summaryrefslogtreecommitdiffstats
path: root/gcc/ChangeLog.3
blob: 067d9adb68f813fe56f580b4ffbd59d5de879cce (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
3160
3161
3162
3163
3164
3165
3166
3167
3168
3169
3170
3171
3172
3173
3174
3175
3176
3177
3178
3179
3180
3181
3182
3183
3184
3185
3186
3187
3188
3189
3190
3191
3192
3193
3194
3195
3196
3197
3198
3199
3200
3201
3202
3203
3204
3205
3206
3207
3208
3209
3210
3211
3212
3213
3214
3215
3216
3217
3218
3219
3220
3221
3222
3223
3224
3225
3226
3227
3228
3229
3230
3231
3232
3233
3234
3235
3236
3237
3238
3239
3240
3241
3242
3243
3244
3245
3246
3247
3248
3249
3250
3251
3252
3253
3254
3255
3256
3257
3258
3259
3260
3261
3262
3263
3264
3265
3266
3267
3268
3269
3270
3271
3272
3273
3274
3275
3276
3277
3278
3279
3280
3281
3282
3283
3284
3285
3286
3287
3288
3289
3290
3291
3292
3293
3294
3295
3296
3297
3298
3299
3300
3301
3302
3303
3304
3305
3306
3307
3308
3309
3310
3311
3312
3313
3314
3315
3316
3317
3318
3319
3320
3321
3322
3323
3324
3325
3326
3327
3328
3329
3330
3331
3332
3333
3334
3335
3336
3337
3338
3339
3340
3341
3342
3343
3344
3345
3346
3347
3348
3349
3350
3351
3352
3353
3354
3355
3356
3357
3358
3359
3360
3361
3362
3363
3364
3365
3366
3367
3368
3369
3370
3371
3372
3373
3374
3375
3376
3377
3378
3379
3380
3381
3382
3383
3384
3385
3386
3387
3388
3389
3390
3391
3392
3393
3394
3395
3396
3397
3398
3399
3400
3401
3402
3403
3404
3405
3406
3407
3408
3409
3410
3411
3412
3413
3414
3415
3416
3417
3418
3419
3420
3421
3422
3423
3424
3425
3426
3427
3428
3429
3430
3431
3432
3433
3434
3435
3436
3437
3438
3439
3440
3441
3442
3443
3444
3445
3446
3447
3448
3449
3450
3451
3452
3453
3454
3455
3456
3457
3458
3459
3460
3461
3462
3463
3464
3465
3466
3467
3468
3469
3470
3471
3472
3473
3474
3475
3476
3477
3478
3479
3480
3481
3482
3483
3484
3485
3486
3487
3488
3489
3490
3491
3492
3493
3494
3495
3496
3497
3498
3499
3500
3501
3502
3503
3504
3505
3506
3507
3508
3509
3510
3511
3512
3513
3514
3515
3516
3517
3518
3519
3520
3521
3522
3523
3524
3525
3526
3527
3528
3529
3530
3531
3532
3533
3534
3535
3536
3537
3538
3539
3540
3541
3542
3543
3544
3545
3546
3547
3548
3549
3550
3551
3552
3553
3554
3555
3556
3557
3558
3559
3560
3561
3562
3563
3564
3565
3566
3567
3568
3569
3570
3571
3572
3573
3574
3575
3576
3577
3578
3579
3580
3581
3582
3583
3584
3585
3586
3587
3588
3589
3590
3591
3592
3593
3594
3595
3596
3597
3598
3599
3600
3601
3602
3603
3604
3605
3606
3607
3608
3609
3610
3611
3612
3613
3614
3615
3616
3617
3618
3619
3620
3621
3622
3623
3624
3625
3626
3627
3628
3629
3630
3631
3632
3633
3634
3635
3636
3637
3638
3639
3640
3641
3642
3643
3644
3645
3646
3647
3648
3649
3650
3651
3652
3653
3654
3655
3656
3657
3658
3659
3660
3661
3662
3663
3664
3665
3666
3667
3668
3669
3670
3671
3672
3673
3674
3675
3676
3677
3678
3679
3680
3681
3682
3683
3684
3685
3686
3687
3688
3689
3690
3691
3692
3693
3694
3695
3696
3697
3698
3699
3700
3701
3702
3703
3704
3705
3706
3707
3708
3709
3710
3711
3712
3713
3714
3715
3716
3717
3718
3719
3720
3721
3722
3723
3724
3725
3726
3727
3728
3729
3730
3731
3732
3733
3734
3735
3736
3737
3738
3739
3740
3741
3742
3743
3744
3745
3746
3747
3748
3749
3750
3751
3752
3753
3754
3755
3756
3757
3758
3759
3760
3761
3762
3763
3764
3765
3766
3767
3768
3769
3770
3771
3772
3773
3774
3775
3776
3777
3778
3779
3780
3781
3782
3783
3784
3785
3786
3787
3788
3789
3790
3791
3792
3793
3794
3795
3796
3797
3798
3799
3800
3801
3802
3803
3804
3805
3806
3807
3808
3809
3810
3811
3812
3813
3814
3815
3816
3817
3818
3819
3820
3821
3822
3823
3824
3825
3826
3827
3828
3829
3830
3831
3832
3833
3834
3835
3836
3837
3838
3839
3840
3841
3842
3843
3844
3845
3846
3847
3848
3849
3850
3851
3852
3853
3854
3855
3856
3857
3858
3859
3860
3861
3862
3863
3864
3865
3866
3867
3868
3869
3870
3871
3872
3873
3874
3875
3876
3877
3878
3879
3880
3881
3882
3883
3884
3885
3886
3887
3888
3889
3890
3891
3892
3893
3894
3895
3896
3897
3898
3899
3900
3901
3902
3903
3904
3905
3906
3907
3908
3909
3910
3911
3912
3913
3914
3915
3916
3917
3918
3919
3920
3921
3922
3923
3924
3925
3926
3927
3928
3929
3930
3931
3932
3933
3934
3935
3936
3937
3938
3939
3940
3941
3942
3943
3944
3945
3946
3947
3948
3949
3950
3951
3952
3953
3954
3955
3956
3957
3958
3959
3960
3961
3962
3963
3964
3965
3966
3967
3968
3969
3970
3971
3972
3973
3974
3975
3976
3977
3978
3979
3980
3981
3982
3983
3984
3985
3986
3987
3988
3989
3990
3991
3992
3993
3994
3995
3996
3997
3998
3999
4000
4001
4002
4003
4004
4005
4006
4007
4008
4009
4010
4011
4012
4013
4014
4015
4016
4017
4018
4019
4020
4021
4022
4023
4024
4025
4026
4027
4028
4029
4030
4031
4032
4033
4034
4035
4036
4037
4038
4039
4040
4041
4042
4043
4044
4045
4046
4047
4048
4049
4050
4051
4052
4053
4054
4055
4056
4057
4058
4059
4060
4061
4062
4063
4064
4065
4066
4067
4068
4069
4070
4071
4072
4073
4074
4075
4076
4077
4078
4079
4080
4081
4082
4083
4084
4085
4086
4087
4088
4089
4090
4091
4092
4093
4094
4095
4096
4097
4098
4099
4100
4101
4102
4103
4104
4105
4106
4107
4108
4109
4110
4111
4112
4113
4114
4115
4116
4117
4118
4119
4120
4121
4122
4123
4124
4125
4126
4127
4128
4129
4130
4131
4132
4133
4134
4135
4136
4137
4138
4139
4140
4141
4142
4143
4144
4145
4146
4147
4148
4149
4150
4151
4152
4153
4154
4155
4156
4157
4158
4159
4160
4161
4162
4163
4164
4165
4166
4167
4168
4169
4170
4171
4172
4173
4174
4175
4176
4177
4178
4179
4180
4181
4182
4183
4184
4185
4186
4187
4188
4189
4190
4191
4192
4193
4194
4195
4196
4197
4198
4199
4200
4201
4202
4203
4204
4205
4206
4207
4208
4209
4210
4211
4212
4213
4214
4215
4216
4217
4218
4219
4220
4221
4222
4223
4224
4225
4226
4227
4228
4229
4230
4231
4232
4233
4234
4235
4236
4237
4238
4239
4240
4241
4242
4243
4244
4245
4246
4247
4248
4249
4250
4251
4252
4253
4254
4255
4256
4257
4258
4259
4260
4261
4262
4263
4264
4265
4266
4267
4268
4269
4270
4271
4272
4273
4274
4275
4276
4277
4278
4279
4280
4281
4282
4283
4284
4285
4286
4287
4288
4289
4290
4291
4292
4293
4294
4295
4296
4297
4298
4299
4300
4301
4302
4303
4304
4305
4306
4307
4308
4309
4310
4311
4312
4313
4314
4315
4316
4317
4318
4319
4320
4321
4322
4323
4324
4325
4326
4327
4328
4329
4330
4331
4332
4333
4334
4335
4336
4337
4338
4339
4340
4341
4342
4343
4344
4345
4346
4347
4348
4349
4350
4351
4352
4353
4354
4355
4356
4357
4358
4359
4360
4361
4362
4363
4364
4365
4366
4367
4368
4369
4370
4371
4372
4373
4374
4375
4376
4377
4378
4379
4380
4381
4382
4383
4384
4385
4386
4387
4388
4389
4390
4391
4392
4393
4394
4395
4396
4397
4398
4399
4400
4401
4402
4403
4404
4405
4406
4407
4408
4409
4410
4411
4412
4413
4414
4415
4416
4417
4418
4419
4420
4421
4422
4423
4424
4425
4426
4427
4428
4429
4430
4431
4432
4433
4434
4435
4436
4437
4438
4439
4440
4441
4442
4443
4444
4445
4446
4447
4448
4449
4450
4451
4452
4453
4454
4455
4456
4457
4458
4459
4460
4461
4462
4463
4464
4465
4466
4467
4468
4469
4470
4471
4472
4473
4474
4475
4476
4477
4478
4479
4480
4481
4482
4483
4484
4485
4486
4487
4488
4489
4490
4491
4492
4493
4494
4495
4496
4497
4498
4499
4500
4501
4502
4503
4504
4505
4506
4507
4508
4509
4510
4511
4512
4513
4514
4515
4516
4517
4518
4519
4520
4521
4522
4523
4524
4525
4526
4527
4528
4529
4530
4531
4532
4533
4534
4535
4536
4537
4538
4539
4540
4541
4542
4543
4544
4545
4546
4547
4548
4549
4550
4551
4552
4553
4554
4555
4556
4557
4558
4559
4560
4561
4562
4563
4564
4565
4566
4567
4568
4569
4570
4571
4572
4573
4574
4575
4576
4577
4578
4579
4580
4581
4582
4583
4584
4585
4586
4587
4588
4589
4590
4591
4592
4593
4594
4595
4596
4597
4598
4599
4600
4601
4602
4603
4604
4605
4606
4607
4608
4609
4610
4611
4612
4613
4614
4615
4616
4617
4618
4619
4620
4621
4622
4623
4624
4625
4626
4627
4628
4629
4630
4631
4632
4633
4634
4635
4636
4637
4638
4639
4640
4641
4642
4643
4644
4645
4646
4647
4648
4649
4650
4651
4652
4653
4654
4655
4656
4657
4658
4659
4660
4661
4662
4663
4664
4665
4666
4667
4668
4669
4670
4671
4672
4673
4674
4675
4676
4677
4678
4679
4680
4681
4682
4683
4684
4685
4686
4687
4688
4689
4690
4691
4692
4693
4694
4695
4696
4697
4698
4699
4700
4701
4702
4703
4704
4705
4706
4707
4708
4709
4710
4711
4712
4713
4714
4715
4716
4717
4718
4719
4720
4721
4722
4723
4724
4725
4726
4727
4728
4729
4730
4731
4732
4733
4734
4735
4736
4737
4738
4739
4740
4741
4742
4743
4744
4745
4746
4747
4748
4749
4750
4751
4752
4753
4754
4755
4756
4757
4758
4759
4760
4761
4762
4763
4764
4765
4766
4767
4768
4769
4770
4771
4772
4773
4774
4775
4776
4777
4778
4779
4780
4781
4782
4783
4784
4785
4786
4787
4788
4789
4790
4791
4792
4793
4794
4795
4796
4797
4798
4799
4800
4801
4802
4803
4804
4805
4806
4807
4808
4809
4810
4811
4812
4813
4814
4815
4816
4817
4818
4819
4820
4821
4822
4823
4824
4825
4826
4827
4828
4829
4830
4831
4832
4833
4834
4835
4836
4837
4838
4839
4840
4841
4842
4843
4844
4845
4846
4847
4848
4849
4850
4851
4852
4853
4854
4855
4856
4857
4858
4859
4860
4861
4862
4863
4864
4865
4866
4867
4868
4869
4870
4871
4872
4873
4874
4875
4876
4877
4878
4879
4880
4881
4882
4883
4884
4885
4886
4887
4888
4889
4890
4891
4892
4893
4894
4895
4896
4897
4898
4899
4900
4901
4902
4903
4904
4905
4906
4907
4908
4909
4910
4911
4912
4913
4914
4915
4916
4917
4918
4919
4920
4921
4922
4923
4924
4925
4926
4927
4928
4929
4930
4931
4932
4933
4934
4935
4936
4937
4938
4939
4940
4941
4942
4943
4944
4945
4946
4947
4948
4949
4950
4951
4952
4953
4954
4955
4956
4957
4958
4959
4960
4961
4962
4963
4964
4965
4966
4967
4968
4969
4970
4971
4972
4973
4974
4975
4976
4977
4978
4979
4980
4981
4982
4983
4984
4985
4986
4987
4988
4989
4990
4991
4992
4993
4994
4995
4996
4997
4998
4999
5000
5001
5002
5003
5004
5005
5006
5007
5008
5009
5010
5011
5012
5013
5014
5015
5016
5017
5018
5019
5020
5021
5022
5023
5024
5025
5026
5027
5028
5029
5030
5031
5032
5033
5034
5035
5036
5037
5038
5039
5040
5041
5042
5043
5044
5045
5046
5047
5048
5049
5050
5051
5052
5053
5054
5055
5056
5057
5058
5059
5060
5061
5062
5063
5064
5065
5066
5067
5068
5069
5070
5071
5072
5073
5074
5075
5076
5077
5078
5079
5080
5081
5082
5083
5084
5085
5086
5087
5088
5089
5090
5091
5092
5093
5094
5095
5096
5097
5098
5099
5100
5101
5102
5103
5104
5105
5106
5107
5108
5109
5110
5111
5112
5113
5114
5115
5116
5117
5118
5119
5120
5121
5122
5123
5124
5125
5126
5127
5128
5129
5130
5131
5132
5133
5134
5135
5136
5137
5138
5139
5140
5141
5142
5143
5144
5145
5146
5147
5148
5149
5150
5151
5152
5153
5154
5155
5156
5157
5158
5159
5160
5161
5162
5163
5164
5165
5166
5167
5168
5169
5170
5171
5172
5173
5174
5175
5176
5177
5178
5179
5180
5181
5182
5183
5184
5185
5186
5187
5188
5189
5190
5191
5192
5193
5194
5195
5196
5197
5198
5199
5200
5201
5202
5203
5204
5205
5206
5207
5208
5209
5210
5211
5212
5213
5214
5215
5216
5217
5218
5219
5220
5221
5222
5223
5224
5225
5226
5227
5228
5229
5230
5231
5232
5233
5234
5235
5236
5237
5238
5239
5240
5241
5242
5243
5244
5245
5246
5247
5248
5249
5250
5251
5252
5253
5254
5255
5256
5257
5258
5259
5260
5261
5262
5263
5264
5265
5266
5267
5268
5269
5270
5271
5272
5273
5274
5275
5276
5277
5278
5279
5280
5281
5282
5283
5284
5285
5286
5287
5288
5289
5290
5291
5292
5293
5294
5295
5296
5297
5298
5299
5300
5301
5302
5303
5304
5305
5306
5307
5308
5309
5310
5311
5312
5313
5314
5315
5316
5317
5318
5319
5320
5321
5322
5323
5324
5325
5326
5327
5328
5329
5330
5331
5332
5333
5334
5335
5336
5337
5338
5339
5340
5341
5342
5343
5344
5345
5346
5347
5348
5349
5350
5351
5352
5353
5354
5355
5356
5357
5358
5359
5360
5361
5362
5363
5364
5365
5366
5367
5368
5369
5370
5371
5372
5373
5374
5375
5376
5377
5378
5379
5380
5381
5382
5383
5384
5385
5386
5387
5388
5389
5390
5391
5392
5393
5394
5395
5396
5397
5398
5399
5400
5401
5402
5403
5404
5405
5406
5407
5408
5409
5410
5411
5412
5413
5414
5415
5416
5417
5418
5419
5420
5421
5422
5423
5424
5425
5426
5427
5428
5429
5430
5431
5432
5433
5434
5435
5436
5437
5438
5439
5440
5441
5442
5443
5444
5445
5446
5447
5448
5449
5450
5451
5452
5453
5454
5455
5456
5457
5458
5459
5460
5461
5462
5463
5464
5465
5466
5467
5468
5469
5470
5471
5472
5473
5474
5475
5476
5477
5478
5479
5480
5481
5482
5483
5484
5485
5486
5487
5488
5489
5490
5491
5492
5493
5494
5495
5496
5497
5498
5499
5500
5501
5502
5503
5504
5505
5506
5507
5508
5509
5510
5511
5512
5513
5514
5515
5516
5517
5518
5519
5520
5521
5522
5523
5524
5525
5526
5527
5528
5529
5530
5531
5532
5533
5534
5535
5536
5537
5538
5539
5540
5541
5542
5543
5544
5545
5546
5547
5548
5549
5550
5551
5552
5553
5554
5555
5556
5557
5558
5559
5560
5561
5562
5563
5564
5565
5566
5567
5568
5569
5570
5571
5572
5573
5574
5575
5576
5577
5578
5579
5580
5581
5582
5583
5584
5585
5586
5587
5588
5589
5590
5591
5592
5593
5594
5595
5596
5597
5598
5599
5600
5601
5602
5603
5604
5605
5606
5607
5608
5609
5610
5611
5612
5613
5614
5615
5616
5617
5618
5619
5620
5621
5622
5623
5624
5625
5626
5627
5628
5629
5630
5631
5632
5633
5634
5635
5636
5637
5638
5639
5640
5641
5642
5643
5644
5645
5646
5647
5648
5649
5650
5651
5652
5653
5654
5655
5656
5657
5658
5659
5660
5661
5662
5663
5664
5665
5666
5667
5668
5669
5670
5671
5672
5673
5674
5675
5676
5677
5678
5679
5680
5681
5682
5683
5684
5685
5686
5687
5688
5689
5690
5691
5692
5693
5694
5695
5696
5697
5698
5699
5700
5701
5702
5703
5704
5705
5706
5707
5708
5709
5710
5711
5712
5713
5714
5715
5716
5717
5718
5719
5720
5721
5722
5723
5724
5725
5726
5727
5728
5729
5730
5731
5732
5733
5734
5735
5736
5737
5738
5739
5740
5741
5742
5743
5744
5745
5746
5747
5748
5749
5750
5751
5752
5753
5754
5755
5756
5757
5758
5759
5760
5761
5762
5763
5764
5765
5766
5767
5768
5769
5770
5771
5772
5773
5774
5775
5776
5777
5778
5779
5780
5781
5782
5783
5784
5785
5786
5787
5788
5789
5790
5791
5792
5793
5794
5795
5796
5797
5798
5799
5800
5801
5802
5803
5804
5805
5806
5807
5808
5809
5810
5811
5812
5813
5814
5815
5816
5817
5818
5819
5820
5821
5822
5823
5824
5825
5826
5827
5828
5829
5830
5831
5832
5833
5834
5835
5836
5837
5838
5839
5840
5841
5842
5843
5844
5845
5846
5847
5848
5849
5850
5851
5852
5853
5854
5855
5856
5857
5858
5859
5860
5861
5862
5863
5864
5865
5866
5867
5868
5869
5870
5871
5872
5873
5874
5875
5876
5877
5878
5879
5880
5881
5882
5883
5884
5885
5886
5887
5888
5889
5890
5891
5892
5893
5894
5895
5896
5897
5898
5899
5900
5901
5902
5903
5904
5905
5906
5907
5908
5909
5910
5911
5912
5913
5914
5915
5916
5917
5918
5919
5920
5921
5922
5923
5924
5925
5926
5927
5928
5929
5930
5931
5932
5933
5934
5935
5936
5937
5938
5939
5940
5941
5942
5943
5944
5945
5946
5947
5948
5949
5950
5951
5952
5953
5954
5955
5956
5957
5958
5959
5960
5961
5962
5963
5964
5965
5966
5967
5968
5969
5970
5971
5972
5973
5974
5975
5976
5977
5978
5979
5980
5981
5982
5983
5984
5985
5986
5987
5988
5989
5990
5991
5992
5993
5994
5995
5996
5997
5998
5999
6000
6001
6002
6003
6004
6005
6006
6007
6008
6009
6010
6011
6012
6013
6014
6015
6016
6017
6018
6019
6020
6021
6022
6023
6024
6025
6026
6027
6028
6029
6030
6031
6032
6033
6034
6035
6036
6037
6038
6039
6040
6041
6042
6043
6044
6045
6046
6047
6048
6049
6050
6051
6052
6053
6054
6055
6056
6057
6058
6059
6060
6061
6062
6063
6064
6065
6066
6067
6068
6069
6070
6071
6072
6073
6074
6075
6076
6077
6078
6079
6080
6081
6082
6083
6084
6085
6086
6087
6088
6089
6090
6091
6092
6093
6094
6095
6096
6097
6098
6099
6100
6101
6102
6103
6104
6105
6106
6107
6108
6109
6110
6111
6112
6113
6114
6115
6116
6117
6118
6119
6120
6121
6122
6123
6124
6125
6126
6127
6128
6129
6130
6131
6132
6133
6134
6135
6136
6137
6138
6139
6140
6141
6142
6143
6144
6145
6146
6147
6148
6149
6150
6151
6152
6153
6154
6155
6156
6157
6158
6159
6160
6161
6162
6163
6164
6165
6166
6167
6168
6169
6170
6171
6172
6173
6174
6175
6176
6177
6178
6179
6180
6181
6182
6183
6184
6185
6186
6187
6188
6189
6190
6191
6192
6193
6194
6195
6196
6197
6198
6199
6200
6201
6202
6203
6204
6205
6206
6207
6208
6209
6210
6211
6212
6213
6214
6215
6216
6217
6218
6219
6220
6221
6222
6223
6224
6225
6226
6227
6228
6229
6230
6231
6232
6233
6234
6235
6236
6237
6238
6239
6240
6241
6242
6243
6244
6245
6246
6247
6248
6249
6250
6251
6252
6253
6254
6255
6256
6257
6258
6259
6260
6261
6262
6263
6264
6265
6266
6267
6268
6269
6270
6271
6272
6273
6274
6275
6276
6277
6278
6279
6280
6281
6282
6283
6284
6285
6286
6287
6288
6289
6290
6291
6292
6293
6294
6295
6296
6297
6298
6299
6300
6301
6302
6303
6304
6305
6306
6307
6308
6309
6310
6311
6312
6313
6314
6315
6316
6317
6318
6319
6320
6321
6322
6323
6324
6325
6326
6327
6328
6329
6330
6331
6332
6333
6334
6335
6336
6337
6338
6339
6340
6341
6342
6343
6344
6345
6346
6347
6348
6349
6350
6351
6352
6353
6354
6355
6356
6357
6358
6359
6360
6361
6362
6363
6364
6365
6366
6367
6368
6369
6370
6371
6372
6373
6374
6375
6376
6377
6378
6379
6380
6381
6382
6383
6384
6385
6386
6387
6388
6389
6390
6391
6392
6393
6394
6395
6396
6397
6398
6399
6400
6401
6402
6403
6404
6405
6406
6407
6408
6409
6410
6411
6412
6413
6414
6415
6416
6417
6418
6419
6420
6421
6422
6423
6424
6425
6426
6427
6428
6429
6430
6431
6432
6433
6434
6435
6436
6437
6438
6439
6440
6441
6442
6443
6444
6445
6446
6447
6448
6449
6450
6451
6452
6453
6454
6455
6456
6457
6458
6459
6460
6461
6462
6463
6464
6465
6466
6467
6468
6469
6470
6471
6472
6473
6474
6475
6476
6477
6478
6479
6480
6481
6482
6483
6484
6485
6486
6487
6488
6489
6490
6491
6492
6493
6494
6495
6496
6497
6498
6499
6500
6501
6502
6503
6504
6505
6506
6507
6508
6509
6510
6511
6512
6513
6514
6515
6516
6517
6518
6519
6520
6521
6522
6523
6524
6525
6526
6527
6528
6529
6530
6531
6532
6533
6534
6535
6536
6537
6538
6539
6540
6541
6542
6543
6544
6545
6546
6547
6548
6549
6550
6551
6552
6553
6554
6555
6556
6557
6558
6559
6560
6561
6562
6563
6564
6565
6566
6567
6568
6569
6570
6571
6572
6573
6574
6575
6576
6577
6578
6579
6580
6581
6582
6583
6584
6585
6586
6587
6588
6589
6590
6591
6592
6593
6594
6595
6596
6597
6598
6599
6600
6601
6602
6603
6604
6605
6606
6607
6608
6609
6610
6611
6612
6613
6614
6615
6616
6617
6618
6619
6620
6621
6622
6623
6624
6625
6626
6627
6628
6629
6630
6631
6632
6633
6634
6635
6636
6637
6638
6639
6640
6641
6642
6643
6644
6645
6646
6647
6648
6649
6650
6651
6652
6653
6654
6655
6656
6657
6658
6659
6660
6661
6662
6663
6664
6665
6666
6667
6668
6669
6670
6671
6672
6673
6674
6675
6676
6677
6678
6679
6680
6681
6682
6683
6684
6685
6686
6687
6688
6689
6690
6691
6692
6693
6694
6695
6696
6697
6698
6699
6700
6701
6702
6703
6704
6705
6706
6707
6708
6709
6710
6711
6712
6713
6714
6715
6716
6717
6718
6719
6720
6721
6722
6723
6724
6725
6726
6727
6728
6729
6730
6731
6732
6733
6734
6735
6736
6737
6738
6739
6740
6741
6742
6743
6744
6745
6746
6747
6748
6749
6750
6751
6752
6753
6754
6755
6756
6757
6758
6759
6760
6761
6762
6763
6764
6765
6766
6767
6768
6769
6770
6771
6772
6773
6774
6775
6776
6777
6778
6779
6780
6781
6782
6783
6784
6785
6786
6787
6788
6789
6790
6791
6792
6793
6794
6795
6796
6797
6798
6799
6800
6801
6802
6803
6804
6805
6806
6807
6808
6809
6810
6811
6812
6813
6814
6815
6816
6817
6818
6819
6820
6821
6822
6823
6824
6825
6826
6827
6828
6829
6830
6831
6832
6833
6834
6835
6836
6837
6838
6839
6840
6841
6842
6843
6844
6845
6846
6847
6848
6849
6850
6851
6852
6853
6854
6855
6856
6857
6858
6859
6860
6861
6862
6863
6864
6865
6866
6867
6868
6869
6870
6871
6872
6873
6874
6875
6876
6877
6878
6879
6880
6881
6882
6883
6884
6885
6886
6887
6888
6889
6890
6891
6892
6893
6894
6895
6896
6897
6898
6899
6900
6901
6902
6903
6904
6905
6906
6907
6908
6909
6910
6911
6912
6913
6914
6915
6916
6917
6918
6919
6920
6921
6922
6923
6924
6925
6926
6927
6928
6929
6930
6931
6932
6933
6934
6935
6936
6937
6938
6939
6940
6941
6942
6943
6944
6945
6946
6947
6948
6949
6950
6951
6952
6953
6954
6955
6956
6957
6958
6959
6960
6961
6962
6963
6964
6965
6966
6967
6968
6969
6970
6971
6972
6973
6974
6975
6976
6977
6978
6979
6980
6981
6982
6983
6984
6985
6986
6987
6988
6989
6990
6991
6992
6993
6994
6995
6996
6997
6998
6999
7000
7001
7002
7003
7004
7005
7006
7007
7008
7009
7010
7011
7012
7013
7014
7015
7016
7017
7018
7019
7020
7021
7022
7023
7024
7025
7026
7027
7028
7029
7030
7031
7032
7033
7034
7035
7036
7037
7038
7039
7040
7041
7042
7043
7044
7045
7046
7047
7048
7049
7050
7051
7052
7053
7054
7055
7056
7057
7058
7059
7060
7061
7062
7063
7064
7065
7066
7067
7068
7069
7070
7071
7072
7073
7074
7075
7076
7077
7078
7079
7080
7081
7082
7083
7084
7085
7086
7087
7088
7089
7090
7091
7092
7093
7094
7095
7096
7097
7098
7099
7100
7101
7102
7103
7104
7105
7106
7107
7108
7109
7110
7111
7112
7113
7114
7115
7116
7117
7118
7119
7120
7121
7122
7123
7124
7125
7126
7127
7128
7129
7130
7131
7132
7133
7134
7135
7136
7137
7138
7139
7140
7141
7142
7143
7144
7145
7146
7147
7148
7149
7150
7151
7152
7153
7154
7155
7156
7157
7158
7159
7160
7161
7162
7163
7164
7165
7166
7167
7168
7169
7170
7171
7172
7173
7174
7175
7176
7177
7178
7179
7180
7181
7182
7183
7184
7185
7186
7187
7188
7189
7190
7191
7192
7193
7194
7195
7196
7197
7198
7199
7200
7201
7202
7203
7204
7205
7206
7207
7208
7209
7210
7211
7212
7213
7214
7215
7216
7217
7218
7219
7220
7221
7222
7223
7224
7225
7226
7227
7228
7229
7230
7231
7232
7233
7234
7235
7236
7237
7238
7239
7240
7241
7242
7243
7244
7245
7246
7247
7248
7249
7250
7251
7252
7253
7254
7255
7256
7257
7258
7259
7260
7261
7262
7263
7264
7265
7266
7267
7268
7269
7270
7271
7272
7273
7274
7275
7276
7277
7278
7279
7280
7281
7282
7283
7284
7285
7286
7287
7288
7289
7290
7291
7292
7293
7294
7295
7296
7297
7298
7299
7300
7301
7302
7303
7304
7305
7306
7307
7308
7309
7310
7311
7312
7313
7314
7315
7316
7317
7318
7319
7320
7321
7322
7323
7324
7325
7326
7327
7328
7329
7330
7331
7332
7333
7334
7335
7336
7337
7338
7339
7340
7341
7342
7343
7344
7345
7346
7347
7348
7349
7350
7351
7352
7353
7354
7355
7356
7357
7358
7359
7360
7361
7362
7363
7364
7365
7366
7367
7368
7369
7370
7371
7372
7373
7374
7375
7376
7377
7378
7379
7380
7381
7382
7383
7384
7385
7386
7387
7388
7389
7390
7391
7392
7393
7394
7395
7396
7397
7398
7399
7400
7401
7402
7403
7404
7405
7406
7407
7408
7409
7410
7411
7412
7413
7414
7415
7416
7417
7418
7419
7420
7421
7422
7423
7424
7425
7426
7427
7428
7429
7430
7431
7432
7433
7434
7435
7436
7437
7438
7439
7440
7441
7442
7443
7444
7445
7446
7447
7448
7449
7450
7451
7452
7453
7454
7455
7456
7457
7458
7459
7460
7461
7462
7463
7464
7465
7466
7467
7468
7469
7470
7471
7472
7473
7474
7475
7476
7477
7478
7479
7480
7481
7482
7483
7484
7485
7486
7487
7488
7489
7490
7491
7492
7493
7494
7495
7496
7497
7498
7499
7500
7501
7502
7503
7504
7505
7506
7507
7508
7509
7510
7511
7512
7513
7514
7515
7516
7517
7518
7519
7520
7521
7522
7523
7524
7525
7526
7527
7528
7529
7530
7531
7532
7533
7534
7535
7536
7537
7538
7539
7540
7541
7542
7543
7544
7545
7546
7547
7548
7549
7550
7551
7552
7553
7554
7555
7556
7557
7558
7559
7560
7561
7562
7563
7564
7565
7566
7567
7568
7569
7570
7571
7572
7573
7574
7575
7576
7577
7578
7579
7580
7581
7582
7583
7584
7585
7586
7587
7588
7589
7590
7591
7592
7593
7594
7595
7596
7597
7598
7599
7600
7601
7602
7603
7604
7605
7606
7607
7608
7609
7610
7611
7612
7613
7614
7615
7616
7617
7618
7619
7620
7621
7622
7623
7624
7625
7626
7627
7628
7629
7630
7631
7632
7633
7634
7635
7636
7637
7638
7639
7640
7641
7642
7643
7644
7645
7646
7647
7648
7649
7650
7651
7652
7653
7654
7655
7656
7657
7658
7659
7660
7661
7662
7663
7664
7665
7666
7667
7668
7669
7670
7671
7672
7673
7674
7675
7676
7677
7678
7679
7680
7681
7682
7683
7684
7685
7686
7687
7688
7689
7690
7691
7692
7693
7694
7695
7696
7697
7698
7699
7700
7701
7702
7703
7704
7705
7706
7707
7708
7709
7710
7711
7712
7713
7714
7715
7716
7717
7718
7719
7720
7721
7722
7723
7724
7725
7726
7727
7728
7729
7730
7731
7732
7733
7734
7735
7736
7737
7738
7739
7740
7741
7742
7743
7744
7745
7746
7747
7748
7749
7750
7751
7752
7753
7754
7755
7756
7757
7758
7759
7760
7761
7762
7763
7764
7765
7766
7767
7768
7769
7770
7771
7772
7773
7774
7775
7776
7777
7778
7779
7780
7781
7782
7783
7784
7785
7786
7787
7788
7789
7790
7791
7792
7793
7794
7795
7796
7797
7798
7799
7800
7801
7802
7803
7804
7805
7806
7807
7808
7809
7810
7811
7812
7813
7814
7815
7816
7817
7818
7819
7820
7821
7822
7823
7824
7825
7826
7827
7828
7829
7830
7831
7832
7833
7834
7835
7836
7837
7838
7839
7840
7841
7842
7843
7844
7845
7846
7847
7848
7849
7850
7851
7852
7853
7854
7855
7856
7857
7858
7859
7860
7861
7862
7863
7864
7865
7866
7867
7868
7869
7870
7871
7872
7873
7874
7875
7876
7877
7878
7879
7880
7881
7882
7883
7884
7885
7886
7887
7888
7889
7890
7891
7892
7893
7894
7895
7896
7897
7898
7899
7900
7901
7902
7903
7904
7905
7906
7907
7908
7909
7910
7911
7912
7913
7914
7915
7916
7917
7918
7919
7920
7921
7922
7923
7924
7925
7926
7927
7928
7929
7930
7931
7932
7933
7934
7935
7936
7937
7938
7939
7940
7941
7942
7943
7944
7945
7946
7947
7948
7949
7950
7951
7952
7953
7954
7955
7956
7957
7958
7959
7960
7961
7962
7963
7964
7965
7966
7967
7968
7969
7970
7971
7972
7973
7974
7975
7976
7977
7978
7979
7980
7981
7982
7983
7984
7985
7986
7987
7988
7989
7990
7991
7992
7993
7994
7995
7996
7997
7998
7999
8000
8001
8002
8003
8004
8005
8006
8007
8008
8009
8010
8011
8012
8013
8014
8015
8016
8017
8018
8019
8020
8021
8022
8023
8024
8025
8026
8027
8028
8029
8030
8031
8032
8033
8034
8035
8036
8037
8038
8039
8040
8041
8042
8043
8044
8045
8046
8047
8048
8049
8050
8051
8052
8053
8054
8055
8056
8057
8058
8059
8060
8061
8062
8063
8064
8065
8066
8067
8068
8069
8070
8071
8072
8073
8074
8075
8076
8077
8078
8079
8080
8081
8082
8083
8084
8085
8086
8087
8088
8089
8090
8091
8092
8093
8094
8095
8096
8097
8098
8099
8100
8101
8102
8103
8104
8105
8106
8107
8108
8109
8110
8111
8112
8113
8114
8115
8116
8117
8118
8119
8120
8121
8122
8123
8124
8125
8126
8127
8128
8129
8130
8131
8132
8133
8134
8135
8136
8137
8138
8139
8140
8141
8142
8143
8144
8145
8146
8147
8148
8149
8150
8151
8152
8153
8154
8155
8156
8157
8158
8159
8160
8161
8162
8163
8164
8165
8166
8167
8168
8169
8170
8171
8172
8173
8174
8175
8176
8177
8178
8179
8180
8181
8182
8183
8184
8185
8186
8187
8188
8189
8190
8191
8192
8193
8194
8195
8196
8197
8198
8199
8200
8201
8202
8203
8204
8205
8206
8207
8208
8209
8210
8211
8212
8213
8214
8215
8216
8217
8218
8219
8220
8221
8222
8223
8224
8225
8226
8227
8228
8229
8230
8231
8232
8233
8234
8235
8236
8237
8238
8239
8240
8241
8242
8243
8244
8245
8246
8247
8248
8249
8250
8251
8252
8253
8254
8255
8256
8257
8258
8259
8260
8261
8262
8263
8264
8265
8266
8267
8268
8269
8270
8271
8272
8273
8274
8275
8276
8277
8278
8279
8280
8281
8282
8283
8284
8285
8286
8287
8288
8289
8290
8291
8292
8293
8294
8295
8296
8297
8298
8299
8300
8301
8302
8303
8304
8305
8306
8307
8308
8309
8310
8311
8312
8313
8314
8315
8316
8317
8318
8319
8320
8321
8322
8323
8324
8325
8326
8327
8328
8329
8330
8331
8332
8333
8334
8335
8336
8337
8338
8339
8340
8341
8342
8343
8344
8345
8346
8347
8348
8349
8350
8351
8352
8353
8354
8355
8356
8357
8358
8359
8360
8361
8362
8363
8364
8365
8366
8367
8368
8369
8370
8371
8372
8373
8374
8375
8376
8377
8378
8379
8380
8381
8382
8383
8384
8385
8386
8387
8388
8389
8390
8391
8392
8393
8394
8395
8396
8397
8398
8399
8400
8401
8402
8403
8404
8405
8406
8407
8408
8409
8410
8411
8412
8413
8414
8415
8416
8417
8418
8419
8420
8421
8422
8423
8424
8425
8426
8427
8428
8429
8430
8431
8432
8433
8434
8435
8436
8437
8438
8439
8440
8441
8442
8443
8444
8445
8446
8447
8448
8449
8450
8451
8452
8453
8454
8455
8456
8457
8458
8459
8460
8461
8462
8463
8464
8465
8466
8467
8468
8469
8470
8471
8472
8473
8474
8475
8476
8477
8478
8479
8480
8481
8482
8483
8484
8485
8486
8487
8488
8489
8490
8491
8492
8493
8494
8495
8496
8497
8498
8499
8500
8501
8502
8503
8504
8505
8506
8507
8508
8509
8510
8511
8512
8513
8514
8515
8516
8517
8518
8519
8520
8521
8522
8523
8524
8525
8526
8527
8528
8529
8530
8531
8532
8533
8534
8535
8536
8537
8538
8539
8540
8541
8542
8543
8544
8545
8546
8547
8548
8549
8550
8551
8552
8553
8554
8555
8556
8557
8558
8559
8560
8561
8562
8563
8564
8565
8566
8567
8568
8569
8570
8571
8572
8573
8574
8575
8576
8577
8578
8579
8580
8581
8582
8583
8584
8585
8586
8587
8588
8589
8590
8591
8592
8593
8594
8595
8596
8597
8598
8599
8600
8601
8602
8603
8604
8605
8606
8607
8608
8609
8610
8611
8612
8613
8614
8615
8616
8617
8618
8619
8620
8621
8622
8623
8624
8625
8626
8627
8628
8629
8630
8631
8632
8633
8634
8635
8636
8637
8638
8639
8640
8641
8642
8643
8644
8645
8646
8647
8648
8649
8650
8651
8652
8653
8654
8655
8656
8657
8658
8659
8660
8661
8662
8663
8664
8665
8666
8667
8668
8669
8670
8671
8672
8673
8674
8675
8676
8677
8678
8679
8680
8681
8682
8683
8684
8685
8686
8687
8688
8689
8690
8691
8692
8693
8694
8695
8696
8697
8698
8699
8700
8701
8702
8703
8704
8705
8706
8707
8708
8709
8710
8711
8712
8713
8714
8715
8716
8717
8718
8719
8720
8721
8722
8723
8724
8725
8726
8727
8728
8729
8730
8731
8732
8733
8734
8735
8736
8737
8738
8739
8740
8741
8742
8743
8744
8745
8746
8747
8748
8749
8750
8751
8752
8753
8754
8755
8756
8757
8758
8759
8760
8761
8762
8763
8764
8765
8766
8767
8768
8769
8770
8771
8772
8773
8774
8775
8776
8777
8778
8779
8780
8781
8782
8783
8784
8785
8786
8787
8788
8789
8790
8791
8792
8793
8794
8795
8796
8797
8798
8799
8800
8801
8802
8803
8804
8805
8806
8807
8808
8809
8810
8811
8812
8813
8814
8815
8816
8817
8818
8819
8820
8821
8822
8823
8824
8825
8826
8827
8828
8829
8830
8831
8832
8833
8834
8835
8836
8837
8838
8839
8840
8841
8842
8843
8844
8845
8846
8847
8848
8849
8850
8851
8852
8853
8854
8855
8856
8857
8858
8859
8860
8861
8862
8863
8864
8865
8866
8867
8868
8869
8870
8871
8872
8873
8874
8875
8876
8877
8878
8879
8880
8881
8882
8883
8884
8885
8886
8887
8888
8889
8890
8891
8892
8893
8894
8895
8896
8897
8898
8899
8900
8901
8902
8903
8904
8905
8906
8907
8908
8909
8910
8911
8912
8913
8914
8915
8916
8917
8918
8919
8920
8921
8922
8923
8924
8925
8926
8927
8928
8929
8930
8931
8932
8933
8934
8935
8936
8937
8938
8939
8940
8941
8942
8943
8944
8945
8946
8947
8948
8949
8950
8951
8952
8953
8954
8955
8956
8957
8958
8959
8960
8961
8962
8963
8964
8965
8966
8967
8968
8969
8970
8971
8972
8973
8974
8975
8976
8977
8978
8979
8980
8981
8982
8983
8984
8985
8986
8987
8988
8989
8990
8991
8992
8993
8994
8995
8996
8997
8998
8999
9000
9001
9002
9003
9004
9005
9006
9007
9008
9009
9010
9011
9012
9013
9014
9015
9016
9017
9018
9019
9020
9021
9022
9023
9024
9025
9026
9027
9028
9029
9030
9031
9032
9033
9034
9035
9036
9037
9038
9039
9040
9041
9042
9043
9044
9045
9046
9047
9048
9049
9050
9051
9052
9053
9054
9055
9056
9057
9058
9059
9060
9061
9062
9063
9064
9065
9066
9067
9068
9069
9070
9071
9072
9073
9074
9075
9076
9077
9078
9079
9080
9081
9082
9083
9084
9085
9086
9087
9088
9089
9090
9091
9092
9093
9094
9095
9096
9097
9098
9099
9100
9101
9102
9103
9104
9105
9106
9107
9108
9109
9110
9111
9112
9113
9114
9115
9116
9117
9118
9119
9120
9121
9122
9123
9124
9125
9126
9127
9128
9129
9130
9131
9132
9133
9134
9135
9136
9137
9138
9139
9140
9141
9142
9143
9144
9145
9146
9147
9148
9149
9150
9151
9152
9153
9154
9155
9156
9157
9158
9159
9160
9161
9162
9163
9164
9165
9166
9167
9168
9169
9170
9171
9172
9173
9174
9175
9176
9177
9178
9179
9180
9181
9182
9183
9184
9185
9186
9187
9188
9189
9190
9191
9192
9193
9194
9195
9196
9197
9198
9199
9200
9201
9202
9203
9204
9205
9206
9207
9208
9209
9210
9211
9212
9213
9214
9215
9216
9217
9218
9219
9220
9221
9222
9223
9224
9225
9226
9227
9228
9229
9230
9231
9232
9233
9234
9235
9236
9237
9238
9239
9240
9241
9242
9243
9244
9245
9246
9247
9248
9249
9250
9251
9252
9253
9254
9255
9256
9257
9258
9259
9260
9261
9262
9263
9264
9265
9266
9267
9268
9269
9270
9271
9272
9273
9274
9275
9276
9277
9278
9279
9280
9281
9282
9283
9284
9285
9286
9287
9288
9289
9290
9291
9292
9293
9294
9295
9296
9297
9298
9299
9300
9301
9302
9303
9304
9305
9306
9307
9308
9309
9310
9311
9312
9313
9314
9315
9316
9317
9318
9319
9320
9321
9322
9323
9324
9325
9326
9327
9328
9329
9330
9331
9332
9333
9334
9335
9336
9337
9338
9339
9340
9341
9342
9343
9344
9345
9346
9347
9348
9349
9350
9351
9352
9353
9354
9355
9356
9357
9358
9359
9360
9361
9362
9363
9364
9365
9366
9367
9368
9369
9370
9371
9372
9373
9374
9375
9376
9377
9378
9379
9380
9381
9382
9383
9384
9385
9386
9387
9388
9389
9390
9391
9392
9393
9394
9395
9396
9397
9398
9399
9400
9401
9402
9403
9404
9405
9406
9407
9408
9409
9410
9411
9412
9413
9414
9415
9416
9417
9418
9419
9420
9421
9422
9423
9424
9425
9426
9427
9428
9429
9430
9431
9432
9433
9434
9435
9436
9437
9438
9439
9440
9441
9442
9443
9444
9445
9446
9447
9448
9449
9450
9451
9452
9453
9454
9455
9456
9457
9458
9459
9460
9461
9462
9463
9464
9465
9466
9467
9468
9469
9470
9471
9472
9473
9474
9475
9476
9477
9478
9479
9480
9481
9482
9483
9484
9485
9486
9487
9488
9489
9490
9491
9492
9493
9494
9495
9496
9497
9498
9499
9500
9501
9502
9503
9504
9505
9506
9507
9508
9509
9510
9511
9512
9513
9514
9515
9516
9517
9518
9519
9520
9521
9522
9523
9524
9525
9526
9527
9528
9529
9530
9531
9532
9533
9534
9535
9536
9537
9538
9539
9540
9541
9542
9543
9544
9545
9546
9547
9548
9549
9550
9551
9552
9553
9554
9555
9556
9557
9558
9559
9560
9561
9562
9563
9564
9565
9566
9567
9568
9569
9570
9571
9572
9573
9574
9575
9576
9577
9578
9579
9580
9581
9582
9583
9584
9585
9586
9587
9588
9589
9590
9591
9592
9593
9594
9595
9596
9597
9598
9599
9600
9601
9602
9603
9604
9605
9606
9607
9608
9609
9610
9611
9612
9613
9614
9615
9616
9617
9618
9619
9620
9621
9622
9623
9624
9625
9626
9627
9628
9629
9630
9631
9632
9633
9634
9635
9636
9637
9638
9639
9640
9641
9642
9643
9644
9645
9646
9647
9648
9649
9650
9651
9652
9653
9654
9655
9656
9657
9658
9659
9660
9661
9662
9663
9664
9665
9666
9667
9668
9669
9670
9671
9672
9673
9674
9675
9676
9677
9678
9679
9680
9681
9682
9683
9684
9685
9686
9687
9688
9689
9690
9691
9692
9693
9694
9695
9696
9697
9698
9699
9700
9701
9702
9703
9704
9705
9706
9707
9708
9709
9710
9711
9712
9713
9714
9715
9716
9717
9718
9719
9720
9721
9722
9723
9724
9725
9726
9727
9728
9729
9730
9731
9732
9733
9734
9735
9736
9737
9738
9739
9740
9741
9742
9743
9744
9745
9746
9747
9748
9749
9750
9751
9752
9753
9754
9755
9756
9757
9758
9759
9760
9761
9762
9763
9764
9765
9766
9767
9768
9769
9770
9771
9772
9773
9774
9775
9776
9777
9778
9779
9780
9781
9782
9783
9784
9785
9786
9787
9788
9789
9790
9791
9792
9793
9794
9795
9796
9797
9798
9799
9800
9801
9802
9803
9804
9805
9806
9807
9808
9809
9810
9811
9812
9813
9814
9815
9816
9817
9818
9819
9820
9821
9822
9823
9824
9825
9826
9827
9828
9829
9830
9831
9832
9833
9834
9835
9836
9837
9838
9839
9840
9841
9842
9843
9844
9845
9846
9847
9848
9849
9850
9851
9852
9853
9854
9855
9856
9857
9858
9859
9860
9861
9862
9863
9864
9865
9866
9867
9868
9869
9870
9871
9872
9873
9874
9875
9876
9877
9878
9879
9880
9881
9882
9883
9884
9885
9886
9887
9888
9889
9890
9891
9892
9893
9894
9895
9896
9897
9898
9899
9900
9901
9902
9903
9904
9905
9906
9907
9908
9909
9910
9911
9912
9913
9914
9915
9916
9917
9918
9919
9920
9921
9922
9923
9924
9925
9926
9927
9928
9929
9930
9931
9932
9933
9934
9935
9936
9937
9938
9939
9940
9941
9942
9943
9944
9945
9946
9947
9948
9949
9950
9951
9952
9953
9954
9955
9956
9957
9958
9959
9960
9961
9962
9963
9964
9965
9966
9967
9968
9969
9970
9971
9972
9973
9974
9975
9976
9977
9978
9979
9980
9981
9982
9983
9984
9985
9986
9987
9988
9989
9990
9991
9992
9993
9994
9995
9996
9997
9998
9999
10000
10001
10002
10003
10004
10005
10006
10007
10008
10009
10010
10011
10012
10013
10014
10015
10016
10017
10018
10019
10020
10021
10022
10023
10024
10025
10026
10027
10028
10029
10030
10031
10032
10033
10034
10035
10036
10037
10038
10039
10040
10041
10042
10043
10044
10045
10046
10047
10048
10049
10050
10051
10052
10053
10054
10055
10056
10057
10058
10059
10060
10061
10062
10063
10064
10065
10066
10067
10068
10069
10070
10071
10072
10073
10074
10075
10076
10077
10078
10079
10080
10081
10082
10083
10084
10085
10086
10087
10088
10089
10090
10091
10092
10093
10094
10095
10096
10097
10098
10099
10100
10101
10102
10103
10104
10105
10106
10107
10108
10109
10110
10111
10112
10113
10114
10115
10116
10117
10118
10119
10120
10121
10122
10123
10124
10125
10126
10127
10128
10129
10130
10131
10132
10133
10134
10135
10136
10137
10138
10139
10140
10141
10142
10143
10144
10145
10146
10147
10148
10149
10150
10151
10152
10153
10154
10155
10156
10157
10158
10159
10160
10161
10162
10163
10164
10165
10166
10167
10168
10169
10170
10171
10172
10173
10174
10175
10176
10177
10178
10179
10180
10181
10182
10183
10184
10185
10186
10187
10188
10189
10190
10191
10192
10193
10194
10195
10196
10197
10198
10199
10200
10201
10202
10203
10204
10205
10206
10207
10208
10209
10210
10211
10212
10213
10214
10215
10216
10217
10218
10219
10220
10221
10222
10223
10224
10225
10226
10227
10228
10229
10230
10231
10232
10233
10234
10235
10236
10237
10238
10239
10240
10241
10242
10243
10244
10245
10246
10247
10248
10249
10250
10251
10252
10253
10254
10255
10256
10257
10258
10259
10260
10261
10262
10263
10264
10265
10266
10267
10268
10269
10270
10271
10272
10273
10274
10275
10276
10277
10278
10279
10280
10281
10282
10283
10284
10285
10286
10287
10288
10289
10290
10291
10292
10293
10294
10295
10296
10297
10298
10299
10300
10301
10302
10303
10304
10305
10306
10307
10308
10309
10310
10311
10312
10313
10314
10315
10316
10317
10318
10319
10320
10321
10322
10323
10324
10325
10326
10327
10328
10329
10330
10331
10332
10333
10334
10335
10336
10337
10338
10339
10340
10341
10342
10343
10344
10345
10346
10347
10348
10349
10350
10351
10352
10353
10354
10355
10356
10357
10358
10359
10360
10361
10362
10363
10364
10365
10366
10367
10368
10369
10370
10371
10372
10373
10374
10375
10376
10377
10378
10379
10380
10381
10382
10383
10384
10385
10386
10387
10388
10389
10390
10391
10392
10393
10394
10395
10396
10397
10398
10399
10400
10401
10402
10403
10404
10405
10406
10407
10408
10409
10410
10411
10412
10413
10414
10415
10416
10417
10418
10419
10420
10421
10422
10423
10424
10425
10426
10427
10428
10429
10430
10431
10432
10433
10434
10435
10436
10437
10438
10439
10440
10441
10442
10443
10444
10445
10446
10447
10448
10449
10450
10451
10452
10453
10454
10455
10456
10457
10458
10459
10460
10461
10462
10463
10464
10465
10466
10467
10468
10469
10470
10471
10472
10473
10474
10475
10476
10477
10478
10479
10480
10481
10482
10483
10484
10485
10486
10487
10488
10489
10490
10491
10492
10493
10494
10495
10496
10497
10498
10499
10500
10501
10502
10503
10504
10505
10506
10507
10508
10509
10510
10511
10512
10513
10514
10515
10516
10517
10518
10519
10520
10521
10522
10523
10524
10525
10526
10527
10528
10529
10530
10531
10532
10533
10534
10535
10536
10537
10538
10539
10540
10541
10542
10543
10544
10545
10546
10547
10548
10549
10550
10551
10552
10553
10554
10555
10556
10557
10558
10559
10560
10561
10562
10563
10564
10565
10566
10567
10568
10569
10570
10571
10572
10573
10574
10575
10576
10577
10578
10579
10580
10581
10582
10583
10584
10585
10586
10587
10588
10589
10590
10591
10592
10593
10594
10595
10596
10597
10598
10599
10600
10601
10602
10603
10604
10605
10606
10607
10608
10609
10610
10611
10612
10613
10614
10615
10616
10617
10618
10619
10620
10621
10622
10623
10624
10625
10626
10627
10628
10629
10630
10631
10632
10633
10634
10635
10636
10637
10638
10639
10640
10641
10642
10643
10644
10645
10646
10647
10648
10649
10650
10651
10652
10653
10654
10655
10656
10657
10658
10659
10660
10661
10662
10663
10664
10665
10666
10667
10668
10669
10670
10671
10672
10673
10674
10675
10676
10677
10678
10679
10680
10681
10682
10683
10684
10685
10686
10687
10688
10689
10690
10691
10692
10693
10694
10695
10696
10697
10698
10699
10700
10701
10702
10703
10704
10705
10706
10707
10708
10709
10710
10711
10712
10713
10714
10715
10716
10717
10718
10719
10720
10721
10722
10723
10724
10725
10726
10727
10728
10729
10730
10731
10732
10733
10734
10735
10736
10737
10738
10739
10740
10741
10742
10743
10744
10745
10746
10747
10748
10749
10750
10751
10752
10753
10754
10755
10756
10757
10758
10759
10760
10761
10762
10763
10764
10765
10766
10767
10768
10769
10770
10771
10772
10773
10774
10775
10776
10777
10778
10779
10780
10781
10782
10783
10784
10785
10786
10787
10788
10789
10790
10791
10792
10793
10794
10795
10796
10797
10798
10799
10800
10801
10802
10803
10804
10805
10806
10807
10808
10809
10810
10811
10812
10813
10814
10815
10816
10817
10818
10819
10820
10821
10822
10823
10824
10825
10826
10827
10828
10829
10830
10831
10832
10833
10834
10835
10836
10837
10838
10839
10840
10841
10842
10843
10844
10845
10846
10847
10848
10849
10850
10851
10852
10853
10854
10855
10856
10857
10858
10859
10860
10861
10862
10863
10864
10865
10866
10867
10868
10869
10870
10871
10872
10873
10874
10875
10876
10877
10878
10879
10880
10881
10882
10883
10884
10885
10886
10887
10888
10889
10890
10891
10892
10893
10894
10895
10896
10897
10898
10899
10900
10901
10902
10903
10904
10905
10906
10907
10908
10909
10910
10911
10912
10913
10914
10915
10916
10917
10918
10919
10920
10921
10922
10923
10924
10925
10926
10927
10928
10929
10930
10931
10932
10933
10934
10935
10936
10937
10938
10939
10940
10941
10942
10943
10944
10945
10946
10947
10948
10949
10950
10951
10952
10953
10954
10955
10956
10957
10958
10959
10960
10961
10962
10963
10964
10965
10966
10967
10968
10969
10970
10971
10972
10973
10974
10975
10976
10977
10978
10979
10980
10981
10982
10983
10984
10985
10986
10987
10988
10989
10990
10991
10992
10993
10994
10995
10996
10997
10998
10999
11000
11001
11002
11003
11004
11005
11006
11007
11008
11009
11010
11011
11012
11013
11014
11015
11016
11017
11018
11019
11020
11021
11022
11023
11024
11025
11026
11027
11028
11029
11030
11031
11032
11033
11034
11035
11036
11037
11038
11039
11040
11041
11042
11043
11044
11045
11046
11047
11048
11049
11050
11051
11052
11053
11054
11055
11056
11057
11058
11059
11060
11061
11062
11063
11064
11065
11066
11067
11068
11069
11070
11071
11072
11073
11074
11075
11076
11077
11078
11079
11080
11081
11082
11083
11084
11085
11086
11087
11088
11089
11090
11091
11092
11093
11094
11095
11096
11097
11098
11099
11100
11101
11102
11103
11104
11105
11106
11107
11108
11109
11110
11111
11112
11113
11114
11115
11116
11117
11118
11119
11120
11121
11122
11123
11124
11125
11126
11127
11128
11129
11130
11131
11132
11133
11134
11135
11136
11137
11138
11139
11140
11141
11142
11143
11144
11145
11146
11147
11148
11149
11150
11151
11152
11153
11154
11155
11156
11157
11158
11159
11160
11161
11162
11163
11164
11165
11166
11167
11168
11169
11170
11171
11172
11173
11174
11175
11176
11177
11178
11179
11180
11181
11182
11183
11184
11185
11186
11187
11188
11189
11190
11191
11192
11193
11194
11195
11196
11197
11198
11199
11200
11201
11202
11203
11204
11205
11206
11207
11208
11209
11210
11211
11212
11213
11214
11215
11216
11217
11218
11219
11220
11221
11222
11223
11224
11225
11226
11227
11228
11229
11230
11231
11232
11233
11234
11235
11236
11237
11238
11239
11240
11241
11242
11243
11244
11245
11246
11247
11248
11249
11250
11251
11252
11253
11254
11255
11256
11257
11258
11259
11260
11261
11262
11263
11264
11265
11266
11267
11268
11269
11270
11271
11272
11273
11274
11275
11276
11277
11278
11279
11280
11281
11282
11283
11284
11285
11286
11287
11288
11289
11290
11291
11292
11293
11294
11295
11296
11297
11298
11299
11300
11301
11302
11303
11304
11305
11306
11307
11308
11309
11310
11311
11312
11313
11314
11315
11316
11317
11318
11319
11320
11321
11322
11323
11324
11325
11326
11327
11328
11329
11330
11331
11332
11333
11334
11335
11336
11337
11338
11339
11340
11341
11342
11343
11344
11345
11346
11347
11348
11349
11350
11351
11352
11353
11354
11355
11356
11357
11358
11359
11360
11361
11362
11363
11364
11365
11366
11367
11368
11369
11370
11371
11372
11373
11374
11375
11376
11377
11378
11379
11380
11381
11382
11383
11384
11385
11386
11387
11388
11389
11390
11391
11392
11393
11394
11395
11396
11397
11398
11399
11400
11401
11402
11403
11404
11405
11406
11407
11408
11409
11410
11411
11412
11413
11414
11415
11416
11417
11418
11419
11420
11421
11422
11423
11424
11425
11426
11427
11428
11429
11430
11431
11432
11433
11434
11435
11436
11437
11438
11439
11440
11441
11442
11443
11444
11445
11446
11447
11448
11449
11450
11451
11452
11453
11454
11455
11456
11457
11458
11459
11460
11461
11462
11463
11464
11465
11466
11467
11468
11469
11470
11471
11472
11473
11474
11475
11476
11477
11478
11479
11480
11481
11482
11483
11484
11485
11486
11487
11488
11489
11490
11491
11492
11493
11494
11495
11496
11497
11498
11499
11500
11501
11502
11503
11504
11505
11506
11507
11508
11509
11510
11511
11512
11513
11514
11515
11516
11517
11518
11519
11520
11521
11522
11523
11524
11525
11526
11527
11528
11529
11530
11531
11532
11533
11534
11535
11536
11537
11538
11539
11540
11541
11542
11543
11544
11545
11546
11547
11548
11549
11550
11551
11552
11553
11554
11555
11556
11557
11558
11559
11560
11561
11562
11563
11564
11565
11566
11567
11568
11569
11570
11571
11572
11573
11574
11575
11576
11577
11578
11579
11580
11581
11582
11583
11584
11585
11586
11587
11588
11589
11590
11591
11592
11593
11594
11595
11596
11597
11598
11599
11600
11601
11602
11603
11604
11605
11606
11607
11608
11609
11610
11611
11612
11613
11614
11615
11616
11617
11618
11619
11620
11621
11622
11623
11624
11625
11626
11627
11628
11629
11630
11631
11632
11633
11634
11635
11636
11637
11638
11639
11640
11641
11642
11643
11644
11645
11646
11647
11648
11649
11650
11651
11652
11653
11654
11655
11656
11657
11658
11659
11660
11661
11662
11663
11664
11665
11666
11667
11668
11669
11670
11671
11672
11673
11674
11675
11676
11677
11678
11679
11680
11681
11682
11683
11684
11685
11686
11687
11688
11689
11690
11691
11692
11693
11694
11695
11696
11697
11698
11699
11700
11701
11702
11703
11704
11705
11706
11707
11708
11709
11710
11711
11712
11713
11714
11715
11716
11717
11718
11719
11720
11721
11722
11723
11724
11725
11726
11727
11728
11729
11730
11731
11732
11733
11734
11735
11736
11737
11738
11739
11740
11741
11742
11743
11744
11745
11746
11747
11748
11749
11750
11751
11752
11753
11754
11755
11756
11757
11758
11759
11760
11761
11762
11763
11764
11765
11766
11767
11768
11769
11770
11771
11772
11773
11774
11775
11776
11777
11778
11779
11780
11781
11782
11783
11784
11785
11786
11787
11788
11789
11790
11791
11792
11793
11794
11795
11796
11797
11798
11799
11800
11801
11802
11803
11804
11805
11806
11807
11808
11809
11810
11811
11812
11813
11814
11815
11816
11817
11818
11819
11820
11821
11822
11823
11824
11825
11826
11827
11828
11829
11830
11831
11832
11833
11834
11835
11836
11837
11838
11839
11840
11841
11842
11843
11844
11845
11846
11847
11848
11849
11850
11851
11852
11853
11854
11855
11856
11857
11858
11859
11860
11861
11862
11863
11864
11865
11866
11867
11868
11869
11870
11871
11872
11873
11874
11875
11876
11877
11878
11879
11880
11881
11882
11883
11884
11885
11886
11887
11888
11889
11890
11891
11892
11893
11894
11895
11896
11897
11898
11899
11900
11901
11902
11903
11904
11905
11906
11907
11908
11909
11910
11911
11912
11913
11914
11915
11916
11917
11918
11919
11920
11921
11922
11923
11924
11925
11926
11927
11928
11929
11930
11931
11932
11933
11934
11935
11936
11937
11938
11939
11940
11941
11942
11943
11944
11945
11946
11947
11948
11949
11950
11951
11952
11953
11954
11955
11956
11957
11958
11959
11960
11961
11962
11963
11964
11965
11966
11967
11968
11969
11970
11971
11972
11973
11974
11975
11976
11977
11978
11979
11980
11981
11982
11983
11984
11985
11986
11987
11988
11989
11990
11991
11992
11993
11994
11995
11996
11997
11998
11999
12000
12001
12002
12003
12004
12005
12006
12007
12008
12009
12010
12011
12012
12013
12014
12015
12016
12017
12018
12019
12020
12021
12022
12023
12024
12025
12026
12027
12028
12029
12030
12031
12032
12033
12034
12035
12036
12037
12038
12039
12040
12041
12042
12043
12044
12045
12046
12047
12048
12049
12050
12051
12052
12053
12054
12055
12056
12057
12058
12059
12060
12061
12062
12063
12064
12065
12066
12067
12068
12069
12070
12071
12072
12073
12074
12075
12076
12077
12078
12079
12080
12081
12082
12083
12084
12085
12086
12087
12088
12089
12090
12091
12092
12093
12094
12095
12096
12097
12098
12099
12100
12101
12102
12103
12104
12105
12106
12107
12108
12109
12110
12111
12112
12113
12114
12115
12116
12117
12118
12119
12120
12121
12122
12123
12124
12125
12126
12127
12128
12129
12130
12131
12132
12133
12134
12135
12136
12137
12138
12139
12140
12141
12142
12143
12144
12145
12146
12147
12148
12149
12150
12151
12152
12153
12154
12155
12156
12157
12158
12159
12160
12161
12162
12163
12164
12165
12166
12167
12168
12169
12170
12171
12172
12173
12174
12175
12176
12177
12178
12179
12180
12181
12182
12183
12184
12185
12186
12187
12188
12189
12190
12191
12192
12193
12194
12195
12196
12197
12198
12199
12200
12201
12202
12203
12204
12205
12206
12207
12208
12209
12210
12211
12212
12213
12214
12215
12216
12217
12218
12219
12220
12221
12222
12223
12224
12225
12226
12227
12228
12229
12230
12231
12232
12233
12234
12235
12236
12237
12238
12239
12240
12241
12242
12243
12244
12245
12246
12247
12248
12249
12250
12251
12252
12253
12254
12255
12256
12257
12258
12259
12260
12261
12262
12263
12264
12265
12266
12267
12268
12269
12270
12271
12272
12273
12274
12275
12276
12277
12278
12279
12280
12281
12282
12283
12284
12285
12286
12287
12288
12289
12290
12291
12292
12293
12294
12295
12296
12297
12298
12299
12300
12301
12302
12303
12304
12305
12306
12307
12308
12309
12310
12311
12312
12313
12314
12315
12316
12317
12318
12319
12320
12321
12322
12323
12324
12325
12326
12327
12328
12329
12330
12331
12332
12333
12334
12335
12336
12337
12338
12339
12340
12341
12342
12343
12344
12345
12346
12347
12348
12349
12350
12351
12352
12353
12354
12355
12356
12357
12358
12359
12360
12361
12362
12363
12364
12365
12366
12367
12368
12369
12370
12371
12372
12373
12374
12375
12376
12377
12378
12379
12380
12381
12382
12383
12384
12385
12386
12387
12388
12389
12390
12391
12392
12393
12394
12395
12396
12397
12398
12399
12400
12401
12402
12403
12404
12405
12406
12407
12408
12409
12410
12411
12412
12413
12414
12415
12416
12417
12418
12419
12420
12421
12422
12423
12424
12425
12426
12427
12428
12429
12430
12431
12432
12433
12434
12435
12436
12437
12438
12439
12440
12441
12442
12443
12444
12445
12446
12447
12448
12449
12450
12451
12452
12453
12454
12455
12456
12457
12458
12459
12460
12461
12462
12463
12464
12465
12466
12467
12468
12469
12470
12471
12472
12473
12474
12475
12476
12477
12478
12479
12480
12481
12482
12483
12484
12485
12486
12487
12488
12489
12490
12491
12492
12493
12494
12495
12496
12497
12498
12499
12500
12501
12502
12503
12504
12505
12506
12507
12508
12509
12510
12511
12512
12513
12514
12515
12516
12517
12518
12519
12520
12521
12522
12523
12524
12525
12526
12527
12528
12529
12530
12531
12532
12533
12534
12535
12536
12537
12538
12539
12540
12541
12542
12543
12544
12545
12546
12547
12548
12549
12550
12551
12552
12553
12554
12555
12556
12557
12558
12559
12560
12561
12562
12563
12564
12565
12566
12567
12568
12569
12570
12571
12572
12573
12574
12575
12576
12577
12578
12579
12580
12581
12582
12583
12584
12585
12586
12587
12588
12589
12590
12591
12592
12593
12594
12595
12596
12597
12598
12599
12600
12601
12602
12603
12604
12605
12606
12607
12608
12609
12610
12611
12612
12613
12614
12615
12616
12617
12618
12619
12620
12621
12622
12623
12624
12625
12626
12627
12628
12629
12630
12631
12632
12633
12634
12635
12636
12637
12638
12639
12640
12641
12642
12643
12644
12645
12646
12647
12648
12649
12650
12651
12652
12653
12654
12655
12656
12657
12658
12659
12660
12661
12662
12663
12664
12665
12666
12667
12668
12669
12670
12671
12672
12673
12674
12675
12676
12677
12678
12679
12680
12681
12682
12683
12684
12685
12686
12687
12688
12689
12690
12691
12692
12693
12694
12695
12696
12697
12698
12699
12700
12701
12702
12703
12704
12705
12706
12707
12708
12709
12710
12711
12712
12713
12714
12715
12716
12717
12718
12719
12720
12721
12722
12723
12724
12725
12726
12727
12728
12729
12730
12731
12732
12733
12734
12735
12736
12737
12738
12739
12740
12741
12742
12743
12744
12745
12746
12747
12748
12749
12750
12751
12752
12753
12754
12755
12756
12757
12758
12759
12760
12761
12762
12763
12764
12765
12766
12767
12768
12769
12770
12771
12772
12773
12774
12775
12776
12777
12778
12779
12780
12781
12782
12783
12784
12785
12786
12787
12788
12789
12790
12791
12792
12793
12794
12795
12796
12797
12798
12799
12800
12801
12802
12803
12804
12805
12806
12807
12808
12809
12810
12811
12812
12813
12814
12815
12816
12817
12818
12819
12820
12821
12822
12823
12824
12825
12826
12827
12828
12829
12830
12831
12832
12833
12834
12835
12836
12837
12838
12839
12840
12841
12842
12843
12844
12845
12846
12847
12848
12849
12850
12851
12852
12853
12854
12855
12856
12857
12858
12859
12860
12861
12862
12863
12864
12865
12866
12867
12868
12869
12870
12871
12872
12873
12874
12875
12876
12877
12878
12879
12880
12881
12882
12883
12884
12885
12886
12887
12888
12889
12890
12891
12892
12893
12894
12895
12896
12897
12898
12899
12900
12901
12902
12903
12904
12905
12906
12907
12908
12909
12910
12911
12912
12913
12914
12915
12916
12917
12918
12919
12920
12921
12922
12923
12924
12925
12926
12927
12928
12929
12930
12931
12932
12933
12934
12935
12936
12937
12938
12939
12940
12941
12942
12943
12944
12945
12946
12947
12948
12949
12950
12951
12952
12953
12954
12955
12956
12957
12958
12959
12960
12961
12962
12963
12964
12965
12966
12967
12968
12969
12970
12971
12972
12973
12974
12975
12976
12977
12978
12979
12980
12981
12982
12983
12984
12985
12986
12987
12988
12989
12990
12991
12992
12993
12994
12995
12996
12997
12998
12999
13000
13001
13002
13003
13004
13005
13006
13007
13008
13009
13010
13011
13012
13013
13014
13015
13016
13017
13018
13019
13020
13021
13022
13023
13024
13025
13026
13027
13028
13029
13030
13031
13032
13033
13034
13035
13036
13037
13038
13039
13040
13041
13042
13043
13044
13045
13046
13047
13048
13049
13050
13051
13052
13053
13054
13055
13056
13057
13058
13059
13060
13061
13062
13063
13064
13065
13066
13067
13068
13069
13070
13071
13072
13073
13074
13075
13076
13077
13078
13079
13080
13081
13082
13083
13084
13085
13086
13087
13088
13089
13090
13091
13092
13093
13094
13095
13096
13097
13098
13099
13100
13101
13102
13103
13104
13105
13106
13107
13108
13109
13110
13111
13112
13113
13114
13115
13116
13117
13118
13119
13120
13121
13122
13123
13124
13125
13126
13127
13128
13129
13130
13131
13132
13133
13134
13135
13136
13137
13138
13139
13140
13141
13142
13143
13144
13145
13146
13147
13148
13149
13150
13151
13152
13153
13154
13155
13156
13157
13158
13159
13160
13161
13162
13163
13164
13165
13166
13167
13168
13169
13170
13171
13172
13173
13174
13175
13176
13177
13178
13179
13180
13181
13182
13183
13184
13185
13186
13187
13188
13189
13190
13191
13192
13193
13194
13195
13196
13197
13198
13199
13200
13201
13202
13203
13204
13205
13206
13207
13208
13209
13210
13211
13212
13213
13214
13215
13216
13217
13218
13219
13220
13221
13222
13223
13224
13225
13226
13227
13228
13229
13230
13231
13232
13233
13234
13235
13236
13237
13238
13239
13240
13241
13242
13243
13244
13245
13246
13247
13248
13249
13250
13251
13252
13253
13254
13255
13256
13257
13258
13259
13260
13261
13262
13263
13264
13265
13266
13267
13268
13269
13270
13271
13272
13273
13274
13275
13276
13277
13278
13279
13280
13281
13282
13283
13284
13285
13286
13287
13288
13289
13290
13291
13292
13293
13294
13295
13296
13297
13298
13299
13300
13301
13302
13303
13304
13305
13306
13307
13308
13309
13310
13311
13312
13313
13314
13315
13316
13317
13318
13319
13320
13321
13322
13323
13324
13325
13326
13327
13328
13329
13330
13331
13332
13333
13334
13335
13336
13337
13338
13339
13340
13341
13342
13343
13344
13345
13346
13347
13348
13349
13350
13351
13352
13353
13354
13355
13356
13357
13358
13359
13360
13361
13362
13363
13364
13365
13366
13367
13368
13369
13370
13371
13372
13373
13374
13375
13376
13377
13378
13379
13380
13381
13382
13383
13384
13385
13386
13387
13388
13389
13390
13391
13392
13393
13394
13395
13396
13397
13398
13399
13400
13401
13402
13403
13404
13405
13406
13407
13408
13409
13410
13411
13412
13413
13414
13415
13416
13417
13418
13419
13420
13421
13422
13423
13424
13425
13426
13427
13428
13429
13430
13431
13432
13433
13434
13435
13436
13437
13438
13439
13440
13441
13442
13443
13444
13445
13446
13447
13448
13449
13450
13451
13452
13453
13454
13455
13456
13457
13458
13459
13460
13461
13462
13463
13464
13465
13466
13467
13468
13469
13470
13471
13472
13473
13474
13475
13476
13477
13478
13479
13480
13481
13482
13483
13484
13485
13486
13487
13488
13489
13490
13491
13492
13493
13494
13495
13496
13497
13498
13499
13500
13501
13502
13503
13504
13505
13506
13507
13508
13509
13510
13511
13512
13513
13514
13515
13516
13517
13518
13519
13520
13521
13522
13523
13524
13525
13526
13527
13528
13529
13530
13531
13532
13533
13534
13535
13536
13537
13538
13539
13540
13541
13542
13543
13544
13545
13546
13547
13548
13549
13550
13551
13552
13553
13554
13555
13556
13557
13558
13559
13560
13561
13562
13563
13564
13565
13566
13567
13568
13569
13570
13571
13572
13573
13574
13575
13576
13577
13578
13579
13580
13581
13582
13583
13584
13585
13586
13587
13588
13589
13590
13591
13592
13593
13594
13595
13596
13597
13598
13599
13600
13601
13602
13603
13604
13605
13606
13607
13608
13609
13610
13611
13612
13613
13614
13615
13616
13617
13618
13619
13620
13621
13622
13623
13624
13625
13626
13627
13628
13629
13630
13631
13632
13633
13634
13635
13636
13637
13638
13639
13640
13641
13642
13643
13644
13645
13646
13647
13648
13649
13650
13651
13652
13653
13654
13655
13656
13657
13658
13659
13660
13661
13662
13663
13664
13665
13666
13667
13668
13669
13670
13671
13672
13673
13674
13675
13676
13677
13678
13679
13680
13681
13682
13683
13684
13685
13686
13687
13688
13689
13690
13691
13692
13693
13694
13695
13696
13697
13698
13699
13700
13701
13702
13703
13704
13705
13706
13707
13708
13709
13710
13711
13712
13713
13714
13715
13716
13717
13718
13719
13720
13721
13722
13723
13724
13725
13726
13727
13728
13729
13730
13731
13732
13733
13734
13735
13736
13737
13738
13739
13740
13741
13742
13743
13744
13745
13746
13747
13748
13749
13750
13751
13752
13753
13754
13755
13756
13757
13758
13759
13760
13761
13762
13763
13764
13765
13766
13767
13768
13769
13770
13771
13772
13773
13774
13775
13776
13777
13778
13779
13780
13781
13782
13783
13784
13785
13786
13787
13788
13789
13790
13791
13792
13793
13794
13795
13796
13797
13798
13799
13800
13801
13802
13803
13804
13805
13806
13807
13808
13809
13810
13811
13812
13813
13814
13815
13816
13817
13818
13819
13820
13821
13822
13823
13824
13825
13826
13827
13828
13829
13830
13831
13832
13833
13834
13835
13836
13837
13838
13839
13840
13841
13842
13843
13844
13845
13846
13847
13848
13849
13850
13851
13852
13853
13854
13855
13856
13857
13858
13859
13860
13861
13862
13863
13864
13865
13866
13867
13868
13869
13870
13871
13872
13873
13874
13875
13876
13877
13878
13879
13880
13881
13882
13883
13884
13885
13886
13887
13888
13889
13890
13891
13892
13893
13894
13895
13896
13897
13898
13899
13900
13901
13902
13903
13904
13905
13906
13907
13908
13909
13910
13911
13912
13913
13914
13915
13916
13917
13918
13919
13920
13921
13922
13923
13924
13925
13926
13927
13928
13929
13930
13931
13932
13933
13934
13935
13936
13937
13938
13939
13940
13941
13942
13943
13944
13945
13946
13947
13948
13949
13950
13951
13952
13953
13954
13955
13956
13957
13958
13959
13960
13961
13962
13963
13964
13965
13966
13967
13968
13969
13970
13971
13972
13973
13974
13975
13976
13977
13978
13979
13980
13981
13982
13983
13984
13985
13986
13987
13988
13989
13990
13991
13992
13993
13994
13995
13996
13997
13998
13999
14000
14001
14002
14003
14004
14005
14006
14007
14008
14009
14010
14011
14012
14013
14014
14015
14016
14017
14018
14019
14020
14021
14022
14023
14024
14025
14026
14027
14028
14029
14030
14031
14032
14033
14034
14035
14036
14037
14038
14039
14040
14041
14042
14043
14044
14045
14046
14047
14048
14049
14050
14051
14052
14053
14054
14055
14056
14057
14058
14059
14060
14061
14062
14063
14064
14065
14066
14067
14068
14069
14070
14071
14072
14073
14074
14075
14076
14077
14078
14079
14080
14081
14082
14083
14084
14085
14086
14087
14088
14089
14090
14091
14092
14093
14094
14095
14096
14097
14098
14099
14100
14101
14102
14103
14104
14105
14106
14107
14108
14109
14110
14111
14112
14113
14114
14115
14116
14117
14118
14119
14120
14121
14122
14123
14124
14125
14126
14127
14128
14129
14130
14131
14132
14133
14134
14135
14136
14137
14138
14139
14140
14141
14142
14143
14144
14145
14146
14147
14148
14149
14150
14151
14152
14153
14154
14155
14156
14157
14158
14159
14160
14161
14162
14163
14164
14165
14166
14167
14168
14169
14170
14171
14172
14173
14174
14175
14176
14177
14178
14179
14180
14181
14182
14183
14184
14185
14186
14187
14188
14189
14190
14191
14192
14193
14194
14195
14196
14197
14198
14199
14200
14201
14202
14203
14204
14205
14206
14207
14208
14209
14210
14211
14212
14213
14214
14215
14216
14217
14218
14219
14220
14221
14222
14223
14224
14225
14226
14227
14228
14229
14230
14231
14232
14233
14234
14235
14236
14237
14238
14239
14240
14241
14242
14243
14244
14245
14246
14247
14248
14249
14250
14251
14252
14253
14254
14255
14256
14257
14258
14259
14260
14261
14262
14263
14264
14265
14266
14267
14268
14269
14270
14271
14272
14273
14274
14275
14276
14277
14278
14279
14280
14281
14282
14283
14284
14285
14286
14287
14288
14289
14290
14291
14292
14293
14294
14295
14296
14297
14298
14299
14300
14301
14302
14303
14304
14305
14306
14307
14308
14309
14310
14311
14312
14313
14314
14315
14316
14317
14318
14319
14320
14321
14322
14323
14324
14325
14326
14327
14328
14329
14330
14331
14332
14333
14334
14335
14336
14337
14338
14339
14340
14341
14342
14343
14344
14345
14346
14347
14348
14349
14350
14351
14352
14353
14354
14355
14356
14357
14358
14359
14360
14361
14362
14363
14364
14365
14366
14367
14368
14369
14370
14371
14372
14373
14374
14375
14376
14377
14378
14379
14380
14381
14382
14383
14384
14385
14386
14387
14388
14389
14390
14391
14392
14393
14394
14395
14396
14397
14398
14399
14400
14401
14402
14403
14404
14405
14406
14407
14408
14409
14410
14411
14412
14413
14414
14415
14416
14417
14418
14419
14420
14421
14422
14423
14424
14425
14426
14427
14428
14429
14430
14431
14432
14433
14434
14435
14436
14437
14438
14439
14440
14441
14442
14443
14444
14445
14446
14447
14448
14449
14450
14451
14452
14453
14454
14455
14456
14457
14458
14459
14460
14461
14462
14463
14464
14465
14466
14467
14468
14469
14470
14471
14472
14473
14474
14475
14476
14477
14478
14479
14480
14481
14482
14483
14484
14485
14486
14487
14488
14489
14490
14491
14492
14493
14494
14495
14496
14497
14498
14499
14500
14501
14502
14503
14504
14505
14506
14507
14508
14509
14510
14511
14512
14513
14514
14515
14516
14517
14518
14519
14520
14521
14522
14523
14524
14525
14526
14527
14528
14529
14530
14531
14532
14533
14534
14535
14536
14537
14538
14539
14540
14541
14542
14543
14544
14545
14546
14547
14548
14549
14550
14551
14552
14553
14554
14555
14556
14557
14558
14559
14560
14561
14562
14563
14564
14565
14566
14567
14568
14569
14570
14571
14572
14573
14574
14575
14576
14577
14578
14579
14580
14581
14582
14583
14584
14585
14586
14587
14588
14589
14590
14591
14592
14593
14594
14595
14596
14597
14598
14599
14600
14601
14602
14603
14604
14605
14606
14607
14608
14609
14610
14611
14612
14613
14614
14615
14616
14617
14618
14619
14620
14621
14622
14623
14624
14625
14626
14627
14628
14629
14630
14631
14632
14633
14634
14635
14636
14637
14638
14639
14640
14641
14642
14643
14644
14645
14646
14647
14648
14649
14650
14651
14652
14653
14654
14655
14656
14657
14658
14659
14660
14661
14662
14663
14664
14665
14666
14667
14668
14669
14670
14671
14672
14673
14674
14675
14676
14677
14678
14679
14680
14681
14682
14683
14684
14685
14686
14687
14688
14689
14690
14691
14692
14693
14694
14695
14696
14697
14698
14699
14700
14701
14702
14703
14704
14705
14706
14707
14708
14709
14710
14711
14712
14713
14714
14715
14716
14717
14718
14719
14720
14721
14722
14723
14724
14725
14726
14727
14728
14729
14730
14731
14732
14733
14734
14735
14736
14737
14738
14739
14740
14741
14742
14743
14744
14745
14746
14747
14748
14749
14750
14751
14752
14753
14754
14755
14756
14757
14758
14759
14760
14761
14762
14763
14764
14765
14766
14767
14768
14769
14770
14771
14772
14773
14774
14775
14776
14777
14778
14779
14780
14781
14782
14783
14784
14785
14786
14787
14788
14789
14790
14791
14792
14793
14794
14795
14796
14797
14798
14799
14800
14801
14802
14803
14804
14805
14806
14807
14808
14809
14810
14811
14812
14813
14814
14815
14816
14817
14818
14819
14820
14821
14822
14823
14824
14825
14826
14827
14828
14829
14830
14831
14832
14833
14834
14835
14836
14837
14838
14839
14840
14841
14842
14843
14844
14845
14846
14847
14848
14849
14850
14851
14852
14853
14854
14855
14856
14857
14858
14859
14860
14861
14862
14863
14864
14865
14866
14867
14868
14869
14870
14871
14872
14873
14874
14875
14876
14877
14878
14879
14880
14881
14882
14883
14884
14885
14886
14887
14888
14889
14890
14891
14892
14893
14894
14895
14896
14897
14898
14899
14900
14901
14902
14903
14904
14905
14906
14907
14908
14909
14910
14911
14912
14913
14914
14915
14916
14917
14918
14919
14920
14921
14922
14923
14924
14925
14926
14927
14928
14929
14930
14931
14932
14933
14934
14935
14936
14937
14938
14939
14940
14941
14942
14943
14944
14945
14946
14947
14948
14949
14950
14951
14952
14953
14954
14955
14956
14957
14958
14959
14960
14961
14962
14963
14964
14965
14966
14967
14968
14969
14970
14971
14972
14973
14974
14975
14976
14977
14978
14979
14980
14981
14982
14983
14984
14985
14986
14987
14988
14989
14990
14991
14992
14993
14994
14995
14996
14997
14998
14999
15000
15001
15002
15003
15004
15005
15006
15007
15008
15009
15010
15011
15012
15013
15014
15015
15016
15017
15018
15019
15020
15021
15022
15023
15024
15025
15026
15027
15028
15029
15030
15031
15032
15033
15034
15035
15036
15037
15038
15039
15040
15041
15042
15043
15044
15045
15046
15047
15048
15049
15050
15051
15052
15053
15054
15055
15056
15057
15058
15059
15060
15061
15062
15063
15064
15065
15066
15067
15068
15069
15070
15071
15072
15073
15074
15075
15076
15077
15078
15079
15080
15081
15082
15083
15084
15085
15086
15087
15088
15089
15090
15091
15092
15093
15094
15095
15096
15097
15098
15099
15100
15101
15102
15103
15104
15105
15106
15107
15108
15109
15110
15111
15112
15113
15114
15115
15116
15117
15118
15119
15120
15121
15122
15123
15124
15125
15126
15127
15128
15129
15130
15131
15132
15133
15134
15135
15136
15137
15138
15139
15140
15141
15142
15143
15144
15145
15146
15147
15148
15149
15150
15151
15152
15153
15154
15155
15156
15157
15158
15159
15160
15161
15162
15163
15164
15165
15166
15167
15168
15169
15170
15171
15172
15173
15174
15175
15176
15177
15178
15179
15180
15181
15182
15183
15184
15185
15186
15187
15188
15189
15190
15191
15192
15193
15194
15195
15196
15197
15198
15199
15200
15201
15202
15203
15204
15205
15206
15207
15208
15209
15210
15211
15212
15213
15214
15215
15216
15217
15218
15219
15220
15221
15222
15223
15224
15225
15226
15227
15228
15229
15230
15231
15232
15233
15234
15235
15236
15237
15238
15239
15240
15241
15242
15243
15244
15245
15246
15247
15248
15249
15250
15251
15252
15253
15254
15255
15256
15257
15258
15259
15260
15261
15262
15263
15264
15265
15266
15267
15268
15269
15270
15271
15272
15273
15274
15275
15276
15277
15278
15279
15280
15281
15282
15283
15284
15285
15286
15287
15288
15289
15290
15291
15292
15293
15294
15295
15296
15297
15298
15299
15300
15301
15302
15303
15304
15305
15306
15307
15308
15309
15310
15311
15312
15313
15314
15315
15316
15317
15318
15319
15320
15321
15322
15323
15324
15325
15326
15327
15328
15329
15330
15331
15332
15333
15334
15335
15336
15337
15338
15339
15340
15341
15342
15343
15344
15345
15346
15347
15348
15349
15350
15351
15352
15353
15354
15355
15356
15357
15358
15359
15360
15361
15362
15363
15364
15365
15366
15367
15368
15369
15370
15371
15372
15373
15374
15375
15376
15377
15378
15379
15380
15381
15382
15383
15384
15385
15386
15387
15388
15389
15390
15391
15392
15393
15394
15395
15396
15397
15398
15399
15400
15401
15402
15403
15404
15405
15406
15407
15408
15409
15410
15411
15412
15413
15414
15415
15416
15417
15418
15419
15420
15421
15422
15423
15424
15425
15426
15427
15428
15429
15430
15431
15432
15433
15434
15435
15436
15437
15438
15439
15440
15441
15442
15443
15444
15445
15446
15447
15448
15449
15450
15451
15452
15453
15454
15455
15456
15457
15458
15459
15460
15461
15462
15463
15464
15465
15466
15467
15468
15469
15470
15471
15472
15473
15474
15475
15476
15477
15478
15479
15480
15481
15482
15483
15484
15485
15486
15487
15488
15489
15490
15491
15492
15493
15494
15495
15496
15497
15498
15499
15500
15501
15502
15503
15504
15505
15506
15507
15508
15509
15510
15511
15512
15513
15514
15515
15516
15517
15518
15519
15520
15521
15522
15523
15524
15525
15526
15527
15528
15529
15530
15531
15532
15533
15534
15535
15536
15537
15538
15539
15540
15541
15542
15543
15544
15545
15546
15547
15548
15549
15550
15551
15552
15553
15554
15555
15556
15557
15558
15559
15560
15561
15562
15563
15564
15565
15566
15567
15568
15569
15570
15571
15572
15573
15574
15575
15576
15577
15578
15579
15580
15581
15582
15583
15584
15585
15586
15587
15588
15589
15590
15591
15592
15593
15594
15595
15596
15597
15598
15599
15600
15601
15602
15603
15604
15605
15606
15607
15608
15609
15610
15611
15612
15613
15614
15615
15616
15617
15618
15619
15620
15621
15622
15623
15624
15625
15626
15627
15628
15629
15630
15631
15632
15633
15634
15635
15636
15637
15638
15639
15640
15641
15642
15643
15644
15645
15646
15647
15648
15649
15650
15651
15652
15653
15654
15655
15656
15657
15658
15659
15660
15661
15662
15663
15664
15665
15666
15667
15668
15669
15670
15671
15672
15673
15674
15675
15676
15677
15678
15679
15680
15681
15682
15683
15684
15685
15686
15687
15688
15689
15690
15691
15692
15693
15694
15695
15696
15697
15698
15699
15700
15701
15702
15703
15704
15705
15706
15707
15708
15709
15710
15711
15712
15713
15714
15715
15716
15717
15718
15719
15720
15721
15722
15723
15724
15725
15726
15727
15728
15729
15730
15731
15732
15733
15734
15735
15736
15737
15738
15739
15740
15741
15742
15743
15744
15745
15746
15747
15748
15749
15750
15751
15752
15753
15754
15755
15756
15757
15758
15759
15760
15761
15762
15763
15764
15765
15766
15767
15768
15769
15770
15771
15772
15773
15774
15775
15776
15777
15778
15779
15780
15781
15782
15783
15784
15785
15786
15787
15788
15789
15790
15791
15792
15793
15794
15795
15796
15797
15798
15799
15800
15801
15802
15803
15804
15805
15806
15807
15808
15809
15810
15811
15812
15813
15814
15815
15816
15817
15818
15819
15820
15821
15822
15823
15824
15825
15826
15827
15828
15829
15830
15831
15832
15833
15834
15835
15836
15837
15838
15839
15840
15841
15842
15843
15844
15845
15846
15847
15848
15849
15850
15851
15852
15853
15854
15855
15856
15857
15858
15859
15860
15861
15862
15863
15864
15865
15866
15867
15868
15869
15870
15871
15872
15873
15874
15875
15876
15877
15878
15879
15880
15881
15882
15883
15884
15885
15886
15887
15888
15889
15890
15891
15892
15893
15894
15895
15896
15897
15898
15899
15900
15901
15902
15903
15904
15905
15906
15907
15908
15909
15910
15911
15912
15913
15914
15915
15916
15917
15918
15919
15920
15921
15922
15923
15924
15925
15926
15927
15928
15929
15930
15931
15932
15933
15934
15935
15936
15937
15938
15939
15940
15941
15942
15943
15944
15945
15946
15947
15948
15949
15950
15951
15952
15953
15954
15955
15956
15957
15958
15959
15960
15961
15962
15963
15964
15965
15966
15967
15968
15969
15970
15971
15972
15973
15974
15975
15976
15977
15978
15979
15980
15981
15982
15983
15984
15985
15986
15987
15988
15989
15990
15991
15992
15993
15994
15995
15996
15997
15998
15999
16000
16001
16002
16003
16004
16005
16006
16007
16008
16009
16010
16011
16012
16013
16014
16015
16016
16017
16018
16019
16020
16021
16022
16023
16024
16025
16026
16027
16028
16029
16030
16031
16032
16033
16034
16035
16036
16037
16038
16039
16040
16041
16042
16043
16044
16045
16046
16047
16048
16049
16050
16051
16052
16053
16054
16055
16056
16057
16058
16059
16060
16061
16062
16063
16064
16065
16066
16067
16068
16069
16070
16071
16072
16073
16074
16075
16076
16077
16078
16079
16080
16081
16082
16083
16084
16085
16086
16087
16088
16089
16090
16091
16092
16093
16094
16095
16096
16097
16098
16099
16100
16101
16102
16103
16104
16105
16106
16107
16108
16109
16110
16111
16112
16113
16114
16115
16116
16117
16118
16119
16120
16121
16122
16123
16124
16125
16126
16127
16128
16129
16130
16131
16132
16133
16134
16135
16136
16137
16138
16139
16140
16141
16142
16143
16144
16145
16146
16147
16148
16149
16150
16151
16152
16153
16154
16155
16156
16157
16158
16159
16160
16161
16162
16163
16164
16165
16166
16167
16168
16169
16170
16171
16172
16173
16174
16175
16176
16177
16178
16179
16180
16181
16182
16183
16184
16185
16186
16187
16188
16189
16190
16191
16192
16193
16194
16195
16196
16197
16198
16199
16200
16201
16202
16203
16204
16205
16206
16207
16208
16209
16210
16211
16212
16213
16214
16215
16216
16217
16218
16219
16220
16221
16222
16223
16224
16225
16226
16227
16228
16229
16230
16231
16232
16233
16234
16235
16236
16237
16238
16239
16240
16241
16242
16243
16244
16245
16246
16247
16248
16249
16250
16251
16252
16253
16254
16255
16256
16257
16258
16259
16260
16261
16262
16263
16264
16265
16266
16267
16268
16269
16270
16271
16272
16273
16274
16275
16276
16277
16278
16279
16280
16281
16282
16283
16284
16285
16286
16287
16288
16289
16290
16291
16292
16293
16294
16295
16296
16297
16298
16299
16300
16301
16302
16303
16304
16305
16306
16307
16308
16309
16310
16311
16312
16313
16314
16315
16316
16317
16318
16319
16320
16321
16322
16323
16324
16325
16326
16327
16328
16329
16330
16331
16332
16333
16334
16335
16336
16337
16338
16339
16340
16341
16342
16343
16344
16345
16346
16347
16348
16349
16350
16351
16352
16353
16354
16355
16356
16357
16358
16359
16360
16361
16362
16363
16364
16365
16366
16367
16368
16369
16370
16371
16372
16373
16374
16375
16376
16377
16378
16379
16380
16381
16382
16383
16384
16385
16386
16387
16388
16389
16390
16391
16392
16393
16394
16395
16396
16397
16398
16399
16400
16401
16402
16403
16404
16405
16406
16407
16408
16409
16410
16411
16412
16413
16414
16415
16416
16417
16418
16419
16420
16421
16422
16423
16424
16425
16426
16427
16428
16429
16430
16431
16432
16433
16434
16435
16436
16437
16438
16439
16440
16441
16442
16443
16444
16445
16446
16447
16448
16449
16450
16451
16452
16453
16454
16455
16456
16457
16458
16459
16460
16461
16462
16463
16464
16465
16466
16467
16468
16469
16470
16471
16472
16473
16474
16475
16476
16477
16478
16479
16480
16481
16482
16483
16484
16485
16486
16487
16488
16489
16490
16491
16492
16493
16494
16495
16496
16497
16498
16499
16500
16501
16502
16503
16504
16505
16506
16507
16508
16509
16510
16511
16512
16513
16514
16515
16516
16517
16518
16519
16520
16521
16522
16523
16524
16525
16526
16527
16528
16529
16530
16531
16532
16533
16534
16535
16536
16537
16538
16539
16540
16541
16542
16543
16544
16545
16546
16547
16548
16549
16550
16551
16552
16553
16554
16555
16556
16557
16558
16559
16560
16561
16562
16563
16564
16565
16566
16567
16568
16569
16570
16571
16572
16573
16574
16575
16576
16577
16578
16579
16580
16581
16582
16583
16584
16585
16586
16587
16588
16589
16590
16591
16592
16593
16594
16595
16596
16597
16598
16599
16600
16601
16602
16603
16604
16605
16606
16607
16608
16609
16610
16611
16612
16613
16614
16615
16616
16617
16618
16619
16620
16621
16622
16623
16624
16625
16626
16627
16628
16629
16630
16631
16632
16633
16634
16635
16636
16637
16638
16639
16640
16641
16642
16643
16644
16645
16646
16647
16648
16649
16650
16651
16652
16653
16654
16655
16656
16657
16658
16659
16660
16661
16662
16663
16664
16665
16666
16667
16668
16669
16670
16671
16672
16673
16674
16675
16676
16677
16678
16679
16680
16681
16682
16683
16684
16685
16686
16687
16688
16689
16690
16691
16692
16693
16694
16695
16696
16697
16698
16699
16700
16701
16702
16703
16704
16705
16706
16707
16708
16709
16710
16711
16712
16713
16714
16715
16716
16717
16718
16719
16720
16721
16722
16723
16724
16725
16726
16727
16728
16729
16730
16731
16732
16733
16734
16735
16736
16737
16738
16739
16740
16741
16742
16743
16744
16745
16746
16747
16748
16749
16750
16751
16752
16753
16754
16755
16756
16757
16758
16759
16760
16761
16762
16763
16764
16765
16766
16767
16768
16769
16770
16771
16772
16773
16774
16775
16776
16777
16778
16779
16780
16781
16782
16783
16784
16785
16786
16787
16788
16789
16790
16791
16792
16793
16794
16795
16796
16797
16798
16799
16800
16801
16802
16803
16804
16805
16806
16807
16808
16809
16810
16811
16812
16813
16814
16815
16816
16817
16818
16819
16820
16821
16822
16823
16824
16825
16826
16827
16828
16829
16830
16831
16832
16833
16834
16835
16836
16837
16838
16839
16840
16841
16842
16843
16844
16845
16846
16847
16848
16849
16850
16851
16852
16853
16854
16855
16856
16857
16858
16859
16860
2000-06-30  Mark Mitchell  <mark@codesourcery.com>

	* Makefile.in (c-common.o): Don't depend on c-tree.h or c-lex.h.
	* c-common.c (ridpointers): Declare.
	* c-common.h (enum rid): Declare.
	(NORID): Likewise.
	(ridpointers): Likewise.
	* c-lex.c (ridpointers): Don't declare.
	(init_lex): Initialize ridpointers.
	* c-lex.h (enum rid): Don't declare.
	(NORID): Likewise.
	(RID_FIRST_MODIFIER): Likewise.
	(ridpointers): Likewise.

2000-06-30  J. David Anglin  <dave@hiauly1.hia.nrc.ca>

	* pa/som.h (ASM_WEAKEN_LABEL): Export weak data symbols so that they
	have global scope.

2000-06-30  Martin von Loewis  <loewis@informatik.hu-berlin.de>

	* invoke.texi (-Wreturn-type): In C++, a missing return type is
	always an error.

2000-06-30  Catherine Moore  <clm@cygnus.com>

	* c-common.c (decl_attributes):  Differentiate between
	types and type decls for alignment.

2000-06-30  Nathan Sidwell  <nathan@codesourcery.com>

	* cpp.texi: Document #pragma GCC dependency
	* cppfiles.c (open_include_file): Set date to unknown.
	(_cpp_compare_file_date): New function.
	(read_include_file): Set file date.
	* cpphash.h (struct include_file): Add date member.
	(_cpp_compare_file_date): Prototype.
	* cpplib.c (parse_include): Add trail parameter. Adjust.
	(do_include): Adjust parse_include call.
	(do_import): Likewise.
	(do_include_next): Likewise.
	(gcc_pragmas): Add dependency pragma.
	(do_pragma_dependency): New pragma.

2000-06-29  Jason Merrill  <jason@redhat.com>

	* dwarf2out.c (output_loc_operands): Don't abort on codes that have
	no operands.

2000-06-29  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/ia64.h (PREFERRED_RELOAD_CLASS): Return NO_REGS for
	a volatile mem and FR_REGS.

2000-06-29  Mark Mitchell  <mark@codesourcery.com>

	* c-common.c: Include c-common.h, not c-lex.h or c-tree.h.
	* c-common.h (flag_const_strings): Declare.
	(warn_format): Likewise.
	(flag_traditional): Likewise.
	(flag_isoc99): Likewise.
	(warn_parentheses): Likewise.
	(warn_conversion): Likewise.
	(C_TYPE_OBJECT_P): Likewise.
	(C_TYPE_INCOMPLETE_P): Likewise.
	(C_TYPE_FUNCTION_P): Likewise.
	(C_TYPE_OBJECT_OR_INCOMPLETE_P): Likewise.
	(C_EXP_ORIGINAL_CODE): Likewise.
	(build_unary_op): Likewise.
	(build_binary_op): Likewise.
	(lvalue_p): Likewise.
	(default_conversion): Likewise.
	(common_type): Likewise.
	* c-tree.h (C_TYPE_OBJECT_P): Remove.
	(C_TYPE_INCOMPLETE_P): Likewise.
	(C_TYPE_FUNCTION_P): Likewise.
	(C_TYPE_OBJECT_OR_INCOMPLETE_P): Likewise.
	(C_EXP_ORIGINAL_CODE): Likewise.
	(common_type): Likewise.
	(default_conversion): Likewise.
	(build_binary_op): Likewise.
	(build_unary_op): Likewise.
	(lvalue_p): Likewise.
	(flag_const_strings): Likewise.
	(warn_format): Likewise.
	(warn_conversion): Likewise.
	(flag_traditional): Likewise.
	(flag_isoc99): Likewise.
	(warn_parentheses): Likewise.

2000-06-29  James E. Wilson  <wilson@cygnus.com>

	* config/ia64/linux.h (LINK_SPEC): Change so.1 to so.2.

	* config/ia64/ia64.h (MODES_TIEABLE_P): Only tie if mode class is the
	same.  Only tie XFmode with XFmode.

2000-06-29  Zack Weinberg  <zack@wolery.cumb.org>

	* c-decl.c, timevar.c, tlink.c: Include intl.h.
	* Makefile.in: Update deps.

2000-06-29  Andrew Haley  <aph@cygnus.com>

	* toplev.c (main): On an IA-64, make flag_unwind_tables defauit
	to true.

2000-06-29  Andrew Haley  <aph@cygnus.com>

	* config/ia64/linux.h (JMP_BUF_SIZE): Size is in Pmode units, not
	bytes: remove the multiply by 8.

2000-06-29  Philipp Thomas  <pthomas@suse.de>

	* rtl.c : Revert NLS changes.
	* gcc.c : Fix bug in display_help introced by my last changes.

Wed Jun 28 21:09:33 2000   Raja R Harinath <harinath@cs.umn.edu>

	* dbxout.c (dbxout_symbol, case RESULT_DECL, VAR_DECL): Use
	DECL_CONTEXT, not DECL_FIELD_CONTEXT.

2000-06-29  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* flow.c (flow_depth_first_order_compute): Fix algorithm.

2000-06-28  Philipp Thomas  <pthomas@suse.de>

	* c-decl.c : Mark strings for translation.
	(parmlist_tags_warning): Use distinct messages instead
	of conditional expressions.
	* diagnostic.c (v_message_with_decl): Mark string for translation.
	* gcc.c: Mark messages for translation.
	(display_help): Combine messages into one string where necessary.
	* mips-tfile: Add intl.h. Mark messages for translation.
	* rtl.c (fatal_with_file_and_line): Modify function for NLS. Mark
	messages for translation.
	* timevar.c: Mark messages for translation.
	* tlink.c: Likewise.
	* toplev.c: Likewise.

Wed Jun 28 15:39:26 2000  Donn Terry (donnte@microsoft.com)

	* i386-interix.h (STRIP_NAME_ENCODING): Declare _new_name properly.

	* alpha/alpha-interix.h: Delete redundant -Asystem(interix),
	use -isystem instead of -idirafter.
	* i386/i386-interix.h: Likewise.

2000-06-28  Jason Merrill  <jason@redhat.com>

	* dwarf2out.c (output_loc_operands): Don't support >1 byte output
	unless DWARF2_DEBUGGING_INFO is defined.
	(ASM_OUTPUT_DWARF_*): Wrap normal output defs with #ifndefs.

2000-06-28  Richard Henderson  <rth@cygnus.com>

	* config/alpha/alpha.c (summarize_insn): Ignore SCRATCH.

2000-06-28  Jakub Jelinek  <jakub@redhat.com>

	* cpplex.c (output_line_command): Output correct #line if a header
	is including itself and is not protected against multiple inclusion.

2000-06-28  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c (open_include_file): If open(2) returns EMFILE or
	ENFILE, close all cached file descriptors and try again.
	(_cpp_execute_include): Keep a count of the number of times
	each header is included.
	(close_cached_fd): New function.
	* cpphash.h (struct include_file): Rename before to
	include_count; all users updated.  Make include_count and sysp
	unsigned short.
	* cppinit.c (cpp_finish): If -H, report headers that could use
	reinclude guards.
	(report_missing_guard): New function.

Wed Jun 28 14:46:58 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* i386.md (prologue_set_got): Set length_immediate field.
	(testqi_ccno_1):  Add missing '@' character.

2000-06-27  Jason Merrill  <jason@redhat.com>

	* dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Use
	DWARF_FRAME_REGNUM.

2000-06-27  Andrew Macleod <amacleod@cygnus.com>

	* dwarf2out.c (ASM_OUTPUT_DWARF_DATA2): Provide default when no
	unsigned macros available.

2000-06-27  Richard Henderson  <rth@cygnus.com>

	* config/ia64/ia64.c (emit_insn_group_barriers): Special case
	epilogue_deallocate_stack.

	* config/ia64/ia64.c (ia64_print_operand) [case D]: Emit
	completers for UNORDERED and ORDERED as well.
	* config/ia64/ia64.md (bunordered, bordered): New.
	(sunordered, sordered): New.

Tue Jun 27 12:14:12 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* genattrtab.c (write_attr_value): Do not abort for CONST_INT operands.
	* i386.c (ix86_attr_length_default): Kill.
	(ix86_attr_length_immediate_default, ix86_attr_length_address_default):
	New.
	* i386-protos.h (ix86_attr_length_default): Kill
	(ix86_attr_length_immediate_default, ix86_attr_length_address_default):
	Add prototype
	* i386.md (attribute type): Add "test".
	(attribute length_prefix): Kill.
	(attribute length_opcode): Kill.
	(attribute i387, mode, length_immediate, length_address, prefix_data16,
	prefix_rep, prefix_0f, modrm): New.
	(attribute length): Compute using the new attributes.
	(attribute pent_prefix): New.
	(attribute pent_pair): Compute using pent_prefix.
	(all insn patterns): Set mode,modrm and immediate_length attributes where
	needed.
	(cmpsi patterns): Compute sizes properly for test instruction.
	(movsi, movhi patterns): Compute sizes properly for eax shortcuts.
	(movstricthi_xor, movstrictqi_xor): New patterns.
	(andsi/andhi): Use splitters to generate xor instructions.
	(xorqi_ext_1): New pattern.
	(movstricthi->movstricthi_xor peep2): New.

Tue Jun 27 12:03:03 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* i386.md (addqi_low_1): Remove.

2000-06-27  Philipp Thomas  <pthomas@suse.de>

	* 1750a.h: Mark help strings for options/switches for translation.
	* a29k.h: Likewise.
	* alpha.h: Likewise.
	* arm.h: Likewise.
	* pe.h: Likewise.
	* riscix.h: Likewise.
	* c4x.h: Likewise.
	* clipper.h: Likewise.
	* convex.h: Likewise.
	* elxsi.h: Likewise.
	* fr30.h: Likewise.
	* fx80.h: Likewise.
	* h8300.h: Likewise.
	* i370.h: Likewise.
	* cygwin.h: Likewise.
	* dgux.h: Likewise.
	* djgpp.h: Likewise.
	* i386.h: Likewise.
	* osf1elf.h: Likewise.
	* osfrose.h: Likewise.
	* sco5.h: Likewise.
	* win32.h: Likewise.
	* i860.h: Likewise.
	* paragon.h: Likewise.
	* i960.h: Likewise.
	* ia64.h: Likewise.
	* m32r.h: Likewise.
	* mcore.h: Likewise.
	* mips.h: Likewise.
	* mn10300.h: Likewise.
	* ns32k.h: Likewise.
	* pdp11.h: Likewise.
	* pj.h: Likewise.
	* aix.h: Likewise.
	* aix41.h: Likewise.
	* aix43.h: Likewise.
	* beos.h: Likewise.
	* rs6000.h: Likewise.
	* sysv4.h: Likewise.
	* linux.h: Likewise.
	* linux64.h: Likewise.
	* sp64-elf.h: Likewise.
	* sparc.h: Likewise.
	* splet.h: Likewise.
	* v850.h: Likewise.
	* convex.h (TARGET_SWITCHES): Provide descriptions and mark them
	for translation.
	* sp86x-aout.h: Remove bogus first definition of SUBTARGET_SWITCHES.
	Properly document option and mark for translation.
	* sp86x-elf.h: Likewise.

2000-06-27  Bernd Schmidt  <bernds@cygnus.co.uk>

	Add MMX and SSE registers to i386 machine description.
	* i386-protos.h (ix86_constant_alignment, ix86_data_alignment,
	ix86_local_alignment): Declare.

	* i386.h (TARGET_MMX, TARGET_SSE): New.
	(FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS,
	REG_ALLOC_ORDER, HARD_REGNO_NREGS, HARD_REGNO_MODE_OK,
	REG_CLASS_NAMES, REG_CLASS_CONTENTS,REG_CLASS_FROM_LETTER,
	enum reg_class, HI_REGISTER_NAMES): Added MMX/SSE registers.
	(FIRST_SSE_REG, LAST_SSE_REG, SSE_REGNO_P): New.
	(FIRST_MMX_REG, LAST_MMX_REG, MMX_REGNO_P, MMX_REG_P): New macros.
	(RETURN_IN_MEMORY): Handle MMX/SSE.
	(REG_PARM_STACK_SPACE): Added so the first three TImode parameters
	also get stack space.
	(MUST_PASS_IN_STACK): Added TImode to the default definition.
	(CUMULATIVE_ARGS): Added sse_nregs, sse_regno and sse_words.
	(MMX_REGISTER_NAMES): New.
	(ALIGN_MODE_128): New macro.
	(CONSTANT_ALIGNMENT): Code moved out-of-line; just call the function.
	(DATA_ALIGNMENT): Likewise.
	(LOCAL_ALIGNMENT): Likewise.
	(CONDITIONAL_REGISTER_USAGE): Make MMX/SSE regs fixed if not
	TARGET_MMX/TARGET_SSE.
	(VALID_SSE_REG_MODE, VALID_MMX_REG_MODE): New macros.
	(REG_CLASS_FROM_LETTER): 'y' for MMX regs.
	(SECONDARY_MEMORY_NEEDED): Be conservative about copying between
	SSE/MMX regs and something else.
	(CLASS_MAX_NREGS): 1 for SSE and MMX regs.
	(REGISTER_MOVE_COST): 10 if trying to move between MMX and SSE regs,
	3 if moving between MMX regs and something else.

	* i386.c (reg_class): Add SSE_REGS, MMX_REGS.
	(regclass_map): Add MMX/SSE registers.
	(print_operand): Add code to print XMMWORD as appropriate.
	(ix86_split_movdi): Abort for MMX regs.
	(init_cumulative_args): Also allow SSE_REGS
	(function_arg_advance, function_arg): Likewise
	(print_reg): Support 'm'.  Add case for TImode.
	(override_options): TARGET_SSE implies TARGET_MMX.
	(ix86_constant_alignment, ix86_data_alignment, ix86_local_alignment):
	New functions.

	* config/i386/unix.h (VALUE_REGNO): VECTOR_MODE values go to
	FIRST_SSE_REG.
	* config/i386/ptx4-i.h (RETURN_IN_MEMORY): Return MMX values in
	memory.
	* config/i386/sysv4.h (RETURN_IN_MEMORY): Likewise.
	* config/i386/i386elf.h (RETURN_IN_MEMORY): Likewise.

2000-06-26  Geoff Keating  <geoffk@cygnus.com>

	* ssa.c (struct rename_set_data): Change the name of field
	'set_dest' to 'old_reg'.  Add comments.
	(struct rename_context): Change the name of 'set_data' to
	'new_renames'.  Add new field 'done_renames'.
	(create_delayed_rename): New function.
	(apply_delayed_renames): New function.
	(rename_insn_1): Use the new functions.  Handle CLOBBERS.  Handle
	SUBREGs and similar by emitting a move.
	(new_registers_for_updates): Delete, functionality moved to
	apply_delayed_renames.
	(rename_block): Handle moves emitted by rename_insn_1 by putting
	them into a SEQUENCE with the original insn.  Add sanity checks
	and comments.
	(rename_equivalent_regs_in_insn): Don't handle SUBREGs specially.
	(rename_equivalent_regs): Expand SEQUENCEs out to individual insns.

2000-06-26  Andrew Macleod <amacleod@cygnus.com>
	    Jason Merrill <jason@redhat.com>

	* dwarf2.h (enum dwarf_call_frame_info): Add
	DW_CFA_def_cfa_expression.
	* dwarf2out.c (union dw_cfi_oprnd_struct): Add a pointer to a
	dw_loc_descr_struct entry.
	(struct cfa_loc): New structure to track a CFA location.
	(lookup_cfa): Take a cfa_loc parameter instead of a reg and an offset.
	(lookup_cfa_1): Take a cfa_loc parameter instead of a reg and an
	offset, plus handle DW_CFA_def_cfa_expression.
	(def_cfa_1): Use to be dwarf2out_def_cfa, only now it uses a
	cfa_loc record.
	(dwarf2out_def_cfa): Entry point maintained for compatibility.
	(dwarf_cfi_name): Add DW_CFA_def_cfa_expression.
	(cfa_reg, cfa_offset): Replace with cfa_loc record 'cfa'.
	(cfa_store_reg, cfa_store_offset): Replace with cfa_loc 'cfa_store'.
	(initial_return_save, dwarf2out_stack_adjust): Use cfa.reg, not
	cfa_reg.
	(dwarf2out_frame_debug_expr): Use new cfa_loc records. Recognize rtl
	sequences for the new DW_CFA_def_cfa_expression record.
	(dwarf2out_frame_debug): Use new variables/fields.A
	(output_cfi): Handle DW_CFA_def_cfa_expression.
	(output_cfa_loc): New function to generate a CFI record for
	DW_CFA_def_cfa_expression.
	(get_cfa_from_loc_descr): New function to get a cfa_loc record from
	a dw_loc_descr sequeunce.
	(build_loc_descr): Build a dw_loc_descr from a cfa_loc record.
	(dwarf_stack_op_name, new_loc_descr, add_loc_descr, size_of_loc_descr,
	size_of_locs, output_loc_operands, output_loc_sequence): Move into
	unwind info section.
	* frame.h (frame_state): Add base_offset and indirect fields.
	* frame-dwarf2.c (decode_stack_op): New function to interpret a
	dw_loc_descr operation.
	(execute_cfa_insn): Add support for DW_CFA_def_cfa_expression.
	(struct frame_state): Add base offset and indirect fields.
	* libgcc2.c (next_stack_level): Support indirect loading for CFA.

2000-06-26  Joseph S. Myers  <jsm28@cam.ac.uk>

	* c-decl.c (grokdeclarator): Don't warn about `long long' in C99.
	Make warnings about implicit int be pedwarns in C99.  Don't warn
	about duplicate type qualifiers in C99.
	(start_function): Make warning about implict int return type be a
	pedwarn in C99.
	* c-lex.c (yylex): Don't warn about `long long' in C99.
	* c-typeck.c (c_expand_return): In C99, always pedwarn about
	`return' with no value in function returning non-void.

2000-06-26  Richard Henderson  <rth@cygnus.com>

	* c-typeck.c (pedwarn_c99): New.
	* diagnostic.c (verror, vwarning, vpedwarn): Export.
	* toplev.h: Prototype them.

2000-06-26  J. David Anglin  <dave@hiauly1.hia.nrc.ca>

	* c-typeck.c (digest_init): Return error_mark_node node when
	TREE_TYPE (init)  == error_mark_node.

2000-06-26  Philipp Thomas  <pthomas@suse.de>

	* aclocal.m4 (AM_WITH_NLS): Don't set MSGFMT or GMSGFMT to no,
	test for msgfmt without path instead.
	* configure: Rebuilt.

2000-06-25 Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>

	* gengenrtl.c (special_rtx): Fix typo in comment.

2000-06-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* mklibgcc.in (LIB2FUNCS): Add missing space.

2000-06-24  Bernd Schmidt  <bernds@cygnus.co.uk>

	* tree.h (enum tree_index): Add vector type nodes.
	Add accessor macros for them.
	(TYPE_REPRESENATION_TYPE): New macro.
	* tree.c (build_common_tree_nodes_2): Build these nodes.
	(finish_vector_type): New function.
	* c-common.c (type_for_mode): Handle vector modes.
	* tm.texi (VECTOR_MODE_SUPPORTED_P): Document.

	* dbxout.c (dbxout_type): Handle VECTOR_TYPEs.
	* dwarf.h (enum dwarf_fundamental_type): Add 128 bit integers.
	* dwarf2out.c (lookup_type_die): Handle VECTOR_TYPEs.
	(gen_type_die): Likewise.
	* dwarfout.c (dwarf_fund_type_name): Handle 128 bit integers.
	(fundamental_type_code): Likewise.
	(type_is_fundamental): VECTOR_TYPEs aren't.
	(output_type): Handle VECTOR_TYPEs.

2000-06-25  Kazu Hirata  <kazu@hxi.com>

	* config/arm.c: Fix a comment typo.
	* config/arm.h: Likewise.

2000-06-25  Philipp Thomas  <pthomas@suse.de>

	* aclocal.m4 (AM_WITH_NLS): Set create_catalogs=no if no catalog
	compiler found.
	AM_GNU_GETTEXT: Don't set CATALOGS if create_catalogs=no.
	* configure: Rebuilt.

2000-06-25  John David Anglin  <dave.anglin@nrc.ca>

	* config/vax/vax.h (TARGET_SWITCHES): Provide descriptions.

2000-06-25 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>

	* mklibgcc.in: Prefer LIB1ASMFUNCS over LIB2FUNCS when generating
	libgcc.a.

2000-06-24  Marc Espie <espie@cvs.openbsd.org>

	* collect2.c (resolve_lib_name): Move '/' check out of loop.

2000-06-24  Dirk Duellmann  <Dirk.Duellmann@cern.ch>

	* ginclude/stddef.h (NULL): define for non-gnu C++ parsers as 0.

2000-06-24  Jakub Jelinek  <jakub@redhat.com>

	* stmt.c (expand_decl_cleanup): Emit a dummy insn after
	last_unconditional_cleanup.

2000-06-24  Bernd Schmidt  <bernds@cygnus.co.uk>

	* tree.def (VECTOR_TYPE): New node type.
	* tree.h: Adjust some comments to reflect addition of vector types.
	(TYPE_VECTOR_SUBPARTS): New macro.
	* stor-layout.c (layout_type): Handle VECTOR_TYPE.
	* c-convert.c (convert): Likewise.
	* convert.c (convert_to_integer): Handle vector modes.
	(convert_to_vector): New function.
	* convert.h (convert_to_vector): Declare.
	* expr.c (convert_move): Handle vector modes.
	* expmed.c (extract_bit_field): Don't abort for vector modes.

2000-06-24  Marek Michalkiewicz  <marekm@linux.org.pl>

	* config/avr/avr-protos.h (avr_hard_regno_mode_ok): New prototype.
	* config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr):
	New functions, common code moved from function_{prologue,epilogue}
	and extended to support the -mtiny-stack option.
	(function_prologue, function_epilogue): Use them.
	Use lo8/hi8 consistently for asm output readability.
	(avr_hard_regno_mode_ok): New function.
	* config/avr/avr.h (TARGET_SWITCHES): Fix typo.  Add -mtiny-stack.
	(UNITS_PER_WORD): Define as 4 (not 1) when compiling libgcc2.c.
	(HARD_REGNO_MODE_OK): Call the avr_hard_regno_mode_ok function.
	* config/avr/avr.md (*mov_sp_r): Add support for -mtiny-stack.
	Write SPH before SPL.
	(*movqi): No need to disable interrupts for just one "out"
	in alternative 5.  Change length attribute from 4 to 1.
	* config/avr/libgcc.S (__prologue_saves__, __epilogue_restores__):
	Write SPH before SPL.

2000-06-24  Bernd Schmidt  <bernds@cygnus.co.uk>

	* rtl.texi (Vector Operations): New node.
	(Arithmetic): Add ss_plus, us_plus, ss_minus, us_minus.
	(Conversions): Add ss_truncate, us_truncate.
	* rtl.def (VEC_MERGE, VEC_SELECT, VEC_CONCAT, VEC_REORDER,
	VEC_CONST, VEC_DUPLICATE, SS_PLUS, SS_MINUS, SS_TRUNCATE,
	US_TRUNCATE): New rtx codes.
	* machmode.def: Add vector modes.
	* machmode.h (enum mode_class): Add MODE_VECTOR_INT and
	MODE_VECTOR_FLOAT.
	(INTEGER_MODE_P): Check for MODE_VECTOR_INT.
	(FLOAT_MODE_P): Check for MODE_VECTOR_FLOAT.
	(VECTOR_MODE_P): New.

2000-06-24  Nathan Sidwell  <nathan@codesourcery.com>

	* cpp.texi: Clarify #pragma GCC namespace.

2000-06-24  Philipp Thomas  <pthomas@suse.de>

	* aclocal.m4(AM_GNU_GETTEXT): If LINGUAS isn't set, build
	all catalogs specified in ALL_LINGUAS.
	* configure: Rebuilt.

2000-06-23  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.md (reload_outdi+1): Handle
	HOST_BITS_PER_WIDE_INT == 64 case correctly.
	(adddi3_insn_sp32+1, adddi3_insn_sp32+2, andsi3+2): Likewise.

2000-06-23  Geoffrey Keating  <geoffk@cygnus.com>

	* alias.c (fixed_scalar_and_varying_struct_p): Don't examine
	struct vs. scalar-ness when -fno-strict-aliasing.

2000-06-23  Nathan Sidwell  <nathan@codesourcery.com>

	* cpplib.c (struct pragma_entry): New structure.
	(pragma_dispatch): Pragma dispatcher.
	(top_pragmas, gcc_pragmas): New static variables.
	(do_pragma): Use pragma_dispatch.
	(do_pragma_gcc): New pragma handler.
	* cpp.texi: Update.

2000-06-23  Jakub Jelinek  <jakub@redhat.com>

	* calls.c (compute_argument_addresses): Force stack slots into
	alias set 0.
	* expr.c (emit_push_insn): Force pushes into alias set 0.

2000-06-23  Richard Henderson  <rth@cygnus.com>

	* config/ia64/ia64.md (pred_rel_mutex): Only take one register.
	* config/ia64/ia64.c (emit_predicate_relation_info): Adjust to match.

2000-06-22  Jason Merrill  <jason@redhat.com>

	* toplev.c (compile_file): Always call timevar_print.
	* Makefile.in (calls.o): Depend on TIMEVAR_H.

2000-06-22  Nathan Sidwell  <nathan@codesourcery.com>

	* varasm.c (constant_descriptor): Make contents unsigned char.
	(mark_const_hash_entry): Adjust.
	(const_hash): Just hash the code of unknown nodes.
	(compare_constant_1): Adjust for unsigned char.
	Use language specific expander on unknown nodes.
	(record_constant_1): Likewise.

2000-06-21  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c (cpp_make_system_header): New function.
	* cpplib.h: Prototype it.
	* cpplib.c (do_line, do_pragma_system_header): Use it.
	* fix-header.c (read_scan_file): Use it.

	* fix-header.c (check_macro_names): Cast second arg of
	cpp_defined to const unsigned char *.
	(read_scan_file): Make getchar_call const unsigned char.

2000-06-21  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c: Include splay-tree.h, not hashtab.h.
	(redundant_include_p, make_IHASH, hash_IHASH, eq_IHASH): Delete.
	(destroy_include_file_node): New.
	(_cpp_init_include_hash): Rename _cpp_init_include_table.
	Create a splay tree, not a hash table.
	(open_include_file): Look up the path in the include table,
	do the multiple include optimization here, etc.
	(cpp_included): Walk the path.
	(find_include_file): Just walk the path calling
	open_include_file, or call it directly for an absolute path.
	(_cpp_fake_ihash): Rename _cpp_fake_include and update for new
	scheme.
	(read_include_file): Update for new scheme.  Don't close the
	file unless reading fails.
	(_cpp_execute_include, cpp_read_file): Tweak for new scheme.

	* cpphash.h (struct ihash, NEVER_REINCLUDE): Delete.
	(struct include_file): New.
	(NEVER_REREAD, DO_NOT_REREAD, CPP_IN_SYSTEM_HEADER): New
	macros.
	(CPP_PEDANTIC, CPP_WTRADITIONAL): Update.
	Update prototypes.

	* cppinit.c: Include splay-tree.h.
	(cpp_reader_init, cpp_cleanup): Update.

	* cpplib.h (struct cpp_buffer): Change ihash field to
	'struct include_file *inc'.  Remove system_header_p.
	(struct cpp_reader): Change all_include_files to a
	struct splay_tree_s *.

	* cpplex.c: Update all references to cpp_buffer->ihash and/or
	cpp_buffer->system_header_p.
	(cpp_pop_buffer): Close file here, only if DO_NOT_REREAD.

	* Makefile.in (SPLAY_TREE_H): New macro.
	(cppfiles.o, cppinit.o): Update dependencies.

Wed Jun 21 11:05:48 2000  Martin Buchholz <martin@xemacs.org>

	* invoke.texi (g++): "g++" is not a script anymore.

2000-06-20  J. David Anglin  <dave@hiauly1.hia.nrc.ca>

	* function.c (round_down): Delete obsolete prototype.

	* pa.h (CPP_SPEC): Add whitespace after -D__STDC_EXT__.

2000-06-20  Zack Weinberg  <zack@wolery.cumb.org>

	* configure.in: Use 'test a = b' not 'test a == b'.
	* configure: Regen.

	* Makefile.in (fix-header): Link with $(LIBS) not $(HOST_LIBS).

	* Makefile.in: Remove all references to HOST_INTLLIBS.

	* cpplex.c (parse_name): Don't warn about $ in identifiers if
	skipping.

2000-06-20  Philipp Thomas  <pthomas@suse.de>

	* config/pa/pa.h(TARGET_SWITCHES): Require binutils 2.10 or later
	for PA 2.0.

Mon Jun 19 23:26:40 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* Take REG_INC notes into account.

2000-06-19  Zack Weinberg  <zack@wolery.cumb.org>

	* c-parse.in (undeclared_variable_notice): Moved to c-typeck.c.
	(primary: IDENTIFIER): Just call build_external_ref.
	* c-parse.y, c-parse.c, objc/objc-parse.y, objc/objc-parse.c:
	Regenerate.
	* c-lex.c (lastiddecl): Remove.
	(yylex): Replace all instances of lastiddecl with local
	variables.

	* c-typeck.c (build_external_ref): New function.  Treat decls
	with C_DECL_ANTICIPATED mostly the same as nonexistent decls.
	Look up the decl from the id here.  Call lookup_objc_ivar.
	* c-lang.c (lookup_objc_ivar): Stub.
	* objc/objc-act.c (lookup_objc_ivar): New function.

	* c-tree.h: Prototype lookup_objc_ivar and build_external_ref.
	* c-lex.h: Don't declare lastiddecl.

2000-06-19  Benjamin Chelf  <chelf@codesourcery.com>

	* c-common.h (IF_COND): Added documentation.
	(THEN_CLAUSE): Likewise.
	(ELSE_CLAUSE): Likewise.
	(WHILE_COND): Likewise.
	(WHILE_BODY): Likewise.
	(DO_COND): Likewise.
	(DO_BODY): Likewise.
	(RETURN_EXPR): Likewise.
	(EXPR_STMT_EXPR): Likewise.
	(FOR_INIT_STMT): Likewise.
	(FOR_COND): Likewise.
	(FOR_EXPR): Likewise.
	(FOR_BODY): Likewise.
	(SWITCH_COND): Likewise.
	(SWITCH_BODY): Likewise.
	(CASE_LOW): Likewise.
	(CASE_HIGH): Likewise.
	(GOTO_DESTINATION): Likewise.
	(COMPOUND_BODY): Likewise.
	(ASM_CV_QUAL): Likewise.
	(ASM_STRING): Likewise.
	(ASM_OUTPUTS): Likewise.
	(ASM_INPUTS): Likewise.
	(ASM_CLOBBERS): Likewise.
	(DECL_STMT_DECL): Likewise.
	(STMT_EXPR_STMT): Likewise.
	(LABEL_STMT_LABEL): Likewise.

	* c-common.def: Added documenetion for SRCLOC, EXPR_STMT,
	COMPOUND_STMT, DECL_STMT, IF_STMT, FOR_STMT, WHILE_STMT, DO_STMT,
	RETURN_STMT, BREAK_STMT, CONTINUE_STMT, SWITCH_STMT, GOTO_STMT,
	LABEL_STMT, ASM_STMT, SCOPE_STMT, CASE_LABEL, STMT_EXPR.

2000-06-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* configure.in (--enable-checking): Update --help doc to reflect
	new defaults.  Ensure $ac_save_IFS is set before $IFS is changed.

Sun Jun 18 21:42:15 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* gcse.c (insert_insn_end_bb): Always put after NOTE_INSN_BASIC_BLOCK.

	* function.c (put_var_into_stack): Don't reference DECL_ fields
	if input is a SAVE_EXPR.
	Use set_mem_attributes in COMPLEX case.

2000-06-18  Richard Henderson  <rth@cygnus.com>

	* config/ia64/ia64-protos.h (process_for_unwind_directive): Declare.
	(ia64_file_start): Declare.
	* config/ia64/ia64.h (ADDL_REGNO_P): Don't compare unsigned against 0.
	(GR_REGNO_P): Likewise.
	* config/ia64/ia64.c: Many prototypes.
	(ia64_reg_numbers): Constify.
	(ia64_input_reg_names, ia64_local_reg_names): Likewise.
	(ia64_section_threshold): Make unsigned.
	(ia64_print_operand): Constify.
	(fix_range): Constify.
	(ia64_init_builtins): Don't compare signed vs unsigned.
	(ia64_expand_builtin): Likewise.

	* config/ia64/ia64.h (EXTRA_CONSTRAINT): New.
	(CONSTRAINT_OK_FOR_Q): New.
	* config/ia64/ia64.md (movdi_internal): Use Q for fp<->mem.
	(movsf_internal, movdf_internal): Likewise.
	(cmovdi_internal): Rewrite so that constraints and predicates match;
	simplify splitters.
	(cmovsi_internal): Likewise.

	* config/ia64/ia64.h (ASM_SPEC): Add -x for gas.
	(ASM_FILE_START): New.
	* config/ia64/ia64.c (ia64_file_start): New.
	(rtx_needs_barrier): Handle pred.rel.mutex.
	(emit_predicate_relation_info): New.
	* config/ia64/ia64.md (pred_rel_mutex): New.
	* config/ia64/linux.h (ASM_SPEC): Define.
	* config/ia64/sysv4.h (ASM_FILE_START): Define.

	* config/ia64/ia64.c (ia64_encode_section_info): Fix thinko
	filtering global register variables.

2000-06-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* c-common.c (add_c_tree_codes): Fix definition for traditional C.

2000-06-17  Michael Meissner  <meissner@redhat.com>

	* gcc.c (do_spec_1, '%v3' case): Do not abort if patch level is
	not present and there is a field after a '-'.

2000-06-17  Bruce Korb  <bkorb@gnu.org>

	* fixinc/check.tpl:  finish the implementation of multiple tests
	for a single fix
	* fixinc/inclhack.def(ctrl_quotes_def): add a second test
	(io_quotes_def): add a second test
	(various): reorder `files' so that "limits.h" is never first
	* fixinc/tests/base/*: update the testing output

Sat Jun 17 10:33:59 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* gcc.texi: Remove reference to stupid.c.

2000-06-16  Benjamin Chelf  <chelf@codesourcery.com>

	* c-common.c (c_tree_code_type): New array.
	(c_tree_code_length): Likewise.
	(c_tree_code_name): Likewise.
	(add_c_tree_codes): New function.

	* c-common.h (add_c_tree_codes): Declare.
	(enum c_tree_code): New enum.

	* c-lex.c (init_parse): Added call to add_c_tree_codes.

2000-06-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* fixinc/inclhack.def (ctrl_quotes_def, io_quotes_def): Modify
	select pattern to also match macro defs with only one argument.

Thu Jun 15 18:56:12 2000  Jeffrey A Law  (law@cygnus.com)

	* i386.md: Create new [right,left] rotate and right shift
	patterns to optimize shift by 1 bit for certain ia32 processors.
	Update patterns which perform left shifts to optimize shift by
	1 bit for certain ia32 processors.
	* i386.c (const_int_1_operand): New predicate.
	* i386.h (PREDICATE_CODES): Handle const_int_1_operand.
	* i386-protos.h (const_int_1_operand): Prototype.

Wed Jun 14 23:46:26 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* mips.c (machine_dependent_reorg): Fix braces for nested if.

2000-06-14  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.c (toc_hash_eq): Use CODE_LABEL_NUMBER to compare
	LABEL_REFs.

2000-06-14  Richard Henderson  <rth@cygnus.com>

	* conflict.c (conflict_graph_compute): Don't look for REG_INC.

	* config/ia64/ia64.c (ia64_setup_incoming_varargs): Don't emit
	auto-inc code.

	* print-rtl.c (print_rtx): Emit space before mem alias set.

2000-06-14  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.c (expand_block_move): Fix typo in earlier change.
	(print_operand): Remove unused variables neg and op.
	(toc_hash_mark_entry): Fix prototype.

2000-06-14  Benjamin Chelf  <chelf@codesourcery.com>

	* c-common.h (IF_COND): Moved here from cp/cp-tree.h.
	(THEN_CLAUSE): Likewise.
	(ELSE_CLAUSE): Likewise.
	(WHILE_COND): Likewise.
	(WHILE_BODY): Likewise.
	(DO_COND): Likewise.
	(DO_BODY): Likewise.
	(RETURN_EXPR): Likewise.
	(EXPR_STMT_EXPR): Likewise.
	(FOR_INIT_STMT): Likewise.
	(FOR_COND): Likewise.
	(FOR_EXPR): Likewise.
	(FOR_BODY): Likewise.
	(SWITCH_COND): Likewise.
	(SWITCH_BODY): Likewise.
	(CASE_LOW): Likewise.
	(CASE_HIGH): Likewise.
	(GOTO_DESTINATION): Likewise.
	(COMPOUND_BODY): Likewise.
	(ASM_CV_QUAL): Likewise.
	(ASM_STRING): Likewise.
	(ASM_OUTPUTS): Likewise.
	(ASM_INPUTS): Likewise.
	(ASM_CLOBBERS): Likewise.
	(DECL_STMT_DECL): Likewise.
	(STMT_EXPR_STMT): Likewise.
	(LABEL_STMT_LABEL): Likewise.
	(SCOPE_BEGIN_P): Likewise.
	(SCOPE_END_P): Likewise.
	(SCOPE_STMT_BLOCK): Likewise.
	(SCOPE_NULLIFIED_P): Likewise.
	(SCOPE_NO_CLEANUPS_P): Likewise.
	(SCOPE_PARTIAL_P): Likewise.
	(ASM_VOLATILE_P): Likewise.
	(STMT_LINENO): Likewise.
	(STMT_LINENO_FOR_FN_P): Likewise.

	* c-common.def: New file. Added SRCLOC, SIZEOF_EXPR, ARROW_EXPR,
	ALIGNOF_EXPR, EXPR_STMT, COMPOUND_STMT, DECL_STMT, IF_STMT,
	FOR_STMT, WHILE_STMT, DO_STMT, RETURN_STMT, BREAK_STMT,
	CONTINUE_STMT, SWITCH_STMT, GOTO_STMT, LABEL_STMT, ASM_STMT,
	SCOPE_STMT, CASE_LABEL, STMT_EXPR.

	* gencheck.c (tree_codes[]): Added '#include "c-common.def"'.

2000-06-14  David O'Brien  <obrien@FreeBSD.org>

	* gcc.c (main): Quiet compiler warnings.  argv is assumed to be
	writable in parts of the GCC code.

	* config/elfos.h (ASM_GENERATE_INTERNAL_LABEL): Make printf
	specification match cast.

Wed Jun 14 09:25:57 2000  Jeffrey A Law  (law@cygnus.com)

	* configure.in: Revert AC_TYPE_GETGROUPS patch from June 13.
	* configure, config.in: Rebuilt.
	* sys-protos.h: Similarly.

Wed Jun 14 03:39:58 EDT 2000  John Wehle  (john@feith.com)

	* ifcvt.c (EDGE_COMPLEX): Move definition ...
	* basic-block.h (EDGE_COMPLEX): ... here.

	* loop.c (check_dbra_loop): Specify the register when
	generating REG_NONNEG notes and don't generate duplicates.

2000-06-13  Jakub Jelinek  <jakub@redhat.com>

	* tree.h (TYPE_USER_ALIGN, DECL_USER_ALIGN): Define.
	(struct tree_type, struct tree_decl): Add user_align member.
	* stor-layout.c (layout_decl): Set DECL_USER_ALIGN.
	(place_union_field): If BIGGEST_FIELD_ALIGNMENT is defined
	and DECL_USER_ALIGN 0, cap alignment to this value.
	(place_field): Likewise.
	(finalize_type_size): Set TYPE_USER_ALIGN.
	(layout_type): Likewise.
	(initialize_sizetypes): Likewise.
	* c-common.c (decl_attributes): Set TYPE_USER_ALIGN resp.
	DECL_USER_ALIGN to 1.
	* c-decl.c (duplicate_decls): Set DECL_USER_ALIGN.
	(xfer_tag): Set TYPE_USER_ALIGN.
	(finish_struct): Set DECL_USER_ALIGN resp. TYPE_USER_ALIGN.
	(finish_enum): Likewise.
	* stmt.c (expand_decl): Set DECL_USER_ALIGN.
	(expand_anon_union_decl): Likewise.
	* tree.c (make_node): Set DECL_USER_ALIGN resp. TYPE_USER_ALIGN.
	(build_index_type): Set TYPE_USER_ALIGN.
	(build_range_type): Likewise.
	(build_common_tree_nodes_2): Likewise.
	* tm.texi (BIGGEST_FIELD_ALIGNMENT): Document the changed meaning.

2000-06-13  Andreas Jaeger  <aj@suse.de>

	* configure.in: Use --enable-checking=misc,tree,gc by default if
	no --enable-checking option is given and for
	--enable-checking=yes.
	* configure: Rebuilt.

2000-06-13  Richard Henderson  <rth@cygnus.com>

	* libgcc2.c (ia64_throw_helper): Use __builtin_return_address.
	(__throw): Don't pass the address of a label.

	* config/ia64/ia64.c (ia64_compute_frame_size): Use
	current_function_is_leaf.
	(ia64_expand_prologue): Likewise.  Modify return_address_pointer_rtx
	instead of reg_names[RETURN_ADDRESS_REGNUM].
	(ia64_init_machine_status): Reset return_address_pointer_rtx.
	* config/ia64/ia64.h (RETURN_ADDRESS_POINTER_REGNUM): Rename
	from RETURN_ADDRESS_REGNUM.  Update all uses.
	(RETURN_ADDR_RTX): Use return_address_pointer_rtx; return
	zero instead of null on failure.
	(ELIMINABLE_REGS): Add ra->b0 elimination.
	(CAN_ELIMINATE): Update accordingly.
	(INITIAL_ELIMINATION_OFFSET): Likewise.
	(REGISTER_NAMES): Use an illegal assembler name for
	RETURN_ADDRESS_POINTER_REGNUM.

2000-06-13  Richard Henderson  <rth@cygnus.com>

	* config/ia64/ia64.h (enum reg_class): Remove FR_INT_REGS, FR_FP_REGS,
	GR_AND_FR_INT_REGS, GR_AND_FR_FP_REGS.
	(REG_CLASS_NAMES): Likewise.
	(REG_CLASS_CONTENTS): Likewise.
	(FR_FP_REGNO_P, FR_INT_REGNO_P): Remove.
	(HARD_REGNO_MODE_OK): Remove references to them.
	(REGNO_REG_CLASS): Likewise.
	(REG_CLASS_FROM_LETTER): Likewise.
	(CLASS_MAX_NREGS): Likewise.
	(REGISTER_MOVE_COST): Likewise.
	* config/ia64/ia64.c (ia64_secondary_reload_class): Likewise.
	* config/ia64/ia64.md (*): Replace "e" constraints with "f".
	(movqi_internal): Special case moves from zero.
	(movhi_internal, movsi_internal): Likewise.
	(movdi_internal): Likewise.  Fill out "f" constraints.
	(movsf_internal): Fill out "r" constraints.
	(movdf_internal): Likewise.

2000-06-13  Richard Henderson  <rth@cygnus.com>

	* flow.c (insn_dead_p): Keep sets to PIC_OFFSET_TABLE_REGNUM
	alive before reload.

	* haifa-sched.c (struct deps): Add in_post_call_group_p.
	(add_dependence): Handle notes between SCHED_GROUP_P insns.
	(remove_dependence): Always define.
	(set_sched_group_p): New.
	(sched_analyze_2): Use it.
	(sched_analyze_insn): Don't special-case naked uses.  Look for
	and extend in_post_call_group_p.
	(sched_analyze): Clear stale SCHED_GROUP_P.  Set in_post_call_group_p.
	(init_deps): Clear in_post_call_group_p.

2000-06-13  Richard Henderson  <rth@cygnus.com>

	* combine.c (subst): Use CLASS_CANNOT_CHANGE_MODE and
	CLASS_CANNOT_CHANGE_MODE_P instead of CLASS_CANNOT_CHANGE_SIZE
	and hard-coded tests.
	(simplify_set): Likewise.
	(gen_lowpart_for_combine): Likewise.
	* emit-rtl.c (gen_lowpart_common): Likewise.
	* global.c (find_reg): Likewise.
	* local-alloc.c (find_free_reg): Likewise.
	* recog.c (register_operand): Likewise.
	* regclass.c (init_reg_sets_1): Likewise.
	(record_operand_costs, regclass): Likewise.
	* reload.c (push_reload): Likewise.
	* reload1.c (choose_reload_regs): Likewise.
	* flow.c (mark_used_regs): Conditionally set REG_CHANGES_MODE.
	* local-alloc.c (struct qty): Rename changes_size to changes_mode.
	Update all references.
	* regs.h (struct reg_info_def): Likewise.
	(REG_CHANGES_MODE): Rename from REG_CHANGES_SIZE.
	* tm.texi (CLASS_CANNOT_CHANGE_MODE): Document.
	(CLASS_CANNOT_CHANGE_MODE_P): Likewise.

	* config/alpha/alpha.h (CLASS_CANNOT_CHANGE_MODE): Rename.
	(CLASS_CANNOT_CHANGE_MODE_P): New.
	* config/mips/mips.h: Likewise.
	* config/pa/pa32-regs.h: Likewise.
	* config/pa/pa64-regs.h: Likewise.
	* config/rs6000/rs6000.h: Likewise.
	* config/sh/sh.h: Likewise.
	* config/ia64/ia64.h (CLASS_CANNOT_CHANGE_MODE): New.
	(CLASS_CANNOT_CHANGE_MODE_P): New.
	* config/avr/avr.h (CLASS_CANNOT_CHANGE_SIZE): Remove dead code.
	* config/d30v/d30v.h: Likewise.

2000-06-13  J. David Anglin  <dave@hiauly1.hia.nrc.ca>

	* configure.in: Add AC_TYPE_GETGROUPS test.
	* sys-protos.h: Use GETGROUPS_T * for second arg of getgroups.
	* configure: Rebuilt.
	* config.in: Rebuilt.

2000-06-13  Richard Henderson  <rth@cygnus.com>

	* explow.c (set_mem_attributes): Do nothing for NULL type.

Tue Jun 13 14:45:10 2000  Jeffrey A Law  (law@cygnus.com)

	* config/m68k/openbsd.h (ASM_SPEC): pass down options to assembler
	correctly.

2000-06-13  James E. Wilson  <wilson@cygnus.com>

	* config/ia64/ia64.md (movxf_internal): Add missing "e" to ldf/stf.

Tue Jun 13 14:05:35 2000  Jeffrey A Law  (law@cygnus.com)

	* Makefile.in (gensupport.o): Remove bogus $(HOST_PREFIX) reference.

2000-06-13  Philipp Thomas  <pthomas@suse.de>

	* configure.in(ALL_LINGUAS): Changed en_UK to en_GB.
	* configure: Rebuilt.

2000-06-07  David O'Brien  <obrien@FreeBSD.org>

	* configure.in:  Adjust FreeBSD bits to match changes to config.guess.
	We now default to ELF for the i386, and a.out is the special case.
	* configure:  Rebuilt.

Tue Jun 13 10:05:30 2000  Hans-Peter Nilsson  <hp@axis.com>

	* final.c (final_scan_insn): Delete notes between cc0 setter and
	user when restarting from setter.

2000-06-13  J. David Anglin  <dave@hiauly1.hia.nrc.ca>

	* vax.h (INDEX_TERM_P): Define evaluation order of &&'s in || and
	cast to squelch signed/unsigned warnings.

2000-06-13  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.c (handle_directive): Print non-NUL-terminated string
	with %.*s.

2000-06-12  Michael Meissner  <meissner@redhat.com>

	* ifcvt.c (dead_or_predicable): Don't do conditional execution
	path if the machine needs extra support to do conditional
	execution.

Mon Jun 12 17:04:17 2000  Jeffrey A Law  (law@cygnus.com)

	* print-rtl.c (print_rtx, case MEM): Use HOST_WIDE_INT_PRINT_DEC
	to print the alias set.
	* print-tree.c (print_node, DECL_* nodes and case 't'): Similarly.

2000-06-12  J. David Anglin  <dave@hiauly1.hia.nrc.ca>

	* config/float-vax.h: Add GFLOAT defines.

Mon Jun  12  9:44:00 2000  Mark Klein  <mklein@dis.com>

	* configure.in: Update tm dependencies for MPE.
	* configure: Rebuilt.

2000-06-12  H.J. Lu  <hjl@gnu.org>

	* gengenrtl.c (obstack_alloc_rtx): Correct the allocated size.

2000-06-12  David Edelsohn  <edelsohn@gnu.org>

	* aix41.h (SUBTARGET_SWITCHES): Delete threads.
	(CPP_SPEC): Change mthreads to pthread.
	(LIB_SPEC): Likewise.
	(STARTFILE_SPEC): Likewise.
	* aix43.h (SUBTARGET_SWITCHES): Delete threads.
	(CPP_SPEC): Change mthreads to pthread.
	(LIB_SPEC): Likewise.
	(STARTFILE_SPEC): Likewise.
	* rs6000-protos.h (reg_or_arith_cint_operand): New.
	* rs6000.c (reg_or_arith_cint_operand): New.
	(num_insns_constant_wide): Decorate unsigned constant.
	* rs6000.h (PREDICATE_CODES): Add reg_or_arith_cint_operand.
	* rs6000.md (addsi3): Use new predicate.
	(subsi3, adddi3, subdi3): Likewise.

2000-06-12  Mark Mitchell  <mark@codesourcery.com>

	* c-common.c (lang_get_alias_set): Fix typo.

2000-06-12  Richard Earnshaw <rearnsha@arm.com>

	* flow.c (mark_used_regs): Revert last change.
	(life_analysis): Remove PROP_AUTOINC if running after reload.
	(propagate_one_insn): PROP_AUTOINC is always off after reload.

2000-06-11  Richard Earnshaw <rearnsha@arm.com>

	* flow.c (mark_used_regs): Don't call find_auto_inc after reload
	has run.

2000-06-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* bb-reorder.c (build_scope_forest): Initialize variable
	`curr_scope'.

	* calls.c (expand_call): Likewise for variables
	`save_pending_stack_adjust' and `save_stack_pointer_delta'.

	* i386.c (function_arg_advance, function_arg): Cast to avoid
	signed/unsigned warnings.

	* i386.h (MEMORY_MOVE_COST): Likewise.

	* ifcvt.c (cond_exec_process_if_block): Initialize variables
	`else_start' and `else_end'.

	* libgcc2.h (__eh_alloc, __eh_free): Prototype.

	* regrename.c (rr_replace_reg): Initialize variable `dest_subregno'.

2000-06-10  Mark Mitchell  <mark@codesourcery.com>

	* Makefile.in (libintl.a): Depend on intl.all.

2000-06-09  H.J. Lu  (hjl@gnu.org)

	* Makefile.in (c-parse.o): Also depend on output.h.

2000-06-09  Rodney Brown  <RodneyBrown@mynd.com>

	* mcore-protos.h: discards const warning removal.
	* mcore.c: discards const warning removal.

2000-06-09  Kazu Hirata  <kazu@hxi.com>

	* config/h8300/lib1funcs.asm: Declare the machine architecture at
	the beginning of the file.

2000-06-09  J. David Anglin  <dave@hiauly1.hia.nrc.ca>

	* real.h:  Add prototype for ldexp.

2000-06-09  Zack Weinberg  <zack@wolery.cumb.org>

	* ggc-none.c, ggc-simple.c, ggc-page.c (ggc_alloc_obj): Rename
	it ggc_alloc, drop second argument, never clear returned memory.
	* ggc-common.c (ggc_alloc_string): Use ggc_alloc.
	(ggc_alloc_cleared): New.
	* ggc.h: Prototype ggc_alloc and ggc_alloc_cleared, not
	ggc_alloc_obj.  Remove ggc_alloc macro.
	(ggc_alloc_rtx, ggc_alloc_rtvec, ggc_alloc_tree): Use ggc_alloc.

	* rtl.c (rtvec_alloc): Clear the vector always.
	(rtx_alloc): Clear the first word always.  Remove dirty
	obstack tricks (this routine is no longer a bottleneck).
	* tree.c (make_node): Clear the new node always.
	(make_tree_vec): Likewise.
	(tree_cons): Clear the common structure always.
	(build1): Likewise; also, clear TREE_COMPLEXITY.
	* gengenrtl.c: Use puts wherever possible.  Remove extra
	newlines.
	(gendef): Clear the first word of an RTX in the generator
	function, irrespective of ggc_p.  Initialize '0' slots to
	NULL.
	(genlegend): Don't generate obstack_alloc_rtx routine, just a
	thin wrapper macro around obstack_alloc.

	* stmt.c (expand_fixup): Use ggc_alloc.
	* c-typeck.c (add_pending_init): Use ggc_alloc.
	* emit-rtl.c (init_emit_once): Clear CONST_DOUBLE_CHAIN(tem).
	* varasm.c (immed_double_const): Set CONST_DOUBLE_MEM(r) to
	const0_rtx when it is created.
	(immed_real_const_1): Set CONST_DOUBLE_CHAIN(r) to NULL_RTX if
	we are not in a function.

	* tree.c (tree_class_check_failed): Make second arg an int.
	* tree.h: Update prototype.

2000-06-09  Geoff Keating  <geoffk@cygnus.com>

	* tree.h (VOID_TYPE_P): Don't look at the TYPE_MAIN_VARIANT
	of an error_mark_node.

Fri Jun  9 20:35:13 2000  Denis Chertykov  <denisc@overta.ru>

	* config/avr/avr.c (asm_output_section_name): bugfix.

2000-06-09  Jason Merrill  <jason@casey.soma.redhat.com>

	* timevar.def: Add TV_EXPAND.
	* timevar.c (timevar_print): Update timing information.
	* calls.c (try_to_integrate): Push to TV_INTEGRATION for inlining.

	* stmt.c (expand_return): Check for error_mark_node.

2000-06-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* configure.in: Also avoid wrapping auto-build.h with IN_GCC.

	* scan-types.sh (VALUE) Wrap use with double quotes to protect
	variable against filename expansion when it contains "char *".

	* system.h (SSIZE_MAX): Delete backup definition.

	* cppfiles.c (read_include_file): Use INTTYPE_MAXIMUM(ssize_t)
	instead of SSIZE_MAX.

2000-06-09  Jakub Jelinek  <jakub@redhat.com>

	* configure.in: Check whether gas supports -relax.
	* configure, config.in: Rebuilt.
	* config/sparc/sparc.h (ASM_RELAX_SPEC): Define.
	(EXTRA_SPECS): Add asm_relax.
	(ASM_SPEC): Add %(asm_relax).
	(TARGET_SWITCHES): Add -mrelax and -mno-relax.
	* config/sparc/linux64.h (LINK_ARCH_SPEC): Rename to LINK_SPEC.
	(LINK_SPEC): Pass -relax to linker unless -mno-relax or -r.
	(ASM_SPEC): Add %(asm_relax).
	* config/sparc/linux.h (LINK_SPEC, ASM_SPEC): Likewise.
	* config/sparc/sparc.c (output_sibcall): If HAVE_AS_RELAX_OPTION,
	never use sethi/jmpl for leaf tail calls.  Use or with rs2 %g0
	instead of mov, so that gas can further optimize it.

2000-06-08  James E. Wilson  <wilson@bletchleypark.cygnus.com>

	* dwarf2out.c (size_of_die, case dw_val_class_const): Use
	size_of_sleb128.
	(value_format, case dw_val_class_const): Use sdata format.
	(output_die): Call output_sleb128.

2000-06-08  James E. Wilson  <wilson@cygnus.com>

	* dwarf2out.c (ASM_OUTPUT_DWARF_DATA8): Add new macro that uses
	UNALIGNED_DOUBLE_INT_ASM_OP.  Rename old macro to
	ASM_OUTPUT_DWARF_CONST_DOUBLE.
	(output_die, case dw_val_class_unsigned_const): Correct call to
	ASM_OUTPUT_DWARF_DATA8.
	(output_die, case dw_val_class_long_long): Use
	ASM_OUTPUT_DWARF_CONST_DOUBLE.
	* tree.c (host_integerp): Accept unsigned HOST_WIDE_INT values when
	pos is zero.

	* config/ia64/ia64-protos.h (ia64_output_end_prologue): Add.
	(output_function_prologue): Fix mispelling.
	(output_function_prologue, output_function_epilogue): Reorder to
	match ia64.c definition order.
	* config/ia64/ia64.c (ia64_expand_prologue): Add comment.
	(ia64_expand_epilogue): Set RTX_FRAME_RELATED_P on stack restore insns.
	Use r3 instead of r2 for large stack restores.
	(ia64_output_end_prologue): New function.
	(process_set): Emit ".restore sp" for epilogue stack restores.
	* config/ia64/ia64.h (FUNCTION_END_PROLOGUE): Define.

2000-06-08  Jakub Jelinek  <jakub@redhat.com>

	* dbxout.c (dbxout_type_fields): Don't segfault on fields with
	incomplete types.

2000-06-08  Nathan Sidwell  <nathan@codesourcery.com>

	* frame.c (end_fde_sort): Remove extraneous erratic array test.

2000-06-08  Denis Perchine <dyp@perchine.com>

	* frame.c (start_fde_sort): Don't malloc (0).

2000-06-07  Zack Weinberg  <zack@wolery.cumb.org>

	* c-decl.c (pushdecl): Do not call COMPLETE_TYPE_P on
	error_mark_node.
	* print-tree.c (print_node): The transparent_union_flag means
	different things for unions and arrays.  Do not inspect it
	with TYPE_TRANSPARENT_UNION.

2000-06-06  Jakub Jelinek  <jakub@redhat.com>

	* cpplib.c (do_ifdef, do_ifndef): Don't segfault if parse_ifdef
	returned NULL.

Wed Jun  7 20:34:33 2000  Denis Chertykov  <denisc@overta.ru>

	* config/avr/avr.c (asm_output_section_name): output section
	attributes.
	* config/avr/libgcc.S (.text.libgcc): declare section attributes.

2000-06-06  James E. Wilson  <wilson@cygnus.com>

	* frame.h (struct unwind_info_ptr): Collapse version, flags, and length
	fields into header field.
	(IA64_UNW_HDR_LENGTH, IA64_UNW_HDR_FLAGS, IA64_UNW_HDR_VERSION): New
	macros to access length, flags, and version info from header field.
	* config/ia64/crtbegin.asm (__do_frame_setup_aux): Delete here.
	* config/ia64/crtend.asm (__do_frame_setup_aux): Add here.
	(__do_global_ctors_aux): Fix caller.
	* config/ia64/frame-ia64.c (get_unwind_record): Change parameter
	prologue_flag to header.  Pass to read_P_record.
	(read_P_record): New argument header.  Implement P4 format.
	Multiply P7_T_SIZE by 16.
	(execute_one_ia64_descriptor): New static local region_header.  Pass to
	get_unwind_record.  Copy r to region_header if r is a header record.
	(print_all_records): Likewise.
	(__build_ia64_frame_state): Use IA64_UNW_HDR_LENGTH.
	(__get_personality, __get_except_table): Likewise.
	* config/ia64/ia64.c (process_set): Do not divide offsets by 4.

2000-06-06  Philipp Thomas  <pthomas@suse.de>

	* configure.in (AC_C_INLINE): Added.
	* aclocal.m4 (AM_WITH_NLS): Enable --with-included-gettext by default.
	* configure: Regenerate.

2000-06-06  Mark Mitchell  <mark@codesourcery.com>

	* c-common.h (c_language_kind): New type.
	(c_language): New variab.e
	* c-common.c (lang_get_alias_set): Don't put structures in
	nonzero alias sets in C++.
	* c-decl.c (c_language): Define it.
	* c-lex.c (doing_objc_thang): Remove.
	* c-tree.h (doing_objc_thang): Make it a macro.
	* objc/objc-act.c (lang_decode_option): Set c_language, not
	doing_objc_thang.

2000-06-06  Gabriel Dos Reis  <gdr@codesourcery.com>

	* diagnostic.c (output_maximum_width): Remove.
	(doing_line_wrapping): Tweak.
	(diagnostic_buffer): New object.
	(global_output_buffer): New object.
	(output_destroy_prefix): New function.
	(default_initialize_buffer): Likewise.
	(reshape_diagnostic_buffer): Likewise.
	(initialize_diagnostics): Likewise.
	(output_clear): Tweak.
	(line_wrapper_printf): Adjust call to init_output_buffer.
	(vline_wrapper_message_with_location): Likewise.  Use
	output_destroy_prefix.
	(v_message_with_decl): Likewise.

	* diagnostic.h (struct output_buffer): Constify prefix.
	(init_output_buffer, output_get_prefix): Constify.
	(diagnostic_message_length_per_line): Likewise.
	(reshape_diagnostic_buffer): Declare.
	(default_initialize_buffer): Declare.
	(initialize_diagnostics): Declare.
	(diagnostic_buffer): Declare new obbject.

	* toplev.c: #include diagnostic.h
	(display_help): Document diagnostic formatting options.
	(decode_f_option): Handle diagnostic formatting options.
	(main): Setup initialization for diagnostic messages outputter.

	* toplev.h (set_message_length): Remove.

	* Makefile.in (toplev.o): Depends upon diagnostic.h

	* invoke.texi : Document diagnostics formatting options.

Tue Jun  6 19:25:32 2000  Philippe De Muyter  <phdm@macqel.be>

	* configure.in (Make the links): Typo fix : the file that must be
	included without #ifdef IN_GCC is `auto-host.h', not `auto-config.h'.
	* configure: File rebuilt.

2000-06-06  Nathan Sidwell  <nathan@codesourcery.com>

	* eh-common.h (EH_ALLOC_SIZE, EH_ALLOC_ALIGN): New #defines.
	(eh_context): Add alloc_mask and alloc_buffer emergency fallback
	space.
	* libgcc2.c (__eh_alloc): Moved from cp/exception.cc. Fallback on
	emergency eh_context buffer, if malloc fails.
	(__eh_free): Moved from cp/exception.cc. Release to emergency
	eh_context buffer, if appropriate.

2000-06-06  Jason Merrill  <jason@casey.soma.redhat.com>

	* expr.c (store_expr): Fix typo.

2000-06-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* m68k.c (legitimize_pic_address): Move prototype ...

	* m68k-protos.h (legitimize_pic_address): ... here.

	* m68k.md (legitimize_pic_address): Delete prototypes.
	(untyped_call): Invoke GEN_CALL(), not gen_call().

	* nextstep.c: Include system.h and toplev.h.
	(get_directive_line): Don't prototype.
	(handle_pragma): Mark parameters with ATTRIBUTE_UNUSED and constify.

	* nextstep.h (handle_pragma): Prototype.
	(SECTION_FUNCTION): Prototype FUNCTION().  Move prototype of
	objc_section_init ...
	(EXTRA_SECTION_FUNCTIONS): ... here.

Tue Jun  6 08:17:26 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* sdbout.c (struct sdb_file): NAME now const.
	(sdbout_init): input_file_name now const.
	(sdbout_start_new_source_file): FILENAME now const.
	* sdbout.c (sdbout_init, sdbout_start_new_source_file): Reflect above.

2000-06-06  Gabriel Dos Reis  <gdr@codesourcery.com>

	* c-typeck.c (build_conditional_expr): Handle complex data types.

2000-06-05  Jason Merrill  <jason@casey.soma.redhat.com>

	* explow.c (maybe_set_unchanging): New function, broken out from...
	(set_mem_attributes): Here.
	* expr.h: Declare it.
	* stmt.c (expand_decl): Call it.

2000-06-05  Richard Henderson  <rth@cygnus.com>

	* reload1.c (choose_reload_regs): Mind CLASS_CANNOT_CHANGE_SIZE
	while looking for a register to inherit from.

2000-06-05  Jason Merrill  <jason@casey.soma.redhat.com>

	* Makefile.in (libgcc.ready): Lose.
	(libgcc.mk): Just use mv, not move-if-change.
	(LIBGCC_DEPS): New macro.
	(libgcc.a): Use it.
	(stmp-multilib): Likewise.
	* mklibgcc.in (stmp-dirs): New target.  Make everything depend on
	it rather than the directories themselves.
	(LIB2ADD): Depend on the list file rather than 'force'.

	* fold-const.c (fold, case COND_EXPR): Elide conversion between
	cv-qualified versions of types.

Mon Jun  5 14:06:18 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* config/sparc/sparc.c (short_branch): Correct error in range
	computation.

2000-06-05  J. David Anglin  <dave@hiauly1.hia.nrc.ca>

	* fixinc/inclhack.def: New include hacks for ultrix.
	* (nested_ultrix): Replaced by ultrix_nested_svc.
	* (ultrix_atof_param): test_text string added.
	* (ultrix_ifdef): Modified select string.

2000-06-05  Zack Weinberg  <zack@wolery.cumb.org>

	* objc/objc-act.c (generate_method_descriptors): Register
	objc_method_prototype_template as a GC root.
	(comp_method_with_proto): Register function_type as a GC root.
	(comp_proto_with_proto): Replace function_type1 and
	function_type2 with a two-element array; register it as a GC root.

	(generate_protocols, build_protocol_initializer,
	generate_protocol_list, build_category_initializer,
	build_shared_structure_initializer): Do not cache cast_type
	and/or cast_type2.

2000-06-05  J. David Anglin  <dave@hiauly1.hia.nrc.ca>

	* function.c (assign_parms): Add missing argument to set_mem_attributes
	call.

2000-06-05  Nathan Sidwell  <nathan@codesourcery.com>

	* tree.h (VOID_TYPE_P): New macro.
	(COMPLETE_OR_VOID_TYPE_P): Use VOID_TYPE_P.
	* c-decl.c (grokdeclarator): Use VOID_TYPE_P.
	(get_parm_info): Likewise.
	(store_parm_decls): Likewise.
	(combine_parm_decls): Likewise.
	(finish_function): Likewise.
	* c-typeck.c (build_function_call): Likewise.
	(build_binary_op): Likewise.
	(build_conditional_expr): Likewise.
	(internal_build_compound_expr): Likewise.
	(convert_for_assignment): Likewise.
	* stmt.c (expend_expr_stmt): Likewise.
	(warn_if_unused_value): Likewise.
	(expand_return): Likewise.
	* c-parse.in (primary): Likewise.
	* c-parse.y, c-parse.c, c-parse.h: Regenerate.
	* objc/objc-parse.y, objc/objc-parse.c: Regenerate.

Mon Jun  5 06:46:28 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* alias.c (get_alias_set): If compnent is addressable, use alias
	set of component.
	* c-decl.c (init_decl_processing): Don't call record_component_aliases.
	(grokdeclarator): Likewise.
	* c-typeck.c (common_type): Likewise.

2000-06-04  Alex Samuel  <samuel@codesourcery.com>

	* Makefile.in (OBJS): Remove dyn_string.o
	(dyn-string.o): Delete rule.
	* dyn-string.c: Delete file
	* dyn-string.h: Likewise.

2000-06-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* Makefile.in (intl.*): Honor nonzero exit codes in the intl
	subdir.

2000-06-03  Geoff Keating  <geoffk@cygnus.com>

	* alias.c (record_component_aliases): Don't inspect
	DECL_NONADDRESSABLE_P of non-FIELD_DECL components of structures.

Sat Jun  3 19:05:30 2000  Michael Meissner  <meissner@redhat.com>

	* ifcvt.c (process_insns): If IFCVT_MODIFY_INSN is defined, call
	it with the pattern to do machine dependent work.
	(cond_exec_process_if_block): If IFCVT_MODIFY_TESTS is defined,
	use it to modify the true/false tests used in conditional
	execution.  If IFCVT_MODIFY_FINAL and IFCVT_MODIFY_CANCEL are
	defined, invoke them if the conversion to conditional execution
	was successful or not.

	* tm.texi (IFCVT_MODIFY_TESTS): Document.
	(IFCVT_MODIFY_INSN): Ditto.
	(IFCVT_MODIFY_FINAL): Ditto.
	(IFCVT_MODIFY_CANCEL): Ditto.

Sat Jun  3 15:26:13 2000  Matt Kraai <kraai@alumni.carnegiemellon.edu>

	* toplev.c (main): Fix misspellings of possibility and language.

2000-06-03  Richard Henderson  <rth@cygnus.com>

	* alias.c (record_alias_subset): Initialize has_zero_child in the
	superset.

2000-06-03  Richard Earnshaw (rearnsha@arm.com)

	* arm.md (untyped_call): Use GEN_CALL macro.

2000-06-02  Pekka Nikander  <pnr@teldanex.tcm.hut.fi>

	* Makefile.in: Use $(MAKE) not "make"

Fri Jun  2 19:31:03 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* alias.c (struct alias_set_entry): New field has_zero_child.
	(mem_in_disjoint_alias_sets_p): Return 0 if set in either ase.
	(get_alias_set): If language-dependent routine set TYPE_ALIAS_SET,
	do nothing.
	Call record_component_aliases for aggregate types.
	(record_alias_subset): Set has_zero_child.
	(record_component_aliases, case ARRAY_TYPE): Do nothing if
	TYPE_NONALIASES_COMPONENT.
	(record_component_aliases, case RECORD_TYPE): Test
	DECL_NONADDRESSABLE_P.
	* c-decl.c (grokdeclarator): Set DECL_NONADDRESSABLE_P instead
	of TREE_ADDRESSABLE.
	* calls.c (initialize_argument_information): Only test
	TYPE_TRANSPARENT_UNION for UNION_TYPE.
	* function.c (assign_parms): Likewise.
	* integrate.c (function_cannot_inline_p): Likewise.
	* stor-layout.c (finish_record_layout): Don't call
	record_component_aliases.
	* tree.h (struct tree_int_cst): Use struct tree_common.
	(struct tree_real_cst, struct tree_string): Likewise.
	(struct tree_complex, struct tree_identifier): Likewise.
	(struct tree_list, struct tree_vec, struct tree_exp): Likewise.
	(struct tree_block, struct tree_type, struct tree_decl): Likewise.
	(TYPE_TRANSPARENT_UNION): Use UNION_TYPE_CHECK.
	(TYPE_NONALIASES_COMPONENT): New macro.
	(TYPE_AMBIENT_BOUNDEDNESS): Use FUNCTION_TYPE_CHECK.
	(DECL_NONADDRESSABLE_P): New macro.
	(struct tree_decl): Reorder bits for clarity of how many left;
	add non_adressable.

2000-06-02  Jason Merrill  <jason@casey.soma.redhat.com>

	* Makefile.in (libgcc.a): Also depend on $(LIB2ADD).
	* mklibgcc.in (force): New target.
	Make LIB2ADD stuff depend on it.

2000-06-02  Richard Henderson  <rth@cygnus.com>

	* alias.c (lang_get_alias_set): Remove.
	(get_alias_set): Call it directly, not indirectly.
	* c-common.c (lang_get_alias_set): Rename from c_get_alias_set.
	* c-common.h (c_get_alias_set): Don't declare.
	* c-decl.c (init_decl_processing): Don't set lang_get_alias_set.
	* expr.h (lang_get_alias_set): Declare as function, not pointer.

2000-06-02  Bruce Korb  <bkorb@gnu.org>

	* fixinc/server.c(sig_handler):  resume closing server on SIGPIPE
	(server_setup):  define the server's master pid
	(close_server):  actually do the deed IFF we are the server's master

2000-06-02  Jakub Jelinek  <jakub@redhat.com>

	* c-common.c (c_get_alias_set): Check whether signed_type did not
	return its argument before calling get_alias_set on the result.

2000-06-02  Andrew MacLeod  <amacleod@cygnus.com>

	* expr.c (emit_group_load): Fix typo, GET_MODE not GET_CODE.

Fri Jun  2 00:22:52 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.h (CPP_SPEC): Add -D__NOMACSAVE__ for -mnomacsave.
	(CONDITIONAL_REGISTER_USAGE): Mac registers are call used
	for TARGET_NOMACSAVE.
	(NOMACSAVE_BIT): Define.
	(TARGET_NOMACSAVE): Define.
	(TARGET_SWITCHES): Add "nomacsave".

2000-06-02  Toshiyasu Morita  <toshi.morita@sega.com>

	* sh.md (untyped_call): Remove excess parameters

2000-06-01  Loren J. Rittle  <ljrittle@acm.org>

	* fixinc/inclhack.def (osf_namespace_a): Relax expression to
	match that used before the conversion to c_fix style.
	* fixinc/fixincl.x: regenerate

2000-06-01  Stan Cox  <scox@cygnus.com>

	* varray.h (VARRAY_PUSH_GENERIC_PTR, VARRAY_PUSH_CHAR_PTR): Fix
	macro argument typo.

2000-06-01  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplex.c (maybe_macroexpand): Use CPP_WTRADITIONAL.  Improve
	error message.
	* cpplib.c (parse_include): Remove support for VAX-C
	"#include starlet" misfeature.

2000-05-31 Laurynas Biveinis <lauras@softhome.net>

	* cppfiles.c: conditionally define O_BINARY.
	(open_include_file): pass O_BINARY to open().

2000-06-01  Richard Henderson  <rth@cygnus.com>

	* i960.c (i960_br_predict_opcode): Remove.
	(i960_print_operand) [+]: Emit branch prediction hints.
	(i960_function_arg): Return early for VOIDmode.
	(i960_round_align): Return early for incomplete types.
	* i960.h (PRINT_OPERAND_PUNCT_VALID_P): New.
	* i960.md (all conditional branches): Add "%+".

Thu Jun  1 12:24:21 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* alias.c (get_alias_set): Don't call language-specific routine more
	than is needed and clean up code a bit.
	* c-common.c (c_get_alias_set): All references whose type
	is char get alias set 0, but character types need not.
	* varasm.c (make_function_rtl): Don't call set_mem_attributes.
	(make_decl_rtl): Don't call it for FUNCTION_DECL.

2000-06-01  Bruce Korb  <bkorb@gnu.org>

	* fixinc/tests/base/...: new base result files

Thu Jun  1 09:37:35 2000  Clinton Popetz  <cpopetz@cygnus.com>

	* config/i386/i386.c (ix86_use_fcomi_compare): Make global.
	* config/i386/i386-protos.h (ix86_use_fcomi_compare): Declare.
	* config/i386/i386.md (*fp_jcc_3, *fp_jcc_4): Disable if we
	will use FCOMI.

2000-06-01  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (c-decl.o): Depend on $(EXPR_H), not expr.h.

	* c-decl.c (init_decl_processing): Set lang_get_alias_set first thing.

2000-05-31  Richard Henderson  <rth@cygnus.com>

	* config/ia64/ia64.c (sdata_symbolic_operand): Consider small
	CONSTANT_POOL_ADDRESS_P addresses for .sdata.
	* config/ia64/sysv4.h (SELECT_RTX_SECTION): New.

2000-05-31  Richard Henderson  <rth@cygnus.com>

	* config/ia64/ia64-protos.h (ia64_expand_prediction): Remove.
	* config/ia64/ia64.c (ia64_expand_prediction): Move code ...
	(ia64_print_operand) [+]: ... here.  Use current_output_insn.
	* config/ia64/ia64.h (PRINT_OPERAND_PUNCT_VALID_P): New.
	* config/ia64/ia64.md (all branch/call patterns): Use %+.

2000-05-31  Richard Henderson  <rth@cygnus.com>

	* ifcvt.c (cond_exec_process_insns): Don't ever ignore clobbers.

2000-05-31  Richard Henderson  <rth@cygnus.com>

	* ifcvt.c (merge_if_block): Be prepared for JOIN to have no
	remaining edges.
	(find_if_block): Allow THEN with no outgoing edges.
	* flow.c (merge_blocks_nomove): Remove a barrier not following
	a jump as well.

2000-05-31  Richard Henderson  <rth@cygnus.com>

	* flow.c (propagate_block): Move initialization of mem_set_list ...
	(init_propagate_block_info): ... here.  Also track blocks with
	no successors; don't scan insns if ! PROP_SCAN_DEAD_CODE.

2000-05-31  Richard Henderson  <rth@cygnus.com>

	* jump.c (jump_optimize_1): Revert 05-18 change.

2000-05-31  Mark Mitchell  <mark@codesourcery.com>

	* invoke.texi: Remove documentation for -fguiding-decls.

2000-05-31  Richard Henderson  <rth@cygnus.com>

	* configure.in: Fix typo last change.

2000-05-31  Philipp Thomas  <pthomas@suse.de>

	* configure.in (enable-nls): Enable if build == host, i.e. when
	not building a canadian cross compiler.
	(enable-maintainer-mode): Added for use with i18n.
	* aclocal.m4 (AM_GNU_GETTEXT): Only build catalogs that are a
	cross section of ALL_LINGUAS and LINGUAS.
	* configure: Rebuild.

2000-05-31  Bruce Korb  <bkorb@gnu.org>

	* fixinc/check.tpl: rework to use test result tree
	* fixinc/Makefile.in: change invocation of check script
	* fixinc/check.diff: No longer needed
	* fixinc/fixincl.x: regenerate
	* fixinc/inclhack.def:  add new tests
	* fixinc/tests/base/arch/i960/archI960.h:  New test result
	* fixinc/tests/base/curses.h: modified test result
	* fixinc/tests/base/stdio.h: ditto
	* fixinc/tests/base/time.h: ditto
	* fixinc/tests/base/sys/asm.h: ditto
	* fixinc/tests/base/sys/stat.h: ditto
	* fixinc/tests/base/sys/wait.h: ditto

Wed May 31 13:17:20 2000  Philippe De Muyter  <phdm@macqel.be>

	* except.c (clear_function_eh_region): Do not free NULL.

Wed May 31 08:07:52 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* Makefile.in (c-decl.o): Depend on rtl.h and expr.h.
	* alias.c (struct alias_entry): alias_set is HOST_WIDE_INT.
	(REG_BASE_VALUE): Remove unneeded cast to unsigned.
	(get_alias_set_entry): ALIAS_SET arg is HOST_WIDE_INT.
	(find_base_decl): New function, from c_find_base_decl in c-common.c.
	(new_alias_set): Moved from tree.c; return is HOST_WIDE_INT.
	(get_alias_set): Likewise.
	Major rework to do more things and allow language-specific code
	to just handle special-cases.
	(record_alias_subset): Args are HOST_WIDE_INT.
	(record_component_alias): Local vars are HOST_WIDE_INT.
	Don't handle COMPLEX_EXPR.
	(get_varargs_alias_set): Moved from builtins.c.
	(get_frame_alias_set): New function.
	* builtins.c (expand_builtin_return_address): Use frame alias set.
	(expand_builtin_setjmp, expand_builtin_longjmp): Use alias set
	for setjmp buffer.
	(get_memory_rtx): Rework to use set_mem_attributes.
	(get_varargs_alias_set): Deleted from here.
	* c-common.c (c_apply_type_quals_to_decl): Alias sets now HOST_WIDE_INT.
	(c_find_base_decl): Deleted from here.
	(c_get_alias_set): Remove many cases and rework to just handle
	C-specific cases.
	* c-common.h (c_get_alias_set): Returns HOST_WIDE_INT.
	* c-decl.c (rtl.h, expr.h): Now included.
	(init_decl_processing): Call record_component_aliases on array types.
	(grokdeclarator): Likewise.
	Set TREE_ADDRESSABLE for all fields that are not bitfields.
	* c-typeck.c (common_type): Call record_component_aliases for array.
	* caller-save.c (setup_save_areas): Rework register loop for unsigned.
	Set all save areas to the frame alias set.
	* calls.c (initialie_argument_information): Call set_mem_attributes.
	(compute_argument_addresses, expand_call): Likewise.
	* explow.c (set_mem_attributes): New function.
	(stabilize): Use MEM_COPY_ATTRIBUTES and force_reg.
	* expr.c (struct move_by_pieces): Remove {to,from}_{struct,readonly}.
	LEN and OFFSET now HOST_WIDE_INT.
	(clear_by_pieces): Similar changes.
	(move_by_pieces): LEN now HOST_WIDE_INT; don't set deleted fields.
	(move_by_pieces_ninsns): Now returns unsigned HOST_WIDE_INT.
	(move_by_pieces_1): Don't use deleted fields, use MEM_COPY_ATTRIBUTES.
	(clear_by_pieces_1): Likewise.
	(emit_push_insn): Call set_mem_attributes.
	(expand_expr, case INDIRECT_REF): Likewise.
	(expand_expr, case VAR_DECL): Call change_address.
	* expr.h (ADD_PARM_SIZE, SUB_PARM_SIZE): Use host_integerp and
	tree_low_cst.
	(get_varargs_alias_set, get_frame_alias_set): New decls.
	(record_base_value, record_alias_subset, lang_get_alias_set): Likewise.
	(new_alias_set, set_mem_attributes): Likewse.
	* function.c (struct temp_slot): ALIAS_SET is HOST_WIDE_INT.
	(assign_stack_temp_for_type): Likewise.
	Can split slot even if alias set since can copy.
	Set MEM_ALIAS_SET and MEM_SET_IN_STRUCT_P.
	(assign_temp): Use host_integerp and tree_low_cst.
	(put_var_into_stack): Properly handle SAVE_EXPR.
	(put_addressof_into_stack): Likewise.
	(assign_parms): Call set_mem_attributes.
	Delete #if 0 code.
	(fix_lexical_address): Put reference to chain into frame alias set.
	(expand_function_start): Call set_mem_attributes.
	* integrate.c (expand_inline_function): Likewise.
	* recog.c (adj_offsettable_operand): Use MEM_COPY_ATTRIBUTES.
	* regmove.c (try_apply_stack_adjustment): Likewise.
	* reload.c (push_reload, make_memloc): Likewise.
	* reload1.c (alter_reg): Make alias sets for spilled pseudos.
	* rtl.def (MEM): Update comment.
	* rtl.h (MEM_ALIAS_SET): Now uses XCWINT.
	(move_by_pieces): Change length to HOST_WIDE_INT.
	(record_base_value, record_alias_subset): Delete from here.
	* stmt.c (expand_decl): Call set_mem_attributes.
	* stor-layout.c (finish_record_layout): Call record_component_aliases.i
	* toplev.c (compile_file): Call init_alias_once earlier.
	* tree.c (lang_get_alias_set, get_alias_set, new_alias_set): Deleted
	from here: now in alias.c.
	* tree.h (struct tree_type): alias_set is HOST_WIDE_INT.
	(struct tree_decl): Likewise.
	(get_alias_set, new_alias_set, lang_get_alias_set): Deleted from here.
	* varasm.c (make_function_rtl, make_decl_rtl): Call set_mem_attributes.
	(output_constant_def, force_const_mem): Likewise.

	* flow.c (propagate_block): If block has no successors, stores to
	frame are dead if not used.

2000-05-31  Nathan Sidwell  <nathan@codesourcery.com>

	* stmt (expand_end_case): Reorder conversion sequence for jump
	table to avoid extra truncations.

Wed May 31 01:31:42 2000  Jeffrey A Law  (law@cygnus.com)

	* ifcvt.c (cond_exec_process_if_block): Do nothing if the last insn
	in the block is more than just a simple conditional branch.
	(noce_process_if_block): Similarly.

Tue May 30 22:25:57 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* optabs.c (prepare_float_lib_cmp): Protect *px and *py from
	queue.

2000-05-30  Michael Meissner  <meissner@redhat.com>

	* dwarf2out.c (dwarf2out_frame_debug_expr): Ignore HIGH
	instructions.  Treat LO_SUM operations as loading the full integer
	constant.

2000-05-30  Richard Henderson  <rth@cygnus.com>

	* combine.c (get_pos_from_mask): Test exact_log2 result as signed.

2000-05-30  Richard Henderson  <rth@cygnus.com>

	* bb-reorder.c (emit_jump_to_block_after): Protect use of HAVE_return.

2000-05-30  Bruce Korb  <bkorb@gnu.org>

	* fixinc/tests/*:  Added expected result files for fixinc's make check
	* fixinc/fixfixes(char_macro_*_fix): Restore original algorithm

2000-05-30  Richard Henderson  <rth@cygnus.com>

	* config/alpha/alpha.md (*setne_internal): Use match_operator
	instead of working down from insn.

2000-05-30  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* invoke.texi (-Wtraditional): Update WRT function macros.

Tue May 30 09:57:32 2000  Philippe De Muyter  <phdm@macqel.be>

	* except.c (free_exception_table): Do not free NULL.

2000-05-29  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.c (do_if): Don't save and restore only_seen_white here.
	* cppexp.c (_cpp_parse_expr): Save and restore only_seen_white
	and skipping here.

2000-05-29  Richard Earnshaw (rearnsha@arm.com)

	* flow.c (mark_used_reg): If a register is unconditionally live,
	remove any conditional death information.

2000-05-29  Richard Henderson  <rth@cygnus.com>

	* final.c (current_output_insn): New.
	(final_scan_insn): Set it.
	* output.h: Declare it.

2000-05-29  Richard Henderson  <rth@cygnus.com>

	* stor-layout.c (finalize_record_size): Fix typo.

	* jump.c (redirect_jump): Don't emit NOTE_INSN_FUNCTION_END
	if nlabel is null.

2000-05-29  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.h (cpp_reader): Remove if_stack.  Change
	potential_control_macro to a cpp_hashnode *.  Add skipping flag.
	* cpphash.h (struct ihash): Change control_macro to a
	cpp_hashnode * and shorten name to cmacro.
	Add NEVER_REINCLUDE constant.

	* cppfiles.c (redundant_include_p): Drop cpp_reader argument.
	Examine the cmacro node directly, no need to call cpp_defined.
	(_cpp_execute_include, read_include_file): Set cmacro to
	NEVER_REINCLUDE, not U"".
	* cpplex.c (cpp_push_buffer): Don't set new->if_stack.
	(cpp_get_token): If pfile->skipping is true, discard text and
	keep scanning until we hit a directive; don't expand macros.

	* cpplib.c (struct if_stack): Remove if_succeeded, add
	was_skipping. Change control_macro to a cpp_hashnode * and
	shorten name to cmacro.  Remove typedef IF_STACK.
	(parse_ifdef), detect_if_not_defined): Return a cpp_hashnode *.
	(conditional_skip, skip_if_group,
	consider_directive_while_skipping): Delete.
	(push_conditional): New.
	(_cpp_handle_directive): Don't process directives other than
	conditionals if we are skipping.

	(do_ifdef, do_ifndef, do_if, do_else, do_elif, do_endif):
	Update to new scheme.
	(validate_else): Skip rest of line here, unconditionally.
	(_cpp_unwind_if_stack): The stack is per-buffer.  Force
	pfile->skipping off.

	(all): Remove `scare quotes' from error messages.

2000-05-29  Richard Henderson  <rth@cygnus.com>

	* function.c (emit_return_into_block): New line_note arg; emit it.
	(thread_prologue_and_epilogue_insns): Attempt to locate a line note
	for the close brace to accompany HAVE_return.  Move all line notes
	following the epilogue to before the NOTE_INSN_EPILOGUE_BEG.

2000-05-29  Richard Henderson  <rth@cygnus.com>

	* longlong.h [__alpha] (count_leading_zeros): New.
	(count_trailing_zeros): New.
	(COUNT_LEADING_ZEROS_0): New.

	* config/alpha/alpha.c (alpha_zero_comparison_operator): New.
	(alpha_split_conditional_move): New.
	* config/alpha/alpha-protos.h: Prototype them.
	* config/alpha/alpha.h (PREDICATE_CODES): Update.
	(CPP_CPU_DEFAULT_SPEC): Fix typo for EV67.
	* config/alpha/alpha.md: Update ffs cix commentary.
	(*ze_and_ne): New.
	(*nabssf2, *nabsdf2): New.
	(*mov[qhsd]icc_internal): Use add_operand.
	(if_then_else constant splitters): New.
	(*cmp_sadd_di, *cmp_sadd_si, *cmp_sadd_sidi): New.
	(*cmp_ssub_di, *cmp_ssub_si, *cmp_ssub_sidi): New.

2000-05-29  Richard Henderson  <rth@cygnus.com>

	* combine.c (force_to_mode) [MINUS]: Convert subtraction from
	a constant to NEG or NOT when conditions allow.

	* combine.c (combine_simplify_rtx): Don't create an if_then_else
	unless both args are general_operand.  Don't canonicalize plus
	to ior unless it helps.

	* toplev.c (rest_of_compilation): Set no_new_pseudos after flow1;
	instead track register_life_up_to_date.  Toggle no_new_pseudos
	around if_convert.

2000-05-28  Geoff Keating  <geoffk@cygnus.com>

	* config/rs6000/rs6000.c (output_cbranch): Escape '%' characters
	so output_operand doesn't see them.

Sun May 28 18:37:07 2000  Clinton Popetz  <cpopetz@cygnus.com>

	* lcm.c (make_preds_opaque): Fix comment.
	(optimize_mode_switching): Use NORMAL_MODE instead of
	MODE_USES_IN_EXIT_BLOCK.  Change leftover instance of
	FP_MODE_NONE to no_mode.  Rename MODE_AT_ENTRY to NORMAL_MODE.
	Handle insertions before an existing NOTE_INSN_BASIC_BLOCK.
	* tm.texi (OPTIMIZE_MODE_SWITCHING): Refer to NORMAL_MODE.
	(MODE_USES_IN_EXIT_BLOCK): Delete.
	(MODE_AT_ENTRY) Rename to NORMAL_MODE.
	* sh.h (MODE_USES_IN_EXIT_BLOCK): Delete.
	(MODE_AT_ENTRY): Rename to NORMAL_MODE.
	(MODE_NEEDED): Don't look for USE.
	(EPILOGUE_USES): Define.

Sun May 28 23:26:59 2000  Philippe De Muyter <phdm@macqel.be>

	* mklibgcc.in (all): Variable initialized to `libgcc'.

2000-05-28  Gabriel Dos Reis  <gdr@codesourcery.com>

	* toplev.h (skip_leading_substring): New macro.
	* toplev.c (decode_f_option): Use skip_leading_substring instead
	of strncmp.
	(decode_W_option): Likewise.

2000-05-28  Nick Clifton  <nickc@cygnus.com>

	* tm.texi (CONDITIONAL_REGISTER_USAGE): Document that it can
	modify reg_names.

2000-05-28  Richard Henderson  <rth@cygnus.com>

	* regclass.c (record_operand_costs): Protect reg_changes_size
	with CLASS_CANNOT_CHANGE_SIZE.

	* loop.c (instrument_loop_bct): Set JUMP_LABEL on the new insn.

2000-05-28  Richard Henderson  <rth@cygnus.com>

	* function.c (diddle_return_value): A pcc-style struct return
	returns a pointer.

2000-05-27  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c: Read files in, using mmap if possible, then
	prescan them separately.
	(read_file, read_with_read): New functions.
	* cpplex.c: Don't define UCHAR_MAX.
	(_cpp_read_and_prescan): Rename to _cpp_prescan.  Don't read
	the file here.

	* cppinit.c (handle_option): Automatically define __cplusplus,
	__OBJC__, __ASEEMBLER__, _LANGUAGE_FORTRAN here when we see
	the respective -lang switch.

	* cpphash.h (enum node_type, struct hashnode, _cpp_lookup
	prototype): Move to...
	* cpplib.h: ... here.  Rename struct hashnode to struct
	cpp_hashnode and give it a typedef.  Rename _cpp_lookup to
	cpp_lookup.  Add 'fe_value' slot, a union tree_node *.

2000-05-27  Geoffrey Keating  <geoffk@cygnus.com>

	* config/rs6000/rs6000.md (movsi): Constify 'name'.

	* regclass.c [CLASS_CANNOT_CHANGE_SIZE]
	(class_can_change_size): New variable.
	(reg_changes_size): New variable.
	(init_reg_sets_1): Initialize class_can_change_size.
	(record_operand_costs): Remove subreg_changes_size.
	Don't pass it around.  Instead update reg_changes_size.
	(regclass): Initialize and free reg_changes_size.  If a register
	changes size, don't preference it to a class that contains
	registers that can't change size.
	(record_reg_classes): Don't look at subreg_changes_size.

2000-05-27  Richard Henderson  <rth@cygnus.com>

	* print-rtl.c (reg_names): Remove const.
	* regclass.c (reg_names): Likewise.
	* regs.h (reg_names): Likewise.
	* hard-reg-set.h (reg_names): Likewise.

2000-05-27  Richard Henderson  <rth@cygnus.com>

	* config/rs6000/rs6000.md (untyped_call): Use GEN_CALL.

2000-05-27  Richard Henderson  <rth@cygnus.com>

	* config/alpha/alpha.c (alpha_does_function_need_gp): Test
	TARGET_PROFILING_NEEDS_GP in the if, instead of with an ifdef.
	(alpha_expand_prologue): Emit prologue_mcount if needed.
	* config/alpha/alpha.h (TARGET_PROFILING_NEEDS_GP): Default to 0.
	* config/alpha/alpha.md (prologue_mcount): New.
	* config/alpha/linux.h (FUNCTION_PROFILER): Remove.
	(TARGET_PROFILING_NEEDS_GP): Undef before redefining.
	* config/alpha/netbsd.h: Likewise.

2000-05-27  Richard Henderson  <rth@cygnus.com>

	* config/alpha/elf.h (SELECT_SECTION): Mirror Kenner's May 19
	change to config/elfos.h.

2000-05-27  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (resource.o): Depend on except.h.
	* except.h (output_exception_table_data): Prototype.
	* genconfig.c (gen_peephole2): Prototype.
	* genemit.c (main): Include ggc.h.
	* genoutput.c: Revert parts of last change: include errors.h
	(main): Set progname.
	* recog.c: Include hard-reg-set.h before recog.h.
	* resource.c: Include except.h.

	* config/alpha/alpha-protos.h (alpha_arg_info_reg_val): Protect
	with RTX_CODE.
	(alpha_write_linkage): Protect with BUFSIZ.
	(alpha_need_linkage): Update prototype.
	* config/alpha/alpha.c (function_arg): Move VMS code here.
	(alpha_links_base): Remove.
	(alpha_links): New.
	(mark_alpha_links_node, mark_alpha_links): New.
	(alpha_write_one_linkage): New.
	(alpha_need_linkage): Use a splay tree.  Build the linkage symbol.
	(alpha_write_linkage): Use splay_tree_foreach.
	* config/alpha/alpha.md (call_vms): Use alpha_need_linkage
	to get the linkage symbol.
	(call_value_vms): Likewise.
	* config/alpha/elf.h (output_file_directive): Remove decl.
	(ctors_section, dtors_section): Prototype.
	(sbss_section, sdata_section): Prototype.
	* config/alpha/vms.h (FUNCTION_ARG): Remove.
	(readonly_section, link_section, literals_section): Prototype.
	(ctors_section, dtors_section): Prototype.
	(vms_valid_decl_attribute_p): Remove decl.
	(alpha_arg_type, alpha_arg_info_reg_val): Likewise.

2000-05-27  Geoff Keating  <geoffk@cygnus.com>

	* reload.c (get_secondary_mem): Don't widen floating-point modes.

	* combine.c (subst): Honor CLASS_CANNOT_CHANGE_SIZE when
	substituting the REG in a (subreg:X (reg:Y ...)).

2000-05-28  Neil Booth  <NeilB@earthling.net>

	* cpplex.c (_cpp_lex_line): Merge vertical space.  Flag
	first token of a line BOL.  Update EOF code for this.
	Remove illegal directive check - it appears in the (not
	yet committed) caller.
	* cpplib.h (BOL): New flag.

2000-05-28  Neil Booth  <NeilB@earthling.net>

	* cpplex.c (_cpp_init_toklist): No comment space to initialize.
	(_cpp_free_toklist): No comment space to free.
	(expand_comment_space): Remove.
	(save_comment_space): Place the comment in the current token and
	not in a separate comment space.
	(_cpp_lex_line): Save comments during plain code and #define
	directives only.
	* cpplib.h (struct _cpp_toklist): Remove comment space.

2000-05-28  Neil Booth  <NeilB@earthling.net>

	* cppexp.c (parse_assertion): Supply extra argument to
	_cpp_init_toklist.
	* cpplib.c (do_assert, do_unassert): Similarly.
	* cpphash.h (_cpp_init_toklist) Update.
	(_cpp_expand_token_space): New.
	(DUMMY_TOKEN, NO_DUMMY_TOKEN): New.
	* cpplex.c (_cpp_init_toklist): New argument.
	(parse_string2): New argument multiline_ok.
	(spell_token): Take a const cpp_token *.
	(INIT_NAME): Replace with INIT_TOKEN_NAME.  Update tokens_used.
	(SPELL_ macros): Replace with enum.
	(expand_token_space): Replace with _cpp_expand_token_space.
	Take COUNT argument.
	(IS_DIRECTIVE): Update.
	(_cpp_lex_line): Update token structure before parsing number.
	Don't assume start at beginning of token list.
	(save_comment): Use INIT_TOKEN_NAME.

2000-05-27  Zack Weinberg  <zack@wolery.cumb.org>

	* configure.in (stage1_warn_cflags): Add -Wstrict-prototypes
	-Wmissing-prototypes.
	* configure: Regenerate.
	* gcc.texi: Remove explanation of MD_CALL_PROTOTYPES.

	* builtins.c, calls.c: Change all instances of gen_call_* or
	gen_sibcall_* to GEN_CALL_* and GEN_SIBCALL_*.
	* calls.c (struct_value_size_rtx): Separate definition from
	initialization to avoid unused variable warning.

	* genflags.c (gen_macro): New function.
	(gen_proto): Call it for gen_call_* and gen_sibcall_*.
	(gen_nonproto): Delete.
	(gen_insn): Put all insns on the same obstack.
	(main): Generate prototypes for everything unconditionally.

	* configure.in: Add AC_CHECK_TYPE(ssize_t).  Remove commented
	out check for wchar_t.
	* acconfig.h: Add template for ssize_t.  Remove @TOP@.
	* system.h: Add infrastructure for defining missing
	TYPE_MAX/TYPE_MIN macros.  Use it to provide fallback
	definitions of UCHAR_MAX and SSIZE_MAX.
	* configure: Regenerate.
	* config.in: Regenerate.

	* Makefile.in (libgcc2.ready): Rename to libgcc.ready.
	Depend on $(LANGUAGES) as well as $(GCC_PATCHES) and fixed
	headers.
	(clean): No need to delete libgcc1.a, libgcc1-asm.a,
	libgcc2.a, or libgcc1.null.

2000-05-27  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (recog.o): Don't depend on resource.h.
	* recog.c: Don't include resource.h.
	(recog_last_allowed_insn): Remove.
	(recog_next_insn): Remove.
	(struct peep2_insn_data): New.
	(peep2_insn_data, peep2_current): New.
	(peep2_next_insn): New.
	(peep2_regno_dead_p, peep2_reg_dead_p): New.
	(peep2_find_free_register): New.
	(peephole2_optimize): Track life information by insn as we go.
	* recog.h: Update declarations.
	* resource.c (find_free_register, reg_dead_p): Remove.
	* resource.h: Remove their declarations.
	* toplev.c: Include hard-reg-set.h before recog.h.

	* genconfig.c (max_insns_per_peep2): New.
	(gen_peephole2): New.
	(main): Call it.
	* genemit.c (output_peephole2_scratches): Generate calls to
	peep2_find_free_register; adjust surrounding code.
	(main): Have insn-emit.c include hard-reg-set.h before recog.h.
	* genrecog.c (change_state): Don't track last_insn.
	(write_action): Write into *_pmatch_len before accepting.
	(write_tree): Adjust peephole2_insns and subroutines to match.

	* config/i386/i386.md (all peepholes): Use peep2_regno_dead_p.

	* config/alpha/alpha.c (hard_fp_register_operand): Mind the mode.
	(hard_int_register_operand): New.
	* config/alpha/alpha-protos.h: Declare it.
	* config/alpha/alpha.h (PREDICATE_CODES): Update.
	* config/alpha/alpha.md (peep2 patterns): Use hard_int_register_operand
	as needed; use peep2_reg_dead_p instead of dead_or_set_p.

2000-05-27  Richard Henderson  <rth@cygnus.com>

	* function.c (thread_prologue_epilogue_insns): Don't move the
	line note at the head of the chain.  Only force a lineno note
	before the end of block 0.

2000-05-27  Richard Henderson  <rth@cygnus.com>

	* gensupport.c (collect_insn_data): Record the maximum number
	of alternatives, not the last seen.

	* genoutput.c: Don't include errors.h.
	(struct data): Add lineno member.
	(have_error): New.
	(scan_operands): Use message_with_line instead of error.
	(validate_insn_alternatives): Likewise.
	(gen_insn): Accept and store the pattern's line number.
	(gen_peephole, gen_expand, gen_split): Likewise.
	(main): Don't set progname.  Pass line_no to gen_foo.

2000-05-27  Richard Henderson  <rth@cygnus.com>

	* config/d30v/d30v.c (d30v_print_operand): Handle ':'.
	* config/d30v/d30v.h (PRINT_OPERAND_PUNCT_VALID_P): Accept ':'.
	* config/d30v/d30v.md (attr predicable): New.
	(all insn patterns): Mark non-predicable patterns; use %: on the rest.
	(andsi3*): Unify into one pattern.
	(iorsi3*, xorsi3*): Likewise.
	(peephole2 patterns): Use peep2_reg_dead_p; verify not a
	conditional return.
	(old cond_exec patterns): Remove.
	(define_cond_exec): New.

Sat May 27 11:01:27 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* tree.h (TREE_CODE_LENGTH): New macro.
	* c-common.c (c_find_base_decl): Use it.
	* expr.c (safe_from_p): Likewise.
	* print-tree.c (print_node): Likewise.
	* tree.c (make_node, copy_node, get_identifier): Likewie.
	(first_rtl_op, contains_placeholder_p, substitute_in_expr): Likewise.
	(build, build_nt, build_parse_node, simple_cst_equal): Likewise.
	* fold-const.c (make_range): Likewise.
	(fold): Likewise; also use first_rtl_op.
	* c-iterate.c (collect_iterators): Use first_rtl_op.
	* calls.c (calls_function_1): Likewise; also rename TYPE to CLASS.
	Use IS_EXPR_CODE_CLASS.
	(preexpand_calls): Likewise.
	* ggc-common.c (ggc_mark_trees): Rework to use first_rtl_op
	and TREE_CODE_LENGTH.
	* stmt.c (warn_if_unused_value): If no operands, no unused value.

2000-05-26  Geoffrey Keating  <geoffk@cygnus.com>

	* config/rs6000/rs6000.md (movsi_internal1): Use '%a1' rather
	than '%1(%*)'.
	(movdi_internal64): Likewise.

	* config/rs6000/rs6000.md: Correct order of operands for DImode
	boolean patterns.

	* config/rs6000/rs6000.c (boolean_or_operator): New function.
	* config/rs6000/rs6000-protos.h (boolean_or_operator): Prototype it.
	* config/rs6000/rs6000.h (PREDICATE_CODES): Add boolean_or_operator.
	* config/rs6000/rs6000.md: Use boolean_or_operator instead of
	boolean_operator for the boolean patterns without NOTs.

	* config/rs6000/rs6000.c (reg_or_logical_cint_operand): Rename
	from reg_or_u_cint_operand.  Change comment and behavior.
	(logical_operand): Clean up, add assertion.
	(non_logical_cint_operand): Also check for
	reg_or_logical_cint_operand.
	* config/rs6000/rs6000.h (PREDICATE_CODES): Update.
	* config/rs6000/rs6000.md (iorsi3): Use reg_or_logical_cint_operand
	in the expander.
	(xorsi3): Likewise.
	(iordi3): Likewise.
	(xordi3): Likewise.

2000-05-26  Mark Mitchell  <mark@codesourcery.com>

	* tree.h (struct record_layout_info): Rename to (struct
	record_layout_info_s).
	* stor-layout.c (start_record_layout): Replace
	`record_layout_info' with `record_layout_info_s'.

2000-05-26  Richard Earnshaw  <rearnsha@arm.com>

	* flow.c (find_label_refs): New function.
	(find_basic_blocks_1): Call it for each alternative of a call
	placeholder.

2000-05-26  Richard Earnshaw  <rearnsha@arm.com>

	* ifcvt.c (cond_exec_get_condition): Set test_if to the SET_SRC
	of get_pc.

2000-05-25  Richard Henderson  <rth@cygnus.com>

	* config/alpha/alpha.c (alpha_comparison_operator): Don't be
	so strict about DImode.
	(alpha_swapped_comparison_operator): Likewise.
	* config/alpha/alpha.md (*setne_internal): Name it.  Allow
	any integer output mode.
	(*setcc_internal): Likewise.
	(*setcc_swapped_internal): Likewise.
	(*movdicc_internal, *movdicc_lbc, *movdicc_lbs): Name them.
	(*mov[qhs]icc_internal): New.
	(*mov[qhs]icc_lbc, *mov[qhs]icc_lbs): New.

2000-05-25  J. David Anglin  <dave@hiauly1.hia.nrc.ca>

	* vax.h (CPP_SPEC): Define __GFLOAT and GFLOAT when -mg is specified.

2000-05-25  Richard Henderson  <rth@cygnus.com>

	* bb-reorder.c (reorder_block_def): Reorder elements for size.
	Remove add_jump; add next; replace flags with visited.
	(rbd_init): Remove.
	(REORDER_BLOCK_HEAD, REORDER_BLOCK_VISITED): Remove.
	(REORDER_BLOCK_FLAGS, REORDER_BLOCK_INDEX): Remove.
	(REORDER_BLOCK_ADD_JUMP, REORDER_BLOCK_EFF_HEAD): Remove.
	(REORDER_BLOCK_EFF_END, REORDER_BLOCK_SCOPE): Remove.
	(RBI): New.
	(reorder_index, reorder_last_visited): Remove.
	(skip_insns_after_block): Rewrite to use a switch.
	(get_common_dest): Remove.
	(chain_reorder_blocks): Remove.
	(record_effective_endpoints): Split out from reorder_basic_blocks.
	(make_reorder_chain): Likewise.  Loop until all blocks are placed.
	(make_reorder_chain_1): Renamed from old make_reorder_chain.
	Only construct the reorder chain, do not move insns.  Try harder
	to tail recurse.
	(label_for_bb, emit_jump_to_block_after): New.
	(fixup_reorder_chain): Use them.  Do bulk block movement.  Examine
	and adjust the jump insns appropriately.  Fixup basic_block_info.
	(verify_insn_chain): Always define.
	(relate_bbs_with_scopes): Call xmalloc, not xcalloc.  Fix thinko
	in allocation size.
	(make_new_scope): Don't write zeros to calloc'd space.
	(build_scope_forest): Rely on xrealloc to DTRT.
	(reorder_basic_blocks): Don't build loop nest.  Don't fail if
	profile_arc_flag.  Streamline EH test.

	* flow.c (redirect_edge_succ, redirect_edge_pred): New.
	* basic-block.h: Declare them.

2000-05-25  Alexandre Oliva  <aoliva@cygnus.com>

	* emit-rtl.c (reset_used_decls): New function.
	(unshare_all_rtl_again): Call it.

2000-05-25  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplex.c (maybe_macroexpand): Warn about function-like
	macros used in non-function context, if -Wtraditional.

2000-05-25  Mark Mitchell  <mark@codesourcery.com>

	* recog.c (peephole2_optimize): Use INSN_P.

2000-05-25  Richard Henderson  <rth@cygnus.com>

	* ifcvt.c (seq_contains_jump): New.
	(noce_try_store_flag_constants): Use it to fail conversion.
	(noce_try_store_flag_inc, noce_try_store_flag_mask): Likewise.

2000-05-25  Mark Mitchell  <mark@codesourcery.com>

	* except.h (can_throw): Declare it.
	* except.c (can_throw): Give it external linkage.
	* resource.c (find_dead_or_set_registers): Use can_throw.

2000-05-25  Richard Henderson  <rth@cygnus.com>

	* flow.c (mark_set_1): Don't record conditionally dead memory.

2000-05-25  Jan Hubicka  <jh@suse.cz>

	* combine.c (try_combine): Use any_condjump_p, any_uncondjump_p
	and pc_set at the place of simplejump_p and condjump_p.
	* cse.c (record_jump_equiv): Likewise.
	* emit-rtl.c (emit): Likewise.
	* explow.c (find_next_ref): Likewise.
	* flow.c (tidy_fallthru_edge): Likewise.
	(init_propagate_block_info): Likewise.
	* gcse.c (delete_null_pointer_checks): Likewise.
	* ifcvt.c (cond_exec_get_condition, noce_get_condition,
	dead_or_predicable): Likewise.
	* integrate.c (copy_insn_list): Likewise.
	* loop.c (scan_loop, verify_dominator, find_and_verify_loops,
	for_each_insn_in_loop, check_dbra_loop, get_condition,
	insert_bct, load_mems): Likewise.
	* resource.c (find_dead_or_set_registers): Likewise.
	* sibcalls.c (simplejump_p): Likewise.
	* unroll.c (copy_loop_body, reg_dead_after_loop): Likewise.

2000-05-25  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.c (expand_block_move): Add 64-bit PowerPC doubleword move
	to STRING case.  Use doubleword STRING move for TARGET_POWERPC64
	when unaligned.
	* rs6000.h (CONST_OK_FOR_LETTER_P, 'J'): unsigned HOST_WIDE_INT.
	(RETURN_ADDR_RTX): Use COUNT and FRAME, not count and frame.
	(LEGITIMIZE_RELOAD_ADDRESS): unsigned HOST_WIDE_INT high.
	* rs6000.md: Name various internal patterns.

2000-05-25  Jan Hubicka  <jh@suse.cz>

	* jump.c (invert_exp_1): Remove first argument, use pc_set
	to get the expression.
	(redirect_exp): Make static; redirect only the pc_set expression,
	remove first argument.
	(invert_exp): Remove first argument, make static.
	(jump_optimize): Use any_condjump_p, any_uncondjump_p and
	any_onlyjump at most places where we originaly did condjump_p
	and simplejump_p.
	(jump_back_p, follow_jumps, thread_jumps): Likewise.
	(delete_barrier_succesors): Use pc_set.
	(invert_jump_1, invert_jump, redirect_jump_1, redirect_jump): Update
	calls of invert_exp and redirect_exp.
	* rtl.h (redirect_exp, invert_exp): Remove.
	* unroll.c (copy_loop_body): Use invert_jump and redirect_jump.

2000-05-25  Richard Henderson  <rth@cygnus.com>

	* stmt.c (expand_end_bindings): Fix thinko last change.

2000-05-25  Andrew MacLeod  <amacleod@cygnus.com>
	    Andrew Haley  <aph@cygnus.com>

	* except.c  (func_eh_entry): Add emitted field.
	(new_eh_region_entry): Set emitted field to 0;
	(output_exception_table_entry): Only emit previously un-emitted data,
	and send it to the eh_data section.
	(output_exception_table): Break out common parts. Output
	exception table for entire compilation unit to eh_data section.
	(output_exception_table_data): Common parts of output_exception_table.
	Send output to eh_data section.
	(output_function_exception_table): Output exception table data for
	a single function to eh_data section.
	(free_exception_table): New external to free the table.
	* except.h (free_exception_table): Add prototype.
	(output_function_exception_table): Add prototype.
	* final.c (final_end_function): Output function exception table
	for IA64_UNWIND_INFO.
	(final_scan_insn): Emit any unwind directives for an insn.

	* frame-dwarf2.c: New file containing all DWARF 2 specific code
	from frame.c.
	* frame.c: Remove all DWARF 2 specific code.
	* config/ia64/frame-ia64.c: New file.
	(gthread_stuff): Make all gthread available with
	IA64_UNWIND_INFO.
	(dwarf_fde): Define an IA64 struct for dwarf_fde.
	(__register_frame_info, __register_frame): Move to common area of file.
	(__register_frame_info_table, __register_frame_table): Move to common i
	area.
	(__deregister_frame_info, __deregister_frame): Move to common area.
	(__frame_init, find_fde): New versions for IA64_UNWIND_INFO.
	(read_uleb128): New version for ia64.
	(get_unwind_record): Read the next IA-64 unwind record.
	(read_R_record): Read a region header record.
	(process_a_b_reg_code): X record helper.
	(read_X_record): Read an X format record.
	(read_B_record): Read a B format record.
	(P3_record_types): List of record types matching the P3 format.
	(P7_record_types): List of record types matching the P7 format.
	(P8_record_types): List of record types matching the P8 format.
	(read_P_record): Read a P format record.
	(init_ia64_reg_loc): Set default fields for a register.
	(init_ia64_unwind_frame): Set defaults for all register records.
	(execute_one_ia64_descriptor): Execute one descriptor record.
	(rse_address_add): Calculate the position of a local reg in memory.
	(normalize_reg_loc): Turn a location descriptor into a memory address.
	(maybe_normalize_reg_loc): Only normalize a descriptor if it falls
	within a specified PC offset range.
	(get_real_reg_value): Given a register location, retrieve its value.
	(set_real_reg_value): Change the value of a register location.
	(copy_reg_value): Copy reg values, if needed.
	(copy_saved_reg_state): Copy all registers that need to be copied.
	(process_state_between): Normalize all frame register records that
	fall within the specified PC range.
	(frame_translate): Take a processed frame description, and turn
	everything into addresses.
	(build_ia64_frame_state ): Find and create frame state record for a PC.
	(get_personality): Get the personality routine for a given frame.
	(get_except_table): Get the exception table for a given frame.
	(record_name): Unwind record names for debugging.
	(print_record): Print and unwind record.
	(print_all_records): Print an entire unwind image.
	(__ia64_backtrace): Print a backtrace.
	(ia64_backtrace_helper): New function.
	(__register_frame_info_aux): New function.
	* config/ia64/crtend.asm (__do_frame_setup_aux): New function.

	* frame.h (enum unw_record_type): New unwind record types.
	(struct unw_p_record, unw_b_record, unw_x_record) : New unwind records.
	(struct unw_r_record, unwind_record): New unwind record structs.
	(struct unwind_info_ptr): Unwind information layout.
	(IA64_UNW_LOC_TYPE_*): Macros for different types for location
	descriptors.
	(struct ia64_reg_loc): Register location description.
	(struct ia64_frame_state): Location of all registers in a frame.
	(struct object): Add pc_base and fde_end for IA64_UNWIND_INFO.
	* libgcc2.c (__ia64_personality_v1): Personality routine.
	(__calc_caller_bsp): Calculate the bsp register for the caller's
	frame.
	(ia64_throw_helper): Figure out who to return to and set up the
	registers.
	(__throw): Throw routine.

	* output.h (assemble_eh_align, assemble_eh_label): New functions
	to generate EH info where we want it.
	(assemble_eh_integer): New function.
	* toplev.c (compile_file): Output module level exception table for
	non-ia64 targets.
	(main): Set exceptions_via_longjump and flag_new_exceptions based
	on IA64_UNWIND_INFO too.

	* varasm.c (assemble_eh_label): Generate a label via
	ASM_OUTPUT_EH_LABEL if it has been specified.
	(assemble_eh_align): Generate an alignment directive via
	ASM_OUTPUT_EH_ALIGN if it has been specified.
	(assemble_eh_label): Generate an integer value via
	ASM_OUTPUT_EH_type if they have been specified.
	* config/ia64/ia64.c (rtx_needs_barrier): Add flushrs.
	(ia64_init_builtins): Add __builtin_ia64_bsp
	and __builtin_ia64_flushrs.
	(ia64_expand_builtin): Add IA64_BUILTIN_BSP and
	IA64_BUILTIN_FLUSHRS.
	* config/ia64/ia64.h (ia64_builtins): Add IA64_BUILTIN_BSP and
	IA64_BUILTIN_FLUSHRS.

	* config/ia64/ia64.md (flushrs): New insn to flush the register
	stack.  Add to unspec list.

	* config/ia64/crtbegin.asm (frame_object): Change size.
	(__do_frame_setup_aux): New function.
	* config/ia64/crtend.asm: call __do_frame_setup_aux.
	* config/ia64/t-ia64 (LIB2ADDEH): Add.
	* Makefile.in (LIB2ADDEH): Add.
	(LIB2ADD): Use LIB2ADDEH.

2000-05-24  Richard Henderson  <rth@cygnus.com>

	* recog.c (offsettable_address_p): If mode size is zero, assume
	BIGGEST_ALIGNMENT.

2000-05-24  J. David Anglin  <dave@hiauly.hia.nrc.ca>

	* configure.in: Check for -Wno-long-long option support and improve
	handling of warning CFLAGS for stages 1 and 2.
	* Makefile.in (WARN_CFLAGS): Move definition to configure.in.
	* configure: Regenerate.

Wed May 24 19:37:53 2000  Jeffrey A Law  (law@cygnus.com)

	* gcc.texi: Remove contributor list.  Instead include contrib.texi.
	* contrib.texi: New file.

Thu May 25 02:27:22 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* loop.c (basic_induction_var): Avoid double recording of an increment.

Thu May 25 02:19:27 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* Back out this patch:
	Tue Dec  7 19:22:06 1999  Richard Henderson  <rth@cygnus.com>
	  * loop.h (struct induction): Add multi_insn_incr.
	  * loop.c (basic_induction_var): New multi_insn_incr argument.
	  Set it if we search back through previous insns for the biv.
	  (record_biv): New multi_insn_incr argument; fill in struct induction.
	  (strength_reduce): Discard an iv with multiple bivs, any of
	  which require multiple insns to increment.

	* loop.c (check_insn_for_bivs): Remove bits copied from above patch.

Thu May 25 02:09:10 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* rtl.h (loc_mentioned_in_p): Declare.
	* reload.c (loc_mentioned_in_p): Moved from here...
	* rtlanal.c (loc_mentioned_in_p): to here.  No longer static.
	Fix loop increment for 'E' handling.
	* loop.c (strength_reduce): When doing biv->giv conversion,
	take multi-insn biv increments into account.

2000-05-24  Jason Merrill  <jason@casey.soma.redhat.com>

	* stmt.c (expand_end_bindings): Look through NOTEs to find a
	BARRIER.

2000-05-24  Mark Mitchell  <mark@codesourcery.com>

	* calls.c (expand_call): Handle cleanups in tail-recursion
	arguments analogously to cleanups in sibling calls.

2000-05-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* simplify-rtx.c: Rename macro SIGN_EXTEND to HWI_SIGN_EXTEND.
	All callers changed.

2000-05-24  Alexandre Oliva  <aoliva@cygnus.com>

	* expr.c (expand_assignment, store_expr, expand_expr,
	expand_expr_unaligned): Set in_check_memory_usage while emitting
	chkr_check_addr libcall.

2000-05-24  Nick Clifton  <nickc@cygnus.com>

	* fold-const.c (extract_muldiv): When constructing a
	multiplier/divisor, do not expect const_binop to correctly
	determine if overflow has occurred, so check explicitly.

2000-05-24  Alexandre Oliva  <aoliva@cygnus.com>

	* c-decl.c (build_enumerator): Don't modify the value's type,
	convert it.

2000-05-24  Andreas Jaeger  <aj@suse.de>

	* mips.h (LINKER_ENDIAN_SPEC): Pass -EL to linker by default.

2000-05-24  Eric Christopher <echristo@cygnus.com>

	* configure.in: Redefine inhibit_libc conditions.
	* libgcc2.c: Remove inhibit_libc conditional define.
	* configure: Regenerate.

2000-05-24  Phil Edwards  <pme@sourceware.cygnus.com>

	* configure.in:  For --enable-languages=LIST, check for empty LIST.
	* configure:  Regenerate.

2000-05-24  Lars Brinkhoff  <lars@nocrew.org>

	* pdp11.h (STACK_BOUNDARY): Define.

2000-05-24  Jakub Jelinek  <jakub@redhat.com>

	* ifcvt.c (if_convert): Update life info globally.

2000-05-24  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* emit-rtl.c (unshare_all_decls): New function.
	(unshare_all_rtl): Call it.

2000-05-23  Nick Clifton  <nickc@cygnus.com>

	* configure.in: Treat 'strongarm' as if it were 'arm' when
	determining cpu type.

	* configure: Regenerate.

	* config/arm/arm.c: Change 'char *' to 'const char *' for cases
	where constant strings are involved.

	* config/arm/arm.h (arm_condition_codes): Change type to 'const
	char *'.

	* config/arm/arm-protos.h: Change 'char *' to 'const char *' for
	cases where constant strings are involved.

Tue May 23 15:08:31 2000  Clinton Popetz  <cpopetz@cygnus.com>

	* config/sh/sh.c (gen_far_branch, split_branches): Update
	to reflect new prototypes for redirect_jump and invert_jump.
	(sh_insn_length_adjustment): Get rid of const warnings.

2000-05-23  Kazu Hirata  <kazu@hxi.com>

	* invoke.texi (Options for Debugging Your Program or GCC): Update
	the names of dump files.

Tue May 23 13:58:52 2000  Philippe De Muyter  <phdm@macqel.be>

	* configure.in (NO_MINUS_C_MINUS_O): Fix thinko in previous fix.
	* configure: Regenerated.

2000-05-23  Zack Weinberg  <zack@wolery.cumb.org>

	* simplify-rtx.c (SIGN_EXTEND): New macro.
	(simplify_unary_operation, simplify_binary_operation,
	simplify_relational_operation): Use SIGN_EXTEND.  Make low
	halves of (low, high) pairs unsigned if they weren't already.
	(simplify_ternary_operation): Cast INTVAL to unsigned before
	comparing to a MODE_BITSIZE.

2000-05-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* aclocal.m4 (gcc_AC_CHECK_DECL, gcc_AC_CHECK_DECLS): New macros
	rewritten from the internals of gcc_AC_NEED_DECLARATION{S}.

	* configure.in (gcc_AC_CHECK_DECLS): Call this instead of
	gcc_AC_NEED_DECLARATIONS.

	* dwarfout.c: Don't prototype time().

	* gcc.c: Check HAVE_DECL_* instead of NEED_DECLARATION_*.

	* system.h: Likewise.

	* toplev.c: Likewise.

2000-05-23  Zack Weinberg  <zack@wolery.cumb.org>

	* c-decl.c (pushdecl): Invert sense of test for non-global types.

Tue May 23 18:11:42 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* reload1.c (reload_cse_move2add): Honor TRULY_NOOP_TRUNCATION.

2000-05-23  Jonathan Larmour  <jlarmour@redhat.co.uk>

	* config/mips/elf64.h (CTOR_LISTS_DEFINED_EXTERNALLY): Define

Tue May 23 06:50:29 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* config/alpha/alpha.c: Remove #ifdef HAIFA since now only scheduler.
	(alpha_start_function): Never write ..ng label if VMS or NT.
	(alpha_align_insns): Remove GP_IN_USE arg.
	Alignment now unsigned.
	(alpha_reorg): Don't pass GP_IN_USE arg to alpha_align_insns.
	* config/alpha/alpha.md (prologue_ldgp): Split into one define_expand
	and two define_insn's.

2000-05-22  Richard Henderson  <rth@cygnus.com>

	* combine.c (simplify_comparison): Use trunc_int_for_mode.

2000-05-22  Richard Henderson  <rth@cygnus.com>

	* stor-layout.c (place_field): Change rli->size to rli->offset.

2000-05-22  Richard Henderson  <rth@cygnus.com>

	* function.c (thread_prologue_and_epilogue_insns): Make sure
	existing line number notes appear after the prologue.

Mon May 22 21:49:00 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* config/alpha/alpha.c (alpha_fnname): New static variable.
	(print_operand, case '~'): New case.
	(alpha_expand_prologue): Emit prologue_ldgp insn if needed.
	(alpha_start_function): Set alpha_fnname.
	Write "ng" label if no ldgp; don't write ldgp insn.
	* config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): New case '~'.
	* config/alpha/alpha.md (prologue_ldgp): New define_insn.

Mon May 22 11:30:48 2000  Clinton Popetz  <cpopetz@cygnus.com>

	* jump.c (jump_optimize_1): Don't increment LABEL_NUSES
	on deleted labels.

2000-05-22  Zack Weinberg  <zack@wolery.cumb.org>

	* varasm.c (eh_frame_section): Revert change to argument list.

Mon May 22 13:14:03 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* optabs.c (can_extend_p): Allow unsignedp to have any nonzero value.
	(gen_extend_insn, can_fix_p, can_float_p): Likewise.

	* final.c (final_scan_insn, case NOTE_INSN_FUNCTION_BEG): Remove
	dangling "else" that causes "break" to be conditional.
	Also remove unneeded code at start.

Mon May 22 17:31:35 2000  Philippe De Muyter  <phdm@macqel.be>

	* m68k/m68k.h (STORE_FLAG_VALUE): Macro set to (-1), not -1.
	* fx80/fx80.h, i370/i370.h, m88k/m88k.h (STORE_FLAG_VALUE): Ditto.
	* gmicro/gmicro.h, we32k/we32k.h (STORE_FLAG_VALUE): Ditto.

2000-05-22  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.md (movdf_insn_v9only_vis): fzero has
	just one argument.

Mon May 22 06:57:49 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* alias.c (record_component_aliases): New function.
	* tree.h: Clean up some declarations and comments.
	(record_component_aliases): New declaration.
	* tree.c (get_alias_set): If type and has alias set, use it.

2000-05-22  Richard Henderson  <rth@cygnus.com>

	* simplify-rtx.c (simplify_ternary_operation): Try to simplify
	IF_THEN_ELSE to a setcc form.
	* jump.c (can_reverse_comparison_p): Be prepared for insn null.

2000-05-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* fixinc/inclhack.def (sun_malloc): Handle `calloc'.
	(sun_malloc, sysz_stdtypes_for_sun): Add test_text.

Sun May 21 16:42:31 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* combine.c (try_combine): Handle i3_subst_into_i2 case when I2 is
	not a PARALLEL.

2000-05-20  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.md (movdi, movdf): 64-bit clean-up.
	* config/mn10300/mn10300.c (print_operand): Likewise.

	* final.c (split_double): Right shift of negative values is not
	portable.

	* ifcvt.c (if_convert): Scan and kill dead code.

	* emit-rtl.c (unshare_all_rtl): Store the copied rtx.

2000-05-20  Zack Weinberg  <zack@wolery.cumb.org>

	* diagnostic.c: Eliminate implicit int.
	* except.c, gcc.c: Add static prototypes.
	* final.c (final_end_function): Mark file arg ATTRIBUTE_UNUSED.
	* gensupport.c (process_rtx): Use XVEC to initialize vector
	slot of 'split'.

	* print-rtl.c: If DEBUG_REGISTER_NAMES, define static
	debug_reg_names instead of static reg_names.  If not, define
	global reg_names.
	* regclass.c: Don't define global reg_names unless
	DEBUG_REGISTER_NAMES is defined.

	* reload1.c (order_regs_for_reload): Remove unused variable.
	* varasm.c: Include output.h after defaults.h.  Define
	eh_frame_section as function of no args, not of unspecified args.

	* gcc.c: Constify argbuf; arguments to store_arg,
	process_command, main; elements of struct command and struct
	switchstr; local variables in execute, process_command, main.

2000-05-20  Bruce Korb  <bkorb@gnu.org>

	* fixinc/inclhack.def:  many applications of c_fix=format + tests
	* fixinc/check.diff:  regenerated
	* fixinc/fixincl.x:  regenerated

Sat May 20 09:30:55 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* alias.c: Clarify some comments.
	(record_base_value): REGNO is unsigned.
	* rtl.h (record_base_value): Likewise.

	* alias.c (aliases_everything_p): Don't special-case QImode here.
	* c-common.c (c_get_alias_set): Do it here.
	Handle BIT_FIELD_REF by getting alias info for arg.
	Use POINTER_TYPE_P.

2000-05-20  Alexandre Oliva  <aoliva@cygnus.com>

	* mklibgcc.in: Restore rule to create ${dir}.

Sat May 20 08:45:41 2000  H.J. Lu  <hjl@gnu.org>

	* Makefile.in (libgcc.mk): Depend on xgcc$(exeext) for
	GCC_FOR_TARGET used by MULTILIBS.
	* mklibgcc.in: Make sure each .o file depends on the
	directory it will be in.
	Make the multilib directory depends libgcc.

Sat May 20 08:29:28 2000  H.J. Lu  <hjl@gnu.org>

	* Makefile.in (bootstrap): Unset LANG_LIB2FUNCS for stage 1.

Sat May 20 07:27:35 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* fold-const.c (make_range): Handle degenerated intervals.
	Fixes c-torture/execute/991221-1.c

Fri May 19 18:16:31 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* cse.c (cse_basic_block): Only call find_reg_note if REG_NOTES not 0.
	* reload.c (find_equiv_reg): Likewise.
	* alias.c (init_alias_analysis): Likewise.
	Only call prologue_epilogue_contains on insns.
	* basic-block.h (REG_SET_TO_HARD_REG_SET): Call new function.
	* bb-reorder.c (hard-reg-set.h): Include earlier.
	* haifa-sched.c (hard-reg-set.h): Likewise.
	* ifcvt.c (hard-reg-set.h): Likewise.
	* local-alloc.c (hard-reg-set.h): Likewise.
	* loop.c (hard-reg-set.h): Likewise.
	* predict.c (hard-reg-set.h): Likewise.
	* regrename.c (hard-reg-set.h): Likewise.
	* flow.c (hard-reg-set.h): Likewise.
	(reg_set_to_hard_reg_set): New function.
	* bitmap.c (regs.h, basic-block.h): No longer include.
	(bitmap.h): Now include.
	* conflict.c (hard-reg-set.h): Include.
	* profile.c (hard-reg-set.h): Likewise.
	* print-rtl.c (hard-reg-set.h): Likewise.
	* sbitmap.c (hard-reg-set.h): Likewise.
	* toplev.c (hard-reg-set.h): Likewise.
	* unroll.c (hard-reg-set.h, basic-block.h): Likewise.
	* hard-reg-set.h (reg_names): Now constant.
	* regs.h (reg_names): Likewise.
	* regclass.c (reg_names): Likewise.
	* loop.h (basic-block.h): No longer include.
	(bitmap.h): Now include.
	* reload1.c (order_regs_for_reload): Avoid loop over reg sets.
	* Makefile.in (LOOP_H, sbitmap.o, profile.o): Reflect above changes.
	(toplev.o, print-rtl.o, conflict.o, unroll.o, bitmap.o): Likewise.

2000-05-19  Jan Hubicka  <jh@suse.cz>
	    Richard Henderson  <rth@cygnus.com>

	* basic-block.h (struct edge_def): New field "count".
	(struct basic_block_def): Likewise.
	* flow.c (entry_exit_blocks): Add count fileds.
	(split_edge): Keep count information up-to-date.
	(dump_edge_info, dump_flow_info): Dump count fields.

	* final.c (count_instrumented_edges): Rename to edge from arc.
	(end_final): Update users.
	* profile.c: Include expr.h, basic-block.h.
	(struct adj_list, ARC_TARGET, ARC_SOURCE, ARC_COUNT): Kill.
	(struct bb_info, label_to_bb, label_to_bb_size, bb_graph): Kill.
	(ignore_next_note, return_label_execution_count): Kill.
	(bbg_file_name, da_file_name): Kill.
	(edge_info, bb_info): New structures.
	(EDGE_INFO, BB_INFO, GCOV_INDEX_TO_BB, BB_TO_GCOV_INDEX): New macros.
	(count_instrumented_edges, total_num_edges): Rename to edge from arc.
	(total_num_edges_instrumented): Likewise.
	(init_arc, expand_spanning_tree): Kill.
	(fill_spanning_tree, tablejump_entry_p): Kill.
	(instrument_edges):  Rewrite from instrument_arcs to use
	commit_edge_insertions infrastructure.
	(compute_branch_probabilities): Remove arguments; rewrite for
	CFG infrastructure; use rtl_dump_file directly.
	(branch_prob, find_spanning_tree): Likewise.
	(union_groups, find_group): New.
	(init_branch_prob): Make bbg_file_name and da_file_name local.
	(end_branch_prob): Use rtl_dump_file directly.
	(init_edge_profiler): Rename to edge from arc.
	(output_arc_profiler): Kill.
	(gen_edge_profiler): New.
	(output_func_start_profiler): Turn off profiling.  Make the
	constructor static when we can.
	* rtl.h (branch_prob, end_branch_prob): Update prototypes.

	* toplev.c (DFI_flow): Remove.
	(DFI_cfg, DFI_life): New.
	(dump_file): Update accordingly.
	(compile_file): Call end_branch_prob if profile_arc_flag too.
	(rest_of_compilation): Move flow1 cfg creation to DFI_cfg.  Do edge
	profiling after the CFG is built.  Move flow1 life analysis to
	DFI_life.  Always estimate remaining probabilities.

2000-05-19  Richard Henderson  <rth@cygnus.com>

	* ifcvt.c (find_if_case_2): Don't allow THEN to be EXIT.

	* flow.c (make_edges): The sibling call edge to exit is abnormal.

2000-05-19  Richard Henderson  <rth@cygnus.com>

	* jump.c (redirect_jump): Add delete_unused argument.  Don't
	remove labels and code following when LABEL_NUSES goes to zero.
	(invert_jump): Likewise.
	(jump_optimize_1): Fix redirect/invert arguments.
	(do_cross_jump, thread_jumps): Likewise.
	* flow.c (split_edge): Likewise.
	* reorg.c (optimize_skip): Likewise.
	(reorg_redirect_jump, relax_delay_slots, dbr_schedule): Likewise.
	* profile.c (instrument_arcs): Likewise.
	* loop.c (find_and_verify_loops): Likewise.  Fix indentation.
	* rtl.h: Update prototypes.

Fri May 19 12:05:13 2000  Clinton Popetz  <cpopetz@cygnus.com>

	* ssa.c (convert_from_ssa): Tell life_analysis we need death
	notes.
	(make_regs_equivalent_over_bad_edges): Only look at abnormal
	critical edges.

2000-05-19  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (funlike_macroexpand): Make sure not to walk p1
	past l1 when deleting whitespace and markers.

	* cpplex.c (_cpp_scan_until): Clear AUX field of tokens.
	* cpplib.c (do_unassert): Put the list to compare against on
	the stack.

2000-05-19  Bruce Korb  <bkorb@gnu.org>

	* fixinc/README:  cleaned up old documentation
	* fixinc/check.diff: regenerated & verified on OSR5 on ix86
	* fixinc/check.tpl: compute the list of needed directories
	emit "#if defined(name)" because of conflict
	omit machine name differences from output differences
	* fixinc/inclhack.def( m88k_multi_incl ):  Use `wrap' function
	(machine_name): change test text to use `sed' markers
	* fixinc/fixincl.x: regen

Fri May 19 06:49:35 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* config/elfos.h (SELECT_SECTION): Don't access DECL_INITIAL of
	a CONSTRUCTOR.

2000-05-18  Chris Demetriou  <cgd@sibyte.com>

	* gcc.texi (MULTILIB_EXCEPTIONS): Correct example and update
	it to match the current practice.

2000-05-18  Mark Mitchell  <mark@codesourcery.com>

	* Makefile.in (STAGESTUFF): Fix typo in spelling of s-under.

2000-05-18  Richard Henderson  <rth@cygnus.com>

	* rtlanal.c (insn_dependant_p, insn_dependant_p_1): New.
	* rtl.h (insn_dependant_p): Declare it.
	* loop.c (strength_reduce): Use it.

2000-05-18  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.c (expand_prologue, expand_epilogue):
	16-bit and 64-bit clean-up.

2000-05-18 Mark Elbrecht <snowball3@bigfoot.com>

	* configure.in (*-pc-msdosdjgpp): Set float_format to none.
	* configure: Rebuilt.

2000-05-18  Zack Weinberg  <zack@wolery.cumb.org>

	* genopinit.c: Use $ for escape sequences in optab patterns.
	Remove backslashes from optab patterns.  Change $A, $B, $C to
	expand to (int) whatever instead of just whatever; remove
	explicit (int) from all optab patterns.

	* gensupport.c (xmalloc, xrealloc, xstrdup): Provide.
	* genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c,
	genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c,
	genrecog.c: Remove private copies of xmalloc, xrealloc, and
	xstrdup.

2000-05-18  Richard Henderson  <rth@cygnus.com>

	* jump.c (jump_optimize_1): Base minimum insn count during
	find_cross_jump on BRANCH_COST.

2000-05-18  Jakub Jelinek  <jakub@redhat.com>

	* print-rtl.c (print_rtx): Only print note line number as string
	if between NOTE_INSN_BIAS and NOTE_INSN_MAX.
	* final.c (final_scan_insn): Do nothing for note line number 0.

2000-05-18  Jakub Jelinek  <jakub@redhat.com>

	* gcc-common.c (ggc_mark_rtx_children): Mark NOTE_EXPECTED_VALUE
	from NOTE_INSN_EXPECTED_VALUE notes and NOTE_SOURCE_FILE from
	NOTE_INSN_DELETED_LABEL.

2000-05-18  Nick Clifton  <nickc@cygnus.com>

	* config/arm/unknown-elf.h (UNIQUE_SECTION): Place constant,
	uninitialized data in .rodata not .bss, and do not interpret an
	error in the initialisation value as meaning that the variable
	should be placed in the .bss section.

Thu May 18 12:10:18 2000  Philippe De Muyter  <phdm@macqel.be>

	* configure.in (NO_MINUS_C_MINUS_O): Test `$ac_cv_prog_cc_${ac_cc}_c_o',
	not `$ac_cv_prog_cc_cc_c_o'.
	* configure: Regenerated.

2000-05-18  Chris Demetriou  <cgd@sibyte.com>
	    Richard Henderson  <rth@cygnus.com>

	* c-common.h (enum c_tree_index): Add g77 type entries.
	(g77_integer_type_node, g77_uinteger_type_node): New.
	(g77_longint_type_node, g77_ulongint_type_node): New.
	* c-decl.c (init_decl_processing): Initialize them.

2000-05-18  Richard Henderson  <rth@cygnus.com>

	* config/h8300/h8300.md (subs patterns): Use %G to negate.

	* config/h8300/h8300.c (ok_for_bclr): Take a HOST_WIDE_INT.
	(small_power_of_two): Likewise; use exact_log2.
	(adds_subs_operand, one_insn_adds_subs_operand): Remove.
	(output_adds_subs): Remove.
	(two_insn_adds_subs_operand): New.
	(split_adds_subs): New.
	* config/h8300/h8300-protos.h: Update.
	* config/h8300/h8300.h (CONST_OK_FOR_J): Cast to uns HOST_WIDE_INT.
	(CONST_OK_FOR_L): Match strict adds operands.
	(CONST_OK_FOR_N): Match struct subs operands.
	* config/h8300/h8300.md (adds_subs insns): Remove.
	(addhi patterns): Output adds/subs directly.
	(addsi_h8300h): Likewise.
	(addhi/addsi splitters): New.  Decompose two_insn_adds_subs_operand.

2000-05-18  Zack Weinberg  <zack@wolery.cumb.org>

	* cppexp.c (parse_assertion): New.
	(lex): Call it for CPP_HASH.  Remove CPP_ASSERTION case.
	(_cpp_parse_expr): Remove case '#'.  Don't set
	parsing_if_directive.
	* cpphash.c (collect_objlike_expansion,
	collect_funlike_expansion, collect_params,
	_cpp_create_definition): The list no longer has a trailing
	VSPACE token.
	* cpphash.h (enum node_type): Add T_ASSERTION.
	(struct hashnode): Remove aschain, add pred.
	(struct predicate): New.
	Update prototypes.

	* cpplex.c (expand_token_space): Handle both offset and
	nonoffset lists.
	(init_token_list, _cpp_free_token_list, _cpp_parse_assertion): Delete.
	(_cpp_init_toklist, _cpp_clear_toklist, _cpp_free_toklist,
	_cpp_slice_toklist, _cpp_squeeze_toklist, _cpp_equiv_tokens,
	_cpp_equiv_toklists): New.
	(_cpp_scan_line): Rename to _cpp_scan_until; add ability to
	stop at any single-character token, not just newline.
	(_cpp_lex_token): Remove special cases for #define and #if.
	(cpp_get_token): Expect # as a separate token type.  Remove
	DIRECTIVE case.
	(_cpp_get_directive_token): Remove DIRECTIVE case.
	(_cpp_lex_line, _cpp_lex_file, _cpp_init_input_buffer): Update.

	* cpplib.c (_cpp_check_directive): Set dirno and
	SYNTAX_INCLUDE bit of flags, not dir_handler and dir_flags.
	(_cpp_handle_directive): Run # <number> through the same logic
	as normal directives.
	(do_define): Don't set parsing_define_directive.  Use
	_cpp_scan_until.  The list does not have a VSPACE at the end.
	(do_if): Save, clear, and restore only_seen_white around
	_cpp_parse_expr.
	(skip_if_group): s/CPP_DIRECTIVE/CPP_HASH/
	(do_assert, do_unassert): Rewrite.

	* cpplib.h (TTYPE_TABLE): Remove CPP_ASSERTION.
	(LIST_OFFSET): New flag.
	(struct cpp_toklist): Replace dir_handler and dir_flags with
	dirno and flags.
	(struct cpp_reader): Remove parsing_if_directive and
	parsing_define_directive.

2000-05-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* fixinc/inclhack.def (broken_cabs): Update fix to handle comments
	following the cabs decl which terminate on the following line.
	Add the corresponding test_text case.

2000-05-18  Neil Booth  <NeilB@earthling.net>

	* cppinit.c (cpp_reader_init): Initialize col_adjust and
	default tab stop size.
	(no_num, OPT_ftabstop): New.
	(handle_option): Handle "ftabstop=" command-line option.
	(print_help): Document it.
	* cpplex.c (COLUMN): Remove.
	(handle_newline): Reset col_adjust.
	(skip_whitespace): Update col_adjust as tabs encountered.
	(_cpp_lex_line): Update to use col_adjust.  Call
	skip_whitespace for all whitespace.
	* cpplib.h (struct cpp_options): New member tabstop.
	(struct cpp_reader): New member col_adjust.
	(CPP_BUF_COL): Update.
	(CPP_BUF_COLUMN): New.
	* cpp.texi: Document "-ftabstop=" command line option.

Wed May 17 18:19:41 2000  Philippe De Muyter  <phdm@macqel.be>

	* configure.in (NO_MINUS_C_MINUS_O): Macro made availabe for AC_OUTPUT
	files.
	* configure: Rebuilt.

Wed May 17 18:06:12 2000  John David Anglin <dave@hiauly1.hia.nrc.ca>

	* mklibgcc.in Add missing -DL$name when compiling modules in libgcc1.c.

	* tree.c (build_common_tree_nodes): Do not build TI nodes unless
	HOST_BITS_PER_WIDE_INT is >= 64.

2000-05-17  Richard Henderson  <rth@cygnus.com>

	* jump.c (jump_optimize_1): Remove inactive but real insns
	in jump-to-next-insn optimization.

2000-05-17  Richard Henderson  <rth@cygnus.com>

	* toplev.c (rest_of_compilation): Don't call optimize_mode_switching
	unless OPTIMIZE_MODE_SWITCHING.  Conditionally set no_new_pseudos.
	Don't call recompute_reg_usage if no_new_pseudos is true.
	* lcm.c (optimize_mode_switching): Move ifdefs outside function.
	Return true if we did work; update global life information.
	* basic-block.h (optimize_mode_switching): Update decl.

2000-05-17  Neil Booth  <neilb@earthling.net>

	* cpplex.c (expand_name_space): Don't use ptrdiff_t.

2000-05-17  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.c: New feature, #pragma system_header.
	* cpp.texi: Document special treatment of system headers, and
	the various mechanisms to get a header that special treatment.

2000-05-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* system.h (offsetof): Define at the very end, to ensure we prefer
	the platform's definition if available.

2000-05-16  Bruce Korb  <bkorb@gnu.org>

	* fixinc/fixincl.c: improve the debug displays, ignore SIGPIPE
	* fixinc/server.c: likewise
	* fixinc/fixfixes.c( char_macro_def_fix ): fix regex
	+ #ifdef debugging code + use #def constant for
	sub-pattern count
	* fixinc/inclhack.def( hpux11_fabsf ): Keep HP-UX 11 from stomping
	on C++ math namespace

2000-05-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* fixinc/fixfixes.c (char_macro_use_fix, char_macro_def_fix):
	Don't check the return value of sprintf.  Use asprintf to avoid
	buffer overflows.

Wed May 17 17:27:44 2000  Andrew Cagney  <cagney@b1.cygnus.com>

	* flags.h (warn_unused_function, warn_unused_label,
	warn_unused_parameter, warn_unused_variable, warn_unused_value):
	Replace ``warn_unused''.
	(set_Wunused): Add declaration.
	* toplev.c (set_Wunused): New function.
	(warn_unused_function, warn_unused_label, warn_unused_parameter,
	warn_unused_variable, warn_unused_value): New variables.
	(W_options): Add -Wunused-function, -Wunused-function,
	-Wunused-label, -Wunused-parameter, -Wunused-variable and
	-Wunused-value.  Delete -Wunused.  Handled in decode_W_option.

	* toplev.c (decode_W_option): Update -Wunused flags by calling
	set_Wunused.
	* c-decl.c (c_decode_option): Ditto for -Wall.

	* stmt.c (expand_expr_stmt, expand_expr_stmt,
	warn_about_unused_variables): Replace warn_unused with more
	explicit warn_unused_value et.al.
	* function.c (expand_function_end): Ditto.
	* c-typeck.c (internal_build_compound_expr,
	internal_build_compound_expr): Ditto.
	* c-decl.c (poplevel, pop_label_level): Ditto.
	* toplev.c (check_global_declarations): Replace warn_unused with
	check for either warn_unused_function or warn_unused_variable.

	* gcc.1, invoke.texi (Warning Options): Document
	-Wunused-function, -Wunused-function, -Wunused-label,
	-Wunused-parameter, -Wunused-variable and -Wunused-value options.

Wed May 17 10:28:12 2000  Philippe De Muyter  <phdm@macqel.be>

	* mklibgcc.in (building libgcc1) [Xlibgcc1.a]: Find libgcc1.c in
	$(srcdir), not in the current directory.

2000-05-16  Richard Henderson  <rth@cygnus.com>

	* config/ia64/crtbegin.asm (__dso_handle): Mark hidden if the
	assembler supports it.
	(.fini, .init): Use a gp-relative indirect call.
	(__do_global_dtors_aux): Preserve the gp; rebundle.
	(__do_frame_setup): Likewise.
	* config/ia64/crtend.asm (.IA_64.unwind): Don't terminate with -1.
	(.init): Use a gp-relative indirect call.
	(__do_global_ctors_aux): Preserve the gp.

2000-05-16  Richard Henderson  <rth@cygnus.com>

	* flow.c (commit_one_edge_insertion): Be prepared for a return
	insn to be inserted on the edge with a normal jump.
	* jump.c (jump_optimize_1): Don't look to create return isns.

	* flow.c (flow_delete_insn): Don't adjust reference count of notes.
	* jump.c (jump_optimize_1): Likewise.
	(returnjump_p): Verify the argument is a JUMP_INSN.
	* rtl.def (NOTE): Add 5th element for NOTE_INSN_DELETED_LABEL.

2000-05-16  Nick Clifton  <nickc@cygnus.com>

	* config/m32r/m32r.c (small_insn_p): Use INSN_P() to replace
	GET_RTX_CLASS (GET_CODE ()) == 'i'.
	(large_insn_p): Ditto.
	(m32r_is_insn): New function: Return true if the insn contains
	an executable instruction.
	(m32r_adjust_insn): Use m32r_is_insn.
	(m32r_sched_reorder): Use m32r_is_insn.
	(m32r_sched_variable_issue): Use m32r_is_insn.

2000-05-16  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

	* rs6000/rs6000.c (rs6000_select_section): Treat CONSTRUCTOR like
	VAR_DECL.

	* rs6000/sysv4.h (ASM_OUTPUT_DWARF_ADDR): Delete unused variable.

	* rs6000/sysv4.h (CPP_OS_LINUX_SPEC): Define __unix and __linux
	according to given options.

Tue May 16 12:17:31 2000  Jeffrey A Law  (law@cygnus.com)

	* mn10200.h (PREFERRED_RELOAD_CLASS): Do not prefer DATA_REGS
	if X has VOIDmode either.
	(LIMIT_RELOAD_CLASS): Similarly.

	* mn10200.md (indirect_jump, tablejump): Use "register_operand",
	not "general_operand" to match the processor's capabilities.

2000-05-16  Bruce Korb  <bkorb@gnu.org>

	* fixinc/README:  corrected return address
	* fixinc/check.diff:  regenerate, now that test works
	* fixinc/fixfixes.c(format_fix,format_write): reformatted
	(char_macro_def_fix,char_macro_use_fix): corrected and
	rewrote to use regex to parse the text
	* fixinc/inclhack.def: more testing
	* fixinc/fixincl.x:  regenerated

	* fixinc/inclhack.def: added several "test_text" attributes
	changed several fixes to use `c_fix = format'
	re-alphabetized the fixes

	* fixinc/check.diff: regenerate
	* fixinc/fixincl.x: regenerate
	* fixinc/check.tpl: added `sparc' and `netinet' to the list
	of created dirs


2000-05-16  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.h (ASM_OUTPUT_DWARF2_ADDR_CONST): Remove.

2000-05-15  Richard Henderson  <rth@cygnus.com>

	* toplev.c (rest_of_compilation): Run full jump pass before
	find_basic_blocks of flow2.

2000-05-15  Richard Henderson  <rth@cygnus.com>

	* jump.c: Fix typos and clarify commentary from last change.
	(any_condjump_p): Verify SET_SRC is an IF_THEN_ELSE.
	(safe_to_remove_jump_p): Remove.
	(condjump_label): Use pc_set.

2000-05-15  Richard Henderson  <rth@cygnus.com>

	* ifcvt.c (cond_exec_process_insns): Drop USE and CLOBBER insns
	that get in the way after reload.
	(cond_exec_process_if_block): Skip a label heading THEN block.

2000-05-15  Richard Henderson  <rth@cygnus.com>

	* varasm.c (output_constant_pool): Abort instead of converting
	(improperly) deleted labels to zero.

2000-05-16  Neil Booth  <NeilB@earthling.net>

	* cpplex.c (parse_string2): Update comment.
	(cpp_lex_line): No special assertion treatment for '('.
	* cpplib.c (DIRECTIVE_TABLE): Remove SYNTAX_ASSERT.
	* cpplib.h (SYNTAX_ASSERT): Remove.

Mon May 15 21:45:36 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* jump.c (condjump_p):  Mark as depreached.
	(any_condump_p): New.
	(any_uncondump_p): New.
	(pc_set): New.
	(safe_to_remove_jump_p): New.
	* rtl.h (any_condump_p, any_uncondjump_p, pc_set
	safe_to_remove_jump_p): Declare.

Mon May 15 21:07:20 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* calls.c: Re-install both patches reverted by last patch.
	(struct arg_data): New field tail_call_reg.
	(initialize_argument_information): Initialize tail_call_reg
	(load_register_parameters): New argument flags, use
	tail_call_reg when emiting tail call sequence.
	(expand_call): Update call of load_register_parameters;
	copy unadjusted_args_size to adjusted_args_size.

Mon May 15 19:01:42 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* loop.c (scan_loop, strength_reduce, loop_optimize): Change unroll_p
	and bct_p parameters to flags.
	* loop.h (LOOP_UNROLL, LOOP_BCT): New constants.
	* rtl.h (loop_optimize): Update prototype.
	* toplev.c (rest_of_compilation): Update call of loop_optimize.

2000-05-15  Jakub Jelinek  <jakub@redhat.com>

	* calls.c (expand_call): Move expand_start_target_temps call after
	start_sequence().

2000-05-15  Neil Booth  <NeilB@earthling.net>

	* cpphash.c (trad_stringify, warn_trad_stringify,
	collect_params): Make some pointers pointers to const.
	* cpplex.c (auto_expand_name_space) Guaranteed to always
	expand by at least one character.
	(SPELL_CHAR, SPELL_NONE): Temporarily reverse order.
	(struct token_spelling): Use const U_CHAR * rather than PTR.
	(expand_name_space): Fix up token pointers if name space
	is moved when expanding.
	(INIT_NAME, cpp_scan_line, parse_name, parse_number,
	parse_string2, save_comment, spell_token, cpp_output_list):
	Update so the routines handle tokens with a direct pointer to
	their text, rather than an offset into the token's list's namebuf.
	(_cpp_lex_line): Rearrange for clarity.

	* cpplib.c (_cpp_check_directive): Similarly.
	(do_define): Make SYM a pointer to const.
	* cpplib.h (struct cpp_name): Replace offset with direct pointer.
	(CPP_INT, CPP_FLOAT): Spelling type should be SPELL_IDENT.
	(TOK_OFFSET): Delete.
	(TOK_NAME): Update.

2000-05-14  Geoffrey Keating  <geoffk@cygnus.com>

	* config/rs6000/rs6000.h (RETURN_ADDRESS_OFFSET): Correct for
	64-bit ABI.

	* config/rs6000/rs6000.c (logical_operand): Rewrite to take MODE
	into account.
	(logical_u_operand): Delete.
	(non_logical_cint_operand): Rewrite to take MODE into account.
	(non_logical_u_cint_operand): Delete.
	(boolean_operator): New function.
	(print_operand): Add new %q operand.
	* config/rs6000/rs6000.h (PREDICATE_CODES): Add boolean_operator,
	remove logical_u_operand and non_logical_u_cint_operand,
	update logical_operand and non_logical_cint_operand.
	* config/rs6000/rs6000.md: Rewrite the patterns for performing
	logical operations to use %q.

	* config/rs6000/rs6000.md (movsi): Don't modify RTL in-place.
	(movdi): Make similar to movsi.
	* config/rs6000/rs6000.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): There
	is no such thing as a DImode CONST_DOUBLE.
	* config/rs6000/rs6000.c (output_toc): Likewise.

	* config/rs6000/rs6000.c (output_cbranch): Don't output prediction
	codes when old mnemonics are in use.  Print register names
	for cc registers when requested.

	* optabs.c (expand_float): Don't allow mode widening that causes
	double rounding.

	* invoke.texi (RS/6000 and PowerPC Options): Update -m64/-m32
	flags to their current names -maix64 and -maix32.

2000-05-14  Bruce Korb  <bkorb@gnu.org>

	* fixinc/fixfixes.c(wrap_fix): new fix - inserts text before
	and/or after current text of file
	* fixinc/fixlib.c(must_malloc):
	* fixinc/fixlib.h(must_malloc): + reformatting
	* fixinc/inclhack.def: replace the "1i" and "$a" sed commands
	with usages of ``c_fix = wrap;''
	Add several tests and use the ``c_fix = format'' fixer more.
	* fixinc/fixincl.x: regen
	* fixinc/check.diff: regen
	* fixinc/check.tpl: emit the associated header with the missing
	test message

Sun May 14 17:58:59 2000  Hans-Peter Nilsson  <hp@axis.com>

	* mklibgcc.in (building libgcc1) [Xlibgcc1.a]: Do not use unset
	variables $src and $dst.

2000-05-13  Gabriel Dos Reis <gdr@codesourcery.com>

	* diagnostic.h (DIAGNOSTICS_SHOW_PREFIX_ONCE): New macro.
	(DIAGNOSTICS_SHOW_PREFIX_NEVER): Likewise.
	(DIAGNOSTICS_SHOW_PREFIX_EVERY_LINE): Likewise.
	(struct output_buffer: emitted_prefix_p, prefixing_rule): New
	fields.
	(set_message_prefixing_rule): Declare.

	* diagnostic.c: (current_prefixing_rule): New variable.
	(set_message_prefixing_rule): Define.
	(output_set_prefix): Adjust buffer->emitted_prefix_p.
	(init_output_buffer): Adjust Initialization.
	(output_emit_prefix): Rewrite.  Take prefixing rules into account.

Sat May 13 11:05:47 2000  Philippe De Muyter  <phdm@macqel.be>

	* ifcvt.c (if_convert): Do not free NULL.

2000-05-12  H.J. Lu  (hjl@gnu.org)

	* gthr-dce.h: Add support for libobjc.
	* gthr-posix.h: Likewise.
	* gthr-solaris.h: Likewise.
	* gthr-vxworks.h: Likewise.
	* gthr-single.h: Likewise.
	* gthr-win32.h: Likewise.

2000-05-12  Nick Clifton  <nickc@cygnus.com>

	* config/fr30/fr30.c (fr30_move_double): New function:  Emit code
	to move a double word value.
	(di_operand): New function: Return true if the operand is suitbale
	for a double word move operation.
	(nonimmediate_di_operand): New function: Return true if the
	operand is a DImode register or MEM.

	* config/fr30/fr30.h (PREDICATE_CODES): Add di_operand and
	nonimmediate_di_operand.

	* config/fr30/fr30-protos.h Add fr30_move_double, di_operand, and
	nonimmediate_di_operand.

	* config/fr30/fr30.md (movdi): New pattern.  Required because
	other patterns generate DImode results.
	(movdi_insn): New pattern.

2000-05-12  Richard Henderson  <rth@cygnus.com>

	* config/alpha/alpha.c (struct shadow_summary): Define
	bitfields as type unsigned int.

Sat May 13 00:09:59 2000  Denis Chertykov  <denisc@overta.ru>

	* config/avr/t-avr: Added definition of FLOAT while generates
	fp-bit.c

	* config/avr/avr.md: `NEXT_INSN (insn)' substituted to `insn' in
	peepholes for tst+jump = sbrs/sbrc optimization.

Fry May 12 20:03:00 CEST 2000  Jan Hubicka  <jh@suse.cz>

	* expr.c (emit_push_insn): Do not adjust stack pointer when
	preallocating.

Fri May 12 19:03:58 2000  Philippe De Muyter  <phdm@macqel.be>

	* ggc-simple.c (offsetof): Macro fallback definition moved from here ..
	* system.h (offsetof): ... to here.

2000-05-12  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (final.o): Depend on BASIC_BLOCK_H.
	* final.c (final_end_function): Use app_disable.  Rearrange note
	handling into a switch.  Emit deleted labels.
	(output_asm_label): Generate label strings for deleted labels.
	* flow.c (tail_recursion_label_list): New.
	(find_basic_blocks_1): Set label_value_list directly.  Collect list
	of tail recursion labels from call_placeholders.  Don't add deleted
	labels to the label value list.
	(cleanup_cfg): Use free_EXPR_LIST_list.
	(flow_delete_insn_chain): Turn non-removable labels into notes.
	(flow_delete_block): Don't disable deleting the block because of
	a non-removable label.
	(tail_recursion_label_p): New.
	(merge_blocks_move_predecessor_nojumps): Don't disable the merge
	because of a label.
	(merge_blocks_move_successor_nojumps): Likewise.  Also move a
	jump table.
	(merge_blocks): Disable a merge because of tail recursion labels.
	* ifcvt.c (merge_if_block): Don't disable a merge because of a label.
	Use a more accurate measure of not merging the join block.
	(find_if_block): Don't disable conversion because of a label.
	(find_if_case_1, find_if_case_2): Likewise.
	* jump.c (duplicate_loop_exit_test): Preserve the kind of list
	element when copying.
	(squeeze_notes): Also leave EH notes.
	(mark_jump_label): Ignore deleted labels.  Use an INSN_LIST for
	REG_LABEL notes.
	(delete_insn): Preserve LABEL_NAME in NOTE_SOURCE_FILE when
	deleting a label.
	* print-rtl.c (print_rtx): Print NOTE_SOURCE_FILE for
	NOTE_INSN_DELETED_LABEL.  Print `[# deleted]' for a label_ref
	referring to a deleted label.  Convert tail handling to a switch.
	* rtl.def (CODE_LABEL): Rearrange elements to be compatible with NOTE
	for NOTE_INSN_DELETED_LABEL.
	(NOTE): Fix commentary.
	* rtl.h (REG_LABEL): Update commentary wrt INSN_LIST.
	(REG_CC_SETTER, REG_CC_USER, REG_LIBCALL): Likewise.
	(CODE_LABEL_NUMBER, LABEL_NAME): Update index.
	(LABEL_NUSES, LABEL_REFS): Likewise.
	* unroll.c (copy_loop_body): Don't copy NOTE_INSN_DELETED_LABEL.

2000-05-12  Bruce Korb  <bkorb@gnu.org>

	* fixinc/fixfixes.c(format_write): buglet & relaxed rules
	* fixinc/check.diff: updated
	* fixinc/inclhack.def: corrected & added some test_text-s
	* fixinc/genfixes: removed unneeded options to autogen invocation
	* fixinc/fixincl.tpl: Specified the output file
	* fixinc/fixfixes.c: visual appearance
	* fixinc/fixincl.x: regenerate

2000-05-12  Zack Weinberg <zack@wolery.cumb.org>

	* fixinc/fixfixes.c (IO_use_fix, IO_defn_fix, CTRL_use_fix,
	CTRL_defn_fix): Delete.
	(fix_char_macro_defines, fix_char_macro_uses): Rename to
	char_macro_def_fix and char_macro_use_fix, respectively.  Put
	them into the FIXUP_TABLE.  Get the string to search for from
	a c_fix_arg.

	(format_write): New function.
	(format_fix): Use it.

	(FIX_PROC_HEAD): Constify text parameter.
	(machine_name_fix): Constify all char *s.
	* fixtests.c (skip_quote): Remove double static.

	* inclhack.def (io_def_quotes, io_use_quotes, ctrl_def_quotes,
	ctrl_use_quotes): Update for new scheme.
	* fixincl.x: Regenerate.

2000-05-12  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.h (PREFERRED_DEBUGGING_TYPE): Redefine as
	DWARF2_DEBUG.
	(DWARF2_ASM_LINE_DEBUG_INFO): Define.
	(ASM_OUTPUT_DWARF2_ADDR_CONST): Define.

2000-05-11  Robert Lipe <robertlipe@usa.net>

	* fixinc/inclhack.def (hpux8_bogus_inlines): Delete bypass for SCO.
	* fixincl.x: Regenerate.

2000-05-11  Richard Henderson  <rth@cygnus.com>

	* calls.c: Revert both 05-09 patches.

2000-05-11  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.c (print_operand): Print FP constants in
	hexadecimal.
	* config/mn10300/mn10300.md (movsf, movdf): Use the `F' constraint
	for FP values.

	* mklibgcc.in (EQ): Define it to an equal sign in the Makefile,
	and replace any occurrences of `=' in multilib dirs with `$(EQ)'.

2000-05-11  Jason Merrill  <jason@casey.cygnus.com>

	* fixinc/fixincl.c (run_compiles): Don't crash on null pz_machine.

2000-05-11  Zack Weinberg  <zack@wolery.cumb.org>

	* fixinc/fixfixes.c, fixinc/fixtests.c: Update commentary.

Thu May 11 22:28:05 2000  Denis Chertykov  <denisc@overta.ru>

	* config/avr/avr-protos.c (jump_over_one_insn_p): New declaration.
	* config/avr/avr.c (jump_over_one_insn_p): New function.
	* config/avr/avr.md: New peepholes added. Output test and
	conditional jump to "sbrc" or "sbrs" command.

2000-05-11  Mark Elbrecht  <snowball3@bigfoot.com>

	* cppmain.c (main): Use IS_DIR_SEPARATOR.

2000-05-11  Jakub Jelinek  <jakub@redhat.com>

	* except.c (find_exception_handler_labels_1): New function.
	(find_exception_handler_labels): Split into two functions, dive
	into CALL_PLACEHOLDERs when looking for exception handler labels.

2000-05-11 Stan Cox <scox@cygnus.com>

	* regrename.c (replace_reg_in_block): Improve REG_DEAD handling.
	* timevar.def (TV_RENAME_REGISTERS): Move before TV_SCHED2.
	* toplev.c (rest_of_compilation): Call regrename_optimize before sched2.

2000-05-11  Bruce Korb  <bkorb@gnu.org>

	* fixinc/fixfixes.c (double_slash_fix):  obsolete
	(else_endif_label_fix): obsolete
	(format_fix):  new, unused as yet
	(main): obsolete
	* fixinc/fixlib.h: added fix description struct for use by format_fix
	* fixinc/fixincl.c: removed the struct & test for SIGIOT befure using
	* fixinc/Makefile.in:  compile fixfixes.c and fixtests.c as separate
	modules.  Removed the vestiges of the script version.
	Added support for "make check".
	* fixinc/check.diff: base diff file (needs work!!)
	* fixinc/check.tpl: quiet the fixup output
	* fixinc/fixtests.c (main): obsolete
	* fixinc/fixincl.sh:  don't bother copying fixincl to ..
	* fixinc/fixincl.tpl:  provide for arguments to c_fix routines

Thu May 11 11:57:02 MET DST 2000  Jan Hubicka <jh@suse.cz>

	* toplev.c (rest_of_compilation): Remove dead code after
	combine.

2000-05-11  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (collect_funlike_expansion): Make "# is not
	followed by a macro argument name" a pedwarn, not an error.
	Preserve the # in the output.  Suppress the warning if lang_asm.

Thu May 11 01:19:31 2000  Jeffrey A Law  (law@cygnus.com)

	* configure.in (hppa*64*-*-hpux11*): New target for PA64 support.
	* configure: Rebuilt.

2000-05-10 Laurynas Biveinis <lauras@softhome.net>

	* i386/xm-djgpp.h (XREF_FILE_NAME): Add mising brace.

2000-05-10  Kazu Hirata  <kazu@hxi.com>

	* combine.c (try_combine): Fix a typo.

Wed May 10 21:31:44 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/ia64.md (insv): Add comment.

2000-05-10  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (libgcc.a, stmp-multilib): Depend on FPBIT and DPBIT.
	* mklibgcc.in: Rewrite to not use functions.  Don't shortcut
	dependencies on FPBIT and DPBIT.

2000-05-10  Nick Clifton  <nickc@redhat.com>

	* flow.c (find_auto_inc): Do not bias REG_N_REFS by loop_depth
	when optimising for size.
	(mark_used_regs:) Ditto.
	(try_pre_increment_1): Ditto.

2000-05-10  Zack Weinberg  <zack@wolery.cumb.org>

	* cppexp.c (lex): Use %.*s to print non-NUL-terminated string.
	Make error message friendlier.

	* cpphash.h (struct hashnode): Use struct hack for name
	member.
	* cpphash.c (struct hashdummy): New.
	(eq_HASHNODE): Second argument is a hashdummy, not a HASHNODE.
	(make_HASHNODE): No need to set ->name pointer.  Correct
	setting of p.
	(cpp_lookup): Make 'dummy' a struct hashdummy.  Tidy up a bit.

2000-05-10  Richard Henderson  <rth@cygnus.com>

	* flow.c (find_basic_blocks_1): Remove any spare bb_note
	after completion.

2000-05-10  Bruce Korb  <bkorb@gnu.org>

	* fixinc/gnu-regex.c:  reg_syntax_t re_syntax_options must be static

2000-05-10  Eric Schweitz  <schweitz@nortelnetworks.com>

	* dwarfout.c (dwarfout_finish): Call retry_incomplete_types
	after we enter .debug.

2000-05-10  Jason Merrill  <jason@casey.cygnus.com>

	* dwarf2out.c (gen_subprogram_die): Fixup die_parent for the
	abstract instance of a nested inline function.

	* stor-layout.c (finish_record_layout): finalize_type_size
	before laying out the pending_statics.

Wed 10 May 09:36:47 2000  Neil Booth  <NeilB@earthling.net>

	* cpplex.c (spell_token): New function.
	(spell_string, spell_comment, spell_name): fold into
	spell_token.
	(I, S): Add macros.
	(E, H): Remove macros.
	(save_comment): Save comment opening characters too.
	(_cpp_lex_file): Update to use spell_token.  Tidy up comment
	handling.
	* cpplib.h (I, S): Add macros.
	(E, H): Remove macros.
	(TTYPE_TABLE): Update entries for new speller.
	(SYNTAX_ASSERT): Remove.

Wed 10 May 09:08:30 2000  Neil Booth  <NeilB@earthling.net>

	* cpplex.c (_cpp_lex_line): Maintain PREV_WHITESPACE flag
	when removing escaped newlines.  Reverse sense of test for
	escaped newline.

2000-05-09  Richard Henderson  <rth@cygnus.com>

	* flow.c (find_basic_blocks_1): Do not delete the first
	bb_note we run across.
	(create_basic_block): Use reorder_insns to move an existing
	bb_note to the correct place.

2000-05-09  Richard Henderson  <rth@cygnus.com>

	* calls.c (expand_call): Increment currently_expanding_call
	before calling optimize_tail_recursion.

Tue May  9 18:54:16 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* reload1.c (reload_combine): Fix errors in last change.

2000-05-09  Zack Weinberg  <zack@wolery.cumb.org>

	* gcc.c (used_arg): Skip over a semicolon at the end of the
	split-up loop; don't break out of it.

	* Makefile.in (WARN_CFLAGS): Add -Wwrite-strings.
	(tree.o): Depend on output.h.

	* c-decl.c (pending_invalid_xref_file,
	current_function_prototype_file): Constify.
	(pushdecl): Constify a local char *.
	(define_label): Constify filename parameter.
	* c-lex.c (init_parse): Constify parameter and return value.
	* c-typeck.c (c_expand_asm_operands): Constify filename parameter.
	* c-tree.h: Update prototypes.
	* c-parse.in: Constify filename member of %union, and if_stmt_file.
	* c-parse.y, c-parse.c, c-parse.h, objc/objc-parse.y,
	objc/objc-parse.c: Regenerate.

	* dwarfout.c (dwarfout_init): Constify main_input_filename parameter.
	* dwarfout.h: Update prototypes.
	* expr.c (expand_expr): Constify a local char *.
	* flags.h: Constify main_input_filename.
	* function.c (expand_function_end): Constify filename parameter.
	* genrecog.c (make_insn_sequence): Use a character array for
	c_test_pos.
	(main): Remove unused variables.
	* input.h: Constify input_filename, main_input_filename, and
	file_stack.name.  Update prototypes.
	* output.h: Declare first_global_object_name and
	weak_global_object_name here, as const char *.
	* stmt.c (expand_asm_operands): Constify filename parameter.
	* toplev.c (compile_file, push_srcloc, debug_start_source_file):
	Constify filename parameter.
	(input_filename, main_input_filename): Constify.
	* toplev.h: Update prototypes.
	* tree.c: Include output.h.  Don't declare
	first_global_object_name or weak_global_object_name.  Clean up string
	bashing in get_file_function_name_long.
	* tree.h (struct tree_decl): Constify filename member.
	(input_filename): Constify.
	Update prototypes.
	* varasm.c (first_global_object_name, weak_global_object_name):
	Constify.
	(assemble_start_function, assemble_variable): Clean up string bashing.

	* gcc.c: Constify all spec-related strings initialized,
	transitively, from string constants.  Constify all strings
	and string variables related to multilibs.
	(set_spec, read_specs): Cast argument to free to PTR.
	(used_arg): Do not modify multilib_matches.  Use strncmp plus
	length comparison to compare multilib switches.
	* genmultilib: Constify everything declared in multilib.h.

Tue May  9 22:28:03 2000  Denis Chertykov  <denisc@overta.ru>

	* flow.c (flow_delete_insn): Use INSN_DELETED_P for marking insn
	as deleted.

Tue May  9 20:52:43 2000  Denis Chertykov  <denisc@overta.ru>

	* config/avr/avr-protos.h (extra_constraint): change a type of
	second argument from char to int to avoid warnings.
	(asm_output_byte): Likewise.

	* config/avr/avr.c (MAX_LD_OFFSET) New macro.
	(initial_elimination_offset): Handle elimination from
	FRAME_POINTER_REGNUM to STACK_POINTER_REGNUM.
	(legitimate_address_p): Use MAX_LD_OFFSET.
	(legitimize_address): Likewise.
	(out_movqi_r_mr): Likewise.
	(out_movhi_r_mr): Likewise, use `fatal_insn' instead of `fatal'.
	(out_movsi_r_mr): Use MAX_LD_OFFSET.
	(out_movsi_mr_r): Likewise.
	(out_movqi_mr_r): Likewise.
	(out_movhi_mr_r): Likewise.
	(notice_update_cc): Correct CC for the ashrqi3 with the shift
	count as CONST_INT != 6.
	(ashlqi3_out): Coding style modifications. Run `fatal_insn' if
	shift count is a CONSTANT_P, but not a CONST_INT.
	(ashlhi3_out): Coding style modifications.
	(ashlsi3_out): Likewise.
	(ashrhi3_out): Likewise.
	(ashrsi3_out): Likewise.
	(lshrhi3_out): Likewise.
	(lshrsi3_out): Likewise.
	(ashrqi3_out): Generate shift for any known constant count without
	scratch register. Run `fatal_insn' if shift count is a CONSTANT_P,
	but not a CONST_INT.
	(lshrqi3_out): Coding style modifications. Run `fatal_insn' if
	shift count is a CONSTANT_P, but not a CONST_INT.
	(extra_constraint): change a type of
	second argument from char to int to avoid warnings.
	(asm_output_byte): Likewise.
	(asm_file_end): Output size generated commands count as a hex
	number too.

	* config/avr/avr.h (RETURN_ADDR_RTX): New macro.

	* config/avr/avr.md (addhi3): Fragment commented by &&0 is
	removed.
	(ashlqi3): Values of "length" attribute changed. Shift count
	uses constraints 'n' instead of 'i'.
	(ashrqi3): Likewise. Values of "cc" attribute changed. Generate
	shifts without clobber register.
	(lshrqi3): Shift count uses constraints 'n' instead of 'i'.
	(call_insn): Correct test for which_alternative == 1 (was 0).
	(call_value_insn): Likewise.

	* config/avr/t-avr: Remove definition of FLOAT while generates
	fp-bit.c

2000-05-09  Bruce Korb  <bkorb@gnu.org>

	* fixinc/check.tpl:  Template for checking fixes
	* fixinc/inclhack.def:  Added 'test_text' for many fixes
	disable hpux8_bogus_inlines on SCO
	* fixinc/fixinc.sco:  Oh, yes, we don't need this any more.

Tue May  9 16:30:27 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* calls.c (expand_call): Reorganize somewhat in order
	to avoid unnecesary recalculation inside loop and make
	tail call failure code cleaner.

Tue May  9 06:30:20 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* alias.c (nonlocal_reference_p): Minor reformatting.
	* reload.c (find_equiv_reg): Simplify logic for
	CALL_INSN_FUNCTION_USAGE since can't have SUBREG or pseudos and
	some some reformatting.
	* reload1.c (reload_combine): Don't assume everything in
	CALL_INSN_FUNCTION_USAGE is a REG and clean up code a bit.

2000-05-08  Richard Henderson  <rth@cygnus.com>

	* final.c (current_insn_predicate): New.
	(final_scan_insn): Set it.
	* output.h (current_insn_predicate): Declare.

	* ifcvt.c (cond_exec_process_insns): New argument prob_val.
	Attach it to call insns.
	(cond_exec_process_if_block): Track probability for true and
	false branches.
	(dead_or_predicable): Likewise.

	* predict.c (PROB_NEVER, PROB_VERY_UNLIKELY): New.
	(PROB_UNLIKELY, PROB_EVEN, PROB_LIKELY): New.
	(PROB_VERY_LIKELY, PROB_ALWAYS): New.
	(estimate_probability, expected_value_to_br_prob): Use them.

	* config/ia64/ia64-protos.h (ia64_expand_prediction): Declare.
	* config/ia64/ia64.c (ia64_print_operand_address): Handle 'j'.
	(ia64_expand_prediction): New.
	(emit_insn_group_barriers): Don't look at notes.  Emit barriers
	as needed after calls.
	(ia64_epilogue_uses): Mark b0 used.
	* config/ia64/ia64.md (beq_true, beq_false): Remove.
	(bne_true, bne_false): Remove.
	(eq_return, eq_not_return, ne_return, ne_not_return): Remove.
	(br_true, br_false): New.  Use predicate_operator and
	ia64_expand_prediction.
	(return_true, return_false): Likewise.
	(call_internal): Use ia64_expand_prediction.  Don't emit stop bit.
	(call_internal1, call_value_internal): Likewise.
	(call_value_internal1, call_multiple_values_internal1): Likewise.

	* config/ia64/ia64.c (ia64_direct_return): Require frame size zero.

	* config/ia64/ia64.md (extendsfdf2): Split only after reload.

2000-05-08  Richard Henderson  <rth@cygnus.com>

	* rtlanal.c (may_trap_p): Consider old-style and volatile
	asms to trap.

Mon May  8 17:16:48 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/ia64.h (RETURN_ADDR_RTX): Use COUNT not count.

2000-05-08  Richard Henderson  <rth@cygnus.com>

	* config/ia64/ia64.h (predicate_operator): Declare.

	* config/ia64/ia64.md (extendsfdf2): Split the nop case out
	of existence.

	* gensupport.c (process_rtx): Copy and post-process each member
	of the define_insn rtvec individually.

Mon  8 May 22:17:35 2000  Neil Booth  <NeilB@earthling.net>

	* cpplex.c (spell_token): New function.
	(TOKEN_LEN): Add 1 for whitespace.
	(_cpp_lex_file): Update to use spell_token.
	* cpplib.h (E): Remove.
	(TTYPE_TABLE): Update CPP_VSPACE entry.

2000-05-08  Richard Henderson  <rth@cygnus.com>

	* flow.c (init_propagate_block_info): Watch out for conditional
	branch to next instruction, and thus one outgoing edge.

	* config/ia64/ia64.c (ia64_encode_section_info): Exit early
	for global register variables; don't special case __[CD]TOR_LIST__;
	mind ggc_p for string allocation.

2000-05-08  Nick Clifton  <nickc@cygnus.com>

	* config/i386/i386.h (ELIMINABLE_REGS): Fix comment.

2000-05-08  Bruce Korb  <bkorb@gnu.org>

	* fixinc/mkfixinc.sh:  fixinc.sco is no longer used
	i?86-*-msdosdjgpp* no longer uses fixincludes
	* fixinc/genfixes:  inclhack.sh and fixincl.sh are no longer generated
	* fixinc/inclhack.sh:  deleted
	* fixinc/hackshell.tpl:  deleted
	* fixinc/inclhack.tpl:  deleted
	* fixinc/Makefile.in:  Remove dependencies on above
	* fixinc/fixincl.sh:  "DO NOT EDIT" text modified

2000-05-08  Andreas Jaeger  <aj@suse.de>

	* config/mips/linux.h: Remove undefines which disabled .ctor/.dtor
	support.

2000-05-07  Zack Weinberg  <zack@wolery.cumb.org>

	* Makefile.in (LOOSE_CFLAGS): Add /g modifiers to both sed
	substitutions.

Sun  7 May 08:43:53 2000  Neil Booth  <NeilB@earthling.net>

	* cpplex.c: Move new lexer definitions and prototypes
	to top.  Conditional include these and the code if
	NEW_LEXER is defined.  Rename functions whose names
	clash if this code included.

Sun May  7 00:54:57 EDT 2000  John Wehle  (john@feith.com)

	* rtl.def (COND_EXEC): Clarify.

	* i386.md (extendsidi2): Clobber (reg:CC 17) in the
	same fashion as zero_extendsidi2.

2000-05-06  Richard Henderson  <rth@cygnus.com>

	* config/ia64/ia64.c (predicate_operator): New.
	(ia64_print_operand): Handle 'J'.
	(rtx_needs_barrier): Handle COND_EXEC.
	* config/ia64/ia64.h (BRANCH_COST): Define.
	(PREDICATE_CODES): Update.
	* config/ia64/ia64.md: Document used unspec values.
	(attr predicable): New.
	(movxf, movxf_internal): New.
	(extendsfdf2): Don't comment out nop.
	(floatdidf2): Remove.
	(truncxfsf2, truncxfdf2, floatdixf2): New.
	(abssi2, absdi2): Put the neg in the "true" slot.
	(conditional branch instructions): Mark not predicable.
	(cmov*_internal): Use predicate_operator.  Split to cond_exec.
	(abs*_internal): Likewise.
	(alloc, set_bsp): Mark not predicable.
	(barrier, insn_group_barrier, flush_cache): Likewise.
	(define_cond_exec): New.

2000-05-06  Richard Henderson  <rth@cygnus.com>

	* c-decl.c: Include "tm_p.h".

	* config/ia64/ia64-protos.h: Rearrange decls to reduce ifdef madness.
	(fetchadd_operand, ia64_expand_fetch_and_op): Declare.
	(ia64_expand_op_and_fetch): Declare.
	* config/ia64/ia64.c: Include "toplev.h".  Kill trailing whitespace.
	(setjmp_operand): Constify variables for XSTR.
	(ia64_encode_section_info): Likewise.
	(ia64_print_operand): Use %d for exact_log2; cast 32-bit printed
	values to int.
	(ia64_asm_output_external): Constify name.
	(process_set): Use HOST_WIDE_INT_PRINT_DEC for frame size.
	(process_for_unwind_directive): Provide switch default.
	(ia64_expand_compare_and_swap): Remove unused variables.
	(ia64_expand_builtin): Likewise.
	* config/ia64/ia64.h (ASM_OUTPUT_BYTE): Mask and cast value to int
	for printing.

	* config/ia64/ia64.c (sdata_symbolic_operand): Mark unused args.
	(symbolic_operand, function_operand, setjmp_operand): Likewise.
	(shift_count_operand, shift_32bit_count_operand): Likewise.
	(shladd_operand, fetchadd_operand, ia64_function_prologue): Likewise.
	(ia64_function_epilogue, ia64_setup_incoming_varargs): Likewise.
	(ia64_function_arg_partial_nregs, ia64_function_value): Likewise.
	(ia64_print_operand_address, ia64_secondary_reload_class): Likewise.
	(ia64_expand_builtin): Likewise.
	(call_multiple_values_operation): Make dest_regno unsigned.

2000-05-06  Richard Henderson  <rth@cygnus.com>

	* rtl.def (DEFINE_COND_EXEC): New.
	* md.texi: Document it.

	* gensupport.c (input_file): Remove.
	(struct queue_elem): Add lineno.
	(rtx_ready_queue): Remove.
	(errors): New.
	(predicable_default): New.
	(predicable_true, predicable_false): New.
	(define_attr_queue, define_attr_tail): New.
	(define_insn_queue, define_insn_tail): New.
	(define_cond_exec_queue, define_cond_exec_tail): New.
	(other_queue, other_tail): New.
	(queue_pattern): New.
	(process_rtx): Add patterns to the appropriate queues.
	(is_predicable, identify_predicable_attribute): New.
	(n_alternatives, collect_insn_data): New.
	(alter_predicate_for_insn, alter_test_for_insn): New.
	(shift_output_template, alter_output_for_insn): New.
	(process_one_cond_exec, process_define_cond_exec): New.
	(init_md_reader): Read the entire file.  Process define_cond_exec.
	(read_md_rtx): Return elements from the queues.

2000-05-06  Richard Henderson  <rth@cygnus.com>

	* flow.c (mark_set_1): Don't update conditional life info
	if the register is not_dead.

2000-05-06  Zack Weinberg  <zack@wolery.cumb.org>

	* Makefile.in (STAGESTUFF): Add genrtl.c and genrtl.h.
	(mostlyclean): Also delete fixincl, fixinc.sh, and
	specs.ready, and make clean in the fixinc subdir.

2000-05-06  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (gensupport.o): Compile for the host.
	(host-prefix gensuuprt.o): Remove.
	(genflags.o): Depend on gensupport.h and OBSTACK_H.
	(genattrtab.o): Likewise.
	(gencodes.o): Depend on gensupport.h.
	(genemit.o, genopinit.o, genrecog.o, genextract.o): Likewise.
	(genpeep.o, genattr.o, genoutput.o): Likewise.

	* gensupport.c (obstack, rtl_obstack): New.
	(init_md_reader): Initialize rtl_obstack.
	* gensupport.h (rtl_obstack): Declare.
	(message_with_line): Declare.

	* genattr.c: Remove all traces of obstack manipulation.
	* gencodes.c, genconfig.c, genemit.c, genextract.c: Likewise.
	* genopinit.c, genoutput.c, genpeep.c, genrecog.c: Likewise.

	* genattrtab.c (obstack, rtl_obstack): Remove.
	(main): Don't init rtl_obstack.
	* genflags.c: Likewise.

	* genrecog.c (message_with_line): Move ...
	* gensupport.c: ... here.

2000-05-06  Richard Henderson  <rth@cygnus.com>

	* c-typeck.c (build_c_cast): Remove dead code.

2000-05-06  Richard Henderson  <rth@cygnus.com>

	* flow.c (split_edge): Don't allocate global_live_at_start for
	the new block unless the old blocks had them as well.

	* flow.c (mark_set_1): Respect not_dead when updating reg_live.

	* ifcvt.c (noce_process_if_block): Don't use an insn_b from
	test_bb if a or b uses x.

2000-05-06  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.h: Remove conditional #define of __extension__.
	* rtl.h: Add __extension__ to RTL_CHECK1, RTL_CHECK2,
	RTL_CHECKC1, RTL_CHECKC2, and RTVEC_ELT macros
	(ENABLE_RTL_CHECKING only).
	* tree.h: Add __extension__ to TREE_CHECK, TREE_CLASS_CHECK,
	CST_OR_CONSTRUCTOR_CHECK, and EXPR_CHECK macros
	(ENABLE_TREE_CHECKING only).
	* varray.h: Add __extension__ to VARRAY_CHECK macro
	(ENABLE_CHECKING only).

2000-05-06  Richard Earnshaw (reanrsha@arm.com)

	Use new tail-calling mechanism on ARM.
	* arm.md (sibcall, sibcall_value): New expands.
	(sibcall_insn, sibcall_value_insn, sibcall_epilogue): New insns.
	(tailcalling peepholes): Delete.
	(push_multi): Simplify.
	* arm.c (lr_save_eliminated): Delete definition.
	(pattern_really_clobbers_lr, function_really_clobbers_lr): Delete.
	(output_return_instruction): Remove checks on lr_save_eliminated.
	(output_arm_prologue): Remove old tail-calling code.
	(arm_output_epilogue): New parameter, really_return.  All callers
	changed.  Handle tail-calling epilogues.
	* arm.h (lr_save_eliminated): Delete declaration.
	(frame_pointer_needed): Delete declaration.
	* arm-protos.h (arm_output_epilogue): Adjust prototype.

	* arm.md (is_thumb): Examine symbol thumb_code, not expression
	TARGET_ARM.
	* arm.c (thumb_code): Define it.
	(arm_override_options): Set it.
	* arm.h (thumb_code): Declare it.

2000-05-06  Richard Earnshaw (reanrsha@arm.com)

	* arm-protos.h (arm_dllexport_name_p, arm_dllimport_name_p): Constify.

2000-05-06  Richard Earnshaw (reanrsha@arm.com)

	* arm.c (arm_gen_load_multiple, arm_gen_store_mulitple): Don't add
	bogus clobber to insns.
	(load_multiple_operation, store_mulitple_operation): Don't check
	for it.
	* arm.md (ldmsi_postinc, stmsi_postinc): Adjust accordingly.

	* arm.md (and_scc, ior_scc): Add missing mode.

	* arm.md (call_value_symbol): Remove predicate from op2.

	* arm.h (SPECIAL_MODE_PREDICATES): Define.

Sat May  6 06:25:56 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* expr.c (get_subtarget): New function.
	(force_operand, expand_expr, do_store_flag): Use it.

	* toplev.c (compile_file): Don't take strlen of NAME if null.

2000-05-06  David Edelsohn  <edelsohn@gnu.org>

	* xcoffout.c (xcoff_current_include_file,
	xcoff_current_function_file, xcoff_lastfile): Constify char *.
	(xcoffout_source_file, xcoffout_source_line): Make filename 'const
	char *'.
	(xcoffout_declare_function): Make name 'const char *'.
	(xcoffout_end_epilogue): Make fname 'const char *'
	* xcoffout.h (xcoff_current_include_file, xcoff_lastfile,
	xcoffout_declare_function, xcoffout_source_line): Match above.

	* aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -mpowerpc64 without
	-maix64	is error.
	* rs6000.c (print_operand): Fix lossage typo.
	(output_cbranch): Remove "cr" decoration for now.
	* rs6000.h (ASM_OUTPUT_DEF_FROM_DECLS): Make alias 'const char *'.

Sat May  6 06:55:32 2000  Denis Chertykov  <denisc@overta.ru>

	* config/avr/avr.c (out_shift_with_cnt): Bugfix for shift by
	constant count.

2000-05-05  Bruce Korb  <bkorb@gnu.org>

	* fixinc/genfixes: Improve the matching for make target names

2000-05-05  Catherine Moore  <clm@cygnus.com>

	* c-common.c (decl_attributes):  For TYPE_DECLs attach the
	attribute to the decl.
	* c-decl.c (pushdecl): Propagate the USED attribute to the
	type copy.

2000-05-05  Richard Henderson  <rth@cygnus.com>

	* rtlanal.c (reg_overlap_mentioned_p): Treat parallels in the
	same way emit_group_load does.

2000-05-05 Mark Elbrecht <snowball3@bigfoot.com>

	* gcc.c (set_input) [HAVE_DOS_STYLE_FILE_SYSTEM]: Skip drive name.

	* toplev.c (output_file_directive): Use IS_DIR_SEPARATOR.
	(main): Likewise.

2000-05-05 Rodney Brown	<RodneyBrown@mynd.com>

	* pa.h (FUNCTION_ARG_ADVANCE): Warning removal.

Fri May  5 10:29:21 2000  Marc Espie <espie@cvs.openbsd.org>

	* config/openbsd.h (LINK_SPEC): pass correct flags to ld
	to support -shared, on platforms with dynamic libraries.

Fri May  5 10:27:06 2000  Philippe De Muyter  <phdm@macqel.be>

	* system.h (S_ISBLK): Provide fallback definition.

2000-05-05  Geoff Berry  <geoffb@bops.com>

	* extend.texi (Extended Asm): Document inability to give asm
	statements access to condition codes.

2000-05-05  Marek Michalkiewicz  <marekm@linux.org.pl>

	* varasm.c (asm_emit_uninitialised): Use 0, not NULL
	as arg 2 of UNIQUE_SECTION.

Fri May  5 10:11:41 2000  Jeffrey A Law  (law@cygnus.com)

	* predict.c: Remove May 4 change.
	* bb-reorder.c (make_reorder_chain): Do not perform block movement
	if we have predicted the branch at 50-50 probability.

2000-05-05  Richard Henderson  <rth@cygnus.com>

	* flow.c (init_propagate_block_info): Fix merge error
	in HAVE_conditional_execution code.

Fri May  5 07:43:50 2000  Denis Chertykov  <denisc@overta.ru>

	* config/avr/avr.c (out_shift_with_cnt): Genetare a more optimal
	shift cycle for unknown shift count. Also generates dec + brpl.
	(ashlqi3_out): Don't generate dec + brpl which now generates by
	`out_shift_with_cnt'.
	(ashlhi3_out): Likewise.
	(ashlsi3_out): Likewise.
	(ashrqi3_out): Likewise.
	(ashrhi3_out): Likewise.
	(ashrsi3_out): Likewise.
	(lshrqi3_out): Likewise.
	(lshrhi3_out): Likewise.
	(lshrsi3_out): Likewise.

2000-05-04 Mark Elbrecht <snowball3@bigfoot.com>

	* gcc.c (free_split_directories): Correct typo in explanation
	of make_relative_prefix.

2000-05-04  Geoff Keating  <geoffk@cygnus.com>

	* config/rs6000/rs6000.h (PREDICATE_CODES): Add floating-point
	comparison codes to branch_comparison_operator.

2000-05-04  Richard Henderson  <rth@cygnus.com>

	* ifcvt.c (noce_process_if_block): Always reset X in the A == B case.

2000-05-04  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (FPBIT_FUNCS): Remove _df_to_usi.
	(DPBIT_FUNCS): Remove _sf_to_usi.
	(stmp-multilib): Pass LIB1ASMSRC to libgcc.mk.

	* ifcvt.c (noce_process_if_block): Fail if A or B modified
	between condition and jump.

	* libgcc2.c (near eh_context_specific): Comment #endif string.
	* longlong.h: Don't use strings with embedded newlines.

2000-05-04  Geoff Keating  <geoffk@cygnus.com>

	* config/rs6000/rs6000-protos.h: Add output_cbranch.
	* config/rs6000/rs6000.c (ccr_bit_negated_p): Delete.
	(print_operand): Delete %t and %T codes.
	(output_cbranch): New function.  Support branch prediction.
	* config/rs6000/rs6000.md: Use output_cbranch for
	conditional branches and returns.

2000-05-04  Jason Merrill  <jason@casey.cygnus.com>

	* simplify-rtx.c (simplify_ternary_operation): Cast to unsigned.
	* stor-layout.c (place_field): Likewise.
	* integrate.h (struct inline_remap): Make regno_pointer_align unsigned.
	* expr.c (store_expr): Make align unsigned.
	* explow.c (plus_constant_wide): Make low words unsigned.
	* expmed.c (choose_multiplier): Likewise.
	* fold-const.c (fold):  Likewise.
	* tree.h (build_int_2): Likewise.
	* tree.c (build_int_2_wide, tree_int_cst_msb): Likewise.
	* emit-rtl.c (gen_reg_rtx): Add cast to unsigned char*.
	(init_emit): Change cast to unsigned char*.
	* varasm.c (compare_constant_1): Add cast to char*.
	* gcse.c (delete_null_pointer_checks): Change cast to unsigned int*.
	* reload1.c (reload): Likewise.

	* rtl.h (MEM_SET_IN_STRUCT_P): Use do { } while (0).

Thu May  4 14:37:23 2000  Jeffrey A Law  (law@cygnus.com)

	* predict.c (estimate_probability): If no prediction was found, then
	predict the successor that is the next physical block (if such a
	successor exists).

2000-05-04  Richard Henderson  <rth@cygnus.com>

	* config/alpha/t-alpha (LIB2FUNCS_EXTRA): Use qrrnd.asm in place.

2000-05-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* system.h: Don't wrap <sys/types.h> with HAVE_SYS_TYPES_H.

2000-05-04  Mumit Khan  <khan@xraylith.wisc.edu>

	* i386/cygwin.h (CPP_PREDEFINES): Don't define __STDC__. Move
	attribute macros from here ...
	(CPP_SPEC): to here.
	* i386/mingw32.h (CPP_PREDEFINES): Likewise.
	(CPP_SPEC): Likewise.
	* i386/crtdll.h (CPP_PREDEFINES): Delete attribute macros.

	* Makefile.in ($(HOST_PREFIX_1)gensupport.o): Add build rule.
	(libgcc.a): Pass LIB1ASMSRC to libgcc.mk.

2000-05-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* bb-reorder.c (get_next_bb_note, get_prev_bb_note): Prototype.

	* diagnostic (vbuild_message_string, build_message_string,
	build_location_prefix, output_get_prefix, init_output_buffer,
	output_notice, vline_wrapper_message_with_location,
	v_message_with_decl, default_print_error_function): De-constify.
	(set_real_maximum_length): Prototype.

	* diagnostic.h (struct output_buffer, init_output_buffer,
	output_get_prefix, output_set_prefix): De-constify.

	* function.c (init_function_start): Constify.

	* gensupport.c (remove_constraints, process_rtx): Prototype.

	* gthr-posix.h: Indent uses of #pragma.

	* objc/objc-act.c (ggc_mark_imp_list, ggc_mark_hash_table):
	Prototype.

	* predict.c (find_expected_value): Delete prototype.
	(expected_value_to_br_prob): Initialize variable `ev_reg'.

	* sbitmap.h (debug_sbitmap): Prototype.

	* ssa.c (compute_coalesced_reg_partition): Prototype.

	* stor-layout.c (debug_rli): Prototype.

	* tree.h (round_down): Prototype.
	(init_function_start): Constify.

2000-05-04  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.h: #define __extension__ away if GCC_VERSION < 2095
	(overly conservative).  Change extern inline wrappers to
	static inline, define them always, use PARAMS properly.
	* cpplex.c (_cpp_get_directive_token): Don't issue pedantic
	whitespace warnings for \f and \v at the beginning of a line.

Thu May  4 10:03:50 2000  Jeffrey A Law  (law@cygnus.com)

	* haifa-sched.c (schedule_insns): Free the flow edge list when it
	is no longer needed

2000-05-04  Bruce Korb  <bkorb@gnu.org>

	* fixincl/inclhack.def: added broken_cabs -
	Remove `extern double cabs' declarations from math.h
	* fixincl/inclhack.sh: regen
	* fixincl/fixincl.x: regen
	* fixincl/fixincl.c: Remove BOGOSITY code
	* fixincl/mkfixinc.sh: Remove code for installing "shell" version

Thu May  4 09:45:12 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* rtl.h (MEM_COPY_ATTRIBUTES): Also copy RTX_UNCHANGING_P and
	MEM_ALIAS_SET.
	* alias.c (canon_rtx): Don't copy RTX_UNCHANGING_P or MEM_ALIAS_SET
	when calling MEM_COPY_ATTRIBUTES.
	* emit-rtl.c (operand_subword, change_address): Likewise.
	* explow.c (stabilize): Likewise.
	* expr.c (protect_from_queue, emit_move_insn_1): Likewise.
	* integrate.c (copy_rtx_and_substitute): Likewise.
	* combine.c (combine_simplify_rtx): Don't copy RTX_UNCHANGING_P
	when calling MEM_COPY_ATTRIBUTES.
	(make_extraction, simplify_shift_const, gen_lowpart_for_combine):
	Likewise.
	* cse.c (gen_lowpart_if_possible): Likewise.
	* function.c (fixup_var_refs_1, purge_addressof_1): Likewise.
	* optabs.c (gen_move_insn): Likewise.
	* recog.c (validate_replace_rtx_1): Likewise.
	* simplify-rtx.c (add_mem_for_addr): Likewise.
	* stmt.c (expand_anon_union_decl): Likewise.
	* config/arm/arm.md: Likewise.
	* config/h8300/h7300.c (fix_bit_operand): Likewise.
	* config/m88k/m88k.c (legitimize_address, block_move_loop): Likewise.
	(block_move_no_loop, block_move_sequence): Likewise.
	* config/rs6000/rs6000.c (expand_block_move_mem): Likewise.
	* config/alpha/alpha.c (get_aligned_mem): Likewise.
	Clear MEM_ALIAS_SET.
	* final.c (alter_subreg): Don't copy MEM_ALIAS_SET when calling
	MEM_COPY_ATTRIBUTES.

2000-05-03  Robert Lipe <robertlipe@usa.net>

	* configure.in (i[34567]86-*-isc*) [tmake_file]: Add t-i386bare
	to suppress libgcc1.
	(i[34567]86-*-sco3.2v5*) Likewise.
	(i[34567]86-*-sco3.2v4*) Likewise.
	(i[34567]86-*-sco) Likewise.
	(i[34567]86-*-solaris2) Likewise.
	(i[34567]86-*-sysv5*) Likewise.
	(i[34567]86-*-sysv4*) Likewise.
	(i[34567]86-*-udk*) Likewise.
	(i[34567]86-*-sysv*) Likewise.

2000-05-03  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.h (U): New define, to correct type of string constants.
	(ustrcmp, ustrncmp, ustrlen, uxstrdup, ustrchr): New wrapper
	routines, to do casts when passing unsigned strings to libc.
	* cppexp.c, cppfiles.c, cpphash.c, cppinit.c, cpplib.c: Use them.

	* cppfiles.c (_cpp_execute_include): Make filename an U_CHAR *.
	* cpphash.c (_cpp_quote_string): Make string an U_CHAR *.
	* cppinit.c (dump_special_to_buffer): Make macro name an U_CHAR *.
	* cpplex.c (parse_ifdef, parse_include, validate_else): Make
	second argument an U_CHAR *.

	* cppinit.c (builtin_array): Make name and value U_CHAR *, add
	length field, clean up initializer.
	(ISTABLE): Add __extension__ to designated-
	initializers version.
	* cpplex.c (CHARTAB): Likewise.

	* mbchar.c: Add dummy external declaration to the !MULTIBYTE_CHARS
	case so the file won't be empty.

Wed May  3 21:01:46 2000  Jason Eckhardt  <jle@cygnus.com>

	* bb-reorder.c (struct reorder_block_def): Member succ removed.
	(REORDER_BLOCK_SUCC): Removed.
	(enum reorder_skip_type): Removed.
	(skip_insns_between_block): Renamed to skip_insns_after_block.
	Removed second argument. Removed dead code and cleaned up.
	(make_reorder_chain): Removed use of REORDER_BLOCK_SUCC.
	(reorder_basic_blocks): Remove use of REORDER_SKIP_AFTER. Removed
	second parameter to skip_insns_after_block.

Wed May  3 13:29:54 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* tree.c (staticp, case LABEL_DECL): New case.

2000-05-03  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (start.encap): Do not depend on LIBGCC1.

	* mklibgcc1.in: Fix typo last change.

2000-05-03  Jason Merrill  <jason@casey.cygnus.com>

	* Makefile.in (WARN_CFLAGS): Add -pedantic -Wno-long-long.
	(LOOSE_CFLAGS): New: CFLAGS without -pedantic and -Wtraditional.
	(GCC_CFLAGS): Use it.
	(LANG_FLAGS_TO_PASS): New: SUBDIR_FLAGS_TO_PASS with LOOSE_CFLAGS.
	* cp/Make-lang.in, java/Make-lang.in, f/Make-lang.in, ch/Make-lang.in,
	objc/Make-lang.in: Use it.

2000-05-03  Jason R Thorpe  <thorpej@zembu.com>

	* config/i386/i386.md (lshrqi2_cmpno): Use q not r in constraint.

2000-05-03  Richard Henderson  <rth@cygnus.com>

	* mklibgcc.in: Restrict OLDCC=GCC test to native.  Equate
	LIBGCC1 empty with libgcc1.null.

Wed May  3 12:55:46 2000  Jim Wilson  <wilson@cygnus.com>

	* fold-const.c (extract_muldiv, case MAX_EXPR): Don't allow signedness
	change.

2000-05-03  Greg McGary  <gkm@gnu.org>

	* tree.h (tree_common): Add bounded_flag member.  Remove
	inaccurate comment about number of remaining bits.
	(BOUNDED_INDIRECT_TYPE_P, BOUNDED_POINTER_TYPE_P,
	BOUNDED_REFERENCE_TYPE_P, MAYBE_BOUNDED_INDIRECT_TYPE_P,
	MAYBE_BOUNDED_POINTER_TYPE_P, MAYBE_BOUNDED_REFERENCE_TYPE_P,
	TREE_BOUNDED, TYPE_MAIN_VARIANTS_PHYSICALLY_EQUAL_P,
	TYPE_MAIN_PHYSICAL_VARIANT, TYPE_BOUNDED): New macros.
	(TYPE_QUAL_BOUNDED): New constant.
	(TYPE_QUALS): Handle bounded qualifier.
	(TREE_EXPR_QUALS, TREE_FUNC_QUALS): New macros.
	(TYPE_BOUNDED_VALUE, TYPE_BOUNDED_BASE, TYPE_BOUNDED_EXTENT,
	TYPE_BOUNDED_SUBTYPE, TYPE_UNBOUNDED_VARIANT, TYPE_POINTER_DEPTH,
	TYPE_AMBIENT_BOUNDEDNESS): New macros.
	(MAX_POINTER_DEPTH, VA_LIST_POINTER_DEPTH): New constants.
	(tree_type): Add pointer_depth member.  Remove
	inaccurate comment about number of remaining bits.
	(DECL_POINTER_DEPTH): Add macro.
	(tree_decl): Add pointer_depth member.

Wed May  3 22:52:53 2000  Denis Chertykov  <denisc@overta.ru>

	* config/avr/avr-protos.h (test_hard_reg_class): Declared.
	* config/avr/avr.c (ashrhi3_out): optimized shift by 15.
	(lshrhi3_out): Likewise.
	(ashrsi3_out): bugfix in shift by 8.
	(test_hard_reg_class): New function.
	* config/avr/avr.md: Bugfix inside conditions in peepholes.
	(ashlhi3): removed define_expand of this pattern.
	(*ashlhi3_insn): renamed to ashlhi3.
	(ashlsi3): removed define_expand of this pattern.
	(*ashlsi3_insn): renamed to ashlsi3.
	(ashrqi3): removed define_expand of this pattern.
	(*ashrqi3_insn): renamed to ashrqi3.
	(ashrhi3): removed define_expand of this pattern.
	(*ashrhi3_insn): renamed to ashrhi3.
	(ashrsi3): removed define_expand of this pattern.
	(*ashrsi3_insn): renamed to ashrsi3.
	(lshrhi3): removed define_expand of this pattern.
	(*lshrhi3_insn): renamed to lshrhi3.
	(lshrsi3): removed define_expand of this pattern.
	(*lshrsi3_insn): renamed to lshrsi3.

2000-05-03  Rodney Brown  <RodneyBrown@pmsc.com>

	* config/mcore/mcore.c: Replacing inclusion of "stdio,h" with
	inclusion of "system.h".

Wed May  3 11:43:53 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/ia64.c (ia64_encode_section_info): Add check for
	TREE_ASM_WRITTEN.

2000-05-03  David Mosberger  <davidm@hpl.hp.com>

	* config/ia64/ia64.c (ia64_override_options): Force -mconstant-gp
	if -mauto-pic is on.
	(ia64_epilogue_uses): Mark "gp" (r1) as used by the epilogue if
	-mconstant-gp is in effect and function-descriptors are being used
	to make indirect calls.
	* config/ia64/ia64.h (MASK_CONST_GP): New macro.
	(MASK_AUTO_PIC): Ditto.
	(TARGET_CONST_GP): Ditto.
	(TARGET_AUTO_PIC): Ditto.
	(TARGET_SWITCHES): Add -mconstant-gp and -mauto-pic options.
	(ASM_OUTPUT_DOUBLE_INT): Don't generate @fptr() if -mauto-pic or
	-mno-pic is in effect.
	(ASM_OUTPUT_XDATA_DOUBLE_INT): Ditto.
	* config/ia64/ia64.md (movdi): Use gen_load_gprel64() if
	-mauto-pic is in effect.
	(gprel64_offset): New pattern.
	(load_gprel64): Ditto.
	(call): Handle -mauto-pic like -mno-pic (don't use fptr).  If
	-mconstant-gp is in effect, no need to preserve gp around direct
	calls.
	(call_value): Ditto.
	* config/ia64/linux.h (PROFILE_BEFORE_PROLOGUE): Define.
	(FUNCTION_PROFILER): Define.
	* config/ia64/sysv4.h (ASM_OUTPUT_CONSTRUCTOR): Don't generate
	@fptr() directive when -mno-pic or -mauto-pic is in effect.
	(ASM_OUTPUT_DESTRUCTOR): Ditto.

2000-05-03  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (STAGESTUFF): Add libgcc libgcc.mk.
	(libgcc1.null, libgcc1.cross, libgcc1.a): Remove targets.
	(libgcc1-asm.a, libgcc1.S, libgcc2.a): Remove targets.
	(mklibgcc, libgcc.mk): New targets.
	(libgcc.a): Use libgcc.mk.
	(stmp-multilib): Likewise.
	(stmp-multilib-sub): Remove.
	(mostlyclean): Don't delete libgcc2 temp files.
	* configure.in (AC_PROG_CC_C_O): Add.
	(NO_MINUS_C_MINUS_O): Substitute it.
	(all_outputs): Add mklibgcc.
	* mklibgcc.in: New file.

2000-05-03  Jason Merrill  <jason@casey.cygnus.com>

	* cppexp.c (op_t): Make an int.

	* rtlanal.c (dead_or_set_regno_p): Remove unused variable.

	* varasm.c (initializer_constant_valid_p): Fix parenthesis.

	* gensupport.c (process_rtx): Fix macros used.

2000-05-03  Richard Henderson  <rth@cygnus.com>

	* flow.c (propagate_one_insn): Also don't PROP_REG_INFO for
	call-clobbered registers of a call.

Wed May  3 12:40:53 2000  Clinton Popetz  <cpopetz@cygnus.com>

	* gensupport.c: New file.
	* gensupport.h: New file.
	* Makefile.in (HOST_RTL): Depend on gensupport.
	(gensupport.o) New rule.
	* genattr.c: Use gensupport for reading .md files.
	* genattrtab.c: Ditto.
	* gencodes.c: Ditto.
	* genconfig.c: Ditto.
	* genemit.c: Ditto.
	* genextract.c: Ditto.
	* genflags.c: Ditto.
	* genopinit.c: Ditto.
	* genoutput.c: Ditto.
	* genpeep.c: Ditto.
	* genrecog.c: Ditto.
	* rtl.def (define_insn_and_split): New DEF_RTL_EXPR.
	* md.texi (Insn Splitting): Document define_insn_and_split.

Tue May  2 00:20:30 2000  Jason Eckhardt  <jle@cygnus.com>

	* flow.c (verify_flow_info): Added two more sanity checks. The
	first checks that the blocks are numbered consecutively. The second
	checks that n_basic_blocks is actually equal to the number of
	basic blocks in the insn chain.

2000-05-03  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.h: Add accessor macros for token lists.
	* cpplib.c, cpphash.c, cpplex.c: Use them.

Wed May  3 09:29:17 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* expr.c (expand_expr, case COMPONENT_REF): Don't check for checking
	memory usage if not in a function.
	* varasm.c (initializer_constant_valid_p, case ADDR_EXPR): Only
	return address if static.

Wed May  3 13:14:49 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* ifcvt.c (noce_try_cmove_arith):  Use may_trap_p to thest
	whether address may trap.

Tue May  2 23:38:37 2000  Jason Eckhardt  <jle@cygnus.com>

	* bb-reorder (chain_reorder_blocks): Changed code to test for
	EDGE_FALLTHRU rather than making erroneous assumption that the
	first outgoing edge is the fall-through edge.

Tue May  2 18:20:31 2000  Donald Lindsay  <dlindsay@hound.cygnus.com>

	* config/mips/mips.c (mips_build_va_list,mips_va_start,mips_va_arg): new
	ABI for varargs, across all MIPS. This is incompatible because the
	va_list (__builtin_va_list) structure is different, so a compilation
	unit passing a va_list and a compilation unit being passed one, should
	both be compiled with the same ABI. (The old structure had two
	pointers, now it has three.)

Tue May  2 19:18:43 2000  Jason Eckhardt  <jle@cygnus.com>

	* bb-reorder.c (struct reorder_block_def): Remove members end,
	block_begin, and block_end.
	(REORDER_BLOCK_OLD_END): Delete.
	(REORDER_BLOCK_BEGIN): Delete.
	(REORDER_BLOCK_END): Delete.
	(chain_reorder_blocks): Remove dead code.

Tue May  2 17:06:53 2000  Jason Eckhardt  <jle@cygnus.com>

	* bb-reorder.c (remove_scope_notes): Check for both types of scope
	notes as the end of a basic block before deleting.

2000-05-02  Mumit Khan  <khan@xraylith.wisc.edu>

	* final.c (final_start_function): Fix spelling of "necessary".

2000-05-02  Jason Merrill  <jason@casey.cygnus.com>

	* toplev.c (debug_ignore_block): Return int.
	* dwarf2out.c (dwarf2out_ignore_block): Likewise.
	* toplev.h, dwarf2out.h: Adjust.
	* emit-rtl.c (remove_unnecessary_notes): Test return value.

	* emit-rtl.c (remove_unnecessary_notes): Fix spelling of "necessary".
	* toplev.c, final.c, rtl.h: Adjust.

2000-05-02  Zack Weinberg  <zack@wolery.cumb.org>

	* aclocal.m4 (gcc_AC_CHECK_PROG_VER): New macro.
	* configure.in: Look for makeinfo in the unified tree, then
	for a system makeinfo which is sufficiently new.
	* Makefile.in: If configure says makeinfo is too old, don't
	build or install Info documentation.

2000-05-02  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (collect_params): Fix off-by-one error.
	(dump_hash_helper): Dump all four macro nodetypes.

2000-05-02  Jakub Jelinek  <jakub@redhat.com>

	* cpphash.c (trad_stringify): Adjust p after stringification as
	well.

2000-05-02  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.h (CPP_POP, parse_cleanup_t): Delete.
	(cpp_buffer): Remove cleanup, seen_eof, manual_pop members.

	* cppfiles.c (file_cleanup): Delete.
	* cpphash.c (macro_cleanup): Delete.
	(collect_objlike_expansion, collect_funlike_expansion,
	macarg, scan_arguments): Remove CPP_POP case.

	* cpplex.c (null_cleanup): Delete.
	(cpp_pop_buffer): Do the work that was done in the cleanups
	here.  Call _cpp_unwind_if_stack from here.
	(_cpp_expand_to_buffer, cpp_scan_buffer_nooutput,
	cpp_scan_buffer): Run until we see CPP_EOF and the top of
	stack is the buffer _below_ the one we stacked.
	(cpp_get_token): Always pop an exhausted buffer.  Return
	CPP_EOF unless it's a macro buffer.  Don't call _cpp_handle_eof.
	* cpplib.c (skip_if_group): Don't call cpp_get_token to
	increment the line number.
	(_cpp_handle_eof): Rename to _cpp_unwind_if_stack.

	* fix-header.c (read_scan_file) [parsing getchar()]: Run until
	we see CPP_EOF and the top of stack is the buffer _below_ the
	one we stacked.
	* scan-decls.c: Likewise.

2000-05-02  Andrew Haley  <aph@cygnus.com>

	* config/ia64/ia64.c (ia64_encode_section_info): Handle the case
	where this function is called for the second time on a decl that
	has had its section info changed in such a way as to move it out
	of small data/bss.
	* config/ia64/ia64.h (REDO_SECTION_INFO_P): New definition.

2000-05-01  Richard Henderson  <rth@cygnus.com>

	* ifcvt.c (dead_or_predicable): Set merge_bb->end to the insn before
	the sequence we're moving, not to merge_bb->head.

2000-05-01  Richard Henderson  <rth@cygnus.com>

	* configure.in (alpha*-*-linux-gnulibc1*) [tmake_file]: Remove
	reference to alpha/t-linux.
	(alpha*-*-linux-gnu*): Likewise.
	* configure: Rebuild.

	* calls.c (expand_call): Don't emit reg notes for a sibcall.

	* flow.c (calculate_global_regs_live): Skip for_each_successor_phi
	if not in SSA form.

	* ifcvt.c (if_convert): Only verify_flow_info if ENABLE_CHECKING.

2000-05-01  Jason Merrill  <jason@casey.cygnus.com>

	* integrate.c (copy_decl_for_inlining): Copy TREE_READONLY and
	TREE_THIS_VOLATILE.

2000-05-01  Richard Henderson  <rth@cygnus.com>

	* ifcvt.c (noce_emit_cmove): Conditionally compile call to
	emit_conditional_move.

2000-05-01  Jakub Jelinek  <jakub@redhat.com>

	* config/ia64/linux.h (LINK_SPEC): Use /lib/ld-linux-ia64.so.1
	as the dynamic linker.

2000-05-01  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c (open_include_file): Open file in blocking mode.
	(read_include_file): Don't fcntl(fd, F_SETFL, 0) anymore.
	Only exclude block devices and directories.

	* cpphash.c (_cpp_make_hashnode): Rename make_HASHNODE, now
	static.  Allocate the hashnode and its string in the same
	block of memory.
	(del_HASHNODE): Don't free h->name.
	(_cpp_lookup): If there is no entry for this string, create
	one, of type T_VOID.
	(_cpp_lookup_slot): Delete.
	* cpphash.h: Update prototypes.

	* cpplex.c (maybe_macroexpand): Check for hp->type == T_VOID,
	not hp == NULL.
	* cpplib.c (do_define, do_undef, do_pragma_poison, do_assert,
	do_unassert, cpp_defined): Use _cpp_lookup.  Don't create a
	node here, just fill in the value field properly.  "Delete"
	entries by setting the value field to T_VOID.  Check for
	hp->type == T_VOID, not hp == NULL.

	* Makefile.in (cpplib.o): Don't depend on $(HASHTAB_H).
	* cpperror.c, cppexp.c, cpplex.c, cpplib.c:  Don't include
	hashtab.h.

2000-05-01  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.c (print_operand_address): Do not add
	zero to SP.

	* config/mn10300/mn10300.c (expand_epilogue): If SP is to be
	adjusted by less than 256 bytes, use ret regardless of having any
	callee-saved register to restore.

2000-05-01 Laurynas Biveinis <lauras@softhome.net>

	* tm.texi (TARGET_HAS_F_SETFLKW): Fix typo.

2000-05-01 Mark Elbrecht <snowball3@bigfoot.com>

	* config/i386/djgpp.h (INT_ASM_OP): Define.
	(CPP_PREDEFINES): Rename MSDOS to __MSDOS__.
	(ASM_WEAKEN_LABEL): Define.
	(MASK_BNU210): Define.
	(SUBTARGET_SWITCHES): Define.
	(SUPPORTS_WEAK, SUPPORTS_ONE_ONLY): Define.
	(MAKE_DECL_ONE_ONLY): Define.
	(UNIQUE_SECTION_P, UNIQUE_SECTION): Define.

2000-05-01  Mumit Khan  <khan@xraylith.wisc.edu>

	* i386/cygwin.h (INT_ASM_OP): Define.

Mon May  1 18:20:06 2000  Denis Chertykov  <denisc@overta.ru>

	* config/avr/avr.c (address_cost): renamed to avr_address_cost.
	* config/avr/avr.h (ADDRESS_COST): use avr_address_cost.

Mon May  1 17:50:44 2000  Denis Chertykov  <denisc@overta.ru>

	* config/avr/avr.c (asm_file_start): output 0 as r0 and 1 as r1 in
	__tmp_reg__ and __zero_reg__ initialization.

2000-04-30  Richard Henderson  <rth@cygnus.com>

	* flow.c (propagate_one_insn): Mark sets even when the insn is dead.

	* ifcvt.c (noce_process_if_block): Fail the conversion if X is
	referenced bewteen the condition and the jump.  Don't delete
	anything but the jump.

Sun Apr 30 22:48:24 2000  Jason Eckhardt  <jle@cygnus.com>

	* bb-reorder.c (scope_def): New struct.
	(scope_forest_info): New struct.
	(struct reorder_block_def): New member "scope".
	(REORDER_BLOCK_SCOPE): New macro.
	(relate_bbs_with_scopes): New function and prototype.
	(make_new_scope): Likewise.
	(build_scope_forest): Likewise.
	(remove_scope_notes): Likewise.
	(insert_intra_1): Likewise.
	(insert_intra_bb_scope_notes): Likewise.
	(insert_inter_bb_scope_notes): Likewise.
	(rebuild_scope_notes): Likewise.
	(free_scope_forest_1): Likewise.
	(free_scope_forest): Likewise.
	(dump_scope_forest): Likewise.
	(dump_scope_forest_1): Likewise.
	(chain_reorder_blocks): Set REORDER_BLOCK_SCOPE for new block.
	Update REORDER_BLOCK_EFF_HEAD and REORDER_BLOCK_EFF_END for new
	block.
	(reorder_basic_blocks): Added calls to build_scope_scope_forest
	and remove_scope_notes before reordering is done. Added calls to
	rebuild_scope_notes, free_scope_forest, and reorder_blocks after
	after reordering is done.

2000-40-30  Bruce Korb  <bkorb@gnu.org>

	* fixinc/inclhack.def:  Added definitions needed by OSR5,
	removed two stale entries (defined away with OLD_CPP).
	* fixinc/inclhack.sh: regen
	* fixinc/fixincl.x: regen

2000-04-30  Richard Henderson  <rth@cygnus.com>

	* ifcvt.c (dead_or_predicable): Manually squeeze non-movable notes
	from the last insn in the sequence.

2000-04-30  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplex.c (cpp_idcmp): New function.
	* cpplib.h: Prototype it.
	* scan_decls.c (scan_decls): Use it to inspect token names.
	* fix-header.c (read_scan_file): Likewise.  Set system_header_p on
	the file being run through the preprocessor.
	(check_macro_names): Provide length of token to cpp_defined.

	* Makefile.in: Remove stale warning message.

	* cppfiles.c (redundant_include_p): Provide length of token to
	cpp_defined.
	* cpphash.c (_cpp_make_hashnode, _cpp_lookup_slot): Hash
	values are unsigned int.
	(_cpp_lookup, _cpp_lookup_slot): Do not calculate the length.
	(_cpp_lookup_slot): Do not calculate the hash, either.
	* cpphash.h: Update prototypes.
	* cpplib.c (do_define, do_undef, do_pragma_poison, do_assert):
	Hashes are unsigned int.  Calculate hash here, pass by value
	to _cpp_lookup_slot.

2000-04-30  Bernd Schmidt  <bernds@cygnus.co.uk>

	* simplify-rtx.c (check_value_useless): Delete function.
	(discard_useless_locs): Don't call it; manage N_USELES_VALUES counter
	by hand.
	(cselib_invalidate_regno): Likewise.
	(cselib_invalidate_mem_1): Likewise.
	(references_value_p): Recognize useless values by the fact that they
	have no locations.
	(discard_useless_values): Likewise.
	(cselib_record_set): This may turn a useless value
	into a useful one.

2000-04-30  Richard Henderson  <rth@cygnus.com>

	* config/d30v: New port.

	* configure.in (d30v-*): Set fp format.
	* configure: Rebuild.

2000-04-30  Richard Henderson  <rth@cygnus.com>

	* ifcvt.c: New file.
	* Makefile.in (OBJS): Add it.
	(ifcvt.o): New target.
	* jump.c (jump_optimize_1): Remove all code related to if-conversion,
	and conditional arithmetic.
	(find_insert_position): Remove.
	* timevar.def (TV_IFCVT, TV_IFCVT2): New.
	* toplev.c (DFI_ce, DFI_ce2): New.
	(dump_file): Add ce and ce2 dumps.
	(rest_of_compilation): Run if_convert a couple o times.  Set
	cse_not_expected after cse2.  Don't set no_new_pseudos until
	after sched1 or recompute_reg_usage.

2000-04-30  Richard Henderson  <rth@cygnus.com>

	* config/alpha/t-crtbe (crtbegin.o): Add "-I.".
	(crtend.o, crtbeginS.o, crtendS.o): Likewise.

2000-04-30  Richard Henderson  <rth@cygnus.com>

	* flow.c (struct reg_cond_life_info): New.
	(struct propagate_block_info): Add reg_cond_dead and reg_cond_reg.
	(init_propagate_block_info): Initialize them.
	(free_propagate_block_info): Destruct them.
	(mark_set_1): Consider conditional life before killing a register.
	(mark_regno_cond_dead): New.
	(free_reg_cond_life_info): New.
	(flush_reg_cond_reg_1, flush_reg_cond_reg): New.
	(ior_reg_cond, not_reg_cond, nand_reg_cond): New.
	(mark_used_reg): Record conditional life.

	* haifa-sched.c (schedule_insns): Disable death counting
	sanity check for HAVE_conditional_execution.

2000-04-30  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (TIMEVAR_H): New.
	(ggc-simple.o, ggc-page.o, toplev.o, timevar.o): Use it.
	(timevar.h): Remove rule.

2000-04-29  Richard Henderson  <rth@cygnus.com>

	* config/alpha/crtend.asm: Use C comments instead of #.
	* config/alpha/crtbegin.asm: Likewise.  Mark __dso_handle hidden.

	* config/alpha/elf.h (SELECT_SECTION): Treat CONSTRUCTOR like VAR_DECL.

2000-04-29  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.h (enum node_type: Take out T_MCONST.
	(union hashval): Move into struct hashnode.
	(struct hashnode): Pack tighter.  Remove file, line, col
	members.
	* cpphash.c: Constify most of the macro-definition structures.
	(struct definition): Replace by struct object_defn
	and struct funct_defn.  Put file, line, column information
	here.  All users updated to match.
	(_cpp_create_definition, _cpp_macroexpand): Remove special
	case for #define WORD OTHERWORD.
	* cpplib.c (do_undef): Remove T_MCONST case.

	* cpphash.h: Move struct reflist, struct definition, and the
	DEFINITION typedef to cpphash.c.  Use 'struct definition *' in
	union hashval.  _cpp_free_definition takes a HASHNODE pointer.
	* cpphash.c (_cpp_free_definition): Free data pointed to by
	MCONST, XCONST, MACRO, and FMACRO nodes properly.
	(_cpp_create_definition, del_HASHNODE): Just call
	_cpp_free_definition to clear out a hashnode.
	* cpplib.c (do_pragma_poison): Likewise.

Sat Apr 29 12:25:17 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.h (FIRST_DATA_REGNUM,
	LAST_DATA_REGNUM, FIRST_ADDRESS_REGNUM, LAST_ADDRESS_REGNUM,
	FIRST_EXTENDED_REGNUM, LAST_EXTENDED_REGNUM): New macros.
	(REGNO_SP_P): Redefine in terms of STACK_POINTER_REGNUM.
	(REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_EXTENDED_P,
	REGNO_AM33_P): Redefine in terms of the new macros.
	(CONDITIONAL_REGISTER_USAGE, REGNO_REG_CLASS): Likewise.
	(FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
	STRUCT_VALUE): Likewise.
	(STACK_POINTER_REGNUM, FRAME_POINTER_REGNUM,
	ARG_POINTER_REGNUM, STATIC_CHAIN_REGNUM): Likewise.  Moved.

Sat Apr 29 01:18:45 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* regmove.c (struct record_stack_memrefs_data): New.
	(record_stack_memrefs): New function.
	(combine_stack_adjustments_for_block): Use it.

Sat Apr 29 01:15:27 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* calls.c (calls_function_1):  Properly handle TREE_LIST expressions;
	use special_function_p to detect alloca.

Fri Apr 28 16:30:33 2000  Marc Espie <espie@cvs.openbsd.org>

	* gcc.texi: Fixes for makeinfo 4.0 --html.

2000-04-28  Zack Weinberg  <zack@wolery.cumb.org>

	* pcp.h: Delete file.

2000-04-28  Kazu Hirata  <kazu@hxi.com>

	* h8300.c (function_epilogue): Clean up flags when the last insn
	in a function is a barrier.

2000-04-28  Chris Demetriou  <cgd@sibyte.com>

	* configure.in (sparc-hal-solaris2*): protect [] glob from
	my expansion.
	(mips*-*-ecoff*, mips*-*-elf*, mips*-*-*): use MASK_ defines
	rather than hard-coded constants in target_cpu_default2.
	* configure: Regenerate.

2000-04-28  Jason Merrill  <jason@casey.cygnus.com>

	* tree.c (get_callee_fndecl): Extract the initial value from
	a readonly decl.

2000-04-28  Richard Henderson  <rth@cygnus.com>

	* varasm.c (record_constant_1): Record the CODE_LABEL when
	taking the address of a LABEL_REF.

2000-04-28  Richard Henderson  <rth@cygnus.com>
	    Jan Hubicka  <jh@suse.cz>

	* calls.c (combine_pending_stack_adjustment_and_call): Return the
	adjustment; don't do the stack adjust.
	(expand_call): Call compute_argument_block_size right before
	allocating the block; update comment; don't do alignment sanity
	checking for sibling call; use args_size instead of
	unadjusted_args_size before args_size is adjusted.  Use
	combine_pending_stack_adjustment_and_call to compute stack adjust
	for must_preallocate case.

	* expr.c (push_block): Remove shadow `temp' in inner scope.

2000-04-28  Jason Merrill  <jason@casey.cygnus.com>

	* toplev.c (rest_of_compilation): Call
	note_deferral_of_defined_inline_function even if the function
	can't be inlined.

2000-04-28  Scott Bambrough  <scottb@netwinder.org>

	* cpplex.c (_cpp_scan_line): Fix buffer overwrite.

2000-04-28  Richard Henderson  <rth@cygnus.com>

	* toplev.c (rest_of_type_compilation): Fix sdb TIMEVAR typo.

2000-04-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* timevar.c (init_timevar): DeANSIfy function definition.

2000-04-27  Alex Samuel  <samuel@codesourcery.com>

	* Makefile.in (timevar.o): Depend on flags.h.
	* timevar.c (unused_stack_instances): New variable.
	(timevar_push): Take a timevar_stack_def from
	unused_stack_instances if available.
	(timevar_pop): Push the popped timevar_stack_def onto
	unused_stack_instances.
	(TIMEVAR_ENABLE): New macro.
	(timevar_def): Make standalone a 1-bit field.  Add field used.
	(get_time): Rename parameter to now.  Return after clearing it if
	not TIMEVAR_ENABLE.
	(init_timevar): Do nothing if not TIMEVAR_ENABLE.
	(timevar_pop): Likewise.
	(timevar_stop): Likewise.
	(timevar_push): Likewise.  Mark the timing variable as used.
	(timevar_start): Likewise.
	(timevar_print): Do nothing if not TIMEVAR_ENABLE.  Don't print
	timevars that were never used.

2000-04-27  Mark Mitchell  <mark@codesourcery.com>

	* c-common.c (c_apply_type_quals_to_decl): REFERENCE_TYPES are
	always TREE_READONLY.

2000-04-27  Ulrich Drepper  <drepper@cygnus.com>

	* i386.h (FUNCTION_BLOCK_PROFILER_EXIT): Generate mem reference
	for call instruction with mode QImode.

2000-04-27  Alex Samuel  <samuel@codesourcery.com>

	* Makefile.in (OBJS): Add timevar.o.
	(toplev.o): Depend on timevar.h.
	(ggc-simple.o): Likewise.
	(ggc-page.o): Likewise.
	(timevar.o): New rule.
	(timevar.h): New rule.

	* timevar.h: New file.
	* timevar.c: Likewise.
	* timevar.def: Likewise.

	* toplev.h (gc_time, parse_time, varconst_time): Remove.
	* toplev.c: Use timevar_push and timevar_pop instead of TIMEVAR
	throughout.
	(TIMEVAR): Remove macro.
	(gc_time, parse_time, varconst_time, integration_time, jump_time,
	cse_time, gcse_time, loop_time, cse2_time, branch_prob_time,
	flow_time, combine_time, regmove_time, sched_time,
	local_alloc_time, global_alloc_time, flow2_time, peephole2_time,
	sched2_time, dbr_sched_time, reorder_blocks_time,
	rename_registers_time, shorten_branch_time, stack_reg_time,
	to_ssa_time, from_ssa_time, final_time, symout_time, dump_time,
	all_time): Remove.
	(compile_file): Don't initialize time variables.  Call
	init_timevar and start TV_TOTAL timer.  Call timevar_print instead
	of many calls to print_time.
	(rest_of_compilation): Add timing for reload_cse_regs.
	(get_run_time): Removed to timevar.c.
	(print_time): Likewise.
	(get_run_time): Implement using TV_TOTAL time variable.
	(print_time): Get total run time from get_run_time.
	* ggc-page.c (ggc_collect): Push and pop TV_GC instead of
	computing elapsed time explicitly.
	* ggc-simple.c (ggc_collect): Likewise.
	(gc_time): Remove declaration.

2000-04-27  Mark Mitchell  <mark@codesourcery.com>

	* calls.c (combine_pending_stack_adjustment_and_call): New function.
	(expand_call): Use it.

2000-04-27  Jan Hubicka  <jh@suse.cz>

	* flow.c (mark_set_1):  Handle MEMs in ZERO_EXTRACT/SIGN_EXTRACT
	fields.

Thu Apr 27 12:47:00 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.md (movhi): Simplify.  Prefer data
	registers.

Thu Apr 27 17:33:05 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* function.c (epilogue_done): Pass whole insn to record_insns.

Thu Apr 27 16:55:28 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* cse.c (CSE_ADDRESS_COST): Remove.
	(find_best_addr): Add new parameter "MODE", use address_cost instead
	of CSE_ADDRESS_COST
	(address_cost): New.
	(fold_rtx): Update call of find_best_addr.
	* rtl.h (address_cost): Declare.
	* loop.c (general_induction_var): Add new parameter "MODE", use
	address_cost instead of ADDRESS_COST
	(init_loop): Use address_cost instead of ADDRESS_COST.
	(check_insn_for_givs): Update call of general_induction_var.
	(find_mem_givs): Likewise.
	(consec_sets_giv): Likewise.
	* config/i386/i386.h (ADDRESS_COST): Call ix86_address_cost.
	* i386.c (ix86_address_cost): New.
	* i386-protos.h (ix86_address_cost): Declare.

Thu Apr 27 11:45:16 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.md (movqi): Simplify.  Prefer data
	registers.

Thu Apr 27 16:11:00 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* expr.c (store_expr): Use clear_storage instead of direct memset
	libcall.

Thu Apr 27 10:36:51 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.c (mn10300_address_cost): Test
	ASHIFT, AND and LABEL_REF.

Thu Apr 27 15:08:46 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* invoke.texi (-foptimize-sibling-calls): Fix.

Thu Apr 27 14:54:22 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* loop.c (load_mems)  Don't use hard registers for the hoisting.

	* unroll.c (unroll_loop): Avoid overflow in the n_iterations
	calculation; rename const_equiv array in the preconditioning code
	from loop_unroll to loop_unroll_precondition

2000-04-27  Richard Henderson  <rth@cygnus.com>

	* flow.c (struct propagate_block_info): Remove new_dead, new_live;
	add new_set.
	(propagate_one_insn): Clear it.  Don't update reg_live here.
	(init_propagate_block_info): Update for pbi member changes.
	(free_propagate_block_info): Likewise.
	(mark_set_1): Know that zero_extract, sign_extract, and
	strict_low_part don't kill their argument.  Alter hard subregs.
	Update new_set for non-CLOBBER sets.  Update reg_live.
	(find_auto_inc): Update reg_live, not new_dead.
	(mark_used_reg): Update reg_live, not new_live.  Examine new_set
	to determine if the reg in question was set this insn.  Only update
	reg info with PROP_REG_INFO.

2000-04-26  Richard Henderson  <rth@cygnus.com>

	* flow.c (allocate_reg_life_data): Set max_regno here ...
	(life_analysis): ... not here.

	* flow.c (calculate_global_regs_live): Force stack pointer
	live at end.

2000-04-26  Richard Henderson  <rth@cygnus.com>

	* jump.c (redirect_exp_1): Rework from old redirect_exp.  Never
	commit change group changes.
	(invert_exp_1): Similarly.
	(redirect_exp, invert_exp): Use them.
	(redirect_jump_1): New.
	(invert_jump_1): New.
	(jump_optimize_1): Remove code subsumed by condexec.c.
	* rtl.h (invert_jump_1, redirect_jump_1): Declare.

2000-04-26  Richard Henderson  <rth@cygnus.com>

	* rtlanal.c (dead_or_set_regno_p): Use find_regno_note.

	* genconfig.c (main): Set all HAVE_foo to 1.

	* graph.c (node_data): Use GET_NOTE_INSN_NAME instead of local array.

2000-04-26  Alex Samuel  <samuel@codesourcery.com>

	* invoke.texi: Document -fssa flag.

2000-04-26  Richard Henderson  <rth@cygnus.com>

	* flow.c (count_reg_sets_1): Remove.
	(count_reg_sets, count_reg_references): Remove.
	(recompute_reg_usage): Implement with update_life_info.
	Reallocate life data.

2000-04-26  Richard Henderson  <rth@cygnus.com>

	* flow.c (update_life_info): Consider blocks null to mean the
	universal set.
	(calculate_global_regs_live): Likewise.
	(life_analysis): Do that instead of collecting all_blocks.

2000-04-26  Richard Henderson  <rth@cygnus.com>

	* flow.c (tidy_fallthru_edge): Don't delete the jump when it's
	a still-valid conditional jump.

2000-04-26  Richard Henderson  <rth@cygnus.com>

	* jump.c (invert_jump): Always invert REG_BR_PROB.  Do it correctly.

	* bb-reorder.c (reorder_basic_blocks): Don't run estimate_probability.
	* flow.c (calculate_loop_depth): Remove.
	* output.h (calculate_loop_depth): Don't declare.
	* toplev.c (rest_of_compilation): Expand calculate_loop_depth
	inline; run estimate_probability at the same time.

2000-04-26  Neil Booth  <NeilB@earthling.net>

	* cpplib.h: "~=" is not a single pp-token.
	* cpplex.c: Correct commentary.

2000-04-26  Richard Henderson  <rth@cygnus.com>

	* flow.c (mark_set_1): New arguments code and flags; update all
	callers.  Track regno_first and regno_last; do HARD_REGNO_NREGS
	test in one place.  Tidy flags tests.  Don't bias REG_N_REFS by
	loop_depth when optimizing for size.  Do new_dead update after
	emitting REG_UNUSED notes.  Merge mark_set_reg code.
	(mark_set_reg): Remove.
	(propagate_one_insn): Use mark_set_1 for call-clobbered registers;
	arrange to not emit REG_UNUSED notes.

2000-04-26  Richard Henderson  <rth@cygnus.com>

	* flow.c (find_auto_inc): Use pbi->bb instead of BLOCK_FOR_INSN.
	* ssa.c (convert_from_ssa): Don't run compute_bb_for_insn.

2000-04-26  Richard Henderson  <rth@cygnus.com>

	* flow.c (propagate_one_insn): Break out from propagate_block.
	(init_propagate_block_info): Likewise.
	(free_propagate_block_info): Likewise.
	(propagate_block): Use them.  Export.
	* basic-block.h: Declare them all.

2000-04-26  Richard Henderson  <rth@cygnus.com>

	* basic-block.h (life_analysis): Declare here ...
	* output.h: ... not here.
	* flow.c (life_analysis): Remove nregs parameter; replace
	remove_dead_code with flags.  Remove ssa dead code check.
	Only init alias analysis if we'll use it.
	* reg-stack.c (reg_to_stack): Update life_analysis arguments.
	* ssa.c (convert_to_ssa): Likewise.
	(convert_from_ssa): Likewise.
	* toplev.c (rest_of_compilation): Likewise.

2000-04-26  Richard Henderson  <rth@cygnus.com>

	* flow.c (flow_delete_block): Rename from delete_block.  Export.
	* basic-block.h (flow_delete_block): Declare.

2000-04-26  David S. Miller  <davem@redhat.com>

	* optabs.c (emit_libcall_block): Verify insns with INSN_P before
	taking a PATTERN of it.

2000-04-26  <NeilB@earthling.net>

	* cpplex.c (spell_other, spell_char): Remove.
	(SPELL_CHAR): New.
	(token_spelling, trigraph_map): Use unsigned chars.
	(_cpp_lex_line): Tidy up the switch statement.
	* cpplib.h: Implement spell_char with spell_string.
	(C): New.

2000-04-26  <RodneyBrown@pmsc.com>

	* pa/pa32-regs.h (HARD_REGNO_MODE_OK): Warning removal.
	* pa/pa64-regs.h (HARD_REGNO_MODE_OK): Warning removal.

2000-04-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* dwarf2out.c (dw_cfi_oprnd_struct, dw_fde_struct, add_fde_cfi,
	reg_save, dwarf2out_frame_debug_expr, dwarf2out_def_cfa,
	dwarf2out_window_save, dwarf2out_args_size, dwarf2out_reg_save,
	dwarf2out_return_save, dwarf2out_return_reg,
	dwarf2out_stack_adjust, dwarf2out_frame_debug, primary_filename,
	add_AT_lbl_id, add_AT_lbl_offset, type_tag, decl_start_label,
	gen_compile_unit_die, dwarf2out_init): Constify a char*.

	* dwarf2out.h (dwarf2out_init): Likewise.

	* dwarfout.c (filename_entry, primary_filename, last_filename,
	type_tag, output_compile_unit_die, dwarfout_init): Likewise.

	* tree.h (dwarf2out_def_cfa, dwarf2out_window_save,
	dwarf2out_args_size, dwarf2out_reg_save, dwarf2out_return_save,
	dwarf2out_return_reg): Likewise.

2000-04-26  Andreas Jaeger  <aj@suse.de>

	* extend.texi (Function Attributes): Fix description of pure
	attribute.

2000-04-26  Jason Merrill  <jason@casey.cygnus.com>

	* integrate.c (output_inline_function): Do clear DECL_DEFER_OUTPUT
	before calling rest_of_compilation.

2000-04-26  Andreas Jaeger  <aj@suse.de>

	* config/mips/linux.h: Remove erroneous commit of #if 0/#endif in
	last patch.

2000-04-25  Richard Henderson  <rth@cygnus.com>

	* cse.c (cse_insn): Emit barrier after unconditional jump.

	* calls.c (expand_call): Disable tail call generation once
	rtx_equal_function_value_matters is false.

	* reg-stack.c (convert_regs_1): Treat EDGE_ABNORMAL_CALL edges
	like EDGE_EH edges.

2000-04-25  Jason Merrill  <jason@casey.cygnus.com>

	* dwarf2out.c (add_bound_info): Don't crash on an unexpanded SAVE_EXPR.

	* dwarfout.c (output_decl): Ignore NAMESPACE_DECLs.

	* dwarf2out.c (gen_subprogram_die): The class-scope declaration DIE
	is the primary DIE for a member function.
	(gen_decl_die): Call set_decl_origin_self here.
	* dwarfout.c (output_decl): And here.
	* integrate.c (output_inline_function): Not here.
	Don't clear DECL_INLINE until after calling rest_of_compilation.
	(set_decl_origin_self): No longer static.
	* tree.h: Add prototype.
	* toplev.c (note_deferral_of_defined_inline_function): Only write
	out abstract instance for actual inlines.

2000-04-25  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Return
	EXTENDED_REGS only if TARGET_AM33.
	* config/mn10300/mn10300.md (movsi, addsi): Avoid exposing
	SP_REGS to register allocation and reloading unless absolutely
	necessary.
	(movsi3): Remove special-case of adding non-constants to SP.

2000-04-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* aclocal.m4 (gcc_AC_NEED_DECLARATION): This macro now requires
	INCLUDES to search and does not provide any of its own.  Also it
	now accepts optional ACTION-IF-NEEDED and ACTION-IF-NOT-NEEDED
	parameters.  Also it does not call AC_DEFINE.
	(gcc_AC_NEED_DECLARATIONS): Likewise.  Also this macro now calls
	AC_DEFINE and provides for automatic entries for autoheader.
	(gcc_AC_FUNC_PRINTF_PTR): Cleanup C code in test.

	* configure.in (gcc_AC_NEED_DECLARATIONS): Save and restore CFLAGS
	so we can pass -I flags and include gansidecl.h/system.h in this
	test.

	* acconfig.h: Delete all NEED_DECLARATION_* entries.

2000-04-25  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* acconfig.h (ENABLE_STD_NAMESPACE, ENABLE_CHECKING,
	ENABLE_TREE_CHECKING, ENABLE_RTL_CHECKING, ENABLE_GC_CHECKING,
	ENABLE_GC_ALWAYS_COLLECT): Delete entries.

	* configure.in (ENABLE_STD_NAMESPACE, ENABLE_CHECKING,
	ENABLE_TREE_CHECKING, ENABLE_RTL_CHECKING, ENABLE_GC_CHECKING,
	ENABLE_GC_ALWAYS_COLLECT): Use three argument form of AC_DEFINE
	for these macros.  Clean up spacing and linewraps.

2000-04-26  Jason Merrill  <jason@casey.cygnus.com>

	* calls.c (expand_call): Use get_callee_fndecl.

	* print-tree.c (print_node): Print the chain of an _EXPR.

Tue Apr 25 16:16:04 2000  Andrew MacLeod  <amacleod@cygnus.com>
			  Jim Wilson  <wilson@cygnus.com>
			  Andrew Haley  <aph@cygnus.com>

	* config/ia64/crtbegin.asm: Add IA-64 unwind support.  Correct alloc
	and gp save/restore problems.
	* config/ia64/crtend.asm: Add IA-64 unwind support.
	* config/ia64/ia64.c (ia64_compute_frame_size): Don't include pr_size
	in fr_pad_size calculation.
	(save_restore_insns): Move PR save area.  Correct uses of
	RTX_FRAME_RELATED_P.
	(ia64_expand_prologue): Mark alloc with RTX_FRAME_RELATED_P.
	(ia64_expand_epilogue): Add eh_epilogue support.
	(ia64_function_prologue): Emit .prologue directive.
	(ia64_init_machine_status, ia64_mark_machine_status): New functions.
	(ia64_override_options): Set init_machine_status and
	mark_machine_status.
	(rtx_needs_barrier): Handle bsp reads and writes.
	(spill_offset, sp_offset, spill_offset_emitted, tmp_reg, tmp_saved):
	New static variables.
	(process_set, process_for_unwind_directive): New functions.
	* config/ia64/ia64.h (ASM_OUTPUT_XDATA_CHAR, ASM_OUTPUT_XDATA_SHORT,
	ASM_OUTPUT_XDATA_INT, ASM_OUTPUT_XDATA_DOUBLE_INT, ASM_OUTPUT_EH_CHAR,
	ASM_OUTPUT_EH_SHORT, ASM_OUTPUT_EH_INT, ASM_OUTPUT_EH_DOUBLE_INT): New
	macros.
	(EH_FRAME_SECTION_ASM_OP): Define to IA_64.unwind section.
	(IA64_UNWIND_INFO, HANDLER_SECTION, IA64_UNWIND_EMIT): Define.
	(struct machine_function): Define.
	* config/ia64/ia64.md (bsp_value, set_bsp, eh_epilogue): New patterns.

2000-04-25  Bruce Korb  <bkorb@gnu.org>

	* fixinc/Makefile.in: make the removal of old programs more
	robust
	* fixinc/mkfixinc.sh: use the two new targets in the Makefile:
	install-bin and install-sh

2000-04-25  Nick Clifton  <nickc@cygnus.com>

	* integrate.c (FUNCTION_ATTRIBUTE_INLINABLE_P): If not
	defined, define to return zero.
	(function_cannot_inline_p): If a function has any target
	specific attributes, then use the macro
	FUNCTION_ATTRIBUTE_INLINABLE_P to allow the target to decide
	whether it can be inlined.  If it cannot, issue a suitable
	explanation.

	* tm.texi: Add a new node 'Inlining' to document the new macro
	FUNCTION_ATTRIBUTE_INLINABLE_P.

2000-04-25  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.h (struct cpp_buffer): Add 'mapped' flag; fix
	commentary.

2000-04-25  Neil Booth  <NeilB@earthling.net>

	Restore previous patch, plus the following fixes:

	* cpphash.c (_cpp_create_definition): Test PREV_WHITESPACE in
	flags, not CPP_OPEN_PAREN.
	* cpplex.c (expand_token_space, init_token_list,
	cpp_free_token_list): Put the dummy token at list->tokens[-1].
	(_cpp_lex_line, _cpp_lex_file): token list is 0-based.

Tue Apr 25 14:06:40 2000  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* config/i386/freebsd.h (INT_ASM_OP): Define.

Tue Apr 25 14:51:07 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* loop.c (strength_reduce): Fix typo in the last checkin.

Tue Apr 25 07:33:12 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* stor-layout.c (finalize_record_size): Simplify to use existing
	functions.
	(compute_record_mode): No longer static.
	* tree.h (compute_record_mode): New declaration.

2000-04-25  Neil Booth  <NeilB@earthling.net>

	* Revert my patch below until cause of build failures
	determined.

2000-04-25  Richard Henderson  <rth@cygnus.com>

	* combine.c (combine_instructions): Add missing argument
	to try_combine.

	* toplev.c (rest_of_compilation): Delay sibcall optimization
	until after emit_eh_context.

2000-04-24  Nick Clifton  <nickc@redhat.com>

	* combine.c (combine_instructions): Do not try to combine a
	sequence of insns when the second insn has been replaced by a
	note.

Mon Apr 24 17:34:18 2000  Mumit Khan  <khan@xraylith.wisc.edu>

	* gcc.c (load_specs): New static function.
	(read_specs): Use it.

	* gcc.c (lookup_compiler): Make multiple passes for case
	insensitive filesystems.

2000-04-24  Neil Booth  <NeilB@earthling.net>

	* cpphash.c: replace HSPACE_BEFORE with PREV_WHITESPACE.
	* cpphash.h (_cpp_check_directive): new.
	* cpplex.c (handle_newline, cpp_free_token_list,
	init_trigraph_map, trigraph_ok, trigraph_replace,
	backslash_start, skip_block_comment, skip_line_comment,
	skip_whitespace, parse_name, parse_number, parse_string,
	copy_comment, _cpp_lex_line, spell_char, spell_string,
	spell_comment, spell_name, spell_other, _cpp_lex_file,
	_cpp_output_list): new.
	(expand_name_space): take length argument.
	(init_token_list): add comment list initialisation.
	(cpp_scan_line): use auto_expand_name_space.  PREV_WHITESPACE
	instead of HSPACE_BEFORE.

	* cpplib.c (_cpp_check_directive): new
	* cpplib.h (cpp_name, PREV_WHITESPACE, PREV_COMMENT,
	DIGRAPH, UNSIGNED_INT, TOK_NAME): new.
	(HSPACE_BEFORE): delete.
	(TTYPE_TABLE): rearrange.
	(struct cpp_toklist): update.

2000-04-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* aclocal.m4 (gcc_AC_HEADER_STRING, gcc_AC_FUNC_PRINTF_PTR,
	gcc_AC_C_VOLATILE, gcc_AC_FUNC_MKDIR_TAKES_ONE_ARG): Use the three
	argument form of AC_DEFINE.

	* configure.in (DEFAULT_LINKER, DEFAULT_ASSEMBLER,
	HAVE_INTTYPES_H, PACKAGE, VERSION, ENABLE_WIN32_REGISTRY,
	WIN32_REGISTRY_KEY, HAVE_GAS_SUBSECTION_ORDERING, HAVE_GAS_WEAK,
	HAVE_GAS_HIDDEN, HAVE_AS_REGISTER_PSEUDO_OP, AS_SPARC64_FLAG,
	HAVE_AS_OFFSETABLE_LO10, ENABLE_NEW_GXX_ABI): Likewise.

	* acconfig.h: Delete stubs made redundant by 3-arg AC_DEFINE.

2000-04-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* Makefile.in (GCC_FOR_TARGET, GCC_CFLAGS, LIBGCC2_INCLUDES,
	deduced.h): Use -isystem, not -I, for including system headers.

2000-04-24  Nick Clifton  <nickc@cygnus.com>

	* config/fr30/fr30.md (addsi3): Do not use small add instruction if
	the source register is the frame pointer or arg pointer.
	(addsi3_small_int): Disallow if source register is the frame
	pointer or arg pointer.

2000-04-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* configure.in (ENUM_BITFIELDS_ARE_UNSIGNED): Delete redundant
	call to AC_MSG_RESULT.

2000-04-24  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

	* invoke.texi: Correct grammatical errors, document
	-fno-gnu-keywords as identical to -fno-asm for C++.

2000-04-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* aclocal.m4: (GCC_HEADER_STRING, GCC_NEED_DECLARATION,
	GCC_NEED_DECLARATIONS, GCC_FUNC_VFPRINTF_DOPRNT,
	GCC_FUNC_PRINTF_PTR, GCC_PROG_LN_S, GCC_PROG_LN, GCC_C_VOLATILE,
	AC_GCC_C_LONG_DOUBLE, GCC_FUNC_MKDIR_TAKES_ONE_ARG,
	EGCS_PROG_INSTALL): Rename autoconf macros with prefix gcc_AC_.

	* configure.in (AC_GCC_C_LONG_DOUBLE, GCC_PROG_LN, GCC_PROG_LN_S,
	GCC_C_VOLATILE, EGCS_PROG_INSTALL, GCC_HEADER_STRING,
	GCC_FUNC_VFPRINTF_DOPRNT, GCC_FUNC_PRINTF_PTR,
	GCC_NEED_DECLARATIONS, GCC_FUNC_MKDIR_TAKES_ONE_ARG): Invoke with
	new macros names.

2000-04-24  Mumit Khan  <khan@xraylith.wisc.edu>

	* c-pragma.c (push_alignment): Use BITS_PER_UNIT macro.
	(pop_alignment): Likewise.
	(handle_pragma_token): Likewise.

2000-04-24  Robert Lipe <robertlipe@usa.net>

	* tree.h (tree_decl): Member `mode' now ENUM_BITFIELD.

2000-04-24  Hiroyuki Machida <machida@sm.sony.co.jp>

	* combine.c (try_combine): Update reg_nonzero_bits of
	newi2pat before newpat.

Mon Apr 24 10:19:48 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* loop.c (strength_reduce): Simplify test to INSN_P.
	(record_giv): Attempt to simplify the add value, use CONSTANT_P
	expressions instead of CONST_INT.
	(express_from_1): Likewise.

2000-04-24  Mark Mitchell  <mark@codesourcery.com>

	* regs.h (reg_n_max): Don't declare.
	* flow.c (reg_n_max): Don't define.
	* regclass.c (renumber): Don't initialize to zero.
	(regno_allocated): Likewise.
	(reg_n_max): Define.
	(allocate_reg_info): Don't initialize unnecessarily.

Mon Apr 24 00:21:36 2000  Jeffrey A Law  (law@cygnus.com)

	* genattrtab.c (find_attr): Initialize unsigned_p, func_units_p
	and blockage_p in the newly allocated attribute.

Sun Apr 23 20:16:49 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.md (addsi): `inc4' on address
	registers does not modify cc, but `inc' on an extended
	register does.

Sun Apr 23 16:24:35 2000  Denis Chertykov  <denisc@overta.ru>

	* reload.c (find_equiv_reg): Checks all valueno regs
	as a reload_reg_p regs.

2000-04-23  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (collect_objlike_expansion): Add sanity check.
	(special_symbol): Remove case T_CONST, T_XCONST, T_MCONST.  If
	the buffer is the empty string, return.  Mark __DATE__ and
	__TIME__ as XCONST nodes, not MCONST.
	(_cpp_macroexpand): Avoid pushing an empty buffer.
	(funlike_macroexpand): Don't pop token_buffer here.

Sun Apr 23 18:37:53 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.h (REGNO_IN_RANGE_P): New macro.
	(REGNO_DATA_P, REGNO_ADDRESS_P, REGNO_SP_P): New macros.
	(REGNO_EXTENDED_P, REGNO_AM33_P): New macros.
	(REGNO_OK_FOR_BASE_P): Define in terms of them.
	(REGNO_OK_FOR_BIT_BASE_P, REGNO_OK_FOR_INDEX_P): Likewise.
	(REG_OK_FOR_BASE_P): Define in terms of the REGNO macro.
	(REG_OK_FOR_BIT_BASE_P, REG_OK_FOR_INDEX_P): Likewise.

Sun Apr 23 22:23:08 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* loop.c (simplify_giv_expr):  Be more agressive on simplifying
	constant MULT givs.

2000-04-23  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.h (struct definition): Move file, line, col members...
	(struct hashnode): ... here.  Also add 'disabled' flag.
	(enum node_type): Add T_VOID, T_XCONST, T_FMACRO, and
	T_IDENTITY.  Remove T_DISABLED.
	Update prototypes.

	* cpphash.c (_cpp_dump_definition): Split out dump_DEFINITION.
	(collect_expansion): Split into collect_objlike_expansion and
	collect_funlike_expansion.
	(_cpp_macroexpand): Split out scan_arguments, stringify, and
	funlike_macroexpand.
	(_cpp_compare_defs): Rename compare_defs, make static.
	(_cpp_make_hashnode): Initialize hp->disabled.
	(macro_cleanup): Adjust for new token types.  Clear
	m->disabled.
	(_cpp_create_definition): Move code here to determine what
	sort of macro it is, and code to check for redefinitions, from
	do_define.  Implement a few simple cases without creating a
	full DEFINITION.
	(_cpp_macroexpand, special_symbol, _cpp_dump_definition):
	Handle the simple cases.
	(push_macro_expansion): Set buf->has_escapes and hp->disabled
	here.

	* cppinit.c (builtin_array): Change MCONST to XCONST
	everywhere.
	* cpplex.c (maybe_macroexpand): Handle IDENTITY macros here;
	fix check for disabled and function-like macros.
	* cpplib.c (do_define): Move most logic to
	_cpp_create_definition.
	(do_undef): Handle new special token types.

Sun Apr 23 14:27:44 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* loop.c (maybe_eliminate_biv_1): Use GET_CODE (x) == CONST_INT instead
	of CONSTANT_P for mult_val; always use validate_change to update insn.

2000-04-22  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (trad_stringify, add_pat): New functions.
	(collect_expansion): Restore support for -traditional syntax.
	Use trad_stringify and add_pat.
	(_cpp_macroexpand): Restore support for -traditional semantics.
	* cpplex.c (_cpp_scan_line): Don't change space_before if we
	get a COMMENT token.
	(_cpp_lex_token): Provide COMMENT tokens to caller if
	traditional and parsing_define_directive.
	(skip_comment): Warn about // comments if -Wtraditional.
	* cpplib.c (do_define): Fix typo.  Create EMPTY nodes with
	proper node type.
	(do_undef): Don't warn about undefining EMPTY nodes.

Sat Apr 22 22:35:38 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* loop.c (strength_reduce): Fix biv removal code.

2000-04-22  Richard Henderson  <rth@cygnus.com>

	* predict.c (estimate_probability): Examine both sides of
	a branch for no exits.  Use 90% not 50% for predict taken.
	Reorg for one copy of note generation code.

2000-04-22  Richard Henderson  <rth@cygnus.com>

	* flow.c (mark_used_reg): Hack around rs6000 eliminable pic reg.

2000-04-22  Richard Henderson  <rth@cygnus.com>

	* diagnostic.c (init_output_buffer): Don't initialize format_args.
	(output_clear): Likewise.
	(output_printf): Use va_copy.
	(vline_wrapper_message_with_location): Likewise.
	(v_message_with_decl): Likewise.
	(line_wrapper_printf): VA_START infor buffer.format_args directly.
	* system.h (va_copy): Provide default implementation.

2000-04-22  Richard Henderson  <rth@cygnus.com>

	* predict.c (expected_value_to_br_prob): Don't bomb if op1 of
	the collected condition is not a constant.

2000-04-22  Gabriel Dos Reis  <gdr@codesourcery.com>

	* diagnostic.h: New file.

	* Makefile.in (diagnostic.o): Depends on diagnostic.h

	* diagnostic.c: Tweak.  Rationalize the output logic.  Adjust
	various function prototypes.
	(diagnostic.h): #include.
	(struct output_buffer): Move into diagnostic.h.
	(get_output_prefix): Rename to output_get_prefix.  Export.
	(init_output_buffer): Export. Break out.  Adjust initialization.
	(output_space_left, output_append): Export.
	(output_newline): Rename to output_add_newline.  Export.
	(output_clear): Nullify additional output_buffer fields.
	(output_puts): Rename to output_add_string.  Export.
	(dump_output): Rename to output_flush_on.  Export.
	(build_location_prefix): Constify return-type.
	(emit_output_prefix): Rename to output_emit_prefix. Export.
	(set_real_maximum_length): New function.
	(output_set_maximum_length): Ditto
	(output_clear): Ditto.
	(output_add_character): Ditto.
	(output_add_integer): Ditto.
	(output_add_space): Ditto.
	(output_format): Ditto.
	(output_printf): Adjust buffer initialization.
	(vline_wrapper_message_with_location): Ditto.
	(v_message_with_decl): Ditto.  Adjust call to output_puts
	and get_output_prefix.
	(default_print_error_function): Adjust buffer initialization.

Sat Apr 22 06:45:04 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* expr.c (preexpand_calls, case CALL_EXPR): Don't look at TYPE_SIZE
	of VOID_TYPE.

Fri Apr 21 18:33:09 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.h (REGNO_REG_CLASS): Use NO_REGS instead
	of explicit 0.

Fri Apr 21 18:30:00 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.h (REGISTER_MOVE_COST): Provide more
	accurate data about SP moves.

Fri Apr 21 18:28:28 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.h (ADDITIONAL_REGISTER_NAMES): Added
	aliases to AM33 registers.

Fri Apr 21 18:26:17 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.h (REG_CLASS_CONTENTS): Added register 16
	to all EXTENDED bitmaps.

Fri Apr 21 18:17:12 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300-protos.h (mn10300_address_cost): Declare.
	* config/mn10300/mn10300.h (ADDRESS_COST): New macro.
	* config/mn10300/mn10300.c (mn10300_address_cost): New function.

Fri Apr 21 18:11:56 2000  Alexandre Oliva  <aoliva@cygnus.com>

	* config/mn10300/mn10300.md (movdi, movdf): Do not use `movu' when
	the operand is not constant.

Fri Apr 21 14:58:29 2000  Denis Chertykov  <denisc@overta.ru>

	* reload.c (find_equiv_reg): Checks all valueno and regno regs
	as a call-clobbered regs.

Fri Apr 21 13:30:26 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* rtl.c: Use NOTE_INSN_REPEATED_LINE_NUMBER and NOTE_INSN_RANGE_BEG.
	* rtl.h: Likewise.
	* rtl.def: Update comment.
	* function.c (expand_function): Use NOTE_INSN_REPEATED_LINE_NUMBER.
	* integrate.c (expand_inline_function): Likewise.
	* profile.c (branch_prob): Likewise.
	* ggc-common.c (ggc_mark_rtx_children): Use NOTE_INSN_RANGE_BEG.
	* print-rtl.c (print_rtx): Likewise.
	* haifa-sched.c (sched_analyze, unlink_other_notes): Likewise.
	(reemit_notes): Likewise; also use enum insn_note.

	* stor-layout.c (layout_decl): Only set DECL_MODE if not already set.
	(place_field): Properly compute know and actual alignment.

	* gengenrtl.c (gencode): Write obstack_alloc_rtx function start
	in proper format.

	* cse.c (cse_insn): In (set REG0 REG1) case, remove a REG_EQUAL
	note for REG1.

2000-04-21  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (struct arg, struct arglist): Const-ify strings.
	(warn_trad_stringify, duplicate_arg_p): New helper functions.
	(collect_expansion): Rewrite to scan over a token list.
	Remove -traditional support.
	(collect_formal_parameters): Rename to collect_params; rewrite
	to scan over a token list.
	(_cpp_create_definition): Adjust to scan a token list.
	(_cpp_macroexpand): Remove -traditional support.
	(_cpp_compare_defs): Whitespace is now canonicalized.
	(comp_def_part): Delete function.

	* cpphash.h: Update prototypes.
	* cpplex.c (init_token_list): Don't set lineno if there is no
	buffer.
	(pedantic_whitespace): New function.
	(_cpp_scan_line): Mark tokens that had hspace before.  Don't
	consume a newline.  Use pedantic_whitespace.
	(_cpp_lex_token): Remove support for -traditional macros.
	(_cpp_get_define_token): Delete.
	(_cpp_get_directive_token): Do the real work here.  Use
	pedantic_whitespace.
	(_cpp_init_input_buffer): Initialize pfile->directbuf.

	* cpplib.c (get_macro_name): Delete.
	(do_define): Read the entire line into pfile->directbuf, then
	feed the token list to _cpp_create_definition.
	* cpplib.h (HSPACE_BEFORE): new define.
	(struct cpp_reader): Add a toklist member, "directbuf".

	* predict.c (estimate_probability): New heuristic: if a jump
	branches around a block with no successors, predict it taken.
	Disentangle control flow.

2000-04-20  Richard Henderson  <rth@cygnus.com>

	* loop.c (emit_iv_add_mult): Revert last change.

2000-04-20  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.h (enum cpp_ttype): Add token types for all
	punctuators.  Distinguish pp-numbers from valid C numbers.
	Give some tokens better names.  Initialize from macro.
	(struct cpp_name, cpp_token, cpp_toklist): New data
	structures.
	Update prototypes.
	* cpplex.c (bump_column, expand_name_space,
	expand_token_space, init_token_list, cpp_output_list,
	_cpp_scan_line):  New functions.
	(output_line_command): Add third argument, new line number.
	* cpphash.h: Update prototypes.
	* cppexp.c, cpphash.c, cpplib.c, scan-decls.c: Update for new
	token names.

2000-04-20  Richard Henderson  <rth@cygnus.com>

	* config/alpha/alpha.c (alpha_emit_floatuns): Emit missing barrier.

2000-04-20  Zack Weinberg  <zack@wolery.cumb.org>

	* c-common.c (decl_attributes) [A_ALIAS]: Set TREE_USED on the
	object pointed to.

Thu Apr 20 14:19:18 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* loop.c (emit_iv_add_mult):  Simplify it's input and emit
	REG_EQUAL note explaining the calculated value.

	* calls.c (expand_call): Avoid unnecesary precalculation
	and outgoing parameters space guarding for sibling calls.
	(store_one_arg): Likewise.

Thu Apr 20 08:01:07 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* toplev.c (enum dump_file_index, dump_file): Add DFI_sibling.
	(rest_of_compilation): Write sibling dump file and account
	for time as jump time.
	* invoke.texi: Update documentation on dump flags.

2000-04-19  Marek Michalkiewicz  <marekm@linux.org.pl>

	* avr.c: #include "system.h" instead of <stdio.h> and <stdlib.h>.

2000-04-19  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (special_symbol): Represent an empty macro with
	"\r \r " not just "\r ".
	(_cpp_macroexpand): Correct condition for the foo ( ) special
	case.
	(unsafe_chars): Handle EOF as second argument.
	(push_macro_expansion): Simplify test for removing escape at
	end.  Do not trim both escapes if there is no text in between.

2000-04-19  Jim Blandy  <jimb@redhat.com>

	* dwarf2out.c (DWARF2_ADDR_SIZE): New macro.  Use it instead
	of PTR_SIZE, when appropriate.

2000-04-19  Mark Mitchell  <mark@codesourcery.com>

	* system.h (ONLY_INT_FIELDS): Make sure it is defined.
	(USE_ENUM_BITFIELDS): Fix typo.

Wed Apr 19 12:14:55 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* stor-layout.c (place_field): Set rli->offset_align properly.

2000-04-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* mips.h (BITS_PER_WORD, UNITS_PER_WORD, UNITS_PER_FPREG,
	INT_TYPE_SIZE, LONG_TYPE_SIZE, POINTER_SIZE, POINTER_BOUNDARY,
	PARM_BOUNDARY): Remove unnecessary casts.

Wed Apr 19 12:02:37 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* calls.c (precompute_arguments): Remove must_preallocate and
	args_size calls.
	(expand_call): Update call of precompute_arguments.

	* loop.c (check_insn_for_bivs, for_every_insn_in_loop,
	check_insn_for_givs): Break out from ...
	(strength_reduce) ... here; use for_every_insn_in_loop to call
	check_insn_for_givs.
	* loop.h (for_every_insn_in_loop): Declare.
	(loop_insn_callback): New type.

2000-04-18  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.c (do_pragma_poison):  Strings in the token buffer are
	not nul-terminated.

Tue Apr 18 16:04:12 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/sysv4.h (SELECT_SECTION): Use data_section if
	flag_pic and RELOC.

2000-04-18  Zack Weinberg  <zack@wolery.cumb.org>

	* cccp.c, cexp.y, cexp.c, cccp.1: Removed.

	* configure.in: Delete --disable-cpplib option and all
	references to cpp_main.
	* configure: Regenerate.
	* Makefile.in: Remove all references to CCCP, CCCP_OBJS,
	@cpp_main@, cccp.c, cexp.c, cexp.y, cexp.output, cexp.o,
	cccp.o, cccp, or cppmain.  Link cppmain.o straight to
	cpp$(exeext).  Add --no-headers to makeinfo command line when
	generating INSTALL.  Install and uninstall cpp.1 manpage, not
	cccp.1.
	* install.texi: Delete all references to cexp.y/cexp.c.
	Delete ancient instructions for compiling GCC on 3b1.
	* INSTALL: Regenerate.

	* cppfiles.c, cpplib.h, jump.c, protoize.c, c-lex.c, mips/t-ecoff,
	mips/t-elf, mips/t-r3900: Remove references to cccp.c.
	* convex.h, fx80.h, m68k.h, pdp11.h: Remove references to
	cexp.c/cexp.y.
	* xm-linux.h, xm-os2.h, romp.h: Remove definition of BSTRING,
	which is no longer tested anywhere.

	* cppinit.c (handle_option): Don't run error message through
	gettext twice.

Tue Apr 18 14:16:47 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* conflict.c (conflict_graph_add): Pass enum type to htab_find_slot.
	* cpperror.c (hashtab.h): Now include.
	* cppexp.c (hashtab.h): Likewise.
	* cpplex.c (hashtab.h): Likewise.
	* cppfiles.c (hashtab.h): Likewise.
	(find_include_file, _cpp_calc_hash, cpp_read_file): Pass enum type
	to htab_find_slot_with_hash.
	* cpphash.c (hashtab.h): Now include.
	(_cpp_lookup_slot): INSERT is now enum insert_option.
	* cpphash.h (_cpp_lookup_slot): Likewise.
	* cppinit.c (hashtab.h): Include earlier.
	(initialize_builtins): Pass enum to htab_find_slot.
	* cpplib.c (hashtab.h): Now include.
	(do_define, do_undef): Pass enum type to _cpp_lookup_slot.
	(do_pragma_poison, do_assert): Likewise.
	* emit-rtl.c (gen_rtx_CONST_INT): Pass enum to
	htab_find_slot_with_hash.
	* simplify-rtx.c (cselib_lookup_mem, cselib_lookup): Likewise.
	* tree.c (type_hash_add): Likewise.
	(build1): Minor cleanup.

	* ggc-common.c: Add missing blanks.
	* print-tree.c (print_node): Print DECL_OFFSET_ALIGN.
	* tree.h (DECL_OFFSET_ALIGN): Fix typo in comment.

	* stmt.c (mark_case_node): New function.
	(mark_case_nesting): Call it.

	* expmed.c (emit_store_flag): If comparing two-word integer
	with zero, can optimize NE, EQ, GE, and LT.

	* c-decl.c (mark_binding_level): Use 'for' instead of `while'.
	* conflict.c: Minor cleanups.
	* optabs.c: Add blank line
	* simplify-rtx.c: Minor cleanups.

2000-04-18  Stan Cox  <scox@cygnus.com>

	* gengenrtl.c (genlegend): Fix misspelling.

2000-04-18  Robert Lipe  <robertlipe@usa.net>

	* configure.in (ENUM_BITFIELDS_ARE_UNSIGNED): Added.  Check that
	bitfields of the host compiler are not signed quantities.
	* config.in: Regenerate.
	* configure: Regenerate.
	* system.h (USE_ENUM_BITFIELDS): Added.
	(ENUM_BITFIELDS): Added.
	* rtl.h (rtx_def): Members `code', `mode', now ENUM_BITFIELD.
	(SHORT_ENUM_BUG): Deleted.
	* tree.h (tree_common): Members `code', `mode', `built_in_class',
	now ENUM_BITFIELD.
	* config/i386/xm-sco.h (ONLY_INT_FIELDS): Deleted.
	(CODE_FIELD_BUG): Likewise.
	* config/m68k/x-apollo68 (CC): Deleted SHORT_ENUM_BUG.
	(OLD_CC): Likewise.
	* config/m68k/x-ccur (X_CFLAGS): Likewise.

2000-04-18  Mark Mitchell  <mark@codesourcery.com>

	* cpplex.c (_cpp_lex_token): Don't call CPP_BUMP_LINE when the
	mark is active.

2000-04-17  Zack Weinberg  <zack@wolery.cumb.org>

	* cppexp.c (lex): Don't assume tokens are NUL terminated.
	* cpplib.c (do_include, do_import, do_include_next,
	read_line_number, detect_if_not_defined): Likewise.
	* cpphash.c (collect_expansion): Likewise.
	(special_symbol, _cpp_macroexpand): Check return from
	cpp_file_buffer.
	* cpphash.h (CPP_NUL_TERMINATE, CPP_NUL_TERMINATE_Q): Delete
	macros.  Delete all uses.

	* gcc.dg/cpp-mi.c: Add two more test cases.
	* gcc.dg/cpp-mind.h, gcc.dg/cpp-mindp.h: New files.

2000-04-17  Richard Henderson  <rth@cygnus.com>

	* bb-reorder.c (fixup_reorder_chain): Don't look up new block again.
	(reorder_basic_blocks): If no epilogue in rtl, force last block last.

2000-04-17  Mark Mitchell  <mark@codesourcery.com>

	* function.c (expand_function_start): Use hard_function_value to
	compute the RTL to use for DECL_RESULT.

Mon Apr 17 23:35:29 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* i386.c (athlon_cost): Fix lea, divide and XFmode move costs.
	(x86_integer_DFmode_moves, x86_partial_reg_dependency,
	 x86_memory_mismatch_stall): New global variables.
	(ix86_adjust_cost): Handle MEMORY_BOTH on places MEMORY_STORE was only
	alloved; fix load penalties for Athlon.
	* i386.h (x86_integer_DFmode_moves, x86_partial_reg_dependency,
	x86_memory_mismatch_stall): Declare.
	(TARGET_INTEGER_DFMODE_MOVES, TARGET_PARTIAL_REG_DEPENDENCY,
	 TARGET_MEMORY_MISMATCH_STALL): New.
	* i386.md (athlon scheduling parameters): Fix latencies according to
	Athlon Optimization Manual.
	(sahf, xchg, fldcw, leave instruction patterns): Set athlon_decode to
	vector.
	(fsqrt instruction patterns): Set athlon_decode to direct.
	(movhi_1): Promote for TARGET_PARTIAL_REG_DEPENDENCY and for
	PARTIAL_REGISTER_STALL with !TARGET_HIMODE_MATH machines.
	(movqi_1): Handle promoting correctly for TARGET_PARTIAL_REG_DEPENDENCY
	and TARGET_PARTIAL_REGISTER_STALL machines.
	(pushdf_nointeger): New pattern.
	(pushdf_integer): Rename from pushdf.
	(movdf_nointger): Enable for !TARGET_INTEGER_DFMODE_MOVES machines.
	(movdf_intger): Disable for !TARGET_INTEGER_DFMODE_MOVES machines.

2000-04-17  Richard Henderson  <rth@cygnus.com>

	* loop.c (canonicalize_condition): Add WANT_REG argument.
	Stop the search if we match it.
	* expr.h (canonicalize_condition): Update decl.
	* predict.c (expected_value_to_br_prob): Use it.  Track last
	expected value note.
	(find_expected_value): Remove.

	* reorg.c (mostly_true_jump): Always use BR_PROB if present.

2000-04-17  Zack Weinberg  <zack@wolery.cumb.org>

	* aclocal.m4 (AM_GNU_GETTEXT): Don't AC_REQUIRE([AC_FUNC_MMAP]).
	(AC_FUNC_MMAP_FILE): New macro, tests read-only private map of
	a plain file.
	* configure.in: Call AC_FUNC_MMAP_FILE.
	* configure: Regenerate.
	* config.in: Regenerate.

	* intl/loadmsgcat.c: Test HAVE_MMAP_FILE not HAVE_MMAP.
	* fixinc/fixincl.c: Likewise.

2000-04-17  Richard Henderson  <rth@cygnus.com>

	* builtins.c (expand_builtin_expect): New.
	(expand_builtin): Call it.
	* builtins.def (BUILT_IN_EXPECT): New.
	* c-common.c (c_common_nodes_and_builtins): Declare __builtin_expect.
	* extend.texi: Document it.

	* predict.c (expected_value_to_br_prob): New.
	(find_expected_value): New.
	* basic-block.h (expected_value_to_br_prob): Declare.
	* toplev.c (rest_of_compilation): Invoke it.

	* rtl.h (NOTE_EXPECTED_VALUE): New.
	(NOTE_INSN_EXPECTED_VALUE): New.
	* rtl.c (note_insn_name): Update.
	* print-rtl.c (print_rtx): Reorg NOTE_LINE_NUMBER special
	cases; handle NOTE_INSN_EXPECTED_VALUE.

2000-04-17  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.c (eligible_for_sibcall_delay): Cannot use
	leaf sibcall delay slot if flag_pic.
	(output_sibcall): Always emit call for leaf sibcall if flag_pic.

2000-04-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* Makefile.in (stmp-fixproto): Acknowledge errors in fixproto.

	* fixproto: If fix-header fails, exit with an error.

Mon Apr 17 14:59:36 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* cse.c (struct check_dependence_data): New.
	(check_dependence): New function.
	(invalidate): Use check_depdenence.

2000-04-16  Mark Mitchell  <mark@codesourcery.com>

	* dwarf2out.c (DWARF_CIE_DATA_ALIGNMENT): Adjust, now that
	UNITS_PER_WORD is unsigned.

	* tree.h (struct tree_common): Remove misleading comment.

2000-04-16  Dave Pitts  <dpitts@cozx.com>

	* Makefile.in ($(srcdir)/c-parse.y: c-parse.in): Enclose the whole
	message in quotes. Otherwise, IBM's make program treats the '#' as the
	start of a comment and ignores the remainder of the line.

	* c-lex.c (yylex): Change for EBCDIC, lower case characters precede
	upper case.
	* cccp.c (initialize_char_syntax): Allow for holes in EBCDIC.
	* cexp.y (initialize_random_junk): Likewise.
	* cppfiles.c (find_include_file): Cast alloca return value.
	* cppinit.c (initialize_standard_includes): Likewise.
	* cpplib.c (cpp_define, cpp_undef): Likewise.
	* defaults.h (ASM_OUTPUT_ASCII): Use ISPRINT.
	* final.c (output_asm_insn): Allow for holes in EBCDIC.
	* fold-const.c (CHARMASK): New.
	(real_hex_to_f): Use it.
	* real.c (CHARMASK): New.
	(etoasc, asctoeg): Use it.
	(asctoeg): EBCDIC lower case characters precede upper case.

	* i370.c (mvs_add_label): Change spacing for coding conventions.
	* i370.h (ASM_OUTPUT_CASE_LABEL): Change to the data CSECT for the
	outputing case vectors.
	(ASM_OUTPUT_CASE_END): New, put assembler back into code CSECT.
	(ASM_OUTPUT_ADDR_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Remove page check,
	since vector in in the data CSECT.
	(ASM_OUTPUT_REG_POP, ASM_OUTPUT_REG_PUSH): Restore to correct operation.
	* i370.md (Many patterns): Put the length in the XL directives.
	(movdi): Put back STM and MVC in definition.
	(floatsidf2): Correct TARGET_ELF_ABI pattern and add back the LE370
	pattern using the TCA.
	* oe.h (CPP_SPEC): Added to allow trigraphs.
	* xm-oe.h (HOST_BITS_PER_LONGLONG): Change to 32. IBM's compiler does
	not support the "long long" type.

2000-04-16  Mark Mitchell  <mark@codesourcery.com>

	* config/mips/mips-protos.h (mips_legitimate_address_p): New
	function.
	(mips_reg_mode_ok_for_base_p): Likewise.
	* config/mips/mips.h (REG_OK_STRICT_P): Don't define.
	(REG_OK_FOR_INDEX_P): Define unconditionally.
	(REG_MODE_OK_FOR_BASE_P): Use mips_reg_mode_ok_for_base_p.
	(GO_IF_LEGITIMATE_ADDRESS): Use mips_legitimate_address_p.
	* config/mips/mips.c (mips16_simple_memory_operand): Adjust now
	that GET_MODE_SIZE is unsigned.
	(mips_reg_mode_ok_for_base_p): Define.
	(mips_legitimate_address_p): Likewise.  Adjust now
	that GET_MODE_SIZE is unsigned.
	(block_move_loop): Make the number of bytes unsigned.
	(expand_block_move): Likewise.
	(function_arg): Make the loop counter unsigned to match the
	boundary condition.

2000-04-16  Richard Henderson  <rth@cygnus.com>

	* rtl.h (enum insn_note): New enumeration.  Subsume
	NOTE_INSN_DELETED and friends.
	(GET_NOTE_INSN_NAME): Adjust index by NOTE_INSN_BIAS.
	* rtl.c (note_insn_name): Tweak string order.

2000-04-15  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplex.c (_cpp_read_and_prescan): Enlarge len by setting it
	to offset * 2.

	* cpplex.c (output_line_command): Remove debugging prints.
	(cpp_output_tokens): Don't write out a zero-length buffer or
	try to see if it has a newline in it.
	(_cpp_expand_to_buffer): Copy the source buffer before pushing.
	(_cpp_read_and_prescan): Move shift-down of pushback bytes to
	the end of the loop.  Use memmove.  Don't read past the end of
	the buffer.  Remove trailing newlines from error messages.

2004-04-16  Neil Booth  <NeilB@earthling.net>

	* cpphash.h (SYNTAX_INCLUDE, SYNTAX_ASSERT, directive_handler): new.
	* cpplib.c: Add new syntax flags to directive table, and
	supporting macros.

2000-04-15  Ulrich Drepper  <drepper@redhat.com>

	* i386.c (ix86_expand_epilogue): Yes, the x86 can pop 64k at once
	using ret $N.

2000-04-15  David Edelsohn  <edelsohn@gnu.org>

	* toplev.c (display_help): Prefix "f" to "sched-verbose=".
	* haifa-sched.c: Update -fsched-verbose comments to use "=".

Sat Apr 15 10:59:19 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* Makefile.in (ggc-page.o): Now includes toplev.h.
	* ggc-page.c (toplev.h): Now included.
	(gc_time): Remove declaration.
	(ggc_collect): TIME now long.
	* toplev.c (parse_time, varasm_time, gc_time): Still global; all
	others static.
	* toplev.h (gc_time, parse_time, gc_time): New declarations.

	* toplev.c: Make *_time variable long to reduce chance of overflow.
	(TIMEVAR): Likewise for `otime'.
	(print_time): Arg is now long; compute percentage in FP and round.
	* toplev.h (print_time): Arg is long.

	* tree.c: Minor whitespace changes.

	* configure.in (alpha*-*-*): Add config/alpha/t-alpha.
	* configure: Rebuilt.
	* libgcc2.c (__fixunstfDI): Renamed from __fixunstfdi.
	(__fixunsxfDI): Renamed from __fixunsxfdi.
	(__fixunsdfDI): Renamed from __fixunsdfdi.
	(__fixunssfDI): Renamed from __fixunssfdi.
	(__floatdisf): Use proper type in REP_BIT macro.
	(__fixunsxfSI): Renamed from __fixunsxfsi.
	(__fixunsdfSI): Renamed from __fixunsdfsi.
	(__fixunssfSI): Renamed from __fixunssfsi.
	* libgcc2.h: Add cases for MIN_UNITS_PER_WORD > 4.
	Change location of macros and upper-case some names as above.
	* longlong.h ([alpha]): Use PARAMS, not __P in decl of __udiv__qrnnd.
	* config/alpha/t-alpha, config/alpha/qrnnd.asm: New files.

	* varasm.c (assemble_variable): Add cast to remove warning.
	(immed_real_const_1): Only use CONST[01]_RTX if not in nested function.

	* flow.c (count_basic_blocks, find_basic_blocks_1): Remove last change.
	* optabs.c (emit_libcall_block): If have REG_EH_REGION, update
	region number to -1.

2000-04-15  Richard Earnshaw (rearnsah@arm.com)

	* emit-rtl.c (unshare_all_rtl_again): Unmark everything, then
	call unshare_all_rtl.

	* arm.md (movhi): REGNO_POINTER_ALIGN is now bits.

Fri Apr 14 16:58:45 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/lib1funcs.asm (__divdi3, __moddi3, __udivdi3, __umoddi3):
	Use .s1 not .s0 for all FP instructions.

2000-04-14  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplex.c (cpp_output_tokens, cpp_scan_buffer_nooutput): New public
	interfaces.
	(safe_fwrite, output_line_command): New static functions.
	(cpp_expand_to_buffer): Now private to cpplib.
	(cpp_scan_buffer): Take a printer.

	* cpphash.h: Update prototypes.
	* cpplib.h: Update prototypes.
	(cpp_printer): New.
	(cpp_buffer): Remove last_nominal_fname.
	(cpp_reader): Remove lineno.

	* cppmain.c: Use a cpp_printer.
	* fix-header.c: No need to inhibit line commands.  Call
	cpp_start_read with no printer.

	* cpperror.c (cpp_notice_from_errno): Provide default name.
	* cppfiles.c (make_IHASH, _cpp_fake_ihash): New functions.
	(find_include_file, cpp_read_file): Use make_IHASH.
	(file_cleanup): Set control_macro and clear
	input_stack_listing_current here.
	(_cpp_execute_include): Don't output entering-file marker.
	* cpphash.c (special_symbol): Look for the line number in the
	buffer, not the reader.
	(_cpp_macroexpand): No need to disable line commands.
	(_cpp_dump_definition): No need to generate line commands.
	(dump_hash_helper): Remove excess newline from output.
	* cppinit.c (dump_special_to_buffer): No need to generate line
	commands.
	(cpp_printer_init): New.
	(cpp_start_read): Take a printer, and start it up if it's not
	NULL.  No need to generate line commands.
	(cpp_finish): Expect no buffers stacked at all.  Take a
	printer argument, and flush the output buffer if it's not
	NULL.
	* cpplex.c (_cpp_lex_token): Return EOF if there's no buffer.
	Don't put two hashes at the beginning of an assertion.
	(cpp_get_token): Don't increment pfile->lineno or emit line
	commands here.  Return EOF if there's no buffer when we get
	EOF.
	* cpplib.c (do_define, skip_if_group):
	No need to disable line commands.
	(_cpp_output_line_command): Delete function.
	(do_line): Don't emit line commands here, but set things up so
	they will be emitted if necessary.  Use _cpp_fake_ihash to
	make unique nominal_fnames if necessary.
	(do_elif, do_else, _cpp_handle_eof): Call cpp_error_with_line
	with 0 for column, not -1.
	(_cpp_handle_eof): Don't set the control macro here.  Don't
	clear input_stack_listing_current here.  Don't emit line
	commands.

2000-04-14  Geoff Keating  <geoffk@cygnus.com>

	* config/rs6000/sysv4.h (LINK_START_SOLARIS_SPEC): Define to empty
	always, use the default SVR4 start address.

	* config/rs6000/linux.h (LINK_SPEC): Don't define.
	(LINK_SHLIB_SPEC): Define.
	(LINK_START_DEFAULT_SPEC): Define.
	(LINK_OS_DEFAULT_SPEC): Define.

	* config/rs6000/sysv4.h (ENDFILE_SPEC): Use the %(endfile_*) macros.

	* config/rs6000/eabi.asm (__eabi): Call __init rather than
	__do_global_ctors to handle constructors.
	* config/rs6000/sysv4.h (STARTFILE_ADS_SPEC): Use crtbegin.
	(STARTFILE_YELLOWKNIFE_SPEC): Likewise.
	(STARTFILE_MVME_SPEC): Likewise.
	(STARTFILE_SIM_SPEC): Likewise.
	(ENDFILE_ADS_SPEC): Use crtend.
	(ENDFILE_YELLOWKNIFE_SPEC): Likewise.
	(ENDFILE_MVME_SPEC): Likewise.
	(ENDFILE_SIM_SPEC): Likewise.
	(STARTFILE_SOLARIS_SPEC): Use crtbegin/crtbeginS.
	(ENDFILE_SOLARIS_SPEC): Use crtend/crtendS.
	(STARTFILE_LINUX_SPEC): Use crtbeginS for shared objects.
	(ENDFILE_LINUX_SPEC): Use crtendS for shared objects.
	* config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Don't build eabi-ctors.o.
	(EXTRA_MULTILIB_PARTS): Build crtbeginS/crtendS.
	(CRTSTUFF_T_CFLAGS_S): Define.
	* config/rs6000/eabi-ctors.c: Delete.

	* config/rs6000/eabi-ci.asm (__init): Align stack to 16-byte
	boundary.
	(__fini): Likewise.
	* config/rs6000/eabi-cn.asm (__init): Allow for 16-byte stack frame.
	boundary.
	(__fini): Likewise.

Fri Apr 14 16:09:02 2000  Jim Wilson  <wilson@cygnus.com>

	* combine.c (force_to_mode, case LSHIFTRT): Check that shift shift
	plus mask size is smaller or equal to the mode size.

Fri Apr 14 18:07:30 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* print-rtl.c (print_rtx, case NOTE): Don't blow up if NOTE_BASIC_BLOCK
	not yet set.

	* expr.c (reload.h): Now included.
	(emit_block_move): Set volatile_ok when checking for movstr.
	(emit_move_1): Check for replacements in addresses in multi-word case.
	* Makefile.in (expr.o): Now includes reload.h.

	* flow.c (count_basic_blocks): Remove unused var PREV_CALL.
	Never have a LIBCALL end a basic block.
	(find_basic_blocks_1): Likewise.
	Reorganize CALL_INSN cases.

	* sbitmap.h (EXECUTE_IF_SET_IN_SBITMAP): Revert last change.

Fri Apr 14 10:54:22 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/lib1funcs.asm (__ia64_nonlocal_goto): Drop obsolete
	completers from mov.ret instruction.

2000-04-14  Richard Henderson  <rth@cygnus.com>

	* fold-const.c (extract_muldiv): Don't distribute and widen
	multiply across plus for non-sizetype unsigned types.

2000-04-14  Richard Henderson  <rth@cygnus.com>

	* flow.c (find_auto_inc): Don't autoinc eliminable registers.
	If the original source is dead in the incr insn, it's dead now.

Fri Apr 14 07:40:32 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* stor-layout.c (layout_decl): Properly compare KNOWN_ALIGN to
	see if DECL_BIT_FIELD needs to still be set.

	* tree.h (struct tree_type): Make PRECISION 9 bits and MODE 7.

	* dbxout.c (dbxout_type, case INTEGER_TYPE): Don't call
	print_int_cst_octal with something that's not an INTEGER_CST.

	* config/alpha/alpha.c (alpha_emit_floatuns): Ensure we pass a REG
	and not a SUBREG to a FLOAT rtl.

Thu Apr 13 19:39:56 2000  Clinton Popetz  <cpopetz@cygnus.com>

	* emit-rtl.c (try_split): Avoid infinite loop if the split
	results in a sequence that contains the original insn.

2000-04-13  Andreas Jaeger  <aj@suse.de>

	* config/mips/mips.c (expand_block_move): Pass alignment
	argument to move_by_pieces in bits, not bytes.

	* config/mips/linux.h (CPP_PREDEFINES): Also define __PIC__ and
	__pic__ for little endian.

2000-04-13  Andreas Jaeger  <aj@suse.de>

	* config/i386/i386-protos.h: Add prototype for
	uno_comparison_operator.

Thu Apr 13 15:55:08 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* alias.c (nonlocal_reference_p): Take care of CALL_INSNS's fusage.
	* calls.c (ECF_PURE): New flag.
	(emit_call_1): Handle ECF_PURE calls.
	(initialize_argument_information): Unset ECF_PURE flag too.
	(precompute_arguments): Precompute for ECF_PURE too.
	(expand_call): Handle ECF_PURE calls too.
	(emit_library_call_value_1): Rename no_queue argument to fn_type,
	accept value of 2 as pure function.
	(emit_library_call_value, emit_library_call): Rename no_queue argument
	to fn_type.
	* optabs.c (prepare_cmp_insn): Pass fn_type 2 to memcmp call.

	* tree.h (DECL_IS_PURE): New macro.
	(struct tree_decl): Add pure_flag.
	* c-common.c (enum attrs): Add attribute "pure".
	(init_attributes): Initialize attribute "pure"
	(decl_attributes): Handle attribute "pure".
	* extend.texi (Attribute "pure"): Document.
	* calls.c (expand_call): Add (mem:BLK (scratch)) to "equal from"
	in pure function.
	(flags_from_decl_or_type): Support attribute "pure".

2000-04-13  Jason Merrill  <jason@casey.cygnus.com>

	* cpplex.c (_cpp_lex_token): Handle digraphs.  Don't null-terminate
	the token except for numbers and identifiers.

Thu Apr 13 00:09:16 EDT 2000  John Wehle  (john@feith.com)

	* i386.c (ix86_expand_binary_operator,
	ix86_expand_unary_operator): Check no_new_pseudos
	instead of reload_in_progress and reload_completed.
	(ix86_split_ashldi, ix86_split_ashrdi,
	ix86_split_lshrdi): Check no_new_pseudos instead
	of reload_completed.

2000-04-12  Jeffrey A Law  (law@cygnus.com)

	* function.c (purge_addressof): Unshare any shared rtl created by
	purge_addressof and its children.

2000-04-12  Mark Mitchell  <mark@codesourcery.com>

	* function.c (aggregate_value_p): VOID_TYPE nodes are never
	aggregates.

2000-04-05  Andreas Jaeger  <aj@suse.de>

	* config/mips/linux.h (SUBTARGET_ASM_SPEC): Use proper flags if
	not compiling PIC code, add flags for mabi=64.
	(SUBTARGET_CPP_SIZE_SPEC): New.
	(SUBTARGET_CPP_SPEC): New.
	(CPP_PREDEFINES): Define __PIC__ and __pic__.  PIC code is default
	for MIPS/Linux and lots of code needs these defines.

Wed Apr 12 22:44:11 2000  Hans-Peter Nilsson  <hp@axis.com>

	* reorg.c (fill_slots_from_thread): Check side_effects_p when
	trying the "opposite arithmetic" approach.

Wed Apr 12 20:51:20 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.h (STRUCT_VALUE): Just 0 for TARGET_HITACHI.
	(struct sh_args): Add new field force_mem.
	(INIT_CUMULATIVE_ARGS): Initialize it.
	(FUNCTION_ARG, FUNCTION_ARG_ADVANCE): Act on it.

Wed Apr 12 17:20:41 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* calls.c (expand_call): Do not reverse args in "equal from" field.
	(emit_library_call_value_1): Emit_libcall_block for const and pure
	function.

Wed Apr 12 16:00:25 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* reload1.c (reload_combine): Don't enable optimization for fixed
	registers when encountering a BARRIER.

Wed Apr 12 15:54:11 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* builtins.c (expand_builtin_memcmp): Do expansion even with
	!HAVE_cmpstrsi, do libcall when gen_strcmpsi fails.

	* calls.c (expand_call): Do NO_DEFER_POP unconditionally once
	stack is properly aligned; add sanity checking for aligned
	stack pointer.
	(expand_library_call_value_1): Add sanity checking for aligned
	stack pointer.

Wed Apr 12 07:51:54 2000  Catherine Moore  <clm@cygnus.com>

	* calls.c (emit_library_call_value_1): Change 3rd arg to
	locate_and_pad_parm to disregard the setting of partial.

Wed Apr 12 08:47:38 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* tree.c (unsave_expr_now_r, unsafe_for_reeval): Properly do TREE_LIST.

	* print-rtl.c (print_rtx): For CALL_PLACEHOLDER, output the
	CALL_INSN from the normal case.

Fri Apr  7 12:23:04 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* i386.c (x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8):
	New global variables.
	(ix86_emit_epilogue_adjustment): Do not attempt to use pop for the
	adjustment.
	* i386.h (x86_sub_esp_4, x86_sub_esp_8, x86_add_esp_4, x86_add_esp_8):
	Declare,
	(TARGET_SUB_ESP_4, TARGET_SUB_ESP_8, TARGET_ADD_ESP_4,
	 TARGET_ADD_ESP_8): New macros.
	* i386.md: Add peep2s to convert esp adjustments to push and pop
	instructions.
	(pushsi_prologue, popsi_epilogue): New patterns.

2000-04-12  Jakub Jelinek  <jakub@redhat.com>

	* real.c (toe64): Remove stale #endif from the last change.

2000-04-12  Stephen L Moshier  <moshier@mediaone.net>

	* real.h (MAX_LONG_DOUBLE_TYPE_SIZE): Comment.
	* real.c (toe64): Revert previous change.

2000-04-12  Jakub Jelinek  <jakub@redhat.com>

	* objc/objc-act.c: Include ggc.h.
	(objc_tree_index, objc_global_trees): Convert most of the
	static tree variables into a static array with previous names
	as defines.
	(objc_ellipsis_node): New variable.
	(lang_init): Call objc_act_parse_init and c_parse_init.
	Create objc_ellipsis_node.
	(build_selector_translation_table): Use objc_ellipsis_node instead
	of (tree)1.
	(hack_method_prototype): Likewise.
	(get_arg_type_list): Likewise.
	(start_method_def): Likewise.
	(continue_method_def): Likewise.
	(gen_method_decl): Likewise.
	(ggc_mark_imp_list): New function.
	(ggc_mark_hash_table): New function.
	(objc_act_parse_init): New function.
	* objc/objc-act.h (objc_ellipsis_node): Add extern variable.
	* c-parse.in (c_parse_init): For objc add roots of objc specific
	local tree variables.
	* objc/objc-parse.y: Rebuilt.
	* objc/objc-parse.c: Rebuilt.
	(opt_parm_list): Use objc_ellipsis_node instead of (tree)1.

Wed Apr 12 01:00:44 EDT 2000  John Wehle  (john@feith.com)

	* cse.c (delete_trivially_dead_insns): Also delete insns
	that copy a register to itself where the destination is
	a strict_low_part.

2000-04-11  Richard Henderson  <rth@cygnus.com>

	* flow.c (struct propagate_block_info): Add new_dead, new_live.
	(propagate_block): Initialize them.  Use them in parallel instead
	of one tmp variable, ie revert much of the 0408 and 0407 functional
	changes, but keep the structural changes.
	(mark_set_regs): Take new_dead from propagate_block_info instead.
	(mark_set_1, mark_set_reg): Likewise.
	(mark_used_regs): Likewise with new_live.
	(mark_used_reg): Likewise.  Revert 0408 change.

2000-04-11  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.h: (INCOMING_RETURN_ADDR_RTX): Remove Dwarf2
	restriction.
	(DWARF_FRAME_RETURN_COLUMN): Remove Dwarf2 restriction.

2000-04-11  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* config/elfos.h (SELECT_SECTION): Decide whether to use a data or
	const section to output a CONSTRUCTOR based on the same conditions
	used for VAR_DECLs.

Tue Apr 11 09:55:59 2000  Jeffrey A Law  (law@cygnus.com)

	* pa/long-double.h (FIX_TRUNCTFSI2_LIBCALL): Tweak for PA64.
	* pa/pa-protos.h (output_call): Add additional argument indicating
	if the call is a sibling/tail call.
	(compute_zdepdi_operands, output_64bit_and): Prototype new functions.
	(compute_64bit_ior, cmpib_comparison_operator): Likewise.
	(function_arg, function_arg_partial_nregs): Likewise
	* pa/pa.c (override_options): Always set flag_pic for TARGET_64BIT.
	(emit_move_sequence): Zero extend certain constants as needed
	for TARGET_64BIT.
	(compute_zdepdi_operands, output_64bit_and): New functions.
	(output_64bit_ior, function_arg): Likewise.
	(cmpib_comparison_operator, function_arg_partial_nregs): Likewise.
	(compute_frame_size, hppa_expand_prologue): Handle TARGET_64BIT.
	(hppa_expand_epilogue, return_addr_rtx, hppa_va_arg): Likewise.
	(hppa_builtin_saveregs, output_cbranch, output_bb): Likewise.
	(output_bvb): Likewise.
	(output_millicode_call): Return pointer is in %r2 for TARGET_64BIT.
	(output_call): New argument 'sibcall'.  Generate sibcall sequences
	as needed.
	(print_operand); Handle cases 'Q', 'p', and 'z' for TARGET_64BIT.  For
	(ouput_arg_descriptor): Do not emit argument descriptors for
	TARGET_64BIT.
	* pa/pa.h (TARGET_PA_11, TARGET_PA_20): Only define if not already
	defined.
	(TARGET_64BIT, PROMOTE_FUNCTION_RETURN): Define.
	(FUNCTION_OK_FOR_SIBALL): Define.
	(CPP_PA10_SPEC, CPP_PA11_SPEC, CPP_PA20_SPEC): Define.
	(CPP_CPU_DEFAULT_SPEC, SUBTARGET_EXTRA_SPECS, EXTRA_SPECS): Likewise.
	(CPP_SPEC): Use new spec infrastructure.
	(BITS_PER_WORD, UNITS_PER_WORD): Handle TARGET_64BIT.
	(STACK_BOUNDARY, FUNCTION_BOUNDARY, PIC_OFFSET_TABLE_REGNUM): Likewise.
	(RETURN_IN_MEMORY, EXTRA_CONSTRAINT, FIRST_PARM_OFFSET): Likewise.
	(REG_PARM_STACK_SPACE, STACK_POINTER_OFFSET): Likewise.
	(STACK_DYNAMIC_OFFSET, FUNCTION_VALUE): Likewise.
	(FUNCTION_ARG_PASS_BY_REFERENCE, FUNCTION_ARG_CALLEE_COPIES): Likewise.
	(TRAMPOLINE_TEMPLATE, TRAMPOLINE_SIZE): Likewise.
	(INITIALIZE_TRAMPOLINE, LEGITIMATE_CONSTANT_P): Likewise.
	(CONST_OK_FOR_LETTER_P, MOVE_RATIO): Likewise.
	(FUNCTION_ARG); Call out to C code.
	(FUNCTION_ARG_PARTIAL_NREGS): Likewise.
	(MAX_BITS_PER_WORD, MAX_LONG_TYPE_SIZE, MAX_WCHAR_TYPE_SIZE): Define.
	(MIN_UNITS_PER_WORD): Likewise.
	* pa/pa.md (cmpdi): New expander.
	(scc patterns, movstrsi): Not available for TARGET_64BIT.
	(64bit conditional arithmetic): New patterns.
	(absdi2, smindi3, umindi3, smaxdi3, umaxdi3): New patterns.
	(movsicc): Not available if modes on all the operands to not match.
	(movdicc): New expander and associated patterns.
	(64bit branches): New patterns.
	(pre_load, post_store): Generate appropriate code for TARGET_64BIT.
	(pre_ldd, post_std): New patterns.
	(64bit addil, load low part): New patterns.
	(special movsf constant): Not available for TARGET_64BIT.
	(movsf, movdf expanders): Force constants into memory.
	(32bit movdf/movdi patterns): Disable for TARGET_64BIT.
	(64bit movdf/movdi patterns): New patterns.
	(zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New patterns
	for TARGET_64BIT.
	(extendqidi2, extendhidi2, extendsidi2): Similarly.
	(adddi3 expander): Allow "arith_operand" for second input.
	(32bit adddi3, subdi3, uaddcm): Disable for TARGET_64BIT.
	(64bit adddi3, subsi3, uaddcm): New patterns for TARGET_64BIT.
	(mulsi3 expander): Revamp slightly so it supports TARGET_64BIT too.
	(muldi3): New expander for TARGET_64BIT.
	(divsi3, udivsi3, modsi3, umodsi3): Fourth operand must be (reg:SI 2)
	for TARGET_64BIT.
	(32bit anddi3, iordi3, xordi3, andcm, negdi2, uaddcm): Disable
	patterns for TARGET_64BIT.
	(64bit anddi3, iordi3, xordi3, andcm, negdi2, uaddcm, shadd): New
	patterns for TARGET_64BIT.
	(64bit bit insertion/extractions): New patterns for TARGET_64BIT.
	(64bit shifts/rotates): New patterns/expanders for TARGET_64BIT.
	(sibcall_epilogue): New expander.
	(casesi): Tweak for TARGET_64BIT.
	(call expanders): Set & use the outgoing argument pointer.  Use the
	64bit call patterns as needed. Add additional arg to output_call.
	(call_internal_reg_64bit, call_value_internal_reg_64bit): New pattern.
	(sibcall, sibcall_internal_symref): New expanders.
	(sibcall_value, sibcall_value_internal_symref
	(interspace_jump): Turn into an expander + matching patterns.
	(canonicalize_funcptr_for_compare): Not needed for TARGET_64BIT.
	* pa/pa64-regs.h: Eliminate trigraph sequences.
	* pa/pa64-start.h (TARGET_PA_20): Fix typo.

2000-04-11  Zack Weinberg  <zack@wolery.cumb.org>

	* cppexp.c, cpphash.c, cpphash.h, cpplex.c, cpplib.c,
	cpplib.h, cppmain.c, fix-header.c, scan-decls.c: Replace
	cpp_token with cpp_ttype everywhere.
	* cpperror.c, cpphash.c, cpplex.c, cpplib.c, scan-decls.c:
	Replace cpp_buf_line_and_col with CPP_BUF_LINE and/or
	CPP_BUF_COL.  Line and column numbers are unsigned int, not
	long.
	* cpplex.c (cpp_buf_line_and_col): Delete.
	* cpplib.h (struct cpp_buffer, struct cpp_reader): Change
	'long lineno' to 'unsigned int lineno'.
	(CPP_BUF_LINE, CPP_BUF_COL): New macros.

2000-04-11  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

	* extend.texi: ISO C99 is not a draft anymore.
	* invoke.texi: ISO C++ is not a draft anymore.
	* cpp.texi: __cplusplus is required by the ISO standard.

	* extend.texi (-fthis-is-variable): Undocument.
	* flags.h (warn_template_debugging): Remove declaration.
	* gcc.1 (-fall-virtual, -fenum-int-equiv, -fthis-is-variable,
	-Wenum-clash, -Wtemplate-debugging): Undocument.

2000-04-10  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.h (HOST_INT): New macro: Declare a HOST_WIDE_INT
	integer.
	(HOST_UINT): New macro: Declare an unsigned HOST_WIDE_INT
	integer.
	(ARM_SIGN_EXTEND): Use HOST_UINT.
	(STRIP_NAME_ENCODING): Prevent warnings about redefinitions.
	(ASM_OUTPUT_LABELREF): Prevent warnings about redefinitions.
	(INCOMING_RETURN_ADDR_RTX): Only define if Dwarf2 is supported.
	(DWARF_FRAME_RETURN_COLUMN): Only define if Dwarf2 is supported.

	* config/arm/arm.c: (const_ok_for_arm): Use HOST_UINT.
	(arm_gen_constant): Use HOST_UINT.
	(arm_canonicalize_constant): Use HOST_UINT.
	(arm_reload_in_hi): Use HOST_UINT.
	(arm_reload_out_hi): Use HOST_UINT.
	(output_multi_immediate): Use HOST_UINT.
	(int_log2): Use HOST_UINT.
	(arm_poke_function_name): Use HOST_UINT.
	(arm_output_epilogue): Use arm_volatile_func().
	(output_thumb_prologue): Use arm_strip_name_encoding().

Mon Apr 10 15:40:59 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* sbitmap.c (sbitmap_a_subset_b_p): Rework loop to avoid potential
	of sequence point problems.

2000-04-10  Nathan Sidwell  <nathan@codesourcery.com>

	* rtl.def (ASHIFT, ROTATE, ASHIFTRT, LSHIFTRT, ROTATERT):
	Recomment.
	* tree.def (LSHIFT_EXPR, RSHIFT_EXPR): Recomment.

Mon Apr 10 07:21:13 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* sbitmap.h: Whitespace changes and use upper-case macro args.
	(struct simple_bitmap_def): All sizes now unsigned.
	(EXECUTE_IF_SET_IN_SBITMAP): Internal vars now _X instead of X_.
	* sbitmap.c (sbitmap_alloc): N_ELMS now unsigned; also local vars.
	(sbitmap_vector_alloc): Parms and local vars now unsigned.
	(sbitmap_zero): Cast bzero arg to PTR.
	(sbitmap_vector_zero, sbitmap_vector_one): Parm and Local var unsigned.
	(sbitmap_union_of_diffs): Change loop index to unsigned and rework
	loop to make structure clearer.
	(sbitmap_not, sbitmap_difference, sbitmap_a_and_b): Likewise.
	(sbitmap_a_or_b, sbitmap_a_subset_b_p, sbitmap_a_or_b_and_c): Likewise.
	(sbitmap_a_and_b_or_c): Likewise.
	(sbitmap_intersection_of_succs): Minor cleanups.
	(sbitmap_intersection_of_preds, sbitmap_union_of_succs): Likewise.
	(sbitmap_union_of_preds): Likewise.
	(sbitmap_first_set_bit, dump_sbitmap): Local variables now unsigned.
	(debug_sbitmap): New function.

	* c-convert.c (convert): Handle REFERENCE_TYPE like POINTER_TYPE.
	* c-typeck.c (convert_for_assignment): Likewise.

	* expmed.c (init_expmed): Don't free objects we make.
	* emit-rtl.c (gen_rtx_CONST_INT, init_emit_once): Minor cleanups.

	* expr.c (get_inner_reference): Correct some WITH_RECORD_EXPR cases.
	(expand_expr, case CONVERT_EXPR): Pass proper alignment to store_field.

	* gcse.c (expr_hash_table_size): Now unsigned.
	(compute_ae_gen): Local variable `i' now unsigned.
	(compute_ae_kill, pre_insert_copies, pre_delete, pre_gcse): Likewise.
	(compute_transout, hoist_code): Likewise.
	(compute_local_properties): Likewise, also hash_table_size.
	(alloc_expr_hash_table): N_INSNS now unsigned.
	(delete_null_pointer_checks): Mark arg F as unused.

	* regrename.c: Minor cleanups, including chang some variables
	to unsigned int.

2000-04-10  Neil Booth  <NeilB@earthling.net>

	* cpplex.c (skip_block_comment): Use pointer arithmetic rather
	than GETC ().
	* cpphash.h: (CPP_BUMP_BUFFER_LINE_CUR, CPP_BUMP_LINE_CUR): New.

2000-04-10  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

	* invoke.texi (-fno-gnu-keywords): Remove classof, headof,
	__classof__, and __headof__ from the list of gnu keywords.
	(-ansi): Remove -foperator-names from list of implied options.
	Do not call it ANSI C++.
	(-foperator-names): Document as -fno-operator-names.

2000-04-09  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (timestamp): Delete.
	(del_HASHNODE): If type is T_MCONST, free value.cpval.
	(special_symbol): Remove unnecessary braces.  Remove
	T_VERSION.  Treat T_STDC like T_CONST unless
	STDC_0_IN_SYSTEM_HEADERS.  Render both __DATE__ and __TIME__
	when one is encountered, then convert them into T_MCONST
	nodes.
	* cppinit.c (builtin_array): version_string is T_MCONST.
	__STDC__ has a "1" in its cpval.  Don't have a terminator
	entry.  Clean up which entries are dumped.
	(initialize_builtins): Only __STDC__ gets the special
	-traditional treatment.  Count the length of builtin_array.
	Render version_string here.
	* cpphash.h: Remove T_VERSION.  Add T_MCONST.
	* cpplib.h (struct cpp_reader): Remove timebuf.

2000-04-09  Richard Henderson  <rth@cygnus.com>

	* genrecog.c (pred): Update comparison_operator for the unordered
	operators.

	* config/i386/i386.c (no_comparison_operator): Disallow unordered
	operators.
	(fcmov_comparison_operator): Allow UNORDERED/ORDERED.
	(uno_comparison_operator): New.
	(put_condition_code): Handle UNORDERED/ORDERED.
	(unsigned_comparison): Likewise.
	(ix86_fp_compare_mode): Broken out of ix86_expand_fp_compare.
	(ix86_use_fcomi_compare, ix86_prepare_fp_compare_args): Likewise.
	(ix86_expand_fp_compare): Use them.  Take scratch as argument,
	update all callers.  Handle all 8 unordered operators.
	(ix86_expand_setcc): Lose the unordered argument, update all callers.
	(ix86_expand_branch): Likewise.  Don't fully expand fp branches.
	* config/i386/i386.h (PREDICATE_CODES): Update.
	* config/i386/i386-protos.h (ix86_expand_fp_compare): Declare.
	(ix86_expand_branch, ix86_expand_setcc): Update.
	* config/i386/i386.md (sunordered, sordered): New.
	(suneq, sunge, sungt, sunle, sunlt, sltgt): New.
	(bunordered, bordered): New.
	(buneq, bunge, bungt, bunle, bunlt, bltgt): New.
	(*fp_jcc_1, *fp_jcc_2, *fp_jcc_3, *fp_jcc_4): New.
	(*fp_jcc_5, *fp_jcc_6, and splitters): New.

2000-04-09  Philip Blundell  <philb@gnu.org>

	* config/arm/arm.h (ARM_NAME_ENCODING_LENGTHS): Strip `*' too.

Sun Apr  9 15:16:14 EDT 2000  John Wehle  (john@feith.com)

	* i386.md (fix_truncsfhi2, fix_truncdfhi2,
	fix_truncxfhi2): New patterns.
	* i386.c (output_fix_trunc): Handle converting to HImode.

2000-04-08  Alex Samuel  <samuel@codesourcery.com>

	* ssa.c (convert_to_ssa): Eliminate dead code when calling
	life_analysis.
	(convert_from_ssa): Call compute_bb_for_insn before life_analysis.
	(for_each_successor_phi): Change parameter to basic_block.
	(coalesce_regs_in_successor_phi_nodes): Likewise.
	(coalesce_regs_in_copies): Likewise.
	(compute_coalesced_reg_partition): Use basic_block instead of index.
	* rtl.h (convert_to_ssa): Delete.
	(convert_from_ssa): Likewise.
	(successor_phi_fn): Likewise.
	(for_each_successor_phi): Likewise.
	(in_ssa_form): Likewise.
	* basic-block.h (convert_to_ssa): Moved from rtl.h.
	(convert_from_ssa): Likewise.
	(successor_phi_fn): Likewise.
	(in_ssa_form): Likewise.
	(for_each_successor_phi): Likewise.  Change parameter to basic_block.
	* flow.c (calculate_global_regs_live): Pass a basic_block to
	for_each_successor_phi.

2000-04-08  Richard Henderson  <rth@cygnus.com>

	* flow.c (mark_used_reg): Use reg_set_p to determine if a register
	was modified in the current insn.

2000-04-08  Richard Earnshaw (rearnsha@arm.com)

	* arm/thumb.md: Delete.
	* arm/thumb-protos.h: Delete.

2000-04-08  Richard Earnshaw (rearnsha@arm.com)

	Merge changes from merged-arm-thumb-backend-branch onto trunk.

	2000-04-08  Richard Earnshaw (rearnsha@arm.com)

	* Merge trunk code from tag merged-arm-thumb-backend-merge_20000408
	into branch.

	* arm.md (nop): Use the standard RTL expression.  Don't code as a
	define_expand.
	(*arm_nop, *thumb_nop): Delete.

	* arm.c (const_ok_for_arm): Don't use ANSI extensions for defining
	constants.  Use casts instead.
	(arm_gen_constant, arm_rtx_costs, arm_reload_in_hi, arm_reload_out_hi,
	output_multi_immediate, arm_poke_function_name): Likewise.
	* arm.h (ARM_LEGITIIMIZE_RELOAD_ADDRESS, ARM_SIGN_EXTEND,
	MASK_RETURN_ADDDR): Likewise.

	2000-03-31  Richard Earnshaw (rearnsha@arm.com)

	* Merge trunk code from tag merged-arm-thumb-backend-merge_20000325
	into branch.

	* arm.md (eh_epilogue): New function.
	* arm.h (struct machine_function): Move to here ...
	* arm.c: ... from here.
	(arm_output_epilogue): Support epilogues for __builtin_eh_return.
	(thumb_exit): Extra parameter eh_ofs.  All callers changed.
	Handle epilogues for __builtin_eh_return.  Make bit-fields unsigned.

	2000-03-30  Nick Clifton  <nickc@cygnus.com>

	* config/arm/semi.h (ASM_SPEC): Restore definition.
	(SUBTARGET_EXTRA_ASM_SPEC): Define if not already defined.

	* config/arm/elf.h (ASM_SPEC): Restore definition.
	(SUBTARGET_EXTRA_ASM_SPEC): Define if not already defined.

	* config/arm/arm.h (ASM_SPEC): Remove definition.
	(SUBTARGET_EXTRA_ASM_SPEC): Remove definition.

	2000-03-26  Bernd Schmidt <bernds@cygnus.co.uk>

	* config/arm/arm.c: Disable -fschedule-insns for Thumb.

	2000-03-24  Nick Clifton  <nickc@cygnus.com>

	Various formating tidyups, elimination of compile time
	warnings and synchronisation with internal sources:

	* config/arm/arm-protos.h (assemble_align): Add prototype.
	(gen_rotated_half_load): Rename to arm_gen_rotated_half_load.
	(gen_comapre_reg): Rename to arm_gen_compare_reg.
	(arm_return_addr_rtx): Rename to arm_return_addr.

	* config/arm/arm.c: Include except.h.
	Define shorter typenames for strict minipool_node and struct
	minipool_fix.
	(arm_return_in_memory): For WinCE return all structures <= 32 bits
	in memory.
	(gen_rotated_half_load): Rename to arm_gen_rotated_half_load.
	(gen_comapre_reg): Rename to arm_gen_compare_reg.

	* config/arm/arm.h (SUBTARGET_EXTRA_ASM_SPEC): Define if not
	already defined.
	(ASM_SPEC): Define if not already defined.
	(ASM_OUTPUT_DEF_FROM_DECLS): Define.

	* config/arm/arm.md: Rename references to gen_rotated_half_load to
	arm_gen_rotated_half_load, and references to gen_comapre_reg to
	arm_gen_compare_reg.
	(indirect_jump):  Only accept register operands.
	(load_indirect_jump): Keep this pattern since combine can generate
	it.

	* config/arm/coff.h: Include aout.h.
	(MULTILIB_DEFAULTS): Only define if not already defined.

	* config/arm/elf.h (ASM_OUTPUT_DEF_FROM_DECLS): Move definition
	into arm.h (so that COFF ports can support thumb based aliases).
	(ASM_SPEC): Move definition into arm.h

	* config/arm/linux-elf.h (SUBTARGET_EXTRA_ASM_SPEC): Remove
	redundant apcs spec.
	(ASM_SPEC): Move definition to arm.h

	* config/arm/semi.h (ASM_SPEC): Move definition to arm.h

	* config/arm/unknown-elf.h (ASM_OUTPUT_SECTION_NAME): Add support
	for entries in the .bss section

	2000-03-23  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.h (THUMB_INITIAL_ELIMINATION_OFFSET): Pass 0
	to thumb_far_jump_used_p.

	* config/arm/arm-protos.h (thumb_far_jump_used_p): Take a
	single integer parameter.

	* config/arm/arm.c (struct machine_function): Add two new
	fields, 'far_jump_used' and 'arg_pointer_live'.
	(thumb_far_jump_used_p): Once the decision has been made that
	far jumps might be used, always return true.
	If being called from the initial elimination offset macro then
	do not bother to perform the test if the arg pointer is not
	being used.
	(thumb_unexpand_epilogue): Pass 1 to thumb_far_jump_used_p().
	(output_thumb_prologue): Pass 1 to thumb_far_jump_used_p().

	2000-03-23  Richard Earnshaw (rearnsha@arm.com)

	* arm.c (output_return_instruction): Handle more cases where we can
	return from a function with an ldr instruction.
	(arm_output_epilogue): Likewise.

	* arm.c (thumb_expand_prologue): Don't clobber the frame pointer
	if we need to push a large stack frame and there are no callee-saved
	registers.

	* arm.c (arm_debugger_arg_offset): An offset of 0 is also valid
	in ARM code if the frame pointer has been eliminated.

	* arm.md (epilogue, *epilogue_insns, consttable_*, align_4): Renumber
	unspec_volatile arguments to avoid duplicates.
	(consttable_1, consttable_2): Fixes for big-endian mode.

	* arm.md (all ARM-mode load insns): Add neg_pool_range attribute
	as appropriate.

	Re-write constant pool code.
	* arm.c (minipool_node, minipool_fix): New types.
	(minifix): Delete type.
	(arm_add_minipool_constant): Delete.
	(arm_compute_minipool_offsets, arm_find_barrier,
	arm_find_minipool_constant, fixup_compare, sort_fixups): Likewise.
	(get_jump_table_size): Now returns HOST_WIDE_INT.
	(move_minipool_fix_forward_ref, add_minipool_forward_ref): New
	functions.
	(move_minipool_fix_backward_ref, add_minipool_backward_ref): Likewise.
	(assign_minipool_offsets, arm_print_value): Likewise.
	(dump_minipool): Rewrite.
	(arm_barrier_cost): New function.
	(create_fix_barrier): New function.
	(push_minipool_barrier): New function.
	(push_minipool_fix): Record additional information about the fixup
	required.
	(note_invalid_constants): Remove push for (UNSPEC 3).  Don't
	check the mode of what needs fixing.
	(arm_reorg): Rewrite.

	2000-03-08  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.md (indirect_jump): Force constant addresses into
	a register.

	2000-03-01  Bernd Schmidt <bernds@cygnus.co.uk>

	* config/arm/arm.md: Add splitter to turn SF moves into SI moves.

	2000-02-24  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.c (thumb_expand_prologue): Make sure that stack
	adjust is word aligned.
	(thumb_expand_epilogue): Make sure that stack adjust is word
	aligned.

	* config/arm/elf.h (ASM_FILE_START): Fix type of version string.

	2000-02-24  Bernd Schmidt <bernds@cygnus.com>

	* config/arm/arm.h (THUMB_GO_IF_LEGITIMATE_ADDRESS): Allow frame
	pointer relative addresses.

	2000-02-10  Richard Earnshaw  <rearnsha@arm.com>

	* arm.c (find_barrier): Find the last barrier within the allowed
	range.

	2000-02-09  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm-protos.h: Replace PROTO with PARAMS.

	2000-02-09  Nick Clifton  <nickc@cygnus.com>

	* config/arm/linux-elf.h (FUNCTION_PROFILER): Rename to
	ARM_FUNCTION_PROFILER.

	* config/arm/netbsd.h (FUNCTION_PROFILER): Rename to
	ARM_FUNCTION_PROFILER.

	* config/arm/linux-oldld.h: Imported from mainline sources.

	2000-02-07  Nick Clifton  <nickc@cygnus.com>

	* config/arm/lib1funcs.asm: Merge in thumb functions from
	lib1thumb.asm.

	* config/arm/lib1thumb.asm: Delete.

	2000-02-04  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.c: Sychronised with current Red hat local
	sources.
	* config/arm/arm.h: Ditto.
	* config/arm/arm-protos.h: Ditto.

	2000-02-02  Bernd Schmidt  <bernds@cygnus.co.uk>

	* arm.c (soft_df_operand): Reject SUBREGs containing a constant.

	* arm.c (arm_gen_movstrqi): Generate halfword stores rather than two
	byte stores.

	2000-02-02  Nick Clifton  <nickc@cygnus.com>

	* config/arm/thumb.c (thumb_exit): Additional fix for same bug.

	* config/arm/arm.md (epilogue): Fix rtl checking abort because
	(return) was emited using an emit_insn() call.

	2000-01-31  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.c (output_thumb_prologue): Fix bug generating
	thumb stack frame.
	(thumb_exit): Move frame pointer back into hard frame pointer
	register if backtracing is being used.

	2000-01-13  Richard Earnshaw (rearnsha@arm.com)

	* Merge trunk code from tag merged-arm-thumb-backend-merge_20000113
	into branch.

	1999-12-15  Bernd Schmidt  <bernds@cygnus.co.uk>

	* config/arm/arm.md (neg_pool_offset): Provide default for new
	attribute.
	(arm_movsi_insn): Add neg_pool_offset attribute.
	* config/arm/arm.c (arm_find_barrier): Replace arg FIX with an
	rtx for the insn that starts the scan and an unsigned long for its
	address.  Add MIN_OFFSET and PINSERTED args.  All callers changed.
	Change scan to ignore insns before MIN_OFFSET.  Store size of inserted
	instructions in *PINSERTED.
	(struct minipool_fixup): Add MIN_ADDRESS elt.
	(sort_fixups): Compute it.
	(arm_reorg): Changes to support inserting pools before the insn to be
	fixed up.

	1999-12-08  Bernd Schmidt  <bernds@cygnus.co.uk>

	* config/arm/elf.h (MULTILIB_DEFAULTS): Add "marm".
	* config/arm/linux-elf.h (MULTILIB_DEFAULTS): Add "marm".
	* config/arm/coff.h (MULTILIB_DEFAULTS): Add "marm".

	Wed Nov  3 10:04:07 1999  Nick Clifton  <nickc@cygnus.com>

	* config/arm/semi.h (TARGET_VERSION): Do not define if already
	defined.
	(TARGET_DEFAULT): Do not define if already defined.

	Tue Nov  2 10:37:25 1999  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.md (anddi3): Allow disjoint source operands.
	(iordi3): Allow disjoint source operands.
	(xordi3): Allow disjoint source operands.
	(negdi2): Permit construction for ARM and Thumb.
	(arm_negdi2): Renamed version of old negdi2 pattern.
	(thumb_negdi2): New pattern: Only permit non-overlapping
	source and destination.

	Fri Oct 29 18:52:38 1999  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.c (thumb_expand_prologue): Emit a USE of the
	scratch low register so that it will not be deleted.

	Fri Oct 29 15:23:48 1999  Nick Clifton  <nickc@cygnus.com>

	* config/arm/pe.h (ARM_PE): Define.

	* config/arm/arm.c (arm_valid_machine_decl_attribute): Allow
	interfacearm attribute if this is a PE toolchain.
	(output_return_instruction): Do not emit anything if the function
	has the naked attribute set.
	(is_called_in_ARM_mode): If the function has the interfacearm
	attribute then return true.
	(thumb_expand_prologue): Do not generate a prologue for naked
	functions.
	(thumb_expand_epilogue): Do not generate an epilogie for a naked
	function.
	(output_thumb_prologue): Do not bother if the function is naked.
	Strip PE encoding from function name before emitting.

	Thu Oct 28 11:05:13 1999  Richard Earnshaw <rearnsha@arm.com>

	* arm.md (pic_load_addr): Fix constraints.

	* arm.md (casesi_insn): Fix mis-applied patch.

	* arm.md ("core" function unit): Add rules for single- and
	multi-cycle insns.
	(All TARGET_THUMB patterns): Add "type" attribute information
	where needed.
	* arm.c (arm_adjust_cost): Reduce the cost of a data dependency if
	the following insn is a CALL.

	* arm.c (thumb_expand_epilogue): Add a use of the adjusted stack
	pointer.
	* arm.h (CONDITIONAL_REGISTER_USAGE): Nail down the
	ARM_HARD_FRAME_POINTER_REGNUM when TARGET_APCS_FRAME.
	(FRAME_POINTER_REQUIRED): Only check TARGET_APCS_FRAME if TARGET_ARM.

	Wed Oct 27 14:40:48 1999  Nick Clifton  <nickc@cygnus.com>

	* config/arm/linux-gas.h: oops - this file was missed out when the
	branch was created...

	Tue Oct 26 17:07:38 1999  Richard Earnshaw <rearnsha@arm.com>

	* thumb.c: Deleted.  Move contents to ...
	* arm.c: ... here.
	* t-arm-aout, t-arm-coff, t-arm-elf, t-linux, t-netbsd, t-semi: Remove
	rule for thumb.o
	* configure.in (arm*-*-*): Remove thumb.o from extra_objs list.
	* configure: Regen.

	* arm-protos.h: Use RTX_CODE and tidy up long lines.  Don't
	declare a prototype for asm_output_align();

	* arm.c (thumb_condition_code): Delete.
	(arm_print_operand): Always use arm_condition_code array.

	* arm.c (thumb_return_addr_rtx): Delete.
	(arm_save_machine_status, arm_restore_machine_status): Delete.
	(arm_init_machine_status, arm_mark_machine_status): New functions.
	(arm_init_expanders): Update accordingly.
	(arm_return_addr): Renamed from arm_return_addr_rtx.  Rewrite.
	(thumb_expand_prologue): Delete code referencing thumb_return_addr_rtx.
	* arm.h (RETURN_ADDR_RTX): Call arm_return_addr().

	Tue Oct 26 13:24:16 1999  Nick Clifton  <nickc@cygnus.com>

	* configure.in : Fix arm-*-aout target to use new t-arm-aout
	script.
	* config/arm/t-arm-aout: New file: Makefile script for arm-*-aout
	targets.

	Tue Oct 26 11:27:12 1999  Nick Clifton  <nickc@cygnus.com>

	* config/arm/thumb.c (output_thumb_prologue): Fix bug creating
	stack backtrace structure.

	* config/arm/arm-protos.h: Add prototypes for functions defined in
	arm/pe.h.

	* config/arm/arm.c (arm_override_options): Fix selection of
	attributes of default processor.

	* config/arm/coff.h: Delete needless #include.

	* config/arm/pe.c: Delete unused code.

	* config/arm/pe.h (CPP_DEFINES): Delete
	(SUBTARGET_CPP_SPEC): Define.
	(ASM_DECLARE_FUNCTION_NAME): Use ARM_DECLARE_FUNCTION_NAME.

	* config/arm/t-pe: Add -DInhibit_libc to allof libgcc.a to build.

	Mon Oct 25 15:42:09 1999  Richard Earnshaw (rearnsha@arm.com)

	* arm.h (TARGET_APCS_FRAME): Renamed from TARGET_APCS -- all uses
	updated.
	(CAN_DEBUG_WITHOUT_FP): Define.
	(FIXED_REGISTERS): Make r11 call-saved.
	(CALL_USED_REGISTERS): Likewise.
	(CONDITIONAL_REGISTER_USAGE): Fix r11 if TARGET_APCS_FRAME.
	(FRAME_POINTER_REQUIRED): Correct logic for determining when a
	frame-pointer is required.
	(TARGET_DEFAULT): Make default setting include ARM_FLAG_APCS_FRAME.
	* arm.c (arm_override_options): Warn about -mno-apcs-frame and -g
	if the target normally needs a stack frame in non-leaf functions.
	(use_return_insn): Correct logic for determining when a return
	instruction can be used.
	(output_return_instruction): Handle the frame-pointer register as
	a normal register when not TARGET_APCS_FRAME.
	(arm_output_prologue): Likewise.
	(arm_output_epilogue): Likewise.
	(output_func_epilogue): Likewise.
	(arm_expand_prologue): Likewise.
	* netbsd.h semi.h (TARGET_DEFAULT): Add ARM_FLAG_APCS_FRAME.

	* arm.c (use_return_insn): No need to check floating point regs if
	TARGET_SOFT_FLOAT.
	(arm_find_minipool_constant): Correct typo; use GET_CODE to get
	the code of value stored in the minipool array.
	(arm_add_minipool_constant): Likewise.

2000-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* basic-block.h (conflict_graph_enum_fn): K&R fix.

2000-04-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* tree.c (tree_expr_nonnegative_p): New function.

	* tree.h (tree_expr_nonnegative_p): Declare.

	* c-typeck.c (build_binary_op): Call `tree_expr_nonnegative_p' to
	elide some sign_compare warnings.
	(build_conditional_expr): Likewise.

Sat Apr  8 00:21:51 EDT 2000  John Wehle  (john@feith.com)

	* i386.md (ashrsi3, ashrhi3, ashrqi3): Fix typo.

	* i386.md (floathisf2, floathidf2, floathixf2): New patterns.
	* i386.c (print_operand): Use the proper suffix for a 387 HImode
	operand.  Abort if a 387 operand has an unsupported size.

2000-04-08  Neil Booth  <NeilB@earthling.net>

	* cppexp.c (parse_charconst): Null does not end character
	constants.
	* cppinit.c (ISTABLE): Null character handled as whitespace.
	* cpplex.c (null_warning):  new function.
	(skip_string): Emit warning if nulls encountered.
	(_cpp_skip_hspace): Emit warning if nulls encountered.
	(_cpp_lex_token): Emit warning if nulls encountered.  Drop
	them.
	* cpp.texi: Update.

2000-04-07  Richard Henderson  <rth@cygnus.com>

	* flow.c (loop_depth): Remove.
	(reg_next_use, cc0_live, mem_set_list): Replace with ...
	(struct propagate_block_info): New.
	(life_analysis): Don't allocate reg_next_use.
	(propagate_block_delete_insn): Break out of propagate_block.
	Use flow_delete_insn to unlink rather than use NOTE_INSN_DELETED.
	(propagate_block_delete_libcall): Likewise.
	(propagate_block): Create a propagate_block_info struct to pass
	to subroutines.  Allocate one not two temporary regsets.  Don't
	clobber memory for const calls.  Look for clobbers in
	CALL_INSN_FUNCTION_USAGE.
	(mark_set_regs): Recognize COND_EXEC.
	(mark_set_reg): Break out of mark_set_1.
	(mark_used_reg): Break out of mark_used_regs.
	(mark_used_regs): Recognize COND_EXEC.
	(insn_dead_p): Use propagate_block_info struct.
	(libcall_dead_p, invalidate_mems_from_autoinc): Likewise.
	(find_auto_inc, try_pre_increment_1): Likewise.
	(print_rtl_with_bb): Dump regs live at end too.
	(count_reg_sets_1): Pass in loop_depth.
	(count_reg_sets, count_reg_references): Likewise.
	(recompute_reg_usage): Provide it.

2000-04-07  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (conflict.o): Depend on $(RTL_H) and $(BASIC_BLOCK_H)
	not the raw files.

2000-04-07  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.c (do_elif): Skip the rest of the line if we're
	not going to bother evaluating it.
	(skip_if_group): Clear pfile->only_seen_white.  Reorder loop
	to avoid pointless calls to the lexer.

Fri Apr  7 11:50:54 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/ia64.c: Delete stdio.h and ctype.h includes.

2000-04-07  Jason Merrill  <jason@casey.cygnus.com>

	* calls.c (expand_call): emit_queue if we're trying a sibcall.

2000-04-07  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/t-linux64 (tcrtbeginS.o, tcrtendS.o): Remove.

2000-04-06  Geoff Keating  <geoffk@cygnus.com>

	* Makefile.in: Build crtbeginS and crtendS like crtbegin and
	crtend so they can be multilibbed.
	(STAGESTUFF): Remove s-crt and s-crtS.

2000-04-07  Richard Henderson  <rth@cygnus.com>

	* config/alpha/alpha.c (alpha_emit_conditional_move): Fail
	if we discover we need a pseudo and no_new_pseudos is true.
	* config/alpha/alpha.md (ne:DI insn): New.
	(trunctfsf2, sne): Emit NE instead of non-canonical LTU.

2000-04-07  Richard Henderson  <rth@cygnus.com>

	* rtl.def (COND_EXEC): New.
	* rtl.h (COND_EXEC_TEST, COND_EXEC_CODE): New.
	* tm.texi (MAX_CONDITIONAL_EXECUTE): Document.

	* genconfig.c (have_cond_arith_flag): Remove.
	(have_cond_exec_flag): New.
	(walk_insn_part): Detect COND_EXEC, not arithmetic in IF_THEN_ELSE.
	(main): Print HAVE_conditional_execution.

	* haifa-sched.c (haifa_classify_insn): Recognize COND_EXEC.
	(sched_analyze_insn, print_pattern): Likewise.
	* reload.c (find_equiv_reg): Likewise.
	* rtlanal.c (reg_referenced_p): Likewise.
	(note_stores, dead_or_set_regno_p): Likewise.
	(reg_overlap_mentioned_p): Rewrite to use a switch.

	* ggc.h (struct rtx_def): Forward declare.

	* print-rtl.c (debug_rtx_range): New.
	* rtl.h (debug_rtx_range): Declare.

	* varray.h (VARRAY_ACTIVE_SIZE, VARRAY_POP_ALL): New.

	* gcse.c (gcse_main): Don't rebuild the CFG here.
	(delete_null_pointer_checks): Likewise.
	* ssa.c (convert_to_ssa): Likewise.
	* toplev.c (rest_of_compilation): Do it here instead.  Combine
	sequential calls to TIMEVAR.  Consistently use `insns' instead of
	`get_insns()'.  Always split insns after reload when optimizing.

	* basic-block.h (merge_blocks_nomove): Declare.
	(tidy_fallthru_edge): Declare.
	* flow.c (merge_blocks_nomove): Document as merging into previous
	blocks.  Remove cruft from between blocks; remove all edges out of A.
	(tidy_fallthru_edge): Export.

2000-04-06  Alex Samuel  <samuel@codesourcery.com>

	* ssa.c (compute_conservative_reg_partition): Declare with
	void arguments.
	* toplev.c (clean_dump_file): Remove previously-deleted function
	inadvertantly merged back in.
	* conflict.c (conflict_graph_add): Use a single call to
	htab_find_slot to look up and insert.

2000-04-06  Richard Henderson  <rth@cygnus.com>

	* genrecog.c (*): Rename _last_insn to last_insn.
	(make_insn_sequence): Set the position of the peephole2 C test
	to be at the last insn.

2000-04-06  Richard Henderson  <rth@cygnus.com>

	* flow.c (compute_flow_dominators): Free worklist.

2000-04-06  Michael Matz  <matzmich@cs.tu-berlin.de>

	* flow.c (compute_flow_dominators): Process blocks FIFO not LIFO.

2000-04-06  Alex Samuel  <samuel@codesourcery.com>

	* rtl.h (INSN_P): New macro.
	(successor_phi_fn): New typedef.
	(for_each_successor_phi): New prototype.
	(in_ssa_form): New variable.
	(PHI_NODE_P): Likewise.
	* flow.c (calculate_global_regs_live): Add to new_live_at_end from
	phi nodes in successors.
	(mark_used_regs): Add PHI case.
	(set_phi_alternative_reg): New function.
	(life_analysis): Assert that dead code elimination is not selected
	when in SSA form.
	* toplev.c (to_ssa_time): New variable.
	(from_ssa_time): Likewise.
	(compile_file): Zero to_ssa_time and from_ssa_time.
	Print time to convert to and from SSA.
	(rest_of_compilation): Time convert_to_ssa and convert_from_ssa.
	(print_time): Compute percent fraction as integer.
	* ssa.c (PHI_NODE_P): Moved to rtl.h.
	(convert_to_ssa): Check if we're already in SSA.
	Don't eliminate dead code in life_analysis.
	Rerun flow and life analysis at bottom.
	(eliminate_phi): Use canonical regnos when adding nodes.
	(mark_reg_in_phi): New function.
	(mark_phi_and_copy_regs): Likewise.
	(convert_from_ssa): Rerun life analysis at top.
	Use coalesced partition.
	Check for removing a phi node at the end of the block.
	(compute_coalesced_reg_partition): New function.
	(coalesce_regs_in_copies): Likewise.
	(coalesce_reg_in_phi): Likewise.
	(coalesce_regs_in_successor_phi_nodes): Likewise.
	(for_each_successor_phi): Likewise.
	(rename_context): New struct.
	(rename_block): Use a rename_context with rename_insn_1.  When
	renaming sets of a subreg, emit a copy of the entire reg first.
	(rename_insn_1): Treat data as a rename_context *.  Save current
	insn in set_data.
	(rename_set_data): Add field set_insn.
	* Makefile.in (HASHTAB_H): Move up in file.
	(OBSTACK_H): New macro.
	(collect2.o): Use OBSTACK_H in dependencies.
	(sdbout.o): Likewise.
	(emit-rtl.o): Likewise.
	(simplify-rtx.o): Likewise.
	(fix-header.o): Likewise.
	(OBJS):	Add conflict.o.
	(conflict.o): New rule.
	* basic-block.h: Include partition.h.
	(conflict_graph): New typedef.
	(conflict_graph_enum_fn): Likewise.
	(conflict_graph_new): New prototype.
	(conflict_graph_delete): Likewise.
	(conflict_graph_add): Likewise.
	(conflict_graph_conflict_p): Likewise.
	(conflict_graph_enum): Likewise.
	(conflict_graph_merge_regs): Likewise.
	(conflict_graph_print): Likewise.
	(conflict_graph_compute): Likewise.
	* conflict.c: New file.

2000-04-06  Jason Merrill  <jason@yorick.cygnus.com>

	* tlink.c (read_repo_files): Don't look for .rpo info for
	linker flags.

Thu Apr  6 20:39:26 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.h (STRUCT_VALUE, RETURN_IN_MEMORY): Define.

Thu Apr  6 19:34:08 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* config/sh/lib1funcs.asm (___udivsi3_i4):
	( __SH4_SINGLE__ / __SH4_SINGLE_ONLY__ variant): value for fpscr
	only depends on FMOVD_WORKS.

Thu Apr  6 19:11:47 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* config/sh/lib1funcs.asm (___udivsi3_i4): When using fmovd,
	make double constant 8-byte aligned.

2000-04-06  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.md (movtf_insn_sp32, movtf_insn_vis_sp32,
	movtf_no_e_insn_sp32, movtf_insn_hq_sp64, movtf_insn_hq_vis_sp64,
	movtf_no_e_insn_sp64): Accept loading 0.0 into GENERAL_REGS.
	(movtf_insn_sp64, movtf_insn_vis_sp64): Likewise.
	Accept storing GENERAL_REGS into offsetable memory.
	* config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Don't allow
	building a TFmode constant other than 0.0L into GENERAL_REGS.

2000-04-06  Clinton Popetz  <cpopetz@cygnus.com>

	* regrename.c (regrename_optimize): Handle no REG_ALLOC_ORDER.

2000-04-06  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (CPP_IS_MACRO_BUFFER, FORWARD, PEEKC): Delete.
	(macro_cleanup): No need to cast pbuf->macro.
	(collect_expansion): Use _cpp_get_define_token.  Goto done if
	it returns VSPACE.  Remove check for trailing space after
	CPP_COMMENT.
	(_cpp_create_definition): Don't diddle flags here.  Return
	directly on error.
	(unsafe_chars): Handle c1 being EOF.
	(push_macro_expansion): Use unsafe_chars for both accidental-paste
	checks.  Don't push the buffer till after we're done with
	them.
	* cpplex.c (PEEKBUF, GETBUF, FORWARDBUF): New.
	(PEEKN, FORWARD, GETC, PEEKC): Use them.
	(cpp_push_buffer): Don't set new->alimit.  Set new->mark
	appropriately.
	(_cpp_parse_assertion): Don't NUL terminate.
	(_cpp_lex_token): Fix -traditional macro handling.  Don't skip
	hspace before calling _cpp_parse_assertion.  Remove all sets
	of only_seen_white. Treat '\f' as hspace.  Don't do anything
	special with '\n' here.
	(maybe_macroexpand): Handle T_EMPTY hash entries without
	pushing a buffer at all.
	(cpp_get_token): Handle clearing only_seen_white here.  Handle
	incrementing the line number here.  Clear
	potential_control_macro as well as only_seen_white, if
	appropriate.
	(cpp_get_non_space_token): Don't eat CPP_POP tokens.
	(_cpp_get_define_token): New function, basically like
	_cpp_get_directive_token was but doesn't eat horizontal space.
	Don't do anything with only_seen_white here.
	(_cpp_get_directive_token): Just call _cpp_get_define_token
	repeatedly till it returns non-hspace.

	* cpplib.c (PEEKN, FORWARD, GETC, PEEKC): Delete.
	(conditional_skip, skip_if_group): Return int.
	(DIRECTIVE_TABLE): Change origin of all conditional directives
	to "COND".
	(TRAD_DIRECT_P): New macro.
	(_cpp_handle_directive): Use _cpp_get_directive_token.  Issue
	an error for a bogus directive, unless -lang-asm.  Use
	TRAD_DIRECT_P. Loop calling handler functions till one returns
	zero.
	(get_macro_name): Don't diddle flags here.
	(do_define): Diddle flags here.  Use _cpp_get_directive_token.
	Create T_EMPTY nodes for #define macro /* nothing */.
	(do_undef): Don't copy the name.  Use _cpp_get_directive_token.
	Use hp->name when calling pass_thru_directive.
	(do_if, do_else, do_elif, do_ifdef, do_ifndef, conditional_skip):
	Return the result of conditional_skip and/or skip_if_group.
	Don't call _cpp_output_line_command.
	(consider_directive_while_skipping): Use _cpp_get_directive_token.
	Issue -Wtraditional warnings as appropriate.  Don't complain
	about unrecognized directives.  If we are to stop skipping,
	return the number of the directive that ended the skip.
	(skip_if_group): Use _cpp_get_directive_token.  Turn off macro
	expansion and line commands while skipping.  Return the result
	of consider_directive_while_skipping, if nonzero.
	(do_endif): Just set potential_control_macro here.
	(validate_else): Use _cpp_get_directive_token.
	(do_assert, do_unassert): Don't save pointers into the
	token_buffer across calls to the lexer.  Use
	_cpp_get_directive_token.

	* cpplib.h (cpp_buffer): Remove alimit and colno.  Make mark a
	pointer, not an offset.  Replace 'data', which was a generic
	pointer, with 'macro', which points to a struct hashnode.
	(cpp_reader): Add 'potential_control_macro' pointer.
	* cpphash.h (T_UNUSED): Replace with T_EMPTY.
	(CPP_BUF_GET, CPP_FORWARD): Delete.
	(CPP_IN_COLUMN_1, ADJACENT_TO_MARK): New macros.
	(CPP_IS_MACRO_BUFFER, CPP_SET_BUF_MARK, CPP_GOTO_BUF_MARK,
	ACTIVE_MARK_P): Update.
	(_cpp_get_define_token): New internal function.
	* cppfiles.c (read_include_file): Don't set fp->alimit or fp->colno.

2000-04-05   Benjamin Kosnik  <bkoz@cygnus.com>

	* configure.in: And here.
	* configure: Regenerate.
	* acconfig.h: Add ENABLE_STD_NAMESPACE to set flag_honor_std if
	--enable-libstdcxx-v3 is passed at configure time.
	* config.h.in: Regenerate.

2000-04-05  Mark Mitchell  <mark@codesourcery.com>

	* final.c (final): Use xcalloc to allocate line_note_exists.
	* function.c (free_after_compilation): Free the temp_slots.
	(assign_stack_temp_for_type): Use xmalloc to allocate temp_slots.
	(combine_temp_slot): Free temp_slots when they get combined.
	(purge_addressof): Fix typo in comment.
	* stmt.c (mark_goto_fixup): Mark the fixup itself.
	(expand_fixup): Allocate the fixup with ggc_alloc_obj.

	* ggc.h: Include varray.h.
	(ggc_pending_trees): Declare.
	(ggc_mark_tree_children): Remove declaration.
	(ggc_mark_tree): Just push unmarked trees on ggc_pending_trees.
	* ggc-common.c (ggc_pending_trees): New variable.
	(ggc_mark_roots): Call ggc_mark_trees.
	(ggc_mark_tree_children): Rename to ggc_mark_trees.  Process all
	the ggc_pending_trees.
	* Makefile.in (GGC_H): New variable.  Use it throughout in place
	of ggc.h.

Thu Apr  6 00:30:50 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.h (FUNCTION_ARG_PARTIAL_NREGS): Accommodate an unsigned
	GET_MODE_SIZE.

Wed Apr  5 23:17:10 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.c (sh_insn_length_adjustment): New function.
	* sh-protos.h (sh_insn_length_adjustment): Declare.
	* sh.h (ADJUST_INSN_LENGTH): Use it.

Wed Apr  5 12:35:18 2000  Hans-Peter Nilsson  <hp@axis.com>

	* optabs.c (emit_libcall_block): Remove spurious REG_EQUAL notes
	from the insn where REG_RETVAL is added.
	(emit_no_conflict_block): Ditto.

	* md.texi (Standard Names): Clarify when movX is needed.

	* combine.c (simplify_comparison) [MINUS]: Do not replace
	all (op (minus A B) 0) with (op A B).

Wed Apr  5 18:03:31 2000  Toshiyasu Morita  (toshi.morita@sega.com)
			  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.md (block_lump_real_i4): Add missing clobber of T_REG
	(block_lump_real): Likewise.

2000-04-05  Chris Demetriou  <cgd@netbsd.org>

	* mips.h (MASK_DEBUG_A, MASK_DEBUG_B, MASK_DEBUG_C): Zero the
	remaining nonzero debugging masks.

Wed Apr  5 09:44:07 2000  Jeffrey A Law  (law@cygnus.com)

	* basic-block.h (verify_flow_info): Declare.
	(flow_loop_outside_edge_p): Declare.
	* flow.c (verify_flow_info): Remove declaration.
	(clear_log_links, flow_loop_outside_edge_p): Likewise.

Wed Apr  5 09:34:26 2000  Philippe De Muyter <phdm@macqel.be>

	* m68k/m68k-protos.h (finalize_pic): Turn prototype off using `#if 0',
	not C++ comments.

2000-04-05  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.md (snedi_zero+1, neg_snedi_zero+1,
	snedi_zero_trunc+1, seqdi_zero+1, neg_seqdi_zero+1,
	seqdi_zero_trunc+1): Allow splits only if registers are
	different.

2000-04-04  Ulrich Drepper  <drepper@cygnus.com>

	* acconfig.h: Add HAVE_GAS_HIDDEN.
	* config.in: Regenerated.
	* configure.in: Add test for .hidden pseudo-op in gas.
	* configure: Regenerated.
	* crtstuff.c: Include auto-host.h.
	Emit additional .hidden pseudo-op for __dso_handle if the
	assembler knows about it.

2000-04-04  Philippe De Muyter  <phdm@macqel.be>

	* cpphash.c (_cpp_free_definition): Test argnames, not nargs >= 0,
	before freeing argnames.
	* cpplib.c (do_ifndef): Cast return value of xstrdup.

2000-04-05  Michael Meissner  <meissner@redhat.com>

	* config/rs6000/rs6000.c (print_operand): Patch from Jonathan
	Walton <jonboy@gordian.com> to make memory references with update
	work wtih -mregnames.

2000-04-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* regrename.c (regno_first_use_in): Wrap prototype in PARAMS.
	(regrename_optimize): Rename variables `def_uses' and
	`ext_basic_blocks' to avoid conflicts with similarly named
	typedefs in traditional C.

	* calls.c (initialize_argument_information): Fix typo in previous
	change.

2000-04-04  Richard Henderson  <rth@cygnus.com>

	* regrename.c (consider_available): Test fixed_regs not
	PIC_OFFSET_TABLE_REGNUM.

2000-04-04  Geoff Keating  <geoffk@cygnus.com>

	* config/rs6000/t-ppccomm (EXTRA_MULTILIB_PARTS): Add crtbegin,
	crtend.
	(CRTSTUFF_T_CFLAGS_S): Delete definition.
	* config/rs6000/sysv4.h (STARTFILE_LINUX_SPEC): Always use crtbegin.
	(ENDFILE_LINUX_SPEC): Always use crtend.
	* configure.in (powerpc-*-linux-gnulibc1): Don't define extra_parts.
	(powerpc-*-linux-gnu): Likewise.
	* configure: Regenerate.

	* config/rs6000/eabi.h:	Don't include sysv4.h.
	(MULTILIB_DEFAULTS): Don't define.
	* config/rs6000/eabiaix.h: Don't include eabi.h.
	* config/rs6000/eabile.h: Delete.
	* config/rs6000/eabilesim.h: Delete.
	* config/rs6000/eabisim.h: Don't include eabi.h.
	* config/rs6000/linux.h: Don't include sysv4.h.
	(JUMP_TABLES_IN_TEXT_SECTION): Don't redefine.
	(MULTILIB_DEFAULTS): Don't redefine.
	* config/rs6000/rtems.h: Don't include eabi.h.
	* config/rs6000/sol2.h: Don't include sysv4le.h.
	* config/rs6000/sysv4le.h: Don't include sysv4.h.
	* config/rs6000/t-ppc: Delete.
	* config/rs6000/t-ppcgas: Correct comment.
	* config/rs6000/t-ppcos: Correct comment.  Don't build
	multilibs for -fPIC, rather use -fPIC -mstrict-align
	as default.
	* config/rs6000/t-ppc: Delete.
	* config/rs6000/vxppc.h: Don't include sysv4.h.
	* config/rs6000/vxppcle.h: Delete.
	* configure.in: Use multiple header files for p2pc ELF targets
	powerpc-eabiaix, powerpc-eabisim, powerpc-rtems, powerpcle-eabi,
	powerpcle-eabisim, powerpc-elf, powerpcle-elf, powerpc-linux-gnu,
	powerpc-linux-gnulibc1, powerpc-sysv, powerpcle-sysv,
	powerpc-vxworks, powerpcle-vxworks.  Assume GAS functionality is
	always available for these platforms.

2000-04-04  Richard Henderson  <rth@cygnus.com>

	* calls.c (try_to_integrate): Initialize reg_parm_stack_space.

2000-04-04  Stan Cox  <scox@cygnus.com>

	* Makefile.in: Add rules for regrename.o
	* regrename.c: New file.
	* rtl.h (regrename_optimize): Add prototype.
	* toplev.c (rename_registers_dump, flag_rename_registers): New variables
	(compile_file, decode_d_option): Add support for -frename-registers.
	(rest_of_compilation): Call regrename_optimize.
	* config/ia64/ia64.h (HARD_REGNO_RENAME_OK, RENAME_EXTENDED_BLOCKS):
	New macros.

2000-04-04  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

	* Makefile (gccbug): New target.
	(doc): Depend on it.
	* gcc.texi (Bugs): Link subnodes.
	(gccbug): New node.
	* gccbug.in (CATEGORIES): Remove gc, host, profiling, libgcc.
	Document severities, priorities, and classes in bug form.

2000-04-04  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplex.c (trigraph_map, speccase): Combine into single
	table, chartab.
	(NORMAL, NONTRI): New macros.
	(_cpp_read_and_prescan): Change to use unified table.  Use
	is_hspace to test for whitespace.

	* dbxout.c (CONTIN): If it doesn't have to do anything, give it a
	definition that doesn't provoke the "empty body in an
	if-statement" warning.

2000-04-04  Clinton Popetz  <cpopetz@cygnus.com>

	* builtins.c (expand_builtin_strlen): Force the source to
	be a memory address.

2000-04-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* cpplib.c (D): Adjust to call CONCAT2 macro without whitespace.

Tue Apr  4 19:17:20 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* calls.c (ECF_MALLOC, ECF_MAY_BE_ALLOCA, ECF_RETURNS_TWICE,
	 ECF_LONGJMP, ECF_FORK_OR_EXEC):  New constants.
	(ECF_IS_CONST): Rename to ECF_CONST.
	(special_function_p): Make static, change interface.
	(flags_from_decl_or_type, try_to_integrate): Break out from ...
	(expand_call) ... here; convert number of variables to flags.
	(emit_library_call_vlue_1): Likewise.
	(setjmp_call_p): New function.
	(initialize_argument_information): Accepts flags as argument;
	return flags.
	(precompute_arguments): Likewise.
	* tree.h (special_function_p): Remove.
	(setjmp_call_p): Add prototype.

2000-04-04  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.h (RTX_OK_FOR_OFFSET_P): Leave minor margin
	so that addresses are offsetable by up to 16 bytes.
	(GO_IF_LEGITIMATE_ADDRESS): Don't allow REG+REG addresses for
	non-optimizing TARGET_ARCH32 in DF or DI modes because it is not
	offsetable.

	* config/sparc/sparc.md (movdi_insn_sp64_novis): New pattern.
	(movdi_insn_sp64_vis): Renamed from movdi_insn_sp64.
	(movsf): Don't force any constant to memory if target is integer
	hard register.
	Move fp_zero_operand check below the const0_rtx check.
	(movtf): Likewise. Also allow fp_zero_operand for stores into
	memory.
	(movdf): Likewise. Also allow fp_zero_operand for stores into
	memory and into integer hard registers.
	(clear_df, clear_dfp, movdf_const_intreg_sp32,
	movdf_const_intreg_sp64): Remove.
	(movdf_insn_sp32, movdf_no_e_insn_sp32): Redo constraints and
	conditions.
	(movdf_no_e_insn_v9_sp32): New pattern.
	(movdf_insn_v9only): Remove.
	(movdf_insn_v9only_novis, movdf_insn_v9only_vis): New patterns.
	(movdf_insn_sp64): Remove.
	(movdf_insn_sp64_novis, movdf_insn_sp64_vis): New patterns.
	(movdf_no_e_insn_sp64): Allow storing 0.0 into memory.
	(following splits): Rewrite conditions. Add two new splits
	for storing 0.0 into memory and registers.
	(clear_tf, clear_tf+1, clear_tfp, clear_tfp+1): Remove.
	(movtf_insn_sp32): Redo constraints and conditions.
	(movtf_insn_vis_sp32): New pattern.
	(movtf_no_e_insn_sp32): Redo constraints and conditions.
	(movtf_insn_hq_sp64): Likewise.
	(movtf_insn_hq_vis_sp64): New pattern.
	(movtf_insn_sp64): Redo constraints and conditions.
	(movtf_insn_vis_sp64): New pattern.
	(movtf_no_e_insn_sp64): Redo constraints and conditions.
	(movtf_no_e_insn_sp64+1): New split for storing 0.0L into registers
	or memory.
	* config/sparc/sparc.c (sparc_override_options): Assume v9 if either
	-mvis or -m64 to take down the number of various reload patterns.

Tue Apr  4 00:41:53 2000  Jeffrey A Law  (law@cygnus.com)

	* pa/pa-64.h: New file.
	* pa/pa64-regs.h: New file.
	* pa/pa64-start.h: New file.
	* pa/t-pa64: New file.
	* pa/xm-pa64hpux.h: New file.

2000-04-03  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* sparc.c (output_restore_regs): Prototype.
	(sparc_emit_float_lib_cmp): Constification.

	* emit-rtl.c (const_int_htab_hash, const_int_htab_eq): Likewise.

	* reload1.c (reload_cse_delete_noop_set, reload_cse_simplify):
	Prototype.

	* simplify-rtx.c (entry_and_rtx_equal_p): Constification.
	(get_value_hash, hash_rtx): Likewise.

	* ssa.c (compute_conservative_reg_partition): Prototype.

	* tree.c (mark_hash_entry): Prototype.

2000-04-03  Zack Weinberg  <zack@wolery.cumb.org>

	* bb-reorder.c (verify_insn_chain): #ifdef out unless ENABLE_CHECKING.
	* i386.h (FUNCTION_ARG_REGNO_P): Remove unnecessary test for N >= 0.
	* i386.md (call_value, call_value_pop): Remove unused variable 'addr'.

	* gcc.c (C specs): Pass -fno-show-column to the preprocessor.
	* objc/lang-specs.h: Likewise.

2000-04-03  Neil Booth  <NeilB@earthling.net>

	* cppexp.c: wrap long lines.  New macros CPP_ICE, SYNTAX_ERROR
	and SYNTAX_ERROR2. Replace `' in messages with ''.
	(op_to_str): Make re-entrant.
	(_cpp_parse_expr): Implement new error macros. Use | rather
	than || to logically or 2 boolean integers.  Simply expression
	checking we have a left operand iff needed.

2000-04-03  Nick Clifton  <nickc@cygnus.com>

	* Makefile.in (diagnostic.o): Depend upon diagnostic.c

2000-04-03  Philip Blundell  <philb@gnu.org>

	* config/arm/linux-elf.h (SUBTARGET_EXTRA_LINK_SPEC): Fix typos.

2000-04-03  Felix Lee  <flee@cygnus.com>

	* fixinc/server.c (find_shell): New function.  Avoid $SHELL.
	(run_shell): Use it.

2000-04-03  Jonathan Larmour  <jlarmour@redhat.co.uk>

	* Makefile.in (stmp-int-hdrs): Make include subdir here...
	(stmp-fixproto): ...rather than here.

Mon Apr  3 00:50:06 2000  Jason Eckhardt <jle@cygnus.com>

	* pa.c (print_operand): Compute 'base' only inside the code paths
	that use it.

2000-04-03  Geoffrey Keating  <geoffk@cygnus.com>

	* stor-layout.c (byte_from_pos): Use TRUNC_DIV_EXPR rather than
	CEIL_DIV_EXPR.

2000-04-03  Philipp Thomas  <pthomas@suse.de>

	* i386.h (TARGET_SWITCHES): Remove bogus empty strings, fix typo.

Mon Apr  3 00:02:59 2000  Brad Lucier <lucier@math.purdue.edu>

	* Makefile.in (alias.o): Depend on $(TREE_H).

2000-04-02  Zack Weinberg  <zack@wolery.cumb.org>

	* cppinit.c (cpp_start_read): Turn off -Wtraditional if
	processing C++.
	* cpplib.c (_cpp_handle_directive): Improve warnings for
	traditional C and indented directives.

	* enquire.c, gsyslimits.h, limity.h, config/convex/fixinc.convex,
	fixinc/fixinc.irix, fixinc/fixinc.sco, fixinc/fixinc.wrap,
	fixinc/inclhack.def: Indent the # of #include_next one space.
	* cp/rtti.c: Un-indent #if and #endif.

	* cppexp.c (_cpp_parse_expr): If lex returns '#', it's a
	syntax error, but an error has already been printed.
	* cpplex.c (_cpp_parse_assertion): Give a more specific error
	message when called with nothing remaining on the line.
	(_cpp_lex_token): If _cpp_parse_assertion fails, return an
	OTHER token, not an ASSERTION.
	* cpplib.c (do_assert): When we create a 'base' node, clear
	its aschain pointer.

2000-04-02  Neil Booth <NeilB@earthling.net>

	* cppexp.c:  New typedef op_t.  struct operation and struct
	token updated to use it.
	(op_to_str): New function.
	(_cpp_parse_expr): Error messages modified to use op_to_str.

2000-04-02  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.c (c4x_function_arg): Check for void_type_node
	before checking MUST_PASS_IN_STACK.

2000-04-02  Neil Booth <NeilB@earthling.net>

	* cppexp.c:  New FINISHED dummy token.  Combine operator initial
	flags and initial priority into a single constant.  New
	EQUALITY macro.  New operator flag SHORT_CIRCUIT.
	(_parse_cpp_expr): Implement new constants.  Take left operand
	checks out of reduction loop.  Handle SHORT_CIRCUIT.  End of
	parse indicated by reducing FINISHED token.  Remove new lines
	from cpp_error messages.

2000-04-01  Mark Mitchell  <mark@codesourcery.com>

	* emit-rtl.c (gen_rtx_CONST_INT): Create cached CONST_INTs on the
	permanent obstack.

2000-04-01  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.c: Include symcat.h.  Add 'origin' field to struct
	directive.  Add origin values to DIRECTIVE_TABLE.  Generate
	the strings and function names on the fly.  Take the #sccs
	entry out of the table if SCCS_DIRECTIVE is not defined.
	(_cpp_handle_directive): Decide if the # was at the beginning
	of the line here.  Issue -pedantic warnings for extended
	directives here.  Warn about K+R directives with the #
	indented, and C89/extended directives with the # not indented,
	here.
	(do_import, do_include_next, do_warning, do_ident, do_sccs,
	do_assert, do_unassert): Don't issue pedantic warning here.

	* cpphash.h: Add CPP_WTRADITIONAL macro.
	* cpplib.h (struct cpp_options): Rename warn_stringify to
	warn_traditional; update comments.
	* cppinit.c (handle_option): Set warn_traditional not
	warn_stringify.
	* cpphash.c: Replace CPP_OPTION (pfile, warn_stringify) with
	CPP_WTRADITIONAL (pfile).
	* cpplex.c (_cpp_lex_token): Don't decide if directives should
	be ignored in -traditional mode here.

	* cpplex.c: Copy ISTABLE macros from cppinit.c, and adapt them
	to initialize speccase[] and trigraph_map[].  Delete all
	references to pfile->input_speccase.  Always treat '?' as a
	special character.  Remove table-initialization code from
	_cpp_init_input_buffer.

	* cpplib.h (struct cpp_reader): Remove input_speccase field.
	* cppinit.c (cpp_cleanup): Don't free input_speccase.

2000-04-01  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (STAGESTUFF): Wildcard all debugging dumps at once.
	(mostlyclean): Likewise.

	* toplev.c (rtl_dump, jump_opt_dump, etc): Remove.
	(struct dump_file_info, enum dump_file_index, dump_file): New.
	(open_dump_file): Take a dump_file_index not a suffix, and a decl
	not a string.  Clean out file if we haven't yet done so.  Do nothing
	if the dump isn't enabled.
	(close_dump_file): Do nothing if the dump isn't open.  Dump
	graph data if requested.
	(dump_rtl, clean_dump_file): Remove.
	(compile_file): Don't clean the dump files.  Only finalize .bp dump
	if flag_test_coverage or flag_branch_probabilities.  Only finalize
	.combine dump if optimizing.  Iterate over dump_file to finalize the
	graph dumps.
	(rest_of_compilation): Update for open_dump_file/close_dump_file.
	Convert all uses of dump_rtl.
	(decode_d_option): Iterate over dump_file to implement 'a' and to
	locate pass-specific dumps.

2000-04-01  Neil Booth <NeilB@earthling.net>

	* cppexp.c: Redefine priority constants.
	(_cpp_parse_expr): Replace left and right priority scheme with
	single priority logic.  Move LOGICAL to same place as COMPARE.
	Remove bogus check for multiple unary +/- operators.

2000-04-01  Neil Booth <NeilB@earthling.net>

	* cppexp.c: (_cpp_parse_expr): Numerical constants are pushed
	within the switch statement.  Binary operations break out of
	the switch naturally.  '(' tokens handled by forcing
	immediate shift.  ')' handled by forcing immediate reduce to
	the previous '('.  New error messages.

2000-03-31  Geoff Keating  <geoffk@cygnus.com>

	* config/rs6000/rs6000.c (print_operand): Don't use %l for 'low
	part', it's already in use.  Use %K instead.  Add a return at the
	end of what is now %K.
	* config/rs6000/rs6000.md (elf_low): Use %K instead of %l.

Sat Apr  1 02:05:29 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* builtins.c  (expand_builtin_apply):  Pass proper parameters to
	allocate_dynamic_stack_space.
	* calls.c (emit_call_1):  Do not adjust stack pointer for SIB,
	update stack_pointer_delta; do not update arg_size_so_far.
	(compute_argument_block_size): Use stack_delta instead of
	stack_pointer_pending and arg_size_so_far.
	(expand_call): Add sanity checking for stack_pointer_delta;
	save and restore stack_pointer_delta for SIB, use
	stack_pointer_delta for alignment; do not update arg_space_so_far.
	(emit_library_call_value): Use stack_pointer_delta for alignment.
	(store_one_arg): Do not update arg_space_so_far.
	* explow.c (adjust_stack, anti_adjust_stack): Update
	stack_pointer_delta.
	(allocate_dynamic_stack_space): Add sanity checking for
	stack_pointer_delta.
	* expr.c (init_expr, clear_pending_stack_adjust): Clear
	stack_pointer_delta.
	(emit_push_insn): Update stack_pointer_delta.
	* function.h (struct expr_status): Add x_stack_pointer_delta;
	remove x_arg_space_so_far.
	(arg_space_so_far): Remove.
	(stack_pointer_delta): New macro.

2000-03-31  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.h: Merge struct cpp_options into struct cpp_reader.
	Reorder struct cpp_options and struct cpp_reader for better
	packing.  Replace CPP_OPTIONS macro with CPP_OPTION which
	takes two args.  Change all 'char' flags to 'unsigned char'.
	Move show_column flag into struct cpp_options.  Don't
	prototype cpp_options_init.
	* cpphash.h, cpperror.c, cppexp.c, cppfiles.c, cpphash.c,
	cppinit.c, cpplex.c, cpplib.c:
	Replace CPP_OPTIONS (pfile)->whatever with
	CPP_OPTION (pfile, whatever), and likewise for
	opts = CPP_OPTIONS (pfile); ... opts->whatever;

	* cppinit.c (merge_include_chains): Take a cpp_reader *.
	Extract CPP_OPTION (pfile, pending) and work with that
	directly.
	(cpp_options_init): Delete.
	(cpp_reader_init): Turn on on-by-default options here.
	Allocate the pending structure here.
	(cl_options, enum opt_code): Define these from the same table,
	kept in a large macro.  Add -fshow-column and -fno-show-column
	options.

	* cpperror.c (v_message): If show_column is off, don't print
	the column number.

	* cppmain.c: Update for new interface.
	* fix-header.c: Likewise.

2000-03-30  Geoff Keating  <geoffk@cygnus.com>

	* config/rs6000/t-aix43 (AR_FLAGS_FOR_TARGET): Adjust for new
	definition.
	* Makefile.in (AR_FLAGS_FOR_TARGET): Is now the flags that
	are passed to any invocation of AR_FOR_TARGET.
	(AR_CREATE_FOR_TARGET): New macro.
	(AR_EXTRACT_FOR_TARGET): New macro.
	(ORDINARY_FLAGS_TO_PASS): Add AR_CREATE_FOR_TARGET,
	AR_EXTRACT_FOR_TARGET.
	(many places): Use AR_CREATE_FOR_TARGET, AR_EXTRACT_FOR_TARGET
	in place of `$(AR_FOR_TARGET) $(AR_FLAGS_FOR_TARGET)' and
	`$(AR_FOR_TARGET) x'.  Pass AR_CREATE_FOR_TARGET and
	AR_EXTRACT_FOR_TARGET to sub-makes.

2000-03-31  Neil Booth <NeilB@earthling.net>

	* cppexp.c: Delete SKIP_OPERAND.  Correct priority
	PAREN_INNER_PRIO.
	(_cpp_parse_expr): Check for multiple unary +/- operators.
	Correct priorities of ':' and '?'.  Treat ')' as having a
	value.	Ensure conditional expression is not void.

2000-03-31  Mark Mitchell  <mark@codesourcery.com>

	* alias.c (canon_rtx): Make it global.
	(rtx_equal_for_memref_p): CONST_INT equality is now pointer
	equality.
	* cse.c (struct table_elt): Add canon_exp.
	(insert): Clear it.
	(invalidate): Canonicalize expressions only once.
	* rtl.h (canon_rtx): Declare.

2000-03-30  Mark Mitchell  <mark@codesourcery.com>

	* Makefile.in (emit-rtl.o): Depend on HASHTAB_H.
	* alias.c (reg_known_value): Add comments.
	(init_alias_analysis): Likewise.
	* cse.c (exp_equiv_p): CONST_INTs are equal iff they have the same
	address.
	(cse_basic_block): Fix typo in comment.
	* emit-rtl.c: Include hashtab.h.
	(const_int_htab): New variable.
	(const_int_htab_hash): New function.
	(const_int_htab_eq): Likewise.
	(rtx_htab_mark_1): Likewise.
	(rtx_htab_mark): Likewise.
	(gen_rtx_CONST_INT): Cache all CONST_INTs.
	(unshare_all_rtx): Fix formatting.
	(init_emit_once): Initialize const_int_htab.
	* rtl.c (rtx_equal_p): CONST_INTs are equal iff they have the same
	address.
	* rtl.texi: Document the fact that all CONST_INTs with the same
	value are shared.

2000-03-30  Richard Henderson  <rth@cygnus.com>

	* alpha.h (FUNCTION_BOUNDARY): Reduce to 128 bits.

2000-03-30  Zack Weinberg  <zack@wolery.cumb.org>

	* configure.in: Comment out --enable-c-cpplib stanza.
	* configure: Regenerate.

Thu Mar 30 06:32:51 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* expr.c (store_constructor): Properly compute displacement and
	alignment when offset is variable.

	* expmed.c (store_bit_field, store_fixed_bit_field): Fix more
	cases of alignment in bytes.

Thu Mar 30 13:30:40 2000  Jeffrey A Law  (law@cygnus.com)

	* c-parse.in (cast_expr): Move change from March 21 into c-parse.in
	since it is used to generate c-parse.y.
	* objc-parse.c, objc-parse.y: Regenerated.

	* function.c (expand_function_end): Pass alignment argument to
	emit_block_move in bits, not bytes.

Thu Mar 30 06:32:51 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* expr.c (move_by_pieces_ninsns): Fix one more missing align
	correction.

	* expmed.c (store_fixed_bit_field): STRUCT_ALIGN is in bits.

	* calls.c (expand_call): Pass bit alignment to mark_reg_pointer.
	* explow.c (memory_address, allocate_dynamic_stack_space): Likewise.
	* function.c (assign_parms): Likewise.
	* integrate.c (expand_inline_function): Likewise.
	* stmt.c (expand_decl): Likewise.
	(copy_rtx_and_substitute): Likewise.
	* expr.c (expand_expr, expand_expr_unaligned): Likewise.
	(clear_by_pieces): Fix error in last change.
	* emit-rtl.c (init_emit): Set known registers alignment in bits.
	* function.h (regno_pointer_align): Now unsigned.
	* config/arm/arm.c (alignable_memory_operand): REGNO_POINTER_ALIGN
	is in bits.
	* config/i386/i386.c (aligned_operand): Likewise.
	* config/sparc/sparc.c (mem_min_alignment): Likewise.
	* config/alpha/alpha.c (aligned_memory_operand): Likewise.
	(unaligned_memory_operand): Likewise.
	(alpha_expand_block_move, alpha_expand_block_clear): Likewise.
	Also make alignments and sizes unsigned and some whitespace cleanup.
	(alpha_va_start): Do nothing if VALIST's type is error_mark_node.

	* builtins.c (get_pointer_alignment): Use host_integerp & tree_low_cst.
	(expand_builtin_apply): Pass alignment to emit_block_move in bits.
	(expand_builtin_memcpy, expand_builtin_va_copy): Likewise.
	(expand_builtin_memset): Likewise, but to clear_storage.
	* calls.c (save_fixed_argument_area): Likewise, to move_by_pieces.
	(restore_fixed_argument_area): Likewise.
	(store_unaligned_arguments_into_pseudos): Likewise, to store_bit_field.
	(load_register_parameters): Likewise, to emit_group_load.
	(expand_call): Likewise, to emit_group_store and emit_block_move.
	(emit_library_call_value_1): Likewise, to emit_block_move.
	(store_one_arg): Likewise, and to emit_push_insn.
	* expmed.c (extract_bit_field): Alignment is in bits, not bytes.
	(extract_fixed_bit_field, extract_split_bit_field): Likewise.
	* expr.c (move_by_pieces, move_by_pieces_ninsns): Likewise.
	(emit_block_move, emit_group_load, emit_group_store): Likewise.
	(clear_by_pieces, clear_storage, emit_push_insn): Likewise.
	(expand_assigment, store_expr, store_constructor_field): Likewise.
	(expand_expr_unaligned, do_jump, do_compare_and_jump): Likewise.
	(store_constructor, store_field, get_inner_reference): Likewise.
	Use host_integerp and tree_low_cst; sizes and positions HOST_WIDE_INT.
	(expand_expr, case COMPONENT_REF): Likewise.
	(copy_blkmode_from_regs): Use UNSIGNED_HOST_WIDE_INT for sizes
	and positions; reindent code.
	* expr.h (emit_cmp_insn, emit_cmp_and_jump_insns): Alignment unsigned.
	* function.c (purge_addressof_1): Pass bit align to store_bit_field.
	(assign_parms): Likewise to emit_group_store.
	* optabs.c (prepare_cmp_insn): Alignment is in bits.
	(emit_cmp_and_jump_insns, emit_cmp_insn): Likewise, and also unsigned.
	* stmt.c (expand_value_return): Pass align in bits to emit_group_load.
	(expand_return): Likewise to {extract,store}_bit_field.
	* stor-layout.c (get_mode_alignment): Minor cleanup.
	* config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Align is in bits.
	* config/sh/sh.h (MOVE_BY_PIECES_P): Likewise.

2000-03-29  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.h: Undo effects of previous delta:
	(ASM_SPEC): Do not define.
	(SUBTARGET_EXTRA_ASM_SPEC): Do not define.

	* config/arm/linux-elf.h: (SUBTARGET_EXTRA_ASM_SPEC) Fix
	typo.

2000-03-29  Zack Weinberg  <zack@wolery.cumb.org>

	* cppinit.c (cpp_start_read): Call initialize_dependency_output
	only after reading in the primary source file.

2000-03-29  Geoff Keating  <geoffk@cygnus.com>

	* c-common.c (c_common_nodes_and_builtins): The first parameter to
	__builtin_va_start and __builtin_va_copy is now either a 'va_list'
	or a reference to a va_list.
	* builtins.c (stabilize_va_list): Simplify now we don't have to
	work around C array address decay.
	* c-typeck.c (convert_for_assignment): Handle assignment to
	a reference parameter by taking the address of the RHS.
	* ginclude/stdarg.h (va_start): Don't take address of first parameter.
	(va_copy): Likewise.
	(__va_copy): Likewise.
	* ginclude/varargs.h (va_start): Likewise.
	(__va_copy): Likewise.

Wed Mar 29 15:44:53 2000  Jeffrey A Law  (law@cygnus.com)

	* i386/djgpp.h: Remove extraneous "+".

	* stmt.c (stmt_loop_nest_empty): Fix thinko in last change.

	* calls.c (expand_call): Fix typo in last change.

2000-03-29  Jason Merrill  <jason@casey.cygnus.com>

	* tree.c (unsave_expr_1): Don't mess with a TARGET_EXPR that hasn't
	been expanded.

Wed Mar 29 15:39:10 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* stor-layout.c (bit_from_pos, byte_from_pos): New functions.
	(pos_from_byte, pos_from_bit, normalize_offset): Likewise.
	(normalize_rli, rli_size_so_far, rli_size_unit_so_far): Use them.
	* tree.c (bit_position, byte_position): Likewise.
	* tree.h: Declare new functions.

2000-03-29  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.c: Minor formatting changes/
	* config/arm/arm.h (SUBTARGET_EXTRA_ASM_SPEC): Define if not
	already defined.
	(ASM_SPEC): Define if not already defined.

2000-03-29  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c (cpp_read_file): Don't pass zero-length string to
	_cpp_calc_hash.

2000-03-29  Jakub Jelinek  <jakub@redhat.com>

	* dwarf2out.c (gen_enumeration_type_die): If enum has a negative
	value, don't output it as unsigned.

Wed Mar 29 10:53:49 2000  Jeffrey A Law  (law@cygnus.com)

	* stmt.c (stmt_loop_nest_empty): Allow cfun->stmt to be NULL.

2000-03-29  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* c-common.c (c_common_nodes_and_builtins): Don't special case
	cplus_mode when declaring builtin bzero/bcmp, always avoid
	prototype arguments.

2000-03-29  Bruce Korb  <bkorb@gnu.org>

	* fixinc/mkfixinc.sh: Initially set the variable "fixincludes"
	to a non-file

Wed Mar 29 15:08:01 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	Convert ACCUMULATE_OUTGOING_ARGS to an expression.
	* calls.c (PUSH_ARGS_REVERSED) Change to expression.
	(ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Provide default value.
	(struct arg_data): Remove #ifdef ACCUMULATE_OUTGOING_ARGS.
	(save_fixed_argument_area, restore_fixed_argument_area):
	conditionize by #ifdef REG_PARM_STACK_SPACE only.
	(emit_call): Change #ifdefs on ACCUMULATE_OUTGOING_ARGS
	to conditions, handle RETURN_POPS_ARGS on ACCUMULATE_OUTGOING_ARGS.
	(precompute_register_parameters): Avoid #ifdefs on
	ACCUMULATE_OUTGOING_ARGS and PUSH_ARGS_REVERSED.
	(stire_one_args): Likewise.
	(expand_call): Likewise; conditionize PUSH_ROUNDING code by PUSH_ARGS.
	(emit_library_call_value_1): Likewise.
	(compute_argument_block_size): Align to STACK_BOUNDARY only for
	ACCUMULATE_OUTGOING_ARGS.
	* combine.c (ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): Provide default
	value.
	(nonzero_bits): Conditionize PUSH_ROUNDING code by USE_PUSH.
	(use_crosses_set_p): Likewise.
	* all targets (ACCUMULATE_OUTGOING_ARGS define): Change to
	#define ACCUMULATE_OUTGOING_ARGS 1.
	* i386.c (ix86_compute_frame_size): Handle ACCUMULATE_OUTGOING_ARGS
	frames.
	* i386.h (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS): New
	constants.
	(TARGET_PUSH_ARGS, TARGET_ACCUMULATE_OUTGOING_ARGS): New macros.
	(TARGET_SWITCHES): Add push-args, no-push-args,
	accumulate-outgoing-args and no-accumulate-outgoing-args.
	(ACCUMULATE_OUTGOING_ARGS, PUSH_ARGS): New macro.
	* expr.c (ACCUMULATE_OUTGONG_ARGS, PUSH_ARGS): Provide default.
	(push_block): Avoid ifdefs on ACCUMULATE_OUTGONG_ARGS
	and PUSH_ROUNDING.
	(emit_push_insn): Likewise.
	* final.c (ACCUMULATE_OUTGOING_ARGS): Provide default.
	(final_scan_insn): Avoid ifdefs on ACCUMULATE_OUTGOING_ARGS.
	* function.c (ACCUMULATE_OUTGOING_ARGS): Provide default.
	(STACK_DYNAMIC_OFFSET): Define correctly for both
	ACCUMULATE_OUTGOING_ARGS and normal mode.
	* invoke.texi (-mpush_args, -maccumulate-outgoing-args): Document.
	* tm.texi (PUSH_ARGS): Document.
	(ACCUMULATE_OUTGOING_ARGS, PUSH_ROUNDING): Update documentation.

Wed Mar 29 11:51:13 MET DST 2000  Jan Hubicka  <jh@suse.cz>

	* flags.h (flag_optimize_sibling_calls): Declare.
	* calls.c (expand_call): Fail sibcall when
	!flag_optimize_sibling_calls
	* invoke.texi (flag_optimize_sibling_calls): Document.
	* toplev.c (flag_optimize_sibling_calls): New global variable.
	(f_options): Add flag_optimize_sibling_calls.
	(rest_of_compilation): Conditionize
	optimize_sibling_and_tail_recursive_calls by
	flag_optimize_sibling_calls.
	(main): Set flag_optimize_sibling_calls for -O2.
	* stmt.c (expand_return): Conditionize tail recursion by
	flag_optimize_sibling_calls.

2000-03-29  Richard Henderson  <rth@cygnus.com>

	* config/i386/att.h (LOCAL_LABEL_PREFIX): Define.
	(ASM_GENERATE_INTERNAL_LABEL, ASM_OUTPUT_INTERNAL_LABEL): Use it.

2000-03-29  Nathan Sidwell  <nathan@codesourcery.com>

	* except.c (add_eh_table_entry): Mark type_info's as referenced.

2000-03-29  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* config/rs6000/aix41.h (CPP_SPEC): Define _ANSI_C_SOURCE if -ansi
	is given.
	* config/rs6000/aix43.h (CPP_SPEC): Likewise.
	* config/rs6000/rs6000.h (CPP_SPEC): Moved to...
	* config/rs6000/aix.h: then modified likewise.

2000-03-28  Richard Henderson  <rth@cygnus.com>

	* rtl.h: Redistribute enum reg_note documentation.
	Kill trailing whitespace.
	* rtl.c (reg_note_name): Adjust to match enum reg_note tweeks.
	Kill trailing whitespace.

2000-03-28  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c (hash_IHASH): Just return i->hash.
	(cpp_included): Set dummy.hash using _cpp_calc_hash.  Use
	htab_find_with_hash.
	(cpp_read_file): Likewise.
	(find_include_file): Likewise.  Properly initialize
	ih->nshort.  Share ih->name and ih->nshort if possible.
	* cpphash.c (_cpp_calc_hash): New function.
	(hash_HASHNODE): Just return h->hash.
	(_cpp_lookup): Set dummy.hash using _cpp_calc_hash.  Use
	htab_find_with_hash.
	* cpphash.h: Prototype _cpp_calc_hash.
	* cppinit.c (initialize_builtins): Provide a valid hash
	to _cpp_make_hashnode, using _cpp_calc_hash.

	* cpphash.c (collect_expansion): # is not a special character
	in object-like macros.  In -traditional mode, /**/ is not
	token paste at the beginning or end of the line.
	* cpplib.c (do_include, do_import, do_include_next): If
	parse_include fails, return immediately.

2000-03-28  Jason Merrill  <jason@casey.cygnus.com>

	* config/arm/arm.md (return peepholes): Update to reflect the new
	call insn patterns.
	* config/arm/arm.c (arm_volatile_func): Also check
	current_function_nothrow.
	(output_return_instruction, output_func_prologue): Use it.
	(arm_output_epilogue, arm_expand_prologue): Likewise.

2000-03-27  Tom Tromey  <tromey@cygnus.com>

	* gcc.c (handle_braces): In {x*...} case, break out of loop if
	switch is found.

Tue Mar 28 11:55:48 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* expr.c (store_constructor): SIZE now signed.
	For EXPR_SIZE, don't evaluate size; just needed if constant.
	* fold-const.c (fold): Fix a number of cases when folded tree is
	wrong type.
	* function.c (flush_addressof): Reenable.
	* tree.h (flush_addressof): Likewise.
	* toplev.c (independent_decode_option): Look at strings_processed.
	* config/alpha/alpha.h (MINIMUM_ATOMIC_ALIGNMENT): Cast to unsigned.

Tue Mar 28 08:29:46 2000  Jan Hubicka  <jh@suse.cz>

	* sibcall.c (identify_call_return_value): Find last call in the chain;
	Allow stack adjustment after function call.

	* regmove.c (struct csa_memlist): Make mem field rtx *.
	(record_one_stack_ref): Accept rtx * instead of rtx as parameter.
	(try_apply_stack_adjustment): Replace whole MEM rtx.
	(combine_stack_adjustments_for_block): Update calls
	to record_one_stack_ref.

2000-03-28  Neil Booth  <NeilB@earthling.net>

	* cpplex.c (_cpp_read_and_prescan): Mark end of input buffer with
	'\\' rather than a null character, so nulls are not special.  Fix
	"\\\n" handling in end-of-buffer conditions.  Use trigraph map to
	speed trigraph conversion.
	(_cpp_init_input_buffer): Initialize trigraph map.

2000-03-27  Alan Modra  <alan@linuxcare.com.au>

	* config/i386/i386.c (output_387_binary_op): Correct intel
	mode assembly output, and add spaces after commas in AT&T
	output.  Correct Unixware assembler comment.  Document input
	constraints.  Comment fp operations.  Reduce profligate buffer
	size.  Remove extraneous abort.  Localize temp var.
	(SYSV386_COMPAT): Define.  Add !SYSV386_COMPAT code.
	(output_fix_trunc): Add spaces after commas in assembly output.

2000-03-27  Richard Henderson  <rth@cygnus.com>

	* i386-protos.h (ix86_match_ccmode): Declare.
	* i386.c (ix86_match_ccmode): New.
	(ix86_expand_fp_compare): Update for pattern renames.
	(ix86_expand_strlensi_unroll_1): Likewise.
	* i386.h (EXTRA_CC_MODES): Add CCZ.
	(SELECT_CC_MODE): Use it for EQ/NE zero.
	* i386.md (cmpsi_ccz_1): New.
	(cmpqi_ccz_1): New.
	(*testsi_ccz_1): New.
	(testqi_ccz_1): New.
	(cmpsi_ccno_1): Rename from cmpsi_0.
	(testsi_ccno_1): Rename from testsi_1.
	(testqi_ccno_1): Rename from testqi_1.
	(*testqi_ext_ccz_0): Rename from testqi_ext_0.
	(testqi_ext_ccno_0): Rename from *testqi_ext_1.
	(*cmphi_0): Use ix86_match_ccmode.
	(*cmpqi_ext_2, *addsi_2, *addhi_2, *addqi_2): Likewise.
	(*subsi_2, *subhi_2, *subqi_2, *testhi_1): Likewise.
	(*testqi_ext_1, *testqi_ext_2, *testqi_ext_3): Likewise.
	(*andsi_2, *andhi_2, *andqi_2, *andqi_ext_0_cc): Likewise.
	(*iorsi_2, *iorhi_2, *iorqi_2): Likewise.
	(*xorsi_2, *xorhi_2, *xorqi_cc_1): Likewise.
	(*one_cmplsi2_2, *one_cmplhi2_2, *one_cmplqi2_2): Likewise.
	(*ashlsi3_cmpno, *ashlhi3_cmpno, *ashlqi3_cmpno): Likewise.
	(*ashrsi3_cmpno, *ashrhi3_cmpno, *ashrqi3_cmpno): Likewise.
	(*lshrsi3_cmpno, *lshrhi3_cmpno, *lshrqi3_cmpno): Likewise.
	(appropriate peepholes): Likewise.
	(*cmphi_1, *cmpqi_ccno_1, *cmpqi_1): Star out name.
	(*subsi_3, *subhi_3, *subqi_3): Remove.
	(*negdi2_1+1 splitter): Use CCZ for neg patterns.
	(*negsi2_cmp, *neghi2_cmp, *negqi2_cmp): Remove.
	(*negsi2_cmpz): Rename from *negsi2_cmpno, use CCZ.
	(*neghi2_cmpz, *negqi2_cmpz): Similarly.
	(x86_shift_adj_1): Use CCZ.
	(*dbra_ge+1, *dbra_ge+2, ffssi2, ffssi_1): Likewise.

2000-03-27  Stan Cox  <scox@cygnus.com>

	* resource.h (mark_resource_type): New.
	* resource.c (find_dead_or_set_registers, mark_target_live_regs,
	find_free_register): Use mark_resource_type.
	(mark_set_resources): Change include_delayed_effects
	to mark_resource_type.
	* reorg.c (steal_delay_list_from_target, try_merge_delay_insns,
	redundant_insn, fill_simple_delay_slots, fill_slots_from_thread):
	Use mark_resource_type.

2000-03-27  Richard Henderson  <rth@cygnus.com>

	* i386.md (call_pop_0, call_value_pop_0): New.
	(call_pop_1): Remove constraint from unused arg.  Support sibcalls.
	(call_value_pop_1): Likewise.
	(call_0, call_value_0): New.
	(call_1, call_value_1): Remove constraint from unused arg.

2000-03-27  Nick Clifton  <nickc@cygnus.com>

	* invoke.texi (Spec Files): Document new spec % command created by
	Tom Tromey's recent patch.

2000-03-27  Jakub Jelinek  <jakub@redhat.com>

	* libgcc2.h (MIN_UNITS_PER_WORD): Define to UNITS_PER_WORD
	if not defined.

Mon Mar 27 06:04:22 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* expr.c (expand_assignment): Fix typo in last change.

	* libgcc2.h: Use MIN_UNITS_PER_WORD, not UNITS_PER_WORD.

Sun Mar 26 20:15:26 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* c-convert.c (convert): Return if output or input type is ERROR_MARK.
	* c-decl.c (duplicate_decls): Only look at DECL_BUILT_IN_NONANSI
	and DECL_INLINE if FUNCTION_DECL.
	(pushdecl, redeclaration_error_message): Likewise, for DECL_INLINE.
	(store_parm_decls): Check for type of PARM_DECL being ERROR_MARK.
	Use DECL_WEAK, not DECL_RESULT, to flag for already seen.
	(combine_parm_decls): Likewise.
	* ggc-common.c (gcc_mark_tree_children, case 'd'): Use DECL_RESULT_FLD.
	* print-tree.c (print_node): Likewise.
	Only test DECL_PACKED, DECL_INLINE, DECL_BIT_FIELD, and
	DECL_TRANSPARENT_UNION on proper decl types.
	Properly handly DECL_INCOMING_RTL and DECL_SAVED_INSNS.
	* stor-layout.c (layout_decl): Only check DECL_PACKED and
	DECL_BIT_FIELD of FIELD_DECL.
	* tree.h (DECL_RESULT_FLD): New macro.

	* expr.c (expand_assignment): Add code to handle variable-sized
	BLKmode case.

2000-03-26  Richard Henderson  <rth@cygnus.com>

	* calls.c (expand_call): Pass parms not original exp to
	optimize_tail_recursion.  Mind return value instead of looking
	for a barrier.
	* stmt.c (optimize_tail_recursion): Take parameter list, not entire
	call_expr.  Move checks for call_expr and current_function_decl ...
	(expand_return): ... here.

2000-03-26  Tom Tromey  <tromey@cygnus.com>

	* gcc.c (handle_braces): Recognize `%{<S}' construct.
	(SWITCH_OK, SWITCH_FALSE, SWITCH_IGNORE, SWITCH_LIVE): New
	defines.
	(process_command): Use them.
	(check_live_switch): Likewise.
	(give_switch): Skip ignored switches.

2000-03-26  Jan Hubicka  <jh@suse.cz>

	* jump.c (jump_optimize_1): Fix typo in elide optimizations
	for minimal jump pass test.

2000-03-26  Mark Mitchell  <mark@codesourcery.com>

	* integrate.c (function_cannot_inline_p): Do inline functions that
	return `void'.

Sun Mar 26 11:37:55 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* stor-layout.c (layout_type, set_sizetype): early_type_list is
	now a list of TREE_LIST entries, not types.
	* tree.c (build_common_tree_nodes_2): Eliminate dupliate type sets.

	* expmed.c (extract_bit_field): Ensure BITS_PER_WORD is signed in MAX.
	* config/arm/pe.c (arm_pe_return_in_memory): Use host_integerp and
	int_bit_position.
	* config/mips/mips.c (function_arg): Likewise; also remove cast
	and make variables unsigned or HOST_WIDE_INT and use tree_low_cst.
	(mips_function_value): Use int_byte_position and make HOST_WIDE_INT.
	* config/mips/abi64.h (SETUP_INCOMING_VARARGS): Offsets are unsigned.
	* config/mips/mips.h (BITS_PER_WORD, UNITS_PER_WORD): Cast to unsigned.
	(UNITS_PER_FPREG, INT_TYPE_SIZE, LONG_TYPE_SIZE): Likewise.
	(POINTER_SIZE, POINTER_BOUNDARY,PARM_BOUNDARY): Likewise.
	(GP_REG_P, FP_REG_P, MD_REG_P, ST_REG_P): Ensure subtraction signed.
	(struct mips_arg): arg_number, arg_words, fp_arg_words, and
	num_adjusts now unsigned.
	(FUNCTION_ARG_BOUNDARY): Remove unneeded cast.
	* config/sparc/sparc.c (struct function_arg_record_value_parms):
	NREGS now unsigned.
	(function_arg_record_value_1): STARTBITPOS arg now HOST_WIDE_INT
	as is BITPOS variable; use host_integerp and int_bit_position.
	(function_arg_record_value_2): Likewise.
	(function_arg_record_value_3): Arg BITPOS now HOST_WIDE_INT.
	Variable REGNO now unsigned.
	(function_arg_record_value): NREGS now unsigned.

2000-03-26  Bernd Schmidt  <bernds@cygnus.co.uk>

	* jump.c (mark_all_labels): Handle CALL_PLACEHOLDERs.

Sat Mar 25 09:12:10 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* Rework fields used to describe positions of bitfields and
	modify sizes to be unsigned and use HOST_WIDE_INT.
	* alias.c (reg_known_value_size): Now unsigned.
	* c-typeck.c (build_unary_op, case ADDR_EXPR): Use byte_position.
	(really_start_incremental_init): Use bitsize_zero_node.
	(push_init_level, pop_init_level, output_init_element): Likewise.
	Use bitsize_unit_node and bitsize_one_node.
	(output_pending_init_elements, process_init_element): Likewise.
	* combine.c (combine_max_regno, reg_sign_bit_copies): Now unsigned.
	(make_extraction): Position and length HOST_WIDE_INT and unsigned
	HOST_WIDE_INT, respectively.
	(get_pos_from_mask): Passed in value is unsigned HOST_WIDE_INT.
	(num_sign_bit_copies): Returns unsigned.
	BITWIDTH now unsigned; rework arithmetic.
	Remove recursive call from arg to MAX.
	(combine_instructions, init_reg_last_arrays): NREGS now unsigned.
	(setup_incoming_promotions, can_combine_p, try_combine, simplify_set):
	REGNO now unsigned.
	(set_nonzero_bit_and_sign_copies): NUM now unsigned.
	(find_split_point, expand_compound_operation, make_extraction): LEN
	now unsigned HOST_WIDE_INT, POS now HOST_WIDE_INT.
	(make_field_assignment): Likewise.
	(combine_simplify_rtx): Add cast.
	(expand_compound_operation): MODEWIDTH now unsigned; rework arithmetic.
	(force_to_mode): WIDTH now unsigned; add cast.
	(if_then_else_cond): SIZE now unsigned.
	(nonzero_bits): MODE_WIDTH, RESULT_WIDTH, and WIDTH now unsigned.
	(extended_count): Now returns unsigned.
	(simplify_shift_const): COUNT unsigned; arg is now INPUT_COUNT.
	Add SIGNED_COUNT variable; MODE_WORDS and FIRST_COUNT now unsigned.
	(simplify_comparison): MODE_WIDTH now unsigned.
	(update_table_tick): REGNO and ENDREGNO now unsigned; new var R.
	(mark_used_regs_combine): Likewise; rework arithmetic.
	(record_value_for_reg): REGNO, ENDREGNO, and I now unsigned.
	(record_dead_and_set_regs, reg_dead_at_p, distribute_notes): Likewise.
	(record_promoted_value): REGNO now unsigned.
	(get_last_value_validate): REGNO, ENDREGNO, and J now unsigned.
	(get_last_value): REGNO now unsigned.
	(use_crosses_set_p): REGNO and ENDREGNO now unsigned.
	(reg_dead_regno, reg_dead_endregno): Now unsigned.
	(remove_death): Arg REGNO now unsigned.
	(move_deaths):  REGNO, DEADREGNO, DEADEND, OUREND, and I now unsigned.
	(reg_bitfield_target_p): REGNO, REGNO, ENDREGNO, and ENDTREGNO
	now unsigned.
	* convert.c (convert_to_integer): INPREC and OUTPREC now unsigned.
	* cse.c (struct qty_table_elem): FIRST_REG and LAST_REG now unsigned.
	(struct cse_reg_info): REGNO now unsigned.
	(cached_regno): Now unsigned.
	(REGNO_QTY_VALID_P): Add cast.
	(make_new_qty, make_regs_eqv, delete_reg_eqiv): Regno args unsigned.
	(remove_invalid_regs): Likewise.
	(remove_invalid_subreg_refs): Likewise; arg WORD also unsigned
	as are variables END and I.
	(get_cse_reg_info, insert): Likewise.
	(mention_regs, invalidate_for_call): REGNO, ENDREGNO, and I unsigned.
	(canon_hash): Likewise.
	(insert_regs, lookup_for_remove): REGNO now unsigned.
	(invalidate): REGNO, ENDREGNO, TREGNO, and TENDREGNO now unsigned.
	New variable RN.
	* dbxout.c (dbxout_parms, dbxout_reg_parms): Don't check for REGNO < 0.
	* dwarf2out.c (dwarf2ou_frame_debug_expr): Remove cast.
	* emit-rtl.c (subreg_realpart_p): Add cast.
	(operand_subword): Arg I is now unsigned as is var PARTWORDS.
	(operand_subword_force): Arg I is now unsigned.
	* except.c (eh_regs): Variable I is now unsigned.
	* explow.c (hard_function_value): BYTES is unsigned HOST_WIDE_INT.
	* expmed.c (store_fixed_bit_field): Position is HOST_WIDE_INT;
	length is unsigned HOST_WIDE_INT; likewise for internal variables.
	(store_split_bit_field, extract_fixed_bit_field): Likewise.
	(extract_split_bit_field, store_bit_field, extract_bit_field):
	Likewise.
	* expr.c (store_constructor_fields, store_constructor, store_field):
	Positions are HOST_WIDE_INT and lengths are unsigned HOST_WIDE_INT.
	(expand_assignment, expand_expr, expand_expr_unaligned): Likewise.
	(do_jump): Likewise.
	(move_by_pieces, move_by_pieces_ninsns, clear_by_pieces):
	MAX_SIZE is now unsigned.
	(emit_group_load): BYTEPOS is HOST_WIDE_INT; BYTELEN is unsigned.
	(emit_group_store): Likewise.
	(emit_move_insn): I now unsigned.
	(store_constructor): Use host_integerp, tree_low_cst, and
	bitsize_unit_node.
	(get_inner_reference): Return bitpos and bitsize as HOST_WIDE_INT.
	Rework all calculations to use trees and new fields.
	* expr.h (promoted_input_arg): Regno now unsigned.
	(store_bit_field, extract_bit_field): Adjust types of pos and size.
	(mark_seen_cases): Arg is HOST_WIDE_INT.
	* flow.c (verify_wide_reg_1): REGNO now unsigned.
	* fold-const.c (decode_field_reference): Size and pos HOST_WIDE_INT;
	precisions and alignments are unsigned.
	(optimize_bit_field_compare, fold_truthop): Likewise.
	(int_const_binop): Adjust threshold for size_int_type_wide call.
	(fold_convert): Likewise.
	(size_int_type_wide): Make table larger and fix thinko that only
	had half of table used.
	(all_ones_mask_p, fold): Precisions are unsigned.
	* function.c (put_reg_info_stack): REGNO is unsigned.
	(instantiate_decl): Size is HOST_WIDE_INT.
	(instantiate_virtual_regs): I is unsigned.
	(assign_parms): REGNO, REGNOI, and REGNOR are unsigned.
	(promoted_input_arg): REGNO is unsigned.
	* function.h (struct function): x_max_parm_reg is now unsigned.
	* gcse.c (max_gcse_regno): Now unsigned.
	(struct null_pointer_info): min_reg and max_reg now unsigned.
	(lookup_set, next_set): REGNO arg now unsigned.
	(compute_hash_table): REGNO and I now unsigned.
	(handle_avail_expr): regnum_for_replacing now unsigned.
	(cprop_insn): REGNO now unsigned.
	(delete_null_pointer_checks_1): BLOCK_REG now pointer to unsigned.
	* ggc-common.c (ggc_mark_tree_children, case FIELD_DECL): New case.
	* global.c (set_preference): SRC_REGNO, DEST_REGNO, and I now unsigned.
	* hard-reg-set.h (reg_class_size): Now unsigned.
	* integrate.c (mark_stores): LAST_REG and I now unsigned; new UREGNO.
	* jump.c (mark_modified_reg): I now unsigned; add cast.
	(rtx_equal_for_thread_p): Add cast.
	* loop.c (max_reg_before_loop): Now unsigned.
	(struct_movable): REGNO now unsigned.
	(try_copy_prop): REGNO arg unsigned.
	(regs_match_p): XN and YN now unsigned.
	(consec_sets_invariant_p, maybe_eliminate_biv): REGNO now unsigned.
	(strength_reduce): Likewise; NREGS also unsigned.
	(first_increment_giv, last_increment_giv unsigned): Now unsigned.
	* loop.h (struct iv_class): REGNO now unsigned.
	(max_reg_before_loop, first_increment_giv, last_increment_giv):
	Now unsigned.
	* machmode.h (mode_size, mode_unit_size): Now unsigned.
	(mode_for_size, smallest_mode_for_size): Pass size as unsigned.
	* optabs.c (expand_binop): I and NWORDS now unsigned.
	(expand_unop): I now unsigned.
	* print-tree.c (print_node): Don't print DECL_FIELD_BITPOS, but do
	print DECL_FIELD_OFFSET and DECL_FIELD_BIT_OFFSET.
	* real.c (significand_size): Now returns unsigned.
	* real.h (significand_size): Likewise.
	* regclass.c (reg_class_size): Now unsigned.
	(choose_hard_reg_mode): Both operands now unsigned.
	(record_reg_classes): REGNO and NR now unsigned.
	(reg_scan): NREGS now unsigned.
	(reg_scan_update): old_max_regno now unsigned.
	(reg_scan_mark_refs): Arg MIN_REGNO and var REGNO now unsigned.
	* reload.c (find_valid_class): BEST_SIZE now unsigned.
	(find_dummy_reload): REGNO, NWORDS, and	I now unsigned.
	(hard_reg_set_here_p): Args BEG_REGNO and END_REGNO now unsigned.
	Likewise for variable R.
	(refers_to_regno_for_reload_p): Args REGNO and END_REGNO now unsigned,
	as are variables INNER_REGNO and INNER_ENDREGNO; add new variable R.
	(find_equiv_reg): Add casts.
	(regno_clobbered_p): Arg REGNO now unsigned.
	* reload.h (struct reload): NREGS now unsigned.
	(refers_to_regno_for_reload_p): Regno args are unsigned.
	(regno_clobbered_p): Likewise.
	* reload1.c (reg_max_ref_width, spill_stack_slot_width): Now unsigned.
	(compute_use_by_pseudos): REGNO now unsigned.
	(find_reg): I and J now unsigned, new variable K, and change loop
	variables accordingly; THIS_NREGS now unsigned.
	(alter_reg): INHERENT_SIZE and TOTAL_SIZE now unsigned.
	(spill_hard_reg): REGNO arg now unsigned; add casts.
	(forget_old_reloads_1): REGNO, NR, and I now unsigned.
	(mark_reload_reg_in_use): Arg REGNO and vars NREGS and I now unsigned.
	(clear_reload_reg_in_use): Arg REGNO and vars NREGS, START_REGNO,
	END_REGNO, CONFLICT_START, and CONFLICT_END now unsigned.
	(reload_reg_free_p, reload_reg_reaches_end_p): Arg REGNO now unsigned.
	(choose_reload_regs): MAX_GROUP_SIZE now unsigned.
	(emit_reload_insns): REGNO now unsigned.
	(reload_cse_move2add): Add cast.
	(move2add_note_store): REGNO and I now unsigned; new variable ENDREGNO
	and rework loop.
	* resource.c (mark_referenced_resources, mark_set_resources): New
	variable R; REGNO and LAST_REGNO now unsigned.
	(mark_target_live_regs): J and REGNO now unsigned.
	* rtl.c (mode_size, mode_unit_size): Now unsigned.
	* rtl.h (union rtunion_def): New field rtuint.
	(XCUINT): New macro.
	(ADDRESSOF_REGNO, REGNO, SUBREG_WORD): New XCUINT.
	(operand_subword, operand_subword_force): Word number is unsigned.
	(choose_hard_reg_mode): Operands are unsigned.
	(refers_to-regno_p, dead_or_set_regno_p): Regno arg is unsigned.
	(find_regno_note, find_regno_fusage, replace_regs): Likewise.
	(regno_use_in, combine_instructions, remove_death): Likewise.
	(reg_scan, reg_scan_update): Likewise.
	(extended_count): Return is unsigned.
	* rtlanal.c (refers_to_regno_p): Args REGNO and ENDREGNO and vars I,
	INNER_REGNO, and INNER_ENDREGNO now unsigned; new variable X_REGNO.
	(reg_overlap_mentioned_p): REGNO and ENDREGNO now unsigned.
	(reg_set_last_first_regno, reg_set_last_last_regno): Now unsigned.
	(reg_reg_last_1): FIRS and LAST now unsigned.
	(dead_or_set_p): REGNO, LAST_REGNO, and I now unsigned.
	(dead_or_set_regno_p): Arg TEST_REGNO and vars REGNO and ENDREGNO
	now unsigned.
	(find_regno_note, regno_use_in): Arg REGNO now unsigned.
	(find_regno_fusage): Likewise; also var REGNOTE now unsigned.
	(find_reg_fusage): Variables REGNO, END_REGNO, and I now unsigned.
	(replace_regs): Arg NREGS now unsigned.
	* sdbout.c (sdbout_parms, sdbout_reg_parms): Don't check REGNO < 0.
	* simplify-rtx.c (simplify_unary_operation): WIDTH now unsigned.
	(simplify_binary_operation): Likewise.
	(cselib_invalidate_regno): Arg REGNO and variables ENDREGNO, I, and
	THIS_LAST now unsigned.
	(cselib_record_set): Add cast.
	* ssa.c (ssa_max_reg_num): Now unsigned.
	(rename_block): REGNO now unsigned.
	* stmt.c (expand_return): Bit positions unsigned HOST_WIDE_INT;
	sizes now unsigned.
	(all_cases_count): Just return -1 not -2.
	COUNT, MINVAL, and LASTVAL now HOST_WIDE_INT.
	Rework tests to use trees whenever possible.
	Use host_integerp and tree_low_cst.
	(mark_seen_cases): COUNT arg now HOST_WIDE_INT;
	Likewise variable NEXT_NODE_OFFSET; XLO now unsigned.
	(check_for_full_enumeration_handing): BYTES_NEEDED, I to HOST_WIDE_INT.
	* stor-layout.c (mode_for_size): SIZE arg now unsigned.
	(smallest_mode_for_size): Likewise.
	(layout_decl): Simplify handing of a specified DECL_SIZE_UNIT.
	KNOWN_ALIGN is now an alignment, so simplify code.
	Don't turn off DECL_BIT_FIELD if field is BLKmode, but not type.
	(start_record_layout): Renamed from new_record_layout_info.
	Update to new fields.
	(debug_rli, normalize_rli, rli_size_unit_so_far, rli_size_so_far):
	New functions.
	(place_union_field): Renamed from layout_union_field.
	Update to use new fields in rli.
	(place_field): Renamed from layout_field.
	Major rewrite to use new fields in rli; pass alignment to layout_decl.
	(finalize_record_size): Rework to use new fields in rli and handle
	union.
	(compute_record_mode): Rework to simplify and to use new DECL fields.
	(finalize_type_size): Make rounding more consistent.
	(finish_union_layout): Deleted.
	(layout_type, case VOID_TYPE): Don't set TYPE_SIZE_UNIT either.
	(layout_type, case RECORD_TYPE): Call new function names.
	(initialize_sizetypes): Set TYPE_IS_SIZETYPE.
	(set_sizetype): Set TYPE_IS_SIZETYPE earlier.
	(get_best_mode): UNIT is now unsigned; remove casts.
	* tree.c (bit_position): Compute from new fields.
	(byte_position, int_byte_position): New functions.
	(print_type_hash_statistics): Cast to remove warning.
	(build_range_type): Use host_integerp and tree_low_cst to try to hash.
	(build_index_type): Likewise; make subtype of sizetype.
	(build_index_2_type): Pass sizetype to build_range_type.
	(build_common_tree_nodes): Use size_int and bitsize_int to
	initialize nodes; add bitsize_{zero,one,unit}_node.
	* tree.h (DECL_FIELD_CONTEXT): Use FIELD_DECL_CHECK.
	(DECL_BIT_FIELD_TYPE, DECL_QUALIFIER, DECL_FCONTEXT): Likewise.
	(DECL_PACKED, DECL_BIT_FIELD): Likewise.
	(DECL_FIELD_BITPOS): Deleted.
	(DECL_FIELD_OFFSET, DECL_FIELD_BIT_OFFSET): New fields.
	(DECL_RESULT, DECL_SAVED_INSNS): Use FUNCTION_DECL_CHECK.
	(DECL_FRAME_SIZE, DECL_FUNCTION_CODE, DECL_NO_STATIC_CHAIN): Likewise.
	(DECL_INLINE, DECL_BUILT_IN_NONANSI, DECL_IS_MALLOC): Likewise.
	(DECL_BUILT_IN_CLASS, DECL_STATIC_CONSTRUCTOR): Likewise.
	(DECL_STATIC_DESTRUCTOR, DECL_NO_CHECK_MEMORY_USAGE): Likewise.
	(DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT, DECL_NO_LIMIT_STACK) Likewise.
	(DECL_ORIGINAL_TYPE, TYPE_DECL_SUPPRESS_DEBUG): Use TYPE_DECL_CHECK.
	(DECL_ARG_TYPE_AS_WRITEN, DECL_ARG_TYPE): Use PARM_DECL_CHECK.
	(DECL_INCOMING_RTL, DECL_TRANSPARENT_UNION): Likewise.
	(DECL_ALIGN): Adjust to new field in union.
	(DECL_OFFSET_ALIGN): New field.
	(DECL_ERROR_ISSUED, DECL_TOO_LATE): Use LABEL_DECL_CHECK.
	(DECL_IN_TEXT_SECTION): Use VAR_DECL_CHECK.
	(union tree_decl): Add struct for both aligns.
	(enum tree_index): Add TI_BITSIZE_{ZERO,ONE,UNIT}.
	(bitsize_zero_node, bitsize_one_node, bitsize_unit_node): Added.
	(struct record_layout_info): Rework fields to have offset
	alignment and byte and bit position.
	(start_record_layout, place_field): Renamed from old names.
	(rli_size_so_far, rli_size_unit_so_far, normalize_rli): New decls.
	(byte_position, int_byte_position): Likewise.
	(get_inner_reference): Change types of position and length.
	* unroll.c (unroll_loop): New variable R; use for some loops.
	MAX_LOCAL_REGNUM and MAXREGNUM now unsigned.
	(calculate_giv_inc): Arg REGNO now unsigned.
	(copy_loop_body): REGNO and SRC_REGNO now unsigned.
	* varasm.c (assemble_variable): Clean up handling of size using
	host_integerp and tree_low_cst.
	(decode_addr_const): Use byte, not bit, position.
	(output_constructor): bitpos and offsets are HOST_WIDE_INT;
	use tree_low_cst and int_bit_position.
	* objc/objc-act.c (build_ivar_list_initializer): Use byte_position.

Fri Mar 24 20:13:49 2000  Jason Eckhardt  <jle@cygnus.com>

	* bb-reorder.c (REORDER_MOVED_BLOCK_END): Removed.
	(reorder_block_def): New members eff_head and eff_end.
	(REORDER_BLOCK_EFF_HEAD, REORDER_BLOCK_EFF_END): New macros.
	(verify_insn_chain): New function.
	(skip_insns_between_block): Add code to skip deleted insns.
	Check for note before using.
	(chain_reorder_blocks): Replace calls to skip_insns_between_block
	with references to REORDER_BLOCK_EFF_HEAD and REORDER_BLOCK_EFF_END.
	Check for note before using.
	(make_reorder_chain): Use INTVAL rather than XINT to get REG_BR_PROB.
	(fixup_reorder_chain): Restructure, clean up, defect removal.
	(reorder_basic_blocks): Remove last_insn and references to it.
	Moved insn chain verification code into a new function (see above).
	Delete defective code that sets last insn.
	Initialize REORDER_BLOCK_EFF_HEAD and REORDER_BLOCK_EFF_END for
	all blocks.

2000-03-25  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.h (CPP_SPEC): Remove erroneous space.

2000-03-24  Richard Henderson  <rth@cygnus.com>

	* tree.c (lang_safe_for_unsave): Remove.
	(unsafe_for_reeval): Transmute and rename from safe_for_unsave,
	allowing for two levels of unsafeness.  Remove lang hook.
	* tree.h: Update declarations.
	* calls.c (expand_call): Rename safe_for_reeval to try_tail_call.
	Create temporary VAR_DECLs to protect very unsafe_for_reeval trees.
	Always fail sibcalls when there are pending cleanups.

2000-03-24  Geoff Keating  <geoffk@cygnus.com>

	* flow.c (propagate_block): When we delete an ADDR_VEC,
	also delete the BARRIER following it if there is one.

2000-03-24  Richard Henderson  <rth@cygnus.com>

	* builtins.c (expand_builtin_bzero): Convert `length' argument
	to sizetype.

2000-03-24  Jakub Jelinek  <jakub@redhat.com>

	* sibcall.c (skip_copy_to_return_value): Use OUTGOING_REGNO for
	comparison if regno's are equal.
	* calls.c (initialize_argument_informat): Add ecf_flags argument.
	Use FUNCTION_INCOMING_ARG if available and ECF_SIBCALL.
	(expand_call): Update caller.
	Avoid making a sibling call if argument size of the callee is larger
	than argument size of the caller.
	Call hard_function_value with outgoing set if in sibcall pass.
	Use FUNCTION_INCOMING_ARG if available and ECF_SIBCALL.

	* final.c (permitted_reg_in_leaf_functions, only_leaf_regs_used):
	Change LEAF_REGISTERS from an array initializer to actual array
	identifier. Move static global variable into the function.
	(leaf_function_p): Allow SIBLING_CALL_P calls even outside of
	sequences for leaf functions.
	* global.c (global_alloc): Likewise.
	* tm.texi (LEAF_REGISTERS): Update documentation.

	* config/sparc/sparc.h (CONDITIONAL_REGISTER_USAGE): Remove the ugly
	TARGET_FLAT leaf disabling hack.
	(LEAF_REGISTERS): Changed from an array initializer to actual array
	identifier to avoid duplication and remove the above hack.
	(FUNCTION_OK_FOR_SIBCALL): Define.
	* config/sparc/sparc.md (sibcall): New attr type. Use it almost
	always like call attribute.
	(eligible_for_sibcall_delay): New attribute.
	(sibcall): New delay type.
	(sibcall, sibcall_value, sibcall_epilogue): New expands.
	(sibcall_symbolic_sp32, sibcall_symbolic_sp64,
	sibcall_value_symbolic_sp32, sibcall_value_symbolic_sp64): New insns.
	* config/sparc/sparc.c (sparc_leaf_regs): New array.
	(eligible_for_sibcall_delay, output_restore_regs, output_sibcall):
	New functions.
	(output_function_epilogue): Move part of the code into
	output_restore_regs.
	(ultra_code_from_mask, ultrasparc_sched_reorder): Handle
	TYPE_SIBCALL.
	* sparc-protos.h (output_sibcall, eligible_for_sibcall_delay): New
	prototypes.

	* config/sparc/sparc.h (REVERSIBLE_CC_MODE): Revert Jan, 25 change
	until infrastructure is finished.

Fri Mar 24 13:49:45 2000  Jeffrey A Law  (law@cygnus.com)

	* integrate.c (save_for_inline_nocopy): Clear in_nonparm_insns here.
	(save_parm_insns): Not here.

2000-03-24  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* builtins.c (expand_builtin_bzero): New function.
	(expand_builtin): Handle bzero.

	* builtins.def: Add BUILT_IN_BZERO.

	* c-common.c (c_common_nodes_and_builtins): Provide builtin
	prototype & function for bzero.

2000-03-23  Michael Meissner  <meissner@redhat.com>

	* config/alpha/alpha.md (TF floating point insns): Undo 2000-03-21
	change adding TARGET_FP to the TF floating point insns, except for
	trunctfsf2, which generates direct calls to truncdfsf2.

2000-03-23  Geoff Keating  <geoffk@cygnus.com>

	* config/rs6000/rs6000.h (ARG_POINTER_CFA_OFFSET): New definition,
	try to protect against middle-end changes that break binary
	compatibility.
	(DWARF_FRAME_REGISTERS): New definition, likewise for backend.

2000-03-24  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.md (load_immed_address):  Add DP reg clobber.

Thu Mar 23 17:10:48 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* calls.c (expand_call): If TARGET is passed by reference and
	is readonly, write a CLOBBER.

2000-03-23  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* builtins.c (expand_builtin): Handle bcmp.

	* builtins.def: Add BUILT_IN_BCMP.

	* c-common.c (c_common_nodes_and_builtins): Provide builtin
	prototype & function for bcmp.

Thu Mar 23 11:34:39 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/ia64.c (rtx_needs_barrier, case UNSPEC): Move case 6...
	(rtx_needs_barrier, case UNSPEC_VOLATILE): to here.
	* config/ia64/ia64.md (pr_restore): Change UNSPEC to UNSPEC_VOLATILE.

Thu Mar 23 16:04:40 2000  Andrew Haley  <aph@cygnus.com>

	* config/mips/mips.md (movdf_internal1a): Delete (set 'f', 'F')
	alternative when using -fp64 -gp32.

2000-03-22  Jason Merrill  <jason@casey.cygnus.com>

	* config/rs6000/rs6000.h (DWARF_FRAME_RETURN_COLUMN): Define.
	* config/alpha/alpha.h (DWARF_FRAME_RETURN_COLUMN): Define.
	* config/sparc/sparc.h (DWARF_FRAME_RETURN_COLUMN): Define.

	* frame.h (frame_state): Revert last change.
	* frame.c (execute_cfa_insn): Just don't record the save of a CFA reg.
	* libgcc2.c (throw_helper): Revert last change.

2000-03-22  Richard Henderson  <rth@cygnus.com>

	* stmt.c (expand_asm_operands): Don't promote the temporary.

2000-03-22  Theodore Papadopoulo <Theodore.Papadopoulo@sophia.inria.fr>

	* builtin.c (get_pointer_alignment): Use DECL_P and TYPE_P macros.
	* c-common.c (decl_attributes,check_format_info,truthvalue_conversion,
	  c_get_alias_set): Likewise.
	* c-decl.c (duplicate_decls): Likewise.
	* c-typeck.c (default_conversion,build_unary_op): Likewise.
	* calls.c (initialize_argument_information): Likewise.
	* dwarf2out.c (decl_class_context,add_abstract_origin_attribute):
	Likewise.
	* dwarfout.c (decl_class_context,output_type): Likewise.
	* expr.c (get_inner_reference): Likewise.
	* fold-const.c (simple_operand_p,fold): Likewise.
	* function.c (aggregate_value_p): Likewise.
	* stmt.c (expand_asm_operands): Likewise.
	* varasm.c (named_section): Likewise.

2000-03-22  Jason Merrill  <jason@casey.cygnus.com>

	Implement dwarf2 exception handling for the ARM.
	* config/arm/arm.h (INCOMING_RETURN_ADDR_RTX): Define.
	(DWARF_FRAME_RETURN_COLUMN): Define.
	* config/arm/arm.c (emit_multi_reg_push): Return rtx.  Attach
	REG_FRAME_RELATED_EXPR note.
	(emit_sfm): Likewise.
	(arm_expand_prologue): Set RTX_FRAME_RELATED_P on everything.
	* dwarf2out.c (reg_save): Handle saving a register to itself.
	(dwarf2out_frame_debug_expr): Handle an intermediate cfa reg.
	* except.c (eh_regs): Don't use the static chain reg if it's
	callee-saved.
	* frame.h (frame_state): Add cfa_saved field.
	* frame.c (execute_cfa_insn): Set it.
	* libgcc2.c (throw_helper): Don't adjust sp if it's restored in
	the epilogue.
	* function.c (ARG_POINTER_CFA_OFFSET): Default to FIRST_PARM_OFFSET.
	Now takes a parm.
	(instantiate_virtual_regs): Adjust.
	* tm.texi: Adjust.
	* config/m68k/m68k.h (ARG_POINTER_CFA_OFFSET): Don't define.
	* config/ns32k/ns32k.h (ARG_POINTER_CFA_OFFSET): Don't define.
	* config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): Take a parm.

	* dwarf2out.c (reg_number): Refer to FIRST_PSEUDO_REGISTER.
	(initial_return_save): Use DWARF_FRAME_REGNUM, not reg_number.

2000-03-22  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* builtins.def: New file.

	* Makefile.in (TREE_H): Depend on builtins.def.

	* builtins.c (built_in_names): Use builtins.def.

	* tree.h (built_in_function): Likewise.

2000-03-22  Mark Mitchell  <mark@codesourcery.com>

	* tree.c (size_in_bytes): Return size_zero_node, not
	integer_zero_node.

2000-03-22  Geoff Keating  <geoffk@cygnus.com>

	* config/fp-bit.c (pack_d): Correct the case when a denormal
	is rounded up and stops being denormal.

2000-03-21  Richard Henderson  <rth@cygnus.com>

	* config/alpha/alpha.c (function_arg): Check for void_type_node
	before using MUST_PASS_IN_STACK.

2000-03-21  Stephane Carrez  <stcarrez@worldnet.fr>

	* regmove.c (combine_stack_adjustments_for_block): Check that
	the stack pointer is a valid memory address.

Wed Mar 22 11:44:50 MET 2000  Jan Hubicka  <jh@suse.cz>

	* calls.c: re-install Mar 16 emit_library_call merge.

2000-03-21  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.c (mem_min_alignment): If not optimizing,
	we cannot be sure that if reload_completed base register will
	be properly aligned.

2000-03-21  Richard Henderson  <rth@cygnus.com>

	* flow.c (delete_block): Fix typo last change.

2000-03-21  Mark Mitchell  <mark@codesourcery.com>

	* c-common.c (c_expand_expr_stmt): Use COMPLETE_TYPE_OR_VOID_P,
	not COMPLETE_TYPE_P, to check the type of the expression.

2000-03-21  Michael Meissner  <meissner@redhat.com>

	* config/alpha/alpha.md (floating point insns): Add TARGET_FP to
	all floating point insns that just tested the macro
	TARGET_HAS_XFLOATING_LIBS.
	(movsf/movdf recognizers): Add separate insns if -mno-fp-regs is
	used to only use the gprs.

2000-03-21  Nathan Sidwell  <nathan@codesourcery.com>

	* tree.h (COMPLETE_TYPE_P): New macro.
	(COMPLETE_OR_VOID_TYPE_P): New macro.
	(COMPLETE_OR_UNBOUND_ARRAY_TYPE_P): New macro.
	* stor-layout.c (layout_type, case VOID_TYPE): Don't set TYPE_SIZE.
	* c-aux-info.c (gen_type): Use them.
	* c-common.c (c_expand_expr_stmt): Likewise.
	* c-decl.c (poplevel, pushdecl, start_decl, finish_decl,
	grokdeclarator, grokparms, finish_struct, start_function,
	store_parm_decls, combine_parm_decls): Likewise.
	* c-parse.y (cast_expr): Likewise.
	* c-typeck.c (require_complete_type, c_sizeof, c_sizeof_nowarn,
	c_size_in_bytes, c_alignof, build_component_ref,
	build_indirect_ref, build_array_ref, convert_arguments,
	build_binary_op, pointer_diff, build_unary_op, digest_init: Likewise.
	* calls.c (initialize_argument_information): Likewise.
	* convert.c (convert_to_integer): Likewise.
	* dbxout.c (dbxout_typedefs, dbxout_type, dbxout_symbol): Likewise.
	* dwarfout.c (location_or_const_value_attribute,
	output_enumeration_type_die, output_structure_type_die,
	output_union_type_die, output_type): Likewise.
	* expr.c (safe_from_p, expand_expr): Likewise.
	* function.c (assign_parms): Likewise.
	* sdbout.c (sdbout_symbol, sdbout_one_type): Likewise.
	* tree.c (build_array_type, build_function_type,
	build_method_type, build_offset_type, build_complex_type): Likewise.
	* c-parse.c, c-parse.h: Regenerated.

2000-03-21  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/rtems.h: Include config/rtems.h.

Tue Mar 21 09:24:00 2000  Denis Chertykov  <denisc@overta.ru>

	* config/avr/avr.c (encode_section_info): sets SYMBOL_REF_FLAG if
	decl is a FUNCTION_DECL

Mon Mar 20 19:53:53 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/ia64.c (ia64_expand_prologue): Don't abort if leaf
	function uses output registers.  Don't save RP for leaf functions.
	Do save RP even if no epilogue.
	* config/ia64/ia64.h (FIXED_REGISTERS): Unmark in/out registers.
	(CALL_USED_REGISTERS): Unmark in registers.
	(REG_ALLOC_ORDER): Move out regs up, to near the top.  Move in regs up,
	to near the middle.

2000-03-20  Geoff Keating  <geoffk@cygnus.com>

	* config/rs6000/rs6000.md (bunordered): New expander.
	(bordered): New expander.
	(buneq): New expander.
	(bunge): New expander.
	(bungt): New expander.
	(bunle): New expander.
	(bunlt): New expander.
	(bltgt): New expander.

	* config/rs6000/rs6000.c (ccr_bit): Handle unordered comparisons.
	(ccr_bit_negated_p): New function.
	(print_operand): For %C, generate appropriate cror for UNEQ,
	UNLT, UNGT, and LTGT.  For %T and %t, use ccr_bit_negated_p.

2000-03-20  Andreas Jaeger  <aj@suse.de>

	* sdbout.c (sdbout_one_type): Add braces to avoid "ambigous else"
	warning.

	* tree.h (safe_for_unsave): Prototype.

2000-03-20  Richard Henderson  <rth@cygnus.com>

	* regmove.c (stack_memref_p): Fix typo, reorg for readability.
	(combine_stack_adjustments_for_block): Don't allow sp references
	in the side of a set we're not fixing up.
	* toplev.c (rest_of_compilation): Run combine_stack_adjustments
	after life_analysis.

2000-03-20  Richard Henderson  <rth@cygnus.com>

	* calls.c (expand_call): Don't bother generating tail call
	sequences if there are pending cleanups.  Use
	expand_start_target_temps/expand_end_target_temps to elide
	cleanups created during sibcall expansion.

2000-03-20  Geoff Keating  <geoffk@cygnus.com>

	* configure.in: Set $IFS to a value if it doesn't already have one
	in the --enable-checking handling.
	* configure: Regenerate.

2000-03-20  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

	* c-parse.in (SAVE_WARN_FLAGS): Use size_int.
	* c-parse.y, c-parse.c, objc/objc-parse.y, objc/objc-parse.c:
	Regenerated.

Mon Mar 20 11:43:15 MET 2000  Jan Hubicka  <jh@suse.cz>

	* jump.c (delete_noop_moves): Remove code attempting to
	combine stack adjustments.

2000-03-19  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

	* emit-rtl.c (push_to_full_sequence, end_full_sequence): New functions.
	* except.c (emit_cleanup_handler): Use them.
	(expand_end_all_catch): Likewise.
	* function.c (fixup_var_refs): Likewise.
	(expand_function_end): Clear catch_clauses_last.
	* rtl.h (push_to_full_sequence, end_full_sequence): Declare.
	* except.h (struct eh_status): New field x_catch_clauses_last.
	(catch_clauses_last): New define.

	* Makefile.in (tree.o): Depend on HASHTAB_H.
	* tree.c: Include hashtab.h.
	(struct type_hash): Remove next field.
	(TYPE_HASH_SIZE): Remove.
	(TYPE_HASH_INITIAL_SIZE): New define.
	(type_hash_table): Change type to htab_t.
	(type_hash_eq, type_hash_hash, print_type_hash_statistics,
	mark_hash_entry): New functions.
	(init_obstacks): Allocate type hash.
	(type_hash_lookup): Use htab functions.
	(type_hash_add, mark_type_hash): Likewise.
	(dump_tree_statistics): Call print_type_hash_statistics.

2000-03-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* rs6000/t-aix41: New file.

	* configure.in ({rs6000,powerpc}-ibm-aix4.[12]*): Use it.

Sun Mar 19 13:27:30 2000  Hans-Peter Nilsson  <hp@axis.com>

	* tm.texi (Driver): Fix typos and tweak entry for
	INCLUDE_DEFAULTS.
	Move misplaced STRUCT_FORCE_BLK entry ...
	(Storage Layout): ... to here.
	(Run-time Target): Recommend having TARGET_MASK_... helper macros.

2000-03-19  Richard Henderson  <rth@cygnus.com>

	* flow.c (delete_block): Delete the addr_vec along with the block.
	(flow_delete_insn): Decrement LABEL_NUSES when deleting insns that
	reference labels.

	* fold-const.c (extract_muldiv): Apply type check for defined
	overflow to multiply as well as divide.

	* stor-layout.c (layout_decl): Don't abort on any zero sized decl.

2000-03-18  Mark Mitchell  <mark@codesourcery.com>

	* emit-rtl.c (remove_unnecessary_notes): Check that all
	NOTE_INSN_BLOCK_BEG and NOTE_INSN_BLOCK_END notes have an
	associated NOTE_BLOCK.
	* function.h (identify_blocks): Update comments.
	(reorder_blocks): Declare.
	* function.c (identify_blocks): Don't take paramters.
	(reorder_blocks): Don't take parameters.
	* loop.h (find_loop_tree_blocks): Remove.
	(unroll_block_trees): Likewise.
	* loop.c (loop_optimize): Don't call find_loop_tree_blocks.  Use
	reorder_blocks instead of unroll_block_trees.h
	* sibcall.c (optimize_sibling_and_tail_recursive_calls): Likewise.
	* stmt.c (find_loop_tree_blocks): Remove.
	(unroll_block_trees): Likewise.
	* toplev.c (rest_of_compilation): Don't call find_loop_tree_blocks
	in whole-function mode.
	* tree.h (reorder_blocks): Remove declaration.

	* expr.c: Include intl.h.
	* Makefile.in (expr.o): Depend on intl.h.

2000-03-18  Richard Henderson  <rth@cygnus.com>

	* expr.c (emit_move_insn_1): Clarify cannot_inline message.

2000-03-18  Mark Mitchell  <mark@codesourcery.com>

	* tree.h (tree_index): Remove enumerals for integer types.
	(integer_type_kind): New type.
	(integer_types): New variable.
	(char_type_node): Adjust.
	(signed_char_type_node): Likewise.
	(unsigned_char_type_node): Likewise.
	(short_integer_type_node): Likewise.
	(short_unsigned_type_node): Likewise.
	(integer_type_node): Likewise.
	(unsigned_type_node): Likewise.
	(long_integer_type_node): Likewise.
	(long_unsigned_type_node): Likewise.
	(long_long_integer_type_node): Likewise.
	(long_long_unsigned_type_node): Likewise.
	* tree.c (integer_types): New variable.
	(init_obstacks): Register it as a root.

Sat Mar 18 14:38:00 2000  Jason Eckhardt  <jle@cygnus.com>

	* bb-reorder.c (reorder_basic_blocks): Update PREV_INSN as well as
	NEXT_INSN. Update last insn in chain.

2000-03-17  Jason Merrill  <jason@casey.cygnus.com>

	* dwarf2out.c (dwarf2out_decl): Don't emit anything for types
	with TYPE_DECL_SUPPRESS_DEBUG set.

2000-03-18  Richard Henderson  <rth@cygnus.com>

	* flow.c (make_edges): Use INTVAL to access REG_EH_REGION value.

2000-03-18  Richard Henderson  <rth@cygnus.com>

	* i386.c (call_insn_operand): Always allow SYMBOL_REF,
	care for HALF_PIC_P.
	(expander_call_insn_operand): Remove.
	(ix86_expand_epilogue): New arg `emit_return' to control return insn.
	* i386.h (PREDICATE_CODES): Update.
	* i386.md (all call expanders): Remove predicates, remove special
	handling for half-pic.
	(*call_1, *call_value_1): Handle SIBLING_CALL_P insns.
	(*call_pop_pic2, *call_pic2, *call_value_pop_2, *call_value_2): Remove.
	(sibcall_epilogue): New.

2000-03-17  Richard Henderson  <rth@cygnus.com>

	* rtlanal.c (single_set): Reject if the parallel has anything
	except SET or USE or CLOBBER.

2000-03-17  Jeff Law  <law@cygnus.com>
	    Richard Henderson  <rth@cygnus.com>

	* Makefile.in (OBJS): Add sibcall.o.
	(sibcall.o): New.
	* sibcall.c: New file.
	* calls.c (FUNCTION_OK_FOR_SIBCALL): Provide default.
	(ECF_IS_CONST, ECF_NOTHROW, ECF_SIBCALL): New.
	(emit_call_1): Replace `is_const' and `nothrow' with `ecf_flags'.
	Emit sibcall patterns when requested.  Update all callers.
	(expand_call): Generate CALL_PLACEHOLDER insns when tail call
	elimination seems feasable.
	* final.c (leaf_function_p): Sibling calls don't discount being
	a leaf function.
	* flow.c (HAVE_sibcall_epilogue): Provide default.
	(find_basic_blocks_1): Sibling calls don't throw.
	(make_edges): Make edge from sibling call to EXIT.
	(propagate_block): Don't remove sibcall_epilogue insns.
	* function.c (prologue, epilogue): Turn into varrays.  Update all uses.
	(sibcall_epilogue): New.
	(fixup_var_refs): Scan CALL_PLACEHOLDER sub-sequences.
	(identify_blocks_1): Likewise.  Break out from ...
	(identify_blocks): ... here.
	(reorder_blocks_1): Scan CALL_PLACEHOLDER.  Break out from ...
	(reorder_blocks): ... here.
	(init_function_for_compilation): Zap prologue/epilogue as varrays.
	(record_insns): Extend a varray instead of mallocing new memory.
	(contains): Read a varray not array of ints.
	(sibcall_epilogue_contains): New.
	(thread_prologue_and_epilogue_insns): Emit and record
	sibcall_epilogue patterns.
	(init_function_once): Allocate prologue/epilogue varrays.
	* genflags.c (gen_insn): Treat sibcall patterns as calls.
	* integrate.c (save_parm_insns): Recurse on CALL_PLACEHOLDER patterns.
	Broken out from ...
	(save_for_inline_nocopy): ... here.
	(copy_insn_list): Recurse on CALL_PLACEHOLDER patterns.
	Broken out from ...
	(expand_inline_function): ... here.
	(copy_rtx_and_substitute): Handle NOTE_INSN_DELETED_LABEL.
	(subst_constants): Handle 'n' formats.
	* jump.c (jump_optimize_minimal): New.
	(jump_optimize_1): New arg `minimal'; update callers.  Elide most
	optimizations if it's set.
	* rtl.c (copy_rtx): Do copy jump & call for insns.
	* rtl.h (struct rtx_def): Document use of jump and call for insns.
	(SIBLING_CALL_P): New.
	(sibcall_use_t): New.
	* toplev.c (rest_of_compilation): Do init_EXPR_INSN_LIST_cache earlier.
	Invoke optimize_sibling_and_tail_recursive_calls.
	* tree.c (lang_safe_for_unsave): New.
	(safe_for_unsave): New.
	* tree.h (lang_safe_for_unsave, safe_for_unsave): Declare.

	* alpha.h (FUNCTION_OK_FOR_SIBCALL): New.
	* alpha.md (sibcall, sibcall_value, sibcall_epilogue): New.
	(*sibcall_osf_1, *sibcall_value_osf_1): New.

2000-03-17  Mark Mitchell  <mark@codesourcery.com>

	* objc/objc-act.c (encode_method_prototype): Pass types, not
	PARM_DECLs, to int_size_in_bytes.

Fri Mar 17 11:51:34 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/ia64.md (mix4right_3op): Swap %1 and %2 in template.

	* config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
	config/ia64/ia64.md, config/ia64/xm-ia64.h: Fix copyrights again.

Fri Mar 17 08:09:14 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* Clean up usages of TREE_INT_CST_LOW.
	* c-parse.in (RESTORE_WARN_FLAGS): Use tree_low_cst.
	* c-parse.y, c-parse.c, objc/objc-parse.y, objc/objc-parse.c:
	Regenerated.
	* c-tree.h (min_precision): Move declaration to here.
	* c-typeck.c (build_binary_op): Use host_integerp and tree_low_cst.
	(build_unary_op, add_pending_init): Use bit_position.
	(pending_init_member, process_init_element): Likewise.
	(really_start_incremental_init, push_init_level, pop_init_level):
	Don't make copies of nodes or modify them in place, use consistent
	types when tracking positions, and use tree routines computations.
	(set_init_index, output_init_element): Likewise.
	(output_pending_init_elements, process_init_element): Likewise.
	* dbxout.c (dbxout_type_fields): Use bit_position, host_integerp,
	tree_low_cst and int_bit_position; also minor cleanup.
	(dbxout_type_method_1, dbxout_range_type, dbxout_type): Likewise.
	(print_cst_octal): Precision is unsigned.
	(dbxout_symbol): Ensure DECL_INITIAL is in-range and use tree_low_cst.
	* dwarf2out.c (ceiling): Input and output are unsigned HOST_WIDE_INT.
	(simple_type_align_in_bits): Result is unsigned int.
	Use tree_int_low_cst and host_integerp.
	(simple_type_size_in_bits): Result is unsigned HOST_WIDE_INT.
	(field_byte_offset): Result is HOST_WIDE_INT.
	Change types of internal variables so alignments are unsigned int,
	offsets are HOST_WIDE_INT and sizes are unsigned HOST_WIDE_INT.
	Use host_integerp, tree_low_cst, and int_bit_position.
	(add_bit_offset_attribute): Likewise.
	(add_data_member_location_attribute): Use tree_cst_low.
	(add_bound_info): Use host_integerp, integer_zerop, and integer_onep.
	(add_bit_size_attribute): Use tree_low_cst.
	(add_pure_or_virtual_attribute, gen_enumeration_type_die): Likewise.
	* dwarfout.c: Similar changes to dwarf2out.c.
	* expr.c (expand_expr, case ARRAY_REF): Remove redundant code.
	* genoutput.c (n_occurrences): Return -1 for null string.
	(strip_whitespace): Accept null string and make into function.
	(scan_operands): Reflect above changes.
	* sdbout.c (plain_type_1): Use host_integerp and tree_low_cst.
	(sdbout_field_types, sdbout_one_type): Likewise; also use bit_position.
	* ssa.c (rename_registers): Add missing cast of arg to bzero.
	* tree.c (int_size_in_bytes): Check for too big to represent.
	(bit_position, int_bit_position, host_integerp, tree_low_cst): New fns.
	* tree.h (host_integerp, tree_low_cst, bit_position, int_bit_position):
	New declarations.
	(min_precision): Delete from here.
	* varasm.c (decode_addr_const): Use host_integerp, bit_position,
	and int_bit_position.
	* objc/objc-act.c (encode_method_prototype): Sizes are HOST_WIDE_INT.
	(encode_method_def): Likewise.
	(build_ivar_list_initializer): Use int_bit_position.
	(generate_shared_structures): Convert size.
	(encode_type, encode_complete_bitfield): Use integer_zerop.
	(encode_bitfield): Use tree_low_cst and int_bit_position.

2000-03-17  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.h (CPP_SPEC): Fix typo.

2000-03-17  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

	* call.c (special_function_p): It is only malloc if it returns
	Pmode.

2000-03-17  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.h (ASM_SPEC, CPP_SPEC, LINK_SPEC): Support C33.
	(C33_FLAG, TARGET_C3X): Add macros.
	(TARGET_SWITCHES): Add -m33 option.
	* config/c4x/c4x.c (c4x_override_options): Test for TARGET_C33.

2000-03-17  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.h (PARALLEL_INSN_FLAG): Add.
	(PARALLEL_PACK_FLAG): Delete.
	(TARGET_SWITCHES): Update.
	(TARGET_PARALLEL): Use PARALLEL_INSN_FLAG.

Thu Mar 16 18:52:32 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* fold-const.c (fold): Fix a few cases when the returned result
	is not of the same type as the input.

2000-03-16  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.h (ASM_OUTPUT_MI_THUNK): Fix compile time
	warning.

2000-03-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* libgcc2.h: Move prototypes above macros with the same name.
	Wrap some function prototypes in the conditional which indicates
	whether they are supported, i.e. "BITS_PER_UNIT == 8".

2000-03-16  Richard Henderson  <rth@cygnus.com>

	* calls.c: Revert last two changes.

2000-03-16  Bernd Schmidt  <bernds@cygnus.co.uk>

	* fp-bit.c (_unpack_d): If NO_DENORMALS is defined, anything that
	has exponent 0 is a zero.

	* simplify-rtx.c (hash_rtx, case MEM/REG): Take into account that
	HASH may already be nonzero.  Add code/mode into hash value
	immediately after repeat label.
	(cselib_lookup): Don't leave the hash table in an inconsistent
	state before a hash lookup operation.

Thu Mar 16 17:03:10 MET 2000  Jan Hubicka  <jh@suse.cz>

	* i386.md (all HI and QI mode non-move patterns):  Conditionize
	by TARGET_[HQ]IMODE_MATH.
	* i386.h (x86_himode_math, x86_qimode_math, x86_promote_hi_regs,
	x86_promote_qi_regs): Declare.
	(TARGET_HIMODE_MATH, TARGET_QIMODE_MATH, TARGET_PROMOTE_HI_REGS,
	TARGET_PROMOTE_QI_REGS): New macros.
	(PROMOTE_MODE): New macro.
	* i386.c (x86_himode_math, x86_qimode_math, x86_promote_hi_regs,
	x86_promote_qi_regs): New global variables.

Thu Mar 16 16:50:44 MET 2000  Jan Hubicka  <jh@suse.cz>

	* calls.c (emit_library_call_value_1): Break out from ...; handle
	VOIDmode function calls too.
	(emit_library_call_value): ... here.
	(emit_library_call): Implement by calling emit_library_call_value_1.

Thu Mar 16 16:01:30 MET 2000  Jan Hubicka  <jh@suse.cz>

	* calls.c (expand_call): Do sanity checking on arg_space_so_far.
	Update arg_space_so_far on stack adjustments.
	(emit_library_call, emit_library_call_value): Likewise; take into
	account arg_space_so_far and pending_stack_adjust when calculcating
	the boundary.

Thu Mar 16 09:02:19 2000  Jason Eckhardt  <jle@cygnus.com>

	* flow.c: Move all basic block reordering code into its own file.
	(create_basic_block): Externalize.
	* bb-reorder.c: New file. Copy all basic block reordering code from
	flow.c to this file.
	(reorder_basic_blocks): Fix fencepost error in for-loop.
	(reorder_basic_blocks): Remove braces from single statement for-loops.
	* basic-block.h: Add declaration for create_basic_block.
	* Makefile.in: Add rules for bb-reorder.o.

2000-03-16  Neil Booth  <NeilB@earthling.net>

	* cppinit.c (handle_option):  Implement #unassert directive
	as -A- command line option.
	(print_help):  Update.
	* cpptexi.c:  Update.

Thu Mar 16 02:14:16 2000  Hans-Peter Nilsson  <hp@bitrange.com>

	* md.texi (Standard Names): Document `jump'.

2000-03-15  Jason Merrill  <jason@casey.cygnus.com>

	* calls.c (emit_call_1): Nothrow functions can still have nonlocal
	gotos.

2000-03-15  Geoff Keating  <geoffk@cygnus.com>

	Merge changes from newppc-branch onto trunk.

	2000-03-15  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.c (toc_hash_table): Update for new hash table functions.
	(toc_hash_function): Likewise.
	(toc_hash_eq): Likewise.
	(toc_hash_mark_entry): Likewise.
	(toc_hash_mark_table): Likewise.
	(output_toc): Likewise.
	(rs6000_add_gc_roots): Likewise.

	2000-03-15  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* t-aix43 (AR_FOR_TARGET): Deleted.  Moved `-X32_64'...
	(AR_FLAGS_FOR_TARGET): here.  New macro.

	2000-03-05  Clinton Popetz  <cpopetz@cygnus.com>

	* config/rs6000/rs6000.c (rs6000_fpmem_offset, rs6000_fpmem_size,
	fpmem_operand) Delete.
	(xer_operand) New.
	(rs6000_reg_names, alt_reg_names): Change fpmem to xer.
	(machine_function): Remove fpmem_size, fpmem_offset, save_toc_p.
	(rs6000_save_machine_status, rs6000_restore_machine_status,
	rs6000_init_expanders, rs6000_stack_info, debug_stack_info): Remove
	references to above variables.
	(gpc_reg_operand): Use XER_REGNO_P instead of FPMEM_REGNO_P.
	* config/rs6000/rs6000.h (REG_ALLOC_ORDER, REGISTER_NAMES,
	DEBUG_REGISTER_NAMES): Chagne fpmem to xer.
	(FPMEM_REGNO_P, FPMEM_REGNUM): Delete.
	(XER_REGNO_P, XER_REGNO): New.
	(rs6000_stack): Remove fpmem_p, fpmem_offset, fpmem_size.
	(PREDICATE_CODES): Change fpmem_operand to xer_operand.
	(HARD_REGNO_NREGS, HARD_REGNO_MODE_OK): Change FPMEM_REGNO_P to
	XER_REGNO_P.
	(reg_class, REG_CLASS_NAMES, REG_CLASS_CONTENTS, REGNO_REG_CLASS,
	REG_CLASS_FROM_LETTER, CLASS_MAX_NREGS): Change FPMEM_REGS to XER_REGS,		and remove FLOAT_OR_FPMEM_REGS.
	(CLASS_CANNOT_CHANGE_SIZE): Change to FLOAT_REGS.

	2000-02-29  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

	* aix.h (FP_SAVE_INLINE, ASM_OUTPUT_INTERNAL_LABEL_PREFIX,
	TEXT_SECTION_ASM_OP, DATA_SECTION_ASM_OP): Move here...
	* rs6000.h: from here.

	* rs6000-protos.h (rs6000_select_section): Provide prototype.
	(rs6000_select_rtx_section): Likewise.
	(rs6000_encode_section_info): Likewise.
	(sdata_section): Likewise.
	(sdata2_section): Likewise.
	(sbss_section): Likewise.
	* sysv4.h (rs6000_select_section): Delete prototype.
	(rs6000_select_rtx_section): Likewise.
	(rs6000_encode_section_info): Likewise.
	(sdata_section): Likewise.
	(sdata2_section): Likewise.
	(sbss_section): Likewise.
	(REG_SAVE_AREA): Delete definition duplicated in rs6000.h.

	* sysv4.h: Delete various unnecessary #undef's and put a comment
	on the remaining ones.
	Change various comments according to coding standard.

	2000-02-29  Clinton Popetz  <cpopetz@cygnus.com>

	* config/rs6000/rs6000.h (MQ_REGNO, CR0_REGNO, CR1_REGNO, CR2_REGNO,
	CR3_REGNO, CR4_REGNO, MAX_CR_REGNO): Define.
	(CR0_REGNO_P) Remove.
	* config/rs6000/rs6000.c (gpc_reg_operand, and64_operand, and_operand,
	setup_incoming_varargs, mtcrf_operation, print_operand,
	rs6000_stack_info, rs6000_emit_prologue, rs6000_emit_epilogue):
	Use the above macros.

	2000-02-24  Clinton Popetz  <cpopetz@cygnus.com>

	* config/rs6000/rs6000.md: Added a new alternative for each
	pattern that had a 'x' alternative but no 'y' alternative.
	Added a new split for each of the above patterns.

	2000-02-18  Geoff Keating  <geoffk@cygnus.com>

	* aix41.h (ASM_CPU_SPEC): Delete.
	(CPP_CPU_SPEC): Delete.

	* aix.h (RS6000_OUTPUT_BASENAME): Define.
	(ASM_OUTPUT_LABEL): Define.
	(ASM_GLOBALIZE_LABEL): Define.
	(STRIP_NAME_ENCODING): Define.
	* rs6000.h (RS6000_OUTPUT_BASENAME): Don't define.
	(STRIP_NAME_ENCODING): Don't define.
	(ASM_OUTPUT_LABEL): Don't define.
	(ASM_GLOBALIZE_LABEL): Don't define.
	* sysv4.h (ASM_DECLARE_FUNCTION_NAME): Use assemble_name to output
	names, and ASM_OUTPUT_LABEL to output labels, rather than
	asm_fprintf.
	(ASM_OUTPUT_LABEL): Define.
	(ASM_OUTPUT_INT): Use assemble_name.
	(ASM_OUTPUT_DWARF_ADDR): Use assemble_name.
	(STRIP_NAME_ENCODING): Don't undefine first.
	(RS6000_OUTPUT_BASENAME): Make equivalent to assemble_name for
	ELF.
	(ASM_OUTPUT_LABELREF): Don't prepend underscores to labels
	specified with 'asm' even with -fleading-underscore.
	* rs6000.c (print_operand): Use assemble_name when !TARGET_AIX.
	(output_epilog): Likewise.
	(output_toc): Likewise.
	* tramp.asm: Handle -fleading-underscore correctly.

	* rs6000.md (builtin_setjmp_receiver): Also run for -fPIC and
	-mminimal-toc.
	(nonlocal_goto_receiver): Delete.
	* rs6000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Delete.

	* rs6000.h (ASM_OUTPUT_DEF): Don't define.
	(SET_ASM_OP): Define.
	* sysv4.h (ASM_OUTPUT_DEF): Don't undefine.

	* rs6000.h (ASM_OUTPUT_ADDR_VEC_ELT): Don't define.
	(ASM_LONG): Define.

	* rs6000.c (rs6000_dll_import_ref): Delete, not used.
	* rs6000-protos.h (rs6000_dll_import_ref): Delete.

	* rs6000.h: Add 'u' to more constants.

	2000-02-18  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.md (mfcr+shift): Delete PowerPC64 version.

	2000-02-15  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.c (reg_or_u_cint_operand): New function.
	(logical_operand): Handle 64-bit hosts.
	(logical_u_operand): New function.
	(non_logical_cint_operand): Handle 64-bit hosts.
	(non_logical_u_cint_operand): New function.
	* rs6000.h (DATA_SECTION_ASM_OP): Add tab.
	(PREDICATE_CODES): Define new functions.
	* rs6000-protos.h: Declare new functions.
	* rs6000.md (iordi3, xordi3): Constant int must be unsigned 32-bits.
	(movdi_64): Bracket code intended for 64-bit hosts.  Create
	CONST_DOUBLE for 32-bit values.
	(scc insns): Generate DImode compares.
	(mfcr insns): Create DImode versions.
	(sge matchers): New patterns.

	2000-02-15  Gabriel Paubert  <paubert@iram.es>

	* rs6000.md: Correct instructions length attributes and
	constraints on unsigned compare instructions.
	(*ne0): Disable for PowerPC64.

	2000-02-11  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.c (output_function_profiler): Use .long for a 32-bit
	quantity, fix profile1.C test failure under -fPIC.

	* rs6000.c: Add 'u' to many constants to suppress warnings.
	(constant_pool_expr_1): Make static.
	(rs6000_emit_eh_toc_restore): Remove unused 'r2'.
	* rs6000.h: Add 'u' to many constants to suppress warnings.

	* rs6000.c (rs6000_emit_load_toc_table): Use LCTOC..1 under AIX
	for the start of the TOC, instead of LCTOC..0.
	* aix.h (toc_section): Use LCTOC..1 under AIX for the start
	of the TOC.
	* rs6000.md (load_toc_aix_si): Use LCTOC..1.
	(load_toc_aix_di): Use LCTOC..1.

	* rs6000.h (LEGITIMIZE_ADDRESS): Turn into a function.
	* rs6000.c (rs6000_legitimize_address): New function from
	LEGITIMIZE_ADDRESS.  Only use create_TOC_reference on
	symbols in the constant pool that really are TOC references.
	(print_operand_address): For ELF, write TOC offsets under
	-fPIC as subtractions in the insn.
	(output_toc): For ELF, define symbols in TOC as normal labels,
	to match RTL.
	(create_TOC_reference): Use gen_rtx_PLUS rather than gen_rtx.
	* rs6000-protos.h (rs6000_legitimize_address): Prototype.
	(create_TOC_reference): Prototype only when RTX_CODE is defined.
	* rs6000.md (movsi): Only use create_TOC_reference on
	symbols in the constant pool that really are TOC references.

	* rs6000.h (MACHINE_DEPENDENT_REORG): Don't define.
	* rs6000.c (rs6000_reorg): Delete.
	* rs6000-protos.h (rs6000_reorg): Delete.

	2000-02-09  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.h (INCOMING_RETURN_ADDR_RTX): New macro.

	* aix.h (SETUP_FRAME_ADDRESSES): Define.
	* rs6000.c [TARGET_AIX] (insn_after_throw): New static variable.
	[TARGET_AIX] (rs6000_aix_emit_builtin_unwind_init): New function.
	[TARGET_AIX] (rs6000_emit_eh_toc_restore): New function.
	* rs6000-protos.h: Prototype rs6000_emit_eh_toc_restore,
	rs6000_aix_emit_builtin_unwind_init.
	* rs6000.md (eh_epilogue) [TARGET_AIX]: Call
	rs6000_emit_eh_toc_restore on AIX.
	(return_eh_si): Use r2.
	(return_eh_di): Use r2.

	* aix43.h: Turn on HAS_INIT_SECTION and LD_INIT_SWITCH,
	since we're breaking binary compatibility anyway.

	2000-02-09  Clinton Popetz  <cpopetz@cygnus.com>

	* config/rs6000/rs6000-protos.h: (get_TOC_alias_set, uses_TOC,
	constant_pool_expr_p): Declare them.
	(constant_pool_expr_p): Declare it.
	* config/rs6000/rs6000.c (toc_label_name): Define.
	(rs6000_override_options): Set toc_label_name.
	(input_operand): Allow any TOC_RELATIVE_EXPR_P.
	(get_TOC_alias_set, constant_pool_expr_p, constant_pool_expr_1,
	uses_TOC): New functions.
	(print_operand): Delete old '*' case.
	(print_operand_address): Use LEGITIMATE_CONSTANT_POOL_ADDRESS_P,
	and strip off rtl for TOC before calling output_addr_const.
	(rs6000_emit_load_toc_table): Use toc_label_name.
	* config/rs6000/rs6000.h (TARGET_SWITCHES): Make msched-prolog
	the default.
	(LEGITIMATE_CONSTANT_POOL_BASE_P): Delete.
	(CONSTANT_POOL_EXPR_P, TOC_RELATIVE_EXPR_P): New macros.
	(LEGITIMATE_CONSTANT_POOL_ADDRESS_P): Use CONSTANT_POOL_EXPR_P.
	(LEGITIMIZE_ADDRESS, LEGITIMIZE_RELOAD_ADDRESS): Turn symbol_refs
	into explicit TOC_REGISTER offsets.
	(TOC_REGISTER): New macro.
	* config/rs6000/rs6000.md (movsi, movdi): Emit rtl under
	TARGET_TOC to reference TOC_REGISTER.
	(load_toc_v4_PIC_1b): Add 4 to offset for toc reload.
	* config/rs6000/sysv4.h (ASM_DECLARE_FUNCTION_NAME): Call
	uses_TOC before emitting label references.

	2000-02-05  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.md (stack_tie): Fix warning.

	* eabi-ctors.c: Use 'asm' names for the start/end variables,
	to handle -fleading-underscore.
	* sysv4.h (ASM_DECLARE_FUNCTION_NAME): Use asm_fprintf and %U.
	(USER_LABEL_PREFIX): New macro.
	(ASM_OUTPUT_INTERNAL_LABEL_PREFIX): Use asm_fprintf and %L.
	(ASM_OUTPUT_LABELREF): Use asm_fprintf and %U.
	* t-ppccomm (MULTILIB_MATCHES_SYSV): Note that call-sysv and
	call-linux can use the same multilibs.
	* t-ppcgas (MULTILIB_OPTIONS): Don't need to have separate call-sysv
	and call-linux multilibs.  Do multilib with -fleading-underscore.
	(MULTILIB_DIRNAMES): Follow MULTILIB_OPTIONS change.
	(MULTILIB_EXCEPTIONS): Remove call-linux exceptions.  Add restrictions
	to call-aix.

	* sysv4.h (CPP_SYSV_SPEC): Define _SOFT_FLOAT for all those CPUs that
	have MASK_SOFT_FLOAT set.
	(CPP_FLOAT_DEFAULT_SPEC): New macro.
	(SUBTARGET_EXTRA_SPECS): Set `cpp_float_default' to the value of
	CPP_FLOAT_DEFAULT_SPEC.

	* rs6000.c (ccr_bit): Add some consistency checks and a variable 'reg'.
	* rs6000.md: Whitespace change.
	* sysv4.h (LINK_TARGET_SPEC): Whitespace change.
	* sysv4le.h (LINK_TARGET_SPEC): Whitespace change.

	2000-02-05  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.md (eh_epilogue): New expander.
	(eh_reg_restore): New expand/split/insn combination.
	(return_eh_si): New insn.
	(return_eh_di): New insn.

	* eabi-ci.asm: Put a label at the start of the .eh_frame section.
	* eabi-cn.asm: Put a zero at the end of the .eh_frame section.
	* eabi-ctors.c (__do_global_ctors): Register this object's
	frame.  Clean up.  Call atexit() after the constructors.
	(__do_global_dtors): Deregister this object's frame.  Clean up.
	Allow for recursive calls to exit().
	* rs6000.c (fixuplabelno): New variable.
	* sysv4.h (ASM_OUTPUT_INT): Don't do .fixup if not
	TARGET_RELOCATABLE, it slows down exec() under linux.
	(ASM_OUTPUT_DWARF_ADDR): Do .fixup if TARGET_RELOCATABLE.

	* aix.h (ASM_OUTPUT_DWARF_ADDR_VAR): New macro.
	(ASM_OUTPUT_DWARF_DELTA_VAR): New macro.
	(ASM_OUTPUT_DWARF_DELTA2): New macro.
	(ASM_OUTPUT_DWARF_DELTA4): New macro.
	(ASM_OUTPUT_DWARF_ADDR_DELTA): New macro.
	(ASM_OUTPUT_DWARF_ADDR): New macro.
	(ASM_OUTPUT_DWARF_DATA4): New macro.
	(ASM_OUTPUT_DWARF_DATA2): New macro.
	(ASM_OUTPUT_DWARF_OFFSET4): New macro.
	(ASM_OUTPUT_DWARF_OFFSET): New macro.
	(UNALIGNED_INT_ASM_OP): New macro, fake definition.

	2000-02-03  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.c (rs6000_sr_alias_set): New variable.
	(rs6000_override_options): Initialize rs6000_sr_alias_set.
	(rs6000_emit_stack_tie): New function.
	(rs6000_emit_allocate_stack): Specify RTX_FRAME_RELATED_P
	in a way that dwarf2out can understand.
	(rs6000_frame_related): New function.
	(rs6000_emit_prologue): Use rs6000_sr_alias_set.  Specify
	RTX_FRAME_RELATED_P in a way that dwarf2out can understand.
	Use rs6000_emit_stack_tie when needed.
	(rs6000_emit_epilogue): Use rs6000_sr_alias_set.  Don't set
	RTX_FRAME_RELATED_P.  Use rs6000_emit_stack_tie when needed.
	* rs6000.md (stack_tie): New insn.
	(return_internal_si): Allow return value to be in the count
	register.
	(return_internal_di): Likewise.

	* rs6000.c (output_mi_thunk): Remove unused variable `sp'.

	2000-02-03  Geoff Keating  <geoffk@cygnus.com>

	* sysv4.h (LOCAL_LABEL_PREFIX): Define, for the use of dbxelf.h.

	2000-01-31  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.h (ASM_OUTPUT_DEF_FROM_DECLS): New macro.

	* rs6000.md (stmw): Use the right POWER opcode.
	(lmw): Likewise.

	2000-01-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* rs6000-protos.h: New file.

	* rs6000.c: Include tm_p.h.  Fix compile time warnings.

	* rs6000.h: Move prototypes to rs6000-protos.h.  Fix compile time
	warnings.

	* sysv4.h: Likewise.

	2000-01-28  Geoff Keating  <geoffk@cygnus.com>

	* ../../configure.in: Delete powerpcle-*-winnt*
	and powerpcle-*-pe|powerpcle-*-cygwin*.
	* ../../configure: Regenerated.
	* cygwin.h: Delete.
	* rs6000.h (OBJECT_WINDOWS_NT): Delete.
	(TARGET_WINDOWS_NT): Delete.
	(ABI_NT): Delete.
	(CALL_NT_DLLIMPORT): Delete.
	Delete NT-specific code.
	* rs6000.md, rs6000.c, sysv4.h: Delete NT-specific code.
	* win-nt.h: Delete.
	* t-winnt: Delete.
	* nt-ci.asm: Delete.
	* nt-cn.asm: Delete.
	* ntstack.asm: Delete.

	2000-01-27  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

	* rs6000.h (SELECT_RTX_SECTION): Move to aix.h.
	(ASM_FILE_START): Likewise.
	(ASM_DECLARE_FUNCTION_NAME): Likewise.
	(ASM_OUTPUT_LABELREF): Likewise.
	(ASM_OUTPUT_SKIP): Likewise.
	(ASM_OUTPUT_INTERNAL_LABEL): Likewise.
	(ASM_GENERATE_INTERNAL_LABEL): Likewise.
	(ASM_OUTPUT_CASE_LABEL): Likewise.
	(ASM_OUTPUT_ALIGNED_COMMON): Likewise.
	(ASM_OUTPUT_ASCII): Likewise.

	2000-01-27  Clinton Popetz  <cpopetz@cygnus.com>

	* rs6000.c (rs6000_emit_load_toc_table): Use "LCG" and
	reload_toc_labelno for non-prologue TOC reloads.  Also, don't
	increment rs6000_pic_labelno here.
	(rs6000_emit_prologue): Pass TRUE to rs6000_emit_load_toc_table,
	and increment rs6000_pic_labelno here.

	2000-01-24  Geoffrey Keating  <geoffk@cygnus.com>

	* rs6000.md (fctiwz): Use (set (reg) (unspec:DI [(fix:SI ...)]))
	rather than (set (subreg:SI (reg)) (fix:SI ...)) so that register
	allocation knows (reg) is dead before the insn.

	2000-01-21  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.md (movsi_to_cr): Correct typo in output template.

	2000-01-19  Geoffrey Keating  <geoffk@cygnus.com>

	* rs6000.c (rs6000_pic_labelno): Always define.
	(rs6000_pic_func_labelno): Delete.
	(lmw_operation): Check for a zero base register,
	which doesn't mean what we want.
	(stmw_operation): New function.
	(print_operand): Define new 'l' modifier.
	(rs6000_stack_info): We must save all 64 bits of the registers
	if TARGET_POWERPC64.
	(rs6000_output_load_toc_table): Delete.
	(rs6000_emit_load_toc_table): New function.
	(rs6000_allocate_stack_space): Delete.
	(rs6000_emit_allocate_stack): New function.
	(rs6000_emit_prologue): New function.
	(output_prolog): Use rs6000_emit_prologue.
	(rs6000_emit_epilogue): Change a few variable names to be
	more accurate.  Restore all 64 bits of the registers if
	TARGET_POWERPC64.  Only restore the FP registers which were used
	if they are being saved/restored one-at-a-time.
	(output_mi_thunk): Delete inefficient code generation.
	(output_function_profiler): Don't use rs6000_output_load_toc_table.
	* rs6000.h: Declare rs6000_emit_load_toc_table,
	rs6000_allocate_stack_space, stmw_operation.  Don't declare
	rs6000_output_load_toc_table.
	* rs6000.md (elf_high): Allow register 0, but discourage it
	heavily.
	(elf_low): Support loading into register 0.
	(load_toc_aix_si): New pattern.
	(load_toc_aix_di): New pattern.
	(load_toc_v4_pic_si): New pattern.
	(load_toc_v4_pic_di): New pattern.
	(load_toc_v4_PIC_1): New pattern.
	(load_toc_v4_PIC_1b): New pattern.
	(load_toc_v4_PIC_2): New pattern.
	(builtin_setjmp_receiver): Use rs6000_emit_load_toc_table.
	(nonlocal_goto_receiver): Use rs6000_emit_load_toc_table.
	(prologue): New expander.
	(movesi_from_cr): New pattern.
	(stmw): New pattern.
	(save_fpregs_si): New pattern.
	(save_fpregs_di): New pattern.

	2000-01-19  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.md (movsi): Don't use force_reg when no_new_pseudos.
	(movdi): Likewise.
	(movhi): Likewise.
	(movqi): Likewise.

	2000-01-19  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.md (movsi_got): 'unspec 8' returns a SImode result,
	at present.
	(movsi_got_internal): Likewise.
	(movsi_got_internal+1): Likewise.
	(set_sp): 'unspec 7' does a SImode clobber.

	2000-01-19  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.md (floatsidf2): Don't use the fpmem "register", just
	allocate a stack temporary.
	(floatsidf2_internal): Likewise.
	(floatsidf2_internal+1): Likewise.  Don't do bizzare hacks
	with unspec.
	(floatunssidf2): Don't use the fpmem "register", just
	allocate a stack temporary.
	(floatunssidf2_internal): Likewise.
	(floatunssidf2_internal+1): Likewise.  Don't do bizzare hacks
	with unspec.
	(floatsidf2_loadaddr): Delete.
	(floatsidf2_store1): Delete.
	(floatsidf2_store2): Delete.
	(floatsidf2_load): Delete.
	(fix_truncdfsi2): Don't use the fpmem "register", just
	allocate a stack temporary.
	(fix_truncdfsi2_internal_si): Delete.
	(fix_truncdfsi2_internal_di): Delete.
	(fix_truncdfsi2_internal): New insn.
	(fix_truncdfsi2_internal+1): Don't use the fpmem "register".
	(fix_truncdfsi2_store): Delete.
	(fix_truncdfsi2_load): Delete.
	(fctiwz): Produce gen_fctiwz.

	2000-01-19  Geoffrey Keating  <geoffk@cygnus.com>

	* eabi.h (INVOKE__main): Define.
	* rs6000.c (rs6000_stack_info): Don't handle call to NAME__MAIN
	specially.
	(rs6000_emit_prologue): Likewise.
	* rs6000.h (struct rs6000_stack): Don't keep track of whether
	this is the main program.

	2000-01-19  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.c (rs6000_va_arg): Delete some unused variables.

	2000-01-19  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.c (rs6000_va_arg): On AIX, padding for small arguments
	goes after the argument.

	2000-01-12  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.md: Document 'unspec' values used.
	(epilogue): New expander.
	(movesi_to_cr_one): New expander.
	(movesi_to_cr and following): New pattern.
	(lmw): New pattern.
	(return_internal_si): New pattern.
	(return_internal_di): New pattern.
	(return_and_restore_fpregs_si): New pattern.
	(return_and_restore_fpregs_di): New pattern.
	* rs6000.h: Declare new functions.
	* rs6000.c (rs6000_stack_info): Use current_function_is_leaf
	rather than rs6000_calls_p.
	(rs6000_makes_calls): Delete.
	(lmw_operation): New function.
	(mtcrf_operation): New function.
	(rs6000_emit_epilogue): New function.
	(output_epilog): Call rs6000_emit_epilogue and final if
	!TARGET_SCHED_PROLOG, instead of writing text unconditionally.

	2000-01-12  Geoff Keating  <geoffk@cygnus.com>

	* aix43.h (SUBSUBTARGET_SWITCHES): Document switches.
	* aix41.h (SUBSUBTARGET_SWITCHES): Document switches.
	* aix.h (SUBTARGET_SWITCHES): Document switches.
	* rs6000.h: (TARGET_SWITCHES): Don't print options twice.  Make
	sched-prolog and sched-epilog the same.  Document all the
	switches.
	(TARGET_OPTIONS): No longer allow -mdebug-.

	2000-01-12  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.h (ASM_FILE_END): Move to aix.h.
	(EXTRA_SECTIONS): Move to aix.h.
	(READONLY_DATA_SECTION): Move to aix.h.
	(EXTRA_SECTION_FUNCTIONS): Move to aix.h.
	(SELECT_SECTION): Move to aix.h.
	(JUMP_TABLES_IN_TEXT_SECTION): Move to aix.h.
	(INT_REGNO_P): Use symbolic name for ARG_POINTER_REGNUM.
	(LINK_REGISTER_REGNUM): New definition.
	(RETURN_ADDR_RTX): Use symbolic name for LINK_REGISTER_REGNUM.
	(SLOW_UNALIGNED_ACCESS): Define in a way suitable for both
	AIX and SVR4.
	* sysv4.h: Delete the code between the inclusion of rs6000.h
	and svr4.h.
	(DWARF_DEBUGGING_INFO): Don't define, it's defined in elfos.h.
	(FP_ARG_MAX_REG): Move generic definition to rs6000.h.
	(RS6000_REG_SAVE): Move generic definition to rs6000.h.
	(RS6000_SAVE_AREA): Move generic definition to rs6000.h.
	* rs6000.md (floatsidf2_loadaddr): The first arg here is Pmode.
	(fix_truncdfsi2_internal): Rename to fix_truncdfsi2_internal_si.
	(fix_truncdfsi2_internal_di): New pattern.
	(fix_truncdfsi2_store): The second arg here is Pmode too.
	(fix_truncdfsi2_load): The second arg here is Pmode too.
	(tablejumpdi): Now that switch tables hold only SImode values,
	gcc needs to know how to add them to the pc which is DImode.
	* rs6000.c (rs6000_stack_info): Use symbolic name for
	LINK_REGISTER_REGNUM.
	(output_mi_thunk) [!TARGET_ELF]: Don't define sp, it's not used.
	(output_toc): Delete unused variables s1 and s2.
	(output_ascii): Use fputs not fprintf on a variable string.

	2000-01-07  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.c (processor_target_table): Add power3 as alias for 630.
	* aix43.h: Revert Aug 2 change.
	(HAS_INIT_SECTION): Define, not visible yet.
	(LD_INIT_SWITCH): Define, not visible yet.
	* t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.

	2000-01-04  Joel Sherrill (joel@OARcorp.com>

	* config/rs6000/rtems.h: Include config/rtems.h.

	2000-01-04  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.h (HANDLE_PRAGMA_PACK): Define.
	(SLOW_UNALIGNED_ACCESS): Define.
	(CASE_VECTOR_MODE): Always use 32-bit offsets.
	(ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
	(EXTRA_SECTOIN_FUNCTIONS): Indent .csect pseudo-op.
	(toc_section): Likewise and .toc pseudo-op.
	(ASM_DECLARE_FUNCTION): Likewise.  Align text more strictly in
	64-bit mode.
	(TEXT_SECTION_ASM_OP): Likewise.
	(ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
	32-bit offsets.

	1999-12-17  Jakub Jelinek  <jakub@redhat.com>

	* config/rs6000/rs6000.h (TARGET_POWERPC64): Make sure
	UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
	compiling libgcc2.

	2000-01-06  Franz Sirl <Franz.Sirl-kernel@lauterbach.com>

	* rs6000.h: Move more stuff from here...
	* aix.h: to here.
	* sysv4.h: Cleanup accordingly.
	* netware.h: Likewise

	2000-01-05  Franz Sirl <Franz.Sirl-kernel@lauterbach.com>

	* rs6000.h: Continue cleanup.
	* aix.h: Likewise.
	* lynx.h: Likewise.
	* netware.h: Likewise.
	* sol2.h: Likewise.
	* sysv4.h: Likewise.
	* win-nt.h: Likewise.

	* rs6000.h (TARGET_SWITCHES): Add descriptions.
	(TARGET_OPTIONS): Likewise.

	* sysv4.h (SUBTARGET_SWITCHES): Add descriptions.
	(SUBTARGET_OPTIONS): Likewise.

	* rs6000.md: Fix compile time warnings.

	2000-01-04  Geoff Keating  <geoffk@cygnus.com>

	vxworks patches from the Cygnus tree originally by
	Michael Meissner <meissner@cygnus.com> and Vladimir Makarov
	<vmakarov@cygnus.com>.
	* sysv4.h (SUBTARGET_SWITCHES): Add vxworks.
	(ENDFILE_SPEC): Likewise.
	(LIB_VXWORKS_SPEC): New macro.
	(STARTFILE_VXWORKS_SPEC): New macro.
	(ENDFILE_VXWORKS_SPEC): New macro.
	(LINK_START_VXWORKS_SPEC): New macro.
	(LINK_OS_VXWORKS_SPEC): New macro.
	(CPP_OS_VXWORKS_SPEC): New macro.
	(SUBTARGET_EXTRA_SPECS): Add all the vxworks specs.
	* vxppc.h: Rewrite to use proper configuration method.
	* vxppcle.h: New file.
	* ../../configure.in: Add powerpcle-wrs-vxworks*.
	* ../../configure: Rebuilt.

	2000-01-04  Geoff Keating  <geoffk@cygnus.com>

	Lots of changes to rs6000.h, sysv4.h, aix.h,
	aix31.h, aix3newas.h, aix41.h, aix43.h, beos.h,
	with the aim that rs6000.h is the first header
	included and the others override it.
	* aix.h: New file.

	* x-aix41-gld: Remove.
	* x-aix43: Remove.
	* x-aix41: Remove target-specific switches, and don't specify
	-Wl,-bbigtoc as we don't need it any more.
	* ../../configure.in: Use x-aix41 for ppc AIX 4.1 and above.
	Use t-aix43 for AIX 4.3 and above.
	* ../../configure: Regenerated.

	* rs6000.h (TARGET_SWITCHES): Add some initial prolog-scheduling
	options, that don't do anything yet.
	(MASK_SCHED_PROLOG): New macro.
	(MASK_SCHED_EPILOG): New macro.
	(TARGET_SCHED_PROLOG): New macro.
	(TARGET_SCHED_EPILOG): New macro.

	2000-01-04  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.c: Correct comment, the `minimal' TOCs are actually
	one per translation unit, not one per function.
	(output_toc): Also do duplicate constant elimination
	for per-translation-unit TOCs.

	* rs6000.md (nonlocal_goto_receiver): Put it back as before.  Add
	a comment explaining _exactly_ when this pattern gets used.
	(builtin_setjmp_receiver): New pattern for better clarity.
	(init_v4_pic): Move it into a section dealing with TOC registers.

	1999-12-30  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.c (toc_hash_table): New variable.
	(rs6000_hash_constant): New function.
	(toc_hash_function): New function.
	(toc_hash_eq): New function.
	(toc_hash_mark_entry): New function.
	(toc_hash_mark_table): New function.
	(output_toc): Don't output duplicate TOC entries in
	a single file.
	(rs6000_add_gc_roots): Add the hash table as a GC root.
	* t-aix43: Move AR_FOR_TARGET and CLIB here from x-aix43,
	where they clearly shouldn't be.  This may need to be fixed
	later when there is a GNU ar for AIX.
	* x-aix43: Don't define CLIB or AR_FOR_TARGET.
	Don't define BOOT_LDFLAGS as it is now not necessary.

	1999-12-29  Geoff Keating  <geoffk@cygnus.com>

	* rs6000.c (rs6000_build_va_list): Use 'char *' rather than 'void *'
	for va_list on AIX.  Use unsigned_char_type_node rather than
	constructing our own version on svr4.

	1999-12-17  Geoff Keating  <geoffk@cygnus.com>

	* tramp.asm (__trampoline_size): Delete CYGNUS LOCAL comment,
	since patently it's not.

	1999-12-08  Geoff Keating  <geoffk@cygnus.com>

	* config/rs6000/rs6000.md (nonlocal_goto_receiver): Turn into
	define_expand/define_insn pair, and handle restore of the
	SVR4 -fpic register.

Wed Mar 15 15:43:38 2000  Jeffrey A Law  (law@cygnus.com)

	* acconfig.h (HAVE_GAS_WEAK): New define.
	* configure.in (assembler weak support): Check for .weak support.
	* config.in, configure: Rebuilt.
	* pa/som.h (MAKE_DECL_ONE_ONLY, ASM_WEAKEN_LABEL): Only define if
	HAVE_GAS_WEAK is defined.

2000-03-15  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.c (arm_output_epilogue): Do not pass %c to
	asm_fprintf().

2000-03-15  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c (open_include_file): New function.
	(find_include_file, cpp_read_file): Use it.

2000-03-15  Jason Merrill  <jason@casey.cygnus.com>

	* cpphash.c (dump_hash_helper): Take the slot, not the element.

Wed Mar 15 14:28:54 2000  Jason Eckhardt  <jle@cygnus.com>

	* flow.c (verify_flow_info): Check for unconditional return.

Wed Mar 15 11:34:27 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/ia64.md (restore_stack_nonlocal): New.
	* config/ia64/lib1funcs.asm (__ia64_nonlocal_goto): Delete padding nop.
	(__ia64_restore_stack_nonlocal): New.
	* config/ia64/t-ia64 (LIB1ASMFUNCS): Add __restore_stack_nonlocal.

2000-03-15  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* cpphash.c (collect_formal_parameters): Do not complain about
	parameter names that just start with `__VA_ARGS__'.

Wed Mar 15 13:26:58 MET 2000  Jan Hubicka  <jh@suse.cz>

	* i386.md (movhi_1): Promote movw imm, reg to movl imm, reg and
	movw reg, reg to movzwl reg, reg on PARTIAL_REGISTER_STALL machines.
	* i386.c (pentiumpro_cost): Set mul cost to 4.
	(x86_use_movx): Set for PPro.

Wed Mar 15 13:07:05 MET 2000  Jan Hubicka  <jh@suse.cz>

	* i386.md (ix86_compute_frame_size): stack_alignment_needed is
	STACK_BOUNDARY for empty frames now.

2000-03-14  Mark Mitchell  <mark@codesourcery.com>

	* stor-layout.c (layout_union): Remove.
	(layout_union_field): New function, split out from layout_union.
	(finish_union_layout): Likewise.
	(layout_field): Handle unions by calling layout_union_field.
	(finish_record_layout): Handle unions.
	(layout_type): Combine RECORD_TYPE, UNION_TYPE, and
	QUAL_UNION_TYPE handling.

Wed Feb 23 13:00:06 CET 2000  Jan Hubicka  <jh@suse.cz>

	* flow.c (fixup_reorder_chain): Avoid double labels in the basic block;
	end of basic block is jump_insn, not barrier; use create_basic_block
	instead of creating basic block by hand.

2000-03-14  Jason Eckhardt  <jle@cygnus.com>

	* flow.c (reorder_basic_blocks): Account for barriers when writing
	over NEXT_INSN (last_bb->end).
	(verify_flow_info): Add check for missing barriers.

2000-03-14  Greg McGary  <gkm@gnu.org>

	* c-lex.h (enum rid): Add RID_BOUNDED & RID_UNBOUNDED.
	* c-lex.c (init_lex): Handle RID_BOUNDED & RID_UNBOUNDED.
	* c-parse.gperf (__bounded, __bounded__, __ptrbase, __ptrbase__,
	__ptrextent, __ptrextent__, __ptrvalue, __ptrvalue__,
	__unbounded, __unbounded__): New keywords.
	* c-parse.in (PTR_VALUE PTR_BASE PTR_EXTENT): New tokens.
	* c-parse.y, c-parse.c, c-parse.h: Regenerate.
	* objc/objc-parse.y, objc/objc-parse.c: Regenerate.

2000-03-14  Bernd Schmidt  <bernds@cygnus.co.uk>

	* cselib.h: New file.
	* alias.c: Include "cselib.h".
	(fixed_scalar_and_varying_struct_p): Accept the addresses of the
	MEMs as two new arguments.
	(get_addr): New static function.
	(find_base_term): Handle VALUEs.
	(memrefs_conflict_p): Likewise.
	(true_dependence): Call get_addr on the addresses.
	Call fixed_scalar_and_varying_struct_p with addresses that have been
	passed through get_addr and canon_rtx.
	(write_dependence_p): Move DIFFERENT_ALIAS_SETS_P test for consistency
	with true_dependence.
	Call get_addr on the addresses; don't call canon_rtx on the MEMs.
	* loop.c: Include "cselib.h".
	(load_mems): Process extended basic block that enters the loop with
	cselib.  Use that information to change initialization of the shadow
	register so that a constant equivalence is seen by later passes.
	* reload1.c: Include "cselib.h".
	(reload_cse_invalidate_regno): Delete function.
	(reload_cse_mem_conflict_p): Likewise.
	(reload_cse_invalidate_mem): Likewise.
	(reload_cse_invalidate_rtx): Likewise.
	(reload_cse_regno_equal_p): Likewise.
	(reload_cse_check_clobber): Likewise.
	(reload_cse_record_set): Likewise.
	(reg_values): Delete static variable.
	(invalidate_regno_rtx): Likewise.
	(reload_cse_delete_noop_set): New static function.
	(reload_cse_simplify): New static function, broken out of
	reload_cse_regs_1.
	(reload_cse_noop_set_p): Delete unused argument INSN.
	Just call rtx_equal_for_cselib_p on set source and destination.
	(reload_cse_regs_1): Break out some code into reload_cse_simplify and
	reload_cse_delete_noop_set.  Delete code to keep track of values; use
	cselib functions instead.  Delete code to push/pop obstacks.
	(reload_cse_simplify_set): Use cselib to find equivalent values.
	Delete code to push/pop obstacks.
	(reload_cse_simplify_operands): Likewise.
	* rtl.def (VALUE): New rtx code.
	* rtl.h (union rtunion_def): New elt rt_cselib.
	(X0CSELIB, CSELIB_VAL_PTR): New macros.
	* simplify_rtx.c: Include "ggc.h", "obstack.h", "cselib.h".
	(new_elt_list, new_elt_loc_list, unchain_one_value, clear_table,
	unchain_one_elt_list, unchain_one_elt_loc_list, check_useless_values,
	discard_useless_locs, discard_useless_values, entry_and_rtx_equal_p,
	hash_rtx, new_cselib_val, add_mem_for_addr, get_value_hash,
	cselib_lookup_mem, cselib_subst_to_values, cselib_invalidate_regno,
	cselib_mem_conflict_p, cselib_invalidate_mem, cselib_invalidate_rtx,
	cselib_record_set, cselib_record_sets): New static functions.
	(cselib_lookup, cselib_update_varray_sizes, cselib_init,
	cselib_finish, cselib_process_insn, rtx_equal_for_cselib_p,
	references_value_p): New functions.
	(MAX_USELESS_VALUES, REG_VALUES): New macros.
	(table, cselib_current_insn, next_unknown_value, cselib_nregs,
	n_useless_values, reg_values, callmem, cselib_obstack,
	cselib_startobj, empty_vals, empty_elt_lists, empty_elt_loc_lists):
	New static variables.
	* varray.h (union varray_data_tag): New elt te.
	(VARRAY_ELT_LIST_INIT, VARRAY_ELT_LIST): New macros.
	* Makefile.in (reload1.o, loop.o, simplify-rtx.o, alias.o): Update
	dependencies.

2000-03-14  Nick Clifton  <nickc@cygnus.com>

	* gcc.c (do_spec_1): Catch the case where %* is used in a
	substitution pattern, but it has not been initialized.
	Issue a meaningful error message if an unrecognized operator
	is encountered in a spec string.

2000-03-14  Richard Earnshaw <rearnsha@arm.com>

	* function.c (prepare_function_start): Correctly initialize
	cfun->stack_alignment_needed.

2000-03-14  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c (find_include_file): Don't assume nshort is a
	substring of name.

Tue Mar 14 08:42:21 2000  Jeffrey A Law  (law@cygnus.com)

	* configure.in (hppa configurations): Add pa32-regs.h to the
	list of tm files as appropriate.
	* configure: Rebuilt.
	* pa.c (compute_frame_size): Remove explicit knowledge about FP
	register numbering.
	(hppa_expand_prologue, hppa_expand_epilogue): Likewise.
	(fmpyaddoperands, fmpysuboperands): Likewise.
	* pa.h: Remove various definitions which depend on knowing
	how registers are numbered.
	* pa32-regs.h: New file with PA32 register numbering specific
	definitions.

2000-03-14  Richard Henderson  <rth@cygnus.com>

	* regmove.c (combine_stack_adjustments): New.
	(stack_memref_p, single_set_for_csa): New.
	(free_csa_memlist, record_one_stack_memref): New.
	(try_apply_stack_adjustment): New.
	(combine_stack_adjustments_for_block): New.
	* rtl.h (combine_stack_adjustments): Declare.
	* toplev.c (rest_of_compilation): Call it.

	* i386.md: Revert 2000-01-16 change.

2000-03-14  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

	* gccbug.in: Add web category, gcc specific classes.

2000-03-14  Nathan Sidwell  <nathan@codesourcery.com>

	* stor-layout.c (finalize_record_size): Fix typo.

2000-03-14  Stan Shebs  <shebs@apple.com>

	* c-typeck.c (c_alignof): Error on incomplete types.
	* extend.texi (Alignment): Document this.

2000-03-13  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c: Include mkdeps.h.
	(find_include_file, read_include_file): Remove _cpp_ prefix
	from name, make static.
	(_cpp_execute_include): New function, broken out of
	do_include.

	* cpplib.c: Don't include mkdeps.h.
	(struct directive): Remove type field. Reorder entries.  The
	function takes only one argument.
	(struct if_stack): Make type field an int.
	(directive_table): Rename to dtable.  Generate it, the
	prototypes of the directive handlers, and the enum for the
	directive numbers, from a template macro.
	(do_ifndef, do_include_next, do_import): New functions.
	(do_define, do_include, do_endif, do_ifdef, do_if, do_else,
	do_undef, do_line, do_elif, do_error, do_pragma, do_warning,
	do_ident, do_assert, do_unassert, do_sccs): Take only one
	argument.
	(do_sccs): Define always, but alter behavior based on
	SCCS_DIRECTIVE.
	(_cpp_handle_directive, consider_directive_while_skipping):
	Restructure for new directive table layout.

	(pass_thru_directive): Take a directive number, not a pointer
	to a struct directive.
	(parse_include): New function, broken out of do_include.
	(do_include, do_import, do_include_next): Use parse_include
	and _cpp_execute_include.
	(do_elif, do_else): Test for T_ELSE specifically when checking
	for #elif/#else after #else.
	(parse_ifdef): New function, broken out of do_ifdef.
	(validate_else): Expect a name arg without a leading #.
	(if_directive_name): Delete.
	(cpp_define, cpp_assert, cpp_undef, cpp_unassert): Call
	directive handlers with only one argument.

	* cpphash.h: Update prototypes.
	(enum node_type): Remove entries for directives.
	* Makefile.in: Update dependencies.

	* cpphash.c (dump_hash_helper): Only dump nodes of type
	T_MACRO.  Emit a newline after each definition.

2000-03-14  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

	* gccbug.in: New file.
	* configure.in (all_outputs): Add gccbug.
	* Makefile.in (install-common): Install gccbug.
	(GCCBUG_INSTALL_NAME): New variable.
	* configure: Rebuilt.

2000-03-13  Jason Merrill  <jason@casey.cygnus.com>

	* function.c (put_var_into_stack): Use type_for_mode to calculate
	part_type.  Use MEM_SET_IN_STRUCT_P.
	* expr.c (store_field): Handle CONCAT.
	(store_constructor): Use fields_length.
	* tree.c (fields_length): New fn.
	* tree.h: Declare it.

2000-03-13  Zack Weinberg  <zack@wolery.cumb.org>

	* Makefile.in (LIBCPP_OBJS): Add cpplex.o.
	(cpplex.o): New target.
	* po/POTFILES.in: Add cpplex.c.

	* cpplex.c (_cpp_grow_token_buffer, null_cleanup,
	cpp_push_buffer, cpp_pop_buffer, cpp_scan_buffer,
	cpp_expand_to_buffer, cpp_buf_line_and_col, cpp_file_buffer,
	skip_block_comment, skip_line_comment, skip_comment,
	copy_comment, _cpp_skip_hspace, _cpp_skip_rest_of_line,
	_cpp_parse_name, skip_string, parse_string,
	_cpp_parse_assertion, cpp_get_token, cpp_get_non_space_token,
	_cpp_get_directive_token, find_position,
	_cpp_read_and_prescan, _cpp_init_input_buffer): Move here.
	(maybe_macroexpand, _cpp_lex_token): New functions.

	* cpplib.c (SKIP_WHITE_SPACE, eval_if_expr, parse_set_mark,
	parse_goto_mark): Delete.
	(_cpp_handle_eof): New function.
	(_cpp_handle_directive): Rename from handle_directive.
	(_cpp_output_line_command): Rename from output_line_command.
	(do_if, do_elif): Call _cpp_parse_expr directly.
	* cppfiles.c (_cpp_read_include_file): Don't call
	init_input_buffer here.
	* cpphash.c (quote_string): Move here, rename _cpp_quote_string.
	* cppexp.c (_cpp_parse_expr): Diddle parsing_if_directive
	here; pop the token_buffer and skip the rest of the line here.
	* cppinit.c (cpp_start_read): Call _cpp_init_input_buffer
	here.

	* cpphash.h (CPP_RESERVE, CPP_IS_MACRO_BUFFER, ACTIVE_MARK_P):
	Define here.
	(CPP_SET_BUF_MARK, CPP_GOTO_BUF_MARK, CPP_SET_MARK,
	CPP_GOTO_MARK): New macros.
	(_cpp_quote_string, _cpp_parse_name, _cpp_skip_rest_of_line,
	_cpp_skip_hspace, _cpp_parse_assertion, _cpp_lex_token,
	_cpp_read_and_prescan, _cpp_init_input_buffer,
	_cpp_grow_token_buffer, _cpp_get_directive_token,
	_cpp_handle_directive, _cpp_handle_eof,
	_cpp_output_line_command): Prototype them here.
	* cpplib.h (enum cpp_token): Add CPP_MACRO.
	(CPP_RESERVE, get_directive_token, cpp_grow_buffer,
	quote_string, output_line_command): Remove.

2000-03-13  Bernd Schmidt  <bernds@cygnus.co.uk>

	* stmt.c (expand_end_case): RANGE may be signed, and when checking
	whether it is too large we must also verify that it isn't negative.

2000-03-13  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.md: Remove all traces of TARGET_LIVE_G0.
	(movsi_zero_liveg0): Remove.
	(movsf_insn_novis_liveg0): Remove.
	(negsi2): Remove.
	(negsi2_not_liveg0): Rename to negsi2.
	(one_cmplsi2): Remove.
	(one_cmplsi2_not_liveg0): Rename to one_cmplsi2.
	(one_cmplsi2_liveg0): Remove.
	* config/sparc/sparc.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE,
	MASK_LIVE_G0, MASK_BROKEN_SAVERESTORE): Remove.
	(CONDITIONAL_REGISTER_USAGE): Remove TARGET_LIVE_G0 if.
	(PREDICATE_CODES): Remove zero_operand.
	* config/sparc/sparc.c: Remove all traces of TARGET_LIVE_G0 and
	TARGET_BROKEN_SAVERESTORE.
	(zero_operand): Remove.
	* config/sparc/splet.h (SUBTARGET_SWITCHES): Remove -mlive-g0,
	-mno-live-g0, -mbroken-saverestore and -mno-broken-saverestore
	options.
	(SUBTARGET_OVERRIDE_OPTIONS): Remove.
	* config/sparc/linux-aout.h (TARGET_LIVE_G0,
	TARGET_BROKEN_SAVERESTORE): Remove.
	* config/sparc/linux.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
	Remove.
	* config/sparc/linux64.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
	Remove.
	* config/sparc/sol2.h (TARGET_LIVE_G0, TARGET_BROKEN_SAVERESTORE):
	Remove.

	* config/sparc/sparc.md (return_df_no_fpu): New pattern.

2000-03-13  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.c (do_pragma_implementation): Fix off-by-one error
	truncating a string.  Don't assume tokens are nul terminated.
	Problem noted by Andreas Jaeger <aj@suse.de>

2000-03-13  Jason Merrill  <jason@casey.cygnus.com>

	* dwarf2out.c (add_name_and_src_coords_attributes): Only add
	DW_AT_MIPS_linkage_name for TREE_PUBLIC decls.
	(ASM_OUTPUT_DWARF_ADDR_CONST): Don't output trailing newline.

2000-03-13  Richard Earnshaw <rearnsha@arm.com>

	* stor-layout.c (new_record_layout_info): Fix typo inside ifdef
	STRUCTURE_SIZE_BOUNDARY.

2000-03-13  Mark Mitchell  <mark@codesourcery.com>

	* tree.h (record_layout_info_s): New structure.
	(record_layout_info): New type.
	(new_record_layout_info): New function.
	(layout_field): Likewise.
	(finish_record_layout): Likewise.
	* stor-layout.c (layout_record): Remove.
	(new_record_layout_info): New function.
	(layout_field): New function, broken out from layout_record.
	(finalize_record_size): Likewise.
	(compute_record_mode): Likewise.
	(finalize_type_size): New function, broken out from layout_type.
	(finish_record_layout): Likewise.
	(layout_type): Use them.

2000-03-12  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c: Don't include version.h.
	(special_symbol) [case T_VERSION]: Look for the string in
	hp->value.cpval; don't use version_string.
	* cppinit.c (initialize_builtins): Set hp->value.cpval for
	__VERSION__ to version_string.
	* Makefile.in (cpphash.o): Update deps.

2000-03-12  Zack Weinberg  <zack@wolery.cumb.org>

	Convert cpplib to use libiberty/hashtab.c.

	* cpplib.h (struct cpp_reader): Make hashtab and
	all_include_files of type 'struct htab *'.  Delete HASHSIZE
	and ALL_INCLUDE_HASHSIZE macros.

	* cpphash.h: Update prototypes.
	(struct hashnode): Remove next, prev, and bucket_hdr members.
	Make length a size_t.  Add hash member.
	(struct ihash): Remove next member.  Add hash member.  Make
	name a flexible array member.

	* cppfiles.c: Include hashtab.h.
	(include_hash): Delete.
	(IHASHSIZE): New macro.
	(hash_IHASH, eq_IHASH, _cpp_init_include_hash): New functions.
	(cpp_included): Do the hash lookup here.
	(_cpp_find_include_file): Rewrite.
	(cpp_read_file): Put the "fake" hash entry into the hash
	table.  Honor the control_macro, if it turns out we've seen
	the file before.  Don't push the buffer here.
	(_cpp_read_include_file): Push the buffer here.
	(OMODES): New macro.  Use it whenever we call open(2).

	* cpphash.c: Include hashtab.h.
	(hash_HASHNODE, eq_HASHNODE, del_HASHNODE, dump_hash_helper,
	_cpp_init_macro_hash, _cpp_dump_macro_hash, _cpp_make_hashnode,
	_cpp_lookup_slot): New functions.
	(HASHSIZE): new macro.
	(hashf, _cpp_install, _cpp_delete_macro): Delete.
	(_cpp_lookup): Use hashtab.h routines.

	* cppinit.c: Include hashtab.h.
	(cpp_reader_init): Call _cpp_init_macro_hash and
	_cpp_init_include_hash.  Don't allocate hashtab directly.
	(cpp_cleanup): Just call htab_delete on pfile->hashtab and
	pfile->all_include_files.
	(initialize_builtins): Use _cpp_make_hashnode and
	htab_find_slot to add hash entries.
	(cpp_finish): Just call _cpp_dump_macro_hash.
	* cpplib.c: Include hashtab.h.
	(do_define): Use _cpp_lookup_slot and _cpp_make_hashnode to
	create hash entries.
	(do_pragma_poison, do_assert): Likewise.
	(do_include): Don't push the buffer here.  Don't increment
	system_include_depth unless _cpp_read_include_file succeeds.
	(do_undef, do_unassert): Use _cpp_lookup_slot and htab_clear_slot
	or htab_remove_elt.
	(do_pragma_implementation): Use alloca to create copy.

	* Makefile.in: Update dependencies.

2000-03-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* cppinit.c (cl_directive_handler): More K&R fixing.

Sat Mar 11 23:54:26 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/ia64.c (ia64_compute_frame_size): Align size to
	STACK_BOUNDARY.
	* config/ia64/ia64.h (REGISTER_MOVE_COST): Add missing parentheses.

2000-03-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* cppinit.c (no_arg, no_ass, no_dir, no_fil, no_mac, no_pth):
	Change from char[] to macros.

2000-03-12  Neil Booth  <NeilB@earthling.net>

	* cppinit.c (cpp_start_read): Update indirect function
	call to K&R C.

Sat Mar 11 16:18:12 2000  Jim Wilson  <wilson@cygnus.com>

	* config/ia64/ia64.h (ADDITIONAL_REGISTER_NAMES): Fix typo in loc79
	entry.

	* config/ia64/ia64-protos.h, config/ia64/ia64.c, config/ia64/ia64.h,
	config/ia64/ia64.md, config/ia64/xm-ia64.h: Fix copyright messages.

2000-03-11  Neil Booth  <NeilB@earthling.net>

	* cppinit.c (struct pending option): Replace undef with a
	pointer to a directive handling routine.
	(struct cpp_pending): Replace separate assert_ and define_
	lists with one directive_ list.
	(new_pending_define): Rename new_pending_directive. Extra
	argument is the directive's handling routine.
	(handle_option): Update to use new_pending_directive.

2000-03-11  Neil Booth  <NeilB@earthling.net>

	* cppfiles.c (file_cleanup, _cpp_find_include_file,
	remap_filename, _cpp_read_include_file, actual_directory,
	hack_vms_include_specification): Replace bcopy(), index() etc
	calls.  Add casts to some allocations.  Make some variables
	pointers to const [unsigned] char.
	* cpphash.c (_cpp_install, macro_cleanup, collect_expansion,
	collect_formal_parameters): Similarly.
	* cppinit.c (struct pending_option, append_include_chain,
	cpp_options_init, cpp_reader_init, initialize_standard_includes,
	cpp_start_read, new_pending_define, handle_option): Similarly.
	* cpplib.c (cpp_define, copy_comment, do_define, do_include,
	do_undef, do_error, do_warning, do_pragma, do_pragma_once,
	do_pragma_implementation, detect_if_not_defined,
	do_ifdef, skip_if_group, cpp_get_token, parse_string,
	do_assert, do_unassert): Similarly.
	* cpplib.h (cpp_buffer, cpp_options): Update types.  Update
	function prototypes.
	* mkdeps.c (deps_add_target, deps_add_dep): cast allocations.

2000-03-10  Richard Henderson  <rth@cygnus.com>

	* builtins.c (expand_builtin_strlen): Revert last change.
	Use emit_insn_before if we're at the beginning of a sequence.

2000-03-10  Jason Merrill  <jason@casey.cygnus.com>

	* builtins.c (expand_builtin_strlen): Make sure that we have something
	at the beginning of the sequence.

	* toplev.c (rest_of_compilation): Also set TREE_NOTHROW for
	deferred inlines.

	* invoke.texi (C++ Dialect Options): Document -fno-enforce-eh-specs.

2000-03-10  Richard Henderson  <rth@cygnus.com>

	* except.c (can_throw): Use INTVAL on a CONST_INT.
	(reachable_handlers): Likewise.
	* flow.c (count_basic_blocks, find_basic_blocks_1): Likewise.

2000-03-10  Andreas Jaeger  <aj@suse.de>

	* config/mips/linux.h: Undefine MD_EXEC_PREFIX and
	MD_STARTFILE_PREFIX since those are not needed on linux.
	(ASM_FILE_START): New, from mips/gnu.h.

2000-03-09  Richard Henderson  <rth@cygnus.com>
	    Alex Samuel  <samuel@codesourcery.com> and others

	* Makefile.in (ssa.o): New rule.
	(OBJS): Add ssa.o.
	(STAGESTUFF): Add *.ssa and *.ussa.
	(mostlyclean): Delete *.ssa, *.ussa, */*.ssa, */*.ussa.
	* rtl.def (PHI): New RTL expression.
	* rtl.h (clear_log_links): New declaration.
	(convert_to_ssa): Likewise.
	(convert_from_ssa): Likewise.
	* flow.c (split_edge): If the entry node falls through to the
	split edge's source block, split the entry edge.
	(clear_log_links): New function.
	* toplev.c (ssa_dump): New variable.
	(flag_ssa): Likewise.
	(f_options): Add "ssa".
	(compile_file): Create SSA dump files.
	(rest_of_compilation): Go to and from SSA if enabled.
	(decide_d_option): Handle -de for SSA dump files.
	* ssa.c: New file.

Thu Mar  9 20:01:38 2000  Jim Wilson  <wilson@cygnus.com>

	* expr.c (expand_assignment): For a CALL_EXPR, special case PARM_DECL
	same as VAR_DECL.

2000-03-09  Benjamin Kosnik  <bkoz@cygnus.com>

	* config/alpha/linux.h (WCHAR_TYPE): Make consistent.

Thu Mar  9 18:10:02 2000  Jeffrey A Law  (law@cygnus.com)

	* config/pa/pa-hpux10.h (LIB_SPEC): Correct typo in !p case.
	(MD_STARTFILE_PREFIX_1): New macro.

2000-03-09  Robert Lipe  <robertl@sco.com>

	* config/ia64/ia64.c: Include system.h.

2000-03-09  Jason Merrill  <jason@casey.cygnus.com>

	* except.c (nothrow_function_p): If -fno-exceptions, just return.
	(init_eh_nesting_info): Likewise.

	* tree.h (struct tree_common): Rename raises_flag to nothrow_flag.
	(TREE_NOTHROW): Rename from TREE_RAISES.
	* toplev.c (rest_of_compilation): Set it.
	* print-tree.c (print_node): Adjust.
	* tree.c (stabilize_reference, build, build1): Don't set TREE_RAISES.
	(stabilize_reference_1, get_unwidened, get_narrower): Likewise.
	* calls.c (emit_call_1): Add 'nothrow' parm.  Add
	REG_EH_REGION note as appropriate.
	(libfunc_nothrow): New fn.
	(emit_library_call, emit_library_call_value): Use it.
	(expand_call): Check TREE_NOTHROW.

	* varasm.c (make_decl_rtl): Skip initial '*' when setting
	DECL_ASSEMBLER_NAME.

2000-03-09  Andreas Jaeger  <aj@suse.de>

	* mips/linux.h (NO_IMPLICIT_EXTERN_C): Define.
	(TARGET_MEM_FUNCTIONS): Define.

2000-03-09  Jason Merrill  <jason@casey.cygnus.com>

	* i386.c (ix86_valid_type_attribute_p): Use compare_tree_int.

	* except.c (can_throw): See through a SEQUENCE.
	(nothrow_function_p): New fn.
	* except.h: Declare it.
	* function.c (current_function_nothrow): New var.
	(prepare_function_start): Initialize it.
	* output.h: Declare it.
	* toplev.c (rest_of_compilation): Set it.
	* dwarf2out.c (dwarf2out_begin_prologue): Use it.

2000-03-09  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (collect_formal_parameters): strncmp returns 0 for
	match.  (cpp_compare_defs): Count the nul separator when
	advancing over argument names.

2000-03-09  Bernd Schmidt  <bernds@cygnus.co.uk>

	* recog.c (preprocess_constraints): Matching constraints affect
	same alternative/different operand, not same operand/different
	alternative.

	* reload1.c (eliminate_regs_in_insn): Handle additions of eliminable
	register and a constant specially.

2000-03-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* libgcc2.h: New file.
	* libgcc2.c: Move macros, typedefs and prototypes to libgcc2.h.

Wed Mar  8 16:19:42 2000  Jim Wilson  <wilson@cygnus.com>

	* configure.in (ia64*-*-elf*, ia64*-*-linux*): New.
	* configure: Regenerate.
	* config/ia64: New.

2000-03-08  Zack Weinberg  <zack@wolery.cumb.org>

	* Makefile.in (LIBCPP_DEPS): New macro.
	(cpplib.o, cpphash.o, cpperror.o, cppexp.o, cppfiles.o): Use
	it to declare deps.
	* cpperror.c: Include cpphash.h.
	* cppexp.c: Include cpphash.h.  Remove MULTIBYTE_CHARS
	dingleberry.
	(lex): Don't use CPP_WARN_UNDEF.
	(_cpp_parse_expr): Return an int, the truth value.
	* cppfiles.c: Include cpphash.h.
	(_cpp_merge_include_chains): Move to cppinit.c and make static.
	* cppinit.c (include_defaults_array): Disentangle.
	(cpp_cleanup): Don't free the if stack here.
	(cpp_finish): Pop off all buffers, not just one.
	* cpplib.c (eval_if_expr): Return int.
	(do_xifdef): Rename do_ifdef.
	(handle_directive): Don't use CPP_PREPROCESSED.
	(cpp_get_token): Don't use CPP_C89.
	* fix-header.c: Don't use CPP_OPTIONS.

	* cpplib.h: Move U_CHAR, enum node_type, struct
	file_name_list, struct ihash, is_idchar, is_idstart,
	is_numchar, is_numstart, is_hspace, is_space, CPP_BUF_PEEK,
	CPP_BUF_GET, CPP_FORWARD, CPP_PUTS, CPP_PUTS_Q, CPP_PUTC,
	CPP_PUTC_Q, CPP_NUL_TERMINATE, CPP_NUL_TERMINATE_Q,
	CPP_BUMP_BUFFER_LINE, CPP_BUMP_LINE, CPP_PREV_BUFFER,
	CPP_PRINT_DEPS, CPP_TRADITIONAL, CPP_PEDANTIC, and prototypes
	of _cpp_simplify_pathname, _cpp_find_include_file,
	_cpp_read_include_file, and _cpp_parse_expr to cpphash.h.
	Move struct if_stack to cpplib.c.  Move struct cpp_pending to
	cppinit.c.
	Change all uses of U_CHAR to be unsigned char instead.
	Delete CPP_WARN_UNDEF, CPP_C89, and CPP_PREPROCESSED.

2000-03-08  Jason Merrill  <jason@casey.cygnus.com>

	* dwarf2out.c (dw_fde_struct): Add 'nothrow'.
	(dwarf2out_begin_prologue): Set it.
	(output_call_frame_info): Don't emit EH unwind info for leaves.

	* flow.c (count_basic_blocks, find_basic_blocks_1): A rethrow
	can occur outside of an EH region.
	* except.c: Correct comments about rethrow behavior.
	(rethrow_symbol_map): Do nothing if !flag_new_exceptions.

2000-03-08  Andrew MacLeod  <amacleod@cygnus.com>

	* flow.c (make_edges): Always call make_eh_edge for calls.

2000-03-08  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.h (parse_underflow_t, CPP_NULL_BUFFER): Delete.
	(struct cpp_buffer): Remove fname and underflow fields.
	(struct cpp_reader): Remove get_token field.
	(struct include_hash): Rename to struct ihash.  Add typedef to
	IHASH.
	(struct if_stack): Remove fname field.
	(IF_STACK_FRAME): Rename to IF_STACK.

	* cpperror.c (print_containing_files): Trust that there are no
	macro buffers below the top file buffer.
	* cppfiles.c: Replace all references to 'struct include_hash'
	with 'IHASH'.  Rename initialize_input_buffer to
	init_input_buffer.  Don't set or reference cpp_buffer->fname,
	use buffer->ihash->name instead.
	* cpphash.c (special_symbol): Use cpp_file_buffer.  Use NULL
	not CPP_NULL_BUFFER.
	* cppinit.c: Use NULL not CPP_NULL_BUFFER, IF_STACK not
	IF_STACK_FRAME, IHASH not struct include_hash.
	* cpplib.c: Rename eval_if_expression to eval_if_expr.  Remove
	null_underflow.  Use IF_STACK not IF_STACK_FRAME, IHASH not
	struct include_hash, NULL not CPP_NULL_BUFFER.  Remove all
	references to cpp_buffer->fname (delete entirely, or use
	->ihash->name instead) and IF_STACK->fname.
	(cpp_push_buffer): Don't set new->underflow.
	(do_include): Use cpp_file_buffer.

	* cpphash.c (collect_formal_parameters): Remove duplicate
	increment of argslen.  Pedwarn in C99 mode if __VA_ARGS__ is
	used as a macro argument name.  Don't append "..." to namebuf
	for varargs macros.  After we're done scanning, go through
	namebuf and make it NUL separated, not comma separated.
	(_cpp_compare_defs): Remove register tag from variables.
	Expect defn->argnames to be NUL separated.
	(_cpp_dump_definition): Expect defn->argnames to be NUL
	separated and in forward order.
	* cpphash.h: Update documentation of argnames field.

2000-03-08  Richard Henderson  <rth@cygnus.com>

	* builtins.c (expand_builtin_strlen): Be prepared for strlensi
	to fail.  Don't pre-expand the source operand.

	* i386.md (strlensi): Initialize eoschar and align before use.

2000-03-08  Jason Merrill  <jason@casey.cygnus.com>

	* expr.c (expand_expr, case ARRAY_REF): Still check for missing
	CONSTRUCTOR element.

2000-03-08  Gavin Romig-Koch  <gavin@cetus.cygnus.com>

	* mips.c (mips_expand_prologue): If the last
	named argument is the vararg marker "va_list", treat it as
	an unnamed argument.

2000-03-08  Clinton Popetz  <cpopetz@cygnus.com>

	* dbxout.c (dbxout_parms): When correcting for promoted
	big-endian parameters, use the mode of the DECL_RTL rather
	than UNITS_PER_WORD.

2000-03-08  Nathan Sidwell  <nathan@codesourcery.com>

	* c-common.h (make_fname_decl): Declare.
	* c-common.c (make_fname_decl): Define.
	(declare_hidden_char_array): Remove.
	(declare_function_name): Use make_fname_decl.
	* c-decl.c (c_make_fname_decl): New function.
	(init_decl_processing): Set make_fname_decl.

Tue Mar  7 23:50:31 2000  Jeffrey A Law  (law@cygnus.com)

	* cccp.c (handle_directive): Initialize backslash_newlines_p.

2000-03-07  Philipp Thomas  <pthomas@suse.de>

	* po/POTFILES.in: Remove cppalloc.c from file list.

2000-03-07  Steve Chamberlain  <sac@pobox.com>

	* pj.c (pj_expand_prologue): current_function->args_info is
	now current_function_args_info.

	* pj.h (STORE_FLAG_VALUE, USER_LABEL_PREFIX,
	LOCAL_LABEL_PREFIX, ASM_GENERATE_INTERNAL_LABEL,
	ASM_OUTPUT_INTERNAL_LABEL, ASM_OUTPUT_SKIP): Define.

2000-03-08  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.h (PUT_SDB_TYPE): Define so that the type info is
	output as hexadecimal rather than the default octal.

2000-03-07  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (special_symbol): Fix thinko in previous commit.

2000-03-07  Neil Booth  <NeilB@earthling.net>

	* cppexp.c (struct operation, left_shift, right_shift,
	cpp_parse_expr): Change some "char"s to "U_CHAR"s, and some
	"int"s to "unsigned int"s.
	* cpplib.c (detect_if_not_defined, do_assert, do_unassert):
	Similarly.
	* cpplib.h: Update for above.
	* mkdeps.c (deps_init, deps_calc_target): Cast pointers
	returned from allocations.

	* cppinit.c (opt_comp, parse_options): New functions.
	(handle_option): Use parse_option to parse a single command
	line option, that possibly takes an argument.
	(cpp_handle_options): Sort the array of command line options on
	first invocation (non-ASCII hosts only).
	(print_help): Update.

2000-03-07  Zack Weinberg  <zack@wolery.cumb.org>

	* mkdeps.c (munge): Fix off-by-one bug and inconsistencies in
	backslash counting loops.  Problem noted by Matt Kraai <kraai@ghs.com>.

	* cppfiles.c (_cpp_find_include_file): Make sure ih->name is
	initialized.
	* cppinit.c (cpp_cleanup): Free imp->nshort also.

	* cpperror.c (cpp_print_containing_files,
	cpp_print_file_and_line, v_cpp_message): Rename to
	print_containing_files, print_file_and_line, and v_message.
	* cppexp.c (cpp_parse_expr, cpp_parse_escape, cpp_lex): Rename
	to _cpp_parse_expr, parse_escape, and lex.
	(parse_charconst): Remove broken multibyte support.
	* cppfiles.c (include_hash): Make static.
	(cpp_included): New function.
	(merge_include_chains, find_include_file, finclude,
	simplify_pathname): Rename to _cpp_merge_include_chains,
	_cpp_find_include_file, _cpp_read_include_file, and
	_cpp_simplify_pathname.
	* cpphash.c (cpp_lookup, free_definition, delete_macro,
	cpp_install, create_definition, macroexpand, compare_defs,
	dump_definition): Rename to _cpp_lookup, _cpp_free_definition,
	_cpp_delete_macro, _cpp_install, _cpp_create_definition,
	_cpp_macroexpand, _cpp_compare_defs, and _cpp_dump_definition.
	* cppinit.c (cpp_handle_option): Rename to handle_option, make
	static.
	* cpplib.c: Remove extern prototype of cpp_parse_expr.

	* cpphash.h: Update prototypes.
	* cpplib.h: Likewise.  Prototype _cpp_parse_expr here.

2000-03-07  Andrew Haley  <aph@cygnus.com>

	* config/mips/mips.h (PTRDIFF_TYPE): Revert broken change;
	PTRDIFF_TYPE should be based solely on Pmode.
	(SIZE_TYPE): ditto.

2000-03-07  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* rtl.h (rtunion_def): Constify member `rtstr'.
	(emit_line_note_after, emit_line_note, emit_line_note_force,
	emit_note, decode_asm_operands): Constify.

	* cse.c (canon_hash): Likewise.

	* dbxout.c (dbxout_block): Likewise.

	* diagnostic.c (file_and_line_for_asm, v_error_for_asm,
	v_warning_for_asm): Likewise.

	* dwarfout.c (function_start_label): Likewise.

	* emit-rtl.c (emit_line_note_after, emit_line_note, emit_note,
	emit_line_note_force): Likewise.

	* final.c (last_filename, asm_insn_count, final_scan_insn,
	output_source_line): Likewise.

	* function.h (struct emit_status): Likewise.

	* gcse.c (hash_expr_1): Likewise.

	* genattr.c (gen_attr, main): Likewise.

	* genattrtab.c (struct function_unit, current_alternative_string,
	write_attr_valueq, n_comma_elts, next_comma_elt, attr_eq,
	attr_numeral, check_attr_test, check_attr_value,
	convert_set_attr_alternative, convert_set_attr,
	compute_alternative_mask, simplify_by_exploding, gen_attr,
	gen_unit): Likewise.

	* genflags.c (gen_insn): Likewise.

	* gengenrtl.c (type_from_format): Likewise.

	* genopinit.c (gen_insn): Likewise.

	* genoutput.c (n_occurrences, process_template, process_template):
	Likewise.

	* ggc-page.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
	Likewise.

	* ggc-simple.c (ggc_set_mark, ggc_mark_if_gcable, ggc_get_size):
	Likewise.

	* ggc.h (ggc_mark_string, ggc_mark, ggc_mark_if_gcable,
	ggc_set_mark, ggc_get_size): Likewise.

	* objc/objc-act.c (build_module_descriptor, finish_objc): Likewise.

	* optabs.c (init_one_libfunc): Likewise.

	* output.h (assemble_start_function): Likewise.

	* recog.c (decode_asm_operands): Likewise.

	* toplev.c (rest_of_compilation): Likewise.

	* tree.h (emit_line_note_after, emit_line_note,
	emit_line_note_force): Likewise.

	* varasm.c (asm_output_bss, asm_output_aligned_bss,
	asm_emit_uninitialised, assemble_start_function,
	assemble_variable, const_hash, compare_constant_1,
	find_pool_constant, mark_constant_pool, assemble_alias): Likewise.

	* xcoffout.h (DBX_FINISH_SYMBOL): Likewise.

	* alpha/alpha.md (call_vms, call_value_vms): Likewise.

	* arm/aof.h (ASM_OUTPUT_ASCII): Likewise.

	* arm/aout.h (ASM_OUTPUT_ASCII): Likewise.

	* arm/arm-protos.h (output_ascii_pseudo_op, arm_dllexport_name_p,
	arm_dllimport_name_p): Likewise.

	* arm/arm.c (arm_encode_call_attribute, output_ascii_pseudo_op):
	Likewise.

	* arm/arm.h (ASM_OUTPUT_MI_THUNK): Likewise.

	* arm/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.

	* arm/pe.c (arm_dllexport_name_p, arm_dllimport_name_p,
	arm_mark_dllexport, arm_mark_dllimport,
	arm_pe_encode_section_info): Likewise.

	* arm/telf.h (ASM_OUTPUT_DEF_FROM_DECLS,
	ASM_FINISH_DECLARE_OBJECT): Likewise.

	* arm/thumb.c (thumb_function_prologue): Likewise.

	* arm/thumb.h (ASM_OUTPUT_ASCII): Likewise.

	* avr/avr.h (ASM_FINISH_DECLARE_OBJECT): Likewise.

	* clipper/clix.h (ASM_OUTPUT_ASCII): Likewise.

	* fx80/fx80.h (ASM_OUTPUT_ASCII): Likewise.

	* i386/cygwin.h (ASM_OUTPUT_SECTION_NAME): Likewise.

	* i386/freebsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.

	* i386/i386-interix.h (ASM_OUTPUT_LIMITED_STRING,
	ASM_OUTPUT_ASCII, ASM_OUTPUT_SECTION_NAME): Likewise.

	* i386/i386-protos.h (asm_output_function_prefix): Likewise.

	* i386/i386.c (asm_output_function_prefix): Likewise.

	* i386/i386elf.h (ASM_OUTPUT_ASCII): Likewise.

	* i386/osfrose.h (ASM_FINISH_DECLARE_OBJECT): Likewise.

	* i386/ptx4-i.h (ASM_OUTPUT_ASCII): Likewise.

	* i386/sco5.h (ASM_FINISH_DECLARE_OBJECT,
	ASM_OUTPUT_LIMITED_STRING, ASM_OUTPUT_ASCII,
	ASM_OUTPUT_SECTION_NAME): Likewise.

	* i386/sysv4.h (ASM_OUTPUT_ASCII): Likewise.

	* i860/paragon.h (ASM_OUTPUT_ASCII): Likewise.

	* i860/sysv3.h (ASM_OUTPUT_ASCII): Likewise.

	* m32r/m32r.c (m32r_encode_section_info): Likewise.

	* mcore-elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.

	* mcore/mcore.c (mcore_encode_section_info): Likewise.

	* mips/elf.h (ASM_FINISH_DECLARE_OBJECT): Likewise.

	* mips/elf64.h (ASM_FINISH_DECLARE_OBJECT): Likewise.

	* mips/iris6.h (ASM_FINISH_DECLARE_OBJECT): Likewise.

	* mips/mips.h (ASM_OUTPUT_IDENT): Likewise.

	* mips/mips.md (movdi, movsi): Likewise.

	* mips/netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.

	* netbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.

	* openbsd.h (ASM_FINISH_DECLARE_OBJECT): Likewise.

	* ptx4.h (ASM_FINISH_DECLARE_OBJECT, ASM_OUTPUT_LIMITED_STRING,
	ASM_OUTPUT_ASCII): Likewise.

	* rs6000/rs6000.c (rs6000_allocate_stack_space, output_epilog,
	output_mi_thunk, output_toc): Likewise.

	* rs6000/rs6000.md (movsi): Likewise.

	* rs6000/sysv4.h (ASM_OUTPUT_INT, ASM_OUTPUT_SECTION_NAME): Likewise.

	* tahoe/harris.h (ASM_OUTPUT_ASCII): Likewise.

	* v850/v850.c (print_operand, print_operand_address,
	v850_encode_data_area): Likewise.

2000-03-07  Clinton Popetz  <cpopetz@cygnus.com>

	* config/mips/mips.md (zero_extendsidi2): Always force operand
	one to memory for mips16.

Mon Mar  6 15:22:29 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* tree.h (INT_CST_LT, INT_CST_LT_UNSIGNED): Remove unneeded casts.
	(struct tree_int_cst): int_cst_low is now unsigned HOST_WIDE_INT.
	(attribute_hash_list, type_hash_canon): hashcode is now unsigned.
	(type_hash_lookup, type_hash_add, type_hash_list): Likewise.
	(min_precision): Result is unsigned.
	(add_double, neg_double, mul_double): Low word is unsigned.
	(lshift_double, rshift_double, lrotate_double): Likewise.
	(rrotate_double, div_and_round_double): Likewise.
	(tree_floor_log2, compare_tree_int): New functions.
	(preserve_rtl_expr_temps): New declaration.
	* c-common.c (declare_hidden_char_array): Use compare_tree_int.
	(decl_attributes): Use tree_log2 to find alignment.
	Check for TREE_INT_CST_HIGH for format args.
	(min_precision): Now unsigned.
	Use tree_floor_log2.
	(truthvalue_conversion): Delete long-disabled code.
	* c-decl.c (finish_struct): Clean up tests on field width.
	(finish_function): Use compare_tree_int.
	* c-pragma.c (handle_pragma_token): Use tree_log2 for alignment.
	* c-typeck.c (comptypes): Use tree_int_cst_equal.
	(default_conversion, digest_init): Use compare_tree_int.
	(build_binary_op): Use integer_all_onesp and compare_tree_int.
	Fix type errors in forming masks.
	* calls.c (initialize_argument_information): Use compare_tree_int.
	* dbxout.c (dbxout_type): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
	* except.c (expand_eh_region_start_tree): Use compare_tree_int.
	* expr.c (is_zeros_p, case INTEGER_CST): Use integer_zerop.
	(store_field): Use compare_tree_int.
	(expand_expr, case CONSTRUCTOR): Use TYPE_SIZE_UNIT.
	(expand_expr, case ARRAY_REF): Use compare_tree_int.
	(do_jump, case BIT_AND_EXPR): Use tree_floor_log2.
	(do_store_flag): Use compare_tree_int.
	* fold-const.c (encode, decode): Low part is always unsigned.
	(force_fit_type, add_double, neg_double, mul_double): Likewise.
	(lshift_double, rshift_double, lrotate_double): Likewise.
	(rrotate_double, div_and_round_double, int_const_binop): Likewise.
	(fold_convert): Use compare_tree_int.
	(operand_equal_p, case INTEGER_CST): Use tree_int_cst_equal.
	(invert_truthvalue, case INTEGER_CST): Likewise.
	(fold): Use compare_tree_int; add casts for unsigned TREE_INT_CST_LOW.
	* mkdeps.c (deps_dummy_targets): Make I unsigned.
	* rtl.h (add_double, neg_double, mul_double): Low words are unsigned.
	(lshift_double, rshift_double, lrotate_double, rrotate_double):
	Likewise.
	* stmt.c (expand_decl): Use compare_tree_int and mode_for_size_tree.
	(expand_end_case): Use compare_tree_int.
	(estimate_case_costs): Cast TREE_INT_CST_LOW to HOST_WIDE_INT.
	* stor-layout.c (mode_for_size_tree): Use compare_tree_int.
	(layout_decl): Likewise.
	(layout_record, layout_union): Make sizes unsigned.
	(layout_type, case VOID_TYPE): TYPE_SIZE must be bitsizetype.
	(layout_type, case QUAL_UNION_TYPE): Use compare_tree_int.
	* tree.c (struct type_hash): hashcode is unsigned.
	(build_type_attribute_variant, type_hash_list): Likewise.
	(type_hash_lookup, type_hash_add, type_hash_canon): Likewise.
	(attribute_hash_list, build_array_type, build_method_type): Likewise.
	(build_complex_type): Likewise.
	(real_value_from_int_cst): Remove unneeded casts.
	(integer_all_onesp): Add casts.
	(tree_floor_log2, compare_tree_int): New functions.
	(build_index_type): Use tree_int_cst_sgn.
	* varasm.c (assemble_variable): Use compare_tree_int.

2000-03-06  Jason Merrill  <jason@casey.cygnus.com>

	* cpphash.c (collect_expansion): Also catch ## at start of macro.

	* varasm.c (make_decl_rtl): Don't add a number to members of
	local classes.
	(make_function_rtl): Likewise.

2000-03-06  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* gcse.c (compute_can_copy): Adjust if/else blocks from rth's
	patch from 2000-01-28.

2000-03-06  Clinton Popetz  <cpopetz@cygnus.com>

	* config/sh/sh.c: (barrier_align): Handle a delay slot that is
	filled with an insn from the jump target.

2000-03-07  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x-protos.h (c4x_global_name): Constify char *.
	(c4x_external_ref): Likewise.
	* config/c4x/c4x.c (struct name_list): Likewise.

1999-12-16  Ben Collins  <bcollins@debian.org>

	* Makefile.in: Pass a new MULTILIB_EXCLUSIONS option as the sixth
	argument to genmultilib.
	* genmultilib: accept new MULTILIB_EXCLUSIONS option and output
	the contents into the multilib.h header.
	* gcc.c: Declare multilib_exclusions for the specs file.
	(set_multilib_dir): Use it.
	(print_multilib_info): Likewise.
	* t-linux64: Declare arguments for new MULTILIB_EXCLUSIONS option
	to pass to genmultilib.

2000-03-06  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* builtins.c (built_in_class_names, built_in_names): Constify a
	char*.

	* gmon-sol2.c (monstartup, moncontrol): Cast ptrs to long, not
	int.
	(_mcleanup): Ensure value matches format specifier in sprintf.

	* cpphash.c (special_symbol): Don't needlessly cast away
	const-ness.

	* cppinit.c (base_name): Delete unused prototype.

	* mkdeps.c (deps_init): Make definition K&R safe.

	* tree.h (built_in_class_names, built_in_names): Constify a
	char*.

2000-03-06  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.c (eligible_for_epilogue_delay): Accept
	floating point instructions for epilogue delay.

	* config/sparc/sparc.h (ASM_ARCH64_SPEC): Pass -no-undeclared-regs
	to gas if it supports .register pseudo.

	* real.h (MAX_LONG_DOUBLE_TYPE_SIZE): Define to
	LONG_DOUBLE_TYPE_SIZE if not defined.
	Use MAX_LONG_DOUBLE_TYPE_SIZE instead of
	LONG_DOUBLE_TYPE_SIZE in preprocessor if clauses.
	* real.c: Likewise.
	* gengenrtl.c: Likewise.
	* print-rtl.c: Likewise.
	* rtl.c: Likewise.
	* config/sparc/sol2-sld-64.h (TARGET_DEFAULT): Set
	MASK_LONG_DOUBLE_128.
	* config/sparc/sol2.h (TARGET_DEFAULT): Likewise.
	* config/sparc/sp64-elf.h (TARGET_DEFAULT): Likewise.
	* config/sparc/linux64 (TARGET_DEFAULT): Likewise.
	(SUBTARGET_SWITCHES): Define.
	(CPP_ARCH32_SPEC): Define __LONG_DOUBLE_128__ if compiling
	with -mlong-double-128.
	(LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
	(MAX_LONG_DOUBLE_TYPE_SIZE): Define.
	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
	(CC1_SPEC): Include -mlong-double-{64,128} as needed.
	* config/sparc/linux.h (SUBTARGET_SWITCHES): Define.
	(CPP_SUBTARGET_SPEC): Define __LONG_DOUBLE_128__ if compiling
	with -mlong-double-128.
	(LONG_DOUBLE_TYPE_SIZE): Define depending on target_flags.
	(MAX_LONG_DOUBLE_TYPE_SIZE): Define.
	(LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Define depending on CPP macros.
	* config/sparc/sparc.h (MASK_LONG_DOUBLE_128,
	TARGET_LONG_DOUBLE_128): Define.
	* config/sparc/linux-aout.h (LONG_DOUBLE_TYPE_SIZE): Remove.
	* config/sparc/sparc.c (sparc_override_options): Disallow 64bit
	long double on TARGET_ARCH64.

2000-03-06  Mark Mitchell  <mark@codesourcery.com>

	* function.c (free_temps_for_rtl_expr): Don't free slots
	that have been pushed into a higher level.

	Revert this patch:
	2000-03-05  Mark Mitchell  <mark@codesourcery.com>

2000-03-05  Mark Mitchell  <mark@codesourcery.com>

	* basic-block.h (ALLOCA_REG_SET): Remove.
	(INITIALIZE_REG_SET): New macro.
	* flow.c (update_life_info): Use it.
	(calculate_global_regs_live): Likewise.
	(propagate_block): Likewise.
	* global.c (build_insn_chain): Likewise.
	* haifa-sched.c (schedule_region): Likewise.

2000-03-05  Stephane Carrez  <stcarrez@worldnet.fr>

	* dwarf2out.c (UNALIGNED_WORD_ASM_OP): Support 2 bytes pointer.
	(ASM_OUTPUT_DWARF_ADDR_CONST): Use UNALIGNED_WORD_ASM_OP.
	(DWARF_ARANGES_PAD_SIZE): New define.
	(output_aranges): Use it to pad the address range header.
	(DWARF_ROUND): Fix for non power of 2 rounding.

2000-03-05  Jason Merrill  <jason@casey.cygnus.com>

	* mkdeps.c (deps_calc_target): Remove incorrect 'const'.

2000-03-05  Mark Mitchell  <mark@codesourcery.com>

	* tree.def (RTL_EXPR): Update documentation.
	* tree.h (RTL_EXPR_HAS_NO_SCOPE): New macro.
	* expr.c (expand_expr): Handle RTL_EXPR_HAS_NO_SCOPE.
	* function.c (preserve_rtl_expr_temp): New function.
	(preserve_rtl_expr_temps): Likewise.
	(preserve_rtl_expr_result): Use it.

	Revert this patch:
	2000-03-04  Mark Mitchell  <mark@codesourcery.com>

2000-03-04  Thomas Schuster <Thomas.Schuster@gmx.net>

	* regmove.c (copy_src_to_dest)  Do not create src->dest move
	for unchanging destination.

2000-03-04  Mark Mitchell  <mark@codesourcery.com>

	* function.h (struct sequence_stack): Remove rtl_expr.
	(struct emit_staus): Likewise.
	(seq_rtl_expr): Remove.
	* tree.h (free_temps_for_rtl_expr): Don't declare.
	(start_sequence_for_rtl_expr): Likewise.
	* rtl.h (preserve_rtl_expr_result): Likewise.
	* emit-rtl.c (start_sequence): Don't set sequence_rtl_expr.
	(start_sequence_for_rtl_expr): Remove.
	(push_topmost_sequence): Don't save sequence_rtl_expr.
	(pop_topmost_sequence): Remove comment about not restoring it.
	(end_sequence): Don't set seq_rtl_expr.
	(init_emit): Don't initialize it.
	(mark_sequence_stack): Don't mark it.
	(mark_emit_status): Likewise.
	* except.c (protect_with_terminate): Use
	start_sequence_for_rtl_expr, not start_sequence.
	* expr.c (expand_expr, case RTL_EXPR): Don't call
	preserve_rtl_expr_result or free_temps_for_rtl_expr.
	* function.c (assign_stack_temp_for_type): Don't set rtl_expr.
	(preserve_rtl_expr_result): Remove.
	(free_temps_for_rtl_expr): Likewise.
	(pop_temp_slots): Likewise.
	(mark_temp_slot): Don't mark the rtl_expr.
	* stmt.c (expand_start_stmt_expr): Use start_sequence, not
	start_sequence_for_rtl_expr.

2000-03-04  Zack Weinberg  <zack@wolery.cumb.org>

	* mkdeps.c, mkdeps.h: New files.
	* po/POTFILES.in: Add them.
	* Makefile.in (LIBCPP_OBJS): Add mkdeps.o.
	(cpplib.o, cppinit.o): Depend on mkdeps.h.
	(mkdeps.o): New target.

	* cppfiles.c: Delete deps_output.
	* cppinit.c: Include mkdeps.h.  Delete known_suffixes,
	OBJECT_SUFFIX, and base_name.
	(cpp_cleanup): Use deps_free.  Free ihash->name when clearing
	the include hash.
	(initialize_dependency_output): Use deps_init,
	deps_add_target, deps_calc_target, and deps_add_dep.  Remove
	all the unnecessary string bashing.
	(cpp_finish): Use deps_write.  Remove an unnecessary nesting
	level.
	* cpplib.c (do_include): Use deps_add_dep.
	* cpplib.h (struct cpp_reader): Replace deps_buffer,
	deps_allocated_size, deps_size, deps_column members with
	single pointer to a struct deps.  Delete prototype of
	deps_output.

	* cppinit.c: Fix thinko in previous patch.

Sat Mar  4 11:32:30 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* machmode.h (mode_for_size, smallest_mode_for_size): SIZE now signed.
	* stor-layout.c (mode_for_size, smallest_mode_for_size): Likewise.
	(mode_for_size_tree): New function.
	(layout_decl, layout_type): Call it and clean up BLKmode checks.
	* tree.h (mode_for_size_tree): New declaration.

	* toplev.c (debug_ignore_block): Mark arg BLOCK as possibly unused.

2000-03-04  Jason Merrill  <jason@casey.cygnus.com>

	* stmt.c (is_body_block): Move...
	* dwarfout.c, dwarf2out.c: ...from here.
	* tree.h: Declare it.
	* emit-rtl.c (remove_unnecessary_notes): Don't remove the body block.
	* final.c (final_start_function): Do call remove_unnecessary_notes
	when scheduling.

2000-03-03  Zack Weinberg  <zack@wolery.cumb.org>

	* config/vax/xm-vms.h: Define OBJECT_SUFFIX and EXECUTABLE_SUFFIX.

	* cpplib.h (_dollar_ok): New macro.
	(is_idchar, is_idstart): Use it.
	(IStable): Rename to _cpp_IStable.  Declare it const if
	gcc >=2.7 or C99.  Delete all references to FAKE_CONST.
	(is_idchar, is_idstart, is_numchar, is_numstart, is_hspace,
	is_space): Update for renamed IStable.

	* cppinit.c: Delete all references to FAKE_CONST and CAT
	macros. Define init_IStable as empty macro if gcc >=2.7 or
	C99. Change TABLE() to ISTABLE and hardcode name of table.
	(cpp_start_read): Don't change the IStable based on
	dollars_in_ident.

	* cpphash.c (unsafe_chars): Add pfile argument.  All callers
	changed.  Handle '$' for char1 correctly.
	* cpplib.c (cpp_get_token): Use is_numchar when parsing numbers.

	* cppexp.c (tokentab2): Make const.
	(cpp_lex): Make toktab const.
	* cppinit.c (include_defaults_array): Make const.
	(initialize_standard_includes): Make default_include const.

2000-03-03  Jason Merrill  <jason@casey.cygnus.com>

	* dwarf2out.c (dwarf2out_frame_debug): Add cast to silence warning.
	(dwarf2out_decl): Functions can now have DECL_IGNORED_P.
	(gen_decl_die): Likewise.
	* dwarfout.c (dwarfout_file_scope_decl): Likewise.
	(output_decl): Likewise.

	* varasm.c (make_function_rtl): If we change the name used in the
	rtl, update DECL_ASSEMBLER_NAME accordingly.
	(make_decl_rtl): Likewise.

	* toplev.c (rest_of_compilation): Tweak formatting.

	* toplev.c (rest_of_compilation): find_loop_tree_blocks before
	remove_unnecessary_notes.
	(debug_ignore_block): New fn.
	* toplev.h: Declare it.
	* emit-rtl.c (remove_unnecessary_notes): Call it.
	* dwarf2out.c (dwarf2out_ignore_block): New fn.
	* dwarf2out.h: Declare it.
	* final.c (final_start_function): Don't call remove_unnecessary_notes
	if we did insn scheduling.

2000-03-03  Zack Weinberg  <zack@wolery.cumb.org>

	* cppinit.c (cpp_handle_option): Set opts->pedantic directly.
	* cpplib.h: Delete SET_CPP_PEDANTIC.

Fri Mar  3 14:56:12 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* expr.c (expand_expr, case COMPONENT_REF): Use bitfield case if
	result is a RECORD_TYPE.

2000-03-03  Jonathan Larmour  <jlarmour@cygnus.co.uk>

	* mips/elf.h (CTOR_LISTS_DEFINED_EXTERNALLY): Added.

2000-03-03  Richard Henderson  <rth@cygnus.com>

	* alpha.c (alpha_emit_set_const_1): Re-order cases to prefer
	addition over compliments over shifts.

Fri Mar  3 12:49:28 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* reload1.c (reload_combine_note_use): Handle return register USEs.
	REG case: Handle multi-hard-register hard regs.

Fri Mar  3 07:38:34 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* md.texi: Document use of '*' in insn pattern name.

2000-03-03  Jason Merrill  <jason@casey.cygnus.com>

	* calls.c (special_function_p): operator new may not be malloc-like.

	* gcse.c (dump_hash_table): Really fix error in last change.

2000-03-02  Denis Chertykov  <denisc@overta.ru>

	* avr.c (print_operand): Use print_operand_address instead of
	output_addr_const.
	* avr/libgcc.S: Cleanup code.

2000-03-02  Richard Henderson  <rth@cygnus.com>

	* alpha.c (alpha_emit_set_const_1): Also try c + small constant.

2000-03-02  Mark Mitchell  <mark@codesourcery.com>

	* tree.h (TYPE_ALIGN_UNIT): New macro.

2000-03-02  Clinton Popetz  <cpopetz@cygnus.com>

	* i386.c: (constant_call_address_operand): Reject CONST_INT.

2000-03-02  Jason Merrill  <jason@casey.cygnus.com>

	* cpplib.h (CPP_PEDANTIC): Only true if system_header_p is not set
	for the buffer.
	(SET_CPP_PEDANTIC): New macro.
	* cpplib.c (do_include): Don't bother checking system_header_p.
	(do_warning, do_ident, do_assert, do_unassert): Likewise.
	* cppinit.c (cpp_handle_option): Use SET_CPP_PEDANTIC.

	* function.h (struct expr_status): Add x_arg_space_so_far.
	(arg_space_so_far): New macro.
	* expr.c (init_expr): Initialize it.
	* calls.c (emit_call_1): Reset it.
	(compute_argument_block_size, expand_call): Use it.
	(expand_call, store_one_arg): Increment it.

Thu Mar  2 17:27:13 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* varasm.c (output_constant): Strip off a CONVERT_EXPR to
	a UNION_TYPE.

2000-03-02  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c (cpp_read_file): New function.

	* cpphash.c (collect_expansion): Make sure to reset last_token
	to NORM when we hit a string.  Handle trailing whitespace
	properly when the expansion is empty.
	(create_definition): Disable line commands while parsing the
	directive line.
	(dump_definition): If pfile->lineno == 0, output a line
	command ahead of the dump, and add a trailing newline.

	* cppinit.c (append_include_chain): Add fifth argument, which
	indicates whether or not system headers are C++ aware.
	(initialize_standard_includes): New function,
	broken out of read_and_prescan.  Pass 'cxx_aware' value from
	the include_defaults_array on to append_include_chain.
	(dump_special_to_buffer): Const-ify char array.
	(builtin_array): Don't dump __BASE_FILE__.
	(cpp_start_read): Use cpp_read_file.  Reorder code for
	clarity.  Don't output line commands here for -D/-A/-U
	switches.  Don't call deps_output for files included with
	-include or -imacros.

	* cpplib.c (do_define): Don't pay any attention to the second
	argument.
	(cpp_expand_to_buffer): Disable line commands while scanning.
	(output_line_command): Work in the file buffer.
	* cpplib.h: Remove no_record_file flag from struct cpp_reader.
	Fix formatting of comments.  Prototype cpp_read_file.

Thu Mar  2 13:29:46 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* c-common.c (c_common_nodes_and_builtins): Make sizetype_endlink
	reference the language-equivalent of sizetype.
	* c-typeck.c (comptypes): Treat sizetype like its language equivalent.
	* fold-const.c (size_binop, size_diffop): Put back checks.
	* gcse.c (dump_hash_table): Fix minor error in last change.
	* stor-layout.c (set_sizetype): Set TYPE_DOMAIN of sizetype.
	Clear TYPE_{NEXT,MAIN}_VARIANT and TYPE_{POINTER,REFERENCE}_to of
	all sizetypes.

Thu Mar  2 12:48:45 MET 2000  Jan Hubicka  <jh@suse.cz>

	* calls.c (expand_call)  Do not attempt to combine stack adjustments
	with inhibit_defer_pop set.

2000-03-01  Mark Mitchell  <mark@codesourcery.com>

	* stor-layout.c (layout_decl): Allow front-ends to explicitly set
	the DECL_SIZE for a FIELD_DECL.

2000-03-01  Bruce Korb  <bkorb@gnu.org>

	* fixinc/inclhack.tpl: remove unused symlinks
	* fixinc/README: GCC Maintainer info
	* fixinc/inclhack.sh: regen
	* fixinc/fixincl.sh: regen

2000-03-01  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (collect_expansion): Trim trailing white space
	from macro definitions, but don't go past the last insertion
	point.

Wed Mar  1 12:14:31 MET 2000  Jan Hubicka  <jh@suse.cz>

	* i386.md (mulqi3): New pattern.

2000-02-29  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.h (CPP_ASSERTION, CPP_STRINGIZE, CPP_TOKPASTE): New
	token types.
	(struct cpp_reader): Add parsing_if_directive and
	parsing_define_directive flags.
	(struct cpp_options): Remove output_conditionals flag.
	(check_macro_name): Delete prototype.

	* cpphash.h (struct macrodef): Delete.
	(struct reflist): Separate from struct definition.
	(struct definition): Remove unused fields.  Add column number.
	(create_definition): Returns a DEFINITION *.  Takes a
	cpp_reader * and an int.

	* cpphash.c (SKIP_WHITE_SPACE): Delete.
	(PEEKC): Copy defn from cpplib.c.
	(rest_extension, REST_EXTENSION_LENGTH): Delete.
	(struct arg): New.
	(struct arglist): Simplify.
	(collect_expansion): Rewrite.  Get tokens by calling
	cpp_get_token.  Add more error checking.
	(collect_formal_parameters): New function, broken out of
	create_definition and reworked to use get_directive_token.
	(create_definition): All real work is now in collect_expansion
	and collect_formal_parameters.  do_define handles finding the
	macro name.  Return a DEFINITION, not a MACRODEF.
	(macroexpand): Replace bcopy with memcpy throughout.  Replace
	character-at-a-time copy loop with memcpy and pointer increments.
	(compare-defs): d1->argnames / d2->argnames might be null.

	* cpplib.c (copy_rest_of_line): Delete function.
	(skip_rest_of_line): Do all the work ourselves.
	(skip_string): New function.
	(parse_string): Use skip_string.
	(get_macro_name): New function.
	(check_macro_name): Delete.
	(copy_comment): Use CPP_RESERVE and CPP_PUTC_Q.
	(cpp_skip_hspace): Use CPP_BUMP_LINE.
	(handle_directive): ICE if we're called on a macro buffer.
	(do_define): Determine macro name and type (funlike/objlike)
	here.  Expunge all uses of MACRODEF.
	(cpp_push_buffer): Set line_base to NULL.
	(do_undef, read_line_number): Don't worry about getting a POP token.
	(eval_if_expression): Set/reset parsing_if_directive around
	cpp_parse_expr. Don't clear only_seen_white.
	(skip_if_group): Remove output_conditionals logic.  Use
	skip_rest_of_line.
	(cpp_get_token): Return ASSERTION, STRINGIZE, and TOKPASTE
	tokens under appropriate conditions.
	(cpp_unassert): Call do_unassert not do_assert.  Oops.

	* cppexp.c (parse_defined): New function, break out of
	cpp_lex.
	(cpp_lex): We now get CPP_ASSERTION tokens and can check them
	ourselves, with cpp_defined.
	* cppinit.c (cpp_handle_option, print_help): Delete -ifoutput.

	* gcc.dg/20000209-2.c: Turn off -pedantic-errors.
	* gcc.dg/strpaste-2.c: New.

2000-02-29  Mark Mitchell  <mark@codesourcery.com>

	* fold-const.c (size_binop): Don't asert inputs are the same and
	have TYPE_IS_SIZETYPE set.
	(size_diffop): Likewise.

2000-02-29  Jason Merrill  <jason@casey.cygnus.com>

	* dwarfout.c (output_block): Output abstract blocks even if they
	don't have TREE_ASM_WRITTEN set.

	* calls.c (emit_library_call): Check for null REG.

2000-03-01  Martin von Loewis  <loewis@informatik.hu-berlin.de>

	* c-decl.c (current_function_decl): Move to toplev.c.
	(init_decl_processing): Don't add current_function_decl as a ggc
	root here.
	* dbxout.c (dbxout_symbol): Change return type to int.
	(dbxout_symbol_location, dbxout_syms): Likewise.
	(dbxout_block): Don't emit LBRAC/RBRAC pairs for blocks without
	any locals. Use current_function_func_begin_label if set.
	* dbxout.h (dbxout_symbol, dbxout_syms): Change return type.
	* dwarf2out.c (dwarf2out_begin_prologue): Set
	current_function_func_begin_label.
	* final.c (final_start_function): Reset it.
	* toplev.c (current_function_decl): Define it here.
	(current_function_func_begin_label): New variable.
	(main): Add both as ggc roots.
	* tree.h (current_function_func_begin_label): Declare.

Tue Feb 29 14:07:04 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* gcse.c: Cleanups throughout: mostly white-space, but also
	some minor rearrangement of code.

Tue Feb 29 10:45:59 2000  Jeffrey A Law  (law@cygnus.com)

	* calls.c (emit_library_call): Do not abort if FUNCTION_ARG
	returns a PARALLEL.  Use emit_group_load and use_group_regs
	as needed.
	(emit_library_call_value): Similarly.

	* pa/t-pa: Use quadlib.c instead of quadlib.asm.
	* pa/quadlib.asm: Remove.
	* pa/quadlib.c: New file.

	* configure.in (hpux10, hpux11, PA32 mode): Use i128 float format.
	* configure: Rebuilt.

2000-02-29  Philip Blundell  <pb@futuretv.com>

	* config/arm/conix-elf.h: New file.
	* configure.in (arm*-*-conix*): New configuration.
	* configure: Regenerate.

2000-02-28  Jason Merrill  <jason@casey.cygnus.com>

	* dwarf2out.c (gen_block_die): Output abstract blocks even if they
	don't have TREE_ASM_WRITTEN set.

Mon Feb 28 21:07:59 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* Eliminate DECL_FIELD_SIZE.
	* builtins.c (built_in_class_names, built_in_names): New variables.
	* c-decl.c (finish_struct): Set specified size in DECL_SIZE.
	* expr.c (expand_expr, case COMPONENT_REF): Get field size from
	DECL_SIZE, not DECL_FIELD_SIZE.
	* print-tree.c (print_node): Remove code that prints extra blank
	lines in some cases.
	Properly handle inline and builtin function cases.
	* stor-layout.c (layout_decl): Get specified size from DEC_SIZE.
	* tree.h (built_in_class_named, built_in_names): New declarations.
	(union tree_decl): Rename internal unions to u1 and u2 and change
	some of their components.
	Add new field built_in_class.
	(DECL_ALIGN, DECL_INCOMING_RTL, DECL_SAVED_INSNS, DECL_FRAME_SIZE):
	Reflect above changes.
	(DECL_FUNCTION_CODE, DECL_BUILT_IN_CLASS): Likewise.
	(DECL_SET_FUNCTION_CODE, DECL_FIELD_SIZE): Deleted.
	* objc/objc-act.c (objc_copy_list): Use DECL_SIZE, not DECL_FIELD_SIZE.
	(encode_field_decl): Likewise; also remove obsolete test for bitfield.

2000-02-28  Dmitri Makarov  <dim@windriver.com>

	* extend.texi: Document ARM's support for long/short calls.

	* invoke.texi: Document ARM's -mlong-calls command line switch.

	* config/arm/arm-protos.h (arm_is_longcall_p): Add prototype.
	(arm_encode_call_attribute): Add prototype.
	(arm_set_default_type_attribute): Add prototype.
	(arm_strip_name_encoding): Add prototype.

	* config/arm/arm.c (arm_init_cumulative_args): replace
	initialisation og 'long_calls' field with initialisation of
	'call_cookie' field.
	(enum arm_pragma_enum): New enum.
	(arm_pragma_long_calls): New static variable.
	(arm_process_pragma): Also process "#pragma long_calls_off".
	(arm_valid_type_attribute_p): Accept short_call attribute.
	(arm_comp_type_attributes): Check long/short call attributes.
	(arm_encode_call_attribute):  New function:  Encode long_call
	or short_call attribute in function name.
	(arm_set_default_type_attributes): New function: Assign
	default attributes to newly defined type.
	(current_file_function_operand): New function: Return true if
	the symbol is a function which has already been compiled.
	(arm_is_longcall_p): New function: Return true if the
	indicated function should be called via a long call.
	(arm_get_strip_length): New function.  Returns number of
	prefix characters to be stripped from a function's name.
	(arm_strip_name_encoding): New function.  Strip prefix characters
	from a function's name.

	* config/arm/arm.h (CUMULATIVE_ARGS): Replace 'long_call' field
	with 'call_cookie'.
	(SHORT_CALL_FAG_CHAR): Define.
	(LONG_CALL_FAG_CHAR): Define.
	(ENCODED_SHORT_CALL_ATTR_P): Define.
	(ENCODED_LONG_CALL_ATTR_P): Define.
	(ARM_NAME_ENCODING_LENGTHS): Define.
	(STRIP_NAME_ENCODING): Define.
	(ASM_OUTPUT_LABELREF): Define, and use to strip name encoding.
	(ARM_ENCODE_CALL_TYPE): Define.
	(ENCODE_SECTION): Invoke ARM_ENCODE_CALL_TYPE.
	(ARM_DECLARE_FUNCTION_SIZE): Define.
	(SET_DEFAULT_TYPE_ATTRIBUTES): Define.

	* config/arm/arm.md (call): Call arm_is_longcall_p to decide
	if a long call is needed.
	(call_value): Ditto.
	(call_symbol): Ditto.

	* config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Add invocation of
	ARM_DECLARE_FUNCTION_SIZE.

	* config/arm/pe.h (ARM_PE_FLAG_CHAR): Define.
	(SUBTARGET_NAME_ENCODING_LENGTHS): Define.
	(ARM_STRIP_NAME_ENCODING): Undefine.
	(STRIP_NAME_ENCODING): Undefine.
	(ASM_OUTPUT_LABELREF): Use arm_strip_name_encoding.
	(ASM_DECLARE_FUNCTION_NAME): Ditto.
	(ASM_OUTPUT_COMMON): Ditto.
	(ASM_DECLARE_OBJECT_NAME): Ditto.

	* config/arm/pe.c (arm_dllexport_name_p): Check for
	ARM_PE_FLAG_CHAR.
	(arm_dllimport_name_p): Ditto.
	(arm_mark_dllexport): Use ARM_PE_FLAG_CHAR.
	(arm_mark_dllimport): Ditto.

Mon Feb 28 22:11:12 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.h (DWARF_LINE_MIN_INSTR_LENGTH): Define.

2000-02-28  Mark Mitchell  <mark@codesourcery.com>

	* xcoffout.c (xcoffout_begin_function): Fix typo in previous change.

2000-02-28  Zack Weinberg  <zack@wolery.cumb.org>

	* tm.texi: Document new target switch, NO_BUILTIN_WCHAR_TYPE.
	* cppinit.c (builtin_array): Define __WCHAR_TYPE__ only if
	NO_BUILTIN_WCHAR_TYPE is not defined.
	(CPP_WCHAR_TYPE): Delete.
	* cccp.c (main): Don't change wchar_type if cplusplus.
	(special_symbol, initialize_builtins): Honor NO_BUILTIN_WCHAR_TYPE.

2000-02-28  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm-wince-pe.h (SIZE_TYPE): Define to "unsigned long".

Mon Feb 28 14:21:15 2000  Catherine Moore  <clm@cygnus.com>

	* config/pa/som.h (MAKE_DECL_ONE_ONLY): Define.
	(ASM_WEAKEN_LABEL): Define.

Mon Feb 28 13:07:19 MET 2000  Jan Hubicka  <jh@suse.cz>

	* expr.c (store_constructor): Do not emit USE.
	* rtl.h (stupid_life_analysis): Remove.

Mon Feb 28 07:03:27 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* function.c (number_blocks): Reset next_block_index based on
	what debugging format is used, not what is defined.

	* lcm.c: Minor reformatting throughout.
	(reg_dies, reg_becomes_live): Properly handle multiple hard regs.

	* toplev.c (rest_of_compilation): Account for time in
	optimize_mode_switching.

	* jump.c (jump_optimize_1): Don't call delete_barrier_successors
	if only marking labels.

Mon Feb 28 12:53:57 MET 2000  Jan Hubicka  <jh@suse.cz>

	* calls.c (expand_call): Attempt to combine stack adjustments with
	pending stack adjustments.

Mon Feb 28 11:34:43 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* loop.c (reg_in_basic_block_p): Don't abort when falling through
	to the end of the function.

2000-02-27  Mark Mitchell  <mark@codesourcery.com>

	* emit-rtl.c (remove_unnecessary_notes): Remove notes for empty
	blocks.
	* final.c (next_block_index): Remove.
	(max_block_depth): Likewise.
	(pending_blocks): Likewise.
	(init_final): Don't initialize them.
	(final_start_function): Don't set next_block_index.  Set up
	BLOCK_NUMBER.
	(final_scan_insn): Use BLOCK_NUMBER, not next_block_index.
	* function.h (number_blocks): New function.
	* function.c (get_block_vector): New function.
	(identify_blocks): Use it.
	(reorder_blocks): Set NOTE_BLOCK.
	(number_blocks): New function.
	* tree.def (BLOCK): Add documentation for TREE_ASM_WRITTEN flag.
	* tree.h (BLOCK_NUMBER): New macro.
	(tree_block): Add block_num field.
	* dbxout.c (next_block_number): Remove.
	(dbxout_init): Don't set it.
	(dbxout_block): Only output blocks that have TREE_ASM_WRITTEN
	set.  Use BLOCK_NUMBER, rather than next_block_num, to determine
	block numbers.
	* toplev.c (rest_of_compilation): Always call
	find_loop_tree_blocks.  Fix indentation.
	* dwarf2out.c (next_block_number): Remove.
	(gen_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
	to determine block numbers.
	(gen_inlined_subroutine_die): Likewise.
	(gen_block_die): Only output blocks that have TREE_ASM_WRITTEN set.
	(decls_for_scope): Don't increment next_block_number.
	* dwarfout.c (next_block_number): Remove.
	(output_lexical_block_die): Use BLOCK_NUMBER, not next_block_number,
	to determine block numbers.
	(output_inlined_subroutine_die): Likewise.
	(output_block): Only output blocks that have TREE_ASM_WRITTEN set.
	(output_decls_for_scope): Don't increment next_block_number.
	* sdbout.c (next_block_number): Remove.
	(sdbout_block): Use BLOCK_NUMBER.
	(sdbout_begin_block): Simplify.
	* xcoffout.c (next_block_number): Remove.
	(xcoffout_block): Use BLOCK_NUMBER, not next_block_number.
	(xcoffout_begin_block): Don't set next_block_number.
	(xcoffout_begin_function): Likewise. Use BLOCK_NUMBER, not
	next_block_number.

Sun Feb 27 16:40:33 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* builtins.c (c_strlen): Use size_diffop and return ssizetype value.
	(expand_builtin_strcpy): Pass correct type to size_binop.
	(expand_builtin_strcmp): Likewise.
	Clean up conditional structure.
	* c-decl.c (init_decl_processing): Don't call set_sizetype twice.
	(complete_array_type): Don't use size_binop for MAXINDEX.
	* c-typeck.c (c_sizeof): Use size_one_node and TYPE_SIZE_UNIT.
	(c_sizeof_nowarn, c_size_in_bytes): Likewise.
	(c_alignof): Use size_one_node.
	(build_unary_op): Pass arg of proper type to size_binop.
	(really_start_incremental_init, push_init_level): Use sizetype for
	constructor{,_bit,_unfilled}_index.
	(pop_init_label, output_init_element): Likewise.
	(output_pending_init_elements, process_init_element): Likewise.
	* calls.c (compute_argument_block_size): Field VAR is ssizetype.
	* expr.c (store_expr): Use size_int.
	(store_constructor): Use proper types for size_binop args.
	(get_inner_reference, expand_expr, case ARRAY_REF): Likewise.
	(expand_expr_unaligned): Likewise.
	(string_contant): Return object of sizetype.
	* expr.h (SUB_PARM_SIZE): Call size_diffop and pass proper types.
	(ARGS_SIZE_RTX): Call ARGS_SIZE_TREE.
	(ARGS_SIZE_TREE): Pass proper types to size_binop.
	* fold-const.c (int_const_binop): Refine when size_int is called.
	(fold_convert): Likewise.
	(size_int_wide): Rework to take KIND as arg, only take low order
	bits, handle new sizetype_tab datatype, and chain entries in
	size_table.
	(size_int_type_wide): New function.
	(size_binop): Validate types of arguments.
	(ssize_binop): Deleted.
	(size_diffop): New function.
	(extract_muldiv): Only fold division into multiplication for sizetypes.
	* function.c (assign_parms): Use size_diffop and make sure
	VAR field is of ssizetype; also pass proper type to size_binop.
	(locate_and_pad_parm, pad_to_arg_alignment): Likewise.
	(round_down): Deleted from here.
	* store-layout.c (sizetype_tab): Now an array.
	(sizetype_set, early_root_list): New variables.
	(variable_size): Use size_one_node.
	(round_up): Pass proper type to size_binop.
	(round_down): Moved to here and corrected as above.
	(layout_record): Pass proper arg types to size_binop.
	(layout_type): Likewise.
	If sizetype_set is zero, record the type just laid out.
	(make_unsigned_type): Don't call set_sizetype;
	(make_signed_type): Likewise; also, call fixup_signed_type.
	(initialize_sizetypes): New function.
	(set_sizetype): Make copy of types, set TYPE_IS_SIZETYPE, and
	set name of bitsizetype to "bit_size_type".
	Fix up type of sizes of all types made before call.
	* tm.texi (ROUND_TYPE_SIZE_UNIT): New macro.
	* tree.c (fix_sizetype): Deleted.
	(build_common_tree_nodes): Call initialize_sizetypes.
	(build_common_tree_nodes_2): Don't call fix_sizetype.
	* tree.h (TYPE_IS_SIZETYPE): New macro.
	(initialize_sizetype): New declaration.
	(enum size_type_kind): New type.
	(struct sizetype_tab): Deleted.
	(sizetype_tab): Now array; adjust sizetype macros.
	(size_diffop, size_int_type_wide): New functions.
	(size_int_wide): Change number of args and type; access macros changed.
	(ssize_int, sbitsize_int): New macros.
	* config/i960/i960.h (ROUND_TYPE_SIZE): Use size_int.
	(ROUND_TYPE_SIZE_UNIT): New macro.

2000-02-27  Zack Weinberg  <zack@wolery.cumb.org>

	* c-lex.c (putback_buffer): Make 'buffer' an unsigned char *.

Sun Feb 27 07:44:17 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* gcov-io.h (__fetch_long, __store_long, __read_long, __write_long):
	Mark as possibly unused.

	* cse.c (cse_insn): Delete dead code involving tablejump.
	Pass CODE_LABEL, not LABEL_REF to gen_jump and reset INSN_CODE.

	* Makefile.in (libcpp.a): Start by deleting it.

2000-02-27  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* cpplib.h (enum file_change_code): Added rename_file.
	* cpplib.c (do_line): If a filename is given, set file_change to
	rename_file.
	(output_line_command): If file_change is rename_file, always
	output a # directive with the file name.

	* cpplib.c (do_pragma): Accept #pragma without consecutive token.

2000-02-26  Mark Mitchell  <mark@codesourcery.com>

	* integrate.c (copy_decl_for_inlining): Preserve TREE_ADDRESSABLE
	when copying a PARM_DECL or RESULT_DECL.

2000-02-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* fix-header.c (recognized_function): Also fix prototypes for
	functions taking "void".

2000-02-26  Geoff Keating  <geoffk@cygnus.com>

	* reload1.c (do_output_reload): Check reg_reloaded_valid before
	looking at reg_reloaded_contents.

2000-02-26  Zack Weinberg  <zack@wolery.cumb.org>

	* Makefile.in (STMP_FIXINC): New toggle.
	(LIBGCC2_DEPS): Delete all references.
	(stmp-headers): Delete target.  All references either deleted
	or changed to stmp-int-headers.
	(all.cross): Don't depend on stmp-headers or STMP_FIXPROTO.
	(LIBCPP_OBJS): Take out cppalloc.o.
	(cppalloc.o): Delete target.
	(stmp-int-hdrs): Depend on $(STMP_FIXINC).
	(gen-protos, fix-header): Link with libiberty.a.
	* build-make: Don't change FIXINCLUDES.  Override STMP_FIXINC
	to empty.

	* configure.in: Remove refs to strerror.
	* acconfig.h: Take out NEED_DECLARATION_STRERROR.
	* system.h: Take out strerror stanza.

	* cpperror.c (my_strerror): Delete function.
	(cpp_error_from_errno, cpp_notice_from_errno): Use xstrerror.
	* cppmain.c (main): Call xmalloc_set_program_name first thing.
	* cppalloc.c: Delete file.
	* gen-protos.c: Don't provide xrealloc.

	* fixinc/fixincl.c, fixinc/fixlib.c, fixinc/procopen.c: Use
	xstrerror throughout.

2000-02-26  Bruce Korb  <bkorb@gnu.org>

	* fixinc/inclhack.def (undefine_null): the bypass pattern needs to
	match for DOS headers, too.
	* fixinc/inclhack.sh,fixincl.x: Regenerate.

2000-02-26  Geoff Keating  <geoffk@cygnus.com>

	* config/elfos.h (ASM_OUTPUT_LABELREF): Don't define.  The default
	is right for most ELF targets.
	* config/ns32k/ns32k.h (ASM_OUTPUT_LABELREF): Don't define.
	Let the default file use %U properly.
	* config/sh/elf.h (ASM_OUTPUT_LABELREF): Don't define.  Use the
	default.

	* config/fp-bit.c (pack_d): Properly handle rounding of denormal
	numbers.

Sat Feb 26 09:39:16 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* toplev.c (documented_lang_options): Correct spelling error.
	(decode_d_option, decode_f_option, main): Likewise.

	* toplev.c (print_time): Avoid SIGFPE when all_time is zero.

	* config/alpha/alpha.h (ASM_OUTPUT_MI_THUNK): Use .set at
	to tell assembler it is permitted to expand large constants.

2000-02-25  Mumit Khan  <khan@xraylith.wisc.edu>

	* protoize.c: (AUX_INFO_SUFFIX): New macro.
	(aux_info_suffix): Use.
	(SAVE_SUFFIX): New macro.
	(save_suffix): Use.
	(munge_compile_parms): Fix typo in NUL. DJGPP supports /dev/null.
	(gen_aux_info_file): Use aux_info_suffix instead of ".X".
	(edit_file): Handle 8.3 restriction for DOS/DJGPP filenames.

	* invoke.texi (Running Protoize): Update documentation.

2000-02-25 Mark Elbrecht <snowball3@bigfoot.com>

	* i386/djgpp.h (CPP_PREDEFINES): Remove Unix defines.

2000-02-25  John Wehle  (john@feith.com)

	* rtlanal.c (find_last_value): Allow NULL_RTX for valid_to.

2000-02-25  Anthony Green  <green@cygnus.com>

	* toplev.c (rest_of_compilation): Rebuild jump labels if
	combine_instructions has created a new direct jump.
	* combine.c (try_combine): Add new_direct_jump_p argument.  Set it
	when appropriate.
	(combine_instructions): Call try_combine with new argument.
	Return non-null value when new direct jump instruction is created.
	* rtl.h: combine_instructions returns an int.

Fri Feb 25 19:49:08 2000  Jeffrey A Law  (law@cygnus.com)

	* cse.c (cse_insn): Replace the PATTERN of the insn with an new
	jump when changing a computed jump into a jump to a known
	target.

Fri Feb 25 19:22:44 2000  Graham Stott <grahams@rcp.co.uk>

	* resource.c (mark_referenced_resources): Changed use SET_DEST (...)
	to XEXP (..., 0) on RTL nodes which are not SET or CLOBBER.

	* i386.md (define_expand "clrstrsi"): Fix typo.

Fri Feb 25 18:49:39 2000  "K. Richard Pixley" <rich@microunity.com>

	* rtl.texi: Fix typo.

Fri Feb 25 20:02:35 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.c (calc_live_regs): Multiply value assigned to *COUNT_PTR by
	UNITS_PER_WORD.  Change caller initial_elimination_offset.
	(rounded_frame_size): Take into account that argument pushed has
	changed.  Fix TARGET_ALIGN_DOUBLE problem.

2000-02-25  Geoff Keating  <geoffk@cygnus.com>

	* haifa-sched.c (schedule_block): Explain the real reason
	we delete REG_SAVE_NOTEs on the first insn of a block.
	Don't delete REG_SAVE_NOTES for NOTE_INSN_SETJMP.

2000-02-24  Mark Mitchell  <mark@codesourcery.com>

	* input.h (push_srcloc): New function.
	(pop_srcloc): Likewise.
	* toplev.c (push_srcloc): Define it.
	(pop_srcloc): Likewise.

2000-02-24  Richard Henderson  <rth@cygnus.com>

	* flow.c (life_analysis): When collecting reg info, clear
	regs_ever_live.

Thu Feb 24 22:06:52 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	Fix bug exposed by reload.c no longer rounding the frame
	size to BIGGEST_ALIGNMENT:
	* sh.c (rounded_frame_size): New function.
	(sh_expand_prologue, sh_expand_epilogue): Use it.
	(initial_elimination_offset): Likewise.

Thu Feb 24 20:04:11 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	Fix breakage from 6th Feb thread_prologue_and_epilogue_insns change:
	* sh-protos.h (sh_need_epilogue): Declare.
	* sh.c (sh_need_epilogue_known): New static variable.
	(sh_need_epilogue): New function.
	(function_epilogue): Clear need_epilogue_known.
	* sh.md (return): Split into expander / insn pattern.
	Make the expander conditional on ! sh_need_epilogue ().

2000-02-24  Nathan Sidwell  <nathan@codesourcery.com>

	* machmode.h (get_mode_alignment): Declare.
	(GET_MODE_ALIGNMENT): Call it.
	* stor-layout.c (get_mode_alignment): New function. Make
	sure alignment is always power of 2.

2000-02-23  Zack Weinberg  <zack@wolery.cumb.org>

	* i386.h: Remove useless definition of "I386" and misleading
	comment above it.

2000-02-23  Zack Weinberg  <zack@wolery.cumb.org>

	* tree.h (TREE_SET_PERMANENT): New macro.  Document conditions
	under which TREE_PERMANENT will be set.
	* tree.c (make_node, copy_node, make_tree_vec, tree_cons,
	build1): Use TREE_SET_PERMANENT.
	* print-tree.c (print_node): Don't report value of
	TREE_PERMANENT if ggc_p is true.

	* c-common.c (c_get_alias_set): Don't use TREE_PERMANENT to
	decide whether to give a type a new alias set.
	* objc/objc-act.c (build_objc_string_object): Never copy the string.
	* tree.c (make_node): Set DECL_IN_SYSTEM_HEADER irrespective
	of value of 'obstack'.


2000-02-24  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.c (c4x_process_after_reload): Split all insns.

2000-02-23  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* cpplib.h (enum cpp_token): Added CPP_WCHAR and CPP_WSTRING.
	* cpplib.c (cpp_get_token): Produce them.
	* cppexp.c (cpp_lex): Handle them.

2000-02-23  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.c (arm_comp_type_attributes): Simply and
	comment tests on type attributes.

Wed Feb 23 16:42:21 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* final.c (shorten_branches): Make value passed to LOOP_ALIGN
	conform to documentation.
	* sh.h (LOOP_ALIGN): If aligning loops, call sh_loop_align
	to check for special cases.
	* sh-protos.h (sh_loop_align): Declare.
	* sh.c (sh_loop_align): Define.

2000-02-22  Andrew Haley  <aph@cygnus.com>

	* config/mips/mips.h (GAS_ASM_SPEC): Pass -mgp32/-mgp64 to gas.
	(SIZE_TYPE): Is 32 bits when using -mgp32.
	(PTRDIFF_TYPE): Ditto.

Wed Feb 23 07:26:27 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* diagnostic.c (init_output_buffer): Handle case of null PREFIX.

2000-02-23  Zack Weinberg  <zack@wolery.cumb.org>

	* config/i386/i386.h: If IN_TARGET_LIBS is defined, make
	BIGGEST_FIELD_ALIGNMENT a constant.

2000-02-21  Jason Merrill  <jason@casey.cygnus.com>

	* dwarf2out.c (output_line_info): Put the marker for the end of
	the line number info at the actual end.
	(gen_struct_or_union_type_die): Use decl_function_context
	to check for local classes.
	* dwarfout.c (output_type): Likewise.

Tue Feb 22 01:38:57 2000  Jeffrey A Law  (law@cygnus.com)

	* pa.h (FUNCTION_ARG_PASS_BY_REFERENCE): Handle pass-by-reference
	for arguments with a mode, but no type.
	(FUNCTION_ARG_CALLEE_COPIES): Similarly.
	* t-pa (LIB2FUNCS_EXTRA): Add quadlib.asm.
	* pa/long_double.h: New file.
	* configure.in (hpux10, hpux11 configurations): hpux10 and hpux11
	both have 128bit wide long doubles.
	* configure: Rebuilt.

2000-02-21  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* defaults.h (ASM_OUTPUT_ASCII): Constify a char*.

	* flow.c (get_common_dest, chain_reorder_blocks, make_reorder_chain,
	fixup_reorder_chain, skip_insns_between_block): Add static prototypes.
	(life_analysis): Wrap variable `i' with macro ELIMINABLE_REGS.

	* haifa-sched.c (rank_for_schedule): Don't cast away const-ness.

	* integrate.c (compare_blocks, find_block): Likewise.

	* rtl.c (fatal_with_file_and_line): Add ATTRIBUTE_PRINTF_2.

	* rtl.h (set_file_and_line_for_stmt): Constify a char*.

	* stmt.c (stmt_status, set_file_and_line_for_stmt,
	expand_asm_operands): Likewise.

Mon Feb 21 17:06:27 2000  Jason Eckhardt  <jle@cygnus.com>

	* predict.c (estimate_probability): Added the pointer heuristic to
	the collection of static branch predictors.

2000-02-21  Catherine Moore  <clm@cygnus.com>

	* config/mips/mips.h (ASM_SPEC): Add -mfix700.
	* invoke.texi (-mfix7000): Document.

2000-02-21  Gabriel Dos Reis  <gdr@codesourcery.com>

	* diagnostic.c (init_output_buffer): Make it possible to output at
	least 32 characters if we're given a too long prefix.

2000-02-20  Mark Mitchell  <mark@codesourcery.com>

	* varasm.c (initializer_constant_valid_p): Call
	lang_expand_constant to	simplify the constant.

2000-02-20  Bruce Korb  <bkorb@gnu.org>

	* fixinc/inclhack.def(stdio_va_list):
	typedef needs to be disabled.
	* fixinc/inclhack.sh: regen
	* fixinc/fixincl.x: regen

2000-02-20  Geoff Keating  <geoffk@cygnus.com>

	* print-rtl.c (print_rtx): Don't print addresses when
	flag_dump_unnumbered.

2000-02-20  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* sparc.c (sparc_output_scratch_registers): Mark parameter with
	ATTRIBUTE_UNUSED.
	(sparc_va_arg, sparc_flat_output_function_prologue,
	sparc_flat_output_function_epilogue): Cast value to unsigned in
	comparison.
	(sparc_emit_float_lib_cmp): Remove unused variable `cmp'.

	* sparc.md: Add default case in switch.

2000-02-19  Richard Henderson  <rth@cygnus.com>

	* c-typeck.c (add_pending_init): Don't abort for multiple
	fields at the same offset.
	(pending_init_member): Test the correct member.

2000-02-19  Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>

	* except.c (start_dynamic_handler) : Use TYPE_MODE (integer_type_node)
	instead of SImode.
	(start_catch_handler) : Same.

2000-02-19  Brad Lucier  (lucier@math.purdue.edu)

	* Makefile.in: Have flow.o depend on $(EXPR_H)

Sat Feb 19 18:43:13 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* c-common.c (decl_attributes): Set DECL_SIZE_UNIT.
	* c-decl.c (duplicate_decls, finish_enum): Likewise.
	(finish_decl): Remove -Wlarger-than code from here.
	* flags.h (id_clash_len): Now int.
	(larger_than_size): Now HOST_WIDE_INT.
	* fold-const.c (size_int_wide): No more HIGH parm; NUMBER is signed.
	Clean up checking to see if in table.
	(make_bit_field_ref): Remove extra parm to bitsize_int.
	* ggc-common.c (ggc_mark_tree_children): Mark DECL_SIZE_UNIT.
	* print-tree.c (print_node): Print DECL_SIZE_UNIT and TYPE_SIZE_UNIT.
	* stmt.c (expand_decl): Use DECL_SIZE_UNIT for stack checking size
	and for computing size of decl.
	* stor-layout.c (layout_decl): Set DECL_SIZE_UNIT.
	Move -Wlarger-than code to here.
	(layout_record): Remove extra arg to bitsize_int.
	Set TYPE_BINFO_SIZE_UNIT.
	(layout_union): Remove extra arg to bitsize_int.
	Use proper type for size of QUAL_UNION.
	(layout_type): Remove extra arg to bitsize_int.
	* toplev.c (id_clash_len): Now int.
	(larger_than_size): Now HOST_WIDE_INT.
	(decode_W_option): Clean up id-clash and larger-than- cases.
	* tree.c (get_identifier, maybe_get_identifier): Remove unneeded casts.
	(expr_align, case FUNCTION_DECL): DECL_ALIGN is not defined.
	* tree.h (BINFO_SIZE_UNIT, TYPE_BINFO_SIZE_UNIT, DECL_SIZE_UNIT): New.
	(struct tree_decl): New field size_unit.
	(size_int_wide): No HIGH operand; NUMBER is now signed.
	(size_int_2): Deleted.
	(size_int, bitsize_int): Don't use it and rework args.
	* varasm.c (assemble_variable, output_constructor): Use DECL_SIZE_UNIT.

Fri Feb 18 20:01:58 2000  Jeffrey A Law  (law@cygnus.com)

	* pa/quadlib.asm (_U_QFgt, _U_Qfge): Fix flags for _U_Qfcmp call.

2000-02-18  Geoff Keating  <geoffk@cygnus.com>

	* invoke.texi (Warning Options): Add an explanation of why
	you might want the -Wfloat-equal flag.

Fri Feb 18 20:08:57 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* bitmap.c (bitmap_operation): Avoid using -1 for index since unsigned.
	* cppinit.c (new_pending_define): Add cast to avoid warning.
	* expmed.c (extract_bit_field): Likewise.
	* flow.c (enum reorder_skip_type): New type.
	(skip_insns_between_blcok): New it.
	Rework to avoid warning about possibly undefined variable.
	* function.c (assign_parms): Make thisparm_boundary unsigned.
	* genrecog.c (write_switch): Cast XWINT result to int.
	* lcm.c: Many static fcns and vars now #ifdef OPTIMIZE_MODE_SWITCHING.
	* mips-tfile.c (init_file): Make two versions of FDR initializer:
	one for MIPS and one for Alpha.
	(get_tag, copy_object): Add casts to avoid warnings.
	* optabs.c (init_one_libfunc): Cast NAME to (char *).
	* reload.c (find_reloads): Make TYPE enum reload_type.
	* sbitmap.c (dump_sbitmap): J is unsigned; don't use "1L".
	* unroll.c (unroll_loop): Initialize UNROLL_NUMBER.
	* varasm.c (compare_constant_1): Add cast to avoid warning.
	* config/alpha/alpha.c (alpha_emit_xfloating_libcall): Cast FUNC
	to (char *).
	(alpha_expand_unaligned_load, alpha_expand_unaligned_store):
	Cast switch operand of size to int.
	(alpha_expand_epilogue): Always initialize fp_offset and sa_reg.
	* config/alpha/alpha.h (INITIAL_ELIMINATION_OFFSET): Add abort
	in unhandled case.

2000-02-18  Nick Clifton  <nickc@cygnus.com>

	* config/arm/elf.h (ASM_OUTPUT_ALIGN): Do not generate
	anything for an alignment of zero.

	* config/arm/thumb.h (ASM_OUTPUT_ALIGN): Do not generate
	anything for an alignment of zero.

2000-02-18  Martin von Loewis  <loewis@informatik.hu-berlin.de>

	* gcc.texi (Bug Reporting): Refer to bugs.html.
	(Bug Lists): Likewise.
	* system.h (GCCBUGURL): New preprocessor define.
	* rtl.c (fancy_abort): Use it.
	* gcc.c (main): Likewise.

2000-02-18  Richard Henderson  <rth@cygnus.com>

	* flow.c (INSN_VOLATILE, SET_INSN_VOLATILE, uid_volatile): Remove.
	(life_analysis_1): Subsume into ...
	(life_analysis): ... here.  Force PROP_REG_INFO off after reload.
	Use update_life_info for the relaxation.
	(update_life_info): Update REG_BASIC_BLOCK for registers live on
	entry and regs_live_at_setjmp.
	(set_noop_p): Simplify.
	(notice_stack_pointer_modification_1): Renamed from s/_1//.
	(record_volatile_insns): Split into ...
	(delete_noop_moves): ... here,
	(notice_stack_pointer_modification): ... here,
	(insn_dead_p): ... and here.
	(propagate_block): Don't query INSN_VOLATILE.
	(mark_used_regs): Mind !PROP_REG_INFO.
	* toplev.c (rest_of_compilation): Call mark_constant_function here,
	not in life_analysis.

Fri Feb 18 01:29:22 EST 2000  John Wehle  (john@feith.com)

	* loop.c (canonicalize_condition): New function,
	broken out of get_condition.
	(get_condition): Use it.
	* expr.h (canonicalize_condition): Prototype it.

	* tree.h (tree_int_cst_msb): Declare.
	* tree.c (tree_int_cst_msb): New function.

2000-02-17  Mark Mitchell  <mark@codesourcery.com>

	* stmt.c (set_file_and_line_for_stmt): Don't crash if cfun->stmt
	isn't set.

	* invoke.texi (-fmessage-length=n): Document.

2000-02-17  Jason Merrill  <jason@casey.cygnus.com>

	* bitmap.c (bitmap_operation): Don't leak bitmap elements.

2000-02-17  Mark Mitchell  <mark@codesourcery.com>

	* function.c (thread_prologue_and_epilogue_insns): Put a line note
	after the prologue.

2000-02-17  Nick Clifton  <nickc@cygnus.com>

	* config/arm/thumb.c: Replace includes of system headers with
	#include "system.h".

2000-02-16  Richard Henderson  <rth@cygnus.com>

	* configure.in (alpha-linux*, alpha-netbsd) [extra_parts]:
	Add crtbeginS.o and crtendS.o.
	* alpha/elf.h (STARTFILE_SPEC): Use crtbeginS.o.
	(ENDFILE_SPEC): Use crtendS.o.
	* alpha/t-crtbe (crtbeginS.o, crtendS.o): New targets.

	* alpha/crtbegin.asm (__do_frame_takedown): Merge into ...
	(__do_global_dtors_aux): ... here.  Call __cxa_finalize if
	shared and present.
	(__dso_handle): New variable.
	* alpha/crtend.asm (__do_global_ctors_aux): Remove runtime
	bias to __CTOR_END__.

2000-02-16  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (s-crtS, crtbeginS, crtendS): Prefix usage with $(T).

Wed Feb 16 21:40:04 2000  Hans-Peter Nilsson  <hp@bitrange.com>

	* longlong.h (__clz_tab): Declare as static to match definition.

2000-02-16 Mark Elbrecht <snowball3@bigfoot.com>

	* i386/xm-djgpp.h (LIBSTDCXX): Delete. Moved to config/i386/djgpp.h.
	(XREF_FILE_NAME): Define.

	* i386/djgpp.h (DATA_SECTION_ASM_OP): Define.
	(EH_FRAME_SECTION_ASM_OP): Define.
	(IDENT_ASM_OP): Define.
	(TEXT_SECTION_ASM_OP): Define.
	(CPP_SPEC): Define.
	(CTORS_SECTION_ASM_OP): Define.
	(CTOR_SECTION_FUNCTION): Use it.
	(DTORS_SECTION_ASM_OP): Define.
	(DTOR_SECTION_FUNCTION): Use it.

2000-02-16  Zack Weinberg  <zack@wolery.cumb.org>

	* reg-stack.c (emit_swap_insn): Do not put a new insn before a
	NOTE_BASIC_BLOCK.

	* flow.c (dump_regset, debug_regset, dump_bb, debug_bb,
	debug_bb_n): New functions.
	(dump_flow_info, print_rtl_with_bb): Use dump_regset.
	* basic-block.h: Prototype new functions.

Wed Feb 16 21:07:53 2000  Denis Chertykov  <denisc@overta.ru>

	* configure.in: Add support for avr target.
	* configure: Rebuilt.

	* invoke.texi: Add AVR invocation docs.
	* install.texi: Add information about AVR.
	* md.texi: Add AVR constraint letters description.
	* extend.texi: Add description for AVR specific attributes.

2000-02-16  Jason Merrill  <jason@casey.cygnus.com>

	* fixinc/fixinc.svr4: Wrap byteorder.h with extern "C".

2000-02-16  Nick Clifton  <nickc@cygnus.com>

	* emit-rtl.c (emit_insn): Move RTL check into make_insn_raw.
	(make_insn_raw): Move RTL check here.

2000-02-16  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* version.c: Include gansidecl.h and version.h.

	* version.h: Wrap entire file in macro __GCC_VERSION_H__.

	* configure.in (gcc_version): When setting, narrow search to
	lines containing `version_string'.

	* Makefile.in (mainversion): Likewise.
	(GCC_H): New variable.
	(gcc.h): Delete target.
	(gcc.o, gccspec.o, cppspec.o): Depend on $(GCC_H), not gcc.h.
	(version.o): Depend on version.h.
	(dbxout.o): Don't depend on gcc.h.

Wed Feb 16 15:04:49 2000  Hans-Peter Nilsson  <hp@bitrange.com>
			  Michael Meissner  <meissner@cygnus.com>

	* md.texi (Simple Constraints): Add item about whitespace.
	* genoutput.c (strip_whitespace): New.
	(scan_operands) [MATCH_OPERAND, MATCH_SCRATCH]: Call
	strip_whitespace for constraints.
	Test pointer using NULL, not 0.

2000-02-16  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* cpplib.c (do_line): Pedwarn for #line > 32767.

	* c-lex.c (readescape): Warn about '\x', but do not reject it.

2000-02-15  Jonathan Larmour  <jlarmour@redhat.co.uk>

	* gcc.c (default_compilers): Add new __GNUC_PATCHLEVEL__ define
	to default cpp spec.
	(do_spec_1): Add support for %v3 spec used by __GNUC_PATCHLEVEL__.
	* cpp.texi: Document __GNUC_PATCHLEVEL__.
	* cpp.1: Likewise.

	* objc/lang-specs.h: Add new __GNUC_PATCHLEVEL__ define to
	default spec.

2000-02-15  Denis Chertykov  <denisc@overta.ru>

	* configure.in: Add support for avr target.

Wed Feb 16 03:21:43 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.h (OVERRIDE_OPTIONS): Don't set sh_addr_diff_vec_mode.
	(sh_addr_diff_vec_mode): Don't declare.
	* sh.c (sh_addr_diff_vec_mode): Delete.

Wed Feb 16 01:27:52 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.md (mulsi3_highpart): Add REG_EQUAL note to last insn.

Wed Feb 16 00:58:06 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.md (udivsi3_i1, divsi3_i1, umulhisi3_i, mulhisi3_i): Name.
	(smulsi3_highpart_i): Name.
	(udivsi3): Wrap emitted insns in REG_LIBCALL / REG_RETVAL notes.
	(divsi3, mulhisi3, umulhisi3, mulsidi3, umulsidi3): Likewise.
	(smulsi3_highpart, umulsi3_highpart): Likewise.

	(mulsidi3_i, umulsidi3_i): Make rtl describe operation
	correctly independent of endianness.
	(mulsidi3, umulsidi3): Now define_insn.  Hide details that
	confuse the optimizers.
	(mulsidi3+1, umulsidi3+1): New define_split.

Tue Feb 15 23:22:26 2000  Andrew Haley  <aph@cygnus.com>

	* config/sh/sh.md: Guard insn splits against illegal registers.
	* config/sh/sh.h: Correct comment about macros.

Tue Feb 15 22:30:36 2000  J"orn Rennecke <amylaar@cygnus.co.uk>
			  Andrew MacLeod  <amacleod@cygnus.com>

	* Makefile.in (lcm.o): Depend on insn-attr.h.
	* basic-block.h (optimize_mode_switching): Declare.
	* lcm.c (tm_p.h, insn-attr.h): #include.
	(seginfo, bb_info): New structs.
	(antic, transp, comp, delete, insert) : New file-scope static variables.
	(new_seginfo, add_seginfo, make_preds_opaque, reg_dies): New functions.
	(reg_becomes_live, optimize_mode_switching): Likewise.
	* tm.texi: Add description of mode switching macros.
	* toplev.c (rest_of_compilation): Call optimize_mode_switching.

	* sh-protos.h (remove_dead_before_cse): Remove prototype.
	(fldi_ok, fpscr_set_from_mem): New prototypes.
	* sh.h (OPTIMIZATION_OPTION): Remove sh_flag_remove_dead_before_cse set.
	(CONST_DOUBLE_OK_FOR_LETTER_P, SECONDARY_INPUT_RELOAD_CLASS):
	Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
	(sh_flag_remove_dead_before_cse): Remove declaration.
	(NUM_MODES_FOR_MODE_SWITCHING, OPTIMIZE_MODE_SWITCHING): New macros.
	(MODE_USES_IN_EXIT_BLOCK, MODE_NEEDED, MODE_AT_ENTRY): Likewise.
	(MODE_PRIORITY_TO_MODE, EMIT_MODE_SET): Likewise.
	* sh.c (broken_move): Disable fldi for (TARGET_SH4 && ! TARGET_FMOVD).
	(barrier_align): Allow for JUMP_INSNS containing a parallel.
	(machine_dependent_reorg): Remove sh_flag_remove_dead_before_cse set.
	(fldi_ok): New function.
	(get_fpscr_rtx): Add fpscr_rtx as GC root.
	(emit_sf_insn): Only generate fpu switches when optimize < 1.
	(emit_df_insn): Likewise.
	(expand_fp_branch, emit_fpscr_use, remove_dead_before_cse): Delete.
	(sh_flag_remove_dead_before_cse): Delete.
	(get_free_reg, fpscr_set_from_mem): New functions.
	* sh.md (movdf, movsf): Remove no_new_pseudos code.
	(return): Remove emit_fpscr_use / remove_dead_before_cse calls.

2000-02-15  Loren Rittle  <ljrittle@acm.org>

	* ginclude/stddef.h: Correct usage of _BSD_RUNE_T_ for FreeBSD.

2000-02-15  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* Makefile.in (TREE_H, collect2.o, gcc.h, mips-tfile.o, cccp.o,
	cpphash.o, cppinit.o, protoize.o, unprotoize.o): Depend on version.h.

	* cccp.c: Include version.h and/or don't declare `version_string'.
	* collect2.c: Likewise.
	* alpha.c: Likewise.
	* arm/aof.h: Likewise.
	* arm/coff.h: Likewise.
	* arm/elf.h: Likewise.
	* arm/pe.h: Likewise.
	* arm/tcoff.h: Likewise.
	* arm/telf.h: Likewise.
	* arm/tpe.h: Likewise.
	* arm/vxarm.h: Likewise.
	* convex/convex.c: Likewise.
	* i386/dgux.c: Likewise.
	* i386/sun386.h: Likewise.
	* m88k/m88k.c: Likewise.
	* mcore/mcore-pe.h: Likewise.
	* mips/mips.h: Likewise.
	* romp/romp.h: Likewise.
	* sh/sh.c: Likewise.
	* cpphash.c: Likewise.
	* cppinit.c: Likewise.
	* dwarf2out.c: Likewise.
	* dwarfout.c: Likewise.
	* gcc.c: Likewise.
	* gcc.h: Likewise.
	* mips-tfile.c: Likewise.
	* protoize.c: Likewise.
	* toplev.c: Likewise.
	* tree.h: Likewise.

	* version.c (version_string): Constify a char*.

	* version.h: New file.

2000-02-14  Nick Clifton  <nickc@cygnus.com>

	* configure.in: Add mcore-elf and mcore-pe targets.
	* configure: Regenerate.

	* NEWS: Add note that MCore port has been contributed.

	* invoke.texi: Document command line switches for MCore port.
	* install.texi: Add MCore to list of supported targets.

2000-02-14  Geoff Keating  <geoffk@cygnus.com>

	* collect2.c (main) [COLLECT_EXPORT_LIST]: If we have frames,
	then we will need to import the frame handling functions.
	(scan_prog_file) [COLLECT_EXPORT_LIST]: We will also need
	to import the frames themselves.

Mon Feb 14 13:31:01 2000  Stan Cox  <scox@cygnus.com>
			  Jason Eckhardt  <jle@cygnus.com>

	* basic_block.h: Added prototype for reorder_basic_blocks.
	* toplev.c: Changes to add -freorder-blocks and graph dump after
	block reordering is done.
	* flow.c (reorder_block_def): New structure for use during block
	reordering.
	(REORDER_BLOCK_*): New macros to access members of above structure.
	(skip_insns_between_block, get_common_dest, chain_reorder_blocks,
	make_reorder_chain, fixup_reorder_chain, reorder_basic_blocks): New
	functions for block reordering.

Mon Feb 14 11:24:44 2000  Hans-Peter Nilsson  <hp@bitrange.com>

	* gcc.texi (Passes): Fix typo.
	* md.texi (Standard Names): Ditto.
	* tm.texi (Storage Layout): Ditto.

2000-02-13  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.c (do_define): Only free the old definition if it
	actually had one.

2000-02-13   Neil Booth  <NeilB@earthling.net>

	* cppfiles.c (read_and_prescan): When emitting deferred
	newlines, test speccase[] again instead	of checking each
	possible whitespace character in turn.  When we encounter \r,
	look behind for \n first, then ahead.

2000-02-13  Zack Weinberg  <zack@wolery.cumb.org>

	* cse.c (cse_altered): New internal flag.
	(cse_insn): Set it if we changed an insn.
	(cse_main): Clear cse_altered before each basic block.
	Only garbage collect if cse_altered is true afterward.

Sun Feb 13 14:12:28 2000  Rainer Orth  <ro@TechFak.Uni-Bielefeld.DE>

	* sparc/sol2.h (LIB_SPEC): Link -ldl if profiling.

Sun Feb 13 13:21:55 2000  Jeffrey A Law  (law@cygnus.com)

	* combine.c (simplify_comparison): Fix typo.

Sun Feb 13 12:57:52 2000  Neil Booth <NeilB@earthling.net>

	* prefix.c (concat, lookup_key): Use xmalloc and xrealloc
	consistently.

2000-02-13  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* flow.c (flow_loop_tree_node_add): Use better algorithm by passing
	previously inserted node instead of root node.	Caller changed.

2000-02-13  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* basic-block.h (FLOW_LOOP_FIRST_BLOCK, FLOW_LOOP_LAST_BLOCK): Delete.

2000-02-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* crtstuff.c (__do_global_ctors_aux, __reg_frame_ctor,
	__dereg_frame_dtor): Add prototype argument.

	* gthr-dce.h (__gthread_active_p, __gthread_once): Likewise.

	* gthr-posix.h (__gthread_active_p, __gthread_once): Likewise.

	* gthr-solaris.h (__gthread_active_p, __gthread_once): Likewise.

	* gthr-vxworks.h (__gthread_once): Likewise.

	* gthr-win32.h (__gthread_active_p, __gthread_once): Likewise.

Sat Feb 12 01:44:26 MET 2000  Jan Hubicka  <jh@suse.cz>

	* i386.c (ix86_emit_restore_regs_using_mov): Break out from ...
	(ix86_expand_epilogue): ... here. Use mov instead of add to restore
	stack pointer in functions w/o saved registers, output LEAVE more often
	on TARGET_USE_LEAVE machines.

2000-02-07  Dmitri Makarov  <dim@wrs.com> & Bernd Schmidt <bernds@redhat.com>

	* config/arm/arm.c (arm_init_cumulative_args); New function:
	Initlaise the CUMULATIE_ARGS strcuture for a function
	definition.
	(arm_function_arg): New function: Determine where to place a
	function's argument.  Also handles deciding the function's
	call cookie.
	(current_file_function_operand): New function: Return true if
	the symbol is a function which has already been compiled.
	(arm_is_long_call_p): New function: Return true if the
	indicated function should be called via a long call.
	(arm_valid_type_attribute_p): New function: Return true if the
	attribute is a valid, arm specific, attribute.
	(arm_comp_type_attribute): New function: Return true if the
	two types have compatible, arm specific, attributes.

	* config/arm/arm.h (CUMULATIVE_ARGS): Redefine to be a
	structure.
	(FUNCTION_ARG): Redefine to call arm_function_arg.
	(FUNCTION_ARG_PARTIAL_NREGS): Redefine to use correct
	structure field.
	(INIT_CUMULATIVE_ARGS): Redefine to call
	arm_init_cumulative_args.
	(FUNCTION_ARG_ADVANCE): Redefine to use correct structure
	field.
	(SETUP_INCOMING_VARARGS): Redefine to use correct structure
	field.
	(ARM_MARK_NEARBY_FUNCTION): New macro: Mark already compiled
	functions.
	(ENCODE_SECTION): Add call to ARM_MARK_NEARBY_FUNCTION.
	(VALID_MACHINE_TYPE_ATTRIBUTE): Define.
	(COMP_TYPE_ATTRIBUTES): Define.

	* config/arm/arm.md (call): Call arm_is_long_call_p to decide
	if a long call is needed.
	(call_value): Call arm_is_long_call_p to decide if a long call
	is needed.
	(call_symbol): Call arm_is_long_call_p to decide if a long call
	is needed.

	* config/arm/arm-protos.h: Add prototype for arm_is_long_call_p.

2000-02-11  Denis Chertykov  <denisc@overta.ru>

	* README.AVR: New file with information about the avr ports.
	* config/avr: New directory with avr port files.

2000-02-11  Andreas Jaeger  <aj@suse.de>

	* fixinc/Makefile.in (FIXINC_DEFS): Remove unneeded @fixinc_defs@.

2000-02-11  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c: Fix formatting, update commentary.
	(dump_definition): Take three separate arguments instead of a
	MACRODEF structure argument.
	* cpphash.h: Update prototype of dump_definition.
	* cppinit.c (cpp_finish): Update call of dump_definition.

	* cpplib.c (do_define): Always create new hash entry with
	T_MACRO type.  Remove redundant check for redefinition of
	poisoned identifier.  Update call of dump_definition.
	(do_undef): Don't call check_macro_name.  Rename sym_length to
	len.
	(do_error, do_warning): Don't use copy_rest_of_line or
	SKIP_WHITE_SPACE.
	(do_warning): Don't use pedwarn for the actual warning,
	only the notice about its not being in the standard.  (Fixes
	bug with #warning in system headers.)
	(do_ident): Stricter argument checking - accept only a single
	string after #ident.  Also, macro-expand the line.
	(do_xifdef): Use cpp_defined.  De-obfuscate.

	(do_pragma): Split out specific pragma handling to separate
	functions.  Use get_directive_token.  Update commentary.  Do
	not pass on #pragma once or #pragma poison to the front end.
	(do_pragma_once, do_pragma_implementation, do_pragma_poison,
	do_pragma_default): New.

Feb 11 12:30:53 2000  Jeffrey A Law  (law@cygnus.com)

	* jump.c (jump_optimize_1): The first operand in a relational
	can be a CONST_INT.
	* optabs.c (emit_conditional_move): Handle relationals which
	have a known true/false result.

2000-02-11  Geoff Keating  <geoffk@cygnus.com>

	* function.c (thread_prologue_and_epilogue_insns): Don't insert
	a RETURN insn into a block which already ends with a jump.

2000-02-11  Geoff Keating  <geoffk@cygnus.com>

	* haifa-sched.c (BUF_LEN): Increase a lot.

2000-02-11  Nick Clifton  <nickc@cygnus.com>

	* configure.in: Add tm_p_file specification for thumb targets.
	* configure: Regenerate.

	* config/arm/thumb-protos.h: New file: Prototypes for exported
	functions defined in thumb.c.

2000-02-11  Robert Lipe  <robertl@sco.com>

	* Makefile.in (bootstrap-lean): Remove additional files.
	(bootstrap2-lean): Likewise.
	(VOL_FILES): List of files for above.

2000-02-11  Nathan Sidwell  <nathan@acm.org>

	* cpphash.c (special_symbol): Remove spurious argument to
	cpp_lookup.

2000-02-11  Joel Sherrill (joel@OARcorp.com>

	* configure.in: (i*86-*-rtems*): Swapped elf and coff
	stanzas.
	* configure: Rebuilt.

2000-02-11  Rodney Brown  <RodneyBrown@pmsc.com>

	* pa-protos.h: Wrap function_arg_padding in TREE_CODE #ifdef.

Fri Feb 11 02:59:05 2000  Jeffrey A Law  (law@cygnus.com)

	* pa.c, pa.h: Remove trigraph sequences within comments.

Fri Feb 11 02:51:56 2000  Pavel Roskin <pavel_roskin@geocities.com>

	* invoke.texi (PPC Options): -mno-new-mnenomics -> -mold-mnemonics.

Fri Feb 11 02:48:30 2000  Brad Lucier  (lucier@math.purdue.edu)

	* sbitmap.h: Make SBITMAP_ELT_BITS unsigned.

2000-02-11  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.c (fp_zero_operand): Check for CONST_DOUBLE.

2000-02-11  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.h (ASM_GLOBALIZE_LABEL): Use c4x_global_label.
	(ASM_OUTPUT_EXTERNAL): Use c4x_external_ref.
	(ASM_OUTPUT_EXTERNAL_LIBCALL): Likewise.
	(ASM_FILE_END): Use c4x_file_end.
	* config/c4x/c4x.c (c4x_global_label): New function.
	(c4x_external_ref, c4x_file_end): Likewise.

	* config/c4x/c4x-protos.h (c4x_global_label): Add prototype.
	(c4x_external_ref, c4x_end_file): Likewise.

2000-02-10  Zack Weinberg  <zack@wolery.cumb.org>

	* cppexp.c: Don't include cpphash.h.
	(parse_charconst, cpp_lex): Use cpp_defined.
	(cpp_lex): Use get_directive_token throughout.  Remove
	unnecessary cases from switch.  Move assertion-handling code
	down to OTHER case.
	(cpp_parse_expr): If we see '+' or '-', check the context to
	determine if they are unary or binary operators.  Streamline
	the jumps a bit.  Do not call skip_rest_of_line.

	* cpplib.c: Make skip_rest_of_line and cpp_skip_hspace
	static.  Export get_directive_token.  Update commentary.
	(cpp_defined): New function.
	(do_define): Remove reference to T_PCSTRING.  Call
	free_definition to release memory for old definition, when
	redefining a macro.
	(eval_if_expression): Set only_seen_white to 0 before calling
	cpp_parse_expr.  Call skip_rest_of_line after it returns.
	(cpp_read_check_assertion): Don't preserve a pointer into the
	token buffer across a call to cpp_get_token.

	* Makefile.in (cppexp.o): Don't depend on cpphash.h.
	* cppfiles.c (redundant_include_p): Use cpp_defined.
	* cpphash.c (free_definition): New function.
	(delete_macro): Use it.  Update commentary.
	* cpphash.h: Typedef HASHNODE here.  Prototype cpp_lookup and
	free_definition.
	* cpplib.h: Don't typedef HASHNODE here. Delete T_PCSTRING
	from enum node_type.  Prototype cpp_defined and get_directive_token.
	Don't prototype cpp_lookup, skip_rest_of_line, or cpp_skip_hspace.

	* fix-header.c (check_macro_names): Use cpp_defined.
	(read_scan_file): Set inhibit_warnings and inhibit_errors in
	the options structure.

2000-02-10  Franz Sirl  <Franz.Sirl-kernel@lauterbach.com>

	* c-pragma.c (maximum_field_alignment): Remove duplicate declaration.

2000-02-10  Jason Merrill  <jason@casey.cygnus.com>

	* dwarf2out.c (add_abstract_origin_attribute): Check TREE_CODE (origin)
	rather than die->die_tag.

Thu Feb 10 16:26:49 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* combine.c (make_extraction, force_to_mode): Avoid warning on
	mixed-signedness conditionals.
	(make_field_assignment, nonzero_bits): Likewise.
	* expmed.c (store_fixed_bit_field): ALIGN arg now unsigned.
	(store_split_bit_field, extract_split_bit_field): Likewise.
	(extract_fixed_bit_field, store_bit_field,
	* expr.c: Change alignment to be unsigned everywhere.
	(move_by_pieces, store_constructor_field, store_constructor):
	Alignment parm is unsigned.
	(emit_block_move, emit_group_load, emit_group_store): Likewise.
	(clear_storage, emit_push_insn, compare_from_rtx): Likewise.
	(do_compare_rtx_and_jump): Likewise.
	(move_by_pieces_ninsns, clear_by_pieces): Likewise.
	Compare align with GET_MODE_ALIGNMENT.
	(expand_expr_unaligned): Pointer to alignment is pointer to unsigned.
	(get_inner_reference): Likewise.
	(copy_blkmode_from_reg, emit_push_insn): Remove unneeded casts.
	(expand_assignment): Local vars for alignment now unsigned.
	(store_constructor, store_field, expand_expr, do_jump): Likewise.
	(do_compare_and_jump): Likewise.
	(store_field): Call new function expr_align.
	* expr.h (emit_block_move, emit_group_load, emit_group_store):
	Alignment arg now unsigned.
	(clear_storage, emit_push_insn, compare_from_rtx): Likewise.
	(do_compare_rtx_and_jump, store_bit_field): Likewise.
	(extract_bit_field): Likewise.
	* fold-const.c (add_double): Add cast to eliminate signedness warning.
	* machmode.h (GET_MODE_ALIGNMENT): Result is unsigned.
	(get_best_mode): Alignment arg is unsigned.
	* rtl.h (move_by_pieces): Likewise.
	* store-layout.c (maximum_field_alignment, set_alignment):
	Now unsigned.
	(layout_decl): Alignment arg is now unsigned.
	Remove unneeded casts.
	(layout_record, layout_union, layout_type): Remove unneeded casts.
	Local alignment variables now unsigned.
	(get_best_mode): Alignment arg now unsigned.
	* tree.c (expr_align): New function.
	* tree.h (expr_align): Likewise.
	(maximum_field_alignment, set_alignment): Now unsigned.
	(get_inner_reference): Alignment argument is now pointer to unsigned.
	* varasm.c (assemble_variable): Add cast to eliminate warning.

Thu Feb 10 12:56:47 2000  Jim Wilson  <wilson@cygnus.com>

	* expmed.c (store_bit_field): If op0 and fieldmode are the same size,
	then store directly into op0.

	* calls.c (expand_call): When emitting a NOTE_INSN_SETJMP, search for
	the CALL_INSN, and emit the note immediately after it.

2000-02-10  Nick Clifton  <nickc@cygnus.com>

	* config/arm/thumb.md (epilogue): Include a (return) in the
	generated insn, and emit it using emit_jump_insn not
	emit_insn.

Thu Feb 10 18:28:59 MET 2000  Jan Hubicka  <jh@suse.cz>

	* function.c (assign_temp): Change zero-sized arrays to size 1.
	* integrate.c (expand_inline_function): Do not update
	stack_alignment_needed
	* i386.c (compute_frame_size): Remove #ifdef PREFERRED_FRAME_BOUNDARY,
	add some sanity checking, remove optimization for function with
	zero frame size.

2000-02-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* flow.c (mark_regs_live_at_end): Delete unused variables.

	* ggc-page.c (ggc_page_print_statistics): bzero -> memset.

	* integrate.c (copy_rtx_and_substitute): Wrap variable `alignment'
	in macro FRAME_GROWS_DOWNWARD.

	* stmt.c (expand_end_bindings): Delete unused variable.

	* unroll.c (iteration_info): Mark parameter `loop' with
	ATTRIBUTE_UNUSED.

2000-02-10  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* fixinc/server.c (load_data): Return NULL if the marker line is
	not found.
	(run_shell): If load_data returns NULL, retry the command once, in
	a new shell.

	* configure: Rebuilt.

2000-02-09  Bruce Korb  <bkorb@gnu.org>

	* gcc/fixincludes:  ** DELETED **
	* gcc/fixcpp:  ** DELETED **
	* gcc/fixinc-nt.sed:  ** DELETED **
	* gcc/just-fixinc:  ** DELETED **
	* gcc/Makefile.in:  Removed out-dated commentary
	* gcc/configure.in: Removed fast-fixincludes disablement.
	* MAINTAINERS(Ian Taylor) moved to "Write after approval" group.

2000-02-09  Clinton Popetz  <cpopetz@cygnus.com>
	* function.c (thread_prologue_and_epilogue_insns): Uncomment
	last change.

2000-02-09  Richard Henderson  <rth@cygnus.com>

	* jump.c (delete_insn): Don't delete user labels at -O0.

2000-02-09  Robert Lipe  <robertl@sco.com>

	* Makefile.in (gen-protos): Don't depend on HOST_LIBDEPS.
	Don't link with HOST_LIBS.

2000-02-09  Zack Weinberg  <zack@wolery.cumb.org>

	* configure.in: Correct --help text for --with-dwarf2.
	Put tm-dwarf2.h after other tm files, if it's requested.
	* configure: Regenerate.
	* config/tm-dwarf2.h: #undef PREFERRED_DEBUGGING_TYPE before
	defining it.

2000-02-09  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.h: Provide HASHNODE typedef and forward decl of
	struct hashnode only.  Kill cpp_hashnode typedef.  MACRODEF,
	DEFINITION, struct hashnode, struct macrodef, struct
	definition, scan_decls prototype, default defn of
	INCLUDE_LEN_FUDGE moved elsewhere.

	* cpphash.h: MACRODEF, DEFINITION, struct macrodef, struct
	definition, and struct hashnode moved here. Remove the unused
	'predefined' field from struct definition.  Replace the 'args'
	union with its sole member.  All users updated (cpphash.c).
	Delete HASHSTEP and MAKE_POS macros, and hashf prototype.  Add
	multiple include guard.

	* cpphash.c (hashf): Make static; use better algorithm; drop
	HASHSIZE parameter; return an unsigned int.
	(cpp_lookup): Drop HASH parameter.  PFILE parameter is
	used. Calculate HASHSIZE modulus here.
	(cpp_install): Drop HASH parameter. Calculate HASHSIZE modulus
	here.
	(create_definition): Drop PREDEFINITION parameter.
	* cpplib.c (do_define): Don't calculate a hash value here.
	Don't pass (keyword == NULL) to create_definition.

	* scan.h: Prototype scan_decls here.
	* cppfiles.c: Move INCLUDE_LEN_FUDGE default defn here.
	* cppexp.c, cppfiles.c, cppinit.c, cpplib.c, fix-header.c: All
	callers of cpp_lookup and cpp_install updated.

	* cpphash.c (macarg): Hoist all the flag diddling out of the
	function...
	(macroexpand): ... and out of the loop that calls macarg.
	Skip over the initial paren before macro arguments with
	cpp_get_non_space_token; point may be some distance before
	that paren.  Abort if it's not there.

	* cpplib.c (parse_clear_mark): Delete function.
	(parse_set_mark, parse_goto_mark): Make static.
	(ACTIVE_MARK_P): New macro.
	(skip_block_comment, skip_line_comment): Do not bump the line
	if ACTIVE_MARK_P is true.
	(cpp_pop_buffer): The buffer to be popped may not have an
	active mark.
	(cpp_get_token): When looking for the initial paren before
	macro arguments, only set a mark in a file buffer, Always
	return to that mark before proceeding to call macroexpand or
	return a NAME token.

	* cpplib.h: Remove prototypes of parse_set_mark,
	parse_clear_mark, parse_goto_mark.
	(struct cpp_options): Rename 'put_out_comments' to
	'discard_comments' and invert its sense.
	* cppinit.c, cpphash.c, cpplib.c: All users of
	put_out_comments changed to use discard_comments, with
	opposite sense.

2000-02-09  Clinton Popetz  <cpopetz@cygnus.com>

	* function.c (thread_prologue_and_epilogue_insns): Don't delete
	the edge from a block that both jumps and falls through to the
	fallthru block.

2000-02-09  Scott Bambrough  <scottb@netwinder.org>

	* config/arm/arm.md (movsi): In PIC mode, make sure that a
	constant source address is legitimate.

2000-02-09  Philip Blundell  <pb@futuretv.com>

	* config/arm/arm.c (legitimize_pic_address): Handle LABEL_REF
	correctly.

	* config/arm/arm.h (LEGITIMATE_CONSTANT_P): Allow anything when
	generating PIC.
	(LEGITIMATE_PIC_OPERAND): Disallow references to labels.

2000-02-09  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.c (cpp_define, cpp_undef): Make sure the stacked buffer
	ends with a newline and a NUL.  Don't be so clever manipulating
	strings.

Wed Feb  9 14:18:08 MET 2000  Jan Hubicka  <jh@suse.cz>

	* reload1.c (reload) Align stack frame to cfun->stack_alignment_needed,
	not to BIGGEST_ALIGNMENT.

2000-02-08  Geoff Keating  <geoffk@cygnus.com>

	* dwarf2.h (DW_CFA_GNU_negative_offset_extended): New constant.
	* dwarf2out.c (dwarf_cfi_name): Print name of new constant.
	(reg_save): Use DW_CFA_GNU_negative_offset_extended when needed.
	(output_cfi): Handle output of DW_CFA_GNU_negative_offset_extended.
	* frame.c (execute_cfa_insn): Handle
	DW_CFA_GNU_negative_offset_extended.

2000-02-08  Richard Henderson  <rth@cygnus.com>

	* flow.c (tidy_fallthru_edges): Split out from ...
	(delete_unreachable_blocks): ... here.
	(find_basic_blocks): Use it.

Tue Feb  8 15:51:50 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* stmt.c (expand_decl): Do set RTX_UNCHANGING_P for TREE_READONLY.

2000-02-08  Zack Weinberg  <zack@wolery.cumb.org>

	* Makefile.in (GEN_PROTOS_OBJS): Remove libcpp.a.
	(gen_protos.o): Don't depend on cpplib.h or cpphash.h.
	(fix-header.o): Don't depend on cpphash.h.

	* scan.c (hashstr): New function.
	* scan.h: Prototype it.
	* fix-header.c: Don't include cpphash.h.  Use hashstr.
	* gen-protos.c: Don't include cpphash.h or cpplib.h.  Use
	hashstr.  Report hash table statistics.  Add private
	definition of xrealloc.

2000-02-08  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* i386.h (TARGET_SWITCHES): Fix typo in option name.

2000-02-08  Clinton Popetz  <cpopetz@cygnus.com>

	* function.c (thread_prologue_and_epilogue_insns): Don't replace
	jumps with returns unless they are jumps to the fallthru block.

Tue Feb  8 07:53:55 2000  Jan Hubicka  <jh@suse.cz>

	* i386.md (addqi3_cc): Fix constraints.

Tue Feb  8 01:39:45 2000  Hans-Peter Nilsson  <hp@bitrange.com>

	* function.c (emit_return_into_block): Wrap in #ifdef HAVE_return.

2000-02-07  Mark Mitchell  <mark@codesourcery.com>

	* cpplib.c (cpp_get_token): Call CPP_BUMP_LINE after reading a
	carriage return after a macro name.

2000-02-07  Fred Fish  <fnf@be.com>

	* i386/beos-elf.h: (ASM_IDENTIFY_GCC): Define to nothing
	so the gcc2_compiled symbol doesn't confuse BeOS debuggers.

2000-02-07  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c (deps_output): Count spacers in deps_column.

2000-02-07  Neil Booth  <NeilB@earthling.net>

	* cppinit.c (initialize_dependency_output): If there is no
	suffix, don't try to look for known suffixes.  Use strrchr.
	(cpp_start_read): Remove duplicate initialization.

Mon Feb  7 18:36:41 MET 2000  Jan Hubicka  <jh@suse.cz>

	* calls.c (compute_argument_block_size): New argument
	preferred_stack_boundary.
	(expand_call): update cfun->preferred_stack_boundary, update call of
	compute_argument_block_size
	(emit_library_call): Increate cfun->preferred_stack_boundary
	to PREFERRED_STACK_BOUNDARY
	(emit_library_call_value): Likewise.
	* explow.c (allocate_dynamic_stack_spave): Likewise.
	* function.c (prepare_function_start): Set
	cfun->preferred_stack_boundary
	* function.h (struct function): Add preferred_stack_boundary field.
	* integrate.c (expand_inline_function): Update
	cfun->preferred_stack_boundary and cfun->stack_alignment_needed.
	(copy_rtx_and_substitute): Align frame to stack_alignment_needed only.
	* i386.c (compute_frame_size): Use cfun->preferred_stack_boundary.

2000-02-06  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.c (my_strerror, cpp_error, cpp_error_with_line,
	cpp_error_from_errno, cpp_warning, cpp_warning_with_line,
	cpp_pedwarn, cpp_pedwarn_with_line,
	cpp_pedwarn_with_file_and_line): Move to cpperror.c.
	(cpp_print_file_and_line, v_cpp_error, v_cpp_warning,
	v_cpp_error_with_line, v_cpp_warning_with_line,
	cpp_message_from_errno, cpp_perror_with_name): Delete.

	* cpperror.c (cpp_print_containing_files): Take starting
	buffer as argument.
	(cpp_file_line_for_message): Rename to cpp_print_file_and_line.
	(v_cpp_message): Now called directly by all entry points.
	Remove -1 case.
	(cpp_pfatal_with_name, cpp_message): Delete.
	(cpp_notice_from_errno, cpp_ice): New functions.
	(cpp_notice): Is now for reporting error conditions, just
	without an associated file.
	(cpp_error, cpp_error_with_line): Don't do anything if
	opts->inhibit_errors is on.
	(cpp_pedwarn_with_file_and_line): Take column argument also.

	* cpplib.h: Update prototypes of exported functions.
	(struct cpp_options): Add inhibit_errors.

	* cppalloc.c, cppfiles.c: Use fprintf not cpp_notice for
	non-error messages.  Include intl.h.

	* cppinit.c, cppmain.c: Likewise.  Also, use
	cpp_notice_from_errno instead of cpp_perror_with_name or
	cpp_pfatal_with_name, and cpp_notice instead of cpp_message.

	* cppexp.c, cpphash.c, cppinit.c, cpplib.c: Use cpp_ice to
	report internal errors.

	* cpplib.c (do_define): Switch bcopy to memcpy.
	Give cpp_pedwarn_with_file_and_line a dummy column argument.

	* cpplib.c (copy_rest_of_line): Revert previous change: don't
	bail out early if we hit a line comment.

2000-02-06  Richard Henderson  <rth@cygnus.com>

	* flow.c (flow_delete_insn, make_edge, remove_edge): Export.
	* basic-block.h: Declare them.
	* emit-rtl.h (active_insn_p): New.
	(next_active_insn, prev_active_insn): Use it.
	* rtl.h: Declare it.
	* function.c (emit_return_into_block): New.
	(thread_prologue_and_epilogue_insns): Insert return insns instead
	of epilogues when possible.
	* jump.c (jump_optimize_1): Remove code to insert a return insn
	on the fallthru to the exit block.

	* i386.c (ix86_can_use_return_insn_p): Fail for large poped args
	and for non-empty stack frames.
	* i386.md (return): Expand to return-pop as needed.

2000-02-06  Richard Henderson  <rth@cygnus.com>

	* simplify-rtx.c (simplify_relational_operation): Canonicalize
	constant to op1 for testing.

2000-02-06  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.md (*ldi_on_overflow): New pattern.
	(fixuns_truncqfqi2): Use it.

2000-02-06  Richard Henderson  <rth@cygnus.com>

	* i386.c (ix86_agi_dependant): Handle pro_epilogue_adjust_stack
	as a TYPE_LEA insn.

	* i386.md (widening and peepholes): Mask the constant instead of
	using gen_lowpart.

2000-02-05  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c (read_and_prescan) [case SPECCASE_QUESTION]: Bump
	input pointer before possibly branching off to the backslash
	code.
	* cpphash.c (macroexpand): Correctly delete \r escapes when
	stringifying parameters.
	* cpplib.c (copy_rest_of_line): Go directly to skip_block_comment
	if we can; bail out early if we hit a line comment.
	(handle_directive): Treat '# 123' in an .S file just like
	'# <punctuation>'.  Discard the shifted '#' if we hit '#\n'.
	Return 1 for '# not_a_directive'.
	(get_directive_token): Pop macro buffers here, so that
	cpp_get_token can't sneakily move past a newline.
	Add sanity checks.
	(cpp_get_token): goto randomchar if handle_directive returns 0.

	* cppalloc.c: Update copyright.
	* cpplib.c: Merge all the static function prototypes into one
	block.
	* cpplib.h: Remove #if 0 block.

	* cpperror.c: Remove #ifdef EMACS block.
	* cppmain.c: Likewise.
	* cpphash.c: Remove #if 0 blocks.
	* cppinit.c: Remove #if 0 blocks, and the -lint option.
	* cpplib.c: Remove #if 0 blocks and code referencing
	pcp_inside_if or for_lint.  Remove duplicate error message.
	Fix error messages for #else after #else or #elif.  Reformat.
	Remove archaic TODO list.
	* cpplib.h: Remove pcp_inside_if and for_lint flags.

2000-02-05  Zack Weinberg  <zack@wolery.cumb.org>

	* i386/osf1elf.h: Add missing backslash to multiline string.

2000-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* longlong.h [sparc] (udiv_qrnnd): Avoid stringifying macro arg.

2000-02-05  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* Makefile.in (c-common.o): Depend on $(EXPR_H).

	* c-common.c: Include expr.h.

	* c-pragma.c (mark_align_stack): Add prototype.

	* caller-save.c (add_stored_regs): Likewise.

	* combine.c (record_promoted_value): Likewise.

	* i386.c (ix86_sched_reorder_pentium, ix86_sched_reorder_ppro):
	Likewise.

	* cppinit.c (new_pending_define): Likewise.

	* cpplib.c (skip_block_comment, skip_line_comment): Likewise.

	* dwarf2out.c (save_rtx, splice_child_die, reverse_die_lists,
	AT_class, AT_flag, AT_int, AT_unsigned, AT_string, AT_ref, AT_loc,
	AT_addr, AT_lbl, get_AT_ref, free_AT, free_die, local_scope_p,
	class_scope_p): Likewise.

	* dwarf2out.h (dwarf2out_set_demangle_name_func,
	dwarf2out_add_library_unit_info): Likewise.

	* ggc.h (ggc_page_print_statistics): Likewise.

	* haifa-sched.c (propagate_deps): Likewise.

	* reg-stack.c (next_flags_user, record_label_references): Likewise.

	* rtl.h (set_stack_check_libfunc): Likewise.

	* toplev.h (set_fatal_function): Likewise.

	* toplev.c (set_fatal_function): Delete prototype.

	* diagnostic.c: Deconstify functions returning malloc'ed ptrs.

2000-02-05  Geoff Keating  <geoffk@cygnus.com>

	* ginclude/ppc-asm.h (FUNC_START): Use USER_LABEL_PREFIX.
	(FUNC_END): Likewise.

2000-02-05  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* caller-save.c: Include tm_p.h.

2000-02-05  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* Makefile.in (libgcc.a): Add $(LIBGCC1) to libgcc.a after $(LIBGCC2).

2000-02-04  Neil Booth  <NeilB@earthling.net>

	* cccp.c (main): Check 'dir' for a NULL pointer before passing
	it to strcmp.

2000-02-04  Zack Weinberg  <zack@wolery.cumb.org>

	* recog.h: Remove NO_MD_PROTOTYPES ifdefs.
	* genflags.c: Use the max_operand_1 logic from genemit.c to
	calculate how many arguments gen_insn prototypes have.  Remove
	NO_MD_PROTOTYPES ifdefs from the generated file.
	* genoutput.c: Don't define NO_MD_PROTOTYPES in the generated
	file.  Cast gen_insn initializers to insn_gen_fn.
	* config/alpha/vms.h: Don't define NO_MD_PROTOTYPES.
	* gcc.texi: Remove documentation of NO_MD_PROTOTYPES.

2000-02-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* fixinc/Makefile.in (HDR): Add machname.h.
	(clean): Likewise.

2000-02-05  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.h (c4x_compare_op0, c4x_compare_op1): Move ...
	(c4x_regclass_map, c4x_caller_save_map, c4x_rpts_cycles): Ditto.
	(c4x_cpu_version): Ditto.
	* config/c4x/c4x-protos.h: ... here.

2000-02-04  Jason Merrill  <jason@casey.cygnus.com>

	* dwarf2out.c (add_abstract_origin_attribute): Don't call
	gen_abstract_function on our context if we're a nested function.

2000-02-05  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.md (fixuns_truncqfqi2): Rewrite.
	* config/c4x/libgcc.S (ufix_truncqfhi2n): Fix.

2000-02-04  Bruce Korb  <bkorb@gnu.org>

	* fixinc/genfixes(machname.h):
	Move the functionality from gen-machine.h into this file.
	UNdef MN_NAME_PAT if there are no names to change.
	Also, be a little kinder when AutoGen is not present.

	* fixinc/Makefile.in(machname.h):
	Change the generation rule to use genfixes.

	* fixinc/fixfixes.c(machine_name):
	machine_name_fix's functionality now dependent upon whether
	MN_NAME_PAT is defined.

	* fixinc/fixtests.c(machine_name):
	ditto.

	* fixinc/fixlib.c(mn_get_regexps): conditional on definition
	of MN_NAME_PAT.

	* fixinc/fixlib.h(mn_get_regexps):
	ditto

	* fixinc/gen-machine.h: DELETED

2000-02-04  Jan Hubicka  <jh@suse.cz>
	    Richard Henderson  <rth@cygnus.com>

	* i386.c (SAVE_REGS_FIRST): Remove.
	(ix86_initial_elimination_offset): Handle only SAVE_REGS_FIRST mode.
	(ix86_compute_frame_size): Likewise.
	(ix86_expand_prologue): Likewise.  Use pro_epilogue_adjust_stack.
	(ix86_emit_restore_regs): Remove.
	(ix86_emit_epilogue_esp_adjustment): Use pro_epilogue_adjust_stack
	when a frame pointer is in use.
	(ix86_expand_epilogue): Handle only SAVE_REGS_FIRST mode.  Use mov
	instead of pop to restore a register when profitable; emit leave
	when profitable.
	(ix86_attr_length_default): Handle pro_epilogue_adjust_stack
	as a TYPE_LEA insn.
	(ix86_adjust_cost): Handle pro_epilogue_adjust_stack as TYPE_ALU.
	* i386.md (prologue_allocate_stack): Remove.
	(epilogue_deallocate_stack): Remove.
	(pro_epilogue_adjust_stack): New.

2000-02-04  Richard Henderson  <rth@cygnus.com>

	* function.c (diddle_return_value): Rework to use a callback function.
	Use current_function_return_rtx if it's been set up.
	(do_clobber_return_reg, clobber_return_register): New.
	(do_use_return_reg, use_return_register): New.
	(expand_function_end): Use them.
	* stmt.c (expand_null_return): Likewise.
	* function.h: Declare them.
	* flow.c (mark_regs_live_at_end): Use diddle_return_value.
	(mark_reg): Change arguments as appropriate for callback.
	* integrate.c (expand_inline_function): Revert 19 Jan change.

Fri Feb  4 20:25:42 2000  Hans-Peter Nilsson  <hp@bitrange.com>

	* tm.texi (Values in Registers): Fix typo: "fo" "for".
	(Misc): Say the scheduler, not the Haifa scheduler.

2000-02-04  Clinton Popetz  <cpopetz@cygnus.com>

	* jump.c (mark_jump_label): Add in_mem param, check SYMBOL_REFs
	when in_mem is set.  Update all callers.

2000-02-04  Richard Henderson  <rth@cygnus.com>

	* i386/openbsd.h (INT_ASM_OP): Define.

Fri Feb  4 10:51:30 2000  Hans-Peter Nilsson  <hp@bitrange.com>

	* tm.texi: Fix various typos.

Thu Feb  3 17:17:32 2000  Steve Ellcey <sje@cup.hp.com>

	* config/pa/pa-hpux11.h (LIB_SPEC): Correct typo in !p case.
	(MD_STARTFILE_PREFIX_1): New macro.

Thu Feb  3 15:08:13 MET 2000  Jan Hubicka  <jh@suse.cz>

	* i386.md (movstrsi, clrstrsi): Support variable sized copies, align
	destination when needed.
	(strmovsi, strsetsi): New expander.
	(strmovsi_1, strsetsi_1): New pattern.
	* i386.h (MASK_NO_ALIGN_STROP, MASK_INLINE_ALL_STROP,
	TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS): New macros.
	(TARGET_SWITCHES) Add align-stringops and inline-all-stringops.
	* invoke.texi (align-stringops, inline-all-stringops): Document.

Wed Feb  2 23:04:47 2000   Krister Walfridsson <cato@df.lth.se>

	* i386/netbsd.h (INT_ASM_OP): Define.

2000-02-02  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.h (cpp_reader): Add new flag, no_directives.
	* cpphash.c (macarg): Set it.
	* cpplib.c (handle_directive): If no_directives is on and we
	find a directive, issue an error and discard the line.

Wed Feb  2 13:07:10 2000  Jim Wilson  <wilson@cygnus.com>

	* config/sparc/sparc.h (PREFERRED_RELOAD_CLASS): Delete 'E' check for
	FP constants.  Add ! TARGET_FPU check for FP constants.

2000-02-02  Clinton Popetz  <cpopetz@cygnus.com>

	* flow.c (find_basic_blocks): Don't kill label_value_list
	here.
	(cleanup_cfg): Kill it here.

Wed Feb  2 08:12:30 2000  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>

	* expr.c (store_field): Ensure ALIGN is no stricter than the
	alignment of EXP.

2000-02-02  Richard Henderson  <rth@cygnus.com>

	* jump.c (delete_insn): Partially revert 19 Jan change;
	don't convert unused code labels to notes at -O0.

2000-02-02 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>

	* toplev.c (rest_of_compilation): Run rebuild_jump_labels after
	split_all_insns to recreate REG_LABEL notes for flow2 pass.

2000-02-01  Richard Henderson  <rth@cygnus.com>

	* i386.c (general_no_elim_operand): New.
	(nonmemory_no_elim_operand): New.
	(ix86_expand_move): Copy eliminable operands before a push.
	* i386-protos.h: Declare new functions.
	* i386.h (CAN_ELIMINATE): Simplify.
	(PREDICATE_CODES): Update.
	* i386.md (push insns): Don't allow eliminable register operands.

2000-02-01  Richard Henderson  <rth@cygnus.com>

	* flow.c (mark_regs_live_at_end): Follow expand_function_end and
	replace BLKmode with DECL_RTL's mode.

2000-02-01  Zack Weinberg  <zack@wolery.cumb.org>

	* frame.c (find_fde): Convert for loop to do-while so compiler
	sees it's always executed at least once.
	* libgcc2.c (BBINBUFSIZE): Kill.
	(__bb_init_prg): Use fgets.
	(__bb_exit_trace_func): Don't paste strings.
	* unroll.c (unroll_loop): Initialize unroll_type, not
	unroll_number, and tweak logic to match.

	* i386.c (ix86_expand_int_movcc): Add explicit 'return 0' in
	all failure paths.
	(ix86_flags_dependant): Likewise.  Disentangle control flow.
	(ix86_sched_reorder): Break guts out to
	ix86_sched_reorder_pentium and ix86_sched_reorder_ppro.
	(ix86_sched_reorder_ppro): Initialize pair2 and insnp before
	any possible use.

	* i386.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Don't
	use string concatenation.  Don't save and restore esi.

	* fixinc/Makefile.in (fixincl.sh): Don't depend on inclhack.def.
	(machname.h): Remove script to separate file.  Use two-step
	sequence so target is not created if script fails.
	* fixinc/gen-machname.h: New file.  Handle case where no non-reserved
	identifiers are defined.
	* fixinc/fixlib.c (mn_get_regexps): Return a flag: if MN_NAME_PAT is
	an empty string, machine_name doesn't need to do anything at
	all.
	(is_cxx_header): Add more cases to regexp.
	* fixinc/fixlib.h: Update prototype.
	* fixinc/fixtests.c, fixinc/fixfixes.c: Update callers of
	mn_get_regexps.
	* fixinc/fixincl.c: Define NO_BOGOSITY.

	* fixinc/inclhack.def (no_double_slash, else_endif_label): Ifdef out.
	(hp_sysfile): Add missing comma.
	(math_exception): Put the wrapper ifdefs at the beginning and
	the end of the file.
	* fixinc/fixincl.x, fixinc/inclhack.sh: Regenerate.

2000-02-01  Richard Henderson  <rth@cygnus.com>

	* sparc.c (fp_zero_operand): Turn into a normal predicate.
	Use CONST0_RTX.  Update all callers.
	* sparc.h, sparc-protos.h: Update accordingly.
	* sparc.md (fp mov insns): Use fp_zero_operand directly
	where applicable.

Wed Feb  2 02:59:45 2000  Hans-Peter Nilsson  <hp@bitrange.com>

	* tm.texi (Values in Registers): Fix typo in HARD_REGNO_NREGS
	example.

2000-02-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* Makefile.in (specs.ready): New target.
	(fixinc.sh): Depend on `specs.ready' instead of `specs'.

2000-02-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* fixinc.irix: Use unique filenames for writing into /tmp,
	* fixinc.ptx: Likewise.
	* fixinc.sco: Likewise.
	* fixinc.svr4: Likewise.
	* fixinc.winnt: Likewise.

2000-02-01  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* tsystem.h: New file.

	* Makefile.in (libgcc2.a, stmp-multilib, crtbegin.o, crtend.o,
	s-crtS): Depend on tsystem.h.

	* crtstuff.c: Include tsystem.h.
	* frame.c: Likewise.
	* libgcc2.c: Likewise.

Tue Feb  1 19:53:27 CET 2000  Jan Hubicka  <jh@suse.cz>

	* builtins.c (expand_builtin_memset): Expand for variable sized
	lengths too.

2000-02-01  David Billinghurst <David.Billinghurst@riotinto.com.au>

	* config/mips/iris6.h (SUBTARGET_ASM_SPEC) : Default ISA based
	on ABI.

Tue Feb  1 00:57:40 2000  Hans-Peter Nilsson  <hp@bitrange.com>

	* dwarfout.c (SHORT_TYPE_SIZE): Correct default.

	* tm.texi (Type Layout): Correct entry for CHAR_TYPE_SIZE.

2000-01-31  Chandra Chavva <cchavva@cygnus.com>

	* combine.c (try_combine) [HAVE_cc0]: Trying to check the missed
	case 3->2 combining (combining with splitting) in which 2 is CC0
	setter/user and 3 is user. The rest of cases 2->1 and 3->2 are
	checked at the begining of the function with the aid of calling
	function 'can_combine_p'.

2000-01-31  Dave Brolley  <brolley@redhat.com>

	* cccp.c (struct argdata): Redeclare 'newlines' field as 'int'.

2000-01-31  Jason Merrill  <jason@casey.cygnus.com>

	* jump.c (redirect_jump): Move a NOTE_INSN_FUNCTION_END to the
	new label.

2000-01-31  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* gansidecl.h (PROTO, VPROTO, PVPROTO): Delete macros.

	* sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit):
	PROTO -> PARAMS.

2000-01-30  Zack Weinberg  <zack@wolery.cumb.org>

	* i386/386bsd.h, i386/beos-pe.h, i386/bsd386.h, i386/crtdll.h,
	i386/cygwin.h, i386/dgux.h, i386/djgpp-rtems.h, i386/djgpp.h,
	i386/freebsd.h, i386/gnu.h, i386/i386-aout.h, i386/i386-coff.h,
	i386/i386-interix.h, i386/i386elf.h, i386/linux.h, i386/lynx-ng.h,
	i386/lynx.h, i386/mach.h, i386/mingw32.h, i386/moss.h,
	i386/netbsd.h, i386/next.h, i386/openbsd.h, i386/osf1elf.h,
	i386/ptx4-i.h, i386/rtems.h, i386/rtemself.h, i386/sco.h,
	i386/sequent.h, i386/sun.h, i386/sysv4.h, i386/uwin.h, i386/vsta.h,
	i386/vxi386.h, i386/win-nt.h, i386/win32.h:
	Remove -Di386 -Acpu(i386) -Amachine(i386) from CPP_PREDEFINES.

	* i386/osf1elf.h, i386/scodbx.h, i386/seq-sysv3.h, i386/sysv5.h:
	Add %(cpp_cpu) to CPP_SPEC.

	* i386/osf1elf.h, i386/osfelf.h, i386/osfrose.h:
	Add %(cc1_cpu) to CC1_SPEC.

2000-01-28  Ulrich Drepper  <drepper@redhat.com>

	* c-decl.c (c_decode_option): Accept optional numeric argument to
	-Wformat and set warn_format.
	* c-common.c: Don't emit warning about non-constant printf format
	string unless warn_format > 1.

2000-01-30  Richard Henderson  <rth@cygnus.com>

	* alpha.md (return_internal): Allow after reload only.

2000-01-30  Richard Henderson  <rth@cygnus.com>

	* i386.c (ix86_compute_frame_size): Omit padding1 if the
	local frame size is zero.

2000-01-30  Richard Henderson  <rth@cygnus.com>

	* alpha.c (alpha_expand_epilogue): Don't emit the return insn.
	* alpha.h (EPILOGUE_USES): New.  Mark $26 live.
	* alpha.md (return): Turn into an expander.
	(return_internal): Don't use $26.
	(epilogue): Emit the return insn.

2000-01-30  Richard Henderson  <rth@cygnus.com>

	* alpha.md (negtf2, abstf2): Fix word order thinko.
	(extendsftf2): New.
	(trunctfsf2): Avoid intermediate rounding errors.

2000-01-30  Zack Weinberg  <zack@wolery.cumb.org>

	* cppfiles.c (find_position): Drop 'colp' argument, return the
	new line base.
	(read_and_prescan): Adjust to match.  Don't ever manipulate
	line or line_base except via find_position.

2000-01-29  Zack Weinberg  <zack@wolery.cumb.org>

	* c-parse.in: Apply Ulrich's changes from c-parse.y.
	* c-parse.y, objc/objc-parse.y, c-parse.c, objc/objc-parse.c:
	Regenerate.

2000-01-29  Zack Weinberg  <zack@wolery.cumb.org>

	* cpperror.c (cpp_file_line_for_message): If 'line' is zero,
	just print "<command line>".  If 'filename' is null or an
	empty string, print "<stdin>" for the filename.
	* cpplib.c (do_define): Don't print the 'location of the
	previous definition' message if we're still parsing the
	command line.
	(cpp_pedwarn_with_file_and_line): Always call
	cpp_file_line_for_message.

2000-01-29  Mark Mitchell  <mark@codesourcery.com>

	* flow.c (mark_regs_live_at_end): Fix typo.

2000-01-28  Ulrich Drepper  <drepper@redhat.com>

	* c-common.c: Adjust variable names, comments, help strings to c99.
	* c-lex.c: Likewise.
	* c-parse.y: Likewise.
	* c-tree.h: Likewise.
	* cccp.c: Likewise.
	* cpplib.h: Likewise.
	* c-decl.c: Likewise.  Recognize options with names "*99" as well.
	* cppinit.c: Likewise.

2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>

	* c4x.h (INIT_TARGET_OPTABS): Add all missing local optab entries.
	* c4x.c: Define the optab rtx values.
	(c4x_add_gc_roots): Add the ggc roots for these optab rtx values.
	(c4x_emit_libcall): Use new optab rtx values.
	(c4x_emit_libcall3): Likewise.
	(c4x_emit_libcall_mulhi): Likewise.
	* c4x-protos.h: Add prototypes for optab rtx values and change
	prototypes for above c4x_emit_libcall functions.

2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>

	* c4x.c (c4x_output_ascii): Restrict line length of output when TI
	syntax is used.
	(c4x_function_prologue): Use regnames intead of float_reg_names when
	TI syntax is used.
	(c4x_function_epilogue): Likewise.
	(c4x_print_operand): Likewise.
	* c4x.h (HOST_WIDE_INT_PRINT_HEX): Redefine.
	* c4x.md (set_high): Disable for TARGET_TI.

2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>

	* c4x.h (PREFERRED_RELOAD_CLASS): Change to restrict the reloading
	of framepointer + constant to ADDR_REGS class.
	* c4x.md (addqi3, addqi3_noclobber_reload): Update.
	* c4x.c (std_or_reg_operand): New function.
	* c4x-protos.h (std_or_reg_operand): Prototype it.

2000-01-29 Herman A.J. ten Brugge <Haj.Ten.Brugge@net.HCC.nl>

	* t-c4x: Change qi,qf,di,df into si,sf,hi,hf to generate same
		object names as libgcc2.c.
	* libgcc.S: Use newly defined names.

Fri Jan  7 19:48:04 CET 2000  Jan Hubicka  <jh@suse.cz>
	* sbitmap.c (sbitmap_first_set_bit, sbitmap_last_set_bit): New
	function.
	* sbitmap.h (sbitmap_first_set_bit, sbitmap_last_set_bit): Declare.
	* basic_block.h (FLOW_LOOP_FIRST_BLOCK): New macro.
	(FLOW_LOOP_LAST_BLOCK): Likewise.

2000-01-21  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* basic-block.h (struct loop): New fields 'first' and 'last'.
	* flow.c (flow_loops_find): Compute loop->first and loop->last.
	(flow_loops_dump): Use loop->first to check for NOTE_INSN_LOOP_BEG
	and loop->last to check for NOTE_INSN_LOOP_END.

Fri Jan 28 10:57:58 2000  Jason Eckhardt  <jle@cygnus.com>

	* predict.c (estimate_probability): Use the new FIRST and LAST fields
	of the loop descriptor rather than HEADER and LATCH. Also added
	missing break statements as well making some coding style modifications
	as suggested by Michael Hayes.

2000-01-28  Richard Henderson  <rth@cygnus.com>

	* flow.c (find_basic_blocks): Remove do_cleanup argument.
	Break out that code ...
	(cleanup_cfg): ... here.
	(commit_one_edge_insertion): Detect a return instruction being
	emitted to an edge.  Emit a barrier following; clear fallthru.
	(commit_edge_insertions): Verify CFG consistency.
	* function.c (expand_function_start): Kill unused variable.
	(expand_function_end): Likewise.
	(thread_prologue_and_epilogue_insns): Use insert_insn_on_edge
	to insert the epilogue.

	* gcse.c (gcse_main): Adjust for find_basic_blocks change.
	(delete_null_pointer_checks): Likewise.
	* output.h: Likewise.
	* reg-stack.c (reg_to_stack): Likewise.
	* toplev.c (rest_of_compilation): Likewise.  Run
	thread_prologue_and_epilogue_insns after rebuilding the CFG.

2000-01-28  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (flow.o): Revert 24 Jan change.
	* flow.c (mark_regs_live_at_end): Likewise.  Force BLKmode
	FUNCTION_VALUE result to DECL_RESULT's mode.

	* haifa-sched.c (schedule_insns): Don't recompute reg info
	after reload.

2000-01-28  Zack Weinberg  <zack@wolery.cumb.org>

	* configure.in: Make --enable-cpplib the default.
	* configure: Regenerate.
	* gcc.dg/990119-1.c: No longer expected to fail.

2000-01-28  Bernd Schmidt  <bernds@cygnus.co.uk>

	* jump.c (jump_optimize_1): Delete an optimization that is also done
	by merge_blocks in flow.

2000-01-28  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* diagnostic.c (build_message_string, output_printf,
	line_wrapper_printf): Add ATTRIBUTE_PRINTF_*.
	(build_location_prefix): Fix non-literal format string.

2000-01-27  Richard Henderson  <rth@cygnus.com>

	* alpha.md (trunctfsf2): New.

2000-01-27  Andrew Hobson  <ahobson@eng.mindspring.net>

	* configure.in (alpha-dec-osf5): Enable MASK_SUPPORT_ARCH.

2000-01-27  Zack Weinberg  <zack@wolery.cumb.org>

	* cppinit.c (cpp_handle_option): Recognize C++ comments under
	-std=gnu89.
	* cpplib.c (skip_block_comment, skip_line_comment): Split code
	out of...
	(skip_comment) ... here.  Permit C++ comments in system
	headers always.  Warn about C++ comments in user code under
	-std=gnu89 -pedantic.
	(copy_comment): Use skip_comment.
	(cpp_skip_hspace, cpp_get_token): skip_comment can no longer
	return EOF.
	(consider_directive_while_skipping, do_else, do_endif): Call
	validate_else unconditionally.
	(validate_else): Check CPP_PEDANTIC here.  Accept non-comment
	text after the conditional in a system header.
	* cpplib.h (struct cpp_buffer): Add flag
	warned_cplusplus_comments.

2000-01-27  Geoffrey Keating  <geoffk@cygnus.com>

	* emit-rtl.c (unshare_all_rtl): Unshare virtual parameters too.
	Use unshare_all_rtl_1.
	(unshare_all_rtl_again): New function.
	(unshare_all_rtl_1): New function split out of unshare_all_rtl.

	* function.c (purge_addressof_1): Use unshare_all_rtl_again
	rather than resetting the 'used' flags ourself.

	* toplev.c (rest_of_compilation): Add current_function_decl
	to the unshare_all_rtl call.
	* tree.h: Prototype unshare_all_rtl.
	* rtl.h: Prototype unshare_all_rtl_again here.

2000-01-27  Geoffrey Keating  <geoffk@cygnus.com>

	* genoutput.c (output_prologue): Include ggc.h in generated
	files.
	* Makefile.in (insn-output.o): Depends on ggc.h.

2000-01-27  Ian Dall  <ian@sibyl.beware.dropbear.id.au>
	    Hans-Peter Nilsson  <hp@bitrange.com>

	* ns32k/xm-ns32k.h (memcpy, memset, memcmp): Delete.
	Remove redundant include of xm-ns32k.h.
	* ns32k/xm-genix.h (memcpy, memset, memcmp): Add definitions.
	Remove redundant include of xm-ns32k.h.
	* ns32k/xm-netbsd.h (memcpy, memset, memcmp): No longer undefine.
	Remove redundant include of xm-ns32k.h.
	* ns32k/netbsd.h (TARGET_DEFAULT): Enable multiply-add instructions.

	* ns32k/ns32k.h: Update comment on multiply-add instructions.
	(TARGET_SWITCHES): Add documentation strings.
	(DWARF_FRAME_REGNUM): Override default definition.
	(REG_CLASS_CONTENTS): Add comments.
	(SUBSET_P): Format to reduce line length.
	(SMALL_REGISTER_CLASSES): Make a run time option.
	(GO_IF_NONINDEXED_ADDRESS): Reformat.
	(GO_IF_LEGITIMATE_ADDRESS): Ensure that cfun is non NULL before
	dereferencing it.  Braces to avoid "ambiguous else" were misplaced.
	(regclass_map): fix typo in comment.
	* ns32k/ns32k.c: Add spaces before parentheses for consistant style.
	Prefer gen_rtx_FOO(...) to gen_rtx(FOO,...).
	(trace, reg_or_mem_operand): Delete, unused function.
	(calc_address_cost): Small offsets are cheaper than large ones.
	(expand_block_move): Generate more efficient code when bytes is a
	known at compile time.
	* ns32k/ns32k.md: Alternate constraints for multiply-add instructions.
	(udivmodsi4, udivmodhi4, udivmodqi4): Use nonimmediate_operand
	instead of reg_or_mem_operand.

	* ns32k/ns32k.md: Use nonimmediate_operand or stricter for outputs,
	not general_operand.  Similarly use "=rm" or stricter, not "=g".
	For input operands, use stricter constraints than "g" if not
	general_operand.  Similarly use stricter predicate than
	"general_operand" when stricter constraints than "g" are present,
	except for matching constraints.
	(movstrsi): Use "memory_operand" for operands 0 and 1.
	(truncsiqi2, truncsihi2, trunchiqi2): Remove.
	(udivmoddisi4_internal): Use nonimmediate_operand for operand 0,
	not reg_or_mem_operand.
	(udivmoddisi4): Ditto.
	Use nonimmediate_operand for operand 1, not reg_or_mem_operand.
	Use nonimmediate_operand for operand 3, not register_operand.
	(udivmoddiqi4_internal): Use register_operand for operand 1, not
	reg_or_mem_operand.

2000-01-27  Fred Fish  <fnf@be.com>

	* gthr-posix.h: Fix typo; compatibily -> compatibility.
	* gthr-single.h: Likewise.
	* gthr-solaris.h: Likewise.
	* gthr-vxworks.h: Likewise.
	* gthr-win32.h: Likewise.
	* gthr.h: Likewise.

2000-01-27  Zack Weinberg  <zack@wolery.cumb.org>

	* cppinit.c: Add " (cpplib)" to end of string printed by
	-v / --version.

2000-01-27  Richard Henderson  <rth@cygnus.com>

	* alpha.c (alpha_emit_conditional_move): Use VOIDmode when
	testing for a signed comparison.
	(alpha_emit_floatuns): New.
	* alpha-protos.h: Declare it.
	* alpha.md (floatunsdisf2, floatunsdidf2): New.
	(extendsfdf2): Tidy.

2000-01-27  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/linux64.h (CC1_SPEC): If compiling -m32 with -g but
	no -g option specifying debugging format, default to -gstabs+.

Wed Jan 26 22:19:14 1999  J"orn Rennecke  <amylaar@cygnus.co.uk>

	* calls.c (special_function_p): New argument fork_or_exec.
	(expand_call): When profile_arc_flag is set and the function
	is in the fork_or_exec group, call __bb_fork_func first.
	* libgcc2.c, _bb module (__bb_fork_func): New function.
	(__bb_exit_func): If fcntl F_SETLKW is available, use it to lock
	output file.
	* config/svr4.h (TARGET_HAS_F_SETLKW): Define.
	* tree.h (special_function_p): Update prototype.

2000-01-26  Richard Henderson  <rth@cygnus.com>

	* alpha.c (alpha_split_tfmode_pair): New.
	* alpha-protos.h: Declare it.
	* alpha.md (abstf2, negtf2): New.
	(movtf insn): Add input G constraint.
	(movtf splitter): Use alpha_split_tfmode_pair.

2000-01-26  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* i386/cygwin.h: PROTO -> PARAMS.

2000-01-26  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.c (sparc_emit_float_lib_cmp): Handle
	TARGET_ARCH32 again. Handle ORDERED, UN* and LTGT comparisons
	using _Qp_cmp/_Q_cmp and testing the return value.
	(print_operand): Call reverse_condition_maybe_unordered if
	we are handling CCFPmode or CCFPEmode.
	Handle ORDERED, UN* and LTGT comparisons.
	* config/sparc/sparc.md (cmptf): Use even on TARGET_ARCH32
	if not TARGET_HARD_QUAD.
	(seq, sne, sgt, slt, sge, sle, beq, bne, bgt, blt, bge, ble,
	bunordered, bordered, bungt, bunlt, buneq, bunge, bunle, bltgt):
	Call sparc_emit_float_lib_cmp even on TARGET_ARCH32.
	Adjust gen_b* calls so that they reflect return comparison of
	sparc_emit_float_lib_cmp.

2000-01-26  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* config/alpha/alpha.c (alpha_emit_xfloating_cvt): Do not assume
	incoming operands array is large enough for one more operand.
	(alpha_emit_xfloating_arith): Likewise.

2000-01-25  Zack Weinberg  <zack@wolery.cumb.org>

	* fixinc/Makefile.in (machname.h): SunOS 4 sed can't handle a
	file with one line and no trailing newline.
	Patch by Kaveh Ghazi <ghazi@caip.rutgers.edu>.
	* fixinc/fixtests.c (machine_name_test): Fix fencepost error
	checking if the match is on the line.
	* fixinc/gnu-regex.c: Provide regerror not __regerror.

2000-01-25  Richard Henderson  <rth@cygnus.com>

	* sparc.c (output_cbranch): Fix accidental squashing of the
	fp branch pre-delay nop.

2000-01-25  Richard Henderson  <rth@cygnus.com>

	* tree.def (UNNE_EXPR): Remove.
	* c-typeck.c (build_binary_op): Don't handle it.
	* expr.c (expand_expr, do_jump, do_store_flag): Likewise.

	* rtl.def (UNNE): Remove.
	(LTGT): Add.
	* jump.c (reverse_condition): Update accordingly.
	(swap_condition): Likewise.
	(comparison_dominates_p): Handle unordered comparisons.
	(reverse_condition_maybe_unordered): New.
	* rtl.h (reverse_condition_maybe_unordered): Declare.

	* sparc.c (select_cc_mode): Update for UNNE/LTGT.
	(output_cbranch): Use reverse_condition_maybe_unordered and LTGT.
	* sparc.h (REVERSIBLE_CC_MODE): Always true.  Update docs.
	* sparc.md (bltgt): New.

2000-01-25  Nick Clifton  <nickc@redhat.com>

	* emit-rtl.c (emit_insn): Only check machine class insns for
	improper emission of a RETURN.

2000-01-25  Richard Henderson  <rth@cygnus.com>

	* Makefile.in (flow.o): Depend on $(EXPR_H).
	* flow.c (mark_regs_live_at_end): Use hard_function_value, i.e.
	duplicate the structure of diddle_return_value for keeping regs live.

2000-01-26  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* loop.c (current_loop_info): Delete.
	(consec_sets_invariant_p): Add loop argument, update callers.
	(get_condition_for_loop): Likewise.
	(count_nonfixed_reads, update_giv_derive): Likewise.
	(simplify_giv_expr, general_induction_var): Likewise.
	(consec_sets_giv, recombine_givs): Likewise.
	(move_movables): Delete loop_start and loop_end arguments,
	add loop argument, and update callers.
	(find_mem_givs, check_final_value): Likewise.
	(record_giv, maybe_eliminate_biv, maybe_eliminate_biv_1): Likewise.
	(loop_invariant_p): Rename from invariant_p, add loop argument, and
	update callers.
	(basic_induction_var): Add loop argument, delete loop_level argument,
	and update callers.
	* unroll.c (iteration_info): Delete loop_start and loop_end arguments,
	add loop argument, and update callers.
	(find_splittable_regs, find_splittable_givs): Likewise.
	(reg_dead_after_loop, loop_find_equiv_value): Likewise.
	(final_biv_value, final_giv_value, back_branch_in_range_p): Likewise.
	(biv_total_increment): Delete loop_start and loop_end arguments;
	update callers.
	(precondition_loop_p): Delete loop_start and loop_info arguments;
	update callers.
	* loop.h (get_condition_for_loop): Add loop argument.
	(biv_total_increment): Delete loop_start and loop_end arguments.
	(precondition_loop_p): Delete loop_start and loop_info arguments;
	add loop argument.
	(final_biv_value): Delete loop_start and loop_end arguments;
	add loop argument.
	(final_giv_value, back_branch_in_range_p): Likewise.

2000-01-25  Gavin Romig-Koch  <gavin@cygnus.com>

	* config/mips/mips.h (LEGITIMATE_CONSTANT_P): Fix for mips16.

2000-01-25  Gavin Romig-Koch  <gavin@cygnus.com>

	* Makefile.in (c-gperf.h) : Change the "See" pointer to
	point to the new "generated_files" doc.

2000-01-25  Clinton Popetz  <cpopetz@cygnus.com>

	* config/fp-bit.c (_unord_f2): Fix typo.

2000-01-25  Zack Weinberg  <zack@wolery.cumb.org>

	* c-common.c, c-decl.c, c-lang.c, c-lex.c, c-parse.in, c-pragma.c,
	c-typeck.c, objc/objc-act.c: Remove all references to obstack
	functions obsoleted by GC, such as push_obstacks_nochange,
	end_temporary_allocation, savealloc, saveable_tree_cons, etc.
	and code which existed only to decide whether or not to call
	them.  Remove now-unused NESTED argument from start_function;
	all callers changed.  Do not change behavior based on ggc_p.
	The use of the ixp_obstack in c-iterate.c and the util_obstack
	in objc/objc-act.c remain; these are not obsoleted by garbage
	collection.
	* c-tree.h: Update prototype for start_function.

	* c-parse.y, c-parse.c, objc/objc-parse.c, objc/objc-parse.y: Rebuild.

2000-01-25  Clinton Popetz  <cpopetz@cygnus.com>

	* config/mips/mips.md (zero_extendsidi2_internal): Disable for
	mips16.

2000-01-25  Richard Henderson  <rth@cygnus.com>

	* sparc-protos.h (select_cc_mode): Declare.
	* sparc.c (select_cc_mode): New.  Handle unordered compares.
	(output_cbranch): Always reverse via code change.  Handle
	unordered compares.  Factor tests and string updates.
	* sparc.h (SELECT_CC_MODE): Split out to select_cc_mode.
	(REVERSIBLE_CC_MODE): Also exclude CCFPmode.
	* sparc.md (bunordered, bordered): New.
	(bungt, bunlt, buneq, bunge, bunle): New.

2000-01-25  Richard Henderson  <rth@cygnus.com>

	* dwarf2out.c (dwarf2out_init): Use ggc_add_rtx_varray_root.
	* ggc-common.c (ggc_add_rtx_varray_root): New.
	(ggc_mark_rtx_varray): New.
	(ggc_mark_rtx_varray_ptr): New.  Shift all ggc_mark_foo_ptr
	functions down below ggc_mark_foo.
	* ggc.h (ggc_add_rtx_varray_root, ggc_mark_rtx_varray): Declare.

2000-01-25  Richard Henderson  <rth@cygnus.com>

	* alpha.c (secondary_reload_class): Don't allocate a secondary
	for integral mode memories into FLOAT_REGS.  Rearrange the more
	complicated memory expression inward.

2000-01-25  Zack Weinberg  <zack@wolery.cumb.org>

	* inclhack.def: Fixes to play nicer with FreeBSD, and
	corrections to comments.
	(cxx_unready): Add select expression.
	(irix_sockaddr): Add bypass expression.
	(machine_ansi_h_va_list): New fix.
	(stdio_va_list): No need to edit _BSD_VA_LIST_.
	Split out addition of "#include <stdarg.h>" to...
	(stdio_stdarg_h): ... here.
	(systypes_for_aix): Rename to systypes_stdlib_size_t.  Apply
	to stdlib.h also.  Do not munge _BSD_SIZE_T_.
	(sysz_stdlib_for_sun): Delete duplicate fix for unprotected
	size_t.
	(ultrix_ifdef): Tighten up select expression.

	* fixincl.tpl: Exorcise 'exesel'.  Rewrite calculations of
	re_ct and max_mach to avoid use of shell.  Make printed names
	match names in inclhack.def.  Use static copyright date.
	Don't count c_test and test expressions as requiring regex_t
	slots.  Add some commentary.
	* inclhack.tpl: Do not include the 'This script contains N
	fixup scripts' line if PROGRAM is defined.  Use static
	copyright date.

2000-01-24  Jason Merrill  <jason@casey.cygnus.com>

	* dwarf2out.c: include "varray.h", not dyn-string.h.
	(ASM_OUTPUT_DWARF2_ADDR_CONST, ASM_NAME_TO_STRING): Lose.
	(addr_const_to_string, addr_to_string): Lose.
	(ASM_OUTPUT_DWARF_ADDR_CONST): Copy from dwarfout.c.
	(struct dw_val_struct): val_addr is now an rtx.
	(add_AT_addr, AT_addr, free_AT, output_aranges): Adjust.
	(used_rtx_varray): New varray.
	(dwarf2out_init): Initialize it.
	(save_rtx): New fn.
	(mem_loc_descriptor, add_const_value_attribute): Call it instead of
	addr_to_string.
	* arm/telf.h, arm/unknown-elf.h, mn10200.h, mn10300.h,
	sparc/sp64-elf.h: Remove definition of ASM_OUTPUT_DWARF2_ADDR_CONST.
	* Makefile.in (dwarf2out.o): Update dependencies.

2000-01-24  Richard Henderson  <rth@cygnus.com>

	* i386.c (i386_dwarf_output_addr_const): New.
	* i386.h (ASM_OUTPUT_DWARF_ADDR_CONST): New.

	* dwarf2out.c (mem_loc_descriptor): Call ASM_SIMPLIFY_DWARF_ADDR
	if defined.
	* dwarfout.c (output_mem_loc_descriptor): Likewise.
	* i386.c (i386_simplify_dwarf_addr): New.
	* i386.h (ASM_SIMPLIFY_DWARF_ADDR): New.

Mon Jan 24 16:56:10 2000  Jim Wilson  <wilson@cygnus.com>

	* dwarf2out.c (gen_struct_or_union_type_die): Set complete if
	TYPE_STUB_DECL is NULL.

2000-01-24  Richard Henderson  <rth@cygnus.com>

	* builtins.c (expand_tree_builtin): Move ...
	* c-common.c (expand_tree_builtin): ... here.

2000-01-25  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* loop.h (LOOP_INFO): New accessor macro.
	* basic-block.h (struct loop): Rename field `info' to `aux'.
	* loop.c (scan_loop): Replace loop->info with LOOP_INFO (loop).
	(prescan_loop, strength_reduce, check_dbra_loop, insert_bct): Likewise.
	* unroll.c (loop_iterations, unroll_loop): Likewise.

2000-01-24  Christopher Faylor <cgf@cygnus.com>

	* config/i386/t-cygwin: Accommodate new winsup directory layout
	when searching for include files.

2000-01-24  Richard Henderson  <rth@cygnus.com>

	* rtl.def: Add unordered fp comparisions.
	* tree.def: Likewise.
	* tree.h: Add ISO C 9x unordered fp comparision builtins.

	* builtins.c (expand_tree_builtin): New function.
	* c-typeck.c (build_function_call): Use it.
	(build_binary_op): Support unordered compares.
	* c-common.c (c_common_nodes_and_builtins): Add unordered compares.

	* combine.c (known_cond): Handle reverse_condition returning UNKNOWN.
	(reversible_comparison_p): Allow UNORDERED/ORDERED to be reversed.
	* cse.c (fold_rtx): Check FLOAT_MODE_P before reversing.
	(record_jump_equiv): Handle reverse_condition returning UNKNOWN.
	* jump.c (reverse_condition): Don't abort for UNLE etc, but
	return UNKNOWN.
	(swap_condition): Handle unordered compares.
	(thread_jumps): Check can_reverse before reversing.
	* loop.c (get_condition): Likewise.  Allow UNORERED/ORDERED to be
	reversed for FP.

	* optabs.c (can_compare_p): New argument CODE.  Verify branch or
	setcc is present before acking for cmp_optab.  Update all callers.
	(prepare_float_lib_cmp, init_optabs): Handle UNORDERED.
	* expmed.c (do_cmp_and_jump): Update for can_compare_p.
	* expr.c (expand_expr): Likewise.  Support unordered compares.
	(do_jump, do_store_flag): Likewise.
	* expr.h (enum libfunc_index): Add unordered compares.

	* Makefile.in (FPBIT_FUNCS): Add _unord_sf.
	(DPBIT_FUNCS): Add _unord_df.
	* config/fp-bit.c (_unord_f2): New.
	* fp-test.c (main): Try unordered compare builtins.

	* alpha-protos.h (alpha_fp_comparison_operator): Declare.
	* alpha.c (alpha_comparison_operator): Check mode properly.
	(alpha_swapped_comparison_operator): Likewise.
	(signed_comparison_operator): Likewise.
	(alpha_fp_comparison_operator): New.
	(alpha_emit_conditional_branch): Handle unordered compares.
	* alpha.h (PREDICATE_CODES): Update.
	* alpha.md (fp compares): Use alpha_fp_comparison_operator.
	(bunordered, bordered): New.

2000-01-24  Richard Henderson  <rth@cygnus.com>

	* alpha.c (alpha_emit_xfloating_cvt): Thinko in operand manipulation.
	* alpha.md (movtf): New expander, insn, and splitter.

Mon Jan 24 19:49:47 MET 2000  Jan Hubicka  <jh@suse.cz>

	* reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
	dead registers.

Mon Jan 24 17:37:31 MET 2000  Jan Hubicka  <jh@suse.cz>

	* i386.h (FIRST_PSEUDO_REGISTER): Set to 21.
	(FIXED_REGISTERS, CALL_USED_REGISTERS,
	 REG_ALLOC_ORDER): Add frame pointer
	(FRAME_POINTER_REGNUM): Set to 20
	(HARD_FRAME_POINTER_REGNUM): New macro.
	(ELIMINABLE_REGS): Eliminate ARG_POINTER and FRAME_POINTER
	to HARD_FRAME_POINTER.
	(REGNO_OK_FOR_BASE_P): Accept FRAME_POINTER_REGNUM
	(REG_OK_FOR_INDEX_NONSTRICT_P): Likewise.
	(REG_OK_FOR_BASE_NONSTRICT_P): Likewise.
	(HI_REGISTER_NAMES): Add "frame".
	(CAN_ELIMINATE): Handle FRAME_POINTER_REGNUM elimination.
	(debug_reg): Handle FRAME_POINTER_REGNUM.
	(reg_class): Add arg pointer and frame pointer to NON_Q_REGS,
	GENERAL_REGS and INDEX_REGS.
	* i386.c (SAVED_REGS_FIRST): new macro.
	(AT_BP): Use hard_frame_pointer_rtx instead of frame_pointer_rtx
	(ix86_decompose_address, memory_address_length): Likewise.
	(regclass_map): Add frame pointer.
	(call_insn_operand): Handle frame_pointer_rtx.
	(reg_no_sp_operand): Likewise.
	(ix86_decompose_address): Handle frame_pointer_rtx as stack_pointer_rtx.
	(print_operand, legitimize_pic_address): Fix formating.
	(ix86_compute_frame_size): Make static, update prototype, new
	parameters padding1, padding2, use ix86_nsaved_regs, use
	stack_alignment_needed.
	(ix86_initial_elimination_offset): Handle FRAME_POINTER_REGNUM
	to HARD_FRAME_POINTER_REGNUM conversions.
	(ix86_expand_prologue): Handle SAVED_REGS_FIRST prologues.
	(ix86_expand_epilogue): Handle SAVED_REGS_FIRST epilogues.
	(print_reg): Abort on FRAME_POINTER_REGNUM

Mon Jan 24 16:50:08 MET 2000  Jan Hubicka  <jh@suse.cz>

	* i386.h (PREDICATE_CODES): Add aligned_operand.
	* i386.c (aligned_operand): New function.
	(ix86_aligned_p): Kill.
	* i386.md (movhi_1): Emit mov for aligned operands.
	(promoting peep2s): Use aligned_operand.

2000-01-23  Zack Weinberg  <zack@wolery.cumb.org>

	* fixinc/fixfixes.c (fix_char_macro_uses): Correct regular
	expression to allow underscores in macro names.
	(fix_char_macro_defines): Increment scanning pointer.

2000-01-23  Richard Henderson  <rth@cygnus.com>

	* alpha/osf.h (TARGET_HAS_XFLOATING_LIBS): Define.
	* alpha/osf5.h: New file.
	* configure.in (alpha-*-osf5): Add it to tm_file.

	* emit-rtl.c (operand_subword): Support TFmode on a 64-bit target.

	* alpha-protos.h (alpha_emit_xfloating_arith): Declare.
	(alpha_emit_xfloating_cvt, function_arg): Declare.
	* alpha.c (alpha_emit_conditional_branch): Call
	alpha_emit_xfloating_compare for TFmode compares.
	(alpha_lookup_xfloating_lib_func): New.
	(alpha_compute_xfloating_mode_arg): New.
	(alpha_emit_xfloating_libcall): New.
	(alpha_emit_xfloating_arith): New.
	(alpha_emit_xfloating_compare): New.
	(alpha_emit_xfloating_cvt): New.
	(print_operand): Add default abort case.
	(function_arg): Mind FUNCTION_ARG_PASS_BY_REFERENCE.
	* alpha.h (TARGET_HAS_XFLOATING_LIBS): New.
	(BIGGEST_ALIGNMENT): Increase to 128 bits.
	(RETURN_IN_MEMORY): True for TF/TCmode.
	(ALPHA_ARG_SIZE): TF/TCmode is passed indirect.
	(FUNCTION_ARG): Move to function_arg.
	(FUNCTION_ARG_PASS_BY_REFERENCE): New.
	(ASM_OUTPUT_LONG_DOUBLE): New.
	(ASM_OUTPUT_DOUBLE): Always output bits.
	* alpha.md (addtf3, divtf3, multf3, subtf3, cmptf): New.
	(fix_trunctfdi2, floatditf2, floatunsditf2): New.
	(extenddftf2, trunctfdf2): New.

2000-01-23  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* config/sparc/sol2-sld-64.h (TRANSFER_FROM_TRAMPOLINE): Moved...
	* config/sparc/sol2.h: ... here.

2000-01-24  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* basic-block.h (struct loops): New field `levels'.
	* flow.c (flow_loops_level_compute): Traverse all outer loops.
	(flow_loop_level_compute): Initialize level to 1.
	(flow_loops_find): Set loops->levels.
	(flow_loops_dump): Print loops->levels.

2000-01-23  Richard Henderson  <rth@cygnus.com>

	* libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS.
	(throw_helper): Iterate over DWARF_FRAME_REGISTERS.

2000-01-23  Richard Henderson  <rth@cygnus.com>

	* i386.c (dbx_register_map, svr4_dbx_register_map): New.
	* i386.h (DBX_REGISTER_NUMBER): Use them.
	* i386/beos-elf.h, i386/freebsd-elf.h, i386/i386elf.h: Likewise.
	* i386/linux.h, i386/osfrose.h, i386/ptx4-i.h: Likewise.
	* i386/rtemself.h, i386/sco5.h, i386/sysv4.h: Likewise.
	* i386/sequent.h: Kill incorrect comment.

2000-01-23  Mark Mitchell  <mark@codesourcery.com>

	* ggc-page.c (struct page_entry): Make `context_depth' an
	`unsigned short'.
	(struct globals): Likewise.

2000-01-23  Clinton Popetz  <cpopetz@cygnus.com>

	* loop.c (check_dbra_loop): When checking a loop for
	reversability, check the source of any stores to ensure
	they don't depend on an initial value.

2000-01-23  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.h (ASM_OUTPUT_BSS): Redefine.

2000-01-22  Zack Weinberg  <zack@wolery.cumb.org>

	* fixinc/fixincl.c: Move declarations of 'pz_fname' and
	'pz_scan' into scope of entire function.  Only affects
	compiles with -DDEBUG.

2000-01-22  Alan Modra <alan@SPRI.Levels.UniSA.Edu.Au>

	* config/elfos.h (UNIQUE_SECTION): Restore uninitialized data
	section naming to that prior to 2000-01-07 patch.
	* config/mips/elf.h (UNIQUE_SECTION): Ditto.
	* config/mips/elf64.h (UNIQUE_SECTION): Ditto.
	* config/mips/iris6gld.h (UNIQUE_SECTION): Ditto.
	* config/i386/interix.c (UNIQUE_SECTION): Ditto.
	* config/i386/winnt.c (UNIQUE_SECTION): Ditto.

2000-01-22  Bernd Schmidt  <bernds@cygnus.co.uk>

	* config/arm/arm.c (soft_df_operand): Reject SUBREGs containing a
	constant.

2000-01-21  Jim Wilson  <wilson@cygnus.com>

	* fixinc/inclhack.tpl: Test for directory before trying to cd into it.
	* fixinc/fixincl.sh, fixinc/inclhack.sh: Regenerate.

2000-01-21  Zack Weinberg  <zack@wolery.cumb.org>

	* cpphash.c (change_newlines): Delete function.
	(struct argdata): Delete 'newlines' and 'use_count' fields.
	(macroexpand): Remove code referencing those fields.

2000-01-22  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* loop.c (loops_info): New variable.
	(loop_optimize): Allocate loops->array and free it on exit.
	Allocate memory for loops_info and assign to each loop,
	replacing alloca.
	(find_and_verify_loops): Do not allocate loops->array.

2000-01-21  Zack Weinberg  <zack@wolery.cumb.org>

	* fixinc/fixfixes.c (machine_name_fix): Don't free 'scratch'.

2000-01-21  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.md (movsi_pic_label_ref): Avoid creating new
	pseudos if expanded after first flow.
	(movdi_pic_label_ref): Likewise.

2000-01-20  Richard Henderson  <rth@cygnus.com>

	* jump.c (jump_optimize_1): Don't do addr_vec optimizations at -O0.

2000-01-20  Zack Weinberg  <zack@wolery.cumb.org>

	* Makefile.in (fixinc.sh): Depend on specs.
	* fixinc/Makefile.in: Add rule to create machname.h.
	(fixlib.o): Depend on machname.h.
	* fixinc/fixtests.c (machine_name): New test.
	* fixinc/fixfixes.c (machine_name): New fix.
	* fixinc/fixlib.c (mn_get_regexps): New helper function for
	the machine_name test and fix.
	* fixinc/fixlib.h: Prototype it.
	* fixinc/inclhack.def (machine_name): Use the C test and fix.
	* fixinc/fixincl.x, fixinc/inclhack.sh: Rebuild.

	* gcc.c (do_spec_1) [case P]: Take care not to create
	identifiers with three leading or trailing underscores.

	* fixinc/Makefile.in (FIXINC_DEFS): Add -DIN_GCC.
	(fixincl): Don't specify libraries twice on link line.
	(gnu-regex.o): Remove special rule.
	* fixinc/gnu-regex.c: Define REGEX_MALLOC if C_ALLOCA was
	defined by config.h.  Do not define _REGEX_RE_COMP.
	(regcomp): Allocate and initialize a fastmap.
	* fixinc/gnu-regex.h: Do not define _REGEX_RE_COMP.

2000-01-20  Brad Lucier  <lucier@math.purdue.edu>

	* Makefile.in (predict.o): Depend on $(EXPR_H), not expr.h.

2000-01-19  Richard Henderson  <rth@cygnus.com>

	* flow.c (propagate_block): Replace FIRST, LAST and BNUM
	arguments with BB.  Update all callers.  Tidy line wrapping.

2000-01-19  Clinton Popetz  <cpopetz@cygnus.com>

	* emit-rtl.c (try_split): Return last_insn if we split the
	last_insn.

Thu Jan 20 01:01:23 MET 2000  Jan Hubicka  <jh@suse.cz>

	* i386-protos.h (ix86_compute_frame_size): Remove prototype.
	(ix86_initial_elimination_offset): Declare.
	* i386.c (ix86_nsaved_regs): Break out from ...
	(ix86_can_use_return_insn_p): ... here.
	(ix86_emit_save_regs): Break out from ...
	(ix86_expand_prologue): ... here.
	(ix86_emit_epilogue_esp_adjustment, ix86_emit_restore_regs): Break
	out from ...
	(ix86_expand_epilogue): ... here.
	(ix86_compute_frame_size): Make static, add prototype.
	(ix86_initial_elimination_offset): Break out from ...
	* i386.h (INITIAL_ELIMINATION_OFFSET): ... here.

2000-01-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* recog.h (OUT_FCN): Delete.

	* vax.md: Call `get_insn_template' instead of OUT_FCN.

2000-01-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* cppalloc.c: PROTO -> PARAMS.
	* cpperror.c: Likewise.
	* cppfiles.c: Likewise.
	* cpplib.c: Likewise.
	* cpplib.h: Likewise.

	* config/arm/arm-protos.h: PROTO -> PARAMS.
	* config/arm/arm.c: Likewise.
	* config/c4x/c4x.c: Likewise.
	* config/fr30/fr30-protos.h: Likewise.
	* config/nextstep.c: Likewise.
	* config/pa/pa.c: Likewise.
	* config/pj/pj.c: Likewise.
	* config/rs6000/rs6000.c: Likewise.
	* config/v850/v850-protos.h: Likewise.
	* config/v850/v850.c: Likewise.

2000-01-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* i370-protos.h: New file.

	* i370.c: Include tm_p.h.  Fix compile time warnings.

	* i370.h: Move prototypes to i370-protos.h.  Fix compile time
	warnings.

	* i370.md: Likewise.

2000-01-19  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* real.c (enan, einan, eiisnan, eiisneg, make_nan): Wrap in NANS.
	(target_isinf, target_isnan, eisnan): Mark parameter with
	ATTRIBUTE_UNUSED.
	(eiisinf): Wrap in INFINITY.
	(etoe113, etoe64, etoe53, etoe24): Wrap label `nonorm' in INFINITY.
	(ibmtoe): Remove unused variable `rndsav'.

Wed Jan 19 20:23:06 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.h (PASS_IN_REG_P): Remove extraneous paranthesis.
	(GO_IF_LEGITIMATE_ADDRESS): Added missing tab.

2000-01-19  Zack Weinberg  <zack@wolery.cumb.org>

	* fixinc/Makefile.in: Correct dependencies of fixincl and fixincl.o.
	* fixinc/fixfixes.c (IO_use, CTRL_use, IO_defn, CTRL_defn): New fixes.
	(fix_char_macro_defines, fix_char_macro_uses): New functions.

	* fixinc/fixlib.c (is_cxx_header): Do the text scan with a regexp.
	Recognize Emacs mode markers also.
	* fixinc/fixtests.c (else_endif_label): Fix bug in recognition of
	C++ comments in C++ headers.  Call is_cxx_header only if
	necessary.

	* fixinc/inclhack.def (avoid_bool): Add select for the problem and
	bypass for ncurses.
	(bsd43_io_macros, io_def_quotes, ioctl_fix_ctrl): Replace with...
	(io_def_quotes, io_use_quotes, ctrl_def_quotes, ctrl_use_quotes):
	... these, which use the new C fixes.
	(math_exception): Escape literal '+' in bypass expression.

	* fixinc/fixincl.x, fixinc/fixincl.sh, fixinc/inclhack.sh:
	Regenerate.

2000-01-19  Geoff Keating  <geoffk@cygnus.com>

	* rtlanal.c (reg_referenced_p): A CLOBBER of a MEM uses any REGs
	inside the MEM.

2000-01-20  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* loop.c (loop_optimize): Allocate loop_info structure for each loop
	prior to calling scan_loop.

Wed Jan 19 19:54:38 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.c (find_barrier, gen_block_redirect): Fix indentation.
	(split_branches, calc_live_regs): Likewise.

Wed Jan 19 19:12:36 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* sh.md (fpu_single, fp_mode): New attributes.

2000-01-20  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* loop.c (current_loop_info): Renamed from loop_info_data
	and changed to a pointer.
	(loop_optimize): Allocate loop_info structure for each loop
	and initialize to zero.
	(scan_loop): Set current_loop_info.

	* unroll.c (loop_iterations): Don't abort if REG_USERVAR_P set
	on iteration_var.

2000-01-19  Richard Henderson  <rth@cygnus.com>

	* stupid.c: Die die die.
	* Makefile.in (OBJS): Remove stupid.o.
	(stupid.o): Likewise.

	* except.c (emit_eh_context): Don't emit USEs for stupid.
	* explow.c (probe_stack_range): Likewise.
	* flags.h (obey_regdecls): Remove.
	* flow.c (find_basic_blocks): Don't run try_merge_blocks
	when not optimizing.
	(life_analysis): Limit data collection when not optimizing.
	(mark_regs_live_at_end): Always mark the return value registers.
	(mark_used_regs): Remove dummy RETURN case.
	(print_rtl_with_bb): Don't consult obey_regdecls.
	* function.c (use_variable, use_variable_after): Remove.
	(assign_parms): Consult optimize not obey_regdecls.
	(expand_function_start): Don't emit USEs for stupid.
	(expand_function_end): Likewise.
	* global.c (build_insn_chain): Export.
	* integrate.c (expand_inline_function): Kill return-value USE
	handling code.
	* jump.c (jump_optimize_1): Do simple jump optimizations and
	dead code elimination.
	(calculate_can_reach_end): Remove check_deleted argument.
	(delete_insn): Patch out insns even when not optimizing.
	* local-alloc.c (block_alloc): Don't do tying when not optimizing.
	* rtl.h (use_variable, use_variable_after): Remove declarations.
	(build_insn_chain): Declare.
	* stmt.c (expand_value_return): Don't emit USEs for stupid.
	(expand_end_bindings): Likewise.
	(expand_decl): Likewise.  Consult optimize not obey_regdecls.
	* toplev.c (obey_regdecls): Remove.
	(rest_of_compilation): Don't set it.  Kill stupid in favor of
	flow1, local-alloc, and reload.
	(main): Don't set obey_regdecls.

	* config/nextstep.c (handle_pragma): Likewise.

	* alpha/alpha.md (allocate_stack): Don't emit USEs for stupid.

	* arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't fix reg 0 for stupid.

2000-01-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* alpha-protos.h: PROTO -> PARAMS.
	* alpha.c: Likewise.
	* elf.h: Likewise.
	* h8300.c: Likewise.
	* i386-protos.h: Likewise.
	* i386.c: Likewise.
	* m32r-protos.h: Likewise.
	* m32r.c: Likewise.
	* mips.c: Likewise.
	* mips.md: Likewise.
	* gmon-sol2.c: Likewise.
	* sparc.c: Likewise.

2000-01-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* ns32k-protos.h: New file.

	* ns32k.c: Fix compile time warnings.

	* ns32k.h: Move prototypes to ns32k-protos.h.  Fix compile time
	warnings.

	* ns32k.md: Likewise.

2000-01-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* vax-protos.h: New file.

	* vax.c: Fix compile time warnings.

	* vax.h: Move prototypes to vax-protos.h.  Fix compile time
	warnings.

	* vax.md: Likewise.

	* vaxv.md: Likewise.

2000-01-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* romp-protos.h: New file.

	* romp.c: Fix compile time warnings.

	* romp.h: Move prototypes to romp-protos.h.  Fix compile time
	warnings.

	* romp.md: Likewise.

2000-01-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* we32k-protos.h: New file.

	* we32k.c: Fix compile time warnings.

	* we32k.h: Move prototypes to we32k-protos.h.  Fix compile time
	warnings.

2000-01-18  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* calls.c (emit_call_1): Mark parameter with ATTRIBUTE_UNUSED.

	* except.c (eh_regs): Likewise.

	* final.c (output_operand): Likewise.

	* fold-const.c (target_isinf, target_isnan): Likewise.

Tue Jan 18 16:19:55 MET 2000  Jan Hubicka  <hubicka@freesoft.cz>

	* i386.h (BIGGEST_ALIGNMENT): Set to 128.
	(BIGGEST_FIELD_ALIGNMENT): Set to (TARGET_ALIGN_DOUBLE ? 64 : 32)

	* i386.md (memstr): Do not use rep stosb for counts divisible by 4
	when optimize_size.
	(clrstrsi): Rewrite.
	(strsethi, strsetqi): New expanders.
	(strsethi_1, strsetqi_1, rep_stossi, rep_stosqi): New insn patterns.
	(cmpstrsi): Emit compare insn before cmpstrsi_1
	(cmpstrsi_nz): use flags, set type to str, prefix_length to 1.
	(strlensi_1): Likewise.
	(cmpstrsi_1): Likewise; do not output compare.
	(strlen expander): Do not unroll when optimizing for size.
	(*subsi3_carry): Rename to subsi3_carry
	(addqi3_cc): New pattern.
	* i386.h (processor_costs): Add move_ratio field.
	(MOVE_RATIO): Use move_ratio field, set to 3 for OPTIMIZE_SIZE
	* i386.c (*_cost): Set move_ratio.
	(x86_unroll_strlen): Enable for Athlon, PPro and K6 too.
	(x86_expand_strlensi_1): Rewrite the main loop.

2000-01-17  Richard Henderson  <rth@cygnus.com>

	* combine.c (combine_simplify_rtx): Give FLOAT_STORE_FLAG_VALUE a mode.
	* cse.c (find_comparison_args, fold_rtx): Likewise.
	* integrate.c (subst_constants): Likewise.
	* loop.c (get_condition): Likewise.

	* tm.texi (FLOAT_STORE_FLAG_VALUE): Update docs.

	* alpha.h (FLOAT_STORE_FLAG_VALUE): Use REAL_VALUE_ATOF.

2000-01-18  Martin v. Löwis  <loewis@informatik.hu-berlin.de>

	* c-parse.in (SAVE_WARN_FLAGS): Create an INTEGER_CST.
	(RESTORE_WARN_FLAGS): Unpack it.
	Change semantic type of extension to ttype.
	* c-common.c (split_specs_attrs): Expect an INTEGER_CST.
	* c-parse.y, c-parse.c, objc/objc-parse.y,
	objc/objc-parse.c: Regenerate.

2000-01-17  Zack Weinberg  <zack@wolery.cumb.org>

	* fixinc/fixlib.c: Add copyright notice.
	(compile_re): New function.
	* fixinc/fixlib.h: Prototype compile_re.

	* fixinc/fixfixes.c, fixinc/fixtests.c, fixinc/fixincl.c:
	Use compile_re to compile regular expressions.

	* fixinc/fixincl.c (egrep_test): Don't bother asking regexec
	where the pattern matched.

	* fixinc/inclhack.def (sun_memcpy): Move to AAB_sun_memcpy,
	use 'replace'.
	(ultrix_ansi_compat): Likewise.
	(interactv_add1): Rename to 'isc_omits_with_stdc', remove shell test,
	add egrep test.
	(interactv_add2, interactv_add3): Delete.
	(x11_sprintf): Don't use filename glob.
	* fixinc/fixincl.x, fixinc/inclhack.sh, fixinc/fixincl.sh:
	Regenerate.

2000-01-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* print-rtl.c: PROTO -> PARAMS.
	* real.c: Likewise.
	* reg-stack.c: Likewise.
	* resource.c: Likewise.
	* sdbout.h: Likewise.
	* simplify-rtx.c: Likewise.
	* stor-layout.c: Likewise.
	* stupid.c: Likewise.
	* xcoffout.c: Likewise.
	* xcoffout.h: Likewise.

2000-01-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* toplev.c: PROTO -> PARAMS.
	* toplev.h: Likewise.
	* tree.c: Likewise.
	* tree.h: Likewise.
	* unroll.c: Likewise.
	* varasm.c: Likewise.
	* varray.c: Likewise.
	* varray.h: Likewise.

2000-01-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* reload.c: PROTO -> PARAMS.
	* reload.h: Likewise.
	* reload1.c: Likewise.
	* reorg.c: Likewise.
	* resource.h: Likewise.
	* rtl.c: Likewise.
	* rtl.h: Likewise.
	* rtlanal.c: Likewise.
	* sbitmap.h: Likewise.
	* sdbout.c: Likewise.
	* stack.h: Likewise.
	* stmt.c: Likewise.
	* system.h: Likewise.

2000-01-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* machmode.h: PROTO -> PARAMS.
	* mbchar.h: Likewise.
	* mips-tdump.c: Likewise.
	* mips-tfile.c: Likewise.
	* optabs.c: Likewise.
	* output.h: Likewise.
	* prefix.c: Likewise.
	* profile.c: Likewise.
	* protoize.c: Likewise.
	* real.h: Likewise.
	* recog.c: Likewise.
	* recog.h: Likewise.
	* regclass.c: Likewise.
	* regmove.c: Likewise.
	* regs.h: Likewise.

2000-01-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* ggc-common.c: PROTO -> PARAMS.
	* ggc-page.c: Likewise.
	* ggc-simple.c: Likewise.
	* ggc.h: Likewise.
	* global.c: Likewise.
	* graph.c: Likewise.
	* gthr-win32.h: Likewise.
	* haifa-sched.c: Likewise.
	* halfpic.h: Likewise.
	* integrate.c: Likewise.
	* integrate.h: Likewise.
	* jump.c: Likewise.
	* lcm.c: Likewise.
	* local-alloc.c: Likewise.
	* loop.c: Likewise.
	* loop.h: Likewise.

2000-01-17  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* genattr.c: PROTO -> PARAMS.
	* genattrtab.c: Likewise.
	* gencheck.c: Likewise.
	* gencodes.c: Likewise.
	* genconfig.c: Likewise.
	* genemit.c: Likewise.
	* genextract.c: Likewise.
	* genflags.c: Likewise.
	* gengenrtl.c: Likewise.
	* genopinit.c: Likewise.
	* genoutput.c: Likewise.
	* genpeep.c: Likewise.
	* genrecog.c: Likewise.

2000-01-16  Mark Mitchell  <mark@codesourcery.com>

	* tree.h (BINFO_VPTR_FIELD): Augment documentation.

2000-01-16  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* aclocal.m4 (AC_FUNC_MMAP_ZERO): New macro.
	* configure.in (AC_FUNC_MMAP_ZERO): Use instead of AC_FUNC_MMAP.
	* ggc-page.c: Replace HAVE_MMAP with HAVE_MMAP_ZERO.
	* configure, config.in: Rebuilt.

2000-01-16  Zack Weinberg  <zack@wolery.cumb.org>

	* config/i386/i386.md: Add peephole to merge successive stack
	adjusts.

Sat Jan 15 15:41:14 EST 2000  John Wehle  (john@feith.com)

	* gcse.c (insert_insn_end_bb): Use emit_block_insn_before
	instead of emit_insn_before.  Also handle NOTE_INSN_BASIC_BLOCK
	when walking backwards to find all the parameter loads when
	the basic block ends in a call.

2000-01-15  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* loop.c (this_loop_info): Delete.
	(uid_loop): Add in place of uid_loop_num.  All uses updated.
	(loop_number_exit_count): Delete and replace with entry in loop
	structure.  All uses updated.
	(loop_number_loop_starts, loop_number_loop_ends): Likewise.
	(loop_number_loop_cont, loop_number_cont_dominator): Likewise.
	(loop_outer_loop): Likewise.
	(loop_invalid, loop_number_exit_labels): Likewise.
	(loop_used_count_register): Delete and replace with entry in
	loop_info structure.
	(find_and_verify_loops): Add loops argument.
	(verify_dominator, mark_loop_jump, prescan_loop): Replace loop_start,
	loop_end, etc. arguments with loop structure pointer.  All callers
	changed.
	(loop_reg_used_before_p, scan_loop, strength_reduce): Likewise.
	(check_dbra_loop, next_insn_in_loop, try_copy_prop): Likewise.
	(load_mems_and_recount_loop_regs_set, load_mems): Likewise.
	(insert_bct): Likewise.
	(basic_induction_var): New argument level.
	* loop.h (struct loop_info): Delete fields num, loops_enclosed,
	vtop, and cont.  Add used_count_register.
	(uid_loop): Delete declaration.
	(loop_number_exit_count): Likewise.
	(loop_number_loop_starts, loop_number_loop_ends): Likewise.
	(loop_number_loop_cont, loop_number_cont_dominator): Likewise.
	(loop_outer_loop, loop_used_count_register): Likewise.
	(loop_invalid, loop_number_exit_labels): Likewise.
	(unroll_loop): Replace loop_start and loop_end arguments
	with loop structure pointer.
	(loop_precondition_p, loop_iterations): Likewise.
	Include basic-block.h.
	* unroll.c: (unroll_loop): Replace loop_start and loop_end arguments
	with loop structure pointer.
	(loop_precondition_p, loop_iterations): Likewise.
	* basic-block.h (struct loop): New entries vtop, cont,
	cont_dominator, start, end, top, scan_start, exit_labels,
	exit_count.
	* Makefile.in (LOOP_H): Add basic-block.h to dependencies.

2000-01-15  Gerald Pfeifer  <pfeifer@dbai.tuwien.ac.at>

	* defaults.h (ASM_OUTPUT_ASCII): Use ISDIGIT.

2000-01-14  Nathan Sidwell  <sidwell@codesourcery.com>

	* config.in: Rebuilt for 2000-01-13 change to acconfig.h.

2000-01-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* pdp11-protos.h: New file.

	* pdp11.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* pdp11.h: Move prototypes to pdp11-protos.h.  Fix compile time
	warnings.

	* pdp11.md: Likewise.

	* 2bsd.h: Likewise.

2000-01-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* mn10300-protos.h: New file.

	* mn10300.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* mn10300.h: Move prototypes to mn10300-protos.h.  Fix compile time
	warnings.

	* mn10300.md: Likewise.

2000-01-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* mn10200-protos.h: New file.

	* mn10200.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* mn10200.h: Move prototypes to mn10200-protos.h.  Fix compile time
	warnings.

	* mn10200.md: Likewise.

2000-01-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* h8300-protos.h: New file.

	* h8300.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* h8300.h: Move prototypes to h8300-protos.h.  Fix compile time
	warnings.

	* h8300.md: Likewise.

2000-01-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* varasm.c (asm_output_bss): Mark parameters with ATTRIBUTE_UNUSED.
	(asm_emit_uninitialised): Likewise.

2000-01-13  Gavin Romig-Koch  <gavin@cygnus.com>

	* config/mips/mips.h (ISA_HAS_INT_CONDMOVE): New.
	* config/mips/mips.md: Use ISA_HAS_INT_CONDMOVE.

2000-01-14  Clinton Popetz  <cpopetz@cygnus.com>

	* config/mips/mips.c (override_options): Don't turn on extra
	alignment for mips16.

2000-01-14  Clinton Popetz  <cpopetz@cygnus.com>

	* config/mips/mips.c (mips_va_arg): Fix fprv for the 32 bit
	eabi, and make sure queued POSTINCREMENT rtl is emitted at
	the right point.

2000-01-14  Clinton Popetz  <cpopetz@cygnus.com>

	* builtins.c (PAD_VARARGS_DOWN): Define.
	(std_expand_builtin_va_arg): Use the above macro.
	* config/mips/mips.h (PAD_VARARGS_DOWN): Define.
	* tm.texi (Register Arguments): Document the above macro.

2000-01-14  Nick Clifton  <nickc@cygnus.com>

	* emit-rtl.c (emit_insn): If checking is enabled, make sure
	that this function has not been used to emit a jump
	instruction.

	* jump.c (return_jump_1): Cope with being passed a null rtx.

2000-01-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* eh-common.h: PROTO -> PARAMS.
	* emit-rtl.c: Likewise.
	* errors.c: Likewise.
	* errors.h: Likewise.
	* except.c: Likewise.
	* except.h: Likewise.
	* explow.c: Likewise.
	* expmed.c: Likewise.
	* expr.c: Likewise.
	* expr.h: Likewise.
	* final.c: Likewise.
	* fix-header.c: Likewise.
	* flow.c: Likewise.
	* fold-const.c: Likewise.
	* function.c: Likewise.
	* function.h: Likewise.
	* gcc.c: Likewise.
	* gcov-io.h: Likewise.
	* gcov.c: Likewise.
	* gcse.c: Likewise.

2000-01-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* sh-protos.h: New file.

	* sh.c: Include insn-config.h, toplev.h, recog.h and tm_p.h.
	Add static prototypes.  Fix compile time warnings.

	* sh.h: Move prototypes to sh-protos.h.  Fix compile time warnings.
	* sh.md: Likewise.
	* elf.h: Likewise.

2000-01-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* arc-protos.h: New file.

	* arc.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* arc.h: Move prototypes to arc-protos.h.  Fix compile time
	warnings.

	* arc.md: Likewise.

2000-01-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* dsp16xx-protos.h: New file.

	* dsp16xx.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* dsp16xx.h: Move prototypes to dsp16xx-protos.h.  Fix compile time
	warnings.

	* dsp16xx.md: Likewise.

2000-01-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* convex-protos.h: New file.

	* convex.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* convex.h: Move prototypes to convex-protos.h.  Fix compile time
	warnings.

2000-01-14  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* elxsi-protos.h: New file.

	* elxsi.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* elxsi.h: Move prototypes to elxsi-protos.h.  Fix compile time
	warnings.

	* elxsi.md: Likewise.

2000-01-14  Clinton Popetz  <cpopetz@cygnus.com>

	* config/mips/mips.h (REGISTER_MOVE_COST): Remove redundant
	case for moving from HI/LO/HI_LO_REG.  This makes the behavior
	match the comment for MIPS16.

Fri Jan 14 00:28:06 2000  Jeffrey A Law  (law@cygnus.com)

	* flow.c (split_edge): Do not call set_block_for_insn if we
	do not have a basic_block_for_insn structure.

	* fr30.h (TRAMPOLINE_TEMPLATE): Use nops to ensure the static chain
	and destination functions are 32bit aligned within the trampoline.
	(TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Corresponding changes.
	(TRAMPOLINE_ALIGNMENT): Define.

	* cse.c (cse_insn): When changing (set (pc) (reg)) to
	(set (pc) (label_ref)), verify the change creates a valid insn.

	* fr30.c (call_operand): Tighten and rework to match rules for
	call RTL expressions.
	* fr30.h (PREDICATE_CODES, case call_operand): Only allow MEMs.
	* fr30.md (call patterns): Improve constraints.

Thu Jan 13 23:44:03 2000  Richard Henderson  <rth@cygnus.com>

	* fr30.c (fr30_expand_epilogue): Revert last change.
	Use emit_jump_insn for the return insn.

Thu Jan 13 14:46:03 2000  Jason Eckhardt  <jle@cygnus.com>
			  Stan Cox  <scox@cygnus.com>

	* predict.c: New file. Preliminary infrastructure work for static
	branch prediction and basic block reordering.
	* basic-block.h: Add prototype for estimate_probability.
	* Makefile.in: Add rules for predict.o.

2000-01-13  Jason Merrill  <jason@yorick.cygnus.com>

	* fixincludes (va_list): Use __not_va_list__ for the dummy.
	* fixinc/*: Likewise.

2000-01-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* cccp.c: PROTO -> PARAMS.
	* cexp.y: Likewise.
	* collect2.c: Likewise.
	* combine.c: Likewise.
	* convert.h: Likewise.
	* cse.c: Likewise.
	* dbxout.c: Likewise.
	* dbxout.h: Likewise.
	* diagnostic.c: Likewise.
	* doprint.c: Likewise.
	* dwarf2out.c: Likewise.
	* dwarf2out.h: Likewise.
	* dwarfout.c: Likewise.
	* dwarfout.h: Likewise.
	* dyn-string.h: Likewise.

2000-01-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* calls.c (emit_call_1): Wrap varaible `struct_value_size_rtx' in
	macro conditionals guarding use.

	* dwarf2out.c: Include "tm_p.h".

	* function.c (locate_and_pad_parm): Mark parameter with
	ATTRIBUTE_UNUSED.
	(expand_function_end): Likewise for variable `context'.

	* reorg.c (make_return_insns): Wrap prototype in macro HAVE_return.

2000-01-13  Nick Clifton  <nickc@cygnus.com>

	* config/fr30/fr30.c (fr30_expand_epilogue): Emit USEs of pop'ed
	register to prevent compile time warnings.

2000-01-13  Zack Weinberg  <zack@wolery.cumb.org>

	* longlong.h [i386] (udiv_qrnnd): Rename 'd' argument to 'dv'
	to avoid -Wtraditional warning.

2000-01-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* 1750a-protos.h: New file.

	* 1750a.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* 1750a.h: Move prototypes to 1750a-protos.h.  Fix compile time
	warnings.

	* 1750a.md: Likewise.

2000-01-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* a29k-protos.h: New file.

	* a29k.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* a29k.h: Move prototypes to a29k-protos.h.  Fix compile time
	warnings.

2000-01-13  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* clipper-protos.h: New file.

	* clipper.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* clipper.h: Move prototypes to clipper-protos.h.  Fix compile time
	warnings.

Thu Jan 13 16:03:06 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* reload1.c (reload_combine_note_store): Use HARD_REGNO_NREGS.

2000-01-13  Nathan Sidwell  <sidwell@codesourcery.com>

	* configure.in (--enable-new-gxx-abi): New option.
	* acconfig.h (ENABLE_NEW_GXX_ABI): New define.
	* Makefile.in (GXX_ABI_FLAG): New variable.
	* configure: Regenerate.

2000-01-13  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* stor-layout.c (layout_type): Use FORCE_STRUCT_BLK.
	* tm.texi (FORCE_STRUCT_BLK): Document.
	* config/c4x/c4x.h (FORCE_STRUCT_BLK): New macro.

Wed Jan 12 23:12:47 2000  Hans-Peter Nilsson  <hp@axis.com>

	* config/ns32k/ns32k.md: Revert Jan 9 change.

	* genrecog.c (maybe_both_true_2): Do not compare a predicate-test
	to a mode-test, if the predicate is address_operand.

Wed Jan 12 22:34:00 2000  Jeffrey A Law  (law@cygnus.com)

	* combine.c (if_then_else_cond): Be careful about what kinds
	of RTL expressions are passed to operand_subword.

	* flow.c (split_edge): If we have to insert a new jump, make
	sure to associate it with a basic block.

	* flow.c (commit_one_edge_insertion): A block with one successor
	can end in a JUMP_INSN that is not a simplejump.

2000-01-12  Robert Lipe  <robertl@sco.com>

	* i386/sco5.h (INIT_SECTION_ASM_OP_COFF): Rename section to "ctor".
	(BUILD_VA_LIST_TYPE): Define.
	(EH_FRAME_SECTION_ASM_OP): Explictly define to better interact
	with crtstuff.c.

2000-01-12  Jason Merrill  <jason@casey.cygnus.com>

	* cccp.c (do_pragma): Add cast to (char *).

2000-01-12  Richard Henderson  <rth@cygnus.com>
	    Fred Fish  <fnf@be.com>
	    Jason Merrill  <jason@cygnus.com>

	* configure.in (i?86-*-beos{pe,elf,}*): Recognize.
	* i386/t-beos, i386/x-beos, i386/xm-beos.h: New files.
	* i386/beos-elf.h, i386/beos-pe.h: New files.

	* Makefile.in (CROSS_SYSTEM_HEADER_DIR): New.
	* cross-make (SYSTEM_HEADER_DIR): Define using
	CROSS_SYSTEM_HEADER_DIR.

	* gcc.c (LIBRARY_PATH_ENV): Provide default.
	(process_command): Use it.
	(main): Likewise.  Kill trailing = from env vars.
	(build_search_list): Put it back.
	* collect2.c (main): Use LIBRARY_PATH_ENV.

	* configure.in (GCC_NEED_DECLARATIONS): Add environ.
	* toplev.c: Use NEED_DECLARATION_ENVIRON.

	* tm.texi (Frame Layout): Document SMALL_STACK.
	* c-common.c (c_common_nodes_and_builtins): Check it.

	* system.h: Undef alloca after including glibc's <stdlib.h>,
	if USE_C_ALLOCA is defined.

	* gcc.c (set_input): New fn.
	(main): After all input files are compiled, reset the input file
	info to the first.

	* aclocal.m4 (rindex, index): If already defined, don't attempt
	to redefine.

	* ginclude/varargs.h: (__va_list__): Define ifndef.
	* ginclude/stdarg.h: Likewise.

	* ginclude/stddef.h (__WCHAR_TYPE__) [BEOS]: Use int
	instead of unsigned char.

	* hash.h (true, false, boolean): Undef before enum.

	* expmed.c (choose_multiplier): Cast &mhigh_lo and &mhigh_hi to be
	proper type of "HOST_WIDE_INT *", rather than their natural type of
	"unsigned HOST_WIDE_INT *".

2000-01-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* svr3.h (ASM_FILE_START): Wrap if-clause in squigly brackets.

	* recog.c (memory_address_p): Mark parameter with ATTRIBUTE_UNUSED.

	* regclass.c (choose_hard_reg_mode): Likewise.

	* reload.c (find_valid_class, strict_memory_address_p): Likewise.

	* reorg.c (optimize_skip): Wrap prototype in macro conditionals.

2000-01-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* c-common.c: PROTO -> PARAMS.
	* c-common.h: Likewise.
	* c-decl.c: Likewise.
	* c-iterate.c: Likewise.
	* c-lang.c: Likewise.
	* c-lex.c: Likewise.
	* c-lex.h: Likewise.
	* c-parse.in: Likewise.
	* c-pragma.c: Likewise.
	* c-pragma.h: Likewise.
	* c-tree.h: Likewise.
	* c-typeck.c: Likewise.
	* objc/objc-act.c: Likewise.
	* objc/objc-act.h: Likewise.

2000-01-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* m88k-protos.h: New file.

	* m88k.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* m88k.h: Move prototypes to m88k-protos.h.  Fix compile time warnings.

	* m88k.md: Likewise.

	* tekXD88.h: Likewise.

2000-01-12  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* m68k-protos.h: New file.

	* m68k.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* m68k.h: Move prototypes to m68k-protos.h.  Fix compile time warnings.

	* mot3300.h: Likewise.

2000-01-12  Richard Earnshaw <rearnsha@arm.com>

	* haifa-sched.c (split_edges): Pass edgeset_size as second arg to
	extract_bitlst.
	(extract_bitlist): Declare bitlen.

2000-01-12  Zack Weinberg  <zack@wolery.cumb.org

	* cccp.c: Accept and ignore -lang-fortran.

	* c-typeck.c (build_c_cast): Issue -Wcast-qual warnings if the
	qualifiers don't match at any level of pointerness.

2000-01-12  Robert Lipe  <robertl@sco.com>

	* i386/sysv5.h (CPP_SPEC, LIBSPEC): Add -pthreadT.

2000-01-12  Bernd Schmidt  <bernds@cygnus.co.uk>

	* reload1.c (reload_reg_unavailable): New static variable.
	(reload_reg_free_p): Test it.
	(reload_reg_free_for_value_p): Test it instead of
	reload_reg_used.
	(choose_reload_regs_init): Compute it.

Wed Jan 12 03:24:41 2000  Toshiyasu Morita (toshi.morita@sega.com)

	* reorg.c (fill_slots_from_thread): Check modified_in_p
	before replacing.

Wed Jan 12 03:20:31 2000  John Marshall <john_w_marshall@palm.com>

	* gcc.texi (Funding, GNU/Linux, Copying, Contributors): Format
	these nodes even if INTERNALS is not set.

Wed Jan 12 09:39:22 2000  Nick Burrett  <nick.burrett@btinternet.com>

	* gcse.c (delete_null_pointer_checks_1): Cope when
	get_condition cannot determine the condition.

2000-01-12  Gabriel Dos Reis  <gdr@codesourcery.com>

	* toplev.h (set_message_length): Declare.

	* diagnostic.c (obstack_chunk_alloc): Define macro.
	(obstack_chunk_free): Likewise.
	(struct output_buffer): New data structure.
	(vmessage): Remove.
	(output_maximum_width): New variable.
	(doing_line_wrapping, set_message_length, init_output_buffer,
	get_output_prefix, output_space_left, emit_output_prefix,
	output_newline, output_append, output_puts, dump_output,
	vbuild_message_string, build_message_string, build_location_prefix,
	voutput_notice, output_printf, line_wrapper_printf,
	vline_wrapper_message_with_location):  New functions. Implement
	automatic line wrapping.
	(v_message_with_decl): Make it handle automatic line wrapping.
	(v_error_with_file_and_line): Likewise.
	(v_warning_with_file_and_line): Likewise.
	(announce_function): Likewise.
	(default_print_error_function): Likewise.

2000-01-11 16:24 -0800  Zack Weinberg  <zack@wolery.cumb.org>

	* cpplib.h (struct cpp_options): Change lang_asm to char.
	Add lang_fortran.
	* cppinit.c (builtin_array): Take out __STDC_VERSION__, it's
	done in cpp_handle_option now.
	(initialize_builtins): Take out special case code used only by
	__STDC_VERSION__.
	(cpp_handle_option): Turn off trigraphs and trigraph warnings
	if -traditional.  Recognize -lang-fortran and set
	lang_fortran, also turn off cplusplus_comments.
	(print_help): Document -lang-fortran.
	* cpplib.c (handle_directive): Ignore `# 123 "file"' if
	lang_asm. Ignore all directives other than `# 123 "file"' if
	CPP_PREPROCESSED.
	(cpp_get_token): If -traditional, don't recognize directives
	unless the # is in column 1.
	(parse_string): If lang_fortran or lang_asm, silently
	terminate strings ('' or "") at end of line.
	Remove unnecessary braces.

2000-01-11  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>
	    Richard Henderson  <rth@cygnus.com>

	* resource.c (mark_referenced_resources): Mark a set strict_low_part
	as used.
	* config/i386/i386.c (ix86_expand_setcc): Re-enable clear + set
	strict_low_part when possible.

2000-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* alias.c: PROTO -> PARAMS.
	* basic-block.h: Likewise.
	* bitmap.c: Likewise.
	* bitmap.h: Likewise.
	* builtins.c: Likewise.
	* c-aux-info.c: Likewise.
	* caller-save.c: Likewise.
	* calls.c: Likewise.

2000-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* Makefile.in (toplev.o): Depend on regs.h.

	* output.h (tdesc_section): Prototype.

	* regclass.c (copy_cost): Mark parameters with ATTRIBUTE_UNUSED.

	* sdbout.c: Include "tm_p.h".

	* toplev.c: Include "regs.h".

Tue Jan 11 11:37:58 2000  Mike Stump  <mrs@wrs.com>

	* unroll.c (unroll_loop): Add EH support.

2000-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* pa-protos.h: New file.

	* pa.c: Include recog.h and tm_p.h.
	(compute_zdepwi_operands, compute_movstrsi_length,
	remove_useless_addtr_insns, store_reg, load_reg, set_reg_plus_d,
	find_addr_reg, import_milli): Add static prototypes.
	(pa_cpu_string, pa_arch_string): Constify a char*.
	(legitimize_pic_address): Pass argument `mode' to pic_label_operand.
	(read_only_operand): Add argument `mode'.
	(singlemove_string, output_move_double, output_fp_move_double,
	output_block_move, output_and, output_ior, output_ascii,
	remove_useless_addtr_insns, milli_names, output_mul_insn,
	output_div_insn, output_mod_insn, output_arg_descriptor,
	output_cbranch, output_bb, output_bvb, output_dbra, ,
	output_millicode_call, output_call, hppa_encode_label,
	output_parallel_movb, output_parallel_addb): Constify a char*.
	(hppa_va_start): Mark parameter `stdarg_p' with ATTRIBUTE_UNUSED.
	(output_parallel_addb): Remove extra arg to `constrain_operands'

	* pa.h:  Move all prototypes to pa-protos.h.
	(pa_cpu_string, pa_arch_string): Constify a char*.
	(LEGITIMIZE_ADDRESS): Call `symbolic_operand' with mode argument.

	* pa.md: Call `function_label_operand' with mode argument.
	Likewise for `read_only_operand'.
	Fix nesting of parens in call to `symbolic_operand'.

2000-01-11  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* i860-protos.h: New file.

	* i860.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* i860.h: Move prototypes to i860-protos.h.  Fix compile time warnings.

	* i860.md: Likewise.

Tue Jan 11 18:59:35 MET 2000  Jan Hubicka <jh@suse.cz>

	* i386.md (movstrsi expander): Rewrite.
	(movstrsi_1 insn): Deleted.
	(strmovhi, strmovqi expander): New expanders.
	(movshi_1, movsqi_1, rep_movsi, rep_movqi): New patterns.
	* i386.c (x86_single_stringop): New global variable.
	* i386.h (x86_single_stringop): Declare.
	(TARGET_SINGLE_STRINGOP): New macro.

2000-01-11  Clinton Popetz  <cpopetz@cygnus.com>

	* config/mips/mips.c (mips_va_arg): For EABI, emit the queued
	integer vararg POSTINCREMENT before the destination of the jump
	for the hard fp case.
	(function_arg_pass_by_reference): Pass a copy of CUM to
	FUNCTION_ARG.

	* config/mips/mips.h (GO_IF_LEGITIMATE_ADDRESS): Move check
	for CONSTANT_ADDRESS_P above while loop for subreg.

2000-01-11  Clinton Popetz  <cpopetz@cygnus.com>

	* flow.c (propagate_block): When a prologue/epilogue insn
	is marked dead, unconditionally clear libcall_is_dead and
	insn_is_dead, and only dump rtl if warnings aren't being
	suppressed.

Tue Jan 11 16:26:47 MET 2000  Jan Hubicka <jh@suse.cz>

	* i386.c (ix86_attr_length_default): Handle TYPE_STR and TYPE_CLD.
	* i386.md (FIRST_PSEUDO_REGISTER): Set to 20.
	(FIXED_REGISTERS): Set dirflag as fixed.
	(CALL_USED_REGISTERS): Set dirflag as used.
	(REG_ALLOC_ORDER): Set dirflag as last one.
	(DIRFLAG_REG): New macro.
	(MD_ASM_CLOBBERS): Asm clobber dirflag for backward compatibility.
	(HI_REGISTER_NAMES): Add dirflag.
	(DEBUF_PRINT_REG): Handle dirflag.
	* i386.md (type attribute): New cld and str types.
	(length_opcode attribute): Set cld and str to 1.
	(memory attribute): Set str to unknown - it is not clear from the
	patterns.
	(pent_np function unit): Prefixed string operations takes 12 cycles
	minimally; cld takes 2 cycles.
	(ppro_uops attribute): Str is "many" and cld is "few".
	(ppro_p0 unit): Handle cld here.
	(k6_alux unit): Handle cld and str types.
	(k6_load unit): It is ocupied by str opcodes.
	(k6_store unit): It is ocupied by str opcodes.
	(athlon_decode): Str is vector decoded.
	(athlon_ieu): Handle str and cld.
	(cld pattern): New.
	(movstrsi, clrstr, cmpstr, strlen expander): Emit cld instruction
	(movstrsi_1, clrstrsi_1, cmpstrsi_1, strlensi_1,
	cmpstrsi_nz_1 insn): Do not output cld instruction

Tue Jan 11 06:14:39 2000  David Starner <dstarner98@aasaa.ofe.org>

	* gcc.texi (G++ and GCC): Add Java and Chill.
	(Bug Critera): Don't list languages.

	* gcc.texi (Incompatibilities): No longer claim most C compilers
	are K&R.

	* gcc.texi (G++ and GCC): Update other front-ends list.

Tue Jan 11 05:49:01 2000  Jeffrey A Law  (law@cygnus.com)

	* i386.c (ix86_expand_setcc): Fix typo.
	(ix86_expand_movcc): Similarly.

	* Band-aid until haifa's bitset implementation is nuked.
	* haifa-sched.c (extract_bitlst): New parameter for size of the
	bitset in bits.  All callers changed.  Avoid looking at undefined
	bits in the bitset.
	(edgeset_bitsize): New variable.
	(schedule_region): Initialize edgeset_bitsize.

2000-01-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* Makefile.in (optabs.o): Depend on real.h
	(resource.o): Depend on insn-attr.h

	* builtins.c (result_vector): Wrap prototype in macro conditions
	governing definition and use.

	* c-common.c: Include tm_p.h.

	* c-lex.c: Likewise.

	* elfos.h: Constify a char*.

	* final.c (align_fuzz): Wrap prototype in macro HAVE_ATTR_length.
	(get_attr_length, shorten_branches, profile_after_prologue): Mark
	parameter with ATTRIBUTE_UNUSED.

	* fold-const.c (exact_real_inverse): Wrap variable `i' in
	CHECK_FLOAT_VALUE.

	* haifa-sched.c (schedule_insns): Mark parameter with
	ATTRIBUTE_UNUSED.

	* optabs.c: Include real.h.

	* real.h (ereal_atof): Add prototype arguments.

	* resource.c: Include insn-attr.h.

	* sdbout.c (sdbout_queue_anonymous_type,
	sdbout_dequeue_anonymous_types): Wrap in macro
	SDB_ALLOW_FORWARD_REFERENCES.
	(sdbout_init, sdbout_start_new_source_file): Mark parameter with
	ATTRIBUTE_UNUSED.

	* stmt.c (expand_return): Wrap variable `op0' in macro HAVE_return.

	* stupid.c: Include tm_p.h.

	* tree.c (real_value_from_int_cst): Mark parameter with
	ATTRIBUTE_UNUSED.

2000-01-10  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* i960-protos.h: New file.

	* i960.c: Include tm_p.h.  Add static prototypes.  Fix compile
	time warnings.

	* i960.h: Move prototypes to i960-protos.h.  Fix compile time warnings.

2000-01-10  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* combine.c (expand_field_assignment): Do not discard SUBREGs
	while computing nonzero_bits.

2000-01-09  Nick Clifton  <nickc@cygnus.com>

	* config/arm/arm.c: Fix compile time warnings about signed vs
	unsigned constants.
	* config/arm/arm.h: Fix compile time warnings about signed vs
	unsigned constants.

2000-01-09  Philip Blundell  <philb@gnu.org>

	* config/arm/arm.c (output_return_instruction): Use `ldr' rather
	than `ldm' with only one register.
	* config/arm/arm.md (push_multi): Use `str' rather than `stm' with
	only one register.

	* config/arm/linux-gas.h (CLEAR_INSN_CACHE): Say that R0 is
	clobbered.

Sun Jan  9 17:50:23 2000  Hans-Peter Nilsson  <hp@axis.com>

	* config/ns32k/ns32k.md (load or push effective address): Operand 1
	must have SImode.

2000-01-09  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* elfos.h (ASM_OUTPUT_LIMITED_STRING): Add parentheses around
	assignment used as truth value.

	* function.c (assign_temp): Mark parameter `dont_promote' with
	ATTRIBUTE_UNUSED.  Wrap variable `unsignedp' with macro
	PROMOTE_FOR_CALL_ONLY.

	* genrecog.c (write_subroutine): Mark variable `operands' with
	ATTRIBUTE_UNUSED.

	* optabs.c (prepare_cmp_insn): Mark parameter `align' with
	ATTRIBUTE_UNUSED.

	* sdbout.c (sdbout_init): Likewise for parameter `asm_file'.
	(sdbout_begin_block, sdbout_end_block): Likewise for `file'.

	* toplev.c (note_deferral_of_defined_inline_function): Likewise
	for `decl'.

2000-01-09  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x.h: Tidy up comments.
	* config/c4x.c: Likewise.

Sun Jan  9 01:02:55 EST 2000  John Wehle  (john@feith.com)

	* fold-const.c (lshift_double, rshift_double): Handle
	shifting by 2 * HOST_BITS_PER_WIDE_INT correctly.

2000-01-08  Alexandre Oliva  <oliva@lsd.ic.unicamp.br>

	* toplev.c (rest_of_compilation): Initialize cse_not_expected as
	in prepare_function_start().

Sat Jan  8 12:12:46 2000  Nick Clifton  <nickc@cygnus.com>

	* config/v850/v850.c (expand_epilogue): Interrupt functions no
	longer allocate extra stack for function calls.

2000-01-08  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.md (*subqf3_set): Fix typo.

2000-01-08  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.h (CALLER_SAVE_PROFITABLE): Define as 0.

2000-01-07  David Edelsohn  <edelsohn@gnu.org>

	* rs6000.c (processor_target_table): Add power3 as alias for 630.
	* aix43.h: Revert Aug 2 change.
	(HAS_INIT_SECTION): Define, not visible yet.
	(LD_INIT_SWITCH): Define, not visible yet.
	* t-aix43 (MULTILIB_OPTIONS): Revert Aug 2 change.

	* glimits.h (__LONG_MAX__): Recognize 64-bit AIX too.

	* collect2.c (main): Expand ld2 size further.
	(export_object_lst): Cast assignment to avoid warning.
	(main, LD_INIT_SWITCH): Add AIX 4.2+ -binitfini support.
	(scan_prog_file, COFF): Do not collect initialization or
	finalization functions generated for entire shared object if
	init/fini support present.

2000-01-07  Nick Clifton  <nickc@cygnus.com>

	* config/elfos.h: Tidy up formatting of marcos.  Make sure
	that .section directives are always prefixed by a tab.

	* config/svr4.h: Add #include "elfos.h" and remove duplicate
	definitions.

2000-01-07  Matt Austern  <austern@sgi.com>

	* fold-const.c (real_hex_to_f): Remove duplicate declaration of
	expon.

Fri Jan  7 01:55:34 2000  Jeffrey A Law  (law@cygnus.com)

	* Makefile.in (crtend.o): Pass @inhibit_libc@ to compilation of
	crtstuff.c.
	(crtbegin.o, s-crtS): Likewise.

2000-01-06  Richard Henderson  <rth@cygnus.com>

	* alpha.md (adddi_2+1): Limit offset such that it will be
	loadable with a single ldah+lda pair.
	(adddi_2+2): Explicitly fail split if we can't make it work.

2000-01-06  Mumit Khan  <khan@xraylith.wisc.edu>

	* protoize.c: Conditionally include unistd.h.
	(IS_SAME_PATH_CHAR): New macro.
	(IS_SAME_PATH): New macro.
	(CPLUS_FILE_SUFFIX): New macro.
	(cplus_suffix): New static variable.
	(is_abspath): New static function.
	(in_system_include_dir): Handle DOS style pathnames.
	(file_could_be_converted): Likewise.
	(file_normally_convertible): Likewise.
	(directory_specified_p): Likewise.
	(file_excluded_p): Likewise.
	(abspath): Likewise.
	(shortpath): Likewise.
	(referenced_file_is_newer): Likewise.
	(save_def_or_dec): Likewise.
	(do_processing): Likewise.
	(main): Likewise.
	(edit_file): Likewise. Use rename instead of link.
	(rename_c_file): Likewise. Don't rename syscalls file.
	(munge_compile_params): Define null device for DOS based systems.
	(process_aux_info_file): Use binary mode if appliable.
	(edit_file): Likewise.
	* invoke.texi (Running Protoize): Document C++ suffixes used.

	* cccp.c: Delete PATH_SEPARATOR, DIR_SEPARATOR and
	IS_DIR_SEPARATOR macros.
	* collect2.c: Likewise.
	* cppinit.c: Likewise.
	* dwarf2out.c: Likewise.
	* gcc.c: Likewise.
	* gcov.c: Likewise.
	* prefix.c: Likewise.
	* rtl.c: Likewise.
	* toplev.c: Likewise.
	* system.h: And move to here.

	* prefix.c (update_path): Fix typo in variable name.

2000-01-06  Richard Henderson  <rth@cygnus.com>

	* flow.c (mark_set_1): Use loop_depth+1 as reference weight.
	(find_auto_inc, mark_used_regs, try_pre_increment_1): Likewise.
	(count_reg_sets_1, count_reg_references): Likewise.
	(flow_loops_level_compute): Start counting actual loop depth at 1.
	(flow_loops_find): Likewise.
	* local-alloc.c (update_equiv_regs): Likewise.
	* regclass.c (regclass): Re-instate Jan 4 0-based loop_depth change.

2000-01-06  Gabriel Dos Reis  <dosreis@cmla.ens-cachan.fr>

	* defaults.h (DWARF_FRAME_REGISTERS): if not defined, default to
	FIRST_PSEUDO_REGISTER
	* dwarf2out.c: Don't include frame.h
	* dwarfout.c: Likewise
	* Makefile.in (dwarfout.o, dwarf2out.o): Remove dependence on
	frame.h

Thu Jan  6 13:44:59 CET 2000  Jan Hubicka  <jh@suse.cz>

	* reg-stack.c (subst_stack_regs_pat): Handle correctly USEs of
	dead registers.

	* i386.c (movsf splitter): Fix typo in my last checkin.

2000-01-05  Nick Clifton  <nickc@cygnus.com>

	* varasm.c (IN_NAMED_SECTION): Allow targets to provide their
	own definition of this macro.
	(asm_emit_uninitialised): Invoke UNIQUE_SECTION if either
	flag_data_sections or UNIQUE_SECTION_P are true.

	* tm.texi (UNIQUE_SECTION): Document that it can be called for
	uninitialized data decls.

	* config/i386/winnt.c (i386_pe_unique_section): Cope with
	being called for uninitialized data.

	* config/i386/interix.c (i386_pe_unique_section): Cope with
	being called for uninitialized data.

	* config/mips/elf.h (UNIQUE_SECTION): Cope with being called
	for uninitialized data.

	* config/mips/elf64.h (UNIQUE_SECTION): Cope with being called
	for uninitialized data.

	* config/mips/iri6gld.h (UNIQUE_SECTION): Cope with being called
	for uninitialized data.

	* config/arm/unknown-elf.h (IN_NAMED_SECTION): Define.
	(UNIQUE_SECTION_P): Always generate a unique section if
	flag_data_sections is true.
	(UNIQUE_SECTION): Also generate unique sections for
	uninitialized data.
	(ASM_OUTPUT_ALIGNED_BSS): Redefine to use named_section().
	(ASM_OUTPUT_ALIGNED_DECL_LOCAL): Redefine to use
	named_section().

2000-01-06  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/t-c4x (TARGET_LIBGCC2_CFLAGS): Don't redefine SF, DF,
	SI, or DI.

2000-01-06  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.md (udivqi3, divqi3): Delete.
	(umodqi3, modqi3, udivhi3, divhi3, umodhi3, modhi3, ffsqi2): Likewise.
	(*smulqi3_highpart_noclobber, *umulqi3_highpart_noclobber): New.
	(*lshrqi3_const_noclobber, *lshrqi3_nonconst_noclobber): Likewise.
	(*ashrqi3_const_noclobber, *ashrqi3_nonconst_noclobber): Likewise.

	* c4x.h (INIT_TARGET_OPTABS): Define to init libcalls.

2000-01-05 11:25 -0800  Zack Weinberg  <zack@rabi.columbia.edu>

	* c-decl.c (finish_enum): Simplify code to determine minimum and
	maximum values of the enum, and calculate the type.  Remove check
	for FUNCTION_DECLs in the values list, which cannot happen.  Replace
	the DECL_INITIAL of each enumeration constant with a copy converted
	to the enumeration type.  When updating variant types, don't bother
	updating the type itself.

	* c-typeck.c (build_binary_op): Simplify conditional expressions
	when weeding out spurious signed-unsigned warnings.  Add new
	spurious warning category: if the unsigned quantity is an enum
	and its maximum value fits in signed_type(result_type).  Update
	commentary.
	(build_conditional_expr): Warn here if one alternative is signed
	and the other is unsigned.

2000-01-05  Nick Clifton  <nickc@cygnus.com>

	* config/fr30/fr30.h: Remove extraneous comments.

2000-01-05  Bernd Schmidt  <bernds@cygnus.co.uk>

	* reload1.c (choose_reload_regs): When disabling a reload, also
	set reload_spill_index to -1.

2000-01-04  Joel Sherrill (joel@OARcorp.com>

	* configure.in (m68*-*-rtemscoff*): New target, formal name for
	old m68*-*-rtems*.
	(m68*-*-rtemself*): New target.
	(mips64orion-*-rtems*): Remove duplicate definition of tm_file.
	(sparc*-*-rtemsaout*): New target, formal name for old sparc*-*-rtems*.
	(sparc*-*-rtemself*): New target.
	(sparc*-*-rtems*): Now elf not a.out.
	* config/i386/rtems.h: Include config/rtems.h.
	* config/i386/rtemself.h: Include config/rtems.h.
	* config/i960/rtems.h: Include config/rtems.h.
	* config/m68k/rtems.h: Include config/rtems.h.
	* config/m68k/rtemself.h: Include config/rtems.h.
	* config/mips/rtems64.h: Include config/rtems.h.
	* config/pa/rtems.h: Include config/rtems.h.
	* config/rs6000/rtems.h: Include config/rtems.h.
	* config/sh/rtems.h: Include config/rtems.h.
	* config/sh/rtemself.h: Include config/rtems.h.
	* config/sparc/rtems.h: Include config/rtems.h.
	* config/sparc/rtemself.h: Include config/rtems.h

Tue Jan  4 23:59:26 2000  Denis Chertykov <denisc@overta.ru>

	* final.c (shorten_branches): Correctly compute length of
	asms without operands.

Tue Jan  4 22:55:41 2000  Steve Chamberlain <sac@pobox.com>

	* configure.in: Add pj target.
	* configure: Regenerate.
	* config/pj: New directory.
	* config/pj/lib1funcs.S: New file.
	* config/pj/linux.h: New file.
	* config/pj/pj.c: New file.
	* config/pj/pj.md: New file.
	* config/pj/pjl.h: New file.
	* config/pj/t-pj: New file.
	* config/pj/xm-pj.h: New file

Tue Jan  4 22:30:16 2000  Jeffrey A Law  (law@cygnus.com)

	* toplev.c (rest_of_compilation): Run shorten-branches before
	reg-stack for now.

2000-01-05  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.h (IS_XXX_REG, IS_XXX_REGNO): Swap behavior of
	macros so that they're consistent with their names.
	* config/c4x/c4x.c (IS_XXX_REG, IS_XXX_REGNO): Likewise.
	* config/c4x/c4x.md (IS_XXX_REG, IS_XXX_REGNO): Likewise.

2000-01-05  Michael Hayes  <m.hayes@elec.canterbury.ac.nz>

	* config/c4x/c4x.md (*addqi3_noclobber_reload): Ensure that CC never
	modified inadvertently.

2000-01-04  Joel Sherrill <joel@OARcorp.com>

	* configure.in (v850*-*-rtems*): New target.
	* configure: Regenerate.
	* config/v850/rtems.h: New file.

2000-01-04  Mumit Khan  <khan@xraylith.wisc.edu>

	* gthr-win32.h (__gthread_active_p): Support Mingw MT runtime.
	(__gthread_key_create): Likewise.
	(__gthread_key_dtor):  Likewise.
	(__gthread_once): Fix logic.
	(__gthread_key_delete): Cast away constness.

	* i386/cygwin.h (SUBTARGET_SWITCHES): Add -mthreads option.
	* invoke.texi: Document.
	* i386/mingw32.h (CPP_SPEC): Use.
	(LIBGCC_SPEC): Likewise.
	* i386/crtdll.h (LIBGCC_SPEC): Likewise.

2000-01-04  David Edelsohn  <edelsohn@gnu.org>

	* rs6000/sysv4.h (ASM_OUTPUT_DEF): Undefine.
	(HANDLE_PRAGMA_PACK): Undefine.
	(SLOW_UNALIGNED_ACCESS): Define.

2000-01-04  David Edelsohn  <edelsohn@gnu.org>

	* expmed.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
	to default definition.
	(store_bit_field): Call SLOW_UNALIGNED_ACCESS with mode and alignment.
	(store_fixed_bit_field): Call macro with word_mode and alignment.
	(extract_bit_field): Call macro with relevant mode and alignment.
	* expr.c (SLOW_UNALIGNED_ACCESS): Add mode and align parameters
	to default definition.
	(move_by_pieces): Call SLOW_UNALIGNED_ACCESS with word_mode
	and alignment.
	(move_by_pieces_ninsns): Likewise.
	(clear_by_pieces): Likewise.
	(emit_push_insn): Likewise.
	(store_field): Call macro with relevant mode and alignment.
	(expand_expr): Likewise.
	(expand_expr_unaligned): Likewise.

	* rs6000.h (HANDLE_PRAGMA_PACK): Define.
	(SLOW_UNALIGNED_ACCESS): Define.
	(CASE_VECTOR_MODE): Always use 32-bit offsets.
	(ASM_FILE_END): Generate 64-bit symbol in 64-bit mode.
	(EXTRA_SECTION_FUNCTIONS): Indent .csect pseudo-op.
	(toc_section): Likewise and .toc pseudo-op.
	(ASM_DECLARE_FUNCTION): Likewise.  Align text more strictly in
	64-bit mode.
	(TEXT_SECTION_ASM_OP): Likewise.
	(ASM_OUTPUT_ADD_VEC_ELT, ASM_OUTPUT_ADDR_DIFF_ELT): Always use
	32-bit offsets.

	* a29k.h (SLOW_UNALIGNED_ACCESS): Add MODE and ALIGN parameters.
	* alpha.h (SLOW_UNALIGNED_ACCESS): Likewise.
	* arm/thumb.h (SLOW_UNALIGNED_ACCESS): Likewise.
	* gmicro.h (SLOW_UNALIGNED_ACCESS): Likewise.
	* fr30.h (SLOW_UNALIGNED_ACCESS): Likewise.

Tue Jan  4 11:44:13 2000  Jeffrey A Law  (law@cygnus.com)

	* regclass.c: Revert my Jan 4 change to loop cost computation.

Tue Jan  4 19:22:39 MET 2000  Jan Hubicka  <hubicka@freesoft.cz>

	* regclass.c (regclass): Do not obey REG_N_REFS in non-optimizing
	compilation.

2000-01-04  Stan Cox  <scox@cygnus.com>

	* haifa-sched.c (build_control_flow): Change unreachable simple
	loop test to check if current block has only one predecessor.
	(find_rgns): Initialize degree.  Use dest as degree index, not src.

2000-01-04  Kaveh R. Ghazi  <ghazi@caip.rutgers.edu>

	* builtins.c (expand_builtin_strlen): Initialize variable `icode'.

	* calls.c (expand_call): Likewise for
	`old_stack_arg_under_construction'.

	* cpphash.c (macroexpand): Likewise for `args' and `rest_zero'.

	* function.c (pad_to_arg_alignment): Likewise for `save_var' and
	`save_constant'.

	* gcc.c (execute): Likewise for `ut' and `st'.

	* genattrtab.c (attr_rtx): Likewise for `rt_val'.

	* genopinit.c (gen_insn): Likewise for `m1', `m2' and `op'.

	* jump.c (jump_optimize_1): Likewise for `temp2'.

	* local-alloc.c (block_alloc): Likewise for `r1'.

	* loop.c (recombine_givs): Likewise for `life_start' and `life_end'.

	* reg-stack.c (check_asm_stack_operands): Likewise for `clobber_reg'.
	(subst_asm_stack_regs): Likewise for `clobber_reg' and `clobber_loc'.

	* regmove.c (fixup_match_1): Likewise for `insn_const', `dst_node'
	and `set2'.

	* reload.c (find_reloads): Likewise for `goal_alternative_number'
	and `goal_earlyclobber'.

	* scan-decls.c (scan_decls): Likewise for `prev_id_end'.

	* sdbout.c (sdbout_one_type): Likewise for `member_scl'.

	* stupid.c (stupid_life_analysis): Likewise for `chain'.

	* unroll.c (copy_loop_body): Likewise for `copy'.

	* varasm.c (output_constructor): Likewise for `byte'.

Tue Jan  4 15:34:34 MET 2000  Jan Hubicka  <hubicka@freesoft.cz>

	* i386.c (ix86_expand_move): Allow pushes of memory, offload to memory
	all FP constants for constant->reg moves.
	(ix86_split_to_parts): Try to convert memory address into immediate
	when available in the constant pool.
	* i386.h (PREFERRED_RELOAD_CLASS): Allow CONST_DOUBLE->integer reg
	moves.
	(LEGITIMATE_CONSTANT_P): Return 1.
	* i386.md (pushsf): New splitter to convert constant pool memory
	reference to immediate.
	(mov?f): Likewise; do not allow CONST_DOUBLE for reg moves before
	reload.

2000-01-04  Bernd Schmidt  <bernds@cygnus.co.uk>

	* i386.md (ashlsi3_cmpno): Don't accept variables shifts.
	(ashlhi3_cmpno, ashlqi3_cmpno, ashrsi3_cmpno, ashrhi3_cmpno,
	ashrqi3_cmpno, lshrsi3_cmpno, lshrhi3_cmpno, lshrqi3_cmpno): Likewise.
	(rotlsi3_cmpno, rotlhi3_cmpno, rotlqi3_cmpno, rotrsi3_cmpno,
	rotrhi3_cmpno, rotrqi3_cmpno): Likewise.

2000-01-04  Martin von Löwis  <loewis@informatik.hu-berlin.de>

	* ginclude/stdbool.h:  Support compilation as C++.

Tue Jan  4 01:35:13 2000  J"orn Rennecke <amylaar@cygnus.co.uk>

	* fold-const.c (make_range): Don't try to reverse an unbounded range.

Tue Jan  4 00:18:46 2000  Jeffrey A Law  (law@cygnus.com)

	* regclass.c (regclass): Properly compute loop_cost.  Adjust
	comments.

	* regclass.c: Fix minor whitespace problems.

2000-01-03  Anthony Green  <green@cygnus.com>

	* config/i386/i386.md (builtin_setjmp_receiver): New pattern.
	Restore the pic register if required.

2000-01-03  Ulrich Drepper  <drepper@cygnus.com>

	* c-common.c (format_char_info): Update comment.
	(check_format_info): Recognize 'z' modifier in the same way 'Z'
	was recognized.  Emit warning for formats new in ISO C99 only
	if flag_isoc9x is not set.

Mon Jan  3 12:59:54 2000  Mark P. Mitchell  <mark@codesourcery.com>

	* config/mips/iris6gld.h: Fix typo in -mabi=n32 specs.

Mon Jan  3 15:33:37 MET 2000  Jan Hubicka  <hubicka@freesoft.cz>

	* combine.c (expand_compound_operation): Do not convert ZERO_EXTEND to
	SIGN_EXTEND, convert SIGN_EXTEND to ZERO_EXTEND.
	(make_compound_operation): Choose cheaper alternative between
	ZERO_EXTEND and SIGN_EXTEND when sign bit is not set.

	* regclass.c (op_costs): Remove global variable.
	(record_reg_classes): New parameter "op_costs" and "reg_pref".
	(record_operand_costs): Break out from ...
	(scan_one_insn): ... here.
	(dump_regclass): Make dumps nicer.
	(regclass): Dump preferrences choosed and changes done during passes.

2000-01-03  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.c (gen_df_reg): Fix for 32bit SPARC.

2000-01-03  Jakub Jelinek  <jakub@redhat.com>

	* config/sparc/sparc.c (gen_df_reg): New function.
	* config/sparc/sparc-protos.h (gen_df_reg): Add prototype.
	* config/sparc/sparc.md (movtf_no_e_insn_sp64+1,
	movtf_no_e_insn_sp64+2, movtf_no_e_insn_sp64+3, movtf_cc_sp64+1,
	movtf_cc_reg_sp64+1): Use it.

2000-01-02  Mark Mitchell  <mark@codesourcery.com>

	* integrate.c (copy_decl_for_inlining): Clear TREE_ADDRESSABLE on
	copied LABEL_DECLs.

Mon Jan  3 02:54:40 2000  Hans-Peter Nilsson  <hp@bitrange.com>

	* config/i386/i386.c (ix86_expand_unary_operator): Function
	definition made void.
	(ix86_expand_binary_operator): Update outdated preceding comment.
	* config/i386/i386-protos.h (ix86_expand_unary_operator): Update
	prototype.

	* config/i386/i386.c (override_options): Fix option-name typo.

2000-01-02  Mark Mitchell  <mark@codesourcery.com>

	* system.h (CEIL): Define.
	* builtins.c (CEIL): Remove.
	* expmed.c (CEIL): Likewise.
	* expr.c (CEIL): Likewise.
	* stor-layout.c (CEIL): Likewise.

2000-01-02  Franz Sirl <Franz.Sirl-kernel@lauterbach.com>

	* expr.c (store_constructor_field): Fix typo introduced with last
	gcc2 merge.

2000-01-01  Mark Mitchell  <mark@codesourcery.com>

	* tree.h (BINFO_N_BASETYPES): New macro.

2000-01-01  Bernd Schmidt  <bernds@cygnus.co.uk>

	* expmed.c (emit_store_flag): Prevent losing a pending stack
	adjust the same way we prevent losing queued increments.

See ChangeLog.2 for earlier changes.
OpenPOWER on IntegriCloud