diff options
| -rw-r--r-- | llvm/test/Transforms/InstCombine/or.ll | 574 |
1 files changed, 318 insertions, 256 deletions
diff --git a/llvm/test/Transforms/InstCombine/or.ll b/llvm/test/Transforms/InstCombine/or.ll index a2bc4e7d983..4b4f45a0cb9 100644 --- a/llvm/test/Transforms/InstCombine/or.ll +++ b/llvm/test/Transforms/InstCombine/or.ll @@ -1,328 +1,361 @@ -; This test makes sure that these instructions are properly eliminated. +; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -instcombine -S | FileCheck %s target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128" define i32 @test1(i32 %A) { - %B = or i32 %A, 0 - ret i32 %B ; CHECK-LABEL: @test1( -; CHECK: ret i32 %A +; CHECK-NEXT: ret i32 %A +; + %B = or i32 %A, 0 + ret i32 %B } define i32 @test2(i32 %A) { - %B = or i32 %A, -1 - ret i32 %B ; CHECK-LABEL: @test2( -; CHECK: ret i32 -1 +; CHECK-NEXT: ret i32 -1 +; + %B = or i32 %A, -1 + ret i32 %B } define i8 @test2a(i8 %A) { - %B = or i8 %A, -1 - ret i8 %B ; CHECK-LABEL: @test2a( -; CHECK: ret i8 -1 +; CHECK-NEXT: ret i8 -1 +; + %B = or i8 %A, -1 + ret i8 %B } define i1 @test3(i1 %A) { - %B = or i1 %A, false - ret i1 %B ; CHECK-LABEL: @test3( -; CHECK: ret i1 %A +; CHECK-NEXT: ret i1 %A +; + %B = or i1 %A, false + ret i1 %B } define i1 @test4(i1 %A) { - %B = or i1 %A, true - ret i1 %B ; CHECK-LABEL: @test4( -; CHECK: ret i1 true +; CHECK-NEXT: ret i1 true +; + %B = or i1 %A, true + ret i1 %B } define i1 @test5(i1 %A) { - %B = or i1 %A, %A - ret i1 %B ; CHECK-LABEL: @test5( -; CHECK: ret i1 %A +; CHECK-NEXT: ret i1 %A +; + %B = or i1 %A, %A + ret i1 %B } define i32 @test6(i32 %A) { - %B = or i32 %A, %A - ret i32 %B ; CHECK-LABEL: @test6( -; CHECK: ret i32 %A +; CHECK-NEXT: ret i32 %A +; + %B = or i32 %A, %A + ret i32 %B } ; A | ~A == -1 define i32 @test7(i32 %A) { - %NotA = xor i32 -1, %A - %B = or i32 %A, %NotA - ret i32 %B ; CHECK-LABEL: @test7( -; CHECK: ret i32 -1 +; CHECK-NEXT: ret i32 -1 +; + %NotA = xor i32 -1, %A + %B = or i32 %A, %NotA + ret i32 %B } define i8 @test8(i8 %A) { - %B = or i8 %A, -2 - %C = or i8 %B, 1 - ret i8 %C ; CHECK-LABEL: @test8( -; CHECK: ret i8 -1 +; CHECK-NEXT: ret i8 -1 +; + %B = or i8 %A, -2 + %C = or i8 %B, 1 + ret i8 %C } ; Test that (A|c1)|(B|c2) == (A|B)|(c1|c2) define i8 @test9(i8 %A, i8 %B) { - %C = or i8 %A, 1 - %D = or i8 %B, -2 - %E = or i8 %C, %D - ret i8 %E ; CHECK-LABEL: @test9( -; CHECK: ret i8 -1 +; CHECK-NEXT: ret i8 -1 +; + %C = or i8 %A, 1 + %D = or i8 %B, -2 + %E = or i8 %C, %D + ret i8 %E } define i8 @test10(i8 %A) { - %B = or i8 %A, 1 - %C = and i8 %B, -2 - ; (X & C1) | C2 --> (X | C2) & (C1|C2) - %D = or i8 %C, -2 - ret i8 %D ; CHECK-LABEL: @test10( -; CHECK: ret i8 -2 +; CHECK-NEXT: ret i8 -2 +; + %B = or i8 %A, 1 + %C = and i8 %B, -2 + ; (X & C1) | C2 --> (X | C2) & (C1|C2) + %D = or i8 %C, -2 + ret i8 %D } define i8 @test11(i8 %A) { - %B = or i8 %A, -2 - %C = xor i8 %B, 13 - ; (X ^ C1) | C2 --> (X | C2) ^ (C1&~C2) - %D = or i8 %C, 1 - %E = xor i8 %D, 12 - ret i8 %E ; CHECK-LABEL: @test11( -; CHECK: ret i8 -1 +; CHECK-NEXT: ret i8 -1 +; + %B = or i8 %A, -2 + %C = xor i8 %B, 13 + ; (X ^ C1) | C2 --> (X | C2) ^ (C1&~C2) + %D = or i8 %C, 1 + %E = xor i8 %D, 12 + ret i8 %E } define i32 @test12(i32 %A) { ; Should be eliminated - %B = or i32 %A, 4 - %C = and i32 %B, 8 - ret i32 %C ; CHECK-LABEL: @test12( -; CHECK: %C = and i32 %A, 8 -; CHECK: ret i32 %C +; CHECK-NEXT: [[C:%.*]] = and i32 %A, 8 +; CHECK-NEXT: ret i32 [[C]] +; + %B = or i32 %A, 4 + %C = and i32 %B, 8 + ret i32 %C } define i32 @test13(i32 %A) { - %B = or i32 %A, 12 - ; Always equal to 8 - %C = and i32 %B, 8 - ret i32 %C ; CHECK-LABEL: @test13( -; CHECK: ret i32 8 +; CHECK-NEXT: ret i32 8 +; + %B = or i32 %A, 12 + ; Always equal to 8 + %C = and i32 %B, 8 + ret i32 %C } define i1 @test14(i32 %A, i32 %B) { - %C1 = icmp ult i32 %A, %B - %C2 = icmp ugt i32 %A, %B - ; (A < B) | (A > B) === A != B - %D = or i1 %C1, %C2 - ret i1 %D ; CHECK-LABEL: @test14( -; CHECK: icmp ne i32 %A, %B -; CHECK: ret i1 +; CHECK-NEXT: [[TMP1:%.*]] = icmp ne i32 %A, %B +; CHECK-NEXT: ret i1 [[TMP1]] +; + %C1 = icmp ult i32 %A, %B + %C2 = icmp ugt i32 %A, %B + ; (A < B) | (A > B) === A != B + %D = or i1 %C1, %C2 + ret i1 %D } define i1 @test15(i32 %A, i32 %B) { - %C1 = icmp ult i32 %A, %B - %C2 = icmp eq i32 %A, %B - ; (A < B) | (A == B) === A <= B - %D = or i1 %C1, %C2 - ret i1 %D ; CHECK-LABEL: @test15( -; CHECK: icmp ule i32 %A, %B -; CHECK: ret i1 +; CHECK-NEXT: [[TMP1:%.*]] = icmp ule i32 %A, %B +; CHECK-NEXT: ret i1 [[TMP1]] +; + %C1 = icmp ult i32 %A, %B + %C2 = icmp eq i32 %A, %B + ; (A < B) | (A == B) === A <= B + %D = or i1 %C1, %C2 + ret i1 %D } define i32 @test16(i32 %A) { - %B = and i32 %A, 1 - ; -2 = ~1 - %C = and i32 %A, -2 - ; %D = and int %B, -1 == %B - %D = or i32 %B, %C - ret i32 %D ; CHECK-LABEL: @test16( -; CHECK: ret i32 %A +; CHECK-NEXT: ret i32 %A +; + %B = and i32 %A, 1 + ; -2 = ~1 + %C = and i32 %A, -2 + ; %D = and int %B, -1 == %B + %D = or i32 %B, %C + ret i32 %D } define i32 @test17(i32 %A) { - %B = and i32 %A, 1 - %C = and i32 %A, 4 - ; %D = and int %B, 5 - %D = or i32 %B, %C - ret i32 %D ; CHECK-LABEL: @test17( -; CHECK: %D = and i32 %A, 5 -; CHECK: ret i32 %D +; CHECK-NEXT: [[D:%.*]] = and i32 %A, 5 +; CHECK-NEXT: ret i32 [[D]] +; + %B = and i32 %A, 1 + %C = and i32 %A, 4 + ; %D = and int %B, 5 + %D = or i32 %B, %C + ret i32 %D } define i1 @test18(i32 %A) { - %B = icmp sge i32 %A, 100 - %C = icmp slt i32 %A, 50 - ;; (A-50) >u 50 - %D = or i1 %B, %C - ret i1 %D ; CHECK-LABEL: @test18( -; CHECK: add i32 -; CHECK: icmp ugt -; CHECK: ret i1 +; CHECK-NEXT: [[A_OFF:%.*]] = add i32 %A, -50 +; CHECK-NEXT: [[TMP1:%.*]] = icmp ugt i32 [[A_OFF]], 49 +; CHECK-NEXT: ret i1 [[TMP1]] +; + %B = icmp sge i32 %A, 100 + %C = icmp slt i32 %A, 50 + ;; (A-50) >u 50 + %D = or i1 %B, %C + ret i1 %D } define i1 @test19(i32 %A) { - %B = icmp eq i32 %A, 50 - %C = icmp eq i32 %A, 51 - ;; (A&-2) == 50 - %D = or i1 %B, %C - ret i1 %D ; CHECK-LABEL: @test19( -; CHECK: or i32 -; CHECK: icmp eq -; CHECK: ret i1 +; CHECK-NEXT: [[TMP1:%.*]] = or i32 %A, 1 +; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 51 +; CHECK-NEXT: ret i1 [[TMP2]] +; + %B = icmp eq i32 %A, 50 + %C = icmp eq i32 %A, 51 + ;; (A&-2) == 50 + %D = or i1 %B, %C + ret i1 %D } define i32 @test20(i32 %x) { - %y = and i32 %x, 123 - %z = or i32 %y, %x - ret i32 %z ; CHECK-LABEL: @test20( -; CHECK: ret i32 %x +; CHECK-NEXT: ret i32 %x +; + %y = and i32 %x, 123 + %z = or i32 %y, %x + ret i32 %z } define i32 @test21(i32 %tmp.1) { - %tmp.1.mask1 = add i32 %tmp.1, 2 - %tmp.3 = and i32 %tmp.1.mask1, -2 - %tmp.5 = and i32 %tmp.1, 1 - ;; add tmp.1, 2 - %tmp.6 = or i32 %tmp.5, %tmp.3 - ret i32 %tmp.6 ; CHECK-LABEL: @test21( -; CHECK: add i32 %{{[^,]*}}, 2 -; CHECK: ret i32 +; CHECK-NEXT: [[TMP_1_MASK1:%.*]] = add i32 %tmp.1, 2 +; CHECK-NEXT: ret i32 [[TMP_1_MASK1]] +; + %tmp.1.mask1 = add i32 %tmp.1, 2 + %tmp.3 = and i32 %tmp.1.mask1, -2 + %tmp.5 = and i32 %tmp.1, 1 + ;; add tmp.1, 2 + %tmp.6 = or i32 %tmp.5, %tmp.3 + ret i32 %tmp.6 } define i32 @test22(i32 %B) { - %ELIM41 = and i32 %B, 1 - %ELIM7 = and i32 %B, -2 - %ELIM5 = or i32 %ELIM41, %ELIM7 - ret i32 %ELIM5 ; CHECK-LABEL: @test22( -; CHECK: ret i32 %B +; CHECK-NEXT: ret i32 %B +; + %ELIM41 = and i32 %B, 1 + %ELIM7 = and i32 %B, -2 + %ELIM5 = or i32 %ELIM41, %ELIM7 + ret i32 %ELIM5 } define i16 @test23(i16 %A) { - %B = lshr i16 %A, 1 - ;; fold or into xor - %C = or i16 %B, -32768 - %D = xor i16 %C, 8193 - ret i16 %D ; CHECK-LABEL: @test23( -; CHECK: %B = lshr i16 %A, 1 -; CHECK: %D = xor i16 %B, -24575 -; CHECK: ret i16 %D +; CHECK-NEXT: [[B:%.*]] = lshr i16 %A, 1 +; CHECK-NEXT: [[D:%.*]] = xor i16 [[B]], -24575 +; CHECK-NEXT: ret i16 [[D]] +; + %B = lshr i16 %A, 1 + ;; fold or into xor + %C = or i16 %B, -32768 + %D = xor i16 %C, 8193 + ret i16 %D } ; PR1738 define i1 @test24(double %X, double %Y) { - %tmp9 = fcmp uno double %X, 0.000000e+00 ; <i1> [#uses=1] - %tmp13 = fcmp uno double %Y, 0.000000e+00 ; <i1> [#uses=1] - %bothcond = or i1 %tmp13, %tmp9 ; <i1> [#uses=1] - ret i1 %bothcond - ; CHECK-LABEL: @test24( -; CHECK: = fcmp uno double %Y, %X -; CHECK: ret i1 +; CHECK-NEXT: [[TMP1:%.*]] = fcmp uno double %Y, %X +; CHECK-NEXT: ret i1 [[TMP1]] +; + %tmp9 = fcmp uno double %X, 0.000000e+00 + %tmp13 = fcmp uno double %Y, 0.000000e+00 + %bothcond = or i1 %tmp13, %tmp9 + ret i1 %bothcond } ; PR3266 & PR5276 define i1 @test25(i32 %A, i32 %B) { +; CHECK-LABEL: @test25( +; CHECK-NEXT: [[NOTLHS:%.*]] = icmp ne i32 %A, 0 +; CHECK-NEXT: [[NOTRHS:%.*]] = icmp ne i32 %B, 57 +; CHECK-NEXT: [[F:%.*]] = and i1 [[NOTRHS]], [[NOTLHS]] +; CHECK-NEXT: ret i1 [[F]] +; %C = icmp eq i32 %A, 0 %D = icmp eq i32 %B, 57 %E = or i1 %C, %D %F = xor i1 %E, -1 ret i1 %F - -; CHECK-LABEL: @test25( -; CHECK: icmp ne i32 %A, 0 -; CHECK-NEXT: icmp ne i32 %B, 57 -; CHECK-NEXT: %F = and i1 -; CHECK-NEXT: ret i1 %F } ; PR5634 define i1 @test26(i32 %A, i32 %B) { - %C1 = icmp eq i32 %A, 0 - %C2 = icmp eq i32 %B, 0 - ; (A == 0) & (A == 0) --> (A|B) == 0 - %D = and i1 %C1, %C2 - ret i1 %D ; CHECK-LABEL: @test26( -; CHECK: or i32 %A, %B -; CHECK: icmp eq i32 {{.*}}, 0 -; CHECK: ret i1 +; CHECK-NEXT: [[TMP1:%.*]] = or i32 %A, %B +; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP1]], 0 +; CHECK-NEXT: ret i1 [[TMP2]] +; + %C1 = icmp eq i32 %A, 0 + %C2 = icmp eq i32 %B, 0 + ; (A == 0) & (A == 0) --> (A|B) == 0 + %D = and i1 %C1, %C2 + ret i1 %D } define i1 @test27(i32* %A, i32* %B) { +; CHECK-LABEL: @test27( +; CHECK-NEXT: [[TMP1:%.*]] = icmp eq i32* %A, null +; CHECK-NEXT: [[TMP2:%.*]] = icmp eq i32* %B, null +; CHECK-NEXT: [[E:%.*]] = and i1 [[TMP1]], [[TMP2]] +; CHECK-NEXT: ret i1 [[E]] +; %C1 = ptrtoint i32* %A to i32 %C2 = ptrtoint i32* %B to i32 %D = or i32 %C1, %C2 %E = icmp eq i32 %D, 0 ret i1 %E -; CHECK-LABEL: @test27( -; CHECK: icmp eq i32* %A, null -; CHECK: icmp eq i32* %B, null -; CHECK: and i1 -; CHECK: ret i1 } ; PR5634 define i1 @test28(i32 %A, i32 %B) { - %C1 = icmp ne i32 %A, 0 - %C2 = icmp ne i32 %B, 0 - ; (A != 0) | (A != 0) --> (A|B) != 0 - %D = or i1 %C1, %C2 - ret i1 %D ; CHECK-LABEL: @test28( -; CHECK: or i32 %A, %B -; CHECK: icmp ne i32 {{.*}}, 0 -; CHECK: ret i1 +; CHECK-NEXT: [[TMP1:%.*]] = or i32 %A, %B +; CHECK-NEXT: [[TMP2:%.*]] = icmp ne i32 [[TMP1]], 0 +; CHECK-NEXT: ret i1 [[TMP2]] +; + %C1 = icmp ne i32 %A, 0 + %C2 = icmp ne i32 %B, 0 + ; (A != 0) | (A != 0) --> (A|B) != 0 + %D = or i1 %C1, %C2 + ret i1 %D } define i1 @test29(i32* %A, i32* %B) { +; CHECK-LABEL: @test29( +; CHECK-NEXT: [[TMP1:%.*]] = icmp ne i32* %A, null +; CHECK-NEXT: [[TMP2:%.*]] = icmp ne i32* %B, null +; CHECK-NEXT: [[E:%.*]] = or i1 [[TMP1]], [[TMP2]] +; CHECK-NEXT: ret i1 [[E]] +; %C1 = ptrtoint i32* %A to i32 %C2 = ptrtoint i32* %B to i32 %D = or i32 %C1, %C2 %E = icmp ne i32 %D, 0 ret i1 %E -; CHECK-LABEL: @test29( -; CHECK: icmp ne i32* %A, null -; CHECK: icmp ne i32* %B, null -; CHECK: or i1 -; CHECK: ret i1 } ; PR4216 define i32 @test30(i32 %A) { -entry: +; CHECK-LABEL: @test30( +; CHECK-NEXT: [[D:%.*]] = and i32 %A, -58312 +; CHECK-NEXT: [[E:%.*]] = or i32 [[D]], 32962 +; CHECK-NEXT: ret i32 [[E]] +; %B = or i32 %A, 32962 %C = and i32 %A, -65536 %D = and i32 %B, 40186 %E = or i32 %D, %C ret i32 %E -; CHECK-LABEL: @test30( -; CHECK: %D = and i32 %A, -58312 -; CHECK: %E = or i32 %D, 32962 -; CHECK: ret i32 %E } ; PR4216 -define i64 @test31(i64 %A) nounwind readnone ssp noredzone { +define i64 @test31(i64 %A) { +; CHECK-LABEL: @test31( +; CHECK-NEXT: [[E:%.*]] = and i64 %A, 4294908984 +; CHECK-NEXT: [[F:%.*]] = or i64 [[E]], 32962 +; CHECK-NEXT: ret i64 [[F]] +; %B = or i64 %A, 194 %D = and i64 %B, 250 @@ -331,67 +364,74 @@ define i64 @test31(i64 %A) nounwind readnone ssp noredzone { %F = or i64 %D, %E ret i64 %F -; CHECK-LABEL: @test31( -; CHECK-NEXT: %E = and i64 %A, 4294908984 -; CHECK-NEXT: %F = or i64 %E, 32962 -; CHECK-NEXT: ret i64 %F } -define <4 x i32> @test32(<4 x i1> %and.i1352, <4 x i32> %vecinit6.i176, <4 x i32> %vecinit6.i191) { - %and.i135 = sext <4 x i1> %and.i1352 to <4 x i32> ; <<4 x i32>> [#uses=2] - %and.i129 = and <4 x i32> %vecinit6.i176, %and.i135 ; <<4 x i32>> [#uses=1] - %neg.i = xor <4 x i32> %and.i135, <i32 -1, i32 -1, i32 -1, i32 -1> ; <<4 x i32>> [#uses=1] - %and.i = and <4 x i32> %vecinit6.i191, %neg.i ; <<4 x i32>> [#uses=1] - %or.i = or <4 x i32> %and.i, %and.i129 ; <<4 x i32>> [#uses=1] - ret <4 x i32> %or.i ; codegen is mature enough to handle vector selects. +define <4 x i32> @test32(<4 x i1> %and.i1352, <4 x i32> %vecinit6.i176, <4 x i32> %vecinit6.i191) { ; CHECK-LABEL: @test32( -; CHECK: select <4 x i1> %and.i1352, <4 x i32> %vecinit6.i176, <4 x i32> %vecinit6.i191 +; CHECK-NEXT: [[OR_I:%.*]] = select <4 x i1> %and.i1352, <4 x i32> %vecinit6.i176, <4 x i32> %vecinit6.i191 +; CHECK-NEXT: ret <4 x i32> [[OR_I]] +; + %and.i135 = sext <4 x i1> %and.i1352 to <4 x i32> + %and.i129 = and <4 x i32> %vecinit6.i176, %and.i135 + %neg.i = xor <4 x i32> %and.i135, <i32 -1, i32 -1, i32 -1, i32 -1> + %and.i = and <4 x i32> %vecinit6.i191, %neg.i + %or.i = or <4 x i32> %and.i, %and.i129 + ret <4 x i32> %or.i } define i1 @test33(i1 %X, i1 %Y) { +; CHECK-LABEL: @test33( +; CHECK-NEXT: [[B:%.*]] = or i1 %X, %Y +; CHECK-NEXT: ret i1 [[B]] +; %a = or i1 %X, %Y %b = or i1 %a, %X ret i1 %b -; CHECK-LABEL: @test33( -; CHECK-NEXT: or i1 %X, %Y -; CHECK-NEXT: ret } define i32 @test34(i32 %X, i32 %Y) { +; CHECK-LABEL: @test34( +; CHECK-NEXT: [[B:%.*]] = or i32 %X, %Y +; CHECK-NEXT: ret i32 [[B]] +; %a = or i32 %X, %Y %b = or i32 %Y, %a ret i32 %b -; CHECK-LABEL: @test34( -; CHECK-NEXT: or i32 %X, %Y -; CHECK-NEXT: ret } define i32 @test35(i32 %a, i32 %b) { +; CHECK-LABEL: @test35( +; CHECK-NEXT: [[TMP1:%.*]] = or i32 %a, %b +; CHECK-NEXT: [[TMP2:%.*]] = or i32 [[TMP1]], 1135 +; CHECK-NEXT: ret i32 [[TMP2]] +; %1 = or i32 %a, 1135 %2 = or i32 %1, %b ret i32 %2 - ; CHECK-LABEL: @test35( - ; CHECK-NEXT: or i32 %a, %b - ; CHECK-NEXT: or i32 %1, 1135 } define i1 @test36(i32 %x) { +; CHECK-LABEL: @test36( +; CHECK-NEXT: [[X_OFF:%.*]] = add i32 %x, -23 +; CHECK-NEXT: [[TMP1:%.*]] = icmp ult i32 [[X_OFF]], 3 +; CHECK-NEXT: ret i1 [[TMP1]] +; %cmp1 = icmp eq i32 %x, 23 %cmp2 = icmp eq i32 %x, 24 %ret1 = or i1 %cmp1, %cmp2 %cmp3 = icmp eq i32 %x, 25 %ret2 = or i1 %ret1, %cmp3 ret i1 %ret2 -; CHECK-LABEL: @test36( -; CHECK-NEXT: %x.off = add i32 %x, -23 -; CHECK-NEXT: icmp ult i32 %x.off, 3 -; CHECK-NEXT: ret i1 } define i32 @test37(i32* %xp, i32 %y) { ; CHECK-LABEL: @test37( -; CHECK: select i1 %tobool, i32 -1, i32 %x +; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32 %y, 0 +; CHECK-NEXT: [[X:%.*]] = load i32, i32* [[X:%.*]]p, align 4 +; CHECK-NEXT: [[OR:%.*]] = select i1 [[TOBOOL]], i32 -1, i32 [[X]] +; CHECK-NEXT: ret i32 [[OR]] +; %tobool = icmp ne i32 %y, 0 %sext = sext i1 %tobool to i32 %x = load i32, i32* %xp @@ -401,7 +441,11 @@ define i32 @test37(i32* %xp, i32 %y) { define i32 @test38(i32* %xp, i32 %y) { ; CHECK-LABEL: @test38( -; CHECK: select i1 %tobool, i32 -1, i32 %x +; CHECK-NEXT: [[TOBOOL:%.*]] = icmp ne i32 %y, 0 +; CHECK-NEXT: [[X:%.*]] = load i32, i32* [[X:%.*]]p, align 4 +; CHECK-NEXT: [[OR:%.*]] = select i1 [[TOBOOL]], i32 -1, i32 [[X]] +; CHECK-NEXT: ret i32 [[OR]] +; %tobool = icmp ne i32 %y, 0 %sext = sext i1 %tobool to i32 %x = load i32, i32* %xp @@ -410,71 +454,84 @@ define i32 @test38(i32* %xp, i32 %y) { } define i32 @test39(i32 %a, i32 %b) { -; CHECK-LABEL: test39( -; CHECK-NEXT: %or = or i32 %a, %b - %xor = xor i32 %a, -1 - %and = and i32 %xor, %b - %or = or i32 %and, %a - ret i32 %or +; CHECK-LABEL: @test39( +; CHECK-NEXT: [[OR:%.*]] = or i32 %a, %b +; CHECK-NEXT: ret i32 [[OR]] +; + %xor = xor i32 %a, -1 + %and = and i32 %xor, %b + %or = or i32 %and, %a + ret i32 %or } define i32 @test40(i32 %a, i32 %b) { -; CHECK-LABEL: test40( -; CHECK-NEXT: %1 = xor i32 %a, -1 -; CHECK-NEXT: %or = or i32 %1, %b - %and = and i32 %a, %b - %xor = xor i32 %a, -1 - %or = or i32 %and, %xor - ret i32 %or +; CHECK-LABEL: @test40( +; CHECK-NEXT: [[TMP1:%.*]] = xor i32 %a, -1 +; CHECK-NEXT: [[OR:%.*]] = or i32 [[TMP1]], %b +; CHECK-NEXT: ret i32 [[OR]] +; + %and = and i32 %a, %b + %xor = xor i32 %a, -1 + %or = or i32 %and, %xor + ret i32 %or } define i32 @test41(i32 %a, i32 %b) { -; CHECK-LABEL: test41( -; CHECK-NEXT: %1 = xor i32 %a, -1 -; CHECK-NEXT: %or = xor i32 %1, %b - %and = and i32 %a, %b - %nega = xor i32 %a, -1 - %xor = xor i32 %nega, %b - %or = or i32 %and, %xor - ret i32 %or +; CHECK-LABEL: @test41( +; CHECK-NEXT: [[TMP1:%.*]] = xor i32 %a, -1 +; CHECK-NEXT: [[OR:%.*]] = xor i32 [[TMP1]], %b +; CHECK-NEXT: ret i32 [[OR]] +; + %and = and i32 %a, %b + %nega = xor i32 %a, -1 + %xor = xor i32 %nega, %b + %or = or i32 %and, %xor + ret i32 %or } define i32 @test42(i32 %a, i32 %b) { -; CHECK-LABEL: test42( -; CHECK-NEXT: %1 = xor i32 %a, -1 -; CHECK-NEXT: %or = xor i32 %1, %b - %nega = xor i32 %a, -1 - %xor = xor i32 %nega, %b - %and = and i32 %a, %b - %or = or i32 %xor, %and - ret i32 %or +; CHECK-LABEL: @test42( +; CHECK-NEXT: [[TMP1:%.*]] = xor i32 %a, -1 +; CHECK-NEXT: [[OR:%.*]] = xor i32 [[TMP1]], %b +; CHECK-NEXT: ret i32 [[OR]] +; + %nega = xor i32 %a, -1 + %xor = xor i32 %nega, %b + %and = and i32 %a, %b + %or = or i32 %xor, %and + ret i32 %or } define i32 @test43(i32 %a, i32 %b) { -; CHECK-LABEL: test43( -; CHECK-NEXT: %or = xor i32 %a, %b - %neg = xor i32 %b, -1 - %and = and i32 %a, %neg - %xor = xor i32 %a, %b - %or = or i32 %and, %xor - ret i32 %or +; CHECK-LABEL: @test43( +; CHECK-NEXT: [[OR:%.*]] = xor i32 %a, %b +; CHECK-NEXT: ret i32 [[OR]] +; + %neg = xor i32 %b, -1 + %and = and i32 %a, %neg + %xor = xor i32 %a, %b + %or = or i32 %and, %xor + ret i32 %or } define i32 @test44(i32 %a, i32 %b) { -; CHECK-LABEL: test44( -; CHECK-NEXT: %or = xor i32 %a, %b - %xor = xor i32 %a, %b - %neg = xor i32 %b, -1 - %and = and i32 %a, %neg - %or = or i32 %xor, %and - ret i32 %or +; CHECK-LABEL: @test44( +; CHECK-NEXT: [[OR:%.*]] = xor i32 %a, %b +; CHECK-NEXT: ret i32 [[OR]] +; + %xor = xor i32 %a, %b + %neg = xor i32 %b, -1 + %and = and i32 %a, %neg + %or = or i32 %xor, %and + ret i32 %or } define i32 @test45(i32 %x, i32 %y, i32 %z) { -; CHECK-LABEL: test45( -; CHECK-NEXT: %1 = and i32 %x, %z -; CHECK-NEXT: %or1 = or i32 %1, %y -; CHECK-NEXT: ret i32 %or1 +; CHECK-LABEL: @test45( +; CHECK-NEXT: [[TMP1:%.*]] = and i32 %x, %z +; CHECK-NEXT: [[OR1:%.*]] = or i32 [[TMP1]], %y +; CHECK-NEXT: ret i32 [[OR1]] +; %or = or i32 %y, %z %and = and i32 %x, %or %or1 = or i32 %and, %y @@ -482,37 +539,42 @@ define i32 @test45(i32 %x, i32 %y, i32 %z) { } define i1 @test46(i8 signext %c) { +; CHECK-LABEL: @test46( +; CHECK-NEXT: [[TMP1:%.*]] = and i8 %c, -33 +; CHECK-NEXT: [[TMP2:%.*]] = add i8 [[TMP1]], -65 +; CHECK-NEXT: [[TMP3:%.*]] = icmp ult i8 [[TMP2]], 26 +; CHECK-NEXT: ret i1 [[TMP3]] +; %c.off = add i8 %c, -97 %cmp1 = icmp ult i8 %c.off, 26 %c.off17 = add i8 %c, -65 %cmp2 = icmp ult i8 %c.off17, 26 %or = or i1 %cmp1, %cmp2 ret i1 %or -; CHECK-LABEL: @test46( -; CHECK-NEXT: and i8 %c, -33 -; CHECK-NEXT: add i8 %1, -65 -; CHECK-NEXT: icmp ult i8 %2, 26 } define i1 @test47(i8 signext %c) { +; CHECK-LABEL: @test47( +; CHECK-NEXT: [[TMP1:%.*]] = and i8 %c, -33 +; CHECK-NEXT: [[TMP2:%.*]] = add i8 [[TMP1]], -65 +; CHECK-NEXT: [[TMP3:%.*]] = icmp ult i8 [[TMP2]], 27 +; CHECK-NEXT: ret i1 [[TMP3]] +; %c.off = add i8 %c, -65 %cmp1 = icmp ule i8 %c.off, 26 %c.off17 = add i8 %c, -97 %cmp2 = icmp ule i8 %c.off17, 26 %or = or i1 %cmp1, %cmp2 ret i1 %or -; CHECK-LABEL: @test47( -; CHECK-NEXT: and i8 %c, -33 -; CHECK-NEXT: add i8 %1, -65 -; CHECK-NEXT: icmp ult i8 %2, 27 } define i1 @test48(i64 %x, i1 %b) { +; CHECK-LABEL: @test48( +; CHECK-NEXT: ret i1 true +; %1 = icmp ult i64 %x, 2305843009213693952 %2 = icmp ugt i64 %x, 2305843009213693951 %.b = or i1 %2, %b %3 = or i1 %1, %.b ret i1 %3 -; CHECK-LABEL: @test48( -; CHECK-NEXT: ret i1 true } |
