diff options
| author | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-11-26 20:54:37 +0000 |
|---|---|---|
| committer | jakub <jakub@138bc75d-0d04-0410-961f-82ee72b054a4> | 2013-11-26 20:54:37 +0000 |
| commit | e561a4d3628eedc50e20ce55a790a1677d202c04 (patch) | |
| tree | 24e0beaf45dda2fa9d828f649cefe0700c0a2ca9 | |
| parent | 779ab56836b9ff1987d42a1e95ae9f9f5af0f95c (diff) | |
| download | ppe42-gcc-e561a4d3628eedc50e20ce55a790a1677d202c04.tar.gz ppe42-gcc-e561a4d3628eedc50e20ce55a790a1677d202c04.zip | |
PR rtl-optimization/59166
* ira.c (find_moveable_pseudos): Use DF_REF_REAL_LOC instead of
DF_REF_LOC in validate_change call.
(split_live_ranges_for_shrink_wrap): Likewise.
* gcc.dg/torture/pr59166.c: New test.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@205413 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/ira.c | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 3 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/torture/pr59166.c | 37 |
4 files changed, 48 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 0d97d2ec45a..c2d977efdf2 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2013-11-26 Jakub Jelinek <jakub@redhat.com> + PR rtl-optimization/59166 + * ira.c (find_moveable_pseudos): Use DF_REF_REAL_LOC instead of + DF_REF_LOC in validate_change call. + (split_live_ranges_for_shrink_wrap): Likewise. + PR middle-end/59150 * omp-low.c (lower_rec_input_clause): For reduction with placeholder of references to constant size types in simd loops, defer emitting diff --git a/gcc/ira.c b/gcc/ira.c index 2902ebe0a8b..cb2d94725b5 100644 --- a/gcc/ira.c +++ b/gcc/ira.c @@ -4812,7 +4812,7 @@ find_moveable_pseudos (void) { rtx def_reg = DF_REF_REG (def); rtx newreg = ira_create_new_reg (def_reg); - if (validate_change (def_insn, DF_REF_LOC (def), newreg, 0)) + if (validate_change (def_insn, DF_REF_REAL_LOC (def), newreg, 0)) { unsigned nregno = REGNO (newreg); emit_insn_before (gen_move_insn (def_reg, newreg), use_insn); @@ -5034,7 +5034,7 @@ split_live_ranges_for_shrink_wrap (void) rtx newreg = NULL_RTX; df_ref use, next; - for (use = DF_REG_USE_CHAIN (REGNO(dest)); use; use = next) + for (use = DF_REG_USE_CHAIN (REGNO (dest)); use; use = next) { rtx uin = DF_REF_INSN (use); next = DF_REF_NEXT_REG (use); @@ -5045,7 +5045,7 @@ split_live_ranges_for_shrink_wrap (void) { if (!newreg) newreg = ira_create_new_reg (dest); - validate_change (uin, DF_REF_LOC (use), newreg, true); + validate_change (uin, DF_REF_REAL_LOC (use), newreg, true); } } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index a00cd97d63c..fc50a051f26 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,5 +1,8 @@ 2013-11-26 Jakub Jelinek <jakub@redhat.com> + PR rtl-optimization/59166 + * gcc.dg/torture/pr59166.c: New test. + PR c++/58874 * g++.dg/gomp/pr58874.C: New test. diff --git a/gcc/testsuite/gcc.dg/torture/pr59166.c b/gcc/testsuite/gcc.dg/torture/pr59166.c new file mode 100644 index 00000000000..d29ec33e0f9 --- /dev/null +++ b/gcc/testsuite/gcc.dg/torture/pr59166.c @@ -0,0 +1,37 @@ +/* PR rtl-optimization/59166 */ +/* { dg-additional-options "-fcompare-debug" } */ + +int a, b, c, f, g; + +void +foo () +{ + for (; b; b++) + for (; f; f = g) + for (; a;) + ; +} + +static int +bar (int p) +{ + short d; + if (c) + { + for (; f; f = g); + foo (); + d = p; + char e = d; + if (p) + return 1; + } + return p; +} + +int +main () +{ + bar (0); + bar (g); + return 0; +} |
