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| author | Jakub Jelinek <jakub@redhat.com> | 2016-04-12 19:18:31 +0200 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2016-04-12 19:18:31 +0200 |
| commit | 5901e56ab019387103eceba713d7b936f6d58d04 (patch) | |
| tree | 29e1e0a1f03ad93238f03f156c29d84db8f37a55 | |
| parent | 0c39f36dc52db39888e02dc095116d20481ad1eb (diff) | |
| download | gcc-5901e56ab019387103eceba713d7b936f6d58d04.zip gcc-5901e56ab019387103eceba713d7b936f6d58d04.tar.gz gcc-5901e56ab019387103eceba713d7b936f6d58d04.tar.bz2 | |
re PR rtl-optimization/70596 (-fcompare-debug failure with one extra NOTE_INSN_DELETED)
PR rtl-optimization/70596
* lra-spills.c (spill_pseudos): Don't delete debug insns, instead
just invalidate LRA data and reset them. Adjust dump wording.
* gcc.target/i386/pr70596.c: New test.
From-SVN: r234906
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/lra-spills.c | 7 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.target/i386/pr70596.c | 13 |
4 files changed, 28 insertions, 3 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1e93515..7222254 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2016-04-12 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/70596 + * lra-spills.c (spill_pseudos): Don't delete debug insns, instead + just invalidate LRA data and reset them. Adjust dump wording. + 2016-04-12 Martin Liska <mliska@suse.cz> Revert diff --git a/gcc/lra-spills.c b/gcc/lra-spills.c index 5709ef1..7e5f637 100644 --- a/gcc/lra-spills.c +++ b/gcc/lra-spills.c @@ -528,11 +528,12 @@ spill_pseudos (void) if (removed_pseudo_p) { lra_assert (DEBUG_INSN_P (insn)); - lra_set_insn_deleted (insn); + lra_invalidate_insn_data (insn); + INSN_VAR_LOCATION_LOC (insn) = gen_rtx_UNKNOWN_VAR_LOC (); if (lra_dump_file != NULL) fprintf (lra_dump_file, - "Debug insn #%u is deleted as containing removed pseudo\n", - INSN_UID (insn)); + "Debug insn #%u is reset because it referenced " + "removed pseudo\n", INSN_UID (insn)); } bitmap_and_compl_into (df_get_live_in (bb), &spilled_pseudos); bitmap_and_compl_into (df_get_live_out (bb), &spilled_pseudos); diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 1c2b5a7..e49f83c 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2016-04-12 Jakub Jelinek <jakub@redhat.com> + + PR rtl-optimization/70596 + * gcc.target/i386/pr70596.c: New test. + 2016-04-12 Nathan Sidwell <nathan@acm.org> PR c++/70501 diff --git a/gcc/testsuite/gcc.target/i386/pr70596.c b/gcc/testsuite/gcc.target/i386/pr70596.c new file mode 100644 index 0000000..0c73e83 --- /dev/null +++ b/gcc/testsuite/gcc.target/i386/pr70596.c @@ -0,0 +1,13 @@ +/* PR rtl-optimization/70596 */ +/* { dg-do compile { target avx512f } } */ +/* { dg-options "-O2 -fno-dce -fschedule-insns -fno-tree-coalesce-vars -fno-tree-dce -fno-tree-fre -fno-tree-pre -fcompare-debug -mavx512f" } */ + +typedef char V __attribute__((vector_size (64))); + +int +foo (V u, V v) +{ + v /= u | 1; + v[18] = 1 | v[8]; + return v[1] + v[6] + v[0] + v[1] + v[18] + v[2] + v[7]; +} |