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| author | Steven Bosscher <steven@gcc.gnu.org> | 2010-01-03 22:41:22 +0000 |
|---|---|---|
| committer | Steven Bosscher <steven@gcc.gnu.org> | 2010-01-03 22:41:22 +0000 |
| commit | 2ad1dda01864af57bf0ab806ded518305082ebec (patch) | |
| tree | 8bc6bd7654e415bab5f759cd6c8e90f790220ccc /gcc | |
| parent | 5e87f30e991fdbb47def4441a7e1359a79339f2c (diff) | |
| download | gcc-2ad1dda01864af57bf0ab806ded518305082ebec.zip gcc-2ad1dda01864af57bf0ab806ded518305082ebec.tar.gz gcc-2ad1dda01864af57bf0ab806ded518305082ebec.tar.bz2 | |
re PR rtl-optimization/41862 (-fgcse-sm causes bootstrap-debug comparison failures)
PR rtl-optimization/41862
* store-motion.c (store_killed_in_insn, compute_store_table,
remove_reachable_equiv_notes, replace_store_insn,
build_store_vectors): Ignore all DEBUG_INSNs.
From-SVN: r155596
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 7 | ||||
| -rw-r--r-- | gcc/store-motion.c | 12 |
2 files changed, 13 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 414dc2c..203039f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,10 @@ +2009-01-03 Steven Bosscher <steven@gcc.gnu.org> + + PR rtl-optimization/41862 + * store-motion.c (store_killed_in_insn, compute_store_table, + remove_reachable_equiv_notes, replace_store_insn, + build_store_vectors): Ignore all DEBUG_INSNs. + 2010-01-03 H.J. Lu <hongjiu.lu@intel.com> PR lto/41564 diff --git a/gcc/store-motion.c b/gcc/store-motion.c index ffccd22..8cb75d7 100644 --- a/gcc/store-motion.c +++ b/gcc/store-motion.c @@ -398,7 +398,7 @@ store_killed_in_insn (const_rtx x, const_rtx x_regs, const_rtx insn, int after) { const_rtx reg, base, note, pat; - if (!INSN_P (insn)) + if (! NONDEBUG_INSN_P (insn)) return false; if (CALL_P (insn)) @@ -667,7 +667,7 @@ compute_store_table (void) FOR_BB_INSNS (bb, insn) { - if (! INSN_P (insn)) + if (! NONDEBUG_INSN_P (insn)) continue; for (def_rec = DF_INSN_DEFS (insn); *def_rec; def_rec++) @@ -678,7 +678,7 @@ compute_store_table (void) memset (already_set, 0, sizeof (int) * max_gcse_regno); FOR_BB_INSNS (bb, insn) { - if (! INSN_P (insn)) + if (! NONDEBUG_INSN_P (insn)) continue; for (def_rec = DF_INSN_DEFS (insn); *def_rec; def_rec++) @@ -897,7 +897,7 @@ remove_reachable_equiv_notes (basic_block bb, struct st_expr *smexpr) last = NEXT_INSN (BB_END (bb)); for (insn = BB_HEAD (bb); insn != last; insn = NEXT_INSN (insn)) - if (INSN_P (insn)) + if (NONDEBUG_INSN_P (insn)) { note = find_reg_equal_equiv_note (insn); if (!note || !exp_equiv_p (XEXP (note, 0), mem, 0, true)) @@ -963,7 +963,7 @@ replace_store_insn (rtx reg, rtx del, basic_block bb, struct st_expr *smexpr) they are no longer accurate provided that they are reached by this definition, so drop them. */ for (; insn != NEXT_INSN (BB_END (bb)); insn = NEXT_INSN (insn)) - if (INSN_P (insn)) + if (NONDEBUG_INSN_P (insn)) { set = single_set (insn); if (!set) @@ -1070,7 +1070,7 @@ build_store_vectors (void) memset (regs_set_in_block, 0, sizeof (int) * max_gcse_regno); FOR_BB_INSNS (bb, insn) - if (INSN_P (insn)) + if (NONDEBUG_INSN_P (insn)) { df_ref *def_rec; for (def_rec = DF_INSN_DEFS (insn); *def_rec; def_rec++) |