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-rw-r--r--gcc/ChangeLog6
-rw-r--r--gcc/ira.c4
2 files changed, 8 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e57a17b..70975b6 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2012-12-21 Steve Ellcey <sellcey@mips.com>
+
+ PR bootstrap/54128
+ * ira.c (build_insn_chain): Check only NONDEBUG instructions for
+ register usage.
+
2012-12-21 David Edelsohn <dje.gcc@gmail.com>
* varasm.c (bss_initializer_p): Remove static.
diff --git a/gcc/ira.c b/gcc/ira.c
index f0cbd6d..0fa5b38 100644
--- a/gcc/ira.c
+++ b/gcc/ira.c
@@ -3563,7 +3563,7 @@ build_insn_chain (void)
c->insn = insn;
c->block = bb->index;
- if (INSN_P (insn))
+ if (NONDEBUG_INSN_P (insn))
for (def_rec = DF_INSN_UID_DEFS (uid); *def_rec; def_rec++)
{
df_ref def = *def_rec;
@@ -3654,7 +3654,7 @@ build_insn_chain (void)
bitmap_and_compl_into (live_relevant_regs, elim_regset);
bitmap_copy (&c->live_throughout, live_relevant_regs);
- if (INSN_P (insn))
+ if (NONDEBUG_INSN_P (insn))
for (use_rec = DF_INSN_UID_USES (uid); *use_rec; use_rec++)
{
df_ref use = *use_rec;