re PR bootstrap/54128 (GCC does not bootstrap on little endian mips due to…

re PR bootstrap/54128 (GCC does not bootstrap on little endian mips due to mis-compare on tree-data-ref.c)

2012-12-21  Steve Ellcey  <sellcey@mips.com>

	PR bootstrap/54128
	* ira.c (build_insn_chain): Check only NONDEBUG instructions for
	register usage.

From-SVN: r194676

gcc/ChangeLog

+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.

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;