PR rtl-optimization/54369

	* config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
	calling dbr_schedule.
	* config/sparc/sparc.c (sparc_reorg): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@190859 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f77604d..717055b 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2012-09-02  Eric Botcazou  <ebotcazou@adacore.com>
+
+       PR rtl-optimization/54369
+       * config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
+       calling dbr_schedule.
+       * config/sparc/sparc.c (sparc_reorg): Likewise.
+
 2012-08-31  Kirill Yukhin  <kirill.yukhin@intel.com>
 
        Backport from mainline

diff --git a/gcc/config/mips/mips.c b/gcc/config/mips/mips.c
index 1f48457..02e757b 100644 (file)
--- a/gcc/config/mips/mips.c
+++ b/gcc/config/mips/mips.c
@@ -15415,7 +15415,10 @@ mips_reorg (void)
     }
 
   if (optimize > 0 && flag_delayed_branch)
-    dbr_schedule (get_insns ());
+    {
+      cleanup_barriers ();
+      dbr_schedule (get_insns ());
+    }
   mips_reorg_process_insns ();
   if (!TARGET_MIPS16
       && TARGET_EXPLICIT_RELOCS

diff --git a/gcc/config/sparc/sparc.c b/gcc/config/sparc/sparc.c
index e1133cd..15f1adc 100644 (file)
--- a/gcc/config/sparc/sparc.c
+++ b/gcc/config/sparc/sparc.c
@@ -10663,7 +10663,10 @@ sparc_reorg (void)
   /* We need to have the (essentially) final form of the insn stream in order
      to properly detect the various hazards.  Run delay slot scheduling.  */
   if (optimize > 0 && flag_delayed_branch)
-    dbr_schedule (get_insns ());
+    {
+      cleanup_barriers ();
+      dbr_schedule (get_insns ());
+    }
 
   /* Now look for specific patterns in the insn stream.  */
   for (insn = get_insns (); insn; insn = next)