Early return in rewrite_commutative_reductions_out_of_ssa when flag_associative_math...

2010-06-23  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa):
	Early return in when flag_associative_math is not set.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@163125 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3e634e7..71caf5b 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,10 @@
 2010-08-02  Sebastian Pop  <sebastian.pop@amd.com>
 
+       * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa):
+       Early return in when flag_associative_math is not set.
+
+2010-08-02  Sebastian Pop  <sebastian.pop@amd.com>
+
        * graphite-sese-to-poly.c (rewrite_phi_out_of_ssa): Always insert out
        of SSA copies on edges except for loop->latch.
 

diff --git a/gcc/ChangeLog.graphite b/gcc/ChangeLog.graphite
index abeda2a..53c7344 100644 (file)
--- a/gcc/ChangeLog.graphite
+++ b/gcc/ChangeLog.graphite
@@ -1,5 +1,10 @@
 2010-06-23  Sebastian Pop  <sebastian.pop@amd.com>
 
+       * graphite-sese-to-poly.c (rewrite_commutative_reductions_out_of_ssa):
+       Early return in when flag_associative_math is not set.
+
+2010-06-23  Sebastian Pop  <sebastian.pop@amd.com>
+
        * gcc.dg/graphite/run-id-2.c: Call abort.
 
 2010-06-23  Sebastian Pop  <sebastian.pop@amd.com>

diff --git a/gcc/graphite-sese-to-poly.c b/gcc/graphite-sese-to-poly.c
index 75879ed..9aa4070 100644 (file)
--- a/gcc/graphite-sese-to-poly.c
+++ b/gcc/graphite-sese-to-poly.c
@@ -2829,6 +2829,9 @@ rewrite_commutative_reductions_out_of_ssa (sese region, sbitmap reductions)
   loop_iterator li;
   loop_p loop;
 
+  if (!flag_associative_math)
+    return;
+
   FOR_EACH_LOOP (li, loop, 0)
     if (loop_in_sese_p (loop, region))
       rewrite_commutative_reductions_out_of_ssa_loop (loop, reductions);