Factor out is_gimple_reg calls.

2010-08-20  Sebastian Pop  <sebastian.pop@amd.com>

	* graphite-sese-to-poly.c (reduction_phi_p): Remove check for
	is_gimple_reg.
	(rewrite_degenerate_phi): Same.
	(rewrite_reductions_out_of_ssa): Add check for is_gimple_reg.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@164787 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9d19ea1..52e7565 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2010-09-30  Sebastian Pop  <sebastian.pop@amd.com>
+
+       * graphite-sese-to-poly.c (reduction_phi_p): Remove check for
+       is_gimple_reg.
+       (rewrite_degenerate_phi): Same.
+       (rewrite_reductions_out_of_ssa): Add check for is_gimple_reg.
+
 2010-09-30  Vladimir Kargov  <kargov@gmail.com>
 
        * graphite-scop-detection.c (graphite_can_represent_scev,

diff --git a/gcc/ChangeLog.graphite b/gcc/ChangeLog.graphite
index b9c258d..e48ee07 100644 (file)
--- a/gcc/ChangeLog.graphite
+++ b/gcc/ChangeLog.graphite
@@ -1,7 +1,14 @@
+2010-08-20  Sebastian Pop  <sebastian.pop@amd.com>
+
+       * graphite-sese-to-poly.c (reduction_phi_p): Remove check for
+       is_gimple_reg.
+       (rewrite_degenerate_phi): Same.
+       (rewrite_reductions_out_of_ssa): Add check for is_gimple_reg.
+
 2010-08-18  Vladimir Kargov  <kargov@gmail.com>
 
        * graphite-scop-detection.c (graphite_can_represent_scev,
-       graphite_can_represent_expr, stmt_has_simple_data_refs_p, 
+       graphite_can_represent_expr, stmt_has_simple_data_refs_p,
        graphite_can_represent_loop): Remove outermost_loop.
 
 2010-08-17  Sebastian Pop  <sebastian.pop@amd.com>

diff --git a/gcc/graphite-sese-to-poly.c b/gcc/graphite-sese-to-poly.c
index 09abd50..1ee6fee 100644 (file)
--- a/gcc/graphite-sese-to-poly.c
+++ b/gcc/graphite-sese-to-poly.c
@@ -168,12 +168,6 @@ reduction_phi_p (sese region, gimple_stmt_iterator *psi)
   gimple phi = gsi_stmt (*psi);
   tree res = gimple_phi_result (phi);
 
-  if (!is_gimple_reg (res))
-    {
-      gsi_next (psi);
-      return false;
-    }
-
   loop = loop_containing_stmt (phi);
 
   if (simple_copy_phi_p (phi))
@@ -2359,12 +2353,6 @@ rewrite_degenerate_phi (gimple_stmt_iterator *psi)
   tree res = gimple_phi_result (phi);
   basic_block bb;
 
-  if (!is_gimple_reg (res))
-    {
-      gsi_next (psi);
-      return;
-    }
-
   bb = gimple_bb (phi);
   rhs = degenerate_phi_result (phi);
   gcc_assert (rhs);
@@ -2392,6 +2380,12 @@ rewrite_reductions_out_of_ssa (scop_p scop)
        {
          gimple phi = gsi_stmt (psi);
 
+         if (!is_gimple_reg (gimple_phi_result (phi)))
+           {
+             gsi_next (&psi);
+             continue;
+           }
+
          if (gimple_phi_num_args (phi) > 1
              && degenerate_phi_result (phi))
            rewrite_degenerate_phi (&psi);