* config/v850/v850.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE,

[pf3gnuchains/gcc-fork.git] / gcc / tree-ssa-loop.c

diff --git a/gcc/tree-ssa-loop.c b/gcc/tree-ssa-loop.c
index 344cfa8..4b51f40 100644 (file)
--- a/gcc/tree-ssa-loop.c
+++ b/gcc/tree-ssa-loop.c
@@ -1,5 +1,6 @@
 /* Loop optimizations over tree-ssa.
-   Copyright (C) 2003, 2005, 2006, 2007, 2008 Free Software Foundation, Inc.
+   Copyright (C) 2003, 2005, 2006, 2007, 2008, 2009, 2010
+   Free Software Foundation, Inc.
 
 This file is part of GCC.
 
@@ -33,7 +34,7 @@ along with GCC; see the file COPYING3.  If not see
 #include "flags.h"
 #include "tree-inline.h"
 #include "tree-scalar-evolution.h"
-#include "toplev.h"
+#include "diagnostic-core.h"
 #include "tree-vectorizer.h"
 
 /* The loop superpass.  */
@@ -302,13 +303,36 @@ gate_graphite_transforms (void)
 {
   /* Enable -fgraphite pass if any one of the graphite optimization flags
      is turned on.  */
-  if (flag_loop_block || flag_loop_interchange || flag_loop_strip_mine
-      || flag_graphite_identity || flag_loop_parallelize_all)
+  if (flag_loop_block
+      || flag_loop_interchange
+      || flag_loop_strip_mine
+      || flag_graphite_identity
+      || flag_loop_parallelize_all
+      || flag_loop_flatten)
     flag_graphite = 1;
 
   return flag_graphite != 0;
 }
 
+struct gimple_opt_pass pass_graphite =
+{
+ {
+  GIMPLE_PASS,
+  "graphite0",                         /* name */
+  gate_graphite_transforms,            /* gate */
+  NULL,                                        /* execute */
+  NULL,                                        /* sub */
+  NULL,                                        /* next */
+  0,                                   /* static_pass_number */
+  TV_GRAPHITE,                         /* tv_id */
+  PROP_cfg | PROP_ssa,                 /* properties_required */
+  0,                                   /* properties_provided */
+  0,                                   /* properties_destroyed */
+  0,                                   /* todo_flags_start */
+  0                                    /* todo_flags_finish */
+ }
+};
+
 struct gimple_opt_pass pass_graphite_transforms =
 {
  {
@@ -438,7 +462,7 @@ tree_ssa_loop_bounds (void)
   if (number_of_loops () <= 1)
     return 0;
 
-  estimate_numbers_of_iterations ();
+  estimate_numbers_of_iterations (true);
   scev_reset ();
   return 0;
 }
@@ -600,7 +624,7 @@ tree_ssa_loop_prefetch (void)
 static bool
 gate_tree_ssa_loop_prefetch (void)
 {
-  return flag_prefetch_loop_arrays != 0;
+  return flag_prefetch_loop_arrays > 0;
 }
 
 struct gimple_opt_pass pass_loop_prefetch =