tree-optimize.c (execute_ipa_pass_list): New.

	* tree-optimize.c (execute_ipa_pass_list): New.
	(ipa_passes): Use it.

From-SVN: r101126

1 files changed, 32 insertions, 3 deletions

diff --git a/gcc/tree-optimize.c b/gcc/tree-optimize.c
index 0812b6422c5..a33a7104d78 100644
--- a/gcc/tree-optimize.c
+++ b/gcc/tree-optimize.c
@@ -50,7 +50,6 @@ Boston, MA 02111-1307, USA.  */
 #include "cfgloop.h"
 #include "except.h"
 
-
 /* Global variables used to communicate with passes.  */
 int dump_flags;
 bool in_gimple_form;
@@ -665,7 +664,35 @@ execute_pass_list (struct tree_opt_pass *pass)
   do
     {
       if (execute_one_pass (pass) && pass->sub)
-	execute_pass_list (pass->sub);
+        execute_pass_list (pass->sub);
+      pass = pass->next;
+    }
+  while (pass);
+}
+
+/* Same as execute_pass_list but assume that subpasses of IPA passes
+   are local passes.  */
+static void
+execute_ipa_pass_list (struct tree_opt_pass *pass)
+{
+  do
+    {
+      if (execute_one_pass (pass) && pass->sub)
+	{
+	  struct cgraph_node *node;
+	  for (node = cgraph_nodes; node; node = node->next)
+	    if (node->analyzed)
+	      {
+		push_cfun (DECL_STRUCT_FUNCTION (node->decl));
+		current_function_decl = node->decl;
+		execute_pass_list (pass);
+		free_dominance_info (CDI_DOMINATORS);
+		free_dominance_info (CDI_POST_DOMINATORS);
+		current_function_decl = NULL;
+		pop_cfun ();
+		ggc_collect ();
+	      }
+	}
       pass = pass->next;
     }
   while (pass);
@@ -692,8 +719,10 @@ tree_lowering_passes (tree fn)
 void
 ipa_passes (void)
 {
+  cfun = NULL;
+  tree_register_cfg_hooks ();
   bitmap_obstack_initialize (NULL);
-  execute_pass_list (all_ipa_passes);
+  execute_ipa_pass_list (all_ipa_passes);
   bitmap_obstack_release (NULL);
 }