2007-07-12 Daniel Berlin <dberlin@dberlin.org>

	* tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
	(set_expression_vuses): Ditto.
	(init_pre): Initialize expression_vuses.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@126595 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 9656d74..8502ba0 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2007-07-12  Daniel Berlin  <dberlin@dberlin.org>
+
+       * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
+       (set_expression_vuses): Ditto.
+       (init_pre): Initialize expression_vuses.
+
 2007-07-12  Zdenek Dvorak  <dvorakz@suse.cz>
 
        * config/i386/sse.md (storentdf, storentsf): New.

diff --git a/gcc/tree-ssa-pre.c b/gcc/tree-ssa-pre.c
index c37ab53..792f6a7 100644 (file)
--- a/gcc/tree-ssa-pre.c
+++ b/gcc/tree-ssa-pre.c
@@ -252,8 +252,8 @@ expression_for_id (unsigned int id)
 static inline vuse_vec
 get_expression_vuses (tree expr)
 {
-  return VEC_index (vuse_vec, expression_vuses,
-                   get_or_alloc_expression_id (expr));
+  unsigned int expr_id = get_or_alloc_expression_id (expr);
+  return VEC_index (vuse_vec, expression_vuses, expr_id);
 }
 
 /* Set the expression vuses for EXPR to VUSES.  */
@@ -261,8 +261,8 @@ get_expression_vuses (tree expr)
 static inline void
 set_expression_vuses (tree expr, vuse_vec vuses)
 {
-  VEC_replace (vuse_vec, expression_vuses,
-              get_or_alloc_expression_id (expr), vuses);
+  unsigned int expr_id = get_or_alloc_expression_id (expr);
+  VEC_replace (vuse_vec, expression_vuses, expr_id, vuses);
 }
 
 
@@ -3795,6 +3795,7 @@ init_pre (bool do_fre)
   
   next_expression_id = 0;
   expressions = NULL;
+  expression_vuses = NULL;
   in_fre = do_fre;
 
   inserted_exprs = NULL;