tree.h (SSA_NAME_VALUE): Remove.

2009-04-28  Richard Guenther  <rguenther@suse.de>

	* tree.h (SSA_NAME_VALUE): Remove.
	(struct tree_ssa_name): Remove value_handle member.
	* tree-vrp.c (execute_vrp): Initialize/free the value-handle
	array for jump threading.
	* tree-ssa-propagate.c (ssa_prop_init): Do not initialize
	SSA_NAME_VALUEs.
	* print-tree.c (print_node): Do not dump SSA_NAME_VALUEs.
	* tree-flow.h (threadedge_initialize_values): Declare.
	(threadedge_finalize_values): Likewise.
	* tree-ssa-threadedge.c (ssa_name_values): New global variable.
	(SSA_NAME_VALUE): Define.
	(threadedge_initialize_values): New function.
	(threadedge_finalize_values): Likewise.
	* tree-ssa-dom.c (ssa_name_values): New global variable.
	(SSA_NAME_VALUE): Define.
	(tree_ssa_dominator_optimize): Initialize/free the value-handle
	array.

From-SVN: r146877

1 files changed, 0 insertions, 11 deletions

diff --git a/gcc/tree.h b/gcc/tree.h
index d6550b5..1e58d52 100644
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -1854,10 +1854,6 @@ struct GTY(()) tree_exp {
 #define SSA_NAME_PTR_INFO(N) \
     SSA_NAME_CHECK (N)->ssa_name.ptr_info
 
-/* Get the value of this SSA_NAME, if available.  */
-#define SSA_NAME_VALUE(N) \
-   SSA_NAME_CHECK (N)->ssa_name.value_handle
-
 #ifndef _TREE_FLOW_H
 struct ptr_info_def;
 #endif
@@ -1896,13 +1892,6 @@ struct GTY(()) tree_ssa_name {
   /* Pointer attributes used for alias analysis.  */
   struct ptr_info_def *ptr_info;
 
-  /* Value for SSA name used by various passes.
-
-     Right now only invariants are allowed to persist beyond a pass in
-     this field; in the future we will allow VALUE_HANDLEs to persist
-     as well.  */
-  tree value_handle;
-
   /* Immediate uses list for this SSA_NAME.  */
   struct ssa_use_operand_d imm_uses;
 };