tree-vrp.c (pass_vrp): Remove PROP_smt_usage.

2006-12-05  Daniel Berlin  <dberlin@dberlin.org>

	* tree-vrp.c (pass_vrp): Remove PROP_smt_usage.
	* tree-complex.c (pass_lower_complex): Ditto.
	* tree-ssa-ccp.c (pass_ccp): Ditto.
	(pass_store_ccp): Ditto.
	* tree-ssa-dom.c (pass_dominator): Ditto.
	(pass_phi_only_cprop): Ditto.
	* tree-sra.c (pass_sra): Ditto.
	* tree-ssa-forwprop.c (pass_forwprop): Ditto.
	* tree-flow.h (updating_used_alone): Remove.
	(updating_used_alone): Ditto.
	* tree-ssa-alias.c (updating_used_alone): Remove variable.
	(lhs_may_store_to): Remove function.
	(recalculate_used_alone): Ditto.
	(compute_may_aliases): Remove used_alone calculation.
	* tree.h (struct tree_memory_tag): Remove is_used_alone and
	old_used_alone. Remove SMT_USED_ALONE and SMT_OLD_USED_ALONE.
	* tree-pass.h (PROP_smt_usage): Remove.
	* passes.c (execute_todo): Remove used alone recalculation.
	(execute_one_pass): Ditto.
	* tree-ssa-operands.c (add_virtual_operand): Remove used_alone
	stuff.

From-SVN: r119550

1 files changed, 0 insertions, 12 deletions

diff --git a/gcc/tree.h b/gcc/tree.h
index 50a7762..98be968 100644
--- a/gcc/tree.h
+++ b/gcc/tree.h
@@ -2407,22 +2407,10 @@ struct tree_memory_tag GTY(())
 {
   struct tree_decl_minimal common;
   unsigned int is_global:1;
-  unsigned int is_used_alone:1;
-  unsigned int old_used_alone:1;
 };
 
 #define MTAG_GLOBAL(NODE) (TREE_MEMORY_TAG_CHECK (NODE)->mtag.is_global)
 
-/* This flag is true if a SMT is used as the V_MAY_DEF or VUSE operand
-   directly, because the access had all of the SMT's aliases pruned
-   from it.  */
-#define SMT_USED_ALONE(NODE) (SYMBOL_MEMORY_TAG_CHECK (NODE)->mtag.is_used_alone)
-
-/* This flag is used to temporarily store the old value of the used alone
-   flag when updating so we know whether to mark the symbol for
-   renaming.  */
-#define SMT_OLD_USED_ALONE(NODE) (SYMBOL_MEMORY_TAG_CHECK (NODE)->mtag.old_used_alone)
-
 struct tree_struct_field_tag GTY(())
 {
   struct tree_memory_tag common;