tree-flow-inline.h (referenced_var): Remove.

2012-08-01  Richard Guenther  <rguenther@suse.de>

	* tree-flow-inline.h (referenced_var): Remove.
	* tree-ssa-coalesce.c (create_outofssa_var_map): Remove duplicate
	checking code.
	* tree-sra.c (candidates): New global hashtable.
	(candidate): New function.
	(sra_initialize): Initialize candidates.
	(sra_deinitialize): Free candidates.
	(disqualify_candidate): Remove candidate from candidates.
	(maybe_add_sra_candidate): New function.
	(find_var_candidates): Walk over all local decls and parameters,
	add candidates to candidates hashtable.
	(find_param_candidates): Add candidates to candidates hashtable.
	(analyze_all_variable_accesses): Use candidate instead of
	referenced_var.

From-SVN: r190047

1 files changed, 0 insertions, 40 deletions

diff --git a/gcc/tree-ssa-coalesce.c b/gcc/tree-ssa-coalesce.c
index 5d9e754..aedaa96 100644
--- a/gcc/tree-ssa-coalesce.c
+++ b/gcc/tree-ssa-coalesce.c
@@ -983,14 +983,6 @@ create_outofssa_var_map (coalesce_list_p cl, bitmap used_in_copy)
   int v1, v2, cost;
   unsigned i;
 
-#ifdef ENABLE_CHECKING
-  bitmap used_in_real_ops;
-  bitmap used_in_virtual_ops;
-
-  used_in_real_ops = BITMAP_ALLOC (NULL);
-  used_in_virtual_ops = BITMAP_ALLOC (NULL);
-#endif
-
   map = init_var_map (num_ssa_names);
 
   FOR_EACH_BB (bb)
@@ -1126,17 +1118,6 @@ create_outofssa_var_map (coalesce_list_p cl, bitmap used_in_copy)
 	    default:
 	      break;
 	    }
-
-#ifdef ENABLE_CHECKING
-	  /* Mark real uses and defs.  */
-	  FOR_EACH_SSA_TREE_OPERAND (var, stmt, iter, (SSA_OP_DEF|SSA_OP_USE))
-	    bitmap_set_bit (used_in_real_ops, DECL_UID (SSA_NAME_VAR (var)));
-
-	  /* Validate that virtual ops don't get used in funny ways.  */
-	  if (gimple_vuse (stmt))
-	    bitmap_set_bit (used_in_virtual_ops,
-			    DECL_UID (SSA_NAME_VAR (gimple_vuse (stmt))));
-#endif /* ENABLE_CHECKING */
 	}
     }
 
@@ -1173,27 +1154,6 @@ create_outofssa_var_map (coalesce_list_p cl, bitmap used_in_copy)
 	}
     }
 
-#if defined ENABLE_CHECKING
-  {
-    unsigned i;
-    bitmap both = BITMAP_ALLOC (NULL);
-    bitmap_and (both, used_in_real_ops, used_in_virtual_ops);
-    if (!bitmap_empty_p (both))
-      {
-	bitmap_iterator bi;
-
-	EXECUTE_IF_SET_IN_BITMAP (both, 0, i, bi)
-	  fprintf (stderr, "Variable %s used in real and virtual operands\n",
-		   get_name (referenced_var (i)));
-	internal_error ("SSA corruption");
-      }
-
-    BITMAP_FREE (used_in_real_ops);
-    BITMAP_FREE (used_in_virtual_ops);
-    BITMAP_FREE (both);
-  }
-#endif
-
   return map;
 }