tree-pass.h (pass_del_ssa, [...]): Remove decls.

	* tree-pass.h (pass_del_ssa, pass_mark_used_blocks,
	pass_free_cfg_annotations, pass_free_datastructures): Remove decls.
	* gimple-low.c (mark_blocks_with_used_vars, mark_used_blocks,
	pass_mark_used_blocks): Remove.
	* tree-optimize.c (pass_free_datastructures,
	execute_free_cfg_annotations, pass_free_cfg_annotations): Remove.
	* passes.c (init_optimization_passes): Don't call
	pass_mark_used_blocks, remove dead code.

From-SVN: r146819

1 files changed, 0 insertions, 58 deletions

diff --git a/gcc/gimple-low.c b/gcc/gimple-low.c
index d35ba8b..02a1ce6 100644
--- a/gcc/gimple-low.c
+++ b/gcc/gimple-low.c
@@ -900,61 +900,3 @@ record_vars (tree vars)
 {
   record_vars_into (vars, current_function_decl);
 }
-
-
-/* Mark BLOCK used if it has a used variable in it, then recurse over its
-   subblocks.  */
-
-static void
-mark_blocks_with_used_vars (tree block)
-{
-  tree var;
-  tree subblock;
-
-  if (!TREE_USED (block))
-    {
-      for (var = BLOCK_VARS (block);
-	   var;
-	   var = TREE_CHAIN (var))
-	{
-	  if (TREE_USED (var))
-	    {
-	      TREE_USED (block) = true;
-	      break;
-	    }
-	}
-    }
-  for (subblock = BLOCK_SUBBLOCKS (block);
-       subblock;
-       subblock = BLOCK_CHAIN (subblock))
-    mark_blocks_with_used_vars (subblock);
-}
-
-/* Mark the used attribute on blocks correctly.  */
-  
-static unsigned int
-mark_used_blocks (void)
-{  
-  mark_blocks_with_used_vars (DECL_INITIAL (current_function_decl));
-  return 0;
-}
-
-
-struct gimple_opt_pass pass_mark_used_blocks = 
-{
- {
-  GIMPLE_PASS,
-  "blocks",				/* name */
-  NULL,					/* gate */
-  mark_used_blocks,			/* execute */
-  NULL,					/* sub */
-  NULL,					/* next */
-  0,					/* static_pass_number */
-  TV_NONE,				/* tv_id */
-  0,					/* properties_required */
-  0,					/* properties_provided */
-  0,					/* properties_destroyed */
-  0,					/* todo_flags_start */
-  TODO_dump_func			/* todo_flags_finish */
- }
-};