2009-06-29 Olatunji Ruwase <tjruwase@google.com>

[pf3gnuchains/gcc-fork.git] / gcc / gimple-low.c

diff --git a/gcc/gimple-low.c b/gcc/gimple-low.c
index d35ba8b..e096c00 100644 (file)
--- a/gcc/gimple-low.c
+++ b/gcc/gimple-low.c
@@ -169,7 +169,7 @@ lower_function_body (void)
       tree disp_label, disp_var, arg;
 
       /* Build 'DISP_LABEL:' and insert.  */
-      disp_label = create_artificial_label ();
+      disp_label = create_artificial_label (cfun->function_end_locus);
       /* This mark will create forward edges from every call site.  */
       DECL_NONLOCAL (disp_label) = 1;
       cfun->has_nonlocal_label = 1;
@@ -368,7 +368,6 @@ lower_stmt (gimple_stmt_iterator *gsi, struct lower_data *data)
     case GIMPLE_PREDICT:
     case GIMPLE_LABEL:
     case GIMPLE_SWITCH:
-    case GIMPLE_CHANGE_DYNAMIC_TYPE:
     case GIMPLE_OMP_FOR:
     case GIMPLE_OMP_SECTIONS:
     case GIMPLE_OMP_SECTIONS_SWITCH:
@@ -728,7 +727,7 @@ lower_gimple_return (gimple_stmt_iterator *gsi, struct lower_data *data)
     }
 
   /* Not found.  Create a new label and record the return statement.  */
-  tmp_rs.label = create_artificial_label ();
+  tmp_rs.label = create_artificial_label (cfun->function_end_locus);
   tmp_rs.stmt = stmt;
   VEC_safe_push (return_statements_t, heap, data->return_statements, &tmp_rs);
 
@@ -798,8 +797,9 @@ static void
 lower_builtin_setjmp (gimple_stmt_iterator *gsi)
 {
   gimple stmt = gsi_stmt (*gsi);
-  tree cont_label = create_artificial_label ();
-  tree next_label = create_artificial_label ();
+  location_t loc = gimple_location (stmt);
+  tree cont_label = create_artificial_label (loc);
+  tree next_label = create_artificial_label (loc);
   tree dest, t, arg;
   gimple g;
 
@@ -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 */
- }
-};