tree-ssa-loop.c (gate_tree_complete_unroll): Run complete unrolling if…

tree-ssa-loop.c (gate_tree_complete_unroll): Run complete unrolling if -fpeel-loops is specified, too.

2005-03-21  Richard Guenther  <rguenth@gcc.gnu.org>

	* tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
	unrolling if -fpeel-loops is specified, too.
	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
	Remove superfluous check for flag_unroll_loops.

From-SVN: r96808

gcc/ChangeLog

+2005-03-21  Richard Guenther  <rguenth@gcc.gnu.org>
+
+	* tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
+	unrolling if -fpeel-loops is specified, too.
+	* tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
+	Remove superfluous check for flag_unroll_loops.
+
 2005-03-21  Uros Bizjak  <uros@kss-loka.si>
 
 	* optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.

gcc/tree-ssa-loop-ivcanon.c

@@ -168,9 +168,6 @@ try_unroll_loop_completely (struct loops *loops ATTRIBUTE_UNUSED,
     
   if (n_unroll)
     {
-      if (!flag_unroll_loops)
-	return false;
-
       old_cond = COND_EXPR_COND (cond);
       COND_EXPR_COND (cond) = dont_exit;
       modify_stmt (cond);

gcc/tree-ssa-loop.c

@@ -340,7 +340,7 @@ tree_complete_unroll (void)
 static bool
 gate_tree_complete_unroll (void)
 {
-  return flag_unroll_loops != 0;
+  return flag_peel_loops || flag_unroll_loops;
 }
 
 struct tree_opt_pass pass_complete_unroll =