From 6584b4aa8bf0515432f520c3ac8379e3bd70e8d2 Mon Sep 17 00:00:00 2001
From: Richard Henderson <rth@redhat.com>
Date: Tue, 2 Apr 2002 23:56:47 -0800
Subject: re PR rtl-optimization/4311 (unrolling loops creates non-ending loop)

        PR opt/4311
        * loop.h (LOOP_FIRST_PASS): New.
        * loop.c (strength_reduce): Mind it when deciding to unroll.
        * toplev.c (rest_of_compilation): Set it.

From-SVN: r51798
---
 gcc/loop.h | 1 +
 1 file changed, 1 insertion(+)

(limited to 'gcc/loop.h')

diff --git a/gcc/loop.h b/gcc/loop.h
index 55f70ff..8e3a935 100644
--- a/gcc/loop.h
+++ b/gcc/loop.h
@@ -28,6 +28,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA
 #define LOOP_UNROLL 1
 #define LOOP_BCT 2
 #define LOOP_PREFETCH 4
+#define LOOP_FIRST_PASS 8
 
 /* Get the loop info pointer of a loop.  */
 #define LOOP_INFO(LOOP) ((struct loop_info *) (LOOP)->aux)
-- 
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