From: Nick Clifton <nickc@redhat.com>
Date: Thu, 2 Feb 2006 10:54:53 +0000 (+0000)
Subject: re PR rtl-optimization/24376 (wrong-code unless -fno-sched-interblock)
X-Git-Tag: releases/gcc-3.4.6~109
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ebdcf34b53b00183e2ab313de983199d00a24220;p=thirdparty%2Fgcc.git

re PR rtl-optimization/24376 (wrong-code unless -fno-sched-interblock)

PR 24376
* sched-rgn.c (add_branch_dependences): For cc0 targets extend the
dependencies inside a block back to the very first cc0 setter in the block.

From-SVN: r110510
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 3bc8aed02948..16bd9cf906c5 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,10 @@
+2006-02-02  Nick Clifton  <nickc@redhat.com>
+
+	PR 24376
+	* sched-rgn.c (add_branch_dependences): For cc0 targets extend
+	the dependencies inside a block back to the very first cc0 setter
+	in the block.
+
 2006-01-21  Joseph S. Myers  <joseph@codesourcery.com>
 
 	* gcc.c (process_command), gcov.c (print_version), gcov-dump.c
diff --git a/gcc/sched-rgn.c b/gcc/sched-rgn.c
index b8e474d0b448..b1c457c593ab 100644
--- a/gcc/sched-rgn.c
+++ b/gcc/sched-rgn.c
@@ -2078,6 +2078,7 @@ add_branch_dependences (rtx head, rtx tail)
       insn = PREV_INSN (insn);
     }
 
+
   /* Make sure these insns are scheduled last in their block.  */
   insn = last;
   if (insn != 0)