From owner-svn-src-all@FreeBSD.ORG  Wed Nov 16 14:33:30 2011
Return-Path: <owner-svn-src-all@FreeBSD.ORG>
Delivered-To: svn-src-all@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 7B07E106566C;
	Wed, 16 Nov 2011 14:33:30 +0000 (UTC)
	(envelope-from fabient@FreeBSD.org)
Received: from svn.freebsd.org (svn.freebsd.org [IPv6:2001:4f8:fff6::2c])
	by mx1.freebsd.org (Postfix) with ESMTP id 69B7C8FC14;
	Wed, 16 Nov 2011 14:33:30 +0000 (UTC)
Received: from svn.freebsd.org (localhost [127.0.0.1])
	by svn.freebsd.org (8.14.4/8.14.4) with ESMTP id pAGEXU0H052663;
	Wed, 16 Nov 2011 14:33:30 GMT (envelope-from fabient@svn.freebsd.org)
Received: (from fabient@localhost)
	by svn.freebsd.org (8.14.4/8.14.4/Submit) id pAGEXUZd052661;
	Wed, 16 Nov 2011 14:33:30 GMT (envelope-from fabient@svn.freebsd.org)
Message-Id: <201111161433.pAGEXUZd052661@svn.freebsd.org>
From: Fabien Thomas <fabient@FreeBSD.org>
Date: Wed, 16 Nov 2011 14:33:30 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
	svn-src-stable@freebsd.org, svn-src-stable-8@freebsd.org
X-SVN-Group: stable-8
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Cc: 
Subject: svn commit: r227551 - stable/8/contrib/gcc/config/arm
X-BeenThere: svn-src-all@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: "SVN commit messages for the entire src tree \(except for &quot;
	user&quot; and &quot; projects&quot; \)" <svn-src-all.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all>
List-Post: <mailto:svn-src-all@freebsd.org>
List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-all>,
	<mailto:svn-src-all-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Wed, 16 Nov 2011 14:33:30 -0000

Author: fabient
Date: Wed Nov 16 14:33:30 2011
New Revision: 227551
URL: http://svn.freebsd.org/changeset/base/227551

Log:
  MFC r227391:
  Import gcc fix for -fstack-protector that produces segfaulting
  binaries on arm/armel.
  
  Related gcc bug:
  http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35965
  
  Author kindly accepted that all of his patches can be use as GPLv2.
  
  PR:	161128

Modified:
  stable/8/contrib/gcc/config/arm/arm.c
Directory Properties:
  stable/8/contrib/gcc/   (props changed)

Modified: stable/8/contrib/gcc/config/arm/arm.c
==============================================================================
--- stable/8/contrib/gcc/config/arm/arm.c	Wed Nov 16 10:11:55 2011	(r227550)
+++ stable/8/contrib/gcc/config/arm/arm.c	Wed Nov 16 14:33:30 2011	(r227551)
@@ -3217,7 +3217,8 @@ legitimize_pic_address (rtx orig, enum m
 	  gcc_assert (!no_new_pseudos);
 	  if (arm_pic_register != INVALID_REGNUM)
 	    {
-	      cfun->machine->pic_reg = gen_rtx_REG (Pmode, arm_pic_register);
+	      if (!cfun->machine->pic_reg)
+		cfun->machine->pic_reg = gen_rtx_REG (Pmode, arm_pic_register);
 
 	      /* Play games to avoid marking the function as needing pic
 		 if we are being called as part of the cost-estimation
@@ -3229,7 +3230,8 @@ legitimize_pic_address (rtx orig, enum m
 	    {
 	      rtx seq;
 
-	      cfun->machine->pic_reg = gen_reg_rtx (Pmode);
+	      if (!cfun->machine->pic_reg)
+		  cfun->machine->pic_reg = gen_reg_rtx (Pmode);
 
 	      /* Play games to avoid marking the function as needing pic
 		 if we are being called as part of the cost-estimation