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From ad5429399a8332dff822d07476286e3662fb26b9 Mon Sep 17 00:00:00 2001
From: Julian Brown <julian@codesourcery.com>
Date: Wed, 10 Nov 2010 22:35:50 +0100
Subject: [PATCH] gcc-43-pr35965: This patch enables -fstack-protector-all on ARM.
See http://gcc.gnu.org/bugzilla/show_bug.cgi?id=35965
This patch enables -fstack-protector-all on ARM.
2009-02-24 Julian Brown <julian@codesourcery.com>
PR target/35965
* config/arm/arm.c (require_pic_register): Only set
cfun->machine->pic_reg once per function.
Patch commited by Doug Kwan <dougkwan@google.com>
---
gcc/config/arm/arm.c | 6 ++++--
1 files changed, 4 insertions(+), 2 deletions(-)
diff --git a/gcc/config/arm/arm.c b/gcc/config/arm/arm.c
index 217cc7e..8b3b9c6 100644
--- a/gcc/config/arm/arm.c
+++ b/gcc/config/arm/arm.c
@@ -3372,7 +3372,8 @@ require_pic_register (void)
gcc_assert (can_create_pseudo_p ());
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
@@ -3384,7 +3385,8 @@ require_pic_register (void)
{
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
--
1.7.2.3
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