From: James E Wilson <wilson@specifixinc.com>
Date: Wed, 6 Apr 2005 19:11:35 +0000 (-0700)
Subject: Fix problem with reg f29 being corrupted when unwinding stack.
X-Git-Tag: releases/gcc-3.3.6~40
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cec881dc66c9d91059b7d37c7604f163bbbdd8fb;p=thirdparty%2Fgcc.git

Fix problem with reg f29 being corrupted when unwinding stack.

PR target/20670
* unwind-ia64.c (uw_intall_context): Add missing load of r27.

From-SVN: r97743
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f5856ef2cbdc..1767e2cfef8e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2005-04-06  James E. Wilson  <wilson@specifixinc.com>
+
+	PR target/20670
+	* unwind-ia64.c (uw_intall_context): Add missing load of r27.
+
 2005-04-04  Gabriel Dos Reis  <gdr@integrable-solutions.net>
 
 	PR c++/18644
diff --git a/gcc/config/ia64/unwind-ia64.c b/gcc/config/ia64/unwind-ia64.c
index 9142c831e7fa..e8e2fc059590 100644
--- a/gcc/config/ia64/unwind-ia64.c
+++ b/gcc/config/ia64/unwind-ia64.c
@@ -2176,6 +2176,8 @@ uw_install_context (struct _Unwind_Context *current __attribute__((unused)),
 	"(p6) ldf.fill f22 = [r28]		\n\t"
 	"cmp.ne p7, p0 = r0, r29		\n\t"
 	";;					\n\t"
+	"ld8 r27 = [r20], 8			\n\t"
+	";;					\n\t"
 	"ld8 r28 = [r20], 8			\n\t"
 	"(p7) ldf.fill f23 = [r29]		\n\t"
 	"cmp.ne p6, p0 = r0, r22		\n\t"