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authorUlrich Drepper <drepper@redhat.com>2005-12-30 21:04:04 +0000
committerUlrich Drepper <drepper@redhat.com>2005-12-30 21:04:04 +0000
commit5ad77144942c0ea0a3f3c71d4ddccdf91e64771c (patch)
treef569e6b67256e78f1bb36da65e94bf1efffa5f8c /sysdeps/unix/sysv/linux/powerpc/powerpc64
parentb36205c4ab71222bf11fba59114f98fec8348777 (diff)
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* sysdeps/powerpc/powerpc64/setjmp-common.S: Make sure pointer guard
	value doesn't survive in a registers when the function returns.
	* sysdeps/powerpc/powerpc32/fpu/setjmp-common.S: Likewise.
	* sysdeps/powerpc/powerpc32/setjmp-common.S: Likewise.

2005-12-30  Jakub Jelinek  <jakub@redhat.com>

	* sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h: Define
	PTR_MANGLE2.
	* sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h: Define
	PTR_MANGLE2 and PTR_DEMANGLE2.
	* sysdeps/powerpc/powerpc64/__longjmp-common.S: Use PTR_DEMANGLE2.
	* sysdeps/powerpc/powerpc64/setjmp-common.S: Use PTR_MANGLE2.
	* sysdeps/powerpc/powerpc32/fpu/setjmp-common.S: Likewise.
	* sysdeps/powerpc/powerpc32/setjmp-common.S: Likewise.

2005-12-30  Ulrich Drepper  <drepper@redhat.com>
Diffstat (limited to 'sysdeps/unix/sysv/linux/powerpc/powerpc64')
-rw-r--r--sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h
index e0b4cb3eed..858b5c4757 100644
--- a/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h
+++ b/sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h
@@ -297,7 +297,10 @@
 #  define PTR_MANGLE(reg, tmpreg) \
 	ld	tmpreg,POINTER_GUARD(r13); \
 	xor	reg,tmpreg,reg
+#  define PTR_MANGLE2(reg, tmpreg) \
+	xor	reg,tmpreg,reg
 #  define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg)
+#  define PTR_DEMANGLE2(reg, tmpreg) PTR_MANGLE2 (reg, tmpreg)
 # else
 #  define PTR_MANGLE(var) \
   (var) = (void *) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ())