From 5ad77144942c0ea0a3f3c71d4ddccdf91e64771c Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Fri, 30 Dec 2005 21:04:04 +0000 Subject: * 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 * 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 --- sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'sysdeps/unix/sysv/linux/powerpc/powerpc64') 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 ()) -- cgit 1.4.1