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author | Ulrich Drepper <drepper@redhat.com> | 2005-12-30 21:04:04 +0000 |
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committer | Ulrich Drepper <drepper@redhat.com> | 2005-12-30 21:04:04 +0000 |
commit | 5ad77144942c0ea0a3f3c71d4ddccdf91e64771c (patch) | |
tree | f569e6b67256e78f1bb36da65e94bf1efffa5f8c /sysdeps/unix | |
parent | b36205c4ab71222bf11fba59114f98fec8348777 (diff) | |
download | glibc-5ad77144942c0ea0a3f3c71d4ddccdf91e64771c.tar.gz glibc-5ad77144942c0ea0a3f3c71d4ddccdf91e64771c.tar.xz glibc-5ad77144942c0ea0a3f3c71d4ddccdf91e64771c.zip |
* 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')
-rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h | 5 | ||||
-rw-r--r-- | sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h | 3 |
2 files changed, 6 insertions, 2 deletions
diff --git a/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h b/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h index 0d231912ba..470da5aa6e 100644 --- a/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h +++ b/sysdeps/unix/sysv/linux/powerpc/powerpc32/sysdep.h @@ -283,9 +283,10 @@ # define PTR_MANGLE(reg, tmpreg) \ lwz tmpreg,POINTER_GUARD(r2); \ xor reg,tmpreg,reg -# define PTR_DEMANGLE(reg, tmpreg) PTR_MANGLE (reg, tmpreg) -# define PTR_DEMANGLE2(reg, tmpreg) \ +# 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) = (__typeof (var)) ((uintptr_t) (var) ^ THREAD_GET_POINTER_GUARD ()) 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 ()) |