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authorAndreas Schwab <schwab@redhat.com>2010-09-15 07:38:19 -0700
committerUlrich Drepper <drepper@redhat.com>2010-09-15 07:38:19 -0700
commit7291c56f9d6f5861d1c001bc63a364f047a74738 (patch)
tree9c631b0ad2ebe7c554e90025fadbad79778c8754 /sysdeps/s390/s390-64
parentbc5fb0374c3ce6eca92f44d13a55b066e707c4a0 (diff)
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Fix register conflict in s390 ____longjmp_chk
Diffstat (limited to 'sysdeps/s390/s390-64')
-rw-r--r--sysdeps/s390/s390-64/__longjmp.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/sysdeps/s390/s390-64/__longjmp.c b/sysdeps/s390/s390-64/__longjmp.c
index 445bd3baf3..313b338546 100644
--- a/sysdeps/s390/s390-64/__longjmp.c
+++ b/sysdeps/s390/s390-64/__longjmp.c
@@ -1,4 +1,4 @@
-/* Copyright (C) 2001, 2005, 2009 Free Software Foundation, Inc.
+/* Copyright (C) 2001, 2005, 2009, 2010 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
@@ -29,16 +29,19 @@
void
__longjmp (__jmp_buf env, int val)
{
- register long int r2 __asm ("%r2") = val == 0 ? 1 : val;
#ifdef PTR_DEMANGLE
- register uintptr_t r3 __asm ("%r3") = THREAD_GET_POINTER_GUARD ();
- register void *r1 __asm ("%r1") = (void *) env;
+ uintptr_t guard = THREAD_GET_POINTER_GUARD ();
# ifdef CHECK_SP
- CHECK_SP (env, r3);
+ CHECK_SP (env, guard);
# endif
#elif defined CHECK_SP
CHECK_SP (env, 0);
#endif
+ register long int r2 __asm ("%r2") = val == 0 ? 1 : val;
+#ifdef PTR_DEMANGLE
+ register uintptr_t r3 __asm ("%r3") = guard;
+ register void *r1 __asm ("%r1") = (void *) env;
+#endif
/* Restore registers and jump back. */
asm volatile ("ld %%f7,104(%1)\n\t"
"ld %%f5,96(%1)\n\t"