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authorAndreas Krebbel <krebbel@linux.vnet.ibm.com>2013-01-23 10:00:24 +0100
committerAndreas Krebbel <krebbel@linux.vnet.ibm.com>2013-01-23 10:00:24 +0100
commitbc101e2652728d8a6e8ece7c637e095618546a95 (patch)
treefe880519c048fa4bb35ba78fb74e27d902ba3980 /sysdeps/s390
parent5655a0b58e1ba27b05c94c684c74b7078cb814d5 (diff)
downloadglibc-bc101e2652728d8a6e8ece7c637e095618546a95.tar.gz
S/390: Fix setjmp/longjmp FPR save/restore
Diffstat (limited to 'sysdeps/s390')
-rw-r--r--sysdeps/s390/bits/setjmp.h2
-rw-r--r--sysdeps/s390/s390-64/__longjmp.c12
-rw-r--r--sysdeps/s390/s390-64/setjmp.S12
3 files changed, 17 insertions, 9 deletions
diff --git a/sysdeps/s390/bits/setjmp.h b/sysdeps/s390/bits/setjmp.h
index 285003fe29..e929c161a8 100644
--- a/sysdeps/s390/bits/setjmp.h
+++ b/sysdeps/s390/bits/setjmp.h
@@ -34,7 +34,7 @@ typedef struct __s390_jmp_buf
long int __gregs[10];
# if __WORDSIZE == 64
- /* We save fpu registers 1, 3, 5 and 7. */
+ /* We save fpu registers f8 - f15. */
long __fpregs[8];
# else
/* We save fpu registers 4 and 6. */
diff --git a/sysdeps/s390/s390-64/__longjmp.c b/sysdeps/s390/s390-64/__longjmp.c
index 510b1c2da9..2682406fde 100644
--- a/sysdeps/s390/s390-64/__longjmp.c
+++ b/sysdeps/s390/s390-64/__longjmp.c
@@ -42,10 +42,14 @@ __longjmp (__jmp_buf env, int val)
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"
- "ld %%f3,88(%1)\n\t"
- "ld %%f1,80(%1)\n\t"
+ asm volatile ("ld %%f8,80(%1)\n\t"
+ "ld %%f9,88(%1)\n\t"
+ "ld %%f10,96(%1)\n\t"
+ "ld %%f11,104(%1)\n\t"
+ "ld %%f12,112(%1)\n\t"
+ "ld %%f13,120(%1)\n\t"
+ "ld %%f14,128(%1)\n\t"
+ "ld %%f15,136(%1)\n\t"
#ifdef PTR_DEMANGLE
"lmg %%r6,%%r13,0(%1)\n\t"
"lmg %%r4,%%r5,64(%1)\n\t"
diff --git a/sysdeps/s390/s390-64/setjmp.S b/sysdeps/s390/s390-64/setjmp.S
index b12d9059ec..6269dbf52e 100644
--- a/sysdeps/s390/s390-64/setjmp.S
+++ b/sysdeps/s390/s390-64/setjmp.S
@@ -55,10 +55,14 @@ ENTRY(__sigsetjmp)
#else
stmg %r6,%r15,0(%r2) /* Store registers in jmp_buf. */
#endif
- std %f1,80(%r2)
- std %f3,88(%r2)
- std %f5,96(%r2)
- std %f7,104(%r2)
+ std %f8,80(%r2)
+ std %f9,88(%r2)
+ std %f10,96(%r2)
+ std %f11,104(%r2)
+ std %f12,112(%r2)
+ std %f13,120(%r2)
+ std %f14,128(%r2)
+ std %f15,136(%r2)
#if defined NOT_IN_libc && defined IS_IN_rtld
/* In ld.so we never save the signal mask. */
lghi %r2,0