diff options
Diffstat (limited to 'sysdeps/s390/s390-32')
| -rw-r--r-- | sysdeps/s390/s390-32/__longjmp.c | 28 | ||||
| -rw-r--r-- | sysdeps/s390/s390-32/elf/setjmp.S | 7 | ||||
| -rw-r--r-- | sysdeps/s390/s390-32/setjmp.S | 7 |
3 files changed, 26 insertions, 16 deletions
diff --git a/sysdeps/s390/s390-32/__longjmp.c b/sysdeps/s390/s390-32/__longjmp.c index 07814e080a..c47ebbc52a 100644 --- a/sysdeps/s390/s390-32/__longjmp.c +++ b/sysdeps/s390/s390-32/__longjmp.c @@ -29,24 +29,32 @@ void __longjmp (__jmp_buf env, int val) { + register int r2 __asm ("%r2") = val == 0 ? 1 : val; #ifdef PTR_DEMANGLE - register uintptr_t r5 __asm ("%r5") = THREAD_GET_POINTER_GUARD (); + register uintptr_t r3 __asm ("%r3") = THREAD_GET_POINTER_GUARD (); + register void *r1 __asm ("%r1") = (void *) env; #endif /* Restore registers and jump back. */ - asm volatile ("lr %%r2,%0\n\t" /* PUT val in grp 2. */ - "ld %%f6,48(%1)\n\t" + asm volatile ("ld %%f6,48(%1)\n\t" "ld %%f4,40(%1)\n\t" - "lm %%r6,%%r15,0(%1)\n\t" #ifdef PTR_DEMANGLE - "xr %%r14,%2\n\t" -#endif + "lm %%r6,%%r13,0(%1)\n\t" + "lm %%r4,%%r5,32(%1)\n\t" + "xr %%r4,%2\n\t" + "xr %%r5,%2\n\t" + "lr %%r15,%%r5\n\t" + "br %%r4" +#else + "lm %%r6,%%r15,0(%1)\n\t" "br %%r14" - : : "r" (val == 0 ? 1 : val), - "a" (env) +#endif + : : "r" (r2), #ifdef PTR_DEMANGLE - , "r" (r5) + "r" (r1), "r" (r3) +#else + "a" (env) #endif - : "2" ); + ); /* Avoid `volatile function does return' warnings. */ for (;;); diff --git a/sysdeps/s390/s390-32/elf/setjmp.S b/sysdeps/s390/s390-32/elf/setjmp.S index f3ca8af6c2..ed28008a56 100644 --- a/sysdeps/s390/s390-32/elf/setjmp.S +++ b/sysdeps/s390/s390-32/elf/setjmp.S @@ -49,9 +49,10 @@ ENTRY(__sigsetjmp) #ifdef PTR_MANGLE stm %r6,%r13,0(%r2) /* store registers in jmp_buf */ lr %r4,%r14 - PTR_MANGLE (%r4, %r5) - st %r4,32(%r2) - st %r15,36(%r2) + lr %r5,%r15 + PTR_MANGLE (%r4, %r1) + PTR_MANGLE2 (%r5, %r1) + stm %r4,%r5,32(%r2) #else stm %r6,%r15,0(%r2) /* store registers in jmp_buf */ #endif diff --git a/sysdeps/s390/s390-32/setjmp.S b/sysdeps/s390/s390-32/setjmp.S index a438595945..b943085e93 100644 --- a/sysdeps/s390/s390-32/setjmp.S +++ b/sysdeps/s390/s390-32/setjmp.S @@ -32,9 +32,10 @@ ENTRY(__sigsetjmp) #ifdef PTR_MANGLE stm %r6,%r13,0(%r2) /* store registers in jmp_buf */ lr %r4,%r14 - PTR_MANGLE (%r4, %r5) - st %r4,32(%r2) - st %r15,36(%r2) + lr %r5,%r15 + PTR_MANGLE (%r4, %r1) + PTR_MANGLE2 (%r5, %r1) + stm %r4,%r5,32(%r2) #else stm %r6,%r15,0(%r2) /* store registers in jmp_buf */ #endif |