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Diffstat (limited to 'sysdeps/s390/s390-32/__longjmp.c')
-rw-r--r--sysdeps/s390/s390-32/__longjmp.c21
1 files changed, 18 insertions, 3 deletions
diff --git a/sysdeps/s390/s390-32/__longjmp.c b/sysdeps/s390/s390-32/__longjmp.c
index 5d46e21923..54e5915700 100644
--- a/sysdeps/s390/s390-32/__longjmp.c
+++ b/sysdeps/s390/s390-32/__longjmp.c
@@ -22,6 +22,7 @@
#include <bits/setjmp.h>
#include <stdlib.h>
#include <unistd.h>
+#include <stap-probe.h>
/* Jump to the position specified by ENV, causing the
setjmp call there to return VAL, or 1 if VAL is 0. */
@@ -42,17 +43,31 @@ __longjmp (__jmp_buf env, int val)
register void *r1 __asm ("%r1") = (void *) env;
#endif
/* Restore registers and jump back. */
- asm volatile ("ld %%f6,48(%1)\n\t"
- "ld %%f4,40(%1)\n\t"
+ asm volatile (
+ /* longjmp probe expects longjmp first argument, second
+ argument and target address. */
#ifdef PTR_DEMANGLE
- "lm %%r6,%%r13,0(%1)\n\t"
"lm %%r4,%%r5,32(%1)\n\t"
"xr %%r4,%2\n\t"
"xr %%r5,%2\n\t"
+ LIBC_PROBE_ASM (longjmp, 4@%1 -4@%0 4@%%r4)
+#else
+ LIBC_PROBE_ASM (longjmp, 4@%1 -4@%0 4@%%r14)
+#endif
+
+ /* restore fpregs */
+ "ld %%f6,48(%1)\n\t"
+ "ld %%f4,40(%1)\n\t"
+
+ /* restore gregs and return to jmp_buf target */
+#ifdef PTR_DEMANGLE
+ "lm %%r6,%%r13,0(%1)\n\t"
"lr %%r15,%%r5\n\t"
+ LIBC_PROBE_ASM (longjmp_target, 4@%1 -4@%0 4@%%r4)
"br %%r4"
#else
"lm %%r6,%%r15,0(%1)\n\t"
+ LIBC_PROBE_ASM (longjmp_target, 4@%1 -4@%0 4@%%r14)
"br %%r14"
#endif
: : "r" (r2),