aboutsummaryrefslogtreecommitdiff
diff options
context:
space:
mode:
authorJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
committerJakub Jelinek <jakub@redhat.com>2007-07-12 18:26:36 +0000
commit0ecb606cb6cf65de1d9fc8a919bceb4be476c602 (patch)
tree2ea1f8305970753e4a657acb2ccc15ca3eec8e2c /sysdeps/s390/s390-32/setjmp.S
parentTest for stack alignment. (diff)
downloadglibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.gz
glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.tar.bz2
glibc-0ecb606cb6cf65de1d9fc8a919bceb4be476c602.zip
2.5-18.1
Diffstat (limited to 'sysdeps/s390/s390-32/setjmp.S')
-rw-r--r--sysdeps/s390/s390-32/setjmp.S17
1 files changed, 15 insertions, 2 deletions
diff --git a/sysdeps/s390/s390-32/setjmp.S b/sysdeps/s390/s390-32/setjmp.S
index dc4862b2a6..b943085e93 100644
--- a/sysdeps/s390/s390-32/setjmp.S
+++ b/sysdeps/s390/s390-32/setjmp.S
@@ -1,5 +1,5 @@
/*
- Copyright (C) 2000, 2001 Free Software Foundation, Inc.
+ Copyright (C) 2000, 2001, 2005 Free Software Foundation, Inc.
Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
This file is part of the GNU C Library.
@@ -29,10 +29,23 @@
/* R2 = pointer to jmp_buf, R3 = savemask */
ENTRY(__sigsetjmp)
+#ifdef PTR_MANGLE
+ stm %r6,%r13,0(%r2) /* store registers in jmp_buf */
+ lr %r4,%r14
+ 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
std %f4,40(%r2)
std %f6,48(%r2)
-#ifdef PIC
+#if defined NOT_IN_libc && defined IS_IN_rtld
+ /* In ld.so we never save the signal mask. */
+ lhi %r2,0
+ br %r14
+#elif defined PIC
/* We cannot use the PLT, because it requires that %r12 be set, but
we can't save and restore our caller's value. Instead, we do an
indirect jump through the GOT. */