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authorUlrich Drepper <drepper@redhat.com>2003-02-15 00:40:58 +0000
committerUlrich Drepper <drepper@redhat.com>2003-02-15 00:40:58 +0000
commit7c6d00e62369b27b3493d0f89da47e22568fcac9 (patch)
treebf8090b9bb6969f5682b9d170d6586781ff4d36d /linuxthreads/sysdeps
parent472022708ee08ac559dde540891eb2f8c2a9afcf (diff)
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Update.
2003-02-14 Steven Munroe <sjmunroe@us.ibm.com> * sysdeps/unix/sysv/linux/powerpc/powerpc64/vfork.S (__vfork): Check pthread_create existance, not __pthread_fork.
Diffstat (limited to 'linuxthreads/sysdeps')
-rw-r--r--linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/vfork.S48
1 files changed, 39 insertions, 9 deletions
diff --git a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/vfork.S b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/vfork.S
index 8b2f806f93..0229a9a75c 100644
--- a/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/vfork.S
+++ b/linuxthreads/sysdeps/unix/sysv/linux/powerpc/powerpc64/vfork.S
@@ -25,23 +25,46 @@
The calling process is suspended until the new process exits or is
replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
and the process ID of the new process to the old process. */
+
+ .section ".toc","aw"
+.LC0:
+ .tc __libc_pthread_functions[TC],__libc_pthread_functions
+ .section ".text"
+ .align 2
ENTRY (__vfork)
#ifdef __NR_vfork
-
- SINGLE_THREAD_P
- bne- HIDDEN_JUMPTARGET(__fork)
+
+# ifdef SHARED
+ ld 10,.LC0@toc(2)
+ ld 10,0(10)
+ cmpwi 10,0
+ bne- HIDDEN_JUMPTARGET(__fork)
+# else
+ .weak pthread_create
+ lis 10,pthread_create@highest
+ ori 10,10,pthread_create@higher
+ sldi 10,10,32
+ oris 10,10,pthread_create@h
+ ori 10,10,pthread_create@l
+ cmpwi 10,0
+ bne- .Lhidden_fork
+# endif
DO_CALL (SYS_ify (vfork));
-
+
# ifdef __ASSUME_VFORK_SYSCALL
- PSEUDO_RET
+ PSEUDO_RET
# else
- bnslr+
- /* Check if vfork syscall is known at all. */
- cmpdi r3,ENOSYS
- bne JUMPTARGET(__syscall_error)
+ bnslr+
+ /* Check if vfork syscall is known at all. */
+ cmpdi r3,ENOSYS
+# ifdef SHARED
+ bne JUMPTARGET(__syscall_error)
+# else
+ bne- .Lsyscall_error
+# endif
# endif
#endif
@@ -53,6 +76,13 @@ ENTRY (__vfork)
PSEUDO_RET
#endif
+# ifndef SHARED
+.Lhidden_fork:
+ b HIDDEN_JUMPTARGET(__fork)
+.Lsyscall_error:
+ b JUMPTARGET(__syscall_error)
+# endif
+
PSEUDO_END (__vfork)
libc_hidden_def (__vfork)