mirror of
https://sourceware.org/git/glibc.git
synced 2025-05-25 17:02:34 +03:00
574b892ef1
2003-01-14 Guido Guenther <agx@sigxcpu.org> * sysdeps/unix/sysv/linux/mips/sysdep.h (INTERNAL_SYSCALL, INTERNAL_SYSCALL_DECL, INTERNAL_SYSCALL_ERRNO, INTERNAL_SYSCALL_ERROR_P, INLINE_SYSCALL): Define. 2003-01-14 Steven Munroe <sjmunroe@us.ibm.com> * sysdeps/unix/sysv/linux/powerpc/powerpc64/sysdep.h (INTERNAL_SYSCALL): Make use of ERR parameter. (INTERNAL_SYSCALL_DECL, INTERNAL_SYSCALL_ERRNO, INTERNAL_SYSCALL_ERROR_P): Adjust accordingly. (INLINE_SYSCALL): Make use of INTERNAL_SYSCALL. * sysdeps/unix/sysv/linux/powerpc/powerpc64/vfork.S: New file. Patch by Denis Zaitsev <zzz@cd-club.ru>. that %eax is modified. Reported by Denis Zaitsev <zzz@cd-club.ru>.
47 lines
1.3 KiB
ArmAsm
47 lines
1.3 KiB
ArmAsm
/* Copyright (C) 2003 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
Contributed by Jakub Jelinek <jakub@redhat.com>, 2003.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, write to the Free
|
|
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
|
|
02111-1307 USA. */
|
|
|
|
#include <sysdep-cancel.h>
|
|
|
|
.text
|
|
ENTRY(__vfork)
|
|
ld [%g6 + MULTIPLE_THREADS_OFFSET], %o0
|
|
cmp %o0, 0
|
|
#ifdef SHARED
|
|
bne HIDDEN_JUMPTARGET(__fork)
|
|
#else
|
|
bne 1f
|
|
#endif
|
|
mov __NR_vfork, %g1
|
|
ta 0x10;
|
|
bcs __syscall_error_handler
|
|
nop
|
|
sub %o1, 1, %o1
|
|
retl
|
|
and %o0, %o1, %o0
|
|
#ifndef SHARED
|
|
1: mov %o7, %g1
|
|
call HIDDEN_JUMPTARGET(__fork)
|
|
mov %g1, %o7
|
|
#endif
|
|
SYSCALL_ERROR_HANDLER
|
|
PSEUDO_END (__vfork)
|
|
libc_hidden_def (__vfork)
|
|
weak_alias (__vfork, vfork)
|