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2003-01-09  Jakub Jelinek  <jakub@redhat.com>

	* posix/test-vfork.c (noop): Add __attribute_noinline__.
	* sysdeps/generic/sysdep.h (JUMPTARGET): Define if not defined.
	* sysdeps/i386/sysdep.h (JUMPTARGET): Undefine JUMPTARGET before
	defining it.
	* sysdeps/powerpc/powerpc32/sysdep.h (JUMPTARGET): Likewise.
	* sysdeps/powerpc/powerpc64/sysdep.h (JUMPTARGET): Likewise.
	* sysdeps/s390/s390-32/sysdep.h (JUMPTARGET): Likewise.
	* sysdeps/s390/s390-64/sysdep.h (JUMPTARGET): Likewise.
	* sysdeps/x86_64/sysdep.h (JUMPTARGET): Likewise.
This commit is contained in:
Ulrich Drepper
2003-01-09 20:30:21 +00:00
parent 8f6a393ea5
commit 29d9a17dba
18 changed files with 377 additions and 10 deletions
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linuxthreads/sysdeps/unix/sysv/linux/sparc/sparc32/vfork.S
+37
View File
@@ -0,0 +1,37 @@
/* 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
bne HIDDEN_JUMPTARGET(__fork)
mov __NR_vfork, %g1
ta 0x10;
bcs __syscall_error_handler
nop
sub %o1, 1, %o1
retl
and %o0, %o1, %o0
SYSCALL_ERROR_HANDLER
PSEUDO_END (__vfork)
libc_hidden_def (__vfork)
weak_alias (__vfork, vfork)