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ef114eafbf
2014-02-17 David Holsgrove <david.holsgrove@xilinx.com> * sysdeps/microblaze: Move directory from ports/sysdeps/microblaze. * sysdeps/unix/sysv/linux/microblaze: Move directory from ports/sysdeps/unix/sysv/linux/microblaze. * README: Add missing listing for microblaze*-*-linux-gnu. Signed-off-by: David Holsgrove <david.holsgrove@xilinx.com>
47 lines
1.4 KiB
ArmAsm
47 lines
1.4 KiB
ArmAsm
/* Copyright (C) 2005-2014 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public License as
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published by the Free Software Foundation; either version 2.1 of the
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License, or (at your option) any later version.
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, see
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<http://www.gnu.org/licenses/>. */
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#include <sysdep.h>
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#define _ERRNO_H 1
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#include <bits/errno.h>
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#include <kernel-features.h>
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#include <tcb-offsets.h>
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/* Clone the calling process, but without copying the whole address space.
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The calling process is suspended until the new process exits or is
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replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
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and the process ID of the new process to the old process. */
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ENTRY (__vfork)
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#ifdef __NR_vfork
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DO_CALL (vfork, 0)
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#else
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DO_CALL (fork, 0)
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#endif
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addik r12,r0,-4095
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cmpu r12,r12,r3
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bgei r12,SYSCALL_ERROR_LABEL
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rtsd r15,8
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nop
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PSEUDO_END (__vfork)
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libc_hidden_def (__vfork)
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weak_alias (__vfork, vfork)
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