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author | David Holsgrove <david.holsgrove@xilinx.com> | 2014-02-17 11:08:21 +1000 |
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committer | David Holsgrove <david.holsgrove@xilinx.com> | 2014-02-17 11:08:21 +1000 |
commit | ef114eafbff80525d079d7d6fadd69a58eb8dcc3 (patch) | |
tree | e643e00a609e9a6cda5ae90e2eb499cb992dd91b /sysdeps/unix/sysv/linux/microblaze/nptl/vfork.S | |
parent | ab7ac0f2cf8731fe4c3f3aea6088a7c0127b5725 (diff) | |
download | glibc-ef114eafbff80525d079d7d6fadd69a58eb8dcc3.tar.gz glibc-ef114eafbff80525d079d7d6fadd69a58eb8dcc3.tar.xz glibc-ef114eafbff80525d079d7d6fadd69a58eb8dcc3.zip |
[MicroBlaze]: Move MicroBlaze from ports to sysdeps.
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>
Diffstat (limited to 'sysdeps/unix/sysv/linux/microblaze/nptl/vfork.S')
-rw-r--r-- | sysdeps/unix/sysv/linux/microblaze/nptl/vfork.S | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/microblaze/nptl/vfork.S b/sysdeps/unix/sysv/linux/microblaze/nptl/vfork.S new file mode 100644 index 0000000000..6b7b81de4a --- /dev/null +++ b/sysdeps/unix/sysv/linux/microblaze/nptl/vfork.S @@ -0,0 +1,46 @@ +/* Copyright (C) 2005-2014 Free Software Foundation, Inc. + + This file is part of the GNU C Library. + + 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, see + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> +#define _ERRNO_H 1 +#include <bits/errno.h> +#include <kernel-features.h> +#include <tcb-offsets.h> + +/* Clone the calling process, but without copying the whole address space. + 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. */ + +ENTRY (__vfork) + +#ifdef __NR_vfork + DO_CALL (vfork, 0) +#else + DO_CALL (fork, 0) +#endif + addik r12,r0,-4095 + cmpu r12,r12,r3 + bgei r12,SYSCALL_ERROR_LABEL + rtsd r15,8 + nop + +PSEUDO_END (__vfork) +libc_hidden_def (__vfork) + +weak_alias (__vfork, vfork) |