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-rw-r--r--libpthread/nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S67
1 files changed, 0 insertions, 67 deletions
diff --git a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S b/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S
deleted file mode 100644
index 5bba782df..000000000
--- a/libpthread/nptl/sysdeps/unix/sysv/linux/i386/pt-vfork.S
+++ /dev/null
@@ -1,67 +0,0 @@
-/* Copyright (C) 1999, 2002, 2004 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
- Contributed by Andreas Schwab <schwab@gnu.org>.
-
- 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 <bits/kernel-features.h>
-#include <tcb-offsets.h>
-
-/* Save the PID value. */
-#define SAVE_PID \
- movl %gs:PID, %edx; \
- movl %edx, %eax; \
- negl %eax; \
- movl %eax, %gs:PID
-
-/* Restore the old PID value in the parent. */
-#define RESTORE_PID \
- testl %eax, %eax; \
- je 1f; \
- movl %edx, %gs:PID; \
-1:
-
-/* 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)
- /* Pop the return PC value into ECX. */
- popl %ecx
-
- SAVE_PID
-
- /* Stuff the syscall number in EAX and enter into the kernel. */
- movl $SYS_ify (vfork), %eax
- int $0x80
-
- RESTORE_PID
-
- /* Jump to the return PC. Don't jump directly since this
- disturbs the branch target cache. Instead push the return
- address back on the stack. */
- pushl %ecx
-
- cmpl $-4095, %eax
- jae SYSCALL_ERROR_LABEL /* Branch forward if it failed. */
-L(pseudo_end):
- ret
-PSEUDO_END (__vfork)
-
-weak_alias (__vfork, vfork)