1/*-
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * William Jolitz.
7 *
8 * Redistribution and use in source and binary forms, with or without
--- 20 unchanged lines hidden (view full) ---
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#if defined(SYSLIBC_SCCS) && !defined(lint)
34 .asciz "@(#)Ovfork.s 5.1 (Berkeley) 4/23/90"
35#endif /* SYSLIBC_SCCS and not lint */
36#include <machine/asm.h>
37__FBSDID("$FreeBSD: head/lib/libc/amd64/sys/vfork.S 258447 2013-11-21 21:25:58Z andreast $");
38
39#include "SYS.h"
40
41 WEAK_REFERENCE(__sys_vfork, _vfork)
42 WEAK_REFERENCE(__sys_vfork, vfork)
43ENTRY(__sys_vfork)
44 popq %rsi /* fetch return address (%rsi preserved) */
45 mov $SYS_vfork,%rax
46 KERNCALL
47 jb 1f
48 jmp *%rsi
491:
50 pushq %rsi
51 jmp HIDENAME(cerror)
52END(__sys_vfork)
53
54 .section .note.GNU-stack,"",%progbits
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * William Jolitz.
7 *
8 * Redistribution and use in source and binary forms, with or without
--- 20 unchanged lines hidden (view full) ---
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33#if defined(SYSLIBC_SCCS) && !defined(lint)
34 .asciz "@(#)Ovfork.s 5.1 (Berkeley) 4/23/90"
35#endif /* SYSLIBC_SCCS and not lint */
36#include <machine/asm.h>
37__FBSDID("$FreeBSD: head/lib/libc/amd64/sys/vfork.S 258447 2013-11-21 21:25:58Z andreast $");
38
39#include "SYS.h"
40
41 WEAK_REFERENCE(__sys_vfork, _vfork)
42 WEAK_REFERENCE(__sys_vfork, vfork)
43ENTRY(__sys_vfork)
44 popq %rsi /* fetch return address (%rsi preserved) */
45 mov $SYS_vfork,%rax
46 KERNCALL
47 jb 1f
48 jmp *%rsi
491:
50 pushq %rsi
51 jmp HIDENAME(cerror)
52END(__sys_vfork)
53
54 .section .note.GNU-stack,"",%progbits