1/*
2 * Copyright (c) 1999-2007 Apple Inc. All rights reserved.
3 *
4 * @APPLE_OSREFERENCE_LICENSE_HEADER_START@
5 *
6 * This file contains Original Code and/or Modifications of Original Code
7 * as defined in and that are subject to the Apple Public Source License
8 * Version 2.0 (the 'License'). You may not use this file except in
9 * compliance with the License. The rights granted to you under the License
10 * may not be used to create, or enable the creation or redistribution of,
11 * unlawful or unlicensed copies of an Apple operating system, or to
12 * circumvent, violate, or enable the circumvention or violation of, any
13 * terms of an Apple operating system software license agreement.
14 *
15 * Please obtain a copy of the License at
16 * http://www.opensource.apple.com/apsl/ and read it before using this file.
17 *
18 * The Original Code and all software distributed under the License are
19 * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
20 * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
21 * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
22 * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
23 * Please see the License for the specific language governing rights and
24 * limitations under the License.
25 *
26 * @APPLE_OSREFERENCE_LICENSE_HEADER_END@
27 */
28/* Copyright 1998 Apple Computer, Inc. */
29
30#include "SYS.h"
31
32#if defined(__i386__)
33
34/*
35 *	This syscall is special cased: the timeval is returned in eax/edx.
36 */
37LABEL(___gettimeofday)
38    UNIX_SYSCALL_INT_NONAME(gettimeofday,0)
39	mov		4(%esp),%ecx
40	mov		%eax,(%ecx)
41	mov		%edx,4(%ecx)
42	xor		%eax,%eax
43	ret
44
45#elif defined(__x86_64__)
46
47/*
48 *	This syscall is special cased: the timeval is returned in rax:rdx.
49 */
50LABEL(___gettimeofday)
51    UNIX_SYSCALL_NONAME(gettimeofday,0,cerror_nocancel)
52    movq	%rax, (%rdi)
53    movl	%edx, 8(%rdi)
54    xorl	%eax, %eax
55    ret
56
57#else
58#error Unsupported architecture
59#endif
60