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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 | */ | |
37 | LABEL(___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 | */ | |
50 | LABEL(___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 |