1/*
2 * Copyright (c) 2004 Apple Computer, 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
29#include <sys/appleapiopts.h>
30
31#ifdef __need_mcontext_t
32#ifndef __need_struct_mcontext
33#define __need_struct_mcontext
34#endif /* __need_struct_mcontext */
35#endif /* __need_mcontext_t */
36
37#if defined(__need_struct_mcontext)
38#include <mach/i386/_structs.h>
39#endif /* __need_struct_mcontext */
40
41
42#ifdef __need_struct_mcontext
43#undef __need_struct_mcontext
44
45#ifndef _STRUCT_MCONTEXT32
46#if __DARWIN_UNIX03
47#define	_STRUCT_MCONTEXT32	struct __darwin_mcontext32
48_STRUCT_MCONTEXT32
49{
50	_STRUCT_X86_EXCEPTION_STATE32	__es;
51	_STRUCT_X86_THREAD_STATE32	__ss;
52	_STRUCT_X86_FLOAT_STATE32	__fs;
53};
54
55#define	_STRUCT_MCONTEXT_AVX32	struct __darwin_mcontext_avx32
56_STRUCT_MCONTEXT_AVX32
57{
58	_STRUCT_X86_EXCEPTION_STATE32	__es;
59	_STRUCT_X86_THREAD_STATE32	__ss;
60	_STRUCT_X86_AVX_STATE32		__fs;
61};
62
63#else /* !__DARWIN_UNIX03 */
64#define	_STRUCT_MCONTEXT32	struct mcontext32
65_STRUCT_MCONTEXT32
66{
67	_STRUCT_X86_EXCEPTION_STATE32	es;
68	_STRUCT_X86_THREAD_STATE32	ss;
69	_STRUCT_X86_FLOAT_STATE32	fs;
70};
71
72#define	_STRUCT_MCONTEXT_AVX32	struct mcontext_avx32
73_STRUCT_MCONTEXT_AVX32
74{
75	_STRUCT_X86_EXCEPTION_STATE32	es;
76	_STRUCT_X86_THREAD_STATE32	ss;
77	_STRUCT_X86_AVX_STATE32		fs;
78};
79
80#endif /* __DARWIN_UNIX03 */
81#endif /* _STRUCT_MCONTEXT32 */
82
83#ifndef _STRUCT_MCONTEXT64
84#if __DARWIN_UNIX03
85#define	_STRUCT_MCONTEXT64	struct __darwin_mcontext64
86_STRUCT_MCONTEXT64
87{
88	_STRUCT_X86_EXCEPTION_STATE64	__es;
89	_STRUCT_X86_THREAD_STATE64	__ss;
90	_STRUCT_X86_FLOAT_STATE64	__fs;
91};
92
93#define	_STRUCT_MCONTEXT_AVX64	struct __darwin_mcontext_avx64
94_STRUCT_MCONTEXT_AVX64
95{
96	_STRUCT_X86_EXCEPTION_STATE64	__es;
97	_STRUCT_X86_THREAD_STATE64	__ss;
98	_STRUCT_X86_AVX_STATE64		__fs;
99};
100
101#else /* !__DARWIN_UNIX03 */
102#define	_STRUCT_MCONTEXT64	struct mcontext64
103_STRUCT_MCONTEXT64
104{
105	_STRUCT_X86_EXCEPTION_STATE64	es;
106	_STRUCT_X86_THREAD_STATE64	ss;
107	_STRUCT_X86_FLOAT_STATE64	fs;
108};
109
110#define	_STRUCT_MCONTEXT_AVX64	struct mcontext_avx64
111_STRUCT_MCONTEXT_AVX64
112{
113	_STRUCT_X86_EXCEPTION_STATE64	es;
114	_STRUCT_X86_THREAD_STATE64	ss;
115	_STRUCT_X86_AVX_STATE64		fs;
116};
117
118#endif /* __DARWIN_UNIX03 */
119#endif /* _STRUCT_MCONTEXT64 */
120#endif /* __need_struct_mcontext */
121
122#ifdef __need_mcontext_t
123#undef __need_mcontext_t
124#ifndef _MCONTEXT_T
125#define _MCONTEXT_T
126#if defined(__LP64__)
127typedef _STRUCT_MCONTEXT64	*mcontext_t;
128#define _STRUCT_MCONTEXT _STRUCT_MCONTEXT64
129#else
130typedef _STRUCT_MCONTEXT32	*mcontext_t;
131#define _STRUCT_MCONTEXT	_STRUCT_MCONTEXT32
132#endif
133#endif /* _MCONTEXT_T */
134#endif /* __need_mcontext_t */
135
136#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)
137#ifndef I386_MCONTEXT_SIZE
138#define I386_MCONTEXT_SIZE	sizeof(struct mcontext)
139#endif /* I386_MCONTEXT_SIZE */
140#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
141
142