1/* 2 * Copyright (c) 2003-2012 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 29#ifndef __I386_MCONTEXT_H_ 30#define __I386_MCONTEXT_H_ 31 32#include <sys/appleapiopts.h> 33#include <mach/i386/_structs.h> 34 35#ifndef _STRUCT_MCONTEXT32 36#if __DARWIN_UNIX03 37#define _STRUCT_MCONTEXT32 struct __darwin_mcontext32 38_STRUCT_MCONTEXT32 39{ 40 _STRUCT_X86_EXCEPTION_STATE32 __es; 41 _STRUCT_X86_THREAD_STATE32 __ss; 42 _STRUCT_X86_FLOAT_STATE32 __fs; 43}; 44 45#define _STRUCT_MCONTEXT_AVX32 struct __darwin_mcontext_avx32 46_STRUCT_MCONTEXT_AVX32 47{ 48 _STRUCT_X86_EXCEPTION_STATE32 __es; 49 _STRUCT_X86_THREAD_STATE32 __ss; 50 _STRUCT_X86_AVX_STATE32 __fs; 51}; 52 53#else /* !__DARWIN_UNIX03 */ 54#define _STRUCT_MCONTEXT32 struct mcontext32 55_STRUCT_MCONTEXT32 56{ 57 _STRUCT_X86_EXCEPTION_STATE32 es; 58 _STRUCT_X86_THREAD_STATE32 ss; 59 _STRUCT_X86_FLOAT_STATE32 fs; 60}; 61 62#define _STRUCT_MCONTEXT_AVX32 struct mcontext_avx32 63_STRUCT_MCONTEXT_AVX32 64{ 65 _STRUCT_X86_EXCEPTION_STATE32 es; 66 _STRUCT_X86_THREAD_STATE32 ss; 67 _STRUCT_X86_AVX_STATE32 fs; 68}; 69 70#endif /* __DARWIN_UNIX03 */ 71#endif /* _STRUCT_MCONTEXT32 */ 72 73#ifndef _STRUCT_MCONTEXT64 74#if __DARWIN_UNIX03 75#define _STRUCT_MCONTEXT64 struct __darwin_mcontext64 76_STRUCT_MCONTEXT64 77{ 78 _STRUCT_X86_EXCEPTION_STATE64 __es; 79 _STRUCT_X86_THREAD_STATE64 __ss; 80 _STRUCT_X86_FLOAT_STATE64 __fs; 81}; 82 83#define _STRUCT_MCONTEXT_AVX64 struct __darwin_mcontext_avx64 84_STRUCT_MCONTEXT_AVX64 85{ 86 _STRUCT_X86_EXCEPTION_STATE64 __es; 87 _STRUCT_X86_THREAD_STATE64 __ss; 88 _STRUCT_X86_AVX_STATE64 __fs; 89}; 90 91#else /* !__DARWIN_UNIX03 */ 92#define _STRUCT_MCONTEXT64 struct mcontext64 93_STRUCT_MCONTEXT64 94{ 95 _STRUCT_X86_EXCEPTION_STATE64 es; 96 _STRUCT_X86_THREAD_STATE64 ss; 97 _STRUCT_X86_FLOAT_STATE64 fs; 98}; 99 100#define _STRUCT_MCONTEXT_AVX64 struct mcontext_avx64 101_STRUCT_MCONTEXT_AVX64 102{ 103 _STRUCT_X86_EXCEPTION_STATE64 es; 104 _STRUCT_X86_THREAD_STATE64 ss; 105 _STRUCT_X86_AVX_STATE64 fs; 106}; 107 108#endif /* __DARWIN_UNIX03 */ 109#endif /* _STRUCT_MCONTEXT64 */ 110 111 112#ifndef _MCONTEXT_T 113#define _MCONTEXT_T 114#if defined(__LP64__) 115typedef _STRUCT_MCONTEXT64 *mcontext_t; 116#define _STRUCT_MCONTEXT _STRUCT_MCONTEXT64 117#else 118typedef _STRUCT_MCONTEXT32 *mcontext_t; 119#define _STRUCT_MCONTEXT _STRUCT_MCONTEXT32 120#endif 121#endif /* _MCONTEXT_T */ 122 123 124#if !defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE) 125#ifndef I386_MCONTEXT_SIZE 126#define I386_MCONTEXT_SIZE sizeof(struct mcontext) 127#endif /* I386_MCONTEXT_SIZE */ 128#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */ 129 130#endif /* __I386_MCONTEXT_H_ */ 131