bsd/arm/_mcontext.h

   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 __ARM_MCONTEXT_H_
  30 #define __ARM_MCONTEXT_H_
  31
  32 #include <sys/cdefs.h> /* __DARWIN_UNIX03 */
  33 #include <sys/appleapiopts.h>
  34 #include <mach/machine/_structs.h>
  35
  36 #ifndef _STRUCT_MCONTEXT32
  37 #if __DARWIN_UNIX03
  38 #define _STRUCT_MCONTEXT32        struct __darwin_mcontext32
  39 _STRUCT_MCONTEXT32
  40 {
  41         _STRUCT_ARM_EXCEPTION_STATE     __es;
  42         _STRUCT_ARM_THREAD_STATE        __ss;
  43         _STRUCT_ARM_VFP_STATE           __fs;
  44 };
  45
  46 #else /* !__DARWIN_UNIX03 */
  47 #define _STRUCT_MCONTEXT32        struct mcontext32
  48 _STRUCT_MCONTEXT32
  49 {
  50         _STRUCT_ARM_EXCEPTION_STATE     es;
  51         _STRUCT_ARM_THREAD_STATE        ss;
  52         _STRUCT_ARM_VFP_STATE           fs;
  53 };
  54
  55 #endif /* __DARWIN_UNIX03 */
  56 #endif /* _STRUCT_MCONTEXT32 */
  57
  58
  59 #ifndef _STRUCT_MCONTEXT64
  60 #if __DARWIN_UNIX03
  61 #define _STRUCT_MCONTEXT64      struct __darwin_mcontext64
  62 _STRUCT_MCONTEXT64
  63 {
  64         _STRUCT_ARM_EXCEPTION_STATE64   __es;
  65         _STRUCT_ARM_THREAD_STATE64      __ss;
  66         _STRUCT_ARM_NEON_STATE64        __ns;
  67 };
  68
  69 #else /* !__DARWIN_UNIX03 */
  70 #define _STRUCT_MCONTEXT64      struct mcontext64
  71 _STRUCT_MCONTEXT64
  72 {
  73         _STRUCT_ARM_EXCEPTION_STATE64   es;
  74         _STRUCT_ARM_THREAD_STATE64      ss;
  75         _STRUCT_ARM_NEON_STATE64        ns;
  76 };
  77 #endif /* __DARWIN_UNIX03 */
  78 #endif /* _STRUCT_MCONTEXT32 */
  79
  80 #ifndef _MCONTEXT_T
  81 #define _MCONTEXT_T
  82 #if defined(__arm64__)
  83 typedef _STRUCT_MCONTEXT64      *mcontext_t;
  84 #define _STRUCT_MCONTEXT _STRUCT_MCONTEXT64
  85 #else
  86 typedef _STRUCT_MCONTEXT32      *mcontext_t;
  87 #define _STRUCT_MCONTEXT        _STRUCT_MCONTEXT32
  88 #endif
  89 #endif /* _MCONTEXT_T */
  90
  91 #endif /* __ARM_MCONTEXT_H_ */