github.com/prattmic/llgo-embedded@v0.0.0-20150820070356-41cfecea0e1e/third_party/gofrontend/libffi/src/x86/ffitarget.h (about) 1 /* -----------------------------------------------------------------*-C-*- 2 ffitarget.h - Copyright (c) 2012, 2014 Anthony Green 3 Copyright (c) 1996-2003, 2010 Red Hat, Inc. 4 Copyright (C) 2008 Free Software Foundation, Inc. 5 6 Target configuration macros for x86 and x86-64. 7 8 Permission is hereby granted, free of charge, to any person obtaining 9 a copy of this software and associated documentation files (the 10 ``Software''), to deal in the Software without restriction, including 11 without limitation the rights to use, copy, modify, merge, publish, 12 distribute, sublicense, and/or sell copies of the Software, and to 13 permit persons to whom the Software is furnished to do so, subject to 14 the following conditions: 15 16 The above copyright notice and this permission notice shall be included 17 in all copies or substantial portions of the Software. 18 19 THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, 20 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 21 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 22 NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT 23 HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, 24 WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 25 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 26 DEALINGS IN THE SOFTWARE. 27 28 ----------------------------------------------------------------------- */ 29 30 #ifndef LIBFFI_TARGET_H 31 #define LIBFFI_TARGET_H 32 33 #ifndef LIBFFI_H 34 #error "Please do not include ffitarget.h directly into your source. Use ffi.h instead." 35 #endif 36 37 /* ---- System specific configurations ----------------------------------- */ 38 39 /* For code common to all platforms on x86 and x86_64. */ 40 #define X86_ANY 41 42 #if defined (X86_64) && defined (__i386__) 43 #undef X86_64 44 #define X86 45 #endif 46 47 #ifdef X86_WIN64 48 #define FFI_SIZEOF_ARG 8 49 #define USE_BUILTIN_FFS 0 /* not yet implemented in mingw-64 */ 50 #endif 51 52 #define FFI_TARGET_SPECIFIC_STACK_SPACE_ALLOCATION 53 #ifndef _MSC_VER 54 #define FFI_TARGET_HAS_COMPLEX_TYPE 55 #endif 56 57 /* ---- Generic type definitions ----------------------------------------- */ 58 59 #ifndef LIBFFI_ASM 60 #ifdef X86_WIN64 61 #ifdef _MSC_VER 62 typedef unsigned __int64 ffi_arg; 63 typedef __int64 ffi_sarg; 64 #else 65 typedef unsigned long long ffi_arg; 66 typedef long long ffi_sarg; 67 #endif 68 #else 69 #if defined __x86_64__ && defined __ILP32__ 70 #define FFI_SIZEOF_ARG 8 71 #define FFI_SIZEOF_JAVA_RAW 4 72 typedef unsigned long long ffi_arg; 73 typedef long long ffi_sarg; 74 #else 75 typedef unsigned long ffi_arg; 76 typedef signed long ffi_sarg; 77 #endif 78 #endif 79 80 typedef enum ffi_abi { 81 #if defined(X86_WIN64) 82 FFI_FIRST_ABI = 0, 83 FFI_WIN64, 84 FFI_LAST_ABI, 85 FFI_DEFAULT_ABI = FFI_WIN64 86 87 #elif defined(X86_64) || (defined (__x86_64__) && defined (X86_DARWIN)) 88 FFI_FIRST_ABI = 1, 89 FFI_UNIX64, 90 FFI_LAST_ABI, 91 FFI_DEFAULT_ABI = FFI_UNIX64 92 93 #elif defined(X86_WIN32) 94 FFI_FIRST_ABI = 0, 95 FFI_SYSV = 1, 96 FFI_STDCALL = 2, 97 FFI_THISCALL = 3, 98 FFI_FASTCALL = 4, 99 FFI_MS_CDECL = 5, 100 FFI_PASCAL = 6, 101 FFI_REGISTER = 7, 102 FFI_LAST_ABI, 103 FFI_DEFAULT_ABI = FFI_MS_CDECL 104 #else 105 FFI_FIRST_ABI = 0, 106 FFI_SYSV = 1, 107 FFI_THISCALL = 3, 108 FFI_FASTCALL = 4, 109 FFI_STDCALL = 5, 110 FFI_PASCAL = 6, 111 FFI_REGISTER = 7, 112 FFI_MS_CDECL = 8, 113 FFI_LAST_ABI, 114 FFI_DEFAULT_ABI = FFI_SYSV 115 #endif 116 } ffi_abi; 117 #endif 118 119 /* ---- Definitions for closures ----------------------------------------- */ 120 121 #define FFI_CLOSURES 1 122 #define FFI_GO_CLOSURES 1 123 124 #define FFI_TYPE_SMALL_STRUCT_1B (FFI_TYPE_LAST + 1) 125 #define FFI_TYPE_SMALL_STRUCT_2B (FFI_TYPE_LAST + 2) 126 #define FFI_TYPE_SMALL_STRUCT_4B (FFI_TYPE_LAST + 3) 127 #define FFI_TYPE_MS_STRUCT (FFI_TYPE_LAST + 4) 128 129 #if defined (X86_64) || defined(X86_WIN64) \ 130 || (defined (__x86_64__) && defined (X86_DARWIN)) 131 # define FFI_TRAMPOLINE_SIZE 24 132 # define FFI_NATIVE_RAW_API 0 133 #else 134 # define FFI_TRAMPOLINE_SIZE 12 135 # define FFI_NATIVE_RAW_API 1 /* x86 has native raw api support */ 136 #endif 137 138 #endif 139