1 | /* -----------------------------------------------------------------*-C-*- |
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2 | ffitarget.h - Copyright (c) 1996-2003 Red Hat, Inc. |
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3 | #if (defined(__ppc__) || defined(__ppc64__)) |
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4 | Copyright (C) 2007, 2008 Free Software Foundation, Inc |
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5 | Target configuration macros for PowerPC. |
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6 | #else /* ! __ppc__ && ! __ppc64__ */ |
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7 | Copyright (C) 2008 Free Software Foundation, Inc. |
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8 | |
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9 | Target configuration macros for x86 and x86-64. |
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10 | #endif /* __ppc__ || __ppc64__ */ |
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11 | |
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12 | Permission is hereby granted, free of charge, to any person obtaining |
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13 | a copy of this software and associated documentation files (the |
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14 | ``Software''), to deal in the Software without restriction, including |
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15 | without limitation the rights to use, copy, modify, merge, publish, |
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16 | distribute, sublicense, and/or sell copies of the Software, and to |
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17 | permit persons to whom the Software is furnished to do so, subject to |
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18 | the following conditions: |
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19 | |
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20 | The above copyright notice and this permission notice shall be included |
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21 | in all copies or substantial portions of the Software. |
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22 | |
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23 | THE SOFTWARE IS PROVIDED ``AS IS'', WITHOUT WARRANTY OF ANY KIND, |
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24 | EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
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25 | MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND |
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26 | NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT |
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27 | HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
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28 | WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
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29 | OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER |
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30 | DEALINGS IN THE SOFTWARE. |
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31 | |
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32 | ----------------------------------------------------------------------- */ |
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33 | |
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34 | #ifndef LIBFFI_TARGET_H |
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35 | #define LIBFFI_TARGET_H |
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36 | |
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37 | /* ---- System specific configurations ----------------------------------- */ |
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38 | |
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39 | #if (defined(__ppc__) || defined(__ppc64__)) |
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40 | #if defined (POWERPC) && defined (__powerpc64__) /* linux64 */ |
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41 | #define POWERPC64 |
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42 | #elif defined (POWERPC_DARWIN) && defined (__ppc64__) /* Darwin */ |
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43 | #define POWERPC64 |
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44 | #elif defined (POWERPC_AIX) && defined (__64BIT__) /* AIX64 */ |
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45 | #define POWERPC64 |
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46 | #else /* ! __ppc__ && ! __ppc64__ */ |
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47 | #if defined (X86_64) && defined (__i386__) |
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48 | #undef X86_64 |
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49 | #define X86 |
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50 | #endif |
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51 | |
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52 | #ifdef X86_WIN64 |
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53 | #define FFI_SIZEOF_ARG 8 |
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54 | #define USE_BUILTIN_FFS 0 // not yet implemented in mingw-64 |
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55 | #endif /* __ppc__ || __ppc64__ */ |
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56 | #endif |
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57 | |
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58 | #if defined (__i386__) || defined(__x86_64__) |
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59 | /* ---- Generic type definitions ----------------------------------------- */ |
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60 | |
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61 | #endif /* __i386__ || __x86_64__ */ |
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62 | #ifndef LIBFFI_ASM |
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63 | #if defined (__i386__) || defined(__x86_64__) |
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64 | #ifdef X86_WIN64 |
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65 | #ifdef _MSC_VER |
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66 | typedef unsigned __int64 ffi_arg; |
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67 | typedef __int64 ffi_sarg; |
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68 | #else |
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69 | typedef unsigned long long ffi_arg; |
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70 | typedef long long ffi_sarg; |
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71 | #endif |
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72 | #else |
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73 | #endif /* __i386__ || __x86_64__ */ |
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74 | typedef unsigned long ffi_arg; |
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75 | typedef signed long ffi_sarg; |
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76 | #if defined (__i386__) || defined(__x86_64__) |
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77 | #endif |
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78 | #endif /* __i386__ || __x86_64__ */ |
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79 | |
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80 | typedef enum ffi_abi { |
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81 | FFI_FIRST_ABI = 0, |
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82 | |
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83 | #if (defined(__ppc__) || defined(__ppc64__)) |
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84 | #ifdef POWERPC |
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85 | #else /* ! __ppc__ && ! __ppc64__ */ |
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86 | /* ---- Intel x86 Win32 ---------- */ |
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87 | #ifdef X86_WIN32 |
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88 | #endif /* __ppc__ || __ppc64__ */ |
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89 | FFI_SYSV, |
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90 | #if (defined(__ppc__) || defined(__ppc64__)) |
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91 | FFI_GCC_SYSV, |
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92 | FFI_LINUX64, |
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93 | FFI_LINUX, |
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94 | FFI_LINUX_SOFT_FLOAT, |
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95 | # ifdef POWERPC64 |
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96 | FFI_DEFAULT_ABI = FFI_LINUX64, |
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97 | # else |
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98 | # if (!defined(__NO_FPRS__) && (__LDBL_MANT_DIG__ == 106)) |
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99 | FFI_DEFAULT_ABI = FFI_LINUX, |
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100 | # else |
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101 | # ifdef __NO_FPRS__ |
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102 | FFI_DEFAULT_ABI = FFI_LINUX_SOFT_FLOAT, |
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103 | # else |
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104 | FFI_DEFAULT_ABI = FFI_GCC_SYSV, |
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105 | # endif |
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106 | # endif |
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107 | # endif |
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108 | #endif |
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109 | |
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110 | #ifdef POWERPC_AIX |
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111 | FFI_AIX, |
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112 | FFI_DARWIN, |
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113 | FFI_DEFAULT_ABI = FFI_AIX, |
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114 | #else /* ! __ppc__ && ! __ppc64__ */ |
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115 | FFI_STDCALL, |
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116 | /* TODO: Add fastcall support for the sake of completeness */ |
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117 | FFI_DEFAULT_ABI = FFI_SYSV, |
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118 | #endif /* __ppc__ || __ppc64__ */ |
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119 | #endif |
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120 | |
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121 | #if (defined(__ppc__) || defined(__ppc64__)) |
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122 | #ifdef POWERPC_DARWIN |
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123 | FFI_AIX, |
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124 | FFI_DARWIN, |
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125 | FFI_DEFAULT_ABI = FFI_DARWIN, |
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126 | #endif |
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127 | #else /* ! __ppc__ && ! __ppc64__ */ |
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128 | #ifdef X86_WIN64 |
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129 | FFI_WIN64, |
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130 | FFI_DEFAULT_ABI = FFI_WIN64, |
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131 | #else |
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132 | #endif /* __ppc__ || __ppc64__ */ |
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133 | |
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134 | #if (defined(__ppc__) || defined(__ppc64__)) |
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135 | #ifdef POWERPC_FREEBSD |
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136 | #else /* ! __ppc__ && ! __ppc64__ */ |
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137 | /* ---- Intel x86 and AMD x86-64 - */ |
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138 | #if !defined(X86_WIN32) && (defined(__i386__) || defined(__x86_64__)) |
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139 | #endif /* __ppc__ || __ppc64__ */ |
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140 | FFI_SYSV, |
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141 | #if (defined(__ppc__) || defined(__ppc64__)) |
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142 | FFI_GCC_SYSV, |
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143 | FFI_LINUX64, |
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144 | FFI_LINUX, |
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145 | FFI_LINUX_SOFT_FLOAT, |
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146 | #else /* ! __ppc__ && ! __ppc64__ */ |
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147 | FFI_UNIX64, /* Unix variants all use the same ABI for x86-64 */ |
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148 | #ifdef __i386__ |
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149 | #endif /* __ppc__ || __ppc64__ */ |
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150 | FFI_DEFAULT_ABI = FFI_SYSV, |
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151 | #if defined (__i386__) || defined(__x86_64__) |
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152 | #else |
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153 | FFI_DEFAULT_ABI = FFI_UNIX64, |
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154 | #endif |
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155 | #endif /* __i386__ || __x86_64__ */ |
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156 | #endif |
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157 | #if defined (__i386__) || defined(__x86_64__) |
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158 | #endif /* X86_WIN64 */ |
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159 | #endif /* __i386__ || __x86_64__ */ |
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160 | |
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161 | #if (defined(__ppc__) || defined(__ppc64__)) |
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162 | FFI_LAST_ABI |
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163 | #else /* ! __ppc__ && ! __ppc64__ */ |
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164 | FFI_LAST_ABI = FFI_DEFAULT_ABI + 1 |
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165 | #endif /* __ppc__ || __ppc64__ */ |
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166 | } ffi_abi; |
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167 | #endif |
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168 | |
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169 | /* ---- Definitions for closures ----------------------------------------- */ |
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170 | |
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171 | #define FFI_CLOSURES 1 |
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172 | #if (defined(__ppc__) || defined(__ppc64__)) |
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173 | #define FFI_NATIVE_RAW_API 0 |
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174 | |
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175 | /* For additional types like the below, take care about the order in |
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176 | ppc_closures.S. They must follow after the FFI_TYPE_LAST. */ |
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177 | |
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178 | /* Needed for soft-float long-double-128 support. */ |
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179 | #define FFI_TYPE_UINT128 (FFI_TYPE_LAST + 1) |
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180 | |
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181 | /* Needed for FFI_SYSV small structure returns. |
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182 | We use two flag bits, (FLAG_SYSV_SMST_R3, FLAG_SYSV_SMST_R4) which are |
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183 | defined in ffi.c, to determine the exact return type and its size. */ |
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184 | #define FFI_SYSV_TYPE_SMALL_STRUCT (FFI_TYPE_LAST + 2) |
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185 | #else /* ! __ppc__ && ! __ppc64__ */ |
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186 | #define FFI_TYPE_SMALL_STRUCT_1B (FFI_TYPE_LAST + 1) |
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187 | #define FFI_TYPE_SMALL_STRUCT_2B (FFI_TYPE_LAST + 2) |
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188 | #define FFI_TYPE_SMALL_STRUCT_4B (FFI_TYPE_LAST + 3) |
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189 | #endif /* __ppc__ || __ppc64__ */ |
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190 | |
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191 | #if (defined(__ppc__) || defined(__ppc64__)) |
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192 | #if defined(POWERPC64) || defined(POWERPC_AIX) |
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193 | #else /* ! __ppc__ && ! __ppc64__ */ |
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194 | #if defined (X86_64) || (defined (__x86_64__) && defined (X86_DARWIN)) |
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195 | #endif /* __ppc__ || __ppc64__ */ |
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196 | #define FFI_TRAMPOLINE_SIZE 24 |
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197 | #if (defined(__ppc__) || defined(__ppc64__)) |
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198 | #else /* POWERPC || POWERPC_AIX */ |
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199 | #define FFI_TRAMPOLINE_SIZE 40 |
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200 | #else /* ! __ppc__ && ! __ppc64__ */ |
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201 | #define FFI_NATIVE_RAW_API 0 |
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202 | #else |
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203 | #ifdef X86_WIN32 |
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204 | #define FFI_TRAMPOLINE_SIZE 13 |
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205 | #else |
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206 | #ifdef X86_WIN64 |
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207 | #define FFI_TRAMPOLINE_SIZE 29 |
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208 | #define FFI_NATIVE_RAW_API 0 |
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209 | #define FFI_NO_RAW_API 1 |
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210 | #else |
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211 | #define FFI_TRAMPOLINE_SIZE 10 |
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212 | #endif /* __ppc__ || __ppc64__ */ |
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213 | #endif |
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214 | #if (defined(__ppc__) || defined(__ppc64__)) |
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215 | |
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216 | #ifndef LIBFFI_ASM |
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217 | #if defined(POWERPC_DARWIN) || defined(POWERPC_AIX) |
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218 | struct ffi_aix_trampoline_struct { |
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219 | void * code_pointer; /* Pointer to ffi_closure_ASM */ |
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220 | void * toc; /* TOC */ |
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221 | void * static_chain; /* Pointer to closure */ |
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222 | }; |
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223 | #else /* ! __ppc__ && ! __ppc64__ */ |
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224 | #endif |
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225 | #ifndef X86_WIN64 |
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226 | #define FFI_NATIVE_RAW_API 1 /* x86 has native raw api support */ |
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227 | #endif /* __ppc__ || __ppc64__ */ |
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228 | #endif |
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229 | #endif |
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230 | |
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231 | #endif |
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232 | #if defined (__i386__) || defined(__x86_64__) |
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233 | |
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234 | #endif /* __i386__ || __x86_64__ */ |
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