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0
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1 /*
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2
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3 Package: dyncall
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4 Library: dyncall
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5 File: dyncall/dyncall_callvm_x86.c
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6 Description: Call VM for x86 architecture implementation
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7 License:
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8
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339
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9 Copyright (c) 2007-2020 Daniel Adler <dadler@uni-goettingen.de>,
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0
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10 Tassilo Philipp <tphilipp@potion-studios.com>
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11
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12 Permission to use, copy, modify, and distribute this software for any
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13 purpose with or without fee is hereby granted, provided that the above
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14 copyright notice and this permission notice appear in all copies.
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15
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16 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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17 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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18 MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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19 ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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20 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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21 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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22 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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23
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24 */
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25
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26
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27
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28 #include "dyncall_callvm_x86.h"
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29 #include "dyncall_alloc.h"
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30
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31
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32 void dc_callvm_mode_x86(DCCallVM* in_self, DCint mode);
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33
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34 /* call vm destructor */
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35
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36 static void dc_callvm_free_x86(DCCallVM* in_self)
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37 {
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38 dcFreeMem(in_self);
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39 }
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40
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41 /* reset */
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42
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43 static void dc_callvm_reset_x86(DCCallVM* in_self)
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44 {
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45 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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46 dcVecReset(&self->mVecHead);
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47 self->mIntRegs = 0;
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48 }
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49
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50 /* arg (bool,char,short,long auto-promoted) to int */
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51
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52 static void dc_callvm_argInt_x86(DCCallVM* in_self, DCint x)
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53 {
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54 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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55 dcVecAppend(&self->mVecHead, &x, sizeof(DCint) );
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56 }
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57
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58 /* arg bool - promoted to int */
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59
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60 static void dc_callvm_argBool_x86(DCCallVM* in_self, DCbool x)
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61 {
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62
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63 DCint v = (DCint) x;
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64 dc_callvm_argInt_x86(in_self, v);
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65 }
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66
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67 /* arg char - promoted to int */
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68
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69 static void dc_callvm_argChar_x86(DCCallVM* in_self, DCchar x)
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70 {
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71 DCint v = (DCint) x;
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72 dc_callvm_argInt_x86(in_self, v);
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73 }
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74
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75 /* arg short - promoted to int */
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76
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77 static void dc_callvm_argShort_x86(DCCallVM* in_self, DCshort x)
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78 {
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79 DCint v = (DCint) x;
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80 dc_callvm_argInt_x86(in_self, v);
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81 }
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82
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83 /* arg long - promoted to int */
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84
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85 static void dc_callvm_argLong_x86(DCCallVM* in_self, DClong x)
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86 {
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87 DCint v = (DCint) x;
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88 dc_callvm_argInt_x86(in_self, v);
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89 }
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90
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91 /* arg long long */
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92
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93 static void dc_callvm_argLongLong_x86(DCCallVM* in_self, DClonglong x)
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94 {
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95 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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96 dcVecAppend(&self->mVecHead, &x, sizeof(DClonglong) );
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97 }
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98
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99 /* arg float */
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100
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101 static void dc_callvm_argFloat_x86(DCCallVM* in_self, DCfloat x)
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102 {
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103 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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104 dcVecAppend(&self->mVecHead, &x, sizeof(DCfloat) );
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105 }
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106
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107 /* arg double */
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108
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109 static void dc_callvm_argDouble_x86(DCCallVM* in_self, DCdouble x)
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110 {
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111 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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112 dcVecAppend(&self->mVecHead, &x, sizeof(DCdouble) );
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113 }
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114
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115 /* arg pointer */
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116
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117 static void dc_callvm_argPointer_x86(DCCallVM* in_self, DCpointer x)
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118 {
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119 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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120 dcVecAppend(&self->mVecHead, &x, sizeof(DCpointer) );
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121 }
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122
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123
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124 /* Plan9 specific calling convention. */
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125 #if defined(DC__OS_Plan9)
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126
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127 /* call 'plan9' */
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128
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129 void dc_callvm_call_x86_plan9(DCCallVM* in_self, DCpointer target)
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130 {
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131 /* Calls with 32-bit return values have it returned via EAX, so we don't */
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132 /* need to do anything special here. */
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133 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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134 dcCall_x86_plan9(target, dcVecData(&self->mVecHead), dcVecSize(&self->mVecHead));
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135 }
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136
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137 DClonglong dc_callvm_call_x86_plan9_ll(DCCallVM* in_self, DCpointer target)
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138 {
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139 /* Call for 64 bit integer return values is a bit different, call a */
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140 /* different assembler stub that stores the return value in a variable */
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141 /* for us, and return the latter. */
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142 DClonglong ret;
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143 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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144 dcCall_x86_plan9_ll(target, dcVecData(&self->mVecHead), dcVecSize(&self->mVecHead), &ret );
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145 return ret;
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146 }
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147
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148 DCCallVM_vt gVT_x86_plan9 =
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149 {
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150 &dc_callvm_free_x86
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151 , &dc_callvm_reset_x86
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152 , &dc_callvm_mode_x86
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153 , &dc_callvm_argBool_x86
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154 , &dc_callvm_argChar_x86
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155 , &dc_callvm_argShort_x86
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156 , &dc_callvm_argInt_x86
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157 , &dc_callvm_argLong_x86
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158 , &dc_callvm_argLongLong_x86
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159 , &dc_callvm_argFloat_x86
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160 , &dc_callvm_argDouble_x86
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161 , &dc_callvm_argPointer_x86
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162 , NULL /* argStruct */
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163 , (DCvoidvmfunc*) &dc_callvm_call_x86_plan9
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164 , (DCboolvmfunc*) &dc_callvm_call_x86_plan9
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165 , (DCcharvmfunc*) &dc_callvm_call_x86_plan9
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166 , (DCshortvmfunc*) &dc_callvm_call_x86_plan9
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167 , (DCintvmfunc*) &dc_callvm_call_x86_plan9
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168 , (DClongvmfunc*) &dc_callvm_call_x86_plan9
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169 , (DClonglongvmfunc*) &dc_callvm_call_x86_plan9_ll
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170 , (DCfloatvmfunc*) &dc_callvm_call_x86_plan9
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171 , (DCdoublevmfunc*) &dc_callvm_call_x86_plan9
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172 , (DCpointervmfunc*) &dc_callvm_call_x86_plan9
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173 , NULL /* callStruct */
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174 };
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175
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176
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177 #else
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178
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179
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180 /* call 'cdecl' */
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181
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182 void dc_callvm_call_x86_cdecl(DCCallVM* in_self, DCpointer target)
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183 {
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184 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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185 dcCall_x86_cdecl( target, dcVecData(&self->mVecHead), dcVecSize(&self->mVecHead) );
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186 }
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187
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188 DCCallVM_vt gVT_x86_cdecl =
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189 {
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190 &dc_callvm_free_x86
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191 , &dc_callvm_reset_x86
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192 , &dc_callvm_mode_x86
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193 , &dc_callvm_argBool_x86
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194 , &dc_callvm_argChar_x86
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195 , &dc_callvm_argShort_x86
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196 , &dc_callvm_argInt_x86
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197 , &dc_callvm_argLong_x86
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198 , &dc_callvm_argLongLong_x86
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199 , &dc_callvm_argFloat_x86
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200 , &dc_callvm_argDouble_x86
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201 , &dc_callvm_argPointer_x86
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202 , NULL /* argStruct */
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203 , (DCvoidvmfunc*) &dc_callvm_call_x86_cdecl
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204 , (DCboolvmfunc*) &dc_callvm_call_x86_cdecl
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205 , (DCcharvmfunc*) &dc_callvm_call_x86_cdecl
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206 , (DCshortvmfunc*) &dc_callvm_call_x86_cdecl
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207 , (DCintvmfunc*) &dc_callvm_call_x86_cdecl
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208 , (DClongvmfunc*) &dc_callvm_call_x86_cdecl
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209 , (DClonglongvmfunc*) &dc_callvm_call_x86_cdecl
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210 , (DCfloatvmfunc*) &dc_callvm_call_x86_cdecl
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211 , (DCdoublevmfunc*) &dc_callvm_call_x86_cdecl
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212 , (DCpointervmfunc*) &dc_callvm_call_x86_cdecl
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213 , NULL /* callStruct */
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214 };
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215
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216
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217
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218 /* --- stdcall -------------------------------------------------------------- */
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219
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220 /* call win32/std */
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221
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222 void dc_callvm_call_x86_win32_std(DCCallVM* in_self, DCpointer target)
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223 {
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224 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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225 dcCall_x86_win32_std( target, dcVecData(&self->mVecHead), dcVecSize(&self->mVecHead) );
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226 }
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227
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228 /* win32/std vtable */
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229
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230 DCCallVM_vt gVT_x86_win32_std =
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231 {
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232 &dc_callvm_free_x86
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233 , &dc_callvm_reset_x86
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234 , &dc_callvm_mode_x86
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235 , &dc_callvm_argBool_x86
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236 , &dc_callvm_argChar_x86
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237 , &dc_callvm_argShort_x86
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238 , &dc_callvm_argInt_x86
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239 , &dc_callvm_argLong_x86
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240 , &dc_callvm_argLongLong_x86
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241 , &dc_callvm_argFloat_x86
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242 , &dc_callvm_argDouble_x86
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243 , &dc_callvm_argPointer_x86
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244 , NULL /* argStruct */
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245 , (DCvoidvmfunc*) &dc_callvm_call_x86_win32_std
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246 , (DCboolvmfunc*) &dc_callvm_call_x86_win32_std
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247 , (DCcharvmfunc*) &dc_callvm_call_x86_win32_std
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248 , (DCshortvmfunc*) &dc_callvm_call_x86_win32_std
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249 , (DCintvmfunc*) &dc_callvm_call_x86_win32_std
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250 , (DClongvmfunc*) &dc_callvm_call_x86_win32_std
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251 , (DClonglongvmfunc*) &dc_callvm_call_x86_win32_std
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252 , (DCfloatvmfunc*) &dc_callvm_call_x86_win32_std
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253 , (DCdoublevmfunc*) &dc_callvm_call_x86_win32_std
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254 , (DCpointervmfunc*) &dc_callvm_call_x86_win32_std
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255 , NULL /* callStruct */
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256 };
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257
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258
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259 /* --- fastcall common (ms/gnu) -------------------------------------------- */
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260
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261 /* call win32 ms fast */
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262
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263 static void dc_callvm_call_x86_win32_fast(DCCallVM* in_self, DCpointer target)
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264 {
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265 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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266 dcCall_x86_win32_fast( target, dcVecData(&self->mVecHead), dcVecSize(&self->mVecHead) );
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267 }
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268
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269 /* reset - always resize to 8 bytes (stores ECX and EDX) */
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270
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271 static void dc_callvm_reset_x86_win32_fast(DCCallVM* in_self)
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272 {
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273 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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274 dcVecResize(&self->mVecHead, sizeof(DCint) * 2 );
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275 self->mIntRegs = 0;
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276 }
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277
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278
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279 /* --- fastcall ms --------------------------------------------------------- */
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280
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281 /* arg int - probably hold in ECX and EDX */
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282
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283 static void dc_callvm_argInt_x86_win32_fast_ms(DCCallVM* in_self, DCint x)
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284 {
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285 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
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286 if (self->mIntRegs < 2) {
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287 *( (int*) dcVecAt(&self->mVecHead, sizeof(DCint) * self->mIntRegs ) ) = x;
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288 ++( self->mIntRegs );
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289 } else
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290 dcVecAppend(&self->mVecHead, &x, sizeof(DCint) );
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291 }
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292
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293 /* arg bool - promote to int */
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294
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295 static void dc_callvm_argBool_x86_win32_fast_ms(DCCallVM* in_self, DCbool x)
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296 {
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297 DCint v = (DCint) x;
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298 dc_callvm_argInt_x86_win32_fast_ms(in_self,v);
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299 }
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300
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301 /* arg char - promote to int */
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302
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303 static void dc_callvm_argChar_x86_win32_fast_ms(DCCallVM* in_self, DCchar x)
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304 {
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305 DCint v = (DCint) x;
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306 dc_callvm_argInt_x86_win32_fast_ms(in_self,v);
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307 }
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308
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309 /* arg short - promote to int */
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310
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311 static void dc_callvm_argShort_x86_win32_fast_ms(DCCallVM* in_self, DCshort x)
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312 {
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313 DCint v = (DCint) x;
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314 dc_callvm_argInt_x86_win32_fast_ms(in_self,v);
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315 }
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316
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317 /* arg long - promote to int */
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318
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319 static void dc_callvm_argLong_x86_win32_fast_ms(DCCallVM* in_self, DClong x)
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320 {
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321 DCint v = (DCint) x;
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322 dc_callvm_argInt_x86_win32_fast_ms(in_self,v);
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323 }
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324
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325 /* arg pointer - promote to int */
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326
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327 static void dc_callvm_argPointer_x86_win32_fast_ms(DCCallVM* in_self, DCpointer x)
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328 {
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329 DCint v = (DCint) x;
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330 dc_callvm_argInt_x86_win32_fast_ms(in_self,v);
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331 }
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332
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333 /* win32/fast vt */
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334
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335 DCCallVM_vt gVT_x86_win32_fast_ms =
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336 {
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337 &dc_callvm_free_x86
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338 , &dc_callvm_reset_x86_win32_fast
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339 , &dc_callvm_mode_x86
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340 , &dc_callvm_argBool_x86_win32_fast_ms
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341 , &dc_callvm_argChar_x86_win32_fast_ms
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342 , &dc_callvm_argShort_x86_win32_fast_ms
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343 , &dc_callvm_argInt_x86_win32_fast_ms
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344 , &dc_callvm_argLong_x86_win32_fast_ms
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345 , &dc_callvm_argLongLong_x86
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346 , &dc_callvm_argFloat_x86
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347 , &dc_callvm_argDouble_x86
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348 , &dc_callvm_argPointer_x86_win32_fast_ms
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349 , NULL /* argStruct */
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350 , (DCvoidvmfunc*) &dc_callvm_call_x86_win32_fast
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351 , (DCboolvmfunc*) &dc_callvm_call_x86_win32_fast
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352 , (DCcharvmfunc*) &dc_callvm_call_x86_win32_fast
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353 , (DCshortvmfunc*) &dc_callvm_call_x86_win32_fast
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354 , (DCintvmfunc*) &dc_callvm_call_x86_win32_fast
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355 , (DClongvmfunc*) &dc_callvm_call_x86_win32_fast
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356 , (DClonglongvmfunc*) &dc_callvm_call_x86_win32_fast
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357 , (DCfloatvmfunc*) &dc_callvm_call_x86_win32_fast
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358 , (DCdoublevmfunc*) &dc_callvm_call_x86_win32_fast
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359 , (DCpointervmfunc*) &dc_callvm_call_x86_win32_fast
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360 , NULL /* callStruct */
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361 };
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362
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363
|
|
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364 /* --- gnu fastcall -------------------------------------------------------- */
|
|
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365
|
|
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366 /* arg int - probably hold in ECX and EDX */
|
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367
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368 static void dc_callvm_argInt_x86_win32_fast_gnu(DCCallVM* in_self, DCint x)
|
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369 {
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|
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370 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
|
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371 if (self->mIntRegs < 2) {
|
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|
372 *( (int*) dcVecAt(&self->mVecHead, sizeof(DCint) * self->mIntRegs ) ) = x;
|
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373 ++( self->mIntRegs );
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374 } else
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375 dcVecAppend(&self->mVecHead, &x, sizeof(DCint) );
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376 }
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377
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378 /* arg bool - promote to int */
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379
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380 static void dc_callvm_argBool_x86_win32_fast_gnu(DCCallVM* in_self, DCbool x)
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381 {
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382 DCint v = (DCint) x;
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383 dc_callvm_argInt_x86_win32_fast_gnu(in_self,v);
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384 }
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385
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386 /* arg char - promote to int */
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387
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388 static void dc_callvm_argChar_x86_win32_fast_gnu(DCCallVM* in_self, DCchar x)
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389 {
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|
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390 DCint v = (DCint) x;
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391 dc_callvm_argInt_x86_win32_fast_gnu(in_self,v);
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392 }
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393
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394 /* arg short - promote to int */
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395
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396 static void dc_callvm_argShort_x86_win32_fast_gnu(DCCallVM* in_self, DCshort x)
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397 {
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|
|
398 DCint v = (DCint) x;
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399 dc_callvm_argInt_x86_win32_fast_gnu(in_self,v);
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400 }
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401
|
|
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402 /* arg long - promote to int */
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403
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404 static void dc_callvm_argLong_x86_win32_fast_gnu(DCCallVM* in_self, DClong x)
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405 {
|
|
|
406 DCint v = (DCint) x;
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407 dc_callvm_argInt_x86_win32_fast_gnu(in_self,v);
|
|
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408 }
|
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|
409
|
|
|
410 /* arg pointer - promote to int */
|
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411
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|
|
412 static void dc_callvm_argPointer_x86_win32_fast_gnu(DCCallVM* in_self, DCpointer x)
|
|
|
413 {
|
|
|
414 DCint v = (DCint) x;
|
|
|
415 dc_callvm_argInt_x86_win32_fast_gnu(in_self,v);
|
|
|
416 }
|
|
|
417
|
|
|
418 /* arg long long - skip registers and push on stack */
|
|
|
419
|
|
|
420 static void dc_callvm_argLongLong_x86_win32_fast_gnu(DCCallVM* in_self, DClonglong x)
|
|
|
421 {
|
|
|
422 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
|
|
|
423 self->mIntRegs = 2;
|
|
|
424 dc_callvm_argLongLong_x86(in_self,x);
|
|
|
425 }
|
|
|
426
|
|
|
427 /* win32/fast/gnu vt */
|
|
|
428
|
|
|
429 DCCallVM_vt gVT_x86_win32_fast_gnu =
|
|
|
430 {
|
|
|
431 &dc_callvm_free_x86
|
|
|
432 , &dc_callvm_reset_x86_win32_fast
|
|
|
433 , &dc_callvm_mode_x86
|
|
|
434 , &dc_callvm_argBool_x86_win32_fast_gnu
|
|
|
435 , &dc_callvm_argChar_x86_win32_fast_gnu
|
|
|
436 , &dc_callvm_argShort_x86_win32_fast_gnu
|
|
|
437 , &dc_callvm_argInt_x86_win32_fast_gnu
|
|
|
438 , &dc_callvm_argLong_x86_win32_fast_gnu
|
|
|
439 , &dc_callvm_argLongLong_x86_win32_fast_gnu
|
|
|
440 , &dc_callvm_argFloat_x86
|
|
|
441 , &dc_callvm_argDouble_x86
|
|
|
442 , &dc_callvm_argPointer_x86_win32_fast_gnu
|
|
|
443 , NULL /* argStruct */
|
|
|
444 , (DCvoidvmfunc*) &dc_callvm_call_x86_win32_fast
|
|
|
445 , (DCboolvmfunc*) &dc_callvm_call_x86_win32_fast
|
|
|
446 , (DCcharvmfunc*) &dc_callvm_call_x86_win32_fast
|
|
|
447 , (DCshortvmfunc*) &dc_callvm_call_x86_win32_fast
|
|
|
448 , (DCintvmfunc*) &dc_callvm_call_x86_win32_fast
|
|
|
449 , (DClongvmfunc*) &dc_callvm_call_x86_win32_fast
|
|
|
450 , (DClonglongvmfunc*) &dc_callvm_call_x86_win32_fast
|
|
|
451 , (DCfloatvmfunc*) &dc_callvm_call_x86_win32_fast
|
|
|
452 , (DCdoublevmfunc*) &dc_callvm_call_x86_win32_fast
|
|
|
453 , (DCpointervmfunc*) &dc_callvm_call_x86_win32_fast
|
|
|
454 , NULL /* callStruct */
|
|
|
455 };
|
|
|
456
|
|
|
457
|
|
|
458 /* --- this ms ------------------------------------------------------------- */
|
|
|
459
|
|
|
460 /* call win32/this/ms */
|
|
|
461
|
|
|
462 void dc_callvm_call_x86_win32_this_ms(DCCallVM* in_self, DCpointer target)
|
|
|
463 {
|
|
|
464 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
|
|
|
465 dcCall_x86_win32_msthis( target, dcVecData(&self->mVecHead), dcVecSize(&self->mVecHead) );
|
|
|
466 }
|
|
|
467
|
|
|
468 /* win32/this/ms vt */
|
|
|
469
|
|
|
470 DCCallVM_vt gVT_x86_win32_this_ms =
|
|
|
471 {
|
|
|
472 &dc_callvm_free_x86
|
|
|
473 , &dc_callvm_reset_x86
|
|
|
474 , &dc_callvm_mode_x86
|
|
|
475 , &dc_callvm_argBool_x86
|
|
|
476 , &dc_callvm_argChar_x86
|
|
|
477 , &dc_callvm_argShort_x86
|
|
|
478 , &dc_callvm_argInt_x86
|
|
|
479 , &dc_callvm_argLong_x86
|
|
|
480 , &dc_callvm_argLongLong_x86
|
|
|
481 , &dc_callvm_argFloat_x86
|
|
|
482 , &dc_callvm_argDouble_x86
|
|
|
483 , &dc_callvm_argPointer_x86
|
|
|
484 , NULL /* argStruct */
|
|
|
485 , (DCvoidvmfunc*) &dc_callvm_call_x86_win32_this_ms
|
|
|
486 , (DCboolvmfunc*) &dc_callvm_call_x86_win32_this_ms
|
|
|
487 , (DCcharvmfunc*) &dc_callvm_call_x86_win32_this_ms
|
|
|
488 , (DCshortvmfunc*) &dc_callvm_call_x86_win32_this_ms
|
|
|
489 , (DCintvmfunc*) &dc_callvm_call_x86_win32_this_ms
|
|
|
490 , (DClongvmfunc*) &dc_callvm_call_x86_win32_this_ms
|
|
|
491 , (DClonglongvmfunc*) &dc_callvm_call_x86_win32_this_ms
|
|
|
492 , (DCfloatvmfunc*) &dc_callvm_call_x86_win32_this_ms
|
|
|
493 , (DCdoublevmfunc*) &dc_callvm_call_x86_win32_this_ms
|
|
|
494 , (DCpointervmfunc*) &dc_callvm_call_x86_win32_this_ms
|
|
|
495 , NULL /* callStruct */
|
|
|
496 };
|
|
|
497
|
|
|
498 /* --- syscall ------------------------------------------------------------- */
|
|
|
499
|
|
|
500 /* call syscall */
|
|
|
501
|
|
341
|
502 void dc_callvm_call_x86_syscall_int80h_linux(DCCallVM* in_self, DCpointer target)
|
|
0
|
503 {
|
|
|
504 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
|
|
341
|
505 dcCall_x86_syscall_int80h_linux( target, dcVecData(&self->mVecHead), dcVecSize(&self->mVecHead) );
|
|
0
|
506 }
|
|
|
507
|
|
341
|
508 void dc_callvm_call_x86_syscall_int80h_bsd(DCCallVM* in_self, DCpointer target)
|
|
0
|
509 {
|
|
|
510 DCCallVM_x86* self = (DCCallVM_x86*) in_self;
|
|
341
|
511 dcCall_x86_syscall_int80h_bsd( target, dcVecData(&self->mVecHead), dcVecSize(&self->mVecHead) );
|
|
0
|
512 }
|
|
|
513
|
|
341
|
514 DCCallVM_vt gVT_x86_syscall_int80h_linux =
|
|
0
|
515 {
|
|
|
516 &dc_callvm_free_x86
|
|
|
517 , &dc_callvm_reset_x86
|
|
|
518 , &dc_callvm_mode_x86
|
|
|
519 , &dc_callvm_argBool_x86
|
|
|
520 , &dc_callvm_argChar_x86
|
|
|
521 , &dc_callvm_argShort_x86
|
|
|
522 , &dc_callvm_argInt_x86
|
|
|
523 , &dc_callvm_argLong_x86
|
|
|
524 , &dc_callvm_argLongLong_x86
|
|
|
525 , &dc_callvm_argFloat_x86
|
|
|
526 , &dc_callvm_argDouble_x86
|
|
|
527 , &dc_callvm_argPointer_x86
|
|
|
528 , NULL /* argStruct */
|
|
341
|
529 , (DCvoidvmfunc*) &dc_callvm_call_x86_syscall_int80h_linux
|
|
|
530 , (DCboolvmfunc*) &dc_callvm_call_x86_syscall_int80h_linux
|
|
|
531 , (DCcharvmfunc*) &dc_callvm_call_x86_syscall_int80h_linux
|
|
|
532 , (DCshortvmfunc*) &dc_callvm_call_x86_syscall_int80h_linux
|
|
|
533 , (DCintvmfunc*) &dc_callvm_call_x86_syscall_int80h_linux
|
|
|
534 , (DClongvmfunc*) &dc_callvm_call_x86_syscall_int80h_linux
|
|
|
535 , (DClonglongvmfunc*) &dc_callvm_call_x86_syscall_int80h_linux
|
|
|
536 , (DCfloatvmfunc*) &dc_callvm_call_x86_syscall_int80h_linux
|
|
|
537 , (DCdoublevmfunc*) &dc_callvm_call_x86_syscall_int80h_linux
|
|
|
538 , (DCpointervmfunc*) &dc_callvm_call_x86_syscall_int80h_linux
|
|
0
|
539 , NULL /* callStruct */
|
|
|
540 };
|
|
|
541
|
|
341
|
542 DCCallVM_vt gVT_x86_syscall_int80h_bsd =
|
|
0
|
543 {
|
|
|
544 &dc_callvm_free_x86
|
|
|
545 , &dc_callvm_reset_x86
|
|
|
546 , &dc_callvm_mode_x86
|
|
|
547 , &dc_callvm_argBool_x86
|
|
|
548 , &dc_callvm_argChar_x86
|
|
|
549 , &dc_callvm_argShort_x86
|
|
|
550 , &dc_callvm_argInt_x86
|
|
|
551 , &dc_callvm_argLong_x86
|
|
|
552 , &dc_callvm_argLongLong_x86
|
|
|
553 , &dc_callvm_argFloat_x86
|
|
|
554 , &dc_callvm_argDouble_x86
|
|
|
555 , &dc_callvm_argPointer_x86
|
|
|
556 , NULL /* argStruct */
|
|
341
|
557 , (DCvoidvmfunc*) &dc_callvm_call_x86_syscall_int80h_bsd
|
|
|
558 , (DCboolvmfunc*) &dc_callvm_call_x86_syscall_int80h_bsd
|
|
|
559 , (DCcharvmfunc*) &dc_callvm_call_x86_syscall_int80h_bsd
|
|
|
560 , (DCshortvmfunc*) &dc_callvm_call_x86_syscall_int80h_bsd
|
|
|
561 , (DCintvmfunc*) &dc_callvm_call_x86_syscall_int80h_bsd
|
|
|
562 , (DClongvmfunc*) &dc_callvm_call_x86_syscall_int80h_bsd
|
|
|
563 , (DClonglongvmfunc*) &dc_callvm_call_x86_syscall_int80h_bsd
|
|
|
564 , (DCfloatvmfunc*) &dc_callvm_call_x86_syscall_int80h_bsd
|
|
|
565 , (DCdoublevmfunc*) &dc_callvm_call_x86_syscall_int80h_bsd
|
|
|
566 , (DCpointervmfunc*) &dc_callvm_call_x86_syscall_int80h_bsd
|
|
0
|
567 , NULL /* callStruct */
|
|
|
568 };
|
|
|
569
|
|
|
570
|
|
|
571 #endif
|
|
|
572
|
|
|
573
|
|
|
574 /* mode */
|
|
|
575
|
|
|
576 void dc_callvm_mode_x86(DCCallVM* in_self, DCint mode)
|
|
|
577 {
|
|
84
|
578 DCCallVM_x86* self = (DCCallVM_x86*)in_self;
|
|
|
579 DCCallVM_vt* vt;
|
|
|
580
|
|
0
|
581 switch(mode) {
|
|
84
|
582 case DC_CALL_C_DEFAULT:
|
|
0
|
583 case DC_CALL_C_ELLIPSIS:
|
|
|
584 case DC_CALL_C_ELLIPSIS_VARARGS:
|
|
84
|
585 /* Plan9 (and forks) have their own calling convention (and no support for foreign ones). */
|
|
|
586 #if defined(DC_PLAN9)
|
|
0
|
587 case DC_CALL_C_X86_PLAN9: vt = &gVT_x86_plan9; break;
|
|
|
588 #else
|
|
|
589 case DC_CALL_C_X86_CDECL: vt = &gVT_x86_cdecl; break;
|
|
|
590 case DC_CALL_C_X86_WIN32_STD: vt = &gVT_x86_win32_std; break;
|
|
|
591 case DC_CALL_C_X86_WIN32_FAST_MS: vt = &gVT_x86_win32_fast_ms; break;
|
|
|
592 case DC_CALL_C_X86_WIN32_THIS_MS: vt = &gVT_x86_win32_this_ms; break;
|
|
|
593 case DC_CALL_C_X86_WIN32_FAST_GNU: vt = &gVT_x86_win32_fast_gnu; break;
|
|
|
594 case DC_CALL_C_X86_WIN32_THIS_GNU: vt = &gVT_x86_cdecl; break;
|
|
339
|
595 case DC_CALL_SYS_DEFAULT:
|
|
0
|
596 # if defined DC_UNIX
|
|
|
597 # if defined DC__OS_Linux
|
|
341
|
598 vt = &gVT_x86_syscall_int80h_linux; break;
|
|
0
|
599 # else
|
|
341
|
600 vt = &gVT_x86_syscall_int80h_bsd; break;
|
|
0
|
601 # endif
|
|
|
602 # else
|
|
|
603 self->mInterface.mError = DC_ERROR_UNSUPPORTED_MODE; return;
|
|
|
604 # endif
|
|
341
|
605 case DC_CALL_SYS_X86_INT80H_LINUX: vt = &gVT_x86_syscall_int80h_linux; break;
|
|
|
606 case DC_CALL_SYS_X86_INT80H_BSD: vt = &gVT_x86_syscall_int80h_bsd; break;
|
|
0
|
607 #endif
|
|
|
608 default:
|
|
84
|
609 self->mInterface.mError = DC_ERROR_UNSUPPORTED_MODE;
|
|
|
610 return;
|
|
0
|
611 }
|
|
84
|
612 dc_callvm_base_init(&self->mInterface, vt);
|
|
0
|
613 }
|
|
|
614
|
|
84
|
615 /* Public API. */
|
|
0
|
616 DCCallVM* dcNewCallVM(DCsize size)
|
|
|
617 {
|
|
84
|
618 DCCallVM_x86* p = (DCCallVM_x86*)dcAllocMem(sizeof(DCCallVM_x86)+size);
|
|
|
619
|
|
|
620 dc_callvm_mode_x86((DCCallVM*)p, DC_CALL_C_DEFAULT);
|
|
|
621
|
|
|
622 dcVecInit(&p->mVecHead, size);
|
|
|
623 dc_callvm_reset_x86((DCCallVM*)p);
|
|
|
624
|
|
|
625 return (DCCallVM*)p;
|
|
0
|
626 }
|
|
|
627
|
