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_sparc_v9.c
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6 Description: Call VM for sparc-v9 ABI.
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7 License:
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8
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9 Copyright (c) 2011-2015 Daniel Adler <dadler@uni-goettingen.de>
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10
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11 Permission to use, copy, modify, and distribute this software for any
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12 purpose with or without fee is hereby granted, provided that the above
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13 copyright notice and this permission notice appear in all copies.
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14
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15 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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16 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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17 MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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18 ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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19 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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20 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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21 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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22
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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 #include "dyncall_callvm_sparc_v9.h"
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28 #include "dyncall_call_sparc_v9.h"
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29 #include "dyncall_alloc.h"
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30
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31 /* Reset argument buffer. */
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32 static void dc_callvm_reset_v9(DCCallVM* in_self)
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33 {
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34 DCCallVM_v9* self = (DCCallVM_v9*)in_self;
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35 dcVecResize(&self->mVecHead, 0);
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36 }
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37
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38
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39 /* Destructor. */
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40 static void dc_callvm_free_v9(DCCallVM* in_self)
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41 {
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42 dcFreeMem(in_self);
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43 }
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44
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45 static void dc_callvm_argLongLong_v9(DCCallVM* in_self, DClonglong x)
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46 {
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47 DCCallVM_v9* self = (DCCallVM_v9*)in_self;
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48 dcVecAppend(&self->mVecHead, &x, sizeof(DClonglong));
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49 }
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50
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51 /* all integers are promoted to 64-bit. */
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52 static void dc_callvm_argLong_v9 (DCCallVM* in_self, DClong x) { dc_callvm_argLongLong_v9(in_self, (DClonglong) x ); }
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53 static void dc_callvm_argInt_v9 (DCCallVM* in_self, DCint x) { dc_callvm_argLongLong_v9(in_self, (DClonglong) x ); }
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54 static void dc_callvm_argBool_v9 (DCCallVM* in_self, DCbool x) { dc_callvm_argLongLong_v9(in_self, (DClonglong) x ); }
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55 static void dc_callvm_argChar_v9 (DCCallVM* in_self, DCchar x) { dc_callvm_argLongLong_v9(in_self, (DClonglong) x ); }
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56 static void dc_callvm_argShort_v9 (DCCallVM* in_self, DCshort x) { dc_callvm_argLongLong_v9(in_self, (DClonglong) x ); }
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57 static void dc_callvm_argPointer_v9(DCCallVM* in_self, DCpointer x) { dc_callvm_argLongLong_v9(in_self, (DClonglong) x ); }
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58
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59 static void dc_callvm_argDouble_v9(DCCallVM* in_self, DCdouble x)
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60 {
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61 DCCallVM_v9* self = (DCCallVM_v9*)in_self;
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62 dcVecAppend(&self->mVecHead, &x, sizeof(DCdouble));
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63 }
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64
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65 static void dc_callvm_argDouble_v9_ellipsis(DCCallVM* in_self, DCdouble x)
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66 {
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67 union {
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68 long long l;
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69 double d;
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70 } u;
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71 u.d = x;
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72 dc_callvm_argLongLong_v9(in_self, u.l);
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73 }
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74
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75 static void dc_callvm_argFloat_v9_ellipsis(DCCallVM* in_self, DCfloat x)
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76 {
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77 dc_callvm_argDouble_v9_ellipsis(in_self, (DCdouble) x);
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78 }
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79
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80 static void dc_callvm_argFloat_v9(DCCallVM* in_self, DCfloat x)
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81 {
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82 union {
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83 double d;
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84 float f[2];
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85 } u;
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86 u.f[1] = x;
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87 dc_callvm_argDouble_v9(in_self, u.d);
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88 }
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89
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90 static void dc_callvm_mode_v9(DCCallVM* in_self, DCint mode);
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91
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92 DCCallVM_vt gVT_v9_ellipsis =
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93 {
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94 &dc_callvm_free_v9,
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95 &dc_callvm_reset_v9,
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96 &dc_callvm_mode_v9,
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97 &dc_callvm_argBool_v9,
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98 &dc_callvm_argChar_v9,
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99 &dc_callvm_argShort_v9,
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100 &dc_callvm_argInt_v9,
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101 &dc_callvm_argLong_v9,
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102 &dc_callvm_argLongLong_v9,
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103 &dc_callvm_argFloat_v9_ellipsis,
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104 &dc_callvm_argDouble_v9_ellipsis,
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105 &dc_callvm_argPointer_v9,
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106 NULL /* argStruct */,
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107 (DCvoidvmfunc*) &dcCall_v9,
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108 (DCboolvmfunc*) &dcCall_v9,
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109 (DCcharvmfunc*) &dcCall_v9,
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110 (DCshortvmfunc*) &dcCall_v9,
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111 (DCintvmfunc*) &dcCall_v9,
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112 (DClongvmfunc*) &dcCall_v9,
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113 (DClonglongvmfunc*) &dcCall_v9,
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114 (DCfloatvmfunc*) &dcCall_v9,
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115 (DCdoublevmfunc*) &dcCall_v9,
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116 (DCpointervmfunc*) &dcCall_v9,
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117 NULL /* callStruct */
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118 };
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119
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120 /* CallVM virtual table. */
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121 DCCallVM_vt gVT_v9 =
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122 {
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123 &dc_callvm_free_v9,
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124 &dc_callvm_reset_v9,
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125 &dc_callvm_mode_v9,
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126 &dc_callvm_argBool_v9,
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127 &dc_callvm_argChar_v9,
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128 &dc_callvm_argShort_v9,
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129 &dc_callvm_argInt_v9,
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130 &dc_callvm_argLong_v9,
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131 &dc_callvm_argLongLong_v9,
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132 &dc_callvm_argFloat_v9,
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133 &dc_callvm_argDouble_v9,
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134 &dc_callvm_argPointer_v9,
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135 NULL /* argStruct */,
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136 (DCvoidvmfunc*) &dcCall_v9,
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137 (DCboolvmfunc*) &dcCall_v9,
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138 (DCcharvmfunc*) &dcCall_v9,
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139 (DCshortvmfunc*) &dcCall_v9,
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140 (DCintvmfunc*) &dcCall_v9,
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141 (DClongvmfunc*) &dcCall_v9,
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142 (DClonglongvmfunc*) &dcCall_v9,
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143 (DCfloatvmfunc*) &dcCall_v9,
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144 (DCdoublevmfunc*) &dcCall_v9,
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145 (DCpointervmfunc*) &dcCall_v9,
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146 NULL /* callStruct */
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147 };
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148
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149 /* mode: only a single mode available currently. */
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150 static void dc_callvm_mode_v9(DCCallVM* in_self, DCint mode)
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151 {
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152 DCCallVM_v9* self = (DCCallVM_v9*)in_self;
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153 DCCallVM_vt* vt;
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154
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155 switch(mode) {
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156 case DC_CALL_C_DEFAULT:
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157 case DC_CALL_C_SPARC64:
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158 case DC_CALL_C_ELLIPSIS:
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159 vt = &gVT_v9;
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160 break;
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161 case DC_CALL_C_ELLIPSIS_VARARGS:
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162 vt = &gVT_v9_ellipsis;
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163 break;
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164 default:
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165 self->mInterface.mError = DC_ERROR_UNSUPPORTED_MODE;
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166 return;
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167 }
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168 dc_callvm_base_init(&self->mInterface, vt);
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169 }
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170
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171 /* Public API. */
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172 DCCallVM* dcNewCallVM(DCsize size)
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173 {
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174 DCCallVM_v9* p = (DCCallVM_v9*)dcAllocMem(sizeof(DCCallVM_v9)+size);
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175
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176 dc_callvm_mode_v9((DCCallVM*)p, DC_CALL_C_DEFAULT);
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177
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178 dcVecInit(&p->mVecHead,size);
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179 dc_callvm_reset_v9(&p->mInterface);
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180
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181 return (DCCallVM*)p;
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182 }
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183
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