Mercurial > projects > ldc
annotate gen/declarations.cpp @ 1338:99ebaa4dd414
Automated merge with http://hg.dsource.org/projects/ldc
author | Christian Kamm <kamm incasoftware de> |
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date | Sun, 10 May 2009 17:58:35 +0200 |
parents | 79758fd2f48a |
children | 48747003a5de |
rev | line source |
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1 #include "gen/llvm.h" |
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2 |
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3 #include "aggregate.h" |
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4 #include "declaration.h" |
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5 #include "enum.h" |
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6 #include "id.h" |
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7 #include "mem.h" |
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8 #include "template.h" |
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9 |
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10 #include "gen/irstate.h" |
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11 #include "gen/tollvm.h" |
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12 #include "gen/llvmhelpers.h" |
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13 #include "gen/logger.h" |
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14 |
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15 #include "ir/ir.h" |
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16 #include "ir/irvar.h" |
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17 #include "ir/irtype.h" |
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18 #include "ir/irtypestruct.h" |
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19 |
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20 /* ================================================================== */ |
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21 |
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22 void Dsymbol::codegen(Ir*) |
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23 { |
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24 Logger::println("Ignoring Dsymbol::toObjFile for %s", toChars()); |
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25 } |
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26 |
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27 /* ================================================================== */ |
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28 |
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29 void Declaration::codegen(Ir*) |
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30 { |
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31 Logger::println("Ignoring Declaration::toObjFile for %s", toChars()); |
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32 } |
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33 |
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34 /* ================================================================== */ |
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35 |
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36 void InterfaceDeclaration::codegen(Ir*) |
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37 { |
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38 //Logger::println("Ignoring InterfaceDeclaration::toObjFile for %s", toChars()); |
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39 DtoResolveDsymbol(this); |
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40 } |
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41 |
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42 /* ================================================================== */ |
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43 |
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44 void StructDeclaration::codegen(Ir*) |
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45 { |
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46 DtoResolveDsymbol(this); |
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47 } |
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48 |
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49 /* ================================================================== */ |
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50 |
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51 void ClassDeclaration::codegen(Ir*) |
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52 { |
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53 DtoResolveDsymbol(this); |
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54 } |
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55 |
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56 /* ================================================================== */ |
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57 |
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58 void TupleDeclaration::codegen(Ir* p) |
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59 { |
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60 Logger::println("TupleDeclaration::toObjFile(): %s", toChars()); |
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61 |
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62 assert(isexp); |
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63 assert(objects); |
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64 |
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65 int n = objects->dim; |
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66 |
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67 for (int i=0; i < n; ++i) |
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68 { |
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69 DsymbolExp* exp = (DsymbolExp*)objects->data[i]; |
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70 assert(exp->op == TOKdsymbol); |
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71 exp->s->codegen(p); |
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72 } |
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73 } |
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74 |
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75 /* ================================================================== */ |
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76 |
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77 // FIXME: this is horrible!!! |
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78 |
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79 void VarDeclaration::codegen(Ir* p) |
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80 { |
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81 Logger::print("VarDeclaration::toObjFile(): %s | %s\n", toChars(), type->toChars()); |
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82 LOG_SCOPE; |
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83 |
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84 // just forward aliases |
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85 if (aliassym) |
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86 { |
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87 Logger::println("alias sym"); |
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88 toAlias()->codegen(p); |
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89 return; |
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90 } |
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91 |
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92 // output the parent aggregate first |
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93 if (AggregateDeclaration* ad = isMember()) |
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94 ad->codegen(p); |
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95 |
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96 // global variable |
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97 #if DMDV2 |
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98 // taken from dmd2/structs |
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99 if (isDataseg() || (storage_class & (STCconst | STCinvariant) && init)) |
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100 #else |
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101 if (isDataseg()) |
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102 #endif |
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103 { |
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104 Logger::println("data segment"); |
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105 |
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106 #if DMDV2 |
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107 if (storage_class & STCmanifest) |
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108 { |
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109 assert(0 && "manifest constant being codegened!!!"); |
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110 } |
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111 #endif |
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112 |
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113 // don't duplicate work |
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114 if (this->ir.resolved) return; |
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115 this->ir.resolved = true; |
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116 this->ir.declared = true; |
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117 |
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118 this->ir.irGlobal = new IrGlobal(this); |
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119 |
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120 Logger::println("parent: %s (%s)", parent->toChars(), parent->kind()); |
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121 |
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122 #if DMDV2 |
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123 // not sure why this is only needed for d2 |
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124 bool _isconst = isConst() && init; |
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125 #else |
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126 bool _isconst = isConst(); |
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127 #endif |
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128 |
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129 |
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130 Logger::println("Creating global variable"); |
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131 |
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132 const LLType* _type = this->ir.irGlobal->type.get(); |
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133 llvm::GlobalValue::LinkageTypes _linkage = DtoLinkage(this); |
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134 std::string _name(mangle()); |
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135 |
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136 llvm::GlobalVariable* gvar = new llvm::GlobalVariable(_type,_isconst,_linkage,NULL,_name,gIR->module); |
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137 this->ir.irGlobal->value = gvar; |
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138 |
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139 if (Logger::enabled()) |
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140 Logger::cout() << *gvar << '\n'; |
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141 |
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142 // if this global is used from a nested function, this is necessary or |
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143 // optimization could potentially remove the global (if it's the only use) |
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144 if (nakedUse) |
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145 gIR->usedArray.push_back(DtoBitCast(gvar, getVoidPtrType())); |
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146 |
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147 // initialize |
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148 DtoConstInitGlobal(this); |
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149 } |
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150 } |
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151 |
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152 /* ================================================================== */ |
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153 |
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154 void TypedefDeclaration::codegen(Ir*) |
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155 { |
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156 Logger::print("TypedefDeclaration::toObjFile: %s\n", toChars()); |
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157 LOG_SCOPE; |
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158 |
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159 // generate typeinfo |
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160 DtoTypeInfoOf(type, false); |
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161 } |
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162 |
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163 /* ================================================================== */ |
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164 |
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165 void EnumDeclaration::codegen(Ir*) |
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166 { |
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167 Logger::println("Ignoring EnumDeclaration::toObjFile for %s", toChars()); |
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168 } |
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169 |
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170 /* ================================================================== */ |
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171 |
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172 void FuncDeclaration::codegen(Ir* p) |
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173 { |
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174 // don't touch function aliases, they don't contribute any new symbols |
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175 if (!isFuncAliasDeclaration()) |
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176 { |
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177 DtoResolveDsymbol(this); |
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178 } |
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179 } |
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180 |
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181 /* ================================================================== */ |
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182 |
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183 void TemplateInstance::codegen(Ir* p) |
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184 { |
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185 #if LOG |
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186 printf("TemplateInstance::toObjFile('%s', this = %p)\n", toChars(), this); |
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187 #endif |
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188 if (!errors && members) |
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189 { |
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190 for (int i = 0; i < members->dim; i++) |
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191 { |
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192 Dsymbol *s = (Dsymbol *)members->data[i]; |
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193 s->codegen(p); |
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194 } |
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195 } |
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196 } |
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197 |
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198 /* ================================================================== */ |
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199 |
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200 void TemplateMixin::codegen(Ir* p) |
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201 { |
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202 TemplateInstance::codegen(p); |
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203 } |
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204 |
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205 /* ================================================================== */ |
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206 |
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207 void AttribDeclaration::codegen(Ir* p) |
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208 { |
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209 Array *d = include(NULL, NULL); |
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210 |
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211 if (d) |
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212 { |
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213 for (unsigned i = 0; i < d->dim; i++) |
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214 { Dsymbol *s = (Dsymbol *)d->data[i]; |
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215 s->codegen(p); |
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216 } |
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217 } |
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218 } |
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219 |
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220 /* ================================================================== */ |
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221 |
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222 void obj_includelib(const char* lib); |
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223 |
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224 void PragmaDeclaration::codegen(Ir* p) |
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225 { |
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226 if (ident == Id::lib) |
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227 { |
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228 assert(args && args->dim == 1); |
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229 |
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230 Expression *e = (Expression *)args->data[0]; |
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231 |
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232 assert(e->op == TOKstring); |
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233 |
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234 StringExp *se = (StringExp *)e; |
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235 char *name = (char *)mem.malloc(se->len + 1); |
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236 memcpy(name, se->string, se->len); |
dbe4af57b240
Changed use of toObjFile to a new codegen method.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
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changeset
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237 name[se->len] = 0; |
dbe4af57b240
Changed use of toObjFile to a new codegen method.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
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changeset
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238 obj_includelib(name); |
dbe4af57b240
Changed use of toObjFile to a new codegen method.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
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239 } |
dbe4af57b240
Changed use of toObjFile to a new codegen method.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
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240 AttribDeclaration::codegen(p); |
dbe4af57b240
Changed use of toObjFile to a new codegen method.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
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changeset
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241 } |
dbe4af57b240
Changed use of toObjFile to a new codegen method.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
diff
changeset
|
242 |
dbe4af57b240
Changed use of toObjFile to a new codegen method.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
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changeset
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243 /* ================================================================== */ |