Mercurial > projects > ldc
annotate gen/statements.c @ 17:6c6cd097bcdf trunk
[svn r21] * Fixed local instances of imported templates
author | lindquist |
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date | Wed, 03 Oct 2007 06:14:41 +0200 |
parents | 37a4fdab33fc |
children | a86fe7496b58 |
rev | line source |
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1 // Statements: D -> LLVM glue |
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2 |
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3 #include <stdio.h> |
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4 #include <math.h> |
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5 #include <sstream> |
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6 #include <fstream> |
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7 #include <iostream> |
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8 |
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9 #include "llvm/Type.h" |
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10 #include "llvm/DerivedTypes.h" |
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11 #include "llvm/Constants.h" |
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12 #include "llvm/Instructions.h" |
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13 #include "llvm/IntrinsicInst.h" |
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14 #include "llvm/CallingConv.h" |
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15 |
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16 #include "total.h" |
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17 #include "init.h" |
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18 #include "symbol.h" |
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19 #include "mtype.h" |
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20 #include "hdrgen.h" |
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21 #include "port.h" |
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22 |
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23 #include "gen/irstate.h" |
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24 #include "gen/elem.h" |
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25 #include "gen/logger.h" |
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26 #include "gen/tollvm.h" |
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27 #include "gen/runtime.h" |
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28 #include "gen/arrays.h" |
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29 |
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30 ////////////////////////////////////////////////////////////////////////////// |
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31 |
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32 void CompoundStatement::toIR(IRState* p) |
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33 { |
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34 static int csi = 0; |
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35 Logger::println("CompoundStatement::toIR(%d):\n<<<\n%s>>>", csi++, toChars()); |
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36 LOG_SCOPE; |
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37 |
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38 /* |
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39 const char* labelname; |
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40 bool insterm = false; |
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41 |
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42 if (!p->scopes()) { |
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43 labelname = "bb"; |
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44 insterm = true; |
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45 } |
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46 else |
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47 labelname = "entry"; |
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48 |
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49 //if (!llvm::isa<llvm::TerminatorInst>(p->topfunc()->back().back())) |
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50 // insterm = true; |
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51 |
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52 llvm::BasicBlock* bb = new llvm::BasicBlock(labelname, p->topfunc()); |
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53 |
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54 if (insterm) { |
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55 new llvm::BranchInst(bb,p->topbb()); |
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56 } |
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57 |
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58 p->bbs.push(bb); |
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59 */ |
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60 |
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61 size_t n = statements->dim; |
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62 for (size_t i=0; i<n; i++) |
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63 { |
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64 Statement* s = (Statement*)statements->data[i]; |
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65 if (s) |
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66 s->toIR(p); |
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67 else |
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68 Logger::println("NULL statement found in CompoundStatement !! :S"); |
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69 } |
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70 |
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71 //p->bbs.pop(); |
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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 void ReturnStatement::toIR(IRState* p) |
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77 { |
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78 static int rsi = 0; |
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79 Logger::println("ReturnStatement::toIR(%d): %s", rsi++, toChars()); |
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80 LOG_SCOPE; |
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81 |
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82 if (exp) |
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83 { |
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84 TY expty = exp->type->ty; |
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85 if (p->topfunc()->getReturnType() == llvm::Type::VoidTy) { |
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86 assert(expty == Tstruct || expty == Tdelegate || expty == Tarray); |
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87 |
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88 TypeFunction* f = p->topfunctype(); |
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89 assert(f->llvmRetInPtr && f->llvmRetArg); |
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90 |
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91 p->lvals.push_back(f->llvmRetArg); |
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92 elem* e = exp->toElem(p); |
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93 p->lvals.pop_back(); |
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94 |
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95 // structliterals do this themselves |
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96 // also they dont produce any value |
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97 if (expty == Tstruct) { |
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98 if (!e->inplace) { |
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99 TypeStruct* ts = (TypeStruct*)exp->type; |
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100 assert(e->mem); |
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101 LLVM_DtoStructCopy(ts,f->llvmRetArg,e->mem); |
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102 } |
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103 } |
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104 else if (expty == Tdelegate) { |
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105 // do nothing, handled by the DelegateExp |
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106 LLVM_DtoDelegateCopy(f->llvmRetArg,e->mem); |
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107 } |
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108 else if (expty == Tarray) { |
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109 if (e->type == elem::SLICE) { |
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110 LLVM_DtoSetArray(f->llvmRetArg,e->arg,e->mem); |
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111 } |
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112 // else the return value is a variable and should already have been assigned by now |
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113 } |
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114 else |
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115 assert(0); |
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116 |
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117 new llvm::ReturnInst(p->scopebb()); |
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118 delete e; |
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119 } |
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120 else { |
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121 elem* e = exp->toElem(p); |
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122 llvm::Value* v = e->getValue(); |
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123 Logger::cout() << *v << '\n'; |
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124 new llvm::ReturnInst(v, p->scopebb()); |
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125 delete e; |
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126 } |
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127 } |
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128 else |
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129 { |
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130 if (p->topfunc()->getReturnType() == llvm::Type::VoidTy) |
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131 new llvm::ReturnInst(p->scopebb()); |
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132 else |
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133 new llvm::UnreachableInst(p->scopebb()); |
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134 } |
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135 |
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136 p->scope().returned = true; |
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137 } |
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138 |
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139 ////////////////////////////////////////////////////////////////////////////// |
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140 |
14
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141 void ExpStatement::toIR(IRState* p) |
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142 { |
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143 static int esi = 0; |
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144 Logger::println("ExpStatement::toIR(%d): %s", esi++, toChars()); |
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145 LOG_SCOPE; |
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146 |
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147 if (exp != 0) { |
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148 elem* e = exp->toElem(p); |
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149 delete e; |
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150 } |
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151 /*elem* e = exp->toElem(p); |
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152 p->buf.printf("%s", e->toChars()); |
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153 delete e; |
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154 p->buf.writenl();*/ |
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155 } |
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156 |
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157 ////////////////////////////////////////////////////////////////////////////// |
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158 |
14
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159 void IfStatement::toIR(IRState* p) |
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160 { |
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161 static int wsi = 0; |
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162 Logger::println("IfStatement::toIR(%d): %s", wsi++, toChars()); |
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163 LOG_SCOPE; |
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164 |
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165 elem* cond_e = condition->toElem(p); |
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166 llvm::Value* cond_val = cond_e->getValue(); |
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167 delete cond_e; |
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168 |
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169 llvm::BasicBlock* oldend = gIR->scopeend(); |
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170 |
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171 llvm::BasicBlock* ifbb = new llvm::BasicBlock("if", gIR->topfunc(), oldend); |
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172 llvm::BasicBlock* endbb = new llvm::BasicBlock("endif", gIR->topfunc(), oldend); |
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173 llvm::BasicBlock* elsebb = 0; |
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174 if (elsebody) { |
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175 elsebb = new llvm::BasicBlock("else", gIR->topfunc(), endbb); |
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176 } |
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177 else { |
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178 elsebb = endbb; |
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179 } |
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180 |
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181 if (cond_val->getType() != llvm::Type::Int1Ty) { |
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182 Logger::cout() << "if conditional: " << *cond_val << '\n'; |
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183 cond_val = LLVM_DtoBoolean(cond_val); |
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184 } |
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185 llvm::Value* ifgoback = new llvm::BranchInst(ifbb, elsebb, cond_val, gIR->scopebegin()); |
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186 |
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187 // replace current scope |
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188 gIR->scope() = IRScope(ifbb,elsebb); |
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189 |
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190 bool endifUsed = false; |
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191 |
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192 // do scoped statements |
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193 ifbody->toIR(p); |
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194 if (!gIR->scopereturned()) { |
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195 new llvm::BranchInst(endbb,gIR->scopebegin()); |
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196 endifUsed = true; |
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197 } |
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198 |
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199 if (elsebody) { |
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200 //assert(0); |
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201 gIR->scope() = IRScope(elsebb,endbb); |
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202 elsebody->toIR(p); |
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203 if (!gIR->scopereturned()) { |
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204 new llvm::BranchInst(endbb,gIR->scopebegin()); |
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205 endifUsed = true; |
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206 } |
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207 } |
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208 |
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209 // rewrite the scope |
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210 gIR->scope() = IRScope(endbb,oldend); |
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211 } |
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212 |
15
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213 ////////////////////////////////////////////////////////////////////////////// |
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214 |
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215 void ScopeStatement::toIR(IRState* p) |
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216 { |
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217 Logger::println("ScopeStatement::toIR(): %s", toChars()); |
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218 LOG_SCOPE; |
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219 |
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220 llvm::BasicBlock* oldend = p->scopeend(); |
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221 |
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222 IRScope irs; |
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223 // remove useless branches by clearing and reusing the current basicblock |
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224 llvm::BasicBlock* bb = p->scopebegin(); |
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225 if (bb->empty()) { |
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226 irs.begin = bb; |
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227 } |
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228 else { |
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229 irs.begin = new llvm::BasicBlock("scope", p->topfunc(), oldend); |
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230 new llvm::BranchInst(irs.begin, p->scopebegin()); |
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231 } |
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232 irs.end = new llvm::BasicBlock("endscope", p->topfunc(), oldend); |
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233 |
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234 gIR->scope() = irs; |
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235 |
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236 statement->toIR(p); |
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237 |
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238 p->scope() = IRScope(p->scopebb(),oldend); |
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239 irs.end->eraseFromParent(); |
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240 |
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241 /* |
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242 if (!gIR->scopereturned()) { |
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243 new llvm::BranchInst(irs.end, gIR->scopebegin()); |
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244 } |
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245 |
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246 // rewrite the scope |
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247 gIR->scope() = IRScope(irs.end,oldend); |
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248 */ |
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249 } |
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250 |
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251 ////////////////////////////////////////////////////////////////////////////// |
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252 |
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253 void WhileStatement::toIR(IRState* p) |
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254 { |
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255 static int wsi = 0; |
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256 Logger::println("WhileStatement::toIR(%d): %s", wsi++, toChars()); |
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257 LOG_SCOPE; |
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258 |
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259 // create while blocks |
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260 llvm::BasicBlock* oldend = gIR->scopeend(); |
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261 llvm::BasicBlock* whilebb = new llvm::BasicBlock("whilecond", gIR->topfunc(), oldend); |
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262 llvm::BasicBlock* endbb = new llvm::BasicBlock("endwhile", gIR->topfunc(), oldend); |
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263 |
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264 // move into the while block |
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265 new llvm::BranchInst(whilebb, gIR->scopebegin()); |
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266 |
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267 // replace current scope |
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268 gIR->scope() = IRScope(whilebb,endbb); |
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269 |
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270 // create the condition |
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271 elem* cond_e = condition->toElem(p); |
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272 llvm::Value* cond_val = LLVM_DtoBoolean(cond_e->getValue()); |
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273 delete cond_e; |
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274 |
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275 // while body block |
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276 llvm::BasicBlock* whilebodybb = new llvm::BasicBlock("whilebody", gIR->topfunc(), endbb); |
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277 |
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278 // conditional branch |
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279 llvm::Value* ifbreak = new llvm::BranchInst(whilebodybb, endbb, cond_val, whilebb); |
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280 |
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281 // rewrite scope |
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282 gIR->scope() = IRScope(whilebodybb,endbb); |
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283 |
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284 // do while body code |
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285 body->toIR(p); |
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286 |
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287 // loop |
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288 new llvm::BranchInst(whilebb, gIR->scopebegin()); |
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289 |
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290 // rewrite the scope |
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291 gIR->scope() = IRScope(endbb,oldend); |
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292 } |
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293 |
15
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294 ////////////////////////////////////////////////////////////////////////////// |
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295 |
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296 void DoStatement::toIR(IRState* p) |
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297 { |
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298 static int wsi = 0; |
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299 Logger::println("DoStatement::toIR(%d): %s", wsi++, toChars()); |
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300 LOG_SCOPE; |
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301 |
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302 // create while blocks |
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303 llvm::BasicBlock* oldend = gIR->scopeend(); |
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304 llvm::BasicBlock* dowhilebb = new llvm::BasicBlock("dowhile", gIR->topfunc(), oldend); |
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305 llvm::BasicBlock* endbb = new llvm::BasicBlock("enddowhile", gIR->topfunc(), oldend); |
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306 |
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307 // move into the while block |
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308 new llvm::BranchInst(dowhilebb, gIR->scopebegin()); |
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309 |
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310 // replace current scope |
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311 gIR->scope() = IRScope(dowhilebb,endbb); |
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312 |
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313 // do do-while body code |
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314 body->toIR(p); |
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315 |
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316 // create the condition |
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317 elem* cond_e = condition->toElem(p); |
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318 llvm::Value* cond_val = LLVM_DtoBoolean(cond_e->getValue()); |
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319 delete cond_e; |
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320 |
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321 // conditional branch |
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322 llvm::Value* ifbreak = new llvm::BranchInst(dowhilebb, endbb, cond_val, gIR->scopebegin()); |
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323 |
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324 // rewrite the scope |
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325 gIR->scope() = IRScope(endbb,oldend); |
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326 } |
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327 |
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328 ////////////////////////////////////////////////////////////////////////////// |
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329 |
14
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330 void ForStatement::toIR(IRState* p) |
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331 { |
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332 static int wsi = 0; |
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333 Logger::println("ForStatement::toIR(%d): %s", wsi++, toChars()); |
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334 LOG_SCOPE; |
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335 |
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336 // create for blocks |
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337 llvm::BasicBlock* oldend = gIR->scopeend(); |
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338 llvm::BasicBlock* forbb = new llvm::BasicBlock("forcond", gIR->topfunc(), oldend); |
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339 llvm::BasicBlock* forbodybb = new llvm::BasicBlock("forbody", gIR->topfunc(), oldend); |
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340 llvm::BasicBlock* forincbb = new llvm::BasicBlock("forinc", gIR->topfunc(), oldend); |
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341 llvm::BasicBlock* endbb = new llvm::BasicBlock("endfor", gIR->topfunc(), oldend); |
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342 |
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343 // init |
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344 if (init != 0) |
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345 init->toIR(p); |
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346 |
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347 // move into the for condition block, ie. start the loop |
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348 new llvm::BranchInst(forbb, gIR->scopebegin()); |
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349 |
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350 IRScope loop; |
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351 loop.begin = forincbb; |
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352 loop.end = endbb; |
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353 p->loopbbs.push_back(loop); |
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354 |
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355 // replace current scope |
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356 gIR->scope() = IRScope(forbb,forbodybb); |
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357 |
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358 // create the condition |
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359 elem* cond_e = condition->toElem(p); |
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360 llvm::Value* cond_val = LLVM_DtoBoolean(cond_e->getValue()); |
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361 delete cond_e; |
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362 |
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363 // conditional branch |
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364 llvm::Value* ifbreak = new llvm::BranchInst(forbodybb, endbb, cond_val, forbb); |
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365 |
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366 // rewrite scope |
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367 gIR->scope() = IRScope(forbodybb,forincbb); |
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368 |
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369 // do for body code |
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370 body->toIR(p); |
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371 |
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372 // move into the for increment block |
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373 new llvm::BranchInst(forincbb, gIR->scopebegin()); |
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374 gIR->scope() = IRScope(forincbb, endbb); |
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375 |
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376 // increment |
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377 if (increment) { |
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378 elem* inc = increment->toElem(p); |
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379 delete inc; |
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380 } |
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381 |
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382 // loop |
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383 new llvm::BranchInst(forbb, gIR->scopebegin()); |
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384 |
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385 p->loopbbs.pop_back(); |
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386 |
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387 // rewrite the scope |
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388 gIR->scope() = IRScope(endbb,oldend); |
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389 } |
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390 |
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391 ////////////////////////////////////////////////////////////////////////////// |
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|
392 |
14
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393 void BreakStatement::toIR(IRState* p) |
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394 { |
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395 static int wsi = 0; |
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396 Logger::println("BreakStatement::toIR(%d): %s", wsi++, toChars()); |
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397 LOG_SCOPE; |
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398 |
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399 if (ident != 0) { |
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400 Logger::println("ident = %s", ident->toChars()); |
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401 assert(0); |
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402 } |
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403 else { |
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404 new llvm::BranchInst(gIR->loopbbs.back().end, gIR->scopebegin()); |
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405 } |
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406 } |
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|
407 |
15
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diff
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|
408 ////////////////////////////////////////////////////////////////////////////// |
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diff
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|
409 |
14
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410 void ContinueStatement::toIR(IRState* p) |
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411 { |
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412 static int wsi = 0; |
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413 Logger::println("ContinueStatement::toIR(%d): %s", wsi++, toChars()); |
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414 LOG_SCOPE; |
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|
415 |
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parents:
diff
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|
416 if (ident != 0) { |
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parents:
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|
417 Logger::println("ident = %s", ident->toChars()); |
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parents:
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|
418 assert(0); |
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parents:
diff
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|
419 } |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
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|
420 else { |
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parents:
diff
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|
421 new llvm::BranchInst(gIR->loopbbs.back().begin, gIR->scopebegin()); |
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parents:
diff
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|
422 } |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
423 } |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
424 |
15
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
425 ////////////////////////////////////////////////////////////////////////////// |
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parents:
14
diff
changeset
|
426 |
14
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parents:
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|
427 void OnScopeStatement::toIR(IRState* p) |
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parents:
diff
changeset
|
428 { |
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parents:
diff
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|
429 static int wsi = 0; |
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parents:
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|
430 Logger::println("OnScopeStatement::toIR(%d): %s", wsi++, toChars()); |
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parents:
diff
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|
431 LOG_SCOPE; |
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lindquist
parents:
diff
changeset
|
432 |
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lindquist
parents:
diff
changeset
|
433 assert(statement); |
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parents:
diff
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|
434 //statement->toIR(p); // this seems to be redundant |
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parents:
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|
435 } |
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parents:
diff
changeset
|
436 |
15
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
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parents:
14
diff
changeset
|
437 ////////////////////////////////////////////////////////////////////////////// |
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parents:
14
diff
changeset
|
438 |
14
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[svn r18] * Initial support for switch statements - No string switches yet.
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parents:
diff
changeset
|
439 void TryFinallyStatement::toIR(IRState* p) |
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parents:
diff
changeset
|
440 { |
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lindquist
parents:
diff
changeset
|
441 static int wsi = 0; |
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lindquist
parents:
diff
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|
442 Logger::println("TryFinallyStatement::toIR(%d): %s", wsi++, toChars()); |
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parents:
diff
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|
443 LOG_SCOPE; |
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lindquist
parents:
diff
changeset
|
444 |
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lindquist
parents:
diff
changeset
|
445 llvm::BasicBlock* oldend = gIR->scopeend(); |
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lindquist
parents:
diff
changeset
|
446 |
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parents:
diff
changeset
|
447 llvm::BasicBlock* trybb = new llvm::BasicBlock("try", gIR->topfunc(), oldend); |
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[svn r18] * Initial support for switch statements - No string switches yet.
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parents:
diff
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|
448 llvm::BasicBlock* finallybb = new llvm::BasicBlock("finally", gIR->topfunc(), oldend); |
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parents:
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449 llvm::BasicBlock* endbb = new llvm::BasicBlock("endtryfinally", gIR->topfunc(), oldend); |
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parents:
diff
changeset
|
450 |
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lindquist
parents:
diff
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|
451 // pass the previous BB into this |
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parents:
diff
changeset
|
452 new llvm::BranchInst(trybb, gIR->scopebegin()); |
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lindquist
parents:
diff
changeset
|
453 |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
454 gIR->scope() = IRScope(trybb,finallybb); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
455 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
456 assert(body); |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
457 body->toIR(p); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
458 new llvm::BranchInst(finallybb, gIR->scopebegin()); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
459 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
460 // rewrite the scope |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
461 gIR->scope() = IRScope(finallybb,endbb); |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
462 |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
463 assert(finalbody); |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
464 finalbody->toIR(p); |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
465 new llvm::BranchInst(endbb, gIR->scopebegin()); |
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lindquist
parents:
diff
changeset
|
466 |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
467 // rewrite the scope |
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lindquist
parents:
diff
changeset
|
468 gIR->scope() = IRScope(endbb,oldend); |
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lindquist
parents:
diff
changeset
|
469 } |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
470 |
15
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
471 ////////////////////////////////////////////////////////////////////////////// |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
472 |
14
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
473 void TryCatchStatement::toIR(IRState* p) |
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lindquist
parents:
diff
changeset
|
474 { |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
475 static int wsi = 0; |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
476 Logger::println("TryCatchStatement::toIR(%d): %s", wsi++, toChars()); |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
477 LOG_SCOPE; |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
478 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
479 assert(0 && "try-catch is not properly"); |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
480 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
481 assert(body); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
482 body->toIR(p); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
483 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
484 assert(catches); |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
485 for(size_t i=0; i<catches->dim; ++i) |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
486 { |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
487 Catch* c = (Catch*)catches->data[i]; |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
488 c->handler->toIR(p); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
489 } |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
490 } |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
491 |
15
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
492 ////////////////////////////////////////////////////////////////////////////// |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
493 |
14
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
494 void ThrowStatement::toIR(IRState* p) |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
495 { |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
496 static int wsi = 0; |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
497 Logger::println("ThrowStatement::toIR(%d): %s", wsi++, toChars()); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
498 LOG_SCOPE; |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
499 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
500 assert(0 && "throw is not implemented"); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
501 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
502 assert(exp); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
503 elem* e = exp->toElem(p); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
504 delete e; |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
505 } |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
506 |
15
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
507 ////////////////////////////////////////////////////////////////////////////// |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
508 |
14
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
509 void SwitchStatement::toIR(IRState* p) |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
510 { |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
511 Logger::println("SwitchStatement::toIR(): %s", toChars()); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
512 LOG_SCOPE; |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
513 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
514 llvm::BasicBlock* oldend = gIR->scopeend(); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
515 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
516 // collect the needed cases |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
517 typedef std::pair<llvm::BasicBlock*, llvm::ConstantInt*> CasePair; |
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lindquist
parents:
diff
changeset
|
518 std::vector<CasePair> vcases; |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
519 for (int i=0; i<cases->dim; ++i) |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
520 { |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
521 CaseStatement* cs = (CaseStatement*)cases->data[i]; |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
522 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
523 // get the case value |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
524 elem* e = cs->exp->toElem(p); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
525 assert(e->val && llvm::isa<llvm::ConstantInt>(e->val)); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
526 llvm::ConstantInt* ec = llvm::cast<llvm::ConstantInt>(e->val); |
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[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
527 delete e; |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
528 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
529 // create the case bb with a nice label |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
530 std::string lblname("case"+std::string(cs->exp->toChars())); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
531 llvm::BasicBlock* bb = new llvm::BasicBlock(lblname, p->topfunc(), oldend); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
532 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
533 vcases.push_back(CasePair(bb,ec)); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
534 } |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
535 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
536 // default |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
537 llvm::BasicBlock* defbb = 0; |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
538 if (!hasNoDefault) { |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
539 defbb = new llvm::BasicBlock("default", p->topfunc(), oldend); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
540 } |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
541 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
542 // end (break point) |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
543 llvm::BasicBlock* endbb = new llvm::BasicBlock("switchend", p->topfunc(), oldend); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
544 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
545 // condition var |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
546 elem* cond = condition->toElem(p); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
547 llvm::SwitchInst* si = new llvm::SwitchInst(cond->getValue(), defbb ? defbb : endbb, cases->dim, p->scopebb()); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
548 delete cond; |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
549 |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
550 // add the cases |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
551 size_t n = vcases.size(); |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
552 for (size_t i=0; i<n; ++i) |
0e86428ee567
[svn r18] * Initial support for switch statements - No string switches yet.
lindquist
parents:
diff
changeset
|
553 { |
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554 si->addCase(vcases[i].second, vcases[i].first); |
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555 } |
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556 |
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557 // insert case statements |
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558 for (size_t i=0; i<n; ++i) |
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559 { |
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560 llvm::BasicBlock* nextbb = (i == n-1) ? (defbb ? defbb : endbb) : vcases[i+1].first; |
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561 p->scope() = IRScope(vcases[i].first,nextbb); |
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|
562 |
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563 p->loopbbs.push_back(IRScope(p->scopebb(),endbb)); |
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564 static_cast<CaseStatement*>(cases->data[i])->statement->toIR(p); |
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565 p->loopbbs.pop_back(); |
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566 |
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567 llvm::BasicBlock* curbb = p->scopebb(); |
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568 if (!curbb->empty() && !curbb->back().isTerminator()) |
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569 { |
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570 new llvm::BranchInst(nextbb, curbb); |
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571 } |
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572 } |
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573 |
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574 // default statement |
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575 if (defbb) |
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576 { |
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577 p->scope() = IRScope(defbb,endbb); |
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578 p->loopbbs.push_back(IRScope(defbb,endbb)); |
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579 sdefault->statement->toIR(p); |
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580 p->loopbbs.pop_back(); |
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|
581 |
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582 llvm::BasicBlock* curbb = p->scopebb(); |
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583 if (!curbb->empty() && !curbb->back().isTerminator()) |
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584 { |
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585 new llvm::BranchInst(endbb, curbb); |
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586 } |
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587 } |
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588 |
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589 gIR->scope() = IRScope(endbb,oldend); |
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590 } |
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|
591 |
15
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592 ////////////////////////////////////////////////////////////////////////////// |
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diff
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|
593 |
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594 void UnrolledLoopStatement::toIR(IRState* p) |
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595 { |
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596 Logger::println("UnrolledLoopStatement::toIR(): %s", toChars()); |
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597 LOG_SCOPE; |
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|
598 |
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599 llvm::BasicBlock* oldend = gIR->scopeend(); |
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600 llvm::BasicBlock* endbb = new llvm::BasicBlock("unrolledend", p->topfunc(), oldend); |
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|
601 |
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602 p->scope() = IRScope(p->scopebb(),endbb); |
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603 p->loopbbs.push_back(IRScope(p->scopebb(),endbb)); |
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|
604 |
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605 for (int i=0; i<statements->dim; ++i) |
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606 { |
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|
607 Statement* s = (Statement*)statements->data[i]; |
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608 s->toIR(p); |
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609 } |
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diff
changeset
|
610 |
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611 p->loopbbs.pop_back(); |
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|
612 |
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613 new llvm::BranchInst(endbb, p->scopebb()); |
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614 p->scope() = IRScope(endbb,oldend); |
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615 } |
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diff
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|
616 |
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617 ////////////////////////////////////////////////////////////////////////////// |
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|
618 |
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changeset
|
619 ////////////////////////////////////////////////////////////////////////////// |
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|
620 |
14
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621 #define STUBST(x) void x::toIR(IRState * p) {error("Statement type "#x" not implemented: %s", toChars());fatal();} |
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622 //STUBST(BreakStatement); |
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623 //STUBST(ForStatement); |
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624 STUBST(WithStatement); |
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625 STUBST(SynchronizedStatement); |
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|
626 //STUBST(ReturnStatement); |
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627 //STUBST(ContinueStatement); |
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changeset
|
628 STUBST(DefaultStatement); |
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|
629 STUBST(CaseStatement); |
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630 //STUBST(SwitchStatement); |
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|
631 STUBST(SwitchErrorStatement); |
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|
632 STUBST(Statement); |
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633 //STUBST(IfStatement); |
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|
634 STUBST(ForeachStatement); |
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|
635 //STUBST(DoStatement); |
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|
636 //STUBST(WhileStatement); |
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|
637 //STUBST(ExpStatement); |
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|
638 //STUBST(CompoundStatement); |
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changeset
|
639 //STUBST(ScopeStatement); |
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|
640 STUBST(AsmStatement); |
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changeset
|
641 //STUBST(TryCatchStatement); |
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parents:
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changeset
|
642 //STUBST(TryFinallyStatement); |
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changeset
|
643 STUBST(VolatileStatement); |
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|
644 STUBST(LabelStatement); |
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|
645 //STUBST(ThrowStatement); |
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changeset
|
646 STUBST(GotoCaseStatement); |
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changeset
|
647 STUBST(GotoDefaultStatement); |
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changeset
|
648 STUBST(GotoStatement); |
15
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|
649 //STUBST(UnrolledLoopStatement); |
14
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|
650 //STUBST(OnScopeStatement); |