Mercurial > projects > ldc
annotate gen/statements.cpp @ 181:ef4108f34db6 trunk
[svn r197] Fixed: empty scope statement segfaulted.
author | lindquist |
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date | Wed, 07 May 2008 19:34:41 +0200 |
parents | c44e6a711885 |
children | 89e21eeaf4c4 |
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 |
40 | 9 #include "gen/llvm.h" |
131 | 10 #include "llvm/InlineAsm.h" |
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11 #include "llvm/Support/CFG.h" |
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12 |
132 | 13 #include "mars.h" |
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14 #include "total.h" |
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15 #include "init.h" |
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16 #include "mtype.h" |
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17 #include "hdrgen.h" |
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18 #include "port.h" |
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19 |
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20 #include "gen/irstate.h" |
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21 #include "gen/logger.h" |
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22 #include "gen/tollvm.h" |
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23 #include "gen/runtime.h" |
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24 #include "gen/arrays.h" |
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25 #include "gen/todebug.h" |
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26 #include "gen/dvalue.h" |
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27 |
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28 #include "ir/irfunction.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 { |
132 | 34 Logger::println("CompoundStatement::toIR(): %s", loc.toChars()); |
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35 LOG_SCOPE; |
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36 |
34 | 37 for (int i=0; i<statements->dim; i++) |
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38 { |
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39 Statement* s = (Statement*)statements->data[i]; |
132 | 40 if (s) { |
34 | 41 s->toIR(p); |
42 } | |
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43 } |
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44 } |
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45 |
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46 ////////////////////////////////////////////////////////////////////////////// |
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47 |
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48 // generates IR for finally blocks between the 'start' and 'end' statements |
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49 // will begin with the finally block belonging to 'start' and does not include |
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50 // the finally block of 'end' |
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51 void emit_finallyblocks(IRState* p, TryFinallyStatement* start, TryFinallyStatement* end) |
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52 { |
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53 // verify that end encloses start |
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54 TryFinallyStatement* endfinally = start; |
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55 while(endfinally != NULL && endfinally != end) { |
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56 endfinally = endfinally->enclosingtryfinally; |
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57 } |
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58 assert(endfinally == end); |
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59 |
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60 // emit code for finallys between start and end |
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61 TryFinallyStatement* tf = start; |
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62 while(tf != end) { |
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63 tf->finalbody->toIR(p); |
148
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64 tf = tf->enclosingtryfinally; |
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65 } |
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66 } |
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67 |
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68 ////////////////////////////////////////////////////////////////////////////// |
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69 |
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70 void ReturnStatement::toIR(IRState* p) |
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71 { |
132 | 72 Logger::println("ReturnStatement::toIR(): %s", loc.toChars()); |
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73 LOG_SCOPE; |
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74 |
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75 if (exp) |
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76 { |
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77 if (p->topfunc()->getReturnType() == llvm::Type::VoidTy) { |
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78 IrFunction* f = p->func(); |
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79 assert(f->type->llvmRetInPtr); |
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80 assert(f->decl->ir.irFunc->retArg); |
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81 |
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82 if (global.params.symdebug) DtoDwarfStopPoint(loc.linnum); |
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83 |
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84 DValue* rvar = new DVarValue(f->type->next, f->decl->ir.irFunc->retArg, true); |
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85 |
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86 p->exps.push_back(IRExp(NULL,exp,rvar)); |
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87 DValue* e = exp->toElem(p); |
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88 p->exps.pop_back(); |
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89 |
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90 if (!e->inPlace()) |
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91 DtoAssign(rvar, e); |
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92 |
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93 emit_finallyblocks(p, enclosingtryfinally, NULL); |
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94 |
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95 if (global.params.symdebug) DtoDwarfFuncEnd(f->decl); |
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96 new llvm::ReturnInst(p->scopebb()); |
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97 |
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98 } |
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99 else { |
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100 if (global.params.symdebug) DtoDwarfStopPoint(loc.linnum); |
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101 DValue* e = exp->toElem(p); |
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102 llvm::Value* v = e->getRVal(); |
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103 delete e; |
40 | 104 Logger::cout() << "return value is '" <<*v << "'\n"; |
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105 |
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106 emit_finallyblocks(p, enclosingtryfinally, NULL); |
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107 |
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108 if (global.params.symdebug) DtoDwarfFuncEnd(p->func()->decl); |
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109 new llvm::ReturnInst(v, p->scopebb()); |
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110 } |
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111 } |
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112 else |
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113 { |
40 | 114 if (p->topfunc()->getReturnType() == llvm::Type::VoidTy) { |
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115 emit_finallyblocks(p, enclosingtryfinally, NULL); |
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116 |
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117 if (global.params.symdebug) DtoDwarfFuncEnd(p->func()->decl); |
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118 new llvm::ReturnInst(p->scopebb()); |
40 | 119 } |
120 else { | |
121 assert(0); // why should this ever happen? | |
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122 new llvm::UnreachableInst(p->scopebb()); |
40 | 123 } |
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124 } |
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125 } |
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126 |
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127 ////////////////////////////////////////////////////////////////////////////// |
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128 |
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129 void ExpStatement::toIR(IRState* p) |
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130 { |
132 | 131 Logger::println("ExpStatement::toIR(): %s", loc.toChars()); |
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132 LOG_SCOPE; |
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133 |
109
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134 if (global.params.symdebug) |
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135 DtoDwarfStopPoint(loc.linnum); |
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136 |
137 | 137 if (exp) { |
138 if (global.params.llvmAnnotate) | |
139 DtoAnnotation(exp->toChars()); | |
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140 elem* e = exp->toElem(p); |
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141 delete e; |
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142 } |
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143 /*elem* e = exp->toElem(p); |
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144 p->buf.printf("%s", e->toChars()); |
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145 delete e; |
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146 p->buf.writenl();*/ |
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147 } |
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148 |
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149 ////////////////////////////////////////////////////////////////////////////// |
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150 |
14
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151 void IfStatement::toIR(IRState* p) |
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152 { |
132 | 153 Logger::println("IfStatement::toIR(): %s", loc.toChars()); |
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154 LOG_SCOPE; |
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155 |
163
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156 if (match) |
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157 { |
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158 llvm::Value* allocainst = new llvm::AllocaInst(DtoType(match->type), "._tmp_if_var", p->topallocapoint()); |
173
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159 match->ir.irLocal = new IrLocal(match); |
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160 match->ir.irLocal->value = allocainst; |
163
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161 } |
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162 |
86
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163 DValue* cond_e = condition->toElem(p); |
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164 llvm::Value* cond_val = cond_e->getRVal(); |
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165 delete cond_e; |
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166 |
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167 llvm::BasicBlock* oldend = gIR->scopeend(); |
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168 |
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169 llvm::BasicBlock* ifbb = new llvm::BasicBlock("if", gIR->topfunc(), oldend); |
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170 llvm::BasicBlock* endbb = new llvm::BasicBlock("endif", gIR->topfunc(), oldend); |
81
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171 llvm::BasicBlock* elsebb = elsebody ? new llvm::BasicBlock("else", gIR->topfunc(), endbb) : endbb; |
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172 |
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173 if (cond_val->getType() != llvm::Type::Int1Ty) { |
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174 Logger::cout() << "if conditional: " << *cond_val << '\n'; |
81
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175 cond_val = DtoBoolean(cond_val); |
14
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176 } |
108
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177 llvm::Value* ifgoback = new llvm::BranchInst(ifbb, elsebb, cond_val, gIR->scopebb()); |
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178 |
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179 // replace current scope |
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180 gIR->scope() = IRScope(ifbb,elsebb); |
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181 |
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182 // do scoped statements |
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183 ifbody->toIR(p); |
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184 if (!gIR->scopereturned()) { |
108
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185 new llvm::BranchInst(endbb,gIR->scopebb()); |
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186 } |
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187 |
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188 if (elsebody) { |
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189 //assert(0); |
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190 gIR->scope() = IRScope(elsebb,endbb); |
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191 elsebody->toIR(p); |
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192 if (!gIR->scopereturned()) { |
108
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193 new llvm::BranchInst(endbb,gIR->scopebb()); |
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194 } |
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195 } |
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196 |
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197 // rewrite the scope |
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198 gIR->scope() = IRScope(endbb,oldend); |
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199 } |
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200 |
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201 ////////////////////////////////////////////////////////////////////////////// |
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202 |
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203 void ScopeStatement::toIR(IRState* p) |
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204 { |
132 | 205 Logger::println("ScopeStatement::toIR(): %s", loc.toChars()); |
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206 LOG_SCOPE; |
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207 |
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208 llvm::BasicBlock* oldend = p->scopeend(); |
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209 |
40 | 210 llvm::BasicBlock* beginbb = 0; |
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211 |
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212 // remove useless branches by clearing and reusing the current basicblock |
108
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213 llvm::BasicBlock* bb = p->scopebb(); |
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214 if (bb->empty()) { |
40 | 215 beginbb = bb; |
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216 } |
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217 else { |
40 | 218 assert(!p->scopereturned()); |
219 beginbb = new llvm::BasicBlock("scope", p->topfunc(), oldend); | |
108
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220 new llvm::BranchInst(beginbb, p->scopebb()); |
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221 } |
40 | 222 llvm::BasicBlock* endbb = new llvm::BasicBlock("endscope", p->topfunc(), oldend); |
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223 |
40 | 224 gIR->scope() = IRScope(beginbb, endbb); |
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225 |
181
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226 if (statement) |
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227 statement->toIR(p); |
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228 |
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229 p->scope() = IRScope(p->scopebb(),oldend); |
40 | 230 endbb->eraseFromParent(); |
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231 } |
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232 |
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233 ////////////////////////////////////////////////////////////////////////////// |
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234 |
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235 void WhileStatement::toIR(IRState* p) |
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236 { |
132 | 237 Logger::println("WhileStatement::toIR(): %s", loc.toChars()); |
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238 LOG_SCOPE; |
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239 |
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240 // create while blocks |
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241 llvm::BasicBlock* oldend = gIR->scopeend(); |
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242 llvm::BasicBlock* whilebb = new llvm::BasicBlock("whilecond", gIR->topfunc(), oldend); |
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243 llvm::BasicBlock* whilebodybb = new llvm::BasicBlock("whilebody", gIR->topfunc(), oldend); |
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244 llvm::BasicBlock* endbb = new llvm::BasicBlock("endwhile", gIR->topfunc(), oldend); |
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245 |
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246 // move into the while block |
40 | 247 p->ir->CreateBr(whilebb); |
108
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248 //new llvm::BranchInst(whilebb, gIR->scopebb()); |
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249 |
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250 // replace current scope |
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251 gIR->scope() = IRScope(whilebb,endbb); |
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252 |
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253 // create the condition |
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254 DValue* cond_e = condition->toElem(p); |
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255 llvm::Value* cond_val = DtoBoolean(cond_e->getRVal()); |
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256 delete cond_e; |
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257 |
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258 // conditional branch |
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259 llvm::Value* ifbreak = new llvm::BranchInst(whilebodybb, endbb, cond_val, p->scopebb()); |
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260 |
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261 // rewrite scope |
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262 gIR->scope() = IRScope(whilebodybb,endbb); |
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263 |
94
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264 // while body code |
148
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265 p->loopbbs.push_back(IRLoopScope(this,enclosingtryfinally,whilebb,endbb)); |
14
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266 body->toIR(p); |
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267 p->loopbbs.pop_back(); |
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268 |
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269 // loop |
108
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270 if (!gIR->scopereturned()) |
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271 new llvm::BranchInst(whilebb, gIR->scopebb()); |
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272 |
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273 // rewrite the scope |
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274 gIR->scope() = IRScope(endbb,oldend); |
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275 } |
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276 |
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277 ////////////////////////////////////////////////////////////////////////////// |
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278 |
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279 void DoStatement::toIR(IRState* p) |
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280 { |
132 | 281 Logger::println("DoStatement::toIR(): %s", loc.toChars()); |
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282 LOG_SCOPE; |
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283 |
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284 // create while blocks |
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285 llvm::BasicBlock* oldend = gIR->scopeend(); |
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286 llvm::BasicBlock* dowhilebb = new llvm::BasicBlock("dowhile", gIR->topfunc(), oldend); |
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287 llvm::BasicBlock* endbb = new llvm::BasicBlock("enddowhile", gIR->topfunc(), oldend); |
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288 |
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289 // move into the while block |
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290 assert(!gIR->scopereturned()); |
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291 new llvm::BranchInst(dowhilebb, gIR->scopebb()); |
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292 |
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293 // replace current scope |
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294 gIR->scope() = IRScope(dowhilebb,endbb); |
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295 |
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296 // do-while body code |
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297 p->loopbbs.push_back(IRLoopScope(this,enclosingtryfinally,dowhilebb,endbb)); |
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298 body->toIR(p); |
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299 p->loopbbs.pop_back(); |
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300 |
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301 // create the condition |
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302 DValue* cond_e = condition->toElem(p); |
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303 llvm::Value* cond_val = DtoBoolean(cond_e->getRVal()); |
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304 delete cond_e; |
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305 |
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306 // conditional branch |
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307 llvm::Value* ifbreak = new llvm::BranchInst(dowhilebb, endbb, cond_val, gIR->scopebb()); |
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308 |
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309 // rewrite the scope |
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310 gIR->scope() = IRScope(endbb,oldend); |
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311 } |
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312 |
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313 ////////////////////////////////////////////////////////////////////////////// |
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314 |
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315 void ForStatement::toIR(IRState* p) |
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316 { |
132 | 317 Logger::println("ForStatement::toIR(): %s", loc.toChars()); |
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318 LOG_SCOPE; |
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319 |
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320 // create for blocks |
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321 llvm::BasicBlock* oldend = gIR->scopeend(); |
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322 llvm::BasicBlock* forbb = new llvm::BasicBlock("forcond", gIR->topfunc(), oldend); |
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323 llvm::BasicBlock* forbodybb = new llvm::BasicBlock("forbody", gIR->topfunc(), oldend); |
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324 llvm::BasicBlock* forincbb = new llvm::BasicBlock("forinc", gIR->topfunc(), oldend); |
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325 llvm::BasicBlock* endbb = new llvm::BasicBlock("endfor", gIR->topfunc(), oldend); |
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326 |
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327 // init |
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328 if (init != 0) |
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329 init->toIR(p); |
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330 |
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331 // move into the for condition block, ie. start the loop |
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332 assert(!gIR->scopereturned()); |
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333 new llvm::BranchInst(forbb, gIR->scopebb()); |
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334 |
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335 p->loopbbs.push_back(IRLoopScope(this,enclosingtryfinally,forincbb,endbb)); |
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336 |
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337 // replace current scope |
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338 gIR->scope() = IRScope(forbb,forbodybb); |
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339 |
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340 // create the condition |
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341 DValue* cond_e = condition->toElem(p); |
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342 llvm::Value* cond_val = DtoBoolean(cond_e->getRVal()); |
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343 delete cond_e; |
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344 |
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345 // conditional branch |
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346 assert(!gIR->scopereturned()); |
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347 new llvm::BranchInst(forbodybb, endbb, cond_val, gIR->scopebb()); |
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348 |
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349 // rewrite scope |
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350 gIR->scope() = IRScope(forbodybb,forincbb); |
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351 |
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352 // do for body code |
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353 body->toIR(p); |
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354 |
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355 // move into the for increment block |
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356 if (!gIR->scopereturned()) |
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357 new llvm::BranchInst(forincbb, gIR->scopebb()); |
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358 gIR->scope() = IRScope(forincbb, endbb); |
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359 |
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360 // increment |
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361 if (increment) { |
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362 DValue* inc = increment->toElem(p); |
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363 delete inc; |
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364 } |
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365 |
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366 // loop |
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367 if (!gIR->scopereturned()) |
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368 new llvm::BranchInst(forbb, gIR->scopebb()); |
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369 |
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370 p->loopbbs.pop_back(); |
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371 |
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372 // rewrite the scope |
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373 gIR->scope() = IRScope(endbb,oldend); |
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374 } |
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375 |
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376 ////////////////////////////////////////////////////////////////////////////// |
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377 |
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378 void BreakStatement::toIR(IRState* p) |
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379 { |
132 | 380 Logger::println("BreakStatement::toIR(): %s", loc.toChars()); |
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381 LOG_SCOPE; |
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382 |
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383 if (ident != 0) { |
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384 Logger::println("ident = %s", ident->toChars()); |
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385 |
148
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386 emit_finallyblocks(p, enclosingtryfinally, target->enclosingtryfinally); |
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387 |
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388 // get the loop statement the label refers to |
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389 Statement* targetLoopStatement = target->statement; |
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390 ScopeStatement* tmp; |
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391 while(tmp = targetLoopStatement->isScopeStatement()) |
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392 targetLoopStatement = tmp->statement; |
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393 |
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394 // find the right break block and jump there |
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395 IRState::LoopScopeVec::reverse_iterator it; |
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396 for(it = gIR->loopbbs.rbegin(); it != gIR->loopbbs.rend(); ++it) { |
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397 if(it->s == targetLoopStatement) { |
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398 new llvm::BranchInst(it->end, gIR->scopebb()); |
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399 return; |
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400 } |
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401 } |
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402 assert(0); |
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403 } |
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404 else { |
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405 emit_finallyblocks(p, enclosingtryfinally, gIR->loopbbs.back().enclosingtryfinally); |
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406 new llvm::BranchInst(gIR->loopbbs.back().end, gIR->scopebb()); |
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407 } |
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408 } |
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409 |
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410 ////////////////////////////////////////////////////////////////////////////// |
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411 |
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412 void ContinueStatement::toIR(IRState* p) |
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413 { |
132 | 414 Logger::println("ContinueStatement::toIR(): %s", loc.toChars()); |
14
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415 LOG_SCOPE; |
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416 |
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417 if (ident != 0) { |
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418 Logger::println("ident = %s", ident->toChars()); |
145
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419 |
148
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420 emit_finallyblocks(p, enclosingtryfinally, target->enclosingtryfinally); |
145
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421 |
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422 // get the loop statement the label refers to |
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423 Statement* targetLoopStatement = target->statement; |
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424 ScopeStatement* tmp; |
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425 while(tmp = targetLoopStatement->isScopeStatement()) |
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426 targetLoopStatement = tmp->statement; |
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427 |
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428 // find the right continue block and jump there |
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429 IRState::LoopScopeVec::reverse_iterator it; |
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430 for(it = gIR->loopbbs.rbegin(); it != gIR->loopbbs.rend(); ++it) { |
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431 if(it->s == targetLoopStatement) { |
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432 new llvm::BranchInst(it->begin, gIR->scopebb()); |
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433 return; |
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434 } |
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435 } |
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436 assert(0); |
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437 } |
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438 else { |
148
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439 emit_finallyblocks(p, enclosingtryfinally, gIR->loopbbs.back().enclosingtryfinally); |
108
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440 new llvm::BranchInst(gIR->loopbbs.back().begin, gIR->scopebb()); |
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441 } |
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442 } |
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443 |
15
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444 ////////////////////////////////////////////////////////////////////////////// |
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445 |
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446 void OnScopeStatement::toIR(IRState* p) |
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447 { |
132 | 448 Logger::println("OnScopeStatement::toIR(): %s", loc.toChars()); |
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449 LOG_SCOPE; |
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450 |
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451 assert(statement); |
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452 //statement->toIR(p); // this seems to be redundant |
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453 } |
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454 |
15
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455 ////////////////////////////////////////////////////////////////////////////// |
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456 |
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457 void TryFinallyStatement::toIR(IRState* p) |
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458 { |
132 | 459 Logger::println("TryFinallyStatement::toIR(): %s", loc.toChars()); |
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460 LOG_SCOPE; |
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461 |
81
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462 // create basic blocks |
40 | 463 llvm::BasicBlock* oldend = p->scopeend(); |
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464 |
40 | 465 llvm::BasicBlock* trybb = new llvm::BasicBlock("try", p->topfunc(), oldend); |
466 llvm::BasicBlock* finallybb = new llvm::BasicBlock("finally", p->topfunc(), oldend); | |
467 llvm::BasicBlock* endbb = new llvm::BasicBlock("endtryfinally", p->topfunc(), oldend); | |
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468 |
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469 // pass the previous BB into this |
81
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470 assert(!gIR->scopereturned()); |
40 | 471 new llvm::BranchInst(trybb, p->scopebb()); |
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472 |
81
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473 // do the try block |
40 | 474 p->scope() = IRScope(trybb,finallybb); |
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475 |
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476 assert(body); |
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477 body->toIR(p); |
81
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478 |
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479 // terminate try BB |
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480 if (!p->scopereturned()) |
40 | 481 new llvm::BranchInst(finallybb, p->scopebb()); |
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482 |
81
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483 // do finally block |
145
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484 p->scope() = IRScope(finallybb,endbb); |
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485 assert(finalbody); |
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486 finalbody->toIR(p); |
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487 |
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488 // terminate finally |
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489 if (!gIR->scopereturned()) { |
40 | 490 new llvm::BranchInst(endbb, p->scopebb()); |
491 } | |
492 | |
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493 // rewrite the scope |
40 | 494 p->scope() = IRScope(endbb,oldend); |
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495 } |
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496 |
15
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497 ////////////////////////////////////////////////////////////////////////////// |
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498 |
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499 void TryCatchStatement::toIR(IRState* p) |
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500 { |
132 | 501 Logger::println("TryCatchStatement::toIR(): %s", loc.toChars()); |
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502 LOG_SCOPE; |
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503 |
133
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504 Logger::attention(loc, "try-catch is not yet fully implemented"); |
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505 |
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506 // create basic blocks |
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507 llvm::BasicBlock* oldend = p->scopeend(); |
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508 |
133
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509 llvm::BasicBlock* trybb = new llvm::BasicBlock("try", p->topfunc(), oldend); |
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510 llvm::BasicBlock* catchbb = new llvm::BasicBlock("catch", p->topfunc(), oldend); |
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511 llvm::BasicBlock* endbb = new llvm::BasicBlock("endtrycatch", p->topfunc(), oldend); |
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512 |
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513 // pass the previous BB into this |
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514 assert(!gIR->scopereturned()); |
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515 new llvm::BranchInst(trybb, p->scopebb()); |
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516 |
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517 // do the try block |
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518 p->scope() = IRScope(trybb,catchbb); |
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519 assert(body); |
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520 body->toIR(p); |
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521 |
133
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522 if (!gIR->scopereturned()) |
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523 new llvm::BranchInst(endbb, p->scopebb()); |
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524 |
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525 // do catch |
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526 p->scope() = IRScope(catchbb,oldend); |
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527 new llvm::BranchInst(endbb, p->scopebb()); |
34 | 528 /*assert(catches); |
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529 for(size_t i=0; i<catches->dim; ++i) |
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530 { |
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531 Catch* c = (Catch*)catches->data[i]; |
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532 c->handler->toIR(p); |
34 | 533 }*/ |
133
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534 |
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535 // rewrite the scope |
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536 p->scope() = IRScope(endbb,oldend); |
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537 } |
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538 |
15
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539 ////////////////////////////////////////////////////////////////////////////// |
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|
540 |
14
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541 void ThrowStatement::toIR(IRState* p) |
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542 { |
132 | 543 Logger::println("ThrowStatement::toIR(): %s", loc.toChars()); |
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544 LOG_SCOPE; |
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545 |
133
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546 Logger::attention(loc, "throw is not yet fully implemented"); |
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547 |
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548 assert(exp); |
86
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549 DValue* e = exp->toElem(p); |
133
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550 llvm::Function* fn = LLVM_D_GetRuntimeFunction(gIR->module, "_d_throw_exception"); |
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551 //Logger::cout() << "calling: " << *fn << '\n'; |
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552 llvm::Value* arg = DtoBitCast(e->getRVal(), fn->getFunctionType()->getParamType(0)); |
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553 //Logger::cout() << "arg: " << *arg << '\n'; |
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554 gIR->ir->CreateCall(fn, arg, ""); |
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555 gIR->ir->CreateUnreachable(); |
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556 } |
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557 |
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558 ////////////////////////////////////////////////////////////////////////////// |
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559 |
122 | 560 // used to build the sorted list of cases |
561 struct Case : Object | |
562 { | |
563 StringExp* str; | |
564 size_t index; | |
565 | |
566 Case(StringExp* s, size_t i) { | |
567 str = s; | |
568 index = i; | |
569 } | |
570 | |
571 int compare(Object *obj) { | |
572 Case* c2 = (Case*)obj; | |
573 return str->compare(c2->str); | |
574 } | |
575 }; | |
576 | |
577 static llvm::Value* call_string_switch_runtime(llvm::GlobalVariable* table, Expression* e) | |
578 { | |
579 Type* dt = DtoDType(e->type); | |
580 Type* dtnext = DtoDType(dt->next); | |
581 TY ty = dtnext->ty; | |
582 const char* fname; | |
583 if (ty == Tchar) { | |
584 fname = "_d_switch_string"; | |
585 } | |
586 else if (ty == Twchar) { | |
587 fname = "_d_switch_ustring"; | |
588 } | |
589 else if (ty == Tdchar) { | |
590 fname = "_d_switch_dstring"; | |
591 } | |
592 else { | |
593 assert(0 && "not char/wchar/dchar"); | |
594 } | |
595 | |
596 llvm::Function* fn = LLVM_D_GetRuntimeFunction(gIR->module, fname); | |
597 std::vector<llvm::Value*> args; | |
598 args.push_back(table); | |
599 args.push_back(e->toElem(gIR)->getRVal()); | |
600 return gIR->ir->CreateCall(fn, args.begin(), args.end(), "tmp"); | |
601 } | |
602 | |
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603 void SwitchStatement::toIR(IRState* p) |
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604 { |
132 | 605 Logger::println("SwitchStatement::toIR(): %s", loc.toChars()); |
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606 LOG_SCOPE; |
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607 |
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608 llvm::BasicBlock* oldend = gIR->scopeend(); |
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609 |
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610 // collect the needed cases |
108
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611 typedef std::pair<llvm::BasicBlock*, std::vector<llvm::ConstantInt*> > CasePair; |
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612 std::vector<CasePair> vcases; |
108
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613 std::vector<Statement*> vbodies; |
122 | 614 Array caseArray; |
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615 for (int i=0; i<cases->dim; ++i) |
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616 { |
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617 CaseStatement* cs = (CaseStatement*)cases->data[i]; |
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618 |
122 | 619 std::string lblname("case"); |
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620 llvm::BasicBlock* bb = new llvm::BasicBlock(lblname, p->topfunc(), oldend); |
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621 cs->bodyBB = bb; |
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622 |
108
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623 std::vector<llvm::ConstantInt*> tmp; |
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624 CaseStatement* last; |
122 | 625 bool first = true; |
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626 do { |
122 | 627 // integral case |
628 if (cs->exp->type->isintegral()) { | |
629 llvm::Constant* c = cs->exp->toConstElem(p); | |
630 tmp.push_back(isaConstantInt(c)); | |
631 } | |
632 // string case | |
633 else { | |
634 assert(cs->exp->op == TOKstring); | |
635 // for string switches this is unfortunately necessary or there will be duplicates in the list | |
636 if (first) { | |
637 caseArray.push(new Case((StringExp*)cs->exp, i)); | |
638 first = false; | |
639 } | |
640 } | |
108
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641 last = cs; |
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642 } |
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643 while (cs = cs->statement->isCaseStatement()); |
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644 |
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645 vcases.push_back(CasePair(bb, tmp)); |
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646 vbodies.push_back(last->statement); |
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647 } |
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648 |
122 | 649 // string switch? |
650 llvm::GlobalVariable* switchTable = 0; | |
651 if (!condition->type->isintegral()) | |
652 { | |
653 // first sort it | |
654 caseArray.sort(); | |
655 // iterate and add indices to cases | |
656 std::vector<llvm::Constant*> inits; | |
657 for (size_t i=0; i<caseArray.dim; ++i) | |
658 { | |
659 Case* c = (Case*)caseArray.data[i]; | |
660 vcases[c->index].second.push_back(DtoConstUint(i)); | |
661 inits.push_back(c->str->toConstElem(p)); | |
662 } | |
663 // build static array for ptr or final array | |
664 const llvm::Type* elemTy = DtoType(condition->type); | |
665 const llvm::ArrayType* arrTy = llvm::ArrayType::get(elemTy, inits.size()); | |
666 llvm::Constant* arrInit = llvm::ConstantArray::get(arrTy, inits); | |
667 llvm::GlobalVariable* arr = new llvm::GlobalVariable(arrTy, true, llvm::GlobalValue::InternalLinkage, arrInit, "string_switch_table_data", gIR->module); | |
668 | |
133
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669 const llvm::Type* elemPtrTy = getPtrToType(elemTy); |
122 | 670 llvm::Constant* arrPtr = llvm::ConstantExpr::getBitCast(arr, elemPtrTy); |
671 | |
672 // build the static table | |
673 std::vector<const llvm::Type*> types; | |
674 types.push_back(DtoSize_t()); | |
675 types.push_back(elemPtrTy); | |
676 const llvm::StructType* sTy = llvm::StructType::get(types); | |
677 std::vector<llvm::Constant*> sinits; | |
678 sinits.push_back(DtoConstSize_t(inits.size())); | |
679 sinits.push_back(arrPtr); | |
680 llvm::Constant* sInit = llvm::ConstantStruct::get(sTy, sinits); | |
681 | |
682 switchTable = new llvm::GlobalVariable(sTy, true, llvm::GlobalValue::InternalLinkage, sInit, "string_switch_table", gIR->module); | |
683 } | |
684 | |
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685 // default |
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686 llvm::BasicBlock* defbb = 0; |
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687 if (!hasNoDefault) { |
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688 defbb = new llvm::BasicBlock("default", p->topfunc(), oldend); |
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689 sdefault->bodyBB = defbb; |
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690 } |
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691 |
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692 // end (break point) |
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693 llvm::BasicBlock* endbb = new llvm::BasicBlock("switchend", p->topfunc(), oldend); |
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694 |
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695 // condition var |
122 | 696 llvm::Value* condVal; |
697 // integral switch | |
698 if (condition->type->isintegral()) { | |
699 DValue* cond = condition->toElem(p); | |
700 condVal = cond->getRVal(); | |
701 } | |
702 // string switch | |
703 else { | |
704 condVal = call_string_switch_runtime(switchTable, condition); | |
705 } | |
706 llvm::SwitchInst* si = new llvm::SwitchInst(condVal, defbb ? defbb : endbb, cases->dim, p->scopebb()); | |
14
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707 |
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708 // add the cases |
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709 size_t n = vcases.size(); |
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710 for (size_t i=0; i<n; ++i) |
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711 { |
108
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712 size_t nc = vcases[i].second.size(); |
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713 for (size_t j=0; j<nc; ++j) |
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714 { |
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715 si->addCase(vcases[i].second[j], vcases[i].first); |
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716 } |
14
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|
717 } |
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|
718 |
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|
719 // insert case statements |
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720 for (size_t i=0; i<n; ++i) |
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721 { |
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722 llvm::BasicBlock* nextbb = (i == n-1) ? (defbb ? defbb : endbb) : vcases[i+1].first; |
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723 p->scope() = IRScope(vcases[i].first,nextbb); |
148
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724 p->loopbbs.push_back(IRLoopScope(this,enclosingtryfinally,p->scopebb(),endbb)); |
108
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725 vbodies[i]->toIR(p); |
14
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726 p->loopbbs.pop_back(); |
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|
727 |
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728 llvm::BasicBlock* curbb = p->scopebb(); |
78
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729 if (curbb->empty() || !curbb->back().isTerminator()) |
14
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730 { |
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731 new llvm::BranchInst(nextbb, curbb); |
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|
732 } |
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|
733 } |
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|
734 |
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|
735 // default statement |
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|
736 if (defbb) |
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|
737 { |
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738 p->scope() = IRScope(defbb,endbb); |
148
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739 p->loopbbs.push_back(IRLoopScope(this,enclosingtryfinally,p->scopebb(),endbb)); |
78
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|
740 Logger::println("doing default statement"); |
14
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741 sdefault->statement->toIR(p); |
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|
742 p->loopbbs.pop_back(); |
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|
743 |
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|
744 llvm::BasicBlock* curbb = p->scopebb(); |
78
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745 if (curbb->empty() || !curbb->back().isTerminator()) |
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746 { |
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|
747 new llvm::BranchInst(endbb, curbb); |
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|
748 } |
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|
749 } |
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|
750 |
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|
751 gIR->scope() = IRScope(endbb,oldend); |
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|
752 } |
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|
753 |
15
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|
754 ////////////////////////////////////////////////////////////////////////////// |
108
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|
755 void CaseStatement::toIR(IRState* p) |
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|
756 { |
132 | 757 Logger::println("CaseStatement::toIR(): %s", loc.toChars()); |
108
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|
758 LOG_SCOPE; |
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|
759 |
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|
760 assert(0); |
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|
761 } |
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|
762 |
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|
763 ////////////////////////////////////////////////////////////////////////////// |
15
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764 |
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[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
765 void UnrolledLoopStatement::toIR(IRState* p) |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
766 { |
132 | 767 Logger::println("UnrolledLoopStatement::toIR(): %s", loc.toChars()); |
15
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
768 LOG_SCOPE; |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
769 |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
770 llvm::BasicBlock* oldend = gIR->scopeend(); |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
771 llvm::BasicBlock* endbb = new llvm::BasicBlock("unrolledend", p->topfunc(), oldend); |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
772 |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
773 p->scope() = IRScope(p->scopebb(),endbb); |
148
86d3bb8ca33e
[svn r154] renaming enclosingtry to enclosingtryfinally to distinguish it from enclosingtrycatch, which will probably need to be added for exception handling
ChristianK
parents:
146
diff
changeset
|
774 p->loopbbs.push_back(IRLoopScope(this,enclosingtryfinally,p->scopebb(),endbb)); |
15
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
775 |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
776 for (int i=0; i<statements->dim; ++i) |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
777 { |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
778 Statement* s = (Statement*)statements->data[i]; |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
779 s->toIR(p); |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
780 } |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
781 |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
782 p->loopbbs.pop_back(); |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
783 |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
784 new llvm::BranchInst(endbb, p->scopebb()); |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
785 p->scope() = IRScope(endbb,oldend); |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
786 } |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
787 |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
788 ////////////////////////////////////////////////////////////////////////////// |
37a4fdab33fc
[svn r19] * Added support for reassigning 'this' inside class constructors.
lindquist
parents:
14
diff
changeset
|
789 |
32
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
790 void ForeachStatement::toIR(IRState* p) |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
791 { |
132 | 792 Logger::println("ForeachStatement::toIR(): %s", loc.toChars()); |
32
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
793 LOG_SCOPE; |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
794 |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
795 //assert(arguments->dim == 1); |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
796 assert(value != 0); |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
797 assert(body != 0); |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
798 assert(aggr != 0); |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
799 assert(func != 0); |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
800 |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
801 //Argument* arg = (Argument*)arguments->data[0]; |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
802 //Logger::println("Argument is %s", arg->toChars()); |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
803 |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
804 Logger::println("aggr = %s", aggr->toChars()); |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
805 |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
806 // key |
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
80
diff
changeset
|
807 const llvm::Type* keytype = key ? DtoType(key->type) : DtoSize_t(); |
32
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
808 llvm::Value* keyvar = new llvm::AllocaInst(keytype, "foreachkey", p->topallocapoint()); |
136
0e28624814e8
[svn r140] did a lot of the work towards being able to pass multiple modules on the command line. not complete yet though
lindquist
parents:
133
diff
changeset
|
809 if (key) |
0e28624814e8
[svn r140] did a lot of the work towards being able to pass multiple modules on the command line. not complete yet though
lindquist
parents:
133
diff
changeset
|
810 { |
0e28624814e8
[svn r140] did a lot of the work towards being able to pass multiple modules on the command line. not complete yet though
lindquist
parents:
133
diff
changeset
|
811 //key->llvmValue = keyvar; |
173
db9890b3fb64
[svn r189] moving IR data back into DMD frontend nodes
ChristianK
parents:
163
diff
changeset
|
812 assert(!key->ir.irLocal); |
db9890b3fb64
[svn r189] moving IR data back into DMD frontend nodes
ChristianK
parents:
163
diff
changeset
|
813 key->ir.irLocal = new IrLocal(key); |
db9890b3fb64
[svn r189] moving IR data back into DMD frontend nodes
ChristianK
parents:
163
diff
changeset
|
814 key->ir.irLocal->value = keyvar; |
136
0e28624814e8
[svn r140] did a lot of the work towards being able to pass multiple modules on the command line. not complete yet though
lindquist
parents:
133
diff
changeset
|
815 } |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
816 llvm::Value* zerokey = llvm::ConstantInt::get(keytype,0,false); |
32
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
817 |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
818 // value |
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
80
diff
changeset
|
819 const llvm::Type* valtype = DtoType(value->type); |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
820 llvm::Value* valvar = NULL; |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
821 if (!value->isRef() && !value->isOut()) |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
822 valvar = new llvm::AllocaInst(valtype, "foreachval", p->topallocapoint()); |
173
db9890b3fb64
[svn r189] moving IR data back into DMD frontend nodes
ChristianK
parents:
163
diff
changeset
|
823 assert(!value->ir.irLocal); |
db9890b3fb64
[svn r189] moving IR data back into DMD frontend nodes
ChristianK
parents:
163
diff
changeset
|
824 value->ir.irLocal = new IrLocal(value); |
32
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
825 |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
826 // what to iterate |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
827 DValue* aggrval = aggr->toElem(p); |
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
80
diff
changeset
|
828 Type* aggrtype = DtoDType(aggr->type); |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
829 |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
830 // get length and pointer |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
831 llvm::Value* val = 0; |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
832 llvm::Value* niters = 0; |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
833 |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
834 // static array |
45 | 835 if (aggrtype->ty == Tsarray) |
32
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
836 { |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
837 Logger::println("foreach over static array"); |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
838 val = aggrval->getRVal(); |
96 | 839 assert(isaPointer(val->getType())); |
840 const llvm::ArrayType* arrty = isaArray(val->getType()->getContainedType(0)); | |
841 assert(arrty); | |
842 size_t nelems = arrty->getNumElements(); | |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
843 assert(nelems > 0); |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
844 niters = llvm::ConstantInt::get(keytype,nelems,false); |
32
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
845 } |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
846 // dynamic array |
45 | 847 else if (aggrtype->ty == Tarray) |
848 { | |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
849 if (DSliceValue* slice = aggrval->isSlice()) { |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
850 Logger::println("foreach over slice"); |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
851 niters = slice->len; |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
852 assert(niters); |
86
fd32135dca3e
[svn r90] Major updates to the gen directory. Redesigned the 'elem' struct. Much more... !!!
lindquist
parents:
82
diff
changeset
|
853 val = slice->ptr; |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
854 assert(val); |
73 | 855 } |
856 else { | |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
857 Logger::println("foreach over dynamic array"); |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
858 val = aggrval->getRVal(); |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
859 niters = DtoGEPi(val,0,0,"tmp",p->scopebb()); |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
860 niters = p->ir->CreateLoad(niters, "numiterations"); |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
861 val = DtoGEPi(val,0,1,"tmp",p->scopebb()); |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
862 val = p->ir->CreateLoad(val, "collection"); |
73 | 863 } |
45 | 864 } |
32
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
865 else |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
866 { |
45 | 867 assert(0 && "aggregate type is not Tarray or Tsarray"); |
32
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
868 } |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
869 |
109
5ab8e92611f9
[svn r113] Added initial support for associative arrays (AAs).
lindquist
parents:
108
diff
changeset
|
870 if (niters->getType() != keytype) |
5ab8e92611f9
[svn r113] Added initial support for associative arrays (AAs).
lindquist
parents:
108
diff
changeset
|
871 { |
133
44a95ac7368a
[svn r137] Many fixes towards tango.io.Console working, but not quite there yet...
lindquist
parents:
132
diff
changeset
|
872 size_t sz1 = getTypeBitSize(niters->getType()); |
44a95ac7368a
[svn r137] Many fixes towards tango.io.Console working, but not quite there yet...
lindquist
parents:
132
diff
changeset
|
873 size_t sz2 = getTypeBitSize(keytype); |
109
5ab8e92611f9
[svn r113] Added initial support for associative arrays (AAs).
lindquist
parents:
108
diff
changeset
|
874 if (sz1 < sz2) |
5ab8e92611f9
[svn r113] Added initial support for associative arrays (AAs).
lindquist
parents:
108
diff
changeset
|
875 niters = gIR->ir->CreateZExt(niters, keytype, "foreachtrunckey"); |
5ab8e92611f9
[svn r113] Added initial support for associative arrays (AAs).
lindquist
parents:
108
diff
changeset
|
876 else if (sz1 > sz2) |
5ab8e92611f9
[svn r113] Added initial support for associative arrays (AAs).
lindquist
parents:
108
diff
changeset
|
877 niters = gIR->ir->CreateTrunc(niters, keytype, "foreachtrunckey"); |
5ab8e92611f9
[svn r113] Added initial support for associative arrays (AAs).
lindquist
parents:
108
diff
changeset
|
878 else |
5ab8e92611f9
[svn r113] Added initial support for associative arrays (AAs).
lindquist
parents:
108
diff
changeset
|
879 niters = gIR->ir->CreateBitCast(niters, keytype, "foreachtrunckey"); |
5ab8e92611f9
[svn r113] Added initial support for associative arrays (AAs).
lindquist
parents:
108
diff
changeset
|
880 } |
5ab8e92611f9
[svn r113] Added initial support for associative arrays (AAs).
lindquist
parents:
108
diff
changeset
|
881 |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
882 llvm::Constant* delta = 0; |
33
bc641b23a714
[svn r37] * Initial support for foreach on static arrays. Not 100% complete
lindquist
parents:
32
diff
changeset
|
883 if (op == TOKforeach) { |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
884 new llvm::StoreInst(zerokey, keyvar, p->scopebb()); |
32
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
885 } |
94
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
886 else { |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
86
diff
changeset
|
887 new llvm::StoreInst(niters, keyvar, p->scopebb()); |
32
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
888 } |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
889 |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
890 llvm::BasicBlock* oldend = gIR->scopeend(); |
94
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891 llvm::BasicBlock* condbb = new llvm::BasicBlock("foreachcond", p->topfunc(), oldend); |
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|
892 llvm::BasicBlock* bodybb = new llvm::BasicBlock("foreachbody", p->topfunc(), oldend); |
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diff
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|
893 llvm::BasicBlock* nextbb = new llvm::BasicBlock("foreachnext", p->topfunc(), oldend); |
32
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diff
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|
894 llvm::BasicBlock* endbb = new llvm::BasicBlock("foreachend", p->topfunc(), oldend); |
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diff
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|
895 |
94
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|
896 new llvm::BranchInst(condbb, p->scopebb()); |
32
a86fe7496b58
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diff
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|
897 |
94
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|
898 // condition |
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|
899 p->scope() = IRScope(condbb,bodybb); |
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|
900 |
33
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diff
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|
901 llvm::Value* done = 0; |
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|
902 llvm::Value* load = new llvm::LoadInst(keyvar, "tmp", p->scopebb()); |
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diff
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|
903 if (op == TOKforeach) { |
94
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|
904 done = new llvm::ICmpInst(llvm::ICmpInst::ICMP_ULT, load, niters, "tmp", p->scopebb()); |
33
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|
905 } |
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|
906 else if (op == TOKforeach_reverse) { |
94
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|
907 done = new llvm::ICmpInst(llvm::ICmpInst::ICMP_UGT, load, zerokey, "tmp", p->scopebb()); |
33
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diff
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|
908 load = llvm::BinaryOperator::createSub(load,llvm::ConstantInt::get(keytype, 1, false),"tmp",p->scopebb()); |
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diff
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|
909 new llvm::StoreInst(load, keyvar, p->scopebb()); |
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diff
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|
910 } |
94
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|
911 new llvm::BranchInst(bodybb, endbb, done, p->scopebb()); |
33
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diff
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|
912 |
108
288fe1029e1f
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diff
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|
913 // init body |
94
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|
914 p->scope() = IRScope(bodybb,nextbb); |
32
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diff
changeset
|
915 |
33
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diff
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|
916 // get value for this iteration |
45 | 917 llvm::Constant* zero = llvm::ConstantInt::get(keytype,0,false); |
51
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diff
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|
918 llvm::Value* loadedKey = p->ir->CreateLoad(keyvar,"tmp"); |
45 | 919 if (aggrtype->ty == Tsarray) |
173
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|
920 value->ir.irLocal->value = DtoGEP(val,zero,loadedKey,"tmp"); |
45 | 921 else if (aggrtype->ty == Tarray) |
173
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|
922 value->ir.irLocal->value = new llvm::GetElementPtrInst(val,loadedKey,"tmp",p->scopebb()); |
51
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diff
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|
923 |
86
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|
924 if (!value->isRef() && !value->isOut()) { |
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|
925 DValue* dst = new DVarValue(value->type, valvar, true); |
173
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|
926 DValue* src = new DVarValue(value->type, value->ir.irLocal->value, true); |
86
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|
927 DtoAssign(dst, src); |
173
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|
928 value->ir.irLocal->value = valvar; |
51
61bc1b4ad3c4
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diff
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|
929 } |
32
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diff
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|
930 |
108
288fe1029e1f
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100
diff
changeset
|
931 // emit body |
148
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|
932 p->loopbbs.push_back(IRLoopScope(this,enclosingtryfinally,nextbb,endbb)); |
32
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diff
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|
933 body->toIR(p); |
33
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parents:
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diff
changeset
|
934 p->loopbbs.pop_back(); |
32
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
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diff
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|
935 |
40 | 936 if (!p->scopereturned()) |
94
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lindquist
parents:
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|
937 new llvm::BranchInst(nextbb, p->scopebb()); |
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lindquist
parents:
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diff
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|
938 |
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parents:
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|
939 // next |
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diff
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|
940 p->scope() = IRScope(nextbb,endbb); |
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|
941 if (op == TOKforeach) { |
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|
942 llvm::Value* load = DtoLoad(keyvar); |
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parents:
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diff
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|
943 load = p->ir->CreateAdd(load, llvm::ConstantInt::get(keytype, 1, false), "tmp"); |
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diff
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|
944 DtoStore(load, keyvar); |
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|
945 } |
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diff
changeset
|
946 new llvm::BranchInst(condbb, p->scopebb()); |
32
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diff
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|
947 |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
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diff
changeset
|
948 // end |
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parents:
15
diff
changeset
|
949 p->scope() = IRScope(endbb,oldend); |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
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|
950 } |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
951 |
a86fe7496b58
[svn r36] * Fixed a bug where passing a regular argument to a ref argument did not allocate storage
lindquist
parents:
15
diff
changeset
|
952 ////////////////////////////////////////////////////////////////////////////// |
a86fe7496b58
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lindquist
parents:
15
diff
changeset
|
953 |
37
77cdca8c210f
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lindquist
parents:
34
diff
changeset
|
954 void LabelStatement::toIR(IRState* p) |
77cdca8c210f
[svn r41] new'd dynamic arrays are now initialized with the element type's default initializer.
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parents:
34
diff
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|
955 { |
132 | 956 Logger::println("LabelStatement::toIR(): %s", loc.toChars()); |
37
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34
diff
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|
957 LOG_SCOPE; |
77cdca8c210f
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lindquist
parents:
34
diff
changeset
|
958 |
77cdca8c210f
[svn r41] new'd dynamic arrays are now initialized with the element type's default initializer.
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parents:
34
diff
changeset
|
959 assert(tf == NULL); |
77cdca8c210f
[svn r41] new'd dynamic arrays are now initialized with the element type's default initializer.
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34
diff
changeset
|
960 |
77cdca8c210f
[svn r41] new'd dynamic arrays are now initialized with the element type's default initializer.
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parents:
34
diff
changeset
|
961 llvm::BasicBlock* oldend = gIR->scopeend(); |
77cdca8c210f
[svn r41] new'd dynamic arrays are now initialized with the element type's default initializer.
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parents:
34
diff
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|
962 if (llvmBB) |
77cdca8c210f
[svn r41] new'd dynamic arrays are now initialized with the element type's default initializer.
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34
diff
changeset
|
963 llvmBB->moveBefore(oldend); |
77cdca8c210f
[svn r41] new'd dynamic arrays are now initialized with the element type's default initializer.
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34
diff
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|
964 else |
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[svn r41] new'd dynamic arrays are now initialized with the element type's default initializer.
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parents:
34
diff
changeset
|
965 llvmBB = new llvm::BasicBlock("label", p->topfunc(), oldend); |
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[svn r41] new'd dynamic arrays are now initialized with the element type's default initializer.
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parents:
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diff
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|
966 |
86
fd32135dca3e
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diff
changeset
|
967 if (!p->scopereturned()) |
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parents:
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diff
changeset
|
968 new llvm::BranchInst(llvmBB, p->scopebb()); |
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diff
changeset
|
969 |
37
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parents:
34
diff
changeset
|
970 p->scope() = IRScope(llvmBB,oldend); |
86
fd32135dca3e
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|
971 if (statement) |
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diff
changeset
|
972 statement->toIR(p); |
37
77cdca8c210f
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34
diff
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|
973 } |
77cdca8c210f
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parents:
34
diff
changeset
|
974 |
77cdca8c210f
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parents:
34
diff
changeset
|
975 ////////////////////////////////////////////////////////////////////////////// |
77cdca8c210f
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lindquist
parents:
34
diff
changeset
|
976 |
77cdca8c210f
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lindquist
parents:
34
diff
changeset
|
977 void GotoStatement::toIR(IRState* p) |
77cdca8c210f
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parents:
34
diff
changeset
|
978 { |
132 | 979 Logger::println("GotoStatement::toIR(): %s", loc.toChars()); |
37
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diff
changeset
|
980 LOG_SCOPE; |
77cdca8c210f
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lindquist
parents:
34
diff
changeset
|
981 |
77cdca8c210f
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lindquist
parents:
34
diff
changeset
|
982 assert(tf == NULL); |
77cdca8c210f
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lindquist
parents:
34
diff
changeset
|
983 |
77cdca8c210f
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lindquist
parents:
34
diff
changeset
|
984 llvm::BasicBlock* oldend = gIR->scopeend(); |
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lindquist
parents:
34
diff
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|
985 llvm::BasicBlock* bb = new llvm::BasicBlock("aftergoto", p->topfunc(), oldend); |
77cdca8c210f
[svn r41] new'd dynamic arrays are now initialized with the element type's default initializer.
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parents:
34
diff
changeset
|
986 |
77cdca8c210f
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lindquist
parents:
34
diff
changeset
|
987 if (label->statement->llvmBB == NULL) |
77cdca8c210f
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parents:
34
diff
changeset
|
988 label->statement->llvmBB = new llvm::BasicBlock("label", p->topfunc()); |
86
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parents:
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diff
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|
989 assert(!p->scopereturned()); |
145
8f704cb9969b
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diff
changeset
|
990 |
8f704cb9969b
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diff
changeset
|
991 // find finallys between goto and label |
148
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diff
changeset
|
992 TryFinallyStatement* endfinally = enclosingtryfinally; |
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|
993 while(endfinally != NULL && endfinally != label->statement->enclosingtryfinally) { |
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diff
changeset
|
994 endfinally = endfinally->enclosingtryfinally; |
145
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parents:
144
diff
changeset
|
995 } |
8f704cb9969b
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parents:
144
diff
changeset
|
996 |
8f704cb9969b
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parents:
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diff
changeset
|
997 // error if didn't find tf statement of label |
148
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|
998 if(endfinally != label->statement->enclosingtryfinally) |
145
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|
999 error("cannot goto into try block", loc.toChars()); |
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diff
changeset
|
1000 |
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diff
changeset
|
1001 // emit code for finallys between goto and label |
148
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diff
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|
1002 emit_finallyblocks(p, enclosingtryfinally, endfinally); |
145
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|
1003 |
37
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diff
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|
1004 new llvm::BranchInst(label->statement->llvmBB, p->scopebb()); |
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[svn r41] new'd dynamic arrays are now initialized with the element type's default initializer.
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diff
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|
1005 p->scope() = IRScope(bb,oldend); |
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diff
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|
1006 } |
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34
diff
changeset
|
1007 |
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1008 ////////////////////////////////////////////////////////////////////////////// |
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1009 |
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1010 void GotoDefaultStatement::toIR(IRState* p) |
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1011 { |
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1012 Logger::println("GotoDefaultStatement::toIR(): %s", loc.toChars()); |
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1013 LOG_SCOPE; |
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1014 |
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1015 llvm::BasicBlock* oldend = gIR->scopeend(); |
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1016 llvm::BasicBlock* bb = new llvm::BasicBlock("aftergotodefault", p->topfunc(), oldend); |
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1017 |
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1018 assert(!p->scopereturned()); |
145
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1019 assert(sw->sdefault->bodyBB); |
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1020 |
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1021 emit_finallyblocks(p, enclosingtryfinally, sw->enclosingtryfinally); |
145
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1022 |
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1023 new llvm::BranchInst(sw->sdefault->bodyBB, p->scopebb()); |
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1024 p->scope() = IRScope(bb,oldend); |
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1025 } |
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1026 |
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1027 ////////////////////////////////////////////////////////////////////////////// |
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1028 |
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1029 void GotoCaseStatement::toIR(IRState* p) |
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1030 { |
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1031 Logger::println("GotoCaseStatement::toIR(): %s", loc.toChars()); |
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1032 LOG_SCOPE; |
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1033 |
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1034 llvm::BasicBlock* oldend = gIR->scopeend(); |
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1035 llvm::BasicBlock* bb = new llvm::BasicBlock("aftergotocase", p->topfunc(), oldend); |
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1036 |
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1037 assert(!p->scopereturned()); |
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1038 assert(cs->bodyBB); |
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1039 |
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1040 emit_finallyblocks(p, enclosingtryfinally, sw->enclosingtryfinally); |
145
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1041 |
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1042 new llvm::BranchInst(cs->bodyBB, p->scopebb()); |
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1043 p->scope() = IRScope(bb,oldend); |
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1044 } |
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1045 |
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1046 ////////////////////////////////////////////////////////////////////////////// |
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1047 |
40 | 1048 void WithStatement::toIR(IRState* p) |
1049 { | |
132 | 1050 Logger::println("WithStatement::toIR(): %s", loc.toChars()); |
40 | 1051 LOG_SCOPE; |
1052 | |
1053 assert(exp); | |
1054 assert(body); | |
1055 | |
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1056 DValue* e = exp->toElem(p); |
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1057 assert(!wthis->ir.isSet()); |
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1058 wthis->ir.irLocal = new IrLocal(wthis); |
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1059 wthis->ir.irLocal->value = e->getRVal(); |
40 | 1060 |
1061 body->toIR(p); | |
1062 } | |
1063 | |
1064 ////////////////////////////////////////////////////////////////////////////// | |
1065 | |
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1066 void SynchronizedStatement::toIR(IRState* p) |
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1067 { |
132 | 1068 Logger::println("SynchronizedStatement::toIR(): %s", loc.toChars()); |
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1069 LOG_SCOPE; |
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1070 |
132 | 1071 Logger::attention(loc, "synchronized is currently ignored. only the body will be emitted"); |
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1072 |
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1073 body->toIR(p); |
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1074 } |
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1075 |
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1076 ////////////////////////////////////////////////////////////////////////////// |
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1077 |
131 | 1078 void AsmStatement::toIR(IRState* p) |
1079 { | |
132 | 1080 Logger::println("AsmStatement::toIR(): %s", loc.toChars()); |
131 | 1081 LOG_SCOPE; |
1082 error("%s: inline asm is not yet implemented", loc.toChars()); | |
1083 fatal(); | |
1084 | |
1085 assert(!asmcode && !asmalign && !refparam && !naked && !regs); | |
1086 | |
1087 Token* t = tokens; | |
1088 assert(t); | |
1089 | |
1090 std::string asmstr; | |
1091 | |
1092 do { | |
1093 Logger::println("token: %s", t->toChars()); | |
1094 asmstr.append(t->toChars()); | |
1095 asmstr.append(" "); | |
1096 } while (t = t->next); | |
1097 | |
1098 Logger::println("asm expr = '%s'", asmstr.c_str()); | |
1099 | |
1100 // create function type | |
1101 std::vector<const llvm::Type*> args; | |
1102 const llvm::FunctionType* fty = llvm::FunctionType::get(DtoSize_t(), args, false); | |
1103 | |
1104 // create inline asm callee | |
1105 llvm::InlineAsm* inasm = llvm::InlineAsm::get(fty, asmstr, "r,r", false); | |
1106 | |
1107 assert(0); | |
1108 } | |
1109 | |
1110 ////////////////////////////////////////////////////////////////////////////// | |
1111 | |
132 | 1112 void VolatileStatement::toIR(IRState* p) |
1113 { | |
1114 Logger::println("VolatileStatement::toIR(): %s", loc.toChars()); | |
1115 LOG_SCOPE; | |
1116 | |
1117 Logger::attention(loc, "volatile is currently ignored. only the body will be emitted"); | |
1118 | |
1119 statement->toIR(p); | |
1120 } | |
1121 | |
1122 ////////////////////////////////////////////////////////////////////////////// | |
1123 | |
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1124 ////////////////////////////////////////////////////////////////////////////// |
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1125 |
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1126 #define STUBST(x) void x::toIR(IRState * p) {error("Statement type "#x" not implemented: %s", toChars());fatal();} |
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1127 //STUBST(BreakStatement); |
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1128 //STUBST(ForStatement); |
40 | 1129 //STUBST(WithStatement); |
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1130 //STUBST(SynchronizedStatement); |
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1131 //STUBST(ReturnStatement); |
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1132 //STUBST(ContinueStatement); |
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1133 STUBST(DefaultStatement); |
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1134 //STUBST(CaseStatement); |
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1135 //STUBST(SwitchStatement); |
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1136 STUBST(SwitchErrorStatement); |
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1137 STUBST(Statement); |
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1138 //STUBST(IfStatement); |
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1139 //STUBST(ForeachStatement); |
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1140 //STUBST(DoStatement); |
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1141 //STUBST(WhileStatement); |
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1142 //STUBST(ExpStatement); |
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1143 //STUBST(CompoundStatement); |
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1144 //STUBST(ScopeStatement); |
131 | 1145 //STUBST(AsmStatement); |
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1146 //STUBST(TryCatchStatement); |
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1147 //STUBST(TryFinallyStatement); |
132 | 1148 //STUBST(VolatileStatement); |
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1149 //STUBST(LabelStatement); |
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1150 //STUBST(ThrowStatement); |
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1151 //STUBST(GotoCaseStatement); |
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1152 //STUBST(GotoDefaultStatement); |
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1153 //STUBST(GotoStatement); |
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1154 //STUBST(UnrolledLoopStatement); |
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1155 //STUBST(OnScopeStatement); |