Mercurial > projects > ldc
annotate gen/tollvm.cpp @ 314:8d98e42ece93 trunk
[svn r335] The basics of exception handling are in place.
Still need to make sure calls are turned into invokes everywhere. (NewExpression for instance)
Still some rough edges and corner cases to figure out.
Needs testing!
author | ChristianK |
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date | Wed, 02 Jul 2008 22:20:18 +0200 |
parents | d59c363fccad |
children | a9697749e898 |
rev | line source |
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1 | 1 #include <iostream> |
2 | |
40 | 3 #include "gen/llvm.h" |
1 | 4 |
5 #include "dsymbol.h" | |
6 #include "aggregate.h" | |
7 #include "declaration.h" | |
8 #include "init.h" | |
9 | |
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10 #include "gen/tollvm.h" |
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11 #include "gen/irstate.h" |
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12 #include "gen/logger.h" |
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13 #include "gen/runtime.h" |
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14 #include "gen/arrays.h" |
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15 #include "gen/dvalue.h" |
100 | 16 #include "gen/functions.h" |
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17 #include "gen/structs.h" |
100 | 18 #include "gen/classes.h" |
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19 #include "gen/typeinf.h" |
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20 #include "gen/complex.h" |
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21 #include "gen/llvmhelpers.h" |
1 | 22 |
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23 bool DtoIsPassedByRef(Type* type) |
40 | 24 { |
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25 Type* typ = DtoDType(type); |
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26 TY t = typ->ty; |
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27 return (t == Tstruct || t == Tarray || t == Tdelegate || t == Tsarray || typ->iscomplex()); |
40 | 28 } |
29 | |
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30 bool DtoIsReturnedInArg(Type* type) |
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31 { |
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32 Type* typ = DtoDType(type); |
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33 TY t = typ->ty; |
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34 return (t == Tstruct || t == Tarray || t == Tdelegate || t == Tsarray || typ->iscomplex()); |
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35 } |
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36 |
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37 Type* DtoDType(Type* t) |
40 | 38 { |
39 if (t->ty == Ttypedef) { | |
40 Type* bt = t->toBasetype(); | |
41 assert(bt); | |
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42 return DtoDType(bt); |
40 | 43 } |
44 return t; | |
45 } | |
46 | |
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47 const LLType* DtoType(Type* t) |
1 | 48 { |
49 assert(t); | |
50 switch (t->ty) | |
51 { | |
52 // integers | |
53 case Tint8: | |
54 case Tuns8: | |
55 case Tchar: | |
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56 return (const LLType*)LLType::Int8Ty; |
1 | 57 case Tint16: |
58 case Tuns16: | |
59 case Twchar: | |
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60 return (const LLType*)LLType::Int16Ty; |
1 | 61 case Tint32: |
62 case Tuns32: | |
63 case Tdchar: | |
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64 return (const LLType*)LLType::Int32Ty; |
1 | 65 case Tint64: |
66 case Tuns64: | |
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67 return (const LLType*)LLType::Int64Ty; |
1 | 68 |
69 case Tbool: | |
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70 return (const LLType*)llvm::ConstantInt::getTrue()->getType(); |
1 | 71 |
72 // floats | |
73 case Tfloat32: | |
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74 case Timaginary32: |
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75 return LLType::FloatTy; |
1 | 76 case Tfloat64: |
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77 case Timaginary64: |
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78 return LLType::DoubleTy; |
1 | 79 case Tfloat80: |
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80 case Timaginary80: |
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81 return (global.params.useFP80) ? LLType::X86_FP80Ty : LLType::DoubleTy; |
1 | 82 |
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83 // complex |
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84 case Tcomplex32: |
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85 case Tcomplex64: |
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86 case Tcomplex80: |
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87 return DtoComplexType(t); |
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88 |
1 | 89 // pointers |
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90 case Tpointer: |
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91 return getPtrToType(DtoType(t->next)); |
1 | 92 |
93 // arrays | |
94 case Tarray: | |
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95 return DtoArrayType(t); |
1 | 96 case Tsarray: |
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97 return DtoStaticArrayType(t); |
1 | 98 |
99 // void | |
100 case Tvoid: | |
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101 return LLType::VoidTy; |
1 | 102 |
103 // aggregates | |
104 case Tstruct: { | |
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105 TypeStruct* ts = (TypeStruct*)t; |
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106 assert(ts->sym); |
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107 DtoResolveDsymbol(ts->sym); |
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108 return ts->sym->ir.irStruct->recty.get(); // t->ir.type->get(); |
1 | 109 } |
110 | |
111 case Tclass: { | |
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112 TypeClass* tc = (TypeClass*)t; |
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113 assert(tc->sym); |
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114 DtoResolveDsymbol(tc->sym); |
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115 return getPtrToType(tc->sym->ir.irStruct->recty.get()); // t->ir.type->get()); |
1 | 116 } |
117 | |
118 // functions | |
119 case Tfunction: | |
120 { | |
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121 if (!t->ir.type || *t->ir.type == NULL) { |
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122 return DtoFunctionType(t,NULL); |
1 | 123 } |
124 else { | |
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125 return t->ir.type->get(); |
1 | 126 } |
127 } | |
6 | 128 |
1 | 129 // delegates |
130 case Tdelegate: | |
131 { | |
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132 if (!t->ir.type || *t->ir.type == NULL) { |
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133 return DtoDelegateType(t); |
1 | 134 } |
135 else { | |
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136 return t->ir.type->get(); |
1 | 137 } |
138 } | |
139 | |
140 // typedefs | |
52 | 141 // enum |
1 | 142 case Ttypedef: |
52 | 143 case Tenum: |
1 | 144 { |
145 Type* bt = t->toBasetype(); | |
146 assert(bt); | |
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147 return DtoType(bt); |
1 | 148 } |
149 | |
108
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150 // associative arrays |
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151 case Taarray: |
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152 { |
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153 TypeAArray* taa = (TypeAArray*)t; |
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154 return getPtrToType(LLStructType::get(DtoType(taa->key), DtoType(taa->next), 0)); |
108
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155 } |
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156 |
1 | 157 default: |
158 printf("trying to convert unknown type with value %d\n", t->ty); | |
159 assert(0); | |
160 } | |
161 return 0; | |
162 } | |
163 | |
164 ////////////////////////////////////////////////////////////////////////////////////////// | |
165 | |
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166 const LLStructType* DtoDelegateType(Type* t) |
1 | 167 { |
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168 const LLType* i8ptr = getVoidPtrType(); |
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169 const LLType* func = DtoFunctionType(t->next, i8ptr); |
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170 const LLType* funcptr = getPtrToType(func); |
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171 return LLStructType::get(i8ptr, funcptr, 0); |
1 | 172 } |
173 | |
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174 ////////////////////////////////////////////////////////////////////////////////////////// |
1 | 175 |
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176 LLValue* DtoDelegateCompare(TOK op, LLValue* lhs, LLValue* rhs) |
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177 { |
177
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178 Logger::println("Doing delegate compare"); |
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179 llvm::ICmpInst::Predicate pred = (op == TOKequal || op == TOKidentity) ? llvm::ICmpInst::ICMP_EQ : llvm::ICmpInst::ICMP_NE; |
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180 llvm::Value *b1, *b2; |
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181 if (rhs == NULL) |
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182 { |
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183 LLValue* l = DtoLoad(DtoGEPi(lhs,0,0)); |
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184 LLValue* r = llvm::Constant::getNullValue(l->getType()); |
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185 b1 = gIR->ir->CreateICmp(pred,l,r,"tmp"); |
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186 l = DtoLoad(DtoGEPi(lhs,0,1)); |
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187 r = llvm::Constant::getNullValue(l->getType()); |
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188 b2 = gIR->ir->CreateICmp(pred,l,r,"tmp"); |
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189 } |
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190 else |
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191 { |
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192 LLValue* l = DtoLoad(DtoGEPi(lhs,0,0)); |
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193 LLValue* r = DtoLoad(DtoGEPi(rhs,0,0)); |
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194 b1 = gIR->ir->CreateICmp(pred,l,r,"tmp"); |
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195 l = DtoLoad(DtoGEPi(lhs,0,1)); |
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196 r = DtoLoad(DtoGEPi(rhs,0,1)); |
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197 b2 = gIR->ir->CreateICmp(pred,l,r,"tmp"); |
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198 } |
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199 LLValue* b = gIR->ir->CreateAnd(b1,b2,"tmp"); |
177
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200 if (op == TOKnotequal || op == TOKnotidentity) |
53
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201 return gIR->ir->CreateNot(b,"tmp"); |
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202 return b; |
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203 } |
1 | 204 |
205 ////////////////////////////////////////////////////////////////////////////////////////// | |
206 | |
244
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207 LLGlobalValue::LinkageTypes DtoLinkage(Dsymbol* sym) |
1 | 208 { |
149
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209 // global variable |
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210 if (VarDeclaration* vd = sym->isVarDeclaration()) |
1 | 211 { |
149
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212 // template |
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213 if (DtoIsTemplateInstance(sym)) |
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214 return llvm::GlobalValue::WeakLinkage; |
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215 // local static |
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216 else if (sym->parent && sym->parent->isFuncDeclaration()) |
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217 return llvm::GlobalValue::InternalLinkage; |
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218 } |
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219 // function |
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220 else if (FuncDeclaration* fdecl = sym->isFuncDeclaration()) |
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221 { |
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222 assert(fdecl->type->ty == Tfunction); |
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223 TypeFunction* ft = (TypeFunction*)fdecl->type; |
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224 |
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225 // intrinsics are always external |
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226 if (fdecl->llvmInternal == LLVMintrinsic) |
132 | 227 return llvm::GlobalValue::ExternalLinkage; |
149
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228 // template instances should have weak linkage |
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229 else if (DtoIsTemplateInstance(fdecl)) |
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230 return llvm::GlobalValue::WeakLinkage; |
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231 // extern(C) functions are always external |
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232 else if (ft->linkage == LINKc) |
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233 return llvm::GlobalValue::ExternalLinkage; |
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234 } |
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235 // class |
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236 else if (ClassDeclaration* cd = sym->isClassDeclaration()) |
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237 { |
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238 // template |
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239 if (DtoIsTemplateInstance(cd)) |
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240 return llvm::GlobalValue::WeakLinkage; |
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241 } |
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242 else |
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243 { |
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244 assert(0 && "not global/function"); |
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245 } |
1 | 246 |
149
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247 // default to external linkage |
1 | 248 return llvm::GlobalValue::ExternalLinkage; |
249 } | |
250 | |
149
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251 llvm::GlobalValue::LinkageTypes DtoInternalLinkage(Dsymbol* sym) |
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252 { |
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253 if (DtoIsTemplateInstance(sym)) |
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254 return llvm::GlobalValue::WeakLinkage; |
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255 else |
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256 return llvm::GlobalValue::InternalLinkage; |
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257 } |
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258 |
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259 llvm::GlobalValue::LinkageTypes DtoExternalLinkage(Dsymbol* sym) |
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260 { |
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261 if (DtoIsTemplateInstance(sym)) |
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262 return llvm::GlobalValue::WeakLinkage; |
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263 else |
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264 return llvm::GlobalValue::ExternalLinkage; |
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265 } |
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266 |
1 | 267 ////////////////////////////////////////////////////////////////////////////////////////// |
268 | |
81
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269 unsigned DtoCallingConv(LINK l) |
1 | 270 { |
271 if (l == LINKc) | |
272 return llvm::CallingConv::C; | |
273 else if (l == LINKd || l == LINKdefault) | |
274 return llvm::CallingConv::Fast; | |
275 else if (l == LINKwindows) | |
276 return llvm::CallingConv::X86_StdCall; | |
277 else | |
278 assert(0 && "Unsupported calling convention"); | |
279 } | |
280 | |
281 ////////////////////////////////////////////////////////////////////////////////////////// | |
282 | |
213
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283 LLValue* DtoPointedType(LLValue* ptr, LLValue* val) |
1 | 284 { |
213
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285 const LLType* ptrTy = ptr->getType()->getContainedType(0); |
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286 const LLType* valTy = val->getType(); |
1 | 287 // ptr points to val's type |
288 if (ptrTy == valTy) | |
289 { | |
290 return val; | |
291 } | |
292 // ptr is integer pointer | |
293 else if (ptrTy->isInteger()) | |
294 { | |
295 // val is integer | |
296 assert(valTy->isInteger()); | |
244
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297 const LLIntegerType* pt = llvm::cast<const LLIntegerType>(ptrTy); |
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298 const LLIntegerType* vt = llvm::cast<const LLIntegerType>(valTy); |
1 | 299 if (pt->getBitWidth() < vt->getBitWidth()) { |
300 return new llvm::TruncInst(val, pt, "tmp", gIR->scopebb()); | |
301 } | |
302 else | |
303 assert(0); | |
304 } | |
305 // something else unsupported | |
306 else | |
307 { | |
308 Logger::cout() << *ptrTy << '|' << *valTy << '\n'; | |
309 assert(0); | |
310 } | |
311 return 0; | |
312 } | |
313 | |
314 ////////////////////////////////////////////////////////////////////////////////////////// | |
315 | |
213
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316 LLValue* DtoBoolean(LLValue* val) |
1 | 317 { |
213
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318 const LLType* t = val->getType(); |
1 | 319 if (t->isInteger()) |
320 { | |
244
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321 if (t == LLType::Int1Ty) |
1 | 322 return val; |
323 else { | |
213
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324 LLValue* zero = llvm::ConstantInt::get(t, 0, false); |
1 | 325 return new llvm::ICmpInst(llvm::ICmpInst::ICMP_NE, val, zero, "tmp", gIR->scopebb()); |
326 } | |
327 } | |
264
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328 else if (t->isFloatingPoint()) |
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329 { |
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330 LLValue* zero = llvm::Constant::getNullValue(t); |
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331 return new llvm::FCmpInst(llvm::FCmpInst::FCMP_ONE, val, zero, "tmp", gIR->scopebb()); |
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332 } |
96 | 333 else if (isaPointer(t)) { |
213
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334 LLValue* zero = llvm::Constant::getNullValue(t); |
133
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335 return new llvm::ICmpInst(llvm::ICmpInst::ICMP_NE, val, zero, "tmp", gIR->scopebb()); |
1 | 336 } |
264
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337 std::cout << "unsupported -> bool : " << *t << '\n'; |
1 | 338 assert(0); |
339 return 0; | |
340 } | |
341 | |
342 ////////////////////////////////////////////////////////////////////////////////////////// | |
343 | |
213
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344 const LLType* DtoSize_t() |
1 | 345 { |
244
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346 // the type of size_t does not change once set |
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347 static const LLType* t = NULL; |
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348 if (t == NULL) |
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349 t = (global.params.is64bit) ? LLType::Int64Ty : LLType::Int32Ty; |
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350 return t; |
40 | 351 } |
352 | |
353 ////////////////////////////////////////////////////////////////////////////////////////// | |
354 | |
244
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355 LLValue* DtoGEP1(LLValue* ptr, LLValue* i0, const char* var, llvm::BasicBlock* bb) |
100 | 356 { |
244
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357 return llvm::GetElementPtrInst::Create(ptr, i0, var?var:"tmp", bb?bb:gIR->scopebb()); |
1 | 358 } |
6 | 359 |
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360 ////////////////////////////////////////////////////////////////////////////////////////// |
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361 |
217
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362 LLValue* DtoGEP(LLValue* ptr, LLValue* i0, LLValue* i1, const char* var, llvm::BasicBlock* bb) |
6 | 363 { |
217
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364 LLSmallVector<LLValue*,2> v(2); |
6 | 365 v[0] = i0; |
366 v[1] = i1; | |
244
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367 return llvm::GetElementPtrInst::Create(ptr, v.begin(), v.end(), var?var:"tmp", bb?bb:gIR->scopebb()); |
6 | 368 } |
8
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369 |
11
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370 ////////////////////////////////////////////////////////////////////////////////////////// |
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371 |
217
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372 LLValue* DtoGEPi(LLValue* ptr, const DStructIndexVector& src, const char* var, llvm::BasicBlock* bb) |
8
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373 { |
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374 size_t n = src.size(); |
217
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375 LLSmallVector<LLValue*, 3> dst(n); |
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376 |
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377 size_t j=0; |
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378 for (DStructIndexVector::const_iterator i=src.begin(); i!=src.end(); ++i) |
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379 dst[j++] = DtoConstUint(*i); |
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380 |
244
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381 return llvm::GetElementPtrInst::Create(ptr, dst.begin(), dst.end(), var?var:"tmp", bb?bb:gIR->scopebb()); |
8
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382 } |
9 | 383 |
11
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384 ////////////////////////////////////////////////////////////////////////////////////////// |
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385 |
244
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386 LLValue* DtoGEPi1(LLValue* ptr, unsigned i, const char* var, llvm::BasicBlock* bb) |
11
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387 { |
244
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388 return llvm::GetElementPtrInst::Create(ptr, DtoConstUint(i), var?var:"tmp", bb?bb:gIR->scopebb()); |
11
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389 } |
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390 |
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391 ////////////////////////////////////////////////////////////////////////////////////////// |
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392 |
217
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393 LLValue* DtoGEPi(LLValue* ptr, unsigned i0, unsigned i1, const char* var, llvm::BasicBlock* bb) |
11
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394 { |
217
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395 LLSmallVector<LLValue*,2> v(2); |
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396 v[0] = DtoConstUint(i0); |
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397 v[1] = DtoConstUint(i1); |
244
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398 return llvm::GetElementPtrInst::Create(ptr, v.begin(), v.end(), var?var:"tmp", bb?bb:gIR->scopebb()); |
34 | 399 } |
400 | |
40 | 401 ////////////////////////////////////////////////////////////////////////////////////////// |
34 | 402 |
244
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403 void DtoMemSetZero(LLValue* dst, LLValue* nbytes) |
129
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[svn r133] Fixed some problems with inlining not happening :P
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404 { |
244
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405 dst = DtoBitCast(dst,getVoidPtrType()); |
131 | 406 |
244
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407 llvm::Function* fn; |
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408 if (global.params.is64bit) |
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409 fn = GET_INTRINSIC_DECL(memset_i64); |
131 | 410 else |
244
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411 fn = GET_INTRINSIC_DECL(memset_i32); |
131 | 412 |
244
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413 gIR->ir->CreateCall4(fn, dst, DtoConstUbyte(0), nbytes, DtoConstUint(0), ""); |
50
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414 } |
51
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[svn r55] Foreach was always generating code as if the value variable was 'ref'
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415 |
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[svn r55] Foreach was always generating code as if the value variable was 'ref'
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416 ////////////////////////////////////////////////////////////////////////////////////////// |
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417 |
244
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418 void DtoMemCpy(LLValue* dst, LLValue* src, LLValue* nbytes) |
51
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419 { |
244
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420 dst = DtoBitCast(dst,getVoidPtrType()); |
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421 src = DtoBitCast(src,getVoidPtrType()); |
51
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422 |
244
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423 llvm::Function* fn; |
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424 if (global.params.is64bit) |
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425 fn = GET_INTRINSIC_DECL(memcpy_i64); |
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426 else |
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427 fn = GET_INTRINSIC_DECL(memcpy_i32); |
107
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428 |
244
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429 gIR->ir->CreateCall4(fn, dst, src, nbytes, DtoConstUint(0), ""); |
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430 } |
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431 |
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432 ////////////////////////////////////////////////////////////////////////////////////////// |
107
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433 |
244
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434 void DtoAggrZeroInit(LLValue* v) |
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435 { |
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436 uint64_t n = getTypeStoreSize(v->getType()->getContainedType(0)); |
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437 DtoMemSetZero(v, DtoConstSize_t(n)); |
51
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438 } |
54
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[svn r58] Fixed cond expression resulting in a non-basic type.
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|
439 |
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440 ////////////////////////////////////////////////////////////////////////////////////////// |
244
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441 |
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442 void DtoAggrCopy(LLValue* dst, LLValue* src) |
97
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[svn r101] Split up CastExp into several smaller utility functions.
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443 { |
244
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444 uint64_t n = getTypeStoreSize(dst->getType()->getContainedType(0)); |
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445 DtoMemCpy(dst, src, DtoConstSize_t(n)); |
97
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[svn r101] Split up CastExp into several smaller utility functions.
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446 } |
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447 |
244
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448 ////////////////////////////////////////////////////////////////////////////////////////// |
97
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449 |
244
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450 void DtoMemoryBarrier(bool ll, bool ls, bool sl, bool ss, bool device) |
104
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451 { |
244
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452 llvm::Function* fn = GET_INTRINSIC_DECL(memory_barrier); |
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453 assert(fn != NULL); |
107
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454 |
244
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455 LLSmallVector<LLValue*, 5> llargs; |
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456 llargs.push_back(DtoConstBool(ll)); |
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457 llargs.push_back(DtoConstBool(ls)); |
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458 llargs.push_back(DtoConstBool(sl)); |
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459 llargs.push_back(DtoConstBool(ss)); |
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460 llargs.push_back(DtoConstBool(device)); |
107
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461 |
244
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462 llvm::CallInst::Create(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); |
97
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[svn r101] Split up CastExp into several smaller utility functions.
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diff
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|
463 } |
c4e161556a21
[svn r101] Split up CastExp into several smaller utility functions.
lindquist
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diff
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|
464 |
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[svn r101] Split up CastExp into several smaller utility functions.
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465 ////////////////////////////////////////////////////////////////////////////////////////// |
54
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|
466 |
81
3587401b6eeb
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|
467 llvm::ConstantInt* DtoConstSize_t(size_t i) |
54
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|
468 { |
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.
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|
469 return llvm::ConstantInt::get(DtoSize_t(), i, false); |
54
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|
470 } |
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.
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|
471 llvm::ConstantInt* DtoConstUint(unsigned i) |
54
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|
472 { |
244
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473 return llvm::ConstantInt::get(LLType::Int32Ty, i, false); |
54
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diff
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|
474 } |
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.
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|
475 llvm::ConstantInt* DtoConstInt(int i) |
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.
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|
476 { |
244
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477 return llvm::ConstantInt::get(LLType::Int32Ty, i, true); |
81
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|
478 } |
213
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479 LLConstant* DtoConstBool(bool b) |
81
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480 { |
244
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481 return llvm::ConstantInt::get(LLType::Int1Ty, b, false); |
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482 } |
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483 llvm::ConstantInt* DtoConstUbyte(unsigned char i) |
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484 { |
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485 return llvm::ConstantInt::get(LLType::Int8Ty, i, false); |
81
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|
486 } |
54
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|
487 |
104
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|
488 llvm::ConstantFP* DtoConstFP(Type* t, long double value) |
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489 { |
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|
490 TY ty = DtoDType(t)->ty; |
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491 if (ty == Tfloat32 || ty == Timaginary32) |
205
9d44ec83acd1
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492 return llvm::ConstantFP::get(llvm::APFloat(float(value))); |
104
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493 else if (ty == Tfloat64 || ty == Timaginary64 || ty == Tfloat80 || ty == Timaginary80) |
205
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494 return llvm::ConstantFP::get(llvm::APFloat(double(value))); |
104
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|
495 } |
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|
496 |
54
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|
497 ////////////////////////////////////////////////////////////////////////////////////////// |
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|
498 |
213
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499 LLConstant* DtoConstString(const char* str) |
54
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|
500 { |
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501 std::string s(str); |
213
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502 LLConstant* init = llvm::ConstantArray::get(s, true); |
54
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|
503 llvm::GlobalVariable* gvar = new llvm::GlobalVariable( |
246
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[svn r263] Changed *** ATTENTION *** to warnings.
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504 init->getType(), true,llvm::GlobalValue::InternalLinkage, init, ".str", gIR->module); |
213
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505 LLConstant* idxs[2] = { DtoConstUint(0), DtoConstUint(0) }; |
81
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[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
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|
506 return DtoConstSlice( |
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|
507 DtoConstSize_t(s.length()), |
54
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|
508 llvm::ConstantExpr::getGetElementPtr(gvar,idxs,2) |
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|
509 ); |
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
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|
510 } |
213
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511 LLConstant* DtoConstStringPtr(const char* str, const char* section) |
82
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|
512 { |
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513 std::string s(str); |
213
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514 LLConstant* init = llvm::ConstantArray::get(s, true); |
82
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|
515 llvm::GlobalVariable* gvar = new llvm::GlobalVariable( |
246
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[svn r263] Changed *** ATTENTION *** to warnings.
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516 init->getType(), true,llvm::GlobalValue::InternalLinkage, init, ".str", gIR->module); |
82
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|
517 if (section) gvar->setSection(section); |
213
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518 LLConstant* idxs[2] = { DtoConstUint(0), DtoConstUint(0) }; |
82
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519 return llvm::ConstantExpr::getGetElementPtr(gvar,idxs,2); |
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|
520 } |
58
2c3cd3596187
[svn r62] Added support for TypeInfo _Array, _Function, _Pointer, _Delegate, _Enum
lindquist
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diff
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|
521 |
2c3cd3596187
[svn r62] Added support for TypeInfo _Array, _Function, _Pointer, _Delegate, _Enum
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parents:
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diff
changeset
|
522 ////////////////////////////////////////////////////////////////////////////////////////// |
2c3cd3596187
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|
523 |
213
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524 LLValue* DtoLoad(LLValue* src, const char* name) |
86
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525 { |
213
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|
526 LLValue* ld = gIR->ir->CreateLoad(src, name ? name : "tmp"); |
205
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527 //ld->setVolatile(gIR->func()->inVolatile); |
9d44ec83acd1
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528 return ld; |
86
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|
529 } |
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diff
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|
530 |
213
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531 void DtoStore(LLValue* src, LLValue* dst) |
86
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|
532 { |
213
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|
533 LLValue* st = gIR->ir->CreateStore(src,dst); |
205
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534 //st->setVolatile(gIR->func()->inVolatile); |
86
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|
535 } |
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diff
changeset
|
536 |
213
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|
537 bool DtoCanLoad(LLValue* ptr) |
86
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538 { |
96 | 539 if (isaPointer(ptr->getType())) { |
86
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|
540 return ptr->getType()->getContainedType(0)->isFirstClassType(); |
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|
541 } |
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542 return false; |
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|
543 } |
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|
544 |
104
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|
545 ////////////////////////////////////////////////////////////////////////////////////////// |
4d1e9eb001e0
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|
546 |
213
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547 LLValue* DtoBitCast(LLValue* v, const LLType* t, const char* name) |
86
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|
548 { |
98
6789050b5ad1
[svn r102] Further delayed emission of function bodies to avoid problems with circular-forward-references.
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diff
changeset
|
549 if (v->getType() == t) |
6789050b5ad1
[svn r102] Further delayed emission of function bodies to avoid problems with circular-forward-references.
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|
550 return v; |
133
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551 return gIR->ir->CreateBitCast(v, t, name ? name : "tmp"); |
86
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|
552 } |
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parents:
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diff
changeset
|
553 |
104
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parents:
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diff
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|
554 ////////////////////////////////////////////////////////////////////////////////////////// |
4d1e9eb001e0
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diff
changeset
|
555 |
244
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|
556 const LLPointerType* isaPointer(LLValue* v) |
94
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557 { |
244
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558 return llvm::dyn_cast<LLPointerType>(v->getType()); |
94
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|
559 } |
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|
560 |
244
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|
561 const LLPointerType* isaPointer(const LLType* t) |
96 | 562 { |
244
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|
563 return llvm::dyn_cast<LLPointerType>(t); |
96 | 564 } |
565 | |
244
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|
566 const LLArrayType* isaArray(LLValue* v) |
94
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|
567 { |
244
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|
568 return llvm::dyn_cast<LLArrayType>(v->getType()); |
94
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|
569 } |
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|
570 |
244
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|
571 const LLArrayType* isaArray(const LLType* t) |
96 | 572 { |
244
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|
573 return llvm::dyn_cast<LLArrayType>(t); |
96 | 574 } |
575 | |
244
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|
576 const LLStructType* isaStruct(LLValue* v) |
94
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|
577 { |
244
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|
578 return llvm::dyn_cast<LLStructType>(v->getType()); |
94
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parents:
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|
579 } |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
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|
580 |
244
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[svn r261] Fixed debug info for integer and floating local variables, can now be inspected in GDB.
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|
581 const LLStructType* isaStruct(const LLType* t) |
96 | 582 { |
244
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|
583 return llvm::dyn_cast<LLStructType>(t); |
96 | 584 } |
585 | |
213
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|
586 LLConstant* isaConstant(LLValue* v) |
94
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changeset
|
587 { |
61615fa85940
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changeset
|
588 return llvm::dyn_cast<llvm::Constant>(v); |
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parents:
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diff
changeset
|
589 } |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
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diff
changeset
|
590 |
213
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parents:
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diff
changeset
|
591 llvm::ConstantInt* isaConstantInt(LLValue* v) |
94
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lindquist
parents:
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diff
changeset
|
592 { |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
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parents:
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diff
changeset
|
593 return llvm::dyn_cast<llvm::ConstantInt>(v); |
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[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
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diff
changeset
|
594 } |
61615fa85940
[svn r98] Added support for std.c.stdlib.alloca via pragma(LLVM_internal, "alloca").
lindquist
parents:
93
diff
changeset
|
595 |
213
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diff
changeset
|
596 llvm::Argument* isaArgument(LLValue* v) |
96 | 597 { |
598 return llvm::dyn_cast<llvm::Argument>(v); | |
599 } | |
600 | |
213
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parents:
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changeset
|
601 llvm::GlobalVariable* isaGlobalVar(LLValue* v) |
106 | 602 { |
603 return llvm::dyn_cast<llvm::GlobalVariable>(v); | |
604 } | |
605 | |
86
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parents:
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diff
changeset
|
606 ////////////////////////////////////////////////////////////////////////////////////////// |
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diff
changeset
|
607 |
244
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changeset
|
608 const LLPointerType* getPtrToType(const LLType* t) |
133
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|
609 { |
308
6b62e8cdf970
[svn r329] Cleaned up a bunch of array code for handling special slice cases no
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diff
changeset
|
610 if (t == LLType::VoidTy) |
6b62e8cdf970
[svn r329] Cleaned up a bunch of array code for handling special slice cases no
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264
diff
changeset
|
611 t = LLType::Int8Ty; |
244
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changeset
|
612 return LLPointerType::get(t, 0); |
133
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|
613 } |
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diff
changeset
|
614 |
244
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diff
changeset
|
615 const LLPointerType* getVoidPtrType() |
193
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[svn r209] Fixed: exotic array to pointer casts were broken.
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diff
changeset
|
616 { |
244
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diff
changeset
|
617 return getPtrToType(LLType::Int8Ty); |
193
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diff
changeset
|
618 } |
aca17e55b7a5
[svn r209] Fixed: exotic array to pointer casts were broken.
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diff
changeset
|
619 |
213
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diff
changeset
|
620 llvm::ConstantPointerNull* getNullPtr(const LLType* t) |
133
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|
621 { |
244
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changeset
|
622 const LLPointerType* pt = llvm::cast<LLPointerType>(t); |
133
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|
623 return llvm::ConstantPointerNull::get(pt); |
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|
624 } |
44a95ac7368a
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changeset
|
625 |
44a95ac7368a
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changeset
|
626 ////////////////////////////////////////////////////////////////////////////////////////// |
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changeset
|
627 |
213
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changeset
|
628 size_t getTypeBitSize(const LLType* t) |
133
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|
629 { |
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changeset
|
630 return gTargetData->getTypeSizeInBits(t); |
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|
631 } |
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changeset
|
632 |
213
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changeset
|
633 size_t getTypeStoreSize(const LLType* t) |
133
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changeset
|
634 { |
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changeset
|
635 return gTargetData->getTypeStoreSize(t); |
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diff
changeset
|
636 } |
44a95ac7368a
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changeset
|
637 |
213
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changeset
|
638 size_t getABITypeSize(const LLType* t) |
133
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|
639 { |
309 | 640 Logger::cout() << "getting abi type of: " << *t << '\n'; |
133
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641 return gTargetData->getABITypeSize(t); |
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642 } |
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643 |
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644 unsigned char getABITypeAlign(const LLType* t) |
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645 { |
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646 return gTargetData->getABITypeAlignment(t); |
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647 } |
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648 |
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649 unsigned char getPrefTypeAlign(const LLType* t) |
100 | 650 { |
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651 return gTargetData->getPrefTypeAlignment(t); |
100 | 652 } |
653 | |
654 ////////////////////////////////////////////////////////////////////////////////////////// | |
655 | |
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656 const LLStructType* DtoInterfaceInfoType() |
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657 { |
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658 if (gIR->interfaceInfoType) |
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659 return gIR->interfaceInfoType; |
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660 |
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661 // build interface info type |
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662 std::vector<const LLType*> types; |
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663 // ClassInfo classinfo |
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664 ClassDeclaration* cd2 = ClassDeclaration::classinfo; |
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665 DtoResolveClass(cd2); |
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666 types.push_back(getPtrToType(cd2->type->ir.type->get())); |
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667 // void*[] vtbl |
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668 std::vector<const LLType*> vtbltypes; |
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669 vtbltypes.push_back(DtoSize_t()); |
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670 const LLType* byteptrptrty = getPtrToType(getPtrToType(LLType::Int8Ty)); |
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671 vtbltypes.push_back(byteptrptrty); |
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672 types.push_back(LLStructType::get(vtbltypes)); |
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673 // int offset |
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674 types.push_back(LLType::Int32Ty); |
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675 // create type |
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676 gIR->interfaceInfoType = LLStructType::get(types); |
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677 |
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678 return gIR->interfaceInfoType; |
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679 } |
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680 |
309 | 681 ////////////////////////////////////////////////////////////////////////////////////////// |
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682 |
309 | 683 const LLStructType* DtoMutexType() |
684 { | |
685 if (gIR->mutexType) | |
686 return gIR->mutexType; | |
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687 |
309 | 688 // win32 |
689 if (global.params.isWindows) | |
690 { | |
691 // CRITICAL_SECTION.sizeof == 68 | |
692 std::vector<const LLType*> types(17, LLType::Int32Ty); | |
693 return LLStructType::get(types); | |
694 } | |
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695 |
309 | 696 // pthread_fastlock |
697 std::vector<const LLType*> types2; | |
698 types2.push_back(DtoSize_t()); | |
699 types2.push_back(LLType::Int32Ty); | |
700 const LLStructType* fastlock = LLStructType::get(types2); | |
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701 |
309 | 702 // pthread_mutex |
703 std::vector<const LLType*> types1; | |
704 types1.push_back(LLType::Int32Ty); | |
705 types1.push_back(LLType::Int32Ty); | |
706 types1.push_back(getVoidPtrType()); | |
707 types1.push_back(LLType::Int32Ty); | |
708 types1.push_back(fastlock); | |
709 const LLStructType* pmutex = LLStructType::get(types1); | |
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710 |
309 | 711 // D_CRITICAL_SECTION |
712 LLOpaqueType* opaque = LLOpaqueType::get(); | |
713 std::vector<const LLType*> types; | |
714 types.push_back(getPtrToType(opaque)); | |
715 types.push_back(pmutex); | |
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716 |
309 | 717 // resolve type |
718 pmutex = LLStructType::get(types); | |
719 LLPATypeHolder pa(pmutex); | |
720 opaque->refineAbstractTypeTo(pa.get()); | |
721 pmutex = isaStruct(pa.get()); | |
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722 |
309 | 723 gIR->mutexType = pmutex; |
724 gIR->module->addTypeName("D_CRITICAL_SECTION", pmutex); | |
725 return pmutex; | |
726 } |