Mercurial > projects > ldc
annotate gen/typinf.cpp @ 155:7f92f477ff53 trunk
[svn r171] starting to move IR data from AST nodes into IRState; started with IrFunction
| author | ChristianK |
|---|---|
| date | Tue, 29 Apr 2008 21:33:50 +0200 |
| parents | ce7b81fb957f |
| children | ccd07d9f2ce9 |
| rev | line source |
|---|---|
| 1 | 1 |
| 2 | |
| 3 // Copyright (c) 1999-2004 by Digital Mars | |
| 4 // All Rights Reserved | |
| 5 // written by Walter Bright | |
| 6 // www.digitalmars.com | |
| 7 // License for redistribution is by either the Artistic License | |
| 8 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
| 9 // See the included readme.txt for details. | |
| 10 | |
|
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11 // Modifications for LLVMDC: |
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12 // Copyright (c) 2007 by Tomas Lindquist Olsen |
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13 // tomas at famolsen dk |
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14 |
| 1 | 15 #include <cstdio> |
| 16 #include <cassert> | |
| 17 | |
| 52 | 18 #include "gen/llvm.h" |
| 19 | |
| 1 | 20 #include "mars.h" |
| 21 #include "module.h" | |
| 22 #include "mtype.h" | |
| 23 #include "scope.h" | |
| 24 #include "init.h" | |
| 25 #include "expression.h" | |
| 26 #include "attrib.h" | |
| 27 #include "declaration.h" | |
| 28 #include "template.h" | |
| 29 #include "id.h" | |
| 30 #include "enum.h" | |
| 31 #include "import.h" | |
| 32 #include "aggregate.h" | |
| 33 | |
| 52 | 34 #include "gen/irstate.h" |
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35 #include "gen/logger.h" |
| 52 | 36 #include "gen/runtime.h" |
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37 #include "gen/tollvm.h" |
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38 #include "gen/arrays.h" |
| 100 | 39 #include "gen/structs.h" |
| 106 | 40 #include "gen/classes.h" |
| 1 | 41 |
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42 #include "ir/irvar.h" |
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43 |
| 1 | 44 /******************************************* |
| 45 * Get a canonicalized form of the TypeInfo for use with the internal | |
| 46 * runtime library routines. Canonicalized in that static arrays are | |
| 47 * represented as dynamic arrays, enums are represented by their | |
| 48 * underlying type, etc. This reduces the number of TypeInfo's needed, | |
| 49 * so we can use the custom internal ones more. | |
| 50 */ | |
| 51 | |
| 52 Expression *Type::getInternalTypeInfo(Scope *sc) | |
| 53 { TypeInfoDeclaration *tid; | |
| 54 Expression *e; | |
| 55 Type *t; | |
| 56 static TypeInfoDeclaration *internalTI[TMAX]; | |
| 57 | |
| 58 //printf("Type::getInternalTypeInfo() %s\n", toChars()); | |
| 59 t = toBasetype(); | |
| 60 switch (t->ty) | |
| 61 { | |
| 62 case Tsarray: | |
| 63 t = t->next->arrayOf(); // convert to corresponding dynamic array type | |
| 64 break; | |
| 65 | |
| 66 case Tclass: | |
| 67 if (((TypeClass *)t)->sym->isInterfaceDeclaration()) | |
| 68 break; | |
| 69 goto Linternal; | |
| 70 | |
| 71 case Tarray: | |
| 72 if (t->next->ty != Tclass) | |
| 73 break; | |
| 74 goto Linternal; | |
| 75 | |
| 76 case Tfunction: | |
| 77 case Tdelegate: | |
| 78 case Tpointer: | |
| 79 Linternal: | |
| 80 tid = internalTI[t->ty]; | |
| 81 if (!tid) | |
| 82 { tid = new TypeInfoDeclaration(t, 1); | |
| 83 internalTI[t->ty] = tid; | |
| 84 } | |
| 85 e = new VarExp(0, tid); | |
| 52 | 86 //e = e->addressOf(sc); |
| 1 | 87 e->type = tid->type; // do this so we don't get redundant dereference |
| 88 return e; | |
| 89 | |
| 90 default: | |
| 91 break; | |
| 92 } | |
| 93 //printf("\tcalling getTypeInfo() %s\n", t->toChars()); | |
| 94 return t->getTypeInfo(sc); | |
| 95 } | |
| 96 | |
| 97 | |
| 98 /**************************************************** | |
| 99 * Get the exact TypeInfo. | |
| 100 */ | |
| 101 | |
| 102 Expression *Type::getTypeInfo(Scope *sc) | |
| 103 { | |
| 104 Expression *e; | |
| 105 Type *t; | |
| 106 | |
| 107 //printf("Type::getTypeInfo() %p, %s\n", this, toChars()); | |
| 108 t = merge(); // do this since not all Type's are merge'd | |
| 109 if (!t->vtinfo) | |
| 110 { t->vtinfo = t->getTypeInfoDeclaration(); | |
| 111 assert(t->vtinfo); | |
| 112 | |
| 113 /* If this has a custom implementation in std/typeinfo, then | |
| 114 * do not generate a COMDAT for it. | |
| 115 */ | |
| 116 if (!t->builtinTypeInfo()) | |
| 117 { // Generate COMDAT | |
| 118 if (sc) // if in semantic() pass | |
| 119 { // Find module that will go all the way to an object file | |
| 120 Module *m = sc->module->importedFrom; | |
| 121 m->members->push(t->vtinfo); | |
| 122 } | |
| 123 else // if in obj generation pass | |
| 124 { | |
| 125 t->vtinfo->toObjFile(); | |
| 126 } | |
| 127 } | |
| 128 } | |
| 129 e = new VarExp(0, t->vtinfo); | |
| 130 //e = e->addressOf(sc); | |
| 131 e->type = t->vtinfo->type; // do this so we don't get redundant dereference | |
| 132 return e; | |
| 133 } | |
| 134 | |
| 52 | 135 enum RET TypeFunction::retStyle() |
| 136 { | |
| 137 return RETstack; | |
| 138 } | |
| 1 | 139 |
| 140 TypeInfoDeclaration *Type::getTypeInfoDeclaration() | |
| 141 { | |
| 142 //printf("Type::getTypeInfoDeclaration() %s\n", toChars()); | |
| 143 return new TypeInfoDeclaration(this, 0); | |
| 144 } | |
| 145 | |
| 52 | 146 TypeInfoDeclaration *TypeTypedef::getTypeInfoDeclaration() |
| 1 | 147 { |
| 52 | 148 return new TypeInfoTypedefDeclaration(this); |
| 1 | 149 } |
| 150 | |
| 52 | 151 TypeInfoDeclaration *TypePointer::getTypeInfoDeclaration() |
| 152 { | |
| 153 return new TypeInfoPointerDeclaration(this); | |
| 154 } | |
| 1 | 155 |
| 156 TypeInfoDeclaration *TypeDArray::getTypeInfoDeclaration() | |
| 157 { | |
| 158 return new TypeInfoArrayDeclaration(this); | |
| 159 } | |
| 160 | |
| 161 TypeInfoDeclaration *TypeSArray::getTypeInfoDeclaration() | |
| 162 { | |
| 163 return new TypeInfoStaticArrayDeclaration(this); | |
| 164 } | |
| 165 | |
| 166 TypeInfoDeclaration *TypeAArray::getTypeInfoDeclaration() | |
| 167 { | |
| 168 return new TypeInfoAssociativeArrayDeclaration(this); | |
| 169 } | |
| 170 | |
| 52 | 171 TypeInfoDeclaration *TypeStruct::getTypeInfoDeclaration() |
| 172 { | |
| 173 return new TypeInfoStructDeclaration(this); | |
| 174 } | |
| 1 | 175 |
| 176 TypeInfoDeclaration *TypeClass::getTypeInfoDeclaration() | |
| 177 { | |
| 178 if (sym->isInterfaceDeclaration()) | |
| 179 return new TypeInfoInterfaceDeclaration(this); | |
| 180 else | |
| 181 return new TypeInfoClassDeclaration(this); | |
| 182 } | |
| 183 | |
| 184 TypeInfoDeclaration *TypeEnum::getTypeInfoDeclaration() | |
| 185 { | |
| 186 return new TypeInfoEnumDeclaration(this); | |
| 187 } | |
| 188 | |
| 189 TypeInfoDeclaration *TypeFunction::getTypeInfoDeclaration() | |
| 190 { | |
| 191 return new TypeInfoFunctionDeclaration(this); | |
| 192 } | |
| 193 | |
| 194 TypeInfoDeclaration *TypeDelegate::getTypeInfoDeclaration() | |
| 195 { | |
| 196 return new TypeInfoDelegateDeclaration(this); | |
| 197 } | |
| 198 | |
| 199 TypeInfoDeclaration *TypeTuple::getTypeInfoDeclaration() | |
| 200 { | |
| 201 return new TypeInfoTupleDeclaration(this); | |
| 202 } | |
| 203 | |
| 204 | |
| 205 /* ========================================================================= */ | |
| 206 | |
| 207 /* These decide if there's an instance for them already in std.typeinfo, | |
| 208 * because then the compiler doesn't need to build one. | |
| 209 */ | |
| 210 | |
| 211 int Type::builtinTypeInfo() | |
| 212 { | |
| 213 return 0; | |
| 214 } | |
| 215 | |
| 216 int TypeBasic::builtinTypeInfo() | |
| 217 { | |
| 218 return 1; | |
| 219 } | |
| 220 | |
| 221 int TypeDArray::builtinTypeInfo() | |
| 222 { | |
| 52 | 223 return next->isTypeBasic() != NULL; |
| 1 | 224 } |
| 225 | |
| 226 /* ========================================================================= */ | |
| 227 | |
| 228 /*************************************** | |
| 229 * Create a static array of TypeInfo references | |
| 230 * corresponding to an array of Expression's. | |
| 231 * Used to supply hidden _arguments[] value for variadic D functions. | |
| 232 */ | |
| 233 | |
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234 Expression *createTypeInfoArray(Scope *sc, Expression *exps[], int dim) |
| 1 | 235 { |
| 236 assert(0); | |
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237 return NULL; |
| 1 | 238 } |
| 239 | |
| 52 | 240 /* ========================================================================= */ |
| 241 | |
| 242 ////////////////////////////////////////////////////////////////////////////// | |
| 243 // MAGIC PLACE | |
| 244 ////////////////////////////////////////////////////////////////////////////// | |
| 245 | |
| 246 void TypeInfoDeclaration::toObjFile() | |
| 247 { | |
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248 gIR->resolveList.push_back(this); |
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249 } |
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250 |
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251 void DtoResolveTypeInfo(TypeInfoDeclaration* tid) |
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252 { |
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253 if (tid->llvmResolved) return; |
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254 tid->llvmResolved = true; |
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255 |
| 132 | 256 Logger::println("DtoResolveTypeInfo(%s)", tid->toChars()); |
| 52 | 257 LOG_SCOPE; |
| 65 | 258 |
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259 tid->irGlobal = new IrGlobal(tid); |
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260 |
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261 gIR->declareList.push_back(tid); |
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262 } |
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263 |
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264 void DtoDeclareTypeInfo(TypeInfoDeclaration* tid) |
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265 { |
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266 if (tid->llvmDeclared) return; |
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267 tid->llvmDeclared = true; |
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268 |
| 132 | 269 Logger::println("DtoDeclareTypeInfo(%s)", tid->toChars()); |
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270 LOG_SCOPE; |
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271 |
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272 std::string mangled(tid->mangle()); |
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273 |
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274 Logger::println("type = '%s'", tid->tinfo->toChars()); |
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275 Logger::println("typeinfo mangle: %s", mangled.c_str()); |
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276 |
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277 // this is a declaration of a builtin __initZ var |
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278 if (tid->tinfo->builtinTypeInfo()) { |
| 132 | 279 llvm::Value* found = gIR->module->getNamedGlobal(mangled); |
| 280 if (!found) | |
| 281 { | |
| 282 const llvm::Type* t = llvm::OpaqueType::get(); | |
| 283 llvm::GlobalVariable* g = new llvm::GlobalVariable(t, true, llvm::GlobalValue::ExternalLinkage, NULL, mangled, gIR->module); | |
| 284 assert(g); | |
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285 /*if (!tid->irGlobal) |
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286 tid->irGlobal = new IrGlobal(tid);*/ |
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287 tid->irGlobal->value = g; |
| 132 | 288 mangled.append("__TYPE"); |
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289 gIR->module->addTypeName(mangled, tid->irGlobal->value->getType()->getContainedType(0)); |
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290 Logger::println("Got typeinfo var: %s", tid->irGlobal->value->getName().c_str()); |
| 132 | 291 tid->llvmInitialized = true; |
| 292 tid->llvmDefined = true; | |
| 293 } | |
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294 else if (!tid->irGlobal->value) { |
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295 tid->irGlobal->value = found; |
| 132 | 296 tid->llvmInitialized = true; |
| 297 tid->llvmDefined = true; | |
| 298 } | |
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299 } |
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300 // custom typedef |
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301 else { |
| 106 | 302 tid->llvmDeclare(); |
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303 gIR->constInitList.push_back(tid); |
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304 } |
| 52 | 305 } |
| 306 | |
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307 void DtoConstInitTypeInfo(TypeInfoDeclaration* tid) |
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308 { |
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309 if (tid->llvmInitialized) return; |
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310 tid->llvmInitialized = true; |
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311 |
| 132 | 312 Logger::println("DtoConstInitTypeInfo(%s)", tid->toChars()); |
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313 LOG_SCOPE; |
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314 |
| 106 | 315 gIR->defineList.push_back(tid); |
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316 } |
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317 |
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318 void DtoDefineTypeInfo(TypeInfoDeclaration* tid) |
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319 { |
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320 if (tid->llvmDefined) return; |
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321 tid->llvmDefined = true; |
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322 |
| 132 | 323 Logger::println("DtoDefineTypeInfo(%s)", tid->toChars()); |
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324 LOG_SCOPE; |
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325 |
| 106 | 326 tid->llvmDefine(); |
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327 } |
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328 |
| 52 | 329 /* ========================================================================= */ |
| 330 | |
| 331 void TypeInfoDeclaration::toDt(dt_t **pdt) | |
| 332 { | |
| 106 | 333 assert(0 && "TypeInfoDeclaration::toDt"); |
| 334 } | |
| 335 | |
| 336 void TypeInfoDeclaration::llvmDeclare() | |
| 337 { | |
| 338 assert(0 && "TypeInfoDeclaration::llvmDeclare"); | |
| 339 } | |
| 340 | |
| 341 void TypeInfoDeclaration::llvmDefine() | |
| 342 { | |
| 343 assert(0 && "TypeInfoDeclaration::llvmDeclare"); | |
| 52 | 344 } |
| 345 | |
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346 /* ========================================================================= */ |
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347 |
| 106 | 348 void TypeInfoTypedefDeclaration::llvmDeclare() |
| 52 | 349 { |
| 106 | 350 Logger::println("TypeInfoTypedefDeclaration::llvmDeclare() %s", toChars()); |
| 351 LOG_SCOPE; | |
| 352 | |
| 353 ClassDeclaration* base = Type::typeinfotypedef; | |
| 354 DtoResolveClass(base); | |
| 355 | |
| 356 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); | |
| 357 | |
| 358 // create the symbol | |
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359 irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 360 } |
| 361 | |
| 362 void TypeInfoTypedefDeclaration::llvmDefine() | |
| 363 { | |
| 364 Logger::println("TypeInfoTypedefDeclaration::llvmDefine() %s", toChars()); | |
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365 LOG_SCOPE; |
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366 |
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367 ClassDeclaration* base = Type::typeinfotypedef; |
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368 DtoForceConstInitDsymbol(base); |
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369 |
| 100 | 370 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); |
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371 Logger::cout() << "got stype: " << *stype << '\n'; |
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372 |
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373 // vtbl |
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374 std::vector<llvm::Constant*> sinits; |
| 137 | 375 sinits.push_back(base->irStruct->vtbl); |
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376 |
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377 // monitor |
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378 sinits.push_back(getNullPtr(getPtrToType(llvm::Type::Int8Ty))); |
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379 |
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380 assert(tinfo->ty == Ttypedef); |
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381 TypeTypedef *tc = (TypeTypedef *)tinfo; |
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382 TypedefDeclaration *sd = tc->sym; |
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383 |
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384 // TypeInfo base |
| 96 | 385 //const llvm::PointerType* basept = isaPointer(initZ->getOperand(1)->getType()); |
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386 //sinits.push_back(llvm::ConstantPointerNull::get(basept)); |
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387 Logger::println("generating base typeinfo"); |
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388 //sd->basetype = sd->basetype->merge(); |
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389 |
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390 sd->basetype->getTypeInfo(NULL); // generate vtinfo |
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391 assert(sd->basetype->vtinfo); |
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392 DtoForceDeclareDsymbol(sd->basetype->vtinfo); |
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393 |
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394 assert(sd->basetype->vtinfo->irGlobal->value); |
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395 assert(llvm::isa<llvm::Constant>(sd->basetype->vtinfo->irGlobal->value)); |
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396 llvm::Constant* castbase = llvm::cast<llvm::Constant>(sd->basetype->vtinfo->irGlobal->value); |
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397 castbase = llvm::ConstantExpr::getBitCast(castbase, stype->getElementType(2)); |
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398 sinits.push_back(castbase); |
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399 |
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400 // char[] name |
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401 char *name = sd->toPrettyChars(); |
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402 sinits.push_back(DtoConstString(name)); |
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403 assert(sinits.back()->getType() == stype->getElementType(3)); |
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404 |
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405 // void[] init |
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406 const llvm::PointerType* initpt = getPtrToType(llvm::Type::Int8Ty); |
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407 if (tinfo->isZeroInit() || !sd->init) // 0 initializer, or the same as the base type |
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408 { |
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409 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), getNullPtr(initpt))); |
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410 } |
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411 else |
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412 { |
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413 llvm::Constant* ci = DtoConstInitializer(sd->basetype, sd->init); |
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414 std::string ciname(sd->mangle()); |
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415 ciname.append("__init"); |
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416 llvm::GlobalVariable* civar = new llvm::GlobalVariable(DtoType(sd->basetype),true,llvm::GlobalValue::InternalLinkage,ci,ciname,gIR->module); |
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417 llvm::Constant* cicast = llvm::ConstantExpr::getBitCast(civar, initpt); |
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418 size_t cisize = getTypeStoreSize(DtoType(sd->basetype)); |
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419 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
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420 } |
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421 |
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422 // create the symbol |
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423 llvm::Constant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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424 isaGlobalVar(irGlobal->value)->setInitializer(tiInit); |
| 106 | 425 } |
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426 |
| 106 | 427 void TypeInfoTypedefDeclaration::toDt(dt_t **pdt) |
| 428 { | |
| 429 assert(0); | |
| 52 | 430 } |
| 431 | |
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432 /* ========================================================================= */ |
| 52 | 433 |
| 106 | 434 void TypeInfoEnumDeclaration::llvmDeclare() |
| 52 | 435 { |
| 106 | 436 Logger::println("TypeInfoEnumDeclaration::llvmDeclare() %s", toChars()); |
| 437 LOG_SCOPE; | |
| 438 | |
| 439 ClassDeclaration* base = Type::typeinfoenum; | |
| 440 DtoResolveClass(base); | |
| 441 | |
| 442 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); | |
| 443 | |
| 444 // create the symbol | |
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445 irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 446 } |
| 447 | |
| 448 void TypeInfoEnumDeclaration::llvmDefine() | |
| 449 { | |
| 450 Logger::println("TypeInfoEnumDeclaration::llvmDefine() %s", toChars()); | |
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451 LOG_SCOPE; |
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452 |
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453 ClassDeclaration* base = Type::typeinfoenum; |
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454 DtoForceConstInitDsymbol(base); |
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455 |
| 100 | 456 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); |
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457 |
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458 // vtbl |
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459 std::vector<llvm::Constant*> sinits; |
| 137 | 460 sinits.push_back(base->irStruct->vtbl); |
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461 |
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462 // monitor |
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463 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(llvm::Type::Int8Ty))); |
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464 |
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465 assert(tinfo->ty == Tenum); |
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466 TypeEnum *tc = (TypeEnum *)tinfo; |
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467 EnumDeclaration *sd = tc->sym; |
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468 |
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469 // TypeInfo base |
| 96 | 470 //const llvm::PointerType* basept = isaPointer(initZ->getOperand(1)->getType()); |
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471 //sinits.push_back(llvm::ConstantPointerNull::get(basept)); |
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472 Logger::println("generating base typeinfo"); |
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473 //sd->basetype = sd->basetype->merge(); |
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474 |
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475 sd->memtype->getTypeInfo(NULL); // generate vtinfo |
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476 assert(sd->memtype->vtinfo); |
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477 DtoForceDeclareDsymbol(sd->memtype->vtinfo); |
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478 |
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479 assert(llvm::isa<llvm::Constant>(sd->memtype->vtinfo->irGlobal->value)); |
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480 llvm::Constant* castbase = llvm::cast<llvm::Constant>(sd->memtype->vtinfo->irGlobal->value); |
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481 castbase = llvm::ConstantExpr::getBitCast(castbase, stype->getElementType(2)); |
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482 sinits.push_back(castbase); |
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483 |
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484 // char[] name |
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485 char *name = sd->toPrettyChars(); |
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486 sinits.push_back(DtoConstString(name)); |
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487 assert(sinits.back()->getType() == stype->getElementType(3)); |
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488 |
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489 // void[] init |
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490 const llvm::PointerType* initpt = getPtrToType(llvm::Type::Int8Ty); |
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491 if (tinfo->isZeroInit() || !sd->defaultval) // 0 initializer, or the same as the base type |
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492 { |
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493 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), llvm::ConstantPointerNull::get(initpt))); |
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494 } |
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495 else |
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496 { |
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497 const llvm::Type* memty = DtoType(sd->memtype); |
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498 llvm::Constant* ci = llvm::ConstantInt::get(memty, sd->defaultval, !sd->memtype->isunsigned()); |
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499 std::string ciname(sd->mangle()); |
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500 ciname.append("__init"); |
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501 llvm::GlobalVariable* civar = new llvm::GlobalVariable(memty,true,llvm::GlobalValue::InternalLinkage,ci,ciname,gIR->module); |
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502 llvm::Constant* cicast = llvm::ConstantExpr::getBitCast(civar, initpt); |
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503 size_t cisize = getTypeStoreSize(memty); |
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504 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
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505 } |
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506 |
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507 // create the symbol |
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508 llvm::Constant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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509 isaGlobalVar(irGlobal->value)->setInitializer(tiInit); |
| 106 | 510 } |
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511 |
| 106 | 512 void TypeInfoEnumDeclaration::toDt(dt_t **pdt) |
| 513 { | |
| 514 assert(0); | |
| 52 | 515 } |
| 516 | |
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517 /* ========================================================================= */ |
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518 |
| 106 | 519 static llvm::Constant* LLVM_D_Declare_TypeInfoBase(TypeInfoDeclaration* tid, ClassDeclaration* cd) |
| 520 { | |
| 521 ClassDeclaration* base = cd; | |
| 522 DtoResolveClass(base); | |
| 523 | |
| 524 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); | |
| 525 | |
| 526 // create the symbol | |
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527 tid->irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,tid->toChars(),gIR->module); |
| 106 | 528 } |
| 529 | |
| 530 static llvm::Constant* LLVM_D_Define_TypeInfoBase(Type* basetype, TypeInfoDeclaration* tid, ClassDeclaration* cd) | |
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531 { |
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532 ClassDeclaration* base = cd; |
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533 DtoForceConstInitDsymbol(base); |
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534 |
| 100 | 535 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); |
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536 |
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537 // vtbl |
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538 std::vector<llvm::Constant*> sinits; |
| 137 | 539 sinits.push_back(base->irStruct->vtbl); |
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540 |
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541 // monitor |
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542 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(llvm::Type::Int8Ty))); |
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543 |
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544 // TypeInfo base |
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545 Logger::println("generating base typeinfo"); |
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546 basetype->getTypeInfo(NULL); |
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547 assert(basetype->vtinfo); |
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548 DtoForceDeclareDsymbol(basetype->vtinfo); |
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549 assert(llvm::isa<llvm::Constant>(basetype->vtinfo->irGlobal->value)); |
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550 llvm::Constant* castbase = llvm::cast<llvm::Constant>(basetype->vtinfo->irGlobal->value); |
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551 castbase = llvm::ConstantExpr::getBitCast(castbase, stype->getElementType(2)); |
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552 sinits.push_back(castbase); |
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553 |
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554 // create the symbol |
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555 llvm::Constant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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556 isaGlobalVar(tid->irGlobal->value)->setInitializer(tiInit); |
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557 } |
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558 |
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559 /* ========================================================================= */ |
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560 |
| 106 | 561 void TypeInfoPointerDeclaration::llvmDeclare() |
| 52 | 562 { |
| 106 | 563 Logger::println("TypeInfoPointerDeclaration::llvmDeclare() %s", toChars()); |
| 564 LOG_SCOPE; | |
| 565 | |
| 566 assert(tinfo->ty == Tpointer); | |
| 567 TypePointer *tc = (TypePointer *)tinfo; | |
| 568 | |
| 569 LLVM_D_Declare_TypeInfoBase(this, Type::typeinfopointer); | |
| 570 } | |
| 571 | |
| 572 void TypeInfoPointerDeclaration::llvmDefine() | |
| 573 { | |
| 574 Logger::println("TypeInfoPointerDeclaration::llvmDefine() %s", toChars()); | |
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575 LOG_SCOPE; |
| 52 | 576 |
| 577 assert(tinfo->ty == Tpointer); | |
| 578 TypePointer *tc = (TypePointer *)tinfo; | |
| 579 | |
| 106 | 580 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfopointer); |
| 581 } | |
| 582 | |
| 583 void TypeInfoPointerDeclaration::toDt(dt_t **pdt) | |
| 584 { | |
| 585 assert(0); | |
| 52 | 586 } |
| 587 | |
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588 /* ========================================================================= */ |
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589 |
| 106 | 590 void TypeInfoArrayDeclaration::llvmDeclare() |
| 52 | 591 { |
| 106 | 592 Logger::println("TypeInfoArrayDeclaration::llvmDeclare() %s", toChars()); |
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593 LOG_SCOPE; |
| 52 | 594 |
| 595 assert(tinfo->ty == Tarray); | |
| 596 TypeDArray *tc = (TypeDArray *)tinfo; | |
| 597 | |
| 106 | 598 LLVM_D_Declare_TypeInfoBase(this, Type::typeinfoarray); |
| 599 } | |
| 600 | |
| 601 void TypeInfoArrayDeclaration::llvmDefine() | |
| 602 { | |
| 603 Logger::println("TypeInfoArrayDeclaration::llvmDefine() %s", toChars()); | |
| 604 LOG_SCOPE; | |
| 605 | |
| 606 assert(tinfo->ty == Tarray); | |
| 607 TypeDArray *tc = (TypeDArray *)tinfo; | |
| 608 | |
| 609 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfoarray); | |
| 610 } | |
| 611 | |
| 612 void TypeInfoArrayDeclaration::toDt(dt_t **pdt) | |
| 613 { | |
| 614 assert(0); | |
| 52 | 615 } |
| 616 | |
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617 /* ========================================================================= */ |
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618 |
| 106 | 619 void TypeInfoStaticArrayDeclaration::llvmDeclare() |
| 620 { | |
| 621 Logger::println("TypeInfoStaticArrayDeclaration::toDt() %s", toChars()); | |
| 622 LOG_SCOPE; | |
| 623 | |
| 624 // init typeinfo class | |
| 625 ClassDeclaration* base = Type::typeinfostaticarray; | |
| 626 DtoResolveClass(base); | |
| 627 | |
| 628 // get type of typeinfo class | |
| 629 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); | |
| 630 | |
| 631 // create the symbol | |
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632 irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 633 } |
| 634 | |
| 635 void TypeInfoStaticArrayDeclaration::llvmDefine() | |
| 52 | 636 { |
|
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637 Logger::println("TypeInfoStaticArrayDeclaration::toDt() %s", toChars()); |
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638 LOG_SCOPE; |
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639 |
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640 // init typeinfo class |
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641 ClassDeclaration* base = Type::typeinfostaticarray; |
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642 DtoForceConstInitDsymbol(base); |
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643 |
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644 // get type of typeinfo class |
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645 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); |
| 52 | 646 |
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647 // initializer vector |
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648 std::vector<llvm::Constant*> sinits; |
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649 // first is always the vtable |
| 137 | 650 sinits.push_back(base->irStruct->vtbl); |
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651 |
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652 // monitor |
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653 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(llvm::Type::Int8Ty))); |
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654 |
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655 // value typeinfo |
| 52 | 656 assert(tinfo->ty == Tsarray); |
| 657 TypeSArray *tc = (TypeSArray *)tinfo; | |
| 658 tc->next->getTypeInfo(NULL); | |
|
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659 |
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660 // get symbol |
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661 assert(tc->next->vtinfo); |
| 106 | 662 DtoForceDeclareDsymbol(tc->next->vtinfo); |
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663 llvm::Constant* castbase = isaConstant(tc->next->vtinfo->irGlobal->value); |
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664 castbase = llvm::ConstantExpr::getBitCast(castbase, stype->getElementType(2)); |
|
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665 sinits.push_back(castbase); |
| 52 | 666 |
|
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667 // length |
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668 sinits.push_back(DtoConstSize_t(tc->dim->toInteger())); |
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669 |
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670 // create the symbol |
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671 llvm::Constant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
|
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672 isaGlobalVar(irGlobal->value)->setInitializer(tiInit); |
| 106 | 673 } |
|
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674 |
| 106 | 675 void TypeInfoStaticArrayDeclaration::toDt(dt_t **pdt) |
| 676 { | |
| 677 assert(0); | |
| 52 | 678 } |
| 679 | |
|
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680 /* ========================================================================= */ |
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681 |
| 106 | 682 void TypeInfoAssociativeArrayDeclaration::llvmDeclare() |
| 683 { | |
|
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684 Logger::println("TypeInfoAssociativeArrayDeclaration::toDt() %s", toChars()); |
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685 LOG_SCOPE; |
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686 |
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687 // init typeinfo class |
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688 ClassDeclaration* base = Type::typeinfoassociativearray; |
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689 DtoResolveClass(base); |
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690 |
|
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691 // get type of typeinfo class |
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692 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); |
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693 |
|
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694 // create the symbol |
|
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695 irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 696 } |
| 697 | |
| 698 void TypeInfoAssociativeArrayDeclaration::llvmDefine() | |
| 699 { | |
|
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700 Logger::println("TypeInfoAssociativeArrayDeclaration::toDt() %s", toChars()); |
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701 LOG_SCOPE; |
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702 |
|
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703 // init typeinfo class |
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704 ClassDeclaration* base = Type::typeinfoassociativearray; |
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705 DtoForceConstInitDsymbol(base); |
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706 |
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707 // get type of typeinfo class |
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708 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); |
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709 |
|
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710 // initializer vector |
|
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711 std::vector<llvm::Constant*> sinits; |
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712 // first is always the vtable |
| 137 | 713 sinits.push_back(base->irStruct->vtbl); |
|
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714 |
|
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715 // monitor |
|
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716 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(llvm::Type::Int8Ty))); |
|
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717 |
|
109
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718 // get type |
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719 assert(tinfo->ty == Taarray); |
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720 TypeAArray *tc = (TypeAArray *)tinfo; |
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721 |
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722 // value typeinfo |
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723 tc->next->getTypeInfo(NULL); |
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724 |
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725 // get symbol |
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726 assert(tc->next->vtinfo); |
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727 DtoForceDeclareDsymbol(tc->next->vtinfo); |
|
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728 llvm::Constant* castbase = isaConstant(tc->next->vtinfo->irGlobal->value); |
|
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729 castbase = llvm::ConstantExpr::getBitCast(castbase, stype->getElementType(2)); |
|
109
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730 sinits.push_back(castbase); |
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731 |
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732 // key typeinfo |
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733 tc->index->getTypeInfo(NULL); |
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734 |
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735 // get symbol |
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736 assert(tc->index->vtinfo); |
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737 DtoForceDeclareDsymbol(tc->index->vtinfo); |
|
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738 castbase = isaConstant(tc->index->vtinfo->irGlobal->value); |
|
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739 castbase = llvm::ConstantExpr::getBitCast(castbase, stype->getElementType(3)); |
|
109
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740 sinits.push_back(castbase); |
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741 |
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742 // create the symbol |
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743 llvm::Constant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
|
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744 isaGlobalVar(irGlobal->value)->setInitializer(tiInit); |
| 106 | 745 } |
| 746 | |
| 52 | 747 void TypeInfoAssociativeArrayDeclaration::toDt(dt_t **pdt) |
| 748 { | |
|
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749 assert(0); |
| 52 | 750 } |
| 751 | |
|
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752 /* ========================================================================= */ |
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753 |
| 106 | 754 void TypeInfoFunctionDeclaration::llvmDeclare() |
| 755 { | |
| 756 Logger::println("TypeInfoFunctionDeclaration::toDt() %s", toChars()); | |
| 757 LOG_SCOPE; | |
| 758 | |
| 759 assert(tinfo->ty == Tfunction); | |
| 760 TypeFunction *tc = (TypeFunction *)tinfo; | |
| 761 | |
| 762 LLVM_D_Declare_TypeInfoBase(this, Type::typeinfofunction); | |
| 763 } | |
| 764 | |
| 765 void TypeInfoFunctionDeclaration::llvmDefine() | |
| 52 | 766 { |
|
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767 Logger::println("TypeInfoFunctionDeclaration::toDt() %s", toChars()); |
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768 LOG_SCOPE; |
| 52 | 769 |
| 770 assert(tinfo->ty == Tfunction); | |
| 771 TypeFunction *tc = (TypeFunction *)tinfo; | |
| 772 | |
| 106 | 773 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfofunction); |
| 774 } | |
| 775 | |
| 776 void TypeInfoFunctionDeclaration::toDt(dt_t **pdt) | |
| 777 { | |
| 778 assert(0); | |
| 52 | 779 } |
| 780 | |
|
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781 /* ========================================================================= */ |
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|
782 |
| 106 | 783 void TypeInfoDelegateDeclaration::llvmDeclare() |
| 784 { | |
| 785 Logger::println("TypeInfoDelegateDeclaration::toDt() %s", toChars()); | |
| 786 LOG_SCOPE; | |
| 787 | |
| 788 assert(tinfo->ty == Tdelegate); | |
| 789 TypeDelegate *tc = (TypeDelegate *)tinfo; | |
| 790 | |
| 791 LLVM_D_Declare_TypeInfoBase(this, Type::typeinfodelegate); | |
| 792 } | |
| 793 | |
| 794 void TypeInfoDelegateDeclaration::llvmDefine() | |
| 52 | 795 { |
|
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796 Logger::println("TypeInfoDelegateDeclaration::toDt() %s", toChars()); |
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|
797 LOG_SCOPE; |
| 52 | 798 |
| 799 assert(tinfo->ty == Tdelegate); | |
| 800 TypeDelegate *tc = (TypeDelegate *)tinfo; | |
| 801 | |
| 106 | 802 LLVM_D_Define_TypeInfoBase(tc->next->next, this, Type::typeinfodelegate); |
| 803 } | |
| 804 | |
| 805 void TypeInfoDelegateDeclaration::toDt(dt_t **pdt) | |
| 806 { | |
| 807 assert(0); | |
| 52 | 808 } |
| 809 | |
|
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810 /* ========================================================================= */ |
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811 |
| 106 | 812 void TypeInfoStructDeclaration::llvmDeclare() |
| 52 | 813 { |
| 106 | 814 Logger::println("TypeInfoStructDeclaration::llvmDeclare() %s", toChars()); |
| 815 LOG_SCOPE; | |
| 816 | |
| 817 assert(tinfo->ty == Tstruct); | |
| 818 TypeStruct *tc = (TypeStruct *)tinfo; | |
| 819 StructDeclaration *sd = tc->sym; | |
| 820 DtoResolveDsymbol(sd); | |
| 821 | |
| 822 ClassDeclaration* base = Type::typeinfostruct; | |
| 823 DtoResolveClass(base); | |
| 824 | |
| 825 const llvm::StructType* stype = isaStruct(((TypeClass*)base->type)->llvmType->get()); | |
| 826 | |
| 827 // create the symbol | |
|
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828 irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 829 } |
| 830 | |
| 831 void TypeInfoStructDeclaration::llvmDefine() | |
| 832 { | |
| 833 Logger::println("TypeInfoStructDeclaration::llvmDefine() %s", toChars()); | |
| 72 | 834 LOG_SCOPE; |
| 835 | |
| 836 assert(tinfo->ty == Tstruct); | |
| 837 TypeStruct *tc = (TypeStruct *)tinfo; | |
| 838 StructDeclaration *sd = tc->sym; | |
|
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839 DtoForceConstInitDsymbol(sd); |
| 72 | 840 |
| 841 ClassDeclaration* base = Type::typeinfostruct; | |
|
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842 DtoForceConstInitDsymbol(base); |
| 72 | 843 |
| 100 | 844 const llvm::StructType* stype = isaStruct(((TypeClass*)base->type)->llvmType->get()); |
| 72 | 845 |
|
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846 // vtbl |
| 72 | 847 std::vector<llvm::Constant*> sinits; |
| 137 | 848 sinits.push_back(base->irStruct->vtbl); |
| 72 | 849 |
|
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850 // monitor |
|
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851 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(llvm::Type::Int8Ty))); |
|
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852 |
| 72 | 853 // char[] name |
| 854 char *name = sd->toPrettyChars(); | |
|
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855 sinits.push_back(DtoConstString(name)); |
|
110
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856 //Logger::println("************** A"); |
|
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857 assert(sinits.back()->getType() == stype->getElementType(2)); |
| 72 | 858 |
| 859 // void[] init | |
|
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860 const llvm::PointerType* initpt = getPtrToType(llvm::Type::Int8Ty); |
| 72 | 861 if (sd->zeroInit) // 0 initializer, or the same as the base type |
| 862 { | |
|
81
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863 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), llvm::ConstantPointerNull::get(initpt))); |
| 72 | 864 } |
| 865 else | |
| 866 { | |
|
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867 size_t cisize = getTypeStoreSize(tc->llvmType->get()); |
| 137 | 868 llvm::Constant* cicast = llvm::ConstantExpr::getBitCast(sd->irStruct->init, initpt); |
|
81
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869 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
| 72 | 870 } |
| 871 | |
| 872 // toX functions ground work | |
| 873 FuncDeclaration *fd; | |
| 874 FuncDeclaration *fdx; | |
| 875 TypeFunction *tf; | |
| 876 Type *ta; | |
| 877 Dsymbol *s; | |
| 878 | |
| 879 static TypeFunction *tftohash; | |
| 880 static TypeFunction *tftostring; | |
| 881 | |
| 882 if (!tftohash) | |
| 883 { | |
| 884 Scope sc; | |
| 885 | |
| 886 tftohash = new TypeFunction(NULL, Type::thash_t, 0, LINKd); | |
| 887 tftohash = (TypeFunction *)tftohash->semantic(0, &sc); | |
| 888 | |
| 889 tftostring = new TypeFunction(NULL, Type::tchar->arrayOf(), 0, LINKd); | |
| 890 tftostring = (TypeFunction *)tftostring->semantic(0, &sc); | |
| 891 } | |
| 892 | |
| 893 TypeFunction *tfeqptr; | |
| 894 { | |
| 895 Scope sc; | |
| 896 Arguments *arguments = new Arguments; | |
| 897 Argument *arg = new Argument(STCin, tc->pointerTo(), NULL, NULL); | |
| 898 | |
| 899 arguments->push(arg); | |
| 900 tfeqptr = new TypeFunction(arguments, Type::tint32, 0, LINKd); | |
| 901 tfeqptr = (TypeFunction *)tfeqptr->semantic(0, &sc); | |
| 902 } | |
| 903 | |
| 904 #if 0 | |
| 905 TypeFunction *tfeq; | |
| 906 { | |
| 907 Scope sc; | |
| 908 Array *arguments = new Array; | |
| 909 Argument *arg = new Argument(In, tc, NULL, NULL); | |
| 910 | |
| 911 arguments->push(arg); | |
| 912 tfeq = new TypeFunction(arguments, Type::tint32, 0, LINKd); | |
| 913 tfeq = (TypeFunction *)tfeq->semantic(0, &sc); | |
| 914 } | |
| 915 #endif | |
| 916 | |
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917 //Logger::println("************** B"); |
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918 const llvm::PointerType* ptty = isaPointer(stype->getElementType(4)); |
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919 assert(ptty); |
| 72 | 920 |
| 921 s = search_function(sd, Id::tohash); | |
| 922 fdx = s ? s->isFuncDeclaration() : NULL; | |
| 923 if (fdx) | |
| 924 { | |
| 925 fd = fdx->overloadExactMatch(tftohash); | |
| 926 if (fd) { | |
| 132 | 927 DtoForceDeclareDsymbol(fd); |
|
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928 assert(gIR->irFunc[fd]->func != 0); |
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929 llvm::Constant* c = isaConstant(gIR->irFunc[fd]->func); |
| 72 | 930 assert(c); |
| 931 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
| 932 sinits.push_back(c); | |
| 933 } | |
| 934 else { | |
| 935 //fdx->error("must be declared as extern (D) uint toHash()"); | |
| 936 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 937 } | |
| 938 } | |
| 939 else { | |
| 940 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 941 } | |
| 942 | |
| 943 s = search_function(sd, Id::eq); | |
| 944 fdx = s ? s->isFuncDeclaration() : NULL; | |
| 945 for (int i = 0; i < 2; i++) | |
| 946 { | |
|
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947 //Logger::println("************** C %d", i); |
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948 ptty = isaPointer(stype->getElementType(5+i)); |
| 72 | 949 if (fdx) |
| 950 { | |
| 951 fd = fdx->overloadExactMatch(tfeqptr); | |
| 952 if (fd) { | |
| 132 | 953 DtoForceDeclareDsymbol(fd); |
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954 assert(gIR->irFunc[fd]->func != 0); |
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955 llvm::Constant* c = isaConstant(gIR->irFunc[fd]->func); |
| 72 | 956 assert(c); |
| 957 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
| 958 sinits.push_back(c); | |
| 959 } | |
| 960 else { | |
| 961 //fdx->error("must be declared as extern (D) int %s(%s*)", fdx->toChars(), sd->toChars()); | |
| 962 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 963 } | |
| 964 } | |
| 965 else { | |
| 966 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 967 } | |
| 968 | |
| 969 s = search_function(sd, Id::cmp); | |
| 970 fdx = s ? s->isFuncDeclaration() : NULL; | |
| 971 } | |
| 972 | |
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973 //Logger::println("************** D"); |
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974 ptty = isaPointer(stype->getElementType(7)); |
| 72 | 975 s = search_function(sd, Id::tostring); |
| 976 fdx = s ? s->isFuncDeclaration() : NULL; | |
| 977 if (fdx) | |
| 978 { | |
| 979 fd = fdx->overloadExactMatch(tftostring); | |
| 980 if (fd) { | |
| 132 | 981 DtoForceDeclareDsymbol(fd); |
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982 assert(gIR->irFunc[fd]->func != 0); |
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983 llvm::Constant* c = isaConstant(gIR->irFunc[fd]->func); |
| 72 | 984 assert(c); |
| 985 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
| 986 sinits.push_back(c); | |
| 987 } | |
| 988 else { | |
| 989 //fdx->error("must be declared as extern (D) char[] toString()"); | |
| 990 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 991 } | |
| 992 } | |
| 993 else { | |
| 994 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 995 } | |
| 996 | |
| 997 // uint m_flags; | |
|
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998 sinits.push_back(DtoConstUint(tc->hasPointers())); |
| 72 | 999 |
| 1000 // create the symbol | |
| 1001 llvm::Constant* tiInit = llvm::ConstantStruct::get(stype, sinits); | |
| 73 | 1002 llvm::GlobalVariable* gvar = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,tiInit,toChars(),gIR->module); |
| 72 | 1003 |
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1004 isaGlobalVar(irGlobal->value)->setInitializer(tiInit); |
| 106 | 1005 } |
| 1006 | |
| 1007 void TypeInfoStructDeclaration::toDt(dt_t **pdt) | |
| 1008 { | |
| 1009 assert(0); | |
| 52 | 1010 } |
| 1011 | |
|
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1012 /* ========================================================================= */ |
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1013 |
| 106 | 1014 void TypeInfoClassDeclaration::llvmDeclare() |
| 1015 { | |
| 1016 Logger::println("TypeInfoClassDeclaration::llvmDeclare() %s", toChars()); | |
| 1017 LOG_SCOPE; | |
| 1018 | |
| 1019 // init typeinfo class | |
| 1020 ClassDeclaration* base = Type::typeinfoclass; | |
| 1021 assert(base); | |
| 1022 DtoResolveClass(base); | |
| 1023 | |
| 1024 // get type of typeinfo class | |
| 1025 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); | |
| 1026 | |
| 1027 // create the symbol | |
|
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1028 irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 1029 } |
| 1030 | |
| 1031 void TypeInfoClassDeclaration::llvmDefine() | |
| 1032 { | |
| 1033 Logger::println("TypeInfoClassDeclaration::llvmDefine() %s", toChars()); | |
| 1034 LOG_SCOPE; | |
| 1035 | |
| 1036 // init typeinfo class | |
| 1037 ClassDeclaration* base = Type::typeinfoclass; | |
| 1038 assert(base); | |
| 1039 DtoForceConstInitDsymbol(base); | |
| 1040 | |
| 1041 // get type of typeinfo class | |
| 1042 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); | |
| 1043 | |
| 1044 // initializer vector | |
| 1045 std::vector<llvm::Constant*> sinits; | |
| 1046 // first is always the vtable | |
| 137 | 1047 sinits.push_back(base->irStruct->vtbl); |
| 106 | 1048 |
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1049 // monitor |
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1050 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(llvm::Type::Int8Ty))); |
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1051 |
| 106 | 1052 // get classinfo |
| 1053 assert(tinfo->ty == Tclass); | |
| 1054 TypeClass *tc = (TypeClass *)tinfo; | |
| 137 | 1055 assert(tc->sym->irStruct->classInfo); |
| 1056 sinits.push_back(tc->sym->irStruct->classInfo); | |
| 106 | 1057 |
| 1058 // create the symbol | |
| 1059 llvm::Constant* tiInit = llvm::ConstantStruct::get(stype, sinits); | |
|
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1060 isaGlobalVar(irGlobal->value)->setInitializer(tiInit); |
| 106 | 1061 } |
| 1062 | |
| 52 | 1063 void TypeInfoClassDeclaration::toDt(dt_t **pdt) |
| 1064 { | |
| 106 | 1065 assert(0); |
| 52 | 1066 } |
| 1067 | |
|
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1068 /* ========================================================================= */ |
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1069 |
| 106 | 1070 void TypeInfoInterfaceDeclaration::llvmDeclare() |
| 1071 { | |
|
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1072 Logger::println("TypeInfoInterfaceDeclaration::llvmDeclare() %s", toChars()); |
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1073 LOG_SCOPE; |
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1074 |
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1075 // init typeinfo class |
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1076 ClassDeclaration* base = Type::typeinfointerface; |
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1077 assert(base); |
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1078 DtoResolveClass(base); |
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1079 |
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1080 // get type of typeinfo class |
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1081 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); |
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1082 |
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1083 // create the symbol |
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1084 irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 1085 } |
| 1086 | |
| 1087 void TypeInfoInterfaceDeclaration::llvmDefine() | |
| 1088 { | |
|
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1089 Logger::println("TypeInfoInterfaceDeclaration::llvmDefine() %s", toChars()); |
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1090 LOG_SCOPE; |
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1091 |
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1092 // init typeinfo class |
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1093 ClassDeclaration* base = Type::typeinfointerface; |
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1094 assert(base); |
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1095 DtoForceConstInitDsymbol(base); |
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1096 |
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1097 // get type of typeinfo class |
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1098 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); |
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1099 |
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1100 // initializer vector |
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1101 std::vector<llvm::Constant*> sinits; |
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1102 // first is always the vtable |
| 137 | 1103 sinits.push_back(base->irStruct->vtbl); |
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1104 |
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1105 // monitor |
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1106 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(llvm::Type::Int8Ty))); |
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1107 |
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1108 // get classinfo |
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1109 assert(tinfo->ty == Tclass); |
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1110 TypeClass *tc = (TypeClass *)tinfo; |
| 137 | 1111 assert(tc->sym->irStruct->classInfo); |
| 1112 sinits.push_back(tc->sym->irStruct->classInfo); | |
|
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1113 |
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1114 // create the symbol |
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1115 llvm::Constant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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1116 isaGlobalVar(irGlobal->value)->setInitializer(tiInit); |
| 106 | 1117 } |
| 1118 | |
| 52 | 1119 void TypeInfoInterfaceDeclaration::toDt(dt_t **pdt) |
| 1120 { | |
|
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1121 assert(0); |
| 52 | 1122 } |
| 1123 | |
|
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1124 /* ========================================================================= */ |
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1125 |
| 106 | 1126 void TypeInfoTupleDeclaration::llvmDeclare() |
| 1127 { | |
|
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1128 Logger::println("TypeInfoTupleDeclaration::llvmDeclare() %s", toChars()); |
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1129 LOG_SCOPE; |
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1130 |
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1131 // init typeinfo class |
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1132 ClassDeclaration* base = Type::typeinfotypelist; |
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1133 assert(base); |
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1134 DtoResolveClass(base); |
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1135 |
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1136 // get type of typeinfo class |
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1137 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); |
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1138 |
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1139 // create the symbol |
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1140 irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 1141 } |
| 1142 | |
| 1143 void TypeInfoTupleDeclaration::llvmDefine() | |
| 1144 { | |
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1145 Logger::println("TypeInfoTupleDeclaration::llvmDefine() %s", toChars()); |
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1146 LOG_SCOPE; |
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1147 |
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1148 // init typeinfo class |
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1149 ClassDeclaration* base = Type::typeinfotypelist; |
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1150 assert(base); |
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1151 DtoForceConstInitDsymbol(base); |
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1152 |
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1153 // get type of typeinfo class |
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1154 const llvm::StructType* stype = isaStruct(base->type->llvmType->get()); |
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1155 |
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1156 // initializer vector |
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1157 std::vector<llvm::Constant*> sinits; |
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1158 // first is always the vtable |
| 137 | 1159 sinits.push_back(base->irStruct->vtbl); |
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1160 |
|
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1161 // monitor |
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1162 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(llvm::Type::Int8Ty))); |
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1163 |
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1164 // create elements array |
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1165 assert(tinfo->ty == Ttuple); |
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1166 TypeTuple *tu = (TypeTuple *)tinfo; |
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1167 |
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1168 size_t dim = tu->arguments->dim; |
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1169 std::vector<llvm::Constant*> arrInits; |
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1170 |
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1171 const llvm::Type* tiTy = Type::typeinfo->type->llvmType->get(); |
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1172 tiTy = getPtrToType(tiTy); |
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1173 |
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1174 for (size_t i = 0; i < dim; i++) |
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1175 { |
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1176 Argument *arg = (Argument *)tu->arguments->data[i]; |
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1177 arg->type->getTypeInfo(NULL); |
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1178 DtoForceDeclareDsymbol(arg->type->vtinfo); |
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1179 assert(arg->type->vtinfo->irGlobal->value); |
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1180 llvm::Constant* c = isaConstant(arg->type->vtinfo->irGlobal->value); |
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1181 c = llvm::ConstantExpr::getBitCast(c, tiTy); |
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1182 arrInits.push_back(c); |
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1183 } |
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1184 |
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1185 // build array type |
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1186 const llvm::ArrayType* arrTy = llvm::ArrayType::get(tiTy, dim); |
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1187 llvm::Constant* arrC = llvm::ConstantArray::get(arrTy, arrInits); |
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1188 |
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1189 // build the slice |
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1190 llvm::Constant* slice = DtoConstSlice(DtoConstSize_t(dim), arrC); |
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1191 sinits.push_back(slice); |
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1192 |
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1193 // create the symbol |
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1194 llvm::Constant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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1195 isaGlobalVar(irGlobal->value)->setInitializer(tiInit); |
| 106 | 1196 } |
| 1197 | |
| 52 | 1198 void TypeInfoTupleDeclaration::toDt(dt_t **pdt) |
| 1199 { | |
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1200 assert(0); |
| 52 | 1201 } |