Mercurial > projects > ldc
annotate gen/typinf.cpp @ 663:6aaa3d3c1183
First part of rename to LDC.
| author | Christian Kamm <kamm incasoftware de> |
|---|---|
| date | Mon, 06 Oct 2008 22:46:55 +0200 |
| parents | 26fce59fe80a |
| children | f04dde6e882c |
| 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 LDC: |
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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/llvmhelpers.h" |
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39 #include "gen/arrays.h" |
| 100 | 40 #include "gen/structs.h" |
| 106 | 41 #include "gen/classes.h" |
| 1 | 42 |
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43 #include "ir/irvar.h" |
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44 |
| 1 | 45 /******************************************* |
| 46 * Get a canonicalized form of the TypeInfo for use with the internal | |
| 47 * runtime library routines. Canonicalized in that static arrays are | |
| 48 * represented as dynamic arrays, enums are represented by their | |
| 49 * underlying type, etc. This reduces the number of TypeInfo's needed, | |
| 50 * so we can use the custom internal ones more. | |
| 51 */ | |
| 52 | |
| 53 Expression *Type::getInternalTypeInfo(Scope *sc) | |
| 54 { TypeInfoDeclaration *tid; | |
| 55 Expression *e; | |
| 56 Type *t; | |
| 57 static TypeInfoDeclaration *internalTI[TMAX]; | |
| 58 | |
| 59 //printf("Type::getInternalTypeInfo() %s\n", toChars()); | |
| 60 t = toBasetype(); | |
| 61 switch (t->ty) | |
| 62 { | |
| 63 case Tsarray: | |
| 64 t = t->next->arrayOf(); // convert to corresponding dynamic array type | |
| 65 break; | |
| 66 | |
| 67 case Tclass: | |
| 68 if (((TypeClass *)t)->sym->isInterfaceDeclaration()) | |
| 69 break; | |
| 70 goto Linternal; | |
| 71 | |
| 72 case Tarray: | |
| 73 if (t->next->ty != Tclass) | |
| 74 break; | |
| 75 goto Linternal; | |
| 76 | |
| 77 case Tfunction: | |
| 78 case Tdelegate: | |
| 79 case Tpointer: | |
| 80 Linternal: | |
| 81 tid = internalTI[t->ty]; | |
| 82 if (!tid) | |
| 83 { tid = new TypeInfoDeclaration(t, 1); | |
| 84 internalTI[t->ty] = tid; | |
| 85 } | |
| 86 e = new VarExp(0, tid); | |
| 52 | 87 //e = e->addressOf(sc); |
| 1 | 88 e->type = tid->type; // do this so we don't get redundant dereference |
| 89 return e; | |
| 90 | |
| 91 default: | |
| 92 break; | |
| 93 } | |
| 94 //printf("\tcalling getTypeInfo() %s\n", t->toChars()); | |
| 95 return t->getTypeInfo(sc); | |
| 96 } | |
| 97 | |
| 98 | |
| 99 /**************************************************** | |
| 100 * Get the exact TypeInfo. | |
| 101 */ | |
| 102 | |
| 103 Expression *Type::getTypeInfo(Scope *sc) | |
| 104 { | |
| 105 Expression *e; | |
| 106 Type *t; | |
| 107 | |
| 108 //printf("Type::getTypeInfo() %p, %s\n", this, toChars()); | |
| 109 t = merge(); // do this since not all Type's are merge'd | |
| 110 if (!t->vtinfo) | |
| 111 { t->vtinfo = t->getTypeInfoDeclaration(); | |
| 112 assert(t->vtinfo); | |
| 113 | |
| 114 /* If this has a custom implementation in std/typeinfo, then | |
| 115 * do not generate a COMDAT for it. | |
| 116 */ | |
| 117 if (!t->builtinTypeInfo()) | |
| 118 { // Generate COMDAT | |
| 119 if (sc) // if in semantic() pass | |
| 120 { // Find module that will go all the way to an object file | |
| 121 Module *m = sc->module->importedFrom; | |
| 122 m->members->push(t->vtinfo); | |
| 123 } | |
| 124 else // if in obj generation pass | |
| 125 { | |
| 336 | 126 t->vtinfo->toObjFile(0); // TODO: multiobj |
| 1 | 127 } |
| 128 } | |
| 129 } | |
| 130 e = new VarExp(0, t->vtinfo); | |
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131 //e = e->addressOf(sc); |
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132 //e->type = t->vtinfo->type; // do this so we don't get redundant dereference |
| 1 | 133 return e; |
| 134 } | |
| 135 | |
| 52 | 136 enum RET TypeFunction::retStyle() |
| 137 { | |
| 138 return RETstack; | |
| 139 } | |
| 1 | 140 |
| 141 TypeInfoDeclaration *Type::getTypeInfoDeclaration() | |
| 142 { | |
| 143 //printf("Type::getTypeInfoDeclaration() %s\n", toChars()); | |
| 144 return new TypeInfoDeclaration(this, 0); | |
| 145 } | |
| 146 | |
| 52 | 147 TypeInfoDeclaration *TypeTypedef::getTypeInfoDeclaration() |
| 1 | 148 { |
| 52 | 149 return new TypeInfoTypedefDeclaration(this); |
| 1 | 150 } |
| 151 | |
| 52 | 152 TypeInfoDeclaration *TypePointer::getTypeInfoDeclaration() |
| 153 { | |
| 154 return new TypeInfoPointerDeclaration(this); | |
| 155 } | |
| 1 | 156 |
| 157 TypeInfoDeclaration *TypeDArray::getTypeInfoDeclaration() | |
| 158 { | |
| 159 return new TypeInfoArrayDeclaration(this); | |
| 160 } | |
| 161 | |
| 162 TypeInfoDeclaration *TypeSArray::getTypeInfoDeclaration() | |
| 163 { | |
| 164 return new TypeInfoStaticArrayDeclaration(this); | |
| 165 } | |
| 166 | |
| 167 TypeInfoDeclaration *TypeAArray::getTypeInfoDeclaration() | |
| 168 { | |
| 169 return new TypeInfoAssociativeArrayDeclaration(this); | |
| 170 } | |
| 171 | |
| 52 | 172 TypeInfoDeclaration *TypeStruct::getTypeInfoDeclaration() |
| 173 { | |
| 174 return new TypeInfoStructDeclaration(this); | |
| 175 } | |
| 1 | 176 |
| 177 TypeInfoDeclaration *TypeClass::getTypeInfoDeclaration() | |
| 178 { | |
| 179 if (sym->isInterfaceDeclaration()) | |
| 180 return new TypeInfoInterfaceDeclaration(this); | |
| 181 else | |
| 182 return new TypeInfoClassDeclaration(this); | |
| 183 } | |
| 184 | |
| 185 TypeInfoDeclaration *TypeEnum::getTypeInfoDeclaration() | |
| 186 { | |
| 187 return new TypeInfoEnumDeclaration(this); | |
| 188 } | |
| 189 | |
| 190 TypeInfoDeclaration *TypeFunction::getTypeInfoDeclaration() | |
| 191 { | |
| 192 return new TypeInfoFunctionDeclaration(this); | |
| 193 } | |
| 194 | |
| 195 TypeInfoDeclaration *TypeDelegate::getTypeInfoDeclaration() | |
| 196 { | |
| 197 return new TypeInfoDelegateDeclaration(this); | |
| 198 } | |
| 199 | |
| 200 TypeInfoDeclaration *TypeTuple::getTypeInfoDeclaration() | |
| 201 { | |
| 202 return new TypeInfoTupleDeclaration(this); | |
| 203 } | |
| 204 | |
| 205 | |
| 206 /* ========================================================================= */ | |
| 207 | |
| 208 /* These decide if there's an instance for them already in std.typeinfo, | |
| 209 * because then the compiler doesn't need to build one. | |
| 210 */ | |
| 211 | |
| 212 int Type::builtinTypeInfo() | |
| 213 { | |
| 214 return 0; | |
| 215 } | |
| 216 | |
| 217 int TypeBasic::builtinTypeInfo() | |
| 218 { | |
| 219 return 1; | |
| 220 } | |
| 221 | |
| 222 int TypeDArray::builtinTypeInfo() | |
| 223 { | |
| 52 | 224 return next->isTypeBasic() != NULL; |
| 1 | 225 } |
| 226 | |
| 227 /* ========================================================================= */ | |
| 228 | |
| 229 /*************************************** | |
| 230 * Create a static array of TypeInfo references | |
| 231 * corresponding to an array of Expression's. | |
| 232 * Used to supply hidden _arguments[] value for variadic D functions. | |
| 233 */ | |
| 234 | |
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235 Expression *createTypeInfoArray(Scope *sc, Expression *exps[], int dim) |
| 1 | 236 { |
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237 assert(0); // done elsewhere in LDC |
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238 return NULL; |
| 1 | 239 } |
| 240 | |
| 52 | 241 /* ========================================================================= */ |
| 242 | |
| 243 ////////////////////////////////////////////////////////////////////////////// | |
| 244 // MAGIC PLACE | |
| 245 ////////////////////////////////////////////////////////////////////////////// | |
| 246 | |
| 336 | 247 void TypeInfoDeclaration::toObjFile(int multiobj) |
| 52 | 248 { |
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249 gIR->resolveList.push_back(this); |
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250 } |
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251 |
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252 void DtoResolveTypeInfo(TypeInfoDeclaration* tid) |
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253 { |
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254 if (tid->ir.resolved) return; |
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255 tid->ir.resolved = true; |
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256 |
| 132 | 257 Logger::println("DtoResolveTypeInfo(%s)", tid->toChars()); |
| 52 | 258 LOG_SCOPE; |
| 65 | 259 |
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260 tid->ir.irGlobal = new IrGlobal(tid); |
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261 |
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262 gIR->declareList.push_back(tid); |
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263 } |
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264 |
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265 void DtoDeclareTypeInfo(TypeInfoDeclaration* tid) |
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266 { |
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267 if (tid->ir.declared) return; |
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268 tid->ir.declared = true; |
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269 |
| 132 | 270 Logger::println("DtoDeclareTypeInfo(%s)", tid->toChars()); |
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271 LOG_SCOPE; |
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272 |
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273 std::string mangled(tid->mangle()); |
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274 |
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275 Logger::println("type = '%s'", tid->tinfo->toChars()); |
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276 Logger::println("typeinfo mangle: %s", mangled.c_str()); |
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277 |
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278 // this is a declaration of a builtin __initZ var |
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279 if (tid->tinfo->builtinTypeInfo()) { |
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280 LLValue* found = gIR->module->getNamedGlobal(mangled); |
| 132 | 281 if (!found) |
| 282 { | |
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283 const LLType* t = LLOpaqueType::get(); |
| 132 | 284 llvm::GlobalVariable* g = new llvm::GlobalVariable(t, true, llvm::GlobalValue::ExternalLinkage, NULL, mangled, gIR->module); |
| 285 assert(g); | |
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286 /*if (!tid->ir.irGlobal) |
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287 tid->ir.irGlobal = new IrGlobal(tid);*/ |
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288 tid->ir.irGlobal->value = g; |
| 132 | 289 mangled.append("__TYPE"); |
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290 gIR->module->addTypeName(mangled, tid->ir.irGlobal->value->getType()->getContainedType(0)); |
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291 Logger::println("Got typeinfo var: %s", tid->ir.irGlobal->value->getName().c_str()); |
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292 tid->ir.initialized = true; |
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293 tid->ir.defined = true; |
| 132 | 294 } |
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295 else if (!tid->ir.irGlobal->value) { |
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296 tid->ir.irGlobal->value = found; |
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297 tid->ir.initialized = true; |
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298 tid->ir.defined = true; |
| 132 | 299 } |
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300 } |
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301 // custom typedef |
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302 else { |
| 106 | 303 tid->llvmDeclare(); |
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304 gIR->constInitList.push_back(tid); |
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305 } |
| 52 | 306 } |
| 307 | |
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308 void DtoConstInitTypeInfo(TypeInfoDeclaration* tid) |
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309 { |
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310 if (tid->ir.initialized) return; |
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311 tid->ir.initialized = true; |
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312 |
| 132 | 313 Logger::println("DtoConstInitTypeInfo(%s)", tid->toChars()); |
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314 LOG_SCOPE; |
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315 |
| 106 | 316 gIR->defineList.push_back(tid); |
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317 } |
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318 |
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319 void DtoDefineTypeInfo(TypeInfoDeclaration* tid) |
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320 { |
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321 if (tid->ir.defined) return; |
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322 tid->ir.defined = true; |
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323 |
| 132 | 324 Logger::println("DtoDefineTypeInfo(%s)", tid->toChars()); |
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325 LOG_SCOPE; |
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326 |
| 106 | 327 tid->llvmDefine(); |
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328 } |
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329 |
| 52 | 330 /* ========================================================================= */ |
| 331 | |
| 332 void TypeInfoDeclaration::toDt(dt_t **pdt) | |
| 333 { | |
| 106 | 334 assert(0 && "TypeInfoDeclaration::toDt"); |
| 335 } | |
| 336 | |
| 337 void TypeInfoDeclaration::llvmDeclare() | |
| 338 { | |
| 339 assert(0 && "TypeInfoDeclaration::llvmDeclare"); | |
| 340 } | |
| 341 | |
| 342 void TypeInfoDeclaration::llvmDefine() | |
| 343 { | |
| 344 assert(0 && "TypeInfoDeclaration::llvmDeclare"); | |
| 52 | 345 } |
| 346 | |
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347 /* ========================================================================= */ |
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348 |
| 106 | 349 void TypeInfoTypedefDeclaration::llvmDeclare() |
| 52 | 350 { |
| 106 | 351 Logger::println("TypeInfoTypedefDeclaration::llvmDeclare() %s", toChars()); |
| 352 LOG_SCOPE; | |
| 353 | |
| 354 ClassDeclaration* base = Type::typeinfotypedef; | |
| 355 DtoResolveClass(base); | |
| 356 | |
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357 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
| 106 | 358 |
| 359 // create the symbol | |
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360 this->ir.irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 361 } |
| 362 | |
| 363 void TypeInfoTypedefDeclaration::llvmDefine() | |
| 364 { | |
| 365 Logger::println("TypeInfoTypedefDeclaration::llvmDefine() %s", toChars()); | |
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366 LOG_SCOPE; |
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367 |
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368 ClassDeclaration* base = Type::typeinfotypedef; |
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369 DtoForceConstInitDsymbol(base); |
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370 |
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371 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
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372 if (Logger::enabled()) |
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373 Logger::cout() << "got stype: " << *stype << '\n'; |
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374 |
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375 // vtbl |
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376 std::vector<LLConstant*> sinits; |
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377 sinits.push_back(base->ir.irStruct->vtbl); |
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378 |
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379 // monitor |
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380 sinits.push_back(getNullPtr(getPtrToType(LLType::Int8Ty))); |
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381 |
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382 assert(tinfo->ty == Ttypedef); |
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383 TypeTypedef *tc = (TypeTypedef *)tinfo; |
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384 TypedefDeclaration *sd = tc->sym; |
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385 |
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386 // TypeInfo base |
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387 sd->basetype = sd->basetype->merge(); // DMD does this! |
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388 LLConstant* castbase = DtoTypeInfoOf(sd->basetype, true); |
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389 assert(castbase->getType() == stype->getElementType(2)); |
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390 sinits.push_back(castbase); |
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391 |
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392 // char[] name |
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393 char *name = sd->toPrettyChars(); |
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394 sinits.push_back(DtoConstString(name)); |
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395 assert(sinits.back()->getType() == stype->getElementType(3)); |
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396 |
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397 // void[] init |
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398 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
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399 if (tinfo->isZeroInit() || !sd->init) // 0 initializer, or the same as the base type |
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400 { |
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401 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), getNullPtr(initpt))); |
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402 } |
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403 else |
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404 { |
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405 LLConstant* ci = DtoConstInitializer(sd->basetype, sd->init); |
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406 std::string ciname(sd->mangle()); |
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407 ciname.append("__init"); |
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408 llvm::GlobalVariable* civar = new llvm::GlobalVariable(DtoType(sd->basetype),true,llvm::GlobalValue::InternalLinkage,ci,ciname,gIR->module); |
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409 LLConstant* cicast = llvm::ConstantExpr::getBitCast(civar, initpt); |
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410 size_t cisize = getTypeStoreSize(DtoType(sd->basetype)); |
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411 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
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412 } |
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413 |
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414 // create the symbol |
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415 LLConstant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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416 isaGlobalVar(this->ir.irGlobal->value)->setInitializer(tiInit); |
| 106 | 417 } |
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418 |
| 106 | 419 void TypeInfoTypedefDeclaration::toDt(dt_t **pdt) |
| 420 { | |
| 421 assert(0); | |
| 52 | 422 } |
| 423 | |
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424 /* ========================================================================= */ |
| 52 | 425 |
| 106 | 426 void TypeInfoEnumDeclaration::llvmDeclare() |
| 52 | 427 { |
| 106 | 428 Logger::println("TypeInfoEnumDeclaration::llvmDeclare() %s", toChars()); |
| 429 LOG_SCOPE; | |
| 430 | |
| 431 ClassDeclaration* base = Type::typeinfoenum; | |
| 432 DtoResolveClass(base); | |
| 433 | |
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434 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
| 106 | 435 |
| 436 // create the symbol | |
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437 this->ir.irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 438 } |
| 439 | |
| 440 void TypeInfoEnumDeclaration::llvmDefine() | |
| 441 { | |
| 442 Logger::println("TypeInfoEnumDeclaration::llvmDefine() %s", toChars()); | |
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443 LOG_SCOPE; |
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444 |
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445 ClassDeclaration* base = Type::typeinfoenum; |
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446 DtoForceConstInitDsymbol(base); |
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447 |
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448 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
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449 |
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450 // vtbl |
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451 std::vector<LLConstant*> sinits; |
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452 sinits.push_back(base->ir.irStruct->vtbl); |
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453 |
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454 // monitor |
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455 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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456 |
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457 assert(tinfo->ty == Tenum); |
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458 TypeEnum *tc = (TypeEnum *)tinfo; |
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459 EnumDeclaration *sd = tc->sym; |
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460 |
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461 // TypeInfo base |
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462 LLConstant* castbase = DtoTypeInfoOf(sd->memtype, true); |
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463 assert(castbase->getType() == stype->getElementType(2)); |
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464 sinits.push_back(castbase); |
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465 |
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466 // char[] name |
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467 char *name = sd->toPrettyChars(); |
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468 sinits.push_back(DtoConstString(name)); |
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469 assert(sinits.back()->getType() == stype->getElementType(3)); |
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470 |
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471 // void[] init |
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472 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
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473 if (tinfo->isZeroInit() || !sd->defaultval) // 0 initializer, or the same as the base type |
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474 { |
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475 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), llvm::ConstantPointerNull::get(initpt))); |
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476 } |
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477 else |
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478 { |
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479 const LLType* memty = DtoType(sd->memtype); |
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480 LLConstant* ci = llvm::ConstantInt::get(memty, sd->defaultval, !sd->memtype->isunsigned()); |
|
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481 std::string ciname(sd->mangle()); |
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482 ciname.append("__init"); |
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483 llvm::GlobalVariable* civar = new llvm::GlobalVariable(memty,true,llvm::GlobalValue::InternalLinkage,ci,ciname,gIR->module); |
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484 LLConstant* cicast = llvm::ConstantExpr::getBitCast(civar, initpt); |
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485 size_t cisize = getTypeStoreSize(memty); |
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486 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
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487 } |
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488 |
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489 // create the symbol |
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490 LLConstant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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491 isaGlobalVar(this->ir.irGlobal->value)->setInitializer(tiInit); |
| 106 | 492 } |
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493 |
| 106 | 494 void TypeInfoEnumDeclaration::toDt(dt_t **pdt) |
| 495 { | |
| 496 assert(0); | |
| 52 | 497 } |
| 498 | |
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499 /* ========================================================================= */ |
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500 |
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501 static LLConstant* LLVM_D_Declare_TypeInfoBase(TypeInfoDeclaration* tid, ClassDeclaration* cd) |
| 106 | 502 { |
| 503 ClassDeclaration* base = cd; | |
| 504 DtoResolveClass(base); | |
| 505 | |
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506 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
| 106 | 507 |
| 508 // create the symbol | |
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509 tid->ir.irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,tid->toChars(),gIR->module); |
| 106 | 510 } |
| 511 | |
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512 static LLConstant* LLVM_D_Define_TypeInfoBase(Type* basetype, TypeInfoDeclaration* tid, ClassDeclaration* cd) |
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513 { |
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514 ClassDeclaration* base = cd; |
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515 DtoForceConstInitDsymbol(base); |
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516 |
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517 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
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518 |
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519 // vtbl |
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520 std::vector<LLConstant*> sinits; |
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521 sinits.push_back(base->ir.irStruct->vtbl); |
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522 |
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523 // monitor |
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524 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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525 |
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526 // TypeInfo base |
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527 LLConstant* castbase = DtoTypeInfoOf(basetype, true); |
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528 assert(castbase->getType() == stype->getElementType(2)); |
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529 sinits.push_back(castbase); |
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530 |
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531 // create the symbol |
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532 LLConstant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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533 isaGlobalVar(tid->ir.irGlobal->value)->setInitializer(tiInit); |
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534 } |
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535 |
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536 /* ========================================================================= */ |
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537 |
| 106 | 538 void TypeInfoPointerDeclaration::llvmDeclare() |
| 52 | 539 { |
| 106 | 540 Logger::println("TypeInfoPointerDeclaration::llvmDeclare() %s", toChars()); |
| 541 LOG_SCOPE; | |
| 542 | |
| 543 assert(tinfo->ty == Tpointer); | |
| 544 TypePointer *tc = (TypePointer *)tinfo; | |
| 545 | |
| 546 LLVM_D_Declare_TypeInfoBase(this, Type::typeinfopointer); | |
| 547 } | |
| 548 | |
| 549 void TypeInfoPointerDeclaration::llvmDefine() | |
| 550 { | |
| 551 Logger::println("TypeInfoPointerDeclaration::llvmDefine() %s", toChars()); | |
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552 LOG_SCOPE; |
| 52 | 553 |
| 554 assert(tinfo->ty == Tpointer); | |
| 555 TypePointer *tc = (TypePointer *)tinfo; | |
| 556 | |
| 106 | 557 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfopointer); |
| 558 } | |
| 559 | |
| 560 void TypeInfoPointerDeclaration::toDt(dt_t **pdt) | |
| 561 { | |
| 562 assert(0); | |
| 52 | 563 } |
| 564 | |
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565 /* ========================================================================= */ |
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566 |
| 106 | 567 void TypeInfoArrayDeclaration::llvmDeclare() |
| 52 | 568 { |
| 106 | 569 Logger::println("TypeInfoArrayDeclaration::llvmDeclare() %s", toChars()); |
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570 LOG_SCOPE; |
| 52 | 571 |
| 572 assert(tinfo->ty == Tarray); | |
| 573 TypeDArray *tc = (TypeDArray *)tinfo; | |
| 574 | |
| 106 | 575 LLVM_D_Declare_TypeInfoBase(this, Type::typeinfoarray); |
| 576 } | |
| 577 | |
| 578 void TypeInfoArrayDeclaration::llvmDefine() | |
| 579 { | |
| 580 Logger::println("TypeInfoArrayDeclaration::llvmDefine() %s", toChars()); | |
| 581 LOG_SCOPE; | |
| 582 | |
| 583 assert(tinfo->ty == Tarray); | |
| 584 TypeDArray *tc = (TypeDArray *)tinfo; | |
| 585 | |
| 586 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfoarray); | |
| 587 } | |
| 588 | |
| 589 void TypeInfoArrayDeclaration::toDt(dt_t **pdt) | |
| 590 { | |
| 591 assert(0); | |
| 52 | 592 } |
| 593 | |
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594 /* ========================================================================= */ |
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595 |
| 106 | 596 void TypeInfoStaticArrayDeclaration::llvmDeclare() |
| 597 { | |
| 598 Logger::println("TypeInfoStaticArrayDeclaration::toDt() %s", toChars()); | |
| 599 LOG_SCOPE; | |
| 600 | |
| 601 // init typeinfo class | |
| 602 ClassDeclaration* base = Type::typeinfostaticarray; | |
| 603 DtoResolveClass(base); | |
| 604 | |
| 605 // get type of typeinfo class | |
|
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606 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
| 106 | 607 |
| 608 // create the symbol | |
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609 this->ir.irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 610 } |
| 611 | |
| 612 void TypeInfoStaticArrayDeclaration::llvmDefine() | |
| 52 | 613 { |
|
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614 Logger::println("TypeInfoStaticArrayDeclaration::toDt() %s", toChars()); |
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615 LOG_SCOPE; |
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616 |
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617 // init typeinfo class |
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618 ClassDeclaration* base = Type::typeinfostaticarray; |
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619 DtoForceConstInitDsymbol(base); |
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620 |
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621 // get type of typeinfo class |
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622 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
| 52 | 623 |
|
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624 // initializer vector |
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625 std::vector<LLConstant*> sinits; |
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626 // first is always the vtable |
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627 sinits.push_back(base->ir.irStruct->vtbl); |
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628 |
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629 // monitor |
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630 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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631 |
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632 // value typeinfo |
| 52 | 633 assert(tinfo->ty == Tsarray); |
| 634 TypeSArray *tc = (TypeSArray *)tinfo; | |
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635 LLConstant* castbase = DtoTypeInfoOf(tc->next, true); |
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636 assert(castbase->getType() == stype->getElementType(2)); |
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637 sinits.push_back(castbase); |
| 52 | 638 |
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639 // length |
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640 sinits.push_back(DtoConstSize_t(tc->dim->toInteger())); |
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641 |
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642 // create the symbol |
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643 LLConstant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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644 isaGlobalVar(this->ir.irGlobal->value)->setInitializer(tiInit); |
| 106 | 645 } |
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646 |
| 106 | 647 void TypeInfoStaticArrayDeclaration::toDt(dt_t **pdt) |
| 648 { | |
| 649 assert(0); | |
| 52 | 650 } |
| 651 | |
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652 /* ========================================================================= */ |
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653 |
| 106 | 654 void TypeInfoAssociativeArrayDeclaration::llvmDeclare() |
| 655 { | |
|
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656 Logger::println("TypeInfoAssociativeArrayDeclaration::toDt() %s", toChars()); |
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657 LOG_SCOPE; |
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658 |
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659 // init typeinfo class |
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660 ClassDeclaration* base = Type::typeinfoassociativearray; |
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661 DtoResolveClass(base); |
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662 |
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663 // get type of typeinfo class |
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664 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
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665 |
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666 // create the symbol |
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667 this->ir.irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 668 } |
| 669 | |
| 670 void TypeInfoAssociativeArrayDeclaration::llvmDefine() | |
| 671 { | |
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672 Logger::println("TypeInfoAssociativeArrayDeclaration::toDt() %s", toChars()); |
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673 LOG_SCOPE; |
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674 |
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675 // init typeinfo class |
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676 ClassDeclaration* base = Type::typeinfoassociativearray; |
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677 DtoForceConstInitDsymbol(base); |
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678 |
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679 // get type of typeinfo class |
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680 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
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681 |
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682 // initializer vector |
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683 std::vector<LLConstant*> sinits; |
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684 // first is always the vtable |
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685 sinits.push_back(base->ir.irStruct->vtbl); |
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686 |
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687 // monitor |
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688 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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689 |
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690 // get type |
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691 assert(tinfo->ty == Taarray); |
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692 TypeAArray *tc = (TypeAArray *)tinfo; |
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693 |
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694 // value typeinfo |
|
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695 LLConstant* castbase = DtoTypeInfoOf(tc->next, true); |
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696 assert(castbase->getType() == stype->getElementType(2)); |
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697 sinits.push_back(castbase); |
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698 |
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699 // key typeinfo |
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700 castbase = DtoTypeInfoOf(tc->index, true); |
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701 assert(castbase->getType() == stype->getElementType(3)); |
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702 sinits.push_back(castbase); |
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703 |
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704 // create the symbol |
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705 LLConstant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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706 isaGlobalVar(this->ir.irGlobal->value)->setInitializer(tiInit); |
| 106 | 707 } |
| 708 | |
| 52 | 709 void TypeInfoAssociativeArrayDeclaration::toDt(dt_t **pdt) |
| 710 { | |
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711 assert(0); |
| 52 | 712 } |
| 713 | |
|
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714 /* ========================================================================= */ |
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715 |
| 106 | 716 void TypeInfoFunctionDeclaration::llvmDeclare() |
| 717 { | |
| 718 Logger::println("TypeInfoFunctionDeclaration::toDt() %s", toChars()); | |
| 719 LOG_SCOPE; | |
| 720 | |
| 721 assert(tinfo->ty == Tfunction); | |
| 722 TypeFunction *tc = (TypeFunction *)tinfo; | |
| 723 | |
| 724 LLVM_D_Declare_TypeInfoBase(this, Type::typeinfofunction); | |
| 725 } | |
| 726 | |
| 727 void TypeInfoFunctionDeclaration::llvmDefine() | |
| 52 | 728 { |
|
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729 Logger::println("TypeInfoFunctionDeclaration::toDt() %s", toChars()); |
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730 LOG_SCOPE; |
| 52 | 731 |
| 732 assert(tinfo->ty == Tfunction); | |
| 733 TypeFunction *tc = (TypeFunction *)tinfo; | |
| 734 | |
| 106 | 735 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfofunction); |
| 736 } | |
| 737 | |
| 738 void TypeInfoFunctionDeclaration::toDt(dt_t **pdt) | |
| 739 { | |
| 740 assert(0); | |
| 52 | 741 } |
| 742 | |
|
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743 /* ========================================================================= */ |
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744 |
| 106 | 745 void TypeInfoDelegateDeclaration::llvmDeclare() |
| 746 { | |
| 747 Logger::println("TypeInfoDelegateDeclaration::toDt() %s", toChars()); | |
| 748 LOG_SCOPE; | |
| 749 | |
| 750 assert(tinfo->ty == Tdelegate); | |
| 751 TypeDelegate *tc = (TypeDelegate *)tinfo; | |
| 752 | |
| 753 LLVM_D_Declare_TypeInfoBase(this, Type::typeinfodelegate); | |
| 754 } | |
| 755 | |
| 756 void TypeInfoDelegateDeclaration::llvmDefine() | |
| 52 | 757 { |
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758 Logger::println("TypeInfoDelegateDeclaration::toDt() %s", toChars()); |
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759 LOG_SCOPE; |
| 52 | 760 |
| 761 assert(tinfo->ty == Tdelegate); | |
| 762 TypeDelegate *tc = (TypeDelegate *)tinfo; | |
| 763 | |
| 106 | 764 LLVM_D_Define_TypeInfoBase(tc->next->next, this, Type::typeinfodelegate); |
| 765 } | |
| 766 | |
| 767 void TypeInfoDelegateDeclaration::toDt(dt_t **pdt) | |
| 768 { | |
| 769 assert(0); | |
| 52 | 770 } |
| 771 | |
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772 /* ========================================================================= */ |
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773 |
| 106 | 774 void TypeInfoStructDeclaration::llvmDeclare() |
| 52 | 775 { |
| 106 | 776 Logger::println("TypeInfoStructDeclaration::llvmDeclare() %s", toChars()); |
| 777 LOG_SCOPE; | |
| 778 | |
| 779 assert(tinfo->ty == Tstruct); | |
| 780 TypeStruct *tc = (TypeStruct *)tinfo; | |
| 781 StructDeclaration *sd = tc->sym; | |
| 782 DtoResolveDsymbol(sd); | |
| 783 | |
| 784 ClassDeclaration* base = Type::typeinfostruct; | |
| 785 DtoResolveClass(base); | |
| 786 | |
|
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787 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
| 106 | 788 |
| 789 // create the symbol | |
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790 this->ir.irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 791 } |
| 792 | |
| 793 void TypeInfoStructDeclaration::llvmDefine() | |
| 794 { | |
| 795 Logger::println("TypeInfoStructDeclaration::llvmDefine() %s", toChars()); | |
| 72 | 796 LOG_SCOPE; |
| 797 | |
| 798 assert(tinfo->ty == Tstruct); | |
| 799 TypeStruct *tc = (TypeStruct *)tinfo; | |
| 800 StructDeclaration *sd = tc->sym; | |
|
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801 DtoForceConstInitDsymbol(sd); |
| 72 | 802 |
| 803 ClassDeclaration* base = Type::typeinfostruct; | |
|
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804 DtoForceConstInitDsymbol(base); |
| 72 | 805 |
|
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806 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
| 72 | 807 |
|
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808 // vtbl |
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809 std::vector<LLConstant*> sinits; |
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810 sinits.push_back(base->ir.irStruct->vtbl); |
| 72 | 811 |
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812 // monitor |
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813 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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814 |
| 72 | 815 // char[] name |
| 816 char *name = sd->toPrettyChars(); | |
|
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817 sinits.push_back(DtoConstString(name)); |
|
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818 //Logger::println("************** A"); |
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819 assert(sinits.back()->getType() == stype->getElementType(2)); |
| 72 | 820 |
| 821 // void[] init | |
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822 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
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823 #if 0 |
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824 // the implementation of TypeInfo_Struct uses this to determine size. :/ |
| 72 | 825 if (sd->zeroInit) // 0 initializer, or the same as the base type |
| 826 { | |
|
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827 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), llvm::ConstantPointerNull::get(initpt))); |
| 72 | 828 } |
| 829 else | |
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830 #endif |
| 72 | 831 { |
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832 size_t cisize = getTypeStoreSize(tc->ir.type->get()); |
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833 LLConstant* cicast = llvm::ConstantExpr::getBitCast(sd->ir.irStruct->init, initpt); |
|
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834 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
| 72 | 835 } |
| 836 | |
| 837 // toX functions ground work | |
| 838 FuncDeclaration *fd; | |
| 839 FuncDeclaration *fdx; | |
| 840 TypeFunction *tf; | |
| 841 Type *ta; | |
| 842 Dsymbol *s; | |
| 843 | |
| 844 static TypeFunction *tftohash; | |
| 845 static TypeFunction *tftostring; | |
| 846 | |
| 847 if (!tftohash) | |
| 848 { | |
| 849 Scope sc; | |
| 850 | |
| 851 tftohash = new TypeFunction(NULL, Type::thash_t, 0, LINKd); | |
| 852 tftohash = (TypeFunction *)tftohash->semantic(0, &sc); | |
| 853 | |
| 854 tftostring = new TypeFunction(NULL, Type::tchar->arrayOf(), 0, LINKd); | |
| 855 tftostring = (TypeFunction *)tftostring->semantic(0, &sc); | |
| 856 } | |
| 857 | |
| 858 TypeFunction *tfeqptr; | |
| 859 { | |
| 860 Scope sc; | |
| 861 Arguments *arguments = new Arguments; | |
| 862 Argument *arg = new Argument(STCin, tc->pointerTo(), NULL, NULL); | |
| 863 | |
| 864 arguments->push(arg); | |
| 865 tfeqptr = new TypeFunction(arguments, Type::tint32, 0, LINKd); | |
| 866 tfeqptr = (TypeFunction *)tfeqptr->semantic(0, &sc); | |
| 867 } | |
| 868 | |
| 869 #if 0 | |
| 870 TypeFunction *tfeq; | |
| 871 { | |
| 872 Scope sc; | |
| 873 Array *arguments = new Array; | |
| 874 Argument *arg = new Argument(In, tc, NULL, NULL); | |
| 875 | |
| 876 arguments->push(arg); | |
| 877 tfeq = new TypeFunction(arguments, Type::tint32, 0, LINKd); | |
| 878 tfeq = (TypeFunction *)tfeq->semantic(0, &sc); | |
| 879 } | |
| 880 #endif | |
| 881 | |
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882 //Logger::println("************** B"); |
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883 const LLPointerType* ptty = isaPointer(stype->getElementType(4)); |
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884 assert(ptty); |
| 72 | 885 |
| 886 s = search_function(sd, Id::tohash); | |
| 887 fdx = s ? s->isFuncDeclaration() : NULL; | |
| 888 if (fdx) | |
| 889 { | |
| 890 fd = fdx->overloadExactMatch(tftohash); | |
| 891 if (fd) { | |
| 132 | 892 DtoForceDeclareDsymbol(fd); |
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893 assert(fd->ir.irFunc->func != 0); |
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894 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
| 72 | 895 assert(c); |
| 896 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
| 897 sinits.push_back(c); | |
| 898 } | |
| 899 else { | |
| 900 //fdx->error("must be declared as extern (D) uint toHash()"); | |
| 901 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 902 } | |
| 903 } | |
| 904 else { | |
| 905 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 906 } | |
| 907 | |
| 908 s = search_function(sd, Id::eq); | |
| 909 fdx = s ? s->isFuncDeclaration() : NULL; | |
| 910 for (int i = 0; i < 2; i++) | |
| 911 { | |
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912 //Logger::println("************** C %d", i); |
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913 ptty = isaPointer(stype->getElementType(5+i)); |
| 72 | 914 if (fdx) |
| 915 { | |
| 916 fd = fdx->overloadExactMatch(tfeqptr); | |
| 917 if (fd) { | |
| 132 | 918 DtoForceDeclareDsymbol(fd); |
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919 assert(fd->ir.irFunc->func != 0); |
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920 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
| 72 | 921 assert(c); |
| 922 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
| 923 sinits.push_back(c); | |
| 924 } | |
| 925 else { | |
| 926 //fdx->error("must be declared as extern (D) int %s(%s*)", fdx->toChars(), sd->toChars()); | |
| 927 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 928 } | |
| 929 } | |
| 930 else { | |
| 931 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 932 } | |
| 933 | |
| 934 s = search_function(sd, Id::cmp); | |
| 935 fdx = s ? s->isFuncDeclaration() : NULL; | |
| 936 } | |
| 937 | |
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938 //Logger::println("************** D"); |
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939 ptty = isaPointer(stype->getElementType(7)); |
| 72 | 940 s = search_function(sd, Id::tostring); |
| 941 fdx = s ? s->isFuncDeclaration() : NULL; | |
| 942 if (fdx) | |
| 943 { | |
| 944 fd = fdx->overloadExactMatch(tftostring); | |
| 945 if (fd) { | |
| 132 | 946 DtoForceDeclareDsymbol(fd); |
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947 assert(fd->ir.irFunc->func != 0); |
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948 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
| 72 | 949 assert(c); |
| 950 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
| 951 sinits.push_back(c); | |
| 952 } | |
| 953 else { | |
| 954 //fdx->error("must be declared as extern (D) char[] toString()"); | |
| 955 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 956 } | |
| 957 } | |
| 958 else { | |
| 959 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 960 } | |
| 961 | |
| 962 // uint m_flags; | |
|
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963 sinits.push_back(DtoConstUint(tc->hasPointers())); |
| 72 | 964 |
| 965 // create the symbol | |
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966 LLConstant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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967 isaGlobalVar(this->ir.irGlobal->value)->setInitializer(tiInit); |
| 106 | 968 } |
| 969 | |
| 970 void TypeInfoStructDeclaration::toDt(dt_t **pdt) | |
| 971 { | |
| 972 assert(0); | |
| 52 | 973 } |
| 974 | |
|
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975 /* ========================================================================= */ |
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976 |
| 106 | 977 void TypeInfoClassDeclaration::llvmDeclare() |
| 978 { | |
| 979 Logger::println("TypeInfoClassDeclaration::llvmDeclare() %s", toChars()); | |
| 980 LOG_SCOPE; | |
| 981 | |
| 982 // init typeinfo class | |
| 983 ClassDeclaration* base = Type::typeinfoclass; | |
| 984 assert(base); | |
| 985 DtoResolveClass(base); | |
| 986 | |
| 987 // get type of typeinfo class | |
|
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988 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
| 106 | 989 |
| 990 // create the symbol | |
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991 this->ir.irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 992 } |
| 993 | |
| 994 void TypeInfoClassDeclaration::llvmDefine() | |
| 995 { | |
| 996 Logger::println("TypeInfoClassDeclaration::llvmDefine() %s", toChars()); | |
| 997 LOG_SCOPE; | |
| 998 | |
| 999 // init typeinfo class | |
| 1000 ClassDeclaration* base = Type::typeinfoclass; | |
| 1001 assert(base); | |
| 1002 DtoForceConstInitDsymbol(base); | |
| 1003 | |
| 1004 // get type of typeinfo class | |
|
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1005 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
| 106 | 1006 |
| 1007 // initializer vector | |
|
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1008 std::vector<LLConstant*> sinits; |
| 106 | 1009 // first is always the vtable |
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1010 sinits.push_back(base->ir.irStruct->vtbl); |
| 106 | 1011 |
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1012 // monitor |
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1013 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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1014 |
| 106 | 1015 // get classinfo |
| 1016 assert(tinfo->ty == Tclass); | |
| 1017 TypeClass *tc = (TypeClass *)tinfo; | |
|
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1018 DtoForceDeclareDsymbol(tc->sym); |
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1019 assert(tc->sym->ir.irStruct->classInfo); |
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1020 sinits.push_back(tc->sym->ir.irStruct->classInfo); |
| 106 | 1021 |
| 1022 // create the symbol | |
|
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1023 LLConstant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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1024 isaGlobalVar(this->ir.irGlobal->value)->setInitializer(tiInit); |
| 106 | 1025 } |
| 1026 | |
| 52 | 1027 void TypeInfoClassDeclaration::toDt(dt_t **pdt) |
| 1028 { | |
| 106 | 1029 assert(0); |
| 52 | 1030 } |
| 1031 | |
|
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1032 /* ========================================================================= */ |
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1033 |
| 106 | 1034 void TypeInfoInterfaceDeclaration::llvmDeclare() |
| 1035 { | |
|
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1036 Logger::println("TypeInfoInterfaceDeclaration::llvmDeclare() %s", toChars()); |
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1037 LOG_SCOPE; |
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1038 |
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1039 // init typeinfo class |
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1040 ClassDeclaration* base = Type::typeinfointerface; |
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1041 assert(base); |
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1042 DtoResolveClass(base); |
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1043 |
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1044 // get type of typeinfo class |
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1045 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
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1046 |
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1047 // create the symbol |
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1048 this->ir.irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 1049 } |
| 1050 | |
| 1051 void TypeInfoInterfaceDeclaration::llvmDefine() | |
| 1052 { | |
|
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1053 Logger::println("TypeInfoInterfaceDeclaration::llvmDefine() %s", toChars()); |
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1054 LOG_SCOPE; |
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1055 |
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1056 // init typeinfo class |
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1057 ClassDeclaration* base = Type::typeinfointerface; |
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1058 assert(base); |
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1059 DtoForceConstInitDsymbol(base); |
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1060 |
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1061 // get type of typeinfo class |
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1062 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
|
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1063 |
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1064 // initializer vector |
|
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1065 std::vector<LLConstant*> sinits; |
|
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1066 // first is always the vtable |
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1067 sinits.push_back(base->ir.irStruct->vtbl); |
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1068 |
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1069 // monitor |
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1070 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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1071 |
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1072 // get classinfo |
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1073 assert(tinfo->ty == Tclass); |
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1074 TypeClass *tc = (TypeClass *)tinfo; |
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1075 assert(tc->sym->ir.irStruct->classInfo); |
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1076 sinits.push_back(tc->sym->ir.irStruct->classInfo); |
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1077 |
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1078 // create the symbol |
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1079 LLConstant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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1080 isaGlobalVar(this->ir.irGlobal->value)->setInitializer(tiInit); |
| 106 | 1081 } |
| 1082 | |
| 52 | 1083 void TypeInfoInterfaceDeclaration::toDt(dt_t **pdt) |
| 1084 { | |
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1085 assert(0); |
| 52 | 1086 } |
| 1087 | |
|
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1088 /* ========================================================================= */ |
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1089 |
| 106 | 1090 void TypeInfoTupleDeclaration::llvmDeclare() |
| 1091 { | |
|
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1092 Logger::println("TypeInfoTupleDeclaration::llvmDeclare() %s", toChars()); |
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1093 LOG_SCOPE; |
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1094 |
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1095 // init typeinfo class |
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1096 ClassDeclaration* base = Type::typeinfotypelist; |
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1097 assert(base); |
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1098 DtoResolveClass(base); |
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1099 |
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1100 // get type of typeinfo class |
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1101 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
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1102 |
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1103 // create the symbol |
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1104 this->ir.irGlobal->value = new llvm::GlobalVariable(stype,true,llvm::GlobalValue::WeakLinkage,NULL,toChars(),gIR->module); |
| 106 | 1105 } |
| 1106 | |
| 1107 void TypeInfoTupleDeclaration::llvmDefine() | |
| 1108 { | |
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1109 Logger::println("TypeInfoTupleDeclaration::llvmDefine() %s", toChars()); |
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1110 LOG_SCOPE; |
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1111 |
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1112 // init typeinfo class |
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1113 ClassDeclaration* base = Type::typeinfotypelist; |
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1114 assert(base); |
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1115 DtoForceConstInitDsymbol(base); |
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1116 |
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1117 // get type of typeinfo class |
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1118 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
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1119 |
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1120 // initializer vector |
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1121 std::vector<LLConstant*> sinits; |
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1122 // first is always the vtable |
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1123 sinits.push_back(base->ir.irStruct->vtbl); |
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1124 |
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1125 // monitor |
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1126 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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1127 |
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1128 // create elements array |
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1129 assert(tinfo->ty == Ttuple); |
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1130 TypeTuple *tu = (TypeTuple *)tinfo; |
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1131 |
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1132 size_t dim = tu->arguments->dim; |
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1133 std::vector<LLConstant*> arrInits; |
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1134 |
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1135 const LLType* tiTy = Type::typeinfo->type->ir.type->get(); |
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1136 tiTy = getPtrToType(tiTy); |
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1137 |
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1138 for (size_t i = 0; i < dim; i++) |
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1139 { |
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1140 Argument *arg = (Argument *)tu->arguments->data[i]; |
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1141 LLConstant* castbase = DtoTypeInfoOf(arg->type, true); |
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1142 assert(castbase->getType() == tiTy); |
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1143 arrInits.push_back(castbase); |
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1144 } |
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1145 |
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1146 // build array type |
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1147 const LLArrayType* arrTy = LLArrayType::get(tiTy, dim); |
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1148 LLConstant* arrC = llvm::ConstantArray::get(arrTy, arrInits); |
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1149 |
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1150 // need the pointer to the first element of arrC, so create a global for it |
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1151 llvm::GlobalValue::LinkageTypes _linkage = llvm::GlobalValue::InternalLinkage;//WeakLinkage; |
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1152 llvm::GlobalVariable* gvar = new llvm::GlobalVariable(arrTy,true,_linkage,arrC,".tupleelements",gIR->module); |
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1153 |
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1154 // get pointer to first element |
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1155 llvm::ConstantInt* zero = DtoConstSize_t(0); |
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1156 LLConstant* idxs[2] = { zero, zero }; |
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1157 LLConstant* arrptr = llvm::ConstantExpr::getGetElementPtr(gvar, idxs, 2); |
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1158 |
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1159 // build the slice |
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1160 LLConstant* slice = DtoConstSlice(DtoConstSize_t(dim), arrptr); |
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1161 sinits.push_back(slice); |
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1162 |
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1163 // create the symbol |
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1164 LLConstant* tiInit = llvm::ConstantStruct::get(stype, sinits); |
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1165 isaGlobalVar(this->ir.irGlobal->value)->setInitializer(tiInit); |
| 106 | 1166 } |
| 1167 | |
| 52 | 1168 void TypeInfoTupleDeclaration::toDt(dt_t **pdt) |
| 1169 { | |
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1170 assert(0); |
| 52 | 1171 } |