Mercurial > projects > ldc
annotate gen/tollvm.c @ 51:61bc1b4ad3c4 trunk
[svn r55] Foreach was always generating code as if the value variable was 'ref'
Other not-so-major improvements
| author | lindquist |
|---|---|
| date | Mon, 22 Oct 2007 17:25:44 +0200 |
| parents | 6fcc08a4d406 |
| children | 0c77619e803b |
| rev | line source |
|---|---|
| 1 | 1 #include <iostream> |
| 2 | |
| 40 | 3 #include "gen/llvm.h" |
| 1 | 4 |
| 5 #include "mtype.h" | |
| 6 #include "dsymbol.h" | |
| 7 #include "aggregate.h" | |
| 8 #include "declaration.h" | |
| 9 #include "init.h" | |
| 10 | |
|
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11 #include "gen/tollvm.h" |
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12 #include "gen/irstate.h" |
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13 #include "gen/logger.h" |
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14 #include "gen/runtime.h" |
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15 #include "gen/elem.h" |
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16 #include "gen/arrays.h" |
| 1 | 17 |
| 40 | 18 bool LLVM_DtoIsPassedByRef(Type* type) |
| 19 { | |
| 20 TY t = type->ty; | |
| 21 if (t == Tstruct || t == Tarray || t == Tdelegate) | |
| 22 return true; | |
| 23 else if (t == Ttypedef) { | |
| 24 Type* bt = type->toBasetype(); | |
| 25 assert(bt); | |
| 26 return LLVM_DtoIsPassedByRef(bt); | |
| 27 } | |
| 28 return false; | |
| 29 } | |
| 30 | |
| 31 Type* LLVM_DtoDType(Type* t) | |
| 32 { | |
| 33 if (t->ty == Ttypedef) { | |
| 34 Type* bt = t->toBasetype(); | |
| 35 assert(bt); | |
| 36 return LLVM_DtoDType(bt); | |
| 37 } | |
| 38 return t; | |
| 39 } | |
| 40 | |
| 1 | 41 const llvm::Type* LLVM_DtoType(Type* t) |
| 42 { | |
| 43 assert(t); | |
| 44 switch (t->ty) | |
| 45 { | |
| 46 // integers | |
| 47 case Tint8: | |
| 48 case Tuns8: | |
| 49 case Tchar: | |
| 50 return (const llvm::Type*)llvm::Type::Int8Ty; | |
| 51 case Tint16: | |
| 52 case Tuns16: | |
| 53 case Twchar: | |
| 54 return (const llvm::Type*)llvm::Type::Int16Ty; | |
| 55 case Tint32: | |
| 56 case Tuns32: | |
| 57 case Tdchar: | |
| 58 return (const llvm::Type*)llvm::Type::Int32Ty; | |
| 59 case Tint64: | |
| 60 case Tuns64: | |
| 61 return (const llvm::Type*)llvm::Type::Int64Ty; | |
| 62 | |
| 63 case Tbool: | |
| 64 return (const llvm::Type*)llvm::ConstantInt::getTrue()->getType(); | |
| 65 | |
| 66 // floats | |
| 67 case Tfloat32: | |
| 68 return llvm::Type::FloatTy; | |
| 69 case Tfloat64: | |
| 70 case Tfloat80: | |
| 71 return llvm::Type::DoubleTy; | |
| 72 | |
| 73 // pointers | |
| 74 case Tpointer: { | |
| 75 assert(t->next); | |
| 76 if (t->next->ty == Tvoid) | |
| 77 return (const llvm::Type*)llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 78 else | |
| 79 return (const llvm::Type*)llvm::PointerType::get(LLVM_DtoType(t->next)); | |
| 80 } | |
| 81 | |
| 82 // arrays | |
| 83 case Tarray: | |
| 84 return LLVM_DtoArrayType(t); | |
| 85 case Tsarray: | |
| 86 return LLVM_DtoStaticArrayType(t); | |
| 87 | |
| 88 // void | |
| 89 case Tvoid: | |
| 90 return llvm::Type::VoidTy; | |
| 91 | |
| 92 // aggregates | |
| 93 case Tstruct: { | |
| 94 if (t->llvmType == 0) | |
| 95 { | |
| 96 // recursive or cyclic declaration | |
| 97 if (!gIR->structs.empty()) | |
| 98 { | |
| 99 IRStruct* found = 0; | |
| 100 for (IRState::StructVector::iterator i=gIR->structs.begin(); i!=gIR->structs.end(); ++i) | |
| 101 { | |
| 102 if (t == i->type) | |
| 103 { | |
| 104 return i->recty.get(); | |
| 105 } | |
| 106 } | |
| 107 } | |
| 108 | |
| 109 // forward declaration | |
| 110 TypeStruct* ts = (TypeStruct*)t; | |
| 111 assert(ts->sym); | |
| 112 ts->sym->toObjFile(); | |
| 113 } | |
| 114 return t->llvmType; | |
| 115 } | |
| 116 | |
| 117 case Tclass: { | |
| 118 if (t->llvmType == 0) | |
| 119 { | |
| 6 | 120 // recursive or cyclic declaration |
| 121 if (!gIR->structs.empty()) | |
| 122 { | |
| 123 IRStruct* found = 0; | |
| 124 for (IRState::StructVector::iterator i=gIR->structs.begin(); i!=gIR->structs.end(); ++i) | |
| 125 { | |
| 126 if (t == i->type) | |
| 127 { | |
| 128 return llvm::PointerType::get(i->recty.get()); | |
| 129 } | |
| 130 } | |
| 131 } | |
| 132 | |
| 133 // forward declaration | |
| 1 | 134 TypeClass* tc = (TypeClass*)t; |
| 135 assert(tc->sym); | |
| 6 | 136 tc->sym->toObjFile(); |
| 1 | 137 } |
| 138 return llvm::PointerType::get(t->llvmType); | |
| 139 } | |
| 140 | |
| 141 // functions | |
| 142 case Tfunction: | |
| 143 { | |
| 144 if (t->llvmType == 0) { | |
| 145 return LLVM_DtoFunctionType(t); | |
| 146 } | |
| 147 else { | |
| 148 return t->llvmType; | |
| 149 } | |
| 150 } | |
| 6 | 151 |
| 1 | 152 // delegates |
| 153 case Tdelegate: | |
| 154 { | |
| 155 if (t->llvmType == 0) { | |
| 156 return LLVM_DtoDelegateType(t); | |
| 157 } | |
| 158 else { | |
| 159 return t->llvmType; | |
| 160 } | |
| 161 } | |
| 162 | |
| 163 // typedefs | |
| 164 case Ttypedef: | |
| 165 { | |
| 166 Type* bt = t->toBasetype(); | |
| 167 assert(bt); | |
| 168 return LLVM_DtoType(bt); | |
| 169 } | |
| 170 | |
| 171 default: | |
| 172 printf("trying to convert unknown type with value %d\n", t->ty); | |
| 173 assert(0); | |
| 174 } | |
| 175 return 0; | |
| 176 } | |
| 177 | |
| 178 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 179 | |
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180 const llvm::FunctionType* LLVM_DtoFunctionType(Type* t, const llvm::Type* thisparam) |
| 1 | 181 { |
| 182 TypeFunction* f = (TypeFunction*)t; | |
| 183 | |
| 184 // parameter types | |
| 185 const llvm::Type* rettype; | |
| 186 std::vector<const llvm::Type*> paramvec; | |
| 187 | |
| 40 | 188 if (LLVM_DtoIsPassedByRef(f->next)) { |
| 1 | 189 rettype = llvm::PointerType::get(LLVM_DtoType(f->next)); |
| 190 paramvec.push_back(rettype); | |
| 191 rettype = llvm::Type::VoidTy; | |
| 192 } | |
| 193 else { | |
| 194 Type* rt = f->next; | |
| 195 if (rt) | |
| 196 rettype = LLVM_DtoType(rt); | |
| 197 else | |
| 198 assert(0); | |
| 199 } | |
| 200 | |
| 201 if (thisparam) { | |
| 202 paramvec.push_back(thisparam); | |
| 203 } | |
| 204 | |
| 205 size_t n = Argument::dim(f->parameters); | |
| 206 for (int i=0; i < n; ++i) { | |
| 207 Argument* arg = Argument::getNth(f->parameters, i); | |
| 208 // ensure scalar | |
| 209 Type* argT = arg->type; | |
| 210 assert(argT); | |
| 211 paramvec.push_back(LLVM_DtoType(argT)); | |
| 212 } | |
| 213 | |
| 214 Logger::cout() << "Return type: " << *rettype << '\n'; | |
| 215 | |
| 216 llvm::FunctionType* functype = llvm::FunctionType::get(rettype, paramvec, f->varargs); | |
| 217 return functype; | |
| 218 } | |
| 219 | |
| 220 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 221 | |
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[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
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diff
changeset
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222 const llvm::FunctionType* LLVM_DtoFunctionType(FuncDeclaration* fdecl) |
| 1 | 223 { |
| 224 TypeFunction* f = (TypeFunction*)fdecl->type; | |
| 225 assert(f != 0); | |
| 226 | |
| 9 | 227 // type has already been resolved |
| 1 | 228 if (f->llvmType != 0) { |
| 229 return llvm::cast<llvm::FunctionType>(f->llvmType); | |
| 230 } | |
| 231 | |
| 232 // return value type | |
| 233 const llvm::Type* rettype; | |
| 234 const llvm::Type* actualRettype; | |
| 235 Type* rt = f->next; | |
| 236 bool retinptr = false; | |
| 237 bool usesthis = false; | |
| 238 | |
| 239 if (fdecl->isMain()) { | |
| 240 rettype = llvm::Type::Int32Ty; | |
| 241 actualRettype = rettype; | |
| 242 } | |
| 243 else if (rt) { | |
| 40 | 244 if (LLVM_DtoIsPassedByRef(rt)) { |
| 1 | 245 rettype = llvm::PointerType::get(LLVM_DtoType(rt)); |
| 246 actualRettype = llvm::Type::VoidTy; | |
| 247 f->llvmRetInPtr = retinptr = true; | |
| 248 } | |
| 249 else { | |
| 250 rettype = LLVM_DtoType(rt); | |
| 251 actualRettype = rettype; | |
| 252 } | |
| 253 } | |
| 254 else { | |
| 255 assert(0); | |
| 256 } | |
| 257 | |
| 258 // parameter types | |
| 259 std::vector<const llvm::Type*> paramvec; | |
| 260 | |
| 261 if (retinptr) { | |
|
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262 Logger::cout() << "returning through pointer parameter: " << *rettype << '\n'; |
| 1 | 263 paramvec.push_back(rettype); |
| 264 } | |
| 265 | |
| 9 | 266 if (fdecl->needThis()) { |
| 267 if (AggregateDeclaration* ad = fdecl->isMember()) { | |
| 268 Logger::print("isMember = this is: %s\n", ad->type->toChars()); | |
| 269 const llvm::Type* thisty = LLVM_DtoType(ad->type); | |
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270 Logger::cout() << "this llvm type: " << *thisty << '\n'; |
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271 if (llvm::isa<llvm::StructType>(thisty) || thisty == gIR->topstruct().recty.get()) |
| 9 | 272 thisty = llvm::PointerType::get(thisty); |
| 273 paramvec.push_back(thisty); | |
| 274 usesthis = true; | |
| 275 } | |
| 276 else | |
| 277 assert(0); | |
| 1 | 278 } |
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279 else if (fdecl->isNested()) { |
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280 paramvec.push_back(llvm::PointerType::get(llvm::Type::Int8Ty)); |
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281 usesthis = true; |
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282 } |
| 1 | 283 |
| 284 size_t n = Argument::dim(f->parameters); | |
| 285 for (int i=0; i < n; ++i) { | |
| 286 Argument* arg = Argument::getNth(f->parameters, i); | |
| 287 // ensure scalar | |
| 40 | 288 Type* argT = LLVM_DtoDType(arg->type); |
| 1 | 289 assert(argT); |
| 290 | |
| 291 if ((arg->storageClass & STCref) || (arg->storageClass & STCout)) { | |
| 292 //assert(arg->vardecl); | |
| 293 //arg->vardecl->refparam = true; | |
| 294 } | |
| 295 else | |
| 296 arg->llvmCopy = true; | |
| 297 | |
| 298 const llvm::Type* at = LLVM_DtoType(argT); | |
| 299 if (llvm::isa<llvm::StructType>(at)) { | |
| 300 Logger::println("struct param"); | |
| 301 paramvec.push_back(llvm::PointerType::get(at)); | |
| 302 } | |
| 303 else if (llvm::isa<llvm::ArrayType>(at)) { | |
| 304 Logger::println("sarray param"); | |
| 305 assert(argT->ty == Tsarray); | |
| 306 //paramvec.push_back(llvm::PointerType::get(at->getContainedType(0))); | |
| 307 paramvec.push_back(llvm::PointerType::get(at)); | |
| 308 } | |
| 40 | 309 else if (llvm::isa<llvm::OpaqueType>(at)) { |
| 310 Logger::println("opaque param"); | |
| 311 if (argT->ty == Tstruct || argT->ty == Tclass) | |
| 312 paramvec.push_back(llvm::PointerType::get(at)); | |
| 313 else | |
| 314 assert(0); | |
| 315 } | |
| 316 /*if (llvm::isa<llvm::StructType>(at) || argT->ty == Tstruct || argT->ty == Tsarray) { | |
| 317 paramvec.push_back(llvm::PointerType::get(at)); | |
| 318 }*/ | |
| 1 | 319 else { |
| 320 if (!arg->llvmCopy) { | |
| 321 Logger::println("ref param"); | |
| 322 at = llvm::PointerType::get(at); | |
| 323 } | |
| 324 else { | |
| 325 Logger::println("in param"); | |
| 326 } | |
| 327 paramvec.push_back(at); | |
| 328 } | |
| 329 } | |
| 330 | |
| 331 // construct function type | |
| 332 bool isvararg = f->varargs; | |
| 333 llvm::FunctionType* functype = llvm::FunctionType::get(actualRettype, paramvec, isvararg); | |
| 334 | |
| 335 f->llvmType = functype; | |
| 9 | 336 f->llvmRetInPtr = retinptr; |
| 337 f->llvmUsesThis = usesthis; | |
| 1 | 338 return functype; |
| 339 } | |
| 340 | |
| 341 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 342 | |
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d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
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343 const llvm::StructType* LLVM_DtoDelegateType(Type* t) |
| 1 | 344 { |
| 345 const llvm::Type* i8ptr = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 346 const llvm::Type* func = LLVM_DtoFunctionType(t->next, i8ptr); | |
| 347 const llvm::Type* funcptr = llvm::PointerType::get(func); | |
| 348 | |
| 349 std::vector<const llvm::Type*> types; | |
| 350 types.push_back(i8ptr); | |
| 351 types.push_back(funcptr); | |
| 352 return llvm::StructType::get(types); | |
| 353 } | |
| 354 | |
| 355 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 356 | |
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[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
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diff
changeset
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357 const llvm::Type* LLVM_DtoStructType(Type* t) |
| 1 | 358 { |
| 359 assert(0); | |
| 360 std::vector<const llvm::Type*> types; | |
| 361 return llvm::StructType::get(types); | |
| 362 } | |
| 363 | |
| 364 | |
| 365 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 366 | |
| 367 static llvm::Function* LLVM_DeclareMemIntrinsic(const char* name, int bits, bool set=false) | |
| 368 { | |
| 369 assert(bits == 32 || bits == 64); | |
| 370 const llvm::Type* int8ty = (const llvm::Type*)llvm::Type::Int8Ty; | |
| 371 const llvm::Type* int32ty = (const llvm::Type*)llvm::Type::Int32Ty; | |
| 372 const llvm::Type* int64ty = (const llvm::Type*)llvm::Type::Int64Ty; | |
| 373 const llvm::Type* int8ptrty = (const llvm::Type*)llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 374 const llvm::Type* voidty = (const llvm::Type*)llvm::Type::VoidTy; | |
| 375 | |
| 376 assert(gIR); | |
| 377 assert(gIR->module); | |
| 378 | |
| 379 // parameter types | |
| 380 std::vector<const llvm::Type*> pvec; | |
| 381 pvec.push_back(int8ptrty); | |
| 382 pvec.push_back(set?int8ty:int8ptrty); | |
| 383 pvec.push_back(bits==32?int32ty:int64ty); | |
| 384 pvec.push_back(int32ty); | |
| 385 llvm::FunctionType* functype = llvm::FunctionType::get(voidty, pvec, false); | |
| 386 return new llvm::Function(functype, llvm::GlobalValue::ExternalLinkage, name, gIR->module); | |
| 387 } | |
| 388 | |
| 389 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 390 | |
| 391 // llvm.memset.i32 | |
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392 llvm::Function* LLVM_DeclareMemSet32() |
| 1 | 393 { |
| 394 static llvm::Function* _func = 0; | |
| 395 if (_func == 0) { | |
| 396 _func = LLVM_DeclareMemIntrinsic("llvm.memset.i32", 32, true); | |
| 397 } | |
| 398 return _func; | |
| 399 } | |
| 400 | |
| 401 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 402 | |
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403 llvm::Function* LLVM_DeclareMemSet64() |
| 1 | 404 { |
| 405 static llvm::Function* _func = 0; | |
| 406 if (_func == 0) { | |
| 407 _func = LLVM_DeclareMemIntrinsic("llvm.memset.i64", 64, true); | |
| 408 } | |
| 409 return _func; | |
| 410 } | |
| 411 | |
| 412 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 413 | |
| 414 // llvm.memcpy.i32 | |
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415 llvm::Function* LLVM_DeclareMemCpy32() |
| 1 | 416 { |
| 417 static llvm::Function* _func = 0; | |
| 418 if (_func == 0) { | |
| 419 _func = LLVM_DeclareMemIntrinsic("llvm.memcpy.i32", 32); | |
| 420 } | |
| 421 return _func; | |
| 422 } | |
| 423 | |
| 424 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 425 | |
| 426 // llvm.memcpy.i64 | |
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427 llvm::Function* LLVM_DeclareMemCpy64() |
| 1 | 428 { |
| 429 static llvm::Function* _func = 0; | |
| 430 if (_func == 0) { | |
| 431 _func = LLVM_DeclareMemIntrinsic("llvm.memcpy.i64", 64); | |
| 432 } | |
| 433 return _func; | |
| 434 } | |
| 435 | |
| 436 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 437 | |
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[svn r55] Foreach was always generating code as if the value variable was 'ref'
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438 llvm::Value* LLVM_DtoStructZeroInit(llvm::Value* v) |
| 1 | 439 { |
| 440 assert(gIR); | |
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441 uint64_t n = gTargetData->getTypeSize(v->getType()->getContainedType(0)); |
| 1 | 442 //llvm::Type* sarrty = llvm::PointerType::get(llvm::ArrayType::get(llvm::Type::Int8Ty, n)); |
| 443 llvm::Type* sarrty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 444 | |
| 445 llvm::Value* sarr = new llvm::BitCastInst(v,sarrty,"tmp",gIR->scopebb()); | |
| 446 | |
| 447 llvm::Function* fn = LLVM_DeclareMemSet32(); | |
| 448 std::vector<llvm::Value*> llargs; | |
| 449 llargs.resize(4); | |
| 450 llargs[0] = sarr; | |
| 451 llargs[1] = llvm::ConstantInt::get(llvm::Type::Int8Ty, 0, false); | |
| 452 llargs[2] = llvm::ConstantInt::get(llvm::Type::Int32Ty, n, false); | |
| 453 llargs[3] = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false); | |
| 454 | |
| 455 llvm::Value* ret = new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); | |
| 456 | |
| 457 return ret; | |
| 458 } | |
| 459 | |
| 460 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 461 | |
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462 llvm::Value* LLVM_DtoStructCopy(llvm::Value* dst, llvm::Value* src) |
| 1 | 463 { |
| 464 assert(dst->getType() == src->getType()); | |
| 465 assert(gIR); | |
| 466 | |
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[svn r55] Foreach was always generating code as if the value variable was 'ref'
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parents:
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467 uint64_t n = gTargetData->getTypeSize(dst->getType()->getContainedType(0)); |
| 1 | 468 //llvm::Type* sarrty = llvm::PointerType::get(llvm::ArrayType::get(llvm::Type::Int8Ty, n)); |
| 469 llvm::Type* arrty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 470 | |
| 471 llvm::Value* dstarr = new llvm::BitCastInst(dst,arrty,"tmp",gIR->scopebb()); | |
| 472 llvm::Value* srcarr = new llvm::BitCastInst(src,arrty,"tmp",gIR->scopebb()); | |
| 473 | |
| 474 llvm::Function* fn = LLVM_DeclareMemCpy32(); | |
| 475 std::vector<llvm::Value*> llargs; | |
| 476 llargs.resize(4); | |
| 477 llargs[0] = dstarr; | |
| 478 llargs[1] = srcarr; | |
| 479 llargs[2] = llvm::ConstantInt::get(llvm::Type::Int32Ty, n, false); | |
| 480 llargs[3] = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false); | |
| 481 | |
| 482 return new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); | |
| 483 } | |
| 484 | |
| 485 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 40 | 486 llvm::Constant* LLVM_DtoConstStructInitializer(StructInitializer* si) |
| 1 | 487 { |
| 488 llvm::StructType* structtype = llvm::cast<llvm::StructType>(si->ad->llvmType); | |
| 489 size_t n = structtype->getNumElements(); | |
| 490 | |
| 491 assert(si->value.dim == si->vars.dim); | |
| 492 | |
| 493 std::vector<llvm::Constant*> inits; | |
| 494 inits.resize(n, NULL); | |
| 495 for (int i = 0; i < si->value.dim; ++i) | |
| 496 { | |
| 497 Initializer* ini = (Initializer*)si->value.data[i]; | |
| 498 assert(ini); | |
| 499 | |
| 500 VarDeclaration* vd = (VarDeclaration*)si->vars.data[i]; | |
| 40 | 501 Type* vdtype = LLVM_DtoDType(vd->type); |
| 1 | 502 assert(vd); |
| 503 Logger::println("vars[%d] = %s", i, vd->toChars()); | |
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504 |
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505 std::vector<unsigned> idxs; |
| 40 | 506 si->ad->offsetToIndex(vdtype, vd->offset, idxs); |
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507 assert(idxs.size() == 1); |
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508 unsigned idx = idxs[0]; |
| 1 | 509 |
| 510 llvm::Constant* v = 0; | |
| 511 | |
| 512 if (ExpInitializer* ex = ini->isExpInitializer()) | |
| 513 { | |
| 40 | 514 v = ex->exp->toConstElem(gIR); |
| 1 | 515 } |
| 516 else if (StructInitializer* si = ini->isStructInitializer()) | |
| 517 { | |
| 40 | 518 v = LLVM_DtoConstStructInitializer(si); |
| 1 | 519 } |
| 520 else if (ArrayInitializer* ai = ini->isArrayInitializer()) | |
| 521 { | |
| 40 | 522 v = LLVM_DtoConstArrayInitializer(ai); |
| 1 | 523 } |
| 524 else if (ini->isVoidInitializer()) | |
| 525 { | |
| 526 v = llvm::UndefValue::get(structtype->getElementType(idx)); | |
| 527 } | |
| 528 else | |
| 529 assert(v); | |
| 530 | |
| 531 inits[idx] = v; | |
| 532 } | |
| 533 | |
| 534 // fill out nulls | |
| 535 assert(si->ad->llvmInitZ); | |
| 536 if (si->ad->llvmInitZ->isNullValue()) | |
| 537 { | |
| 538 for (int i = 0; i < n; ++i) | |
| 539 { | |
| 540 if (inits[i] == 0) | |
| 541 { | |
| 542 inits[i] = llvm::Constant::getNullValue(structtype->getElementType(i)); | |
| 543 } | |
| 544 } | |
| 545 } | |
| 546 else | |
| 547 { | |
| 548 for (int i = 0; i < n; ++i) | |
| 549 { | |
| 550 if (inits[i] == 0) | |
| 551 { | |
| 552 inits[i] = si->ad->llvmInitZ->getOperand(i); | |
| 553 } | |
| 554 } | |
| 555 } | |
| 556 | |
| 557 return llvm::ConstantStruct::get(structtype, inits); | |
| 558 } | |
| 559 | |
| 560 | |
| 561 | |
| 562 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 563 | |
| 564 llvm::Value* LLVM_DtoNullDelegate(llvm::Value* v) | |
| 565 { | |
| 566 assert(gIR); | |
| 567 d_uns64 n = (global.params.is64bit) ? 16 : 8; | |
| 568 | |
| 569 llvm::Type* i8p_ty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 570 | |
| 571 llvm::Value* arr = new llvm::BitCastInst(v,i8p_ty,"tmp",gIR->scopebb()); | |
| 572 | |
| 573 llvm::Function* fn = LLVM_DeclareMemSet32(); | |
| 574 std::vector<llvm::Value*> llargs; | |
| 575 llargs.resize(4); | |
| 576 llargs[0] = arr; | |
| 577 llargs[1] = llvm::ConstantInt::get(llvm::Type::Int8Ty, 0, false); | |
| 578 llargs[2] = llvm::ConstantInt::get(llvm::Type::Int32Ty, n, false); | |
| 579 llargs[3] = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false); | |
| 580 | |
| 581 llvm::Value* ret = new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); | |
| 582 | |
| 583 return ret; | |
| 584 } | |
| 585 | |
| 586 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 587 | |
| 588 llvm::Value* LLVM_DtoDelegateCopy(llvm::Value* dst, llvm::Value* src) | |
| 589 { | |
| 590 assert(dst->getType() == src->getType()); | |
| 591 assert(gIR); | |
| 592 | |
| 593 d_uns64 n = (global.params.is64bit) ? 16 : 8; | |
| 594 | |
| 595 llvm::Type* arrty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 596 | |
| 597 llvm::Value* dstarr = new llvm::BitCastInst(dst,arrty,"tmp",gIR->scopebb()); | |
| 598 llvm::Value* srcarr = new llvm::BitCastInst(src,arrty,"tmp",gIR->scopebb()); | |
| 599 | |
| 600 llvm::Function* fn = LLVM_DeclareMemCpy32(); | |
| 601 std::vector<llvm::Value*> llargs; | |
| 602 llargs.resize(4); | |
| 603 llargs[0] = dstarr; | |
| 604 llargs[1] = srcarr; | |
| 605 llargs[2] = llvm::ConstantInt::get(llvm::Type::Int32Ty, n, false); | |
| 606 llargs[3] = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false); | |
| 607 | |
| 608 return new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); | |
| 609 } | |
| 610 | |
| 611 | |
| 612 | |
| 613 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 614 | |
| 615 llvm::GlobalValue::LinkageTypes LLVM_DtoLinkage(PROT prot, uint stc) | |
| 616 { | |
| 617 switch(prot) | |
| 618 { | |
| 619 case PROTprivate: | |
| 620 return llvm::GlobalValue::InternalLinkage; | |
| 621 | |
| 622 case PROTpublic: | |
| 623 case PROTpackage: | |
| 624 case PROTprotected: | |
| 625 case PROTexport: | |
| 626 return llvm::GlobalValue::ExternalLinkage; | |
| 627 | |
| 628 case PROTundefined: | |
| 629 case PROTnone: | |
| 630 assert(0 && "Unsupported linkage type"); | |
| 631 } | |
| 632 return llvm::GlobalValue::ExternalLinkage; | |
| 633 | |
| 634 /* ExternalLinkage = 0, LinkOnceLinkage, WeakLinkage, AppendingLinkage, | |
| 635 InternalLinkage, DLLImportLinkage, DLLExportLinkage, ExternalWeakLinkage, | |
| 636 GhostLinkage */ | |
| 637 } | |
| 638 | |
| 639 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 640 | |
| 641 unsigned LLVM_DtoCallingConv(LINK l) | |
| 642 { | |
| 643 if (l == LINKc) | |
| 644 return llvm::CallingConv::C; | |
| 645 else if (l == LINKd || l == LINKdefault) | |
| 646 return llvm::CallingConv::Fast; | |
| 647 else if (l == LINKwindows) | |
| 648 return llvm::CallingConv::X86_StdCall; | |
| 649 else | |
| 650 assert(0 && "Unsupported calling convention"); | |
| 651 } | |
| 652 | |
| 653 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 654 | |
| 655 llvm::Value* LLVM_DtoPointedType(llvm::Value* ptr, llvm::Value* val) | |
| 656 { | |
| 657 const llvm::Type* ptrTy = ptr->getType()->getContainedType(0); | |
| 658 const llvm::Type* valTy = val->getType(); | |
| 659 // ptr points to val's type | |
| 660 if (ptrTy == valTy) | |
| 661 { | |
| 662 return val; | |
| 663 } | |
| 664 // ptr is integer pointer | |
| 665 else if (ptrTy->isInteger()) | |
| 666 { | |
| 667 // val is integer | |
| 668 assert(valTy->isInteger()); | |
| 669 const llvm::IntegerType* pt = llvm::cast<const llvm::IntegerType>(ptrTy); | |
| 670 const llvm::IntegerType* vt = llvm::cast<const llvm::IntegerType>(valTy); | |
| 671 if (pt->getBitWidth() < vt->getBitWidth()) { | |
| 672 return new llvm::TruncInst(val, pt, "tmp", gIR->scopebb()); | |
| 673 } | |
| 674 else | |
| 675 assert(0); | |
| 676 } | |
| 677 // something else unsupported | |
| 678 else | |
| 679 { | |
| 680 Logger::cout() << *ptrTy << '|' << *valTy << '\n'; | |
| 681 assert(0); | |
| 682 } | |
| 683 return 0; | |
| 684 } | |
| 685 | |
| 686 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 687 | |
| 688 llvm::Value* LLVM_DtoBoolean(llvm::Value* val) | |
| 689 { | |
| 690 const llvm::Type* t = val->getType(); | |
| 691 if (t->isInteger()) | |
| 692 { | |
| 693 if (t == llvm::Type::Int1Ty) | |
| 694 return val; | |
| 695 else { | |
| 696 llvm::Value* zero = llvm::ConstantInt::get(t, 0, false); | |
| 697 return new llvm::ICmpInst(llvm::ICmpInst::ICMP_NE, val, zero, "tmp", gIR->scopebb()); | |
| 698 } | |
| 699 } | |
| 700 else if (llvm::isa<llvm::PointerType>(t)) { | |
| 701 const llvm::Type* st = LLVM_DtoSize_t(); | |
| 702 llvm::Value* ptrasint = new llvm::PtrToIntInst(val,st,"tmp",gIR->scopebb()); | |
| 703 llvm::Value* zero = llvm::ConstantInt::get(st, 0, false); | |
| 704 return new llvm::ICmpInst(llvm::ICmpInst::ICMP_NE, ptrasint, zero, "tmp", gIR->scopebb()); | |
| 705 } | |
| 706 else | |
| 707 { | |
| 708 Logger::cout() << *t << '\n'; | |
| 709 } | |
| 710 assert(0); | |
| 711 return 0; | |
| 712 } | |
| 713 | |
| 714 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 715 | |
| 716 const llvm::Type* LLVM_DtoSize_t() | |
| 717 { | |
| 718 if (global.params.is64bit) | |
| 719 return llvm::Type::Int64Ty; | |
| 720 else | |
| 721 return llvm::Type::Int32Ty; | |
| 722 } | |
| 723 | |
| 724 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 725 | |
| 726 void LLVM_DtoMain() | |
| 727 { | |
| 728 // emit main function llvm style | |
| 729 // int main(int argc, char**argv, char**env); | |
| 730 | |
| 731 assert(gIR != 0); | |
| 732 IRState& ir = *gIR; | |
| 733 | |
| 734 assert(ir.emitMain && ir.mainFunc); | |
| 735 | |
| 736 // parameter types | |
| 737 std::vector<const llvm::Type*> pvec; | |
| 738 pvec.push_back((const llvm::Type*)llvm::Type::Int32Ty); | |
| 739 const llvm::Type* chPtrType = (const llvm::Type*)llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 740 pvec.push_back((const llvm::Type*)llvm::PointerType::get(chPtrType)); | |
| 741 pvec.push_back((const llvm::Type*)llvm::PointerType::get(chPtrType)); | |
| 742 const llvm::Type* rettype = (const llvm::Type*)llvm::Type::Int32Ty; | |
| 743 | |
| 744 llvm::FunctionType* functype = llvm::FunctionType::get(rettype, pvec, false); | |
| 745 llvm::Function* func = new llvm::Function(functype,llvm::GlobalValue::ExternalLinkage,"main",ir.module); | |
| 746 | |
| 747 llvm::BasicBlock* bb = new llvm::BasicBlock("entry",func); | |
| 748 | |
| 749 // call static ctors | |
| 750 llvm::Function* fn = LLVM_D_GetRuntimeFunction(ir.module,"_d_run_module_ctors"); | |
| 751 new llvm::CallInst(fn,"",bb); | |
| 752 | |
| 753 // call user main function | |
| 754 llvm::CallInst* call = new llvm::CallInst(ir.mainFunc,"ret",bb); | |
| 755 call->setCallingConv(ir.mainFunc->getCallingConv()); | |
| 756 | |
| 757 // call static dtors | |
| 758 fn = LLVM_D_GetRuntimeFunction(ir.module,"_d_run_module_dtors"); | |
| 759 new llvm::CallInst(fn,"",bb); | |
| 760 | |
| 761 // return | |
| 762 new llvm::ReturnInst(call,bb); | |
| 763 } | |
| 764 | |
| 765 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 766 | |
| 767 void LLVM_DtoCallClassDtors(TypeClass* tc, llvm::Value* instance) | |
| 768 { | |
| 769 Array* arr = &tc->sym->dtors; | |
| 770 for (size_t i=0; i<arr->dim; i++) | |
| 771 { | |
| 772 FuncDeclaration* fd = (FuncDeclaration*)arr->data[i]; | |
| 773 assert(fd->llvmValue); | |
| 774 new llvm::CallInst(fd->llvmValue, instance, "", gIR->scopebb()); | |
| 775 } | |
| 776 } | |
| 777 | |
| 778 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 779 | |
| 780 void LLVM_DtoInitClass(TypeClass* tc, llvm::Value* dst) | |
| 781 { | |
| 782 assert(gIR); | |
| 783 | |
| 784 assert(tc->llvmType); | |
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785 uint64_t size_t_size = gTargetData->getTypeSize(LLVM_DtoSize_t()); |
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786 uint64_t n = gTargetData->getTypeSize(tc->llvmType) - size_t_size; |
| 1 | 787 |
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788 // set vtable field |
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789 llvm::Value* vtblvar = LLVM_DtoGEPi(dst,0,0,"tmp",gIR->scopebb()); |
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790 assert(tc->sym->llvmVtbl); |
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791 new llvm::StoreInst(tc->sym->llvmVtbl, vtblvar, gIR->scopebb()); |
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792 |
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793 // copy the static initializer |
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794 if (n > 0) { |
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795 assert(tc->llvmInit); |
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796 assert(dst->getType() == tc->llvmInit->getType()); |
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797 |
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798 llvm::Type* arrty = llvm::PointerType::get(llvm::Type::Int8Ty); |
| 1 | 799 |
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800 llvm::Value* dstarr = new llvm::BitCastInst(dst,arrty,"tmp",gIR->scopebb()); |
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801 dstarr = LLVM_DtoGEPi(dstarr,size_t_size,"tmp",gIR->scopebb()); |
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802 |
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803 llvm::Value* srcarr = new llvm::BitCastInst(tc->llvmInit,arrty,"tmp",gIR->scopebb()); |
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804 srcarr = LLVM_DtoGEPi(srcarr,size_t_size,"tmp",gIR->scopebb()); |
| 1 | 805 |
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806 llvm::Function* fn = LLVM_DeclareMemCpy32(); |
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807 std::vector<llvm::Value*> llargs; |
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808 llargs.resize(4); |
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809 llargs[0] = dstarr; |
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810 llargs[1] = srcarr; |
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811 llargs[2] = llvm::ConstantInt::get(llvm::Type::Int32Ty, n, false); |
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812 llargs[3] = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false); |
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813 |
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814 new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); |
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815 } |
| 1 | 816 } |
| 817 | |
| 818 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 819 | |
| 40 | 820 llvm::Constant* LLVM_DtoConstInitializer(Type* type, Initializer* init) |
| 1 | 821 { |
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822 llvm::Constant* _init = 0; // may return zero |
| 1 | 823 if (!init) |
| 824 { | |
| 40 | 825 Logger::println("const default initializer for %s", type->toChars()); |
| 826 _init = type->defaultInit()->toConstElem(gIR); | |
| 1 | 827 } |
| 828 else if (ExpInitializer* ex = init->isExpInitializer()) | |
| 829 { | |
| 40 | 830 Logger::println("const expression initializer"); |
| 831 _init = ex->exp->toConstElem(gIR); | |
| 1 | 832 } |
| 833 else if (StructInitializer* si = init->isStructInitializer()) | |
| 834 { | |
| 40 | 835 Logger::println("const struct initializer"); |
| 836 _init = LLVM_DtoConstStructInitializer(si); | |
| 1 | 837 } |
| 838 else if (ArrayInitializer* ai = init->isArrayInitializer()) | |
| 839 { | |
| 40 | 840 Logger::println("const array initializer"); |
| 841 _init = LLVM_DtoConstArrayInitializer(ai); | |
| 1 | 842 } |
| 843 else if (init->isVoidInitializer()) | |
| 844 { | |
| 40 | 845 Logger::println("const void initializer"); |
| 1 | 846 const llvm::Type* ty = LLVM_DtoType(type); |
| 847 _init = llvm::Constant::getNullValue(ty); | |
| 848 } | |
| 849 else { | |
| 40 | 850 Logger::println("unsupported const initializer: %s", init->toChars()); |
| 851 } | |
| 852 return _init; | |
| 853 } | |
| 854 | |
| 855 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 856 | |
| 857 void LLVM_DtoInitializer(Initializer* init) | |
| 858 { | |
| 859 if (ExpInitializer* ex = init->isExpInitializer()) | |
| 860 { | |
| 861 Logger::println("expression initializer"); | |
| 862 elem* e = ex->exp->toElem(gIR); | |
| 863 delete e; | |
| 864 } | |
| 865 else { | |
| 1 | 866 Logger::println("unsupported initializer: %s", init->toChars()); |
| 867 } | |
| 868 } | |
| 6 | 869 |
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870 ////////////////////////////////////////////////////////////////////////////////////////// |
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871 |
| 6 | 872 llvm::Value* LLVM_DtoGEP(llvm::Value* ptr, llvm::Value* i0, llvm::Value* i1, const std::string& var, llvm::BasicBlock* bb) |
| 873 { | |
| 874 std::vector<llvm::Value*> v(2); | |
| 875 v[0] = i0; | |
| 876 v[1] = i1; | |
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877 Logger::cout() << "DtoGEP: " << *ptr << '\n'; |
|
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878 return new llvm::GetElementPtrInst(ptr, v.begin(), v.end(), var, bb?bb:gIR->scopebb()); |
| 6 | 879 } |
|
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880 |
|
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881 ////////////////////////////////////////////////////////////////////////////////////////// |
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882 |
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883 llvm::Value* LLVM_DtoGEP(llvm::Value* ptr, const std::vector<unsigned>& src, const std::string& var, llvm::BasicBlock* bb) |
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884 { |
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885 size_t n = src.size(); |
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886 std::vector<llvm::Value*> dst(n); |
| 40 | 887 std::ostream& ostr = Logger::cout(); |
| 888 ostr << "indices for '" << *ptr << "':"; | |
|
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889 for (size_t i=0; i<n; ++i) |
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890 { |
| 40 | 891 ostr << ' ' << i; |
|
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892 dst[i] = llvm::ConstantInt::get(llvm::Type::Int32Ty, src[i], false); |
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893 } |
| 40 | 894 ostr << '\n'; |
|
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895 return new llvm::GetElementPtrInst(ptr, dst.begin(), dst.end(), var, bb?bb:gIR->scopebb()); |
|
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896 } |
| 9 | 897 |
|
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898 ////////////////////////////////////////////////////////////////////////////////////////// |
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899 |
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900 llvm::Value* LLVM_DtoGEPi(llvm::Value* ptr, unsigned i, const std::string& var, llvm::BasicBlock* bb) |
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901 { |
|
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902 return new llvm::GetElementPtrInst(ptr, llvm::ConstantInt::get(llvm::Type::Int32Ty, i, false), var, bb?bb:gIR->scopebb()); |
|
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903 } |
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904 |
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905 ////////////////////////////////////////////////////////////////////////////////////////// |
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906 |
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907 llvm::Value* LLVM_DtoGEPi(llvm::Value* ptr, unsigned i0, unsigned i1, const std::string& var, llvm::BasicBlock* bb) |
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908 { |
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909 std::vector<llvm::Value*> v(2); |
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910 v[0] = llvm::ConstantInt::get(llvm::Type::Int32Ty, i0, false); |
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911 v[1] = llvm::ConstantInt::get(llvm::Type::Int32Ty, i1, false); |
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912 return new llvm::GetElementPtrInst(ptr, v.begin(), v.end(), var, bb?bb:gIR->scopebb()); |
|
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913 } |
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914 |
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915 ////////////////////////////////////////////////////////////////////////////////////////// |
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916 |
| 9 | 917 llvm::Function* LLVM_DtoDeclareFunction(FuncDeclaration* fdecl) |
| 918 { | |
|
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919 // mangled name |
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920 char* mangled_name = (fdecl->llvmInternal == LLVMintrinsic) ? fdecl->llvmInternal1 : fdecl->mangle(); |
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921 |
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922 // unit test special handling |
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923 if (fdecl->isUnitTestDeclaration()) |
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924 { |
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925 assert(0 && "no unittests yet"); |
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926 /*const llvm::FunctionType* fnty = llvm::FunctionType::get(llvm::Type::VoidTy, std::vector<const llvm::Type*>(), false); |
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927 // make the function |
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928 llvm::Function* func = gIR->module->getFunction(mangled_name); |
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929 if (func == 0) |
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930 func = new llvm::Function(fnty,llvm::GlobalValue::InternalLinkage,mangled_name,gIR->module); |
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931 func->setCallingConv(llvm::CallingConv::Fast); |
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932 fdecl->llvmValue = func; |
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933 return func; |
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934 */ |
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935 } |
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936 |
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937 // regular function |
| 40 | 938 TypeFunction* f = (TypeFunction*)LLVM_DtoDType(fdecl->type); |
|
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939 assert(f != 0); |
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940 |
| 9 | 941 if (fdecl->llvmValue != 0) { |
| 18 | 942 if (!llvm::isa<llvm::Function>(fdecl->llvmValue)) |
| 943 { | |
| 944 Logger::cout() << *fdecl->llvmValue << '\n'; | |
| 945 assert(0); | |
| 946 } | |
| 9 | 947 return llvm::cast<llvm::Function>(fdecl->llvmValue); |
| 948 } | |
| 949 | |
| 18 | 950 Logger::print("FuncDeclaration::toObjFile(%s): %s\n", fdecl->needThis()?"this":"static",fdecl->toChars()); |
| 9 | 951 LOG_SCOPE; |
| 952 | |
| 953 if (fdecl->llvmInternal == LLVMintrinsic && fdecl->fbody) { | |
| 954 error("intrinsics cannot have function bodies"); | |
| 955 fatal(); | |
| 956 } | |
| 957 | |
| 958 // construct function | |
|
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959 const llvm::FunctionType* functype = (f->llvmType == 0) ? LLVM_DtoFunctionType(fdecl) : llvm::cast<llvm::FunctionType>(f->llvmType); |
| 9 | 960 |
| 961 // make the function | |
| 962 llvm::Function* func = gIR->module->getFunction(mangled_name); | |
| 963 if (func == 0) { | |
| 964 func = new llvm::Function(functype,LLVM_DtoLinkage(fdecl->protection, fdecl->storage_class),mangled_name,gIR->module); | |
| 965 } | |
| 966 | |
| 967 if (fdecl->llvmInternal != LLVMintrinsic) | |
| 968 func->setCallingConv(LLVM_DtoCallingConv(f->linkage)); | |
| 969 | |
| 970 fdecl->llvmValue = func; | |
| 971 f->llvmType = functype; | |
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972 assert(llvm::isa<llvm::FunctionType>(f->llvmType)); |
| 9 | 973 |
| 974 if (fdecl->isMain()) { | |
| 975 gIR->mainFunc = func; | |
| 976 } | |
| 977 | |
| 978 // name parameters | |
| 979 llvm::Function::arg_iterator iarg = func->arg_begin(); | |
| 980 int k = 0; | |
| 981 if (f->llvmRetInPtr) { | |
| 982 iarg->setName("retval"); | |
| 983 f->llvmRetArg = iarg; | |
| 984 ++iarg; | |
| 985 } | |
| 986 if (f->llvmUsesThis) { | |
| 987 iarg->setName("this"); | |
| 988 ++iarg; | |
| 989 } | |
| 990 for (; iarg != func->arg_end(); ++iarg) | |
| 991 { | |
| 992 Argument* arg = Argument::getNth(f->parameters, k++); | |
| 993 assert(arg != 0); | |
| 994 //arg->llvmValue = iarg; | |
| 995 //printf("identifier: '%s' %p\n", arg->ident->toChars(), arg->ident); | |
| 996 if (arg->ident != 0) { | |
| 997 if (arg->vardecl) { | |
| 998 arg->vardecl->llvmValue = iarg; | |
| 999 } | |
| 1000 iarg->setName(arg->ident->toChars()); | |
| 1001 } | |
| 1002 else { | |
| 1003 iarg->setName("unnamed"); | |
| 1004 } | |
| 1005 } | |
| 1006 | |
| 1007 return func; | |
| 1008 } | |
|
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1009 |
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1010 ////////////////////////////////////////////////////////////////////////////////////////// |
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1011 |
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1012 void LLVM_DtoGiveArgumentStorage(elem* l) |
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1013 { |
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1014 assert(l->mem == 0); |
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1015 assert(l->val); |
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1016 assert(llvm::isa<llvm::Argument>(l->val)); |
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1017 assert(l->vardecl != 0); |
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1018 |
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1019 llvm::AllocaInst* allocainst = new llvm::AllocaInst(l->val->getType(), l->val->getName()+"_storage", gIR->topallocapoint()); |
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1020 l->mem = allocainst; |
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1021 l->vardecl->llvmValue = l->mem; |
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1022 } |
| 34 | 1023 |
| 1024 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 1025 | |
| 1026 llvm::Value* LLVM_DtoRealloc(llvm::Value* ptr, const llvm::Type* ty) | |
| 1027 { | |
| 1028 /*size_t sz = gTargetData->getTypeSize(ty); | |
| 1029 llvm::ConstantInt* n = llvm::ConstantInt::get(LLVM_DtoSize_t(), sz, false); | |
| 1030 if (ptr == 0) { | |
| 1031 llvm::PointerType* i8pty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 1032 ptr = llvm::ConstantPointerNull::get(i8pty); | |
| 1033 } | |
| 1034 return LLVM_DtoRealloc(ptr, n);*/ | |
| 1035 return NULL; | |
| 1036 } | |
| 1037 | |
| 1038 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 1039 | |
| 1040 llvm::Value* LLVM_DtoRealloc(llvm::Value* ptr, llvm::Value* n) | |
| 1041 { | |
| 1042 assert(ptr); | |
| 1043 assert(n); | |
| 1044 | |
| 1045 llvm::Function* fn = LLVM_D_GetRuntimeFunction(gIR->module, "_d_realloc"); | |
| 1046 assert(fn); | |
| 1047 | |
| 1048 llvm::Value* newptr = ptr; | |
| 1049 | |
| 1050 llvm::PointerType* i8pty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 1051 if (ptr->getType() != i8pty) { | |
| 1052 newptr = new llvm::BitCastInst(ptr,i8pty,"tmp",gIR->scopebb()); | |
| 1053 } | |
| 1054 | |
| 1055 std::vector<llvm::Value*> args; | |
| 1056 args.push_back(newptr); | |
| 1057 args.push_back(n); | |
| 1058 llvm::Value* ret = new llvm::CallInst(fn, args.begin(), args.end(), "tmprealloc", gIR->scopebb()); | |
| 1059 | |
| 1060 return ret->getType() == ptr->getType() ? ret : new llvm::BitCastInst(ret,ptr->getType(),"tmp",gIR->scopebb()); | |
| 1061 } | |
| 1062 | |
| 1063 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 1064 | |
| 1065 void LLVM_DtoAssert(llvm::Value* cond, llvm::Value* loc, llvm::Value* msg) | |
| 1066 { | |
| 1067 assert(loc); | |
| 1068 std::vector<llvm::Value*> llargs; | |
| 1069 llargs.resize(3); | |
| 1070 llargs[0] = cond ? LLVM_DtoBoolean(cond) : llvm::ConstantInt::getFalse(); | |
| 1071 llargs[1] = loc; | |
| 1072 llargs[2] = msg ? msg : llvm::ConstantPointerNull::get(llvm::PointerType::get(llvm::Type::Int8Ty)); | |
| 1073 | |
| 1074 llvm::Function* fn = LLVM_D_GetRuntimeFunction(gIR->module, "_d_assert"); | |
| 1075 assert(fn); | |
| 1076 llvm::CallInst* call = new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); | |
| 1077 call->setCallingConv(llvm::CallingConv::C); | |
| 1078 } | |
| 1079 | |
| 40 | 1080 ////////////////////////////////////////////////////////////////////////////////////////// |
| 34 | 1081 |
| 40 | 1082 llvm::Value* LLVM_DtoArgument(const llvm::Type* paramtype, Argument* fnarg, Expression* argexp) |
| 1083 { | |
| 1084 llvm::Value* retval = 0; | |
| 1085 | |
| 1086 bool haslvals = !gIR->lvals.empty(); | |
| 1087 if (haslvals) | |
| 1088 gIR->lvals.push_back(NULL); | |
| 1089 | |
| 1090 elem* arg = argexp->toElem(gIR); | |
| 1091 | |
| 1092 if (haslvals) | |
| 1093 gIR->lvals.pop_back(); | |
| 1094 | |
| 1095 if (arg->inplace) { | |
| 1096 assert(arg->mem != 0); | |
| 1097 retval = arg->mem; | |
| 1098 delete arg; | |
| 1099 return retval; | |
| 1100 } | |
| 1101 | |
| 1102 Type* realtype = LLVM_DtoDType(argexp->type); | |
| 1103 TY argty = realtype->ty; | |
| 1104 if (LLVM_DtoIsPassedByRef(realtype)) { | |
| 1105 if (!fnarg || !fnarg->llvmCopy) { | |
| 1106 retval = arg->getValue(); | |
| 1107 assert(retval != 0); | |
| 1108 } | |
| 1109 else { | |
| 1110 llvm::Value* allocaInst = 0; | |
| 1111 llvm::BasicBlock* entryblock = &gIR->topfunc()->front(); | |
| 1112 //const llvm::PointerType* pty = llvm::cast<llvm::PointerType>(arg->mem->getType()); | |
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1113 const llvm::Type* realtypell = LLVM_DtoType(realtype); |
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1114 const llvm::PointerType* pty = llvm::PointerType::get(realtypell); |
| 40 | 1115 if (argty == Tstruct) { |
| 1116 allocaInst = new llvm::AllocaInst(pty->getElementType(), "tmpparam", gIR->topallocapoint()); | |
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1117 LLVM_DtoStructCopy(allocaInst,arg->mem); |
| 40 | 1118 } |
| 1119 else if (argty == Tdelegate) { | |
| 1120 allocaInst = new llvm::AllocaInst(pty->getElementType(), "tmpparam", gIR->topallocapoint()); | |
| 1121 LLVM_DtoDelegateCopy(allocaInst,arg->mem); | |
| 1122 } | |
| 1123 else if (argty == Tarray) { | |
| 1124 if (arg->type == elem::SLICE) { | |
|
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1125 allocaInst = new llvm::AllocaInst(realtypell, "tmpparam", gIR->topallocapoint()); |
| 40 | 1126 LLVM_DtoSetArray(allocaInst, arg->arg, arg->mem); |
| 1127 } | |
| 1128 else { | |
| 1129 allocaInst = new llvm::AllocaInst(pty->getElementType(), "tmpparam", gIR->topallocapoint()); | |
| 1130 LLVM_DtoArrayAssign(allocaInst,arg->mem); | |
| 1131 } | |
| 1132 } | |
| 1133 else | |
| 1134 assert(0); | |
| 1135 | |
| 1136 assert(allocaInst != 0); | |
| 1137 retval = allocaInst; | |
| 1138 } | |
| 1139 } | |
| 1140 else if (!fnarg || fnarg->llvmCopy) { | |
| 1141 Logger::println("regular arg"); | |
| 1142 assert(arg->type != elem::SLICE); | |
| 1143 if (arg->mem) Logger::cout() << "mem = " << *arg->mem << '\n'; | |
| 1144 if (arg->val) Logger::cout() << "val = " << *arg->val << '\n'; | |
| 1145 if (arg->arg) Logger::cout() << "arg = " << *arg->arg << '\n'; | |
| 1146 retval = arg->arg ? arg->arg : arg->field ? arg->mem : arg->getValue(); | |
| 1147 } | |
| 1148 else { | |
| 1149 Logger::println("as ptr arg"); | |
| 1150 retval = arg->mem ? arg->mem : arg->val; | |
| 1151 if (retval->getType() != paramtype) | |
| 1152 { | |
| 1153 assert(retval->getType() == paramtype->getContainedType(0)); | |
| 1154 LLVM_DtoGiveArgumentStorage(arg); | |
| 1155 new llvm::StoreInst(retval, arg->mem, gIR->scopebb()); | |
| 1156 retval = arg->mem; | |
| 1157 } | |
| 1158 } | |
| 1159 | |
| 1160 delete arg; | |
| 1161 | |
| 1162 if (fnarg && retval->getType() != paramtype) { | |
| 1163 Logger::cout() << "got '" << *retval->getType() << "' expected '" << *paramtype << "'\n"; | |
| 1164 assert(0 && "parameter type that was actually passed is invalid"); | |
| 1165 } | |
| 1166 return retval; | |
| 1167 } | |
| 34 | 1168 |
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1169 ////////////////////////////////////////////////////////////////////////////////////////// |
| 34 | 1170 |
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1171 llvm::Value* LLVM_DtoNestedVariable(VarDeclaration* vd) |
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1172 { |
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1173 FuncDeclaration* fd = vd->toParent()->isFuncDeclaration(); |
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1174 assert(fd != NULL); |
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1175 |
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1176 IRFunction* fcur = &gIR->func(); |
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1177 FuncDeclaration* f = fcur->decl; |
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1178 |
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1179 // on this stack |
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1180 if (fd == f) { |
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1181 return LLVM_DtoGEPi(vd->llvmValue,0,unsigned(vd->llvmNestedIndex),"tmp"); |
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1182 } |
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1183 |
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1184 // on a caller stack |
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1185 llvm::Value* ptr = f->llvmThisVar; |
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1186 assert(ptr); |
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1187 |
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1188 f = f->toParent()->isFuncDeclaration(); |
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1189 assert(f); |
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1190 assert(f->llvmNested); |
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1191 const llvm::Type* nesttype = f->llvmNested->getType(); |
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1192 assert(nesttype); |
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1193 |
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1194 ptr = gIR->ir->CreateBitCast(ptr, nesttype, "tmp"); |
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1195 |
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1196 Logger::cout() << "nested var reference:" << '\n' << *ptr << *nesttype << '\n'; |
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1197 |
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1198 while (f) { |
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1199 if (fd == f) { |
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1200 return LLVM_DtoGEPi(ptr,0,vd->llvmNestedIndex,"tmp"); |
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1201 } |
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1202 else { |
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1203 ptr = LLVM_DtoGEPi(ptr,0,0,"tmp"); |
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1204 ptr = gIR->ir->CreateLoad(ptr,"tmp"); |
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1205 } |
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1206 f = f->toParent()->isFuncDeclaration(); |
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1207 } |
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1208 |
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1209 assert(0 && "nested var not found"); |
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1210 return NULL; |
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1211 } |
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1212 |
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1213 ////////////////////////////////////////////////////////////////////////////////////////// |
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1214 |
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1215 void LLVM_DtoAssign(Type* t, llvm::Value* lhs, llvm::Value* rhs) |
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1216 { |
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1217 Logger::cout() << "assignment:" << '\n' << *lhs << *rhs << '\n'; |
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1218 |
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1219 if (t->ty == Tstruct) { |
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1220 assert(lhs->getType() == rhs->getType()); |
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1221 LLVM_DtoStructCopy(lhs,rhs); |
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1222 } |
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1223 else if (t->ty == Tarray) { |
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1224 assert(lhs->getType() == rhs->getType()); |
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1225 LLVM_DtoArrayAssign(lhs,rhs); |
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1226 } |
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1227 else if (t->ty == Tsarray) { |
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1228 assert(lhs->getType() == rhs->getType()); |
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1229 LLVM_DtoStaticArrayCopy(lhs,rhs); |
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1230 } |
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1231 else if (t->ty == Tdelegate) { |
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1232 assert(lhs->getType() == rhs->getType()); |
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1233 LLVM_DtoDelegateCopy(lhs,rhs); |
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1234 } |
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1235 else { |
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1236 assert(lhs->getType()->getContainedType(0) == rhs->getType()); |
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1237 gIR->ir->CreateStore(rhs, lhs); |
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1238 } |
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1239 } |