Mercurial > projects > ldc
annotate gen/tollvm.c @ 81:3587401b6eeb trunk
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
Changed: Renamed all the LLVM_Dto... helper function to just Dto...
| author | lindquist |
|---|---|
| date | Thu, 01 Nov 2007 17:27:18 +0100 |
| parents | 2332006e1fa4 |
| children | d8dd47ef3973 |
| 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 |
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18 bool DtoIsPassedByRef(Type* type) |
| 40 | 19 { |
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20 TY t = DtoDType(type)->ty; |
| 73 | 21 return (t == Tstruct || t == Tarray || t == Tdelegate); |
| 40 | 22 } |
| 23 | |
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24 Type* DtoDType(Type* t) |
| 40 | 25 { |
| 26 if (t->ty == Ttypedef) { | |
| 27 Type* bt = t->toBasetype(); | |
| 28 assert(bt); | |
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29 return DtoDType(bt); |
| 40 | 30 } |
| 31 return t; | |
| 32 } | |
| 33 | |
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34 const llvm::Type* DtoType(Type* t) |
| 1 | 35 { |
| 36 assert(t); | |
| 37 switch (t->ty) | |
| 38 { | |
| 39 // integers | |
| 40 case Tint8: | |
| 41 case Tuns8: | |
| 42 case Tchar: | |
| 43 return (const llvm::Type*)llvm::Type::Int8Ty; | |
| 44 case Tint16: | |
| 45 case Tuns16: | |
| 46 case Twchar: | |
| 47 return (const llvm::Type*)llvm::Type::Int16Ty; | |
| 48 case Tint32: | |
| 49 case Tuns32: | |
| 50 case Tdchar: | |
| 51 return (const llvm::Type*)llvm::Type::Int32Ty; | |
| 52 case Tint64: | |
| 53 case Tuns64: | |
| 54 return (const llvm::Type*)llvm::Type::Int64Ty; | |
| 55 | |
| 56 case Tbool: | |
| 57 return (const llvm::Type*)llvm::ConstantInt::getTrue()->getType(); | |
| 58 | |
| 59 // floats | |
| 60 case Tfloat32: | |
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61 case Timaginary32: |
| 1 | 62 return llvm::Type::FloatTy; |
| 63 case Tfloat64: | |
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64 case Timaginary64: |
| 1 | 65 case Tfloat80: |
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66 case Timaginary80: |
| 1 | 67 return llvm::Type::DoubleTy; |
| 68 | |
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69 // complex |
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70 case Tcomplex32: |
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71 case Tcomplex64: |
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72 case Tcomplex80: |
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73 assert(0 && "complex number types not yet implemented"); |
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74 |
| 1 | 75 // pointers |
| 76 case Tpointer: { | |
| 77 assert(t->next); | |
| 78 if (t->next->ty == Tvoid) | |
| 79 return (const llvm::Type*)llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 80 else | |
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81 return (const llvm::Type*)llvm::PointerType::get(DtoType(t->next)); |
| 1 | 82 } |
| 83 | |
| 84 // arrays | |
| 85 case Tarray: | |
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86 return DtoArrayType(t); |
| 1 | 87 case Tsarray: |
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88 return DtoStaticArrayType(t); |
| 1 | 89 |
| 90 // void | |
| 91 case Tvoid: | |
| 92 return llvm::Type::VoidTy; | |
| 93 | |
| 94 // aggregates | |
| 95 case Tstruct: { | |
| 96 if (t->llvmType == 0) | |
| 97 { | |
| 98 // recursive or cyclic declaration | |
| 99 if (!gIR->structs.empty()) | |
| 100 { | |
| 101 IRStruct* found = 0; | |
| 102 for (IRState::StructVector::iterator i=gIR->structs.begin(); i!=gIR->structs.end(); ++i) | |
| 103 { | |
| 104 if (t == i->type) | |
| 105 { | |
| 106 return i->recty.get(); | |
| 107 } | |
| 108 } | |
| 109 } | |
| 110 | |
| 111 // forward declaration | |
| 112 TypeStruct* ts = (TypeStruct*)t; | |
| 113 assert(ts->sym); | |
| 114 ts->sym->toObjFile(); | |
| 115 } | |
| 116 return t->llvmType; | |
| 117 } | |
| 118 | |
| 119 case Tclass: { | |
| 120 if (t->llvmType == 0) | |
| 121 { | |
| 6 | 122 // recursive or cyclic declaration |
| 123 if (!gIR->structs.empty()) | |
| 124 { | |
| 125 IRStruct* found = 0; | |
| 126 for (IRState::StructVector::iterator i=gIR->structs.begin(); i!=gIR->structs.end(); ++i) | |
| 127 { | |
| 128 if (t == i->type) | |
| 129 { | |
| 130 return llvm::PointerType::get(i->recty.get()); | |
| 131 } | |
| 132 } | |
| 133 } | |
| 134 | |
| 135 // forward declaration | |
| 1 | 136 TypeClass* tc = (TypeClass*)t; |
| 137 assert(tc->sym); | |
| 6 | 138 tc->sym->toObjFile(); |
| 1 | 139 } |
| 140 return llvm::PointerType::get(t->llvmType); | |
| 141 } | |
| 142 | |
| 143 // functions | |
| 144 case Tfunction: | |
| 145 { | |
| 146 if (t->llvmType == 0) { | |
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147 return DtoFunctionType(t,NULL); |
| 1 | 148 } |
| 149 else { | |
| 150 return t->llvmType; | |
| 151 } | |
| 152 } | |
| 6 | 153 |
| 1 | 154 // delegates |
| 155 case Tdelegate: | |
| 156 { | |
| 157 if (t->llvmType == 0) { | |
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158 return DtoDelegateType(t); |
| 1 | 159 } |
| 160 else { | |
| 161 return t->llvmType; | |
| 162 } | |
| 163 } | |
| 164 | |
| 165 // typedefs | |
| 52 | 166 // enum |
| 1 | 167 case Ttypedef: |
| 52 | 168 case Tenum: |
| 1 | 169 { |
| 170 Type* bt = t->toBasetype(); | |
| 171 assert(bt); | |
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172 return DtoType(bt); |
| 1 | 173 } |
| 174 | |
| 175 default: | |
| 176 printf("trying to convert unknown type with value %d\n", t->ty); | |
| 177 assert(0); | |
| 178 } | |
| 179 return 0; | |
| 180 } | |
| 181 | |
| 182 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 183 | |
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184 const llvm::FunctionType* DtoFunctionType(Type* type, const llvm::Type* thistype, bool ismain) |
| 1 | 185 { |
| 72 | 186 TypeFunction* f = (TypeFunction*)type; |
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187 assert(f != 0); |
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188 |
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189 bool typesafeVararg = false; |
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190 if (f->linkage == LINKd && f->varargs == 1) { |
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191 typesafeVararg = true; |
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192 } |
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193 |
| 1 | 194 // return value type |
| 195 const llvm::Type* rettype; | |
| 196 const llvm::Type* actualRettype; | |
| 197 Type* rt = f->next; | |
| 198 bool retinptr = false; | |
| 199 bool usesthis = false; | |
| 200 | |
| 72 | 201 if (ismain) { |
| 1 | 202 rettype = llvm::Type::Int32Ty; |
| 203 actualRettype = rettype; | |
| 204 } | |
| 72 | 205 else { |
| 206 assert(rt); | |
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207 if (DtoIsPassedByRef(rt)) { |
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208 rettype = llvm::PointerType::get(DtoType(rt)); |
| 1 | 209 actualRettype = llvm::Type::VoidTy; |
| 210 f->llvmRetInPtr = retinptr = true; | |
| 211 } | |
| 212 else { | |
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213 rettype = DtoType(rt); |
| 1 | 214 actualRettype = rettype; |
| 215 } | |
| 216 } | |
| 217 | |
| 218 // parameter types | |
| 219 std::vector<const llvm::Type*> paramvec; | |
| 220 | |
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221 if (retinptr) { |
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222 Logger::cout() << "returning through pointer parameter: " << *rettype << '\n'; |
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223 paramvec.push_back(rettype); |
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224 } |
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225 |
| 72 | 226 if (thistype) { |
| 227 paramvec.push_back(thistype); | |
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228 usesthis = true; |
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229 } |
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230 |
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231 if (typesafeVararg) { |
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232 ClassDeclaration* ti = Type::typeinfo; |
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233 if (!ti->llvmInitZ) |
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234 ti->toObjFile(); |
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235 assert(ti->llvmInitZ); |
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236 std::vector<const llvm::Type*> types; |
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237 types.push_back(DtoSize_t()); |
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238 types.push_back(llvm::PointerType::get(llvm::PointerType::get(ti->llvmInitZ->getType()))); |
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239 const llvm::Type* t1 = llvm::StructType::get(types); |
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240 paramvec.push_back(llvm::PointerType::get(t1)); |
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241 paramvec.push_back(llvm::PointerType::get(llvm::Type::Int8Ty)); |
| 1 | 242 } |
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243 |
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244 size_t n = Argument::dim(f->parameters); |
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245 |
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246 for (int i=0; i < n; ++i) { |
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247 Argument* arg = Argument::getNth(f->parameters, i); |
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248 // ensure scalar |
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249 Type* argT = DtoDType(arg->type); |
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250 assert(argT); |
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251 |
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252 if ((arg->storageClass & STCref) || (arg->storageClass & STCout)) { |
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253 //assert(arg->vardecl); |
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254 //arg->vardecl->refparam = true; |
| 9 | 255 } |
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256 else |
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257 arg->llvmCopy = true; |
| 1 | 258 |
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259 const llvm::Type* at = DtoType(argT); |
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260 if (llvm::isa<llvm::StructType>(at)) { |
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261 Logger::println("struct param"); |
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262 paramvec.push_back(llvm::PointerType::get(at)); |
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263 } |
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264 else if (llvm::isa<llvm::ArrayType>(at)) { |
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265 Logger::println("sarray param"); |
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266 assert(argT->ty == Tsarray); |
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267 //paramvec.push_back(llvm::PointerType::get(at->getContainedType(0))); |
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268 paramvec.push_back(llvm::PointerType::get(at)); |
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269 } |
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270 else if (llvm::isa<llvm::OpaqueType>(at)) { |
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271 Logger::println("opaque param"); |
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272 if (argT->ty == Tstruct || argT->ty == Tclass) |
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273 paramvec.push_back(llvm::PointerType::get(at)); |
| 40 | 274 else |
| 275 assert(0); | |
| 276 } | |
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277 /*if (llvm::isa<llvm::StructType>(at) || argT->ty == Tstruct || argT->ty == Tsarray) { |
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278 paramvec.push_back(llvm::PointerType::get(at)); |
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279 }*/ |
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280 else { |
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281 if (!arg->llvmCopy) { |
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282 Logger::println("ref param"); |
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283 at = llvm::PointerType::get(at); |
| 1 | 284 } |
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285 else { |
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286 Logger::println("in param"); |
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287 } |
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288 paramvec.push_back(at); |
| 1 | 289 } |
| 290 } | |
| 291 | |
| 292 // construct function type | |
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293 bool isvararg = !typesafeVararg && f->varargs; |
| 1 | 294 llvm::FunctionType* functype = llvm::FunctionType::get(actualRettype, paramvec, isvararg); |
| 295 | |
| 9 | 296 f->llvmRetInPtr = retinptr; |
| 297 f->llvmUsesThis = usesthis; | |
| 1 | 298 return functype; |
| 299 } | |
| 300 | |
| 301 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 302 | |
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303 static const llvm::FunctionType* DtoVaFunctionType(FuncDeclaration* fdecl) |
| 72 | 304 { |
| 305 TypeFunction* f = (TypeFunction*)fdecl->type; | |
| 306 assert(f != 0); | |
| 307 | |
| 308 const llvm::PointerType* i8pty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 309 std::vector<const llvm::Type*> args; | |
| 310 | |
| 311 if (fdecl->llvmInternal == LLVMva_start) { | |
| 312 args.push_back(i8pty); | |
| 313 } | |
| 314 else if (fdecl->llvmInternal == LLVMva_intrinsic) { | |
| 315 size_t n = Argument::dim(f->parameters); | |
| 316 for (size_t i=0; i<n; ++i) { | |
| 317 args.push_back(i8pty); | |
| 318 } | |
| 319 } | |
| 320 else | |
| 321 assert(0); | |
| 322 | |
| 323 const llvm::FunctionType* fty = llvm::FunctionType::get(llvm::Type::VoidTy, args, false); | |
| 324 f->llvmType = fty; | |
| 325 return fty; | |
| 326 } | |
| 327 | |
| 328 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 329 | |
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330 const llvm::FunctionType* DtoFunctionType(FuncDeclaration* fdecl) |
| 72 | 331 { |
| 332 if ((fdecl->llvmInternal == LLVMva_start) || (fdecl->llvmInternal == LLVMva_intrinsic)) { | |
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333 return DtoVaFunctionType(fdecl); |
| 72 | 334 } |
| 335 | |
| 336 // type has already been resolved | |
| 337 if (fdecl->type->llvmType != 0) { | |
| 338 return llvm::cast<llvm::FunctionType>(fdecl->type->llvmType); | |
| 339 } | |
| 340 | |
| 341 const llvm::Type* thisty = NULL; | |
| 342 if (fdecl->needThis()) { | |
| 343 if (AggregateDeclaration* ad = fdecl->isMember()) { | |
| 344 Logger::print("isMember = this is: %s\n", ad->type->toChars()); | |
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345 thisty = DtoType(ad->type); |
| 72 | 346 Logger::cout() << "this llvm type: " << *thisty << '\n'; |
| 347 if (llvm::isa<llvm::StructType>(thisty) || thisty == gIR->topstruct().recty.get()) | |
| 348 thisty = llvm::PointerType::get(thisty); | |
| 349 } | |
| 350 else | |
| 351 assert(0); | |
| 352 } | |
| 353 else if (fdecl->isNested()) { | |
| 354 thisty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 355 } | |
| 356 | |
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357 const llvm::FunctionType* functype = DtoFunctionType(fdecl->type, thisty, fdecl->isMain()); |
| 72 | 358 fdecl->type->llvmType = functype; |
| 359 return functype; | |
| 360 } | |
| 361 | |
| 362 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 363 | |
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364 const llvm::StructType* DtoDelegateType(Type* t) |
| 1 | 365 { |
| 366 const llvm::Type* i8ptr = llvm::PointerType::get(llvm::Type::Int8Ty); | |
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367 const llvm::Type* func = DtoFunctionType(t->next, i8ptr); |
| 1 | 368 const llvm::Type* funcptr = llvm::PointerType::get(func); |
| 369 | |
| 370 std::vector<const llvm::Type*> types; | |
| 371 types.push_back(i8ptr); | |
| 372 types.push_back(funcptr); | |
| 373 return llvm::StructType::get(types); | |
| 374 } | |
| 375 | |
| 376 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 377 | |
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378 const llvm::Type* DtoStructType(Type* t) |
| 1 | 379 { |
| 380 assert(0); | |
| 381 std::vector<const llvm::Type*> types; | |
| 382 return llvm::StructType::get(types); | |
| 383 } | |
| 384 | |
| 385 | |
| 386 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 387 | |
| 388 static llvm::Function* LLVM_DeclareMemIntrinsic(const char* name, int bits, bool set=false) | |
| 389 { | |
| 390 assert(bits == 32 || bits == 64); | |
| 391 const llvm::Type* int8ty = (const llvm::Type*)llvm::Type::Int8Ty; | |
| 392 const llvm::Type* int32ty = (const llvm::Type*)llvm::Type::Int32Ty; | |
| 393 const llvm::Type* int64ty = (const llvm::Type*)llvm::Type::Int64Ty; | |
| 394 const llvm::Type* int8ptrty = (const llvm::Type*)llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 395 const llvm::Type* voidty = (const llvm::Type*)llvm::Type::VoidTy; | |
| 396 | |
| 397 assert(gIR); | |
| 398 assert(gIR->module); | |
| 399 | |
| 400 // parameter types | |
| 401 std::vector<const llvm::Type*> pvec; | |
| 402 pvec.push_back(int8ptrty); | |
| 403 pvec.push_back(set?int8ty:int8ptrty); | |
| 404 pvec.push_back(bits==32?int32ty:int64ty); | |
| 405 pvec.push_back(int32ty); | |
| 406 llvm::FunctionType* functype = llvm::FunctionType::get(voidty, pvec, false); | |
| 407 return new llvm::Function(functype, llvm::GlobalValue::ExternalLinkage, name, gIR->module); | |
| 408 } | |
| 409 | |
| 410 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 411 | |
| 412 // llvm.memset.i32 | |
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413 llvm::Function* LLVM_DeclareMemSet32() |
| 1 | 414 { |
| 415 static llvm::Function* _func = 0; | |
| 416 if (_func == 0) { | |
| 417 _func = LLVM_DeclareMemIntrinsic("llvm.memset.i32", 32, true); | |
| 418 } | |
| 419 return _func; | |
| 420 } | |
| 421 | |
| 422 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 423 | |
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424 llvm::Function* LLVM_DeclareMemSet64() |
| 1 | 425 { |
| 426 static llvm::Function* _func = 0; | |
| 427 if (_func == 0) { | |
| 428 _func = LLVM_DeclareMemIntrinsic("llvm.memset.i64", 64, true); | |
| 429 } | |
| 430 return _func; | |
| 431 } | |
| 432 | |
| 433 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 434 | |
| 435 // llvm.memcpy.i32 | |
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436 llvm::Function* LLVM_DeclareMemCpy32() |
| 1 | 437 { |
| 438 static llvm::Function* _func = 0; | |
| 439 if (_func == 0) { | |
| 440 _func = LLVM_DeclareMemIntrinsic("llvm.memcpy.i32", 32); | |
| 441 } | |
| 442 return _func; | |
| 443 } | |
| 444 | |
| 445 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 446 | |
| 447 // llvm.memcpy.i64 | |
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448 llvm::Function* LLVM_DeclareMemCpy64() |
| 1 | 449 { |
| 450 static llvm::Function* _func = 0; | |
| 451 if (_func == 0) { | |
| 452 _func = LLVM_DeclareMemIntrinsic("llvm.memcpy.i64", 64); | |
| 453 } | |
| 454 return _func; | |
| 455 } | |
| 456 | |
| 457 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 458 | |
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459 llvm::Value* DtoStructZeroInit(llvm::Value* v) |
| 1 | 460 { |
| 461 assert(gIR); | |
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462 uint64_t n = gTargetData->getTypeSize(v->getType()->getContainedType(0)); |
| 1 | 463 //llvm::Type* sarrty = llvm::PointerType::get(llvm::ArrayType::get(llvm::Type::Int8Ty, n)); |
| 464 llvm::Type* sarrty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 465 | |
| 466 llvm::Value* sarr = new llvm::BitCastInst(v,sarrty,"tmp",gIR->scopebb()); | |
| 467 | |
| 468 llvm::Function* fn = LLVM_DeclareMemSet32(); | |
| 469 std::vector<llvm::Value*> llargs; | |
| 470 llargs.resize(4); | |
| 471 llargs[0] = sarr; | |
| 472 llargs[1] = llvm::ConstantInt::get(llvm::Type::Int8Ty, 0, false); | |
| 473 llargs[2] = llvm::ConstantInt::get(llvm::Type::Int32Ty, n, false); | |
| 474 llargs[3] = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false); | |
| 475 | |
| 476 llvm::Value* ret = new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); | |
| 477 | |
| 478 return ret; | |
| 479 } | |
| 480 | |
| 481 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 482 | |
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483 llvm::Value* DtoStructCopy(llvm::Value* dst, llvm::Value* src) |
| 1 | 484 { |
| 485 assert(dst->getType() == src->getType()); | |
| 486 assert(gIR); | |
| 487 | |
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488 uint64_t n = gTargetData->getTypeSize(dst->getType()->getContainedType(0)); |
| 1 | 489 //llvm::Type* sarrty = llvm::PointerType::get(llvm::ArrayType::get(llvm::Type::Int8Ty, n)); |
| 490 llvm::Type* arrty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 491 | |
| 492 llvm::Value* dstarr = new llvm::BitCastInst(dst,arrty,"tmp",gIR->scopebb()); | |
| 493 llvm::Value* srcarr = new llvm::BitCastInst(src,arrty,"tmp",gIR->scopebb()); | |
| 494 | |
| 495 llvm::Function* fn = LLVM_DeclareMemCpy32(); | |
| 496 std::vector<llvm::Value*> llargs; | |
| 497 llargs.resize(4); | |
| 498 llargs[0] = dstarr; | |
| 499 llargs[1] = srcarr; | |
| 500 llargs[2] = llvm::ConstantInt::get(llvm::Type::Int32Ty, n, false); | |
| 501 llargs[3] = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false); | |
| 502 | |
| 503 return new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); | |
| 504 } | |
| 505 | |
| 506 ////////////////////////////////////////////////////////////////////////////////////////// | |
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507 llvm::Constant* DtoConstStructInitializer(StructInitializer* si) |
| 1 | 508 { |
| 509 llvm::StructType* structtype = llvm::cast<llvm::StructType>(si->ad->llvmType); | |
| 510 size_t n = structtype->getNumElements(); | |
| 511 | |
| 512 assert(si->value.dim == si->vars.dim); | |
| 513 | |
| 514 std::vector<llvm::Constant*> inits; | |
| 515 inits.resize(n, NULL); | |
| 516 for (int i = 0; i < si->value.dim; ++i) | |
| 517 { | |
| 518 Initializer* ini = (Initializer*)si->value.data[i]; | |
| 519 assert(ini); | |
| 520 | |
| 521 VarDeclaration* vd = (VarDeclaration*)si->vars.data[i]; | |
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522 Type* vdtype = DtoDType(vd->type); |
| 1 | 523 assert(vd); |
| 524 Logger::println("vars[%d] = %s", i, vd->toChars()); | |
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525 |
| 73 | 526 llvm::Constant* v = 0; |
| 1 | 527 |
| 73 | 528 assert(vd->llvmFieldIndex >= 0); |
| 529 unsigned idx = vd->llvmFieldIndex; | |
| 1 | 530 |
| 531 if (ExpInitializer* ex = ini->isExpInitializer()) | |
| 532 { | |
| 40 | 533 v = ex->exp->toConstElem(gIR); |
| 1 | 534 } |
| 535 else if (StructInitializer* si = ini->isStructInitializer()) | |
| 536 { | |
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537 v = DtoConstStructInitializer(si); |
| 1 | 538 } |
| 539 else if (ArrayInitializer* ai = ini->isArrayInitializer()) | |
| 540 { | |
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541 v = DtoConstArrayInitializer(ai); |
| 1 | 542 } |
| 543 else if (ini->isVoidInitializer()) | |
| 544 { | |
| 545 v = llvm::UndefValue::get(structtype->getElementType(idx)); | |
| 546 } | |
| 547 else | |
| 548 assert(v); | |
| 549 | |
| 550 inits[idx] = v; | |
| 73 | 551 Logger::cout() << "init[" << idx << "] = " << *v << '\n'; |
| 1 | 552 } |
| 553 | |
| 554 // fill out nulls | |
| 555 assert(si->ad->llvmInitZ); | |
| 556 if (si->ad->llvmInitZ->isNullValue()) | |
| 557 { | |
| 558 for (int i = 0; i < n; ++i) | |
| 559 { | |
| 560 if (inits[i] == 0) | |
| 561 { | |
| 562 inits[i] = llvm::Constant::getNullValue(structtype->getElementType(i)); | |
| 563 } | |
| 564 } | |
| 565 } | |
| 566 else | |
| 567 { | |
| 568 for (int i = 0; i < n; ++i) | |
| 569 { | |
| 570 if (inits[i] == 0) | |
| 571 { | |
| 572 inits[i] = si->ad->llvmInitZ->getOperand(i); | |
| 573 } | |
| 574 } | |
| 575 } | |
| 576 | |
| 577 return llvm::ConstantStruct::get(structtype, inits); | |
| 578 } | |
| 579 | |
| 580 | |
| 581 | |
| 582 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 583 | |
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584 llvm::Value* DtoNullDelegate(llvm::Value* v) |
| 1 | 585 { |
| 586 assert(gIR); | |
| 587 d_uns64 n = (global.params.is64bit) ? 16 : 8; | |
| 588 | |
| 589 llvm::Type* i8p_ty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 590 | |
| 591 llvm::Value* arr = new llvm::BitCastInst(v,i8p_ty,"tmp",gIR->scopebb()); | |
| 592 | |
| 593 llvm::Function* fn = LLVM_DeclareMemSet32(); | |
| 594 std::vector<llvm::Value*> llargs; | |
| 595 llargs.resize(4); | |
| 596 llargs[0] = arr; | |
| 597 llargs[1] = llvm::ConstantInt::get(llvm::Type::Int8Ty, 0, false); | |
| 598 llargs[2] = llvm::ConstantInt::get(llvm::Type::Int32Ty, n, false); | |
| 599 llargs[3] = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false); | |
| 600 | |
| 601 llvm::Value* ret = new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); | |
| 602 | |
| 603 return ret; | |
| 604 } | |
| 605 | |
| 606 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 607 | |
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608 llvm::Value* DtoDelegateCopy(llvm::Value* dst, llvm::Value* src) |
| 1 | 609 { |
| 610 assert(dst->getType() == src->getType()); | |
| 611 assert(gIR); | |
| 612 | |
| 613 d_uns64 n = (global.params.is64bit) ? 16 : 8; | |
| 614 | |
| 615 llvm::Type* arrty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 616 | |
| 617 llvm::Value* dstarr = new llvm::BitCastInst(dst,arrty,"tmp",gIR->scopebb()); | |
| 618 llvm::Value* srcarr = new llvm::BitCastInst(src,arrty,"tmp",gIR->scopebb()); | |
| 619 | |
| 620 llvm::Function* fn = LLVM_DeclareMemCpy32(); | |
| 621 std::vector<llvm::Value*> llargs; | |
| 622 llargs.resize(4); | |
| 623 llargs[0] = dstarr; | |
| 624 llargs[1] = srcarr; | |
| 625 llargs[2] = llvm::ConstantInt::get(llvm::Type::Int32Ty, n, false); | |
| 626 llargs[3] = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false); | |
| 627 | |
| 628 return new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); | |
| 629 } | |
| 630 | |
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631 ////////////////////////////////////////////////////////////////////////////////////////// |
| 1 | 632 |
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633 llvm::Value* DtoCompareDelegate(TOK op, llvm::Value* lhs, llvm::Value* rhs) |
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634 { |
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635 llvm::ICmpInst::Predicate pred = (op == TOKequal) ? llvm::ICmpInst::ICMP_EQ : llvm::ICmpInst::ICMP_NE; |
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636 llvm::Value* l = gIR->ir->CreateLoad(DtoGEPi(lhs,0,0,"tmp"),"tmp"); |
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637 llvm::Value* r = gIR->ir->CreateLoad(DtoGEPi(rhs,0,0,"tmp"),"tmp"); |
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638 llvm::Value* b1 = gIR->ir->CreateICmp(pred,l,r,"tmp"); |
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639 l = gIR->ir->CreateLoad(DtoGEPi(lhs,0,1,"tmp"),"tmp"); |
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640 r = gIR->ir->CreateLoad(DtoGEPi(rhs,0,1,"tmp"),"tmp"); |
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641 llvm::Value* b2 = gIR->ir->CreateICmp(pred,l,r,"tmp"); |
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642 llvm::Value* b = gIR->ir->CreateAnd(b1,b2,"tmp"); |
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643 if (op == TOKnotequal) |
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644 return gIR->ir->CreateNot(b,"tmp"); |
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645 return b; |
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646 } |
| 1 | 647 |
| 648 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 649 | |
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650 llvm::GlobalValue::LinkageTypes DtoLinkage(PROT prot, uint stc) |
| 1 | 651 { |
| 652 switch(prot) | |
| 653 { | |
| 654 case PROTprivate: | |
| 655 return llvm::GlobalValue::InternalLinkage; | |
| 656 | |
| 657 case PROTpublic: | |
| 658 case PROTpackage: | |
| 659 case PROTprotected: | |
| 660 case PROTexport: | |
| 661 return llvm::GlobalValue::ExternalLinkage; | |
| 662 | |
| 663 case PROTundefined: | |
| 664 case PROTnone: | |
| 665 assert(0 && "Unsupported linkage type"); | |
| 666 } | |
| 667 return llvm::GlobalValue::ExternalLinkage; | |
| 668 | |
| 669 /* ExternalLinkage = 0, LinkOnceLinkage, WeakLinkage, AppendingLinkage, | |
| 670 InternalLinkage, DLLImportLinkage, DLLExportLinkage, ExternalWeakLinkage, | |
| 671 GhostLinkage */ | |
| 672 } | |
| 673 | |
| 674 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 675 | |
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676 unsigned DtoCallingConv(LINK l) |
| 1 | 677 { |
| 678 if (l == LINKc) | |
| 679 return llvm::CallingConv::C; | |
| 680 else if (l == LINKd || l == LINKdefault) | |
| 681 return llvm::CallingConv::Fast; | |
| 682 else if (l == LINKwindows) | |
| 683 return llvm::CallingConv::X86_StdCall; | |
| 684 else | |
| 685 assert(0 && "Unsupported calling convention"); | |
| 686 } | |
| 687 | |
| 688 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 689 | |
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690 llvm::Value* DtoPointedType(llvm::Value* ptr, llvm::Value* val) |
| 1 | 691 { |
| 692 const llvm::Type* ptrTy = ptr->getType()->getContainedType(0); | |
| 693 const llvm::Type* valTy = val->getType(); | |
| 694 // ptr points to val's type | |
| 695 if (ptrTy == valTy) | |
| 696 { | |
| 697 return val; | |
| 698 } | |
| 699 // ptr is integer pointer | |
| 700 else if (ptrTy->isInteger()) | |
| 701 { | |
| 702 // val is integer | |
| 703 assert(valTy->isInteger()); | |
| 704 const llvm::IntegerType* pt = llvm::cast<const llvm::IntegerType>(ptrTy); | |
| 705 const llvm::IntegerType* vt = llvm::cast<const llvm::IntegerType>(valTy); | |
| 706 if (pt->getBitWidth() < vt->getBitWidth()) { | |
| 707 return new llvm::TruncInst(val, pt, "tmp", gIR->scopebb()); | |
| 708 } | |
| 709 else | |
| 710 assert(0); | |
| 711 } | |
| 712 // something else unsupported | |
| 713 else | |
| 714 { | |
| 715 Logger::cout() << *ptrTy << '|' << *valTy << '\n'; | |
| 716 assert(0); | |
| 717 } | |
| 718 return 0; | |
| 719 } | |
| 720 | |
| 721 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 722 | |
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723 llvm::Value* DtoBoolean(llvm::Value* val) |
| 1 | 724 { |
| 725 const llvm::Type* t = val->getType(); | |
| 726 if (t->isInteger()) | |
| 727 { | |
| 728 if (t == llvm::Type::Int1Ty) | |
| 729 return val; | |
| 730 else { | |
| 731 llvm::Value* zero = llvm::ConstantInt::get(t, 0, false); | |
| 732 return new llvm::ICmpInst(llvm::ICmpInst::ICMP_NE, val, zero, "tmp", gIR->scopebb()); | |
| 733 } | |
| 734 } | |
| 735 else if (llvm::isa<llvm::PointerType>(t)) { | |
|
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736 const llvm::Type* st = DtoSize_t(); |
| 1 | 737 llvm::Value* ptrasint = new llvm::PtrToIntInst(val,st,"tmp",gIR->scopebb()); |
| 738 llvm::Value* zero = llvm::ConstantInt::get(st, 0, false); | |
| 739 return new llvm::ICmpInst(llvm::ICmpInst::ICMP_NE, ptrasint, zero, "tmp", gIR->scopebb()); | |
| 740 } | |
| 741 else | |
| 742 { | |
| 743 Logger::cout() << *t << '\n'; | |
| 744 } | |
| 745 assert(0); | |
| 746 return 0; | |
| 747 } | |
| 748 | |
| 749 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 750 | |
|
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751 const llvm::Type* DtoSize_t() |
| 1 | 752 { |
| 753 if (global.params.is64bit) | |
| 754 return llvm::Type::Int64Ty; | |
| 755 else | |
| 756 return llvm::Type::Int32Ty; | |
| 757 } | |
| 758 | |
| 759 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 760 | |
|
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761 void DtoMain() |
| 1 | 762 { |
| 763 // emit main function llvm style | |
| 764 // int main(int argc, char**argv, char**env); | |
| 765 | |
| 766 assert(gIR != 0); | |
| 767 IRState& ir = *gIR; | |
| 768 | |
| 769 assert(ir.emitMain && ir.mainFunc); | |
| 770 | |
| 771 // parameter types | |
| 772 std::vector<const llvm::Type*> pvec; | |
| 773 pvec.push_back((const llvm::Type*)llvm::Type::Int32Ty); | |
| 774 const llvm::Type* chPtrType = (const llvm::Type*)llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 775 pvec.push_back((const llvm::Type*)llvm::PointerType::get(chPtrType)); | |
| 776 pvec.push_back((const llvm::Type*)llvm::PointerType::get(chPtrType)); | |
| 777 const llvm::Type* rettype = (const llvm::Type*)llvm::Type::Int32Ty; | |
| 778 | |
| 779 llvm::FunctionType* functype = llvm::FunctionType::get(rettype, pvec, false); | |
| 780 llvm::Function* func = new llvm::Function(functype,llvm::GlobalValue::ExternalLinkage,"main",ir.module); | |
| 781 | |
| 782 llvm::BasicBlock* bb = new llvm::BasicBlock("entry",func); | |
| 783 | |
| 784 // call static ctors | |
| 785 llvm::Function* fn = LLVM_D_GetRuntimeFunction(ir.module,"_d_run_module_ctors"); | |
| 786 new llvm::CallInst(fn,"",bb); | |
| 787 | |
| 788 // call user main function | |
| 789 llvm::CallInst* call = new llvm::CallInst(ir.mainFunc,"ret",bb); | |
| 790 call->setCallingConv(ir.mainFunc->getCallingConv()); | |
| 791 | |
| 792 // call static dtors | |
| 793 fn = LLVM_D_GetRuntimeFunction(ir.module,"_d_run_module_dtors"); | |
| 794 new llvm::CallInst(fn,"",bb); | |
| 795 | |
| 796 // return | |
| 797 new llvm::ReturnInst(call,bb); | |
| 798 } | |
| 799 | |
| 800 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 801 | |
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802 void DtoCallClassDtors(TypeClass* tc, llvm::Value* instance) |
| 1 | 803 { |
| 804 Array* arr = &tc->sym->dtors; | |
| 805 for (size_t i=0; i<arr->dim; i++) | |
| 806 { | |
| 807 FuncDeclaration* fd = (FuncDeclaration*)arr->data[i]; | |
| 808 assert(fd->llvmValue); | |
| 809 new llvm::CallInst(fd->llvmValue, instance, "", gIR->scopebb()); | |
| 810 } | |
| 811 } | |
| 812 | |
| 813 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 814 | |
|
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815 void DtoInitClass(TypeClass* tc, llvm::Value* dst) |
| 1 | 816 { |
| 817 assert(gIR); | |
| 818 | |
| 819 assert(tc->llvmType); | |
|
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820 uint64_t size_t_size = gTargetData->getTypeSize(DtoSize_t()); |
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821 uint64_t n = gTargetData->getTypeSize(tc->llvmType) - size_t_size; |
| 1 | 822 |
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823 // set vtable field |
|
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824 llvm::Value* vtblvar = DtoGEPi(dst,0,0,"tmp",gIR->scopebb()); |
|
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825 assert(tc->sym->llvmVtbl); |
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826 new llvm::StoreInst(tc->sym->llvmVtbl, vtblvar, gIR->scopebb()); |
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827 |
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828 // copy the static initializer |
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829 if (n > 0) { |
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830 assert(tc->llvmInit); |
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831 assert(dst->getType() == tc->llvmInit->getType()); |
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832 |
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833 llvm::Type* arrty = llvm::PointerType::get(llvm::Type::Int8Ty); |
| 1 | 834 |
|
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835 llvm::Value* dstarr = new llvm::BitCastInst(dst,arrty,"tmp",gIR->scopebb()); |
|
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836 dstarr = DtoGEPi(dstarr,size_t_size,"tmp",gIR->scopebb()); |
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837 |
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838 llvm::Value* srcarr = new llvm::BitCastInst(tc->llvmInit,arrty,"tmp",gIR->scopebb()); |
|
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839 srcarr = DtoGEPi(srcarr,size_t_size,"tmp",gIR->scopebb()); |
| 1 | 840 |
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841 llvm::Function* fn = LLVM_DeclareMemCpy32(); |
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842 std::vector<llvm::Value*> llargs; |
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843 llargs.resize(4); |
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844 llargs[0] = dstarr; |
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845 llargs[1] = srcarr; |
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846 llargs[2] = llvm::ConstantInt::get(llvm::Type::Int32Ty, n, false); |
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847 llargs[3] = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false); |
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848 |
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849 new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); |
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850 } |
| 1 | 851 } |
| 852 | |
| 853 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 854 | |
|
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855 llvm::Constant* DtoConstInitializer(Type* type, Initializer* init) |
| 1 | 856 { |
|
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857 llvm::Constant* _init = 0; // may return zero |
| 1 | 858 if (!init) |
| 859 { | |
| 40 | 860 Logger::println("const default initializer for %s", type->toChars()); |
| 861 _init = type->defaultInit()->toConstElem(gIR); | |
| 1 | 862 } |
| 863 else if (ExpInitializer* ex = init->isExpInitializer()) | |
| 864 { | |
| 40 | 865 Logger::println("const expression initializer"); |
| 866 _init = ex->exp->toConstElem(gIR); | |
| 1 | 867 } |
| 868 else if (StructInitializer* si = init->isStructInitializer()) | |
| 869 { | |
| 40 | 870 Logger::println("const struct initializer"); |
|
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871 _init = DtoConstStructInitializer(si); |
| 1 | 872 } |
| 873 else if (ArrayInitializer* ai = init->isArrayInitializer()) | |
| 874 { | |
| 40 | 875 Logger::println("const array initializer"); |
|
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876 _init = DtoConstArrayInitializer(ai); |
| 1 | 877 } |
| 878 else if (init->isVoidInitializer()) | |
| 879 { | |
| 40 | 880 Logger::println("const void initializer"); |
|
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881 const llvm::Type* ty = DtoType(type); |
| 1 | 882 _init = llvm::Constant::getNullValue(ty); |
| 883 } | |
| 884 else { | |
| 40 | 885 Logger::println("unsupported const initializer: %s", init->toChars()); |
| 886 } | |
| 887 return _init; | |
| 888 } | |
| 889 | |
| 890 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 891 | |
|
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892 void DtoInitializer(Initializer* init) |
| 40 | 893 { |
| 894 if (ExpInitializer* ex = init->isExpInitializer()) | |
| 895 { | |
| 896 Logger::println("expression initializer"); | |
| 897 elem* e = ex->exp->toElem(gIR); | |
| 898 delete e; | |
| 899 } | |
| 900 else { | |
| 1 | 901 Logger::println("unsupported initializer: %s", init->toChars()); |
| 902 } | |
| 903 } | |
| 6 | 904 |
|
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905 ////////////////////////////////////////////////////////////////////////////////////////// |
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906 |
|
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907 llvm::Value* DtoGEP(llvm::Value* ptr, llvm::Value* i0, llvm::Value* i1, const std::string& var, llvm::BasicBlock* bb) |
| 6 | 908 { |
| 909 std::vector<llvm::Value*> v(2); | |
| 910 v[0] = i0; | |
| 911 v[1] = i1; | |
|
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diff
changeset
|
912 Logger::cout() << "DtoGEP: " << *ptr << '\n'; |
|
50
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
913 return new llvm::GetElementPtrInst(ptr, v.begin(), v.end(), var, bb?bb:gIR->scopebb()); |
| 6 | 914 } |
|
8
5e69b77a5c51
[svn r12] fixed accessing aggregate fields of aggregates
lindquist
parents:
6
diff
changeset
|
915 |
|
11
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
916 ////////////////////////////////////////////////////////////////////////////////////////// |
|
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
917 |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
78
diff
changeset
|
918 llvm::Value* DtoGEP(llvm::Value* ptr, const std::vector<unsigned>& src, const std::string& var, llvm::BasicBlock* bb) |
|
8
5e69b77a5c51
[svn r12] fixed accessing aggregate fields of aggregates
lindquist
parents:
6
diff
changeset
|
919 { |
|
5e69b77a5c51
[svn r12] fixed accessing aggregate fields of aggregates
lindquist
parents:
6
diff
changeset
|
920 size_t n = src.size(); |
|
5e69b77a5c51
[svn r12] fixed accessing aggregate fields of aggregates
lindquist
parents:
6
diff
changeset
|
921 std::vector<llvm::Value*> dst(n); |
| 40 | 922 std::ostream& ostr = Logger::cout(); |
| 923 ostr << "indices for '" << *ptr << "':"; | |
|
8
5e69b77a5c51
[svn r12] fixed accessing aggregate fields of aggregates
lindquist
parents:
6
diff
changeset
|
924 for (size_t i=0; i<n; ++i) |
|
5e69b77a5c51
[svn r12] fixed accessing aggregate fields of aggregates
lindquist
parents:
6
diff
changeset
|
925 { |
| 40 | 926 ostr << ' ' << i; |
|
8
5e69b77a5c51
[svn r12] fixed accessing aggregate fields of aggregates
lindquist
parents:
6
diff
changeset
|
927 dst[i] = llvm::ConstantInt::get(llvm::Type::Int32Ty, src[i], false); |
|
5e69b77a5c51
[svn r12] fixed accessing aggregate fields of aggregates
lindquist
parents:
6
diff
changeset
|
928 } |
| 40 | 929 ostr << '\n'; |
|
50
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
930 return new llvm::GetElementPtrInst(ptr, dst.begin(), dst.end(), var, bb?bb:gIR->scopebb()); |
|
8
5e69b77a5c51
[svn r12] fixed accessing aggregate fields of aggregates
lindquist
parents:
6
diff
changeset
|
931 } |
| 9 | 932 |
|
11
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
933 ////////////////////////////////////////////////////////////////////////////////////////// |
|
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
934 |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
78
diff
changeset
|
935 llvm::Value* DtoGEPi(llvm::Value* ptr, unsigned i, const std::string& var, llvm::BasicBlock* bb) |
|
11
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
936 { |
|
50
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
937 return new llvm::GetElementPtrInst(ptr, llvm::ConstantInt::get(llvm::Type::Int32Ty, i, false), var, bb?bb:gIR->scopebb()); |
|
11
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
938 } |
|
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
939 |
|
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
940 ////////////////////////////////////////////////////////////////////////////////////////// |
|
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
941 |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
78
diff
changeset
|
942 llvm::Value* DtoGEPi(llvm::Value* ptr, unsigned i0, unsigned i1, const std::string& var, llvm::BasicBlock* bb) |
|
11
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
943 { |
|
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
944 std::vector<llvm::Value*> v(2); |
|
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
945 v[0] = llvm::ConstantInt::get(llvm::Type::Int32Ty, i0, false); |
|
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
946 v[1] = llvm::ConstantInt::get(llvm::Type::Int32Ty, i1, false); |
|
50
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
947 return new llvm::GetElementPtrInst(ptr, v.begin(), v.end(), var, bb?bb:gIR->scopebb()); |
|
11
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
948 } |
|
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
949 |
|
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
950 ////////////////////////////////////////////////////////////////////////////////////////// |
|
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
951 |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
78
diff
changeset
|
952 static llvm::Function* DtoDeclareVaFunction(FuncDeclaration* fdecl) |
|
55
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
953 { |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
78
diff
changeset
|
954 TypeFunction* f = (TypeFunction*)DtoDType(fdecl->type); |
|
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
78
diff
changeset
|
955 const llvm::FunctionType* fty = DtoVaFunctionType(fdecl); |
|
55
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
956 llvm::Constant* fn = 0; |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
957 |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
958 if (fdecl->llvmInternal == LLVMva_start) { |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
959 fn = gIR->module->getOrInsertFunction("llvm.va_start", fty); |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
960 assert(fn); |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
961 } |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
962 else if (fdecl->llvmInternal == LLVMva_intrinsic) { |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
963 fn = gIR->module->getOrInsertFunction(fdecl->llvmInternal1, fty); |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
964 assert(fn); |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
965 } |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
966 else |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
967 assert(0); |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
968 |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
969 llvm::Function* func = llvm::cast_or_null<llvm::Function>(fn); |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
970 assert(func); |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
971 assert(func->isIntrinsic()); |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
972 fdecl->llvmValue = func; |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
973 return func; |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
974 } |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
975 |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
976 ////////////////////////////////////////////////////////////////////////////////////////// |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
977 |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
78
diff
changeset
|
978 llvm::Function* DtoDeclareFunction(FuncDeclaration* fdecl) |
| 9 | 979 { |
|
55
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
980 if ((fdecl->llvmInternal == LLVMva_start) || (fdecl->llvmInternal == LLVMva_intrinsic)) { |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
78
diff
changeset
|
981 return DtoDeclareVaFunction(fdecl); |
|
55
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
982 } |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
983 |
|
27
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
984 // mangled name |
|
55
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
985 char* mangled_name; |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
986 if (fdecl->llvmInternal == LLVMintrinsic) |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
987 mangled_name = fdecl->llvmInternal1; |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
988 else |
|
0ccfae271c45
[svn r59] Added support for C-style variadic functions. Currently only works on x86, x86-64 va_arg is broken in LLVM 2.1. PPC and PPC64 unknown.
lindquist
parents:
54
diff
changeset
|
989 mangled_name = fdecl->mangle(); |
|
27
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
990 |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
991 // unit test special handling |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
992 if (fdecl->isUnitTestDeclaration()) |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
993 { |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
994 assert(0 && "no unittests yet"); |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
995 /*const llvm::FunctionType* fnty = llvm::FunctionType::get(llvm::Type::VoidTy, std::vector<const llvm::Type*>(), false); |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
996 // make the function |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
997 llvm::Function* func = gIR->module->getFunction(mangled_name); |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
998 if (func == 0) |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
999 func = new llvm::Function(fnty,llvm::GlobalValue::InternalLinkage,mangled_name,gIR->module); |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
1000 func->setCallingConv(llvm::CallingConv::Fast); |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
1001 fdecl->llvmValue = func; |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
1002 return func; |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
1003 */ |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
1004 } |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
1005 |
|
92408a3a2bac
[svn r31] * Fixed returning through hidden pointer was unable to report back the return value
lindquist
parents:
24
diff
changeset
|
1006 // regular function |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
78
diff
changeset
|
1007 TypeFunction* f = (TypeFunction*)DtoDType(fdecl->type); |
|
11
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
1008 assert(f != 0); |
|
d3ee9efe20e2
[svn r15] * Fixed a bunch problems with virtual calls. Seems I did some rather poor testing.
lindquist
parents:
9
diff
changeset
|
1009 |
| 9 | 1010 if (fdecl->llvmValue != 0) { |
| 18 | 1011 if (!llvm::isa<llvm::Function>(fdecl->llvmValue)) |
| 1012 { | |
| 1013 Logger::cout() << *fdecl->llvmValue << '\n'; | |
| 1014 assert(0); | |
| 1015 } | |
| 9 | 1016 return llvm::cast<llvm::Function>(fdecl->llvmValue); |
| 1017 } | |
| 1018 | |
| 18 | 1019 Logger::print("FuncDeclaration::toObjFile(%s): %s\n", fdecl->needThis()?"this":"static",fdecl->toChars()); |
| 9 | 1020 LOG_SCOPE; |
| 1021 | |
| 1022 if (fdecl->llvmInternal == LLVMintrinsic && fdecl->fbody) { | |
| 1023 error("intrinsics cannot have function bodies"); | |
| 1024 fatal(); | |
| 1025 } | |
| 1026 | |
| 1027 // construct function | |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
78
diff
changeset
|
1028 const llvm::FunctionType* functype = (f->llvmType == 0) ? DtoFunctionType(fdecl) : llvm::cast<llvm::FunctionType>(f->llvmType); |
| 9 | 1029 |
| 1030 // make the function | |
| 1031 llvm::Function* func = gIR->module->getFunction(mangled_name); | |
| 1032 if (func == 0) { | |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
lindquist
parents:
78
diff
changeset
|
1033 func = new llvm::Function(functype,DtoLinkage(fdecl->protection, fdecl->storage_class),mangled_name,gIR->module); |
| 9 | 1034 } |
| 1035 | |
| 1036 if (fdecl->llvmInternal != LLVMintrinsic) | |
|
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1037 func->setCallingConv(DtoCallingConv(f->linkage)); |
| 9 | 1038 |
| 1039 fdecl->llvmValue = func; | |
| 1040 f->llvmType = functype; | |
|
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1041 assert(llvm::isa<llvm::FunctionType>(f->llvmType)); |
| 9 | 1042 |
| 1043 if (fdecl->isMain()) { | |
| 1044 gIR->mainFunc = func; | |
| 1045 } | |
| 1046 | |
| 1047 // name parameters | |
| 1048 llvm::Function::arg_iterator iarg = func->arg_begin(); | |
| 1049 int k = 0; | |
| 1050 if (f->llvmRetInPtr) { | |
| 1051 iarg->setName("retval"); | |
| 1052 f->llvmRetArg = iarg; | |
| 1053 ++iarg; | |
| 1054 } | |
| 1055 if (f->llvmUsesThis) { | |
| 1056 iarg->setName("this"); | |
| 1057 ++iarg; | |
| 1058 } | |
|
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1059 int varargs = -1; |
|
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1060 if (f->linkage == LINKd && f->varargs == 1) |
|
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1061 varargs = 0; |
| 9 | 1062 for (; iarg != func->arg_end(); ++iarg) |
| 1063 { | |
| 1064 Argument* arg = Argument::getNth(f->parameters, k++); | |
| 1065 //arg->llvmValue = iarg; | |
| 1066 //printf("identifier: '%s' %p\n", arg->ident->toChars(), arg->ident); | |
|
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1067 if (arg && arg->ident != 0) { |
| 9 | 1068 if (arg->vardecl) { |
| 1069 arg->vardecl->llvmValue = iarg; | |
| 1070 } | |
| 1071 iarg->setName(arg->ident->toChars()); | |
| 1072 } | |
|
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1073 else if (!arg && varargs >= 0) { |
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1074 if (varargs == 0) { |
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1075 iarg->setName("_arguments"); |
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1076 fdecl->llvmArguments = iarg; |
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1077 } |
|
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1078 else if (varargs == 1) { |
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1079 iarg->setName("_argptr"); |
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1080 fdecl->llvmArgPtr = iarg; |
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1081 } |
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1082 else |
|
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|
1083 assert(0); |
|
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1084 varargs++; |
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1085 } |
| 9 | 1086 else { |
| 1087 iarg->setName("unnamed"); | |
| 1088 } | |
| 1089 } | |
| 1090 | |
| 1091 return func; | |
| 1092 } | |
|
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1093 |
|
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|
1094 ////////////////////////////////////////////////////////////////////////////////////////// |
|
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1095 |
|
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1096 void DtoGiveArgumentStorage(elem* l) |
|
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1097 { |
|
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|
1098 assert(l->mem == 0); |
|
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|
1099 assert(l->val); |
|
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|
1100 assert(llvm::isa<llvm::Argument>(l->val)); |
|
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|
1101 assert(l->vardecl != 0); |
|
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|
1102 |
|
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|
1103 llvm::AllocaInst* allocainst = new llvm::AllocaInst(l->val->getType(), l->val->getName()+"_storage", gIR->topallocapoint()); |
|
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1104 l->mem = allocainst; |
|
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|
1105 l->vardecl->llvmValue = l->mem; |
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1106 } |
| 34 | 1107 |
| 1108 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 1109 | |
|
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1110 llvm::Value* DtoRealloc(llvm::Value* ptr, const llvm::Type* ty) |
| 34 | 1111 { |
| 1112 /*size_t sz = gTargetData->getTypeSize(ty); | |
|
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1113 llvm::ConstantInt* n = llvm::ConstantInt::get(DtoSize_t(), sz, false); |
| 34 | 1114 if (ptr == 0) { |
| 1115 llvm::PointerType* i8pty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 1116 ptr = llvm::ConstantPointerNull::get(i8pty); | |
| 1117 } | |
|
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|
1118 return DtoRealloc(ptr, n);*/ |
| 34 | 1119 return NULL; |
| 1120 } | |
| 1121 | |
| 1122 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 1123 | |
|
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|
1124 llvm::Value* DtoRealloc(llvm::Value* ptr, llvm::Value* n) |
| 34 | 1125 { |
| 1126 assert(ptr); | |
| 1127 assert(n); | |
| 1128 | |
| 1129 llvm::Function* fn = LLVM_D_GetRuntimeFunction(gIR->module, "_d_realloc"); | |
| 1130 assert(fn); | |
| 1131 | |
| 1132 llvm::Value* newptr = ptr; | |
| 1133 | |
| 1134 llvm::PointerType* i8pty = llvm::PointerType::get(llvm::Type::Int8Ty); | |
| 1135 if (ptr->getType() != i8pty) { | |
| 1136 newptr = new llvm::BitCastInst(ptr,i8pty,"tmp",gIR->scopebb()); | |
| 1137 } | |
| 1138 | |
| 1139 std::vector<llvm::Value*> args; | |
| 1140 args.push_back(newptr); | |
| 1141 args.push_back(n); | |
| 1142 llvm::Value* ret = new llvm::CallInst(fn, args.begin(), args.end(), "tmprealloc", gIR->scopebb()); | |
| 1143 | |
| 1144 return ret->getType() == ptr->getType() ? ret : new llvm::BitCastInst(ret,ptr->getType(),"tmp",gIR->scopebb()); | |
| 1145 } | |
| 1146 | |
| 1147 ////////////////////////////////////////////////////////////////////////////////////////// | |
| 1148 | |
|
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1149 void DtoAssert(llvm::Value* cond, llvm::Value* loc, llvm::Value* msg) |
| 34 | 1150 { |
| 1151 assert(loc); | |
| 1152 std::vector<llvm::Value*> llargs; | |
| 1153 llargs.resize(3); | |
|
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1154 llargs[0] = cond ? DtoBoolean(cond) : llvm::ConstantInt::getFalse(); |
| 34 | 1155 llargs[1] = loc; |
| 1156 llargs[2] = msg ? msg : llvm::ConstantPointerNull::get(llvm::PointerType::get(llvm::Type::Int8Ty)); | |
| 1157 | |
| 1158 llvm::Function* fn = LLVM_D_GetRuntimeFunction(gIR->module, "_d_assert"); | |
| 1159 assert(fn); | |
| 1160 llvm::CallInst* call = new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); | |
| 1161 call->setCallingConv(llvm::CallingConv::C); | |
| 1162 } | |
| 1163 | |
| 40 | 1164 ////////////////////////////////////////////////////////////////////////////////////////// |
| 34 | 1165 |
|
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1166 llvm::Value* DtoArgument(const llvm::Type* paramtype, Argument* fnarg, Expression* argexp) |
| 40 | 1167 { |
| 1168 llvm::Value* retval = 0; | |
| 1169 | |
|
54
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|
1170 bool haslvals = !gIR->exps.empty(); |
| 40 | 1171 if (haslvals) |
|
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|
1172 gIR->exps.push_back(IRExp(NULL,NULL,NULL)); |
| 40 | 1173 |
| 1174 elem* arg = argexp->toElem(gIR); | |
| 1175 | |
| 1176 if (haslvals) | |
|
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1177 gIR->exps.pop_back(); |
| 40 | 1178 |
| 1179 if (arg->inplace) { | |
| 1180 assert(arg->mem != 0); | |
| 1181 retval = arg->mem; | |
| 1182 delete arg; | |
| 1183 return retval; | |
| 1184 } | |
| 1185 | |
|
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|
1186 Type* realtype = DtoDType(argexp->type); |
| 40 | 1187 TY argty = realtype->ty; |
|
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1188 if (DtoIsPassedByRef(realtype)) { |
| 40 | 1189 if (!fnarg || !fnarg->llvmCopy) { |
| 1190 retval = arg->getValue(); | |
| 1191 assert(retval != 0); | |
| 1192 } | |
| 1193 else { | |
| 1194 llvm::Value* allocaInst = 0; | |
| 1195 llvm::BasicBlock* entryblock = &gIR->topfunc()->front(); | |
| 1196 //const llvm::PointerType* pty = llvm::cast<llvm::PointerType>(arg->mem->getType()); | |
|
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1197 const llvm::Type* realtypell = DtoType(realtype); |
|
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|
1198 const llvm::PointerType* pty = llvm::PointerType::get(realtypell); |
| 40 | 1199 if (argty == Tstruct) { |
| 1200 allocaInst = new llvm::AllocaInst(pty->getElementType(), "tmpparam", gIR->topallocapoint()); | |
|
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|
1201 DtoStructCopy(allocaInst,arg->mem); |
| 40 | 1202 } |
| 1203 else if (argty == Tdelegate) { | |
| 1204 allocaInst = new llvm::AllocaInst(pty->getElementType(), "tmpparam", gIR->topallocapoint()); | |
|
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|
1205 DtoDelegateCopy(allocaInst,arg->mem); |
| 40 | 1206 } |
| 1207 else if (argty == Tarray) { | |
| 1208 if (arg->type == elem::SLICE) { | |
|
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|
1209 allocaInst = new llvm::AllocaInst(realtypell, "tmpparam", gIR->topallocapoint()); |
|
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|
1210 DtoSetArray(allocaInst, arg->arg, arg->mem); |
| 40 | 1211 } |
| 1212 else { | |
| 1213 allocaInst = new llvm::AllocaInst(pty->getElementType(), "tmpparam", gIR->topallocapoint()); | |
|
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|
1214 DtoArrayAssign(allocaInst,arg->mem); |
| 40 | 1215 } |
| 1216 } | |
| 1217 else | |
| 1218 assert(0); | |
| 1219 | |
| 1220 assert(allocaInst != 0); | |
| 1221 retval = allocaInst; | |
| 1222 } | |
| 1223 } | |
| 1224 else if (!fnarg || fnarg->llvmCopy) { | |
| 1225 Logger::println("regular arg"); | |
| 1226 assert(arg->type != elem::SLICE); | |
| 1227 if (arg->mem) Logger::cout() << "mem = " << *arg->mem << '\n'; | |
| 1228 if (arg->val) Logger::cout() << "val = " << *arg->val << '\n'; | |
| 1229 if (arg->arg) Logger::cout() << "arg = " << *arg->arg << '\n'; | |
| 1230 retval = arg->arg ? arg->arg : arg->field ? arg->mem : arg->getValue(); | |
| 1231 } | |
| 1232 else { | |
| 1233 Logger::println("as ptr arg"); | |
| 1234 retval = arg->mem ? arg->mem : arg->val; | |
|
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1235 if (paramtype && retval->getType() != paramtype) |
| 40 | 1236 { |
| 1237 assert(retval->getType() == paramtype->getContainedType(0)); | |
|
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|
1238 DtoGiveArgumentStorage(arg); |
| 40 | 1239 new llvm::StoreInst(retval, arg->mem, gIR->scopebb()); |
| 1240 retval = arg->mem; | |
| 1241 } | |
| 1242 } | |
| 1243 | |
|
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1244 if (fnarg && paramtype && retval->getType() != paramtype) { |
|
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1245 // this is unfortunately needed with the way SymOffExp is overused |
|
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1246 // and static arrays can end up being a pointer to their element type |
|
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1247 if (arg->field) { |
|
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|
1248 retval = gIR->ir->CreateBitCast(retval, paramtype, "tmp"); |
|
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1249 } |
|
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1250 else { |
|
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|
1251 Logger::cout() << "got '" << *retval->getType() << "' expected '" << *paramtype << "'\n"; |
|
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1252 assert(0 && "parameter type that was actually passed is invalid"); |
|
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1253 } |
|
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|
1254 } |
|
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|
1255 |
| 40 | 1256 delete arg; |
| 1257 | |
| 1258 return retval; | |
| 1259 } | |
| 34 | 1260 |
|
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1261 ////////////////////////////////////////////////////////////////////////////////////////// |
| 34 | 1262 |
|
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1263 llvm::Value* DtoNestedVariable(VarDeclaration* vd) |
|
50
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|
1264 { |
|
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|
1265 FuncDeclaration* fd = vd->toParent()->isFuncDeclaration(); |
|
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|
1266 assert(fd != NULL); |
|
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|
1267 |
|
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|
1268 IRFunction* fcur = &gIR->func(); |
|
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1269 FuncDeclaration* f = fcur->decl; |
|
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1270 |
|
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|
1271 // on this stack |
|
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|
1272 if (fd == f) { |
|
81
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[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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parents:
78
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|
1273 llvm::Value* v = DtoGEPi(vd->llvmValue,0,unsigned(vd->llvmNestedIndex),"tmp"); |
|
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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parents:
78
diff
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|
1274 if (vd->isParameter() && (vd->isRef() || vd->isOut() || DtoIsPassedByRef(vd->type))) { |
| 73 | 1275 Logger::cout() << "1267 loading: " << *v << '\n'; |
|
67
f918f3e2e99e
[svn r71] Fixed accessing parent function arguments from inside nested delegates.
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parents:
62
diff
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|
1276 v = gIR->ir->CreateLoad(v,"tmp"); |
| 73 | 1277 } |
|
67
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[svn r71] Fixed accessing parent function arguments from inside nested delegates.
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62
diff
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|
1278 return v; |
|
50
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
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parents:
49
diff
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|
1279 } |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
1280 |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
1281 // on a caller stack |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
1282 llvm::Value* ptr = f->llvmThisVar; |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
1283 assert(ptr); |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
1284 |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
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parents:
49
diff
changeset
|
1285 f = f->toParent()->isFuncDeclaration(); |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
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|
1286 assert(f); |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
1287 assert(f->llvmNested); |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
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parents:
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diff
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|
1288 const llvm::Type* nesttype = f->llvmNested->getType(); |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
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parents:
49
diff
changeset
|
1289 assert(nesttype); |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
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parents:
49
diff
changeset
|
1290 |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
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parents:
49
diff
changeset
|
1291 ptr = gIR->ir->CreateBitCast(ptr, nesttype, "tmp"); |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
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|
1292 |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
1293 Logger::cout() << "nested var reference:" << '\n' << *ptr << *nesttype << '\n'; |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
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parents:
49
diff
changeset
|
1294 |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
1295 while (f) { |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
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parents:
49
diff
changeset
|
1296 if (fd == f) { |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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parents:
78
diff
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|
1297 llvm::Value* v = DtoGEPi(ptr,0,vd->llvmNestedIndex,"tmp"); |
|
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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parents:
78
diff
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|
1298 if (vd->isParameter() && (vd->isRef() || vd->isOut() || DtoIsPassedByRef(vd->type))) { |
| 73 | 1299 Logger::cout() << "1291 loading: " << *v << '\n'; |
|
67
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parents:
62
diff
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|
1300 v = gIR->ir->CreateLoad(v,"tmp"); |
| 73 | 1301 } |
|
67
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[svn r71] Fixed accessing parent function arguments from inside nested delegates.
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parents:
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diff
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|
1302 return v; |
|
50
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diff
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|
1303 } |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
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49
diff
changeset
|
1304 else { |
|
81
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[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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parents:
78
diff
changeset
|
1305 ptr = DtoGEPi(ptr,0,0,"tmp"); |
|
50
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
1306 ptr = gIR->ir->CreateLoad(ptr,"tmp"); |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
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|
1307 } |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
lindquist
parents:
49
diff
changeset
|
1308 f = f->toParent()->isFuncDeclaration(); |
|
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[svn r54] Added support for nested delegates referencing parent's stack variables.
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49
diff
changeset
|
1309 } |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
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parents:
49
diff
changeset
|
1310 |
|
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[svn r54] Added support for nested delegates referencing parent's stack variables.
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parents:
49
diff
changeset
|
1311 assert(0 && "nested var not found"); |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
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parents:
49
diff
changeset
|
1312 return NULL; |
|
6fcc08a4d406
[svn r54] Added support for nested delegates referencing parent's stack variables.
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parents:
49
diff
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|
1313 } |
|
51
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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50
diff
changeset
|
1314 |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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parents:
50
diff
changeset
|
1315 ////////////////////////////////////////////////////////////////////////////////////////// |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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parents:
50
diff
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|
1316 |
|
81
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[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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|
1317 void DtoAssign(Type* t, llvm::Value* lhs, llvm::Value* rhs) |
|
51
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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50
diff
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|
1318 { |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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parents:
50
diff
changeset
|
1319 Logger::cout() << "assignment:" << '\n' << *lhs << *rhs << '\n'; |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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parents:
50
diff
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|
1320 |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
lindquist
parents:
50
diff
changeset
|
1321 if (t->ty == Tstruct) { |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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parents:
50
diff
changeset
|
1322 assert(lhs->getType() == rhs->getType()); |
|
81
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[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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78
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|
1323 DtoStructCopy(lhs,rhs); |
|
51
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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parents:
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|
1324 } |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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|
1325 else if (t->ty == Tarray) { |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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50
diff
changeset
|
1326 assert(lhs->getType() == rhs->getType()); |
|
81
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[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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78
diff
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|
1327 DtoArrayAssign(lhs,rhs); |
|
51
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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50
diff
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|
1328 } |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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|
1329 else if (t->ty == Tsarray) { |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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50
diff
changeset
|
1330 assert(lhs->getType() == rhs->getType()); |
|
81
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[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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|
1331 DtoStaticArrayCopy(lhs,rhs); |
|
51
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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|
1332 } |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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50
diff
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|
1333 else if (t->ty == Tdelegate) { |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
lindquist
parents:
50
diff
changeset
|
1334 assert(lhs->getType() == rhs->getType()); |
|
81
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[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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|
1335 DtoDelegateCopy(lhs,rhs); |
|
51
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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50
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|
1336 } |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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50
diff
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|
1337 else { |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
lindquist
parents:
50
diff
changeset
|
1338 assert(lhs->getType()->getContainedType(0) == rhs->getType()); |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
lindquist
parents:
50
diff
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|
1339 gIR->ir->CreateStore(rhs, lhs); |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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50
diff
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|
1340 } |
|
61bc1b4ad3c4
[svn r55] Foreach was always generating code as if the value variable was 'ref'
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50
diff
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|
1341 } |
|
54
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
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53
diff
changeset
|
1342 |
|
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1343 ////////////////////////////////////////////////////////////////////////////////////////// |
|
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1344 |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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parents:
78
diff
changeset
|
1345 llvm::ConstantInt* DtoConstSize_t(size_t i) |
|
54
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1346 { |
|
81
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[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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78
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changeset
|
1347 return llvm::ConstantInt::get(DtoSize_t(), i, false); |
|
54
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[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1348 } |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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parents:
78
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|
1349 llvm::ConstantInt* DtoConstUint(unsigned i) |
|
54
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1350 { |
|
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1351 return llvm::ConstantInt::get(llvm::Type::Int32Ty, i, false); |
|
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1352 } |
|
81
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[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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78
diff
changeset
|
1353 llvm::ConstantInt* DtoConstInt(int i) |
|
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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changeset
|
1354 { |
|
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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changeset
|
1355 return llvm::ConstantInt::get(llvm::Type::Int32Ty, i, true); |
|
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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|
1356 } |
|
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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parents:
78
diff
changeset
|
1357 llvm::Constant* DtoConstBool(bool b) |
|
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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parents:
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diff
changeset
|
1358 { |
|
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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parents:
78
diff
changeset
|
1359 return llvm::ConstantInt::get(llvm::Type::Int1Ty, b, false); |
|
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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diff
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|
1360 } |
|
54
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
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53
diff
changeset
|
1361 |
|
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1362 ////////////////////////////////////////////////////////////////////////////////////////// |
|
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1363 |
|
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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parents:
78
diff
changeset
|
1364 llvm::Constant* DtoConstString(const char* str) |
|
54
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[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1365 { |
|
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1366 std::string s(str); |
|
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
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53
diff
changeset
|
1367 llvm::Constant* init = llvm::ConstantArray::get(s, true); |
|
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
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53
diff
changeset
|
1368 llvm::GlobalVariable* gvar = new llvm::GlobalVariable( |
|
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1369 init->getType(), true,llvm::GlobalValue::InternalLinkage, init, "stringliteral", gIR->module); |
|
81
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[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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78
diff
changeset
|
1370 llvm::Constant* idxs[2] = { DtoConstUint(0), DtoConstUint(0) }; |
|
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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78
diff
changeset
|
1371 return DtoConstSlice( |
|
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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78
diff
changeset
|
1372 DtoConstSize_t(s.length()), |
|
54
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1373 llvm::ConstantExpr::getGetElementPtr(gvar,idxs,2) |
|
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1374 ); |
|
28e99b04a132
[svn r58] Fixed cond expression resulting in a non-basic type.
lindquist
parents:
53
diff
changeset
|
1375 } |
|
58
2c3cd3596187
[svn r62] Added support for TypeInfo _Array, _Function, _Pointer, _Delegate, _Enum
lindquist
parents:
57
diff
changeset
|
1376 |
|
2c3cd3596187
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57
diff
changeset
|
1377 ////////////////////////////////////////////////////////////////////////////////////////// |
|
2c3cd3596187
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parents:
57
diff
changeset
|
1378 |
|
81
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[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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|
1379 void DtoMemCpy(llvm::Value* dst, llvm::Value* src, llvm::Value* nbytes) |
|
58
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parents:
57
diff
changeset
|
1380 { |
|
2c3cd3596187
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parents:
57
diff
changeset
|
1381 assert(dst->getType() == src->getType()); |
|
2c3cd3596187
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parents:
57
diff
changeset
|
1382 |
|
2c3cd3596187
[svn r62] Added support for TypeInfo _Array, _Function, _Pointer, _Delegate, _Enum
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parents:
57
diff
changeset
|
1383 llvm::Type* arrty = llvm::PointerType::get(llvm::Type::Int8Ty); |
|
2c3cd3596187
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parents:
57
diff
changeset
|
1384 llvm::Value *dstarr, *srcarr; |
|
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1385 if (dst->getType() == arrty) |
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1386 { |
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1387 dstarr = dst; |
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1388 srcarr = src; |
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1389 } |
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1390 else |
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1391 { |
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1392 dstarr = new llvm::BitCastInst(dst,arrty,"tmp",gIR->scopebb()); |
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1393 srcarr = new llvm::BitCastInst(src,arrty,"tmp",gIR->scopebb()); |
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1394 } |
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1395 |
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1396 llvm::Function* fn = (global.params.is64bit) ? LLVM_DeclareMemCpy64() : LLVM_DeclareMemCpy32(); |
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1397 std::vector<llvm::Value*> llargs; |
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1398 llargs.resize(4); |
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1399 llargs[0] = dstarr; |
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1400 llargs[1] = srcarr; |
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1401 llargs[2] = nbytes; |
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1402 llargs[3] = llvm::ConstantInt::get(llvm::Type::Int32Ty, 0, false); |
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1403 |
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1404 new llvm::CallInst(fn, llargs.begin(), llargs.end(), "", gIR->scopebb()); |
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1405 } |
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1406 |
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1407 ////////////////////////////////////////////////////////////////////////////////////////// |
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1408 |
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1409 llvm::Value* DtoIndexStruct(llvm::Value* ptr, StructDeclaration* sd, Type* t, unsigned os, std::vector<unsigned>& idxs) |
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1410 { |
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1411 Logger::println("checking for offset %u type %s:", os, t->toChars()); |
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1412 LOG_SCOPE; |
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1413 |
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1414 if (idxs.empty()) |
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1415 idxs.push_back(0); |
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1416 |
|
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1417 const llvm::Type* llt = llvm::PointerType::get(DtoType(t)); |
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1418 |
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1419 for (unsigned i=0; i<sd->fields.dim; ++i) { |
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1420 VarDeclaration* vd = (VarDeclaration*)sd->fields.data[i]; |
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1421 Type* vdtype = DtoDType(vd->type); |
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1422 Logger::println("found %u type %s", vd->offset, vdtype->toChars()); |
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1423 assert(vd->llvmFieldIndex >= 0); |
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1424 if (os == vd->offset && vdtype == t) { |
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1425 idxs.push_back(vd->llvmFieldIndex); |
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1426 ptr = DtoGEP(ptr, idxs, "tmp"); |
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1427 if (ptr->getType() != llt) |
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1428 ptr = gIR->ir->CreateBitCast(ptr, llt, "tmp"); |
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1429 if (vd->llvmFieldIndexOffset) |
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1430 ptr = new llvm::GetElementPtrInst(ptr, DtoConstUint(vd->llvmFieldIndexOffset), "tmp", gIR->scopebb()); |
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1431 return ptr; |
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1432 } |
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1433 else if (vdtype->ty == Tstruct && (vd->offset + vdtype->size()) > os) { |
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1434 TypeStruct* ts = (TypeStruct*)vdtype; |
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1435 StructDeclaration* ssd = ts->sym; |
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1436 idxs.push_back(vd->llvmFieldIndex); |
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1437 if (vd->llvmFieldIndexOffset) { |
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1438 Logger::println("has union field offset"); |
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1439 ptr = DtoGEP(ptr, idxs, "tmp"); |
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1440 if (ptr->getType() != llt) |
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1441 ptr = gIR->ir->CreateBitCast(ptr, llt, "tmp"); |
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81
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1442 ptr = new llvm::GetElementPtrInst(ptr, DtoConstUint(vd->llvmFieldIndexOffset), "tmp", gIR->scopebb()); |
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1443 std::vector<unsigned> tmp; |
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1444 return DtoIndexStruct(ptr, ssd, t, os-vd->offset, tmp); |
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1445 } |
|
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1446 else { |
|
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1447 const llvm::Type* sty = llvm::PointerType::get(DtoType(vd->type)); |
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1448 if (ptr->getType() != sty) { |
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1449 ptr = gIR->ir->CreateBitCast(ptr, sty, "tmp"); |
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1450 std::vector<unsigned> tmp; |
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1451 return DtoIndexStruct(ptr, ssd, t, os-vd->offset, tmp); |
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1452 } |
|
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1453 else { |
|
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1454 return DtoIndexStruct(ptr, ssd, t, os-vd->offset, idxs); |
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1455 } |
|
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1456 } |
|
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1457 } |
|
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1458 } |
|
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1459 |
|
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1460 size_t llt_sz = gTargetData->getTypeSize(llt->getContainedType(0)); |
|
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1461 assert(os % llt_sz == 0); |
|
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1462 ptr = gIR->ir->CreateBitCast(ptr, llt, "tmp"); |
|
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1463 return new llvm::GetElementPtrInst(ptr, DtoConstUint(os / llt_sz), "tmp", gIR->scopebb()); |
|
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1464 } |