Mercurial > projects > ldc
annotate gen/typinf.cpp @ 1374:e630ff79e10d
Cleaned up TypeInfo generation, still need to do TypeInfo_Struct/Tuple. Eventually do ClassInfo and ModuleInfo as well using same interface.
| author | Tomas Lindquist Olsen <tomas.l.olsen gmail com> |
|---|---|
| date | Sun, 17 May 2009 03:10:55 +0200 |
| parents | 8026319762be |
| children | 63f4afd01036 |
| rev | line source |
|---|---|
| 1 | 1 |
| 2 | |
| 3 // Copyright (c) 1999-2004 by Digital Mars | |
| 4 // All Rights Reserved | |
| 5 // written by Walter Bright | |
| 6 // www.digitalmars.com | |
| 7 // License for redistribution is by either the Artistic License | |
| 8 // in artistic.txt, or the GNU General Public License in gnu.txt. | |
| 9 // See the included readme.txt for details. | |
| 10 | |
|
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11 // Modifications for LDC: |
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12 // Copyright (c) 2007 by Tomas Lindquist Olsen |
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13 // tomas at famolsen dk |
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14 |
| 1 | 15 #include <cstdio> |
| 16 #include <cassert> | |
| 17 | |
| 52 | 18 #include "gen/llvm.h" |
| 19 | |
| 1 | 20 #include "mars.h" |
| 21 #include "module.h" | |
| 22 #include "mtype.h" | |
| 23 #include "scope.h" | |
| 24 #include "init.h" | |
| 25 #include "expression.h" | |
| 26 #include "attrib.h" | |
| 27 #include "declaration.h" | |
| 28 #include "template.h" | |
| 29 #include "id.h" | |
| 30 #include "enum.h" | |
| 31 #include "import.h" | |
| 32 #include "aggregate.h" | |
| 33 | |
| 52 | 34 #include "gen/irstate.h" |
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35 #include "gen/logger.h" |
| 52 | 36 #include "gen/runtime.h" |
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37 #include "gen/tollvm.h" |
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38 #include "gen/llvmhelpers.h" |
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39 #include "gen/arrays.h" |
| 100 | 40 #include "gen/structs.h" |
| 106 | 41 #include "gen/classes.h" |
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42 #include "gen/linkage.h" |
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43 #include "gen/metadata.h" |
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44 #include "gen/rttibuilder.h" |
| 1 | 45 |
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46 #include "ir/irvar.h" |
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47 #include "ir/irtype.h" |
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48 |
| 1 | 49 /******************************************* |
| 50 * Get a canonicalized form of the TypeInfo for use with the internal | |
| 51 * runtime library routines. Canonicalized in that static arrays are | |
| 52 * represented as dynamic arrays, enums are represented by their | |
| 53 * underlying type, etc. This reduces the number of TypeInfo's needed, | |
| 54 * so we can use the custom internal ones more. | |
| 55 */ | |
| 56 | |
| 57 Expression *Type::getInternalTypeInfo(Scope *sc) | |
| 58 { TypeInfoDeclaration *tid; | |
| 59 Expression *e; | |
| 60 Type *t; | |
| 61 static TypeInfoDeclaration *internalTI[TMAX]; | |
| 62 | |
| 63 //printf("Type::getInternalTypeInfo() %s\n", toChars()); | |
| 64 t = toBasetype(); | |
| 65 switch (t->ty) | |
| 66 { | |
| 67 case Tsarray: | |
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68 #if 0 |
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69 // convert to corresponding dynamic array type |
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70 t = t->nextOf()->mutableOf()->arrayOf(); |
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71 #endif |
| 1 | 72 break; |
| 73 | |
| 74 case Tclass: | |
| 75 if (((TypeClass *)t)->sym->isInterfaceDeclaration()) | |
| 76 break; | |
| 77 goto Linternal; | |
| 78 | |
| 79 case Tarray: | |
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80 #if DMDV2 |
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81 // convert to corresponding dynamic array type |
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82 t = t->nextOf()->mutableOf()->arrayOf(); |
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83 #endif |
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84 if (t->nextOf()->ty != Tclass) |
| 1 | 85 break; |
| 86 goto Linternal; | |
| 87 | |
| 88 case Tfunction: | |
| 89 case Tdelegate: | |
| 90 case Tpointer: | |
| 91 Linternal: | |
| 92 tid = internalTI[t->ty]; | |
| 93 if (!tid) | |
| 94 { tid = new TypeInfoDeclaration(t, 1); | |
| 95 internalTI[t->ty] = tid; | |
| 96 } | |
| 97 e = new VarExp(0, tid); | |
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98 e = e->addressOf(sc); |
| 1 | 99 e->type = tid->type; // do this so we don't get redundant dereference |
| 100 return e; | |
| 101 | |
| 102 default: | |
| 103 break; | |
| 104 } | |
| 105 //printf("\tcalling getTypeInfo() %s\n", t->toChars()); | |
| 106 return t->getTypeInfo(sc); | |
| 107 } | |
| 108 | |
| 109 /**************************************************** | |
| 110 * Get the exact TypeInfo. | |
| 111 */ | |
| 112 | |
| 113 Expression *Type::getTypeInfo(Scope *sc) | |
| 114 { | |
| 115 Expression *e; | |
| 116 Type *t; | |
| 117 | |
| 118 //printf("Type::getTypeInfo() %p, %s\n", this, toChars()); | |
| 119 t = merge(); // do this since not all Type's are merge'd | |
| 120 if (!t->vtinfo) | |
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121 { |
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122 #if DMDV2 |
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123 if (t->isConst()) |
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124 t->vtinfo = new TypeInfoConstDeclaration(t); |
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125 else if (t->isInvariant()) |
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126 t->vtinfo = new TypeInfoInvariantDeclaration(t); |
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127 else |
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128 #endif |
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129 t->vtinfo = t->getTypeInfoDeclaration(); |
| 1 | 130 assert(t->vtinfo); |
| 131 | |
| 132 /* If this has a custom implementation in std/typeinfo, then | |
| 133 * do not generate a COMDAT for it. | |
| 134 */ | |
| 135 if (!t->builtinTypeInfo()) | |
| 136 { // Generate COMDAT | |
| 137 if (sc) // if in semantic() pass | |
| 138 { // Find module that will go all the way to an object file | |
| 139 Module *m = sc->module->importedFrom; | |
| 140 m->members->push(t->vtinfo); | |
| 141 } | |
| 142 else // if in obj generation pass | |
| 143 { | |
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144 #if IN_DMD |
| 336 | 145 t->vtinfo->toObjFile(0); // TODO: multiobj |
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146 #else |
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147 t->vtinfo->codegen(sir); |
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148 #endif |
| 1 | 149 } |
| 150 } | |
| 151 } | |
| 152 e = new VarExp(0, t->vtinfo); | |
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153 e = e->addressOf(sc); |
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154 e->type = t->vtinfo->type; // do this so we don't get redundant dereference |
| 1 | 155 return e; |
| 156 } | |
| 157 | |
| 52 | 158 enum RET TypeFunction::retStyle() |
| 159 { | |
| 160 return RETstack; | |
| 161 } | |
| 1 | 162 |
| 163 TypeInfoDeclaration *Type::getTypeInfoDeclaration() | |
| 164 { | |
| 165 //printf("Type::getTypeInfoDeclaration() %s\n", toChars()); | |
| 166 return new TypeInfoDeclaration(this, 0); | |
| 167 } | |
| 168 | |
| 52 | 169 TypeInfoDeclaration *TypeTypedef::getTypeInfoDeclaration() |
| 1 | 170 { |
| 52 | 171 return new TypeInfoTypedefDeclaration(this); |
| 1 | 172 } |
| 173 | |
| 52 | 174 TypeInfoDeclaration *TypePointer::getTypeInfoDeclaration() |
| 175 { | |
| 176 return new TypeInfoPointerDeclaration(this); | |
| 177 } | |
| 1 | 178 |
| 179 TypeInfoDeclaration *TypeDArray::getTypeInfoDeclaration() | |
| 180 { | |
| 181 return new TypeInfoArrayDeclaration(this); | |
| 182 } | |
| 183 | |
| 184 TypeInfoDeclaration *TypeSArray::getTypeInfoDeclaration() | |
| 185 { | |
| 186 return new TypeInfoStaticArrayDeclaration(this); | |
| 187 } | |
| 188 | |
| 189 TypeInfoDeclaration *TypeAArray::getTypeInfoDeclaration() | |
| 190 { | |
| 191 return new TypeInfoAssociativeArrayDeclaration(this); | |
| 192 } | |
| 193 | |
| 52 | 194 TypeInfoDeclaration *TypeStruct::getTypeInfoDeclaration() |
| 195 { | |
| 196 return new TypeInfoStructDeclaration(this); | |
| 197 } | |
| 1 | 198 |
| 199 TypeInfoDeclaration *TypeClass::getTypeInfoDeclaration() | |
| 200 { | |
| 201 if (sym->isInterfaceDeclaration()) | |
| 202 return new TypeInfoInterfaceDeclaration(this); | |
| 203 else | |
| 204 return new TypeInfoClassDeclaration(this); | |
| 205 } | |
| 206 | |
| 207 TypeInfoDeclaration *TypeEnum::getTypeInfoDeclaration() | |
| 208 { | |
| 209 return new TypeInfoEnumDeclaration(this); | |
| 210 } | |
| 211 | |
| 212 TypeInfoDeclaration *TypeFunction::getTypeInfoDeclaration() | |
| 213 { | |
| 214 return new TypeInfoFunctionDeclaration(this); | |
| 215 } | |
| 216 | |
| 217 TypeInfoDeclaration *TypeDelegate::getTypeInfoDeclaration() | |
| 218 { | |
| 219 return new TypeInfoDelegateDeclaration(this); | |
| 220 } | |
| 221 | |
| 222 TypeInfoDeclaration *TypeTuple::getTypeInfoDeclaration() | |
| 223 { | |
| 224 return new TypeInfoTupleDeclaration(this); | |
| 225 } | |
| 226 | |
| 227 | |
| 228 /* ========================================================================= */ | |
| 229 | |
| 230 /* These decide if there's an instance for them already in std.typeinfo, | |
| 231 * because then the compiler doesn't need to build one. | |
| 232 */ | |
| 233 | |
| 234 int Type::builtinTypeInfo() | |
| 235 { | |
| 236 return 0; | |
| 237 } | |
| 238 | |
| 239 int TypeBasic::builtinTypeInfo() | |
| 240 { | |
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241 #if DMDV2 |
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242 return !mod; |
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243 #else |
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244 return 1; |
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245 #endif |
| 1 | 246 } |
| 247 | |
| 248 int TypeDArray::builtinTypeInfo() | |
| 249 { | |
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250 #if DMDV2 |
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251 return !mod && next->isTypeBasic() != NULL && !next->mod; |
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252 #else |
| 52 | 253 return next->isTypeBasic() != NULL; |
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254 #endif |
| 1 | 255 } |
| 256 | |
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257 int TypeClass::builtinTypeInfo() |
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258 { |
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259 /* This is statically put out with the ClassInfo, so |
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260 * claim it is built in so it isn't regenerated by each module. |
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261 */ |
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262 #if IN_DMD |
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263 return 1; |
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264 #elif IN_LLVM |
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265 // FIXME if I enable this, the way LDC does typeinfo will cause a bunch |
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266 // of linker errors to missing class typeinfo definitions. |
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267 return 0; |
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268 #endif |
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269 } |
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270 |
| 1 | 271 /* ========================================================================= */ |
| 272 | |
| 52 | 273 ////////////////////////////////////////////////////////////////////////////// |
| 274 // MAGIC PLACE | |
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275 // (wut?) |
| 52 | 276 ////////////////////////////////////////////////////////////////////////////// |
| 277 | |
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278 void DtoResolveTypeInfo(TypeInfoDeclaration* tid); |
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279 void DtoDeclareTypeInfo(TypeInfoDeclaration* tid); |
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280 |
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281 void TypeInfoDeclaration::codegen(Ir*) |
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282 { |
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283 DtoResolveTypeInfo(this); |
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284 } |
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285 |
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286 void DtoResolveTypeInfo(TypeInfoDeclaration* tid) |
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287 { |
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288 if (tid->ir.resolved) return; |
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289 tid->ir.resolved = true; |
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290 |
| 132 | 291 Logger::println("DtoResolveTypeInfo(%s)", tid->toChars()); |
| 52 | 292 LOG_SCOPE; |
| 65 | 293 |
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294 IrGlobal* irg = new IrGlobal(tid); |
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295 |
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296 std::string mangle(tid->mangle()); |
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297 |
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298 irg->value = gIR->module->getGlobalVariable(mangle); |
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299 if (!irg->value) |
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300 irg->value = new llvm::GlobalVariable(irg->type.get(), true, |
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301 TYPEINFO_LINKAGE_TYPE, NULL, mangle, gIR->module); |
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302 |
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303 tid->ir.irGlobal = irg; |
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304 |
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305 #ifdef USE_METADATA |
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306 // Add some metadata for use by optimization passes. |
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307 std::string metaname = std::string(TD_PREFIX) + mangle; |
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308 LLGlobalVariable* meta = gIR->module->getGlobalVariable(metaname); |
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309 // Don't generate metadata for non-concrete types |
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310 // (such as tuple types, slice types, typeof(expr), etc.) |
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311 if (!meta && tid->tinfo->toBasetype()->ty < Terror) { |
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312 // Construct the fields |
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313 MDNodeField* mdVals[TD_NumFields]; |
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314 if (TD_Confirm >= 0) |
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315 mdVals[TD_Confirm] = llvm::cast<MDNodeField>(irg->value); |
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316 mdVals[TD_Type] = llvm::UndefValue::get(DtoType(tid->tinfo)); |
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317 // Construct the metadata |
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318 llvm::MDNode* metadata = llvm::MDNode::get(mdVals, TD_NumFields); |
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319 // Insert it into the module |
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320 new llvm::GlobalVariable(metadata->getType(), true, |
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321 METADATA_LINKAGE_TYPE, metadata, metaname, gIR->module); |
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322 } |
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323 #endif |
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324 |
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325 DtoDeclareTypeInfo(tid); |
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326 } |
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327 |
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328 void DtoDeclareTypeInfo(TypeInfoDeclaration* tid) |
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329 { |
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330 DtoResolveTypeInfo(tid); |
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331 |
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332 if (tid->ir.declared) return; |
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333 tid->ir.declared = true; |
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334 |
| 132 | 335 Logger::println("DtoDeclareTypeInfo(%s)", tid->toChars()); |
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336 LOG_SCOPE; |
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337 |
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338 if (Logger::enabled()) |
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339 { |
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340 std::string mangled(tid->mangle()); |
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341 Logger::println("type = '%s'", tid->tinfo->toChars()); |
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342 Logger::println("typeinfo mangle: %s", mangled.c_str()); |
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343 } |
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344 |
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345 IrGlobal* irg = tid->ir.irGlobal; |
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346 assert(irg->value != NULL); |
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347 |
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348 // this is a declaration of a builtin __initZ var |
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349 if (tid->tinfo->builtinTypeInfo()) { |
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350 // fixup the global |
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351 const llvm::Type* rty = Type::typeinfo->type->irtype->getPA(); |
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352 llvm::cast<llvm::OpaqueType>(irg->type.get())->refineAbstractTypeTo(rty); |
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353 LLGlobalVariable* g = isaGlobalVar(irg->value); |
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354 g->setLinkage(llvm::GlobalValue::ExternalLinkage); |
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355 return; |
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356 } |
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357 |
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358 // define custom typedef |
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359 tid->llvmDefine(); |
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360 } |
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361 |
| 52 | 362 /* ========================================================================= */ |
| 363 | |
| 106 | 364 void TypeInfoDeclaration::llvmDefine() |
| 365 { | |
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366 assert(0 && "cannot generate generic typeinfo"); |
| 52 | 367 } |
| 368 | |
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369 /* ========================================================================= */ |
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370 |
| 106 | 371 void TypeInfoTypedefDeclaration::llvmDefine() |
| 372 { | |
| 373 Logger::println("TypeInfoTypedefDeclaration::llvmDefine() %s", toChars()); | |
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374 LOG_SCOPE; |
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375 |
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376 TypeInfoBuilder b(Type::typeinfotypedef); |
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377 |
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378 assert(tinfo->ty == Ttypedef); |
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379 TypeTypedef *tc = (TypeTypedef *)tinfo; |
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380 TypedefDeclaration *sd = tc->sym; |
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381 |
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382 // TypeInfo base |
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383 sd->basetype = sd->basetype->merge(); // dmd does it ... why? |
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384 b.push_typeinfo(sd->basetype); |
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385 |
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386 // char[] name |
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387 b.push_string(sd->toPrettyChars()); |
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388 |
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389 // void[] init |
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390 // emit null array if we should use the basetype, or if the basetype |
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391 // uses default initialization. |
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392 if (!sd->init || tinfo->isZeroInit(0)) |
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393 { |
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394 b.push_null_void_array(); |
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69
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395 } |
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396 // otherwise emit a void[] with the default initializer |
|
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397 else |
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398 { |
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399 LLConstant* C = DtoConstInitializer(sd->loc, sd->basetype, sd->init); |
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400 b.push_void_array(C, sd->basetype, sd); |
|
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401 } |
|
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402 |
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403 // finish |
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404 b.finalize(ir.irGlobal); |
| 106 | 405 } |
|
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406 |
|
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407 /* ========================================================================= */ |
| 52 | 408 |
| 106 | 409 void TypeInfoEnumDeclaration::llvmDefine() |
| 410 { | |
| 411 Logger::println("TypeInfoEnumDeclaration::llvmDefine() %s", toChars()); | |
|
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412 LOG_SCOPE; |
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413 |
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414 TypeInfoBuilder b(Type::typeinfoenum); |
|
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415 |
|
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416 assert(tinfo->ty == Tenum); |
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417 TypeEnum *tc = (TypeEnum *)tinfo; |
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418 EnumDeclaration *sd = tc->sym; |
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419 |
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420 // TypeInfo base |
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421 b.push_typeinfo(sd->memtype); |
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422 |
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423 // char[] name |
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424 b.push_string(sd->toPrettyChars()); |
|
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425 |
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426 // void[] init |
|
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427 // emit void[] with the default initialier, the array is null if the default |
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428 // initializer is zero |
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429 if (!sd->defaultval || tinfo->isZeroInit(0)) |
|
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430 { |
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431 b.push_null_void_array(); |
|
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432 } |
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433 // otherwise emit a void[] with the default initializer |
|
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434 else |
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435 { |
|
213
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436 const LLType* memty = DtoType(sd->memtype); |
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437 LLConstant* C = llvm::ConstantInt::get(memty, sd->defaultval, !sd->memtype->isunsigned()); |
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438 b.push_void_array(C, sd->memtype, sd); |
|
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439 } |
|
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440 |
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441 // finish |
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442 b.finalize(ir.irGlobal); |
|
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443 } |
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444 |
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445 /* ========================================================================= */ |
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446 |
| 106 | 447 void TypeInfoPointerDeclaration::llvmDefine() |
| 448 { | |
| 449 Logger::println("TypeInfoPointerDeclaration::llvmDefine() %s", toChars()); | |
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450 LOG_SCOPE; |
| 52 | 451 |
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452 TypeInfoBuilder b(Type::typeinfopointer); |
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453 // TypeInfo base |
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454 b.push_typeinfo(tinfo->nextOf()); |
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455 // finish |
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456 b.finalize(ir.irGlobal); |
| 106 | 457 } |
| 458 | |
|
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459 /* ========================================================================= */ |
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460 |
| 106 | 461 void TypeInfoArrayDeclaration::llvmDefine() |
| 462 { | |
| 463 Logger::println("TypeInfoArrayDeclaration::llvmDefine() %s", toChars()); | |
| 464 LOG_SCOPE; | |
| 465 | |
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466 TypeInfoBuilder b(Type::typeinfoarray); |
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467 // TypeInfo base |
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468 b.push_typeinfo(tinfo->nextOf()); |
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469 // finish |
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470 b.finalize(ir.irGlobal); |
| 106 | 471 } |
| 472 | |
|
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473 /* ========================================================================= */ |
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474 |
| 106 | 475 void TypeInfoStaticArrayDeclaration::llvmDefine() |
| 52 | 476 { |
|
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477 Logger::println("TypeInfoStaticArrayDeclaration::llvmDefine() %s", toChars()); |
|
105
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478 LOG_SCOPE; |
|
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479 |
|
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480 assert(tinfo->ty == Tsarray); |
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481 TypeSArray *tc = (TypeSArray *)tinfo; |
| 52 | 482 |
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483 TypeInfoBuilder b(Type::typeinfostaticarray); |
|
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484 |
|
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485 // value typeinfo |
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486 b.push_typeinfo(tc->nextOf()); |
| 52 | 487 |
|
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488 // length |
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489 b.push(DtoConstSize_t((size_t)tc->dim->toUInteger())); |
|
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490 |
|
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491 // finish |
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492 b.finalize(ir.irGlobal); |
| 106 | 493 } |
|
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494 |
|
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495 /* ========================================================================= */ |
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496 |
| 106 | 497 void TypeInfoAssociativeArrayDeclaration::llvmDefine() |
| 498 { | |
|
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499 Logger::println("TypeInfoAssociativeArrayDeclaration::llvmDefine() %s", toChars()); |
|
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500 LOG_SCOPE; |
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501 |
|
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502 assert(tinfo->ty == Taarray); |
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503 TypeAArray *tc = (TypeAArray *)tinfo; |
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504 |
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505 TypeInfoBuilder b(Type::typeinfoassociativearray); |
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506 |
|
109
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507 // value typeinfo |
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508 b.push_typeinfo(tc->nextOf()); |
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509 |
|
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510 // key typeinfo |
|
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511 b.push_typeinfo(tc->index); |
|
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512 |
|
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513 // finish |
|
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514 b.finalize(ir.irGlobal); |
| 106 | 515 } |
| 516 | |
|
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517 /* ========================================================================= */ |
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518 |
| 106 | 519 void TypeInfoFunctionDeclaration::llvmDefine() |
| 52 | 520 { |
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521 Logger::println("TypeInfoFunctionDeclaration::llvmDefine() %s", toChars()); |
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522 LOG_SCOPE; |
| 52 | 523 |
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524 TypeInfoBuilder b(Type::typeinfofunction); |
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525 // TypeInfo base |
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526 b.push_typeinfo(tinfo->nextOf()); |
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527 // finish |
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528 b.finalize(ir.irGlobal); |
| 106 | 529 } |
| 530 | |
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531 /* ========================================================================= */ |
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532 |
| 106 | 533 void TypeInfoDelegateDeclaration::llvmDefine() |
| 52 | 534 { |
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535 Logger::println("TypeInfoDelegateDeclaration::llvmDefine() %s", toChars()); |
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536 LOG_SCOPE; |
| 52 | 537 |
| 538 assert(tinfo->ty == Tdelegate); | |
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539 Type* ret_type = tinfo->nextOf()->nextOf(); |
| 52 | 540 |
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541 TypeInfoBuilder b(Type::typeinfodelegate); |
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542 // TypeInfo base |
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543 b.push_typeinfo(ret_type); |
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544 // finish |
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545 b.finalize(ir.irGlobal); |
| 106 | 546 } |
| 547 | |
|
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548 /* ========================================================================= */ |
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549 |
| 106 | 550 void TypeInfoStructDeclaration::llvmDefine() |
| 551 { | |
| 552 Logger::println("TypeInfoStructDeclaration::llvmDefine() %s", toChars()); | |
| 72 | 553 LOG_SCOPE; |
| 554 | |
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555 // make sure struct is resolved |
| 72 | 556 assert(tinfo->ty == Tstruct); |
| 557 TypeStruct *tc = (TypeStruct *)tinfo; | |
| 558 StructDeclaration *sd = tc->sym; | |
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559 |
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560 // can't emit typeinfo for forward declarations |
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561 if (sd->sizeok != 1) |
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562 { |
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563 sd->error("cannot emit TypeInfo for forward declaration"); |
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564 fatal(); |
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565 } |
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566 |
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567 sd->codegen(Type::sir); |
| 72 | 568 |
| 569 ClassDeclaration* base = Type::typeinfostruct; | |
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570 base->codegen(Type::sir); |
| 72 | 571 |
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572 const LLStructType* stype = isaStruct(base->type->irtype->getPA()); |
| 72 | 573 |
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574 // vtbl |
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575 std::vector<LLConstant*> sinits; |
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576 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
| 72 | 577 |
|
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578 // monitor |
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579 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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580 |
| 72 | 581 // char[] name |
| 582 char *name = sd->toPrettyChars(); | |
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583 sinits.push_back(DtoConstString(name)); |
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584 //Logger::println("************** A"); |
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585 assert(sinits.back()->getType() == stype->getElementType(2)); |
| 72 | 586 |
| 587 // void[] init | |
|
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588 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
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589 #if 0 |
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590 // the implementation of TypeInfo_Struct uses this to determine size. :/ |
| 72 | 591 if (sd->zeroInit) // 0 initializer, or the same as the base type |
| 592 { | |
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593 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), llvm::ConstantPointerNull::get(initpt))); |
| 72 | 594 } |
| 595 else | |
|
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596 #endif |
| 72 | 597 { |
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598 size_t cisize = getTypeStoreSize(tc->irtype->getPA().get()); |
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599 LLConstant* cicast = llvm::ConstantExpr::getBitCast(sd->ir.irStruct->getInitSymbol(), initpt); |
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600 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
| 72 | 601 } |
| 602 | |
| 603 // toX functions ground work | |
| 604 FuncDeclaration *fd; | |
| 605 FuncDeclaration *fdx; | |
| 606 TypeFunction *tf; | |
| 607 Type *ta; | |
| 608 Dsymbol *s; | |
| 609 | |
| 610 static TypeFunction *tftohash; | |
| 611 static TypeFunction *tftostring; | |
| 612 | |
| 613 if (!tftohash) | |
| 614 { | |
| 615 Scope sc; | |
| 616 | |
| 617 tftohash = new TypeFunction(NULL, Type::thash_t, 0, LINKd); | |
| 618 tftohash = (TypeFunction *)tftohash->semantic(0, &sc); | |
| 619 | |
| 620 tftostring = new TypeFunction(NULL, Type::tchar->arrayOf(), 0, LINKd); | |
| 621 tftostring = (TypeFunction *)tftostring->semantic(0, &sc); | |
| 622 } | |
| 623 | |
| 624 TypeFunction *tfeqptr; | |
| 625 { | |
| 626 Scope sc; | |
| 627 Arguments *arguments = new Arguments; | |
| 628 Argument *arg = new Argument(STCin, tc->pointerTo(), NULL, NULL); | |
| 629 | |
| 630 arguments->push(arg); | |
| 631 tfeqptr = new TypeFunction(arguments, Type::tint32, 0, LINKd); | |
| 632 tfeqptr = (TypeFunction *)tfeqptr->semantic(0, &sc); | |
| 633 } | |
| 634 | |
| 635 #if 0 | |
| 636 TypeFunction *tfeq; | |
| 637 { | |
| 638 Scope sc; | |
| 639 Array *arguments = new Array; | |
| 640 Argument *arg = new Argument(In, tc, NULL, NULL); | |
| 641 | |
| 642 arguments->push(arg); | |
| 643 tfeq = new TypeFunction(arguments, Type::tint32, 0, LINKd); | |
| 644 tfeq = (TypeFunction *)tfeq->semantic(0, &sc); | |
| 645 } | |
| 646 #endif | |
| 647 | |
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648 //Logger::println("************** B"); |
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649 const LLPointerType* ptty = isaPointer(stype->getElementType(4)); |
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650 assert(ptty); |
| 72 | 651 |
| 652 s = search_function(sd, Id::tohash); | |
| 653 fdx = s ? s->isFuncDeclaration() : NULL; | |
| 654 if (fdx) | |
| 655 { | |
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656 fd = fdx->overloadExactMatch(tftohash, getModule()); |
| 72 | 657 if (fd) { |
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658 fd->codegen(Type::sir); |
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659 assert(fd->ir.irFunc->func != 0); |
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660 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
| 72 | 661 assert(c); |
| 662 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
| 663 sinits.push_back(c); | |
| 664 } | |
| 665 else { | |
| 666 //fdx->error("must be declared as extern (D) uint toHash()"); | |
| 667 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 668 } | |
| 669 } | |
| 670 else { | |
| 671 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 672 } | |
| 673 | |
| 674 s = search_function(sd, Id::eq); | |
| 675 fdx = s ? s->isFuncDeclaration() : NULL; | |
| 676 for (int i = 0; i < 2; i++) | |
| 677 { | |
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678 //Logger::println("************** C %d", i); |
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679 ptty = isaPointer(stype->getElementType(5+i)); |
| 72 | 680 if (fdx) |
| 681 { | |
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682 fd = fdx->overloadExactMatch(tfeqptr, getModule()); |
| 72 | 683 if (fd) { |
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684 fd->codegen(Type::sir); |
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685 assert(fd->ir.irFunc->func != 0); |
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686 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
| 72 | 687 assert(c); |
| 688 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
| 689 sinits.push_back(c); | |
| 690 } | |
| 691 else { | |
| 692 //fdx->error("must be declared as extern (D) int %s(%s*)", fdx->toChars(), sd->toChars()); | |
| 693 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 694 } | |
| 695 } | |
| 696 else { | |
| 697 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 698 } | |
| 699 | |
| 700 s = search_function(sd, Id::cmp); | |
| 701 fdx = s ? s->isFuncDeclaration() : NULL; | |
| 702 } | |
| 703 | |
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704 //Logger::println("************** D"); |
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705 ptty = isaPointer(stype->getElementType(7)); |
| 72 | 706 s = search_function(sd, Id::tostring); |
| 707 fdx = s ? s->isFuncDeclaration() : NULL; | |
| 708 if (fdx) | |
| 709 { | |
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710 fd = fdx->overloadExactMatch(tftostring, getModule()); |
| 72 | 711 if (fd) { |
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712 fd->codegen(Type::sir); |
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713 assert(fd->ir.irFunc->func != 0); |
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714 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
| 72 | 715 assert(c); |
| 716 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
| 717 sinits.push_back(c); | |
| 718 } | |
| 719 else { | |
| 720 //fdx->error("must be declared as extern (D) char[] toString()"); | |
| 721 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 722 } | |
| 723 } | |
| 724 else { | |
| 725 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
| 726 } | |
| 727 | |
| 728 // uint m_flags; | |
|
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729 sinits.push_back(DtoConstUint(tc->hasPointers())); |
| 72 | 730 |
|
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731 #if DMDV2 |
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732 |
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733 // const(MemberInfo[]) function(in char[]) xgetMembers; |
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|
734 sinits.push_back(LLConstant::getNullValue(stype->getElementType(sinits.size()))); |
|
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
663
diff
changeset
|
735 |
|
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
663
diff
changeset
|
736 //void function(void*) xdtor; |
|
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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diff
changeset
|
737 sinits.push_back(LLConstant::getNullValue(stype->getElementType(sinits.size()))); |
|
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
663
diff
changeset
|
738 |
|
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
663
diff
changeset
|
739 //void function(void*) xpostblit; |
|
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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diff
changeset
|
740 sinits.push_back(LLConstant::getNullValue(stype->getElementType(sinits.size()))); |
|
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
741 |
|
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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diff
changeset
|
742 #endif |
|
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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diff
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|
743 |
|
797
340acf1535d0
Removed KDevelop3 project files, CMake can generate them just fine!
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
796
diff
changeset
|
744 // create the inititalizer |
|
340acf1535d0
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
745 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
|
340acf1535d0
Removed KDevelop3 project files, CMake can generate them just fine!
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parents:
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diff
changeset
|
746 |
|
340acf1535d0
Removed KDevelop3 project files, CMake can generate them just fine!
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
747 // refine global type |
|
340acf1535d0
Removed KDevelop3 project files, CMake can generate them just fine!
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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diff
changeset
|
748 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
|
340acf1535d0
Removed KDevelop3 project files, CMake can generate them just fine!
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
749 |
|
340acf1535d0
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Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
750 // set the initializer |
|
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|
751 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
| 106 | 752 } |
| 753 | |
|
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754 /* ========================================================================= */ |
|
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|
755 |
| 106 | 756 void TypeInfoClassDeclaration::llvmDefine() |
| 757 { | |
| 758 Logger::println("TypeInfoClassDeclaration::llvmDefine() %s", toChars()); | |
| 759 LOG_SCOPE; | |
| 760 | |
|
1245
465a77c904d4
Fixed all issues preventing Tango 0.99.8 to compile with `sh build-tango.sh --verbose ldc'.
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|
761 // make sure class is resolved |
|
465a77c904d4
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|
762 assert(tinfo->ty == Tclass); |
|
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|
763 TypeClass *tc = (TypeClass *)tinfo; |
|
465a77c904d4
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|
764 tc->sym->codegen(Type::sir); |
|
465a77c904d4
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|
765 |
|
1374
e630ff79e10d
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Tomas Lindquist Olsen <tomas.l.olsen gmail com>
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|
766 TypeInfoBuilder b(Type::typeinfoclass); |
| 106 | 767 |
|
1374
e630ff79e10d
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|
768 // TypeInfo base |
|
e630ff79e10d
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|
769 b.push_classinfo(tc->sym); |
| 106 | 770 |
|
1374
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changeset
|
771 // finish |
|
e630ff79e10d
Cleaned up TypeInfo generation, still need to do TypeInfo_Struct/Tuple. Eventually do ClassInfo and ModuleInfo as well using same interface.
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|
772 b.finalize(ir.irGlobal); |
| 106 | 773 } |
| 774 | |
|
58
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|
775 /* ========================================================================= */ |
|
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776 |
| 106 | 777 void TypeInfoInterfaceDeclaration::llvmDefine() |
| 778 { | |
|
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|
779 Logger::println("TypeInfoInterfaceDeclaration::llvmDefine() %s", toChars()); |
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|
780 LOG_SCOPE; |
|
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|
781 |
|
1245
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parents:
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|
782 // make sure interface is resolved |
|
465a77c904d4
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|
783 assert(tinfo->ty == Tclass); |
|
465a77c904d4
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changeset
|
784 TypeClass *tc = (TypeClass *)tinfo; |
|
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Fixed all issues preventing Tango 0.99.8 to compile with `sh build-tango.sh --verbose ldc'.
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|
785 tc->sym->codegen(Type::sir); |
|
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|
786 |
|
1374
e630ff79e10d
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|
787 TypeInfoBuilder b(Type::typeinfointerface); |
|
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788 |
|
1374
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|
789 // TypeInfo base |
|
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790 b.push_classinfo(tc->sym); |
|
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791 |
|
1374
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|
792 // finish |
|
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|
793 b.finalize(ir.irGlobal); |
| 106 | 794 } |
| 795 | |
|
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796 /* ========================================================================= */ |
|
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797 |
| 106 | 798 void TypeInfoTupleDeclaration::llvmDefine() |
| 799 { | |
|
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800 Logger::println("TypeInfoTupleDeclaration::llvmDefine() %s", toChars()); |
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|
801 LOG_SCOPE; |
|
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|
802 |
|
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|
803 // init typeinfo class |
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|
804 ClassDeclaration* base = Type::typeinfotypelist; |
|
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|
805 assert(base); |
|
1148
3d1b16dabd25
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diff
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|
806 base->codegen(Type::sir); |
|
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|
807 |
|
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|
808 // get type of typeinfo class |
|
1364
46f6365a50d7
Added IrTypeFunction and IrTypeDelegate and eliminated IrDType. This means the Type::ir field can be removed. It's the final part needed for the move to a slightly more sane type system. Now the whole thing just needs to be cleaned up :P
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|
809 const LLStructType* stype = isaStruct(base->type->irtype->getPA()); |
|
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|
810 |
|
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|
811 // initializer vector |
|
213
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|
812 std::vector<LLConstant*> sinits; |
|
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|
813 // first is always the vtable |
|
1228
79758fd2f48a
Added Doxygen file.
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1156
diff
changeset
|
814 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
|
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815 |
|
115
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[svn r119] Added the monitor data field that comes after the vtable pointer to all classes. Represented as a void* initialized to zero.
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|
816 // monitor |
|
244
a95056b3c996
[svn r261] Fixed debug info for integer and floating local variables, can now be inspected in GDB.
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|
817 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
|
115
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|
818 |
|
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|
819 // create elements array |
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820 assert(tinfo->ty == Ttuple); |
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|
821 TypeTuple *tu = (TypeTuple *)tinfo; |
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822 |
|
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823 size_t dim = tu->arguments->dim; |
|
213
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|
824 std::vector<LLConstant*> arrInits; |
|
113
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|
825 |
|
1364
46f6365a50d7
Added IrTypeFunction and IrTypeDelegate and eliminated IrDType. This means the Type::ir field can be removed. It's the final part needed for the move to a slightly more sane type system. Now the whole thing just needs to be cleaned up :P
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diff
changeset
|
826 const LLType* tiTy = Type::typeinfo->type->irtype->getPA(); |
|
133
44a95ac7368a
[svn r137] Many fixes towards tango.io.Console working, but not quite there yet...
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|
827 tiTy = getPtrToType(tiTy); |
|
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|
828 |
|
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|
829 for (size_t i = 0; i < dim; i++) |
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830 { |
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|
831 Argument *arg = (Argument *)tu->arguments->data[i]; |
|
275
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|
832 LLConstant* castbase = DtoTypeInfoOf(arg->type, true); |
|
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|
833 assert(castbase->getType() == tiTy); |
|
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|
834 arrInits.push_back(castbase); |
|
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|
835 } |
|
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|
836 |
|
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|
837 // build array type |
|
244
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|
838 const LLArrayType* arrTy = LLArrayType::get(tiTy, dim); |
|
213
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|
839 LLConstant* arrC = llvm::ConstantArray::get(arrTy, arrInits); |
|
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|
840 |
|
522
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Fix TypeInfo_Tuple array initialization.
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diff
changeset
|
841 // need the pointer to the first element of arrC, so create a global for it |
|
918
a4fcc13da3cd
Changed templates and typeinfo to use linkonce linkage instead of weak linkage, this should fix inlining problems, fixing bug #197 . If problems show up, it's easy to change it back by changing the define in mars.h . I'm 95% sure this is safe, given how we handle templates.
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diff
changeset
|
842 llvm::GlobalValue::LinkageTypes _linkage = llvm::GlobalValue::InternalLinkage; |
|
522
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diff
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|
843 llvm::GlobalVariable* gvar = new llvm::GlobalVariable(arrTy,true,_linkage,arrC,".tupleelements",gIR->module); |
|
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diff
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|
844 |
|
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changeset
|
845 // get pointer to first element |
|
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diff
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|
846 llvm::ConstantInt* zero = DtoConstSize_t(0); |
|
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|
847 LLConstant* idxs[2] = { zero, zero }; |
|
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diff
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|
848 LLConstant* arrptr = llvm::ConstantExpr::getGetElementPtr(gvar, idxs, 2); |
|
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|
849 |
|
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|
850 // build the slice |
|
522
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|
851 LLConstant* slice = DtoConstSlice(DtoConstSize_t(dim), arrptr); |
|
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852 sinits.push_back(slice); |
|
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853 |
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854 // create the inititalizer |
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855 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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856 |
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857 // refine global type |
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858 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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859 |
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860 // set the initializer |
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861 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
| 106 | 862 } |
| 863 | |
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864 /* ========================================================================= */ |
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865 |
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866 #if DMDV2 |
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867 |
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868 void TypeInfoConstDeclaration::llvmDefine() |
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869 { |
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870 Logger::println("TypeInfoConstDeclaration::llvmDefine() %s", toChars()); |
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871 LOG_SCOPE; |
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872 |
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873 TypeInfoBuilder b(Type::typeinfoconst); |
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874 // TypeInfo base |
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875 b.push_typeinfo(tinfo->mutableOf()->merge()); |
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876 // finish |
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877 b.finalize(ir.irGlobal); |
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878 } |
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879 |
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880 /* ========================================================================= */ |
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881 |
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882 void TypeInfoInvariantDeclaration::llvmDefine() |
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883 { |
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884 Logger::println("TypeInfoInvariantDeclaration::llvmDefine() %s", toChars()); |
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761
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885 LOG_SCOPE; |
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886 |
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887 TypeInfoBuilder b(Type::typeinfoinvariant); |
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888 // TypeInfo base |
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889 b.push_typeinfo(tinfo->mutableOf()->merge()); |
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890 // finish |
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891 b.finalize(ir.irGlobal); |
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892 } |
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893 |
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766
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894 #endif |