Mercurial > projects > ldc
annotate gen/typinf.cpp @ 1358:78038e540342
Fix overload resolution issue in dmd bug 313/314 fix.
author | Christian Kamm <kamm incasoftware de> |
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date | Sat, 16 May 2009 12:17:33 +0200 |
parents | 712662f45ee4 |
children | 46f6365a50d7 |
rev | line source |
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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" |
54
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37 #include "gen/tollvm.h" |
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38 #include "gen/llvmhelpers.h" |
54
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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" |
1 | 44 |
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45 #include "ir/irvar.h" |
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46 |
1 | 47 /******************************************* |
48 * Get a canonicalized form of the TypeInfo for use with the internal | |
49 * runtime library routines. Canonicalized in that static arrays are | |
50 * represented as dynamic arrays, enums are represented by their | |
51 * underlying type, etc. This reduces the number of TypeInfo's needed, | |
52 * so we can use the custom internal ones more. | |
53 */ | |
54 | |
55 Expression *Type::getInternalTypeInfo(Scope *sc) | |
56 { TypeInfoDeclaration *tid; | |
57 Expression *e; | |
58 Type *t; | |
59 static TypeInfoDeclaration *internalTI[TMAX]; | |
60 | |
61 //printf("Type::getInternalTypeInfo() %s\n", toChars()); | |
62 t = toBasetype(); | |
63 switch (t->ty) | |
64 { | |
65 case Tsarray: | |
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66 #if 0 |
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67 // convert to corresponding dynamic array type |
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68 t = t->nextOf()->mutableOf()->arrayOf(); |
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69 #endif |
1 | 70 break; |
71 | |
72 case Tclass: | |
73 if (((TypeClass *)t)->sym->isInterfaceDeclaration()) | |
74 break; | |
75 goto Linternal; | |
76 | |
77 case Tarray: | |
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78 #if DMDV2 |
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79 // convert to corresponding dynamic array type |
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80 t = t->nextOf()->mutableOf()->arrayOf(); |
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81 #endif |
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82 if (t->nextOf()->ty != Tclass) |
1 | 83 break; |
84 goto Linternal; | |
85 | |
86 case Tfunction: | |
87 case Tdelegate: | |
88 case Tpointer: | |
89 Linternal: | |
90 tid = internalTI[t->ty]; | |
91 if (!tid) | |
92 { tid = new TypeInfoDeclaration(t, 1); | |
93 internalTI[t->ty] = tid; | |
94 } | |
95 e = new VarExp(0, tid); | |
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96 e = e->addressOf(sc); |
1 | 97 e->type = tid->type; // do this so we don't get redundant dereference |
98 return e; | |
99 | |
100 default: | |
101 break; | |
102 } | |
103 //printf("\tcalling getTypeInfo() %s\n", t->toChars()); | |
104 return t->getTypeInfo(sc); | |
105 } | |
106 | |
107 /**************************************************** | |
108 * Get the exact TypeInfo. | |
109 */ | |
110 | |
111 Expression *Type::getTypeInfo(Scope *sc) | |
112 { | |
113 Expression *e; | |
114 Type *t; | |
115 | |
116 //printf("Type::getTypeInfo() %p, %s\n", this, toChars()); | |
117 t = merge(); // do this since not all Type's are merge'd | |
118 if (!t->vtinfo) | |
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119 { |
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120 #if DMDV2 |
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121 if (t->isConst()) |
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122 t->vtinfo = new TypeInfoConstDeclaration(t); |
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123 else if (t->isInvariant()) |
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124 t->vtinfo = new TypeInfoInvariantDeclaration(t); |
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125 else |
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126 #endif |
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127 t->vtinfo = t->getTypeInfoDeclaration(); |
1 | 128 assert(t->vtinfo); |
129 | |
130 /* If this has a custom implementation in std/typeinfo, then | |
131 * do not generate a COMDAT for it. | |
132 */ | |
133 if (!t->builtinTypeInfo()) | |
134 { // Generate COMDAT | |
135 if (sc) // if in semantic() pass | |
136 { // Find module that will go all the way to an object file | |
137 Module *m = sc->module->importedFrom; | |
138 m->members->push(t->vtinfo); | |
139 } | |
140 else // if in obj generation pass | |
141 { | |
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142 #if IN_DMD |
336 | 143 t->vtinfo->toObjFile(0); // TODO: multiobj |
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144 #else |
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145 t->vtinfo->codegen(sir); |
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146 #endif |
1 | 147 } |
148 } | |
149 } | |
150 e = new VarExp(0, t->vtinfo); | |
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151 e = e->addressOf(sc); |
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152 e->type = t->vtinfo->type; // do this so we don't get redundant dereference |
1 | 153 return e; |
154 } | |
155 | |
52 | 156 enum RET TypeFunction::retStyle() |
157 { | |
158 return RETstack; | |
159 } | |
1 | 160 |
161 TypeInfoDeclaration *Type::getTypeInfoDeclaration() | |
162 { | |
163 //printf("Type::getTypeInfoDeclaration() %s\n", toChars()); | |
164 return new TypeInfoDeclaration(this, 0); | |
165 } | |
166 | |
52 | 167 TypeInfoDeclaration *TypeTypedef::getTypeInfoDeclaration() |
1 | 168 { |
52 | 169 return new TypeInfoTypedefDeclaration(this); |
1 | 170 } |
171 | |
52 | 172 TypeInfoDeclaration *TypePointer::getTypeInfoDeclaration() |
173 { | |
174 return new TypeInfoPointerDeclaration(this); | |
175 } | |
1 | 176 |
177 TypeInfoDeclaration *TypeDArray::getTypeInfoDeclaration() | |
178 { | |
179 return new TypeInfoArrayDeclaration(this); | |
180 } | |
181 | |
182 TypeInfoDeclaration *TypeSArray::getTypeInfoDeclaration() | |
183 { | |
184 return new TypeInfoStaticArrayDeclaration(this); | |
185 } | |
186 | |
187 TypeInfoDeclaration *TypeAArray::getTypeInfoDeclaration() | |
188 { | |
189 return new TypeInfoAssociativeArrayDeclaration(this); | |
190 } | |
191 | |
52 | 192 TypeInfoDeclaration *TypeStruct::getTypeInfoDeclaration() |
193 { | |
194 return new TypeInfoStructDeclaration(this); | |
195 } | |
1 | 196 |
197 TypeInfoDeclaration *TypeClass::getTypeInfoDeclaration() | |
198 { | |
199 if (sym->isInterfaceDeclaration()) | |
200 return new TypeInfoInterfaceDeclaration(this); | |
201 else | |
202 return new TypeInfoClassDeclaration(this); | |
203 } | |
204 | |
205 TypeInfoDeclaration *TypeEnum::getTypeInfoDeclaration() | |
206 { | |
207 return new TypeInfoEnumDeclaration(this); | |
208 } | |
209 | |
210 TypeInfoDeclaration *TypeFunction::getTypeInfoDeclaration() | |
211 { | |
212 return new TypeInfoFunctionDeclaration(this); | |
213 } | |
214 | |
215 TypeInfoDeclaration *TypeDelegate::getTypeInfoDeclaration() | |
216 { | |
217 return new TypeInfoDelegateDeclaration(this); | |
218 } | |
219 | |
220 TypeInfoDeclaration *TypeTuple::getTypeInfoDeclaration() | |
221 { | |
222 return new TypeInfoTupleDeclaration(this); | |
223 } | |
224 | |
225 | |
226 /* ========================================================================= */ | |
227 | |
228 /* These decide if there's an instance for them already in std.typeinfo, | |
229 * because then the compiler doesn't need to build one. | |
230 */ | |
231 | |
232 int Type::builtinTypeInfo() | |
233 { | |
234 return 0; | |
235 } | |
236 | |
237 int TypeBasic::builtinTypeInfo() | |
238 { | |
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239 #if DMDV2 |
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240 return !mod; |
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241 #else |
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242 return 1; |
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243 #endif |
1 | 244 } |
245 | |
246 int TypeDArray::builtinTypeInfo() | |
247 { | |
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248 #if DMDV2 |
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249 return !mod && next->isTypeBasic() != NULL && !next->mod; |
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250 #else |
52 | 251 return next->isTypeBasic() != NULL; |
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252 #endif |
1 | 253 } |
254 | |
255 /* ========================================================================= */ | |
256 | |
52 | 257 ////////////////////////////////////////////////////////////////////////////// |
258 // MAGIC PLACE | |
259 ////////////////////////////////////////////////////////////////////////////// | |
260 | |
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261 void DtoResolveTypeInfo(TypeInfoDeclaration* tid); |
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262 void DtoDeclareTypeInfo(TypeInfoDeclaration* tid); |
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263 void DtoConstInitTypeInfo(TypeInfoDeclaration* tid); |
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264 |
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265 void TypeInfoDeclaration::codegen(Ir*) |
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266 { |
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267 DtoResolveTypeInfo(this); |
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268 } |
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269 |
102
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270 void DtoResolveTypeInfo(TypeInfoDeclaration* tid) |
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271 { |
173
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272 if (tid->ir.resolved) return; |
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273 tid->ir.resolved = true; |
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274 |
132 | 275 Logger::println("DtoResolveTypeInfo(%s)", tid->toChars()); |
52 | 276 LOG_SCOPE; |
65 | 277 |
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278 IrGlobal* irg = new IrGlobal(tid); |
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279 |
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280 std::string mangle(tid->mangle()); |
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281 |
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282 irg->value = gIR->module->getGlobalVariable(mangle); |
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283 if (!irg->value) |
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284 irg->value = new llvm::GlobalVariable(irg->type.get(), true, |
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285 TYPEINFO_LINKAGE_TYPE, NULL, mangle, gIR->module); |
102
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286 |
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287 tid->ir.irGlobal = irg; |
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288 |
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289 #ifdef USE_METADATA |
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290 // Add some metadata for use by optimization passes. |
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291 std::string metaname = std::string(TD_PREFIX) + mangle; |
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292 LLGlobalVariable* meta = gIR->module->getGlobalVariable(metaname); |
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293 // Don't generate metadata for non-concrete types |
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294 // (such as tuple types, slice types, typeof(expr), etc.) |
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295 if (!meta && tid->tinfo->toBasetype()->ty < Terror) { |
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296 // Construct the fields |
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297 MDNodeField* mdVals[TD_NumFields]; |
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298 if (TD_Confirm >= 0) |
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299 mdVals[TD_Confirm] = llvm::cast<MDNodeField>(irg->value); |
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300 mdVals[TD_Type] = llvm::UndefValue::get(DtoType(tid->tinfo)); |
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301 // Construct the metadata |
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302 llvm::MDNode* metadata = llvm::MDNode::get(mdVals, TD_NumFields); |
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303 // Insert it into the module |
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304 new llvm::GlobalVariable(metadata->getType(), true, |
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305 METADATA_LINKAGE_TYPE, metadata, metaname, gIR->module); |
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306 } |
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307 #endif |
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308 |
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309 DtoDeclareTypeInfo(tid); |
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310 } |
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311 |
102
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312 void DtoDeclareTypeInfo(TypeInfoDeclaration* tid) |
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313 { |
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314 DtoResolveTypeInfo(tid); |
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315 |
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316 if (tid->ir.declared) return; |
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317 tid->ir.declared = true; |
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318 |
132 | 319 Logger::println("DtoDeclareTypeInfo(%s)", tid->toChars()); |
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320 LOG_SCOPE; |
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321 |
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322 IrGlobal* irg = tid->ir.irGlobal; |
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323 |
102
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324 std::string mangled(tid->mangle()); |
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325 |
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326 Logger::println("type = '%s'", tid->tinfo->toChars()); |
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327 Logger::println("typeinfo mangle: %s", mangled.c_str()); |
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328 |
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329 assert(irg->value != NULL); |
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330 |
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331 // this is a declaration of a builtin __initZ var |
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332 if (tid->tinfo->builtinTypeInfo()) { |
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333 // fixup the global |
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334 const llvm::Type* rty = Type::typeinfo->type->ir.type->get(); |
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335 llvm::cast<llvm::OpaqueType>(irg->type.get())->refineAbstractTypeTo(rty); |
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336 LLGlobalVariable* g = isaGlobalVar(irg->value); |
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337 g->setLinkage(llvm::GlobalValue::ExternalLinkage); |
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338 return; |
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339 } |
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340 |
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341 // custom typedef |
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342 DtoConstInitTypeInfo(tid); |
52 | 343 } |
344 | |
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345 void DtoConstInitTypeInfo(TypeInfoDeclaration* tid) |
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346 { |
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347 if (tid->ir.initialized) return; |
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348 tid->ir.initialized = true; |
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349 |
132 | 350 Logger::println("DtoConstInitTypeInfo(%s)", tid->toChars()); |
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351 LOG_SCOPE; |
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352 |
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353 tid->llvmDefine(); |
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354 } |
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355 |
52 | 356 /* ========================================================================= */ |
357 | |
106 | 358 void TypeInfoDeclaration::llvmDefine() |
359 { | |
360 assert(0 && "TypeInfoDeclaration::llvmDeclare"); | |
52 | 361 } |
362 | |
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363 /* ========================================================================= */ |
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364 |
106 | 365 void TypeInfoTypedefDeclaration::llvmDefine() |
366 { | |
367 Logger::println("TypeInfoTypedefDeclaration::llvmDefine() %s", toChars()); | |
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368 LOG_SCOPE; |
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369 |
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370 ClassDeclaration* base = Type::typeinfotypedef; |
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371 base->codegen(Type::sir); |
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372 |
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373 // vtbl |
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374 std::vector<LLConstant*> sinits; |
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375 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
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376 |
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377 // monitor |
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378 sinits.push_back(getNullPtr(getPtrToType(LLType::Int8Ty))); |
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379 |
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380 assert(tinfo->ty == Ttypedef); |
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381 TypeTypedef *tc = (TypeTypedef *)tinfo; |
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382 TypedefDeclaration *sd = tc->sym; |
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383 |
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384 // TypeInfo base |
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385 sd->basetype = sd->basetype->merge(); // DMD does this! |
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386 LLConstant* castbase = DtoTypeInfoOf(sd->basetype, true); |
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387 sinits.push_back(castbase); |
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388 |
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389 // char[] name |
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390 char *name = sd->toPrettyChars(); |
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391 sinits.push_back(DtoConstString(name)); |
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392 |
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393 // void[] init |
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394 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
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395 if (tinfo->isZeroInit() || !sd->init) // 0 initializer, or the same as the base type |
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396 { |
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397 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), getNullPtr(initpt))); |
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398 } |
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399 else |
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400 { |
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401 LLConstant* ci = DtoConstInitializer(sd->loc, sd->basetype, sd->init); |
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402 std::string ciname(sd->mangle()); |
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403 ciname.append("__init"); |
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404 llvm::GlobalVariable* civar = new llvm::GlobalVariable(DtoType(sd->basetype),true,llvm::GlobalValue::InternalLinkage,ci,ciname,gIR->module); |
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405 LLConstant* cicast = llvm::ConstantExpr::getBitCast(civar, initpt); |
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406 size_t cisize = getTypeStoreSize(DtoType(sd->basetype)); |
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407 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
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408 } |
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409 |
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410 // create the inititalizer |
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411 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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412 |
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413 // refine global type |
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414 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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415 |
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416 // set the initializer |
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417 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 418 } |
54
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419 |
58
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420 /* ========================================================================= */ |
52 | 421 |
106 | 422 void TypeInfoEnumDeclaration::llvmDefine() |
423 { | |
424 Logger::println("TypeInfoEnumDeclaration::llvmDefine() %s", toChars()); | |
58
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425 LOG_SCOPE; |
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426 |
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427 ClassDeclaration* base = Type::typeinfoenum; |
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428 base->codegen(Type::sir); |
58
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429 |
115
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430 // vtbl |
213
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431 std::vector<LLConstant*> sinits; |
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432 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
58
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433 |
115
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434 // monitor |
244
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435 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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436 |
58
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437 assert(tinfo->ty == Tenum); |
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438 TypeEnum *tc = (TypeEnum *)tinfo; |
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439 EnumDeclaration *sd = tc->sym; |
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440 |
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441 // TypeInfo base |
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442 LLConstant* castbase = DtoTypeInfoOf(sd->memtype, true); |
58
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443 sinits.push_back(castbase); |
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444 |
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445 // char[] name |
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446 char *name = sd->toPrettyChars(); |
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447 sinits.push_back(DtoConstString(name)); |
58
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448 |
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449 // void[] init |
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450 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
71
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451 if (tinfo->isZeroInit() || !sd->defaultval) // 0 initializer, or the same as the base type |
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452 { |
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453 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), llvm::ConstantPointerNull::get(initpt))); |
71
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454 } |
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455 else |
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456 { |
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457 #if DMDV2 |
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458 assert(0 && "initializer not implemented"); |
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459 #else |
213
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460 const LLType* memty = DtoType(sd->memtype); |
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461 LLConstant* ci = llvm::ConstantInt::get(memty, sd->defaultval, !sd->memtype->isunsigned()); |
71
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462 std::string ciname(sd->mangle()); |
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463 ciname.append("__init"); |
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464 llvm::GlobalVariable* civar = new llvm::GlobalVariable(memty,true,llvm::GlobalValue::InternalLinkage,ci,ciname,gIR->module); |
213
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465 LLConstant* cicast = llvm::ConstantExpr::getBitCast(civar, initpt); |
133
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466 size_t cisize = getTypeStoreSize(memty); |
81
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467 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
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468 #endif |
71
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469 } |
58
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470 |
797
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471 // create the inititalizer |
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472 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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473 |
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474 // refine global type |
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475 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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476 |
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477 // set the initializer |
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478 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 479 } |
58
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480 |
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481 /* ========================================================================= */ |
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482 |
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483 static void LLVM_D_Define_TypeInfoBase(Type* basetype, TypeInfoDeclaration* tid, ClassDeclaration* cd) |
58
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484 { |
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485 ClassDeclaration* base = cd; |
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486 base->codegen(Type::sir); |
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487 |
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488 // vtbl |
213
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489 std::vector<LLConstant*> sinits; |
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490 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
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491 |
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492 // monitor |
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493 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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494 |
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495 // TypeInfo base |
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496 LLConstant* castbase = DtoTypeInfoOf(basetype, true); |
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497 sinits.push_back(castbase); |
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498 |
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499 // create the inititalizer |
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500 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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501 |
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502 // refine global type |
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503 llvm::cast<llvm::OpaqueType>(tid->ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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504 |
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505 // set the initializer |
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506 isaGlobalVar(tid->ir.irGlobal->value)->setInitializer(tiInit); |
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507 } |
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508 |
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509 /* ========================================================================= */ |
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510 |
106 | 511 void TypeInfoPointerDeclaration::llvmDefine() |
512 { | |
513 Logger::println("TypeInfoPointerDeclaration::llvmDefine() %s", toChars()); | |
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514 LOG_SCOPE; |
52 | 515 |
516 assert(tinfo->ty == Tpointer); | |
517 TypePointer *tc = (TypePointer *)tinfo; | |
518 | |
106 | 519 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfopointer); |
520 } | |
521 | |
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522 /* ========================================================================= */ |
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523 |
106 | 524 void TypeInfoArrayDeclaration::llvmDefine() |
525 { | |
526 Logger::println("TypeInfoArrayDeclaration::llvmDefine() %s", toChars()); | |
527 LOG_SCOPE; | |
528 | |
529 assert(tinfo->ty == Tarray); | |
530 TypeDArray *tc = (TypeDArray *)tinfo; | |
531 | |
532 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfoarray); | |
533 } | |
534 | |
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535 /* ========================================================================= */ |
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536 |
106 | 537 void TypeInfoStaticArrayDeclaration::llvmDefine() |
52 | 538 { |
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539 Logger::println("TypeInfoStaticArrayDeclaration::llvmDefine() %s", toChars()); |
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540 LOG_SCOPE; |
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541 |
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542 // init typeinfo class |
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543 ClassDeclaration* base = Type::typeinfostaticarray; |
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544 base->codegen(Type::sir); |
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545 |
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546 // get type of typeinfo class |
244
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547 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
52 | 548 |
105
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549 // initializer vector |
213
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550 std::vector<LLConstant*> sinits; |
105
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551 // first is always the vtable |
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552 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
105
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553 |
115
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554 // monitor |
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555 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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556 |
105
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557 // value typeinfo |
52 | 558 assert(tinfo->ty == Tsarray); |
559 TypeSArray *tc = (TypeSArray *)tinfo; | |
275
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560 LLConstant* castbase = DtoTypeInfoOf(tc->next, true); |
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561 assert(castbase->getType() == stype->getElementType(2)); |
105
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562 sinits.push_back(castbase); |
52 | 563 |
105
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564 // length |
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565 sinits.push_back(DtoConstSize_t(tc->dim->toInteger())); |
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566 |
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567 // create the inititalizer |
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568 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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569 |
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570 // refine global type |
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571 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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572 |
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573 // set the initializer |
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574 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 575 } |
105
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576 |
58
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577 /* ========================================================================= */ |
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578 |
106 | 579 void TypeInfoAssociativeArrayDeclaration::llvmDefine() |
580 { | |
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581 Logger::println("TypeInfoAssociativeArrayDeclaration::llvmDefine() %s", toChars()); |
109
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582 LOG_SCOPE; |
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583 |
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584 // init typeinfo class |
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585 ClassDeclaration* base = Type::typeinfoassociativearray; |
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586 base->codegen(Type::sir); |
109
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587 |
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588 // initializer vector |
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589 std::vector<LLConstant*> sinits; |
109
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590 // first is always the vtable |
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591 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
109
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592 |
115
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593 // monitor |
244
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594 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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595 |
109
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596 // get type |
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597 assert(tinfo->ty == Taarray); |
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598 TypeAArray *tc = (TypeAArray *)tinfo; |
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599 |
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600 // value typeinfo |
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601 LLConstant* castbase = DtoTypeInfoOf(tc->next, true); |
109
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602 sinits.push_back(castbase); |
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603 |
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604 // key typeinfo |
275
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605 castbase = DtoTypeInfoOf(tc->index, true); |
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606 sinits.push_back(castbase); |
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607 |
797
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608 // create the inititalizer |
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609 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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610 |
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611 // refine global type |
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612 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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613 |
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614 // set the initializer |
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615 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 616 } |
617 | |
58
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618 /* ========================================================================= */ |
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619 |
106 | 620 void TypeInfoFunctionDeclaration::llvmDefine() |
52 | 621 { |
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622 Logger::println("TypeInfoFunctionDeclaration::llvmDefine() %s", toChars()); |
58
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623 LOG_SCOPE; |
52 | 624 |
625 assert(tinfo->ty == Tfunction); | |
626 TypeFunction *tc = (TypeFunction *)tinfo; | |
627 | |
106 | 628 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfofunction); |
629 } | |
630 | |
58
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631 /* ========================================================================= */ |
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632 |
106 | 633 void TypeInfoDelegateDeclaration::llvmDefine() |
52 | 634 { |
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635 Logger::println("TypeInfoDelegateDeclaration::llvmDefine() %s", toChars()); |
58
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636 LOG_SCOPE; |
52 | 637 |
638 assert(tinfo->ty == Tdelegate); | |
639 TypeDelegate *tc = (TypeDelegate *)tinfo; | |
640 | |
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641 LLVM_D_Define_TypeInfoBase(tc->nextOf()->nextOf(), this, Type::typeinfodelegate); |
106 | 642 } |
643 | |
58
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644 /* ========================================================================= */ |
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645 |
106 | 646 void TypeInfoStructDeclaration::llvmDefine() |
647 { | |
648 Logger::println("TypeInfoStructDeclaration::llvmDefine() %s", toChars()); | |
72 | 649 LOG_SCOPE; |
650 | |
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651 // make sure struct is resolved |
72 | 652 assert(tinfo->ty == Tstruct); |
653 TypeStruct *tc = (TypeStruct *)tinfo; | |
654 StructDeclaration *sd = tc->sym; | |
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655 |
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656 // can't emit typeinfo for forward declarations |
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657 if (sd->sizeok != 1) |
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658 { |
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659 sd->error("cannot emit TypeInfo for forward declaration"); |
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660 fatal(); |
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661 } |
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662 |
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663 sd->codegen(Type::sir); |
72 | 664 |
665 ClassDeclaration* base = Type::typeinfostruct; | |
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666 base->codegen(Type::sir); |
72 | 667 |
244
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668 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
72 | 669 |
115
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670 // vtbl |
213
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671 std::vector<LLConstant*> sinits; |
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672 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
72 | 673 |
115
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674 // monitor |
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675 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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676 |
72 | 677 // char[] name |
678 char *name = sd->toPrettyChars(); | |
81
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679 sinits.push_back(DtoConstString(name)); |
110
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680 //Logger::println("************** A"); |
115
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681 assert(sinits.back()->getType() == stype->getElementType(2)); |
72 | 682 |
683 // void[] init | |
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684 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
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685 #if 0 |
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686 // the implementation of TypeInfo_Struct uses this to determine size. :/ |
72 | 687 if (sd->zeroInit) // 0 initializer, or the same as the base type |
688 { | |
81
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689 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), llvm::ConstantPointerNull::get(initpt))); |
72 | 690 } |
691 else | |
213
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692 #endif |
72 | 693 { |
173
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694 size_t cisize = getTypeStoreSize(tc->ir.type->get()); |
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695 LLConstant* cicast = llvm::ConstantExpr::getBitCast(sd->ir.irStruct->getInitSymbol(), initpt); |
81
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696 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
72 | 697 } |
698 | |
699 // toX functions ground work | |
700 FuncDeclaration *fd; | |
701 FuncDeclaration *fdx; | |
702 TypeFunction *tf; | |
703 Type *ta; | |
704 Dsymbol *s; | |
705 | |
706 static TypeFunction *tftohash; | |
707 static TypeFunction *tftostring; | |
708 | |
709 if (!tftohash) | |
710 { | |
711 Scope sc; | |
712 | |
713 tftohash = new TypeFunction(NULL, Type::thash_t, 0, LINKd); | |
714 tftohash = (TypeFunction *)tftohash->semantic(0, &sc); | |
715 | |
716 tftostring = new TypeFunction(NULL, Type::tchar->arrayOf(), 0, LINKd); | |
717 tftostring = (TypeFunction *)tftostring->semantic(0, &sc); | |
718 } | |
719 | |
720 TypeFunction *tfeqptr; | |
721 { | |
722 Scope sc; | |
723 Arguments *arguments = new Arguments; | |
724 Argument *arg = new Argument(STCin, tc->pointerTo(), NULL, NULL); | |
725 | |
726 arguments->push(arg); | |
727 tfeqptr = new TypeFunction(arguments, Type::tint32, 0, LINKd); | |
728 tfeqptr = (TypeFunction *)tfeqptr->semantic(0, &sc); | |
729 } | |
730 | |
731 #if 0 | |
732 TypeFunction *tfeq; | |
733 { | |
734 Scope sc; | |
735 Array *arguments = new Array; | |
736 Argument *arg = new Argument(In, tc, NULL, NULL); | |
737 | |
738 arguments->push(arg); | |
739 tfeq = new TypeFunction(arguments, Type::tint32, 0, LINKd); | |
740 tfeq = (TypeFunction *)tfeq->semantic(0, &sc); | |
741 } | |
742 #endif | |
743 | |
110
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744 //Logger::println("************** B"); |
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745 const LLPointerType* ptty = isaPointer(stype->getElementType(4)); |
115
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746 assert(ptty); |
72 | 747 |
748 s = search_function(sd, Id::tohash); | |
749 fdx = s ? s->isFuncDeclaration() : NULL; | |
750 if (fdx) | |
751 { | |
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752 fd = fdx->overloadExactMatch(tftohash, getModule()); |
72 | 753 if (fd) { |
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754 fd->codegen(Type::sir); |
173
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755 assert(fd->ir.irFunc->func != 0); |
213
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756 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
72 | 757 assert(c); |
758 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
759 sinits.push_back(c); | |
760 } | |
761 else { | |
762 //fdx->error("must be declared as extern (D) uint toHash()"); | |
763 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
764 } | |
765 } | |
766 else { | |
767 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
768 } | |
769 | |
770 s = search_function(sd, Id::eq); | |
771 fdx = s ? s->isFuncDeclaration() : NULL; | |
772 for (int i = 0; i < 2; i++) | |
773 { | |
110
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774 //Logger::println("************** C %d", i); |
115
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775 ptty = isaPointer(stype->getElementType(5+i)); |
72 | 776 if (fdx) |
777 { | |
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778 fd = fdx->overloadExactMatch(tfeqptr, getModule()); |
72 | 779 if (fd) { |
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780 fd->codegen(Type::sir); |
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781 assert(fd->ir.irFunc->func != 0); |
213
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782 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
72 | 783 assert(c); |
784 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
785 sinits.push_back(c); | |
786 } | |
787 else { | |
788 //fdx->error("must be declared as extern (D) int %s(%s*)", fdx->toChars(), sd->toChars()); | |
789 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
790 } | |
791 } | |
792 else { | |
793 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
794 } | |
795 | |
796 s = search_function(sd, Id::cmp); | |
797 fdx = s ? s->isFuncDeclaration() : NULL; | |
798 } | |
799 | |
110
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800 //Logger::println("************** D"); |
115
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801 ptty = isaPointer(stype->getElementType(7)); |
72 | 802 s = search_function(sd, Id::tostring); |
803 fdx = s ? s->isFuncDeclaration() : NULL; | |
804 if (fdx) | |
805 { | |
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806 fd = fdx->overloadExactMatch(tftostring, getModule()); |
72 | 807 if (fd) { |
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808 fd->codegen(Type::sir); |
173
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809 assert(fd->ir.irFunc->func != 0); |
213
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810 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
72 | 811 assert(c); |
812 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
813 sinits.push_back(c); | |
814 } | |
815 else { | |
816 //fdx->error("must be declared as extern (D) char[] toString()"); | |
817 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
818 } | |
819 } | |
820 else { | |
821 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
822 } | |
823 | |
824 // uint m_flags; | |
81
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825 sinits.push_back(DtoConstUint(tc->hasPointers())); |
72 | 826 |
758
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827 #if DMDV2 |
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828 |
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829 // const(MemberInfo[]) function(in char[]) xgetMembers; |
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830 sinits.push_back(LLConstant::getNullValue(stype->getElementType(sinits.size()))); |
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831 |
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832 //void function(void*) xdtor; |
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833 sinits.push_back(LLConstant::getNullValue(stype->getElementType(sinits.size()))); |
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834 |
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835 //void function(void*) xpostblit; |
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836 sinits.push_back(LLConstant::getNullValue(stype->getElementType(sinits.size()))); |
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837 |
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838 #endif |
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839 |
797
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840 // create the inititalizer |
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841 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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842 |
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843 // refine global type |
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844 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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845 |
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846 // set the initializer |
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847 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 848 } |
849 | |
58
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850 /* ========================================================================= */ |
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851 |
106 | 852 void TypeInfoClassDeclaration::llvmDefine() |
853 { | |
854 Logger::println("TypeInfoClassDeclaration::llvmDefine() %s", toChars()); | |
855 LOG_SCOPE; | |
856 | |
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857 // make sure class is resolved |
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858 assert(tinfo->ty == Tclass); |
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859 TypeClass *tc = (TypeClass *)tinfo; |
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860 tc->sym->codegen(Type::sir); |
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861 |
106 | 862 // init typeinfo class |
863 ClassDeclaration* base = Type::typeinfoclass; | |
864 assert(base); | |
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865 base->codegen(Type::sir); |
106 | 866 |
867 // initializer vector | |
213
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868 std::vector<LLConstant*> sinits; |
106 | 869 // first is always the vtable |
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870 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
106 | 871 |
115
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872 // monitor |
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873 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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874 |
106 | 875 // get classinfo |
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876 sinits.push_back(tc->sym->ir.irStruct->getClassInfoSymbol()); |
106 | 877 |
797
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878 // create the inititalizer |
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879 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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880 |
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881 // refine global type |
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882 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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883 |
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884 // set the initializer |
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885 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 886 } |
887 | |
58
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888 /* ========================================================================= */ |
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889 |
106 | 890 void TypeInfoInterfaceDeclaration::llvmDefine() |
891 { | |
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892 Logger::println("TypeInfoInterfaceDeclaration::llvmDefine() %s", toChars()); |
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893 LOG_SCOPE; |
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894 |
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895 // make sure interface is resolved |
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896 assert(tinfo->ty == Tclass); |
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897 TypeClass *tc = (TypeClass *)tinfo; |
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898 tc->sym->codegen(Type::sir); |
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899 |
113
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900 // init typeinfo class |
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901 ClassDeclaration* base = Type::typeinfointerface; |
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902 assert(base); |
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903 base->codegen(Type::sir); |
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904 |
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905 // get type of typeinfo class |
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906 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
113
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907 |
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908 // initializer vector |
213
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909 std::vector<LLConstant*> sinits; |
113
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910 // first is always the vtable |
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Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
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|
911 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
113
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|
912 |
115
5ba6d286c941
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|
913 // monitor |
244
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|
914 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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|
915 |
113
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|
916 // get classinfo |
1228
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Added Doxygen file.
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|
917 sinits.push_back(tc->sym->ir.irStruct->getClassInfoSymbol()); |
113
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|
918 |
797
340acf1535d0
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|
919 // create the inititalizer |
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diff
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|
920 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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|
921 |
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diff
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|
922 // refine global type |
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diff
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|
923 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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|
924 |
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diff
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|
925 // set the initializer |
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diff
changeset
|
926 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 927 } |
928 | |
58
2c3cd3596187
[svn r62] Added support for TypeInfo _Array, _Function, _Pointer, _Delegate, _Enum
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57
diff
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|
929 /* ========================================================================= */ |
2c3cd3596187
[svn r62] Added support for TypeInfo _Array, _Function, _Pointer, _Delegate, _Enum
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|
930 |
106 | 931 void TypeInfoTupleDeclaration::llvmDefine() |
932 { | |
113
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|
933 Logger::println("TypeInfoTupleDeclaration::llvmDefine() %s", toChars()); |
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|
934 LOG_SCOPE; |
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[svn r117] Initial working implementation of interfaces.
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|
935 |
27b9f749d9fe
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|
936 // init typeinfo class |
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|
937 ClassDeclaration* base = Type::typeinfotypelist; |
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|
938 assert(base); |
1148
3d1b16dabd25
Eliminated the need for resolve, declare, const-init and define lists to drive code generation.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
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|
939 base->codegen(Type::sir); |
113
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|
940 |
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|
941 // get type of typeinfo class |
244
a95056b3c996
[svn r261] Fixed debug info for integer and floating local variables, can now be inspected in GDB.
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|
942 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
113
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|
943 |
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|
944 // initializer vector |
213
7816aafeea3c
[svn r229] Updated the object.d implementation to the latest Tango.
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|
945 std::vector<LLConstant*> sinits; |
113
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|
946 // first is always the vtable |
1228
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Added Doxygen file.
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|
947 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
113
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|
948 |
115
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|
949 // monitor |
244
a95056b3c996
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|
950 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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|
951 |
113
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|
952 // create elements array |
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|
953 assert(tinfo->ty == Ttuple); |
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|
954 TypeTuple *tu = (TypeTuple *)tinfo; |
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|
955 |
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|
956 size_t dim = tu->arguments->dim; |
213
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|
957 std::vector<LLConstant*> arrInits; |
113
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|
958 |
213
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959 const LLType* tiTy = Type::typeinfo->type->ir.type->get(); |
133
44a95ac7368a
[svn r137] Many fixes towards tango.io.Console working, but not quite there yet...
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|
960 tiTy = getPtrToType(tiTy); |
113
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|
961 |
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|
962 for (size_t i = 0; i < dim; i++) |
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963 { |
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|
964 Argument *arg = (Argument *)tu->arguments->data[i]; |
275
665b81613475
[svn r296] Removed: the 'suite' dir, it never took off!
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|
965 LLConstant* castbase = DtoTypeInfoOf(arg->type, true); |
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|
966 assert(castbase->getType() == tiTy); |
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|
967 arrInits.push_back(castbase); |
113
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|
968 } |
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|
969 |
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|
970 // build array type |
244
a95056b3c996
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|
971 const LLArrayType* arrTy = LLArrayType::get(tiTy, dim); |
213
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972 LLConstant* arrC = llvm::ConstantArray::get(arrTy, arrInits); |
113
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|
973 |
522
cd4eeb6cc5f6
Fix TypeInfo_Tuple array initialization.
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diff
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|
974 // 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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parents:
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|
975 llvm::GlobalValue::LinkageTypes _linkage = llvm::GlobalValue::InternalLinkage; |
522
cd4eeb6cc5f6
Fix TypeInfo_Tuple array initialization.
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parents:
508
diff
changeset
|
976 llvm::GlobalVariable* gvar = new llvm::GlobalVariable(arrTy,true,_linkage,arrC,".tupleelements",gIR->module); |
cd4eeb6cc5f6
Fix TypeInfo_Tuple array initialization.
Christian Kamm <kamm incasoftware de>
parents:
508
diff
changeset
|
977 |
cd4eeb6cc5f6
Fix TypeInfo_Tuple array initialization.
Christian Kamm <kamm incasoftware de>
parents:
508
diff
changeset
|
978 // get pointer to first element |
cd4eeb6cc5f6
Fix TypeInfo_Tuple array initialization.
Christian Kamm <kamm incasoftware de>
parents:
508
diff
changeset
|
979 llvm::ConstantInt* zero = DtoConstSize_t(0); |
cd4eeb6cc5f6
Fix TypeInfo_Tuple array initialization.
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parents:
508
diff
changeset
|
980 LLConstant* idxs[2] = { zero, zero }; |
cd4eeb6cc5f6
Fix TypeInfo_Tuple array initialization.
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parents:
508
diff
changeset
|
981 LLConstant* arrptr = llvm::ConstantExpr::getGetElementPtr(gvar, idxs, 2); |
cd4eeb6cc5f6
Fix TypeInfo_Tuple array initialization.
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parents:
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|
982 |
113
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|
983 // build the slice |
522
cd4eeb6cc5f6
Fix TypeInfo_Tuple array initialization.
Christian Kamm <kamm incasoftware de>
parents:
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diff
changeset
|
984 LLConstant* slice = DtoConstSlice(DtoConstSize_t(dim), arrptr); |
113
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|
985 sinits.push_back(slice); |
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[svn r117] Initial working implementation of interfaces.
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|
986 |
797
340acf1535d0
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|
987 // create the inititalizer |
340acf1535d0
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|
988 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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|
989 |
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|
990 // refine global type |
340acf1535d0
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|
991 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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|
992 |
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|
993 // set the initializer |
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diff
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|
994 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 995 } |
996 | |
758
f04dde6e882c
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|
997 /* ========================================================================= */ |
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|
998 |
f04dde6e882c
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|
999 #if DMDV2 |
f04dde6e882c
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|
1000 |
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|
1001 void TypeInfoConstDeclaration::llvmDefine() |
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|
1002 { |
1146
1860414bf3b7
* Moved ir/irsymbol.cpp/h into ir/irdsymbol.cpp/h.
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|
1003 Logger::println("TypeInfoConstDeclaration::llvmDefine() %s", toChars()); |
758
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|
1004 LOG_SCOPE; |
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|
1005 |
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|
1006 Type *tm = tinfo->mutableOf(); |
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1007 tm = tm->merge(); |
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1008 |
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|
1009 LLVM_D_Define_TypeInfoBase(tm, this, Type::typeinfoconst); |
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1010 } |
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1011 |
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1012 /* ========================================================================= */ |
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1013 |
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|
1014 void TypeInfoInvariantDeclaration::llvmDefine() |
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1015 { |
1146
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|
1016 Logger::println("TypeInfoInvariantDeclaration::llvmDefine() %s", toChars()); |
761
fa306ca8843b
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|
1017 LOG_SCOPE; |
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|
1018 |
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changeset
|
1019 Type *tm = tinfo->mutableOf(); |
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1020 tm = tm->merge(); |
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1021 |
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changeset
|
1022 LLVM_D_Define_TypeInfoBase(tm, this, Type::typeinfoinvariant); |
758
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1023 } |
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1024 |
766
af04bbae8553
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764
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changeset
|
1025 #endif |