Mercurial > projects > ldc
annotate gen/typinf.cpp @ 1245:465a77c904d4
Fixed all issues preventing Tango 0.99.8 to compile with `sh build-tango.sh --verbose ldc'.
author | Tomas Lindquist Olsen <tomas.l.olsen gmail.com> |
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date | Fri, 17 Apr 2009 14:38:29 +0200 |
parents | 79758fd2f48a |
children | 450897f5aae9 |
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" |
1 | 43 |
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44 #include "ir/irvar.h" |
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45 |
1 | 46 /******************************************* |
47 * Get a canonicalized form of the TypeInfo for use with the internal | |
48 * runtime library routines. Canonicalized in that static arrays are | |
49 * represented as dynamic arrays, enums are represented by their | |
50 * underlying type, etc. This reduces the number of TypeInfo's needed, | |
51 * so we can use the custom internal ones more. | |
52 */ | |
53 | |
54 Expression *Type::getInternalTypeInfo(Scope *sc) | |
55 { TypeInfoDeclaration *tid; | |
56 Expression *e; | |
57 Type *t; | |
58 static TypeInfoDeclaration *internalTI[TMAX]; | |
59 | |
60 //printf("Type::getInternalTypeInfo() %s\n", toChars()); | |
61 t = toBasetype(); | |
62 switch (t->ty) | |
63 { | |
64 case Tsarray: | |
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65 #if 0 |
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66 // convert to corresponding dynamic array type |
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67 t = t->nextOf()->mutableOf()->arrayOf(); |
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68 #endif |
1 | 69 break; |
70 | |
71 case Tclass: | |
72 if (((TypeClass *)t)->sym->isInterfaceDeclaration()) | |
73 break; | |
74 goto Linternal; | |
75 | |
76 case Tarray: | |
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77 #if DMDV2 |
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78 // convert to corresponding dynamic array type |
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79 t = t->nextOf()->mutableOf()->arrayOf(); |
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80 #endif |
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81 if (t->nextOf()->ty != Tclass) |
1 | 82 break; |
83 goto Linternal; | |
84 | |
85 case Tfunction: | |
86 case Tdelegate: | |
87 case Tpointer: | |
88 Linternal: | |
89 tid = internalTI[t->ty]; | |
90 if (!tid) | |
91 { tid = new TypeInfoDeclaration(t, 1); | |
92 internalTI[t->ty] = tid; | |
93 } | |
94 e = new VarExp(0, tid); | |
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95 e = e->addressOf(sc); |
1 | 96 e->type = tid->type; // do this so we don't get redundant dereference |
97 return e; | |
98 | |
99 default: | |
100 break; | |
101 } | |
102 //printf("\tcalling getTypeInfo() %s\n", t->toChars()); | |
103 return t->getTypeInfo(sc); | |
104 } | |
105 | |
106 /**************************************************** | |
107 * Get the exact TypeInfo. | |
108 */ | |
109 | |
110 Expression *Type::getTypeInfo(Scope *sc) | |
111 { | |
112 Expression *e; | |
113 Type *t; | |
114 | |
115 //printf("Type::getTypeInfo() %p, %s\n", this, toChars()); | |
116 t = merge(); // do this since not all Type's are merge'd | |
117 if (!t->vtinfo) | |
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118 { |
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119 #if DMDV2 |
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120 if (t->isConst()) |
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121 t->vtinfo = new TypeInfoConstDeclaration(t); |
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122 else if (t->isInvariant()) |
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123 t->vtinfo = new TypeInfoInvariantDeclaration(t); |
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124 else |
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125 #endif |
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126 t->vtinfo = t->getTypeInfoDeclaration(); |
1 | 127 assert(t->vtinfo); |
128 | |
129 /* If this has a custom implementation in std/typeinfo, then | |
130 * do not generate a COMDAT for it. | |
131 */ | |
132 if (!t->builtinTypeInfo()) | |
133 { // Generate COMDAT | |
134 if (sc) // if in semantic() pass | |
135 { // Find module that will go all the way to an object file | |
136 Module *m = sc->module->importedFrom; | |
137 m->members->push(t->vtinfo); | |
138 } | |
139 else // if in obj generation pass | |
140 { | |
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141 #if IN_DMD |
336 | 142 t->vtinfo->toObjFile(0); // TODO: multiobj |
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143 #else |
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144 t->vtinfo->codegen(sir); |
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145 #endif |
1 | 146 } |
147 } | |
148 } | |
149 e = new VarExp(0, t->vtinfo); | |
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150 e = e->addressOf(sc); |
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151 e->type = t->vtinfo->type; // do this so we don't get redundant dereference |
1 | 152 return e; |
153 } | |
154 | |
52 | 155 enum RET TypeFunction::retStyle() |
156 { | |
157 return RETstack; | |
158 } | |
1 | 159 |
160 TypeInfoDeclaration *Type::getTypeInfoDeclaration() | |
161 { | |
162 //printf("Type::getTypeInfoDeclaration() %s\n", toChars()); | |
163 return new TypeInfoDeclaration(this, 0); | |
164 } | |
165 | |
52 | 166 TypeInfoDeclaration *TypeTypedef::getTypeInfoDeclaration() |
1 | 167 { |
52 | 168 return new TypeInfoTypedefDeclaration(this); |
1 | 169 } |
170 | |
52 | 171 TypeInfoDeclaration *TypePointer::getTypeInfoDeclaration() |
172 { | |
173 return new TypeInfoPointerDeclaration(this); | |
174 } | |
1 | 175 |
176 TypeInfoDeclaration *TypeDArray::getTypeInfoDeclaration() | |
177 { | |
178 return new TypeInfoArrayDeclaration(this); | |
179 } | |
180 | |
181 TypeInfoDeclaration *TypeSArray::getTypeInfoDeclaration() | |
182 { | |
183 return new TypeInfoStaticArrayDeclaration(this); | |
184 } | |
185 | |
186 TypeInfoDeclaration *TypeAArray::getTypeInfoDeclaration() | |
187 { | |
188 return new TypeInfoAssociativeArrayDeclaration(this); | |
189 } | |
190 | |
52 | 191 TypeInfoDeclaration *TypeStruct::getTypeInfoDeclaration() |
192 { | |
193 return new TypeInfoStructDeclaration(this); | |
194 } | |
1 | 195 |
196 TypeInfoDeclaration *TypeClass::getTypeInfoDeclaration() | |
197 { | |
198 if (sym->isInterfaceDeclaration()) | |
199 return new TypeInfoInterfaceDeclaration(this); | |
200 else | |
201 return new TypeInfoClassDeclaration(this); | |
202 } | |
203 | |
204 TypeInfoDeclaration *TypeEnum::getTypeInfoDeclaration() | |
205 { | |
206 return new TypeInfoEnumDeclaration(this); | |
207 } | |
208 | |
209 TypeInfoDeclaration *TypeFunction::getTypeInfoDeclaration() | |
210 { | |
211 return new TypeInfoFunctionDeclaration(this); | |
212 } | |
213 | |
214 TypeInfoDeclaration *TypeDelegate::getTypeInfoDeclaration() | |
215 { | |
216 return new TypeInfoDelegateDeclaration(this); | |
217 } | |
218 | |
219 TypeInfoDeclaration *TypeTuple::getTypeInfoDeclaration() | |
220 { | |
221 return new TypeInfoTupleDeclaration(this); | |
222 } | |
223 | |
224 | |
225 /* ========================================================================= */ | |
226 | |
227 /* These decide if there's an instance for them already in std.typeinfo, | |
228 * because then the compiler doesn't need to build one. | |
229 */ | |
230 | |
231 int Type::builtinTypeInfo() | |
232 { | |
233 return 0; | |
234 } | |
235 | |
236 int TypeBasic::builtinTypeInfo() | |
237 { | |
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238 #if DMDV2 |
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239 return !mod; |
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240 #else |
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241 return 1; |
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242 #endif |
1 | 243 } |
244 | |
245 int TypeDArray::builtinTypeInfo() | |
246 { | |
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247 #if DMDV2 |
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248 return !mod && next->isTypeBasic() != NULL && !next->mod; |
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249 #else |
52 | 250 return next->isTypeBasic() != NULL; |
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251 #endif |
1 | 252 } |
253 | |
254 /* ========================================================================= */ | |
255 | |
52 | 256 ////////////////////////////////////////////////////////////////////////////// |
257 // MAGIC PLACE | |
258 ////////////////////////////////////////////////////////////////////////////// | |
259 | |
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260 void DtoResolveTypeInfo(TypeInfoDeclaration* tid); |
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261 void DtoDeclareTypeInfo(TypeInfoDeclaration* tid); |
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262 void DtoConstInitTypeInfo(TypeInfoDeclaration* tid); |
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263 |
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264 void TypeInfoDeclaration::codegen(Ir*) |
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265 { |
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266 DtoResolveTypeInfo(this); |
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267 } |
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268 |
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269 void DtoResolveTypeInfo(TypeInfoDeclaration* tid) |
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270 { |
173
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271 if (tid->ir.resolved) return; |
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272 tid->ir.resolved = true; |
102
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273 |
132 | 274 Logger::println("DtoResolveTypeInfo(%s)", tid->toChars()); |
52 | 275 LOG_SCOPE; |
65 | 276 |
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277 IrGlobal* irg = new IrGlobal(tid); |
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278 |
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279 std::string mangle(tid->mangle()); |
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280 |
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281 irg->value = gIR->module->getGlobalVariable(mangle); |
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282 if (!irg->value) |
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283 irg->value = new llvm::GlobalVariable(irg->type.get(), true, |
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284 TYPEINFO_LINKAGE_TYPE, NULL, mangle, gIR->module); |
102
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285 |
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286 tid->ir.irGlobal = irg; |
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287 |
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288 DtoDeclareTypeInfo(tid); |
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289 } |
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290 |
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291 void DtoDeclareTypeInfo(TypeInfoDeclaration* tid) |
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292 { |
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293 DtoResolveTypeInfo(tid); |
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294 |
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295 if (tid->ir.declared) return; |
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296 tid->ir.declared = true; |
102
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297 |
132 | 298 Logger::println("DtoDeclareTypeInfo(%s)", tid->toChars()); |
102
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299 LOG_SCOPE; |
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300 |
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301 IrGlobal* irg = tid->ir.irGlobal; |
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302 |
102
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303 std::string mangled(tid->mangle()); |
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304 |
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305 Logger::println("type = '%s'", tid->tinfo->toChars()); |
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306 Logger::println("typeinfo mangle: %s", mangled.c_str()); |
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307 |
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308 assert(irg->value != NULL); |
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309 |
58
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310 // this is a declaration of a builtin __initZ var |
102
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311 if (tid->tinfo->builtinTypeInfo()) { |
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312 // fixup the global |
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313 const llvm::Type* rty = Type::typeinfo->type->ir.type->get(); |
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314 llvm::cast<llvm::OpaqueType>(irg->type.get())->refineAbstractTypeTo(rty); |
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315 LLGlobalVariable* g = isaGlobalVar(irg->value); |
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316 g->setLinkage(llvm::GlobalValue::ExternalLinkage); |
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317 return; |
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318 } |
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319 |
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320 // custom typedef |
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321 DtoConstInitTypeInfo(tid); |
52 | 322 } |
323 | |
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324 void DtoConstInitTypeInfo(TypeInfoDeclaration* tid) |
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325 { |
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326 if (tid->ir.initialized) return; |
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327 tid->ir.initialized = true; |
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328 |
132 | 329 Logger::println("DtoConstInitTypeInfo(%s)", tid->toChars()); |
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330 LOG_SCOPE; |
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331 |
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332 tid->llvmDefine(); |
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333 } |
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334 |
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335 void DtoDefineTypeInfo(TypeInfoDeclaration* tid) |
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336 { |
173
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337 if (tid->ir.defined) return; |
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338 tid->ir.defined = true; |
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339 |
132 | 340 Logger::println("DtoDefineTypeInfo(%s)", tid->toChars()); |
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341 LOG_SCOPE; |
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342 |
106 | 343 tid->llvmDefine(); |
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344 } |
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345 |
52 | 346 /* ========================================================================= */ |
347 | |
106 | 348 void TypeInfoDeclaration::llvmDefine() |
349 { | |
350 assert(0 && "TypeInfoDeclaration::llvmDeclare"); | |
52 | 351 } |
352 | |
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353 /* ========================================================================= */ |
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354 |
106 | 355 void TypeInfoTypedefDeclaration::llvmDefine() |
356 { | |
357 Logger::println("TypeInfoTypedefDeclaration::llvmDefine() %s", toChars()); | |
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358 LOG_SCOPE; |
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359 |
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360 ClassDeclaration* base = Type::typeinfotypedef; |
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361 base->codegen(Type::sir); |
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362 |
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363 // vtbl |
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364 std::vector<LLConstant*> sinits; |
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365 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
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366 |
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367 // monitor |
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368 sinits.push_back(getNullPtr(getPtrToType(LLType::Int8Ty))); |
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369 |
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370 assert(tinfo->ty == Ttypedef); |
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371 TypeTypedef *tc = (TypeTypedef *)tinfo; |
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372 TypedefDeclaration *sd = tc->sym; |
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373 |
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374 // TypeInfo base |
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375 sd->basetype = sd->basetype->merge(); // DMD does this! |
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376 LLConstant* castbase = DtoTypeInfoOf(sd->basetype, true); |
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377 sinits.push_back(castbase); |
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378 |
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379 // char[] name |
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380 char *name = sd->toPrettyChars(); |
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381 sinits.push_back(DtoConstString(name)); |
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382 |
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383 // void[] init |
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384 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
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385 if (tinfo->isZeroInit() || !sd->init) // 0 initializer, or the same as the base type |
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386 { |
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387 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), getNullPtr(initpt))); |
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388 } |
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389 else |
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390 { |
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391 LLConstant* ci = DtoConstInitializer(sd->loc, sd->basetype, sd->init); |
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392 std::string ciname(sd->mangle()); |
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393 ciname.append("__init"); |
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394 llvm::GlobalVariable* civar = new llvm::GlobalVariable(DtoType(sd->basetype),true,llvm::GlobalValue::InternalLinkage,ci,ciname,gIR->module); |
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395 LLConstant* cicast = llvm::ConstantExpr::getBitCast(civar, initpt); |
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396 size_t cisize = getTypeStoreSize(DtoType(sd->basetype)); |
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397 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
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398 } |
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399 |
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400 // create the inititalizer |
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401 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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402 |
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403 // refine global type |
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404 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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405 |
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406 // set the initializer |
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407 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 408 } |
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409 |
58
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410 /* ========================================================================= */ |
52 | 411 |
106 | 412 void TypeInfoEnumDeclaration::llvmDefine() |
413 { | |
414 Logger::println("TypeInfoEnumDeclaration::llvmDefine() %s", toChars()); | |
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415 LOG_SCOPE; |
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416 |
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417 ClassDeclaration* base = Type::typeinfoenum; |
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418 base->codegen(Type::sir); |
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419 |
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420 // vtbl |
213
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421 std::vector<LLConstant*> sinits; |
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422 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
58
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423 |
115
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424 // monitor |
244
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425 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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426 |
58
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427 assert(tinfo->ty == Tenum); |
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428 TypeEnum *tc = (TypeEnum *)tinfo; |
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429 EnumDeclaration *sd = tc->sym; |
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430 |
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431 // TypeInfo base |
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432 LLConstant* castbase = DtoTypeInfoOf(sd->memtype, true); |
58
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433 sinits.push_back(castbase); |
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434 |
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435 // char[] name |
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436 char *name = sd->toPrettyChars(); |
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437 sinits.push_back(DtoConstString(name)); |
58
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438 |
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439 // void[] init |
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440 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
71
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441 if (tinfo->isZeroInit() || !sd->defaultval) // 0 initializer, or the same as the base type |
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442 { |
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443 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), llvm::ConstantPointerNull::get(initpt))); |
71
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444 } |
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445 else |
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446 { |
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447 #if DMDV2 |
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448 assert(0 && "initializer not implemented"); |
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449 #else |
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450 const LLType* memty = DtoType(sd->memtype); |
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451 LLConstant* ci = llvm::ConstantInt::get(memty, sd->defaultval, !sd->memtype->isunsigned()); |
71
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452 std::string ciname(sd->mangle()); |
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453 ciname.append("__init"); |
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454 llvm::GlobalVariable* civar = new llvm::GlobalVariable(memty,true,llvm::GlobalValue::InternalLinkage,ci,ciname,gIR->module); |
213
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455 LLConstant* cicast = llvm::ConstantExpr::getBitCast(civar, initpt); |
133
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456 size_t cisize = getTypeStoreSize(memty); |
81
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457 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
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458 #endif |
71
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459 } |
58
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460 |
797
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461 // create the inititalizer |
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462 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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463 |
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464 // refine global type |
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465 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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466 |
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467 // set the initializer |
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468 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 469 } |
58
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470 |
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471 /* ========================================================================= */ |
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472 |
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473 static void LLVM_D_Define_TypeInfoBase(Type* basetype, TypeInfoDeclaration* tid, ClassDeclaration* cd) |
58
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474 { |
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475 ClassDeclaration* base = cd; |
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476 base->codegen(Type::sir); |
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477 |
115
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478 // vtbl |
213
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479 std::vector<LLConstant*> sinits; |
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480 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
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481 |
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482 // monitor |
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483 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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484 |
58
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485 // TypeInfo base |
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486 LLConstant* castbase = DtoTypeInfoOf(basetype, true); |
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487 sinits.push_back(castbase); |
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488 |
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489 // create the inititalizer |
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490 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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491 |
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492 // refine global type |
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493 llvm::cast<llvm::OpaqueType>(tid->ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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494 |
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495 // set the initializer |
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496 isaGlobalVar(tid->ir.irGlobal->value)->setInitializer(tiInit); |
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497 } |
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498 |
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499 /* ========================================================================= */ |
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500 |
106 | 501 void TypeInfoPointerDeclaration::llvmDefine() |
502 { | |
503 Logger::println("TypeInfoPointerDeclaration::llvmDefine() %s", toChars()); | |
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504 LOG_SCOPE; |
52 | 505 |
506 assert(tinfo->ty == Tpointer); | |
507 TypePointer *tc = (TypePointer *)tinfo; | |
508 | |
106 | 509 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfopointer); |
510 } | |
511 | |
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512 /* ========================================================================= */ |
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513 |
106 | 514 void TypeInfoArrayDeclaration::llvmDefine() |
515 { | |
516 Logger::println("TypeInfoArrayDeclaration::llvmDefine() %s", toChars()); | |
517 LOG_SCOPE; | |
518 | |
519 assert(tinfo->ty == Tarray); | |
520 TypeDArray *tc = (TypeDArray *)tinfo; | |
521 | |
522 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfoarray); | |
523 } | |
524 | |
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525 /* ========================================================================= */ |
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526 |
106 | 527 void TypeInfoStaticArrayDeclaration::llvmDefine() |
52 | 528 { |
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529 Logger::println("TypeInfoStaticArrayDeclaration::llvmDefine() %s", toChars()); |
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530 LOG_SCOPE; |
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531 |
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532 // init typeinfo class |
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533 ClassDeclaration* base = Type::typeinfostaticarray; |
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534 base->codegen(Type::sir); |
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535 |
105
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536 // get type of typeinfo class |
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537 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
52 | 538 |
105
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539 // initializer vector |
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540 std::vector<LLConstant*> sinits; |
105
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541 // first is always the vtable |
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542 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
105
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543 |
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544 // monitor |
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545 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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546 |
105
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547 // value typeinfo |
52 | 548 assert(tinfo->ty == Tsarray); |
549 TypeSArray *tc = (TypeSArray *)tinfo; | |
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550 LLConstant* castbase = DtoTypeInfoOf(tc->next, true); |
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551 assert(castbase->getType() == stype->getElementType(2)); |
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552 sinits.push_back(castbase); |
52 | 553 |
105
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554 // length |
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555 sinits.push_back(DtoConstSize_t(tc->dim->toInteger())); |
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556 |
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557 // create the inititalizer |
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558 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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559 |
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560 // refine global type |
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561 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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562 |
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563 // set the initializer |
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564 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 565 } |
105
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566 |
58
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567 /* ========================================================================= */ |
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568 |
106 | 569 void TypeInfoAssociativeArrayDeclaration::llvmDefine() |
570 { | |
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571 Logger::println("TypeInfoAssociativeArrayDeclaration::llvmDefine() %s", toChars()); |
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572 LOG_SCOPE; |
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573 |
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574 // init typeinfo class |
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575 ClassDeclaration* base = Type::typeinfoassociativearray; |
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576 base->codegen(Type::sir); |
109
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577 |
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578 // initializer vector |
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579 std::vector<LLConstant*> sinits; |
109
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580 // first is always the vtable |
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581 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
109
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582 |
115
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583 // monitor |
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584 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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585 |
109
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586 // get type |
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587 assert(tinfo->ty == Taarray); |
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588 TypeAArray *tc = (TypeAArray *)tinfo; |
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589 |
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590 // value typeinfo |
275
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591 LLConstant* castbase = DtoTypeInfoOf(tc->next, true); |
109
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592 sinits.push_back(castbase); |
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593 |
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594 // key typeinfo |
275
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595 castbase = DtoTypeInfoOf(tc->index, true); |
109
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596 sinits.push_back(castbase); |
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597 |
797
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598 // create the inititalizer |
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599 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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600 |
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601 // refine global type |
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602 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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603 |
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604 // set the initializer |
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605 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 606 } |
607 | |
58
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608 /* ========================================================================= */ |
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609 |
106 | 610 void TypeInfoFunctionDeclaration::llvmDefine() |
52 | 611 { |
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612 Logger::println("TypeInfoFunctionDeclaration::llvmDefine() %s", toChars()); |
58
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613 LOG_SCOPE; |
52 | 614 |
615 assert(tinfo->ty == Tfunction); | |
616 TypeFunction *tc = (TypeFunction *)tinfo; | |
617 | |
106 | 618 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfofunction); |
619 } | |
620 | |
58
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621 /* ========================================================================= */ |
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622 |
106 | 623 void TypeInfoDelegateDeclaration::llvmDefine() |
52 | 624 { |
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625 Logger::println("TypeInfoDelegateDeclaration::llvmDefine() %s", toChars()); |
58
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626 LOG_SCOPE; |
52 | 627 |
628 assert(tinfo->ty == Tdelegate); | |
629 TypeDelegate *tc = (TypeDelegate *)tinfo; | |
630 | |
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631 LLVM_D_Define_TypeInfoBase(tc->nextOf()->nextOf(), this, Type::typeinfodelegate); |
106 | 632 } |
633 | |
58
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634 /* ========================================================================= */ |
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635 |
106 | 636 void TypeInfoStructDeclaration::llvmDefine() |
637 { | |
638 Logger::println("TypeInfoStructDeclaration::llvmDefine() %s", toChars()); | |
72 | 639 LOG_SCOPE; |
640 | |
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641 // make sure struct is resolved |
72 | 642 assert(tinfo->ty == Tstruct); |
643 TypeStruct *tc = (TypeStruct *)tinfo; | |
644 StructDeclaration *sd = tc->sym; | |
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645 sd->codegen(Type::sir); |
72 | 646 |
647 ClassDeclaration* base = Type::typeinfostruct; | |
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648 base->codegen(Type::sir); |
72 | 649 |
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650 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
72 | 651 |
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652 // vtbl |
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653 std::vector<LLConstant*> sinits; |
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654 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
72 | 655 |
115
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656 // monitor |
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657 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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658 |
72 | 659 // char[] name |
660 char *name = sd->toPrettyChars(); | |
81
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661 sinits.push_back(DtoConstString(name)); |
110
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662 //Logger::println("************** A"); |
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663 assert(sinits.back()->getType() == stype->getElementType(2)); |
72 | 664 |
665 // void[] init | |
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666 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
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667 #if 0 |
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668 // the implementation of TypeInfo_Struct uses this to determine size. :/ |
72 | 669 if (sd->zeroInit) // 0 initializer, or the same as the base type |
670 { | |
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671 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), llvm::ConstantPointerNull::get(initpt))); |
72 | 672 } |
673 else | |
213
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674 #endif |
72 | 675 { |
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676 size_t cisize = getTypeStoreSize(tc->ir.type->get()); |
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677 LLConstant* cicast = llvm::ConstantExpr::getBitCast(sd->ir.irStruct->getInitSymbol(), initpt); |
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678 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
72 | 679 } |
680 | |
681 // toX functions ground work | |
682 FuncDeclaration *fd; | |
683 FuncDeclaration *fdx; | |
684 TypeFunction *tf; | |
685 Type *ta; | |
686 Dsymbol *s; | |
687 | |
688 static TypeFunction *tftohash; | |
689 static TypeFunction *tftostring; | |
690 | |
691 if (!tftohash) | |
692 { | |
693 Scope sc; | |
694 | |
695 tftohash = new TypeFunction(NULL, Type::thash_t, 0, LINKd); | |
696 tftohash = (TypeFunction *)tftohash->semantic(0, &sc); | |
697 | |
698 tftostring = new TypeFunction(NULL, Type::tchar->arrayOf(), 0, LINKd); | |
699 tftostring = (TypeFunction *)tftostring->semantic(0, &sc); | |
700 } | |
701 | |
702 TypeFunction *tfeqptr; | |
703 { | |
704 Scope sc; | |
705 Arguments *arguments = new Arguments; | |
706 Argument *arg = new Argument(STCin, tc->pointerTo(), NULL, NULL); | |
707 | |
708 arguments->push(arg); | |
709 tfeqptr = new TypeFunction(arguments, Type::tint32, 0, LINKd); | |
710 tfeqptr = (TypeFunction *)tfeqptr->semantic(0, &sc); | |
711 } | |
712 | |
713 #if 0 | |
714 TypeFunction *tfeq; | |
715 { | |
716 Scope sc; | |
717 Array *arguments = new Array; | |
718 Argument *arg = new Argument(In, tc, NULL, NULL); | |
719 | |
720 arguments->push(arg); | |
721 tfeq = new TypeFunction(arguments, Type::tint32, 0, LINKd); | |
722 tfeq = (TypeFunction *)tfeq->semantic(0, &sc); | |
723 } | |
724 #endif | |
725 | |
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726 //Logger::println("************** B"); |
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727 const LLPointerType* ptty = isaPointer(stype->getElementType(4)); |
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728 assert(ptty); |
72 | 729 |
730 s = search_function(sd, Id::tohash); | |
731 fdx = s ? s->isFuncDeclaration() : NULL; | |
732 if (fdx) | |
733 { | |
734 fd = fdx->overloadExactMatch(tftohash); | |
735 if (fd) { | |
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736 fd->codegen(Type::sir); |
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737 assert(fd->ir.irFunc->func != 0); |
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738 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
72 | 739 assert(c); |
740 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
741 sinits.push_back(c); | |
742 } | |
743 else { | |
744 //fdx->error("must be declared as extern (D) uint toHash()"); | |
745 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
746 } | |
747 } | |
748 else { | |
749 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
750 } | |
751 | |
752 s = search_function(sd, Id::eq); | |
753 fdx = s ? s->isFuncDeclaration() : NULL; | |
754 for (int i = 0; i < 2; i++) | |
755 { | |
110
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756 //Logger::println("************** C %d", i); |
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757 ptty = isaPointer(stype->getElementType(5+i)); |
72 | 758 if (fdx) |
759 { | |
760 fd = fdx->overloadExactMatch(tfeqptr); | |
761 if (fd) { | |
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762 fd->codegen(Type::sir); |
173
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763 assert(fd->ir.irFunc->func != 0); |
213
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764 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
72 | 765 assert(c); |
766 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
767 sinits.push_back(c); | |
768 } | |
769 else { | |
770 //fdx->error("must be declared as extern (D) int %s(%s*)", fdx->toChars(), sd->toChars()); | |
771 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
772 } | |
773 } | |
774 else { | |
775 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
776 } | |
777 | |
778 s = search_function(sd, Id::cmp); | |
779 fdx = s ? s->isFuncDeclaration() : NULL; | |
780 } | |
781 | |
110
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782 //Logger::println("************** D"); |
115
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783 ptty = isaPointer(stype->getElementType(7)); |
72 | 784 s = search_function(sd, Id::tostring); |
785 fdx = s ? s->isFuncDeclaration() : NULL; | |
786 if (fdx) | |
787 { | |
788 fd = fdx->overloadExactMatch(tftostring); | |
789 if (fd) { | |
1148
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790 fd->codegen(Type::sir); |
173
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791 assert(fd->ir.irFunc->func != 0); |
213
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792 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
72 | 793 assert(c); |
794 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
795 sinits.push_back(c); | |
796 } | |
797 else { | |
798 //fdx->error("must be declared as extern (D) char[] toString()"); | |
799 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
800 } | |
801 } | |
802 else { | |
803 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
804 } | |
805 | |
806 // uint m_flags; | |
81
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|
807 sinits.push_back(DtoConstUint(tc->hasPointers())); |
72 | 808 |
758
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|
809 #if DMDV2 |
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diff
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|
810 |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
811 // const(MemberInfo[]) function(in char[]) xgetMembers; |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
812 sinits.push_back(LLConstant::getNullValue(stype->getElementType(sinits.size()))); |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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diff
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|
813 |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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diff
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|
814 //void function(void*) xdtor; |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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diff
changeset
|
815 sinits.push_back(LLConstant::getNullValue(stype->getElementType(sinits.size()))); |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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diff
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|
816 |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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diff
changeset
|
817 //void function(void*) xpostblit; |
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|
818 sinits.push_back(LLConstant::getNullValue(stype->getElementType(sinits.size()))); |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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|
819 |
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|
820 #endif |
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821 |
797
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|
822 // create the inititalizer |
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|
823 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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824 |
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825 // refine global type |
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|
826 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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827 |
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828 // set the initializer |
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|
829 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 830 } |
831 | |
58
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832 /* ========================================================================= */ |
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833 |
106 | 834 void TypeInfoClassDeclaration::llvmDefine() |
835 { | |
836 Logger::println("TypeInfoClassDeclaration::llvmDefine() %s", toChars()); | |
837 LOG_SCOPE; | |
838 | |
1245
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839 // make sure class is resolved |
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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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|
840 assert(tinfo->ty == Tclass); |
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|
841 TypeClass *tc = (TypeClass *)tinfo; |
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842 tc->sym->codegen(Type::sir); |
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|
843 |
106 | 844 // init typeinfo class |
845 ClassDeclaration* base = Type::typeinfoclass; | |
846 assert(base); | |
1148
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Eliminated the need for resolve, declare, const-init and define lists to drive code generation.
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|
847 base->codegen(Type::sir); |
106 | 848 |
849 // initializer vector | |
213
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|
850 std::vector<LLConstant*> sinits; |
106 | 851 // first is always the vtable |
1228
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|
852 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
106 | 853 |
115
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854 // monitor |
244
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|
855 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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|
856 |
106 | 857 // get classinfo |
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|
858 sinits.push_back(tc->sym->ir.irStruct->getClassInfoSymbol()); |
106 | 859 |
797
340acf1535d0
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diff
changeset
|
860 // create the inititalizer |
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|
861 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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|
862 |
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863 // refine global type |
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864 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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865 |
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866 // set the initializer |
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|
867 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 868 } |
869 | |
58
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870 /* ========================================================================= */ |
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871 |
106 | 872 void TypeInfoInterfaceDeclaration::llvmDefine() |
873 { | |
113
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874 Logger::println("TypeInfoInterfaceDeclaration::llvmDefine() %s", toChars()); |
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875 LOG_SCOPE; |
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876 |
1245
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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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|
877 // make sure interface is resolved |
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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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|
878 assert(tinfo->ty == Tclass); |
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|
879 TypeClass *tc = (TypeClass *)tinfo; |
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|
880 tc->sym->codegen(Type::sir); |
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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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|
881 |
113
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|
882 // init typeinfo class |
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|
883 ClassDeclaration* base = Type::typeinfointerface; |
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884 assert(base); |
1148
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885 base->codegen(Type::sir); |
113
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|
886 |
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|
887 // get type of typeinfo class |
244
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|
888 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
113
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|
889 |
27b9f749d9fe
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|
890 // initializer vector |
213
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|
891 std::vector<LLConstant*> sinits; |
113
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|
892 // first is always the vtable |
1228
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|
893 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
113
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|
894 |
115
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895 // monitor |
244
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|
896 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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|
897 |
113
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|
898 // get classinfo |
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|
899 sinits.push_back(tc->sym->ir.irStruct->getClassInfoSymbol()); |
113
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|
900 |
797
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|
901 // create the inititalizer |
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diff
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|
902 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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|
903 |
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|
904 // refine global type |
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diff
changeset
|
905 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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|
906 |
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|
907 // set the initializer |
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diff
changeset
|
908 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 909 } |
910 | |
58
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|
911 /* ========================================================================= */ |
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|
912 |
106 | 913 void TypeInfoTupleDeclaration::llvmDefine() |
914 { | |
113
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|
915 Logger::println("TypeInfoTupleDeclaration::llvmDefine() %s", toChars()); |
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|
916 LOG_SCOPE; |
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|
917 |
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|
918 // init typeinfo class |
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|
919 ClassDeclaration* base = Type::typeinfotypelist; |
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|
920 assert(base); |
1148
3d1b16dabd25
Eliminated the need for resolve, declare, const-init and define lists to drive code generation.
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921 base->codegen(Type::sir); |
113
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922 |
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923 // get type of typeinfo class |
244
a95056b3c996
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924 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
113
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925 |
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926 // initializer vector |
213
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[svn r229] Updated the object.d implementation to the latest Tango.
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927 std::vector<LLConstant*> sinits; |
113
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928 // first is always the vtable |
1228
79758fd2f48a
Added Doxygen file.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
parents:
1156
diff
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929 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
113
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930 |
115
5ba6d286c941
[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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931 // monitor |
244
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932 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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933 |
113
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[svn r117] Initial working implementation of interfaces.
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934 // create elements array |
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[svn r117] Initial working implementation of interfaces.
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935 assert(tinfo->ty == Ttuple); |
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[svn r117] Initial working implementation of interfaces.
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936 TypeTuple *tu = (TypeTuple *)tinfo; |
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|
937 |
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938 size_t dim = tu->arguments->dim; |
213
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939 std::vector<LLConstant*> arrInits; |
113
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940 |
213
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941 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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parents:
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diff
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|
942 tiTy = getPtrToType(tiTy); |
113
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|
943 |
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|
944 for (size_t i = 0; i < dim; i++) |
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[svn r117] Initial working implementation of interfaces.
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945 { |
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|
946 Argument *arg = (Argument *)tu->arguments->data[i]; |
275
665b81613475
[svn r296] Removed: the 'suite' dir, it never took off!
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parents:
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diff
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|
947 LLConstant* castbase = DtoTypeInfoOf(arg->type, true); |
665b81613475
[svn r296] Removed: the 'suite' dir, it never took off!
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diff
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|
948 assert(castbase->getType() == tiTy); |
665b81613475
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|
949 arrInits.push_back(castbase); |
113
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|
950 } |
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|
951 |
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|
952 // build array type |
244
a95056b3c996
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diff
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|
953 const LLArrayType* arrTy = LLArrayType::get(tiTy, dim); |
213
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954 LLConstant* arrC = llvm::ConstantArray::get(arrTy, arrInits); |
113
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|
955 |
522
cd4eeb6cc5f6
Fix TypeInfo_Tuple array initialization.
Christian Kamm <kamm incasoftware de>
parents:
508
diff
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|
956 // 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.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
880
diff
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|
957 llvm::GlobalValue::LinkageTypes _linkage = llvm::GlobalValue::InternalLinkage; |
522
cd4eeb6cc5f6
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parents:
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diff
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|
958 llvm::GlobalVariable* gvar = new llvm::GlobalVariable(arrTy,true,_linkage,arrC,".tupleelements",gIR->module); |
cd4eeb6cc5f6
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parents:
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diff
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|
959 |
cd4eeb6cc5f6
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Christian Kamm <kamm incasoftware de>
parents:
508
diff
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|
960 // get pointer to first element |
cd4eeb6cc5f6
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parents:
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diff
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|
961 llvm::ConstantInt* zero = DtoConstSize_t(0); |
cd4eeb6cc5f6
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parents:
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diff
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|
962 LLConstant* idxs[2] = { zero, zero }; |
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diff
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|
963 LLConstant* arrptr = llvm::ConstantExpr::getGetElementPtr(gvar, idxs, 2); |
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964 |
113
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965 // build the slice |
522
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|
966 LLConstant* slice = DtoConstSlice(DtoConstSize_t(dim), arrptr); |
113
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967 sinits.push_back(slice); |
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968 |
797
340acf1535d0
Removed KDevelop3 project files, CMake can generate them just fine!
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parents:
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diff
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|
969 // create the inititalizer |
340acf1535d0
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diff
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|
970 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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971 |
340acf1535d0
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diff
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|
972 // refine global type |
340acf1535d0
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diff
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|
973 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
340acf1535d0
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|
974 |
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|
975 // set the initializer |
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diff
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|
976 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 977 } |
978 | |
758
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979 /* ========================================================================= */ |
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980 |
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Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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981 #if DMDV2 |
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982 |
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|
983 void TypeInfoConstDeclaration::llvmDefine() |
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984 { |
1146
1860414bf3b7
* Moved ir/irsymbol.cpp/h into ir/irdsymbol.cpp/h.
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|
985 Logger::println("TypeInfoConstDeclaration::llvmDefine() %s", toChars()); |
758
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986 LOG_SCOPE; |
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987 |
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|
988 Type *tm = tinfo->mutableOf(); |
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|
989 tm = tm->merge(); |
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990 |
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|
991 LLVM_D_Define_TypeInfoBase(tm, this, Type::typeinfoconst); |
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992 } |
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993 |
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994 /* ========================================================================= */ |
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|
995 |
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|
996 void TypeInfoInvariantDeclaration::llvmDefine() |
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|
997 { |
1146
1860414bf3b7
* Moved ir/irsymbol.cpp/h into ir/irdsymbol.cpp/h.
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|
998 Logger::println("TypeInfoInvariantDeclaration::llvmDefine() %s", toChars()); |
761
fa306ca8843b
Applied fvbommel's patch from #112
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|
999 LOG_SCOPE; |
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|
1000 |
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Applied fvbommel's patch from #112
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|
1001 Type *tm = tinfo->mutableOf(); |
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|
1002 tm = tm->merge(); |
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|
1003 |
fa306ca8843b
Applied fvbommel's patch from #112
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parents:
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changeset
|
1004 LLVM_D_Define_TypeInfoBase(tm, this, Type::typeinfoinvariant); |
758
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1005 } |
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|
1006 |
766
af04bbae8553
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1007 #endif |