Mercurial > projects > ldc
annotate gen/typinf.cpp @ 1303:c250e03d8a5b
Make the no-operand versions of floating point inline asm instructions always
pop the floating point stack - like dmd does.
author | Christian Kamm <kamm incasoftware de> |
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date | Wed, 06 May 2009 18:54:20 +0200 |
parents | 875afb7a93b6 |
children | 8c65217be813 |
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" |
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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 |
136
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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 |
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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); |
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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 LLConstant* mdVals[TD_NumFields]; |
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298 mdVals[TD_Confirm] = llvm::cast<LLConstant>(irg->value); |
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299 mdVals[TD_Type] = llvm::UndefValue::get(DtoType(tid->tinfo)); |
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300 // Construct the metadata |
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301 llvm::MDNode* metadata = llvm::MDNode::get(mdVals, TD_NumFields); |
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302 // Insert it into the module |
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303 new llvm::GlobalVariable(metadata->getType(), true, |
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304 METADATA_LINKAGE_TYPE, metadata, metaname, gIR->module); |
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305 } |
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306 #endif |
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307 |
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308 DtoDeclareTypeInfo(tid); |
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309 } |
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310 |
102
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311 void DtoDeclareTypeInfo(TypeInfoDeclaration* tid) |
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312 { |
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313 DtoResolveTypeInfo(tid); |
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314 |
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315 if (tid->ir.declared) return; |
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316 tid->ir.declared = true; |
102
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317 |
132 | 318 Logger::println("DtoDeclareTypeInfo(%s)", tid->toChars()); |
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319 LOG_SCOPE; |
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320 |
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321 IrGlobal* irg = tid->ir.irGlobal; |
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322 |
102
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323 std::string mangled(tid->mangle()); |
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324 |
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325 Logger::println("type = '%s'", tid->tinfo->toChars()); |
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326 Logger::println("typeinfo mangle: %s", mangled.c_str()); |
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327 |
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328 assert(irg->value != NULL); |
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329 |
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330 // this is a declaration of a builtin __initZ var |
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331 if (tid->tinfo->builtinTypeInfo()) { |
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332 // fixup the global |
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333 const llvm::Type* rty = Type::typeinfo->type->ir.type->get(); |
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334 llvm::cast<llvm::OpaqueType>(irg->type.get())->refineAbstractTypeTo(rty); |
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335 LLGlobalVariable* g = isaGlobalVar(irg->value); |
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336 g->setLinkage(llvm::GlobalValue::ExternalLinkage); |
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337 return; |
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338 } |
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339 |
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340 // custom typedef |
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341 DtoConstInitTypeInfo(tid); |
52 | 342 } |
343 | |
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344 void DtoConstInitTypeInfo(TypeInfoDeclaration* tid) |
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345 { |
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346 if (tid->ir.initialized) return; |
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347 tid->ir.initialized = true; |
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348 |
132 | 349 Logger::println("DtoConstInitTypeInfo(%s)", tid->toChars()); |
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350 LOG_SCOPE; |
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351 |
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352 tid->llvmDefine(); |
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353 } |
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354 |
52 | 355 /* ========================================================================= */ |
356 | |
106 | 357 void TypeInfoDeclaration::llvmDefine() |
358 { | |
359 assert(0 && "TypeInfoDeclaration::llvmDeclare"); | |
52 | 360 } |
361 | |
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362 /* ========================================================================= */ |
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363 |
106 | 364 void TypeInfoTypedefDeclaration::llvmDefine() |
365 { | |
366 Logger::println("TypeInfoTypedefDeclaration::llvmDefine() %s", toChars()); | |
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367 LOG_SCOPE; |
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368 |
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369 ClassDeclaration* base = Type::typeinfotypedef; |
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370 base->codegen(Type::sir); |
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371 |
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372 // vtbl |
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373 std::vector<LLConstant*> sinits; |
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374 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
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375 |
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376 // monitor |
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377 sinits.push_back(getNullPtr(getPtrToType(LLType::Int8Ty))); |
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378 |
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379 assert(tinfo->ty == Ttypedef); |
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380 TypeTypedef *tc = (TypeTypedef *)tinfo; |
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381 TypedefDeclaration *sd = tc->sym; |
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382 |
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383 // TypeInfo base |
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384 sd->basetype = sd->basetype->merge(); // DMD does this! |
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385 LLConstant* castbase = DtoTypeInfoOf(sd->basetype, true); |
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386 sinits.push_back(castbase); |
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387 |
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388 // char[] name |
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389 char *name = sd->toPrettyChars(); |
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390 sinits.push_back(DtoConstString(name)); |
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391 |
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392 // void[] init |
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393 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
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394 if (tinfo->isZeroInit() || !sd->init) // 0 initializer, or the same as the base type |
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395 { |
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396 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), getNullPtr(initpt))); |
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397 } |
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398 else |
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399 { |
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400 LLConstant* ci = DtoConstInitializer(sd->loc, sd->basetype, sd->init); |
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401 std::string ciname(sd->mangle()); |
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402 ciname.append("__init"); |
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403 llvm::GlobalVariable* civar = new llvm::GlobalVariable(DtoType(sd->basetype),true,llvm::GlobalValue::InternalLinkage,ci,ciname,gIR->module); |
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404 LLConstant* cicast = llvm::ConstantExpr::getBitCast(civar, initpt); |
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405 size_t cisize = getTypeStoreSize(DtoType(sd->basetype)); |
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406 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
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407 } |
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408 |
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409 // create the inititalizer |
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410 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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411 |
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412 // refine global type |
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413 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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414 |
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415 // set the initializer |
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416 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 417 } |
54
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418 |
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419 /* ========================================================================= */ |
52 | 420 |
106 | 421 void TypeInfoEnumDeclaration::llvmDefine() |
422 { | |
423 Logger::println("TypeInfoEnumDeclaration::llvmDefine() %s", toChars()); | |
58
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424 LOG_SCOPE; |
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425 |
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426 ClassDeclaration* base = Type::typeinfoenum; |
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427 base->codegen(Type::sir); |
58
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428 |
115
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429 // vtbl |
213
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430 std::vector<LLConstant*> sinits; |
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431 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
58
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432 |
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433 // monitor |
244
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434 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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435 |
58
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436 assert(tinfo->ty == Tenum); |
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437 TypeEnum *tc = (TypeEnum *)tinfo; |
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438 EnumDeclaration *sd = tc->sym; |
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439 |
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440 // TypeInfo base |
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441 LLConstant* castbase = DtoTypeInfoOf(sd->memtype, true); |
58
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442 sinits.push_back(castbase); |
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443 |
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444 // char[] name |
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445 char *name = sd->toPrettyChars(); |
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446 sinits.push_back(DtoConstString(name)); |
58
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447 |
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448 // void[] init |
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449 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
71
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450 if (tinfo->isZeroInit() || !sd->defaultval) // 0 initializer, or the same as the base type |
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451 { |
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452 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), llvm::ConstantPointerNull::get(initpt))); |
71
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453 } |
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454 else |
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455 { |
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456 #if DMDV2 |
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457 assert(0 && "initializer not implemented"); |
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458 #else |
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459 const LLType* memty = DtoType(sd->memtype); |
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460 LLConstant* ci = llvm::ConstantInt::get(memty, sd->defaultval, !sd->memtype->isunsigned()); |
71
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461 std::string ciname(sd->mangle()); |
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462 ciname.append("__init"); |
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463 llvm::GlobalVariable* civar = new llvm::GlobalVariable(memty,true,llvm::GlobalValue::InternalLinkage,ci,ciname,gIR->module); |
213
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464 LLConstant* cicast = llvm::ConstantExpr::getBitCast(civar, initpt); |
133
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465 size_t cisize = getTypeStoreSize(memty); |
81
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466 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
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467 #endif |
71
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468 } |
58
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469 |
797
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470 // create the inititalizer |
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471 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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472 |
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473 // refine global type |
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474 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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475 |
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476 // set the initializer |
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477 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 478 } |
58
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479 |
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480 /* ========================================================================= */ |
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481 |
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482 static void LLVM_D_Define_TypeInfoBase(Type* basetype, TypeInfoDeclaration* tid, ClassDeclaration* cd) |
58
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483 { |
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484 ClassDeclaration* base = cd; |
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485 base->codegen(Type::sir); |
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486 |
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487 // vtbl |
213
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488 std::vector<LLConstant*> sinits; |
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489 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
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490 |
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491 // monitor |
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492 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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493 |
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494 // TypeInfo base |
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495 LLConstant* castbase = DtoTypeInfoOf(basetype, true); |
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496 sinits.push_back(castbase); |
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497 |
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498 // create the inititalizer |
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499 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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500 |
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501 // refine global type |
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502 llvm::cast<llvm::OpaqueType>(tid->ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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503 |
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504 // set the initializer |
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505 isaGlobalVar(tid->ir.irGlobal->value)->setInitializer(tiInit); |
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506 } |
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507 |
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508 /* ========================================================================= */ |
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509 |
106 | 510 void TypeInfoPointerDeclaration::llvmDefine() |
511 { | |
512 Logger::println("TypeInfoPointerDeclaration::llvmDefine() %s", toChars()); | |
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513 LOG_SCOPE; |
52 | 514 |
515 assert(tinfo->ty == Tpointer); | |
516 TypePointer *tc = (TypePointer *)tinfo; | |
517 | |
106 | 518 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfopointer); |
519 } | |
520 | |
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521 /* ========================================================================= */ |
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522 |
106 | 523 void TypeInfoArrayDeclaration::llvmDefine() |
524 { | |
525 Logger::println("TypeInfoArrayDeclaration::llvmDefine() %s", toChars()); | |
526 LOG_SCOPE; | |
527 | |
528 assert(tinfo->ty == Tarray); | |
529 TypeDArray *tc = (TypeDArray *)tinfo; | |
530 | |
531 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfoarray); | |
532 } | |
533 | |
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534 /* ========================================================================= */ |
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535 |
106 | 536 void TypeInfoStaticArrayDeclaration::llvmDefine() |
52 | 537 { |
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538 Logger::println("TypeInfoStaticArrayDeclaration::llvmDefine() %s", toChars()); |
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539 LOG_SCOPE; |
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540 |
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541 // init typeinfo class |
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542 ClassDeclaration* base = Type::typeinfostaticarray; |
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543 base->codegen(Type::sir); |
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544 |
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545 // get type of typeinfo class |
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546 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
52 | 547 |
105
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548 // initializer vector |
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549 std::vector<LLConstant*> sinits; |
105
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550 // first is always the vtable |
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551 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
105
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552 |
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553 // monitor |
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554 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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555 |
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556 // value typeinfo |
52 | 557 assert(tinfo->ty == Tsarray); |
558 TypeSArray *tc = (TypeSArray *)tinfo; | |
275
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559 LLConstant* castbase = DtoTypeInfoOf(tc->next, true); |
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560 assert(castbase->getType() == stype->getElementType(2)); |
105
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561 sinits.push_back(castbase); |
52 | 562 |
105
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563 // length |
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564 sinits.push_back(DtoConstSize_t(tc->dim->toInteger())); |
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565 |
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566 // create the inititalizer |
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567 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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568 |
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569 // refine global type |
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570 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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571 |
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572 // set the initializer |
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573 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 574 } |
105
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575 |
58
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576 /* ========================================================================= */ |
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577 |
106 | 578 void TypeInfoAssociativeArrayDeclaration::llvmDefine() |
579 { | |
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580 Logger::println("TypeInfoAssociativeArrayDeclaration::llvmDefine() %s", toChars()); |
109
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581 LOG_SCOPE; |
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582 |
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583 // init typeinfo class |
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584 ClassDeclaration* base = Type::typeinfoassociativearray; |
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585 base->codegen(Type::sir); |
109
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586 |
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587 // initializer vector |
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588 std::vector<LLConstant*> sinits; |
109
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589 // first is always the vtable |
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590 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
109
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591 |
115
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592 // monitor |
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593 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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594 |
109
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595 // get type |
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596 assert(tinfo->ty == Taarray); |
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597 TypeAArray *tc = (TypeAArray *)tinfo; |
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598 |
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599 // value typeinfo |
275
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600 LLConstant* castbase = DtoTypeInfoOf(tc->next, true); |
109
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601 sinits.push_back(castbase); |
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602 |
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603 // key typeinfo |
275
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604 castbase = DtoTypeInfoOf(tc->index, true); |
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605 sinits.push_back(castbase); |
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606 |
797
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607 // create the inititalizer |
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608 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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609 |
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610 // refine global type |
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611 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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612 |
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613 // set the initializer |
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614 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 615 } |
616 | |
58
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617 /* ========================================================================= */ |
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618 |
106 | 619 void TypeInfoFunctionDeclaration::llvmDefine() |
52 | 620 { |
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621 Logger::println("TypeInfoFunctionDeclaration::llvmDefine() %s", toChars()); |
58
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622 LOG_SCOPE; |
52 | 623 |
624 assert(tinfo->ty == Tfunction); | |
625 TypeFunction *tc = (TypeFunction *)tinfo; | |
626 | |
106 | 627 LLVM_D_Define_TypeInfoBase(tc->next, this, Type::typeinfofunction); |
628 } | |
629 | |
58
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630 /* ========================================================================= */ |
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631 |
106 | 632 void TypeInfoDelegateDeclaration::llvmDefine() |
52 | 633 { |
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634 Logger::println("TypeInfoDelegateDeclaration::llvmDefine() %s", toChars()); |
58
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635 LOG_SCOPE; |
52 | 636 |
637 assert(tinfo->ty == Tdelegate); | |
638 TypeDelegate *tc = (TypeDelegate *)tinfo; | |
639 | |
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640 LLVM_D_Define_TypeInfoBase(tc->nextOf()->nextOf(), this, Type::typeinfodelegate); |
106 | 641 } |
642 | |
58
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643 /* ========================================================================= */ |
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644 |
106 | 645 void TypeInfoStructDeclaration::llvmDefine() |
646 { | |
647 Logger::println("TypeInfoStructDeclaration::llvmDefine() %s", toChars()); | |
72 | 648 LOG_SCOPE; |
649 | |
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650 // make sure struct is resolved |
72 | 651 assert(tinfo->ty == Tstruct); |
652 TypeStruct *tc = (TypeStruct *)tinfo; | |
653 StructDeclaration *sd = tc->sym; | |
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654 sd->codegen(Type::sir); |
72 | 655 |
656 ClassDeclaration* base = Type::typeinfostruct; | |
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657 base->codegen(Type::sir); |
72 | 658 |
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659 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
72 | 660 |
115
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661 // vtbl |
213
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662 std::vector<LLConstant*> sinits; |
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663 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
72 | 664 |
115
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665 // monitor |
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666 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
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667 |
72 | 668 // char[] name |
669 char *name = sd->toPrettyChars(); | |
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670 sinits.push_back(DtoConstString(name)); |
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671 //Logger::println("************** A"); |
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672 assert(sinits.back()->getType() == stype->getElementType(2)); |
72 | 673 |
674 // void[] init | |
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675 const LLPointerType* initpt = getPtrToType(LLType::Int8Ty); |
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676 #if 0 |
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677 // the implementation of TypeInfo_Struct uses this to determine size. :/ |
72 | 678 if (sd->zeroInit) // 0 initializer, or the same as the base type |
679 { | |
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680 sinits.push_back(DtoConstSlice(DtoConstSize_t(0), llvm::ConstantPointerNull::get(initpt))); |
72 | 681 } |
682 else | |
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683 #endif |
72 | 684 { |
173
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685 size_t cisize = getTypeStoreSize(tc->ir.type->get()); |
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686 LLConstant* cicast = llvm::ConstantExpr::getBitCast(sd->ir.irStruct->getInitSymbol(), initpt); |
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687 sinits.push_back(DtoConstSlice(DtoConstSize_t(cisize), cicast)); |
72 | 688 } |
689 | |
690 // toX functions ground work | |
691 FuncDeclaration *fd; | |
692 FuncDeclaration *fdx; | |
693 TypeFunction *tf; | |
694 Type *ta; | |
695 Dsymbol *s; | |
696 | |
697 static TypeFunction *tftohash; | |
698 static TypeFunction *tftostring; | |
699 | |
700 if (!tftohash) | |
701 { | |
702 Scope sc; | |
703 | |
704 tftohash = new TypeFunction(NULL, Type::thash_t, 0, LINKd); | |
705 tftohash = (TypeFunction *)tftohash->semantic(0, &sc); | |
706 | |
707 tftostring = new TypeFunction(NULL, Type::tchar->arrayOf(), 0, LINKd); | |
708 tftostring = (TypeFunction *)tftostring->semantic(0, &sc); | |
709 } | |
710 | |
711 TypeFunction *tfeqptr; | |
712 { | |
713 Scope sc; | |
714 Arguments *arguments = new Arguments; | |
715 Argument *arg = new Argument(STCin, tc->pointerTo(), NULL, NULL); | |
716 | |
717 arguments->push(arg); | |
718 tfeqptr = new TypeFunction(arguments, Type::tint32, 0, LINKd); | |
719 tfeqptr = (TypeFunction *)tfeqptr->semantic(0, &sc); | |
720 } | |
721 | |
722 #if 0 | |
723 TypeFunction *tfeq; | |
724 { | |
725 Scope sc; | |
726 Array *arguments = new Array; | |
727 Argument *arg = new Argument(In, tc, NULL, NULL); | |
728 | |
729 arguments->push(arg); | |
730 tfeq = new TypeFunction(arguments, Type::tint32, 0, LINKd); | |
731 tfeq = (TypeFunction *)tfeq->semantic(0, &sc); | |
732 } | |
733 #endif | |
734 | |
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735 //Logger::println("************** B"); |
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736 const LLPointerType* ptty = isaPointer(stype->getElementType(4)); |
115
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|
737 assert(ptty); |
72 | 738 |
739 s = search_function(sd, Id::tohash); | |
740 fdx = s ? s->isFuncDeclaration() : NULL; | |
741 if (fdx) | |
742 { | |
743 fd = fdx->overloadExactMatch(tftohash); | |
744 if (fd) { | |
1148
3d1b16dabd25
Eliminated the need for resolve, declare, const-init and define lists to drive code generation.
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|
745 fd->codegen(Type::sir); |
173
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|
746 assert(fd->ir.irFunc->func != 0); |
213
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747 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
72 | 748 assert(c); |
749 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
750 sinits.push_back(c); | |
751 } | |
752 else { | |
753 //fdx->error("must be declared as extern (D) uint toHash()"); | |
754 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
755 } | |
756 } | |
757 else { | |
758 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
759 } | |
760 | |
761 s = search_function(sd, Id::eq); | |
762 fdx = s ? s->isFuncDeclaration() : NULL; | |
763 for (int i = 0; i < 2; i++) | |
764 { | |
110
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765 //Logger::println("************** C %d", i); |
115
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|
766 ptty = isaPointer(stype->getElementType(5+i)); |
72 | 767 if (fdx) |
768 { | |
769 fd = fdx->overloadExactMatch(tfeqptr); | |
770 if (fd) { | |
1148
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771 fd->codegen(Type::sir); |
173
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772 assert(fd->ir.irFunc->func != 0); |
213
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|
773 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
72 | 774 assert(c); |
775 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
776 sinits.push_back(c); | |
777 } | |
778 else { | |
779 //fdx->error("must be declared as extern (D) int %s(%s*)", fdx->toChars(), sd->toChars()); | |
780 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
781 } | |
782 } | |
783 else { | |
784 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
785 } | |
786 | |
787 s = search_function(sd, Id::cmp); | |
788 fdx = s ? s->isFuncDeclaration() : NULL; | |
789 } | |
790 | |
110
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|
791 //Logger::println("************** D"); |
115
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|
792 ptty = isaPointer(stype->getElementType(7)); |
72 | 793 s = search_function(sd, Id::tostring); |
794 fdx = s ? s->isFuncDeclaration() : NULL; | |
795 if (fdx) | |
796 { | |
797 fd = fdx->overloadExactMatch(tftostring); | |
798 if (fd) { | |
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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|
799 fd->codegen(Type::sir); |
173
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|
800 assert(fd->ir.irFunc->func != 0); |
213
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|
801 LLConstant* c = isaConstant(fd->ir.irFunc->func); |
72 | 802 assert(c); |
803 c = llvm::ConstantExpr::getBitCast(c, ptty); | |
804 sinits.push_back(c); | |
805 } | |
806 else { | |
807 //fdx->error("must be declared as extern (D) char[] toString()"); | |
808 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
809 } | |
810 } | |
811 else { | |
812 sinits.push_back(llvm::ConstantPointerNull::get(ptty)); | |
813 } | |
814 | |
815 // uint m_flags; | |
81
3587401b6eeb
[svn r85] Fixed: if a return statement appeared in the try block of a nested try-finally, only the inner-most finally block would be executed.
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73
diff
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|
816 sinits.push_back(DtoConstUint(tc->hasPointers())); |
72 | 817 |
758
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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diff
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|
818 #if DMDV2 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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diff
changeset
|
819 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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diff
changeset
|
820 // const(MemberInfo[]) function(in char[]) xgetMembers; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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diff
changeset
|
821 sinits.push_back(LLConstant::getNullValue(stype->getElementType(sinits.size()))); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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diff
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|
822 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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parents:
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diff
changeset
|
823 //void function(void*) xdtor; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
824 sinits.push_back(LLConstant::getNullValue(stype->getElementType(sinits.size()))); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
825 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
663
diff
changeset
|
826 //void function(void*) xpostblit; |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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diff
changeset
|
827 sinits.push_back(LLConstant::getNullValue(stype->getElementType(sinits.size()))); |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
parents:
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diff
changeset
|
828 |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
Tomas Lindquist Olsen <tomas.l.olsen@gmail.com>
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diff
changeset
|
829 #endif |
f04dde6e882c
Added initial D2 support, D2 frontend and changes to codegen to make things compile.
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diff
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|
830 |
797
340acf1535d0
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parents:
796
diff
changeset
|
831 // create the inititalizer |
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parents:
796
diff
changeset
|
832 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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diff
changeset
|
833 |
340acf1535d0
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diff
changeset
|
834 // refine global type |
340acf1535d0
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parents:
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diff
changeset
|
835 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
340acf1535d0
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diff
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|
836 |
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837 // set the initializer |
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|
838 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 839 } |
840 | |
58
2c3cd3596187
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diff
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|
841 /* ========================================================================= */ |
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diff
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|
842 |
106 | 843 void TypeInfoClassDeclaration::llvmDefine() |
844 { | |
845 Logger::println("TypeInfoClassDeclaration::llvmDefine() %s", toChars()); | |
846 LOG_SCOPE; | |
847 | |
1245
465a77c904d4
Fixed all issues preventing Tango 0.99.8 to compile with `sh build-tango.sh --verbose ldc'.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
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diff
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|
848 // make sure class is resolved |
465a77c904d4
Fixed all issues preventing Tango 0.99.8 to compile with `sh build-tango.sh --verbose ldc'.
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parents:
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diff
changeset
|
849 assert(tinfo->ty == Tclass); |
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Fixed all issues preventing Tango 0.99.8 to compile with `sh build-tango.sh --verbose ldc'.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
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|
850 TypeClass *tc = (TypeClass *)tinfo; |
465a77c904d4
Fixed all issues preventing Tango 0.99.8 to compile with `sh build-tango.sh --verbose ldc'.
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parents:
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|
851 tc->sym->codegen(Type::sir); |
465a77c904d4
Fixed all issues preventing Tango 0.99.8 to compile with `sh build-tango.sh --verbose ldc'.
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diff
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|
852 |
106 | 853 // init typeinfo class |
854 ClassDeclaration* base = Type::typeinfoclass; | |
855 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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diff
changeset
|
856 base->codegen(Type::sir); |
106 | 857 |
858 // initializer vector | |
213
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|
859 std::vector<LLConstant*> sinits; |
106 | 860 // first is always the vtable |
1228
79758fd2f48a
Added Doxygen file.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
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diff
changeset
|
861 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
106 | 862 |
115
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|
863 // monitor |
244
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|
864 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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|
865 |
106 | 866 // get classinfo |
1228
79758fd2f48a
Added Doxygen file.
Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
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|
867 sinits.push_back(tc->sym->ir.irStruct->getClassInfoSymbol()); |
106 | 868 |
797
340acf1535d0
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|
869 // create the inititalizer |
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|
870 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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|
871 |
340acf1535d0
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diff
changeset
|
872 // refine global type |
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|
873 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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diff
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|
874 |
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diff
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|
875 // set the initializer |
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|
876 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 877 } |
878 | |
58
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diff
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|
879 /* ========================================================================= */ |
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diff
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|
880 |
106 | 881 void TypeInfoInterfaceDeclaration::llvmDefine() |
882 { | |
113
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|
883 Logger::println("TypeInfoInterfaceDeclaration::llvmDefine() %s", toChars()); |
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|
884 LOG_SCOPE; |
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|
885 |
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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|
886 // make sure interface is resolved |
465a77c904d4
Fixed all issues preventing Tango 0.99.8 to compile with `sh build-tango.sh --verbose ldc'.
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|
887 assert(tinfo->ty == Tclass); |
465a77c904d4
Fixed all issues preventing Tango 0.99.8 to compile with `sh build-tango.sh --verbose ldc'.
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diff
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|
888 TypeClass *tc = (TypeClass *)tinfo; |
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Fixed all issues preventing Tango 0.99.8 to compile with `sh build-tango.sh --verbose ldc'.
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|
889 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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|
890 |
113
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[svn r117] Initial working implementation of interfaces.
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parents:
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|
891 // init typeinfo class |
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[svn r117] Initial working implementation of interfaces.
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|
892 ClassDeclaration* base = Type::typeinfointerface; |
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[svn r117] Initial working implementation of interfaces.
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|
893 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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|
894 base->codegen(Type::sir); |
113
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[svn r117] Initial working implementation of interfaces.
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|
895 |
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|
896 // get type of typeinfo class |
244
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|
897 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
113
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|
898 |
27b9f749d9fe
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|
899 // initializer vector |
213
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|
900 std::vector<LLConstant*> sinits; |
113
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|
901 // first is always the vtable |
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|
902 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
113
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|
903 |
115
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|
904 // monitor |
244
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diff
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|
905 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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[svn r119] Added the monitor data field that comes after the vtable pointer to all classes. Represented as a void* initialized to zero.
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|
906 |
113
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|
907 // get classinfo |
1228
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Added Doxygen file.
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changeset
|
908 sinits.push_back(tc->sym->ir.irStruct->getClassInfoSymbol()); |
113
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|
909 |
797
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changeset
|
910 // create the inititalizer |
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changeset
|
911 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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|
912 |
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changeset
|
913 // refine global type |
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914 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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|
915 |
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916 // set the initializer |
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917 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 918 } |
919 | |
58
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920 /* ========================================================================= */ |
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921 |
106 | 922 void TypeInfoTupleDeclaration::llvmDefine() |
923 { | |
113
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924 Logger::println("TypeInfoTupleDeclaration::llvmDefine() %s", toChars()); |
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925 LOG_SCOPE; |
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926 |
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|
927 // init typeinfo class |
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928 ClassDeclaration* base = Type::typeinfotypelist; |
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|
929 assert(base); |
1148
3d1b16dabd25
Eliminated the need for resolve, declare, const-init and define lists to drive code generation.
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930 base->codegen(Type::sir); |
113
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931 |
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932 // get type of typeinfo class |
244
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933 const LLStructType* stype = isaStruct(base->type->ir.type->get()); |
113
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934 |
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935 // initializer vector |
213
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936 std::vector<LLConstant*> sinits; |
113
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|
937 // first is always the vtable |
1228
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Added Doxygen file.
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|
938 sinits.push_back(base->ir.irStruct->getVtblSymbol()); |
113
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939 |
115
5ba6d286c941
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940 // monitor |
244
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|
941 sinits.push_back(llvm::ConstantPointerNull::get(getPtrToType(LLType::Int8Ty))); |
115
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942 |
113
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943 // create elements array |
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944 assert(tinfo->ty == Ttuple); |
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945 TypeTuple *tu = (TypeTuple *)tinfo; |
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946 |
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947 size_t dim = tu->arguments->dim; |
213
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948 std::vector<LLConstant*> arrInits; |
113
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949 |
213
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950 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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|
951 tiTy = getPtrToType(tiTy); |
113
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952 |
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|
953 for (size_t i = 0; i < dim; i++) |
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954 { |
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955 Argument *arg = (Argument *)tu->arguments->data[i]; |
275
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956 LLConstant* castbase = DtoTypeInfoOf(arg->type, true); |
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957 assert(castbase->getType() == tiTy); |
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958 arrInits.push_back(castbase); |
113
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959 } |
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960 |
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961 // build array type |
244
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962 const LLArrayType* arrTy = LLArrayType::get(tiTy, dim); |
213
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963 LLConstant* arrC = llvm::ConstantArray::get(arrTy, arrInits); |
113
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964 |
522
cd4eeb6cc5f6
Fix TypeInfo_Tuple array initialization.
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|
965 // need the pointer to the first element of arrC, so create a global for it |
918
a4fcc13da3cd
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|
966 llvm::GlobalValue::LinkageTypes _linkage = llvm::GlobalValue::InternalLinkage; |
522
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|
967 llvm::GlobalVariable* gvar = new llvm::GlobalVariable(arrTy,true,_linkage,arrC,".tupleelements",gIR->module); |
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|
968 |
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|
969 // get pointer to first element |
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|
970 llvm::ConstantInt* zero = DtoConstSize_t(0); |
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|
971 LLConstant* idxs[2] = { zero, zero }; |
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|
972 LLConstant* arrptr = llvm::ConstantExpr::getGetElementPtr(gvar, idxs, 2); |
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973 |
113
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974 // build the slice |
522
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|
975 LLConstant* slice = DtoConstSlice(DtoConstSize_t(dim), arrptr); |
113
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976 sinits.push_back(slice); |
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977 |
797
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|
978 // create the inititalizer |
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979 LLConstant* tiInit = llvm::ConstantStruct::get(sinits); |
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980 |
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981 // refine global type |
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|
982 llvm::cast<llvm::OpaqueType>(ir.irGlobal->type.get())->refineAbstractTypeTo(tiInit->getType()); |
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983 |
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984 // set the initializer |
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|
985 isaGlobalVar(ir.irGlobal->value)->setInitializer(tiInit); |
106 | 986 } |
987 | |
758
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988 /* ========================================================================= */ |
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989 |
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990 #if DMDV2 |
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991 |
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992 void TypeInfoConstDeclaration::llvmDefine() |
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993 { |
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|
994 Logger::println("TypeInfoConstDeclaration::llvmDefine() %s", toChars()); |
758
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995 LOG_SCOPE; |
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996 |
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997 Type *tm = tinfo->mutableOf(); |
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998 tm = tm->merge(); |
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999 |
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1000 LLVM_D_Define_TypeInfoBase(tm, this, Type::typeinfoconst); |
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1001 } |
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1002 |
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1003 /* ========================================================================= */ |
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1004 |
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1005 void TypeInfoInvariantDeclaration::llvmDefine() |
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1006 { |
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1007 Logger::println("TypeInfoInvariantDeclaration::llvmDefine() %s", toChars()); |
761
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1008 LOG_SCOPE; |
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1009 |
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1010 Type *tm = tinfo->mutableOf(); |
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1011 tm = tm->merge(); |
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1012 |
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1013 LLVM_D_Define_TypeInfoBase(tm, this, Type::typeinfoinvariant); |
758
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1014 } |
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1015 |
766
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1016 #endif |