1 //===--- ModuleBuilder.cpp - Emit LLVM Code from ASTs ---------------------===//
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
11 //===----------------------------------------------------------------------===//
33   class CodeGeneratorImpl : public CodeGenerator {
43     /// Use this when emitting decls to block re-entrant decl emission. It will
55         unsigned Level = --Self.HandlingTopLevelDecls;  in ~HandlingTopLevelDeclRAII()
72       if (ModuleName == "-" && !CGO.MainFileName.empty())  in ExpandModuleName()
106       return Builder->getModuleDebugInfo();  in getCGDebugInfo()
115       if (!Builder->lookupRepresentativeDecl(MangledName, Result))  in GetDeclForMangledName()
119         if (FD->hasBody(FD))  in GetDeclForMangledName()
122         if (auto Def = TD->getDefinition())  in GetDeclForMangledName()
129       return Builder->getMangledName(GD);  in GetMangledName()
133       return Builder->GetAddrOfGlobal(global, ForDefinition_t(isForDefinition));  in GetAddrOfGlobal()
146         OldBuilder->moveLazyEmissionStates(Builder.get());  in StartModule()
154       M->setTargetTriple(Ctx->getTargetInfo().getTriple().getTriple());  in Initialize()
155       M->setDataLayout(Ctx->getTargetInfo().getDataLayoutString());  in Initialize()
156       const auto &SDKVersion = Ctx->getTargetInfo().getSDKVersion();  in Initialize()
158         M->setSDKVersion(SDKVersion);  in Initialize()
159       if (const auto *TVT = Ctx->getTargetInfo().getDarwinTargetVariantTriple())  in Initialize()
160         M->setDarwinTargetVariantTriple(TVT->getTriple());  in Initialize()
162               Ctx->getTargetInfo().getDarwinTargetVariantSDKVersion())  in Initialize()
163         M->setDarwinTargetVariantSDKVersion(*TVSDKVersion);  in Initialize()
169         Builder->AddDependentLib(Lib);  in Initialize()
171         Builder->AppendLinkerOptions(Opt);  in Initialize()
178       Builder->HandleCXXStaticMemberVarInstantiation(VD);  in HandleCXXStaticMemberVarInstantiation()
181     bool HandleTopLevelDecl(DeclGroupRef DG) override {  in HandleTopLevelDecl()  argument
189       for (DeclGroupRef::iterator I = DG.begin(), E = DG.end(); I != E; ++I)  in HandleTopLevelDecl()
190         Builder->EmitTopLevelDecl(*I);  in HandleTopLevelDecl()
204         Builder->EmitTopLevelDecl(DeferredInlineMemberFuncDefs[I]);  in EmitDeferredDecls()
212       assert(D->doesThisDeclarationHaveABody());  in HandleInlineFunctionDefinition()
227       if (!D->getLexicalDeclContext()->isDependentContext())  in HandleInlineFunctionDefinition()
228         Builder->AddDeferredUnusedCoverageMapping(D);  in HandleInlineFunctionDefinition()
231     /// HandleTagDeclDefinition - This callback is invoked each time a TagDecl
232     /// to (e.g. struct, union, enum, class) is completed. This allows the
239       // Don't allow re-entrant calls to CodeGen triggered by PCH  in HandleTagDeclDefinition()
243       Builder->UpdateCompletedType(D);  in HandleTagDeclDefinition()
247       if (Ctx->getTargetInfo().getCXXABI().isMicrosoft()) {  in HandleTagDeclDefinition()
248         for (Decl *Member : D->decls()) {  in HandleTagDeclDefinition()
250             if (Ctx->isMSStaticDataMemberInlineDefinition(VD) &&  in HandleTagDeclDefinition()
251                 Ctx->DeclMustBeEmitted(VD)) {  in HandleTagDeclDefinition()
252               Builder->EmitGlobal(VD);  in HandleTagDeclDefinition()
258       if (Ctx->getLangOpts().OpenMP) {  in HandleTagDeclDefinition()
259         for (Decl *Member : D->decls()) {  in HandleTagDeclDefinition()
261             if (Ctx->DeclMustBeEmitted(DRD))  in HandleTagDeclDefinition()
262               Builder->EmitGlobal(DRD);  in HandleTagDeclDefinition()
264             if (Ctx->DeclMustBeEmitted(DMD))  in HandleTagDeclDefinition()
265               Builder->EmitGlobal(DMD);  in HandleTagDeclDefinition()
275       // Don't allow re-entrant calls to CodeGen triggered by PCH  in HandleTagDeclRequiredDefinition()
279       if (CodeGen::CGDebugInfo *DI = Builder->getModuleDebugInfo())  in HandleTagDeclRequiredDefinition()
281           DI->completeRequiredType(RD);  in HandleTagDeclRequiredDefinition()
287         Builder->Release();  in HandleTranslationUnit()
293           Builder->clear();  in HandleTranslationUnit()
303       Builder->RefreshTypeCacheForClass(RD);  in AssignInheritanceModel()
310       Builder->EmitTentativeDefinition(D);  in CompleteTentativeDefinition()
314       Builder->EmitExternalDeclaration(D);  in CompleteExternalDeclaration()
321       Builder->EmitVTable(RD);  in HandleVTable()
329   return static_cast<CodeGeneratorImpl*>(this)->CGM();  in CGM()
333   return static_cast<CodeGeneratorImpl*>(this)->GetModule();  in GetModule()
337   return static_cast<CodeGeneratorImpl*>(this)->ReleaseModule();  in ReleaseModule()
341   return static_cast<CodeGeneratorImpl*>(this)->getCGDebugInfo();  in getCGDebugInfo()
345   return static_cast<CodeGeneratorImpl*>(this)->GetDeclForMangledName(name);  in GetDeclForMangledName()
349   return static_cast<CodeGeneratorImpl *>(this)->GetMangledName(GD);  in GetMangledName()
355            ->GetAddrOfGlobal(global, isForDefinition);  in GetAddrOfGlobal()
360   return static_cast<CodeGeneratorImpl*>(this)->StartModule(ModuleName, C);  in StartModule()