6024e5c395
clang 20.0.0 (based on r547379) from build 12806354. Bug: http://b/379133546 Test: N/A Change-Id: I2eb8938af55d809de674be63cb30cf27e801862b Upstream-Commit: ad834e67b1105d15ef907f6255d4c96e8e733f57
90 lines
3.4 KiB
C++
90 lines
3.4 KiB
C++
//===- InstallAPI/Visitor.h -----------------------------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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///
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/// ASTVisitor Interface for InstallAPI frontend operations.
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///
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_INSTALLAPI_VISITOR_H
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#define LLVM_CLANG_INSTALLAPI_VISITOR_H
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#include "clang/AST/Mangle.h"
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#include "clang/AST/RecursiveASTVisitor.h"
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#include "clang/Basic/TargetInfo.h"
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#include "clang/Frontend/FrontendActions.h"
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#include "clang/InstallAPI/Context.h"
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#include "llvm/ADT/Twine.h"
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namespace clang {
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struct AvailabilityInfo;
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namespace installapi {
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/// ASTVisitor for collecting declarations that represent global symbols.
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class InstallAPIVisitor final : public ASTConsumer,
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public RecursiveASTVisitor<InstallAPIVisitor> {
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public:
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InstallAPIVisitor(ASTContext &ASTCtx, InstallAPIContext &Ctx,
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SourceManager &SrcMgr, Preprocessor &PP)
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: Ctx(Ctx), SrcMgr(SrcMgr), PP(PP),
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MC(ItaniumMangleContext::create(ASTCtx, ASTCtx.getDiagnostics())),
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Layout(ASTCtx.getTargetInfo().getDataLayoutString()) {}
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void HandleTranslationUnit(ASTContext &ASTCtx) override;
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bool shouldVisitTemplateInstantiations() const { return true; }
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/// Collect global variables.
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bool VisitVarDecl(const VarDecl *D);
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/// Collect global functions.
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bool VisitFunctionDecl(const FunctionDecl *D);
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/// Collect Objective-C Interface declarations.
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/// Every Objective-C class has an interface declaration that lists all the
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/// ivars, properties, and methods of the class.
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bool VisitObjCInterfaceDecl(const ObjCInterfaceDecl *D);
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/// Collect Objective-C Category/Extension declarations.
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///
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/// The class that is being extended might come from a different library and
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/// is therefore itself not collected.
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bool VisitObjCCategoryDecl(const ObjCCategoryDecl *D);
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/// Collect global c++ declarations.
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bool VisitCXXRecordDecl(const CXXRecordDecl *D);
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private:
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std::string getMangledName(const NamedDecl *D) const;
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std::string getBackendMangledName(llvm::Twine Name) const;
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std::string getMangledCXXVTableName(const CXXRecordDecl *D) const;
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std::string getMangledCXXThunk(const GlobalDecl &D, const ThunkInfo &Thunk,
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bool ElideOverrideInfo) const;
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std::string getMangledCXXRTTI(const CXXRecordDecl *D) const;
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std::string getMangledCXXRTTIName(const CXXRecordDecl *D) const;
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std::string getMangledCtorDtor(const CXXMethodDecl *D, int Type) const;
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std::optional<HeaderType> getAccessForDecl(const NamedDecl *D) const;
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void recordObjCInstanceVariables(
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const ASTContext &ASTCtx, llvm::MachO::ObjCContainerRecord *Record,
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StringRef SuperClass,
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const llvm::iterator_range<
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DeclContext::specific_decl_iterator<ObjCIvarDecl>>
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Ivars);
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void emitVTableSymbols(const CXXRecordDecl *D, const AvailabilityInfo &Avail,
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const HeaderType Access, bool EmittedVTable = false);
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InstallAPIContext &Ctx;
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SourceManager &SrcMgr;
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Preprocessor &PP;
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std::unique_ptr<clang::ItaniumMangleContext> MC;
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StringRef Layout;
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};
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} // namespace installapi
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} // namespace clang
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#endif // LLVM_CLANG_INSTALLAPI_VISITOR_H
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