| //===--- Record.cpp - struct and class metadata for the VM ------*- C++ -*-===// |
| // |
| // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
| // See https://llvm.org/LICENSE.txt for license information. |
| // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "Record.h" |
| #include "clang/AST/ASTContext.h" |
| |
| using namespace clang; |
| using namespace clang::interp; |
| |
| Record::Record(const RecordDecl *Decl, BaseList &&SrcBases, |
| FieldList &&SrcFields, VirtualBaseList &&SrcVirtualBases, |
| unsigned VirtualSize, unsigned BaseSize) |
| : Decl(Decl), Bases(std::move(SrcBases)), Fields(std::move(SrcFields)), |
| BaseSize(BaseSize), VirtualSize(VirtualSize) { |
| for (Base &V : SrcVirtualBases) |
| VirtualBases.push_back({ V.Decl, V.Offset + BaseSize, V.Desc, V.R }); |
| |
| for (Base &B : Bases) |
| BaseMap[B.Decl] = &B; |
| for (Field &F : Fields) |
| FieldMap[F.Decl] = &F; |
| for (Base &V : VirtualBases) |
| VirtualBaseMap[V.Decl] = &V; |
| } |
| |
| const std::string Record::getName() const { |
| std::string Ret; |
| llvm::raw_string_ostream OS(Ret); |
| Decl->getNameForDiagnostic(OS, Decl->getASTContext().getPrintingPolicy(), |
| /*Qualified=*/true); |
| return Ret; |
| } |
| |
| const Record::Field *Record::getField(const FieldDecl *FD) const { |
| auto It = FieldMap.find(FD); |
| assert(It != FieldMap.end() && "Missing field"); |
| return It->second; |
| } |
| |
| const Record::Base *Record::getBase(const RecordDecl *FD) const { |
| auto It = BaseMap.find(FD); |
| assert(It != BaseMap.end() && "Missing base"); |
| return It->second; |
| } |
| |
| const Record::Base *Record::getBase(QualType T) const { |
| if (!T->isRecordType()) |
| return nullptr; |
| |
| const RecordDecl *RD = T->getAs<RecordType>()->getDecl(); |
| return BaseMap.lookup(RD); |
| } |
| |
| const Record::Base *Record::getVirtualBase(const RecordDecl *FD) const { |
| auto It = VirtualBaseMap.find(FD); |
| assert(It != VirtualBaseMap.end() && "Missing virtual base"); |
| return It->second; |
| } |