109 lines
3.4 KiB
C++
109 lines
3.4 KiB
C++
//===- NativeEnumSymbol.cpp - info about enum type --------------*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/DebugInfo/PDB/Native/NativeEnumSymbol.h"
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#include "llvm/DebugInfo/CodeView/CVTypeVisitor.h"
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#include "llvm/DebugInfo/CodeView/TypeRecord.h"
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#include "llvm/DebugInfo/PDB/Native/NativeEnumTypes.h"
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#include "llvm/DebugInfo/PDB/PDBSymbolTypeBuiltin.h"
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#include <cassert>
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using namespace llvm;
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using namespace llvm::pdb;
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NativeEnumSymbol::NativeEnumSymbol(NativeSession &Session, SymIndexId Id,
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const codeview::CVType &CVT)
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: NativeRawSymbol(Session, Id), CV(CVT),
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Record(codeview::TypeRecordKind::Enum) {
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assert(CV.kind() == codeview::TypeLeafKind::LF_ENUM);
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cantFail(visitTypeRecord(CV, *this));
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}
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NativeEnumSymbol::~NativeEnumSymbol() {}
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std::unique_ptr<NativeRawSymbol> NativeEnumSymbol::clone() const {
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return llvm::make_unique<NativeEnumSymbol>(Session, SymbolId, CV);
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}
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std::unique_ptr<IPDBEnumSymbols>
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NativeEnumSymbol::findChildren(PDB_SymType Type) const {
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switch (Type) {
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case PDB_SymType::Data: {
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// TODO(amccarth): Provide an actual implementation.
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return nullptr;
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}
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default:
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return nullptr;
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}
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}
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Error NativeEnumSymbol::visitKnownRecord(codeview::CVType &CVR,
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codeview::EnumRecord &ER) {
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Record = ER;
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return Error::success();
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}
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Error NativeEnumSymbol::visitKnownMember(codeview::CVMemberRecord &CVM,
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codeview::EnumeratorRecord &R) {
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return Error::success();
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}
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PDB_SymType NativeEnumSymbol::getSymTag() const { return PDB_SymType::Enum; }
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uint32_t NativeEnumSymbol::getClassParentId() const { return 0xFFFFFFFF; }
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uint32_t NativeEnumSymbol::getUnmodifiedTypeId() const { return 0; }
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bool NativeEnumSymbol::hasConstructor() const {
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return bool(Record.getOptions() &
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codeview::ClassOptions::HasConstructorOrDestructor);
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}
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bool NativeEnumSymbol::hasAssignmentOperator() const {
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return bool(Record.getOptions() &
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codeview::ClassOptions::HasOverloadedAssignmentOperator);
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}
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bool NativeEnumSymbol::hasCastOperator() const {
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return bool(Record.getOptions() &
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codeview::ClassOptions::HasConversionOperator);
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}
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uint64_t NativeEnumSymbol::getLength() const {
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const auto Id = Session.findSymbolByTypeIndex(Record.getUnderlyingType());
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const auto UnderlyingType =
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Session.getConcreteSymbolById<PDBSymbolTypeBuiltin>(Id);
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return UnderlyingType ? UnderlyingType->getLength() : 0;
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}
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std::string NativeEnumSymbol::getName() const { return Record.getName(); }
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bool NativeEnumSymbol::isNested() const {
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return bool(Record.getOptions() & codeview::ClassOptions::Nested);
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}
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bool NativeEnumSymbol::hasOverloadedOperator() const {
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return bool(Record.getOptions() &
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codeview::ClassOptions::HasOverloadedOperator);
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}
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bool NativeEnumSymbol::isPacked() const {
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return bool(Record.getOptions() & codeview::ClassOptions::Packed);
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}
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bool NativeEnumSymbol::isScoped() const {
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return bool(Record.getOptions() & codeview::ClassOptions::Scoped);
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}
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uint32_t NativeEnumSymbol::getTypeId() const {
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return Session.findSymbolByTypeIndex(Record.getUnderlyingType());
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}
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