blob: ea7c2a459599cf3807b26b8247e131d40db061e6 [file] [log] [blame]
//===- ASTReaderStmt.cpp - Stmt/Expr Deserialization ----------------------===//
//
// 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
//
//===----------------------------------------------------------------------===//
//
// Statement/expression deserialization. This implements the
// ASTReader::ReadStmt method.
//
//===----------------------------------------------------------------------===//
#include "clang/Serialization/ASTReader.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/AttrIterator.h"
#include "clang/AST/Decl.h"
#include "clang/AST/DeclAccessPair.h"
#include "clang/AST/DeclCXX.h"
#include "clang/AST/DeclGroup.h"
#include "clang/AST/DeclObjC.h"
#include "clang/AST/DeclTemplate.h"
#include "clang/AST/DeclarationName.h"
#include "clang/AST/Expr.h"
#include "clang/AST/ExprCXX.h"
#include "clang/AST/ExprObjC.h"
#include "clang/AST/ExprOpenMP.h"
#include "clang/AST/NestedNameSpecifier.h"
#include "clang/AST/OpenMPClause.h"
#include "clang/AST/OperationKinds.h"
#include "clang/AST/Stmt.h"
#include "clang/AST/StmtCXX.h"
#include "clang/AST/StmtObjC.h"
#include "clang/AST/StmtOpenMP.h"
#include "clang/AST/StmtVisitor.h"
#include "clang/AST/TemplateBase.h"
#include "clang/AST/Type.h"
#include "clang/AST/UnresolvedSet.h"
#include "clang/Basic/CapturedStmt.h"
#include "clang/Basic/ExpressionTraits.h"
#include "clang/Basic/LLVM.h"
#include "clang/Basic/Lambda.h"
#include "clang/Basic/LangOptions.h"
#include "clang/Basic/OpenMPKinds.h"
#include "clang/Basic/OperatorKinds.h"
#include "clang/Basic/SourceLocation.h"
#include "clang/Basic/Specifiers.h"
#include "clang/Basic/TypeTraits.h"
#include "clang/Lex/Token.h"
#include "clang/Serialization/ASTBitCodes.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallString.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/StringRef.h"
#include "llvm/Bitcode/BitstreamReader.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/ErrorHandling.h"
#include <algorithm>
#include <cassert>
#include <cstdint>
#include <string>
using namespace clang;
using namespace serialization;
namespace clang {
class ASTStmtReader : public StmtVisitor<ASTStmtReader> {
friend class OMPClauseReader;
ASTRecordReader &Record;
llvm::BitstreamCursor &DeclsCursor;
SourceLocation ReadSourceLocation() {
return Record.readSourceLocation();
}
SourceRange ReadSourceRange() {
return Record.readSourceRange();
}
std::string ReadString() {
return Record.readString();
}
TypeSourceInfo *GetTypeSourceInfo() {
return Record.getTypeSourceInfo();
}
Decl *ReadDecl() {
return Record.readDecl();
}
template<typename T>
T *ReadDeclAs() {
return Record.readDeclAs<T>();
}
void ReadDeclarationNameLoc(DeclarationNameLoc &DNLoc,
DeclarationName Name) {
Record.readDeclarationNameLoc(DNLoc, Name);
}
void ReadDeclarationNameInfo(DeclarationNameInfo &NameInfo) {
Record.readDeclarationNameInfo(NameInfo);
}
public:
ASTStmtReader(ASTRecordReader &Record, llvm::BitstreamCursor &Cursor)
: Record(Record), DeclsCursor(Cursor) {}
/// The number of record fields required for the Stmt class
/// itself.
static const unsigned NumStmtFields = 1;
/// The number of record fields required for the Expr class
/// itself.
static const unsigned NumExprFields = NumStmtFields + 7;
/// Read and initialize a ExplicitTemplateArgumentList structure.
void ReadTemplateKWAndArgsInfo(ASTTemplateKWAndArgsInfo &Args,
TemplateArgumentLoc *ArgsLocArray,
unsigned NumTemplateArgs);
/// Read and initialize a ExplicitTemplateArgumentList structure.
void ReadExplicitTemplateArgumentList(ASTTemplateArgumentListInfo &ArgList,
unsigned NumTemplateArgs);
void VisitStmt(Stmt *S);
#define STMT(Type, Base) \
void Visit##Type(Type *);
#include "clang/AST/StmtNodes.inc"
};
} // namespace clang
void ASTStmtReader::ReadTemplateKWAndArgsInfo(ASTTemplateKWAndArgsInfo &Args,
TemplateArgumentLoc *ArgsLocArray,
unsigned NumTemplateArgs) {
SourceLocation TemplateKWLoc = ReadSourceLocation();
TemplateArgumentListInfo ArgInfo;
ArgInfo.setLAngleLoc(ReadSourceLocation());
ArgInfo.setRAngleLoc(ReadSourceLocation());
for (unsigned i = 0; i != NumTemplateArgs; ++i)
ArgInfo.addArgument(Record.readTemplateArgumentLoc());
Args.initializeFrom(TemplateKWLoc, ArgInfo, ArgsLocArray);
}
void ASTStmtReader::VisitStmt(Stmt *S) {
S->setIsOMPStructuredBlock(Record.readInt());
assert(Record.getIdx() == NumStmtFields && "Incorrect statement field count");
}
void ASTStmtReader::VisitNullStmt(NullStmt *S) {
VisitStmt(S);
S->setSemiLoc(ReadSourceLocation());
S->NullStmtBits.HasLeadingEmptyMacro = Record.readInt();
}
void ASTStmtReader::VisitCompoundStmt(CompoundStmt *S) {
VisitStmt(S);
SmallVector<Stmt *, 16> Stmts;
unsigned NumStmts = Record.readInt();
while (NumStmts--)
Stmts.push_back(Record.readSubStmt());
S->setStmts(Stmts);
S->CompoundStmtBits.LBraceLoc = ReadSourceLocation();
S->RBraceLoc = ReadSourceLocation();
}
void ASTStmtReader::VisitSwitchCase(SwitchCase *S) {
VisitStmt(S);
Record.recordSwitchCaseID(S, Record.readInt());
S->setKeywordLoc(ReadSourceLocation());
S->setColonLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitCaseStmt(CaseStmt *S) {
VisitSwitchCase(S);
bool CaseStmtIsGNURange = Record.readInt();
S->setLHS(Record.readSubExpr());
S->setSubStmt(Record.readSubStmt());
if (CaseStmtIsGNURange) {
S->setRHS(Record.readSubExpr());
S->setEllipsisLoc(ReadSourceLocation());
}
}
void ASTStmtReader::VisitDefaultStmt(DefaultStmt *S) {
VisitSwitchCase(S);
S->setSubStmt(Record.readSubStmt());
}
void ASTStmtReader::VisitLabelStmt(LabelStmt *S) {
VisitStmt(S);
auto *LD = ReadDeclAs<LabelDecl>();
LD->setStmt(S);
S->setDecl(LD);
S->setSubStmt(Record.readSubStmt());
S->setIdentLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitAttributedStmt(AttributedStmt *S) {
VisitStmt(S);
// NumAttrs in AttributedStmt is set when creating an empty
// AttributedStmt in AttributedStmt::CreateEmpty, since it is needed
// to allocate the right amount of space for the trailing Attr *.
uint64_t NumAttrs = Record.readInt();
AttrVec Attrs;
Record.readAttributes(Attrs);
(void)NumAttrs;
assert(NumAttrs == S->AttributedStmtBits.NumAttrs);
assert(NumAttrs == Attrs.size());
std::copy(Attrs.begin(), Attrs.end(), S->getAttrArrayPtr());
S->SubStmt = Record.readSubStmt();
S->AttributedStmtBits.AttrLoc = ReadSourceLocation();
}
void ASTStmtReader::VisitIfStmt(IfStmt *S) {
VisitStmt(S);
S->setConstexpr(Record.readInt());
bool HasElse = Record.readInt();
bool HasVar = Record.readInt();
bool HasInit = Record.readInt();
S->setCond(Record.readSubExpr());
S->setThen(Record.readSubStmt());
if (HasElse)
S->setElse(Record.readSubStmt());
if (HasVar)
S->setConditionVariable(Record.getContext(), ReadDeclAs<VarDecl>());
if (HasInit)
S->setInit(Record.readSubStmt());
S->setIfLoc(ReadSourceLocation());
if (HasElse)
S->setElseLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitSwitchStmt(SwitchStmt *S) {
VisitStmt(S);
bool HasInit = Record.readInt();
bool HasVar = Record.readInt();
bool AllEnumCasesCovered = Record.readInt();
if (AllEnumCasesCovered)
S->setAllEnumCasesCovered();
S->setCond(Record.readSubExpr());
S->setBody(Record.readSubStmt());
if (HasInit)
S->setInit(Record.readSubStmt());
if (HasVar)
S->setConditionVariable(Record.getContext(), ReadDeclAs<VarDecl>());
S->setSwitchLoc(ReadSourceLocation());
SwitchCase *PrevSC = nullptr;
for (auto E = Record.size(); Record.getIdx() != E; ) {
SwitchCase *SC = Record.getSwitchCaseWithID(Record.readInt());
if (PrevSC)
PrevSC->setNextSwitchCase(SC);
else
S->setSwitchCaseList(SC);
PrevSC = SC;
}
}
void ASTStmtReader::VisitWhileStmt(WhileStmt *S) {
VisitStmt(S);
bool HasVar = Record.readInt();
S->setCond(Record.readSubExpr());
S->setBody(Record.readSubStmt());
if (HasVar)
S->setConditionVariable(Record.getContext(), ReadDeclAs<VarDecl>());
S->setWhileLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitDoStmt(DoStmt *S) {
VisitStmt(S);
S->setCond(Record.readSubExpr());
S->setBody(Record.readSubStmt());
S->setDoLoc(ReadSourceLocation());
S->setWhileLoc(ReadSourceLocation());
S->setRParenLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitForStmt(ForStmt *S) {
VisitStmt(S);
S->setInit(Record.readSubStmt());
S->setCond(Record.readSubExpr());
S->setConditionVariable(Record.getContext(), ReadDeclAs<VarDecl>());
S->setInc(Record.readSubExpr());
S->setBody(Record.readSubStmt());
S->setForLoc(ReadSourceLocation());
S->setLParenLoc(ReadSourceLocation());
S->setRParenLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitGotoStmt(GotoStmt *S) {
VisitStmt(S);
S->setLabel(ReadDeclAs<LabelDecl>());
S->setGotoLoc(ReadSourceLocation());
S->setLabelLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitIndirectGotoStmt(IndirectGotoStmt *S) {
VisitStmt(S);
S->setGotoLoc(ReadSourceLocation());
S->setStarLoc(ReadSourceLocation());
S->setTarget(Record.readSubExpr());
}
void ASTStmtReader::VisitContinueStmt(ContinueStmt *S) {
VisitStmt(S);
S->setContinueLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitBreakStmt(BreakStmt *S) {
VisitStmt(S);
S->setBreakLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitReturnStmt(ReturnStmt *S) {
VisitStmt(S);
bool HasNRVOCandidate = Record.readInt();
S->setRetValue(Record.readSubExpr());
if (HasNRVOCandidate)
S->setNRVOCandidate(ReadDeclAs<VarDecl>());
S->setReturnLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitDeclStmt(DeclStmt *S) {
VisitStmt(S);
S->setStartLoc(ReadSourceLocation());
S->setEndLoc(ReadSourceLocation());
if (Record.size() - Record.getIdx() == 1) {
// Single declaration
S->setDeclGroup(DeclGroupRef(ReadDecl()));
} else {
SmallVector<Decl *, 16> Decls;
int N = Record.size() - Record.getIdx();
Decls.reserve(N);
for (int I = 0; I < N; ++I)
Decls.push_back(ReadDecl());
S->setDeclGroup(DeclGroupRef(DeclGroup::Create(Record.getContext(),
Decls.data(),
Decls.size())));
}
}
void ASTStmtReader::VisitAsmStmt(AsmStmt *S) {
VisitStmt(S);
S->NumOutputs = Record.readInt();
S->NumInputs = Record.readInt();
S->NumClobbers = Record.readInt();
S->setAsmLoc(ReadSourceLocation());
S->setVolatile(Record.readInt());
S->setSimple(Record.readInt());
}
void ASTStmtReader::VisitGCCAsmStmt(GCCAsmStmt *S) {
VisitAsmStmt(S);
S->setRParenLoc(ReadSourceLocation());
S->setAsmString(cast_or_null<StringLiteral>(Record.readSubStmt()));
unsigned NumOutputs = S->getNumOutputs();
unsigned NumInputs = S->getNumInputs();
unsigned NumClobbers = S->getNumClobbers();
// Outputs and inputs
SmallVector<IdentifierInfo *, 16> Names;
SmallVector<StringLiteral*, 16> Constraints;
SmallVector<Stmt*, 16> Exprs;
for (unsigned I = 0, N = NumOutputs + NumInputs; I != N; ++I) {
Names.push_back(Record.getIdentifierInfo());
Constraints.push_back(cast_or_null<StringLiteral>(Record.readSubStmt()));
Exprs.push_back(Record.readSubStmt());
}
// Constraints
SmallVector<StringLiteral*, 16> Clobbers;
for (unsigned I = 0; I != NumClobbers; ++I)
Clobbers.push_back(cast_or_null<StringLiteral>(Record.readSubStmt()));
S->setOutputsAndInputsAndClobbers(Record.getContext(),
Names.data(), Constraints.data(),
Exprs.data(), NumOutputs, NumInputs,
Clobbers.data(), NumClobbers);
}
void ASTStmtReader::VisitMSAsmStmt(MSAsmStmt *S) {
VisitAsmStmt(S);
S->LBraceLoc = ReadSourceLocation();
S->EndLoc = ReadSourceLocation();
S->NumAsmToks = Record.readInt();
std::string AsmStr = ReadString();
// Read the tokens.
SmallVector<Token, 16> AsmToks;
AsmToks.reserve(S->NumAsmToks);
for (unsigned i = 0, e = S->NumAsmToks; i != e; ++i) {
AsmToks.push_back(Record.readToken());
}
// The calls to reserve() for the FooData vectors are mandatory to
// prevent dead StringRefs in the Foo vectors.
// Read the clobbers.
SmallVector<std::string, 16> ClobbersData;
SmallVector<StringRef, 16> Clobbers;
ClobbersData.reserve(S->NumClobbers);
Clobbers.reserve(S->NumClobbers);
for (unsigned i = 0, e = S->NumClobbers; i != e; ++i) {
ClobbersData.push_back(ReadString());
Clobbers.push_back(ClobbersData.back());
}
// Read the operands.
unsigned NumOperands = S->NumOutputs + S->NumInputs;
SmallVector<Expr*, 16> Exprs;
SmallVector<std::string, 16> ConstraintsData;
SmallVector<StringRef, 16> Constraints;
Exprs.reserve(NumOperands);
ConstraintsData.reserve(NumOperands);
Constraints.reserve(NumOperands);
for (unsigned i = 0; i != NumOperands; ++i) {
Exprs.push_back(cast<Expr>(Record.readSubStmt()));
ConstraintsData.push_back(ReadString());
Constraints.push_back(ConstraintsData.back());
}
S->initialize(Record.getContext(), AsmStr, AsmToks,
Constraints, Exprs, Clobbers);
}
void ASTStmtReader::VisitCoroutineBodyStmt(CoroutineBodyStmt *S) {
VisitStmt(S);
assert(Record.peekInt() == S->NumParams);
Record.skipInts(1);
auto *StoredStmts = S->getStoredStmts();
for (unsigned i = 0;
i < CoroutineBodyStmt::SubStmt::FirstParamMove + S->NumParams; ++i)
StoredStmts[i] = Record.readSubStmt();
}
void ASTStmtReader::VisitCoreturnStmt(CoreturnStmt *S) {
VisitStmt(S);
S->CoreturnLoc = Record.readSourceLocation();
for (auto &SubStmt: S->SubStmts)
SubStmt = Record.readSubStmt();
S->IsImplicit = Record.readInt() != 0;
}
void ASTStmtReader::VisitCoawaitExpr(CoawaitExpr *E) {
VisitExpr(E);
E->KeywordLoc = ReadSourceLocation();
for (auto &SubExpr: E->SubExprs)
SubExpr = Record.readSubStmt();
E->OpaqueValue = cast_or_null<OpaqueValueExpr>(Record.readSubStmt());
E->setIsImplicit(Record.readInt() != 0);
}
void ASTStmtReader::VisitCoyieldExpr(CoyieldExpr *E) {
VisitExpr(E);
E->KeywordLoc = ReadSourceLocation();
for (auto &SubExpr: E->SubExprs)
SubExpr = Record.readSubStmt();
E->OpaqueValue = cast_or_null<OpaqueValueExpr>(Record.readSubStmt());
}
void ASTStmtReader::VisitDependentCoawaitExpr(DependentCoawaitExpr *E) {
VisitExpr(E);
E->KeywordLoc = ReadSourceLocation();
for (auto &SubExpr: E->SubExprs)
SubExpr = Record.readSubStmt();
}
void ASTStmtReader::VisitCapturedStmt(CapturedStmt *S) {
VisitStmt(S);
Record.skipInts(1);
S->setCapturedDecl(ReadDeclAs<CapturedDecl>());
S->setCapturedRegionKind(static_cast<CapturedRegionKind>(Record.readInt()));
S->setCapturedRecordDecl(ReadDeclAs<RecordDecl>());
// Capture inits
for (CapturedStmt::capture_init_iterator I = S->capture_init_begin(),
E = S->capture_init_end();
I != E; ++I)
*I = Record.readSubExpr();
// Body
S->setCapturedStmt(Record.readSubStmt());
S->getCapturedDecl()->setBody(S->getCapturedStmt());
// Captures
for (auto &I : S->captures()) {
I.VarAndKind.setPointer(ReadDeclAs<VarDecl>());
I.VarAndKind.setInt(
static_cast<CapturedStmt::VariableCaptureKind>(Record.readInt()));
I.Loc = ReadSourceLocation();
}
}
void ASTStmtReader::VisitExpr(Expr *E) {
VisitStmt(E);
E->setType(Record.readType());
E->setTypeDependent(Record.readInt());
E->setValueDependent(Record.readInt());
E->setInstantiationDependent(Record.readInt());
E->ExprBits.ContainsUnexpandedParameterPack = Record.readInt();
E->setValueKind(static_cast<ExprValueKind>(Record.readInt()));
E->setObjectKind(static_cast<ExprObjectKind>(Record.readInt()));
assert(Record.getIdx() == NumExprFields &&
"Incorrect expression field count");
}
void ASTStmtReader::VisitConstantExpr(ConstantExpr *E) {
VisitExpr(E);
E->setSubExpr(Record.readSubExpr());
}
void ASTStmtReader::VisitPredefinedExpr(PredefinedExpr *E) {
VisitExpr(E);
bool HasFunctionName = Record.readInt();
E->PredefinedExprBits.HasFunctionName = HasFunctionName;
E->PredefinedExprBits.Kind = Record.readInt();
E->setLocation(ReadSourceLocation());
if (HasFunctionName)
E->setFunctionName(cast<StringLiteral>(Record.readSubExpr()));
}
void ASTStmtReader::VisitDeclRefExpr(DeclRefExpr *E) {
VisitExpr(E);
E->DeclRefExprBits.HasQualifier = Record.readInt();
E->DeclRefExprBits.HasFoundDecl = Record.readInt();
E->DeclRefExprBits.HasTemplateKWAndArgsInfo = Record.readInt();
E->DeclRefExprBits.HadMultipleCandidates = Record.readInt();
E->DeclRefExprBits.RefersToEnclosingVariableOrCapture = Record.readInt();
unsigned NumTemplateArgs = 0;
if (E->hasTemplateKWAndArgsInfo())
NumTemplateArgs = Record.readInt();
if (E->hasQualifier())
new (E->getTrailingObjects<NestedNameSpecifierLoc>())
NestedNameSpecifierLoc(Record.readNestedNameSpecifierLoc());
if (E->hasFoundDecl())
*E->getTrailingObjects<NamedDecl *>() = ReadDeclAs<NamedDecl>();
if (E->hasTemplateKWAndArgsInfo())
ReadTemplateKWAndArgsInfo(
*E->getTrailingObjects<ASTTemplateKWAndArgsInfo>(),
E->getTrailingObjects<TemplateArgumentLoc>(), NumTemplateArgs);
E->setDecl(ReadDeclAs<ValueDecl>());
E->setLocation(ReadSourceLocation());
ReadDeclarationNameLoc(E->DNLoc, E->getDecl()->getDeclName());
}
void ASTStmtReader::VisitIntegerLiteral(IntegerLiteral *E) {
VisitExpr(E);
E->setLocation(ReadSourceLocation());
E->setValue(Record.getContext(), Record.readAPInt());
}
void ASTStmtReader::VisitFixedPointLiteral(FixedPointLiteral *E) {
VisitExpr(E);
E->setLocation(ReadSourceLocation());
E->setValue(Record.getContext(), Record.readAPInt());
}
void ASTStmtReader::VisitFloatingLiteral(FloatingLiteral *E) {
VisitExpr(E);
E->setRawSemantics(static_cast<Stmt::APFloatSemantics>(Record.readInt()));
E->setExact(Record.readInt());
E->setValue(Record.getContext(), Record.readAPFloat(E->getSemantics()));
E->setLocation(ReadSourceLocation());
}
void ASTStmtReader::VisitImaginaryLiteral(ImaginaryLiteral *E) {
VisitExpr(E);
E->setSubExpr(Record.readSubExpr());
}
void ASTStmtReader::VisitStringLiteral(StringLiteral *E) {
VisitExpr(E);
// NumConcatenated, Length and CharByteWidth are set by the empty
// ctor since they are needed to allocate storage for the trailing objects.
unsigned NumConcatenated = Record.readInt();
unsigned Length = Record.readInt();
unsigned CharByteWidth = Record.readInt();
assert((NumConcatenated == E->getNumConcatenated()) &&
"Wrong number of concatenated tokens!");
assert((Length == E->getLength()) && "Wrong Length!");
assert((CharByteWidth == E->getCharByteWidth()) && "Wrong character width!");
E->StringLiteralBits.Kind = Record.readInt();
E->StringLiteralBits.IsPascal = Record.readInt();
// The character width is originally computed via mapCharByteWidth.
// Check that the deserialized character width is consistant with the result
// of calling mapCharByteWidth.
assert((CharByteWidth ==
StringLiteral::mapCharByteWidth(Record.getContext().getTargetInfo(),
E->getKind())) &&
"Wrong character width!");
// Deserialize the trailing array of SourceLocation.
for (unsigned I = 0; I < NumConcatenated; ++I)
E->setStrTokenLoc(I, ReadSourceLocation());
// Deserialize the trailing array of char holding the string data.
char *StrData = E->getStrDataAsChar();
for (unsigned I = 0; I < Length * CharByteWidth; ++I)
StrData[I] = Record.readInt();
}
void ASTStmtReader::VisitCharacterLiteral(CharacterLiteral *E) {
VisitExpr(E);
E->setValue(Record.readInt());
E->setLocation(ReadSourceLocation());
E->setKind(static_cast<CharacterLiteral::CharacterKind>(Record.readInt()));
}
void ASTStmtReader::VisitParenExpr(ParenExpr *E) {
VisitExpr(E);
E->setLParen(ReadSourceLocation());
E->setRParen(ReadSourceLocation());
E->setSubExpr(Record.readSubExpr());
}
void ASTStmtReader::VisitParenListExpr(ParenListExpr *E) {
VisitExpr(E);
unsigned NumExprs = Record.readInt();
assert((NumExprs == E->getNumExprs()) && "Wrong NumExprs!");
for (unsigned I = 0; I != NumExprs; ++I)
E->getTrailingObjects<Stmt *>()[I] = Record.readSubStmt();
E->LParenLoc = ReadSourceLocation();
E->RParenLoc = ReadSourceLocation();
}
void ASTStmtReader::VisitUnaryOperator(UnaryOperator *E) {
VisitExpr(E);
E->setSubExpr(Record.readSubExpr());
E->setOpcode((UnaryOperator::Opcode)Record.readInt());
E->setOperatorLoc(ReadSourceLocation());
E->setCanOverflow(Record.readInt());
}
void ASTStmtReader::VisitOffsetOfExpr(OffsetOfExpr *E) {
VisitExpr(E);
assert(E->getNumComponents() == Record.peekInt());
Record.skipInts(1);
assert(E->getNumExpressions() == Record.peekInt());
Record.skipInts(1);
E->setOperatorLoc(ReadSourceLocation());
E->setRParenLoc(ReadSourceLocation());
E->setTypeSourceInfo(GetTypeSourceInfo());
for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) {
auto Kind = static_cast<OffsetOfNode::Kind>(Record.readInt());
SourceLocation Start = ReadSourceLocation();
SourceLocation End = ReadSourceLocation();
switch (Kind) {
case OffsetOfNode::Array:
E->setComponent(I, OffsetOfNode(Start, Record.readInt(), End));
break;
case OffsetOfNode::Field:
E->setComponent(
I, OffsetOfNode(Start, ReadDeclAs<FieldDecl>(), End));
break;
case OffsetOfNode::Identifier:
E->setComponent(
I,
OffsetOfNode(Start, Record.getIdentifierInfo(), End));
break;
case OffsetOfNode::Base: {
auto *Base = new (Record.getContext()) CXXBaseSpecifier();
*Base = Record.readCXXBaseSpecifier();
E->setComponent(I, OffsetOfNode(Base));
break;
}
}
}
for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I)
E->setIndexExpr(I, Record.readSubExpr());
}
void ASTStmtReader::VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr *E) {
VisitExpr(E);
E->setKind(static_cast<UnaryExprOrTypeTrait>(Record.readInt()));
if (Record.peekInt() == 0) {
E->setArgument(Record.readSubExpr());
Record.skipInts(1);
} else {
E->setArgument(GetTypeSourceInfo());
}
E->setOperatorLoc(ReadSourceLocation());
E->setRParenLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitArraySubscriptExpr(ArraySubscriptExpr *E) {
VisitExpr(E);
E->setLHS(Record.readSubExpr());
E->setRHS(Record.readSubExpr());
E->setRBracketLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitOMPArraySectionExpr(OMPArraySectionExpr *E) {
VisitExpr(E);
E->setBase(Record.readSubExpr());
E->setLowerBound(Record.readSubExpr());
E->setLength(Record.readSubExpr());
E->setColonLoc(ReadSourceLocation());
E->setRBracketLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitCallExpr(CallExpr *E) {
VisitExpr(E);
unsigned NumArgs = Record.readInt();
assert((NumArgs == E->getNumArgs()) && "Wrong NumArgs!");
E->setRParenLoc(ReadSourceLocation());
E->setCallee(Record.readSubExpr());
for (unsigned I = 0; I != NumArgs; ++I)
E->setArg(I, Record.readSubExpr());
E->setADLCallKind(static_cast<CallExpr::ADLCallKind>(Record.readInt()));
}
void ASTStmtReader::VisitCXXMemberCallExpr(CXXMemberCallExpr *E) {
VisitCallExpr(E);
}
void ASTStmtReader::VisitMemberExpr(MemberExpr *E) {
// Don't call VisitExpr, this is fully initialized at creation.
assert(E->getStmtClass() == Stmt::MemberExprClass &&
"It's a subclass, we must advance Idx!");
}
void ASTStmtReader::VisitObjCIsaExpr(ObjCIsaExpr *E) {
VisitExpr(E);
E->setBase(Record.readSubExpr());
E->setIsaMemberLoc(ReadSourceLocation());
E->setOpLoc(ReadSourceLocation());
E->setArrow(Record.readInt());
}
void ASTStmtReader::
VisitObjCIndirectCopyRestoreExpr(ObjCIndirectCopyRestoreExpr *E) {
VisitExpr(E);
E->Operand = Record.readSubExpr();
E->setShouldCopy(Record.readInt());
}
void ASTStmtReader::VisitObjCBridgedCastExpr(ObjCBridgedCastExpr *E) {
VisitExplicitCastExpr(E);
E->LParenLoc = ReadSourceLocation();
E->BridgeKeywordLoc = ReadSourceLocation();
E->Kind = Record.readInt();
}
void ASTStmtReader::VisitCastExpr(CastExpr *E) {
VisitExpr(E);
unsigned NumBaseSpecs = Record.readInt();
assert(NumBaseSpecs == E->path_size());
E->setSubExpr(Record.readSubExpr());
E->setCastKind((CastKind)Record.readInt());
CastExpr::path_iterator BaseI = E->path_begin();
while (NumBaseSpecs--) {
auto *BaseSpec = new (Record.getContext()) CXXBaseSpecifier;
*BaseSpec = Record.readCXXBaseSpecifier();
*BaseI++ = BaseSpec;
}
}
void ASTStmtReader::VisitBinaryOperator(BinaryOperator *E) {
VisitExpr(E);
E->setLHS(Record.readSubExpr());
E->setRHS(Record.readSubExpr());
E->setOpcode((BinaryOperator::Opcode)Record.readInt());
E->setOperatorLoc(ReadSourceLocation());
E->setFPFeatures(FPOptions(Record.readInt()));
}
void ASTStmtReader::VisitCompoundAssignOperator(CompoundAssignOperator *E) {
VisitBinaryOperator(E);
E->setComputationLHSType(Record.readType());
E->setComputationResultType(Record.readType());
}
void ASTStmtReader::VisitConditionalOperator(ConditionalOperator *E) {
VisitExpr(E);
E->SubExprs[ConditionalOperator::COND] = Record.readSubExpr();
E->SubExprs[ConditionalOperator::LHS] = Record.readSubExpr();
E->SubExprs[ConditionalOperator::RHS] = Record.readSubExpr();
E->QuestionLoc = ReadSourceLocation();
E->ColonLoc = ReadSourceLocation();
}
void
ASTStmtReader::VisitBinaryConditionalOperator(BinaryConditionalOperator *E) {
VisitExpr(E);
E->OpaqueValue = cast<OpaqueValueExpr>(Record.readSubExpr());
E->SubExprs[BinaryConditionalOperator::COMMON] = Record.readSubExpr();
E->SubExprs[BinaryConditionalOperator::COND] = Record.readSubExpr();
E->SubExprs[BinaryConditionalOperator::LHS] = Record.readSubExpr();
E->SubExprs[BinaryConditionalOperator::RHS] = Record.readSubExpr();
E->QuestionLoc = ReadSourceLocation();
E->ColonLoc = ReadSourceLocation();
}
void ASTStmtReader::VisitImplicitCastExpr(ImplicitCastExpr *E) {
VisitCastExpr(E);
E->setIsPartOfExplicitCast(Record.readInt());
}
void ASTStmtReader::VisitExplicitCastExpr(ExplicitCastExpr *E) {
VisitCastExpr(E);
E->setTypeInfoAsWritten(GetTypeSourceInfo());
}
void ASTStmtReader::VisitCStyleCastExpr(CStyleCastExpr *E) {
VisitExplicitCastExpr(E);
E->setLParenLoc(ReadSourceLocation());
E->setRParenLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) {
VisitExpr(E);
E->setLParenLoc(ReadSourceLocation());
E->setTypeSourceInfo(GetTypeSourceInfo());
E->setInitializer(Record.readSubExpr());
E->setFileScope(Record.readInt());
}
void ASTStmtReader::VisitExtVectorElementExpr(ExtVectorElementExpr *E) {
VisitExpr(E);
E->setBase(Record.readSubExpr());
E->setAccessor(Record.getIdentifierInfo());
E->setAccessorLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitInitListExpr(InitListExpr *E) {
VisitExpr(E);
if (auto *SyntForm = cast_or_null<InitListExpr>(Record.readSubStmt()))
E->setSyntacticForm(SyntForm);
E->setLBraceLoc(ReadSourceLocation());
E->setRBraceLoc(ReadSourceLocation());
bool isArrayFiller = Record.readInt();
Expr *filler = nullptr;
if (isArrayFiller) {
filler = Record.readSubExpr();
E->ArrayFillerOrUnionFieldInit = filler;
} else
E->ArrayFillerOrUnionFieldInit = ReadDeclAs<FieldDecl>();
E->sawArrayRangeDesignator(Record.readInt());
unsigned NumInits = Record.readInt();
E->reserveInits(Record.getContext(), NumInits);
if (isArrayFiller) {
for (unsigned I = 0; I != NumInits; ++I) {
Expr *init = Record.readSubExpr();
E->updateInit(Record.getContext(), I, init ? init : filler);
}
} else {
for (unsigned I = 0; I != NumInits; ++I)
E->updateInit(Record.getContext(), I, Record.readSubExpr());
}
}
void ASTStmtReader::VisitDesignatedInitExpr(DesignatedInitExpr *E) {
using Designator = DesignatedInitExpr::Designator;
VisitExpr(E);
unsigned NumSubExprs = Record.readInt();
assert(NumSubExprs == E->getNumSubExprs() && "Wrong number of subexprs");
for (unsigned I = 0; I != NumSubExprs; ++I)
E->setSubExpr(I, Record.readSubExpr());
E->setEqualOrColonLoc(ReadSourceLocation());
E->setGNUSyntax(Record.readInt());
SmallVector<Designator, 4> Designators;
while (Record.getIdx() < Record.size()) {
switch ((DesignatorTypes)Record.readInt()) {
case DESIG_FIELD_DECL: {
auto *Field = ReadDeclAs<FieldDecl>();
SourceLocation DotLoc = ReadSourceLocation();
SourceLocation FieldLoc = ReadSourceLocation();
Designators.push_back(Designator(Field->getIdentifier(), DotLoc,
FieldLoc));
Designators.back().setField(Field);
break;
}
case DESIG_FIELD_NAME: {
const IdentifierInfo *Name = Record.getIdentifierInfo();
SourceLocation DotLoc = ReadSourceLocation();
SourceLocation FieldLoc = ReadSourceLocation();
Designators.push_back(Designator(Name, DotLoc, FieldLoc));
break;
}
case DESIG_ARRAY: {
unsigned Index = Record.readInt();
SourceLocation LBracketLoc = ReadSourceLocation();
SourceLocation RBracketLoc = ReadSourceLocation();
Designators.push_back(Designator(Index, LBracketLoc, RBracketLoc));
break;
}
case DESIG_ARRAY_RANGE: {
unsigned Index = Record.readInt();
SourceLocation LBracketLoc = ReadSourceLocation();
SourceLocation EllipsisLoc = ReadSourceLocation();
SourceLocation RBracketLoc = ReadSourceLocation();
Designators.push_back(Designator(Index, LBracketLoc, EllipsisLoc,
RBracketLoc));
break;
}
}
}
E->setDesignators(Record.getContext(),
Designators.data(), Designators.size());
}
void ASTStmtReader::VisitDesignatedInitUpdateExpr(DesignatedInitUpdateExpr *E) {
VisitExpr(E);
E->setBase(Record.readSubExpr());
E->setUpdater(Record.readSubExpr());
}
void ASTStmtReader::VisitNoInitExpr(NoInitExpr *E) {
VisitExpr(E);
}
void ASTStmtReader::VisitArrayInitLoopExpr(ArrayInitLoopExpr *E) {
VisitExpr(E);
E->SubExprs[0] = Record.readSubExpr();
E->SubExprs[1] = Record.readSubExpr();
}
void ASTStmtReader::VisitArrayInitIndexExpr(ArrayInitIndexExpr *E) {
VisitExpr(E);
}
void ASTStmtReader::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) {
VisitExpr(E);
}
void ASTStmtReader::VisitVAArgExpr(VAArgExpr *E) {
VisitExpr(E);
E->setSubExpr(Record.readSubExpr());
E->setWrittenTypeInfo(GetTypeSourceInfo());
E->setBuiltinLoc(ReadSourceLocation());
E->setRParenLoc(ReadSourceLocation());
E->setIsMicrosoftABI(Record.readInt());
}
void ASTStmtReader::VisitAddrLabelExpr(AddrLabelExpr *E) {
VisitExpr(E);
E->setAmpAmpLoc(ReadSourceLocation());
E->setLabelLoc(ReadSourceLocation());
E->setLabel(ReadDeclAs<LabelDecl>());
}
void ASTStmtReader::VisitStmtExpr(StmtExpr *E) {
VisitExpr(E);
E->setLParenLoc(ReadSourceLocation());
E->setRParenLoc(ReadSourceLocation());
E->setSubStmt(cast_or_null<CompoundStmt>(Record.readSubStmt()));
}
void ASTStmtReader::VisitChooseExpr(ChooseExpr *E) {
VisitExpr(E);
E->setCond(Record.readSubExpr());
E->setLHS(Record.readSubExpr());
E->setRHS(Record.readSubExpr());
E->setBuiltinLoc(ReadSourceLocation());
E->setRParenLoc(ReadSourceLocation());
E->setIsConditionTrue(Record.readInt());
}
void ASTStmtReader::VisitGNUNullExpr(GNUNullExpr *E) {
VisitExpr(E);
E->setTokenLocation(ReadSourceLocation());
}
void ASTStmtReader::VisitShuffleVectorExpr(ShuffleVectorExpr *E) {
VisitExpr(E);
SmallVector<Expr *, 16> Exprs;
unsigned NumExprs = Record.readInt();
while (NumExprs--)
Exprs.push_back(Record.readSubExpr());
E->setExprs(Record.getContext(), Exprs);
E->setBuiltinLoc(ReadSourceLocation());
E->setRParenLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitConvertVectorExpr(ConvertVectorExpr *E) {
VisitExpr(E);
E->BuiltinLoc = ReadSourceLocation();
E->RParenLoc = ReadSourceLocation();
E->TInfo = GetTypeSourceInfo();
E->SrcExpr = Record.readSubExpr();
}
void ASTStmtReader::VisitBlockExpr(BlockExpr *E) {
VisitExpr(E);
E->setBlockDecl(ReadDeclAs<BlockDecl>());
}
void ASTStmtReader::VisitGenericSelectionExpr(GenericSelectionExpr *E) {
VisitExpr(E);
unsigned NumAssocs = Record.readInt();
assert(NumAssocs == E->getNumAssocs() && "Wrong NumAssocs!");
E->ResultIndex = Record.readInt();
E->GenericSelectionExprBits.GenericLoc = ReadSourceLocation();
E->DefaultLoc = ReadSourceLocation();
E->RParenLoc = ReadSourceLocation();
Stmt **Stmts = E->getTrailingObjects<Stmt *>();
// Add 1 to account for the controlling expression which is the first
// expression in the trailing array of Stmt *. This is not needed for
// the trailing array of TypeSourceInfo *.
for (unsigned I = 0, N = NumAssocs + 1; I < N; ++I)
Stmts[I] = Record.readSubExpr();
TypeSourceInfo **TSIs = E->getTrailingObjects<TypeSourceInfo *>();
for (unsigned I = 0, N = NumAssocs; I < N; ++I)
TSIs[I] = GetTypeSourceInfo();
}
void ASTStmtReader::VisitPseudoObjectExpr(PseudoObjectExpr *E) {
VisitExpr(E);
unsigned numSemanticExprs = Record.readInt();
assert(numSemanticExprs + 1 == E->PseudoObjectExprBits.NumSubExprs);
E->PseudoObjectExprBits.ResultIndex = Record.readInt();
// Read the syntactic expression.
E->getSubExprsBuffer()[0] = Record.readSubExpr();
// Read all the semantic expressions.
for (unsigned i = 0; i != numSemanticExprs; ++i) {
Expr *subExpr = Record.readSubExpr();
E->getSubExprsBuffer()[i+1] = subExpr;
}
}
void ASTStmtReader::VisitAtomicExpr(AtomicExpr *E) {
VisitExpr(E);
E->Op = AtomicExpr::AtomicOp(Record.readInt());
E->NumSubExprs = AtomicExpr::getNumSubExprs(E->Op);
for (unsigned I = 0; I != E->NumSubExprs; ++I)
E->SubExprs[I] = Record.readSubExpr();
E->BuiltinLoc = ReadSourceLocation();
E->RParenLoc = ReadSourceLocation();
}
//===----------------------------------------------------------------------===//
// Objective-C Expressions and Statements
void ASTStmtReader::VisitObjCStringLiteral(ObjCStringLiteral *E) {
VisitExpr(E);
E->setString(cast<StringLiteral>(Record.readSubStmt()));
E->setAtLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitObjCBoxedExpr(ObjCBoxedExpr *E) {
VisitExpr(E);
// could be one of several IntegerLiteral, FloatLiteral, etc.
E->SubExpr = Record.readSubStmt();
E->BoxingMethod = ReadDeclAs<ObjCMethodDecl>();
E->Range = ReadSourceRange();
}
void ASTStmtReader::VisitObjCArrayLiteral(ObjCArrayLiteral *E) {
VisitExpr(E);
unsigned NumElements = Record.readInt();
assert(NumElements == E->getNumElements() && "Wrong number of elements");
Expr **Elements = E->getElements();
for (unsigned I = 0, N = NumElements; I != N; ++I)
Elements[I] = Record.readSubExpr();
E->ArrayWithObjectsMethod = ReadDeclAs<ObjCMethodDecl>();
E->Range = ReadSourceRange();
}
void ASTStmtReader::VisitObjCDictionaryLiteral(ObjCDictionaryLiteral *E) {
VisitExpr(E);
unsigned NumElements = Record.readInt();
assert(NumElements == E->getNumElements() && "Wrong number of elements");
bool HasPackExpansions = Record.readInt();
assert(HasPackExpansions == E->HasPackExpansions &&"Pack expansion mismatch");
auto *KeyValues =
E->getTrailingObjects<ObjCDictionaryLiteral::KeyValuePair>();
auto *Expansions =
E->getTrailingObjects<ObjCDictionaryLiteral::ExpansionData>();
for (unsigned I = 0; I != NumElements; ++I) {
KeyValues[I].Key = Record.readSubExpr();
KeyValues[I].Value = Record.readSubExpr();
if (HasPackExpansions) {
Expansions[I].EllipsisLoc = ReadSourceLocation();
Expansions[I].NumExpansionsPlusOne = Record.readInt();
}
}
E->DictWithObjectsMethod = ReadDeclAs<ObjCMethodDecl>();
E->Range = ReadSourceRange();
}
void ASTStmtReader::VisitObjCEncodeExpr(ObjCEncodeExpr *E) {
VisitExpr(E);
E->setEncodedTypeSourceInfo(GetTypeSourceInfo());
E->setAtLoc(ReadSourceLocation());
E->setRParenLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitObjCSelectorExpr(ObjCSelectorExpr *E) {
VisitExpr(E);
E->setSelector(Record.readSelector());
E->setAtLoc(ReadSourceLocation());
E->setRParenLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitObjCProtocolExpr(ObjCProtocolExpr *E) {
VisitExpr(E);
E->setProtocol(ReadDeclAs<ObjCProtocolDecl>());
E->setAtLoc(ReadSourceLocation());
E->ProtoLoc = ReadSourceLocation();
E->setRParenLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) {
VisitExpr(E);
E->setDecl(ReadDeclAs<ObjCIvarDecl>());
E->setLocation(ReadSourceLocation());
E->setOpLoc(ReadSourceLocation());
E->setBase(Record.readSubExpr());
E->setIsArrow(Record.readInt());
E->setIsFreeIvar(Record.readInt());
}
void ASTStmtReader::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) {
VisitExpr(E);
unsigned MethodRefFlags = Record.readInt();
bool Implicit = Record.readInt() != 0;
if (Implicit) {
auto *Getter = ReadDeclAs<ObjCMethodDecl>();
auto *Setter = ReadDeclAs<ObjCMethodDecl>();
E->setImplicitProperty(Getter, Setter, MethodRefFlags);
} else {
E->setExplicitProperty(ReadDeclAs<ObjCPropertyDecl>(), MethodRefFlags);
}
E->setLocation(ReadSourceLocation());
E->setReceiverLocation(ReadSourceLocation());
switch (Record.readInt()) {
case 0:
E->setBase(Record.readSubExpr());
break;
case 1:
E->setSuperReceiver(Record.readType());
break;
case 2:
E->setClassReceiver(ReadDeclAs<ObjCInterfaceDecl>());
break;
}
}
void ASTStmtReader::VisitObjCSubscriptRefExpr(ObjCSubscriptRefExpr *E) {
VisitExpr(E);
E->setRBracket(ReadSourceLocation());
E->setBaseExpr(Record.readSubExpr());
E->setKeyExpr(Record.readSubExpr());
E->GetAtIndexMethodDecl = ReadDeclAs<ObjCMethodDecl>();
E->SetAtIndexMethodDecl = ReadDeclAs<ObjCMethodDecl>();
}
void ASTStmtReader::VisitObjCMessageExpr(ObjCMessageExpr *E) {
VisitExpr(E);
assert(Record.peekInt() == E->getNumArgs());
Record.skipInts(1);
unsigned NumStoredSelLocs = Record.readInt();
E->SelLocsKind = Record.readInt();
E->setDelegateInitCall(Record.readInt());
E->IsImplicit = Record.readInt();
auto Kind = static_cast<ObjCMessageExpr::ReceiverKind>(Record.readInt());
switch (Kind) {
case ObjCMessageExpr::Instance:
E->setInstanceReceiver(Record.readSubExpr());
break;
case ObjCMessageExpr::Class:
E->setClassReceiver(GetTypeSourceInfo());
break;
case ObjCMessageExpr::SuperClass:
case ObjCMessageExpr::SuperInstance: {
QualType T = Record.readType();
SourceLocation SuperLoc = ReadSourceLocation();
E->setSuper(SuperLoc, T, Kind == ObjCMessageExpr::SuperInstance);
break;
}
}
assert(Kind == E->getReceiverKind());
if (Record.readInt())
E->setMethodDecl(ReadDeclAs<ObjCMethodDecl>());
else
E->setSelector(Record.readSelector());
E->LBracLoc = ReadSourceLocation();
E->RBracLoc = ReadSourceLocation();
for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
E->setArg(I, Record.readSubExpr());
SourceLocation *Locs = E->getStoredSelLocs();
for (unsigned I = 0; I != NumStoredSelLocs; ++I)
Locs[I] = ReadSourceLocation();
}
void ASTStmtReader::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) {
VisitStmt(S);
S->setElement(Record.readSubStmt());
S->setCollection(Record.readSubExpr());
S->setBody(Record.readSubStmt());
S->setForLoc(ReadSourceLocation());
S->setRParenLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) {
VisitStmt(S);
S->setCatchBody(Record.readSubStmt());
S->setCatchParamDecl(ReadDeclAs<VarDecl>());
S->setAtCatchLoc(ReadSourceLocation());
S->setRParenLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) {
VisitStmt(S);
S->setFinallyBody(Record.readSubStmt());
S->setAtFinallyLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitObjCAutoreleasePoolStmt(ObjCAutoreleasePoolStmt *S) {
VisitStmt(S); // FIXME: no test coverage.
S->setSubStmt(Record.readSubStmt());
S->setAtLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitObjCAtTryStmt(ObjCAtTryStmt *S) {
VisitStmt(S);
assert(Record.peekInt() == S->getNumCatchStmts());
Record.skipInts(1);
bool HasFinally = Record.readInt();
S->setTryBody(Record.readSubStmt());
for (unsigned I = 0, N = S->getNumCatchStmts(); I != N; ++I)
S->setCatchStmt(I, cast_or_null<ObjCAtCatchStmt>(Record.readSubStmt()));
if (HasFinally)
S->setFinallyStmt(Record.readSubStmt());
S->setAtTryLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) {
VisitStmt(S); // FIXME: no test coverage.
S->setSynchExpr(Record.readSubStmt());
S->setSynchBody(Record.readSubStmt());
S->setAtSynchronizedLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) {
VisitStmt(S); // FIXME: no test coverage.
S->setThrowExpr(Record.readSubStmt());
S->setThrowLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitObjCBoolLiteralExpr(ObjCBoolLiteralExpr *E) {
VisitExpr(E);
E->setValue(Record.readInt());
E->setLocation(ReadSourceLocation());
}
void ASTStmtReader::VisitObjCAvailabilityCheckExpr(ObjCAvailabilityCheckExpr *E) {
VisitExpr(E);
SourceRange R = Record.readSourceRange();
E->AtLoc = R.getBegin();
E->RParen = R.getEnd();
E->VersionToCheck = Record.readVersionTuple();
}
//===----------------------------------------------------------------------===//
// C++ Expressions and Statements
//===----------------------------------------------------------------------===//
void ASTStmtReader::VisitCXXCatchStmt(CXXCatchStmt *S) {
VisitStmt(S);
S->CatchLoc = ReadSourceLocation();
S->ExceptionDecl = ReadDeclAs<VarDecl>();
S->HandlerBlock = Record.readSubStmt();
}
void ASTStmtReader::VisitCXXTryStmt(CXXTryStmt *S) {
VisitStmt(S);
assert(Record.peekInt() == S->getNumHandlers() && "NumStmtFields is wrong ?");
Record.skipInts(1);
S->TryLoc = ReadSourceLocation();
S->getStmts()[0] = Record.readSubStmt();
for (unsigned i = 0, e = S->getNumHandlers(); i != e; ++i)
S->getStmts()[i + 1] = Record.readSubStmt();
}
void ASTStmtReader::VisitCXXForRangeStmt(CXXForRangeStmt *S) {
VisitStmt(S);
S->ForLoc = ReadSourceLocation();
S->CoawaitLoc = ReadSourceLocation();
S->ColonLoc = ReadSourceLocation();
S->RParenLoc = ReadSourceLocation();
S->setInit(Record.readSubStmt());
S->setRangeStmt(Record.readSubStmt());
S->setBeginStmt(Record.readSubStmt());
S->setEndStmt(Record.readSubStmt());
S->setCond(Record.readSubExpr());
S->setInc(Record.readSubExpr());
S->setLoopVarStmt(Record.readSubStmt());
S->setBody(Record.readSubStmt());
}
void ASTStmtReader::VisitMSDependentExistsStmt(MSDependentExistsStmt *S) {
VisitStmt(S);
S->KeywordLoc = ReadSourceLocation();
S->IsIfExists = Record.readInt();
S->QualifierLoc = Record.readNestedNameSpecifierLoc();
ReadDeclarationNameInfo(S->NameInfo);
S->SubStmt = Record.readSubStmt();
}
void ASTStmtReader::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) {
VisitCallExpr(E);
E->CXXOperatorCallExprBits.OperatorKind = Record.readInt();
E->CXXOperatorCallExprBits.FPFeatures = Record.readInt();
E->Range = Record.readSourceRange();
}
void ASTStmtReader::VisitCXXConstructExpr(CXXConstructExpr *E) {
VisitExpr(E);
unsigned NumArgs = Record.readInt();
assert((NumArgs == E->getNumArgs()) && "Wrong NumArgs!");
E->CXXConstructExprBits.Elidable = Record.readInt();
E->CXXConstructExprBits.HadMultipleCandidates = Record.readInt();
E->CXXConstructExprBits.ListInitialization = Record.readInt();
E->CXXConstructExprBits.StdInitListInitialization = Record.readInt();
E->CXXConstructExprBits.ZeroInitialization = Record.readInt();
E->CXXConstructExprBits.ConstructionKind = Record.readInt();
E->CXXConstructExprBits.Loc = ReadSourceLocation();
E->Constructor = ReadDeclAs<CXXConstructorDecl>();
E->ParenOrBraceRange = ReadSourceRange();
for (unsigned I = 0; I != NumArgs; ++I)
E->setArg(I, Record.readSubExpr());
}
void ASTStmtReader::VisitCXXInheritedCtorInitExpr(CXXInheritedCtorInitExpr *E) {
VisitExpr(E);
E->Constructor = ReadDeclAs<CXXConstructorDecl>();
E->Loc = ReadSourceLocation();
E->ConstructsVirtualBase = Record.readInt();
E->InheritedFromVirtualBase = Record.readInt();
}
void ASTStmtReader::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) {
VisitCXXConstructExpr(E);
E->TSI = GetTypeSourceInfo();
}
void ASTStmtReader::VisitLambdaExpr(LambdaExpr *E) {
VisitExpr(E);
unsigned NumCaptures = Record.readInt();
assert(NumCaptures == E->NumCaptures);(void)NumCaptures;
E->IntroducerRange = ReadSourceRange();
E->CaptureDefault = static_cast<LambdaCaptureDefault>(Record.readInt());
E->CaptureDefaultLoc = ReadSourceLocation();
E->ExplicitParams = Record.readInt();
E->ExplicitResultType = Record.readInt();
E->ClosingBrace = ReadSourceLocation();
// Read capture initializers.
for (LambdaExpr::capture_init_iterator C = E->capture_init_begin(),
CEnd = E->capture_init_end();
C != CEnd; ++C)
*C = Record.readSubExpr();
}
void
ASTStmtReader::VisitCXXStdInitializerListExpr(CXXStdInitializerListExpr *E) {
VisitExpr(E);
E->SubExpr = Record.readSubExpr();
}
void ASTStmtReader::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) {
VisitExplicitCastExpr(E);
SourceRange R = ReadSourceRange();
E->Loc = R.getBegin();
E->RParenLoc = R.getEnd();
R = ReadSourceRange();
E->AngleBrackets = R;
}
void ASTStmtReader::VisitCXXStaticCastExpr(CXXStaticCastExpr *E) {
return VisitCXXNamedCastExpr(E);
}
void ASTStmtReader::VisitCXXDynamicCastExpr(CXXDynamicCastExpr *E) {
return VisitCXXNamedCastExpr(E);
}
void ASTStmtReader::VisitCXXReinterpretCastExpr(CXXReinterpretCastExpr *E) {
return VisitCXXNamedCastExpr(E);
}
void ASTStmtReader::VisitCXXConstCastExpr(CXXConstCastExpr *E) {
return VisitCXXNamedCastExpr(E);
}
void ASTStmtReader::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr *E) {
VisitExplicitCastExpr(E);
E->setLParenLoc(ReadSourceLocation());
E->setRParenLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitUserDefinedLiteral(UserDefinedLiteral *E) {
VisitCallExpr(E);
E->UDSuffixLoc = ReadSourceLocation();
}
void ASTStmtReader::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *E) {
VisitExpr(E);
E->setValue(Record.readInt());
E->setLocation(ReadSourceLocation());
}
void ASTStmtReader::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *E) {
VisitExpr(E);
E->setLocation(ReadSourceLocation());
}
void ASTStmtReader::VisitCXXTypeidExpr(CXXTypeidExpr *E) {
VisitExpr(E);
E->setSourceRange(ReadSourceRange());
if (E->isTypeOperand()) { // typeid(int)
E->setTypeOperandSourceInfo(
GetTypeSourceInfo());
return;
}
// typeid(42+2)
E->setExprOperand(Record.readSubExpr());
}
void ASTStmtReader::VisitCXXThisExpr(CXXThisExpr *E) {
VisitExpr(E);
E->setLocation(ReadSourceLocation());
E->setImplicit(Record.readInt());
}
void ASTStmtReader::VisitCXXThrowExpr(CXXThrowExpr *E) {
VisitExpr(E);
E->CXXThrowExprBits.ThrowLoc = ReadSourceLocation();
E->Operand = Record.readSubExpr();
E->CXXThrowExprBits.IsThrownVariableInScope = Record.readInt();
}
void ASTStmtReader::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) {
VisitExpr(E);
E->Param = ReadDeclAs<ParmVarDecl>();
E->CXXDefaultArgExprBits.Loc = ReadSourceLocation();
}
void ASTStmtReader::VisitCXXDefaultInitExpr(CXXDefaultInitExpr *E) {
VisitExpr(E);
E->Field = ReadDeclAs<FieldDecl>();
E->CXXDefaultInitExprBits.Loc = ReadSourceLocation();
}
void ASTStmtReader::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) {
VisitExpr(E);
E->setTemporary(Record.readCXXTemporary());
E->setSubExpr(Record.readSubExpr());
}
void ASTStmtReader::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) {
VisitExpr(E);
E->TypeInfo = GetTypeSourceInfo();
E->CXXScalarValueInitExprBits.RParenLoc = ReadSourceLocation();
}
void ASTStmtReader::VisitCXXNewExpr(CXXNewExpr *E) {
VisitExpr(E);
bool IsArray = Record.readInt();
bool HasInit = Record.readInt();
unsigned NumPlacementArgs = Record.readInt();
bool IsParenTypeId = Record.readInt();
E->CXXNewExprBits.IsGlobalNew = Record.readInt();
E->CXXNewExprBits.ShouldPassAlignment = Record.readInt();
E->CXXNewExprBits.UsualArrayDeleteWantsSize = Record.readInt();
E->CXXNewExprBits.StoredInitializationStyle = Record.readInt();
assert((IsArray == E->isArray()) && "Wrong IsArray!");
assert((HasInit == E->hasInitializer()) && "Wrong HasInit!");
assert((NumPlacementArgs == E->getNumPlacementArgs()) &&
"Wrong NumPlacementArgs!");
assert((IsParenTypeId == E->isParenTypeId()) && "Wrong IsParenTypeId!");
(void)IsArray;
(void)HasInit;
(void)NumPlacementArgs;
E->setOperatorNew(ReadDeclAs<FunctionDecl>());
E->setOperatorDelete(ReadDeclAs<FunctionDecl>());
E->AllocatedTypeInfo = GetTypeSourceInfo();
if (IsParenTypeId)
E->getTrailingObjects<SourceRange>()[0] = ReadSourceRange();
E->Range = ReadSourceRange();
E->DirectInitRange = ReadSourceRange();
// Install all the subexpressions.
for (CXXNewExpr::raw_arg_iterator I = E->raw_arg_begin(),
N = E->raw_arg_end();
I != N; ++I)
*I = Record.readSubStmt();
}
void ASTStmtReader::VisitCXXDeleteExpr(CXXDeleteExpr *E) {
VisitExpr(E);
E->CXXDeleteExprBits.GlobalDelete = Record.readInt();
E->CXXDeleteExprBits.ArrayForm = Record.readInt();
E->CXXDeleteExprBits.ArrayFormAsWritten = Record.readInt();
E->CXXDeleteExprBits.UsualArrayDeleteWantsSize = Record.readInt();
E->OperatorDelete = ReadDeclAs<FunctionDecl>();
E->Argument = Record.readSubExpr();
E->CXXDeleteExprBits.Loc = ReadSourceLocation();
}
void ASTStmtReader::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) {
VisitExpr(E);
E->Base = Record.readSubExpr();
E->IsArrow = Record.readInt();
E->OperatorLoc = ReadSourceLocation();
E->QualifierLoc = Record.readNestedNameSpecifierLoc();
E->ScopeType = GetTypeSourceInfo();
E->ColonColonLoc = ReadSourceLocation();
E->TildeLoc = ReadSourceLocation();
IdentifierInfo *II = Record.getIdentifierInfo();
if (II)
E->setDestroyedType(II, ReadSourceLocation());
else
E->setDestroyedType(GetTypeSourceInfo());
}
void ASTStmtReader::VisitExprWithCleanups(ExprWithCleanups *E) {
VisitExpr(E);
unsigned NumObjects = Record.readInt();
assert(NumObjects == E->getNumObjects());
for (unsigned i = 0; i != NumObjects; ++i)
E->getTrailingObjects<BlockDecl *>()[i] =
ReadDeclAs<BlockDecl>();
E->ExprWithCleanupsBits.CleanupsHaveSideEffects = Record.readInt();
E->SubExpr = Record.readSubExpr();
}
void ASTStmtReader::VisitCXXDependentScopeMemberExpr(
CXXDependentScopeMemberExpr *E) {
VisitExpr(E);
bool HasTemplateKWAndArgsInfo = Record.readInt();
unsigned NumTemplateArgs = Record.readInt();
bool HasFirstQualifierFoundInScope = Record.readInt();
assert((HasTemplateKWAndArgsInfo == E->hasTemplateKWAndArgsInfo()) &&
"Wrong HasTemplateKWAndArgsInfo!");
assert(
(HasFirstQualifierFoundInScope == E->hasFirstQualifierFoundInScope()) &&
"Wrong HasFirstQualifierFoundInScope!");
if (HasTemplateKWAndArgsInfo)
ReadTemplateKWAndArgsInfo(
*E->getTrailingObjects<ASTTemplateKWAndArgsInfo>(),
E->getTrailingObjects<TemplateArgumentLoc>(), NumTemplateArgs);
assert((NumTemplateArgs == E->getNumTemplateArgs()) &&
"Wrong NumTemplateArgs!");
E->CXXDependentScopeMemberExprBits.IsArrow = Record.readInt();
E->CXXDependentScopeMemberExprBits.OperatorLoc = ReadSourceLocation();
E->BaseType = Record.readType();
E->QualifierLoc = Record.readNestedNameSpecifierLoc();
E->Base = Record.readSubExpr();
if (HasFirstQualifierFoundInScope)
*E->getTrailingObjects<NamedDecl *>() = ReadDeclAs<NamedDecl>();
ReadDeclarationNameInfo(E->MemberNameInfo);
}
void
ASTStmtReader::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E) {
VisitExpr(E);
if (Record.readInt()) // HasTemplateKWAndArgsInfo
ReadTemplateKWAndArgsInfo(
*E->getTrailingObjects<ASTTemplateKWAndArgsInfo>(),
E->getTrailingObjects<TemplateArgumentLoc>(),
/*NumTemplateArgs=*/Record.readInt());
E->QualifierLoc = Record.readNestedNameSpecifierLoc();
ReadDeclarationNameInfo(E->NameInfo);
}
void
ASTStmtReader::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E) {
VisitExpr(E);
assert(Record.peekInt() == E->arg_size() &&
"Read wrong record during creation ?");
Record.skipInts(1);
for (unsigned I = 0, N = E->arg_size(); I != N; ++I)
E->setArg(I, Record.readSubExpr());
E->TSI = GetTypeSourceInfo();
E->setLParenLoc(ReadSourceLocation());
E->setRParenLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitOverloadExpr(OverloadExpr *E) {
VisitExpr(E);
unsigned NumResults = Record.readInt();
bool HasTemplateKWAndArgsInfo = Record.readInt();
assert((E->getNumDecls() == NumResults) && "Wrong NumResults!");
assert((E->hasTemplateKWAndArgsInfo() == HasTemplateKWAndArgsInfo) &&
"Wrong HasTemplateKWAndArgsInfo!");
if (HasTemplateKWAndArgsInfo) {
unsigned NumTemplateArgs = Record.readInt();
ReadTemplateKWAndArgsInfo(*E->getTrailingASTTemplateKWAndArgsInfo(),
E->getTrailingTemplateArgumentLoc(),
NumTemplateArgs);
assert((E->getNumTemplateArgs() == NumTemplateArgs) &&
"Wrong NumTemplateArgs!");
}
UnresolvedSet<8> Decls;
for (unsigned I = 0; I != NumResults; ++I) {
auto *D = ReadDeclAs<NamedDecl>();
auto AS = (AccessSpecifier)Record.readInt();
Decls.addDecl(D, AS);
}
DeclAccessPair *Results = E->getTrailingResults();
UnresolvedSetIterator Iter = Decls.begin();
for (unsigned I = 0; I != NumResults; ++I) {
Results[I] = (Iter + I).getPair();
}
ReadDeclarationNameInfo(E->NameInfo);
E->QualifierLoc = Record.readNestedNameSpecifierLoc();
}
void ASTStmtReader::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) {
VisitOverloadExpr(E);
E->UnresolvedMemberExprBits.IsArrow = Record.readInt();
E->UnresolvedMemberExprBits.HasUnresolvedUsing = Record.readInt();
E->Base = Record.readSubExpr();
E->BaseType = Record.readType();
E->OperatorLoc = ReadSourceLocation();
}
void ASTStmtReader::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) {
VisitOverloadExpr(E);
E->UnresolvedLookupExprBits.RequiresADL = Record.readInt();
E->UnresolvedLookupExprBits.Overloaded = Record.readInt();
E->NamingClass = ReadDeclAs<CXXRecordDecl>();
}
void ASTStmtReader::VisitTypeTraitExpr(TypeTraitExpr *E) {
VisitExpr(E);
E->TypeTraitExprBits.NumArgs = Record.readInt();
E->TypeTraitExprBits.Kind = Record.readInt();
E->TypeTraitExprBits.Value = Record.readInt();
SourceRange Range = ReadSourceRange();
E->Loc = Range.getBegin();
E->RParenLoc = Range.getEnd();
auto **Args = E->getTrailingObjects<TypeSourceInfo *>();
for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
Args[I] = GetTypeSourceInfo();
}
void ASTStmtReader::VisitArrayTypeTraitExpr(ArrayTypeTraitExpr *E) {
VisitExpr(E);
E->ATT = (ArrayTypeTrait)Record.readInt();
E->Value = (unsigned int)Record.readInt();
SourceRange Range = ReadSourceRange();
E->Loc = Range.getBegin();
E->RParen = Range.getEnd();
E->QueriedType = GetTypeSourceInfo();
E->Dimension = Record.readSubExpr();
}
void ASTStmtReader::VisitExpressionTraitExpr(ExpressionTraitExpr *E) {
VisitExpr(E);
E->ET = (ExpressionTrait)Record.readInt();
E->Value = (bool)Record.readInt();
SourceRange Range = ReadSourceRange();
E->QueriedExpression = Record.readSubExpr();
E->Loc = Range.getBegin();
E->RParen = Range.getEnd();
}
void ASTStmtReader::VisitCXXNoexceptExpr(CXXNoexceptExpr *E) {
VisitExpr(E);
E->CXXNoexceptExprBits.Value = Record.readInt();
E->Range = ReadSourceRange();
E->Operand = Record.readSubExpr();
}
void ASTStmtReader::VisitPackExpansionExpr(PackExpansionExpr *E) {
VisitExpr(E);
E->EllipsisLoc = ReadSourceLocation();
E->NumExpansions = Record.readInt();
E->Pattern = Record.readSubExpr();
}
void ASTStmtReader::VisitSizeOfPackExpr(SizeOfPackExpr *E) {
VisitExpr(E);
unsigned NumPartialArgs = Record.readInt();
E->OperatorLoc = ReadSourceLocation();
E->PackLoc = ReadSourceLocation();
E->RParenLoc = ReadSourceLocation();
E->Pack = Record.readDeclAs<NamedDecl>();
if (E->isPartiallySubstituted()) {
assert(E->Length == NumPartialArgs);
for (auto *I = E->getTrailingObjects<TemplateArgument>(),
*E = I + NumPartialArgs;
I != E; ++I)
new (I) TemplateArgument(Record.readTemplateArgument());
} else if (!E->isValueDependent()) {
E->Length = Record.readInt();
}
}
void ASTStmtReader::VisitSubstNonTypeTemplateParmExpr(
SubstNonTypeTemplateParmExpr *E) {
VisitExpr(E);
E->Param = ReadDeclAs<NonTypeTemplateParmDecl>();
E->SubstNonTypeTemplateParmExprBits.NameLoc = ReadSourceLocation();
E->Replacement = Record.readSubExpr();
}
void ASTStmtReader::VisitSubstNonTypeTemplateParmPackExpr(
SubstNonTypeTemplateParmPackExpr *E) {
VisitExpr(E);
E->Param = ReadDeclAs<NonTypeTemplateParmDecl>();
TemplateArgument ArgPack = Record.readTemplateArgument();
if (ArgPack.getKind() != TemplateArgument::Pack)
return;
E->Arguments = ArgPack.pack_begin();
E->NumArguments = ArgPack.pack_size();
E->NameLoc = ReadSourceLocation();
}
void ASTStmtReader::VisitFunctionParmPackExpr(FunctionParmPackExpr *E) {
VisitExpr(E);
E->NumParameters = Record.readInt();
E->ParamPack = ReadDeclAs<ParmVarDecl>();
E->NameLoc = ReadSourceLocation();
auto **Parms = E->getTrailingObjects<ParmVarDecl *>();
for (unsigned i = 0, n = E->NumParameters; i != n; ++i)
Parms[i] = ReadDeclAs<ParmVarDecl>();
}
void ASTStmtReader::VisitMaterializeTemporaryExpr(MaterializeTemporaryExpr *E) {
VisitExpr(E);
E->State = Record.readSubExpr();
auto *VD = ReadDeclAs<ValueDecl>();
unsigned ManglingNumber = Record.readInt();
E->setExtendingDecl(VD, ManglingNumber);
}
void ASTStmtReader::VisitCXXFoldExpr(CXXFoldExpr *E) {
VisitExpr(E);
E->LParenLoc = ReadSourceLocation();
E->EllipsisLoc = ReadSourceLocation();
E->RParenLoc = ReadSourceLocation();
E->SubExprs[0] = Record.readSubExpr();
E->SubExprs[1] = Record.readSubExpr();
E->Opcode = (BinaryOperatorKind)Record.readInt();
}
void ASTStmtReader::VisitOpaqueValueExpr(OpaqueValueExpr *E) {
VisitExpr(E);
E->SourceExpr = Record.readSubExpr();
E->OpaqueValueExprBits.Loc = ReadSourceLocation();
E->setIsUnique(Record.readInt());
}
void ASTStmtReader::VisitTypoExpr(TypoExpr *E) {
llvm_unreachable("Cannot read TypoExpr nodes");
}
//===----------------------------------------------------------------------===//
// Microsoft Expressions and Statements
//===----------------------------------------------------------------------===//
void ASTStmtReader::VisitMSPropertyRefExpr(MSPropertyRefExpr *E) {
VisitExpr(E);
E->IsArrow = (Record.readInt() != 0);
E->BaseExpr = Record.readSubExpr();
E->QualifierLoc = Record.readNestedNameSpecifierLoc();
E->MemberLoc = ReadSourceLocation();
E->TheDecl = ReadDeclAs<MSPropertyDecl>();
}
void ASTStmtReader::VisitMSPropertySubscriptExpr(MSPropertySubscriptExpr *E) {
VisitExpr(E);
E->setBase(Record.readSubExpr());
E->setIdx(Record.readSubExpr());
E->setRBracketLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitCXXUuidofExpr(CXXUuidofExpr *E) {
VisitExpr(E);
E->setSourceRange(ReadSourceRange());
std::string UuidStr = ReadString();
E->setUuidStr(StringRef(UuidStr).copy(Record.getContext()));
if (E->isTypeOperand()) { // __uuidof(ComType)
E->setTypeOperandSourceInfo(
GetTypeSourceInfo());
return;
}
// __uuidof(expr)
E->setExprOperand(Record.readSubExpr());
}
void ASTStmtReader::VisitSEHLeaveStmt(SEHLeaveStmt *S) {
VisitStmt(S);
S->setLeaveLoc(ReadSourceLocation());
}
void ASTStmtReader::VisitSEHExceptStmt(SEHExceptStmt *S) {
VisitStmt(S);
S->Loc = ReadSourceLocation();
S->Children[SEHExceptStmt::FILTER_EXPR] = Record.readSubStmt();
S->Children[SEHExceptStmt::BLOCK] = Record.readSubStmt();
}
void ASTStmtReader::VisitSEHFinallyStmt(SEHFinallyStmt *S) {
VisitStmt(S);
S->Loc = ReadSourceLocation();
S->Block = Record.readSubStmt();
}
void ASTStmtReader::VisitSEHTryStmt(SEHTryStmt *S) {
VisitStmt(S);
S->IsCXXTry = Record.readInt();
S->TryLoc = ReadSourceLocation();
S->Children[SEHTryStmt::TRY] = Record.readSubStmt();
S->Children[SEHTryStmt::HANDLER] = Record.readSubStmt();
}
//===----------------------------------------------------------------------===//
// CUDA Expressions and Statements
//===----------------------------------------------------------------------===//
void ASTStmtReader::VisitCUDAKernelCallExpr(CUDAKernelCallExpr *E) {
VisitCallExpr(E);
E->setConfig(cast<CallExpr>(Record.readSubExpr()));
}
//===----------------------------------------------------------------------===//
// OpenCL Expressions and Statements.
//===----------------------------------------------------------------------===//
void ASTStmtReader::VisitAsTypeExpr(AsTypeExpr *E) {
VisitExpr(E);
E->BuiltinLoc = ReadSourceLocation();
E->RParenLoc = ReadSourceLocation();
E->SrcExpr = Record.readSubExpr();
}
//===----------------------------------------------------------------------===//
// OpenMP Directives.
//===----------------------------------------------------------------------===//
void ASTStmtReader::VisitOMPExecutableDirective(OMPExecutableDirective *E) {
E->setLocStart(ReadSourceLocation());
E->setLocEnd(ReadSourceLocation());
OMPClauseReader ClauseReader(Record);
SmallVector<OMPClause *, 5> Clauses;
for (unsigned i = 0; i < E->getNumClauses(); ++i)
Clauses.push_back(ClauseReader.readClause());
E->setClauses(Clauses);
if (E->hasAssociatedStmt())
E->setAssociatedStmt(Record.readSubStmt());
}
void ASTStmtReader::VisitOMPLoopDirective(OMPLoopDirective *D) {
VisitStmt(D);
// Two fields (NumClauses and CollapsedNum) were read in ReadStmtFromStream.
Record.skipInts(2);
VisitOMPExecutableDirective(D);
D->setIterationVariable(Record.readSubExpr());
D->setLastIteration(Record.readSubExpr());
D->setCalcLastIteration(Record.readSubExpr());
D->setPreCond(Record.readSubExpr());
D->setCond(Record.readSubExpr());
D->setInit(Record.readSubExpr());
D->setInc(Record.readSubExpr());
D->setPreInits(Record.readSubStmt());
if (isOpenMPWorksharingDirective(D->getDirectiveKind()) ||
isOpenMPTaskLoopDirective(D->getDirectiveKind()) ||
isOpenMPDistributeDirective(D->getDirectiveKind())) {
D->setIsLastIterVariable(Record.readSubExpr());
D->setLowerBoundVariable(Record.readSubExpr());
D->setUpperBoundVariable(Record.readSubExpr());
D->setStrideVariable(Record.readSubExpr());
D->setEnsureUpperBound(Record.readSubExpr());
D->setNextLowerBound(Record.readSubExpr());
D->setNextUpperBound(Record.readSubExpr());
D->setNumIterations(Record.readSubExpr());
}
if (isOpenMPLoopBoundSharingDirective(D->getDirectiveKind())) {
D->setPrevLowerBoundVariable(Record.readSubExpr());
D->setPrevUpperBoundVariable(Record.readSubExpr());
D->setDistInc(Record.readSubExpr());
D->setPrevEnsureUpperBound(Record.readSubExpr());
D->setCombinedLowerBoundVariable(Record.readSubExpr());
D->setCombinedUpperBoundVariable(Record.readSubExpr());
D->setCombinedEnsureUpperBound(Record.readSubExpr());
D->setCombinedInit(Record.readSubExpr());
D->setCombinedCond(Record.readSubExpr());
D->setCombinedNextLowerBound(Record.readSubExpr());
D->setCombinedNextUpperBound(Record.readSubExpr());
D->setCombinedDistCond(Record.readSubExpr());
D->setCombinedParForInDistCond(Record.readSubExpr());
}
SmallVector<Expr *, 4> Sub;
unsigned CollapsedNum = D->getCollapsedNumber();
Sub.reserve(CollapsedNum);
for (unsigned i = 0; i < CollapsedNum; ++i)
Sub.push_back(Record.readSubExpr());
D->setCounters(Sub);
Sub.clear();
for (unsigned i = 0; i < CollapsedNum; ++i)
Sub.push_back(Record.readSubExpr());
D->setPrivateCounters(Sub);
Sub.clear();
for (unsigned i = 0; i < CollapsedNum; ++i)
Sub.push_back(Record.readSubExpr());
D->setInits(Sub);
Sub.clear();
for (unsigned i = 0; i < CollapsedNum; ++i)
Sub.push_back(Record.readSubExpr());
D->setUpdates(Sub);
Sub.clear();
for (unsigned i = 0; i < CollapsedNum; ++i)
Sub.push_back(Record.readSubExpr());
D->setFinals(Sub);
}
void ASTStmtReader::VisitOMPParallelDirective(OMPParallelDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
D->setHasCancel(Record.readInt());
}
void ASTStmtReader::VisitOMPSimdDirective(OMPSimdDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPForDirective(OMPForDirective *D) {
VisitOMPLoopDirective(D);
D->setHasCancel(Record.readInt());
}
void ASTStmtReader::VisitOMPForSimdDirective(OMPForSimdDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPSectionsDirective(OMPSectionsDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
D->setHasCancel(Record.readInt());
}
void ASTStmtReader::VisitOMPSectionDirective(OMPSectionDirective *D) {
VisitStmt(D);
VisitOMPExecutableDirective(D);
D->setHasCancel(Record.readInt());
}
void ASTStmtReader::VisitOMPSingleDirective(OMPSingleDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPMasterDirective(OMPMasterDirective *D) {
VisitStmt(D);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPCriticalDirective(OMPCriticalDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
ReadDeclarationNameInfo(D->DirName);
}
void ASTStmtReader::VisitOMPParallelForDirective(OMPParallelForDirective *D) {
VisitOMPLoopDirective(D);
D->setHasCancel(Record.readInt());
}
void ASTStmtReader::VisitOMPParallelForSimdDirective(
OMPParallelForSimdDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPParallelSectionsDirective(
OMPParallelSectionsDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
D->setHasCancel(Record.readInt());
}
void ASTStmtReader::VisitOMPTaskDirective(OMPTaskDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
D->setHasCancel(Record.readInt());
}
void ASTStmtReader::VisitOMPTaskyieldDirective(OMPTaskyieldDirective *D) {
VisitStmt(D);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPBarrierDirective(OMPBarrierDirective *D) {
VisitStmt(D);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPTaskwaitDirective(OMPTaskwaitDirective *D) {
VisitStmt(D);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPTaskgroupDirective(OMPTaskgroupDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
D->setReductionRef(Record.readSubExpr());
}
void ASTStmtReader::VisitOMPFlushDirective(OMPFlushDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPOrderedDirective(OMPOrderedDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPAtomicDirective(OMPAtomicDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
D->setX(Record.readSubExpr());
D->setV(Record.readSubExpr());
D->setExpr(Record.readSubExpr());
D->setUpdateExpr(Record.readSubExpr());
D->IsXLHSInRHSPart = Record.readInt() != 0;
D->IsPostfixUpdate = Record.readInt() != 0;
}
void ASTStmtReader::VisitOMPTargetDirective(OMPTargetDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPTargetDataDirective(OMPTargetDataDirective *D) {
VisitStmt(D);
Record.skipInts(1);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPTargetEnterDataDirective(
OMPTargetEnterDataDirective *D) {
VisitStmt(D);
Record.skipInts(1);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPTargetExitDataDirective(
OMPTargetExitDataDirective *D) {
VisitStmt(D);
Record.skipInts(1);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPTargetParallelDirective(
OMPTargetParallelDirective *D) {
VisitStmt(D);
Record.skipInts(1);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPTargetParallelForDirective(
OMPTargetParallelForDirective *D) {
VisitOMPLoopDirective(D);
D->setHasCancel(Record.readInt());
}
void ASTStmtReader::VisitOMPTeamsDirective(OMPTeamsDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPCancellationPointDirective(
OMPCancellationPointDirective *D) {
VisitStmt(D);
VisitOMPExecutableDirective(D);
D->setCancelRegion(static_cast<OpenMPDirectiveKind>(Record.readInt()));
}
void ASTStmtReader::VisitOMPCancelDirective(OMPCancelDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
D->setCancelRegion(static_cast<OpenMPDirectiveKind>(Record.readInt()));
}
void ASTStmtReader::VisitOMPTaskLoopDirective(OMPTaskLoopDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPTaskLoopSimdDirective(OMPTaskLoopSimdDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPDistributeDirective(OMPDistributeDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPTargetUpdateDirective(OMPTargetUpdateDirective *D) {
VisitStmt(D);
Record.skipInts(1);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPDistributeParallelForDirective(
OMPDistributeParallelForDirective *D) {
VisitOMPLoopDirective(D);
D->setHasCancel(Record.readInt());
}
void ASTStmtReader::VisitOMPDistributeParallelForSimdDirective(
OMPDistributeParallelForSimdDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPDistributeSimdDirective(
OMPDistributeSimdDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPTargetParallelForSimdDirective(
OMPTargetParallelForSimdDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPTargetSimdDirective(OMPTargetSimdDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPTeamsDistributeDirective(
OMPTeamsDistributeDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPTeamsDistributeSimdDirective(
OMPTeamsDistributeSimdDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPTeamsDistributeParallelForSimdDirective(
OMPTeamsDistributeParallelForSimdDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPTeamsDistributeParallelForDirective(
OMPTeamsDistributeParallelForDirective *D) {
VisitOMPLoopDirective(D);
D->setHasCancel(Record.readInt());
}
void ASTStmtReader::VisitOMPTargetTeamsDirective(OMPTargetTeamsDirective *D) {
VisitStmt(D);
// The NumClauses field was read in ReadStmtFromStream.
Record.skipInts(1);
VisitOMPExecutableDirective(D);
}
void ASTStmtReader::VisitOMPTargetTeamsDistributeDirective(
OMPTargetTeamsDistributeDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPTargetTeamsDistributeParallelForDirective(
OMPTargetTeamsDistributeParallelForDirective *D) {
VisitOMPLoopDirective(D);
D->setHasCancel(Record.readInt());
}
void ASTStmtReader::VisitOMPTargetTeamsDistributeParallelForSimdDirective(
OMPTargetTeamsDistributeParallelForSimdDirective *D) {
VisitOMPLoopDirective(D);
}
void ASTStmtReader::VisitOMPTargetTeamsDistributeSimdDirective(
OMPTargetTeamsDistributeSimdDirective *D) {
VisitOMPLoopDirective(D);
}
//===----------------------------------------------------------------------===//
// ASTReader Implementation
//===----------------------------------------------------------------------===//
Stmt *ASTReader::ReadStmt(ModuleFile &F) {
switch (ReadingKind) {
case Read_None:
llvm_unreachable("should not call this when not reading anything");
case Read_Decl:
case Read_Type:
return ReadStmtFromStream(F);
case Read_Stmt:
return ReadSubStmt();
}
llvm_unreachable("ReadingKind not set ?");
}
Expr *ASTReader::ReadExpr(ModuleFile &F) {
return cast_or_null<Expr>(ReadStmt(F));
}
Expr *ASTReader::ReadSubExpr() {
return cast_or_null<Expr>(ReadSubStmt());
}
// Within the bitstream, expressions are stored in Reverse Polish
// Notation, with each of the subexpressions preceding the
// expression they are stored in. Subexpressions are stored from last to first.
// To evaluate expressions, we continue reading expressions and placing them on
// the stack, with expressions having operands removing those operands from the
// stack. Evaluation terminates when we see a STMT_STOP record, and
// the single remaining expression on the stack is our result.
Stmt *ASTReader::ReadStmtFromStream(ModuleFile &F) {
ReadingKindTracker ReadingKind(Read_Stmt, *this);
llvm::BitstreamCursor &Cursor = F.DeclsCursor;
// Map of offset to previously deserialized stmt. The offset points
// just after the stmt record.
llvm::DenseMap<uint64_t, Stmt *> StmtEntries;
#ifndef NDEBUG
unsigned PrevNumStmts = StmtStack.size();
#endif
ASTRecordReader Record(*this, F);
ASTStmtReader Reader(Record, Cursor);
Stmt::EmptyShell Empty;
while (true) {
llvm::BitstreamEntry Entry = Cursor.advanceSkippingSubblocks();
switch (Entry.Kind) {
case llvm::BitstreamEntry::SubBlock: // Handled for us already.
case llvm::BitstreamEntry::Error:
Error("malformed block record in AST file");
return nullptr;
case llvm::BitstreamEntry::EndBlock:
goto Done;
case llvm::BitstreamEntry::Record:
// The interesting case.
break;
}
ASTContext &Context = getContext();
Stmt *S = nullptr;
bool Finished = false;
bool IsStmtReference = false;
switch ((StmtCode)Record.readRecord(Cursor, Entry.ID)) {
case STMT_STOP:
Finished = true;
break;
case STMT_REF_PTR:
IsStmtReference = true;
assert(StmtEntries.find(Record[0]) != StmtEntries.end() &&
"No stmt was recorded for this offset reference!");
S = StmtEntries[Record.readInt()];
break;
case STMT_NULL_PTR:
S = nullptr;
break;
case STMT_NULL:
S = new (Context) NullStmt(Empty);
break;
case STMT_COMPOUND:
S = CompoundStmt::CreateEmpty(
Context, /*NumStmts=*/Record[ASTStmtReader::NumStmtFields]);
break;
case STMT_CASE:
S = CaseStmt::CreateEmpty(
Context,
/*CaseStmtIsGNURange*/ Record[ASTStmtReader::NumStmtFields + 3]);
break;
case STMT_DEFAULT:
S = new (Context) DefaultStmt(Empty);
break;
case STMT_LABEL:
S = new (Context) LabelStmt(Empty);
break;
case STMT_ATTRIBUTED:
S = AttributedStmt::CreateEmpty(
Context,
/*NumAttrs*/Record[ASTStmtReader::NumStmtFields]);
break;
case STMT_IF:
S = IfStmt::CreateEmpty(
Context,
/* HasElse=*/Record[ASTStmtReader::NumStmtFields + 1],
/* HasVar=*/Record[ASTStmtReader::NumStmtFields + 2],
/* HasInit=*/Record[ASTStmtReader::NumStmtFields + 3]);
break;
case STMT_SWITCH:
S = SwitchStmt::CreateEmpty(
Context,
/* HasInit=*/Record[ASTStmtReader::NumStmtFields],
/* HasVar=*/Record[ASTStmtReader::NumStmtFields + 1]);
break;
case STMT_WHILE:
S = WhileStmt::CreateEmpty(
Context,
/* HasVar=*/Record[ASTStmtReader::NumStmtFields]);
break;
case STMT_DO:
S = new (Context) DoStmt(Empty);
break;
case STMT_FOR:
S = new (Context) ForStmt(Empty);
break;
case STMT_GOTO:
S = new (Context) GotoStmt(Empty);
break;
case STMT_INDIRECT_GOTO:
S = new (Context) IndirectGotoStmt(Empty);
break;
case STMT_CONTINUE:
S = new (Context) ContinueStmt(Empty);
break;
case STMT_BREAK:
S = new (Context) BreakStmt(Empty);
break;
case STMT_RETURN:
S = ReturnStmt::CreateEmpty(
Context, /* HasNRVOCandidate=*/Record[ASTStmtReader::NumStmtFields]);
break;
case STMT_DECL:
S = new (Context) DeclStmt(Empty);
break;
case STMT_GCCASM:
S = new (Context) GCCAsmStmt(Empty);
break;
case STMT_MSASM:
S = new (Context) MSAsmStmt(Empty);
break;
case STMT_CAPTURED:
S = CapturedStmt::CreateDeserialized(
Context, Record[ASTStmtReader::NumStmtFields]);
break;
case EXPR_CONSTANT:
S = new (Context) ConstantExpr(Empty);
break;
case EXPR_PREDEFINED:
S = PredefinedExpr::CreateEmpty(
Context,
/*HasFunctionName*/ Record[ASTStmtReader::NumExprFields]);
break;
case EXPR_DECL_REF:
S = DeclRefExpr::CreateEmpty(
Context,
/*HasQualifier=*/Record[ASTStmtReader::NumExprFields],
/*HasFoundDecl=*/Record[ASTStmtReader::NumExprFields + 1],
/*HasTemplateKWAndArgsInfo=*/Record[ASTStmtReader::NumExprFields + 2],
/*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields + 2] ?
Record[ASTStmtReader::NumExprFields + 5] : 0);
break;
case EXPR_INTEGER_LITERAL:
S = IntegerLiteral::Create(Context, Empty);
break;
case EXPR_FLOATING_LITERAL:
S = FloatingLiteral::Create(Context, Empty);
break;
case EXPR_IMAGINARY_LITERAL:
S = new (Context) ImaginaryLiteral(Empty);
break;
case EXPR_STRING_LITERAL:
S = StringLiteral::CreateEmpty(
Context,
/* NumConcatenated=*/Record[ASTStmtReader::NumExprFields],
/* Length=*/Record[ASTStmtReader::NumExprFields + 1],
/* CharByteWidth=*/Record[ASTStmtReader::NumExprFields + 2]);