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llvm-project/clang/lib/Serialization/ASTReaderStmt.cpp

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//===--- ASTReaderStmt.cpp - Stmt/Expr Deserialization ----------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// Statement/expression deserialization. This implements the
// ASTReader::ReadStmt method.
//
//===----------------------------------------------------------------------===//
#include "clang/Serialization/ASTReader.h"
#include "clang/AST/DeclCXX.h"
#include "clang/AST/DeclTemplate.h"
#include "clang/AST/StmtVisitor.h"
using namespace clang;
using namespace clang::serialization;
namespace clang {
class ASTStmtReader : public StmtVisitor<ASTStmtReader> {
typedef ASTReader::RecordData RecordData;
ASTReader &Reader;
Module &F;
llvm::BitstreamCursor &DeclsCursor;
const ASTReader::RecordData &Record;
unsigned &Idx;
SourceLocation ReadSourceLocation(const RecordData &R, unsigned &I) {
return Reader.ReadSourceLocation(F, R, I);
}
SourceRange ReadSourceRange(const RecordData &R, unsigned &I) {
return Reader.ReadSourceRange(F, R, I);
}
TypeSourceInfo *GetTypeSourceInfo(const RecordData &R, unsigned &I) {
return Reader.GetTypeSourceInfo(F, R, I);
}
serialization::DeclID ReadDeclID(const RecordData &R, unsigned &I) {
return Reader.ReadDeclID(F, R, I);
}
Decl *ReadDecl(const RecordData &R, unsigned &I) {
return Reader.ReadDecl(F, R, I);
}
template<typename T>
T *ReadDeclAs(const RecordData &R, unsigned &I) {
return Reader.ReadDeclAs<T>(F, R, I);
}
void ReadDeclarationNameLoc(DeclarationNameLoc &DNLoc, DeclarationName Name,
const ASTReader::RecordData &R, unsigned &I) {
Reader.ReadDeclarationNameLoc(F, DNLoc, Name, R, I);
}
void ReadDeclarationNameInfo(DeclarationNameInfo &NameInfo,
const ASTReader::RecordData &R, unsigned &I) {
Reader.ReadDeclarationNameInfo(F, NameInfo, R, I);
}
public:
ASTStmtReader(ASTReader &Reader, Module &F,
llvm::BitstreamCursor &Cursor,
const ASTReader::RecordData &Record, unsigned &Idx)
: Reader(Reader), F(F), DeclsCursor(Cursor), Record(Record), Idx(Idx) { }
/// \brief The number of record fields required for the Stmt class
/// itself.
static const unsigned NumStmtFields = 0;
/// \brief The number of record fields required for the Expr class
/// itself.
static const unsigned NumExprFields = NumStmtFields + 7;
/// \brief 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"
};
}
void ASTStmtReader::
ReadExplicitTemplateArgumentList(ASTTemplateArgumentListInfo &ArgList,
unsigned NumTemplateArgs) {
TemplateArgumentListInfo ArgInfo;
ArgInfo.setLAngleLoc(ReadSourceLocation(Record, Idx));
ArgInfo.setRAngleLoc(ReadSourceLocation(Record, Idx));
for (unsigned i = 0; i != NumTemplateArgs; ++i)
ArgInfo.addArgument(
Reader.ReadTemplateArgumentLoc(F, Record, Idx));
ArgList.initializeFrom(ArgInfo);
}
void ASTStmtReader::VisitStmt(Stmt *S) {
assert(Idx == NumStmtFields && "Incorrect statement field count");
}
void ASTStmtReader::VisitNullStmt(NullStmt *S) {
VisitStmt(S);
S->setSemiLoc(ReadSourceLocation(Record, Idx));
S->HasLeadingEmptyMacro = Record[Idx++];
}
void ASTStmtReader::VisitCompoundStmt(CompoundStmt *S) {
VisitStmt(S);
SmallVector<Stmt *, 16> Stmts;
unsigned NumStmts = Record[Idx++];
while (NumStmts--)
Stmts.push_back(Reader.ReadSubStmt());
S->setStmts(Reader.getContext(), Stmts.data(), Stmts.size());
S->setLBracLoc(ReadSourceLocation(Record, Idx));
S->setRBracLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitSwitchCase(SwitchCase *S) {
VisitStmt(S);
Reader.RecordSwitchCaseID(S, Record[Idx++]);
}
void ASTStmtReader::VisitCaseStmt(CaseStmt *S) {
VisitSwitchCase(S);
S->setLHS(Reader.ReadSubExpr());
S->setRHS(Reader.ReadSubExpr());
S->setSubStmt(Reader.ReadSubStmt());
S->setCaseLoc(ReadSourceLocation(Record, Idx));
S->setEllipsisLoc(ReadSourceLocation(Record, Idx));
S->setColonLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitDefaultStmt(DefaultStmt *S) {
VisitSwitchCase(S);
S->setSubStmt(Reader.ReadSubStmt());
S->setDefaultLoc(ReadSourceLocation(Record, Idx));
S->setColonLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitLabelStmt(LabelStmt *S) {
VisitStmt(S);
LabelDecl *LD = ReadDeclAs<LabelDecl>(Record, Idx);
LD->setStmt(S);
S->setDecl(LD);
S->setSubStmt(Reader.ReadSubStmt());
S->setIdentLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitIfStmt(IfStmt *S) {
VisitStmt(S);
S->setConditionVariable(Reader.getContext(),
ReadDeclAs<VarDecl>(Record, Idx));
S->setCond(Reader.ReadSubExpr());
S->setThen(Reader.ReadSubStmt());
S->setElse(Reader.ReadSubStmt());
S->setIfLoc(ReadSourceLocation(Record, Idx));
S->setElseLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitSwitchStmt(SwitchStmt *S) {
VisitStmt(S);
S->setConditionVariable(Reader.getContext(),
ReadDeclAs<VarDecl>(Record, Idx));
S->setCond(Reader.ReadSubExpr());
S->setBody(Reader.ReadSubStmt());
S->setSwitchLoc(ReadSourceLocation(Record, Idx));
if (Record[Idx++])
S->setAllEnumCasesCovered();
SwitchCase *PrevSC = 0;
for (unsigned N = Record.size(); Idx != N; ++Idx) {
SwitchCase *SC = Reader.getSwitchCaseWithID(Record[Idx]);
if (PrevSC)
PrevSC->setNextSwitchCase(SC);
else
S->setSwitchCaseList(SC);
PrevSC = SC;
}
}
void ASTStmtReader::VisitWhileStmt(WhileStmt *S) {
VisitStmt(S);
S->setConditionVariable(Reader.getContext(),
ReadDeclAs<VarDecl>(Record, Idx));
S->setCond(Reader.ReadSubExpr());
S->setBody(Reader.ReadSubStmt());
S->setWhileLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitDoStmt(DoStmt *S) {
VisitStmt(S);
S->setCond(Reader.ReadSubExpr());
S->setBody(Reader.ReadSubStmt());
S->setDoLoc(ReadSourceLocation(Record, Idx));
S->setWhileLoc(ReadSourceLocation(Record, Idx));
S->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitForStmt(ForStmt *S) {
VisitStmt(S);
S->setInit(Reader.ReadSubStmt());
S->setCond(Reader.ReadSubExpr());
S->setConditionVariable(Reader.getContext(),
ReadDeclAs<VarDecl>(Record, Idx));
S->setInc(Reader.ReadSubExpr());
S->setBody(Reader.ReadSubStmt());
S->setForLoc(ReadSourceLocation(Record, Idx));
S->setLParenLoc(ReadSourceLocation(Record, Idx));
S->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitGotoStmt(GotoStmt *S) {
VisitStmt(S);
S->setLabel(ReadDeclAs<LabelDecl>(Record, Idx));
S->setGotoLoc(ReadSourceLocation(Record, Idx));
S->setLabelLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitIndirectGotoStmt(IndirectGotoStmt *S) {
VisitStmt(S);
S->setGotoLoc(ReadSourceLocation(Record, Idx));
S->setStarLoc(ReadSourceLocation(Record, Idx));
S->setTarget(Reader.ReadSubExpr());
}
void ASTStmtReader::VisitContinueStmt(ContinueStmt *S) {
VisitStmt(S);
S->setContinueLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitBreakStmt(BreakStmt *S) {
VisitStmt(S);
S->setBreakLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitReturnStmt(ReturnStmt *S) {
VisitStmt(S);
S->setRetValue(Reader.ReadSubExpr());
S->setReturnLoc(ReadSourceLocation(Record, Idx));
S->setNRVOCandidate(ReadDeclAs<VarDecl>(Record, Idx));
}
void ASTStmtReader::VisitDeclStmt(DeclStmt *S) {
VisitStmt(S);
S->setStartLoc(ReadSourceLocation(Record, Idx));
S->setEndLoc(ReadSourceLocation(Record, Idx));
if (Idx + 1 == Record.size()) {
// Single declaration
S->setDeclGroup(DeclGroupRef(ReadDecl(Record, Idx)));
} else {
SmallVector<Decl *, 16> Decls;
Decls.reserve(Record.size() - Idx);
for (unsigned N = Record.size(); Idx != N; )
Decls.push_back(ReadDecl(Record, Idx));
S->setDeclGroup(DeclGroupRef(DeclGroup::Create(Reader.getContext(),
Decls.data(),
Decls.size())));
}
}
void ASTStmtReader::VisitAsmStmt(AsmStmt *S) {
VisitStmt(S);
unsigned NumOutputs = Record[Idx++];
unsigned NumInputs = Record[Idx++];
unsigned NumClobbers = Record[Idx++];
S->setAsmLoc(ReadSourceLocation(Record, Idx));
S->setRParenLoc(ReadSourceLocation(Record, Idx));
S->setVolatile(Record[Idx++]);
S->setSimple(Record[Idx++]);
S->setMSAsm(Record[Idx++]);
S->setAsmString(cast_or_null<StringLiteral>(Reader.ReadSubStmt()));
// 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(Reader.GetIdentifierInfo(F, Record, Idx));
Constraints.push_back(cast_or_null<StringLiteral>(Reader.ReadSubStmt()));
Exprs.push_back(Reader.ReadSubStmt());
}
// Constraints
SmallVector<StringLiteral*, 16> Clobbers;
for (unsigned I = 0; I != NumClobbers; ++I)
Clobbers.push_back(cast_or_null<StringLiteral>(Reader.ReadSubStmt()));
S->setOutputsAndInputsAndClobbers(Reader.getContext(),
Names.data(), Constraints.data(),
Exprs.data(), NumOutputs, NumInputs,
Clobbers.data(), NumClobbers);
}
void ASTStmtReader::VisitExpr(Expr *E) {
VisitStmt(E);
E->setType(Reader.readType(F, Record, Idx));
E->setTypeDependent(Record[Idx++]);
E->setValueDependent(Record[Idx++]);
E->setInstantiationDependent(Record[Idx++]);
E->ExprBits.ContainsUnexpandedParameterPack = Record[Idx++];
E->setValueKind(static_cast<ExprValueKind>(Record[Idx++]));
E->setObjectKind(static_cast<ExprObjectKind>(Record[Idx++]));
assert(Idx == NumExprFields && "Incorrect expression field count");
}
void ASTStmtReader::VisitPredefinedExpr(PredefinedExpr *E) {
VisitExpr(E);
E->setLocation(ReadSourceLocation(Record, Idx));
E->setIdentType((PredefinedExpr::IdentType)Record[Idx++]);
}
void ASTStmtReader::VisitDeclRefExpr(DeclRefExpr *E) {
VisitExpr(E);
E->DeclRefExprBits.HasQualifier = Record[Idx++];
E->DeclRefExprBits.HasFoundDecl = Record[Idx++];
E->DeclRefExprBits.HasExplicitTemplateArgs = Record[Idx++];
unsigned NumTemplateArgs = 0;
if (E->hasExplicitTemplateArgs())
NumTemplateArgs = Record[Idx++];
if (E->hasQualifier())
E->getInternalQualifierLoc()
= Reader.ReadNestedNameSpecifierLoc(F, Record, Idx);
if (E->hasFoundDecl())
E->getInternalFoundDecl() = ReadDeclAs<NamedDecl>(Record, Idx);
if (E->hasExplicitTemplateArgs())
ReadExplicitTemplateArgumentList(E->getExplicitTemplateArgs(),
NumTemplateArgs);
E->setDecl(ReadDeclAs<ValueDecl>(Record, Idx));
E->setLocation(ReadSourceLocation(Record, Idx));
ReadDeclarationNameLoc(E->DNLoc, E->getDecl()->getDeclName(), Record, Idx);
}
void ASTStmtReader::VisitIntegerLiteral(IntegerLiteral *E) {
VisitExpr(E);
E->setLocation(ReadSourceLocation(Record, Idx));
E->setValue(Reader.getContext(), Reader.ReadAPInt(Record, Idx));
}
void ASTStmtReader::VisitFloatingLiteral(FloatingLiteral *E) {
VisitExpr(E);
E->setValue(Reader.getContext(), Reader.ReadAPFloat(Record, Idx));
E->setExact(Record[Idx++]);
E->setLocation(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitImaginaryLiteral(ImaginaryLiteral *E) {
VisitExpr(E);
E->setSubExpr(Reader.ReadSubExpr());
}
void ASTStmtReader::VisitStringLiteral(StringLiteral *E) {
VisitExpr(E);
unsigned Len = Record[Idx++];
assert(Record[Idx] == E->getNumConcatenated() &&
"Wrong number of concatenated tokens!");
++Idx;
E->Kind = static_cast<StringLiteral::StringKind>(Record[Idx++]);
E->IsPascal = Record[Idx++];
// Read string data
llvm::SmallString<16> Str(&Record[Idx], &Record[Idx] + Len);
E->setString(Reader.getContext(), Str.str());
Idx += Len;
// Read source locations
for (unsigned I = 0, N = E->getNumConcatenated(); I != N; ++I)
E->setStrTokenLoc(I, ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitCharacterLiteral(CharacterLiteral *E) {
VisitExpr(E);
E->setValue(Record[Idx++]);
E->setLocation(ReadSourceLocation(Record, Idx));
E->setKind(static_cast<CharacterLiteral::CharacterKind>(Record[Idx++]));
}
void ASTStmtReader::VisitParenExpr(ParenExpr *E) {
VisitExpr(E);
E->setLParen(ReadSourceLocation(Record, Idx));
E->setRParen(ReadSourceLocation(Record, Idx));
E->setSubExpr(Reader.ReadSubExpr());
}
void ASTStmtReader::VisitParenListExpr(ParenListExpr *E) {
VisitExpr(E);
unsigned NumExprs = Record[Idx++];
E->Exprs = new (Reader.getContext()) Stmt*[NumExprs];
for (unsigned i = 0; i != NumExprs; ++i)
E->Exprs[i] = Reader.ReadSubStmt();
E->NumExprs = NumExprs;
E->LParenLoc = ReadSourceLocation(Record, Idx);
E->RParenLoc = ReadSourceLocation(Record, Idx);
}
void ASTStmtReader::VisitUnaryOperator(UnaryOperator *E) {
VisitExpr(E);
E->setSubExpr(Reader.ReadSubExpr());
E->setOpcode((UnaryOperator::Opcode)Record[Idx++]);
E->setOperatorLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitOffsetOfExpr(OffsetOfExpr *E) {
typedef OffsetOfExpr::OffsetOfNode Node;
VisitExpr(E);
assert(E->getNumComponents() == Record[Idx]);
++Idx;
assert(E->getNumExpressions() == Record[Idx]);
++Idx;
E->setOperatorLoc(ReadSourceLocation(Record, Idx));
E->setRParenLoc(ReadSourceLocation(Record, Idx));
E->setTypeSourceInfo(GetTypeSourceInfo(Record, Idx));
for (unsigned I = 0, N = E->getNumComponents(); I != N; ++I) {
Node::Kind Kind = static_cast<Node::Kind>(Record[Idx++]);
SourceLocation Start = ReadSourceLocation(Record, Idx);
SourceLocation End = ReadSourceLocation(Record, Idx);
switch (Kind) {
case Node::Array:
E->setComponent(I, Node(Start, Record[Idx++], End));
break;
case Node::Field:
E->setComponent(I, Node(Start, ReadDeclAs<FieldDecl>(Record, Idx), End));
break;
case Node::Identifier:
E->setComponent(I,
Node(Start,
Reader.GetIdentifierInfo(F, Record, Idx),
End));
break;
case Node::Base: {
CXXBaseSpecifier *Base = new (Reader.getContext()) CXXBaseSpecifier();
*Base = Reader.ReadCXXBaseSpecifier(F, Record, Idx);
E->setComponent(I, Node(Base));
break;
}
}
}
for (unsigned I = 0, N = E->getNumExpressions(); I != N; ++I)
E->setIndexExpr(I, Reader.ReadSubExpr());
}
void ASTStmtReader::VisitUnaryExprOrTypeTraitExpr(UnaryExprOrTypeTraitExpr *E) {
VisitExpr(E);
E->setKind(static_cast<UnaryExprOrTypeTrait>(Record[Idx++]));
if (Record[Idx] == 0) {
E->setArgument(Reader.ReadSubExpr());
++Idx;
} else {
E->setArgument(GetTypeSourceInfo(Record, Idx));
}
E->setOperatorLoc(ReadSourceLocation(Record, Idx));
E->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitArraySubscriptExpr(ArraySubscriptExpr *E) {
VisitExpr(E);
E->setLHS(Reader.ReadSubExpr());
E->setRHS(Reader.ReadSubExpr());
E->setRBracketLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitCallExpr(CallExpr *E) {
VisitExpr(E);
E->setNumArgs(Reader.getContext(), Record[Idx++]);
E->setRParenLoc(ReadSourceLocation(Record, Idx));
E->setCallee(Reader.ReadSubExpr());
for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
E->setArg(I, Reader.ReadSubExpr());
}
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(Reader.ReadSubExpr());
E->setIsaMemberLoc(ReadSourceLocation(Record, Idx));
E->setArrow(Record[Idx++]);
}
void ASTStmtReader::
VisitObjCIndirectCopyRestoreExpr(ObjCIndirectCopyRestoreExpr *E) {
VisitExpr(E);
E->Operand = Reader.ReadSubExpr();
E->setShouldCopy(Record[Idx++]);
}
void ASTStmtReader::VisitObjCBridgedCastExpr(ObjCBridgedCastExpr *E) {
VisitExplicitCastExpr(E);
E->LParenLoc = ReadSourceLocation(Record, Idx);
E->BridgeKeywordLoc = ReadSourceLocation(Record, Idx);
E->Kind = Record[Idx++];
}
void ASTStmtReader::VisitCastExpr(CastExpr *E) {
VisitExpr(E);
unsigned NumBaseSpecs = Record[Idx++];
assert(NumBaseSpecs == E->path_size());
E->setSubExpr(Reader.ReadSubExpr());
E->setCastKind((CastExpr::CastKind)Record[Idx++]);
CastExpr::path_iterator BaseI = E->path_begin();
while (NumBaseSpecs--) {
CXXBaseSpecifier *BaseSpec = new (Reader.getContext()) CXXBaseSpecifier;
*BaseSpec = Reader.ReadCXXBaseSpecifier(F, Record, Idx);
*BaseI++ = BaseSpec;
}
}
void ASTStmtReader::VisitBinaryOperator(BinaryOperator *E) {
VisitExpr(E);
E->setLHS(Reader.ReadSubExpr());
E->setRHS(Reader.ReadSubExpr());
E->setOpcode((BinaryOperator::Opcode)Record[Idx++]);
E->setOperatorLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitCompoundAssignOperator(CompoundAssignOperator *E) {
VisitBinaryOperator(E);
E->setComputationLHSType(Reader.readType(F, Record, Idx));
E->setComputationResultType(Reader.readType(F, Record, Idx));
}
void ASTStmtReader::VisitConditionalOperator(ConditionalOperator *E) {
VisitExpr(E);
E->SubExprs[ConditionalOperator::COND] = Reader.ReadSubExpr();
E->SubExprs[ConditionalOperator::LHS] = Reader.ReadSubExpr();
E->SubExprs[ConditionalOperator::RHS] = Reader.ReadSubExpr();
E->QuestionLoc = ReadSourceLocation(Record, Idx);
E->ColonLoc = ReadSourceLocation(Record, Idx);
}
void
ASTStmtReader::VisitBinaryConditionalOperator(BinaryConditionalOperator *E) {
VisitExpr(E);
E->OpaqueValue = cast<OpaqueValueExpr>(Reader.ReadSubExpr());
E->SubExprs[BinaryConditionalOperator::COMMON] = Reader.ReadSubExpr();
E->SubExprs[BinaryConditionalOperator::COND] = Reader.ReadSubExpr();
E->SubExprs[BinaryConditionalOperator::LHS] = Reader.ReadSubExpr();
E->SubExprs[BinaryConditionalOperator::RHS] = Reader.ReadSubExpr();
E->QuestionLoc = ReadSourceLocation(Record, Idx);
E->ColonLoc = ReadSourceLocation(Record, Idx);
E->getOpaqueValue()->setSourceExpr(E->getCommon());
}
void ASTStmtReader::VisitImplicitCastExpr(ImplicitCastExpr *E) {
VisitCastExpr(E);
}
void ASTStmtReader::VisitExplicitCastExpr(ExplicitCastExpr *E) {
VisitCastExpr(E);
E->setTypeInfoAsWritten(GetTypeSourceInfo(Record, Idx));
}
void ASTStmtReader::VisitCStyleCastExpr(CStyleCastExpr *E) {
VisitExplicitCastExpr(E);
E->setLParenLoc(ReadSourceLocation(Record, Idx));
E->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitCompoundLiteralExpr(CompoundLiteralExpr *E) {
VisitExpr(E);
E->setLParenLoc(ReadSourceLocation(Record, Idx));
E->setTypeSourceInfo(GetTypeSourceInfo(Record, Idx));
E->setInitializer(Reader.ReadSubExpr());
E->setFileScope(Record[Idx++]);
}
void ASTStmtReader::VisitExtVectorElementExpr(ExtVectorElementExpr *E) {
VisitExpr(E);
E->setBase(Reader.ReadSubExpr());
E->setAccessor(Reader.GetIdentifierInfo(F, Record, Idx));
E->setAccessorLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitInitListExpr(InitListExpr *E) {
VisitExpr(E);
E->setSyntacticForm(cast_or_null<InitListExpr>(Reader.ReadSubStmt()));
E->setLBraceLoc(ReadSourceLocation(Record, Idx));
E->setRBraceLoc(ReadSourceLocation(Record, Idx));
bool isArrayFiller = Record[Idx++];
Expr *filler = 0;
if (isArrayFiller) {
filler = Reader.ReadSubExpr();
E->ArrayFillerOrUnionFieldInit = filler;
} else
E->ArrayFillerOrUnionFieldInit = ReadDeclAs<FieldDecl>(Record, Idx);
E->sawArrayRangeDesignator(Record[Idx++]);
unsigned NumInits = Record[Idx++];
E->reserveInits(Reader.getContext(), NumInits);
if (isArrayFiller) {
for (unsigned I = 0; I != NumInits; ++I) {
Expr *init = Reader.ReadSubExpr();
E->updateInit(Reader.getContext(), I, init ? init : filler);
}
} else {
for (unsigned I = 0; I != NumInits; ++I)
E->updateInit(Reader.getContext(), I, Reader.ReadSubExpr());
}
}
void ASTStmtReader::VisitDesignatedInitExpr(DesignatedInitExpr *E) {
typedef DesignatedInitExpr::Designator Designator;
VisitExpr(E);
unsigned NumSubExprs = Record[Idx++];
assert(NumSubExprs == E->getNumSubExprs() && "Wrong number of subexprs");
for (unsigned I = 0; I != NumSubExprs; ++I)
E->setSubExpr(I, Reader.ReadSubExpr());
E->setEqualOrColonLoc(ReadSourceLocation(Record, Idx));
E->setGNUSyntax(Record[Idx++]);
SmallVector<Designator, 4> Designators;
while (Idx < Record.size()) {
switch ((DesignatorTypes)Record[Idx++]) {
case DESIG_FIELD_DECL: {
FieldDecl *Field = ReadDeclAs<FieldDecl>(Record, Idx);
SourceLocation DotLoc
= ReadSourceLocation(Record, Idx);
SourceLocation FieldLoc
= ReadSourceLocation(Record, Idx);
Designators.push_back(Designator(Field->getIdentifier(), DotLoc,
FieldLoc));
Designators.back().setField(Field);
break;
}
case DESIG_FIELD_NAME: {
const IdentifierInfo *Name = Reader.GetIdentifierInfo(F, Record, Idx);
SourceLocation DotLoc
= ReadSourceLocation(Record, Idx);
SourceLocation FieldLoc
= ReadSourceLocation(Record, Idx);
Designators.push_back(Designator(Name, DotLoc, FieldLoc));
break;
}
case DESIG_ARRAY: {
unsigned Index = Record[Idx++];
SourceLocation LBracketLoc
= ReadSourceLocation(Record, Idx);
SourceLocation RBracketLoc
= ReadSourceLocation(Record, Idx);
Designators.push_back(Designator(Index, LBracketLoc, RBracketLoc));
break;
}
case DESIG_ARRAY_RANGE: {
unsigned Index = Record[Idx++];
SourceLocation LBracketLoc
= ReadSourceLocation(Record, Idx);
SourceLocation EllipsisLoc
= ReadSourceLocation(Record, Idx);
SourceLocation RBracketLoc
= ReadSourceLocation(Record, Idx);
Designators.push_back(Designator(Index, LBracketLoc, EllipsisLoc,
RBracketLoc));
break;
}
}
}
E->setDesignators(Reader.getContext(),
Designators.data(), Designators.size());
}
void ASTStmtReader::VisitImplicitValueInitExpr(ImplicitValueInitExpr *E) {
VisitExpr(E);
}
void ASTStmtReader::VisitVAArgExpr(VAArgExpr *E) {
VisitExpr(E);
E->setSubExpr(Reader.ReadSubExpr());
E->setWrittenTypeInfo(GetTypeSourceInfo(Record, Idx));
E->setBuiltinLoc(ReadSourceLocation(Record, Idx));
E->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitAddrLabelExpr(AddrLabelExpr *E) {
VisitExpr(E);
E->setAmpAmpLoc(ReadSourceLocation(Record, Idx));
E->setLabelLoc(ReadSourceLocation(Record, Idx));
E->setLabel(ReadDeclAs<LabelDecl>(Record, Idx));
}
void ASTStmtReader::VisitStmtExpr(StmtExpr *E) {
VisitExpr(E);
E->setLParenLoc(ReadSourceLocation(Record, Idx));
E->setRParenLoc(ReadSourceLocation(Record, Idx));
E->setSubStmt(cast_or_null<CompoundStmt>(Reader.ReadSubStmt()));
}
void ASTStmtReader::VisitChooseExpr(ChooseExpr *E) {
VisitExpr(E);
E->setCond(Reader.ReadSubExpr());
E->setLHS(Reader.ReadSubExpr());
E->setRHS(Reader.ReadSubExpr());
E->setBuiltinLoc(ReadSourceLocation(Record, Idx));
E->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitGNUNullExpr(GNUNullExpr *E) {
VisitExpr(E);
E->setTokenLocation(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitShuffleVectorExpr(ShuffleVectorExpr *E) {
VisitExpr(E);
SmallVector<Expr *, 16> Exprs;
unsigned NumExprs = Record[Idx++];
while (NumExprs--)
Exprs.push_back(Reader.ReadSubExpr());
E->setExprs(Reader.getContext(), Exprs.data(), Exprs.size());
E->setBuiltinLoc(ReadSourceLocation(Record, Idx));
E->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitBlockExpr(BlockExpr *E) {
VisitExpr(E);
E->setBlockDecl(ReadDeclAs<BlockDecl>(Record, Idx));
}
void ASTStmtReader::VisitBlockDeclRefExpr(BlockDeclRefExpr *E) {
VisitExpr(E);
E->setDecl(ReadDeclAs<VarDecl>(Record, Idx));
E->setLocation(ReadSourceLocation(Record, Idx));
E->setByRef(Record[Idx++]);
E->setConstQualAdded(Record[Idx++]);
}
void ASTStmtReader::VisitGenericSelectionExpr(GenericSelectionExpr *E) {
VisitExpr(E);
E->NumAssocs = Record[Idx++];
E->AssocTypes = new (Reader.getContext()) TypeSourceInfo*[E->NumAssocs];
E->SubExprs =
new(Reader.getContext()) Stmt*[GenericSelectionExpr::END_EXPR+E->NumAssocs];
E->SubExprs[GenericSelectionExpr::CONTROLLING] = Reader.ReadSubExpr();
for (unsigned I = 0, N = E->getNumAssocs(); I != N; ++I) {
E->AssocTypes[I] = GetTypeSourceInfo(Record, Idx);
E->SubExprs[GenericSelectionExpr::END_EXPR+I] = Reader.ReadSubExpr();
}
E->ResultIndex = Record[Idx++];
E->GenericLoc = ReadSourceLocation(Record, Idx);
E->DefaultLoc = ReadSourceLocation(Record, Idx);
E->RParenLoc = ReadSourceLocation(Record, Idx);
}
//===----------------------------------------------------------------------===//
// Objective-C Expressions and Statements
void ASTStmtReader::VisitObjCStringLiteral(ObjCStringLiteral *E) {
VisitExpr(E);
E->setString(cast<StringLiteral>(Reader.ReadSubStmt()));
E->setAtLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitObjCEncodeExpr(ObjCEncodeExpr *E) {
VisitExpr(E);
E->setEncodedTypeSourceInfo(GetTypeSourceInfo(Record, Idx));
E->setAtLoc(ReadSourceLocation(Record, Idx));
E->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitObjCSelectorExpr(ObjCSelectorExpr *E) {
VisitExpr(E);
E->setSelector(Reader.ReadSelector(F, Record, Idx));
E->setAtLoc(ReadSourceLocation(Record, Idx));
E->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitObjCProtocolExpr(ObjCProtocolExpr *E) {
VisitExpr(E);
E->setProtocol(ReadDeclAs<ObjCProtocolDecl>(Record, Idx));
E->setAtLoc(ReadSourceLocation(Record, Idx));
E->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitObjCIvarRefExpr(ObjCIvarRefExpr *E) {
VisitExpr(E);
E->setDecl(ReadDeclAs<ObjCIvarDecl>(Record, Idx));
E->setLocation(ReadSourceLocation(Record, Idx));
E->setBase(Reader.ReadSubExpr());
E->setIsArrow(Record[Idx++]);
E->setIsFreeIvar(Record[Idx++]);
}
void ASTStmtReader::VisitObjCPropertyRefExpr(ObjCPropertyRefExpr *E) {
VisitExpr(E);
bool Implicit = Record[Idx++] != 0;
if (Implicit) {
ObjCMethodDecl *Getter = ReadDeclAs<ObjCMethodDecl>(Record, Idx);
ObjCMethodDecl *Setter = ReadDeclAs<ObjCMethodDecl>(Record, Idx);
E->setImplicitProperty(Getter, Setter);
} else {
E->setExplicitProperty(ReadDeclAs<ObjCPropertyDecl>(Record, Idx));
}
E->setLocation(ReadSourceLocation(Record, Idx));
E->setReceiverLocation(ReadSourceLocation(Record, Idx));
switch (Record[Idx++]) {
case 0:
E->setBase(Reader.ReadSubExpr());
break;
case 1:
E->setSuperReceiver(Reader.readType(F, Record, Idx));
break;
case 2:
E->setClassReceiver(ReadDeclAs<ObjCInterfaceDecl>(Record, Idx));
break;
}
}
void ASTStmtReader::VisitObjCMessageExpr(ObjCMessageExpr *E) {
VisitExpr(E);
assert(Record[Idx] == E->getNumArgs());
++Idx;
E->setDelegateInitCall(Record[Idx++]);
ObjCMessageExpr::ReceiverKind Kind
= static_cast<ObjCMessageExpr::ReceiverKind>(Record[Idx++]);
switch (Kind) {
case ObjCMessageExpr::Instance:
E->setInstanceReceiver(Reader.ReadSubExpr());
break;
case ObjCMessageExpr::Class:
E->setClassReceiver(GetTypeSourceInfo(Record, Idx));
break;
case ObjCMessageExpr::SuperClass:
case ObjCMessageExpr::SuperInstance: {
QualType T = Reader.readType(F, Record, Idx);
SourceLocation SuperLoc = ReadSourceLocation(Record, Idx);
E->setSuper(SuperLoc, T, Kind == ObjCMessageExpr::SuperInstance);
break;
}
}
assert(Kind == E->getReceiverKind());
if (Record[Idx++])
E->setMethodDecl(ReadDeclAs<ObjCMethodDecl>(Record, Idx));
else
E->setSelector(Reader.ReadSelector(F, Record, Idx));
E->LBracLoc = ReadSourceLocation(Record, Idx);
E->RBracLoc = ReadSourceLocation(Record, Idx);
E->SelectorLoc = ReadSourceLocation(Record, Idx);
for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
E->setArg(I, Reader.ReadSubExpr());
}
void ASTStmtReader::VisitObjCForCollectionStmt(ObjCForCollectionStmt *S) {
VisitStmt(S);
S->setElement(Reader.ReadSubStmt());
S->setCollection(Reader.ReadSubExpr());
S->setBody(Reader.ReadSubStmt());
S->setForLoc(ReadSourceLocation(Record, Idx));
S->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitObjCAtCatchStmt(ObjCAtCatchStmt *S) {
VisitStmt(S);
S->setCatchBody(Reader.ReadSubStmt());
S->setCatchParamDecl(ReadDeclAs<VarDecl>(Record, Idx));
S->setAtCatchLoc(ReadSourceLocation(Record, Idx));
S->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitObjCAtFinallyStmt(ObjCAtFinallyStmt *S) {
VisitStmt(S);
S->setFinallyBody(Reader.ReadSubStmt());
S->setAtFinallyLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitObjCAutoreleasePoolStmt(ObjCAutoreleasePoolStmt *S) {
VisitStmt(S);
S->setSubStmt(Reader.ReadSubStmt());
S->setAtLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitObjCAtTryStmt(ObjCAtTryStmt *S) {
VisitStmt(S);
assert(Record[Idx] == S->getNumCatchStmts());
++Idx;
bool HasFinally = Record[Idx++];
S->setTryBody(Reader.ReadSubStmt());
for (unsigned I = 0, N = S->getNumCatchStmts(); I != N; ++I)
S->setCatchStmt(I, cast_or_null<ObjCAtCatchStmt>(Reader.ReadSubStmt()));
if (HasFinally)
S->setFinallyStmt(Reader.ReadSubStmt());
S->setAtTryLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitObjCAtSynchronizedStmt(ObjCAtSynchronizedStmt *S) {
VisitStmt(S);
S->setSynchExpr(Reader.ReadSubStmt());
S->setSynchBody(Reader.ReadSubStmt());
S->setAtSynchronizedLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitObjCAtThrowStmt(ObjCAtThrowStmt *S) {
VisitStmt(S);
S->setThrowExpr(Reader.ReadSubStmt());
S->setThrowLoc(ReadSourceLocation(Record, Idx));
}
//===----------------------------------------------------------------------===//
// C++ Expressions and Statements
//===----------------------------------------------------------------------===//
void ASTStmtReader::VisitCXXCatchStmt(CXXCatchStmt *S) {
VisitStmt(S);
S->CatchLoc = ReadSourceLocation(Record, Idx);
S->ExceptionDecl = ReadDeclAs<VarDecl>(Record, Idx);
S->HandlerBlock = Reader.ReadSubStmt();
}
void ASTStmtReader::VisitCXXTryStmt(CXXTryStmt *S) {
VisitStmt(S);
assert(Record[Idx] == S->getNumHandlers() && "NumStmtFields is wrong ?");
++Idx;
S->TryLoc = ReadSourceLocation(Record, Idx);
S->getStmts()[0] = Reader.ReadSubStmt();
for (unsigned i = 0, e = S->getNumHandlers(); i != e; ++i)
S->getStmts()[i + 1] = Reader.ReadSubStmt();
}
void ASTStmtReader::VisitCXXForRangeStmt(CXXForRangeStmt *S) {
VisitStmt(S);
S->setForLoc(ReadSourceLocation(Record, Idx));
S->setColonLoc(ReadSourceLocation(Record, Idx));
S->setRParenLoc(ReadSourceLocation(Record, Idx));
S->setRangeStmt(Reader.ReadSubStmt());
S->setBeginEndStmt(Reader.ReadSubStmt());
S->setCond(Reader.ReadSubExpr());
S->setInc(Reader.ReadSubExpr());
S->setLoopVarStmt(Reader.ReadSubStmt());
S->setBody(Reader.ReadSubStmt());
}
void ASTStmtReader::VisitCXXOperatorCallExpr(CXXOperatorCallExpr *E) {
VisitCallExpr(E);
E->setOperator((OverloadedOperatorKind)Record[Idx++]);
}
void ASTStmtReader::VisitCXXConstructExpr(CXXConstructExpr *E) {
VisitExpr(E);
E->NumArgs = Record[Idx++];
if (E->NumArgs)
E->Args = new (Reader.getContext()) Stmt*[E->NumArgs];
for (unsigned I = 0, N = E->getNumArgs(); I != N; ++I)
E->setArg(I, Reader.ReadSubExpr());
E->setConstructor(ReadDeclAs<CXXConstructorDecl>(Record, Idx));
E->setLocation(ReadSourceLocation(Record, Idx));
E->setElidable(Record[Idx++]);
E->setRequiresZeroInitialization(Record[Idx++]);
E->setConstructionKind((CXXConstructExpr::ConstructionKind)Record[Idx++]);
E->ParenRange = ReadSourceRange(Record, Idx);
}
void ASTStmtReader::VisitCXXTemporaryObjectExpr(CXXTemporaryObjectExpr *E) {
VisitCXXConstructExpr(E);
E->Type = GetTypeSourceInfo(Record, Idx);
}
void ASTStmtReader::VisitCXXNamedCastExpr(CXXNamedCastExpr *E) {
VisitExplicitCastExpr(E);
SourceRange R = ReadSourceRange(Record, Idx);
E->Loc = R.getBegin();
E->RParenLoc = R.getEnd();
}
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->setTypeBeginLoc(ReadSourceLocation(Record, Idx));
E->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitCXXBoolLiteralExpr(CXXBoolLiteralExpr *E) {
VisitExpr(E);
E->setValue(Record[Idx++]);
E->setLocation(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitCXXNullPtrLiteralExpr(CXXNullPtrLiteralExpr *E) {
VisitExpr(E);
E->setLocation(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitCXXTypeidExpr(CXXTypeidExpr *E) {
VisitExpr(E);
E->setSourceRange(ReadSourceRange(Record, Idx));
if (E->isTypeOperand()) { // typeid(int)
E->setTypeOperandSourceInfo(
GetTypeSourceInfo(Record, Idx));
return;
}
// typeid(42+2)
E->setExprOperand(Reader.ReadSubExpr());
}
void ASTStmtReader::VisitCXXThisExpr(CXXThisExpr *E) {
VisitExpr(E);
E->setLocation(ReadSourceLocation(Record, Idx));
E->setImplicit(Record[Idx++]);
}
void ASTStmtReader::VisitCXXThrowExpr(CXXThrowExpr *E) {
VisitExpr(E);
E->ThrowLoc = ReadSourceLocation(Record, Idx);
E->Op = Reader.ReadSubExpr();
E->IsThrownVariableInScope = Record[Idx++];
}
void ASTStmtReader::VisitCXXDefaultArgExpr(CXXDefaultArgExpr *E) {
VisitExpr(E);
assert((bool)Record[Idx] == E->Param.getInt() && "We messed up at creation ?");
++Idx; // HasOtherExprStored and SubExpr was handled during creation.
E->Param.setPointer(ReadDeclAs<ParmVarDecl>(Record, Idx));
E->Loc = ReadSourceLocation(Record, Idx);
}
void ASTStmtReader::VisitCXXBindTemporaryExpr(CXXBindTemporaryExpr *E) {
VisitExpr(E);
E->setTemporary(Reader.ReadCXXTemporary(F, Record, Idx));
E->setSubExpr(Reader.ReadSubExpr());
}
void ASTStmtReader::VisitCXXScalarValueInitExpr(CXXScalarValueInitExpr *E) {
VisitExpr(E);
E->TypeInfo = GetTypeSourceInfo(Record, Idx);
E->RParenLoc = ReadSourceLocation(Record, Idx);
}
void ASTStmtReader::VisitCXXNewExpr(CXXNewExpr *E) {
VisitExpr(E);
E->GlobalNew = Record[Idx++];
E->Initializer = Record[Idx++];
E->UsualArrayDeleteWantsSize = Record[Idx++];
bool isArray = Record[Idx++];
unsigned NumPlacementArgs = Record[Idx++];
unsigned NumCtorArgs = Record[Idx++];
E->setOperatorNew(ReadDeclAs<FunctionDecl>(Record, Idx));
E->setOperatorDelete(ReadDeclAs<FunctionDecl>(Record, Idx));
E->setConstructor(ReadDeclAs<CXXConstructorDecl>(Record, Idx));
E->AllocatedTypeInfo = GetTypeSourceInfo(Record, Idx);
SourceRange TypeIdParens;
TypeIdParens.setBegin(ReadSourceLocation(Record, Idx));
TypeIdParens.setEnd(ReadSourceLocation(Record, Idx));
E->TypeIdParens = TypeIdParens;
E->StartLoc = ReadSourceLocation(Record, Idx);
E->EndLoc = ReadSourceLocation(Record, Idx);
E->ConstructorLParen = ReadSourceLocation(Record, Idx);
E->ConstructorRParen = ReadSourceLocation(Record, Idx);
E->AllocateArgsArray(Reader.getContext(), isArray, NumPlacementArgs,
NumCtorArgs);
// Install all the subexpressions.
for (CXXNewExpr::raw_arg_iterator I = E->raw_arg_begin(),e = E->raw_arg_end();
I != e; ++I)
*I = Reader.ReadSubStmt();
}
void ASTStmtReader::VisitCXXDeleteExpr(CXXDeleteExpr *E) {
VisitExpr(E);
E->GlobalDelete = Record[Idx++];
E->ArrayForm = Record[Idx++];
E->ArrayFormAsWritten = Record[Idx++];
E->UsualArrayDeleteWantsSize = Record[Idx++];
E->OperatorDelete = ReadDeclAs<FunctionDecl>(Record, Idx);
E->Argument = Reader.ReadSubExpr();
E->Loc = ReadSourceLocation(Record, Idx);
}
void ASTStmtReader::VisitCXXPseudoDestructorExpr(CXXPseudoDestructorExpr *E) {
VisitExpr(E);
E->Base = Reader.ReadSubExpr();
E->IsArrow = Record[Idx++];
E->OperatorLoc = ReadSourceLocation(Record, Idx);
E->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx);
E->ScopeType = GetTypeSourceInfo(Record, Idx);
E->ColonColonLoc = ReadSourceLocation(Record, Idx);
E->TildeLoc = ReadSourceLocation(Record, Idx);
IdentifierInfo *II = Reader.GetIdentifierInfo(F, Record, Idx);
if (II)
E->setDestroyedType(II, ReadSourceLocation(Record, Idx));
else
E->setDestroyedType(GetTypeSourceInfo(Record, Idx));
}
void ASTStmtReader::VisitExprWithCleanups(ExprWithCleanups *E) {
VisitExpr(E);
unsigned NumTemps = Record[Idx++];
if (NumTemps) {
E->setNumTemporaries(Reader.getContext(), NumTemps);
for (unsigned i = 0; i != NumTemps; ++i)
E->setTemporary(i, Reader.ReadCXXTemporary(F, Record, Idx));
}
E->setSubExpr(Reader.ReadSubExpr());
}
void
ASTStmtReader::VisitCXXDependentScopeMemberExpr(CXXDependentScopeMemberExpr *E){
VisitExpr(E);
if (Record[Idx++])
ReadExplicitTemplateArgumentList(E->getExplicitTemplateArgs(),
Record[Idx++]);
E->Base = Reader.ReadSubExpr();
E->BaseType = Reader.readType(F, Record, Idx);
E->IsArrow = Record[Idx++];
E->OperatorLoc = ReadSourceLocation(Record, Idx);
E->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx);
E->FirstQualifierFoundInScope = ReadDeclAs<NamedDecl>(Record, Idx);
ReadDeclarationNameInfo(E->MemberNameInfo, Record, Idx);
}
void
ASTStmtReader::VisitDependentScopeDeclRefExpr(DependentScopeDeclRefExpr *E) {
VisitExpr(E);
if (Record[Idx++])
ReadExplicitTemplateArgumentList(E->getExplicitTemplateArgs(),
Record[Idx++]);
E->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx);
ReadDeclarationNameInfo(E->NameInfo, Record, Idx);
}
void
ASTStmtReader::VisitCXXUnresolvedConstructExpr(CXXUnresolvedConstructExpr *E) {
VisitExpr(E);
assert(Record[Idx] == E->arg_size() && "Read wrong record during creation ?");
++Idx; // NumArgs;
for (unsigned I = 0, N = E->arg_size(); I != N; ++I)
E->setArg(I, Reader.ReadSubExpr());
E->Type = GetTypeSourceInfo(Record, Idx);
E->setLParenLoc(ReadSourceLocation(Record, Idx));
E->setRParenLoc(ReadSourceLocation(Record, Idx));
}
void ASTStmtReader::VisitOverloadExpr(OverloadExpr *E) {
VisitExpr(E);
// Read the explicit template argument list, if available.
if (Record[Idx++])
ReadExplicitTemplateArgumentList(E->getExplicitTemplateArgs(),
Record[Idx++]);
unsigned NumDecls = Record[Idx++];
UnresolvedSet<8> Decls;
for (unsigned i = 0; i != NumDecls; ++i) {
NamedDecl *D = ReadDeclAs<NamedDecl>(Record, Idx);
AccessSpecifier AS = (AccessSpecifier)Record[Idx++];
Decls.addDecl(D, AS);
}
E->initializeResults(Reader.getContext(), Decls.begin(), Decls.end());
ReadDeclarationNameInfo(E->NameInfo, Record, Idx);
E->QualifierLoc = Reader.ReadNestedNameSpecifierLoc(F, Record, Idx);
}
void ASTStmtReader::VisitUnresolvedMemberExpr(UnresolvedMemberExpr *E) {
VisitOverloadExpr(E);
E->IsArrow = Record[Idx++];
E->HasUnresolvedUsing = Record[Idx++];
E->Base = Reader.ReadSubExpr();
E->BaseType = Reader.readType(F, Record, Idx);
E->OperatorLoc = ReadSourceLocation(Record, Idx);
}
void ASTStmtReader::VisitUnresolvedLookupExpr(UnresolvedLookupExpr *E) {
VisitOverloadExpr(E);
E->RequiresADL = Record[Idx++];
if (E->RequiresADL)
E->StdIsAssociatedNamespace = Record[Idx++];
E->Overloaded = Record[Idx++];
E->NamingClass = ReadDeclAs<CXXRecordDecl>(Record, Idx);
}
void ASTStmtReader::VisitUnaryTypeTraitExpr(UnaryTypeTraitExpr *E) {
VisitExpr(E);
E->UTT = (UnaryTypeTrait)Record[Idx++];
E->Value = (bool)Record[Idx++];
SourceRange Range = ReadSourceRange(Record, Idx);
E->Loc = Range.getBegin();
E->RParen = Range.getEnd();
E->QueriedType = GetTypeSourceInfo(Record, Idx);
}
void ASTStmtReader::VisitBinaryTypeTraitExpr(BinaryTypeTraitExpr *E) {
VisitExpr(E);
E->BTT = (BinaryTypeTrait)Record[Idx++];
E->Value = (bool)Record[Idx++];
SourceRange Range = ReadSourceRange(Record, Idx);
E->Loc = Range.getBegin();
E->RParen = Range.getEnd();
E->LhsType = GetTypeSourceInfo(Record, Idx);
E->RhsType = GetTypeSourceInfo(Record, Idx);
}
void ASTStmtReader::VisitArrayTypeTraitExpr(ArrayTypeTraitExpr *E) {
VisitExpr(E);
E->ATT = (ArrayTypeTrait)Record[Idx++];
E->Value = (unsigned int)Record[Idx++];
SourceRange Range = ReadSourceRange(Record, Idx);
E->Loc = Range.getBegin();
E->RParen = Range.getEnd();
E->QueriedType = GetTypeSourceInfo(Record, Idx);
}
void ASTStmtReader::VisitExpressionTraitExpr(ExpressionTraitExpr *E) {
VisitExpr(E);
E->ET = (ExpressionTrait)Record[Idx++];
E->Value = (bool)Record[Idx++];
SourceRange Range = ReadSourceRange(Record, Idx);
E->QueriedExpression = Reader.ReadSubExpr();
E->Loc = Range.getBegin();
E->RParen = Range.getEnd();
}
void ASTStmtReader::VisitCXXNoexceptExpr(CXXNoexceptExpr *E) {
VisitExpr(E);
E->Value = (bool)Record[Idx++];
E->Range = ReadSourceRange(Record, Idx);
E->Operand = Reader.ReadSubExpr();
}
void ASTStmtReader::VisitPackExpansionExpr(PackExpansionExpr *E) {
VisitExpr(E);
E->EllipsisLoc = ReadSourceLocation(Record, Idx);
E->NumExpansions = Record[Idx++];
E->Pattern = Reader.ReadSubExpr();
}
void ASTStmtReader::VisitSizeOfPackExpr(SizeOfPackExpr *E) {
VisitExpr(E);
E->OperatorLoc = ReadSourceLocation(Record, Idx);
E->PackLoc = ReadSourceLocation(Record, Idx);
E->RParenLoc = ReadSourceLocation(Record, Idx);
E->Length = Record[Idx++];
E->Pack = ReadDeclAs<NamedDecl>(Record, Idx);
}
void ASTStmtReader::VisitSubstNonTypeTemplateParmExpr(
SubstNonTypeTemplateParmExpr *E) {
VisitExpr(E);
E->Param = ReadDeclAs<NonTypeTemplateParmDecl>(Record, Idx);
E->NameLoc = ReadSourceLocation(Record, Idx);
E->Replacement = Reader.ReadSubExpr();
}
void ASTStmtReader::VisitSubstNonTypeTemplateParmPackExpr(
SubstNonTypeTemplateParmPackExpr *E) {
VisitExpr(E);
E->Param = ReadDeclAs<NonTypeTemplateParmDecl>(Record, Idx);
TemplateArgument ArgPack = Reader.ReadTemplateArgument(F, Record, Idx);
if (ArgPack.getKind() != TemplateArgument::Pack)
return;
E->Arguments = ArgPack.pack_begin();
E->NumArguments = ArgPack.pack_size();
E->NameLoc = ReadSourceLocation(Record, Idx);
}
void ASTStmtReader::VisitMaterializeTemporaryExpr(MaterializeTemporaryExpr *E) {
VisitExpr(E);
E->Temporary = Reader.ReadSubExpr();
}
void ASTStmtReader::VisitOpaqueValueExpr(OpaqueValueExpr *E) {
VisitExpr(E);
Idx++; // skip ID
E->Loc = ReadSourceLocation(Record, Idx);
}
//===----------------------------------------------------------------------===//
// Microsoft Expressions and Statements
//===----------------------------------------------------------------------===//
void ASTStmtReader::VisitCXXUuidofExpr(CXXUuidofExpr *E) {
VisitExpr(E);
E->setSourceRange(ReadSourceRange(Record, Idx));
if (E->isTypeOperand()) { // __uuidof(ComType)
E->setTypeOperandSourceInfo(
GetTypeSourceInfo(Record, Idx));
return;
}
// __uuidof(expr)
E->setExprOperand(Reader.ReadSubExpr());
}
void ASTStmtReader::VisitSEHExceptStmt(SEHExceptStmt *S) {
VisitStmt(S);
S->Loc = ReadSourceLocation(Record, Idx);
S->Children[SEHExceptStmt::FILTER_EXPR] = Reader.ReadSubStmt();
S->Children[SEHExceptStmt::BLOCK] = Reader.ReadSubStmt();
}
void ASTStmtReader::VisitSEHFinallyStmt(SEHFinallyStmt *S) {
VisitStmt(S);
S->Loc = ReadSourceLocation(Record, Idx);
S->Block = Reader.ReadSubStmt();
}
void ASTStmtReader::VisitSEHTryStmt(SEHTryStmt *S) {
VisitStmt(S);
S->IsCXXTry = Record[Idx++];
S->TryLoc = ReadSourceLocation(Record, Idx);
S->Children[SEHTryStmt::TRY] = Reader.ReadSubStmt();
S->Children[SEHTryStmt::HANDLER] = Reader.ReadSubStmt();
}
//===----------------------------------------------------------------------===//
// CUDA Expressions and Statements
//===----------------------------------------------------------------------===//
void ASTStmtReader::VisitCUDAKernelCallExpr(CUDAKernelCallExpr *E) {
VisitCallExpr(E);
E->setConfig(cast<CallExpr>(Reader.ReadSubExpr()));
}
//===----------------------------------------------------------------------===//
// OpenCL Expressions and Statements.
//===----------------------------------------------------------------------===//
void ASTStmtReader::VisitAsTypeExpr(AsTypeExpr *E) {
VisitExpr(E);
E->BuiltinLoc = ReadSourceLocation(Record, Idx);
E->RParenLoc = ReadSourceLocation(Record, Idx);
E->SrcExpr = Reader.ReadSubExpr();
}
//===----------------------------------------------------------------------===//
// ASTReader Implementation
//===----------------------------------------------------------------------===//
Stmt *ASTReader::ReadStmt(Module &F) {
switch (ReadingKind) {
case Read_Decl:
case Read_Type:
return ReadStmtFromStream(F);
case Read_Stmt:
return ReadSubStmt();
}
llvm_unreachable("ReadingKind not set ?");
return 0;
}
Expr *ASTReader::ReadExpr(Module &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(Module &F) {
ReadingKindTracker ReadingKind(Read_Stmt, *this);
llvm::BitstreamCursor &Cursor = F.DeclsCursor;
#ifndef NDEBUG
unsigned PrevNumStmts = StmtStack.size();
#endif
RecordData Record;
unsigned Idx;
ASTStmtReader Reader(*this, F, Cursor, Record, Idx);
Stmt::EmptyShell Empty;
while (true) {
unsigned Code = Cursor.ReadCode();
if (Code == llvm::bitc::END_BLOCK) {
if (Cursor.ReadBlockEnd()) {
Error("error at end of block in AST file");
return 0;
}
break;
}
if (Code == llvm::bitc::ENTER_SUBBLOCK) {
// No known subblocks, always skip them.
Cursor.ReadSubBlockID();
if (Cursor.SkipBlock()) {
Error("malformed block record in AST file");
return 0;
}
continue;
}
if (Code == llvm::bitc::DEFINE_ABBREV) {
Cursor.ReadAbbrevRecord();
continue;
}
Stmt *S = 0;
Idx = 0;
Record.clear();
bool Finished = false;
switch ((StmtCode)Cursor.ReadRecord(Code, Record)) {
case STMT_STOP:
Finished = true;
break;
case STMT_NULL_PTR:
S = 0;
break;
case STMT_NULL:
S = new (Context) NullStmt(Empty);
break;
case STMT_COMPOUND:
S = new (Context) CompoundStmt(Empty);
break;
case STMT_CASE:
S = new (Context) CaseStmt(Empty);
break;
case STMT_DEFAULT:
S = new (Context) DefaultStmt(Empty);
break;
case STMT_LABEL:
S = new (Context) LabelStmt(Empty);
break;
case STMT_IF:
S = new (Context) IfStmt(Empty);
break;
case STMT_SWITCH:
S = new (Context) SwitchStmt(Empty);
break;
case STMT_WHILE:
S = new (Context) WhileStmt(Empty);
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 = new (Context) ReturnStmt(Empty);
break;
case STMT_DECL:
S = new (Context) DeclStmt(Empty);
break;
case STMT_ASM:
S = new (Context) AsmStmt(Empty);
break;
case EXPR_PREDEFINED:
S = new (Context) PredefinedExpr(Empty);
break;
case EXPR_DECL_REF:
S = DeclRefExpr::CreateEmpty(
Context,
/*HasQualifier=*/Record[ASTStmtReader::NumExprFields],
/*HasFoundDecl=*/Record[ASTStmtReader::NumExprFields + 1],
/*HasExplicitTemplateArgs=*/Record[ASTStmtReader::NumExprFields + 2],
/*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields + 2] ?
Record[ASTStmtReader::NumExprFields + 3] : 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,
Record[ASTStmtReader::NumExprFields + 1]);
break;
case EXPR_CHARACTER_LITERAL:
S = new (Context) CharacterLiteral(Empty);
break;
case EXPR_PAREN:
S = new (Context) ParenExpr(Empty);
break;
case EXPR_PAREN_LIST:
S = new (Context) ParenListExpr(Empty);
break;
case EXPR_UNARY_OPERATOR:
S = new (Context) UnaryOperator(Empty);
break;
case EXPR_OFFSETOF:
S = OffsetOfExpr::CreateEmpty(Context,
Record[ASTStmtReader::NumExprFields],
Record[ASTStmtReader::NumExprFields + 1]);
break;
case EXPR_SIZEOF_ALIGN_OF:
S = new (Context) UnaryExprOrTypeTraitExpr(Empty);
break;
case EXPR_ARRAY_SUBSCRIPT:
S = new (Context) ArraySubscriptExpr(Empty);
break;
case EXPR_CALL:
S = new (Context) CallExpr(Context, Stmt::CallExprClass, Empty);
break;
case EXPR_MEMBER: {
// We load everything here and fully initialize it at creation.
// That way we can use MemberExpr::Create and don't have to duplicate its
// logic with a MemberExpr::CreateEmpty.
assert(Idx == 0);
NestedNameSpecifierLoc QualifierLoc;
if (Record[Idx++]) { // HasQualifier.
QualifierLoc = ReadNestedNameSpecifierLoc(F, Record, Idx);
}
TemplateArgumentListInfo ArgInfo;
bool HasExplicitTemplateArgs = Record[Idx++];
if (HasExplicitTemplateArgs) {
unsigned NumTemplateArgs = Record[Idx++];
ArgInfo.setLAngleLoc(ReadSourceLocation(F, Record, Idx));
ArgInfo.setRAngleLoc(ReadSourceLocation(F, Record, Idx));
for (unsigned i = 0; i != NumTemplateArgs; ++i)
ArgInfo.addArgument(ReadTemplateArgumentLoc(F, Record, Idx));
}
NamedDecl *FoundD = ReadDeclAs<NamedDecl>(F, Record, Idx);
AccessSpecifier AS = (AccessSpecifier)Record[Idx++];
DeclAccessPair FoundDecl = DeclAccessPair::make(FoundD, AS);
QualType T = readType(F, Record, Idx);
ExprValueKind VK = static_cast<ExprValueKind>(Record[Idx++]);
ExprObjectKind OK = static_cast<ExprObjectKind>(Record[Idx++]);
Expr *Base = ReadSubExpr();
ValueDecl *MemberD = ReadDeclAs<ValueDecl>(F, Record, Idx);
SourceLocation MemberLoc = ReadSourceLocation(F, Record, Idx);
DeclarationNameInfo MemberNameInfo(MemberD->getDeclName(), MemberLoc);
bool IsArrow = Record[Idx++];
S = MemberExpr::Create(Context, Base, IsArrow, QualifierLoc,
MemberD, FoundDecl, MemberNameInfo,
HasExplicitTemplateArgs ? &ArgInfo : 0, T, VK, OK);
ReadDeclarationNameLoc(F, cast<MemberExpr>(S)->MemberDNLoc,
MemberD->getDeclName(), Record, Idx);
break;
}
case EXPR_BINARY_OPERATOR:
S = new (Context) BinaryOperator(Empty);
break;
case EXPR_COMPOUND_ASSIGN_OPERATOR:
S = new (Context) CompoundAssignOperator(Empty);
break;
case EXPR_CONDITIONAL_OPERATOR:
S = new (Context) ConditionalOperator(Empty);
break;
case EXPR_BINARY_CONDITIONAL_OPERATOR:
S = new (Context) BinaryConditionalOperator(Empty);
break;
case EXPR_IMPLICIT_CAST:
S = ImplicitCastExpr::CreateEmpty(Context,
/*PathSize*/ Record[ASTStmtReader::NumExprFields]);
break;
case EXPR_CSTYLE_CAST:
S = CStyleCastExpr::CreateEmpty(Context,
/*PathSize*/ Record[ASTStmtReader::NumExprFields]);
break;
case EXPR_COMPOUND_LITERAL:
S = new (Context) CompoundLiteralExpr(Empty);
break;
case EXPR_EXT_VECTOR_ELEMENT:
S = new (Context) ExtVectorElementExpr(Empty);
break;
case EXPR_INIT_LIST:
S = new (Context) InitListExpr(getContext(), Empty);
break;
case EXPR_DESIGNATED_INIT:
S = DesignatedInitExpr::CreateEmpty(Context,
Record[ASTStmtReader::NumExprFields] - 1);
break;
case EXPR_IMPLICIT_VALUE_INIT:
S = new (Context) ImplicitValueInitExpr(Empty);
break;
case EXPR_VA_ARG:
S = new (Context) VAArgExpr(Empty);
break;
case EXPR_ADDR_LABEL:
S = new (Context) AddrLabelExpr(Empty);
break;
case EXPR_STMT:
S = new (Context) StmtExpr(Empty);
break;
case EXPR_CHOOSE:
S = new (Context) ChooseExpr(Empty);
break;
case EXPR_GNU_NULL:
S = new (Context) GNUNullExpr(Empty);
break;
case EXPR_SHUFFLE_VECTOR:
S = new (Context) ShuffleVectorExpr(Empty);
break;
case EXPR_BLOCK:
S = new (Context) BlockExpr(Empty);
break;
case EXPR_BLOCK_DECL_REF:
S = new (Context) BlockDeclRefExpr(Empty);
break;
case EXPR_GENERIC_SELECTION:
S = new (Context) GenericSelectionExpr(Empty);
break;
case EXPR_OBJC_STRING_LITERAL:
S = new (Context) ObjCStringLiteral(Empty);
break;
case EXPR_OBJC_ENCODE:
S = new (Context) ObjCEncodeExpr(Empty);
break;
case EXPR_OBJC_SELECTOR_EXPR:
S = new (Context) ObjCSelectorExpr(Empty);
break;
case EXPR_OBJC_PROTOCOL_EXPR:
S = new (Context) ObjCProtocolExpr(Empty);
break;
case EXPR_OBJC_IVAR_REF_EXPR:
S = new (Context) ObjCIvarRefExpr(Empty);
break;
case EXPR_OBJC_PROPERTY_REF_EXPR:
S = new (Context) ObjCPropertyRefExpr(Empty);
break;
case EXPR_OBJC_KVC_REF_EXPR:
llvm_unreachable("mismatching AST file");
break;
case EXPR_OBJC_MESSAGE_EXPR:
S = ObjCMessageExpr::CreateEmpty(Context,
Record[ASTStmtReader::NumExprFields]);
break;
case EXPR_OBJC_ISA:
S = new (Context) ObjCIsaExpr(Empty);
break;
case EXPR_OBJC_INDIRECT_COPY_RESTORE:
S = new (Context) ObjCIndirectCopyRestoreExpr(Empty);
break;
case EXPR_OBJC_BRIDGED_CAST:
S = new (Context) ObjCBridgedCastExpr(Empty);
break;
case STMT_OBJC_FOR_COLLECTION:
S = new (Context) ObjCForCollectionStmt(Empty);
break;
case STMT_OBJC_CATCH:
S = new (Context) ObjCAtCatchStmt(Empty);
break;
case STMT_OBJC_FINALLY:
S = new (Context) ObjCAtFinallyStmt(Empty);
break;
case STMT_OBJC_AT_TRY:
S = ObjCAtTryStmt::CreateEmpty(Context,
Record[ASTStmtReader::NumStmtFields],
Record[ASTStmtReader::NumStmtFields + 1]);
break;
case STMT_OBJC_AT_SYNCHRONIZED:
S = new (Context) ObjCAtSynchronizedStmt(Empty);
break;
case STMT_OBJC_AT_THROW:
S = new (Context) ObjCAtThrowStmt(Empty);
break;
case STMT_OBJC_AUTORELEASE_POOL:
S = new (Context) ObjCAutoreleasePoolStmt(Empty);
break;
case STMT_SEH_EXCEPT:
S = new (Context) SEHExceptStmt(Empty);
break;
case STMT_SEH_FINALLY:
S = new (Context) SEHFinallyStmt(Empty);
break;
case STMT_SEH_TRY:
S = new (Context) SEHTryStmt(Empty);
break;
case STMT_CXX_CATCH:
S = new (Context) CXXCatchStmt(Empty);
break;
case STMT_CXX_TRY:
S = CXXTryStmt::Create(Context, Empty,
/*NumHandlers=*/Record[ASTStmtReader::NumStmtFields]);
break;
case STMT_CXX_FOR_RANGE:
S = new (Context) CXXForRangeStmt(Empty);
break;
case EXPR_CXX_OPERATOR_CALL:
S = new (Context) CXXOperatorCallExpr(Context, Empty);
break;
case EXPR_CXX_MEMBER_CALL:
S = new (Context) CXXMemberCallExpr(Context, Empty);
break;
case EXPR_CXX_CONSTRUCT:
S = new (Context) CXXConstructExpr(Empty);
break;
case EXPR_CXX_TEMPORARY_OBJECT:
S = new (Context) CXXTemporaryObjectExpr(Empty);
break;
case EXPR_CXX_STATIC_CAST:
S = CXXStaticCastExpr::CreateEmpty(Context,
/*PathSize*/ Record[ASTStmtReader::NumExprFields]);
break;
case EXPR_CXX_DYNAMIC_CAST:
S = CXXDynamicCastExpr::CreateEmpty(Context,
/*PathSize*/ Record[ASTStmtReader::NumExprFields]);
break;
case EXPR_CXX_REINTERPRET_CAST:
S = CXXReinterpretCastExpr::CreateEmpty(Context,
/*PathSize*/ Record[ASTStmtReader::NumExprFields]);
break;
case EXPR_CXX_CONST_CAST:
S = CXXConstCastExpr::CreateEmpty(Context);
break;
case EXPR_CXX_FUNCTIONAL_CAST:
S = CXXFunctionalCastExpr::CreateEmpty(Context,
/*PathSize*/ Record[ASTStmtReader::NumExprFields]);
break;
case EXPR_CXX_BOOL_LITERAL:
S = new (Context) CXXBoolLiteralExpr(Empty);
break;
case EXPR_CXX_NULL_PTR_LITERAL:
S = new (Context) CXXNullPtrLiteralExpr(Empty);
break;
case EXPR_CXX_TYPEID_EXPR:
S = new (Context) CXXTypeidExpr(Empty, true);
break;
case EXPR_CXX_TYPEID_TYPE:
S = new (Context) CXXTypeidExpr(Empty, false);
break;
case EXPR_CXX_UUIDOF_EXPR:
S = new (Context) CXXUuidofExpr(Empty, true);
break;
case EXPR_CXX_UUIDOF_TYPE:
S = new (Context) CXXUuidofExpr(Empty, false);
break;
case EXPR_CXX_THIS:
S = new (Context) CXXThisExpr(Empty);
break;
case EXPR_CXX_THROW:
S = new (Context) CXXThrowExpr(Empty);
break;
case EXPR_CXX_DEFAULT_ARG: {
bool HasOtherExprStored = Record[ASTStmtReader::NumExprFields];
if (HasOtherExprStored) {
Expr *SubExpr = ReadSubExpr();
S = CXXDefaultArgExpr::Create(Context, SourceLocation(), 0, SubExpr);
} else
S = new (Context) CXXDefaultArgExpr(Empty);
break;
}
case EXPR_CXX_BIND_TEMPORARY:
S = new (Context) CXXBindTemporaryExpr(Empty);
break;
case EXPR_CXX_SCALAR_VALUE_INIT:
S = new (Context) CXXScalarValueInitExpr(Empty);
break;
case EXPR_CXX_NEW:
S = new (Context) CXXNewExpr(Empty);
break;
case EXPR_CXX_DELETE:
S = new (Context) CXXDeleteExpr(Empty);
break;
case EXPR_CXX_PSEUDO_DESTRUCTOR:
S = new (Context) CXXPseudoDestructorExpr(Empty);
break;
case EXPR_EXPR_WITH_CLEANUPS:
S = new (Context) ExprWithCleanups(Empty);
break;
case EXPR_CXX_DEPENDENT_SCOPE_MEMBER:
S = CXXDependentScopeMemberExpr::CreateEmpty(Context,
/*HasExplicitTemplateArgs=*/Record[ASTStmtReader::NumExprFields],
/*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields]
? Record[ASTStmtReader::NumExprFields + 1]
: 0);
break;
case EXPR_CXX_DEPENDENT_SCOPE_DECL_REF:
S = DependentScopeDeclRefExpr::CreateEmpty(Context,
/*HasExplicitTemplateArgs=*/Record[ASTStmtReader::NumExprFields],
/*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields]
? Record[ASTStmtReader::NumExprFields + 1]
: 0);
break;
case EXPR_CXX_UNRESOLVED_CONSTRUCT:
S = CXXUnresolvedConstructExpr::CreateEmpty(Context,
/*NumArgs=*/Record[ASTStmtReader::NumExprFields]);
break;
case EXPR_CXX_UNRESOLVED_MEMBER:
S = UnresolvedMemberExpr::CreateEmpty(Context,
/*HasExplicitTemplateArgs=*/Record[ASTStmtReader::NumExprFields],
/*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields]
? Record[ASTStmtReader::NumExprFields + 1]
: 0);
break;
case EXPR_CXX_UNRESOLVED_LOOKUP:
S = UnresolvedLookupExpr::CreateEmpty(Context,
/*HasExplicitTemplateArgs=*/Record[ASTStmtReader::NumExprFields],
/*NumTemplateArgs=*/Record[ASTStmtReader::NumExprFields]
? Record[ASTStmtReader::NumExprFields + 1]
: 0);
break;
case EXPR_CXX_UNARY_TYPE_TRAIT:
S = new (Context) UnaryTypeTraitExpr(Empty);
break;
case EXPR_BINARY_TYPE_TRAIT:
S = new (Context) BinaryTypeTraitExpr(Empty);
break;
case EXPR_ARRAY_TYPE_TRAIT:
S = new (Context) ArrayTypeTraitExpr(Empty);
break;
case EXPR_CXX_EXPRESSION_TRAIT:
S = new (Context) ExpressionTraitExpr(Empty);
break;
case EXPR_CXX_NOEXCEPT:
S = new (Context) CXXNoexceptExpr(Empty);
break;
case EXPR_PACK_EXPANSION:
S = new (Context) PackExpansionExpr(Empty);
break;
case EXPR_SIZEOF_PACK:
S = new (Context) SizeOfPackExpr(Empty);
break;
case EXPR_SUBST_NON_TYPE_TEMPLATE_PARM:
S = new (Context) SubstNonTypeTemplateParmExpr(Empty);
break;
case EXPR_SUBST_NON_TYPE_TEMPLATE_PARM_PACK:
S = new (Context) SubstNonTypeTemplateParmPackExpr(Empty);
break;
case EXPR_MATERIALIZE_TEMPORARY:
S = new (Context) MaterializeTemporaryExpr(Empty);
break;
case EXPR_OPAQUE_VALUE: {
unsigned key = Record[ASTStmtReader::NumExprFields];
OpaqueValueExpr *&expr = OpaqueValueExprs[key];
// If we already have an entry for this opaque value expression,
// don't bother reading it again.
if (expr) {
StmtStack.push_back(expr);
continue;
}
S = expr = new (Context) OpaqueValueExpr(Empty);
break;
}
case EXPR_CUDA_KERNEL_CALL:
S = new (Context) CUDAKernelCallExpr(Context, Empty);
break;
case EXPR_ASTYPE:
S = new (Context) AsTypeExpr(Empty);
break;
}
// We hit a STMT_STOP, so we're done with this expression.
if (Finished)
break;
++NumStatementsRead;
if (S)
Reader.Visit(S);
assert(Idx == Record.size() && "Invalid deserialization of statement");
StmtStack.push_back(S);
}
#ifndef NDEBUG
assert(StmtStack.size() > PrevNumStmts && "Read too many sub stmts!");
assert(StmtStack.size() == PrevNumStmts + 1 && "Extra expressions on stack!");
#endif
return StmtStack.pop_back_val();
}
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