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Revert all of my commits that devirtualized the Decl hierarchy, which

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lead to a serious slowdown (4%) on parsing of Cocoa.h. This memory
optimization should be revisited later, when we have time to look at
the generated code.

llvm-svn: 126033
This commit is contained in:
Douglas Gregor 2011-02-19 18:51:44 +00:00
parent 39a5820059
commit b11aad8cba
9 changed files with 133 additions and 285 deletions
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71
clang/include/clang/AST/Decl.h
View File

@ -158,9 +158,14 @@ public:
/// specializations are printed with their template arguments.
///
/// TODO: use an API that doesn't require so many temporary strings
void getNameForDiagnostic(std::string &S,
const PrintingPolicy &Policy,
bool Qualified) const;
virtual void getNameForDiagnostic(std::string &S,
const PrintingPolicy &Policy,
bool Qualified) const {
if (Qualified)
S += getQualifiedNameAsString(Policy);
else
S += getNameAsString();
}
/// declarationReplaces - Determine whether this declaration, if
/// known to be well-formed within its context, will replace the
@ -418,12 +423,12 @@ public:
getOriginalNamespace()->OrigOrAnonNamespace.setPointer(D);
}
NamespaceDecl *getCanonicalDecl() { return getOriginalNamespace(); }
virtual NamespaceDecl *getCanonicalDecl() { return getOriginalNamespace(); }
const NamespaceDecl *getCanonicalDecl() const {
return getOriginalNamespace();
}
SourceRange getSourceRange() const {
virtual SourceRange getSourceRange() const {
return SourceRange(getLocation(), RBracLoc);
}
@ -531,7 +536,7 @@ public:
/// getInnerLocStart - Return SourceLocation representing start of source
/// range ignoring outer template declarations.
SourceLocation getInnerLocStart() const;
virtual SourceLocation getInnerLocStart() const { return getLocation(); }
/// getOuterLocStart - Return SourceLocation representing start of source
/// range taking into account any outer template declarations.
@ -662,9 +667,8 @@ protected:
}
typedef Redeclarable<VarDecl> redeclarable_base;
VarDecl *getNextRedeclaration() { return RedeclLink.getNext(); }
friend class Decl;
virtual VarDecl *getNextRedeclaration() { return RedeclLink.getNext(); }
public:
typedef redeclarable_base::redecl_iterator redecl_iterator;
redecl_iterator redecls_begin() const {
@ -679,7 +683,8 @@ public:
QualType T, TypeSourceInfo *TInfo, StorageClass S,
StorageClass SCAsWritten);
SourceRange getSourceRange() const;
virtual SourceLocation getInnerLocStart() const;
virtual SourceRange getSourceRange() const;
StorageClass getStorageClass() const { return (StorageClass)SClass; }
StorageClass getStorageClassAsWritten() const {
@ -767,7 +772,7 @@ public:
return getKind() != Decl::ParmVar && getDeclContext()->isRecord();
}
VarDecl *getCanonicalDecl();
virtual VarDecl *getCanonicalDecl();
const VarDecl *getCanonicalDecl() const {
return const_cast<VarDecl*>(this)->getCanonicalDecl();
}
@ -806,7 +811,7 @@ public:
/// \brief Determine whether this is or was instantiated from an out-of-line
/// definition of a static data member.
bool isOutOfLine() const;
virtual bool isOutOfLine() const;
/// \brief If this is a static data member, find its out-of-line definition.
VarDecl *getOutOfLineDefinition();
@ -1298,12 +1303,9 @@ protected:
DNLoc(NameInfo.getInfo()) {}
typedef Redeclarable<FunctionDecl> redeclarable_base;
FunctionDecl *getNextRedeclaration() { return RedeclLink.getNext(); }
virtual FunctionDecl *getNextRedeclaration() { return RedeclLink.getNext(); }
friend class Decl;
public:
typedef redeclarable_base::redecl_iterator redecl_iterator;
redecl_iterator redecls_begin() const {
return redeclarable_base::redecls_begin();
@ -1336,7 +1338,11 @@ public:
return DeclarationNameInfo(getDeclName(), getLocation(), DNLoc);
}
SourceRange getSourceRange() const {
virtual void getNameForDiagnostic(std::string &S,
const PrintingPolicy &Policy,
bool Qualified) const;
virtual SourceRange getSourceRange() const {
return SourceRange(getOuterLocStart(), EndRangeLoc);
}
void setLocEnd(SourceLocation E) {
@ -1350,7 +1356,7 @@ public:
/// containing the body (if there is one).
bool hasBody(const FunctionDecl *&Definition) const;
bool hasBody() const {
virtual bool hasBody() const {
const FunctionDecl* Definition;
return hasBody(Definition);
}
@ -1364,7 +1370,7 @@ public:
/// unnecessary AST de-serialization of the body.
Stmt *getBody(const FunctionDecl *&Definition) const;
Stmt *getBody() const {
virtual Stmt *getBody() const {
const FunctionDecl* Definition;
return getBody(Definition);
}
@ -1454,8 +1460,8 @@ public:
void setPreviousDeclaration(FunctionDecl * PrevDecl);
const FunctionDecl *getCanonicalDecl() const;
FunctionDecl *getCanonicalDecl();
virtual const FunctionDecl *getCanonicalDecl() const;
virtual FunctionDecl *getCanonicalDecl();
unsigned getBuiltinID() const;
@ -1708,7 +1714,7 @@ public:
/// \brief Determine whether this is or was instantiated from an out-of-line
/// definition of a member function.
bool isOutOfLine() const;
virtual bool isOutOfLine() const;
// Implement isa/cast/dyncast/etc.
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
@ -1908,10 +1914,8 @@ class TypedefDecl : public TypeDecl, public Redeclarable<TypedefDecl> {
protected:
typedef Redeclarable<TypedefDecl> redeclarable_base;
TypedefDecl *getNextRedeclaration() { return RedeclLink.getNext(); }
virtual TypedefDecl *getNextRedeclaration() { return RedeclLink.getNext(); }
friend class Decl;
public:
typedef redeclarable_base::redecl_iterator redecl_iterator;
redecl_iterator redecls_begin() const {
@ -2031,14 +2035,12 @@ protected:
}
typedef Redeclarable<TagDecl> redeclarable_base;
TagDecl *getNextRedeclaration() { return RedeclLink.getNext(); }
virtual TagDecl *getNextRedeclaration() { return RedeclLink.getNext(); }
/// @brief Completes the definition of this tag declaration.
///
/// This is a helper function for derived classes.
void completeDefinition();
friend class Decl;
public:
typedef redeclarable_base::redecl_iterator redecl_iterator;
@ -2057,14 +2059,14 @@ public:
/// getInnerLocStart - Return SourceLocation representing start of source
/// range ignoring outer template declarations.
SourceLocation getInnerLocStart() const;
virtual SourceLocation getInnerLocStart() const { return TagKeywordLoc; }
/// getOuterLocStart - Return SourceLocation representing start of source
/// range taking into account any outer template declarations.
SourceLocation getOuterLocStart() const;
SourceRange getSourceRange() const;
virtual SourceRange getSourceRange() const;
TagDecl* getCanonicalDecl();
virtual TagDecl* getCanonicalDecl();
const TagDecl* getCanonicalDecl() const {
return const_cast<TagDecl*>(this)->getCanonicalDecl();
}
@ -2478,8 +2480,9 @@ public:
return field_begin() == field_end();
}
/// \brief Indicates that the definition of this class is now complete.
void completeDefinition();
/// completeDefinition - Notes that the definition of this type is
/// now complete.
virtual void completeDefinition();
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
static bool classof(const RecordDecl *D) { return true; }
@ -2636,7 +2639,7 @@ public:
const Capture *end,
bool capturesCXXThis);
SourceRange getSourceRange() const;
virtual SourceRange getSourceRange() const;
// Implement isa/cast/dyncast/etc.
static bool classof(const Decl *D) { return classofKind(D->getKind()); }

21
clang/include/clang/AST/DeclBase.h
View File

@ -270,10 +270,14 @@ protected:
if (Decl::CollectingStats()) add(DK);
}
virtual ~Decl();
public:
/// \brief Source range that this declaration covers.
SourceRange getSourceRange() const;
virtual SourceRange getSourceRange() const {
return SourceRange(getLocation(), getLocation());
}
SourceLocation getLocStart() const { return getSourceRange().getBegin(); }
SourceLocation getLocEnd() const { return getSourceRange().getEnd(); }
@ -455,10 +459,9 @@ public:
return const_cast<Decl*>(this)->getLexicalDeclContext();
}
/// \brief Determine whether this declaration was written out-of-line, which
/// typically indicates that it was written with a qualified name in a scope
/// outside of its semantic scope.
bool isOutOfLine() const;
virtual bool isOutOfLine() const {
return getLexicalDeclContext() != getDeclContext();
}
/// setDeclContext - Set both the semantic and lexical DeclContext
/// to DC.
@ -473,7 +476,7 @@ public:
bool isDefinedOutsideFunctionOrMethod() const;
/// \brief Retrieves the "canonical" declaration of the given declaration.
Decl *getCanonicalDecl();
virtual Decl *getCanonicalDecl() { return this; }
const Decl *getCanonicalDecl() const {
return const_cast<Decl*>(this)->getCanonicalDecl();
}
@ -486,7 +489,7 @@ protected:
///
/// Decl subclasses that can be redeclared should override this method so that
/// Decl::redecl_iterator can iterate over them.
Decl *getNextRedeclaration();
virtual Decl *getNextRedeclaration() { return this; }
public:
/// \brief Iterates through all the redeclarations of the same decl.
@ -541,11 +544,11 @@ public:
/// getBody - If this Decl represents a declaration for a body of code,
/// such as a function or method definition, this method returns the
/// top-level Stmt* of that body. Otherwise this method returns null.
Stmt* getBody() const;
virtual Stmt* getBody() const { return 0; }
/// \brief Returns true if this Decl represents a declaration for a body of
/// code, such as a function or method definition.
bool hasBody() const;
virtual bool hasBody() const { return getBody() != 0; }
/// getBodyRBrace - Gets the right brace of the body, if a body exists.
/// This works whether the body is a CompoundStmt or a CXXTryStmt.

12
clang/include/clang/AST/DeclCXX.h
View File

@ -447,9 +447,6 @@ class CXXRecordDecl : public RecordDecl {
void markedVirtualFunctionPure();
friend void FunctionDecl::setPure(bool);
void completeDefinitionImpl(CXXFinalOverriderMap *FinalOverriders);
friend class RecordDecl;
protected:
CXXRecordDecl(Kind K, TagKind TK, DeclContext *DC,
SourceLocation L, IdentifierInfo *Id,
@ -475,10 +472,10 @@ public:
typedef std::reverse_iterator<base_class_const_iterator>
reverse_base_class_const_iterator;
CXXRecordDecl *getCanonicalDecl() {
virtual CXXRecordDecl *getCanonicalDecl() {
return cast<CXXRecordDecl>(RecordDecl::getCanonicalDecl());
}
const CXXRecordDecl *getCanonicalDecl() const {
virtual const CXXRecordDecl *getCanonicalDecl() const {
return cast<CXXRecordDecl>(RecordDecl::getCanonicalDecl());
}
@ -997,6 +994,9 @@ public:
return (PathAccess > DeclAccess ? PathAccess : DeclAccess);
}
/// \brief Indicates that the definition of this class is now complete.
virtual void completeDefinition();
/// \brief Indicates that the definition of this class is now complete,
/// and provides a final overrider map to help determine
///
@ -1922,7 +1922,7 @@ public:
SourceLocation IdentLoc,
NamedDecl *Namespace);
SourceRange getSourceRange() const {
virtual SourceRange getSourceRange() const {
return SourceRange(NamespaceLoc, IdentLoc);
}

21
clang/include/clang/AST/DeclObjC.h
View File

@ -182,9 +182,8 @@ private:
/// \brief A definition will return its interface declaration.
/// An interface declaration will return its definition.
/// Otherwise it will return itself.
ObjCMethodDecl *getNextRedeclaration();
friend class Decl;
virtual ObjCMethodDecl *getNextRedeclaration();
public:
static ObjCMethodDecl *Create(ASTContext &C,
SourceLocation beginLoc,
@ -199,7 +198,7 @@ public:
ImplementationControl impControl = None,
unsigned numSelectorArgs = 0);
ObjCMethodDecl *getCanonicalDecl();
virtual ObjCMethodDecl *getCanonicalDecl();
const ObjCMethodDecl *getCanonicalDecl() const {
return const_cast<ObjCMethodDecl*>(this)->getCanonicalDecl();
}
@ -218,7 +217,7 @@ public:
SourceLocation getLocStart() const { return getLocation(); }
SourceLocation getLocEnd() const { return EndLoc; }
void setEndLoc(SourceLocation Loc) { EndLoc = Loc; }
SourceRange getSourceRange() const {
virtual SourceRange getSourceRange() const {
return SourceRange(getLocation(), EndLoc);
}
@ -301,7 +300,7 @@ public:
return ImplementationControl(DeclImplementation);
}
Stmt *getBody() const {
virtual Stmt *getBody() const {
return (Stmt*) Body;
}
CompoundStmt *getCompoundBody() { return (CompoundStmt*)Body; }
@ -394,7 +393,7 @@ public:
AtEnd = atEnd;
}
SourceRange getSourceRange() const {
virtual SourceRange getSourceRange() const {
return SourceRange(getLocation(), getAtEndRange().getEnd());
}
@ -887,7 +886,7 @@ public:
const SourceLocation *Locs = 0,
unsigned nElts = 0);
SourceRange getSourceRange() const;
virtual SourceRange getSourceRange() const;
typedef const ObjCClassRef* iterator;
iterator begin() const { return ForwardDecls; }
@ -1068,7 +1067,7 @@ public:
SourceLocation getCategoryNameLoc() const { return CategoryNameLoc; }
void setCategoryNameLoc(SourceLocation Loc) { CategoryNameLoc = Loc; }
SourceRange getSourceRange() const {
virtual SourceRange getSourceRange() const {
return SourceRange(AtLoc, getAtEndRange().getEnd());
}
@ -1479,7 +1478,7 @@ public:
return PropertyIvarDecl;
}
SourceRange getSourceRange() const {
virtual SourceRange getSourceRange() const {
return SourceRange(AtLoc, getLocation());
}
@ -1545,7 +1544,7 @@ public:
ObjCIvarDecl *ivarDecl,
SourceLocation ivarLoc);
SourceRange getSourceRange() const;
virtual SourceRange getSourceRange() const;
SourceLocation getLocStart() const { return AtLoc; }
void setAtLoc(SourceLocation Loc) { AtLoc = Loc; }

16
clang/include/clang/AST/DeclTemplate.h
View File

@ -561,7 +561,7 @@ protected:
/// for the common pointer.
CommonBase *getCommonPtr();
CommonBase *newCommon(ASTContext &C);
virtual CommonBase *newCommon(ASTContext &C) = 0;
// Construct a template decl with name, parameters, and templated element.
RedeclarableTemplateDecl(Kind DK, DeclContext *DC, SourceLocation L,
@ -651,7 +651,7 @@ public:
return getInstantiatedFromMemberTemplateImpl();
}
RedeclarableTemplateDecl *getNextRedeclaration();
virtual RedeclarableTemplateDecl *getNextRedeclaration();
// Implement isa/cast/dyncast/etc.
static bool classof(const Decl *D) { return classofKind(D->getKind()); }
@ -773,8 +773,7 @@ protected:
}
friend class FunctionDecl;
friend class RedeclarableTemplateDecl;
/// \brief Retrieve the set of function template specializations of this
/// function template.
llvm::FoldingSet<FunctionTemplateSpecializationInfo> &getSpecializations() {
@ -1041,6 +1040,7 @@ public:
using TemplateParmPosition::setPosition;
using TemplateParmPosition::getIndex;
SourceLocation getInnerLocStart() const;
SourceRange getSourceRange() const;
/// \brief Determine whether this template parameter has a default
@ -1317,6 +1317,10 @@ public:
static ClassTemplateSpecializationDecl *
Create(ASTContext &Context, EmptyShell Empty);
virtual void getNameForDiagnostic(std::string &S,
const PrintingPolicy &Policy,
bool Qualified) const;
ClassTemplateSpecializationDecl *getMostRecentDeclaration() {
CXXRecordDecl *Recent
= cast<CXXRecordDecl>(CXXRecordDecl::getMostRecentDeclaration());
@ -1467,6 +1471,8 @@ public:
return ExplicitInfo ? ExplicitInfo->TemplateKeywordLoc : SourceLocation();
}
SourceLocation getInnerLocStart() const { return getTemplateKeywordLoc(); }
void Profile(llvm::FoldingSetNodeID &ID) const {
Profile(ID, TemplateArgs->data(), TemplateArgs->size(), getASTContext());
}
@ -1725,8 +1731,6 @@ protected:
return static_cast<Common *>(RedeclarableTemplateDecl::getCommonPtr());
}
friend class RedeclarableTemplateDecl;
public:
/// Get the underlying class declarations of the template.
CXXRecordDecl *getTemplatedDecl() const {

87
clang/lib/AST/Decl.cpp
View File

@ -601,30 +601,6 @@ static void clearLinkageForClass(const CXXRecordDecl *record) {
}
}
void NamedDecl::getNameForDiagnostic(std::string &S,
const PrintingPolicy &Policy,
bool Qualified) const {
if (Qualified)
S += getQualifiedNameAsString(Policy);
else
S += getNameAsString();
const TemplateArgumentList *TemplateArgs = 0;
if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(this))
TemplateArgs = FD->getTemplateSpecializationArgs();
else if (const ClassTemplateSpecializationDecl *Spec
= dyn_cast<ClassTemplateSpecializationDecl>(this))
TemplateArgs = &Spec->getTemplateArgs();
if (TemplateArgs)
S += TemplateSpecializationType::PrintTemplateArgumentList(
TemplateArgs->data(),
TemplateArgs->size(),
Policy);
}
void NamedDecl::ClearLinkageCache() {
// Note that we can't skip clearing the linkage of children just
// because the parent doesn't have cached linkage: we don't cache
@ -981,20 +957,6 @@ void DeclaratorDecl::setQualifierInfo(NestedNameSpecifier *Qualifier,
}
}
SourceLocation DeclaratorDecl::getInnerLocStart() const {
if (const VarDecl *Var = dyn_cast<VarDecl>(this)) {
SourceLocation Start = Var->getTypeSpecStartLoc();
if (Start.isValid())
return Start;
} else if (const NonTypeTemplateParmDecl *NTTP
= dyn_cast<NonTypeTemplateParmDecl>(this)) {
SourceLocation Start = NTTP->getTypeSpecStartLoc();
if (Start.isValid())
return Start;
}
return getLocation();
}
SourceLocation DeclaratorDecl::getOuterLocStart() const {
return getTemplateOrInnerLocStart(this);
}
@ -1055,6 +1017,13 @@ void VarDecl::setStorageClass(StorageClass SC) {
SClass = SC;
}
SourceLocation VarDecl::getInnerLocStart() const {
SourceLocation Start = getTypeSpecStartLoc();
if (Start.isInvalid())
Start = getLocation();
return Start;
}
SourceRange VarDecl::getSourceRange() const {
if (getInit())
return SourceRange(getOuterLocStart(), getInit()->getLocEnd());
@ -1202,7 +1171,7 @@ const Expr *VarDecl::getAnyInitializer(const VarDecl *&D) const {
}
bool VarDecl::isOutOfLine() const {
if (getLexicalDeclContext() != getDeclContext())
if (Decl::isOutOfLine())
return true;
if (!isStaticDataMember())
@ -1326,6 +1295,19 @@ bool ParmVarDecl::isParameterPack() const {
// FunctionDecl Implementation
//===----------------------------------------------------------------------===//
void FunctionDecl::getNameForDiagnostic(std::string &S,
const PrintingPolicy &Policy,
bool Qualified) const {
NamedDecl::getNameForDiagnostic(S, Policy, Qualified);
const TemplateArgumentList *TemplateArgs = getTemplateSpecializationArgs();
if (TemplateArgs)
S += TemplateSpecializationType::PrintTemplateArgumentList(
TemplateArgs->data(),
TemplateArgs->size(),
Policy);
}
bool FunctionDecl::isVariadic() const {
if (const FunctionProtoType *FT = getType()->getAs<FunctionProtoType>())
return FT->isVariadic();
@ -1913,7 +1895,7 @@ SourceLocation FunctionDecl::getPointOfInstantiation() const {
}
bool FunctionDecl::isOutOfLine() const {
if (getLexicalDeclContext() != getDeclContext())
if (Decl::isOutOfLine())
return true;
// If this function was instantiated from a member function of a
@ -1978,17 +1960,6 @@ unsigned FieldDecl::getFieldIndex() const {
// TagDecl Implementation
//===----------------------------------------------------------------------===//
SourceLocation TagDecl::getInnerLocStart() const {
if (const ClassTemplateSpecializationDecl *Spec
= dyn_cast<ClassTemplateSpecializationDecl>(this)) {
SourceLocation Start = Spec->getTemplateKeywordLoc();
if (Start.isValid())
return Start;
}
return getTagKeywordLoc();
}
SourceLocation TagDecl::getOuterLocStart() const {
return getTemplateOrInnerLocStart(this);
}
@ -2140,6 +2111,13 @@ RecordDecl::field_iterator RecordDecl::field_begin() const {
return field_iterator(decl_iterator(FirstDecl));
}
/// completeDefinition - Notes that the definition of this type is now
/// complete.
void RecordDecl::completeDefinition() {
assert(!isDefinition() && "Cannot redefine record!");
TagDecl::completeDefinition();
}
void RecordDecl::LoadFieldsFromExternalStorage() const {
ExternalASTSource *Source = getASTContext().getExternalSource();
assert(hasExternalLexicalStorage() && Source && "No external storage?");
@ -2165,13 +2143,6 @@ void RecordDecl::LoadFieldsFromExternalStorage() const {
llvm::tie(FirstDecl, LastDecl) = BuildDeclChain(Decls);
}
void RecordDecl::completeDefinition() {
assert(!isDefinition() && "Cannot redefine record!");
TagDecl::completeDefinition();
if (CXXRecordDecl *CXXRecord = dyn_cast<CXXRecordDecl>(this))
CXXRecord->completeDefinitionImpl(0);
}
//===----------------------------------------------------------------------===//
// BlockDecl Implementation
//===----------------------------------------------------------------------===//

147
clang/lib/AST/DeclBase.cpp
View File

@ -42,30 +42,6 @@ using namespace clang;
static bool StatSwitch = false;
namespace {
template<typename Class>
inline SourceRange getSourceRangeImpl(const Decl *D,
SourceRange (Class::*)() const) {
return static_cast<const Class *>(D)->getSourceRange();
}
inline SourceRange getSourceRangeImpl(const Decl *D,
SourceRange (Decl::*)() const) {
return D->getLocation();
}
}
SourceRange Decl::getSourceRange() const {
switch (getKind()) {
#define ABSTRACT_DECL(Type)
#define DECL(Type, Base) \
case Type: return getSourceRangeImpl(this, &Type##Decl::getSourceRange);
#include "clang/AST/DeclNodes.inc"
}
return getLocation();
}
const char *Decl::getDeclKindName() const {
switch (DeclKind) {
default: assert(0 && "Declaration not in DeclNodes.inc!");
@ -167,101 +143,6 @@ bool Decl::isDefinedOutsideFunctionOrMethod() const {
return true;
}
namespace {
template<typename Class, typename Result>
inline Result *getCanonicalDeclImpl(Decl *D, Result *(Class::*)()) {
return static_cast<Class *>(D)->getCanonicalDecl();
}
inline Decl *getCanonicalDeclImpl(Decl *D, Decl *(Decl::*)()) {
// No specific implementation.
return D;
}
}
Decl *Decl::getCanonicalDecl() {
switch (getKind()) {
#define ABSTRACT_DECL(Type)
#define DECL(Type, Base) \
case Type: \
return getCanonicalDeclImpl(this, &Type##Decl::getCanonicalDecl);
#include "clang/AST/DeclNodes.inc"
}
return this;
}
Decl *Decl::getNextRedeclaration() {
switch (getKind()) {
case Var:
return static_cast<VarDecl *>(this)->getNextRedeclaration();
case Function:
case CXXMethod:
case CXXConstructor:
case CXXDestructor:
case CXXConversion:
return static_cast<FunctionDecl *>(this)->getNextRedeclaration();
case Typedef:
return static_cast<TypedefDecl *>(this)->getNextRedeclaration();
case Enum:
case Record:
case CXXRecord:
case ClassTemplateSpecialization:
case ClassTemplatePartialSpecialization:
return static_cast<TagDecl *>(this)->getNextRedeclaration();
case ObjCMethod:
return static_cast<ObjCMethodDecl *>(this)->getNextRedeclaration();
case FunctionTemplate:
case ClassTemplate:
return static_cast<RedeclarableTemplateDecl *>(this)
->getNextRedeclaration();
case Namespace:
case UsingDirective:
case NamespaceAlias:
case Label:
case UnresolvedUsingTypename:
case TemplateTypeParm:
case EnumConstant:
case UnresolvedUsingValue:
case IndirectField:
case Field:
case ObjCIvar:
case ObjCAtDefsField:
case ImplicitParam:
case ParmVar:
case NonTypeTemplateParm:
case TemplateTemplateParm:
case Using:
case UsingShadow:
case ObjCCategory:
case ObjCProtocol:
case ObjCInterface:
case ObjCCategoryImpl:
case ObjCImplementation:
case ObjCProperty:
case ObjCCompatibleAlias:
case LinkageSpec:
case ObjCPropertyImpl:
case ObjCForwardProtocol:
case ObjCClass:
case FileScopeAsm:
case AccessSpec:
case Friend:
case FriendTemplate:
case StaticAssert:
case Block:
case TranslationUnit:
return this;
}
return this;
}
//===----------------------------------------------------------------------===//
// PrettyStackTraceDecl Implementation
@ -288,14 +169,8 @@ void PrettyStackTraceDecl::print(llvm::raw_ostream &OS) const {
// Decl Implementation
//===----------------------------------------------------------------------===//
bool Decl::isOutOfLine() const {
if (const VarDecl *VD = dyn_cast<VarDecl>(this))
return VD->isOutOfLine();
if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(this))
return FD->isOutOfLine();
return getLexicalDeclContext() != getDeclContext();
}
// Out-of-line virtual method providing a home for Decl.
Decl::~Decl() { }
void Decl::setDeclContext(DeclContext *DC) {
if (isOutOfSemaDC())
@ -546,24 +421,6 @@ DeclContext *Decl::castToDeclContext(const Decl *D) {
}
}
Stmt *Decl::getBody() const {
if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(this))
return FD->getBody();
if (const ObjCMethodDecl *MD = dyn_cast<ObjCMethodDecl>(this))
return MD->getBody();
if (const BlockDecl *BD = dyn_cast<BlockDecl>(this))
return BD->getBody();
return 0;
}
bool Decl::hasBody() const {
if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(this))
return FD->hasBody();
return getBody() != 0;
}
SourceLocation Decl::getBodyRBrace() const {
// Special handling of FunctionDecl to avoid de-serializing the body from PCH.
// FunctionDecl stores EndRangeLoc for this purpose.

15
clang/lib/AST/DeclCXX.cpp
View File

@ -819,8 +819,13 @@ CXXDestructorDecl *CXXRecordDecl::getDestructor() const {
return Dtor;
}
void
CXXRecordDecl::completeDefinitionImpl(CXXFinalOverriderMap *FinalOverriders) {
void CXXRecordDecl::completeDefinition() {
completeDefinition(0);
}
void CXXRecordDecl::completeDefinition(CXXFinalOverriderMap *FinalOverriders) {
RecordDecl::completeDefinition();
// If the class may be abstract (but hasn't been marked as such), check for
// any pure final overriders.
if (mayBeAbstract()) {
@ -860,12 +865,6 @@ CXXRecordDecl::completeDefinitionImpl(CXXFinalOverriderMap *FinalOverriders) {
data().Conversions.setAccess(I, (*I)->getAccess());
}
void
CXXRecordDecl::completeDefinition(CXXFinalOverriderMap *FinalOverriders) {
TagDecl::completeDefinition();
completeDefinitionImpl(FinalOverriders);
}
bool CXXRecordDecl::mayBeAbstract() const {
if (data().Abstract || isInvalidDecl() || !data().Polymorphic ||
isDependentContext())

28
clang/lib/AST/DeclTemplate.cpp
View File

@ -112,14 +112,6 @@ RedeclarableTemplateDecl::CommonBase *RedeclarableTemplateDecl::getCommonPtr() {
}
RedeclarableTemplateDecl::CommonBase *
RedeclarableTemplateDecl::newCommon(ASTContext &C) {
if (FunctionTemplateDecl *FunTmpl = dyn_cast<FunctionTemplateDecl>(this))
return FunTmpl->newCommon(C);
return cast<ClassTemplateDecl>(this)->newCommon(C);
}
RedeclarableTemplateDecl *RedeclarableTemplateDecl::getCanonicalDeclImpl() {
RedeclarableTemplateDecl *Tmpl = this;
while (Tmpl->getPreviousDeclaration())
@ -455,6 +447,13 @@ NonTypeTemplateParmDecl::Create(const ASTContext &C, DeclContext *DC,
ExpandedTInfos);
}
SourceLocation NonTypeTemplateParmDecl::getInnerLocStart() const {
SourceLocation Start = getTypeSpecStartLoc();
if (Start.isInvalid())
Start = getLocation();
return Start;
}
SourceRange NonTypeTemplateParmDecl::getSourceRange() const {
return SourceRange(getOuterLocStart(), getLocation());
}
@ -544,6 +543,19 @@ ClassTemplateSpecializationDecl::Create(ASTContext &Context, EmptyShell Empty) {
new (Context)ClassTemplateSpecializationDecl(ClassTemplateSpecialization);
}
void
ClassTemplateSpecializationDecl::getNameForDiagnostic(std::string &S,
const PrintingPolicy &Policy,
bool Qualified) const {
NamedDecl::getNameForDiagnostic(S, Policy, Qualified);
const TemplateArgumentList &TemplateArgs = getTemplateArgs();
S += TemplateSpecializationType::PrintTemplateArgumentList(
TemplateArgs.data(),
TemplateArgs.size(),
Policy);
}
ClassTemplateDecl *
ClassTemplateSpecializationDecl::getSpecializedTemplate() const {
if (SpecializedPartialSpecialization *PartialSpec