forked from OSchip/llvm-project
935 lines
28 KiB
C++
935 lines
28 KiB
C++
//===--- DeclPrinter.cpp - Printing implementation for Decl ASTs ----------===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file implements the Decl::dump method, which pretty print the
|
|
// AST back out to C/Objective-C/C++/Objective-C++ code.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
#include "clang/AST/ASTContext.h"
|
|
#include "clang/AST/DeclVisitor.h"
|
|
#include "clang/AST/Decl.h"
|
|
#include "clang/AST/DeclCXX.h"
|
|
#include "clang/AST/DeclObjC.h"
|
|
#include "clang/AST/Expr.h"
|
|
#include "clang/AST/ExprCXX.h"
|
|
#include "clang/AST/PrettyPrinter.h"
|
|
#include "llvm/Support/raw_ostream.h"
|
|
using namespace clang;
|
|
|
|
namespace {
|
|
class DeclPrinter : public DeclVisitor<DeclPrinter> {
|
|
llvm::raw_ostream &Out;
|
|
ASTContext &Context;
|
|
PrintingPolicy Policy;
|
|
unsigned Indentation;
|
|
|
|
llvm::raw_ostream& Indent() { return Indent(Indentation); }
|
|
llvm::raw_ostream& Indent(unsigned Indentation);
|
|
void ProcessDeclGroup(llvm::SmallVectorImpl<Decl*>& Decls);
|
|
|
|
void Print(AccessSpecifier AS);
|
|
|
|
public:
|
|
DeclPrinter(llvm::raw_ostream &Out, ASTContext &Context,
|
|
const PrintingPolicy &Policy,
|
|
unsigned Indentation = 0)
|
|
: Out(Out), Context(Context), Policy(Policy), Indentation(Indentation) { }
|
|
|
|
void VisitDeclContext(DeclContext *DC, bool Indent = true);
|
|
|
|
void VisitTranslationUnitDecl(TranslationUnitDecl *D);
|
|
void VisitTypedefDecl(TypedefDecl *D);
|
|
void VisitEnumDecl(EnumDecl *D);
|
|
void VisitRecordDecl(RecordDecl *D);
|
|
void VisitEnumConstantDecl(EnumConstantDecl *D);
|
|
void VisitFunctionDecl(FunctionDecl *D);
|
|
void VisitFieldDecl(FieldDecl *D);
|
|
void VisitVarDecl(VarDecl *D);
|
|
void VisitParmVarDecl(ParmVarDecl *D);
|
|
void VisitFileScopeAsmDecl(FileScopeAsmDecl *D);
|
|
void VisitNamespaceDecl(NamespaceDecl *D);
|
|
void VisitUsingDirectiveDecl(UsingDirectiveDecl *D);
|
|
void VisitNamespaceAliasDecl(NamespaceAliasDecl *D);
|
|
void VisitCXXRecordDecl(CXXRecordDecl *D);
|
|
void VisitLinkageSpecDecl(LinkageSpecDecl *D);
|
|
void VisitTemplateDecl(TemplateDecl *D);
|
|
void VisitObjCMethodDecl(ObjCMethodDecl *D);
|
|
void VisitObjCClassDecl(ObjCClassDecl *D);
|
|
void VisitObjCImplementationDecl(ObjCImplementationDecl *D);
|
|
void VisitObjCInterfaceDecl(ObjCInterfaceDecl *D);
|
|
void VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D);
|
|
void VisitObjCProtocolDecl(ObjCProtocolDecl *D);
|
|
void VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *D);
|
|
void VisitObjCCategoryDecl(ObjCCategoryDecl *D);
|
|
void VisitObjCCompatibleAliasDecl(ObjCCompatibleAliasDecl *D);
|
|
void VisitObjCPropertyDecl(ObjCPropertyDecl *D);
|
|
void VisitObjCPropertyImplDecl(ObjCPropertyImplDecl *D);
|
|
void VisitUnresolvedUsingTypenameDecl(UnresolvedUsingTypenameDecl *D);
|
|
void VisitUnresolvedUsingValueDecl(UnresolvedUsingValueDecl *D);
|
|
void VisitUsingDecl(UsingDecl *D);
|
|
void VisitUsingShadowDecl(UsingShadowDecl *D);
|
|
};
|
|
}
|
|
|
|
void Decl::print(llvm::raw_ostream &Out, unsigned Indentation) const {
|
|
print(Out, getASTContext().PrintingPolicy, Indentation);
|
|
}
|
|
|
|
void Decl::print(llvm::raw_ostream &Out, const PrintingPolicy &Policy,
|
|
unsigned Indentation) const {
|
|
DeclPrinter Printer(Out, getASTContext(), Policy, Indentation);
|
|
Printer.Visit(const_cast<Decl*>(this));
|
|
}
|
|
|
|
static QualType GetBaseType(QualType T) {
|
|
// FIXME: This should be on the Type class!
|
|
QualType BaseType = T;
|
|
while (!BaseType->isSpecifierType()) {
|
|
if (isa<TypedefType>(BaseType))
|
|
break;
|
|
else if (const PointerType* PTy = BaseType->getAs<PointerType>())
|
|
BaseType = PTy->getPointeeType();
|
|
else if (const ArrayType* ATy = dyn_cast<ArrayType>(BaseType))
|
|
BaseType = ATy->getElementType();
|
|
else if (const FunctionType* FTy = BaseType->getAs<FunctionType>())
|
|
BaseType = FTy->getResultType();
|
|
else if (const VectorType *VTy = BaseType->getAs<VectorType>())
|
|
BaseType = VTy->getElementType();
|
|
else
|
|
assert(0 && "Unknown declarator!");
|
|
}
|
|
return BaseType;
|
|
}
|
|
|
|
static QualType getDeclType(Decl* D) {
|
|
if (TypedefDecl* TDD = dyn_cast<TypedefDecl>(D))
|
|
return TDD->getUnderlyingType();
|
|
if (ValueDecl* VD = dyn_cast<ValueDecl>(D))
|
|
return VD->getType();
|
|
return QualType();
|
|
}
|
|
|
|
void Decl::printGroup(Decl** Begin, unsigned NumDecls,
|
|
llvm::raw_ostream &Out, const PrintingPolicy &Policy,
|
|
unsigned Indentation) {
|
|
if (NumDecls == 1) {
|
|
(*Begin)->print(Out, Policy, Indentation);
|
|
return;
|
|
}
|
|
|
|
Decl** End = Begin + NumDecls;
|
|
TagDecl* TD = dyn_cast<TagDecl>(*Begin);
|
|
if (TD)
|
|
++Begin;
|
|
|
|
PrintingPolicy SubPolicy(Policy);
|
|
if (TD && TD->isDefinition()) {
|
|
TD->print(Out, Policy, Indentation);
|
|
Out << " ";
|
|
SubPolicy.SuppressTag = true;
|
|
}
|
|
|
|
bool isFirst = true;
|
|
for ( ; Begin != End; ++Begin) {
|
|
if (isFirst) {
|
|
SubPolicy.SuppressSpecifiers = false;
|
|
isFirst = false;
|
|
} else {
|
|
if (!isFirst) Out << ", ";
|
|
SubPolicy.SuppressSpecifiers = true;
|
|
}
|
|
|
|
(*Begin)->print(Out, SubPolicy, Indentation);
|
|
}
|
|
}
|
|
|
|
void DeclContext::dumpDeclContext() const {
|
|
// Get the translation unit
|
|
const DeclContext *DC = this;
|
|
while (!DC->isTranslationUnit())
|
|
DC = DC->getParent();
|
|
|
|
ASTContext &Ctx = cast<TranslationUnitDecl>(DC)->getASTContext();
|
|
DeclPrinter Printer(llvm::errs(), Ctx, Ctx.PrintingPolicy, 0);
|
|
Printer.VisitDeclContext(const_cast<DeclContext *>(this), /*Indent=*/false);
|
|
}
|
|
|
|
void Decl::dump() const {
|
|
print(llvm::errs());
|
|
}
|
|
|
|
llvm::raw_ostream& DeclPrinter::Indent(unsigned Indentation) {
|
|
for (unsigned i = 0; i != Indentation; ++i)
|
|
Out << " ";
|
|
return Out;
|
|
}
|
|
|
|
void DeclPrinter::ProcessDeclGroup(llvm::SmallVectorImpl<Decl*>& Decls) {
|
|
this->Indent();
|
|
Decl::printGroup(Decls.data(), Decls.size(), Out, Policy, Indentation);
|
|
Out << ";\n";
|
|
Decls.clear();
|
|
|
|
}
|
|
|
|
void DeclPrinter::Print(AccessSpecifier AS) {
|
|
switch(AS) {
|
|
case AS_none: assert(0 && "No access specifier!"); break;
|
|
case AS_public: Out << "public"; break;
|
|
case AS_protected: Out << "protected"; break;
|
|
case AS_private: Out << "private"; break;
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
// Common C declarations
|
|
//----------------------------------------------------------------------------
|
|
|
|
void DeclPrinter::VisitDeclContext(DeclContext *DC, bool Indent) {
|
|
if (Indent)
|
|
Indentation += Policy.Indentation;
|
|
|
|
llvm::SmallVector<Decl*, 2> Decls;
|
|
for (DeclContext::decl_iterator D = DC->decls_begin(), DEnd = DC->decls_end();
|
|
D != DEnd; ++D) {
|
|
|
|
// Don't print ObjCIvarDecls, as they are printed when visiting the
|
|
// containing ObjCInterfaceDecl.
|
|
if (isa<ObjCIvarDecl>(*D))
|
|
continue;
|
|
|
|
if (!Policy.Dump) {
|
|
// Skip over implicit declarations in pretty-printing mode.
|
|
if (D->isImplicit()) continue;
|
|
// FIXME: Ugly hack so we don't pretty-print the builtin declaration
|
|
// of __builtin_va_list or __[u]int128_t. There should be some other way
|
|
// to check that.
|
|
if (NamedDecl *ND = dyn_cast<NamedDecl>(*D)) {
|
|
if (IdentifierInfo *II = ND->getIdentifier()) {
|
|
if (II->isStr("__builtin_va_list") ||
|
|
II->isStr("__int128_t") || II->isStr("__uint128_t"))
|
|
continue;
|
|
}
|
|
}
|
|
}
|
|
|
|
// The next bits of code handles stuff like "struct {int x;} a,b"; we're
|
|
// forced to merge the declarations because there's no other way to
|
|
// refer to the struct in question. This limited merging is safe without
|
|
// a bunch of other checks because it only merges declarations directly
|
|
// referring to the tag, not typedefs.
|
|
//
|
|
// Check whether the current declaration should be grouped with a previous
|
|
// unnamed struct.
|
|
QualType CurDeclType = getDeclType(*D);
|
|
if (!Decls.empty() && !CurDeclType.isNull()) {
|
|
QualType BaseType = GetBaseType(CurDeclType);
|
|
if (!BaseType.isNull() && isa<TagType>(BaseType) &&
|
|
cast<TagType>(BaseType)->getDecl() == Decls[0]) {
|
|
Decls.push_back(*D);
|
|
continue;
|
|
}
|
|
}
|
|
|
|
// If we have a merged group waiting to be handled, handle it now.
|
|
if (!Decls.empty())
|
|
ProcessDeclGroup(Decls);
|
|
|
|
// If the current declaration is an unnamed tag type, save it
|
|
// so we can merge it with the subsequent declaration(s) using it.
|
|
if (isa<TagDecl>(*D) && !cast<TagDecl>(*D)->getIdentifier()) {
|
|
Decls.push_back(*D);
|
|
continue;
|
|
}
|
|
|
|
if (isa<AccessSpecDecl>(*D)) {
|
|
Indentation -= Policy.Indentation;
|
|
this->Indent();
|
|
Print(D->getAccess());
|
|
Out << ":\n";
|
|
Indentation += Policy.Indentation;
|
|
continue;
|
|
}
|
|
|
|
this->Indent();
|
|
Visit(*D);
|
|
|
|
// FIXME: Need to be able to tell the DeclPrinter when
|
|
const char *Terminator = 0;
|
|
if (isa<FunctionDecl>(*D) &&
|
|
cast<FunctionDecl>(*D)->isThisDeclarationADefinition())
|
|
Terminator = 0;
|
|
else if (isa<ObjCMethodDecl>(*D) && cast<ObjCMethodDecl>(*D)->getBody())
|
|
Terminator = 0;
|
|
else if (isa<NamespaceDecl>(*D) || isa<LinkageSpecDecl>(*D) ||
|
|
isa<ObjCImplementationDecl>(*D) ||
|
|
isa<ObjCInterfaceDecl>(*D) ||
|
|
isa<ObjCProtocolDecl>(*D) ||
|
|
isa<ObjCCategoryImplDecl>(*D) ||
|
|
isa<ObjCCategoryDecl>(*D))
|
|
Terminator = 0;
|
|
else if (isa<EnumConstantDecl>(*D)) {
|
|
DeclContext::decl_iterator Next = D;
|
|
++Next;
|
|
if (Next != DEnd)
|
|
Terminator = ",";
|
|
} else
|
|
Terminator = ";";
|
|
|
|
if (Terminator)
|
|
Out << Terminator;
|
|
Out << "\n";
|
|
}
|
|
|
|
if (!Decls.empty())
|
|
ProcessDeclGroup(Decls);
|
|
|
|
if (Indent)
|
|
Indentation -= Policy.Indentation;
|
|
}
|
|
|
|
void DeclPrinter::VisitTranslationUnitDecl(TranslationUnitDecl *D) {
|
|
VisitDeclContext(D, false);
|
|
}
|
|
|
|
void DeclPrinter::VisitTypedefDecl(TypedefDecl *D) {
|
|
std::string S = D->getNameAsString();
|
|
D->getUnderlyingType().getAsStringInternal(S, Policy);
|
|
if (!Policy.SuppressSpecifiers)
|
|
Out << "typedef ";
|
|
Out << S;
|
|
}
|
|
|
|
void DeclPrinter::VisitEnumDecl(EnumDecl *D) {
|
|
Out << "enum ";
|
|
if (D->isScoped()) {
|
|
if (D->isScopedUsingClassTag())
|
|
Out << "class ";
|
|
else
|
|
Out << "struct ";
|
|
}
|
|
Out << D;
|
|
|
|
if (D->isFixed()) {
|
|
std::string Underlying;
|
|
D->getIntegerType().getAsStringInternal(Underlying, Policy);
|
|
Out << " : " << Underlying;
|
|
}
|
|
|
|
if (D->isDefinition()) {
|
|
Out << " {\n";
|
|
VisitDeclContext(D);
|
|
Indent() << "}";
|
|
}
|
|
}
|
|
|
|
void DeclPrinter::VisitRecordDecl(RecordDecl *D) {
|
|
Out << D->getKindName();
|
|
if (D->getIdentifier())
|
|
Out << ' ' << D;
|
|
|
|
if (D->isDefinition()) {
|
|
Out << " {\n";
|
|
VisitDeclContext(D);
|
|
Indent() << "}";
|
|
}
|
|
}
|
|
|
|
void DeclPrinter::VisitEnumConstantDecl(EnumConstantDecl *D) {
|
|
Out << D;
|
|
if (Expr *Init = D->getInitExpr()) {
|
|
Out << " = ";
|
|
Init->printPretty(Out, Context, 0, Policy, Indentation);
|
|
}
|
|
}
|
|
|
|
void DeclPrinter::VisitFunctionDecl(FunctionDecl *D) {
|
|
if (!Policy.SuppressSpecifiers) {
|
|
switch (D->getStorageClass()) {
|
|
case SC_None: break;
|
|
case SC_Extern: Out << "extern "; break;
|
|
case SC_Static: Out << "static "; break;
|
|
case SC_PrivateExtern: Out << "__private_extern__ "; break;
|
|
case SC_Auto: case SC_Register: llvm_unreachable("invalid for functions");
|
|
}
|
|
|
|
if (D->isInlineSpecified()) Out << "inline ";
|
|
if (D->isVirtualAsWritten()) Out << "virtual ";
|
|
}
|
|
|
|
PrintingPolicy SubPolicy(Policy);
|
|
SubPolicy.SuppressSpecifiers = false;
|
|
std::string Proto = D->getNameInfo().getAsString();
|
|
|
|
QualType Ty = D->getType();
|
|
while (const ParenType *PT = dyn_cast<ParenType>(Ty)) {
|
|
Proto = '(' + Proto + ')';
|
|
Ty = PT->getInnerType();
|
|
}
|
|
|
|
if (isa<FunctionType>(Ty)) {
|
|
const FunctionType *AFT = Ty->getAs<FunctionType>();
|
|
const FunctionProtoType *FT = 0;
|
|
if (D->hasWrittenPrototype())
|
|
FT = dyn_cast<FunctionProtoType>(AFT);
|
|
|
|
Proto += "(";
|
|
if (FT) {
|
|
llvm::raw_string_ostream POut(Proto);
|
|
DeclPrinter ParamPrinter(POut, Context, SubPolicy, Indentation);
|
|
for (unsigned i = 0, e = D->getNumParams(); i != e; ++i) {
|
|
if (i) POut << ", ";
|
|
ParamPrinter.VisitParmVarDecl(D->getParamDecl(i));
|
|
}
|
|
|
|
if (FT->isVariadic()) {
|
|
if (D->getNumParams()) POut << ", ";
|
|
POut << "...";
|
|
}
|
|
} else if (D->isThisDeclarationADefinition() && !D->hasPrototype()) {
|
|
for (unsigned i = 0, e = D->getNumParams(); i != e; ++i) {
|
|
if (i)
|
|
Proto += ", ";
|
|
Proto += D->getParamDecl(i)->getNameAsString();
|
|
}
|
|
}
|
|
|
|
Proto += ")";
|
|
|
|
if (FT && FT->getTypeQuals()) {
|
|
unsigned TypeQuals = FT->getTypeQuals();
|
|
if (TypeQuals & Qualifiers::Const)
|
|
Proto += " const";
|
|
if (TypeQuals & Qualifiers::Volatile)
|
|
Proto += " volatile";
|
|
if (TypeQuals & Qualifiers::Restrict)
|
|
Proto += " restrict";
|
|
}
|
|
|
|
if (FT && FT->hasExceptionSpec()) {
|
|
Proto += " throw(";
|
|
if (FT->hasAnyExceptionSpec())
|
|
Proto += "...";
|
|
else
|
|
for (unsigned I = 0, N = FT->getNumExceptions(); I != N; ++I) {
|
|
if (I)
|
|
Proto += ", ";
|
|
|
|
|
|
std::string ExceptionType;
|
|
FT->getExceptionType(I).getAsStringInternal(ExceptionType, SubPolicy);
|
|
Proto += ExceptionType;
|
|
}
|
|
Proto += ")";
|
|
}
|
|
|
|
if (D->hasAttr<NoReturnAttr>())
|
|
Proto += " __attribute((noreturn))";
|
|
if (CXXConstructorDecl *CDecl = dyn_cast<CXXConstructorDecl>(D)) {
|
|
if (CDecl->getNumCtorInitializers() > 0) {
|
|
Proto += " : ";
|
|
Out << Proto;
|
|
Proto.clear();
|
|
for (CXXConstructorDecl::init_const_iterator B = CDecl->init_begin(),
|
|
E = CDecl->init_end();
|
|
B != E; ++B) {
|
|
CXXCtorInitializer * BMInitializer = (*B);
|
|
if (B != CDecl->init_begin())
|
|
Out << ", ";
|
|
if (BMInitializer->isAnyMemberInitializer()) {
|
|
FieldDecl *FD = BMInitializer->getAnyMember();
|
|
Out << FD;
|
|
} else {
|
|
Out << QualType(BMInitializer->getBaseClass(),
|
|
0).getAsString(Policy);
|
|
}
|
|
|
|
Out << "(";
|
|
if (!BMInitializer->getInit()) {
|
|
// Nothing to print
|
|
} else {
|
|
Expr *Init = BMInitializer->getInit();
|
|
if (ExprWithCleanups *Tmp = dyn_cast<ExprWithCleanups>(Init))
|
|
Init = Tmp->getSubExpr();
|
|
|
|
Init = Init->IgnoreParens();
|
|
|
|
Expr *SimpleInit = 0;
|
|
Expr **Args = 0;
|
|
unsigned NumArgs = 0;
|
|
if (ParenListExpr *ParenList = dyn_cast<ParenListExpr>(Init)) {
|
|
Args = ParenList->getExprs();
|
|
NumArgs = ParenList->getNumExprs();
|
|
} else if (CXXConstructExpr *Construct
|
|
= dyn_cast<CXXConstructExpr>(Init)) {
|
|
Args = Construct->getArgs();
|
|
NumArgs = Construct->getNumArgs();
|
|
} else
|
|
SimpleInit = Init;
|
|
|
|
if (SimpleInit)
|
|
SimpleInit->printPretty(Out, Context, 0, Policy, Indentation);
|
|
else {
|
|
for (unsigned I = 0; I != NumArgs; ++I) {
|
|
if (isa<CXXDefaultArgExpr>(Args[I]))
|
|
break;
|
|
|
|
if (I)
|
|
Out << ", ";
|
|
Args[I]->printPretty(Out, Context, 0, Policy, Indentation);
|
|
}
|
|
}
|
|
}
|
|
Out << ")";
|
|
}
|
|
}
|
|
}
|
|
else
|
|
AFT->getResultType().getAsStringInternal(Proto, Policy);
|
|
} else {
|
|
Ty.getAsStringInternal(Proto, Policy);
|
|
}
|
|
|
|
Out << Proto;
|
|
|
|
if (D->isPure())
|
|
Out << " = 0";
|
|
else if (D->isDeleted())
|
|
Out << " = delete";
|
|
else if (D->isThisDeclarationADefinition()) {
|
|
if (!D->hasPrototype() && D->getNumParams()) {
|
|
// This is a K&R function definition, so we need to print the
|
|
// parameters.
|
|
Out << '\n';
|
|
DeclPrinter ParamPrinter(Out, Context, SubPolicy, Indentation);
|
|
Indentation += Policy.Indentation;
|
|
for (unsigned i = 0, e = D->getNumParams(); i != e; ++i) {
|
|
Indent();
|
|
ParamPrinter.VisitParmVarDecl(D->getParamDecl(i));
|
|
Out << ";\n";
|
|
}
|
|
Indentation -= Policy.Indentation;
|
|
} else
|
|
Out << ' ';
|
|
|
|
D->getBody()->printPretty(Out, Context, 0, SubPolicy, Indentation);
|
|
Out << '\n';
|
|
}
|
|
}
|
|
|
|
void DeclPrinter::VisitFieldDecl(FieldDecl *D) {
|
|
if (!Policy.SuppressSpecifiers && D->isMutable())
|
|
Out << "mutable ";
|
|
|
|
std::string Name = D->getNameAsString();
|
|
D->getType().getAsStringInternal(Name, Policy);
|
|
Out << Name;
|
|
|
|
if (D->isBitField()) {
|
|
Out << " : ";
|
|
D->getBitWidth()->printPretty(Out, Context, 0, Policy, Indentation);
|
|
}
|
|
}
|
|
|
|
void DeclPrinter::VisitVarDecl(VarDecl *D) {
|
|
if (!Policy.SuppressSpecifiers && D->getStorageClass() != SC_None)
|
|
Out << VarDecl::getStorageClassSpecifierString(D->getStorageClass()) << " ";
|
|
|
|
if (!Policy.SuppressSpecifiers && D->isThreadSpecified())
|
|
Out << "__thread ";
|
|
|
|
std::string Name = D->getNameAsString();
|
|
QualType T = D->getType();
|
|
if (ParmVarDecl *Parm = dyn_cast<ParmVarDecl>(D))
|
|
T = Parm->getOriginalType();
|
|
T.getAsStringInternal(Name, Policy);
|
|
Out << Name;
|
|
if (Expr *Init = D->getInit()) {
|
|
if (D->hasCXXDirectInitializer())
|
|
Out << "(";
|
|
else {
|
|
CXXConstructExpr *CCE = dyn_cast<CXXConstructExpr>(Init);
|
|
if (!CCE || CCE->getConstructor()->isCopyConstructor())
|
|
Out << " = ";
|
|
}
|
|
Init->printPretty(Out, Context, 0, Policy, Indentation);
|
|
if (D->hasCXXDirectInitializer())
|
|
Out << ")";
|
|
}
|
|
}
|
|
|
|
void DeclPrinter::VisitParmVarDecl(ParmVarDecl *D) {
|
|
VisitVarDecl(D);
|
|
}
|
|
|
|
void DeclPrinter::VisitFileScopeAsmDecl(FileScopeAsmDecl *D) {
|
|
Out << "__asm (";
|
|
D->getAsmString()->printPretty(Out, Context, 0, Policy, Indentation);
|
|
Out << ")";
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
// C++ declarations
|
|
//----------------------------------------------------------------------------
|
|
void DeclPrinter::VisitNamespaceDecl(NamespaceDecl *D) {
|
|
Out << "namespace " << D << " {\n";
|
|
VisitDeclContext(D);
|
|
Indent() << "}";
|
|
}
|
|
|
|
void DeclPrinter::VisitUsingDirectiveDecl(UsingDirectiveDecl *D) {
|
|
Out << "using namespace ";
|
|
if (D->getQualifier())
|
|
D->getQualifier()->print(Out, Policy);
|
|
Out << D->getNominatedNamespaceAsWritten();
|
|
}
|
|
|
|
void DeclPrinter::VisitNamespaceAliasDecl(NamespaceAliasDecl *D) {
|
|
Out << "namespace " << D << " = ";
|
|
if (D->getQualifier())
|
|
D->getQualifier()->print(Out, Policy);
|
|
Out << D->getAliasedNamespace();
|
|
}
|
|
|
|
void DeclPrinter::VisitCXXRecordDecl(CXXRecordDecl *D) {
|
|
Out << D->getKindName();
|
|
if (D->getIdentifier())
|
|
Out << ' ' << D;
|
|
|
|
if (D->isDefinition()) {
|
|
// Print the base classes
|
|
if (D->getNumBases()) {
|
|
Out << " : ";
|
|
for (CXXRecordDecl::base_class_iterator Base = D->bases_begin(),
|
|
BaseEnd = D->bases_end(); Base != BaseEnd; ++Base) {
|
|
if (Base != D->bases_begin())
|
|
Out << ", ";
|
|
|
|
if (Base->isVirtual())
|
|
Out << "virtual ";
|
|
|
|
AccessSpecifier AS = Base->getAccessSpecifierAsWritten();
|
|
if (AS != AS_none)
|
|
Print(AS);
|
|
Out << " " << Base->getType().getAsString(Policy);
|
|
}
|
|
}
|
|
|
|
// Print the class definition
|
|
// FIXME: Doesn't print access specifiers, e.g., "public:"
|
|
Out << " {\n";
|
|
VisitDeclContext(D);
|
|
Indent() << "}";
|
|
}
|
|
}
|
|
|
|
void DeclPrinter::VisitLinkageSpecDecl(LinkageSpecDecl *D) {
|
|
const char *l;
|
|
if (D->getLanguage() == LinkageSpecDecl::lang_c)
|
|
l = "C";
|
|
else {
|
|
assert(D->getLanguage() == LinkageSpecDecl::lang_cxx &&
|
|
"unknown language in linkage specification");
|
|
l = "C++";
|
|
}
|
|
|
|
Out << "extern \"" << l << "\" ";
|
|
if (D->hasBraces()) {
|
|
Out << "{\n";
|
|
VisitDeclContext(D);
|
|
Indent() << "}";
|
|
} else
|
|
Visit(*D->decls_begin());
|
|
}
|
|
|
|
void DeclPrinter::VisitTemplateDecl(TemplateDecl *D) {
|
|
Out << "template <";
|
|
|
|
TemplateParameterList *Params = D->getTemplateParameters();
|
|
for (unsigned i = 0, e = Params->size(); i != e; ++i) {
|
|
if (i != 0)
|
|
Out << ", ";
|
|
|
|
const Decl *Param = Params->getParam(i);
|
|
if (const TemplateTypeParmDecl *TTP =
|
|
dyn_cast<TemplateTypeParmDecl>(Param)) {
|
|
|
|
QualType ParamType =
|
|
Context.getTypeDeclType(const_cast<TemplateTypeParmDecl*>(TTP));
|
|
|
|
if (TTP->wasDeclaredWithTypename())
|
|
Out << "typename ";
|
|
else
|
|
Out << "class ";
|
|
|
|
if (TTP->isParameterPack())
|
|
Out << "... ";
|
|
|
|
Out << ParamType.getAsString(Policy);
|
|
|
|
if (TTP->hasDefaultArgument()) {
|
|
Out << " = ";
|
|
Out << TTP->getDefaultArgument().getAsString(Policy);
|
|
};
|
|
} else if (const NonTypeTemplateParmDecl *NTTP =
|
|
dyn_cast<NonTypeTemplateParmDecl>(Param)) {
|
|
Out << NTTP->getType().getAsString(Policy);
|
|
|
|
if (NTTP->isParameterPack() && !isa<PackExpansionType>(NTTP->getType()))
|
|
Out << "...";
|
|
|
|
if (IdentifierInfo *Name = NTTP->getIdentifier()) {
|
|
Out << ' ';
|
|
Out << Name->getName();
|
|
}
|
|
|
|
if (NTTP->hasDefaultArgument()) {
|
|
Out << " = ";
|
|
NTTP->getDefaultArgument()->printPretty(Out, Context, 0, Policy,
|
|
Indentation);
|
|
}
|
|
}
|
|
}
|
|
|
|
Out << "> ";
|
|
|
|
if (TemplateTemplateParmDecl *TTP = dyn_cast<TemplateTemplateParmDecl>(D)) {
|
|
Out << "class ";
|
|
if (TTP->isParameterPack())
|
|
Out << "...";
|
|
Out << D->getName();
|
|
} else {
|
|
Visit(D->getTemplatedDecl());
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
// Objective-C declarations
|
|
//----------------------------------------------------------------------------
|
|
|
|
void DeclPrinter::VisitObjCClassDecl(ObjCClassDecl *D) {
|
|
Out << "@class ";
|
|
for (ObjCClassDecl::iterator I = D->begin(), E = D->end();
|
|
I != E; ++I) {
|
|
if (I != D->begin()) Out << ", ";
|
|
Out << I->getInterface();
|
|
}
|
|
}
|
|
|
|
void DeclPrinter::VisitObjCMethodDecl(ObjCMethodDecl *OMD) {
|
|
if (OMD->isInstanceMethod())
|
|
Out << "- ";
|
|
else
|
|
Out << "+ ";
|
|
if (!OMD->getResultType().isNull())
|
|
Out << '(' << OMD->getResultType().getAsString(Policy) << ")";
|
|
|
|
std::string name = OMD->getSelector().getAsString();
|
|
std::string::size_type pos, lastPos = 0;
|
|
for (ObjCMethodDecl::param_iterator PI = OMD->param_begin(),
|
|
E = OMD->param_end(); PI != E; ++PI) {
|
|
// FIXME: selector is missing here!
|
|
pos = name.find_first_of(":", lastPos);
|
|
Out << " " << name.substr(lastPos, pos - lastPos);
|
|
Out << ":(" << (*PI)->getType().getAsString(Policy) << ')' << *PI;
|
|
lastPos = pos + 1;
|
|
}
|
|
|
|
if (OMD->param_begin() == OMD->param_end())
|
|
Out << " " << name;
|
|
|
|
if (OMD->isVariadic())
|
|
Out << ", ...";
|
|
|
|
if (OMD->getBody()) {
|
|
Out << ' ';
|
|
OMD->getBody()->printPretty(Out, Context, 0, Policy);
|
|
Out << '\n';
|
|
}
|
|
}
|
|
|
|
void DeclPrinter::VisitObjCImplementationDecl(ObjCImplementationDecl *OID) {
|
|
std::string I = OID->getNameAsString();
|
|
ObjCInterfaceDecl *SID = OID->getSuperClass();
|
|
|
|
if (SID)
|
|
Out << "@implementation " << I << " : " << SID;
|
|
else
|
|
Out << "@implementation " << I;
|
|
Out << "\n";
|
|
VisitDeclContext(OID, false);
|
|
Out << "@end";
|
|
}
|
|
|
|
void DeclPrinter::VisitObjCInterfaceDecl(ObjCInterfaceDecl *OID) {
|
|
std::string I = OID->getNameAsString();
|
|
ObjCInterfaceDecl *SID = OID->getSuperClass();
|
|
|
|
if (SID)
|
|
Out << "@interface " << I << " : " << SID;
|
|
else
|
|
Out << "@interface " << I;
|
|
|
|
// Protocols?
|
|
const ObjCList<ObjCProtocolDecl> &Protocols = OID->getReferencedProtocols();
|
|
if (!Protocols.empty()) {
|
|
for (ObjCList<ObjCProtocolDecl>::iterator I = Protocols.begin(),
|
|
E = Protocols.end(); I != E; ++I)
|
|
Out << (I == Protocols.begin() ? '<' : ',') << *I;
|
|
}
|
|
|
|
if (!Protocols.empty())
|
|
Out << "> ";
|
|
|
|
if (OID->ivar_size() > 0) {
|
|
Out << "{\n";
|
|
Indentation += Policy.Indentation;
|
|
for (ObjCInterfaceDecl::ivar_iterator I = OID->ivar_begin(),
|
|
E = OID->ivar_end(); I != E; ++I) {
|
|
Indent() << (*I)->getType().getAsString(Policy) << ' ' << *I << ";\n";
|
|
}
|
|
Indentation -= Policy.Indentation;
|
|
Out << "}\n";
|
|
}
|
|
|
|
VisitDeclContext(OID, false);
|
|
Out << "@end";
|
|
// FIXME: implement the rest...
|
|
}
|
|
|
|
void DeclPrinter::VisitObjCForwardProtocolDecl(ObjCForwardProtocolDecl *D) {
|
|
Out << "@protocol ";
|
|
for (ObjCForwardProtocolDecl::protocol_iterator I = D->protocol_begin(),
|
|
E = D->protocol_end();
|
|
I != E; ++I) {
|
|
if (I != D->protocol_begin()) Out << ", ";
|
|
Out << *I;
|
|
}
|
|
}
|
|
|
|
void DeclPrinter::VisitObjCProtocolDecl(ObjCProtocolDecl *PID) {
|
|
Out << "@protocol " << PID << '\n';
|
|
VisitDeclContext(PID, false);
|
|
Out << "@end";
|
|
}
|
|
|
|
void DeclPrinter::VisitObjCCategoryImplDecl(ObjCCategoryImplDecl *PID) {
|
|
Out << "@implementation " << PID->getClassInterface() << '(' << PID << ")\n";
|
|
|
|
VisitDeclContext(PID, false);
|
|
Out << "@end";
|
|
// FIXME: implement the rest...
|
|
}
|
|
|
|
void DeclPrinter::VisitObjCCategoryDecl(ObjCCategoryDecl *PID) {
|
|
Out << "@interface " << PID->getClassInterface() << '(' << PID << ")\n";
|
|
VisitDeclContext(PID, false);
|
|
Out << "@end";
|
|
|
|
// FIXME: implement the rest...
|
|
}
|
|
|
|
void DeclPrinter::VisitObjCCompatibleAliasDecl(ObjCCompatibleAliasDecl *AID) {
|
|
Out << "@compatibility_alias " << AID
|
|
<< ' ' << AID->getClassInterface() << ";\n";
|
|
}
|
|
|
|
/// PrintObjCPropertyDecl - print a property declaration.
|
|
///
|
|
void DeclPrinter::VisitObjCPropertyDecl(ObjCPropertyDecl *PDecl) {
|
|
if (PDecl->getPropertyImplementation() == ObjCPropertyDecl::Required)
|
|
Out << "@required\n";
|
|
else if (PDecl->getPropertyImplementation() == ObjCPropertyDecl::Optional)
|
|
Out << "@optional\n";
|
|
|
|
Out << "@property";
|
|
if (PDecl->getPropertyAttributes() != ObjCPropertyDecl::OBJC_PR_noattr) {
|
|
bool first = true;
|
|
Out << " (";
|
|
if (PDecl->getPropertyAttributes() &
|
|
ObjCPropertyDecl::OBJC_PR_readonly) {
|
|
Out << (first ? ' ' : ',') << "readonly";
|
|
first = false;
|
|
}
|
|
|
|
if (PDecl->getPropertyAttributes() & ObjCPropertyDecl::OBJC_PR_getter) {
|
|
Out << (first ? ' ' : ',') << "getter = "
|
|
<< PDecl->getGetterName().getAsString();
|
|
first = false;
|
|
}
|
|
if (PDecl->getPropertyAttributes() & ObjCPropertyDecl::OBJC_PR_setter) {
|
|
Out << (first ? ' ' : ',') << "setter = "
|
|
<< PDecl->getSetterName().getAsString();
|
|
first = false;
|
|
}
|
|
|
|
if (PDecl->getPropertyAttributes() & ObjCPropertyDecl::OBJC_PR_assign) {
|
|
Out << (first ? ' ' : ',') << "assign";
|
|
first = false;
|
|
}
|
|
|
|
if (PDecl->getPropertyAttributes() &
|
|
ObjCPropertyDecl::OBJC_PR_readwrite) {
|
|
Out << (first ? ' ' : ',') << "readwrite";
|
|
first = false;
|
|
}
|
|
|
|
if (PDecl->getPropertyAttributes() & ObjCPropertyDecl::OBJC_PR_retain) {
|
|
Out << (first ? ' ' : ',') << "retain";
|
|
first = false;
|
|
}
|
|
|
|
if (PDecl->getPropertyAttributes() & ObjCPropertyDecl::OBJC_PR_copy) {
|
|
Out << (first ? ' ' : ',') << "copy";
|
|
first = false;
|
|
}
|
|
|
|
if (PDecl->getPropertyAttributes() &
|
|
ObjCPropertyDecl::OBJC_PR_nonatomic) {
|
|
Out << (first ? ' ' : ',') << "nonatomic";
|
|
first = false;
|
|
}
|
|
Out << " )";
|
|
}
|
|
Out << ' ' << PDecl->getType().getAsString(Policy) << ' ' << PDecl;
|
|
}
|
|
|
|
void DeclPrinter::VisitObjCPropertyImplDecl(ObjCPropertyImplDecl *PID) {
|
|
if (PID->getPropertyImplementation() == ObjCPropertyImplDecl::Synthesize)
|
|
Out << "@synthesize ";
|
|
else
|
|
Out << "@dynamic ";
|
|
Out << PID->getPropertyDecl();
|
|
if (PID->getPropertyIvarDecl())
|
|
Out << '=' << PID->getPropertyIvarDecl();
|
|
}
|
|
|
|
void DeclPrinter::VisitUsingDecl(UsingDecl *D) {
|
|
Out << "using ";
|
|
D->getTargetNestedNameDecl()->print(Out, Policy);
|
|
Out << D;
|
|
}
|
|
|
|
void
|
|
DeclPrinter::VisitUnresolvedUsingTypenameDecl(UnresolvedUsingTypenameDecl *D) {
|
|
Out << "using typename ";
|
|
D->getTargetNestedNameSpecifier()->print(Out, Policy);
|
|
Out << D->getDeclName();
|
|
}
|
|
|
|
void DeclPrinter::VisitUnresolvedUsingValueDecl(UnresolvedUsingValueDecl *D) {
|
|
Out << "using ";
|
|
D->getTargetNestedNameSpecifier()->print(Out, Policy);
|
|
Out << D->getDeclName();
|
|
}
|
|
|
|
void DeclPrinter::VisitUsingShadowDecl(UsingShadowDecl *D) {
|
|
// ignore
|
|
}
|