865 lines
27 KiB
C++
865 lines
27 KiB
C++
#include "ForwardDeclPrinter.h"
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namespace cling {
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using namespace clang;
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static QualType GetBaseType(QualType T) {
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// FIXME: This should be on the Type class!
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QualType BaseType = T;
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while (!BaseType->isSpecifierType()) {
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if (isa<TypedefType>(BaseType))
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break;
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else if (const PointerType* PTy = BaseType->getAs<PointerType>())
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BaseType = PTy->getPointeeType();
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else if (const BlockPointerType *BPy = BaseType->getAs<BlockPointerType>())
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BaseType = BPy->getPointeeType();
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else if (const ArrayType* ATy = dyn_cast<ArrayType>(BaseType))
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BaseType = ATy->getElementType();
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else if (const FunctionType* FTy = BaseType->getAs<FunctionType>())
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BaseType = FTy->getReturnType();
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else if (const VectorType *VTy = BaseType->getAs<VectorType>())
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BaseType = VTy->getElementType();
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else if (const ReferenceType *RTy = BaseType->getAs<ReferenceType>())
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BaseType = RTy->getPointeeType();
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else
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llvm_unreachable("Unknown declarator!");
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}
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return BaseType;
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}
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static QualType getDeclType(Decl* D) {
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if (TypedefNameDecl* TDD = dyn_cast<TypedefNameDecl>(D))
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return TDD->getUnderlyingType();
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if (ValueDecl* VD = dyn_cast<ValueDecl>(D))
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return VD->getType();
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return QualType();
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}
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raw_ostream& ForwardDeclPrinter::Indent(unsigned Indentation) {
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for (unsigned i = 0; i != Indentation; ++i)
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Out << " ";
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return Out;
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}
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void ForwardDeclPrinter::prettyPrintAttributes(Decl *D) {
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// if (Policy.PolishForDeclaration)
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// return;
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// if (D->hasAttrs()) {
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// AttrVec &Attrs = D->getAttrs();
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// for (AttrVec::const_iterator i=Attrs.begin(), e=Attrs.end(); i!=e; ++i) {
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// Attr *A = *i;
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// A->printPretty(Out, Policy);
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// }
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// }
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//FIXME: This ignores previous attributes
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//Do not simply uncomment the above code
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//In some cases, it prints attribs without the strings at all
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Out << " __attribute__((annotate(\""
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<< m_SMgr.getFilename(D->getSourceRange().getBegin()) << "\"))) ";
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}
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void ForwardDeclPrinter::ProcessDeclGroup(SmallVectorImpl<Decl*>& Decls) {
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this->Indent();
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Decl::printGroup(Decls.data(), Decls.size(), Out, Policy, Indentation);
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Out << ";\n";
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Decls.clear();
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}
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void ForwardDeclPrinter::Print(AccessSpecifier AS) {
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switch(AS) {
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case AS_none: llvm_unreachable("No access specifier!");
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case AS_public: Out << "public"; break;
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case AS_protected: Out << "protected"; break;
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case AS_private: Out << "private"; break;
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}
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}
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//----------------------------------------------------------------------------
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// Common C declarations
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//----------------------------------------------------------------------------
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void ForwardDeclPrinter::VisitDeclContext(DeclContext *DC, bool Indent) {
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if (Policy.TerseOutput)
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return;
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if (Indent)
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Indentation += Policy.Indentation;
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SmallVector<Decl*, 2> Decls;
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for (DeclContext::decl_iterator D = DC->decls_begin(), DEnd = DC->decls_end();
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D != DEnd; ++D) {
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// Don't print ObjCIvarDecls, as they are printed when visiting the
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// containing ObjCInterfaceDecl.
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if (isa<ObjCIvarDecl>(*D))
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continue;
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// Skip over implicit declarations in pretty-printing mode.
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if (D->isImplicit())
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continue;
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// The next bits of code handles stuff like "struct {int x;} a,b"; we're
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// forced to merge the declarations because there's no other way to
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// refer to the struct in question. This limited merging is safe without
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// a bunch of other checks because it only merges declarations directly
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// referring to the tag, not typedefs.
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//
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// Check whether the current declaration should be grouped with a previous
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// unnamed struct.
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QualType CurDeclType = getDeclType(*D);
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if (!Decls.empty() && !CurDeclType.isNull()) {
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QualType BaseType = GetBaseType(CurDeclType);
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if (!BaseType.isNull() && isa<ElaboratedType>(BaseType))
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BaseType = cast<ElaboratedType>(BaseType)->getNamedType();
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if (!BaseType.isNull() && isa<TagType>(BaseType) &&
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cast<TagType>(BaseType)->getDecl() == Decls[0]) {
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Decls.push_back(*D);
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continue;
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}
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}
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// If we have a merged group waiting to be handled, handle it now.
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if (!Decls.empty())
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ProcessDeclGroup(Decls);
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// If the current declaration is an unnamed tag type, save it
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// so we can merge it with the subsequent declaration(s) using it.
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if (isa<TagDecl>(*D) && !cast<TagDecl>(*D)->getIdentifier()) {
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Decls.push_back(*D);
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continue;
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}
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if (isa<AccessSpecDecl>(*D)) {
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Indentation -= Policy.Indentation;
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this->Indent();
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Print(D->getAccess());
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Out << ":\n";
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Indentation += Policy.Indentation;
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continue;
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}
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this->Indent();
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Visit(*D);
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// FIXME: Need to be able to tell the FwdPrinter when
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const char *Terminator = 0;
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if (isa<OMPThreadPrivateDecl>(*D))
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Terminator = 0;
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else if (isa<FunctionDecl>(*D) &&
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cast<FunctionDecl>(*D)->isThisDeclarationADefinition())
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Terminator = 0;
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else if (isa<ObjCMethodDecl>(*D) && cast<ObjCMethodDecl>(*D)->getBody())
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Terminator = 0;
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else if (isa<NamespaceDecl>(*D) || isa<LinkageSpecDecl>(*D) ||
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isa<ObjCImplementationDecl>(*D) ||
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isa<ObjCInterfaceDecl>(*D) ||
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isa<ObjCProtocolDecl>(*D) ||
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isa<ObjCCategoryImplDecl>(*D) ||
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isa<ObjCCategoryDecl>(*D))
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Terminator = 0;
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else if (isa<EnumConstantDecl>(*D)) {
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DeclContext::decl_iterator Next = D;
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++Next;
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if (Next != DEnd)
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Terminator = ",";
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} else
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Terminator = ";";
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if (Terminator)
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Out << Terminator;
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Out << "\n";
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}
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if (!Decls.empty())
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ProcessDeclGroup(Decls);
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if (Indent)
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Indentation -= Policy.Indentation;
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}
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void ForwardDeclPrinter::VisitTranslationUnitDecl(TranslationUnitDecl *D) {
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VisitDeclContext(D, false);
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}
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void ForwardDeclPrinter::VisitTypedefDecl(TypedefDecl *D) {
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if (!Policy.SuppressSpecifiers) {
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Out << "typedef ";
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if (D->isModulePrivate())
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Out << "__module_private__ ";
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}
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D->getTypeSourceInfo()->getType().print(Out, Policy, D->getName());
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prettyPrintAttributes(D);
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// Indent() << ";\n";
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}
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void ForwardDeclPrinter::VisitTypeAliasDecl(TypeAliasDecl *D) {
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/*FIXME: Ugly Hack*/
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// if(!D->getLexicalDeclContext()->isNamespace()
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// && !D->getLexicalDeclContext()->isFileContext())
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// return;
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Out << "using " << *D;
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prettyPrintAttributes(D);
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Out << " = " << D->getTypeSourceInfo()->getType().getAsString(Policy);
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// Indent() << ";\n";
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}
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void ForwardDeclPrinter::VisitEnumDecl(EnumDecl *D) {
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if (D->getName().size() == 0) {
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m_SkipFlag = true;
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return;
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}
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if (!Policy.SuppressSpecifiers && D->isModulePrivate())
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Out << "__module_private__ ";
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Out << "enum ";
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prettyPrintAttributes(D);
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if (D->isScoped()) {
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if (D->isScopedUsingClassTag())
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Out << "class ";
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else
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Out << "struct ";
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}
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Out << *D;
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// if (D->isFixed())
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Out << " : " << D->getIntegerType().stream(Policy);
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// if (D->isCompleteDefinition()) {
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// Out << " {\n";
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// VisitDeclContext(D);
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// Indent() << "};\n";
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// }
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Indent() << ";\n";
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}
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void ForwardDeclPrinter::VisitRecordDecl(RecordDecl *D) {
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if (!Policy.SuppressSpecifiers && D->isModulePrivate())
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Out << "__module_private__ ";
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Out << D->getKindName();
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prettyPrintAttributes(D);
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if (D->getIdentifier())
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Out << ' ' << *D;
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// if (D->isCompleteDefinition()) {
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// Out << " {\n";
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// VisitDeclContext(D);
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// Indent() << "}";
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// }
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}
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void ForwardDeclPrinter::VisitEnumConstantDecl(EnumConstantDecl *D) {
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Out << *D;
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if (Expr *Init = D->getInitExpr()) {
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Out << " = ";
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Init->printPretty(Out, 0, Policy, Indentation);
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}
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}
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void ForwardDeclPrinter::VisitFunctionDecl(FunctionDecl *D) {
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if (D->getNameAsString().size() == 0
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|| D->getNameAsString()[0] == '_'
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|| D->getStorageClass() == SC_Static
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|| D->isCXXClassMember()) {
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m_SkipFlag = true;
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return;
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}
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CXXConstructorDecl *CDecl = dyn_cast<CXXConstructorDecl>(D);
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CXXConversionDecl *ConversionDecl = dyn_cast<CXXConversionDecl>(D);
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/*FIXME:Ugly Hack*/
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// if (CDecl||ConversionDecl)
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// return;
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if (!Policy.SuppressSpecifiers) {
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switch (D->getStorageClass()) {
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case SC_None: break;
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case SC_Extern: Out << "extern "; break;
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case SC_Static: Out << "static "; break;
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case SC_PrivateExtern: Out << "__private_extern__ "; break;
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case SC_Auto: case SC_Register: case SC_OpenCLWorkGroupLocal:
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llvm_unreachable("invalid for functions");
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}
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if (D->isInlineSpecified()) Out << "inline ";
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if (D->isVirtualAsWritten()) Out << "virtual ";
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if (D->isModulePrivate()) Out << "__module_private__ ";
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if (D->isConstexpr() && !D->isExplicitlyDefaulted()) Out << "constexpr ";
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if ((CDecl && CDecl->isExplicitSpecified()) ||
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(ConversionDecl && ConversionDecl->isExplicit()))
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Out << "explicit ";
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}
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PrintingPolicy SubPolicy(Policy);
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SubPolicy.SuppressSpecifiers = false;
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std::string Proto = D->getNameInfo().getAsString();
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QualType Ty = D->getType();
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while (const ParenType *PT = dyn_cast<ParenType>(Ty)) {
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Proto = '(' + Proto + ')';
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Ty = PT->getInnerType();
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}
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if (const FunctionType *AFT = Ty->getAs<FunctionType>()) {
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const FunctionProtoType *FT = 0;
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if (D->hasWrittenPrototype())
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FT = dyn_cast<FunctionProtoType>(AFT);
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Proto += "(";
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if (FT) {
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llvm::raw_string_ostream POut(Proto);
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ForwardDeclPrinter ParamPrinter(POut, m_SMgr, SubPolicy, Indentation);
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for (unsigned i = 0, e = D->getNumParams(); i != e; ++i) {
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if (i) POut << ", ";
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ParamPrinter.VisitParmVarDecl(D->getParamDecl(i));
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}
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if (FT->isVariadic()) {
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if (D->getNumParams()) POut << ", ";
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POut << "...";
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}
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} else if (D->doesThisDeclarationHaveABody() && !D->hasPrototype()) {
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for (unsigned i = 0, e = D->getNumParams(); i != e; ++i) {
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if (i)
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Proto += ", ";
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Proto += D->getParamDecl(i)->getNameAsString();
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}
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}
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Proto += ")";
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if (FT) {
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if (FT->isConst())
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Proto += " const";
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if (FT->isVolatile())
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Proto += " volatile";
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if (FT->isRestrict())
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Proto += " __restrict";
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switch (FT->getRefQualifier()) {
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case RQ_None:
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break;
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case RQ_LValue:
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Proto += " &";
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break;
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case RQ_RValue:
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Proto += " &&";
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break;
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}
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}
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if (FT && FT->hasDynamicExceptionSpec()) {
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Proto += " throw(";
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if (FT->getExceptionSpecType() == EST_MSAny)
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Proto += "...";
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else
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for (unsigned I = 0, N = FT->getNumExceptions(); I != N; ++I) {
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if (I)
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Proto += ", ";
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Proto += FT->getExceptionType(I).getAsString(SubPolicy);
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}
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Proto += ")";
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} else if (FT && isNoexceptExceptionSpec(FT->getExceptionSpecType())) {
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Proto += " noexcept";
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if (FT->getExceptionSpecType() == EST_ComputedNoexcept) {
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Proto += "(";
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llvm::raw_string_ostream EOut(Proto);
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FT->getNoexceptExpr()->printPretty(EOut, 0, SubPolicy,
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Indentation);
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EOut.flush();
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//Proto += EOut.str()
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//Commented out to fix swap bug, no idea why this was here
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//Print was already being called earlier above
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Proto += ")";
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}
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}
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if (CDecl) {
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bool HasInitializerList = false;
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for (CXXConstructorDecl::init_const_iterator B = CDecl->init_begin(),
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E = CDecl->init_end();
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B != E; ++B) {
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CXXCtorInitializer *BMInitializer = (*B);
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if (BMInitializer->isInClassMemberInitializer())
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continue;
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if (!HasInitializerList) {
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Proto += " : ";
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Out << Proto;
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Proto.clear();
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HasInitializerList = true;
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} else
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Out << ", ";
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if (BMInitializer->isAnyMemberInitializer()) {
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FieldDecl *FD = BMInitializer->getAnyMember();
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Out << *FD;
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} else {
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Out << QualType(BMInitializer->getBaseClass(), 0).getAsString(Policy);
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}
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Out << "(";
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if (!BMInitializer->getInit()) {
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// Nothing to print
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} else {
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Expr *Init = BMInitializer->getInit();
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if (ExprWithCleanups *Tmp = dyn_cast<ExprWithCleanups>(Init))
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Init = Tmp->getSubExpr();
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Init = Init->IgnoreParens();
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Expr *SimpleInit = 0;
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Expr **Args = 0;
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unsigned NumArgs = 0;
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if (ParenListExpr *ParenList = dyn_cast<ParenListExpr>(Init)) {
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Args = ParenList->getExprs();
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NumArgs = ParenList->getNumExprs();
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} else if (CXXConstructExpr *Construct
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= dyn_cast<CXXConstructExpr>(Init)) {
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Args = Construct->getArgs();
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NumArgs = Construct->getNumArgs();
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} else
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SimpleInit = Init;
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if (SimpleInit)
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SimpleInit->printPretty(Out, 0, Policy, Indentation);
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else {
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for (unsigned I = 0; I != NumArgs; ++I) {
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if (isa<CXXDefaultArgExpr>(Args[I]))
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break;
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if (I)
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Out << ", ";
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Args[I]->printPretty(Out, 0, Policy, Indentation);
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}
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}
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}
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Out << ")";
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if (BMInitializer->isPackExpansion())
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Out << "...";
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}
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} else if (!ConversionDecl && !isa<CXXDestructorDecl>(D)) {
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if (FT && FT->hasTrailingReturn()) {
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Out << "auto " << Proto << " -> ";
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Proto.clear();
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}
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AFT->getReturnType().print(Out, Policy, Proto);
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Proto.clear();
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}
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Out << Proto;
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} else {
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Ty.print(Out, Policy, Proto);
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}
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prettyPrintAttributes(D);
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if (D->isPure())
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Out << " = 0";
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else if (D->isDeletedAsWritten())
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Out << " = delete";
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else if (D->isExplicitlyDefaulted())
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Out << " = default";
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else if (D->doesThisDeclarationHaveABody() && !Policy.TerseOutput) {
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if (!D->hasPrototype() && D->getNumParams()) {
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// This is a K&R function definition, so we need to print the
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// parameters.
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Out << '\n';
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ForwardDeclPrinter ParamPrinter(Out,m_SMgr, SubPolicy, Indentation);
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Indentation += Policy.Indentation;
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for (unsigned i = 0, e = D->getNumParams(); i != e; ++i) {
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Indent();
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ParamPrinter.VisitParmVarDecl(D->getParamDecl(i));
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Out << ";\n";
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}
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Indentation -= Policy.Indentation;
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} else
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Out << ' ';
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// D->getBody()->printPretty(Out, 0, SubPolicy, Indentation);
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}
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}
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void ForwardDeclPrinter::VisitFriendDecl(FriendDecl *D) {
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// if (TypeSourceInfo *TSI = D->getFriendType()) {
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// unsigned NumTPLists = D->getFriendTypeNumTemplateParameterLists();
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// for (unsigned i = 0; i < NumTPLists; ++i)
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// PrintTemplateParameters(D->getFriendTypeTemplateParameterList(i));
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// Out << "friend ";
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// Out << " " << TSI->getType().getAsString(Policy);
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// }
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// else if (FunctionDecl *FD =
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// dyn_cast<FunctionDecl>(D->getFriendDecl())) {
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// Out << "friend ";
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// VisitFunctionDecl(FD);
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// }
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// else if (FunctionTemplateDecl *FTD =
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// dyn_cast<FunctionTemplateDecl>(D->getFriendDecl())) {
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// Out << "friend ";
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// VisitFunctionTemplateDecl(FTD);
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// }
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// else if (ClassTemplateDecl *CTD =
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// dyn_cast<ClassTemplateDecl>(D->getFriendDecl())) {
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// Out << "friend ";
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// VisitRedeclarableTemplateDecl(CTD);
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// }
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}
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void ForwardDeclPrinter::VisitFieldDecl(FieldDecl *D) {
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if (!Policy.SuppressSpecifiers && D->isMutable())
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Out << "mutable ";
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if (!Policy.SuppressSpecifiers && D->isModulePrivate())
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Out << "__module_private__ ";
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Out << D->getASTContext().getUnqualifiedObjCPointerType(D->getType()).
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stream(Policy, D->getName());
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|
|
|
if (D->isBitField()) {
|
|
Out << " : ";
|
|
D->getBitWidth()->printPretty(Out, 0, Policy, Indentation);
|
|
}
|
|
|
|
Expr *Init = D->getInClassInitializer();
|
|
if (!Policy.SuppressInitializers && Init) {
|
|
if (D->getInClassInitStyle() == ICIS_ListInit)
|
|
Out << " ";
|
|
else
|
|
Out << " = ";
|
|
Init->printPretty(Out, 0, Policy, Indentation);
|
|
}
|
|
prettyPrintAttributes(D);
|
|
}
|
|
|
|
void ForwardDeclPrinter::VisitLabelDecl(LabelDecl *D) {
|
|
Out << *D << ":";
|
|
}
|
|
|
|
|
|
void ForwardDeclPrinter::VisitVarDecl(VarDecl *D) {
|
|
if(D->getStorageClass() == SC_Static) {
|
|
m_SkipFlag = true;
|
|
return;
|
|
}
|
|
if(D->isDefinedOutsideFunctionOrMethod() && !(D->getStorageClass() == SC_Extern))
|
|
Out << "extern ";
|
|
|
|
if (!Policy.SuppressSpecifiers) {
|
|
StorageClass SC = D->getStorageClass();
|
|
if (SC != SC_None)
|
|
Out << VarDecl::getStorageClassSpecifierString(SC) << " ";
|
|
|
|
switch (D->getTSCSpec()) {
|
|
case TSCS_unspecified:
|
|
break;
|
|
case TSCS___thread:
|
|
Out << "__thread ";
|
|
break;
|
|
case TSCS__Thread_local:
|
|
Out << "_Thread_local ";
|
|
break;
|
|
case TSCS_thread_local:
|
|
Out << "thread_local ";
|
|
break;
|
|
}
|
|
|
|
if (D->isModulePrivate())
|
|
Out << "__module_private__ ";
|
|
}
|
|
|
|
QualType T = D->getTypeSourceInfo()
|
|
? D->getTypeSourceInfo()->getType()
|
|
: D->getASTContext().getUnqualifiedObjCPointerType(D->getType());
|
|
|
|
//FIXME: It prints restrict as restrict
|
|
//which is not valid C++
|
|
//Should be __restrict
|
|
//So, we ignore restrict here
|
|
T.removeLocalRestrict();
|
|
T.print(Out, Policy, D->getName());
|
|
T.addRestrict();
|
|
|
|
Expr *Init = D->getInit();
|
|
if (!Policy.SuppressInitializers && Init) {
|
|
bool ImplicitInit = false;
|
|
if (CXXConstructExpr *Construct =
|
|
dyn_cast<CXXConstructExpr>(Init->IgnoreImplicit())) {
|
|
if (D->getInitStyle() == VarDecl::CallInit &&
|
|
!Construct->isListInitialization()) {
|
|
ImplicitInit = Construct->getNumArgs() == 0 ||
|
|
Construct->getArg(0)->isDefaultArgument();
|
|
}
|
|
}
|
|
if (!ImplicitInit) {
|
|
if ((D->getInitStyle() == VarDecl::CallInit) && !isa<ParenListExpr>(Init))
|
|
Out << "(";
|
|
else if (D->getInitStyle() == VarDecl::CInit) {
|
|
// Out << " = "; //FOR skipping default function args
|
|
}
|
|
// Init->printPretty(Out, 0, Policy, Indentation);//FOR skipping defalt function args
|
|
if ((D->getInitStyle() == VarDecl::CallInit) && !isa<ParenListExpr>(Init))
|
|
Out << ")";
|
|
}
|
|
}
|
|
if(D->isDefinedOutsideFunctionOrMethod())
|
|
prettyPrintAttributes(D);
|
|
}
|
|
|
|
void ForwardDeclPrinter::VisitParmVarDecl(ParmVarDecl *D) {
|
|
VisitVarDecl(D);
|
|
}
|
|
|
|
void ForwardDeclPrinter::VisitFileScopeAsmDecl(FileScopeAsmDecl *D) {
|
|
Out << "__asm (";
|
|
D->getAsmString()->printPretty(Out, 0, Policy, Indentation);
|
|
Out << ")";
|
|
}
|
|
|
|
void ForwardDeclPrinter::VisitImportDecl(ImportDecl *D) {
|
|
Out << "@import " << D->getImportedModule()->getFullModuleName()
|
|
<< ";\n";
|
|
}
|
|
|
|
void ForwardDeclPrinter::VisitStaticAssertDecl(StaticAssertDecl *D) {
|
|
Out << "static_assert(";
|
|
D->getAssertExpr()->printPretty(Out, 0, Policy, Indentation);
|
|
Out << ", ";
|
|
D->getMessage()->printPretty(Out, 0, Policy, Indentation);
|
|
Out << ")";
|
|
}
|
|
|
|
//----------------------------------------------------------------------------
|
|
// C++ declarations
|
|
//----------------------------------------------------------------------------
|
|
void ForwardDeclPrinter::VisitNamespaceDecl(NamespaceDecl *D) {
|
|
if (D->isInline())
|
|
Out << "inline ";
|
|
Out << "namespace " << *D << " {\n";
|
|
// VisitDeclContext(D);
|
|
for(auto dit=D->decls_begin();dit!=D->decls_end();++dit) {
|
|
this->Visit(*dit);
|
|
printSemiColon();
|
|
}
|
|
Indent() << "}\n";
|
|
m_SkipFlag = true;
|
|
}
|
|
|
|
void ForwardDeclPrinter::VisitUsingDirectiveDecl(UsingDirectiveDecl *D) {
|
|
Out << "using namespace ";
|
|
if (D->getQualifier())
|
|
D->getQualifier()->print(Out, Policy);
|
|
Out << *D->getNominatedNamespaceAsWritten();
|
|
}
|
|
|
|
void ForwardDeclPrinter::VisitNamespaceAliasDecl(NamespaceAliasDecl *D) {
|
|
Out << "namespace " << *D << " = ";
|
|
if (D->getQualifier())
|
|
D->getQualifier()->print(Out, Policy);
|
|
Out << *D->getAliasedNamespace();
|
|
}
|
|
|
|
void ForwardDeclPrinter::VisitEmptyDecl(EmptyDecl *D) {
|
|
// prettyPrintAttributes(D);
|
|
m_SkipFlag = true;
|
|
}
|
|
|
|
void ForwardDeclPrinter::VisitCXXRecordDecl(CXXRecordDecl *D) {
|
|
|
|
if(ClassDeclNames.find(D->getNameAsString()) != ClassDeclNames.end()
|
|
/*|| D->getName().startswith("_")*/) {
|
|
m_SkipFlag = true;
|
|
return;
|
|
}
|
|
|
|
if (D->getNameAsString().size() == 0)
|
|
return;
|
|
|
|
if (!Policy.SuppressSpecifiers && D->isModulePrivate())
|
|
Out << "__module_private__ ";
|
|
Out << D->getKindName();
|
|
Out << " __attribute__((annotate(\""
|
|
<< m_SMgr.getFilename(D->getSourceRange().getBegin()) << "\"))) ";
|
|
if (D->getIdentifier())
|
|
Out << ' ' << *D ;
|
|
|
|
// if (D->isCompleteDefinition()) {
|
|
// // 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);
|
|
|
|
// if (Base->isPackExpansion())
|
|
// Out << "...";
|
|
// }
|
|
// }
|
|
|
|
// // Print the class definition
|
|
// // FIXME: Doesn't print access specifiers, e.g., "public:"
|
|
// Out << " {\n";
|
|
// VisitDeclContext(D);
|
|
// Indent() << "}";
|
|
// }
|
|
// Out << ";\n";
|
|
ClassDeclNames.insert(D->getNameAsString());
|
|
}
|
|
|
|
void ForwardDeclPrinter::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 ForwardDeclPrinter::PrintTemplateParameters(const TemplateParameterList *Params,
|
|
const TemplateArgumentList *Args) {
|
|
assert(Params);
|
|
assert(!Args || Params->size() == Args->size());
|
|
|
|
Out << "template <";
|
|
|
|
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)) {
|
|
|
|
if (TTP->wasDeclaredWithTypename())
|
|
Out << "typename ";
|
|
else
|
|
Out << "class ";
|
|
|
|
if (TTP->isParameterPack())
|
|
Out << "... ";
|
|
|
|
Out << *TTP;
|
|
|
|
if (Args) {
|
|
Out << " = ";
|
|
Args->get(i).print(Policy, Out);
|
|
} else 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 (Args) {
|
|
Out << " = ";
|
|
Args->get(i).print(Policy, Out);
|
|
} else if (NTTP->hasDefaultArgument()) {
|
|
// Out << " = ";
|
|
// NTTP->getDefaultArgument()->printPretty(Out, 0, Policy, Indentation);
|
|
}
|
|
} else if (const TemplateTemplateParmDecl *TTPD =
|
|
dyn_cast<TemplateTemplateParmDecl>(Param)) {
|
|
VisitTemplateDecl(TTPD);
|
|
// FIXME: print the default argument, if present.
|
|
}
|
|
}
|
|
|
|
Out << "> ";
|
|
}
|
|
|
|
void ForwardDeclPrinter::VisitTemplateDecl(const TemplateDecl *D) {
|
|
PrintTemplateParameters(D->getTemplateParameters());
|
|
|
|
if (const TemplateTemplateParmDecl *TTP =
|
|
dyn_cast<TemplateTemplateParmDecl>(D)) {
|
|
Out << "class ";
|
|
if (TTP->isParameterPack())
|
|
Out << "...";
|
|
Out << D->getName();
|
|
} else {
|
|
Visit(D->getTemplatedDecl());
|
|
}
|
|
}
|
|
|
|
void ForwardDeclPrinter::VisitFunctionTemplateDecl(FunctionTemplateDecl *D) {
|
|
if(D->getNameAsString().size() == 0
|
|
|| D->getNameAsString()[0] == '_'
|
|
|| D->isCXXClassMember()) {
|
|
m_SkipFlag = true;
|
|
return;
|
|
}
|
|
|
|
|
|
if (PrintInstantiation) {
|
|
TemplateParameterList *Params = D->getTemplateParameters();
|
|
for (FunctionTemplateDecl::spec_iterator I = D->spec_begin(),
|
|
E = D->spec_end(); I != E; ++I) {
|
|
PrintTemplateParameters(Params, (*I)->getTemplateSpecializationArgs());
|
|
Visit(*I);
|
|
}
|
|
}
|
|
|
|
return VisitRedeclarableTemplateDecl(D);
|
|
}
|
|
|
|
void ForwardDeclPrinter::VisitClassTemplateDecl(ClassTemplateDecl *D) {
|
|
if(ClassDeclNames.find(D->getNameAsString()) != ClassDeclNames.end()
|
|
|| D->getName().size() == 0 ) {
|
|
m_SkipFlag = true;
|
|
return;
|
|
}
|
|
if (PrintInstantiation) {
|
|
TemplateParameterList *Params = D->getTemplateParameters();
|
|
for (ClassTemplateDecl::spec_iterator I = D->spec_begin(),
|
|
E = D->spec_end(); I != E; ++I) {
|
|
PrintTemplateParameters(Params, &(*I)->getTemplateArgs());
|
|
Visit(*I);
|
|
Out << '\n';
|
|
}
|
|
}
|
|
|
|
return VisitRedeclarableTemplateDecl(D);
|
|
}
|
|
void ForwardDeclPrinter::VisitClassTemplateSpecializationDecl
|
|
(clang::ClassTemplateSpecializationDecl* D) {
|
|
|
|
//D->dump();
|
|
|
|
}
|
|
void ForwardDeclPrinter::printSemiColon(bool flag) {
|
|
if (flag)
|
|
{
|
|
if(!m_SkipFlag)
|
|
Out << ";\n";
|
|
else
|
|
m_SkipFlag = false;
|
|
}
|
|
else Out << ";\n";
|
|
}
|
|
}//end namespace cling
|