void ODRHash::AddDeclarationName(DeclarationName Name) {
// Index all DeclarationName and use index numbers to refer to them.
auto Result = DeclNameMap.insert(std::make_pair(Name, DeclNameMap.size()));
ID.AddInteger(Result.first->second);
if (!Result.second) {
// If found in map, the the DeclarationName has previously been processed.
return;
}
// First time processing each DeclarationName, also process its details.
AddBoolean(Name.isEmpty());
if (Name.isEmpty())
return;
auto Kind = Name.getNameKind();
ID.AddInteger(Kind);
switch (Kind) {
case DeclarationName::Identifier:
AddIdentifierInfo(Name.getAsIdentifierInfo());
break;
case DeclarationName::ObjCZeroArgSelector:
case DeclarationName::ObjCOneArgSelector:
case DeclarationName::ObjCMultiArgSelector: {
Selector S = Name.getObjCSelector();
AddBoolean(S.isNull());
AddBoolean(S.isKeywordSelector());
AddBoolean(S.isUnarySelector());
unsigned NumArgs = S.getNumArgs();
for (unsigned i = 0; i < NumArgs; ++i) {
AddIdentifierInfo(S.getIdentifierInfoForSlot(i));
}
break;
}
case DeclarationName::CXXConstructorName:
case DeclarationName::CXXDestructorName:
AddQualType(Name.getCXXNameType());
break;
case DeclarationName::CXXOperatorName:
ID.AddInteger(Name.getCXXOverloadedOperator());
break;
case DeclarationName::CXXLiteralOperatorName:
AddIdentifierInfo(Name.getCXXLiteralIdentifier());
break;
case DeclarationName::CXXConversionFunctionName:
AddQualType(Name.getCXXNameType());
break;
case DeclarationName::CXXUsingDirective:
break;
case DeclarationName::CXXDeductionGuideName: {
auto *Template = Name.getCXXDeductionGuideTemplate();
AddBoolean(Template);
if (Template) {
AddDecl(Template);
}
}
}
}
void ODRHash::AddDeclarationName(DeclarationName Name) {
AddBoolean(Name.isEmpty());
if (Name.isEmpty())
return;
auto Kind = Name.getNameKind();
ID.AddInteger(Kind);
switch (Kind) {
case DeclarationName::Identifier:
AddIdentifierInfo(Name.getAsIdentifierInfo());
break;
case DeclarationName::ObjCZeroArgSelector:
case DeclarationName::ObjCOneArgSelector:
case DeclarationName::ObjCMultiArgSelector: {
Selector S = Name.getObjCSelector();
AddBoolean(S.isNull());
AddBoolean(S.isKeywordSelector());
AddBoolean(S.isUnarySelector());
unsigned NumArgs = S.getNumArgs();
for (unsigned i = 0; i < NumArgs; ++i) {
AddIdentifierInfo(S.getIdentifierInfoForSlot(i));
}
break;
}
case DeclarationName::CXXConstructorName:
case DeclarationName::CXXDestructorName:
AddQualType(Name.getCXXNameType());
break;
case DeclarationName::CXXOperatorName:
ID.AddInteger(Name.getCXXOverloadedOperator());
break;
case DeclarationName::CXXLiteralOperatorName:
AddIdentifierInfo(Name.getCXXLiteralIdentifier());
break;
case DeclarationName::CXXConversionFunctionName:
AddQualType(Name.getCXXNameType());
break;
case DeclarationName::CXXUsingDirective:
break;
case DeclarationName::CXXDeductionGuideName: {
auto *Template = Name.getCXXDeductionGuideTemplate();
AddBoolean(Template);
if (Template) {
AddDecl(Template);
}
}
}
}
bool index::printSymbolName(const Decl *D, const LangOptions &LO,
raw_ostream &OS) {
if (auto *ND = dyn_cast<NamedDecl>(D)) {
PrintingPolicy Policy(LO);
// Forward references can have different template argument names. Suppress
// the template argument names in constructors to make their name more
// stable.
Policy.SuppressTemplateArgsInCXXConstructors = true;
DeclarationName DeclName = ND->getDeclName();
if (DeclName.isEmpty())
return true;
DeclName.print(OS, Policy);
return false;
} else {
return true;
}
}