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//===--- MangleNumberingContext.cpp - Context for mangling numbers --------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file defines the LambdaMangleContext class, which keeps track of
// the Itanium C++ ABI mangling numbers for lambda expressions.
//
//===----------------------------------------------------------------------===//
#include "clang/AST/MangleNumberingContext.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/DeclCXX.h"
using namespace clang;
unsigned
MangleNumberingContext::getManglingNumber(const CXXMethodDecl *CallOperator) {
const FunctionProtoType *Proto
= CallOperator->getType()->getAs<FunctionProtoType>();
ASTContext &Context = CallOperator->getASTContext();
QualType Key = Context.getFunctionType(Context.VoidTy, Proto->getArgTypes(),
FunctionProtoType::ExtProtoInfo());
Key = Context.getCanonicalType(Key);
return ++ManglingNumbers[Key->castAs<FunctionProtoType>()];
}
unsigned
MangleNumberingContext::getManglingNumber(const BlockDecl *BD) {
// FIXME: Compute a BlockPointerType? Not obvious how.
const Type *Ty = 0;
return ++ManglingNumbers[Ty];
}
unsigned
MangleNumberingContext::getManglingNumber(const TagDecl *TD) {
return ++TagManglingNumbers[TD->getIdentifier()];
}
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