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//===--- TypeVisitor.h - IR-gen TypeVisitor specialization ------*- C++ -*-===//
//
// This source file is part of the Swift.org open source project
//
// Copyright (c) 2014 - 2017 Apple Inc. and the Swift project authors
// Licensed under Apache License v2.0 with Runtime Library Exception
//
// See https://swift.org/LICENSE.txt for license information
// See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
//
//===----------------------------------------------------------------------===//
//
// This file defines various type visitors that are useful in
// IR-generation.
//
//===----------------------------------------------------------------------===//
#ifndef SWIFT_IRGEN_TYPEVISITOR_H
#define SWIFT_IRGEN_TYPEVISITOR_H
#include "swift/AST/CanTypeVisitor.h"
namespace swift {
namespace irgen {
/// ReferenceTypeVisitor - This is a specialization of CanTypeVisitor
/// which automatically ignores non-reference types.
template <typename ImplClass, typename RetTy = void, typename... Args>
class ReferenceTypeVisitor : public CanTypeVisitor<ImplClass, RetTy, Args...> {
#define TYPE(Id) \
RetTy visit##Id##Type(Can##Id##Type T, Args... args) { \
llvm_unreachable(#Id "Type is not a reference type"); \
}
TYPE(BoundGenericEnum)
TYPE(BoundGenericStruct)
TYPE(BuiltinFloat)
TYPE(BuiltinInteger)
TYPE(BuiltinRawPointer)
TYPE(BuiltinVector)
TYPE(LValue)
TYPE(Metatype)
TYPE(Module)
TYPE(Enum)
TYPE(ReferenceStorage)
TYPE(Struct)
TYPE(Tuple)
#undef TYPE
// BuiltinNativeObject
// BuiltinBridgeObject
// Class
// BoundGenericClass
// Protocol
// ProtocolComposition
// Archetype
// Function
};
} // end namespace irgen
} // end namespace swift
#endif
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