llvm/clang/include/clang/Basic/AddressSpaces.h

//===- AddressSpaces.h - Language-specific address spaces -------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
/// \file
/// Provides definitions for the various language-specific address
/// spaces.
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_BASIC_ADDRESSSPACES_H
#define LLVM_CLANG_BASIC_ADDRESSSPACES_H

#include <cassert>

namespace clang {

/// Defines the address space values used by the address space qualifier
/// of QualType.
///
enum class LangAS : unsigned { … };

/// The type of a lookup table which maps from language-specific address spaces
/// to target-specific ones.
LangASMap;

/// \return whether \p AS is a target-specific address space rather than a
/// clang AST address space
inline bool isTargetAddressSpace(LangAS AS) { … }

inline unsigned toTargetAddressSpace(LangAS AS) { … }

inline LangAS getLangASFromTargetAS(unsigned TargetAS) { … }

inline bool isPtrSizeAddressSpace(LangAS AS) { … }

} // namespace clang

#endif // LLVM_CLANG_BASIC_ADDRESSSPACES_H