llvm/llvm/include/llvm/Support/AMDGPUAddrSpace.h

//===---------------- AMDGPUAddrSpace.h -------------------------*- 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
/// AMDGPU address space definition
///
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_SUPPORT_AMDGPUADDRSPACE_H
#define LLVM_SUPPORT_AMDGPUADDRSPACE_H

namespace llvm {
/// OpenCL uses address spaces to differentiate between
/// various memory regions on the hardware. On the CPU
/// all of the address spaces point to the same memory,
/// however on the GPU, each address space points to
/// a separate piece of memory that is unique from other
/// memory locations.
namespace AMDGPUAS {
enum : unsigned { … };
} // end namespace AMDGPUAS

namespace AMDGPU {
inline bool isFlatGlobalAddrSpace(unsigned AS) { … }

inline bool isExtendedGlobalAddrSpace(unsigned AS) { … }

inline bool isConstantAddressSpace(unsigned AS) { … }
} // end namespace AMDGPU

} // end namespace llvm

#endif // LLVM_SUPPORT_AMDGPUADDRSPACE_H