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//===--- Cuda.h - Utilities for compiling CUDA code ------------*- 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
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_CLANG_BASIC_CUDA_H
#define LLVM_CLANG_BASIC_CUDA_H
namespace llvm {
class StringRef;
class VersionTuple;
} // namespace llvm
namespace clang {
enum class CudaVersion {
UNKNOWN,
CUDA_70,
CUDA_75,
CUDA_80,
CUDA_90,
CUDA_91,
CUDA_92,
CUDA_100,
CUDA_101,
LATEST = CUDA_101,
};
const char *CudaVersionToString(CudaVersion V);
// Input is "Major.Minor"
CudaVersion CudaStringToVersion(llvm::StringRef S);
enum class CudaArch {
UNKNOWN,
SM_20,
SM_21,
SM_30,
SM_32,
SM_35,
SM_37,
SM_50,
SM_52,
SM_53,
SM_60,
SM_61,
SM_62,
SM_70,
SM_72,
SM_75,
GFX600,
GFX601,
GFX700,
GFX701,
GFX702,
GFX703,
GFX704,
GFX801,
GFX802,
GFX803,
GFX810,
GFX900,
GFX902,
GFX904,
GFX906,
GFX909,
LAST,
};
const char *CudaArchToString(CudaArch A);
// The input should have the form "sm_20".
CudaArch StringToCudaArch(llvm::StringRef S);
enum class CudaVirtualArch {
UNKNOWN,
COMPUTE_20,
COMPUTE_30,
COMPUTE_32,
COMPUTE_35,
COMPUTE_37,
COMPUTE_50,
COMPUTE_52,
COMPUTE_53,
COMPUTE_60,
COMPUTE_61,
COMPUTE_62,
COMPUTE_70,
COMPUTE_72,
COMPUTE_75,
COMPUTE_AMDGCN,
};
const char *CudaVirtualArchToString(CudaVirtualArch A);
// The input should have the form "compute_20".
CudaVirtualArch StringToCudaVirtualArch(llvm::StringRef S);
/// Get the compute_xx corresponding to an sm_yy.
CudaVirtualArch VirtualArchForCudaArch(CudaArch A);
/// Get the earliest CudaVersion that supports the given CudaArch.
CudaVersion MinVersionForCudaArch(CudaArch A);
/// Get the latest CudaVersion that supports the given CudaArch.
CudaVersion MaxVersionForCudaArch(CudaArch A);
// Various SDK-dependent features that affect CUDA compilation
enum class CudaFeature {
// CUDA-9.2+ uses a new API for launching kernels.
CUDA_USES_NEW_LAUNCH,
// CUDA-10.1+ needs explicit end of GPU binary registration.
CUDA_USES_FATBIN_REGISTER_END,
};
bool CudaFeatureEnabled(llvm::VersionTuple, CudaFeature);
bool CudaFeatureEnabled(CudaVersion, CudaFeature);
} // namespace clang
#endif
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