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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 Twine;
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,
CUDA_102,
CUDA_110,
LATEST = CUDA_110,
LATEST_SUPPORTED = CUDA_101,
};
const char *CudaVersionToString(CudaVersion V);
// Input is "Major.Minor"
CudaVersion CudaStringToVersion(const llvm::Twine &S);
enum class CudaArch {
UNUSED,
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,
SM_80,
GFX600,
GFX601,
GFX602,
GFX700,
GFX701,
GFX702,
GFX703,
GFX704,
GFX705,
GFX801,
GFX802,
GFX803,
GFX805,
GFX810,
GFX900,
GFX902,
GFX904,
GFX906,
GFX908,
GFX909,
GFX90c,
GFX1010,
GFX1011,
GFX1012,
GFX1030,
GFX1031,
GFX1032,
GFX1033,
LAST,
};
static inline bool IsNVIDIAGpuArch(CudaArch A) {
return A >= CudaArch::SM_20 && A < CudaArch::GFX600;
}
static inline bool IsAMDGpuArch(CudaArch A) {
return A >= CudaArch::GFX600 && A < CudaArch::LAST;
}
const char *CudaArchToString(CudaArch A);
const char *CudaArchToVirtualArchString(CudaArch A);
// The input should have the form "sm_20".
CudaArch StringToCudaArch(llvm::StringRef S);
/// 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,
};
CudaVersion ToCudaVersion(llvm::VersionTuple);
bool CudaFeatureEnabled(llvm::VersionTuple, CudaFeature);
bool CudaFeatureEnabled(CudaVersion, CudaFeature);
} // namespace clang
#endif
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