cuda_toolkit/include/crt/sm_80_rt.hpp

/*

 * Copyright 2017-2021 NVIDIA Corporation.  All rights reserved.

 *

 * NOTICE TO LICENSEE:

 *

 * This source code and/or documentation ("Licensed Deliverables") are

 * subject to NVIDIA intellectual property rights under U.S. and

 * international Copyright laws.

 *

 * These Licensed Deliverables contained herein is PROPRIETARY and

 * CONFIDENTIAL to NVIDIA and is being provided under the terms and

 * conditions of a form of NVIDIA software license agreement by and

 * between NVIDIA and Licensee ("License Agreement") or electronically

 * accepted by Licensee.  Notwithstanding any terms or conditions to

 * the contrary in the License Agreement, reproduction or disclosure

 * of the Licensed Deliverables to any third party without the express

 * written consent of NVIDIA is prohibited.

 *

 * NOTWITHSTANDING ANY TERMS OR CONDITIONS TO THE CONTRARY IN THE

 * LICENSE AGREEMENT, NVIDIA MAKES NO REPRESENTATION ABOUT THE

 * SUITABILITY OF THESE LICENSED DELIVERABLES FOR ANY PURPOSE.  IT IS

 * PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND.

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 * OF THESE LICENSED DELIVERABLES.

 *

 * U.S. Government End Users.  These Licensed Deliverables are a

 * "commercial item" as that term is defined at 48 C.F.R. 2.101 (OCT

 * 1995), consisting of "commercial computer software" and "commercial

 * computer software documentation" as such terms are used in 48

 * C.F.R. 12.212 (SEPT 1995) and is provided to the U.S. Government

 * only as a commercial end item.  Consistent with 48 C.F.R.12.212 and

 * 48 C.F.R. 227.7202-1 through 227.7202-4 (JUNE 1995), all

 * U.S. Government End Users acquire the Licensed Deliverables with

 * only those rights set forth herein.

 *

 * Any use of the Licensed Deliverables in individual and commercial

 * software must include, in the user documentation and internal

 * comments to the code, the above Disclaimer and U.S. Government End

 * Users Notice.

 */

#if !defined(__CUDA_INCLUDE_COMPILER_INTERNAL_HEADERS__)
#if defined(_MSC_VER)
#pragma message("crt/sm_80_rt.hpp is an internal header file and must not be used directly.  Please use cuda_runtime_api.h or cuda_runtime.h instead.")
#else
#warning "crt/sm_80_rt.hpp is an internal header file and must not be used directly.  Please use cuda_runtime_api.h or cuda_runtime.h instead."
#endif
#define __CUDA_INCLUDE_COMPILER_INTERNAL_HEADERS__
#define __UNDEF_CUDA_INCLUDE_COMPILER_INTERNAL_HEADERS_SM_80_RT_HPP__
#endif

#if !defined(__SM_80_RT_HPP__)
#define __SM_80_RT_HPP__

#if defined(__CUDACC_RTC__)
#define __SM_80_RT_DECL__ __host__ __device__
#else /* !__CUDACC_RTC__ */
#define __SM_80_RT_DECL__ static __device__ __inline__
#endif /* __CUDACC_RTC__ */

#if defined(__cplusplus) && defined(__CUDACC__)

#if !defined(__CUDA_ARCH__) || __CUDA_ARCH__ >= 800

/*******************************************************************************

*                                                                              *

*                                                                              *

*                                                                              *

*******************************************************************************/

#include "builtin_types.h"
#include "device_types.h"
#include "host_defines.h"

/*******************************************************************************

*                                                                              *

*  Below are implementations of SM-8.0 builtin functions which are included as *

*  source (instead of being built in to the compiler)                          *

*                                                                              *

*******************************************************************************/

extern "C" { 
  __device_builtin__ __device__ unsigned __reduce_add_sync_unsigned_impl(unsigned, unsigned);
  __device_builtin__ __device__ unsigned __reduce_min_sync_unsigned_impl(unsigned, unsigned);
  __device_builtin__ __device__ unsigned __reduce_max_sync_unsigned_impl(unsigned, unsigned);
  __device_builtin__ __device__ int __reduce_add_sync_signed_impl(unsigned, int);
  __device_builtin__ __device__ int __reduce_min_sync_signed_impl(unsigned, int);
  __device_builtin__ __device__ int __reduce_max_sync_signed_impl(unsigned, int);
  __device_builtin__ __device__ unsigned __reduce_or_sync_unsigned_impl(unsigned, unsigned);
  __device_builtin__ __device__ unsigned __reduce_and_sync_unsigned_impl(unsigned, unsigned);
  __device_builtin__ __device__ unsigned __reduce_xor_sync_unsigned_impl(unsigned, unsigned);
}

__SM_80_RT_DECL__ unsigned __reduce_add_sync(unsigned mask, unsigned value) {
  return __reduce_add_sync_unsigned_impl(mask, value);
}

__SM_80_RT_DECL__ unsigned __reduce_min_sync(unsigned mask, unsigned value) {
  return __reduce_min_sync_unsigned_impl(mask, value);
}

__SM_80_RT_DECL__ unsigned __reduce_max_sync(unsigned mask, unsigned value) {
  return __reduce_max_sync_unsigned_impl(mask, value);
}

__SM_80_RT_DECL__ int __reduce_add_sync(unsigned mask, int value) {
  return __reduce_add_sync_signed_impl(mask, value);
}
  
__SM_80_RT_DECL__ int __reduce_min_sync(unsigned mask, int value) {
  return __reduce_min_sync_signed_impl(mask, value);
}

__SM_80_RT_DECL__ int __reduce_max_sync(unsigned mask, int value) {
  return __reduce_max_sync_signed_impl(mask, value);
}

__SM_80_RT_DECL__ unsigned __reduce_and_sync(unsigned mask, unsigned value) {
  return __reduce_and_sync_unsigned_impl(mask, value);
}

__SM_80_RT_DECL__ unsigned __reduce_or_sync(unsigned mask, unsigned value) {
  return __reduce_or_sync_unsigned_impl(mask, value);
}

__SM_80_RT_DECL__ unsigned __reduce_xor_sync(unsigned mask, unsigned value) {
  return __reduce_xor_sync_unsigned_impl(mask, value);
}
#endif /* !__CUDA_ARCH__ || __CUDA_ARCH__ >= 800 */

#endif /* __cplusplus && __CUDACC__ */

#undef __SM_80_RT_DECL__

#endif /* !__SM_80_RT_HPP__ */

#if defined(__UNDEF_CUDA_INCLUDE_COMPILER_INTERNAL_HEADERS_SM_80_RT_HPP__)
#undef __CUDA_INCLUDE_COMPILER_INTERNAL_HEADERS__
#undef __UNDEF_CUDA_INCLUDE_COMPILER_INTERNAL_HEADERS_SM_80_RT_HPP__
#endif