114 lines
4.2 KiB
C++
114 lines
4.2 KiB
C++
/***************************************************************************************************
|
|
* Copyright (c) 2017 - 2023 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
|
|
* SPDX-License-Identifier: BSD-3-Clause
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are met:
|
|
*
|
|
* 1. Redistributions of source code must retain the above copyright notice, this
|
|
* list of conditions and the following disclaimer.
|
|
*
|
|
* 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
* this list of conditions and the following disclaimer in the documentation
|
|
* and/or other materials provided with the distribution.
|
|
*
|
|
* 3. Neither the name of the copyright holder nor the names of its
|
|
* contributors may be used to endorse or promote products derived from
|
|
* this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
|
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
|
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
**************************************************************************************************/
|
|
/*! \file
|
|
\brief Template for generic CUTLASS kernel.
|
|
*/
|
|
|
|
#pragma once
|
|
|
|
// __grid_constant__ was introduced in CUDA 11.7.
|
|
#if ((__CUDACC_VER_MAJOR__ >= 12) || ((__CUDACC_VER_MAJOR__ == 11) && (__CUDACC_VER_MINOR__ >= 7)))
|
|
# define CUTLASS_GRID_CONSTANT_SUPPORTED
|
|
#endif
|
|
|
|
// __grid_constant__ can be enabled only on SM70+
|
|
#if defined(CUTLASS_GRID_CONSTANT_SUPPORTED) && defined(__CUDA_ARCH__) && (__CUDA_ARCH__ >= 700)
|
|
# define CUTLASS_GRID_CONSTANT_ENABLED
|
|
#endif
|
|
|
|
#if ! defined(CUTLASS_GRID_CONSTANT)
|
|
# if defined(CUTLASS_GRID_CONSTANT_ENABLED)
|
|
# define CUTLASS_GRID_CONSTANT __grid_constant__
|
|
# else
|
|
# define CUTLASS_GRID_CONSTANT
|
|
# endif
|
|
#endif
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
namespace cutlass {
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
/// Generic CUTLASS kernel template.
|
|
template <typename Operator>
|
|
__global__
|
|
void Kernel(typename Operator::Params params) {
|
|
// Dynamic shared memory base pointer
|
|
extern __shared__ int SharedStorageBase[];
|
|
// Declare pointer to dynamic shared memory.
|
|
typename Operator::SharedStorage *shared_storage =
|
|
reinterpret_cast<typename Operator::SharedStorage *>(SharedStorageBase);
|
|
|
|
Operator op;
|
|
|
|
op(params, *shared_storage);
|
|
}
|
|
|
|
|
|
/// Generic CUTLASS kernel template.
|
|
template <typename Operator>
|
|
__global__
|
|
void Kernel2(typename Operator::Params params) {
|
|
// Dynamic shared memory base pointer
|
|
extern __shared__ int SharedStorageBase[];
|
|
// Declare pointer to dynamic shared memory.
|
|
typename Operator::SharedStorage *shared_storage =
|
|
reinterpret_cast<typename Operator::SharedStorage *>(SharedStorageBase);
|
|
|
|
Operator::invoke(params, *shared_storage);
|
|
}
|
|
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
//
|
|
// 3.0 specific launch
|
|
//
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
/// Generic CUTLASS kernel template.
|
|
template <typename Operator>
|
|
__global__
|
|
#ifdef __CUDACC__
|
|
// Enclosing this in __CUDACC__ suppresses MSVC warnings.
|
|
__launch_bounds__(Operator::MaxThreadsPerBlock, Operator::MinBlocksPerMultiprocessor)
|
|
#endif // __CUDACC__
|
|
void device_kernel(CUTLASS_GRID_CONSTANT typename Operator::Params const params)
|
|
{
|
|
// Dynamic shared memory base pointer
|
|
extern __shared__ char smem[];
|
|
Operator op;
|
|
op(params, smem);
|
|
}
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
} /// namespace cutlass
|