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/*
* Copyright (c) 2017 ARM Limited.
*
* SPDX-License-Identifier: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#include "arm_compute/core/NEON/kernels/convolution/winograd/batched_blocked_gemm.hpp"
#include "arm_compute/core/NEON/kernels/convolution/winograd/gemm.hpp"
using namespace winograd;
template <const int MB, const int NB, typename TIn, typename TOut>
BatchedBlockedGemm<MB, NB, TIn, TOut>::BatchedBlockedGemm(
const unsigned int n_gemms,
const int M, const int K, const int N,
const int a_matrix_stride,
const int a_row_stride,
const int b_matrix_stride,
const int b_row_stride,
const int c_matrix_stride,
const int c_row_stride,
const TIn* const a_ptr,
const TIn* const b_ptr,
TOut* const c_ptr
) : n_gemms(n_gemms), M(M), N(N), K(K),
a_matrix_stride(a_matrix_stride),
a_row_stride(a_row_stride),
b_matrix_stride(b_matrix_stride),
b_row_stride(b_row_stride),
c_matrix_stride(c_matrix_stride),
c_row_stride(c_row_stride),
a_ptr(a_ptr), b_ptr(b_ptr), c_ptr(c_ptr)
{
}
template <const int MBlock, const int NBlock, typename TIn, typename TOut>
unsigned int BatchedBlockedGemm<MBlock, NBlock, TIn, TOut>::get_window() const
{
return n_gemms;
}
template <const int MBlock, const int NBlock, typename TIn, typename TOut>
void BatchedBlockedGemm<MBlock, NBlock, TIn, TOut>::run(
const unsigned int start, const unsigned int stop
)
{
// Perform the specified GEMMs
for (unsigned int i = start; i < stop; i++)
{
// Get pointers to the relevant matrices
const TIn* const mtr_a = a_ptr + i*a_matrix_stride;
const TIn* const mtr_b = b_ptr + i*b_matrix_stride;
TOut* const mtr_c = c_ptr + i*c_matrix_stride;
// Perform the GEMM
BlockedGemm<MBlock, NBlock, TIn, TOut>(
mtr_a, mtr_b, mtr_c, M, K, N,
a_row_stride, b_row_stride, c_row_stride
);
}
}
template class winograd::BatchedBlockedGemm<4, 16, float, float>;
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