| /* |
| * Copyright (c) 2017-2018 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. |
| */ |
| #pragma once |
| |
| #include "arm_gemm.hpp" |
| |
| namespace arm_gemm |
| { |
| template <typename To, typename Tr> |
| class GemmBatched : public GemmCommon<To, Tr> |
| { |
| private: |
| UniqueGemmCommon<To, Tr> _subgemm = nullptr; |
| |
| public: |
| GemmBatched(const CPUInfo &ci, const unsigned int M, const unsigned int N, const unsigned int K, |
| const unsigned int nbatches, const unsigned int nmulti, const bool trA, const bool trB, |
| const To alpha, const To beta, const int maxthreads, const bool pretransposed_hint) |
| { |
| /* Just create a subgemm with batches->M */ |
| _subgemm = gemm<To, Tr>(ci, nbatches, N, K, 1, nmulti, trA, trB, alpha, beta, maxthreads, pretransposed_hint); |
| } |
| |
| void set_arrays(const To *A, const int lda, const int A_batch_stride, const int A_multi_stride, |
| const To *B, const int ldb, const int B_multi_stride, |
| Tr *C, const int ldc, const int C_batch_stride, const int C_multi_stride) override |
| { |
| /* A and C's batch stride becomes their new row stride. New batch stride is 0 as nbatches for subgemm is always 1. */ |
| _subgemm->set_arrays(A, A_batch_stride, 0, A_multi_stride, |
| B, ldb, B_multi_stride, |
| C, C_batch_stride, 0, C_multi_stride); |
| } |
| |
| unsigned int get_window_size() const override |
| { |
| return _subgemm->get_window_size(); |
| } |
| |
| void set_nthreads(int nthreads) override |
| { |
| _subgemm->set_nthreads(nthreads); |
| } |
| |
| void execute(unsigned int start, unsigned int end, int threadid) override |
| { |
| _subgemm->execute(start, end, threadid); |
| } |
| |
| size_t get_working_size() const override |
| { |
| return _subgemm->get_working_size(); |
| } |
| |
| void set_working_space(void *space) override |
| { |
| _subgemm->set_working_space(space); |
| } |
| |
| bool B_is_pretransposed() const override |
| { |
| return _subgemm->B_is_pretransposed(); |
| } |
| |
| bool B_pretranspose_required() const override |
| { |
| return _subgemm->B_pretranspose_required(); |
| } |
| |
| size_t get_B_pretransposed_array_size() const override |
| { |
| return _subgemm->get_B_pretransposed_array_size(); |
| } |
| |
| void pretranspose_B_array(void *buffer, const To *B, const int ldb, const int B_multi_stride) override |
| { |
| _subgemm->pretranspose_B_array(buffer, B, ldb, B_multi_stride); |
| } |
| |
| void set_pretransposed_B_data(void *buffer) override |
| { |
| _subgemm->set_pretransposed_B_data(buffer); |
| } |
| }; |
| |
| } // namespace arm_gemm |