| /* |
| * 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. |
| */ |
| #include "GEMM.h" |
| |
| #include "arm_compute/core/Types.h" |
| |
| namespace arm_compute |
| { |
| namespace test |
| { |
| namespace validation |
| { |
| namespace reference |
| { |
| template <typename T> |
| SimpleTensor<T> gemm_interleave_4x4(const SimpleTensor<T> &in, SimpleTensor<T> &out) |
| { |
| const T *mtx_in = reinterpret_cast<const T *>(in.data()); |
| T *mtx_ref = reinterpret_cast<T *>(out.data()); |
| const int32_t in_rows = in.shape().y(); |
| const int32_t in_cols = in.shape().x(); |
| const int32_t out_stride = out.shape().x(); |
| int32_t y = 0; |
| for(; y <= (in_rows - 4); y += 4) |
| { |
| const T *in_ptr = &mtx_in[y * in_cols]; |
| |
| for(int32_t x = 0; x < in_cols; x++) |
| { |
| const T tmp[4] = { in_ptr[x + 0 * in_cols], |
| in_ptr[x + 1 * in_cols], |
| in_ptr[x + 2 * in_cols], |
| in_ptr[x + 3 * in_cols] |
| }; |
| |
| T *dst = &mtx_ref[static_cast<size_t>(x * 4.f) + static_cast<size_t>(std::ceil(y / 4.f)) * out_stride]; |
| memcpy(dst, tmp, sizeof(T) * 4); |
| } |
| } |
| |
| // Leftover along the Y direction |
| const int32_t leftover_y = in_rows - y; |
| |
| if(leftover_y != 0) |
| { |
| const T *in_ptr = &mtx_in[y * in_cols]; |
| |
| for(int32_t x = 0; x < in_cols; x++) |
| { |
| T tmp[4] = { 0, 0, 0, 0 }; |
| |
| for(int32_t k = 0; k < leftover_y; k++) |
| { |
| tmp[k] = in_ptr[k * in_cols + x]; |
| } |
| T *dst = &mtx_ref[static_cast<size_t>(x * 4.f) + static_cast<size_t>(std::ceil(y / 4.f)) * out_stride]; |
| memcpy(dst, tmp, sizeof(T) * 4); |
| } |
| } |
| |
| return out; |
| } |
| |
| } // namespace reference |
| } // namespace validation |
| } // namespace test |
| } // namespace arm_compute |