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Diffstat (limited to 'tests/validation/CPP/GEMMLowp.cpp')
-rw-r--r-- | tests/validation/CPP/GEMMLowp.cpp | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/tests/validation/CPP/GEMMLowp.cpp b/tests/validation/CPP/GEMMLowp.cpp new file mode 100644 index 0000000000..d172a773b6 --- /dev/null +++ b/tests/validation/CPP/GEMMLowp.cpp @@ -0,0 +1,78 @@ +/* + * 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 "GEMM.h" + +#include "arm_compute/core/Types.h" +#include "tests/validation/FixedPoint.h" + +namespace arm_compute +{ +namespace test +{ +namespace validation +{ +namespace reference +{ +template <typename T> +SimpleTensor<T> gemmlowp(const SimpleTensor<T> &a, const SimpleTensor<T> &b, SimpleTensor<T> &c, + int32_t a_offset, int32_t b_offset, int32_t c_offset, int32_t c_mult_int, int32_t out_shift) +{ + const int K = a.shape().x(); + const int b_width = b.shape().x(); + const int rows = c.shape().y(); //M + const int cols = c.shape().x(); //N + std::vector<int32_t> acc; + acc.resize(cols); + for(int i = 0; i < rows; ++i) + { + for(int j = 0; j < cols; ++j) + { + acc[j] = 0; + } + for(int k = 0; k < K; ++k) + { + const int32_t tmp_a = a_offset + static_cast<int32_t>(a[k + i * K]); + for(int j = 0; j < b_width; ++j) + { + const int32_t tmp_b = b_offset + static_cast<int32_t>(b[j + k * b_width]); + const int32_t mult_as_int = tmp_a * tmp_b; + acc[j] += mult_as_int; + } + } + for(int j = 0; j < cols; ++j) + { + const int32_t result = ((c_offset + acc[j]) * c_mult_int) >> out_shift; + c[j + i * cols] = static_cast<uint8_t>(std::min(255, std::max(0, result))); + } + } + + return c; +} + +template SimpleTensor<uint8_t> gemmlowp(const SimpleTensor<uint8_t> &a, const SimpleTensor<uint8_t> &b, SimpleTensor<uint8_t> &c, + int32_t a_offset, int32_t b_offset, int32_t c_offset, int32_t c_mult_int, int32_t out_shift); +} // namespace reference +} // namespace validation +} // namespace test +} // namespace arm_compute |