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Diffstat (limited to 'tests/validation/reference/GEMM.cpp')
-rw-r--r-- | tests/validation/reference/GEMM.cpp | 122 |
1 files changed, 122 insertions, 0 deletions
diff --git a/tests/validation/reference/GEMM.cpp b/tests/validation/reference/GEMM.cpp new file mode 100644 index 0000000000..77d025ec8e --- /dev/null +++ b/tests/validation/reference/GEMM.cpp @@ -0,0 +1,122 @@ +/* + * 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, typename std::enable_if<is_floating_point<T>::value, int>::type> +SimpleTensor<T> gemm(const SimpleTensor<T> &a, const SimpleTensor<T> &b, const SimpleTensor<T> &c, float alpha, float beta) +{ + // Create reference + SimpleTensor<T> dst{ c.shape(), c.data_type(), 1, c.fixed_point_position() }; + + // Compute reference + const int M = dst.shape().y(); + const int N = dst.shape().x(); + const int K = a.shape().x(); + + for(int row = 0; row < M; ++row) + { + for(int col = 0; col < N; ++col) + { + T acc(0); + + for(int k = 0; k < K; ++k) + { + acc += a[row * K + k] * b[k * N + col]; + } + + // Finalize the result: alpha * A * B + beta * C + dst[col + row * N] = alpha * acc + beta * c[col + row * N]; + } + } + + return dst; +} + +template <typename T, typename std::enable_if<std::is_integral<T>::value, int>::type> +SimpleTensor<T> gemm(const SimpleTensor<T> &a, const SimpleTensor<T> &b, const SimpleTensor<T> &c, float alpha, float beta) +{ + using namespace fixed_point_arithmetic; + + // Create reference + SimpleTensor<T> dst{ c.shape(), c.data_type(), 1, c.fixed_point_position() }; + + // Compute reference + using promoted_type = fixed_point_arithmetic::traits::promote_t<T>; + + const int M = dst.shape().y(); + const int N = dst.shape().x(); + const int K = a.shape().x(); + const int fixed_point_position = a.fixed_point_position(); + + const fixed_point<T> alpha_q(alpha, fixed_point_position); + const fixed_point<T> beta_q(beta, fixed_point_position); + + for(int row = 0; row < M; ++row) + { + for(int col = 0; col < N; ++col) + { + fixed_point<promoted_type> acc_q(0, fixed_point_position); + + for(int k = 0; k < K; ++k) + { + const fixed_point<promoted_type> a0_q(a[row * K + k], fixed_point_position, true); + const fixed_point<promoted_type> b0_q(b[k * N + col], fixed_point_position, true); + + acc_q = acc_q + (a0_q * b0_q); + } + + // Finalize the result: alpha * A * B + beta * C + const fixed_point<T> c0_q(c[col + row * N], fixed_point_position, true); + + fixed_point<T> res_q(acc_q); + res_q = alpha_q * res_q; + res_q = res_q + (beta_q * c0_q); + + // Store the result + dst[col + row * N] = res_q.raw(); + } + } + + return dst; +} + +template SimpleTensor<float> gemm(const SimpleTensor<float> &a, const SimpleTensor<float> &b, const SimpleTensor<float> &c, float alpha, float beta); +template SimpleTensor<half> gemm(const SimpleTensor<half> &a, const SimpleTensor<half> &b, const SimpleTensor<half> &c, float alpha, float beta); +template SimpleTensor<qint8_t> gemm(const SimpleTensor<qint8_t> &a, const SimpleTensor<qint8_t> &b, const SimpleTensor<qint8_t> &c, float alpha, float beta); +template SimpleTensor<qint16_t> gemm(const SimpleTensor<qint16_t> &a, const SimpleTensor<qint16_t> &b, const SimpleTensor<qint16_t> &c, float alpha, float beta); +} // namespace reference +} // namespace validation +} // namespace test +} // namespace arm_compute |