diff options
Diffstat (limited to 'src/core/cpu/kernels/activation/sve/fp16.cpp')
| -rw-r--r-- | src/core/cpu/kernels/activation/sve/fp16.cpp | 130 |
1 files changed, 0 insertions, 130 deletions
diff --git a/src/core/cpu/kernels/activation/sve/fp16.cpp b/src/core/cpu/kernels/activation/sve/fp16.cpp deleted file mode 100644 index 5e76e82c52..0000000000 --- a/src/core/cpu/kernels/activation/sve/fp16.cpp +++ /dev/null @@ -1,130 +0,0 @@ -/* - * Copyright (c) 2020-2021 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. - */ -#if defined(__ARM_FEATURE_SVE) -#include "arm_compute/core/Helpers.h" -#include "arm_compute/core/ITensorPack.h" -#include "arm_compute/core/Window.h" - -#include <cmath> -#include <cstddef> - -#include "src/core/NEON/SVEMath.h" -#include <arm_sve.h> - -namespace arm_compute -{ -namespace cpu -{ -void fp16_sve_activation(const ITensor *src, ITensor *dst, const ActivationLayerInfo &act_info, const Window &window) -{ - const auto window_start_x = static_cast<int>(window.x().start()); - const auto window_end_x = static_cast<int>(window.x().end()); - const ActivationLayerInfo::ActivationFunction act = act_info.activation(); - - Window win_collapsed = window.collapse_if_possible(window, Window::DimZ); - win_collapsed.set(Window::DimX, Window::Dimension(0, 1, 1)); - - Iterator input(src, win_collapsed); - Iterator output(dst, win_collapsed); - - const auto const_1 = svdup_n_f16(1.f); - const auto const_0 = svdup_n_f16(0.f); - const auto const_6 = svdup_n_f16(6.f); - const auto const_3 = svdup_n_f16(3.f); - const auto const_inv_6 = svdup_n_f16(0.166666667f); - - const auto va = svdup_n_f16(act_info.a()); - const auto vb = svdup_n_f16(act_info.b()); - execute_window_loop(win_collapsed, [&](const Coordinates &) - { - const auto input_ptr = reinterpret_cast<const float16_t *>(input.ptr()); - const auto output_ptr = reinterpret_cast<float16_t *>(output.ptr()); - - svfloat16_t tmp; - - int x = window_start_x; - svbool_t pg = svwhilelt_b16(x, window_end_x); - do - { - const auto vin = svld1_f16(pg, input_ptr + x); - switch(act) - { - case ActivationLayerInfo::ActivationFunction::ABS: - tmp = svabs_f16_z(pg, vin); - break; - case ActivationLayerInfo::ActivationFunction::LINEAR: - tmp = svmla_f16_z(pg, vb, va, vin); - break; - case ActivationLayerInfo::ActivationFunction::LOGISTIC: - tmp = svinv_f16_z(pg, svadd_f16_z(pg, const_1, svexp_f16_z(pg, svneg_f16_z(pg, vin)))); - break; - case ActivationLayerInfo::ActivationFunction::RELU: - tmp = svmax_f16_z(pg, const_0, vin); - break; - case ActivationLayerInfo::ActivationFunction::BOUNDED_RELU: - tmp = svmin_f16_z(pg, va, svmax_f16_z(pg, const_0, vin)); - break; - case ActivationLayerInfo::ActivationFunction::LU_BOUNDED_RELU: - tmp = svmin_f16_z(pg, va, svmax_f16_z(pg, vb, vin)); - break; - case ActivationLayerInfo::ActivationFunction::LEAKY_RELU: - tmp = svadd_f16_z(pg, svmul_f16_z(pg, svmin_f16_z(pg, vin, const_0), va), svmax_f16_z(pg, vin, const_0)); - break; - case ActivationLayerInfo::ActivationFunction::SOFT_RELU: - tmp = svlog_f16_z(pg, svadd_f16_z(pg, const_1, svexp_f16_z(pg, vin))); - break; - case ActivationLayerInfo::ActivationFunction::ELU: - tmp = svsel_f16(svcmpgt_f16(pg, vin, const_0), vin, svmul_f16_z(pg, va, svsub_f16_z(pg, svexp_f16_z(pg, vin), const_1))); - break; - case ActivationLayerInfo::ActivationFunction::SQRT: - tmp = svsqrt_f16_z(pg, vin); - break; - case ActivationLayerInfo::ActivationFunction::SQUARE: - tmp = svmul_f16_z(pg, vin, vin); - break; - case ActivationLayerInfo::ActivationFunction::TANH: - tmp = svmul_f16_z(pg, va, svtanh_f16_z(pg, svmul_f16_z(pg, vb, vin))); - break; - case ActivationLayerInfo::ActivationFunction::IDENTITY: - tmp = vin; - break; - case ActivationLayerInfo::ActivationFunction::HARD_SWISH: - tmp = svmul_f16_z(pg, vin, svmul_f16_z(pg, const_inv_6, svmin_f16_z(pg, const_6, svmax_f16_z(pg, const_0, svadd_f16_z(pg, vin, const_3))))); - break; - default: - ARM_COMPUTE_ERROR("Unsupported activation function"); - } - svst1_f16(pg, output_ptr + x, tmp); - - x += svcnth(); - pg = svwhilelt_b16(x, window_end_x); - - } - while(svptest_any(svptrue_b16(), pg)); - }, - input, output); -} -} // namespace cpu -} // namespace arm_compute -#endif /* defined(__ARM_FEATURE_SVE) */
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