From 6ab94e0b318884bbcb95e2ea3835f951502e1d99 Mon Sep 17 00:00:00 2001 From: jaseg Date: Wed, 14 Oct 2020 12:47:28 +0200 Subject: Move firmware into subdirectory --- .../nn_test/Ref_Implementations/arm_pool_ref.c | 96 ++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 fw/midi-dials/Drivers/CMSIS/NN/NN_Lib_Tests/nn_test/Ref_Implementations/arm_pool_ref.c (limited to 'fw/midi-dials/Drivers/CMSIS/NN/NN_Lib_Tests/nn_test/Ref_Implementations/arm_pool_ref.c') diff --git a/fw/midi-dials/Drivers/CMSIS/NN/NN_Lib_Tests/nn_test/Ref_Implementations/arm_pool_ref.c b/fw/midi-dials/Drivers/CMSIS/NN/NN_Lib_Tests/nn_test/Ref_Implementations/arm_pool_ref.c new file mode 100644 index 0000000..b75a0a2 --- /dev/null +++ b/fw/midi-dials/Drivers/CMSIS/NN/NN_Lib_Tests/nn_test/Ref_Implementations/arm_pool_ref.c @@ -0,0 +1,96 @@ +/* + * Copyright (C) 2010-2018 Arm Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "ref_functions.h" + +void arm_avepool_q7_HWC_ref(const q7_t * Im_in, // input image + const uint16_t dim_im_in, // input image dimension + const uint16_t ch_im_in, // number of input image channels + const uint16_t dim_kernel, // window kernel size + const uint16_t padding, // padding sizes + const uint16_t stride, // stride + const uint16_t dim_im_out, // output image dimension + q7_t * bufferA, // a buffer for local storage + q7_t * Im_out) +{ + int16_t i_ch_in, i_x, i_y; + int16_t k_x, k_y; + + for (i_ch_in = 0; i_ch_in < ch_im_in; i_ch_in++) + { + for (i_y = 0; i_y < dim_im_out; i_y++) + { + for (i_x = 0; i_x < dim_im_out; i_x++) + { + int sum = 0; + int count = 0; + for (k_y = i_y * stride - padding; k_y < i_y * stride - padding + dim_kernel; k_y++) + { + for (k_x = i_x * stride - padding; k_x < i_x * stride - padding + dim_kernel; k_x++) + { + if (k_y >= 0 && k_x >= 0 && k_y < dim_im_in && k_x < dim_im_in) + { + sum += Im_in[i_ch_in + ch_im_in * (k_x + k_y * dim_im_in)]; + count++; + } + } + } + Im_out[i_ch_in + ch_im_in * (i_x + i_y * dim_im_out)] = sum / count; + } + } + } +} + +void arm_maxpool_q7_HWC_ref(const q7_t * Im_in, // input image + const uint16_t dim_im_in, // input image dimension + const uint16_t ch_im_in, // number of input image channels + const uint16_t dim_kernel, // window kernel size + const uint16_t padding, // padding sizes + const uint16_t stride, // stride + const uint16_t dim_im_out, // output image dimension + q7_t * bufferA, // a buffer for local storage + q7_t * Im_out) +{ + int16_t i_ch_in, i_x, i_y; + int16_t k_x, k_y; + + for (i_ch_in = 0; i_ch_in < ch_im_in; i_ch_in++) + { + for (i_y = 0; i_y < dim_im_out; i_y++) + { + for (i_x = 0; i_x < dim_im_out; i_x++) + { + int max = -129; + for (k_y = i_y * stride - padding; k_y < i_y * stride - padding + dim_kernel; k_y++) + { + for (k_x = i_x * stride - padding; k_x < i_x * stride - padding + dim_kernel; k_x++) + { + if (k_y >= 0 && k_x >= 0 && k_y < dim_im_in && k_x < dim_im_in) + { + if (Im_in[i_ch_in + ch_im_in * (k_x + k_y * dim_im_in)] > max) + { + max = Im_in[i_ch_in + ch_im_in * (k_x + k_y * dim_im_in)]; + } + } + } + } + Im_out[i_ch_in + ch_im_in * (i_x + i_y * dim_im_out)] = max; + } + } + } +} -- cgit