/*
* 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_fully_connected_q15_ref(const q15_t * pV, // pointer to vector
const q15_t * pM, // pointer to matrix
const uint16_t dim_vec, // length of the vector
const uint16_t num_of_rows, // numCol of A
const uint16_t bias_shift, // amount of left-shift for bias
const uint16_t out_shift, // amount of right-shift for output
const q15_t * bias, q15_t * pOut, // output operand
q15_t * vec_buffer)
{
for (int i = 0; i < num_of_rows; i++)
{
#ifndef ARM_NN_TRUNCATE
int ip_out = (bias[i] << bias_shift) + (0x1 << (out_shift - 1));
#else
int ip_out = bias[i] << bias_shift;
#endif
for (int j = 0; j < dim_vec; j++)
{
ip_out += pV[j] * pM[i * dim_vec + j];
}
pOut[i] = (q15_t) __SSAT((ip_out >> out_shift), 16);
}
}