/*
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* Copyright (C) 2010-2018 Arm Limited or its affiliates. All rights reserved.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an AS IS BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "arm_math.h"
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#include "arm_nnfunctions.h"
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void arm_nn_mult_q7_ref(q7_t * pSrcA,
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q7_t * pSrcB,
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q7_t * pDst,
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const uint16_t out_shift,
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uint32_t blockSize) {
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uint16_t i;
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for (i = 0; i < blockSize; i++)
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{
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q31_t product = pSrcA[i] * pSrcB[i];
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#ifndef ARM_NN_TRUNCATE
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pDst[i] = (q7_t)__SSAT((product + (0x1 << (out_shift - 1)))>>out_shift, 8);
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#else
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pDst[i] = (q7_t)__SSAT(product >> out_shift, 8);
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#endif
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}
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}
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void arm_nn_mult_q15_ref(q15_t * pSrcA,
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q15_t * pSrcB,
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q15_t * pDst,
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const uint16_t out_shift,
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uint32_t blockSize) {
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uint16_t i;
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for (i = 0; i < blockSize; i++)
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{
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q31_t product = pSrcA[i] * pSrcB[i];
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#ifndef ARM_NN_TRUNCATE
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pDst[i] = (q15_t)__SSAT((product + (0x1 << (out_shift - 1)))>>out_shift, 16);
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#else
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pDst[i] = (q15_t)__SSAT(product >> out_shift, 16);
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#endif
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}
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}
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