| /* |
| * 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 "arm_math.h" |
| #include "arm_nnfunctions.h" |
| |
| void arm_nn_mult_q7_ref(q7_t * pSrcA, |
| q7_t * pSrcB, |
| q7_t * pDst, |
| const uint16_t out_shift, |
| uint32_t blockSize) { |
| uint16_t i; |
| |
| for (i = 0; i < blockSize; i++) |
| { |
| q31_t product = pSrcA[i] * pSrcB[i]; |
| #ifndef ARM_NN_TRUNCATE |
| pDst[i] = (q7_t)__SSAT((product + (0x1 << (out_shift - 1)))>>out_shift, 8); |
| #else |
| pDst[i] = (q7_t)__SSAT(product >> out_shift, 8); |
| #endif |
| } |
| } |
| |
| void arm_nn_mult_q15_ref(q15_t * pSrcA, |
| q15_t * pSrcB, |
| q15_t * pDst, |
| const uint16_t out_shift, |
| uint32_t blockSize) { |
| uint16_t i; |
| |
| for (i = 0; i < blockSize; i++) |
| { |
| q31_t product = pSrcA[i] * pSrcB[i]; |
| #ifndef ARM_NN_TRUNCATE |
| pDst[i] = (q15_t)__SSAT((product + (0x1 << (out_shift - 1)))>>out_shift, 16); |
| #else |
| pDst[i] = (q15_t)__SSAT(product >> out_shift, 16); |
| #endif |
| |
| |
| } |
| } |