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Functions

Name
void plp_negate_i8(const int8_t * pSrc, int8_t * pDst, uint32_t blockSize)
Glue code of negate the elements of a vector for 8-bit integers.

Functions Documentation

function plp_negate_i8

void plp_negate_i8(
    const int8_t * pSrc,
    int8_t * pDst,
    uint32_t blockSize
)

Glue code of negate the elements of a vector for 8-bit integers.

Parameters:

  • pSrc points to input vector.
  • pDst points to output vector.
  • blockSize number of samples in each vector.

Return: none

Source code

/* =====================================================================
 * Project:      PULP DSP Library
 * Title:        plp_negate_i8.c
 * Description:  16-bit integer Vector Negate glue code
 *
 * $Date:        17 Mar 2021
 * $Revision:    V0
 *
 * Target Processor: PULP cores
 * ===================================================================== */
/*
 * Copyright (C) 2020 ETH Zurich and Ubiversity of Bologna. All rights reserved.
 *
 * Author: Tibor Schneider, ETH Zurich
 *
 * 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 "plp_math.h"

void plp_negate_i8(const int8_t * pSrc, int8_t * pDst, uint32_t blockSize) {

    if (rt_cluster_id() == ARCHI_FC_CID) {
        plp_negate_i8s_rv32im(pSrc, pDst, blockSize);
    } else {
        plp_negate_i8s_xpulpv2(pSrc, pDst, blockSize);
    }
}

Updated on 2023-03-01 at 16:16:32 +0000