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169 lines
5.0 KiB
C
169 lines
5.0 KiB
C
/******************************************************************************
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* @file basic_math_functions_f16.h
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* @brief Public header file for CMSIS DSP Library
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* @version V1.10.0
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* @date 08 July 2021
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* Target Processor: Cortex-M and Cortex-A cores
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******************************************************************************/
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/*
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* Copyright (c) 2010-2020 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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#ifndef _BASIC_MATH_FUNCTIONS_F16_H_
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#define _BASIC_MATH_FUNCTIONS_F16_H_
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#ifdef __cplusplus
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extern "C"
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{
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#endif
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#include "arm_math_types_f16.h"
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#include "arm_math_memory.h"
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#include "dsp/none.h"
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#include "dsp/utils.h"
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#if defined(ARM_FLOAT16_SUPPORTED)
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/**
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* @brief Floating-point vector addition.
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* @param[in] pSrcA points to the first input vector
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* @param[in] pSrcB points to the second input vector
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* @param[out] pDst points to the output vector
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* @param[in] blockSize number of samples in each vector
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*/
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void arm_add_f16(
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const float16_t * pSrcA,
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const float16_t * pSrcB,
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float16_t * pDst,
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uint32_t blockSize);
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/**
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* @brief Floating-point vector subtraction.
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* @param[in] pSrcA points to the first input vector
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* @param[in] pSrcB points to the second input vector
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* @param[out] pDst points to the output vector
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* @param[in] blockSize number of samples in each vector
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*/
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void arm_sub_f16(
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const float16_t * pSrcA,
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const float16_t * pSrcB,
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float16_t * pDst,
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uint32_t blockSize);
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/**
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* @brief Multiplies a floating-point vector by a scalar.
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* @param[in] pSrc points to the input vector
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* @param[in] scale scale factor to be applied
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* @param[out] pDst points to the output vector
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* @param[in] blockSize number of samples in the vector
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*/
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void arm_scale_f16(
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const float16_t * pSrc,
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float16_t scale,
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float16_t * pDst,
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uint32_t blockSize);
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/**
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* @brief Floating-point vector absolute value.
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* @param[in] pSrc points to the input buffer
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* @param[out] pDst points to the output buffer
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* @param[in] blockSize number of samples in each vector
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*/
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void arm_abs_f16(
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const float16_t * pSrc,
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float16_t * pDst,
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uint32_t blockSize);
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/**
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* @brief Adds a constant offset to a floating-point vector.
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* @param[in] pSrc points to the input vector
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* @param[in] offset is the offset to be added
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* @param[out] pDst points to the output vector
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* @param[in] blockSize number of samples in the vector
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*/
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void arm_offset_f16(
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const float16_t * pSrc,
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float16_t offset,
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float16_t * pDst,
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uint32_t blockSize);
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/**
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* @brief Dot product of floating-point vectors.
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* @param[in] pSrcA points to the first input vector
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* @param[in] pSrcB points to the second input vector
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* @param[in] blockSize number of samples in each vector
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* @param[out] result output result returned here
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*/
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void arm_dot_prod_f16(
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const float16_t * pSrcA,
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const float16_t * pSrcB,
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uint32_t blockSize,
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float16_t * result);
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/**
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* @brief Floating-point vector multiplication.
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* @param[in] pSrcA points to the first input vector
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* @param[in] pSrcB points to the second input vector
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* @param[out] pDst points to the output vector
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* @param[in] blockSize number of samples in each vector
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*/
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void arm_mult_f16(
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const float16_t * pSrcA,
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const float16_t * pSrcB,
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float16_t * pDst,
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uint32_t blockSize);
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/**
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* @brief Negates the elements of a floating-point vector.
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* @param[in] pSrc points to the input vector
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* @param[out] pDst points to the output vector
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* @param[in] blockSize number of samples in the vector
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*/
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void arm_negate_f16(
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const float16_t * pSrc,
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float16_t * pDst,
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uint32_t blockSize);
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/**
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@brief Elementwise floating-point clipping
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@param[in] pSrc points to input values
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@param[out] pDst points to output clipped values
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@param[in] low lower bound
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@param[in] high higher bound
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@param[in] numSamples number of samples to clip
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@return none
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*/
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void arm_clip_f16(const float16_t * pSrc,
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float16_t * pDst,
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float16_t low,
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float16_t high,
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uint32_t numSamples);
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#endif /* defined(ARM_FLOAT16_SUPPORTED)*/
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#ifdef __cplusplus
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}
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#endif
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#endif /* ifndef _BASIC_MATH_FUNCTIONS_F16_H_ */
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