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