Сделал отдельную ветку для работы с urdf
This commit is contained in:
MarkVoltov
parent
f8a3e61a1e
commit
e26579ae8e
1114 changed files with 2 additions and 1735181 deletions
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@ -1,123 +0,0 @@
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/* ----------------------------------------------------------------------
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* Project: CMSIS DSP Library
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* Title: arm_copy_f32.c
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* Description: Copies the elements of a floating-point vector
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*
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* $Date: 27. January 2017
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* $Revision: V.1.5.1
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*
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* Target Processor: Cortex-M cores
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* -------------------------------------------------------------------- */
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/*
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* Copyright (C) 2010-2017 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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/**
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* @ingroup groupSupport
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*/
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/**
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* @defgroup copy Vector Copy
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*
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* Copies sample by sample from source vector to destination vector.
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*
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* <pre>
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* pDst[n] = pSrc[n]; 0 <= n < blockSize.
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* </pre>
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*
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* There are separate functions for floating point, Q31, Q15, and Q7 data types.
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*/
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/**
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* @addtogroup copy
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* @{
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*/
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/**
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* @brief Copies the elements of a floating-point vector.
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* @param[in] *pSrc points to input vector
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* @param[out] *pDst points to output vector
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* @param[in] blockSize length of the input vector
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* @return none.
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*
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*/
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void arm_copy_f32(
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float32_t * pSrc,
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float32_t * pDst,
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uint32_t blockSize)
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{
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uint32_t blkCnt; /* loop counter */
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#if defined (ARM_MATH_DSP)
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/* Run the below code for Cortex-M4 and Cortex-M3 */
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float32_t in1, in2, in3, in4;
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/*loop Unrolling */
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blkCnt = blockSize >> 2U;
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/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
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** a second loop below computes the remaining 1 to 3 samples. */
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while (blkCnt > 0U)
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{
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/* C = A */
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/* Copy and then store the results in the destination buffer */
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in1 = *pSrc++;
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in2 = *pSrc++;
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in3 = *pSrc++;
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in4 = *pSrc++;
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*pDst++ = in1;
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*pDst++ = in2;
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*pDst++ = in3;
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*pDst++ = in4;
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/* Decrement the loop counter */
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blkCnt--;
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}
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/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
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** No loop unrolling is used. */
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blkCnt = blockSize % 0x4U;
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#else
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/* Run the below code for Cortex-M0 */
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/* Loop over blockSize number of values */
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blkCnt = blockSize;
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#endif /* #if defined (ARM_MATH_DSP) */
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while (blkCnt > 0U)
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{
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/* C = A */
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/* Copy and then store the results in the destination buffer */
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*pDst++ = *pSrc++;
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/* Decrement the loop counter */
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blkCnt--;
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}
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}
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/**
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* @} end of BasicCopy group
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*/
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@ -1,102 +0,0 @@
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/* ----------------------------------------------------------------------
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* Project: CMSIS DSP Library
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* Title: arm_copy_q15.c
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* Description: Copies the elements of a Q15 vector
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*
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* $Date: 27. January 2017
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* $Revision: V.1.5.1
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*
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* Target Processor: Cortex-M cores
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* -------------------------------------------------------------------- */
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/*
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* Copyright (C) 2010-2017 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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/**
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* @ingroup groupSupport
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*/
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/**
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* @addtogroup copy
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* @{
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*/
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/**
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* @brief Copies the elements of a Q15 vector.
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* @param[in] *pSrc points to input vector
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* @param[out] *pDst points to output vector
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* @param[in] blockSize length of the input vector
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* @return none.
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*
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*/
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void arm_copy_q15(
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q15_t * pSrc,
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q15_t * pDst,
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uint32_t blockSize)
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{
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uint32_t blkCnt; /* loop counter */
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#if defined (ARM_MATH_DSP)
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/* Run the below code for Cortex-M4 and Cortex-M3 */
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/*loop Unrolling */
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blkCnt = blockSize >> 2U;
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/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
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** a second loop below computes the remaining 1 to 3 samples. */
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while (blkCnt > 0U)
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{
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/* C = A */
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/* Read two inputs */
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*__SIMD32(pDst)++ = *__SIMD32(pSrc)++;
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*__SIMD32(pDst)++ = *__SIMD32(pSrc)++;
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/* Decrement the loop counter */
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blkCnt--;
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}
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/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
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** No loop unrolling is used. */
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blkCnt = blockSize % 0x4U;
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#else
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/* Run the below code for Cortex-M0 */
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/* Loop over blockSize number of values */
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blkCnt = blockSize;
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#endif /* #if defined (ARM_MATH_DSP) */
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while (blkCnt > 0U)
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{
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/* C = A */
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/* Copy and then store the value in the destination buffer */
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*pDst++ = *pSrc++;
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/* Decrement the loop counter */
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blkCnt--;
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}
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}
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/**
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* @} end of BasicCopy group
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*/
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@ -1,111 +0,0 @@
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/* ----------------------------------------------------------------------
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* Project: CMSIS DSP Library
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* Title: arm_copy_q31.c
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* Description: Copies the elements of a Q31 vector
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*
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* $Date: 27. January 2017
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* $Revision: V.1.5.1
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*
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* Target Processor: Cortex-M cores
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* -------------------------------------------------------------------- */
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/*
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* Copyright (C) 2010-2017 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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/**
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* @ingroup groupSupport
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*/
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/**
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* @addtogroup copy
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* @{
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*/
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/**
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* @brief Copies the elements of a Q31 vector.
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* @param[in] *pSrc points to input vector
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* @param[out] *pDst points to output vector
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* @param[in] blockSize length of the input vector
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* @return none.
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*
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*/
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void arm_copy_q31(
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q31_t * pSrc,
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q31_t * pDst,
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uint32_t blockSize)
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{
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uint32_t blkCnt; /* loop counter */
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#if defined (ARM_MATH_DSP)
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/* Run the below code for Cortex-M4 and Cortex-M3 */
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q31_t in1, in2, in3, in4;
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/*loop Unrolling */
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blkCnt = blockSize >> 2U;
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/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
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** a second loop below computes the remaining 1 to 3 samples. */
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while (blkCnt > 0U)
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{
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/* C = A */
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/* Copy and then store the values in the destination buffer */
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in1 = *pSrc++;
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in2 = *pSrc++;
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in3 = *pSrc++;
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in4 = *pSrc++;
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*pDst++ = in1;
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*pDst++ = in2;
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*pDst++ = in3;
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*pDst++ = in4;
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/* Decrement the loop counter */
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blkCnt--;
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}
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/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
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** No loop unrolling is used. */
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blkCnt = blockSize % 0x4U;
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#else
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/* Run the below code for Cortex-M0 */
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/* Loop over blockSize number of values */
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blkCnt = blockSize;
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#endif /* #if defined (ARM_MATH_DSP) */
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while (blkCnt > 0U)
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{
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/* C = A */
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/* Copy and then store the value in the destination buffer */
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*pDst++ = *pSrc++;
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/* Decrement the loop counter */
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blkCnt--;
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}
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}
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/**
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* @} end of BasicCopy group
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*/
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@ -1,103 +0,0 @@
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/* ----------------------------------------------------------------------
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* Project: CMSIS DSP Library
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* Title: arm_copy_q7.c
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* Description: Copies the elements of a Q7 vector
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*
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* $Date: 27. January 2017
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* $Revision: V.1.5.1
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*
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* Target Processor: Cortex-M cores
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* -------------------------------------------------------------------- */
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/*
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* Copyright (C) 2010-2017 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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/**
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* @ingroup groupSupport
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*/
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/**
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* @addtogroup copy
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* @{
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*/
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/**
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* @brief Copies the elements of a Q7 vector.
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* @param[in] *pSrc points to input vector
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* @param[out] *pDst points to output vector
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* @param[in] blockSize length of the input vector
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* @return none.
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*
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*/
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void arm_copy_q7(
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q7_t * pSrc,
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q7_t * pDst,
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uint32_t blockSize)
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{
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uint32_t blkCnt; /* loop counter */
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#if defined (ARM_MATH_DSP)
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/* Run the below code for Cortex-M4 and Cortex-M3 */
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/*loop Unrolling */
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blkCnt = blockSize >> 2U;
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/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
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** a second loop below computes the remaining 1 to 3 samples. */
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while (blkCnt > 0U)
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{
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/* C = A */
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/* Copy and then store the results in the destination buffer */
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/* 4 samples are copied and stored at a time using SIMD */
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*__SIMD32(pDst)++ = *__SIMD32(pSrc)++;
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/* Decrement the loop counter */
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blkCnt--;
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}
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/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
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** No loop unrolling is used. */
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blkCnt = blockSize % 0x4U;
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#else
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|
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/* Run the below code for Cortex-M0 */
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/* Loop over blockSize number of values */
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blkCnt = blockSize;
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#endif /* #if defined (ARM_MATH_DSP) */
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while (blkCnt > 0U)
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{
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/* C = A */
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/* Copy and then store the results in the destination buffer */
|
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*pDst++ = *pSrc++;
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|
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/* Decrement the loop counter */
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blkCnt--;
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}
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}
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/**
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* @} end of BasicCopy group
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*/
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|
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@ -1,122 +0,0 @@
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/* ----------------------------------------------------------------------
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* Project: CMSIS DSP Library
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* Title: arm_fill_f32.c
|
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* Description: Fills a constant value into a floating-point vector
|
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*
|
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* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
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*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
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/*
|
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* Copyright (C) 2010-2017 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.
|
||||
*/
|
||||
|
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#include "arm_math.h"
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|
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/**
|
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* @ingroup groupSupport
|
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*/
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|
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/**
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* @defgroup Fill Vector Fill
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*
|
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* Fills the destination vector with a constant value.
|
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*
|
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* <pre>
|
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* pDst[n] = value; 0 <= n < blockSize.
|
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* </pre>
|
||||
*
|
||||
* There are separate functions for floating point, Q31, Q15, and Q7 data types.
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*/
|
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|
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/**
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* @addtogroup Fill
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* @{
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*/
|
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|
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/**
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* @brief Fills a constant value into a floating-point vector.
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* @param[in] value input value to be filled
|
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* @param[out] *pDst points to output vector
|
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* @param[in] blockSize length of the output vector
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* @return none.
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*
|
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*/
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void arm_fill_f32(
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float32_t value,
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float32_t * pDst,
|
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uint32_t blockSize)
|
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{
|
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uint32_t blkCnt; /* loop counter */
|
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|
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#if defined (ARM_MATH_DSP)
|
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|
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/* Run the below code for Cortex-M4 and Cortex-M3 */
|
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float32_t in1 = value;
|
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float32_t in2 = value;
|
||||
float32_t in3 = value;
|
||||
float32_t in4 = value;
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = value */
|
||||
/* Fill the value in the destination buffer */
|
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*pDst++ = in1;
|
||||
*pDst++ = in2;
|
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*pDst++ = in3;
|
||||
*pDst++ = in4;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
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|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = value */
|
||||
/* Fill the value in the destination buffer */
|
||||
*pDst++ = value;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of Fill group
|
||||
*/
|
||||
|
|
@ -1,108 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_fill_q15.c
|
||||
* Description: Fills a constant value into a Q15 vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup Fill
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Fills a constant value into a Q15 vector.
|
||||
* @param[in] value input value to be filled
|
||||
* @param[out] *pDst points to output vector
|
||||
* @param[in] blockSize length of the output vector
|
||||
* @return none.
|
||||
*
|
||||
*/
|
||||
|
||||
void arm_fill_q15(
|
||||
q15_t value,
|
||||
q15_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
|
||||
q31_t packedValue; /* value packed to 32 bits */
|
||||
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* Packing two 16 bit values to 32 bit value in order to use SIMD */
|
||||
packedValue = __PKHBT(value, value, 16U);
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = value */
|
||||
/* Fill the value in the destination buffer */
|
||||
*__SIMD32(pDst)++ = packedValue;
|
||||
*__SIMD32(pDst)++ = packedValue;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = value */
|
||||
/* Fill the value in the destination buffer */
|
||||
*pDst++ = value;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of Fill group
|
||||
*/
|
||||
|
|
@ -1,109 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_fill_q31.c
|
||||
* Description: Fills a constant value into a Q31 vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup Fill
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Fills a constant value into a Q31 vector.
|
||||
* @param[in] value input value to be filled
|
||||
* @param[out] *pDst points to output vector
|
||||
* @param[in] blockSize length of the output vector
|
||||
* @return none.
|
||||
*
|
||||
*/
|
||||
|
||||
void arm_fill_q31(
|
||||
q31_t value,
|
||||
q31_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
q31_t in1 = value;
|
||||
q31_t in2 = value;
|
||||
q31_t in3 = value;
|
||||
q31_t in4 = value;
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = value */
|
||||
/* Fill the value in the destination buffer */
|
||||
*pDst++ = in1;
|
||||
*pDst++ = in2;
|
||||
*pDst++ = in3;
|
||||
*pDst++ = in4;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = value */
|
||||
/* Fill the value in the destination buffer */
|
||||
*pDst++ = value;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of Fill group
|
||||
*/
|
||||
|
|
@ -1,106 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_fill_q7.c
|
||||
* Description: Fills a constant value into a Q7 vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup Fill
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Fills a constant value into a Q7 vector.
|
||||
* @param[in] value input value to be filled
|
||||
* @param[out] *pDst points to output vector
|
||||
* @param[in] blockSize length of the output vector
|
||||
* @return none.
|
||||
*
|
||||
*/
|
||||
|
||||
void arm_fill_q7(
|
||||
q7_t value,
|
||||
q7_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
|
||||
q31_t packedValue; /* value packed to 32 bits */
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* Packing four 8 bit values to 32 bit value in order to use SIMD */
|
||||
packedValue = __PACKq7(value, value, value, value);
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = value */
|
||||
/* Fill the value in the destination buffer */
|
||||
*__SIMD32(pDst)++ = packedValue;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = value */
|
||||
/* Fill the value in the destination buffer */
|
||||
*pDst++ = value;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of Fill group
|
||||
*/
|
||||
|
|
@ -1,192 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_float_to_q15.c
|
||||
* Description: Converts the elements of the floating-point vector to Q15 vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup float_to_x
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Converts the elements of the floating-point vector to Q15 vector.
|
||||
* @param[in] *pSrc points to the floating-point input vector
|
||||
* @param[out] *pDst points to the Q15 output vector
|
||||
* @param[in] blockSize length of the input vector
|
||||
* @return none.
|
||||
*
|
||||
* \par Description:
|
||||
* \par
|
||||
* The equation used for the conversion process is:
|
||||
* <pre>
|
||||
* pDst[n] = (q15_t)(pSrc[n] * 32768); 0 <= n < blockSize.
|
||||
* </pre>
|
||||
* \par Scaling and Overflow Behavior:
|
||||
* \par
|
||||
* The function uses saturating arithmetic.
|
||||
* Results outside of the allowable Q15 range [0x8000 0x7FFF] will be saturated.
|
||||
* \note
|
||||
* In order to apply rounding, the library should be rebuilt with the ROUNDING macro
|
||||
* defined in the preprocessor section of project options.
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
void arm_float_to_q15(
|
||||
float32_t * pSrc,
|
||||
q15_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
float32_t *pIn = pSrc; /* Src pointer */
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
#ifdef ARM_MATH_ROUNDING
|
||||
|
||||
float32_t in;
|
||||
|
||||
#endif /* #ifdef ARM_MATH_ROUNDING */
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
|
||||
#ifdef ARM_MATH_ROUNDING
|
||||
/* C = A * 32768 */
|
||||
/* convert from float to q15 and then store the results in the destination buffer */
|
||||
in = *pIn++;
|
||||
in = (in * 32768.0f);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = (q15_t) (__SSAT((q31_t) (in), 16));
|
||||
|
||||
in = *pIn++;
|
||||
in = (in * 32768.0f);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = (q15_t) (__SSAT((q31_t) (in), 16));
|
||||
|
||||
in = *pIn++;
|
||||
in = (in * 32768.0f);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = (q15_t) (__SSAT((q31_t) (in), 16));
|
||||
|
||||
in = *pIn++;
|
||||
in = (in * 32768.0f);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = (q15_t) (__SSAT((q31_t) (in), 16));
|
||||
|
||||
#else
|
||||
|
||||
/* C = A * 32768 */
|
||||
/* convert from float to q15 and then store the results in the destination buffer */
|
||||
*pDst++ = (q15_t) __SSAT((q31_t) (*pIn++ * 32768.0f), 16);
|
||||
*pDst++ = (q15_t) __SSAT((q31_t) (*pIn++ * 32768.0f), 16);
|
||||
*pDst++ = (q15_t) __SSAT((q31_t) (*pIn++ * 32768.0f), 16);
|
||||
*pDst++ = (q15_t) __SSAT((q31_t) (*pIn++ * 32768.0f), 16);
|
||||
|
||||
#endif /* #ifdef ARM_MATH_ROUNDING */
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
|
||||
#ifdef ARM_MATH_ROUNDING
|
||||
/* C = A * 32768 */
|
||||
/* convert from float to q15 and then store the results in the destination buffer */
|
||||
in = *pIn++;
|
||||
in = (in * 32768.0f);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = (q15_t) (__SSAT((q31_t) (in), 16));
|
||||
|
||||
#else
|
||||
|
||||
/* C = A * 32768 */
|
||||
/* convert from float to q15 and then store the results in the destination buffer */
|
||||
*pDst++ = (q15_t) __SSAT((q31_t) (*pIn++ * 32768.0f), 16);
|
||||
|
||||
#endif /* #ifdef ARM_MATH_ROUNDING */
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
|
||||
#ifdef ARM_MATH_ROUNDING
|
||||
/* C = A * 32768 */
|
||||
/* convert from float to q15 and then store the results in the destination buffer */
|
||||
in = *pIn++;
|
||||
in = (in * 32768.0f);
|
||||
in += in > 0 ? 0.5f : -0.5f;
|
||||
*pDst++ = (q15_t) (__SSAT((q31_t) (in), 16));
|
||||
|
||||
#else
|
||||
|
||||
/* C = A * 32768 */
|
||||
/* convert from float to q15 and then store the results in the destination buffer */
|
||||
*pDst++ = (q15_t) __SSAT((q31_t) (*pIn++ * 32768.0f), 16);
|
||||
|
||||
#endif /* #ifdef ARM_MATH_ROUNDING */
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of float_to_x group
|
||||
*/
|
||||
|
|
@ -1,199 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_float_to_q31.c
|
||||
* Description: Converts the elements of the floating-point vector to Q31 vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @defgroup float_to_x Convert 32-bit floating point value
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup float_to_x
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Converts the elements of the floating-point vector to Q31 vector.
|
||||
* @param[in] *pSrc points to the floating-point input vector
|
||||
* @param[out] *pDst points to the Q31 output vector
|
||||
* @param[in] blockSize length of the input vector
|
||||
* @return none.
|
||||
*
|
||||
*\par Description:
|
||||
* \par
|
||||
* The equation used for the conversion process is:
|
||||
*
|
||||
* <pre>
|
||||
* pDst[n] = (q31_t)(pSrc[n] * 2147483648); 0 <= n < blockSize.
|
||||
* </pre>
|
||||
* <b>Scaling and Overflow Behavior:</b>
|
||||
* \par
|
||||
* The function uses saturating arithmetic.
|
||||
* Results outside of the allowable Q31 range[0x80000000 0x7FFFFFFF] will be saturated.
|
||||
*
|
||||
* \note In order to apply rounding, the library should be rebuilt with the ROUNDING macro
|
||||
* defined in the preprocessor section of project options.
|
||||
*/
|
||||
|
||||
|
||||
void arm_float_to_q31(
|
||||
float32_t * pSrc,
|
||||
q31_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
float32_t *pIn = pSrc; /* Src pointer */
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
#ifdef ARM_MATH_ROUNDING
|
||||
|
||||
float32_t in;
|
||||
|
||||
#endif /* #ifdef ARM_MATH_ROUNDING */
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
|
||||
#ifdef ARM_MATH_ROUNDING
|
||||
|
||||
/* C = A * 32768 */
|
||||
/* convert from float to Q31 and then store the results in the destination buffer */
|
||||
in = *pIn++;
|
||||
in = (in * 2147483648.0f);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = clip_q63_to_q31((q63_t) (in));
|
||||
|
||||
in = *pIn++;
|
||||
in = (in * 2147483648.0f);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = clip_q63_to_q31((q63_t) (in));
|
||||
|
||||
in = *pIn++;
|
||||
in = (in * 2147483648.0f);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = clip_q63_to_q31((q63_t) (in));
|
||||
|
||||
in = *pIn++;
|
||||
in = (in * 2147483648.0f);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = clip_q63_to_q31((q63_t) (in));
|
||||
|
||||
#else
|
||||
|
||||
/* C = A * 2147483648 */
|
||||
/* convert from float to Q31 and then store the results in the destination buffer */
|
||||
*pDst++ = clip_q63_to_q31((q63_t) (*pIn++ * 2147483648.0f));
|
||||
*pDst++ = clip_q63_to_q31((q63_t) (*pIn++ * 2147483648.0f));
|
||||
*pDst++ = clip_q63_to_q31((q63_t) (*pIn++ * 2147483648.0f));
|
||||
*pDst++ = clip_q63_to_q31((q63_t) (*pIn++ * 2147483648.0f));
|
||||
|
||||
#endif /* #ifdef ARM_MATH_ROUNDING */
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
|
||||
#ifdef ARM_MATH_ROUNDING
|
||||
|
||||
/* C = A * 2147483648 */
|
||||
/* convert from float to Q31 and then store the results in the destination buffer */
|
||||
in = *pIn++;
|
||||
in = (in * 2147483648.0f);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = clip_q63_to_q31((q63_t) (in));
|
||||
|
||||
#else
|
||||
|
||||
/* C = A * 2147483648 */
|
||||
/* convert from float to Q31 and then store the results in the destination buffer */
|
||||
*pDst++ = clip_q63_to_q31((q63_t) (*pIn++ * 2147483648.0f));
|
||||
|
||||
#endif /* #ifdef ARM_MATH_ROUNDING */
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
|
||||
#ifdef ARM_MATH_ROUNDING
|
||||
|
||||
/* C = A * 2147483648 */
|
||||
/* convert from float to Q31 and then store the results in the destination buffer */
|
||||
in = *pIn++;
|
||||
in = (in * 2147483648.0f);
|
||||
in += in > 0 ? 0.5f : -0.5f;
|
||||
*pDst++ = clip_q63_to_q31((q63_t) (in));
|
||||
|
||||
#else
|
||||
|
||||
/* C = A * 2147483648 */
|
||||
/* convert from float to Q31 and then store the results in the destination buffer */
|
||||
*pDst++ = clip_q63_to_q31((q63_t) (*pIn++ * 2147483648.0f));
|
||||
|
||||
#endif /* #ifdef ARM_MATH_ROUNDING */
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of float_to_x group
|
||||
*/
|
||||
|
|
@ -1,191 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_float_to_q7.c
|
||||
* Description: Converts the elements of the floating-point vector to Q7 vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup float_to_x
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Converts the elements of the floating-point vector to Q7 vector.
|
||||
* @param[in] *pSrc points to the floating-point input vector
|
||||
* @param[out] *pDst points to the Q7 output vector
|
||||
* @param[in] blockSize length of the input vector
|
||||
* @return none.
|
||||
*
|
||||
*\par Description:
|
||||
* \par
|
||||
* The equation used for the conversion process is:
|
||||
* <pre>
|
||||
* pDst[n] = (q7_t)(pSrc[n] * 128); 0 <= n < blockSize.
|
||||
* </pre>
|
||||
* \par Scaling and Overflow Behavior:
|
||||
* \par
|
||||
* The function uses saturating arithmetic.
|
||||
* Results outside of the allowable Q7 range [0x80 0x7F] will be saturated.
|
||||
* \note
|
||||
* In order to apply rounding, the library should be rebuilt with the ROUNDING macro
|
||||
* defined in the preprocessor section of project options.
|
||||
*/
|
||||
|
||||
|
||||
void arm_float_to_q7(
|
||||
float32_t * pSrc,
|
||||
q7_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
float32_t *pIn = pSrc; /* Src pointer */
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
#ifdef ARM_MATH_ROUNDING
|
||||
|
||||
float32_t in;
|
||||
|
||||
#endif /* #ifdef ARM_MATH_ROUNDING */
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
|
||||
#ifdef ARM_MATH_ROUNDING
|
||||
/* C = A * 128 */
|
||||
/* convert from float to q7 and then store the results in the destination buffer */
|
||||
in = *pIn++;
|
||||
in = (in * 128);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = (q7_t) (__SSAT((q15_t) (in), 8));
|
||||
|
||||
in = *pIn++;
|
||||
in = (in * 128);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = (q7_t) (__SSAT((q15_t) (in), 8));
|
||||
|
||||
in = *pIn++;
|
||||
in = (in * 128);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = (q7_t) (__SSAT((q15_t) (in), 8));
|
||||
|
||||
in = *pIn++;
|
||||
in = (in * 128);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = (q7_t) (__SSAT((q15_t) (in), 8));
|
||||
|
||||
#else
|
||||
|
||||
/* C = A * 128 */
|
||||
/* convert from float to q7 and then store the results in the destination buffer */
|
||||
*pDst++ = __SSAT((q31_t) (*pIn++ * 128.0f), 8);
|
||||
*pDst++ = __SSAT((q31_t) (*pIn++ * 128.0f), 8);
|
||||
*pDst++ = __SSAT((q31_t) (*pIn++ * 128.0f), 8);
|
||||
*pDst++ = __SSAT((q31_t) (*pIn++ * 128.0f), 8);
|
||||
|
||||
#endif /* #ifdef ARM_MATH_ROUNDING */
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
|
||||
#ifdef ARM_MATH_ROUNDING
|
||||
/* C = A * 128 */
|
||||
/* convert from float to q7 and then store the results in the destination buffer */
|
||||
in = *pIn++;
|
||||
in = (in * 128);
|
||||
in += in > 0.0f ? 0.5f : -0.5f;
|
||||
*pDst++ = (q7_t) (__SSAT((q15_t) (in), 8));
|
||||
|
||||
#else
|
||||
|
||||
/* C = A * 128 */
|
||||
/* convert from float to q7 and then store the results in the destination buffer */
|
||||
*pDst++ = __SSAT((q31_t) (*pIn++ * 128.0f), 8);
|
||||
|
||||
#endif /* #ifdef ARM_MATH_ROUNDING */
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
#ifdef ARM_MATH_ROUNDING
|
||||
/* C = A * 128 */
|
||||
/* convert from float to q7 and then store the results in the destination buffer */
|
||||
in = *pIn++;
|
||||
in = (in * 128.0f);
|
||||
in += in > 0 ? 0.5f : -0.5f;
|
||||
*pDst++ = (q7_t) (__SSAT((q31_t) (in), 8));
|
||||
|
||||
#else
|
||||
|
||||
/* C = A * 128 */
|
||||
/* convert from float to q7 and then store the results in the destination buffer */
|
||||
*pDst++ = (q7_t) __SSAT((q31_t) (*pIn++ * 128.0f), 8);
|
||||
|
||||
#endif /* #ifdef ARM_MATH_ROUNDING */
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of float_to_x group
|
||||
*/
|
||||
|
|
@ -1,122 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_q15_to_float.c
|
||||
* Description: Converts the elements of the Q15 vector to floating-point vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @defgroup q15_to_x Convert 16-bit Integer value
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup q15_to_x
|
||||
* @{
|
||||
*/
|
||||
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* @brief Converts the elements of the Q15 vector to floating-point vector.
|
||||
* @param[in] *pSrc points to the Q15 input vector
|
||||
* @param[out] *pDst points to the floating-point output vector
|
||||
* @param[in] blockSize length of the input vector
|
||||
* @return none.
|
||||
*
|
||||
* \par Description:
|
||||
*
|
||||
* The equation used for the conversion process is:
|
||||
*
|
||||
* <pre>
|
||||
* pDst[n] = (float32_t) pSrc[n] / 32768; 0 <= n < blockSize.
|
||||
* </pre>
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
void arm_q15_to_float(
|
||||
q15_t * pSrc,
|
||||
float32_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
q15_t *pIn = pSrc; /* Src pointer */
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (float32_t) A / 32768 */
|
||||
/* convert from q15 to float and then store the results in the destination buffer */
|
||||
*pDst++ = ((float32_t) * pIn++ / 32768.0f);
|
||||
*pDst++ = ((float32_t) * pIn++ / 32768.0f);
|
||||
*pDst++ = ((float32_t) * pIn++ / 32768.0f);
|
||||
*pDst++ = ((float32_t) * pIn++ / 32768.0f);
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (float32_t) A / 32768 */
|
||||
/* convert from q15 to float and then store the results in the destination buffer */
|
||||
*pDst++ = ((float32_t) * pIn++ / 32768.0f);
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of q15_to_x group
|
||||
*/
|
||||
|
|
@ -1,144 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_q15_to_q31.c
|
||||
* Description: Converts the elements of the Q15 vector to Q31 vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup q15_to_x
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Converts the elements of the Q15 vector to Q31 vector.
|
||||
* @param[in] *pSrc points to the Q15 input vector
|
||||
* @param[out] *pDst points to the Q31 output vector
|
||||
* @param[in] blockSize length of the input vector
|
||||
* @return none.
|
||||
*
|
||||
* \par Description:
|
||||
*
|
||||
* The equation used for the conversion process is:
|
||||
*
|
||||
* <pre>
|
||||
* pDst[n] = (q31_t) pSrc[n] << 16; 0 <= n < blockSize.
|
||||
* </pre>
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
void arm_q15_to_q31(
|
||||
q15_t * pSrc,
|
||||
q31_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
q15_t *pIn = pSrc; /* Src pointer */
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
q31_t in1, in2;
|
||||
q31_t out1, out2, out3, out4;
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (q31_t)A << 16 */
|
||||
/* convert from q15 to q31 and then store the results in the destination buffer */
|
||||
in1 = *__SIMD32(pIn)++;
|
||||
in2 = *__SIMD32(pIn)++;
|
||||
|
||||
#ifndef ARM_MATH_BIG_ENDIAN
|
||||
|
||||
/* extract lower 16 bits to 32 bit result */
|
||||
out1 = in1 << 16U;
|
||||
/* extract upper 16 bits to 32 bit result */
|
||||
out2 = in1 & 0xFFFF0000;
|
||||
/* extract lower 16 bits to 32 bit result */
|
||||
out3 = in2 << 16U;
|
||||
/* extract upper 16 bits to 32 bit result */
|
||||
out4 = in2 & 0xFFFF0000;
|
||||
|
||||
#else
|
||||
|
||||
/* extract upper 16 bits to 32 bit result */
|
||||
out1 = in1 & 0xFFFF0000;
|
||||
/* extract lower 16 bits to 32 bit result */
|
||||
out2 = in1 << 16U;
|
||||
/* extract upper 16 bits to 32 bit result */
|
||||
out3 = in2 & 0xFFFF0000;
|
||||
/* extract lower 16 bits to 32 bit result */
|
||||
out4 = in2 << 16U;
|
||||
|
||||
#endif // #ifndef ARM_MATH_BIG_ENDIAN
|
||||
|
||||
*pDst++ = out1;
|
||||
*pDst++ = out2;
|
||||
*pDst++ = out3;
|
||||
*pDst++ = out4;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (q31_t)A << 16 */
|
||||
/* convert from q15 to q31 and then store the results in the destination buffer */
|
||||
*pDst++ = (q31_t) * pIn++ << 16;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of q15_to_x group
|
||||
*/
|
||||
|
|
@ -1,142 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_q15_to_q7.c
|
||||
* Description: Converts the elements of the Q15 vector to Q7 vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup q15_to_x
|
||||
* @{
|
||||
*/
|
||||
|
||||
|
||||
/**
|
||||
* @brief Converts the elements of the Q15 vector to Q7 vector.
|
||||
* @param[in] *pSrc points to the Q15 input vector
|
||||
* @param[out] *pDst points to the Q7 output vector
|
||||
* @param[in] blockSize length of the input vector
|
||||
* @return none.
|
||||
*
|
||||
* \par Description:
|
||||
*
|
||||
* The equation used for the conversion process is:
|
||||
*
|
||||
* <pre>
|
||||
* pDst[n] = (q7_t) pSrc[n] >> 8; 0 <= n < blockSize.
|
||||
* </pre>
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
void arm_q15_to_q7(
|
||||
q15_t * pSrc,
|
||||
q7_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
q15_t *pIn = pSrc; /* Src pointer */
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
q31_t in1, in2;
|
||||
q31_t out1, out2;
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (q7_t) A >> 8 */
|
||||
/* convert from q15 to q7 and then store the results in the destination buffer */
|
||||
in1 = *__SIMD32(pIn)++;
|
||||
in2 = *__SIMD32(pIn)++;
|
||||
|
||||
#ifndef ARM_MATH_BIG_ENDIAN
|
||||
|
||||
out1 = __PKHTB(in2, in1, 16);
|
||||
out2 = __PKHBT(in2, in1, 16);
|
||||
|
||||
#else
|
||||
|
||||
out1 = __PKHTB(in1, in2, 16);
|
||||
out2 = __PKHBT(in1, in2, 16);
|
||||
|
||||
#endif // #ifndef ARM_MATH_BIG_ENDIAN
|
||||
|
||||
/* rotate packed value by 24 */
|
||||
out2 = ((uint32_t) out2 << 8) | ((uint32_t) out2 >> 24);
|
||||
|
||||
/* anding with 0xff00ff00 to get two 8 bit values */
|
||||
out1 = out1 & 0xFF00FF00;
|
||||
/* anding with 0x00ff00ff to get two 8 bit values */
|
||||
out2 = out2 & 0x00FF00FF;
|
||||
|
||||
/* oring two values(contains two 8 bit values) to get four packed 8 bit values */
|
||||
out1 = out1 | out2;
|
||||
|
||||
/* store 4 samples at a time to destiantion buffer */
|
||||
*__SIMD32(pDst)++ = out1;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (q7_t) A >> 8 */
|
||||
/* convert from q15 to q7 and then store the results in the destination buffer */
|
||||
*pDst++ = (q7_t) (*pIn++ >> 8);
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of q15_to_x group
|
||||
*/
|
||||
|
|
@ -1,119 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_q31_to_float.c
|
||||
* Description: Converts the elements of the Q31 vector to floating-point vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @defgroup q31_to_x Convert 32-bit Integer value
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup q31_to_x
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Converts the elements of the Q31 vector to floating-point vector.
|
||||
* @param[in] *pSrc points to the Q31 input vector
|
||||
* @param[out] *pDst points to the floating-point output vector
|
||||
* @param[in] blockSize length of the input vector
|
||||
* @return none.
|
||||
*
|
||||
* \par Description:
|
||||
*
|
||||
* The equation used for the conversion process is:
|
||||
*
|
||||
* <pre>
|
||||
* pDst[n] = (float32_t) pSrc[n] / 2147483648; 0 <= n < blockSize.
|
||||
* </pre>
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
void arm_q31_to_float(
|
||||
q31_t * pSrc,
|
||||
float32_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
q31_t *pIn = pSrc; /* Src pointer */
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (float32_t) A / 2147483648 */
|
||||
/* convert from q31 to float and then store the results in the destination buffer */
|
||||
*pDst++ = ((float32_t) * pIn++ / 2147483648.0f);
|
||||
*pDst++ = ((float32_t) * pIn++ / 2147483648.0f);
|
||||
*pDst++ = ((float32_t) * pIn++ / 2147483648.0f);
|
||||
*pDst++ = ((float32_t) * pIn++ / 2147483648.0f);
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (float32_t) A / 2147483648 */
|
||||
/* convert from q31 to float and then store the results in the destination buffer */
|
||||
*pDst++ = ((float32_t) * pIn++ / 2147483648.0f);
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of q31_to_x group
|
||||
*/
|
||||
|
|
@ -1,133 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_q31_to_q15.c
|
||||
* Description: Converts the elements of the Q31 vector to Q15 vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup q31_to_x
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Converts the elements of the Q31 vector to Q15 vector.
|
||||
* @param[in] *pSrc points to the Q31 input vector
|
||||
* @param[out] *pDst points to the Q15 output vector
|
||||
* @param[in] blockSize length of the input vector
|
||||
* @return none.
|
||||
*
|
||||
* \par Description:
|
||||
*
|
||||
* The equation used for the conversion process is:
|
||||
*
|
||||
* <pre>
|
||||
* pDst[n] = (q15_t) pSrc[n] >> 16; 0 <= n < blockSize.
|
||||
* </pre>
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
void arm_q31_to_q15(
|
||||
q31_t * pSrc,
|
||||
q15_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
q31_t *pIn = pSrc; /* Src pointer */
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
q31_t in1, in2, in3, in4;
|
||||
q31_t out1, out2;
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (q15_t) A >> 16 */
|
||||
/* convert from q31 to q15 and then store the results in the destination buffer */
|
||||
in1 = *pIn++;
|
||||
in2 = *pIn++;
|
||||
in3 = *pIn++;
|
||||
in4 = *pIn++;
|
||||
|
||||
/* pack two higher 16-bit values from two 32-bit values */
|
||||
#ifndef ARM_MATH_BIG_ENDIAN
|
||||
|
||||
out1 = __PKHTB(in2, in1, 16);
|
||||
out2 = __PKHTB(in4, in3, 16);
|
||||
|
||||
#else
|
||||
|
||||
out1 = __PKHTB(in1, in2, 16);
|
||||
out2 = __PKHTB(in3, in4, 16);
|
||||
|
||||
#endif // #ifdef ARM_MATH_BIG_ENDIAN
|
||||
|
||||
*__SIMD32(pDst)++ = out1;
|
||||
*__SIMD32(pDst)++ = out2;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (q15_t) A >> 16 */
|
||||
/* convert from q31 to q15 and then store the results in the destination buffer */
|
||||
*pDst++ = (q15_t) (*pIn++ >> 16);
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of q31_to_x group
|
||||
*/
|
||||
|
|
@ -1,124 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_q31_to_q7.c
|
||||
* Description: Converts the elements of the Q31 vector to Q7 vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup q31_to_x
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Converts the elements of the Q31 vector to Q7 vector.
|
||||
* @param[in] *pSrc points to the Q31 input vector
|
||||
* @param[out] *pDst points to the Q7 output vector
|
||||
* @param[in] blockSize length of the input vector
|
||||
* @return none.
|
||||
*
|
||||
* \par Description:
|
||||
*
|
||||
* The equation used for the conversion process is:
|
||||
*
|
||||
* <pre>
|
||||
* pDst[n] = (q7_t) pSrc[n] >> 24; 0 <= n < blockSize.
|
||||
* </pre>
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
void arm_q31_to_q7(
|
||||
q31_t * pSrc,
|
||||
q7_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
q31_t *pIn = pSrc; /* Src pointer */
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
q31_t in1, in2, in3, in4;
|
||||
q7_t out1, out2, out3, out4;
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (q7_t) A >> 24 */
|
||||
/* convert from q31 to q7 and then store the results in the destination buffer */
|
||||
in1 = *pIn++;
|
||||
in2 = *pIn++;
|
||||
in3 = *pIn++;
|
||||
in4 = *pIn++;
|
||||
|
||||
out1 = (q7_t) (in1 >> 24);
|
||||
out2 = (q7_t) (in2 >> 24);
|
||||
out3 = (q7_t) (in3 >> 24);
|
||||
out4 = (q7_t) (in4 >> 24);
|
||||
|
||||
*__SIMD32(pDst)++ = __PACKq7(out1, out2, out3, out4);
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (q7_t) A >> 24 */
|
||||
/* convert from q31 to q7 and then store the results in the destination buffer */
|
||||
*pDst++ = (q7_t) (*pIn++ >> 24);
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of q31_to_x group
|
||||
*/
|
||||
|
|
@ -1,119 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_q7_to_float.c
|
||||
* Description: Converts the elements of the Q7 vector to floating-point vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @defgroup q7_to_x Convert 8-bit Integer value
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup q7_to_x
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Converts the elements of the Q7 vector to floating-point vector.
|
||||
* @param[in] *pSrc points to the Q7 input vector
|
||||
* @param[out] *pDst points to the floating-point output vector
|
||||
* @param[in] blockSize length of the input vector
|
||||
* @return none.
|
||||
*
|
||||
* \par Description:
|
||||
*
|
||||
* The equation used for the conversion process is:
|
||||
*
|
||||
* <pre>
|
||||
* pDst[n] = (float32_t) pSrc[n] / 128; 0 <= n < blockSize.
|
||||
* </pre>
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
void arm_q7_to_float(
|
||||
q7_t * pSrc,
|
||||
float32_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
q7_t *pIn = pSrc; /* Src pointer */
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (float32_t) A / 128 */
|
||||
/* convert from q7 to float and then store the results in the destination buffer */
|
||||
*pDst++ = ((float32_t) * pIn++ / 128.0f);
|
||||
*pDst++ = ((float32_t) * pIn++ / 128.0f);
|
||||
*pDst++ = ((float32_t) * pIn++ / 128.0f);
|
||||
*pDst++ = ((float32_t) * pIn++ / 128.0f);
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (float32_t) A / 128 */
|
||||
/* convert from q7 to float and then store the results in the destination buffer */
|
||||
*pDst++ = ((float32_t) * pIn++ / 128.0f);
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of q7_to_x group
|
||||
*/
|
||||
|
|
@ -1,145 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_q7_to_q15.c
|
||||
* Description: Converts the elements of the Q7 vector to Q15 vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup q7_to_x
|
||||
* @{
|
||||
*/
|
||||
|
||||
|
||||
|
||||
|
||||
/**
|
||||
* @brief Converts the elements of the Q7 vector to Q15 vector.
|
||||
* @param[in] *pSrc points to the Q7 input vector
|
||||
* @param[out] *pDst points to the Q15 output vector
|
||||
* @param[in] blockSize length of the input vector
|
||||
* @return none.
|
||||
*
|
||||
* \par Description:
|
||||
*
|
||||
* The equation used for the conversion process is:
|
||||
*
|
||||
* <pre>
|
||||
* pDst[n] = (q15_t) pSrc[n] << 8; 0 <= n < blockSize.
|
||||
* </pre>
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
void arm_q7_to_q15(
|
||||
q7_t * pSrc,
|
||||
q15_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
q7_t *pIn = pSrc; /* Src pointer */
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
q31_t in;
|
||||
q31_t in1, in2;
|
||||
q31_t out1, out2;
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (q15_t) A << 8 */
|
||||
/* convert from q7 to q15 and then store the results in the destination buffer */
|
||||
in = *__SIMD32(pIn)++;
|
||||
|
||||
/* rotatate in by 8 and extend two q7_t values to q15_t values */
|
||||
in1 = __SXTB16(__ROR(in, 8));
|
||||
|
||||
/* extend remainig two q7_t values to q15_t values */
|
||||
in2 = __SXTB16(in);
|
||||
|
||||
in1 = in1 << 8U;
|
||||
in2 = in2 << 8U;
|
||||
|
||||
in1 = in1 & 0xFF00FF00;
|
||||
in2 = in2 & 0xFF00FF00;
|
||||
|
||||
#ifndef ARM_MATH_BIG_ENDIAN
|
||||
|
||||
out2 = __PKHTB(in1, in2, 16);
|
||||
out1 = __PKHBT(in2, in1, 16);
|
||||
|
||||
#else
|
||||
|
||||
out1 = __PKHTB(in1, in2, 16);
|
||||
out2 = __PKHBT(in2, in1, 16);
|
||||
|
||||
#endif
|
||||
|
||||
*__SIMD32(pDst)++ = out1;
|
||||
*__SIMD32(pDst)++ = out2;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (q15_t) A << 8 */
|
||||
/* convert from q7 to q15 and then store the results in the destination buffer */
|
||||
*pDst++ = (q15_t) * pIn++ << 8;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of q7_to_x group
|
||||
*/
|
||||
|
|
@ -1,130 +0,0 @@
|
|||
/* ----------------------------------------------------------------------
|
||||
* Project: CMSIS DSP Library
|
||||
* Title: arm_q7_to_q31.c
|
||||
* Description: Converts the elements of the Q7 vector to Q31 vector
|
||||
*
|
||||
* $Date: 27. January 2017
|
||||
* $Revision: V.1.5.1
|
||||
*
|
||||
* Target Processor: Cortex-M cores
|
||||
* -------------------------------------------------------------------- */
|
||||
/*
|
||||
* Copyright (C) 2010-2017 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"
|
||||
|
||||
/**
|
||||
* @ingroup groupSupport
|
||||
*/
|
||||
|
||||
/**
|
||||
* @addtogroup q7_to_x
|
||||
* @{
|
||||
*/
|
||||
|
||||
/**
|
||||
* @brief Converts the elements of the Q7 vector to Q31 vector.
|
||||
* @param[in] *pSrc points to the Q7 input vector
|
||||
* @param[out] *pDst points to the Q31 output vector
|
||||
* @param[in] blockSize length of the input vector
|
||||
* @return none.
|
||||
*
|
||||
* \par Description:
|
||||
*
|
||||
* The equation used for the conversion process is:
|
||||
*
|
||||
* <pre>
|
||||
* pDst[n] = (q31_t) pSrc[n] << 24; 0 <= n < blockSize.
|
||||
* </pre>
|
||||
*
|
||||
*/
|
||||
|
||||
|
||||
void arm_q7_to_q31(
|
||||
q7_t * pSrc,
|
||||
q31_t * pDst,
|
||||
uint32_t blockSize)
|
||||
{
|
||||
q7_t *pIn = pSrc; /* Src pointer */
|
||||
uint32_t blkCnt; /* loop counter */
|
||||
|
||||
#if defined (ARM_MATH_DSP)
|
||||
|
||||
q31_t in;
|
||||
|
||||
/* Run the below code for Cortex-M4 and Cortex-M3 */
|
||||
|
||||
/*loop Unrolling */
|
||||
blkCnt = blockSize >> 2U;
|
||||
|
||||
/* First part of the processing with loop unrolling. Compute 4 outputs at a time.
|
||||
** a second loop below computes the remaining 1 to 3 samples. */
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (q31_t) A << 24 */
|
||||
/* convert from q7 to q31 and then store the results in the destination buffer */
|
||||
in = *__SIMD32(pIn)++;
|
||||
|
||||
#ifndef ARM_MATH_BIG_ENDIAN
|
||||
|
||||
*pDst++ = (__ROR(in, 8)) & 0xFF000000;
|
||||
*pDst++ = (__ROR(in, 16)) & 0xFF000000;
|
||||
*pDst++ = (__ROR(in, 24)) & 0xFF000000;
|
||||
*pDst++ = (in & 0xFF000000);
|
||||
|
||||
#else
|
||||
|
||||
*pDst++ = (in & 0xFF000000);
|
||||
*pDst++ = (__ROR(in, 24)) & 0xFF000000;
|
||||
*pDst++ = (__ROR(in, 16)) & 0xFF000000;
|
||||
*pDst++ = (__ROR(in, 8)) & 0xFF000000;
|
||||
|
||||
#endif // #ifndef ARM_MATH_BIG_ENDIAN
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
/* If the blockSize is not a multiple of 4, compute any remaining output samples here.
|
||||
** No loop unrolling is used. */
|
||||
blkCnt = blockSize % 0x4U;
|
||||
|
||||
#else
|
||||
|
||||
/* Run the below code for Cortex-M0 */
|
||||
|
||||
/* Loop over blockSize number of values */
|
||||
blkCnt = blockSize;
|
||||
|
||||
#endif /* #if defined (ARM_MATH_DSP) */
|
||||
|
||||
while (blkCnt > 0U)
|
||||
{
|
||||
/* C = (q31_t) A << 24 */
|
||||
/* convert from q7 to q31 and then store the results in the destination buffer */
|
||||
*pDst++ = (q31_t) * pIn++ << 24;
|
||||
|
||||
/* Decrement the loop counter */
|
||||
blkCnt--;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
* @} end of q7_to_x group
|
||||
*/
|
||||
Loading…
Add table
Add a link
Reference in a new issue