From 6ab94e0b318884bbcb95e2ea3835f951502e1d99 Mon Sep 17 00:00:00 2001 From: jaseg Date: Wed, 14 Oct 2020 12:47:28 +0200 Subject: Move firmware into subdirectory --- .../DSP/Source/SupportFunctions/arm_copy_f32.c | 123 +++++++++++++++++++++ 1 file changed, 123 insertions(+) create mode 100644 fw/midi-dials/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_f32.c (limited to 'fw/midi-dials/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_f32.c') diff --git a/fw/midi-dials/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_f32.c b/fw/midi-dials/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_f32.c new file mode 100644 index 0000000..13245b6 --- /dev/null +++ b/fw/midi-dials/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_f32.c @@ -0,0 +1,123 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_copy_f32.c + * Description: Copies the elements of a 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 copy Vector Copy + * + * Copies sample by sample from source vector to destination vector. + * + *
+ * 	pDst[n] = pSrc[n];   0 <= n < blockSize.
+ * 
+ * + * There are separate functions for floating point, Q31, Q15, and Q7 data types. + */ + +/** + * @addtogroup copy + * @{ + */ + +/** + * @brief Copies the elements of a floating-point vector. + * @param[in] *pSrc points to input vector + * @param[out] *pDst points to output vector + * @param[in] blockSize length of the input vector + * @return none. + * + */ + + +void arm_copy_f32( + float32_t * pSrc, + float32_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 */ + float32_t in1, in2, in3, in4; + + /*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 = A */ + /* Copy and then store the results in the destination buffer */ + in1 = *pSrc++; + in2 = *pSrc++; + in3 = *pSrc++; + in4 = *pSrc++; + + *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 = A */ + /* Copy and then store the results in the destination buffer */ + *pDst++ = *pSrc++; + + /* Decrement the loop counter */ + blkCnt--; + } +} + +/** + * @} end of BasicCopy group + */ -- cgit