From 94f94260ace13688285fc8c62687079b26c18854 Mon Sep 17 00:00:00 2001 From: jaseg Date: Sun, 20 Dec 2020 15:18:02 +0100 Subject: Submodule-cache WIP --- .../ComplexMathFunctions/arm_cmplx_dot_prod_q15.c | 177 --------------------- 1 file changed, 177 deletions(-) delete mode 100644 fw/cdc-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_dot_prod_q15.c (limited to 'fw/cdc-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_dot_prod_q15.c') diff --git a/fw/cdc-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_dot_prod_q15.c b/fw/cdc-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_dot_prod_q15.c deleted file mode 100644 index efe72a2..0000000 --- a/fw/cdc-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_dot_prod_q15.c +++ /dev/null @@ -1,177 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_cmplx_dot_prod_q15.c - * Description: Processing function for the Q15 Complex Dot product - * - * $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 groupCmplxMath - */ - -/** - * @addtogroup cmplx_dot_prod - * @{ - */ - -/** - * @brief Q15 complex dot product - * @param *pSrcA points to the first input vector - * @param *pSrcB points to the second input vector - * @param numSamples number of complex samples in each vector - * @param *realResult real part of the result returned here - * @param *imagResult imaginary part of the result returned here - * @return none. - * - * Scaling and Overflow Behavior: - * \par - * The function is implemented using an internal 64-bit accumulator. - * The intermediate 1.15 by 1.15 multiplications are performed with full precision and yield a 2.30 result. - * These are accumulated in a 64-bit accumulator with 34.30 precision. - * As a final step, the accumulators are converted to 8.24 format. - * The return results realResult and imagResult are in 8.24 format. - */ - -void arm_cmplx_dot_prod_q15( - q15_t * pSrcA, - q15_t * pSrcB, - uint32_t numSamples, - q31_t * realResult, - q31_t * imagResult) -{ - q63_t real_sum = 0, imag_sum = 0; /* Temporary result storage */ - q15_t a0,b0,c0,d0; - -#if defined (ARM_MATH_DSP) - - /* Run the below code for Cortex-M4 and Cortex-M3 */ - uint32_t blkCnt; /* loop counter */ - - - /*loop Unrolling */ - blkCnt = numSamples >> 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) - { - a0 = *pSrcA++; - b0 = *pSrcA++; - c0 = *pSrcB++; - d0 = *pSrcB++; - - real_sum += (q31_t)a0 * c0; - imag_sum += (q31_t)a0 * d0; - real_sum -= (q31_t)b0 * d0; - imag_sum += (q31_t)b0 * c0; - - a0 = *pSrcA++; - b0 = *pSrcA++; - c0 = *pSrcB++; - d0 = *pSrcB++; - - real_sum += (q31_t)a0 * c0; - imag_sum += (q31_t)a0 * d0; - real_sum -= (q31_t)b0 * d0; - imag_sum += (q31_t)b0 * c0; - - a0 = *pSrcA++; - b0 = *pSrcA++; - c0 = *pSrcB++; - d0 = *pSrcB++; - - real_sum += (q31_t)a0 * c0; - imag_sum += (q31_t)a0 * d0; - real_sum -= (q31_t)b0 * d0; - imag_sum += (q31_t)b0 * c0; - - a0 = *pSrcA++; - b0 = *pSrcA++; - c0 = *pSrcB++; - d0 = *pSrcB++; - - real_sum += (q31_t)a0 * c0; - imag_sum += (q31_t)a0 * d0; - real_sum -= (q31_t)b0 * d0; - imag_sum += (q31_t)b0 * c0; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* If the numSamples is not a multiple of 4, compute any remaining output samples here. - ** No loop unrolling is used. */ - blkCnt = numSamples % 0x4U; - - while (blkCnt > 0U) - { - a0 = *pSrcA++; - b0 = *pSrcA++; - c0 = *pSrcB++; - d0 = *pSrcB++; - - real_sum += (q31_t)a0 * c0; - imag_sum += (q31_t)a0 * d0; - real_sum -= (q31_t)b0 * d0; - imag_sum += (q31_t)b0 * c0; - - /* Decrement the loop counter */ - blkCnt--; - } - -#else - - /* Run the below code for Cortex-M0 */ - - while (numSamples > 0U) - { - a0 = *pSrcA++; - b0 = *pSrcA++; - c0 = *pSrcB++; - d0 = *pSrcB++; - - real_sum += a0 * c0; - imag_sum += a0 * d0; - real_sum -= b0 * d0; - imag_sum += b0 * c0; - - - /* Decrement the loop counter */ - numSamples--; - } - -#endif /* #if defined (ARM_MATH_DSP) */ - - /* Store the real and imaginary results in 8.24 format */ - /* Convert real data in 34.30 to 8.24 by 6 right shifts */ - *realResult = (q31_t) (real_sum >> 6); - /* Convert imaginary data in 34.30 to 8.24 by 6 right shifts */ - *imagResult = (q31_t) (imag_sum >> 6); -} - -/** - * @} end of cmplx_dot_prod group - */ -- cgit