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 --- .../ComplexMathFunctions/arm_cmplx_conj_q31.c | 169 --------------------- 1 file changed, 169 deletions(-) delete mode 100644 hid-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_conj_q31.c (limited to 'hid-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_conj_q31.c') diff --git a/hid-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_conj_q31.c b/hid-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_conj_q31.c deleted file mode 100644 index af14414..0000000 --- a/hid-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_conj_q31.c +++ /dev/null @@ -1,169 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_cmplx_conj_q31.c - * Description: Q31 complex conjugate - * - * $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_conj - * @{ - */ - -/** - * @brief Q31 complex conjugate. - * @param *pSrc points to the input vector - * @param *pDst points to the output vector - * @param numSamples number of complex samples in each vector - * @return none. - * - * Scaling and Overflow Behavior: - * \par - * The function uses saturating arithmetic. - * The Q31 value -1 (0x80000000) will be saturated to the maximum allowable positive value 0x7FFFFFFF. - */ - -void arm_cmplx_conj_q31( - q31_t * pSrc, - q31_t * pDst, - uint32_t numSamples) -{ - uint32_t blkCnt; /* loop counter */ - q31_t in; /* Input value */ - -#if defined (ARM_MATH_DSP) - - /* Run the below code for Cortex-M4 and Cortex-M3 */ - q31_t inR1, inR2, inR3, inR4; /* Temporary real variables */ - q31_t inI1, inI2, inI3, inI4; /* Temporary imaginary variables */ - - /*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) - { - /* C[0]+jC[1] = A[0]+ j (-1) A[1] */ - /* Calculate Complex Conjugate and then store the results in the destination buffer. */ - /* Saturated to 0x7fffffff if the input is -1(0x80000000) */ - /* read real input sample */ - inR1 = pSrc[0]; - /* store real input sample */ - pDst[0] = inR1; - - /* read imaginary input sample */ - inI1 = pSrc[1]; - - /* read real input sample */ - inR2 = pSrc[2]; - /* store real input sample */ - pDst[2] = inR2; - - /* read imaginary input sample */ - inI2 = pSrc[3]; - - /* negate imaginary input sample */ - inI1 = __QSUB(0, inI1); - - /* read real input sample */ - inR3 = pSrc[4]; - /* store real input sample */ - pDst[4] = inR3; - - /* read imaginary input sample */ - inI3 = pSrc[5]; - - /* negate imaginary input sample */ - inI2 = __QSUB(0, inI2); - - /* read real input sample */ - inR4 = pSrc[6]; - /* store real input sample */ - pDst[6] = inR4; - - /* negate imaginary input sample */ - inI3 = __QSUB(0, inI3); - - /* store imaginary input sample */ - inI4 = pSrc[7]; - - /* store imaginary input samples */ - pDst[1] = inI1; - - /* negate imaginary input sample */ - inI4 = __QSUB(0, inI4); - - /* store imaginary input samples */ - pDst[3] = inI2; - - /* increment source pointer by 8 to proecess next samples */ - pSrc += 8U; - - /* store imaginary input samples */ - pDst[5] = inI3; - pDst[7] = inI4; - - /* increment destination pointer by 8 to process next samples */ - pDst += 8U; - - /* 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; - -#else - - /* Run the below code for Cortex-M0 */ - blkCnt = numSamples; - - -#endif /* #if defined (ARM_MATH_DSP) */ - - while (blkCnt > 0U) - { - /* C[0]+jC[1] = A[0]+ j (-1) A[1] */ - /* Calculate Complex Conjugate and then store the results in the destination buffer. */ - /* Saturated to 0x7fffffff if the input is -1(0x80000000) */ - *pDst++ = *pSrc++; - in = *pSrc++; - *pDst++ = (in == INT32_MIN) ? INT32_MAX : -in; - - /* Decrement the loop counter */ - blkCnt--; - } -} - -/** - * @} end of cmplx_conj group - */ -- cgit