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-rw-r--r--fw/hid-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_mult_real_q31.c211
1 files changed, 0 insertions, 211 deletions
diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_mult_real_q31.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_mult_real_q31.c
deleted file mode 100644
index aaa3ec0..0000000
--- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/ComplexMathFunctions/arm_cmplx_mult_real_q31.c
+++ /dev/null
@@ -1,211 +0,0 @@
-/* ----------------------------------------------------------------------
- * Project: CMSIS DSP Library
- * Title: arm_cmplx_mult_real_q31.c
- * Description: Q31 complex by real multiplication
- *
- * $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 CmplxByRealMult
- * @{
- */
-
-
-/**
- * @brief Q31 complex-by-real multiplication
- * @param[in] *pSrcCmplx points to the complex input vector
- * @param[in] *pSrcReal points to the real input vector
- * @param[out] *pCmplxDst points to the complex output vector
- * @param[in] numSamples number of samples in each vector
- * @return none.
- *
- * <b>Scaling and Overflow Behavior:</b>
- * \par
- * The function uses saturating arithmetic.
- * Results outside of the allowable Q31 range[0x80000000 0x7FFFFFFF] will be saturated.
- */
-
-void arm_cmplx_mult_real_q31(
- q31_t * pSrcCmplx,
- q31_t * pSrcReal,
- q31_t * pCmplxDst,
- uint32_t numSamples)
-{
- q31_t inA1; /* Temporary variable to store input value */
-
-#if defined (ARM_MATH_DSP)
-
- /* Run the below code for Cortex-M4 and Cortex-M3 */
- uint32_t blkCnt; /* loop counters */
- q31_t inA2, inA3, inA4; /* Temporary variables to hold input data */
- q31_t inB1, inB2; /* Temporary variabels to hold input data */
- q31_t out1, out2, out3, out4; /* Temporary variables to hold output data */
-
- /* 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[2 * i] = A[2 * i] * B[i]. */
- /* C[2 * i + 1] = A[2 * i + 1] * B[i]. */
- /* read real input from complex input buffer */
- inA1 = *pSrcCmplx++;
- inA2 = *pSrcCmplx++;
- /* read input from real input bufer */
- inB1 = *pSrcReal++;
- inB2 = *pSrcReal++;
- /* read imaginary input from complex input buffer */
- inA3 = *pSrcCmplx++;
- inA4 = *pSrcCmplx++;
-
- /* multiply complex input with real input */
- out1 = ((q63_t) inA1 * inB1) >> 32;
- out2 = ((q63_t) inA2 * inB1) >> 32;
- out3 = ((q63_t) inA3 * inB2) >> 32;
- out4 = ((q63_t) inA4 * inB2) >> 32;
-
- /* sature the result */
- out1 = __SSAT(out1, 31);
- out2 = __SSAT(out2, 31);
- out3 = __SSAT(out3, 31);
- out4 = __SSAT(out4, 31);
-
- /* get result in 1.31 format */
- out1 = out1 << 1;
- out2 = out2 << 1;
- out3 = out3 << 1;
- out4 = out4 << 1;
-
- /* store the result to destination buffer */
- *pCmplxDst++ = out1;
- *pCmplxDst++ = out2;
- *pCmplxDst++ = out3;
- *pCmplxDst++ = out4;
-
- /* read real input from complex input buffer */
- inA1 = *pSrcCmplx++;
- inA2 = *pSrcCmplx++;
- /* read input from real input bufer */
- inB1 = *pSrcReal++;
- inB2 = *pSrcReal++;
- /* read imaginary input from complex input buffer */
- inA3 = *pSrcCmplx++;
- inA4 = *pSrcCmplx++;
-
- /* multiply complex input with real input */
- out1 = ((q63_t) inA1 * inB1) >> 32;
- out2 = ((q63_t) inA2 * inB1) >> 32;
- out3 = ((q63_t) inA3 * inB2) >> 32;
- out4 = ((q63_t) inA4 * inB2) >> 32;
-
- /* sature the result */
- out1 = __SSAT(out1, 31);
- out2 = __SSAT(out2, 31);
- out3 = __SSAT(out3, 31);
- out4 = __SSAT(out4, 31);
-
- /* get result in 1.31 format */
- out1 = out1 << 1;
- out2 = out2 << 1;
- out3 = out3 << 1;
- out4 = out4 << 1;
-
- /* store the result to destination buffer */
- *pCmplxDst++ = out1;
- *pCmplxDst++ = out2;
- *pCmplxDst++ = out3;
- *pCmplxDst++ = out4;
-
- /* Decrement the numSamples 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)
- {
- /* C[2 * i] = A[2 * i] * B[i]. */
- /* C[2 * i + 1] = A[2 * i + 1] * B[i]. */
- /* read real input from complex input buffer */
- inA1 = *pSrcCmplx++;
- inA2 = *pSrcCmplx++;
- /* read input from real input bufer */
- inB1 = *pSrcReal++;
-
- /* multiply complex input with real input */
- out1 = ((q63_t) inA1 * inB1) >> 32;
- out2 = ((q63_t) inA2 * inB1) >> 32;
-
- /* sature the result */
- out1 = __SSAT(out1, 31);
- out2 = __SSAT(out2, 31);
-
- /* get result in 1.31 format */
- out1 = out1 << 1;
- out2 = out2 << 1;
-
- /* store the result to destination buffer */
- *pCmplxDst++ = out1;
- *pCmplxDst++ = out2;
-
- /* Decrement the numSamples loop counter */
- blkCnt--;
- }
-
-#else
-
- /* Run the below code for Cortex-M0 */
-
- while (numSamples > 0U)
- {
- /* realOut = realA * realB. */
- /* imagReal = imagA * realB. */
- inA1 = *pSrcReal++;
- /* store the result in the destination buffer. */
- *pCmplxDst++ =
- (q31_t) clip_q63_to_q31(((q63_t) * pSrcCmplx++ * inA1) >> 31);
- *pCmplxDst++ =
- (q31_t) clip_q63_to_q31(((q63_t) * pSrcCmplx++ * inA1) >> 31);
-
- /* Decrement the numSamples loop counter */
- numSamples--;
- }
-
-#endif /* #if defined (ARM_MATH_DSP) */
-
-}
-
-/**
- * @} end of CmplxByRealMult group
- */
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