diff options
Diffstat (limited to 'hid-dials/Drivers/CMSIS/DSP/Source/BasicMathFunctions/arm_abs_f32.c')
-rw-r--r-- | hid-dials/Drivers/CMSIS/DSP/Source/BasicMathFunctions/arm_abs_f32.c | 153 |
1 files changed, 0 insertions, 153 deletions
diff --git a/hid-dials/Drivers/CMSIS/DSP/Source/BasicMathFunctions/arm_abs_f32.c b/hid-dials/Drivers/CMSIS/DSP/Source/BasicMathFunctions/arm_abs_f32.c deleted file mode 100644 index 69b2bfc..0000000 --- a/hid-dials/Drivers/CMSIS/DSP/Source/BasicMathFunctions/arm_abs_f32.c +++ /dev/null @@ -1,153 +0,0 @@ -/* ----------------------------------------------------------------------
- * Project: CMSIS DSP Library
- * Title: arm_abs_f32.c
- * Description: Floating-point vector absolute value
- *
- * $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"
-#include <math.h>
-
-/**
- * @ingroup groupMath
- */
-
-/**
- * @defgroup BasicAbs Vector Absolute Value
- *
- * Computes the absolute value of a vector on an element-by-element basis.
- *
- * <pre>
- * pDst[n] = abs(pSrc[n]), 0 <= n < blockSize.
- * </pre>
- *
- * The functions support in-place computation allowing the source and
- * destination pointers to reference the same memory buffer.
- * There are separate functions for floating-point, Q7, Q15, and Q31 data types.
- */
-
-/**
- * @addtogroup BasicAbs
- * @{
- */
-
-/**
- * @brief Floating-point vector absolute value.
- * @param[in] *pSrc points to the input buffer
- * @param[out] *pDst points to the output buffer
- * @param[in] blockSize number of samples in each vector
- * @return none.
- */
-
-void arm_abs_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; /* temporary variables */
-
- /*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| */
- /* Calculate absolute and then store the results in the destination buffer. */
- /* read sample from source */
- in1 = *pSrc;
- in2 = *(pSrc + 1);
- in3 = *(pSrc + 2);
-
- /* find absolute value */
- in1 = fabsf(in1);
-
- /* read sample from source */
- in4 = *(pSrc + 3);
-
- /* find absolute value */
- in2 = fabsf(in2);
-
- /* read sample from source */
- *pDst = in1;
-
- /* find absolute value */
- in3 = fabsf(in3);
-
- /* find absolute value */
- in4 = fabsf(in4);
-
- /* store result to destination */
- *(pDst + 1) = in2;
-
- /* store result to destination */
- *(pDst + 2) = in3;
-
- /* store result to destination */
- *(pDst + 3) = in4;
-
-
- /* Update source pointer to process next sampels */
- pSrc += 4U;
-
- /* Update destination pointer to process next sampels */
- pDst += 4U;
-
- /* 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 */
-
- /* Initialize blkCnt with number of samples */
- blkCnt = blockSize;
-
-#endif /* #if defined (ARM_MATH_DSP) */
-
- while (blkCnt > 0U)
- {
- /* C = |A| */
- /* Calculate absolute and then store the results in the destination buffer. */
- *pDst++ = fabsf(*pSrc++);
-
- /* Decrement the loop counter */
- blkCnt--;
- }
-}
-
-/**
- * @} end of BasicAbs group
- */
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