From d8b6d18d2fefee381eb6a26334a13e94126b6d8e Mon Sep 17 00:00:00 2001 From: jaseg Date: Mon, 21 Dec 2020 16:22:11 +0100 Subject: Remove obsolete template code from fw --- .../DSP/Source/StatisticsFunctions/arm_max_f32.c | 170 ------------------- .../DSP/Source/StatisticsFunctions/arm_max_q15.c | 162 ------------------ .../DSP/Source/StatisticsFunctions/arm_max_q31.c | 162 ------------------ .../DSP/Source/StatisticsFunctions/arm_max_q7.c | 162 ------------------ .../DSP/Source/StatisticsFunctions/arm_mean_f32.c | 125 -------------- .../DSP/Source/StatisticsFunctions/arm_mean_q15.c | 120 ------------- .../DSP/Source/StatisticsFunctions/arm_mean_q31.c | 123 -------------- .../DSP/Source/StatisticsFunctions/arm_mean_q7.c | 120 ------------- .../DSP/Source/StatisticsFunctions/arm_min_f32.c | 170 ------------------- .../DSP/Source/StatisticsFunctions/arm_min_q15.c | 163 ------------------ .../DSP/Source/StatisticsFunctions/arm_min_q31.c | 163 ------------------ .../DSP/Source/StatisticsFunctions/arm_min_q7.c | 163 ------------------ .../DSP/Source/StatisticsFunctions/arm_power_f32.c | 129 -------------- .../DSP/Source/StatisticsFunctions/arm_power_q15.c | 138 --------------- .../DSP/Source/StatisticsFunctions/arm_power_q31.c | 129 -------------- .../DSP/Source/StatisticsFunctions/arm_power_q7.c | 127 -------------- .../DSP/Source/StatisticsFunctions/arm_rms_f32.c | 127 -------------- .../DSP/Source/StatisticsFunctions/arm_rms_q15.c | 139 --------------- .../DSP/Source/StatisticsFunctions/arm_rms_q31.c | 137 --------------- .../DSP/Source/StatisticsFunctions/arm_std_f32.c | 186 --------------------- .../DSP/Source/StatisticsFunctions/arm_std_q15.c | 174 ------------------- .../DSP/Source/StatisticsFunctions/arm_std_q31.c | 169 ------------------- .../DSP/Source/StatisticsFunctions/arm_var_f32.c | 181 -------------------- .../DSP/Source/StatisticsFunctions/arm_var_q15.c | 172 ------------------- .../DSP/Source/StatisticsFunctions/arm_var_q31.c | 169 ------------------- 25 files changed, 3780 deletions(-) delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_f32.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_q15.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_q31.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_q7.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_f32.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_q15.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_q31.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_q7.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_f32.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_q15.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_q31.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_q7.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_f32.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_q15.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_q31.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_q7.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_rms_f32.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_rms_q15.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_rms_q31.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_std_f32.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_std_q15.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_std_q31.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_var_f32.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_var_q15.c delete mode 100644 fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_var_q31.c (limited to 'fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions') diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_f32.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_f32.c deleted file mode 100644 index 3a77a9f..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_f32.c +++ /dev/null @@ -1,170 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_max_f32.c - * Description: Maximum value 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 groupStats - */ - -/** - * @defgroup Max Maximum - * - * Computes the maximum value of an array of data. - * The function returns both the maximum value and its position within the array. - * There are separate functions for floating-point, Q31, Q15, and Q7 data types. - */ - -/** - * @addtogroup Max - * @{ - */ - - -/** - * @brief Maximum value of a floating-point vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult maximum value returned here - * @param[out] *pIndex index of maximum value returned here - * @return none. - */ - -void arm_max_f32( - float32_t * pSrc, - uint32_t blockSize, - float32_t * pResult, - uint32_t * pIndex) -{ -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - float32_t maxVal1, maxVal2, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex, count; /* loop counter */ - - /* Initialise the count value. */ - count = 0U; - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - /* Loop unrolling */ - blkCnt = (blockSize - 1U) >> 2U; - - while (blkCnt > 0U) - { - /* Initialize maxVal to the next consecutive values one by one */ - maxVal1 = *pSrc++; - maxVal2 = *pSrc++; - - /* compare for the maximum value */ - if (out < maxVal1) - { - /* Update the maximum value and its index */ - out = maxVal1; - outIndex = count + 1U; - } - - /* compare for the maximum value */ - if (out < maxVal2) - { - /* Update the maximum value and its index */ - out = maxVal2; - outIndex = count + 2U; - } - - /* Initialize maxVal to the next consecutive values one by one */ - maxVal1 = *pSrc++; - maxVal2 = *pSrc++; - - /* compare for the maximum value */ - if (out < maxVal1) - { - /* Update the maximum value and its index */ - out = maxVal1; - outIndex = count + 3U; - } - - /* compare for the maximum value */ - if (out < maxVal2) - { - /* Update the maximum value and its index */ - out = maxVal2; - outIndex = count + 4U; - } - - count += 4U; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* if (blockSize - 1U) is not multiple of 4 */ - blkCnt = (blockSize - 1U) % 4U; - -#else - /* Run the below code for Cortex-M0 */ - - float32_t maxVal1, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex; /* loop counter */ - - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - blkCnt = (blockSize - 1U); - -#endif /* #if defined (ARM_MATH_DSP) */ - - while (blkCnt > 0U) - { - /* Initialize maxVal to the next consecutive values one by one */ - maxVal1 = *pSrc++; - - /* compare for the maximum value */ - if (out < maxVal1) - { - /* Update the maximum value and it's index */ - out = maxVal1; - outIndex = blockSize - blkCnt; - } - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Store the maximum value and it's index into destination pointers */ - *pResult = out; - *pIndex = outIndex; -} - -/** - * @} end of Max group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_q15.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_q15.c deleted file mode 100644 index c2fead2..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_q15.c +++ /dev/null @@ -1,162 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_max_q15.c - * Description: Maximum value of a Q15 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 groupStats - */ - -/** - * @addtogroup Max - * @{ - */ - - -/** - * @brief Maximum value of a Q15 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult maximum value returned here - * @param[out] *pIndex index of maximum value returned here - * @return none. - */ - -void arm_max_q15( - q15_t * pSrc, - uint32_t blockSize, - q15_t * pResult, - uint32_t * pIndex) -{ -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q15_t maxVal1, maxVal2, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex, count; /* loop counter */ - - /* Initialise the count value. */ - count = 0U; - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - /* Loop unrolling */ - blkCnt = (blockSize - 1U) >> 2U; - - while (blkCnt > 0U) - { - /* Initialize maxVal to the next consecutive values one by one */ - maxVal1 = *pSrc++; - maxVal2 = *pSrc++; - - /* compare for the maximum value */ - if (out < maxVal1) - { - /* Update the maximum value and its index */ - out = maxVal1; - outIndex = count + 1U; - } - - /* compare for the maximum value */ - if (out < maxVal2) - { - /* Update the maximum value and its index */ - out = maxVal2; - outIndex = count + 2U; - } - - /* Initialize maxVal to the next consecutive values one by one */ - maxVal1 = *pSrc++; - maxVal2 = *pSrc++; - - /* compare for the maximum value */ - if (out < maxVal1) - { - /* Update the maximum value and its index */ - out = maxVal1; - outIndex = count + 3U; - } - - /* compare for the maximum value */ - if (out < maxVal2) - { - /* Update the maximum value and its index */ - out = maxVal2; - outIndex = count + 4U; - } - - count += 4U; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* if (blockSize - 1U) is not multiple of 4 */ - blkCnt = (blockSize - 1U) % 4U; - -#else - /* Run the below code for Cortex-M0 */ - - q15_t maxVal1, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex; /* loop counter */ - - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - blkCnt = (blockSize - 1U); - -#endif /* #if defined (ARM_MATH_DSP) */ - - while (blkCnt > 0U) - { - /* Initialize maxVal to the next consecutive values one by one */ - maxVal1 = *pSrc++; - - /* compare for the maximum value */ - if (out < maxVal1) - { - /* Update the maximum value and it's index */ - out = maxVal1; - outIndex = blockSize - blkCnt; - } - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Store the maximum value and it's index into destination pointers */ - *pResult = out; - *pIndex = outIndex; -} - -/** - * @} end of Max group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_q31.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_q31.c deleted file mode 100644 index 5e90693..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_q31.c +++ /dev/null @@ -1,162 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_max_q31.c - * Description: Maximum value of a Q31 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 groupStats - */ - -/** - * @addtogroup Max - * @{ - */ - - -/** - * @brief Maximum value of a Q31 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult maximum value returned here - * @param[out] *pIndex index of maximum value returned here - * @return none. - */ - -void arm_max_q31( - q31_t * pSrc, - uint32_t blockSize, - q31_t * pResult, - uint32_t * pIndex) -{ -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q31_t maxVal1, maxVal2, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex, count; /* loop counter */ - - /* Initialise the count value. */ - count = 0U; - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - /* Loop unrolling */ - blkCnt = (blockSize - 1U) >> 2U; - - while (blkCnt > 0U) - { - /* Initialize maxVal to the next consecutive values one by one */ - maxVal1 = *pSrc++; - maxVal2 = *pSrc++; - - /* compare for the maximum value */ - if (out < maxVal1) - { - /* Update the maximum value and its index */ - out = maxVal1; - outIndex = count + 1U; - } - - /* compare for the maximum value */ - if (out < maxVal2) - { - /* Update the maximum value and its index */ - out = maxVal2; - outIndex = count + 2U; - } - - /* Initialize maxVal to the next consecutive values one by one */ - maxVal1 = *pSrc++; - maxVal2 = *pSrc++; - - /* compare for the maximum value */ - if (out < maxVal1) - { - /* Update the maximum value and its index */ - out = maxVal1; - outIndex = count + 3U; - } - - /* compare for the maximum value */ - if (out < maxVal2) - { - /* Update the maximum value and its index */ - out = maxVal2; - outIndex = count + 4U; - } - - count += 4U; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* if (blockSize - 1U) is not multiple of 4 */ - blkCnt = (blockSize - 1U) % 4U; - -#else - /* Run the below code for Cortex-M0 */ - - q31_t maxVal1, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex; /* loop counter */ - - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - blkCnt = (blockSize - 1U); - -#endif /* #if defined (ARM_MATH_DSP) */ - - while (blkCnt > 0U) - { - /* Initialize maxVal to the next consecutive values one by one */ - maxVal1 = *pSrc++; - - /* compare for the maximum value */ - if (out < maxVal1) - { - /* Update the maximum value and it's index */ - out = maxVal1; - outIndex = blockSize - blkCnt; - } - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Store the maximum value and it's index into destination pointers */ - *pResult = out; - *pIndex = outIndex; -} - -/** - * @} end of Max group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_q7.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_q7.c deleted file mode 100644 index 6cd6f60..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_max_q7.c +++ /dev/null @@ -1,162 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_max_q7.c - * Description: Maximum value of a Q7 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 groupStats - */ - -/** - * @addtogroup Max - * @{ - */ - - -/** - * @brief Maximum value of a Q7 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult maximum value returned here - * @param[out] *pIndex index of maximum value returned here - * @return none. - */ - -void arm_max_q7( - q7_t * pSrc, - uint32_t blockSize, - q7_t * pResult, - uint32_t * pIndex) -{ -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q7_t maxVal1, maxVal2, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex, count; /* loop counter */ - - /* Initialise the count value. */ - count = 0U; - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - /* Loop unrolling */ - blkCnt = (blockSize - 1U) >> 2U; - - while (blkCnt > 0U) - { - /* Initialize maxVal to the next consecutive values one by one */ - maxVal1 = *pSrc++; - maxVal2 = *pSrc++; - - /* compare for the maximum value */ - if (out < maxVal1) - { - /* Update the maximum value and its index */ - out = maxVal1; - outIndex = count + 1U; - } - - /* compare for the maximum value */ - if (out < maxVal2) - { - /* Update the maximum value and its index */ - out = maxVal2; - outIndex = count + 2U; - } - - /* Initialize maxVal to the next consecutive values one by one */ - maxVal1 = *pSrc++; - maxVal2 = *pSrc++; - - /* compare for the maximum value */ - if (out < maxVal1) - { - /* Update the maximum value and its index */ - out = maxVal1; - outIndex = count + 3U; - } - - /* compare for the maximum value */ - if (out < maxVal2) - { - /* Update the maximum value and its index */ - out = maxVal2; - outIndex = count + 4U; - } - - count += 4U; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* if (blockSize - 1U) is not multiple of 4 */ - blkCnt = (blockSize - 1U) % 4U; - -#else - /* Run the below code for Cortex-M0 */ - - q7_t maxVal1, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex; /* loop counter */ - - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - blkCnt = (blockSize - 1U); - -#endif /* #if defined (ARM_MATH_DSP) */ - - while (blkCnt > 0U) - { - /* Initialize maxVal to the next consecutive values one by one */ - maxVal1 = *pSrc++; - - /* compare for the maximum value */ - if (out < maxVal1) - { - /* Update the maximum value and it's index */ - out = maxVal1; - outIndex = blockSize - blkCnt; - } - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Store the maximum value and it's index into destination pointers */ - *pResult = out; - *pIndex = outIndex; -} - -/** - * @} end of Max group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_f32.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_f32.c deleted file mode 100644 index 8a59188..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_f32.c +++ /dev/null @@ -1,125 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_mean_f32.c - * Description: Mean value 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 groupStats - */ - -/** - * @defgroup mean Mean - * - * Calculates the mean of the input vector. Mean is defined as the average of the elements in the vector. - * The underlying algorithm is used: - * - * 
- * 	Result = (pSrc[0] + pSrc[1] + pSrc[2] + ... + pSrc[blockSize-1]) / blockSize;
- *
- * - * There are separate functions for floating-point, Q31, Q15, and Q7 data types. - */ - -/** - * @addtogroup mean - * @{ - */ - - -/** - * @brief Mean value of a floating-point vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult mean value returned here - * @return none. - */ - -void arm_mean_f32( - float32_t * pSrc, - uint32_t blockSize, - float32_t * pResult) -{ - float32_t sum = 0.0f; /* Temporary result storage */ - 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[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - in1 = *pSrc++; - in2 = *pSrc++; - in3 = *pSrc++; - in4 = *pSrc++; - - sum += in1; - sum += in2; - sum += in3; - sum += 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[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - sum += *pSrc++; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* C = (A[0] + A[1] + A[2] + ... + A[blockSize-1]) / blockSize */ - /* Store the result to the destination */ - *pResult = sum / (float32_t) blockSize; -} - -/** - * @} end of mean group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_q15.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_q15.c deleted file mode 100644 index 9ef0914..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_q15.c +++ /dev/null @@ -1,120 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_mean_q15.c - * Description: Mean value of a Q15 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 groupStats - */ - -/** - * @addtogroup mean - * @{ - */ - - -/** - * @brief Mean value of a Q15 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult mean value returned here - * @return none. - * - * @details - * Scaling and Overflow Behavior: - * \par - * The function is implemented using a 32-bit internal accumulator. - * The input is represented in 1.15 format and is accumulated in a 32-bit - * accumulator in 17.15 format. - * There is no risk of internal overflow with this approach, and the - * full precision of intermediate result is preserved. - * Finally, the accumulator is saturated and truncated to yield a result of 1.15 format. - * - */ - -void arm_mean_q15( - q15_t * pSrc, - uint32_t blockSize, - q15_t * pResult) -{ - q31_t sum = 0; /* Temporary result storage */ - uint32_t blkCnt; /* loop counter */ - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q31_t in; - - /*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[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - in = *__SIMD32(pSrc)++; - sum += ((in << 16U) >> 16U); - sum += (in >> 16U); - in = *__SIMD32(pSrc)++; - sum += ((in << 16U) >> 16U); - sum += (in >> 16U); - - /* 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[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - sum += *pSrc++; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* C = (A[0] + A[1] + A[2] + ... + A[blockSize-1]) / blockSize */ - /* Store the result to the destination */ - *pResult = (q15_t) (sum / (q31_t)blockSize); -} - -/** - * @} end of mean group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_q31.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_q31.c deleted file mode 100644 index def314a..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_q31.c +++ /dev/null @@ -1,123 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_mean_q31.c - * Description: Mean value of a Q31 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 groupStats - */ - -/** - * @addtogroup mean - * @{ - */ - - -/** - * @brief Mean value of a Q31 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult mean value returned here - * @return none. - * - * @details - * Scaling and Overflow Behavior: - *\par - * The function is implemented using a 64-bit internal accumulator. - * The input is represented in 1.31 format and is accumulated in a 64-bit - * accumulator in 33.31 format. - * There is no risk of internal overflow with this approach, and the - * full precision of intermediate result is preserved. - * Finally, the accumulator is truncated to yield a result of 1.31 format. - * - */ - -void arm_mean_q31( - q31_t * pSrc, - uint32_t blockSize, - q31_t * pResult) -{ - q63_t sum = 0; /* Temporary result storage */ - uint32_t blkCnt; /* loop counter */ - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q31_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[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - in1 = *pSrc++; - in2 = *pSrc++; - in3 = *pSrc++; - in4 = *pSrc++; - - sum += in1; - sum += in2; - sum += in3; - sum += 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[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - sum += *pSrc++; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* C = (A[0] + A[1] + A[2] + ... + A[blockSize-1]) / blockSize */ - /* Store the result to the destination */ - *pResult = (q31_t) (sum / (int32_t) blockSize); -} - -/** - * @} end of mean group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_q7.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_q7.c deleted file mode 100644 index ae60869..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_mean_q7.c +++ /dev/null @@ -1,120 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_mean_q7.c - * Description: Mean value of a Q7 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 groupStats - */ - -/** - * @addtogroup mean - * @{ - */ - - -/** - * @brief Mean value of a Q7 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult mean value returned here - * @return none. - * - * @details - * Scaling and Overflow Behavior: - * \par - * The function is implemented using a 32-bit internal accumulator. - * The input is represented in 1.7 format and is accumulated in a 32-bit - * accumulator in 25.7 format. - * There is no risk of internal overflow with this approach, and the - * full precision of intermediate result is preserved. - * Finally, the accumulator is truncated to yield a result of 1.7 format. - * - */ - -void arm_mean_q7( - q7_t * pSrc, - uint32_t blockSize, - q7_t * pResult) -{ - q31_t sum = 0; /* Temporary result storage */ - uint32_t blkCnt; /* loop counter */ - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q31_t in; - - /*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[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - in = *__SIMD32(pSrc)++; - - sum += ((in << 24U) >> 24U); - sum += ((in << 16U) >> 24U); - sum += ((in << 8U) >> 24U); - sum += (in >> 24U); - - /* 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[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - sum += *pSrc++; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* C = (A[0] + A[1] + A[2] + ... + A[blockSize-1]) / blockSize */ - /* Store the result to the destination */ - *pResult = (q7_t) (sum / (int32_t) blockSize); -} - -/** - * @} end of mean group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_f32.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_f32.c deleted file mode 100644 index 6ef11f9..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_f32.c +++ /dev/null @@ -1,170 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_min_f32.c - * Description: Minimum value 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 groupStats - */ - -/** - * @defgroup Min Minimum - * - * Computes the minimum value of an array of data. - * The function returns both the minimum value and its position within the array. - * There are separate functions for floating-point, Q31, Q15, and Q7 data types. - */ - -/** - * @addtogroup Min - * @{ - */ - - -/** - * @brief Minimum value of a floating-point vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult minimum value returned here - * @param[out] *pIndex index of minimum value returned here - * @return none. - */ - -void arm_min_f32( - float32_t * pSrc, - uint32_t blockSize, - float32_t * pResult, - uint32_t * pIndex) -{ -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - float32_t minVal1, minVal2, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex, count; /* loop counter */ - - /* Initialise the count value. */ - count = 0U; - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - /* Loop unrolling */ - blkCnt = (blockSize - 1U) >> 2U; - - while (blkCnt > 0U) - { - /* Initialize minVal to the next consecutive values one by one */ - minVal1 = *pSrc++; - minVal2 = *pSrc++; - - /* compare for the minimum value */ - if (out > minVal1) - { - /* Update the minimum value and its index */ - out = minVal1; - outIndex = count + 1U; - } - - /* compare for the minimum value */ - if (out > minVal2) - { - /* Update the minimum value and its index */ - out = minVal2; - outIndex = count + 2U; - } - - /* Initialize minVal to the next consecutive values one by one */ - minVal1 = *pSrc++; - minVal2 = *pSrc++; - - /* compare for the minimum value */ - if (out > minVal1) - { - /* Update the minimum value and its index */ - out = minVal1; - outIndex = count + 3U; - } - - /* compare for the minimum value */ - if (out > minVal2) - { - /* Update the minimum value and its index */ - out = minVal2; - outIndex = count + 4U; - } - - count += 4U; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* if (blockSize - 1U) is not multiple of 4 */ - blkCnt = (blockSize - 1U) % 4U; - -#else - /* Run the below code for Cortex-M0 */ - - float32_t minVal1, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex; /* loop counter */ - - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - blkCnt = (blockSize - 1U); - -#endif /* #if defined (ARM_MATH_DSP) */ - - while (blkCnt > 0U) - { - /* Initialize minVal to the next consecutive values one by one */ - minVal1 = *pSrc++; - - /* compare for the minimum value */ - if (out > minVal1) - { - /* Update the minimum value and it's index */ - out = minVal1; - outIndex = blockSize - blkCnt; - } - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Store the minimum value and it's index into destination pointers */ - *pResult = out; - *pIndex = outIndex; -} - -/** - * @} end of Min group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_q15.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_q15.c deleted file mode 100644 index aa7e424..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_q15.c +++ /dev/null @@ -1,163 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_min_q15.c - * Description: Minimum value of a Q15 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 groupStats - */ - - -/** - * @addtogroup Min - * @{ - */ - - -/** - * @brief Minimum value of a Q15 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult minimum value returned here - * @param[out] *pIndex index of minimum value returned here - * @return none. - */ - -void arm_min_q15( - q15_t * pSrc, - uint32_t blockSize, - q15_t * pResult, - uint32_t * pIndex) -{ -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q15_t minVal1, minVal2, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex, count; /* loop counter */ - - /* Initialise the count value. */ - count = 0U; - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - /* Loop unrolling */ - blkCnt = (blockSize - 1U) >> 2U; - - while (blkCnt > 0U) - { - /* Initialize minVal to the next consecutive values one by one */ - minVal1 = *pSrc++; - minVal2 = *pSrc++; - - /* compare for the minimum value */ - if (out > minVal1) - { - /* Update the minimum value and its index */ - out = minVal1; - outIndex = count + 1U; - } - - /* compare for the minimum value */ - if (out > minVal2) - { - /* Update the minimum value and its index */ - out = minVal2; - outIndex = count + 2U; - } - - /* Initialize minVal to the next consecutive values one by one */ - minVal1 = *pSrc++; - minVal2 = *pSrc++; - - /* compare for the minimum value */ - if (out > minVal1) - { - /* Update the minimum value and its index */ - out = minVal1; - outIndex = count + 3U; - } - - /* compare for the minimum value */ - if (out > minVal2) - { - /* Update the minimum value and its index */ - out = minVal2; - outIndex = count + 4U; - } - - count += 4U; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* if (blockSize - 1U) is not multiple of 4 */ - blkCnt = (blockSize - 1U) % 4U; - -#else - /* Run the below code for Cortex-M0 */ - - q15_t minVal1, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex; /* loop counter */ - - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - blkCnt = (blockSize - 1U); - -#endif /* #if defined (ARM_MATH_DSP) */ - - while (blkCnt > 0U) - { - /* Initialize minVal to the next consecutive values one by one */ - minVal1 = *pSrc++; - - /* compare for the minimum value */ - if (out > minVal1) - { - /* Update the minimum value and it's index */ - out = minVal1; - outIndex = blockSize - blkCnt; - } - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Store the minimum value and it's index into destination pointers */ - *pResult = out; - *pIndex = outIndex; -} - -/** - * @} end of Min group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_q31.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_q31.c deleted file mode 100644 index 57dd195..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_q31.c +++ /dev/null @@ -1,163 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_min_q31.c - * Description: Minimum value of a Q31 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 groupStats - */ - - -/** - * @addtogroup Min - * @{ - */ - - -/** - * @brief Minimum value of a Q31 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult minimum value returned here - * @param[out] *pIndex index of minimum value returned here - * @return none. - */ - -void arm_min_q31( - q31_t * pSrc, - uint32_t blockSize, - q31_t * pResult, - uint32_t * pIndex) -{ -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q31_t minVal1, minVal2, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex, count; /* loop counter */ - - /* Initialise the count value. */ - count = 0U; - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - /* Loop unrolling */ - blkCnt = (blockSize - 1U) >> 2U; - - while (blkCnt > 0U) - { - /* Initialize minVal to the next consecutive values one by one */ - minVal1 = *pSrc++; - minVal2 = *pSrc++; - - /* compare for the minimum value */ - if (out > minVal1) - { - /* Update the minimum value and its index */ - out = minVal1; - outIndex = count + 1U; - } - - /* compare for the minimum value */ - if (out > minVal2) - { - /* Update the minimum value and its index */ - out = minVal2; - outIndex = count + 2U; - } - - /* Initialize minVal to the next consecutive values one by one */ - minVal1 = *pSrc++; - minVal2 = *pSrc++; - - /* compare for the minimum value */ - if (out > minVal1) - { - /* Update the minimum value and its index */ - out = minVal1; - outIndex = count + 3U; - } - - /* compare for the minimum value */ - if (out > minVal2) - { - /* Update the minimum value and its index */ - out = minVal2; - outIndex = count + 4U; - } - - count += 4U; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* if (blockSize - 1U) is not multiple of 4 */ - blkCnt = (blockSize - 1U) % 4U; - -#else - /* Run the below code for Cortex-M0 */ - - q31_t minVal1, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex; /* loop counter */ - - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - blkCnt = (blockSize - 1U); - -#endif /* #if defined (ARM_MATH_DSP) */ - - while (blkCnt > 0U) - { - /* Initialize minVal to the next consecutive values one by one */ - minVal1 = *pSrc++; - - /* compare for the minimum value */ - if (out > minVal1) - { - /* Update the minimum value and it's index */ - out = minVal1; - outIndex = blockSize - blkCnt; - } - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Store the minimum value and it's index into destination pointers */ - *pResult = out; - *pIndex = outIndex; -} - -/** - * @} end of Min group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_q7.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_q7.c deleted file mode 100644 index ac96603..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_min_q7.c +++ /dev/null @@ -1,163 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_min_q7.c - * Description: Minimum value of a Q7 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 groupStats - */ - - -/** - * @addtogroup Min - * @{ - */ - - -/** - * @brief Minimum value of a Q7 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult minimum value returned here - * @param[out] *pIndex index of minimum value returned here - * @return none. - */ - -void arm_min_q7( - q7_t * pSrc, - uint32_t blockSize, - q7_t * pResult, - uint32_t * pIndex) -{ -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q7_t minVal1, minVal2, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex, count; /* loop counter */ - - /* Initialise the count value. */ - count = 0U; - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - /* Loop unrolling */ - blkCnt = (blockSize - 1U) >> 2U; - - while (blkCnt > 0U) - { - /* Initialize minVal to the next consecutive values one by one */ - minVal1 = *pSrc++; - minVal2 = *pSrc++; - - /* compare for the minimum value */ - if (out > minVal1) - { - /* Update the minimum value and its index */ - out = minVal1; - outIndex = count + 1U; - } - - /* compare for the minimum value */ - if (out > minVal2) - { - /* Update the minimum value and its index */ - out = minVal2; - outIndex = count + 2U; - } - - /* Initialize minVal to the next consecutive values one by one */ - minVal1 = *pSrc++; - minVal2 = *pSrc++; - - /* compare for the minimum value */ - if (out > minVal1) - { - /* Update the minimum value and its index */ - out = minVal1; - outIndex = count + 3U; - } - - /* compare for the minimum value */ - if (out > minVal2) - { - /* Update the minimum value and its index */ - out = minVal2; - outIndex = count + 4U; - } - - count += 4U; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* if (blockSize - 1U) is not multiple of 4 */ - blkCnt = (blockSize - 1U) % 4U; - -#else - /* Run the below code for Cortex-M0 */ - - q7_t minVal1, out; /* Temporary variables to store the output value. */ - uint32_t blkCnt, outIndex; /* loop counter */ - - /* Initialise the index value to zero. */ - outIndex = 0U; - /* Load first input value that act as reference value for comparision */ - out = *pSrc++; - - blkCnt = (blockSize - 1U); - -#endif /* #if defined (ARM_MATH_DSP) */ - - while (blkCnt > 0U) - { - /* Initialize minVal to the next consecutive values one by one */ - minVal1 = *pSrc++; - - /* compare for the minimum value */ - if (out > minVal1) - { - /* Update the minimum value and it's index */ - out = minVal1; - outIndex = blockSize - blkCnt; - } - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Store the minimum value and it's index into destination pointers */ - *pResult = out; - *pIndex = outIndex; -} - -/** - * @} end of Min group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_f32.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_f32.c deleted file mode 100644 index bfe4dd3..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_f32.c +++ /dev/null @@ -1,129 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_power_f32.c - * Description: Sum of the squares of 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 groupStats - */ - -/** - * @defgroup power Power - * - * Calculates the sum of the squares of the elements in the input vector. - * The underlying algorithm is used: - * - * 
- * 	Result = pSrc[0] * pSrc[0] + pSrc[1] * pSrc[1] + pSrc[2] * pSrc[2] + ... + pSrc[blockSize-1] * pSrc[blockSize-1];
- *
- * - * There are separate functions for floating point, Q31, Q15, and Q7 data types. - */ - -/** - * @addtogroup power - * @{ - */ - - -/** - * @brief Sum of the squares of the elements of a floating-point vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult sum of the squares value returned here - * @return none. - * - */ - - -void arm_power_f32( - float32_t * pSrc, - uint32_t blockSize, - float32_t * pResult) -{ - float32_t sum = 0.0f; /* accumulator */ - float32_t in; /* Temporary variable to store input value */ - uint32_t blkCnt; /* loop counter */ - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - /*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[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* Compute Power and then store the result in a temporary variable, sum. */ - in = *pSrc++; - sum += in * in; - in = *pSrc++; - sum += in * in; - in = *pSrc++; - sum += in * in; - in = *pSrc++; - sum += in * in; - - /* 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[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* compute power and then store the result in a temporary variable, sum. */ - in = *pSrc++; - sum += in * in; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Store the result to the destination */ - *pResult = sum; -} - -/** - * @} end of power group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_q15.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_q15.c deleted file mode 100644 index fbe73d1..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_q15.c +++ /dev/null @@ -1,138 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_power_q15.c - * Description: Sum of the squares of the elements of a Q15 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 groupStats - */ - -/** - * @addtogroup power - * @{ - */ - -/** - * @brief Sum of the squares of the elements of a Q15 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult sum of the squares value returned here - * @return none. - * - * @details - * Scaling and Overflow Behavior: - * - * \par - * The function is implemented using a 64-bit internal accumulator. - * The input is represented in 1.15 format. - * Intermediate multiplication yields a 2.30 format, and this - * result is added without saturation to a 64-bit accumulator in 34.30 format. - * With 33 guard bits in the accumulator, there is no risk of overflow, and the - * full precision of the intermediate multiplication is preserved. - * Finally, the return result is in 34.30 format. - * - */ - -void arm_power_q15( - q15_t * pSrc, - uint32_t blockSize, - q63_t * pResult) -{ - q63_t sum = 0; /* Temporary result storage */ - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q31_t in32; /* Temporary variable to store input value */ - q15_t in16; /* Temporary variable to store input value */ - uint32_t blkCnt; /* loop counter */ - - - /* 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[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* Compute Power and then store the result in a temporary variable, sum. */ - in32 = *__SIMD32(pSrc)++; - sum = __SMLALD(in32, in32, sum); - in32 = *__SIMD32(pSrc)++; - sum = __SMLALD(in32, in32, sum); - - /* 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; - - while (blkCnt > 0U) - { - /* C = A[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* Compute Power and then store the result in a temporary variable, sum. */ - in16 = *pSrc++; - sum = __SMLALD(in16, in16, sum); - - /* Decrement the loop counter */ - blkCnt--; - } - -#else - /* Run the below code for Cortex-M0 */ - - q15_t in; /* Temporary variable to store input value */ - uint32_t blkCnt; /* loop counter */ - - - /* Loop over blockSize number of values */ - blkCnt = blockSize; - - while (blkCnt > 0U) - { - /* C = A[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* Compute Power and then store the result in a temporary variable, sum. */ - in = *pSrc++; - sum += ((q31_t) in * in); - - /* Decrement the loop counter */ - blkCnt--; - } - -#endif /* #if defined (ARM_MATH_DSP) */ - - /* Store the results in 34.30 format */ - *pResult = sum; -} - -/** - * @} end of power group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_q31.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_q31.c deleted file mode 100644 index 498face..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_q31.c +++ /dev/null @@ -1,129 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_power_q31.c - * Description: Sum of the squares of the elements of a Q31 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 groupStats - */ - -/** - * @addtogroup power - * @{ - */ - -/** - * @brief Sum of the squares of the elements of a Q31 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult sum of the squares value returned here - * @return none. - * - * @details - * Scaling and Overflow Behavior: - * - * \par - * The function is implemented using a 64-bit internal accumulator. - * The input is represented in 1.31 format. - * Intermediate multiplication yields a 2.62 format, and this - * result is truncated to 2.48 format by discarding the lower 14 bits. - * The 2.48 result is then added without saturation to a 64-bit accumulator in 16.48 format. - * With 15 guard bits in the accumulator, there is no risk of overflow, and the - * full precision of the intermediate multiplication is preserved. - * Finally, the return result is in 16.48 format. - * - */ - -void arm_power_q31( - q31_t * pSrc, - uint32_t blockSize, - q63_t * pResult) -{ - q63_t sum = 0; /* Temporary result storage */ - q31_t in; - uint32_t blkCnt; /* loop counter */ - - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - /*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[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* Compute Power then shift intermediate results by 14 bits to maintain 16.48 format and then store the result in a temporary variable sum, providing 15 guard bits. */ - in = *pSrc++; - sum += ((q63_t) in * in) >> 14U; - - in = *pSrc++; - sum += ((q63_t) in * in) >> 14U; - - in = *pSrc++; - sum += ((q63_t) in * in) >> 14U; - - in = *pSrc++; - sum += ((q63_t) in * in) >> 14U; - - /* 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[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* Compute Power and then store the result in a temporary variable, sum. */ - in = *pSrc++; - sum += ((q63_t) in * in) >> 14U; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Store the results in 16.48 format */ - *pResult = sum; -} - -/** - * @} end of power group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_q7.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_q7.c deleted file mode 100644 index 3b8335a..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_power_q7.c +++ /dev/null @@ -1,127 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_power_q7.c - * Description: Sum of the squares of the elements of a Q7 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 groupStats - */ - -/** - * @addtogroup power - * @{ - */ - -/** - * @brief Sum of the squares of the elements of a Q7 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult sum of the squares value returned here - * @return none. - * - * @details - * Scaling and Overflow Behavior: - * - * \par - * The function is implemented using a 32-bit internal accumulator. - * The input is represented in 1.7 format. - * Intermediate multiplication yields a 2.14 format, and this - * result is added without saturation to an accumulator in 18.14 format. - * With 17 guard bits in the accumulator, there is no risk of overflow, and the - * full precision of the intermediate multiplication is preserved. - * Finally, the return result is in 18.14 format. - * - */ - -void arm_power_q7( - q7_t * pSrc, - uint32_t blockSize, - q31_t * pResult) -{ - q31_t sum = 0; /* Temporary result storage */ - q7_t in; /* Temporary variable to store input */ - uint32_t blkCnt; /* loop counter */ - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q31_t input1; /* Temporary variable to store packed input */ - q31_t in1, in2; /* Temporary variables to store input */ - - /*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) - { - /* Reading two inputs of pSrc vector and packing */ - input1 = *__SIMD32(pSrc)++; - - in1 = __SXTB16(__ROR(input1, 8)); - in2 = __SXTB16(input1); - - /* C = A[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* calculate power and accumulate to accumulator */ - sum = __SMLAD(in1, in1, sum); - sum = __SMLAD(in2, in2, sum); - - /* 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[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* Compute Power and then store the result in a temporary variable, sum. */ - in = *pSrc++; - sum += ((q15_t) in * in); - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Store the result in 18.14 format */ - *pResult = sum; -} - -/** - * @} end of power group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_rms_f32.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_rms_f32.c deleted file mode 100644 index 3089d40..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_rms_f32.c +++ /dev/null @@ -1,127 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_rms_f32.c - * Description: Root mean square value of an array of F32 type - * - * $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 groupStats - */ - -/** - * @defgroup RMS Root mean square (RMS) - * - * - * Calculates the Root Mean Sqaure of the elements in the input vector. - * The underlying algorithm is used: - * - * 
- * 	Result = sqrt(((pSrc[0] * pSrc[0] + pSrc[1] * pSrc[1] + ... + pSrc[blockSize-1] * pSrc[blockSize-1]) / blockSize));
- *
- * - * There are separate functions for floating point, Q31, and Q15 data types. - */ - -/** - * @addtogroup RMS - * @{ - */ - - -/** - * @brief Root Mean Square of the elements of a floating-point vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult rms value returned here - * @return none. - * - */ - -void arm_rms_f32( - float32_t * pSrc, - uint32_t blockSize, - float32_t * pResult) -{ - float32_t sum = 0.0f; /* Accumulator */ - float32_t in; /* Tempoprary variable to store input value */ - uint32_t blkCnt; /* loop counter */ - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - /* 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[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* Compute sum of the squares and then store the result in a temporary variable, sum */ - in = *pSrc++; - sum += in * in; - in = *pSrc++; - sum += in * in; - in = *pSrc++; - sum += in * in; - in = *pSrc++; - sum += in * in; - - /* 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[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* Compute sum of the squares and then store the results in a temporary variable, sum */ - in = *pSrc++; - sum += in * in; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Compute Rms and store the result in the destination */ - arm_sqrt_f32(sum / (float32_t) blockSize, pResult); -} - -/** - * @} end of RMS group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_rms_q15.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_rms_q15.c deleted file mode 100644 index 7cc2e12..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_rms_q15.c +++ /dev/null @@ -1,139 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_rms_q15.c - * Description: Root Mean Square of the elements of a Q15 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" - -/** - * @addtogroup RMS - * @{ - */ - -/** - * @brief Root Mean Square of the elements of a Q15 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult rms value returned here - * @return none. - * - * @details - * Scaling and Overflow Behavior: - * - * \par - * The function is implemented using a 64-bit internal accumulator. - * The input is represented in 1.15 format. - * Intermediate multiplication yields a 2.30 format, and this - * result is added without saturation to a 64-bit accumulator in 34.30 format. - * With 33 guard bits in the accumulator, there is no risk of overflow, and the - * full precision of the intermediate multiplication is preserved. - * Finally, the 34.30 result is truncated to 34.15 format by discarding the lower - * 15 bits, and then saturated to yield a result in 1.15 format. - * - */ - -void arm_rms_q15( - q15_t * pSrc, - uint32_t blockSize, - q15_t * pResult) -{ - q63_t sum = 0; /* accumulator */ - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q31_t in; /* temporary variable to store the input value */ - q15_t in1; /* temporary variable to store the input value */ - uint32_t blkCnt; /* loop counter */ - - /* 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[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute sum of the squares and then store the results in a temporary variable, sum */ - in = *__SIMD32(pSrc)++; - sum = __SMLALD(in, in, sum); - in = *__SIMD32(pSrc)++; - sum = __SMLALD(in, in, sum); - - /* 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; - - while (blkCnt > 0U) - { - /* C = (A[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute sum of the squares and then store the results in a temporary variable, sum */ - in1 = *pSrc++; - sum = __SMLALD(in1, in1, sum); - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Truncating and saturating the accumulator to 1.15 format */ - /* Store the result in the destination */ - arm_sqrt_q15(__SSAT((sum / (q63_t)blockSize) >> 15, 16), pResult); - -#else - /* Run the below code for Cortex-M0 */ - - q15_t in; /* temporary variable to store the input value */ - uint32_t blkCnt; /* loop counter */ - - /* Loop over blockSize number of values */ - blkCnt = blockSize; - - while (blkCnt > 0U) - { - /* C = (A[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute sum of the squares and then store the results in a temporary variable, sum */ - in = *pSrc++; - sum += ((q31_t) in * in); - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Truncating and saturating the accumulator to 1.15 format */ - /* Store the result in the destination */ - arm_sqrt_q15(__SSAT((sum / (q63_t)blockSize) >> 15, 16), pResult); - -#endif /* #if defined (ARM_MATH_DSP) */ - -} - -/** - * @} end of RMS group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_rms_q31.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_rms_q31.c deleted file mode 100644 index 7cb9149..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_rms_q31.c +++ /dev/null @@ -1,137 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_rms_q31.c - * Description: Root Mean Square of the elements of a Q31 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" - -/** - * @addtogroup RMS - * @{ - */ - - -/** - * @brief Root Mean Square of the elements of a Q31 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult rms value returned here - * @return none. - * - * @details - * Scaling and Overflow Behavior: - * - *\par - * The function is implemented using an internal 64-bit accumulator. - * The input is represented in 1.31 format, and intermediate multiplication - * yields a 2.62 format. - * The accumulator maintains full precision of the intermediate multiplication results, - * but provides only a single guard bit. - * There is no saturation on intermediate additions. - * If the accumulator overflows, it wraps around and distorts the result. - * In order to avoid overflows completely, the input signal must be scaled down by - * log2(blockSize) bits, as a total of blockSize additions are performed internally. - * Finally, the 2.62 accumulator is right shifted by 31 bits to yield a 1.31 format value. - * - */ - -void arm_rms_q31( - q31_t * pSrc, - uint32_t blockSize, - q31_t * pResult) -{ - q63_t sum = 0; /* accumulator */ - q31_t in; /* Temporary variable to store the input */ - uint32_t blkCnt; /* loop counter */ - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q31_t in1, in2, in3, in4; /* Temporary input variables */ - - /*loop Unrolling */ - blkCnt = blockSize >> 2U; - - /* First part of the processing with loop unrolling. Compute 8 outputs at a time. - ** a second loop below computes the remaining 1 to 7 samples. */ - while (blkCnt > 0U) - { - /* C = A[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* Compute sum of the squares and then store the result in a temporary variable, sum */ - /* read two samples from source buffer */ - in1 = pSrc[0]; - in2 = pSrc[1]; - - /* calculate power and accumulate to accumulator */ - sum += (q63_t) in1 *in1; - sum += (q63_t) in2 *in2; - - /* read two samples from source buffer */ - in3 = pSrc[2]; - in4 = pSrc[3]; - - /* calculate power and accumulate to accumulator */ - sum += (q63_t) in3 *in3; - sum += (q63_t) in4 *in4; - - - /* update source buffer to process next samples */ - pSrc += 4U; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* If the blockSize is not a multiple of 8, compute any remaining output samples here. - ** No loop unrolling is used. */ - blkCnt = blockSize % 0x4U; - -#else - /* Run the below code for Cortex-M0 */ - - blkCnt = blockSize; - -#endif /* #if defined (ARM_MATH_DSP) */ - - while (blkCnt > 0U) - { - /* C = A[0] * A[0] + A[1] * A[1] + A[2] * A[2] + ... + A[blockSize-1] * A[blockSize-1] */ - /* Compute sum of the squares and then store the results in a temporary variable, sum */ - in = *pSrc++; - sum += (q63_t) in *in; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Convert data in 2.62 to 1.31 by 31 right shifts and saturate */ - /* Compute Rms and store the result in the destination vector */ - arm_sqrt_q31(clip_q63_to_q31((sum / (q63_t) blockSize) >> 31), pResult); -} - -/** - * @} end of RMS group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_std_f32.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_std_f32.c deleted file mode 100644 index e082fc6..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_std_f32.c +++ /dev/null @@ -1,186 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_std_f32.c - * Description: Standard deviation of 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 groupStats - */ - -/** - * @defgroup STD Standard deviation - * - * Calculates the standard deviation of the elements in the input vector. - * The underlying algorithm is used: - * - * 
- *   Result = sqrt((sumOfSquares - sum2 / blockSize) / (blockSize - 1))
- *
- *     where, sumOfSquares = pSrc[0] * pSrc[0] + pSrc[1] * pSrc[1] + ... + pSrc[blockSize-1] * pSrc[blockSize-1]
- *
- *                     sum = pSrc[0] + pSrc[1] + pSrc[2] + ... + pSrc[blockSize-1]
- *
- * - * There are separate functions for floating point, Q31, and Q15 data types. - */ - -/** - * @addtogroup STD - * @{ - */ - - -/** - * @brief Standard deviation of the elements of a floating-point vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult standard deviation value returned here - * @return none. - */ - -void arm_std_f32( - float32_t * pSrc, - uint32_t blockSize, - float32_t * pResult) -{ - float32_t sum = 0.0f; /* Temporary result storage */ - float32_t sumOfSquares = 0.0f; /* Sum of squares */ - float32_t in; /* input value */ - uint32_t blkCnt; /* loop counter */ -#if defined (ARM_MATH_DSP) - float32_t meanOfSquares, mean, squareOfMean; /* Temporary variables */ -#else - float32_t squareOfSum; /* Square of Sum */ - float32_t var; /* Temporary varaince storage */ -#endif - - if (blockSize == 1U) - { - *pResult = 0; - return; - } - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - /*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[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sum. */ - in = *pSrc++; - sum += in; - sumOfSquares += in * in; - in = *pSrc++; - sum += in; - sumOfSquares += in * in; - in = *pSrc++; - sum += in; - sumOfSquares += in * in; - in = *pSrc++; - sum += in; - sumOfSquares += in * in; - - /* 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; - - while (blkCnt > 0U) - { - /* C = (A[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sum. */ - in = *pSrc++; - sum += in; - sumOfSquares += in * in; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Compute Mean of squares of the input samples - * and then store the result in a temporary variable, meanOfSquares. */ - meanOfSquares = sumOfSquares / ((float32_t) blockSize - 1.0f); - - /* Compute mean of all input values */ - mean = sum / (float32_t) blockSize; - - /* Compute square of mean */ - squareOfMean = (mean * mean) * (((float32_t) blockSize) / - ((float32_t) blockSize - 1.0f)); - - /* Compute standard deviation and then store the result to the destination */ - arm_sqrt_f32((meanOfSquares - squareOfMean), pResult); - -#else - /* Run the below code for Cortex-M0 */ - - /* Loop over blockSize number of values */ - blkCnt = blockSize; - - while (blkCnt > 0U) - { - /* C = (A[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sumOfSquares. */ - in = *pSrc++; - sumOfSquares += in * in; - - /* C = (A[0] + A[1] + ... + A[blockSize-1]) */ - /* Compute Sum of the input samples - * and then store the result in a temporary variable, sum. */ - sum += in; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Compute the square of sum */ - squareOfSum = ((sum * sum) / (float32_t) blockSize); - - /* Compute the variance */ - var = ((sumOfSquares - squareOfSum) / (float32_t) (blockSize - 1.0f)); - - /* Compute standard deviation and then store the result to the destination */ - arm_sqrt_f32(var, pResult); - -#endif /* #if defined (ARM_MATH_DSP) */ -} - -/** - * @} end of STD group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_std_q15.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_std_q15.c deleted file mode 100644 index e3626d8..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_std_q15.c +++ /dev/null @@ -1,174 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_std_q15.c - * Description: Standard deviation of an array of Q15 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 groupStats - */ - -/** - * @addtogroup STD - * @{ - */ - -/** - * @brief Standard deviation of the elements of a Q15 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult standard deviation value returned here - * @return none. - * @details - * Scaling and Overflow Behavior: - * - * \par - * The function is implemented using a 64-bit internal accumulator. - * The input is represented in 1.15 format. - * Intermediate multiplication yields a 2.30 format, and this - * result is added without saturation to a 64-bit accumulator in 34.30 format. - * With 33 guard bits in the accumulator, there is no risk of overflow, and the - * full precision of the intermediate multiplication is preserved. - * Finally, the 34.30 result is truncated to 34.15 format by discarding the lower - * 15 bits, and then saturated to yield a result in 1.15 format. - */ - -void arm_std_q15( - q15_t * pSrc, - uint32_t blockSize, - q15_t * pResult) -{ - q31_t sum = 0; /* Accumulator */ - q31_t meanOfSquares, squareOfMean; /* square of mean and mean of square */ - uint32_t blkCnt; /* loop counter */ - q63_t sumOfSquares = 0; /* Accumulator */ -#if defined (ARM_MATH_DSP) - q31_t in; /* input value */ - q15_t in1; /* input value */ -#else - q15_t in; /* input value */ -#endif - - if (blockSize == 1U) - { - *pResult = 0; - return; - } - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - /*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[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sum. */ - in = *__SIMD32(pSrc)++; - sum += ((in << 16U) >> 16U); - sum += (in >> 16U); - sumOfSquares = __SMLALD(in, in, sumOfSquares); - in = *__SIMD32(pSrc)++; - sum += ((in << 16U) >> 16U); - sum += (in >> 16U); - sumOfSquares = __SMLALD(in, in, sumOfSquares); - - /* 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; - - while (blkCnt > 0U) - { - /* C = (A[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sum. */ - in1 = *pSrc++; - sumOfSquares = __SMLALD(in1, in1, sumOfSquares); - sum += in1; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Compute Mean of squares of the input samples - * and then store the result in a temporary variable, meanOfSquares. */ - meanOfSquares = (q31_t)(sumOfSquares / (q63_t)(blockSize - 1U)); - - /* Compute square of mean */ - squareOfMean = (q31_t)((q63_t)sum * sum / (q63_t)(blockSize * (blockSize - 1U))); - - /* mean of the squares minus the square of the mean. */ - /* Compute standard deviation and store the result to the destination */ - arm_sqrt_q15(__SSAT((meanOfSquares - squareOfMean) >> 15U, 16U), pResult); - -#else - /* Run the below code for Cortex-M0 */ - - /* Loop over blockSize number of values */ - blkCnt = blockSize; - - while (blkCnt > 0U) - { - /* C = (A[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sumOfSquares. */ - in = *pSrc++; - sumOfSquares += (in * in); - - /* C = (A[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - /* Compute sum of all input values and then store the result in a temporary variable, sum. */ - sum += in; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Compute Mean of squares of the input samples - * and then store the result in a temporary variable, meanOfSquares. */ - meanOfSquares = (q31_t)(sumOfSquares / (q63_t)(blockSize - 1U)); - - /* Compute square of mean */ - squareOfMean = (q31_t)((q63_t)sum * sum / (q63_t)(blockSize * (blockSize - 1U))); - - /* mean of the squares minus the square of the mean. */ - /* Compute standard deviation and store the result to the destination */ - arm_sqrt_q15(__SSAT((meanOfSquares - squareOfMean) >> 15U, 16U), pResult); - -#endif /* #if defined (ARM_MATH_DSP) */ -} - -/** - * @} end of STD group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_std_q31.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_std_q31.c deleted file mode 100644 index 806a90e..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_std_q31.c +++ /dev/null @@ -1,169 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_std_q31.c - * Description: Standard deviation of an array of Q31 type. - * - * $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 groupStats - */ - -/** - * @addtogroup STD - * @{ - */ - -/** - * @brief Standard deviation of the elements of a Q31 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult standard deviation value returned here - * @return none. - * @details - * Scaling and Overflow Behavior: - * - *\par - * The function is implemented using an internal 64-bit accumulator. - * The input is represented in 1.31 format, which is then downshifted by 8 bits - * which yields 1.23, and intermediate multiplication yields a 2.46 format. - * The accumulator maintains full precision of the intermediate multiplication results, - * but provides only a 16 guard bits. - * There is no saturation on intermediate additions. - * If the accumulator overflows it wraps around and distorts the result. - * In order to avoid overflows completely the input signal must be scaled down by - * log2(blockSize)-8 bits, as a total of blockSize additions are performed internally. - * After division, internal variables should be Q18.46 - * Finally, the 18.46 accumulator is right shifted by 15 bits to yield a 1.31 format value. - * - */ - -void arm_std_q31( - q31_t * pSrc, - uint32_t blockSize, - q31_t * pResult) -{ - q63_t sum = 0; /* Accumulator */ - q63_t meanOfSquares, squareOfMean; /* square of mean and mean of square */ - q31_t in; /* input value */ - uint32_t blkCnt; /* loop counter */ - q63_t sumOfSquares = 0; /* Accumulator */ - - if (blockSize == 1U) - { - *pResult = 0; - return; - } - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - /*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[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sum. */ - in = *pSrc++ >> 8U; - sum += in; - sumOfSquares += ((q63_t) (in) * (in)); - in = *pSrc++ >> 8U; - sum += in; - sumOfSquares += ((q63_t) (in) * (in)); - in = *pSrc++ >> 8U; - sum += in; - sumOfSquares += ((q63_t) (in) * (in)); - in = *pSrc++ >> 8U; - sum += in; - sumOfSquares += ((q63_t) (in) * (in)); - - /* 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; - - while (blkCnt > 0U) - { - /* C = (A[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sum. */ - in = *pSrc++ >> 8U; - sum += in; - sumOfSquares += ((q63_t) (in) * (in)); - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Compute Mean of squares of the input samples - * and then store the result in a temporary variable, meanOfSquares. */ - meanOfSquares = sumOfSquares / (q63_t)(blockSize - 1U); - -#else - /* Run the below code for Cortex-M0 */ - - /* Loop over blockSize number of values */ - blkCnt = blockSize; - - while (blkCnt > 0U) - { - /* C = (A[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sumOfSquares. */ - in = *pSrc++ >> 8U; - sumOfSquares += ((q63_t) (in) * (in)); - - /* C = (A[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - /* Compute sum of all input values and then store the result in a temporary variable, sum. */ - sum += in; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Compute Mean of squares of the input samples - * and then store the result in a temporary variable, meanOfSquares. */ - meanOfSquares = sumOfSquares / (q63_t)(blockSize - 1U); - -#endif /* #if defined (ARM_MATH_DSP) */ - - /* Compute square of mean */ - squareOfMean = sum * sum / (q63_t)(blockSize * (blockSize - 1U)); - - /* Compute standard deviation and then store the result to the destination */ - arm_sqrt_q31((meanOfSquares - squareOfMean) >> 15U, pResult); -} - -/** - * @} end of STD group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_var_f32.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_var_f32.c deleted file mode 100644 index a366f5c..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_var_f32.c +++ /dev/null @@ -1,181 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_var_f32.c - * Description: Variance of 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 groupStats - */ - -/** - * @defgroup variance Variance - * - * Calculates the variance of the elements in the input vector. - * The underlying algorithm used is the direct method sometimes referred to as the two-pass method: - * - * 
- *   Result = sum(element - meanOfElements)^2) / numElement - 1
- *
- *     where, meanOfElements = ( pSrc[0] * pSrc[0] + pSrc[1] * pSrc[1] + ... + pSrc[blockSize-1] ) / blockSize
- *
- *
- * - * There are separate functions for floating point, Q31, and Q15 data types. - */ - -/** - * @addtogroup variance - * @{ - */ - - -/** - * @brief Variance of the elements of a floating-point vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult variance value returned here - * @return none. - */ - -void arm_var_f32( - float32_t * pSrc, - uint32_t blockSize, - float32_t * pResult) -{ - float32_t fMean, fValue; - uint32_t blkCnt; /* loop counter */ - float32_t * pInput = pSrc; - float32_t sum = 0.0f; - float32_t fSum = 0.0f; - #if defined(ARM_MATH_DSP) - float32_t in1, in2, in3, in4; - #endif - - if (blockSize <= 1U) - { - *pResult = 0; - return; - } - - #if defined(ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M7 */ - - /*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[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - in1 = *pInput++; - in2 = *pInput++; - in3 = *pInput++; - in4 = *pInput++; - - sum += in1; - sum += in2; - sum += in3; - sum += 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 or Cortex-M3 */ - - /* Loop over blockSize number of values */ - blkCnt = blockSize; - - #endif - - while (blkCnt > 0U) - { - /* C = (A[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - sum += *pInput++; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* C = (A[0] + A[1] + A[2] + ... + A[blockSize-1]) / blockSize */ - fMean = sum / (float32_t) blockSize; - - pInput = pSrc; - - #if defined(ARM_MATH_DSP) - - /*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) - { - fValue = *pInput++ - fMean; - fSum += fValue * fValue; - fValue = *pInput++ - fMean; - fSum += fValue * fValue; - fValue = *pInput++ - fMean; - fSum += fValue * fValue; - fValue = *pInput++ - fMean; - fSum += fValue * fValue; - - /* Decrement the loop counter */ - blkCnt--; - } - - blkCnt = blockSize % 0x4U; - #else - /* Run the below code for Cortex-M0 or Cortex-M3 */ - - /* Loop over blockSize number of values */ - blkCnt = blockSize; - #endif - - while (blkCnt > 0U) - { - fValue = *pInput++ - fMean; - fSum += fValue * fValue; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Variance */ - *pResult = fSum / (float32_t)(blockSize - 1.0f); -} - -/** - * @} end of variance group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_var_q15.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_var_q15.c deleted file mode 100644 index ff9972a..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_var_q15.c +++ /dev/null @@ -1,172 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_var_q15.c - * Description: Variance of an array of Q15 type - * - * $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 groupStats - */ - -/** - * @addtogroup variance - * @{ - */ - -/** - * @brief Variance of the elements of a Q15 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult variance value returned here - * @return none. - * @details - * Scaling and Overflow Behavior: - * - * \par - * The function is implemented using a 64-bit internal accumulator. - * The input is represented in 1.15 format. - * Intermediate multiplication yields a 2.30 format, and this - * result is added without saturation to a 64-bit accumulator in 34.30 format. - * With 33 guard bits in the accumulator, there is no risk of overflow, and the - * full precision of the intermediate multiplication is preserved. - * Finally, the 34.30 result is truncated to 34.15 format by discarding the lower - * 15 bits, and then saturated to yield a result in 1.15 format. - */ - -void arm_var_q15( - q15_t * pSrc, - uint32_t blockSize, - q15_t * pResult) -{ - q31_t sum = 0; /* Accumulator */ - q31_t meanOfSquares, squareOfMean; /* square of mean and mean of square */ - uint32_t blkCnt; /* loop counter */ - q63_t sumOfSquares = 0; /* Accumulator */ -#if defined (ARM_MATH_DSP) - q31_t in; /* input value */ - q15_t in1; /* input value */ -#else - q15_t in; /* input value */ -#endif - - if (blockSize == 1U) - { - *pResult = 0; - return; - } - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - /*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[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sum. */ - in = *__SIMD32(pSrc)++; - sum += ((in << 16U) >> 16U); - sum += (in >> 16U); - sumOfSquares = __SMLALD(in, in, sumOfSquares); - in = *__SIMD32(pSrc)++; - sum += ((in << 16U) >> 16U); - sum += (in >> 16U); - sumOfSquares = __SMLALD(in, in, sumOfSquares); - - /* 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; - - while (blkCnt > 0U) - { - /* C = (A[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sum. */ - in1 = *pSrc++; - sumOfSquares = __SMLALD(in1, in1, sumOfSquares); - sum += in1; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Compute Mean of squares of the input samples - * and then store the result in a temporary variable, meanOfSquares. */ - meanOfSquares = (q31_t)(sumOfSquares / (q63_t)(blockSize - 1U)); - - /* Compute square of mean */ - squareOfMean = (q31_t)((q63_t)sum * sum / (q63_t)(blockSize * (blockSize - 1U))); - - /* mean of the squares minus the square of the mean. */ - *pResult = (meanOfSquares - squareOfMean) >> 15U; - -#else - /* Run the below code for Cortex-M0 */ - - /* Loop over blockSize number of values */ - blkCnt = blockSize; - - while (blkCnt > 0U) - { - /* C = (A[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sumOfSquares. */ - in = *pSrc++; - sumOfSquares += (in * in); - - /* C = (A[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - /* Compute sum of all input values and then store the result in a temporary variable, sum. */ - sum += in; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Compute Mean of squares of the input samples - * and then store the result in a temporary variable, meanOfSquares. */ - meanOfSquares = (q31_t)(sumOfSquares / (q63_t)(blockSize - 1U)); - - /* Compute square of mean */ - squareOfMean = (q31_t)((q63_t)sum * sum / (q63_t)(blockSize * (blockSize - 1U))); - - /* mean of the squares minus the square of the mean. */ - *pResult = (meanOfSquares - squareOfMean) >> 15; - -#endif /* #if defined (ARM_MATH_DSP) */ -} - -/** - * @} end of variance group - */ diff --git a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_var_q31.c b/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_var_q31.c deleted file mode 100644 index 08e80fe..0000000 --- a/fw/hid-dials/Drivers/CMSIS/DSP/Source/StatisticsFunctions/arm_var_q31.c +++ /dev/null @@ -1,169 +0,0 @@ -/* ---------------------------------------------------------------------- - * Project: CMSIS DSP Library - * Title: arm_var_q31.c - * Description: Variance of an array of Q31 type - * - * $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 groupStats - */ - -/** - * @addtogroup variance - * @{ - */ - -/** - * @brief Variance of the elements of a Q31 vector. - * @param[in] *pSrc points to the input vector - * @param[in] blockSize length of the input vector - * @param[out] *pResult variance value returned here - * @return none. - * @details - * Scaling and Overflow Behavior: - * - *\par - * The function is implemented using an internal 64-bit accumulator. - * The input is represented in 1.31 format, which is then downshifted by 8 bits - * which yields 1.23, and intermediate multiplication yields a 2.46 format. - * The accumulator maintains full precision of the intermediate multiplication results, - * but provides only a 16 guard bits. - * There is no saturation on intermediate additions. - * If the accumulator overflows it wraps around and distorts the result. - * In order to avoid overflows completely the input signal must be scaled down by - * log2(blockSize)-8 bits, as a total of blockSize additions are performed internally. - * After division, internal variables should be Q18.46 - * Finally, the 18.46 accumulator is right shifted by 15 bits to yield a 1.31 format value. - * - */ - -void arm_var_q31( - q31_t * pSrc, - uint32_t blockSize, - q31_t * pResult) -{ - q63_t sum = 0; /* Accumulator */ - q63_t meanOfSquares, squareOfMean; /* square of mean and mean of square */ - q31_t in; /* input value */ - uint32_t blkCnt; /* loop counter */ - q63_t sumOfSquares = 0; /* Accumulator */ - - if (blockSize == 1U) - { - *pResult = 0; - return; - } - -#if defined (ARM_MATH_DSP) - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - /*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[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sum. */ - in = *pSrc++ >> 8U; - sum += in; - sumOfSquares += ((q63_t) (in) * (in)); - in = *pSrc++ >> 8U; - sum += in; - sumOfSquares += ((q63_t) (in) * (in)); - in = *pSrc++ >> 8U; - sum += in; - sumOfSquares += ((q63_t) (in) * (in)); - in = *pSrc++ >> 8U; - sum += in; - sumOfSquares += ((q63_t) (in) * (in)); - - /* 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; - - while (blkCnt > 0U) - { - /* C = (A[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sum. */ - in = *pSrc++ >> 8U; - sum += in; - sumOfSquares += ((q63_t) (in) * (in)); - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Compute Mean of squares of the input samples - * and then store the result in a temporary variable, meanOfSquares. */ - meanOfSquares = sumOfSquares / (q63_t)(blockSize - 1U); - -#else - /* Run the below code for Cortex-M0 */ - - /* Loop over blockSize number of values */ - blkCnt = blockSize; - - while (blkCnt > 0U) - { - /* C = (A[0] * A[0] + A[1] * A[1] + ... + A[blockSize-1] * A[blockSize-1]) */ - /* Compute Sum of squares of the input samples - * and then store the result in a temporary variable, sumOfSquares. */ - in = *pSrc++ >> 8U; - sumOfSquares += ((q63_t) (in) * (in)); - - /* C = (A[0] + A[1] + A[2] + ... + A[blockSize-1]) */ - /* Compute sum of all input values and then store the result in a temporary variable, sum. */ - sum += in; - - /* Decrement the loop counter */ - blkCnt--; - } - - /* Compute Mean of squares of the input samples - * and then store the result in a temporary variable, meanOfSquares. */ - meanOfSquares = sumOfSquares / (q63_t)(blockSize - 1U); - -#endif /* #if defined (ARM_MATH_DSP) */ - - /* Compute square of mean */ - squareOfMean = sum * sum / (q63_t)(blockSize * (blockSize - 1U)); - - /* Compute standard deviation and then store the result to the destination */ - *pResult = (meanOfSquares - squareOfMean) >> 15U; -} - -/** - * @} end of variance group - */ -- cgit