summaryrefslogtreecommitdiff
path: root/hid-dials/Drivers/CMSIS/DSP/Source/BasicMathFunctions/arm_offset_q7.c
diff options
context:
space:
mode:
authorjaseg <git@jaseg.net>2020-10-14 12:47:28 +0200
committerjaseg <git@jaseg.net>2020-10-14 12:47:28 +0200
commit6ab94e0b318884bbcb95e2ea3835f951502e1d99 (patch)
tree4cc5794b89f89c55ff8370ae252518ab96b5fed3 /hid-dials/Drivers/CMSIS/DSP/Source/BasicMathFunctions/arm_offset_q7.c
parent1e6e8a2062923b434b2f4f5f2a9f8c0098135b01 (diff)
downloadminikbd-6ab94e0b318884bbcb95e2ea3835f951502e1d99.tar.gz
minikbd-6ab94e0b318884bbcb95e2ea3835f951502e1d99.tar.bz2
minikbd-6ab94e0b318884bbcb95e2ea3835f951502e1d99.zip
Move firmware into subdirectory
Diffstat (limited to 'hid-dials/Drivers/CMSIS/DSP/Source/BasicMathFunctions/arm_offset_q7.c')
-rw-r--r--hid-dials/Drivers/CMSIS/DSP/Source/BasicMathFunctions/arm_offset_q7.c123
1 files changed, 0 insertions, 123 deletions
diff --git a/hid-dials/Drivers/CMSIS/DSP/Source/BasicMathFunctions/arm_offset_q7.c b/hid-dials/Drivers/CMSIS/DSP/Source/BasicMathFunctions/arm_offset_q7.c
deleted file mode 100644
index 5b98951..0000000
--- a/hid-dials/Drivers/CMSIS/DSP/Source/BasicMathFunctions/arm_offset_q7.c
+++ /dev/null
@@ -1,123 +0,0 @@
-/* ----------------------------------------------------------------------
- * Project: CMSIS DSP Library
- * Title: arm_offset_q7.c
- * Description: Q7 vector offset
- *
- * $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 groupMath
- */
-
-/**
- * @addtogroup offset
- * @{
- */
-
-/**
- * @brief Adds a constant offset to a Q7 vector.
- * @param[in] *pSrc points to the input vector
- * @param[in] offset is the offset to be added
- * @param[out] *pDst points to the output vector
- * @param[in] blockSize number of samples in the vector
- * @return none.
- *
- * <b>Scaling and Overflow Behavior:</b>
- * \par
- * The function uses saturating arithmetic.
- * Results outside of the allowable Q7 range [0x80 0x7F] are saturated.
- */
-
-void arm_offset_q7(
- q7_t * pSrc,
- q7_t offset,
- q7_t * pDst,
- uint32_t blockSize)
-{
- uint32_t blkCnt; /* loop counter */
-
-#if defined (ARM_MATH_DSP)
-
-/* Run the below code for Cortex-M4 and Cortex-M3 */
- q31_t offset_packed; /* Offset packed to 32 bit */
-
-
- /*loop Unrolling */
- blkCnt = blockSize >> 2U;
-
- /* Offset is packed to 32 bit in order to use SIMD32 for addition */
- offset_packed = __PACKq7(offset, offset, offset, offset);
-
- /* 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 + offset */
- /* Add offset and then store the results in the destination bufferfor 4 samples at a time. */
- *__SIMD32(pDst)++ = __QADD8(*__SIMD32(pSrc)++, offset_packed);
-
- /* 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 + offset */
- /* Add offset and then store the result in the destination buffer. */
- *pDst++ = (q7_t) __SSAT(*pSrc++ + offset, 8);
-
- /* Decrement the loop counter */
- blkCnt--;
- }
-
-#else
-
- /* Run the below code for Cortex-M0 */
-
- /* Initialize blkCnt with number of samples */
- blkCnt = blockSize;
-
- while (blkCnt > 0U)
- {
- /* C = A + offset */
- /* Add offset and then store the result in the destination buffer. */
- *pDst++ = (q7_t) __SSAT((q15_t) * pSrc++ + offset, 8);
-
- /* Decrement the loop counter */
- blkCnt--;
- }
-
-#endif /* #if defined (ARM_MATH_DSP) */
-
-}
-
-/**
- * @} end of offset group
- */