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author | Ali Labbene <ali.labbene@st.com> | 2019-12-11 08:59:21 +0100 |
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committer | Ali Labbene <ali.labbene@st.com> | 2019-12-16 16:35:24 +0100 |
commit | 9f95ff5b6ba01db09552b84a0ab79607060a2666 (patch) | |
tree | 8a6e0dda832555c692307869aed49d07ee7facfe /DSP_Lib/Source/MatrixFunctions/arm_mat_trans_q15.c | |
parent | 76177aa280494bb36d7a0bcbda1078d4db717020 (diff) | |
download | st-cmsis-core-lowfat-9f95ff5b6ba01db09552b84a0ab79607060a2666.tar.gz st-cmsis-core-lowfat-9f95ff5b6ba01db09552b84a0ab79607060a2666.tar.bz2 st-cmsis-core-lowfat-9f95ff5b6ba01db09552b84a0ab79607060a2666.zip |
Official ARM version: v5.4.0
Add CMSIS V5.4.0, please refer to index.html available under \docs folder.
Note: content of \CMSIS\Core\Include has been copied under \Include to keep the same structure
used in existing projects, and thus avoid projects mass update
Note: the following components have been removed from ARM original delivery (as not used in ST packages)
- CMSIS_EW2018.pdf
- .gitattributes
- .gitignore
- \Device
- \CMSIS
- \CoreValidation
- \DAP
- \Documentation
- \DoxyGen
- \Driver
- \Pack
- \RTOS\CMSIS_RTOS_Tutorial.pdf
- \RTOS\RTX
- \RTOS\Template
- \RTOS2\RTX
- \Utilities
- All ARM/GCC projects files are deleted from \DSP, \RTOS and \RTOS2
Change-Id: Ia026c3f0f0d016627a4fb5a9032852c33d24b4d3
Diffstat (limited to 'DSP_Lib/Source/MatrixFunctions/arm_mat_trans_q15.c')
-rw-r--r-- | DSP_Lib/Source/MatrixFunctions/arm_mat_trans_q15.c | 284 |
1 files changed, 0 insertions, 284 deletions
diff --git a/DSP_Lib/Source/MatrixFunctions/arm_mat_trans_q15.c b/DSP_Lib/Source/MatrixFunctions/arm_mat_trans_q15.c deleted file mode 100644 index c4656bb..0000000 --- a/DSP_Lib/Source/MatrixFunctions/arm_mat_trans_q15.c +++ /dev/null @@ -1,284 +0,0 @@ -/* ---------------------------------------------------------------------- -* Copyright (C) 2010-2014 ARM Limited. All rights reserved. -* -* $Date: 19. March 2015 -* $Revision: V.1.4.5 -* -* Project: CMSIS DSP Library -* Title: arm_mat_trans_q15.c -* -* Description: Q15 matrix transpose. -* -* Target Processor: Cortex-M4/Cortex-M3/Cortex-M0 -* -* Redistribution and use in source and binary forms, with or without -* modification, are permitted provided that the following conditions -* are met: -* - Redistributions of source code must retain the above copyright -* notice, this list of conditions and the following disclaimer. -* - Redistributions in binary form must reproduce the above copyright -* notice, this list of conditions and the following disclaimer in -* the documentation and/or other materials provided with the -* distribution. -* - Neither the name of ARM LIMITED nor the names of its contributors -* may be used to endorse or promote products derived from this -* software without specific prior written permission. -* -* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS -* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT -* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS -* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE -* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, -* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, -* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER -* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT -* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN -* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE -* POSSIBILITY OF SUCH DAMAGE. -* -------------------------------------------------------------------- */ - -#include "arm_math.h" - -/** - * @ingroup groupMatrix - */ - -/** - * @addtogroup MatrixTrans - * @{ - */ - -/* - * @brief Q15 matrix transpose. - * @param[in] *pSrc points to the input matrix - * @param[out] *pDst points to the output matrix - * @return The function returns either <code>ARM_MATH_SIZE_MISMATCH</code> - * or <code>ARM_MATH_SUCCESS</code> based on the outcome of size checking. - */ - -arm_status arm_mat_trans_q15( - const arm_matrix_instance_q15 * pSrc, - arm_matrix_instance_q15 * pDst) -{ - q15_t *pSrcA = pSrc->pData; /* input data matrix pointer */ - q15_t *pOut = pDst->pData; /* output data matrix pointer */ - uint16_t nRows = pSrc->numRows; /* number of nRows */ - uint16_t nColumns = pSrc->numCols; /* number of nColumns */ - uint16_t col, row = nRows, i = 0u; /* row and column loop counters */ - arm_status status; /* status of matrix transpose */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* Run the below code for Cortex-M4 and Cortex-M3 */ -#ifndef UNALIGNED_SUPPORT_DISABLE - - q31_t in; /* variable to hold temporary output */ - -#else - - q15_t in; - -#endif /* #ifndef UNALIGNED_SUPPORT_DISABLE */ - -#ifdef ARM_MATH_MATRIX_CHECK - - - /* Check for matrix mismatch condition */ - if((pSrc->numRows != pDst->numCols) || (pSrc->numCols != pDst->numRows)) - { - /* Set status as ARM_MATH_SIZE_MISMATCH */ - status = ARM_MATH_SIZE_MISMATCH; - } - else -#endif /* #ifdef ARM_MATH_MATRIX_CHECK */ - - { - /* Matrix transpose by exchanging the rows with columns */ - /* row loop */ - do - { - - /* Apply loop unrolling and exchange the columns with row elements */ - col = nColumns >> 2u; - - /* The pointer pOut is set to starting address of the column being processed */ - pOut = pDst->pData + i; - - /* 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(col > 0u) - { -#ifndef UNALIGNED_SUPPORT_DISABLE - - /* Read two elements from the row */ - in = *__SIMD32(pSrcA)++; - - /* Unpack and store one element in the destination */ -#ifndef ARM_MATH_BIG_ENDIAN - - *pOut = (q15_t) in; - -#else - - *pOut = (q15_t) ((in & (q31_t) 0xffff0000) >> 16); - -#endif /* #ifndef ARM_MATH_BIG_ENDIAN */ - - /* Update the pointer pOut to point to the next row of the transposed matrix */ - pOut += nRows; - - /* Unpack and store the second element in the destination */ - -#ifndef ARM_MATH_BIG_ENDIAN - - *pOut = (q15_t) ((in & (q31_t) 0xffff0000) >> 16); - -#else - - *pOut = (q15_t) in; - -#endif /* #ifndef ARM_MATH_BIG_ENDIAN */ - - /* Update the pointer pOut to point to the next row of the transposed matrix */ - pOut += nRows; - - /* Read two elements from the row */ -#ifndef ARM_MATH_BIG_ENDIAN - - in = *__SIMD32(pSrcA)++; - -#else - - in = *__SIMD32(pSrcA)++; - -#endif /* #ifndef ARM_MATH_BIG_ENDIAN */ - - /* Unpack and store one element in the destination */ -#ifndef ARM_MATH_BIG_ENDIAN - - *pOut = (q15_t) in; - -#else - - *pOut = (q15_t) ((in & (q31_t) 0xffff0000) >> 16); - -#endif /* #ifndef ARM_MATH_BIG_ENDIAN */ - - /* Update the pointer pOut to point to the next row of the transposed matrix */ - pOut += nRows; - - /* Unpack and store the second element in the destination */ -#ifndef ARM_MATH_BIG_ENDIAN - - *pOut = (q15_t) ((in & (q31_t) 0xffff0000) >> 16); - -#else - - *pOut = (q15_t) in; - -#endif /* #ifndef ARM_MATH_BIG_ENDIAN */ - -#else - /* Read one element from the row */ - in = *pSrcA++; - - /* Store one element in the destination */ - *pOut = in; - - /* Update the pointer px to point to the next row of the transposed matrix */ - pOut += nRows; - - /* Read one element from the row */ - in = *pSrcA++; - - /* Store one element in the destination */ - *pOut = in; - - /* Update the pointer px to point to the next row of the transposed matrix */ - pOut += nRows; - - /* Read one element from the row */ - in = *pSrcA++; - - /* Store one element in the destination */ - *pOut = in; - - /* Update the pointer px to point to the next row of the transposed matrix */ - pOut += nRows; - - /* Read one element from the row */ - in = *pSrcA++; - - /* Store one element in the destination */ - *pOut = in; - -#endif /* #ifndef UNALIGNED_SUPPORT_DISABLE */ - - /* Update the pointer pOut to point to the next row of the transposed matrix */ - pOut += nRows; - - /* Decrement the column loop counter */ - col--; - } - - /* Perform matrix transpose for last 3 samples here. */ - col = nColumns % 0x4u; - -#else - - /* Run the below code for Cortex-M0 */ - -#ifdef ARM_MATH_MATRIX_CHECK - - /* Check for matrix mismatch condition */ - if((pSrc->numRows != pDst->numCols) || (pSrc->numCols != pDst->numRows)) - { - /* Set status as ARM_MATH_SIZE_MISMATCH */ - status = ARM_MATH_SIZE_MISMATCH; - } - else -#endif /* #ifdef ARM_MATH_MATRIX_CHECK */ - - { - /* Matrix transpose by exchanging the rows with columns */ - /* row loop */ - do - { - /* The pointer pOut is set to starting address of the column being processed */ - pOut = pDst->pData + i; - - /* Initialize column loop counter */ - col = nColumns; - -#endif /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(col > 0u) - { - /* Read and store the input element in the destination */ - *pOut = *pSrcA++; - - /* Update the pointer pOut to point to the next row of the transposed matrix */ - pOut += nRows; - - /* Decrement the column loop counter */ - col--; - } - - i++; - - /* Decrement the row loop counter */ - row--; - - } while(row > 0u); - - /* set status as ARM_MATH_SUCCESS */ - status = ARM_MATH_SUCCESS; - } - /* Return to application */ - return (status); -} - -/** - * @} end of MatrixTrans group - */ |