diff options
Diffstat (limited to 'DSP_Lib/Source/SupportFunctions')
20 files changed, 0 insertions, 2884 deletions
diff --git a/DSP_Lib/Source/SupportFunctions/arm_copy_f32.c b/DSP_Lib/Source/SupportFunctions/arm_copy_f32.c deleted file mode 100644 index d6c846b..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_copy_f32.c +++ /dev/null @@ -1,135 +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_copy_f32.c -* -* Description: Copies the elements of a floating-point vector. -* -* 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 groupSupport - */ - -/** - * @defgroup copy Vector Copy - * - * Copies sample by sample from source vector to destination vector. - * - * <pre> - * pDst[n] = pSrc[n]; 0 <= n < blockSize. - * </pre> - * - * There are separate functions for floating point, Q31, Q15, and Q7 data types. - */ - -/** - * @addtogroup copy - * @{ - */ - -/** - * @brief Copies the elements of a floating-point vector. - * @param[in] *pSrc points to input vector - * @param[out] *pDst points to output vector - * @param[in] blockSize length of the input vector - * @return none. - * - */ - - -void arm_copy_f32( - float32_t * pSrc, - float32_t * pDst, - uint32_t blockSize) -{ - uint32_t blkCnt; /* loop counter */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* 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 */ - /* Copy and then store the results in the destination buffer */ - in1 = *pSrc++; - in2 = *pSrc++; - in3 = *pSrc++; - in4 = *pSrc++; - - *pDst++ = in1; - *pDst++ = in2; - *pDst++ = in3; - *pDst++ = 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = A */ - /* Copy and then store the results in the destination buffer */ - *pDst++ = *pSrc++; - - /* Decrement the loop counter */ - blkCnt--; - } -} - -/** - * @} end of BasicCopy group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_copy_q15.c b/DSP_Lib/Source/SupportFunctions/arm_copy_q15.c deleted file mode 100644 index 5c6a391..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_copy_q15.c +++ /dev/null @@ -1,114 +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_copy_q15.c -* -* Description: Copies the elements of a Q15 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup copy - * @{ - */ -/** - * @brief Copies the elements of a Q15 vector. - * @param[in] *pSrc points to input vector - * @param[out] *pDst points to output vector - * @param[in] blockSize length of the input vector - * @return none. - * - */ - -void arm_copy_q15( - q15_t * pSrc, - q15_t * pDst, - uint32_t blockSize) -{ - uint32_t blkCnt; /* loop counter */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* 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 */ - /* Read two inputs */ - *__SIMD32(pDst)++ = *__SIMD32(pSrc)++; - *__SIMD32(pDst)++ = *__SIMD32(pSrc)++; - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = A */ - /* Copy and then store the value in the destination buffer */ - *pDst++ = *pSrc++; - - /* Decrement the loop counter */ - blkCnt--; - } -} - -/** - * @} end of BasicCopy group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_copy_q31.c b/DSP_Lib/Source/SupportFunctions/arm_copy_q31.c deleted file mode 100644 index 0308cb8..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_copy_q31.c +++ /dev/null @@ -1,123 +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_copy_q31.c -* -* Description: Copies the elements of a Q31 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup copy - * @{ - */ - -/** - * @brief Copies the elements of a Q31 vector. - * @param[in] *pSrc points to input vector - * @param[out] *pDst points to output vector - * @param[in] blockSize length of the input vector - * @return none. - * - */ - -void arm_copy_q31( - q31_t * pSrc, - q31_t * pDst, - uint32_t blockSize) -{ - uint32_t blkCnt; /* loop counter */ - - -#ifndef ARM_MATH_CM0_FAMILY - - /* 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 */ - /* Copy and then store the values in the destination buffer */ - in1 = *pSrc++; - in2 = *pSrc++; - in3 = *pSrc++; - in4 = *pSrc++; - - *pDst++ = in1; - *pDst++ = in2; - *pDst++ = in3; - *pDst++ = 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = A */ - /* Copy and then store the value in the destination buffer */ - *pDst++ = *pSrc++; - - /* Decrement the loop counter */ - blkCnt--; - } -} - -/** - * @} end of BasicCopy group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_copy_q7.c b/DSP_Lib/Source/SupportFunctions/arm_copy_q7.c deleted file mode 100644 index e273144..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_copy_q7.c +++ /dev/null @@ -1,115 +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_copy_q7.c -* -* Description: Copies the elements of a Q7 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup copy - * @{ - */ - -/** - * @brief Copies the elements of a Q7 vector. - * @param[in] *pSrc points to input vector - * @param[out] *pDst points to output vector - * @param[in] blockSize length of the input vector - * @return none. - * - */ - -void arm_copy_q7( - q7_t * pSrc, - q7_t * pDst, - uint32_t blockSize) -{ - uint32_t blkCnt; /* loop counter */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* 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 */ - /* Copy and then store the results in the destination buffer */ - /* 4 samples are copied and stored at a time using SIMD */ - *__SIMD32(pDst)++ = *__SIMD32(pSrc)++; - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - - while(blkCnt > 0u) - { - /* C = A */ - /* Copy and then store the results in the destination buffer */ - *pDst++ = *pSrc++; - - /* Decrement the loop counter */ - blkCnt--; - } -} - -/** - * @} end of BasicCopy group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_fill_f32.c b/DSP_Lib/Source/SupportFunctions/arm_fill_f32.c deleted file mode 100644 index c8ea2dc..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_fill_f32.c +++ /dev/null @@ -1,134 +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_fill_f32.c -* -* Description: Fills a constant value into a floating-point vector. -* -* 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 groupSupport - */ - -/** - * @defgroup Fill Vector Fill - * - * Fills the destination vector with a constant value. - * - * <pre> - * pDst[n] = value; 0 <= n < blockSize. - * </pre> - * - * There are separate functions for floating point, Q31, Q15, and Q7 data types. - */ - -/** - * @addtogroup Fill - * @{ - */ - -/** - * @brief Fills a constant value into a floating-point vector. - * @param[in] value input value to be filled - * @param[out] *pDst points to output vector - * @param[in] blockSize length of the output vector - * @return none. - * - */ - - -void arm_fill_f32( - float32_t value, - float32_t * pDst, - uint32_t blockSize) -{ - uint32_t blkCnt; /* loop counter */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* Run the below code for Cortex-M4 and Cortex-M3 */ - float32_t in1 = value; - float32_t in2 = value; - float32_t in3 = value; - float32_t in4 = value; - - /*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 = value */ - /* Fill the value in the destination buffer */ - *pDst++ = in1; - *pDst++ = in2; - *pDst++ = in3; - *pDst++ = 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - - while(blkCnt > 0u) - { - /* C = value */ - /* Fill the value in the destination buffer */ - *pDst++ = value; - - /* Decrement the loop counter */ - blkCnt--; - } -} - -/** - * @} end of Fill group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_fill_q15.c b/DSP_Lib/Source/SupportFunctions/arm_fill_q15.c deleted file mode 100644 index 5b306a9..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_fill_q15.c +++ /dev/null @@ -1,120 +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_fill_q15.c -* -* Description: Fills a constant value into a Q15 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup Fill - * @{ - */ - -/** - * @brief Fills a constant value into a Q15 vector. - * @param[in] value input value to be filled - * @param[out] *pDst points to output vector - * @param[in] blockSize length of the output vector - * @return none. - * - */ - -void arm_fill_q15( - q15_t value, - q15_t * pDst, - uint32_t blockSize) -{ - uint32_t blkCnt; /* loop counter */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q31_t packedValue; /* value packed to 32 bits */ - - - /*loop Unrolling */ - blkCnt = blockSize >> 2u; - - /* Packing two 16 bit values to 32 bit value in order to use SIMD */ - packedValue = __PKHBT(value, value, 16u); - - /* 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 = value */ - /* Fill the value in the destination buffer */ - *__SIMD32(pDst)++ = packedValue; - *__SIMD32(pDst)++ = packedValue; - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = value */ - /* Fill the value in the destination buffer */ - *pDst++ = value; - - /* Decrement the loop counter */ - blkCnt--; - } -} - -/** - * @} end of Fill group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_fill_q31.c b/DSP_Lib/Source/SupportFunctions/arm_fill_q31.c deleted file mode 100644 index 84068b2..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_fill_q31.c +++ /dev/null @@ -1,121 +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_fill_q31.c -* -* Description: Fills a constant value into a Q31 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup Fill - * @{ - */ - -/** - * @brief Fills a constant value into a Q31 vector. - * @param[in] value input value to be filled - * @param[out] *pDst points to output vector - * @param[in] blockSize length of the output vector - * @return none. - * - */ - -void arm_fill_q31( - q31_t value, - q31_t * pDst, - uint32_t blockSize) -{ - uint32_t blkCnt; /* loop counter */ - - -#ifndef ARM_MATH_CM0_FAMILY - - /* Run the below code for Cortex-M4 and Cortex-M3 */ - q31_t in1 = value; - q31_t in2 = value; - q31_t in3 = value; - q31_t in4 = value; - - /*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 = value */ - /* Fill the value in the destination buffer */ - *pDst++ = in1; - *pDst++ = in2; - *pDst++ = in3; - *pDst++ = 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = value */ - /* Fill the value in the destination buffer */ - *pDst++ = value; - - /* Decrement the loop counter */ - blkCnt--; - } -} - -/** - * @} end of Fill group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_fill_q7.c b/DSP_Lib/Source/SupportFunctions/arm_fill_q7.c deleted file mode 100644 index 88ced50..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_fill_q7.c +++ /dev/null @@ -1,118 +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_fill_q7.c -* -* Description: Fills a constant value into a Q7 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup Fill - * @{ - */ - -/** - * @brief Fills a constant value into a Q7 vector. - * @param[in] value input value to be filled - * @param[out] *pDst points to output vector - * @param[in] blockSize length of the output vector - * @return none. - * - */ - -void arm_fill_q7( - q7_t value, - q7_t * pDst, - uint32_t blockSize) -{ - uint32_t blkCnt; /* loop counter */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* Run the below code for Cortex-M4 and Cortex-M3 */ - - q31_t packedValue; /* value packed to 32 bits */ - - /*loop Unrolling */ - blkCnt = blockSize >> 2u; - - /* Packing four 8 bit values to 32 bit value in order to use SIMD */ - packedValue = __PACKq7(value, value, value, value); - - /* 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 = value */ - /* Fill the value in the destination buffer */ - *__SIMD32(pDst)++ = packedValue; - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = value */ - /* Fill the value in the destination buffer */ - *pDst++ = value; - - /* Decrement the loop counter */ - blkCnt--; - } -} - -/** - * @} end of Fill group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_float_to_q15.c b/DSP_Lib/Source/SupportFunctions/arm_float_to_q15.c deleted file mode 100644 index a2c486f..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_float_to_q15.c +++ /dev/null @@ -1,204 +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_float_to_q15.c -* -* Description: Converts the elements of the floating-point vector to Q15 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup float_to_x - * @{ - */ - -/** - * @brief Converts the elements of the floating-point vector to Q15 vector. - * @param[in] *pSrc points to the floating-point input vector - * @param[out] *pDst points to the Q15 output vector - * @param[in] blockSize length of the input vector - * @return none. - * - * \par Description: - * \par - * The equation used for the conversion process is: - * <pre> - * pDst[n] = (q15_t)(pSrc[n] * 32768); 0 <= n < blockSize. - * </pre> - * \par Scaling and Overflow Behavior: - * \par - * The function uses saturating arithmetic. - * Results outside of the allowable Q15 range [0x8000 0x7FFF] will be saturated. - * \note - * In order to apply rounding, the library should be rebuilt with the ROUNDING macro - * defined in the preprocessor section of project options. - * - */ - - -void arm_float_to_q15( - float32_t * pSrc, - q15_t * pDst, - uint32_t blockSize) -{ - float32_t *pIn = pSrc; /* Src pointer */ - uint32_t blkCnt; /* loop counter */ - -#ifdef ARM_MATH_ROUNDING - - float32_t in; - -#endif /* #ifdef ARM_MATH_ROUNDING */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* 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) - { - -#ifdef ARM_MATH_ROUNDING - /* C = A * 32768 */ - /* convert from float to q15 and then store the results in the destination buffer */ - in = *pIn++; - in = (in * 32768.0f); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = (q15_t) (__SSAT((q31_t) (in), 16)); - - in = *pIn++; - in = (in * 32768.0f); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = (q15_t) (__SSAT((q31_t) (in), 16)); - - in = *pIn++; - in = (in * 32768.0f); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = (q15_t) (__SSAT((q31_t) (in), 16)); - - in = *pIn++; - in = (in * 32768.0f); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = (q15_t) (__SSAT((q31_t) (in), 16)); - -#else - - /* C = A * 32768 */ - /* convert from float to q15 and then store the results in the destination buffer */ - *pDst++ = (q15_t) __SSAT((q31_t) (*pIn++ * 32768.0f), 16); - *pDst++ = (q15_t) __SSAT((q31_t) (*pIn++ * 32768.0f), 16); - *pDst++ = (q15_t) __SSAT((q31_t) (*pIn++ * 32768.0f), 16); - *pDst++ = (q15_t) __SSAT((q31_t) (*pIn++ * 32768.0f), 16); - -#endif /* #ifdef ARM_MATH_ROUNDING */ - - /* 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) - { - -#ifdef ARM_MATH_ROUNDING - /* C = A * 32768 */ - /* convert from float to q15 and then store the results in the destination buffer */ - in = *pIn++; - in = (in * 32768.0f); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = (q15_t) (__SSAT((q31_t) (in), 16)); - -#else - - /* C = A * 32768 */ - /* convert from float to q15 and then store the results in the destination buffer */ - *pDst++ = (q15_t) __SSAT((q31_t) (*pIn++ * 32768.0f), 16); - -#endif /* #ifdef ARM_MATH_ROUNDING */ - - /* Decrement the loop counter */ - blkCnt--; - } - - -#else - - /* Run the below code for Cortex-M0 */ - - /* Loop over blockSize number of values */ - blkCnt = blockSize; - - while(blkCnt > 0u) - { - -#ifdef ARM_MATH_ROUNDING - /* C = A * 32768 */ - /* convert from float to q15 and then store the results in the destination buffer */ - in = *pIn++; - in = (in * 32768.0f); - in += in > 0 ? 0.5f : -0.5f; - *pDst++ = (q15_t) (__SSAT((q31_t) (in), 16)); - -#else - - /* C = A * 32768 */ - /* convert from float to q15 and then store the results in the destination buffer */ - *pDst++ = (q15_t) __SSAT((q31_t) (*pIn++ * 32768.0f), 16); - -#endif /* #ifdef ARM_MATH_ROUNDING */ - - /* Decrement the loop counter */ - blkCnt--; - } - -#endif /* #ifndef ARM_MATH_CM0_FAMILY */ - -} - -/** - * @} end of float_to_x group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_float_to_q31.c b/DSP_Lib/Source/SupportFunctions/arm_float_to_q31.c deleted file mode 100644 index d64609e..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_float_to_q31.c +++ /dev/null @@ -1,211 +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_float_to_q31.c -* -* Description: Converts the elements of the floating-point vector to Q31 vector. -* -* 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 groupSupport - */ - -/** - * @defgroup float_to_x Convert 32-bit floating point value - */ - -/** - * @addtogroup float_to_x - * @{ - */ - -/** - * @brief Converts the elements of the floating-point vector to Q31 vector. - * @param[in] *pSrc points to the floating-point input vector - * @param[out] *pDst points to the Q31 output vector - * @param[in] blockSize length of the input vector - * @return none. - * - *\par Description: - * \par - * The equation used for the conversion process is: - * - * <pre> - * pDst[n] = (q31_t)(pSrc[n] * 2147483648); 0 <= n < blockSize. - * </pre> - * <b>Scaling and Overflow Behavior:</b> - * \par - * The function uses saturating arithmetic. - * Results outside of the allowable Q31 range[0x80000000 0x7FFFFFFF] will be saturated. - * - * \note In order to apply rounding, the library should be rebuilt with the ROUNDING macro - * defined in the preprocessor section of project options. - */ - - -void arm_float_to_q31( - float32_t * pSrc, - q31_t * pDst, - uint32_t blockSize) -{ - float32_t *pIn = pSrc; /* Src pointer */ - uint32_t blkCnt; /* loop counter */ - -#ifdef ARM_MATH_ROUNDING - - float32_t in; - -#endif /* #ifdef ARM_MATH_ROUNDING */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* 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) - { - -#ifdef ARM_MATH_ROUNDING - - /* C = A * 32768 */ - /* convert from float to Q31 and then store the results in the destination buffer */ - in = *pIn++; - in = (in * 2147483648.0f); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = clip_q63_to_q31((q63_t) (in)); - - in = *pIn++; - in = (in * 2147483648.0f); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = clip_q63_to_q31((q63_t) (in)); - - in = *pIn++; - in = (in * 2147483648.0f); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = clip_q63_to_q31((q63_t) (in)); - - in = *pIn++; - in = (in * 2147483648.0f); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = clip_q63_to_q31((q63_t) (in)); - -#else - - /* C = A * 2147483648 */ - /* convert from float to Q31 and then store the results in the destination buffer */ - *pDst++ = clip_q63_to_q31((q63_t) (*pIn++ * 2147483648.0f)); - *pDst++ = clip_q63_to_q31((q63_t) (*pIn++ * 2147483648.0f)); - *pDst++ = clip_q63_to_q31((q63_t) (*pIn++ * 2147483648.0f)); - *pDst++ = clip_q63_to_q31((q63_t) (*pIn++ * 2147483648.0f)); - -#endif /* #ifdef ARM_MATH_ROUNDING */ - - /* 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) - { - -#ifdef ARM_MATH_ROUNDING - - /* C = A * 2147483648 */ - /* convert from float to Q31 and then store the results in the destination buffer */ - in = *pIn++; - in = (in * 2147483648.0f); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = clip_q63_to_q31((q63_t) (in)); - -#else - - /* C = A * 2147483648 */ - /* convert from float to Q31 and then store the results in the destination buffer */ - *pDst++ = clip_q63_to_q31((q63_t) (*pIn++ * 2147483648.0f)); - -#endif /* #ifdef ARM_MATH_ROUNDING */ - - /* Decrement the loop counter */ - blkCnt--; - } - - -#else - - /* Run the below code for Cortex-M0 */ - - /* Loop over blockSize number of values */ - blkCnt = blockSize; - - while(blkCnt > 0u) - { - -#ifdef ARM_MATH_ROUNDING - - /* C = A * 2147483648 */ - /* convert from float to Q31 and then store the results in the destination buffer */ - in = *pIn++; - in = (in * 2147483648.0f); - in += in > 0 ? 0.5f : -0.5f; - *pDst++ = clip_q63_to_q31((q63_t) (in)); - -#else - - /* C = A * 2147483648 */ - /* convert from float to Q31 and then store the results in the destination buffer */ - *pDst++ = clip_q63_to_q31((q63_t) (*pIn++ * 2147483648.0f)); - -#endif /* #ifdef ARM_MATH_ROUNDING */ - - /* Decrement the loop counter */ - blkCnt--; - } - -#endif /* #ifndef ARM_MATH_CM0_FAMILY */ - -} - -/** - * @} end of float_to_x group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_float_to_q7.c b/DSP_Lib/Source/SupportFunctions/arm_float_to_q7.c deleted file mode 100644 index 7ecebdf..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_float_to_q7.c +++ /dev/null @@ -1,203 +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_float_to_q7.c -* -* Description: Converts the elements of the floating-point vector to Q7 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup float_to_x - * @{ - */ - -/** - * @brief Converts the elements of the floating-point vector to Q7 vector. - * @param[in] *pSrc points to the floating-point input vector - * @param[out] *pDst points to the Q7 output vector - * @param[in] blockSize length of the input vector - * @return none. - * - *\par Description: - * \par - * The equation used for the conversion process is: - * <pre> - * pDst[n] = (q7_t)(pSrc[n] * 128); 0 <= n < blockSize. - * </pre> - * \par Scaling and Overflow Behavior: - * \par - * The function uses saturating arithmetic. - * Results outside of the allowable Q7 range [0x80 0x7F] will be saturated. - * \note - * In order to apply rounding, the library should be rebuilt with the ROUNDING macro - * defined in the preprocessor section of project options. - */ - - -void arm_float_to_q7( - float32_t * pSrc, - q7_t * pDst, - uint32_t blockSize) -{ - float32_t *pIn = pSrc; /* Src pointer */ - uint32_t blkCnt; /* loop counter */ - -#ifdef ARM_MATH_ROUNDING - - float32_t in; - -#endif /* #ifdef ARM_MATH_ROUNDING */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* 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) - { - -#ifdef ARM_MATH_ROUNDING - /* C = A * 128 */ - /* convert from float to q7 and then store the results in the destination buffer */ - in = *pIn++; - in = (in * 128); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = (q7_t) (__SSAT((q15_t) (in), 8)); - - in = *pIn++; - in = (in * 128); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = (q7_t) (__SSAT((q15_t) (in), 8)); - - in = *pIn++; - in = (in * 128); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = (q7_t) (__SSAT((q15_t) (in), 8)); - - in = *pIn++; - in = (in * 128); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = (q7_t) (__SSAT((q15_t) (in), 8)); - -#else - - /* C = A * 128 */ - /* convert from float to q7 and then store the results in the destination buffer */ - *pDst++ = __SSAT((q31_t) (*pIn++ * 128.0f), 8); - *pDst++ = __SSAT((q31_t) (*pIn++ * 128.0f), 8); - *pDst++ = __SSAT((q31_t) (*pIn++ * 128.0f), 8); - *pDst++ = __SSAT((q31_t) (*pIn++ * 128.0f), 8); - -#endif /* #ifdef ARM_MATH_ROUNDING */ - - /* 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) - { - -#ifdef ARM_MATH_ROUNDING - /* C = A * 128 */ - /* convert from float to q7 and then store the results in the destination buffer */ - in = *pIn++; - in = (in * 128); - in += in > 0.0f ? 0.5f : -0.5f; - *pDst++ = (q7_t) (__SSAT((q15_t) (in), 8)); - -#else - - /* C = A * 128 */ - /* convert from float to q7 and then store the results in the destination buffer */ - *pDst++ = __SSAT((q31_t) (*pIn++ * 128.0f), 8); - -#endif /* #ifdef ARM_MATH_ROUNDING */ - - /* Decrement the loop counter */ - blkCnt--; - } - - -#else - - /* Run the below code for Cortex-M0 */ - - - /* Loop over blockSize number of values */ - blkCnt = blockSize; - - while(blkCnt > 0u) - { -#ifdef ARM_MATH_ROUNDING - /* C = A * 128 */ - /* convert from float to q7 and then store the results in the destination buffer */ - in = *pIn++; - in = (in * 128.0f); - in += in > 0 ? 0.5f : -0.5f; - *pDst++ = (q7_t) (__SSAT((q31_t) (in), 8)); - -#else - - /* C = A * 128 */ - /* convert from float to q7 and then store the results in the destination buffer */ - *pDst++ = (q7_t) __SSAT((q31_t) (*pIn++ * 128.0f), 8); - -#endif /* #ifdef ARM_MATH_ROUNDING */ - - /* Decrement the loop counter */ - blkCnt--; - } - -#endif /* #ifndef ARM_MATH_CM0_FAMILY */ - -} - -/** - * @} end of float_to_x group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_q15_to_float.c b/DSP_Lib/Source/SupportFunctions/arm_q15_to_float.c deleted file mode 100644 index bbaf38c..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_q15_to_float.c +++ /dev/null @@ -1,134 +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_q15_to_float.c -* -* Description: Converts the elements of the Q15 vector to floating-point vector. -* -* 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 groupSupport - */ - -/** - * @defgroup q15_to_x Convert 16-bit Integer value - */ - -/** - * @addtogroup q15_to_x - * @{ - */ - - - - -/** - * @brief Converts the elements of the Q15 vector to floating-point vector. - * @param[in] *pSrc points to the Q15 input vector - * @param[out] *pDst points to the floating-point output vector - * @param[in] blockSize length of the input vector - * @return none. - * - * \par Description: - * - * The equation used for the conversion process is: - * - * <pre> - * pDst[n] = (float32_t) pSrc[n] / 32768; 0 <= n < blockSize. - * </pre> - * - */ - - -void arm_q15_to_float( - q15_t * pSrc, - float32_t * pDst, - uint32_t blockSize) -{ - q15_t *pIn = pSrc; /* Src pointer */ - uint32_t blkCnt; /* loop counter */ - - -#ifndef ARM_MATH_CM0_FAMILY - - /* 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 = (float32_t) A / 32768 */ - /* convert from q15 to float and then store the results in the destination buffer */ - *pDst++ = ((float32_t) * pIn++ / 32768.0f); - *pDst++ = ((float32_t) * pIn++ / 32768.0f); - *pDst++ = ((float32_t) * pIn++ / 32768.0f); - *pDst++ = ((float32_t) * pIn++ / 32768.0f); - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = (float32_t) A / 32768 */ - /* convert from q15 to float and then store the results in the destination buffer */ - *pDst++ = ((float32_t) * pIn++ / 32768.0f); - - /* Decrement the loop counter */ - blkCnt--; - } -} - -/** - * @} end of q15_to_x group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_q15_to_q31.c b/DSP_Lib/Source/SupportFunctions/arm_q15_to_q31.c deleted file mode 100644 index f046427..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_q15_to_q31.c +++ /dev/null @@ -1,156 +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_q15_to_q31.c -* -* Description: Converts the elements of the Q15 vector to Q31 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup q15_to_x - * @{ - */ - -/** - * @brief Converts the elements of the Q15 vector to Q31 vector. - * @param[in] *pSrc points to the Q15 input vector - * @param[out] *pDst points to the Q31 output vector - * @param[in] blockSize length of the input vector - * @return none. - * - * \par Description: - * - * The equation used for the conversion process is: - * - * <pre> - * pDst[n] = (q31_t) pSrc[n] << 16; 0 <= n < blockSize. - * </pre> - * - */ - - -void arm_q15_to_q31( - q15_t * pSrc, - q31_t * pDst, - uint32_t blockSize) -{ - q15_t *pIn = pSrc; /* Src pointer */ - uint32_t blkCnt; /* loop counter */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* Run the below code for Cortex-M4 and Cortex-M3 */ - q31_t in1, in2; - q31_t out1, out2, out3, out4; - - /*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 = (q31_t)A << 16 */ - /* convert from q15 to q31 and then store the results in the destination buffer */ - in1 = *__SIMD32(pIn)++; - in2 = *__SIMD32(pIn)++; - -#ifndef ARM_MATH_BIG_ENDIAN - - /* extract lower 16 bits to 32 bit result */ - out1 = in1 << 16u; - /* extract upper 16 bits to 32 bit result */ - out2 = in1 & 0xFFFF0000; - /* extract lower 16 bits to 32 bit result */ - out3 = in2 << 16u; - /* extract upper 16 bits to 32 bit result */ - out4 = in2 & 0xFFFF0000; - -#else - - /* extract upper 16 bits to 32 bit result */ - out1 = in1 & 0xFFFF0000; - /* extract lower 16 bits to 32 bit result */ - out2 = in1 << 16u; - /* extract upper 16 bits to 32 bit result */ - out3 = in2 & 0xFFFF0000; - /* extract lower 16 bits to 32 bit result */ - out4 = in2 << 16u; - -#endif // #ifndef ARM_MATH_BIG_ENDIAN - - *pDst++ = out1; - *pDst++ = out2; - *pDst++ = out3; - *pDst++ = out4; - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = (q31_t)A << 16 */ - /* convert from q15 to q31 and then store the results in the destination buffer */ - *pDst++ = (q31_t) * pIn++ << 16; - - /* Decrement the loop counter */ - blkCnt--; - } - -} - -/** - * @} end of q15_to_x group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_q15_to_q7.c b/DSP_Lib/Source/SupportFunctions/arm_q15_to_q7.c deleted file mode 100644 index 9b91c36..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_q15_to_q7.c +++ /dev/null @@ -1,154 +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_q15_to_q7.c -* -* Description: Converts the elements of the Q15 vector to Q7 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup q15_to_x - * @{ - */ - - -/** - * @brief Converts the elements of the Q15 vector to Q7 vector. - * @param[in] *pSrc points to the Q15 input vector - * @param[out] *pDst points to the Q7 output vector - * @param[in] blockSize length of the input vector - * @return none. - * - * \par Description: - * - * The equation used for the conversion process is: - * - * <pre> - * pDst[n] = (q7_t) pSrc[n] >> 8; 0 <= n < blockSize. - * </pre> - * - */ - - -void arm_q15_to_q7( - q15_t * pSrc, - q7_t * pDst, - uint32_t blockSize) -{ - q15_t *pIn = pSrc; /* Src pointer */ - uint32_t blkCnt; /* loop counter */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* Run the below code for Cortex-M4 and Cortex-M3 */ - q31_t in1, in2; - q31_t out1, out2; - - /*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 = (q7_t) A >> 8 */ - /* convert from q15 to q7 and then store the results in the destination buffer */ - in1 = *__SIMD32(pIn)++; - in2 = *__SIMD32(pIn)++; - -#ifndef ARM_MATH_BIG_ENDIAN - - out1 = __PKHTB(in2, in1, 16); - out2 = __PKHBT(in2, in1, 16); - -#else - - out1 = __PKHTB(in1, in2, 16); - out2 = __PKHBT(in1, in2, 16); - -#endif // #ifndef ARM_MATH_BIG_ENDIAN - - /* rotate packed value by 24 */ - out2 = ((uint32_t) out2 << 8) | ((uint32_t) out2 >> 24); - - /* anding with 0xff00ff00 to get two 8 bit values */ - out1 = out1 & 0xFF00FF00; - /* anding with 0x00ff00ff to get two 8 bit values */ - out2 = out2 & 0x00FF00FF; - - /* oring two values(contains two 8 bit values) to get four packed 8 bit values */ - out1 = out1 | out2; - - /* store 4 samples at a time to destiantion buffer */ - *__SIMD32(pDst)++ = out1; - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = (q7_t) A >> 8 */ - /* convert from q15 to q7 and then store the results in the destination buffer */ - *pDst++ = (q7_t) (*pIn++ >> 8); - - /* Decrement the loop counter */ - blkCnt--; - } - -} - -/** - * @} end of q15_to_x group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_q31_to_float.c b/DSP_Lib/Source/SupportFunctions/arm_q31_to_float.c deleted file mode 100644 index 5949474..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_q31_to_float.c +++ /dev/null @@ -1,131 +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_q31_to_float.c -* -* Description: Converts the elements of the Q31 vector to floating-point vector. -* -* 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 groupSupport - */ - -/** - * @defgroup q31_to_x Convert 32-bit Integer value - */ - -/** - * @addtogroup q31_to_x - * @{ - */ - -/** - * @brief Converts the elements of the Q31 vector to floating-point vector. - * @param[in] *pSrc points to the Q31 input vector - * @param[out] *pDst points to the floating-point output vector - * @param[in] blockSize length of the input vector - * @return none. - * - * \par Description: - * - * The equation used for the conversion process is: - * - * <pre> - * pDst[n] = (float32_t) pSrc[n] / 2147483648; 0 <= n < blockSize. - * </pre> - * - */ - - -void arm_q31_to_float( - q31_t * pSrc, - float32_t * pDst, - uint32_t blockSize) -{ - q31_t *pIn = pSrc; /* Src pointer */ - uint32_t blkCnt; /* loop counter */ - - -#ifndef ARM_MATH_CM0_FAMILY - - /* 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 = (float32_t) A / 2147483648 */ - /* convert from q31 to float and then store the results in the destination buffer */ - *pDst++ = ((float32_t) * pIn++ / 2147483648.0f); - *pDst++ = ((float32_t) * pIn++ / 2147483648.0f); - *pDst++ = ((float32_t) * pIn++ / 2147483648.0f); - *pDst++ = ((float32_t) * pIn++ / 2147483648.0f); - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = (float32_t) A / 2147483648 */ - /* convert from q31 to float and then store the results in the destination buffer */ - *pDst++ = ((float32_t) * pIn++ / 2147483648.0f); - - /* Decrement the loop counter */ - blkCnt--; - } -} - -/** - * @} end of q31_to_x group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_q31_to_q15.c b/DSP_Lib/Source/SupportFunctions/arm_q31_to_q15.c deleted file mode 100644 index 33222bc..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_q31_to_q15.c +++ /dev/null @@ -1,145 +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_q31_to_q15.c -* -* Description: Converts the elements of the Q31 vector to Q15 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup q31_to_x - * @{ - */ - -/** - * @brief Converts the elements of the Q31 vector to Q15 vector. - * @param[in] *pSrc points to the Q31 input vector - * @param[out] *pDst points to the Q15 output vector - * @param[in] blockSize length of the input vector - * @return none. - * - * \par Description: - * - * The equation used for the conversion process is: - * - * <pre> - * pDst[n] = (q15_t) pSrc[n] >> 16; 0 <= n < blockSize. - * </pre> - * - */ - - -void arm_q31_to_q15( - q31_t * pSrc, - q15_t * pDst, - uint32_t blockSize) -{ - q31_t *pIn = pSrc; /* Src pointer */ - uint32_t blkCnt; /* loop counter */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* Run the below code for Cortex-M4 and Cortex-M3 */ - q31_t in1, in2, in3, in4; - q31_t out1, out2; - - /*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 = (q15_t) A >> 16 */ - /* convert from q31 to q15 and then store the results in the destination buffer */ - in1 = *pIn++; - in2 = *pIn++; - in3 = *pIn++; - in4 = *pIn++; - - /* pack two higher 16-bit values from two 32-bit values */ -#ifndef ARM_MATH_BIG_ENDIAN - - out1 = __PKHTB(in2, in1, 16); - out2 = __PKHTB(in4, in3, 16); - -#else - - out1 = __PKHTB(in1, in2, 16); - out2 = __PKHTB(in3, in4, 16); - -#endif // #ifdef ARM_MATH_BIG_ENDIAN - - *__SIMD32(pDst)++ = out1; - *__SIMD32(pDst)++ = out2; - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = (q15_t) A >> 16 */ - /* convert from q31 to q15 and then store the results in the destination buffer */ - *pDst++ = (q15_t) (*pIn++ >> 16); - - /* Decrement the loop counter */ - blkCnt--; - } - -} - -/** - * @} end of q31_to_x group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_q31_to_q7.c b/DSP_Lib/Source/SupportFunctions/arm_q31_to_q7.c deleted file mode 100644 index d90898a..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_q31_to_q7.c +++ /dev/null @@ -1,136 +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_q31_to_q7.c -* -* Description: Converts the elements of the Q31 vector to Q7 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup q31_to_x - * @{ - */ - -/** - * @brief Converts the elements of the Q31 vector to Q7 vector. - * @param[in] *pSrc points to the Q31 input vector - * @param[out] *pDst points to the Q7 output vector - * @param[in] blockSize length of the input vector - * @return none. - * - * \par Description: - * - * The equation used for the conversion process is: - * - * <pre> - * pDst[n] = (q7_t) pSrc[n] >> 24; 0 <= n < blockSize. - * </pre> - * - */ - - -void arm_q31_to_q7( - q31_t * pSrc, - q7_t * pDst, - uint32_t blockSize) -{ - q31_t *pIn = pSrc; /* Src pointer */ - uint32_t blkCnt; /* loop counter */ - -#ifndef ARM_MATH_CM0_FAMILY - - /* Run the below code for Cortex-M4 and Cortex-M3 */ - q31_t in1, in2, in3, in4; - q7_t out1, out2, out3, out4; - - /*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 = (q7_t) A >> 24 */ - /* convert from q31 to q7 and then store the results in the destination buffer */ - in1 = *pIn++; - in2 = *pIn++; - in3 = *pIn++; - in4 = *pIn++; - - out1 = (q7_t) (in1 >> 24); - out2 = (q7_t) (in2 >> 24); - out3 = (q7_t) (in3 >> 24); - out4 = (q7_t) (in4 >> 24); - - *__SIMD32(pDst)++ = __PACKq7(out1, out2, out3, out4); - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = (q7_t) A >> 24 */ - /* convert from q31 to q7 and then store the results in the destination buffer */ - *pDst++ = (q7_t) (*pIn++ >> 24); - - /* Decrement the loop counter */ - blkCnt--; - } - -} - -/** - * @} end of q31_to_x group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_q7_to_float.c b/DSP_Lib/Source/SupportFunctions/arm_q7_to_float.c deleted file mode 100644 index f984cf0..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_q7_to_float.c +++ /dev/null @@ -1,131 +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_q7_to_float.c -* -* Description: Converts the elements of the Q7 vector to floating-point vector. -* -* 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 groupSupport - */ - -/** - * @defgroup q7_to_x Convert 8-bit Integer value - */ - -/** - * @addtogroup q7_to_x - * @{ - */ - -/** - * @brief Converts the elements of the Q7 vector to floating-point vector. - * @param[in] *pSrc points to the Q7 input vector - * @param[out] *pDst points to the floating-point output vector - * @param[in] blockSize length of the input vector - * @return none. - * - * \par Description: - * - * The equation used for the conversion process is: - * - * <pre> - * pDst[n] = (float32_t) pSrc[n] / 128; 0 <= n < blockSize. - * </pre> - * - */ - - -void arm_q7_to_float( - q7_t * pSrc, - float32_t * pDst, - uint32_t blockSize) -{ - q7_t *pIn = pSrc; /* Src pointer */ - uint32_t blkCnt; /* loop counter */ - - -#ifndef ARM_MATH_CM0_FAMILY - - /* 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 = (float32_t) A / 128 */ - /* convert from q7 to float and then store the results in the destination buffer */ - *pDst++ = ((float32_t) * pIn++ / 128.0f); - *pDst++ = ((float32_t) * pIn++ / 128.0f); - *pDst++ = ((float32_t) * pIn++ / 128.0f); - *pDst++ = ((float32_t) * pIn++ / 128.0f); - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = (float32_t) A / 128 */ - /* convert from q7 to float and then store the results in the destination buffer */ - *pDst++ = ((float32_t) * pIn++ / 128.0f); - - /* Decrement the loop counter */ - blkCnt--; - } -} - -/** - * @} end of q7_to_x group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_q7_to_q15.c b/DSP_Lib/Source/SupportFunctions/arm_q7_to_q15.c deleted file mode 100644 index bba084c..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_q7_to_q15.c +++ /dev/null @@ -1,157 +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_q7_to_q15.c -* -* Description: Converts the elements of the Q7 vector to Q15 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup q7_to_x - * @{ - */ - - - - -/** - * @brief Converts the elements of the Q7 vector to Q15 vector. - * @param[in] *pSrc points to the Q7 input vector - * @param[out] *pDst points to the Q15 output vector - * @param[in] blockSize length of the input vector - * @return none. - * - * \par Description: - * - * The equation used for the conversion process is: - * - * <pre> - * pDst[n] = (q15_t) pSrc[n] << 8; 0 <= n < blockSize. - * </pre> - * - */ - - -void arm_q7_to_q15( - q7_t * pSrc, - q15_t * pDst, - uint32_t blockSize) -{ - q7_t *pIn = pSrc; /* Src pointer */ - uint32_t blkCnt; /* loop counter */ - -#ifndef ARM_MATH_CM0_FAMILY - q31_t in; - q31_t in1, in2; - q31_t out1, out2; - - /* 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 = (q15_t) A << 8 */ - /* convert from q7 to q15 and then store the results in the destination buffer */ - in = *__SIMD32(pIn)++; - - /* rotatate in by 8 and extend two q7_t values to q15_t values */ - in1 = __SXTB16(__ROR(in, 8)); - - /* extend remainig two q7_t values to q15_t values */ - in2 = __SXTB16(in); - - in1 = in1 << 8u; - in2 = in2 << 8u; - - in1 = in1 & 0xFF00FF00; - in2 = in2 & 0xFF00FF00; - -#ifndef ARM_MATH_BIG_ENDIAN - - out2 = __PKHTB(in1, in2, 16); - out1 = __PKHBT(in2, in1, 16); - -#else - - out1 = __PKHTB(in1, in2, 16); - out2 = __PKHBT(in2, in1, 16); - -#endif - - *__SIMD32(pDst)++ = out1; - *__SIMD32(pDst)++ = out2; - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = (q15_t) A << 8 */ - /* convert from q7 to q15 and then store the results in the destination buffer */ - *pDst++ = (q15_t) * pIn++ << 8; - - /* Decrement the loop counter */ - blkCnt--; - } - -} - -/** - * @} end of q7_to_x group - */ diff --git a/DSP_Lib/Source/SupportFunctions/arm_q7_to_q31.c b/DSP_Lib/Source/SupportFunctions/arm_q7_to_q31.c deleted file mode 100644 index 0519d92..0000000 --- a/DSP_Lib/Source/SupportFunctions/arm_q7_to_q31.c +++ /dev/null @@ -1,142 +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_q7_to_q31.c -* -* Description: Converts the elements of the Q7 vector to Q31 vector. -* -* 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 groupSupport - */ - -/** - * @addtogroup q7_to_x - * @{ - */ - -/** - * @brief Converts the elements of the Q7 vector to Q31 vector. - * @param[in] *pSrc points to the Q7 input vector - * @param[out] *pDst points to the Q31 output vector - * @param[in] blockSize length of the input vector - * @return none. - * - * \par Description: - * - * The equation used for the conversion process is: - * - * <pre> - * pDst[n] = (q31_t) pSrc[n] << 24; 0 <= n < blockSize. - * </pre> - * - */ - - -void arm_q7_to_q31( - q7_t * pSrc, - q31_t * pDst, - uint32_t blockSize) -{ - q7_t *pIn = pSrc; /* Src pointer */ - uint32_t blkCnt; /* loop counter */ - -#ifndef ARM_MATH_CM0_FAMILY - - q31_t in; - - /* 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 = (q31_t) A << 24 */ - /* convert from q7 to q31 and then store the results in the destination buffer */ - in = *__SIMD32(pIn)++; - -#ifndef ARM_MATH_BIG_ENDIAN - - *pDst++ = (__ROR(in, 8)) & 0xFF000000; - *pDst++ = (__ROR(in, 16)) & 0xFF000000; - *pDst++ = (__ROR(in, 24)) & 0xFF000000; - *pDst++ = (in & 0xFF000000); - -#else - - *pDst++ = (in & 0xFF000000); - *pDst++ = (__ROR(in, 24)) & 0xFF000000; - *pDst++ = (__ROR(in, 16)) & 0xFF000000; - *pDst++ = (__ROR(in, 8)) & 0xFF000000; - -#endif // #ifndef ARM_MATH_BIG_ENDIAN - - /* 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 /* #ifndef ARM_MATH_CM0_FAMILY */ - - while(blkCnt > 0u) - { - /* C = (q31_t) A << 24 */ - /* convert from q7 to q31 and then store the results in the destination buffer */ - *pDst++ = (q31_t) * pIn++ << 24; - - /* Decrement the loop counter */ - blkCnt--; - } - -} - -/** - * @} end of q7_to_x group - */ |