From 86608c6770cf08c138a2bdab5855072f64be09ef Mon Sep 17 00:00:00 2001 From: joshua Date: Sat, 30 Dec 2023 23:54:31 -0500 Subject: initial commit --- .../DSP/Source/SupportFunctions/CMakeLists.txt | 16 ++ .../DSP/Source/SupportFunctions/SupportFunctions.c | 48 ++++ .../DSP/Source/SupportFunctions/arm_copy_f32.c | 152 +++++++++++++ .../DSP/Source/SupportFunctions/arm_copy_q15.c | 96 ++++++++ .../DSP/Source/SupportFunctions/arm_copy_q31.c | 98 ++++++++ .../DSP/Source/SupportFunctions/arm_copy_q7.c | 95 ++++++++ .../DSP/Source/SupportFunctions/arm_fill_f32.c | 151 ++++++++++++ .../DSP/Source/SupportFunctions/arm_fill_q15.c | 100 ++++++++ .../DSP/Source/SupportFunctions/arm_fill_q31.c | 98 ++++++++ .../DSP/Source/SupportFunctions/arm_fill_q7.c | 99 ++++++++ .../DSP/Source/SupportFunctions/arm_float_to_q15.c | 244 ++++++++++++++++++++ .../DSP/Source/SupportFunctions/arm_float_to_q31.c | 252 ++++++++++++++++++++ .../DSP/Source/SupportFunctions/arm_float_to_q7.c | 253 +++++++++++++++++++++ .../DSP/Source/SupportFunctions/arm_q15_to_float.c | 166 ++++++++++++++ .../DSP/Source/SupportFunctions/arm_q15_to_q31.c | 138 +++++++++++ .../DSP/Source/SupportFunctions/arm_q15_to_q7.c | 146 ++++++++++++ .../DSP/Source/SupportFunctions/arm_q31_to_float.c | 159 +++++++++++++ .../DSP/Source/SupportFunctions/arm_q31_to_q15.c | 134 +++++++++++ .../DSP/Source/SupportFunctions/arm_q31_to_q7.c | 110 +++++++++ .../DSP/Source/SupportFunctions/arm_q7_to_float.c | 179 +++++++++++++++ .../DSP/Source/SupportFunctions/arm_q7_to_q15.c | 143 ++++++++++++ .../DSP/Source/SupportFunctions/arm_q7_to_q31.c | 121 ++++++++++ 22 files changed, 2998 insertions(+) create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/CMakeLists.txt create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/SupportFunctions.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_f32.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_q15.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_q31.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_q7.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_f32.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_q15.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_q31.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_q7.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_float_to_q15.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_float_to_q31.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_float_to_q7.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q15_to_float.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q15_to_q31.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q15_to_q7.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q31_to_float.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q31_to_q15.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q31_to_q7.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q7_to_float.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q7_to_q15.c create mode 100644 Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q7_to_q31.c (limited to 'Drivers/CMSIS/DSP/Source/SupportFunctions') diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/CMakeLists.txt b/Drivers/CMSIS/DSP/Source/SupportFunctions/CMakeLists.txt new file mode 100644 index 0000000..4aae003 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/CMakeLists.txt @@ -0,0 +1,16 @@ +cmake_minimum_required (VERSION 3.6) + +project(CMSISDSPSupport) + + +file(GLOB SRC "./*_*.c") + +add_library(CMSISDSPSupport STATIC ${SRC}) + +configdsp(CMSISDSPSupport ..) + +### Includes +target_include_directories(CMSISDSPSupport PUBLIC "${DSP}/../../Include") + + + diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/SupportFunctions.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/SupportFunctions.c new file mode 100644 index 0000000..d1ab9d4 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/SupportFunctions.c @@ -0,0 +1,48 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: SupportFunctions.c + * Description: Combination of all support function source files. + * + * $Date: 18. March 2019 + * $Revision: V1.0.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_copy_f32.c" +#include "arm_copy_q15.c" +#include "arm_copy_q31.c" +#include "arm_copy_q7.c" +#include "arm_fill_f32.c" +#include "arm_fill_q15.c" +#include "arm_fill_q31.c" +#include "arm_fill_q7.c" +#include "arm_float_to_q15.c" +#include "arm_float_to_q31.c" +#include "arm_float_to_q7.c" +#include "arm_q15_to_float.c" +#include "arm_q15_to_q31.c" +#include "arm_q15_to_q7.c" +#include "arm_q31_to_float.c" +#include "arm_q31_to_q15.c" +#include "arm_q31_to_q7.c" +#include "arm_q7_to_float.c" +#include "arm_q7_to_q15.c" +#include "arm_q7_to_q31.c" diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_f32.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_f32.c new file mode 100644 index 0000000..a4eb606 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_f32.c @@ -0,0 +1,152 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_copy_f32.c + * Description: Copies the elements of a floating-point vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup groupSupport + */ + +/** + @defgroup copy Vector Copy + + Copies sample by sample from source vector to destination vector. + + 
+      pDst[n] = pSrc[n];   0 <= n < blockSize.
+
+ + 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 number of samples in each vector + @return none + */ + +#if defined(ARM_MATH_NEON_EXPERIMENTAL) +void arm_copy_f32( + const float32_t * pSrc, + float32_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* loop counter */ + + float32x4_t inV; + + blkCnt = blockSize >> 2U; + + /* 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 */ + inV = vld1q_f32(pSrc); + vst1q_f32(pDst, inV); + pSrc += 4; + pDst += 4; + + /* 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 & 3; + + while (blkCnt > 0U) + { + /* C = A */ + /* Copy and then store the results in the destination buffer */ + *pDst++ = *pSrc++; + + /* Decrement the loop counter */ + blkCnt--; + } +} +#else +void arm_copy_f32( + const float32_t * pSrc, + float32_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = A */ + + /* Copy and store result in destination buffer */ + *pDst++ = *pSrc++; + *pDst++ = *pSrc++; + *pDst++ = *pSrc++; + *pDst++ = *pSrc++; + + /* Decrement loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = A */ + + /* Copy and store result in destination buffer */ + *pDst++ = *pSrc++; + + /* Decrement loop counter */ + blkCnt--; + } +} +#endif /* #if defined(ARM_MATH_NEON) */ +/** + @} end of BasicCopy group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_q15.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_q15.c new file mode 100644 index 0000000..0a356e7 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_q15.c @@ -0,0 +1,96 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_copy_q15.c + * Description: Copies the elements of a Q15 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + */ + +void arm_copy_q15( + const q15_t * pSrc, + q15_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = A */ + + /* read 2 times 2 samples at a time */ + write_q15x2_ia (&pDst, read_q15x2_ia ((q15_t **) &pSrc)); + write_q15x2_ia (&pDst, read_q15x2_ia ((q15_t **) &pSrc)); + + /* Decrement loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = A */ + + /* Copy and store result in destination buffer */ + *pDst++ = *pSrc++; + + /* Decrement loop counter */ + blkCnt--; + } +} + +/** + @} end of BasicCopy group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_q31.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_q31.c new file mode 100644 index 0000000..7221715 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_q31.c @@ -0,0 +1,98 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_copy_q31.c + * Description: Copies the elements of a Q31 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + */ + +void arm_copy_q31( + const q31_t * pSrc, + q31_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = A */ + + /* Copy and store result in destination buffer */ + *pDst++ = *pSrc++; + *pDst++ = *pSrc++; + *pDst++ = *pSrc++; + *pDst++ = *pSrc++; + + /* Decrement loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = A */ + + /* Copy and store result in destination buffer */ + *pDst++ = *pSrc++; + + /* Decrement loop counter */ + blkCnt--; + } +} + +/** + @} end of BasicCopy group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_q7.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_q7.c new file mode 100644 index 0000000..3d35888 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_copy_q7.c @@ -0,0 +1,95 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_copy_q7.c + * Description: Copies the elements of a Q7 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + */ + +void arm_copy_q7( + const q7_t * pSrc, + q7_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = A */ + + /* read 4 samples at a time */ + write_q7x4_ia (&pDst, read_q7x4_ia ((q7_t **) &pSrc)); + + /* Decrement loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = A */ + + /* Copy and store result in destination buffer */ + *pDst++ = *pSrc++; + + /* Decrement loop counter */ + blkCnt--; + } +} + +/** + @} end of BasicCopy group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_f32.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_f32.c new file mode 100644 index 0000000..e4f9301 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_f32.c @@ -0,0 +1,151 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_fill_f32.c + * Description: Fills a constant value into a floating-point vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup groupSupport + */ + +/** + @defgroup Fill Vector Fill + + Fills the destination vector with a constant value. + + 
+      pDst[n] = value;   0 <= n < blockSize.
+
+ + 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 number of samples in each vector + @return none + */ + +#if defined(ARM_MATH_NEON_EXPERIMENTAL) +void arm_fill_f32( + float32_t value, + float32_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* loop counter */ + + + float32x4_t inV = vdupq_n_f32(value); + + blkCnt = blockSize >> 2U; + + /* 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 */ + vst1q_f32(pDst, inV); + pDst += 4; + + /* 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 & 3; + + while (blkCnt > 0U) + { + /* C = value */ + /* Fill the value in the destination buffer */ + *pDst++ = value; + + /* Decrement the loop counter */ + blkCnt--; + } +} +#else +void arm_fill_f32( + float32_t value, + float32_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = value */ + + /* Fill value in destination buffer */ + *pDst++ = value; + *pDst++ = value; + *pDst++ = value; + *pDst++ = value; + + /* Decrement loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = value */ + + /* Fill value in destination buffer */ + *pDst++ = value; + + /* Decrement loop counter */ + blkCnt--; + } +} +#endif /* #if defined(ARM_MATH_NEON) */ +/** + @} end of Fill group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_q15.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_q15.c new file mode 100644 index 0000000..6296678 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_q15.c @@ -0,0 +1,100 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_fill_q15.c + * Description: Fills a constant value into a Q15 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + */ + +void arm_fill_q15( + q15_t value, + q15_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + +#if defined (ARM_MATH_LOOPUNROLL) + q31_t packedValue; /* value packed to 32 bits */ + + /* Packing two 16 bit values to 32 bit value in order to use SIMD */ + packedValue = __PKHBT(value, value, 16U); + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = value */ + + /* fill 2 times 2 samples at a time */ + write_q15x2_ia (&pDst, packedValue); + write_q15x2_ia (&pDst, packedValue); + + /* Decrement loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = value */ + + /* Fill value in destination buffer */ + *pDst++ = value; + + /* Decrement loop counter */ + blkCnt--; + } +} + +/** + @} end of Fill group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_q31.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_q31.c new file mode 100644 index 0000000..001b862 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_q31.c @@ -0,0 +1,98 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_fill_q31.c + * Description: Fills a constant value into a Q31 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + */ + +void arm_fill_q31( + q31_t value, + q31_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = value */ + + /* Fill value in destination buffer */ + *pDst++ = value; + *pDst++ = value; + *pDst++ = value; + *pDst++ = value; + + /* Decrement loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = value */ + + /* Fill value in destination buffer */ + *pDst++ = value; + + /* Decrement loop counter */ + blkCnt--; + } +} + +/** + @} end of Fill group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_q7.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_q7.c new file mode 100644 index 0000000..0c32aa0 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_fill_q7.c @@ -0,0 +1,99 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_fill_q7.c + * Description: Fills a constant value into a Q7 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + */ + +void arm_fill_q7( + q7_t value, + q7_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + +#if defined (ARM_MATH_LOOPUNROLL) + q31_t packedValue; /* value packed to 32 bits */ + + /* Packing four 8 bit values to 32 bit value in order to use SIMD */ + packedValue = __PACKq7(value, value, value, value); + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = value */ + + /* fill 4 samples at a time */ + write_q7x4_ia (&pDst, packedValue); + + /* Decrement loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = value */ + + /* Fill value in destination buffer */ + *pDst++ = value; + + /* Decrement loop counter */ + blkCnt--; + } +} + +/** + @} end of Fill group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_float_to_q15.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_float_to_q15.c new file mode 100644 index 0000000..a3c8bb2 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_float_to_q15.c @@ -0,0 +1,244 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_float_to_q15.c + * Description: Converts the elements of the floating-point vector to Q15 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + + @par Details + The equation used for the conversion process is: + 
+      pDst[n] = (q15_t)(pSrc[n] * 32768);   0 <= n < blockSize.
+
+ + @par Scaling and Overflow Behavior + The function uses saturating arithmetic. + Results outside of the allowable Q15 range [0x8000 0x7FFF] are saturated. + + @note + In order to apply rounding, the library should be rebuilt with the ROUNDING macro + defined in the preprocessor section of project options. + */ +#if defined(ARM_MATH_NEON_EXPERIMENTAL) +void arm_float_to_q15( + const float32_t * pSrc, + q15_t * pDst, + uint32_t blockSize) +{ + const float32_t *pIn = pSrc; /* Src pointer */ + uint32_t blkCnt; /* loop counter */ + + float32_t in; + float32x4_t inV; + #ifdef ARM_MATH_ROUNDING + float32x4_t zeroV = vdupq_n_f32(0.0f); + float32x4_t pHalf = vdupq_n_f32(0.5f / 32768.0f); + float32x4_t mHalf = vdupq_n_f32(-0.5f / 32768.0f); + float32x4_t r; + uint32x4_t cmp; + #endif + + int32x4_t cvt; + int16x4_t outV; + + blkCnt = blockSize >> 2U; + + /* 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 */ + inV = vld1q_f32(pIn); + cmp = vcgtq_f32(inV,zeroV); + r = vbslq_f32(cmp,pHalf,mHalf); + inV = vaddq_f32(inV, r); + + pIn += 4; + + cvt = vcvtq_n_s32_f32(inV,15); + outV = vqmovn_s32(cvt); + + vst1_s16(pDst, outV); + pDst += 4; + +#else + + /* C = A * 32768 */ + /* Convert from float to q15 and then store the results in the destination buffer */ + inV = vld1q_f32(pIn); + + cvt = vcvtq_n_s32_f32(inV,15); + outV = vqmovn_s32(cvt); + + vst1_s16(pDst, outV); + pDst += 4; + pIn += 4; + +#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 & 3; + + 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 +void arm_float_to_q15( + const float32_t * pSrc, + q15_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + const float32_t *pIn = pSrc; /* Source pointer */ + +#ifdef ARM_MATH_ROUNDING + float32_t in; +#endif /* #ifdef ARM_MATH_ROUNDING */ + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = A * 32768 */ + + /* convert from float to Q15 and store result in destination buffer */ +#ifdef ARM_MATH_ROUNDING + + in = (*pIn++ * 32768.0f); + in += in > 0.0f ? 0.5f : -0.5f; + *pDst++ = (q15_t) (__SSAT((q31_t) (in), 16)); + + in = (*pIn++ * 32768.0f); + in += in > 0.0f ? 0.5f : -0.5f; + *pDst++ = (q15_t) (__SSAT((q31_t) (in), 16)); + + in = (*pIn++ * 32768.0f); + in += in > 0.0f ? 0.5f : -0.5f; + *pDst++ = (q15_t) (__SSAT((q31_t) (in), 16)); + + in = (*pIn++ * 32768.0f); + in += in > 0.0f ? 0.5f : -0.5f; + *pDst++ = (q15_t) (__SSAT((q31_t) (in), 16)); + +#else + + *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 loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = A * 32768 */ + + /* convert from float to Q15 and store result in destination buffer */ +#ifdef ARM_MATH_ROUNDING + + in = (*pIn++ * 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 loop counter */ + blkCnt--; + } + +} +#endif /* #if defined(ARM_MATH_NEON) */ + +/** + @} end of float_to_x group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_float_to_q31.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_float_to_q31.c new file mode 100644 index 0000000..214987f --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_float_to_q31.c @@ -0,0 +1,252 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_float_to_q31.c + * Description: Converts the elements of the floating-point vector to Q31 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + + @par Details + The equation used for the conversion process is: + 
+      pDst[n] = (q31_t)(pSrc[n] * 2147483648);   0 <= n < blockSize.
+
+ + @par Scaling and Overflow Behavior + The function uses saturating arithmetic. + Results outside of the allowable Q31 range[0x80000000 0x7FFFFFFF] are saturated. + + @note + In order to apply rounding, the library should be rebuilt with the ROUNDING macro + defined in the preprocessor section of project options. + */ + +#if defined(ARM_MATH_NEON) +void arm_float_to_q31( + const float32_t * pSrc, + q31_t * pDst, + uint32_t blockSize) +{ + const float32_t *pIn = pSrc; /* Src pointer */ + uint32_t blkCnt; /* loop counter */ + + float32_t in; + float32x4_t inV; + #ifdef ARM_MATH_ROUNDING + float32x4_t zeroV = vdupq_n_f32(0.0f); + float32x4_t pHalf = vdupq_n_f32(0.5f / 2147483648.0f); + float32x4_t mHalf = vdupq_n_f32(-0.5f / 2147483648.0f); + float32x4_t r; + uint32x4_t cmp; + #endif + + int32x4_t outV; + + blkCnt = blockSize >> 2U; + + /* 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 */ + inV = vld1q_f32(pIn); + cmp = vcgtq_f32(inV,zeroV); + r = vbslq_f32(cmp,pHalf,mHalf); + inV = vaddq_f32(inV, r); + + pIn += 4; + + outV = vcvtq_n_s32_f32(inV,31); + + vst1q_s32(pDst, outV); + pDst += 4; + +#else + + /* C = A * 2147483648 */ + /* Convert from float to Q31 and then store the results in the destination buffer */ + inV = vld1q_f32(pIn); + + outV = vcvtq_n_s32_f32(inV,31); + + vst1q_s32(pDst, outV); + pDst += 4; + pIn += 4; + +#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 & 3; + + 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 +void arm_float_to_q31( + const float32_t * pSrc, + q31_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + const float32_t *pIn = pSrc; /* Source pointer */ + +#ifdef ARM_MATH_ROUNDING + float32_t in; +#endif /* #ifdef ARM_MATH_ROUNDING */ + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = A * 2147483648 */ + + /* convert from float to Q31 and store result in destination buffer */ +#ifdef ARM_MATH_ROUNDING + + in = (*pIn++ * 2147483648.0f); + in += in > 0.0f ? 0.5f : -0.5f; + *pDst++ = clip_q63_to_q31((q63_t) (in)); + + in = (*pIn++ * 2147483648.0f); + in += in > 0.0f ? 0.5f : -0.5f; + *pDst++ = clip_q63_to_q31((q63_t) (in)); + + in = (*pIn++ * 2147483648.0f); + in += in > 0.0f ? 0.5f : -0.5f; + *pDst++ = clip_q63_to_q31((q63_t) (in)); + + in = (*pIn++ * 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 loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = A * 2147483648 */ + + /* convert from float to Q31 and store result in destination buffer */ +#ifdef ARM_MATH_ROUNDING + + in = (*pIn++ * 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 loop counter */ + blkCnt--; + } + +} +#endif /* #if defined(ARM_MATH_NEON) */ + +/** + @} end of float_to_x group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_float_to_q7.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_float_to_q7.c new file mode 100644 index 0000000..3b7d6c6 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_float_to_q7.c @@ -0,0 +1,253 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_float_to_q7.c + * Description: Converts the elements of the floating-point vector to Q7 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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: + * 
+ * 	pDst[n] = (q7_t)(pSrc[n] * 128);   0 <= n < blockSize.
+ *
+ * \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. + */ + +#if defined(ARM_MATH_NEON) +void arm_float_to_q7( + const float32_t * pSrc, + q7_t * pDst, + uint32_t blockSize) +{ + const float32_t *pIn = pSrc; /* Src pointer */ + uint32_t blkCnt; /* loop counter */ + + float32_t in; + float32x4_t inV; + #ifdef ARM_MATH_ROUNDING + float32x4_t zeroV = vdupq_n_f32(0.0f); + float32x4_t pHalf = vdupq_n_f32(0.5f / 128.0f); + float32x4_t mHalf = vdupq_n_f32(-0.5f / 128.0f); + float32x4_t r; + uint32x4_t cmp; + #endif + + int32x4_t cvt; + int16x4_t cvt1,cvt2; + int8x8_t outV; + + blkCnt = blockSize >> 3U; + + /* Compute 8 outputs at a time. + ** a second loop below computes the remaining 1 to 7 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 */ + inV = vld1q_f32(pIn); + cmp = vcgtq_f32(inV,zeroV); + r = vbslq_f32(cmp,pHalf,mHalf); + inV = vaddq_f32(inV, r); + cvt1 = vqmovn_s32(vcvtq_n_s32_f32(inV,7)); + pIn += 4; + + inV = vld1q_f32(pIn); + cmp = vcgtq_f32(inV,zeroV); + r = vbslq_f32(cmp,pHalf,mHalf); + inV = vaddq_f32(inV, r); + cvt2 = vqmovn_s32(vcvtq_n_s32_f32(inV,7)); + pIn += 4; + + outV = vqmovn_s16(vcombine_s16(cvt1,cvt2)); + vst1_s8(pDst, outV); + pDst += 8; + +#else + + /* C = A * 128 */ + /* Convert from float to q7 and then store the results in the destination buffer */ + inV = vld1q_f32(pIn); + cvt1 = vqmovn_s32(vcvtq_n_s32_f32(inV,7)); + pIn += 4; + + inV = vld1q_f32(pIn); + cvt2 = vqmovn_s32(vcvtq_n_s32_f32(inV,7)); + pIn += 4; + + outV = vqmovn_s16(vcombine_s16(cvt1,cvt2)); + + vst1_s8(pDst, outV); + pDst += 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 & 7; + + 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 +void arm_float_to_q7( + const float32_t * pSrc, + q7_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + const float32_t *pIn = pSrc; /* Source pointer */ + +#ifdef ARM_MATH_ROUNDING + float32_t in; +#endif /* #ifdef ARM_MATH_ROUNDING */ + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = A * 128 */ + + /* Convert from float to q7 and store result in destination buffer */ +#ifdef ARM_MATH_ROUNDING + + in = (*pIn++ * 128); + in += in > 0.0f ? 0.5f : -0.5f; + *pDst++ = (q7_t) (__SSAT((q15_t) (in), 8)); + + in = (*pIn++ * 128); + in += in > 0.0f ? 0.5f : -0.5f; + *pDst++ = (q7_t) (__SSAT((q15_t) (in), 8)); + + in = (*pIn++ * 128); + in += in > 0.0f ? 0.5f : -0.5f; + *pDst++ = (q7_t) (__SSAT((q15_t) (in), 8)); + + in = (*pIn++ * 128); + in += in > 0.0f ? 0.5f : -0.5f; + *pDst++ = (q7_t) (__SSAT((q15_t) (in), 8)); + +#else + + *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 loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = A * 128 */ + + /* Convert from float to q7 and store result in destination buffer */ +#ifdef ARM_MATH_ROUNDING + + in = (*pIn++ * 128); + in += in > 0.0f ? 0.5f : -0.5f; + *pDst++ = (q7_t) (__SSAT((q15_t) (in), 8)); + +#else + + *pDst++ = (q7_t) __SSAT((q31_t) (*pIn++ * 128.0f), 8); + +#endif /* #ifdef ARM_MATH_ROUNDING */ + + /* Decrement loop counter */ + blkCnt--; + } + +} +#endif /* #if defined(ARM_MATH_NEON) */ + +/** + @} end of float_to_x group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q15_to_float.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q15_to_float.c new file mode 100644 index 0000000..a87946c --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q15_to_float.c @@ -0,0 +1,166 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_q15_to_float.c + * Description: Converts the elements of the Q15 vector to floating-point vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + + @par Details + The equation used for the conversion process is: + 
+      pDst[n] = (float32_t) pSrc[n] / 32768;   0 <= n < blockSize.
+
+ */ + +#if defined(ARM_MATH_NEON_EXPERIMENTAL) +void arm_q15_to_float( + const q15_t * pSrc, + float32_t * pDst, + uint32_t blockSize) +{ + const q15_t *pIn = pSrc; /* Src pointer */ + uint32_t blkCnt; /* loop counter */ + + int16x8_t inV; + int32x4_t inV0, inV1; + float32x4_t outV; + + blkCnt = blockSize >> 3U; + + /* Compute 8 outputs at a time. + ** a second loop below computes the remaining 1 to 7 samples. */ + while (blkCnt > 0U) + { + /* C = (float32_t) A / 32768 */ + /* convert from q15 to float and then store the results in the destination buffer */ + inV = vld1q_s16(pIn); + pIn += 8; + + inV0 = vmovl_s16(vget_low_s16(inV)); + inV1 = vmovl_s16(vget_high_s16(inV)); + + outV = vcvtq_n_f32_s32(inV0,15); + vst1q_f32(pDst, outV); + pDst += 4; + + outV = vcvtq_n_f32_s32(inV1,15); + vst1q_f32(pDst, outV); + pDst += 4; + + /* Decrement the loop counter */ + blkCnt--; + } + + /* If the blockSize is not a multiple of 8, compute any remaining output samples here. + ** No loop unrolling is used. */ + blkCnt = blockSize & 7; + + + 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--; + } +} +#else +void arm_q15_to_float( + const q15_t * pSrc, + float32_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + const q15_t *pIn = pSrc; /* Source pointer */ + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = (float32_t) A / 32768 */ + + /* Convert from q15 to float and store result in 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 loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = (float32_t) A / 32768 */ + + /* Convert from q15 to float and store result in destination buffer */ + *pDst++ = ((float32_t) *pIn++ / 32768.0f); + + /* Decrement loop counter */ + blkCnt--; + } + +} +#endif /* #if defined(ARM_MATH_NEON) */ + +/** + @} end of q15_to_x group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q15_to_q31.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q15_to_q31.c new file mode 100644 index 0000000..c745121 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q15_to_q31.c @@ -0,0 +1,138 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_q15_to_q31.c + * Description: Converts the elements of the Q15 vector to Q31 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + + @par Details + The equation used for the conversion process is: + 
+      pDst[n] = (q31_t) pSrc[n] << 16;   0 <= n < blockSize.
+
+ */ + +void arm_q15_to_q31( + const q15_t * pSrc, + q31_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + const q15_t *pIn = pSrc; /* Source pointer */ + +#if defined (ARM_MATH_LOOPUNROLL) + q31_t in1, in2; + q31_t out1, out2, out3, out4; +#endif + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = (q31_t)A << 16 */ + + /* Convert from q15 to q31 and store result in destination buffer */ + in1 = read_q15x2_ia ((q15_t **) &pIn); + in2 = read_q15x2_ia ((q15_t **) &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 loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = (q31_t) A << 16 */ + + /* Convert from q15 to q31 and store result in destination buffer */ + *pDst++ = (q31_t) *pIn++ << 16; + + /* Decrement loop counter */ + blkCnt--; + } + +} + +/** + @} end of q15_to_x group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q15_to_q7.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q15_to_q7.c new file mode 100644 index 0000000..4f90d56 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q15_to_q7.c @@ -0,0 +1,146 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_q15_to_q7.c + * Description: Converts the elements of the Q15 vector to Q7 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + + @par Details + The equation used for the conversion process is: + 
+      pDst[n] = (q7_t) pSrc[n] >> 8;   0 <= n < blockSize.
+
+ */ + +void arm_q15_to_q7( + const q15_t * pSrc, + q7_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + const q15_t *pIn = pSrc; /* Source pointer */ + +#if defined (ARM_MATH_LOOPUNROLL) && defined (ARM_MATH_DSP) + q31_t in1, in2; + q31_t out1, out2; +#endif + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = (q7_t) A >> 8 */ + + /* Convert from q15 to q7 and store result in destination buffer */ +#if defined (ARM_MATH_DSP) + + in1 = read_q15x2_ia ((q15_t **) &pIn); + in2 = read_q15x2_ia ((q15_t **) &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 */ + write_q7x4_ia (&pDst, out1); + +#else + + *pDst++ = (q7_t) (*pIn++ >> 8); + *pDst++ = (q7_t) (*pIn++ >> 8); + *pDst++ = (q7_t) (*pIn++ >> 8); + *pDst++ = (q7_t) (*pIn++ >> 8); + +#endif /* #if defined (ARM_MATH_DSP) */ + + /* Decrement loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = (q7_t) A >> 8 */ + + /* Convert from q15 to q7 and store result in destination buffer */ + *pDst++ = (q7_t) (*pIn++ >> 8); + + /* Decrement loop counter */ + blkCnt--; + } + +} + +/** + @} end of q15_to_x group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q31_to_float.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q31_to_float.c new file mode 100644 index 0000000..8ff9e7b --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q31_to_float.c @@ -0,0 +1,159 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_q31_to_float.c + * Description: Converts the elements of the Q31 vector to floating-point vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + + @par Details + The equation used for the conversion process is: + 
+      pDst[n] = (float32_t) pSrc[n] / 2147483648;   0 <= n < blockSize.
+
+ */ + +#if defined(ARM_MATH_NEON_EXPERIMENTAL) +void arm_q31_to_float( + const q31_t * pSrc, + float32_t * pDst, + uint32_t blockSize) +{ + const q31_t *pIn = pSrc; /* Src pointer */ + uint32_t blkCnt; /* loop counter */ + + int32x4_t inV; + float32x4_t outV; + + blkCnt = blockSize >> 2U; + + /* 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 */ + inV = vld1q_s32(pIn); + pIn += 4; + + outV = vcvtq_n_f32_s32(inV,31); + + vst1q_f32(pDst, outV); + pDst += 4; + + /* 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 & 3; + + + 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--; + } +} +#else +void arm_q31_to_float( + const q31_t * pSrc, + float32_t * pDst, + uint32_t blockSize) +{ + const q31_t *pIn = pSrc; /* Src pointer */ + uint32_t blkCnt; /* loop counter */ + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = (float32_t) A / 2147483648 */ + + /* Convert from q31 to float and store result in 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 loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = (float32_t) A / 2147483648 */ + + /* Convert from q31 to float and store result in destination buffer */ + *pDst++ = ((float32_t) *pIn++ / 2147483648.0f); + + /* Decrement loop counter */ + blkCnt--; + } + +} +#endif /* #if defined(ARM_MATH_NEON) */ + +/** + @} end of q31_to_x group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q31_to_q15.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q31_to_q15.c new file mode 100644 index 0000000..8dac98d --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q31_to_q15.c @@ -0,0 +1,134 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_q31_to_q15.c + * Description: Converts the elements of the Q31 vector to Q15 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + + @par Details + The equation used for the conversion process is: + 
+      pDst[n] = (q15_t) pSrc[n] >> 16;   0 <= n < blockSize.
+
+ */ + +void arm_q31_to_q15( + const q31_t * pSrc, + q15_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + const q31_t *pIn = pSrc; /* Source pointer */ + +#if defined (ARM_MATH_LOOPUNROLL) && defined (ARM_MATH_DSP) + q31_t in1, in2, in3, in4; + q31_t out1, out2; +#endif + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = (q15_t) (A >> 16) */ + + /* Convert from q31 to q15 and store result in destination buffer */ +#if defined (ARM_MATH_DSP) + + 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 */ + + write_q15x2_ia (&pDst, out1); + write_q15x2_ia (&pDst, out2); + +#else + + *pDst++ = (q15_t) (*pIn++ >> 16); + *pDst++ = (q15_t) (*pIn++ >> 16); + *pDst++ = (q15_t) (*pIn++ >> 16); + *pDst++ = (q15_t) (*pIn++ >> 16); + +#endif /* #if defined (ARM_MATH_DSP) */ + + /* Decrement loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = (q15_t) (A >> 16) */ + + /* Convert from q31 to q15 and store result in destination buffer */ + *pDst++ = (q15_t) (*pIn++ >> 16); + + /* Decrement loop counter */ + blkCnt--; + } + +} + +/** + @} end of q31_to_x group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q31_to_q7.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q31_to_q7.c new file mode 100644 index 0000000..80433d0 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q31_to_q7.c @@ -0,0 +1,110 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_q31_to_q7.c + * Description: Converts the elements of the Q31 vector to Q7 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + + @par Details + The equation used for the conversion process is: + 
+      pDst[n] = (q7_t) pSrc[n] >> 24;   0 <= n < blockSize.
+
+ */ + +void arm_q31_to_q7( + const q31_t * pSrc, + q7_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + const q31_t *pIn = pSrc; /* Source pointer */ + +#if defined (ARM_MATH_LOOPUNROLL) + + q7_t out1, out2, out3, out4; + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = (q7_t) (A >> 24) */ + + /* Convert from q31 to q7 and store result in destination buffer */ + + out1 = (q7_t) (*pIn++ >> 24); + out2 = (q7_t) (*pIn++ >> 24); + out3 = (q7_t) (*pIn++ >> 24); + out4 = (q7_t) (*pIn++ >> 24); + write_q7x4_ia (&pDst, __PACKq7(out1, out2, out3, out4)); + + /* Decrement loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = (q7_t) (A >> 24) */ + + /* Convert from q31 to q7 and store result in destination buffer */ + *pDst++ = (q7_t) (*pIn++ >> 24); + + /* Decrement loop counter */ + blkCnt--; + } + +} + +/** + @} end of q31_to_x group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q7_to_float.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q7_to_float.c new file mode 100644 index 0000000..eee0d98 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q7_to_float.c @@ -0,0 +1,179 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_q7_to_float.c + * Description: Converts the elements of the Q7 vector to floating-point vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + + @par Details + The equation used for the conversion process is: + 
+      pDst[n] = (float32_t) pSrc[n] / 128;   0 <= n < blockSize.
+
+ */ + +#if defined(ARM_MATH_NEON) +void arm_q7_to_float( + const q7_t * pSrc, + float32_t * pDst, + uint32_t blockSize) +{ + const q7_t *pIn = pSrc; /* Src pointer */ + uint32_t blkCnt; /* loop counter */ + + int8x16_t inV; + int16x8_t inVLO, inVHI; + int32x4_t inVLL, inVLH, inVHL, inVHH; + float32x4_t outV; + + blkCnt = blockSize >> 4U; + + /* Compute 16 outputs at a time. + ** a second loop below computes the remaining 1 to 15 samples. */ + while (blkCnt > 0U) + { + /* C = (float32_t) A / 128 */ + /* Convert from q7 to float and then store the results in the destination buffer */ + inV = vld1q_s8(pIn); + pIn += 16; + + inVLO = vmovl_s8(vget_low_s8(inV)); + inVHI = vmovl_s8(vget_high_s8(inV)); + + inVLL = vmovl_s16(vget_low_s16(inVLO)); + inVLH = vmovl_s16(vget_high_s16(inVLO)); + inVHL = vmovl_s16(vget_low_s16(inVHI)); + inVHH = vmovl_s16(vget_high_s16(inVHI)); + + outV = vcvtq_n_f32_s32(inVLL,7); + vst1q_f32(pDst, outV); + pDst += 4; + + outV = vcvtq_n_f32_s32(inVLH,7); + vst1q_f32(pDst, outV); + pDst += 4; + + outV = vcvtq_n_f32_s32(inVHL,7); + vst1q_f32(pDst, outV); + pDst += 4; + + outV = vcvtq_n_f32_s32(inVHH,7); + vst1q_f32(pDst, outV); + pDst += 4; + + /* Decrement the loop counter */ + blkCnt--; + } + + /* If the blockSize is not a multiple of 16, compute any remaining output samples here. + ** No loop unrolling is used. */ + blkCnt = blockSize & 0xF; + + 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--; + } +} +#else +void arm_q7_to_float( + const q7_t * pSrc, + float32_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + const q7_t *pIn = pSrc; /* Source pointer */ + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = (float32_t) A / 128 */ + + /* Convert from q7 to float and store result in 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 loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = (float32_t) A / 128 */ + + /* Convert from q7 to float and store result in destination buffer */ + *pDst++ = ((float32_t) * pIn++ / 128.0f); + + /* Decrement loop counter */ + blkCnt--; + } + +} +#endif /* #if defined(ARM_MATH_NEON) */ + +/** + @} end of q7_to_x group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q7_to_q15.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q7_to_q15.c new file mode 100644 index 0000000..78dae9e --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q7_to_q15.c @@ -0,0 +1,143 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_q7_to_q15.c + * Description: Converts the elements of the Q7 vector to Q15 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + + @par Details + The equation used for the conversion process is: + 
+      pDst[n] = (q15_t) pSrc[n] << 8;   0 <= n < blockSize.
+
+ */ + +void arm_q7_to_q15( + const q7_t * pSrc, + q15_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + const q7_t *pIn = pSrc; /* Source pointer */ + +#if defined (ARM_MATH_LOOPUNROLL) && defined (ARM_MATH_DSP) + q31_t in; + q31_t in1, in2; + q31_t out1, out2; +#endif + +#if defined (ARM_MATH_LOOPUNROLL) + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = (q15_t) A << 8 */ + + /* Convert from q7 to q15 and store result in destination buffer */ +#if defined (ARM_MATH_DSP) + + in = read_q7x4_ia ((q7_t **) &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 + + write_q15x2_ia (&pDst, out1); + write_q15x2_ia (&pDst, out2); + +#else + + *pDst++ = (q15_t) *pIn++ << 8; + *pDst++ = (q15_t) *pIn++ << 8; + *pDst++ = (q15_t) *pIn++ << 8; + *pDst++ = (q15_t) *pIn++ << 8; + +#endif /* #if defined (ARM_MATH_DSP) */ + + /* Decrement loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = (q15_t) A << 8 */ + + /* Convert from q7 to q15 and store result in destination buffer */ + *pDst++ = (q15_t) * pIn++ << 8; + + /* Decrement loop counter */ + blkCnt--; + } + +} + +/** + @} end of q7_to_x group + */ diff --git a/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q7_to_q31.c b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q7_to_q31.c new file mode 100644 index 0000000..9d5cde9 --- /dev/null +++ b/Drivers/CMSIS/DSP/Source/SupportFunctions/arm_q7_to_q31.c @@ -0,0 +1,121 @@ +/* ---------------------------------------------------------------------- + * Project: CMSIS DSP Library + * Title: arm_q7_to_q31.c + * Description: Converts the elements of the Q7 vector to Q31 vector + * + * $Date: 18. March 2019 + * $Revision: V1.6.0 + * + * Target Processor: Cortex-M cores + * -------------------------------------------------------------------- */ +/* + * Copyright (C) 2010-2019 ARM Limited or its affiliates. All rights reserved. + * + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the License); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an AS IS BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "arm_math.h" + +/** + @ingroup 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 number of samples in each vector + @return none + + @par Details + The equation used for the conversion process is: + 
+      pDst[n] = (q31_t) pSrc[n] << 24;   0 <= n < blockSize.
+
+ */ + +void arm_q7_to_q31( + const q7_t * pSrc, + q31_t * pDst, + uint32_t blockSize) +{ + uint32_t blkCnt; /* Loop counter */ + const q7_t *pIn = pSrc; /* Source pointer */ + +#if defined (ARM_MATH_LOOPUNROLL) + + q31_t in; + + /* Loop unrolling: Compute 4 outputs at a time */ + blkCnt = blockSize >> 2U; + + while (blkCnt > 0U) + { + /* C = (q31_t) A << 24 */ + + /* Convert from q7 to q31 and store result in destination buffer */ + in = read_q7x4_ia ((q7_t **) &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 loop counter */ + blkCnt--; + } + + /* Loop unrolling: Compute remaining outputs */ + blkCnt = blockSize % 0x4U; + +#else + + /* Initialize blkCnt with number of samples */ + blkCnt = blockSize; + +#endif /* #if defined (ARM_MATH_LOOPUNROLL) */ + + while (blkCnt > 0U) + { + /* C = (q31_t) A << 24 */ + + /* Convert from q7 to q31 and store result in destination buffer */ + *pDst++ = (q31_t) * pIn++ << 24; + + /* Decrement loop counter */ + blkCnt--; + } + +} + +/** + @} end of q7_to_x group + */ -- cgit v1.2.3