diff options
Diffstat (limited to 'tool/mbed/mbed-sdk/libraries/dsp/cmsis_dsp/arm_common_tables.h')
-rw-r--r-- | tool/mbed/mbed-sdk/libraries/dsp/cmsis_dsp/arm_common_tables.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/tool/mbed/mbed-sdk/libraries/dsp/cmsis_dsp/arm_common_tables.h b/tool/mbed/mbed-sdk/libraries/dsp/cmsis_dsp/arm_common_tables.h new file mode 100644 index 0000000000..7a59b5923e --- /dev/null +++ b/tool/mbed/mbed-sdk/libraries/dsp/cmsis_dsp/arm_common_tables.h @@ -0,0 +1,93 @@ +/* ---------------------------------------------------------------------- +* Copyright (C) 2010-2013 ARM Limited. All rights reserved. +* +* $Date: 17. January 2013 +* $Revision: V1.4.1 +* +* Project: CMSIS DSP Library +* Title: arm_common_tables.h +* +* Description: This file has extern declaration for common tables like Bitreverse, reciprocal etc which are used across different functions +* +* Target Processor: Cortex-M4/Cortex-M3 +* +* 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. +* -------------------------------------------------------------------- */ + +#ifndef _ARM_COMMON_TABLES_H +#define _ARM_COMMON_TABLES_H + +#include "arm_math.h" + +extern const uint16_t armBitRevTable[1024]; +extern const q15_t armRecipTableQ15[64]; +extern const q31_t armRecipTableQ31[64]; +extern const q31_t realCoefAQ31[1024]; +extern const q31_t realCoefBQ31[1024]; +extern const float32_t twiddleCoef_16[32]; +extern const float32_t twiddleCoef_32[64]; +extern const float32_t twiddleCoef_64[128]; +extern const float32_t twiddleCoef_128[256]; +extern const float32_t twiddleCoef_256[512]; +extern const float32_t twiddleCoef_512[1024]; +extern const float32_t twiddleCoef_1024[2048]; +extern const float32_t twiddleCoef_2048[4096]; +extern const float32_t twiddleCoef_4096[8192]; +#define twiddleCoef twiddleCoef_4096 +extern const q31_t twiddleCoefQ31[6144]; +extern const q15_t twiddleCoefQ15[6144]; +extern const float32_t twiddleCoef_rfft_32[32]; +extern const float32_t twiddleCoef_rfft_64[64]; +extern const float32_t twiddleCoef_rfft_128[128]; +extern const float32_t twiddleCoef_rfft_256[256]; +extern const float32_t twiddleCoef_rfft_512[512]; +extern const float32_t twiddleCoef_rfft_1024[1024]; +extern const float32_t twiddleCoef_rfft_2048[2048]; +extern const float32_t twiddleCoef_rfft_4096[4096]; + + +#define ARMBITREVINDEXTABLE__16_TABLE_LENGTH ((uint16_t)20 ) +#define ARMBITREVINDEXTABLE__32_TABLE_LENGTH ((uint16_t)48 ) +#define ARMBITREVINDEXTABLE__64_TABLE_LENGTH ((uint16_t)56 ) +#define ARMBITREVINDEXTABLE_128_TABLE_LENGTH ((uint16_t)208 ) +#define ARMBITREVINDEXTABLE_256_TABLE_LENGTH ((uint16_t)440 ) +#define ARMBITREVINDEXTABLE_512_TABLE_LENGTH ((uint16_t)448 ) +#define ARMBITREVINDEXTABLE1024_TABLE_LENGTH ((uint16_t)1800) +#define ARMBITREVINDEXTABLE2048_TABLE_LENGTH ((uint16_t)3808) +#define ARMBITREVINDEXTABLE4096_TABLE_LENGTH ((uint16_t)4032) + +extern const uint16_t armBitRevIndexTable16[ARMBITREVINDEXTABLE__16_TABLE_LENGTH]; +extern const uint16_t armBitRevIndexTable32[ARMBITREVINDEXTABLE__32_TABLE_LENGTH]; +extern const uint16_t armBitRevIndexTable64[ARMBITREVINDEXTABLE__64_TABLE_LENGTH]; +extern const uint16_t armBitRevIndexTable128[ARMBITREVINDEXTABLE_128_TABLE_LENGTH]; +extern const uint16_t armBitRevIndexTable256[ARMBITREVINDEXTABLE_256_TABLE_LENGTH]; +extern const uint16_t armBitRevIndexTable512[ARMBITREVINDEXTABLE_512_TABLE_LENGTH]; +extern const uint16_t armBitRevIndexTable1024[ARMBITREVINDEXTABLE1024_TABLE_LENGTH]; +extern const uint16_t armBitRevIndexTable2048[ARMBITREVINDEXTABLE2048_TABLE_LENGTH]; +extern const uint16_t armBitRevIndexTable4096[ARMBITREVINDEXTABLE4096_TABLE_LENGTH]; + +#endif /* ARM_COMMON_TABLES_H */ |