38 lines
1.2 KiB
C
38 lines
1.2 KiB
C
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/* ----------------------------------------------------------------------
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* Copyright (C) 2010 ARM Limited. All rights reserved.
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*
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* $Date: 14/06/07 1:58a $Revision: V1.0.2
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*
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* Project: CMSIS DSP Library
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* Title: arm_common_tables.h
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*
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* Description: This file has extern declaration for common tables like Bitreverse, reciprocal etc which are used across different functions
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*
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* Target Processor: Cortex-M4/Cortex-M3
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*
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* Version 1.0.2 2010/11/11
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* Documentation updated.
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*
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* Version 1.0.1 2010/10/05
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* Production release and review comments incorporated.
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*
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* Version 1.0.0 2010/09/20
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* Production release and review comments incorporated.
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* -------------------------------------------------------------------- */
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#ifndef _ARM_COMMON_TABLES_H
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#define _ARM_COMMON_TABLES_H
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#include "arm_math.h"
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extern const uint16_t armBitRevTable[1024];
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extern const q15_t armRecipTableQ15[64];
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extern const q31_t armRecipTableQ31[64];
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extern const q31_t realCoefAQ31[1024];
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extern const q31_t realCoefBQ31[1024];
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extern const float32_t twiddleCoef[6144];
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extern const q31_t twiddleCoefQ31[6144];
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extern const q15_t twiddleCoefQ15[6144];
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#endif /* ARM_COMMON_TABLES_H */
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