Simon Cooksey / mbed-os

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cmsis/arm_common_tables.h@0:fb7af294d5d9, 2016-11-17 (annotated)

Committer:
Simon Cooksey
Date:
Thu Nov 17 16:43:53 2016 +0000
Revision:
0:fb7af294d5d9
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Simon Cooksey 0:fb7af294d5d9 1 /* ----------------------------------------------------------------------
Simon Cooksey 0:fb7af294d5d9 2 * Copyright (C) 2010-2014 ARM Limited. All rights reserved.
Simon Cooksey 0:fb7af294d5d9 3 *
Simon Cooksey 0:fb7af294d5d9 4 * $Date: 19. March 2015
Simon Cooksey 0:fb7af294d5d9 5 * $Revision: V.1.4.5
Simon Cooksey 0:fb7af294d5d9 6 *
Simon Cooksey 0:fb7af294d5d9 7 * Project: CMSIS DSP Library
Simon Cooksey 0:fb7af294d5d9 8 * Title: arm_common_tables.h
Simon Cooksey 0:fb7af294d5d9 9 *
Simon Cooksey 0:fb7af294d5d9 10 * Description: This file has extern declaration for common tables like Bitreverse, reciprocal etc which are used across different functions
Simon Cooksey 0:fb7af294d5d9 11 *
Simon Cooksey 0:fb7af294d5d9 12 * Target Processor: Cortex-M4/Cortex-M3
Simon Cooksey 0:fb7af294d5d9 13 *
Simon Cooksey 0:fb7af294d5d9 14 * Redistribution and use in source and binary forms, with or without
Simon Cooksey 0:fb7af294d5d9 15 * modification, are permitted provided that the following conditions
Simon Cooksey 0:fb7af294d5d9 16 * are met:
Simon Cooksey 0:fb7af294d5d9 17 * - Redistributions of source code must retain the above copyright
Simon Cooksey 0:fb7af294d5d9 18 * notice, this list of conditions and the following disclaimer.
Simon Cooksey 0:fb7af294d5d9 19 * - Redistributions in binary form must reproduce the above copyright
Simon Cooksey 0:fb7af294d5d9 20 * notice, this list of conditions and the following disclaimer in
Simon Cooksey 0:fb7af294d5d9 21 * the documentation and/or other materials provided with the
Simon Cooksey 0:fb7af294d5d9 22 * distribution.
Simon Cooksey 0:fb7af294d5d9 23 * - Neither the name of ARM LIMITED nor the names of its contributors
Simon Cooksey 0:fb7af294d5d9 24 * may be used to endorse or promote products derived from this
Simon Cooksey 0:fb7af294d5d9 25 * software without specific prior written permission.
Simon Cooksey 0:fb7af294d5d9 26 *
Simon Cooksey 0:fb7af294d5d9 27 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
Simon Cooksey 0:fb7af294d5d9 28 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
Simon Cooksey 0:fb7af294d5d9 29 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
Simon Cooksey 0:fb7af294d5d9 30 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
Simon Cooksey 0:fb7af294d5d9 31 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
Simon Cooksey 0:fb7af294d5d9 32 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
Simon Cooksey 0:fb7af294d5d9 33 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
Simon Cooksey 0:fb7af294d5d9 34 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
Simon Cooksey 0:fb7af294d5d9 35 * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
Simon Cooksey 0:fb7af294d5d9 36 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
Simon Cooksey 0:fb7af294d5d9 37 * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
Simon Cooksey 0:fb7af294d5d9 38 * POSSIBILITY OF SUCH DAMAGE.
Simon Cooksey 0:fb7af294d5d9 39 * -------------------------------------------------------------------- */
Simon Cooksey 0:fb7af294d5d9 40
Simon Cooksey 0:fb7af294d5d9 41 #ifndef _ARM_COMMON_TABLES_H
Simon Cooksey 0:fb7af294d5d9 42 #define _ARM_COMMON_TABLES_H
Simon Cooksey 0:fb7af294d5d9 43
Simon Cooksey 0:fb7af294d5d9 44 #include "arm_math.h"
Simon Cooksey 0:fb7af294d5d9 45
Simon Cooksey 0:fb7af294d5d9 46 extern const uint16_t armBitRevTable[1024];
Simon Cooksey 0:fb7af294d5d9 47 extern const q15_t armRecipTableQ15[64];
Simon Cooksey 0:fb7af294d5d9 48 extern const q31_t armRecipTableQ31[64];
Simon Cooksey 0:fb7af294d5d9 49 //extern const q31_t realCoefAQ31[1024];
Simon Cooksey 0:fb7af294d5d9 50 //extern const q31_t realCoefBQ31[1024];
Simon Cooksey 0:fb7af294d5d9 51 extern const float32_t twiddleCoef_16[32];
Simon Cooksey 0:fb7af294d5d9 52 extern const float32_t twiddleCoef_32[64];
Simon Cooksey 0:fb7af294d5d9 53 extern const float32_t twiddleCoef_64[128];
Simon Cooksey 0:fb7af294d5d9 54 extern const float32_t twiddleCoef_128[256];
Simon Cooksey 0:fb7af294d5d9 55 extern const float32_t twiddleCoef_256[512];
Simon Cooksey 0:fb7af294d5d9 56 extern const float32_t twiddleCoef_512[1024];
Simon Cooksey 0:fb7af294d5d9 57 extern const float32_t twiddleCoef_1024[2048];
Simon Cooksey 0:fb7af294d5d9 58 extern const float32_t twiddleCoef_2048[4096];
Simon Cooksey 0:fb7af294d5d9 59 extern const float32_t twiddleCoef_4096[8192];
Simon Cooksey 0:fb7af294d5d9 60 #define twiddleCoef twiddleCoef_4096
Simon Cooksey 0:fb7af294d5d9 61 extern const q31_t twiddleCoef_16_q31[24];
Simon Cooksey 0:fb7af294d5d9 62 extern const q31_t twiddleCoef_32_q31[48];
Simon Cooksey 0:fb7af294d5d9 63 extern const q31_t twiddleCoef_64_q31[96];
Simon Cooksey 0:fb7af294d5d9 64 extern const q31_t twiddleCoef_128_q31[192];
Simon Cooksey 0:fb7af294d5d9 65 extern const q31_t twiddleCoef_256_q31[384];
Simon Cooksey 0:fb7af294d5d9 66 extern const q31_t twiddleCoef_512_q31[768];
Simon Cooksey 0:fb7af294d5d9 67 extern const q31_t twiddleCoef_1024_q31[1536];
Simon Cooksey 0:fb7af294d5d9 68 extern const q31_t twiddleCoef_2048_q31[3072];
Simon Cooksey 0:fb7af294d5d9 69 extern const q31_t twiddleCoef_4096_q31[6144];
Simon Cooksey 0:fb7af294d5d9 70 extern const q15_t twiddleCoef_16_q15[24];
Simon Cooksey 0:fb7af294d5d9 71 extern const q15_t twiddleCoef_32_q15[48];
Simon Cooksey 0:fb7af294d5d9 72 extern const q15_t twiddleCoef_64_q15[96];
Simon Cooksey 0:fb7af294d5d9 73 extern const q15_t twiddleCoef_128_q15[192];
Simon Cooksey 0:fb7af294d5d9 74 extern const q15_t twiddleCoef_256_q15[384];
Simon Cooksey 0:fb7af294d5d9 75 extern const q15_t twiddleCoef_512_q15[768];
Simon Cooksey 0:fb7af294d5d9 76 extern const q15_t twiddleCoef_1024_q15[1536];
Simon Cooksey 0:fb7af294d5d9 77 extern const q15_t twiddleCoef_2048_q15[3072];
Simon Cooksey 0:fb7af294d5d9 78 extern const q15_t twiddleCoef_4096_q15[6144];
Simon Cooksey 0:fb7af294d5d9 79 extern const float32_t twiddleCoef_rfft_32[32];
Simon Cooksey 0:fb7af294d5d9 80 extern const float32_t twiddleCoef_rfft_64[64];
Simon Cooksey 0:fb7af294d5d9 81 extern const float32_t twiddleCoef_rfft_128[128];
Simon Cooksey 0:fb7af294d5d9 82 extern const float32_t twiddleCoef_rfft_256[256];
Simon Cooksey 0:fb7af294d5d9 83 extern const float32_t twiddleCoef_rfft_512[512];
Simon Cooksey 0:fb7af294d5d9 84 extern const float32_t twiddleCoef_rfft_1024[1024];
Simon Cooksey 0:fb7af294d5d9 85 extern const float32_t twiddleCoef_rfft_2048[2048];
Simon Cooksey 0:fb7af294d5d9 86 extern const float32_t twiddleCoef_rfft_4096[4096];
Simon Cooksey 0:fb7af294d5d9 87
Simon Cooksey 0:fb7af294d5d9 88
Simon Cooksey 0:fb7af294d5d9 89 /* floating-point bit reversal tables */
Simon Cooksey 0:fb7af294d5d9 90 #define ARMBITREVINDEXTABLE__16_TABLE_LENGTH ((uint16_t)20 )
Simon Cooksey 0:fb7af294d5d9 91 #define ARMBITREVINDEXTABLE__32_TABLE_LENGTH ((uint16_t)48 )
Simon Cooksey 0:fb7af294d5d9 92 #define ARMBITREVINDEXTABLE__64_TABLE_LENGTH ((uint16_t)56 )
Simon Cooksey 0:fb7af294d5d9 93 #define ARMBITREVINDEXTABLE_128_TABLE_LENGTH ((uint16_t)208 )
Simon Cooksey 0:fb7af294d5d9 94 #define ARMBITREVINDEXTABLE_256_TABLE_LENGTH ((uint16_t)440 )
Simon Cooksey 0:fb7af294d5d9 95 #define ARMBITREVINDEXTABLE_512_TABLE_LENGTH ((uint16_t)448 )
Simon Cooksey 0:fb7af294d5d9 96 #define ARMBITREVINDEXTABLE1024_TABLE_LENGTH ((uint16_t)1800)
Simon Cooksey 0:fb7af294d5d9 97 #define ARMBITREVINDEXTABLE2048_TABLE_LENGTH ((uint16_t)3808)
Simon Cooksey 0:fb7af294d5d9 98 #define ARMBITREVINDEXTABLE4096_TABLE_LENGTH ((uint16_t)4032)
Simon Cooksey 0:fb7af294d5d9 99
Simon Cooksey 0:fb7af294d5d9 100 extern const uint16_t armBitRevIndexTable16[ARMBITREVINDEXTABLE__16_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 101 extern const uint16_t armBitRevIndexTable32[ARMBITREVINDEXTABLE__32_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 102 extern const uint16_t armBitRevIndexTable64[ARMBITREVINDEXTABLE__64_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 103 extern const uint16_t armBitRevIndexTable128[ARMBITREVINDEXTABLE_128_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 104 extern const uint16_t armBitRevIndexTable256[ARMBITREVINDEXTABLE_256_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 105 extern const uint16_t armBitRevIndexTable512[ARMBITREVINDEXTABLE_512_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 106 extern const uint16_t armBitRevIndexTable1024[ARMBITREVINDEXTABLE1024_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 107 extern const uint16_t armBitRevIndexTable2048[ARMBITREVINDEXTABLE2048_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 108 extern const uint16_t armBitRevIndexTable4096[ARMBITREVINDEXTABLE4096_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 109
Simon Cooksey 0:fb7af294d5d9 110 /* fixed-point bit reversal tables */
Simon Cooksey 0:fb7af294d5d9 111 #define ARMBITREVINDEXTABLE_FIXED___16_TABLE_LENGTH ((uint16_t)12 )
Simon Cooksey 0:fb7af294d5d9 112 #define ARMBITREVINDEXTABLE_FIXED___32_TABLE_LENGTH ((uint16_t)24 )
Simon Cooksey 0:fb7af294d5d9 113 #define ARMBITREVINDEXTABLE_FIXED___64_TABLE_LENGTH ((uint16_t)56 )
Simon Cooksey 0:fb7af294d5d9 114 #define ARMBITREVINDEXTABLE_FIXED__128_TABLE_LENGTH ((uint16_t)112 )
Simon Cooksey 0:fb7af294d5d9 115 #define ARMBITREVINDEXTABLE_FIXED__256_TABLE_LENGTH ((uint16_t)240 )
Simon Cooksey 0:fb7af294d5d9 116 #define ARMBITREVINDEXTABLE_FIXED__512_TABLE_LENGTH ((uint16_t)480 )
Simon Cooksey 0:fb7af294d5d9 117 #define ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH ((uint16_t)992 )
Simon Cooksey 0:fb7af294d5d9 118 #define ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH ((uint16_t)1984)
Simon Cooksey 0:fb7af294d5d9 119 #define ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH ((uint16_t)4032)
Simon Cooksey 0:fb7af294d5d9 120
Simon Cooksey 0:fb7af294d5d9 121 extern const uint16_t armBitRevIndexTable_fixed_16[ARMBITREVINDEXTABLE_FIXED___16_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 122 extern const uint16_t armBitRevIndexTable_fixed_32[ARMBITREVINDEXTABLE_FIXED___32_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 123 extern const uint16_t armBitRevIndexTable_fixed_64[ARMBITREVINDEXTABLE_FIXED___64_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 124 extern const uint16_t armBitRevIndexTable_fixed_128[ARMBITREVINDEXTABLE_FIXED__128_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 125 extern const uint16_t armBitRevIndexTable_fixed_256[ARMBITREVINDEXTABLE_FIXED__256_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 126 extern const uint16_t armBitRevIndexTable_fixed_512[ARMBITREVINDEXTABLE_FIXED__512_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 127 extern const uint16_t armBitRevIndexTable_fixed_1024[ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 128 extern const uint16_t armBitRevIndexTable_fixed_2048[ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 129 extern const uint16_t armBitRevIndexTable_fixed_4096[ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH];
Simon Cooksey 0:fb7af294d5d9 130
Simon Cooksey 0:fb7af294d5d9 131 /* Tables for Fast Math Sine and Cosine */
Simon Cooksey 0:fb7af294d5d9 132 extern const float32_t sinTable_f32[FAST_MATH_TABLE_SIZE + 1];
Simon Cooksey 0:fb7af294d5d9 133 extern const q31_t sinTable_q31[FAST_MATH_TABLE_SIZE + 1];
Simon Cooksey 0:fb7af294d5d9 134 extern const q15_t sinTable_q15[FAST_MATH_TABLE_SIZE + 1];
Simon Cooksey 0:fb7af294d5d9 135
Simon Cooksey 0:fb7af294d5d9 136 #endif /* ARM_COMMON_TABLES_H */