source: trunk/firmware/Drivers/CMSIS/Include/arm_common_tables.h

Last change on this file was 6, checked in by f.jahn, 8 months ago
File size: 7.1 KB
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[6]1/* ----------------------------------------------------------------------
2* Copyright (C) 2010-2014 ARM Limited. All rights reserved.
3*
4* $Date: 19. October 2015
5* $Revision: V.1.4.5 a
6*
7* Project: CMSIS DSP Library
8* Title: arm_common_tables.h
9*
10* Description: This file has extern declaration for common tables like Bitreverse, reciprocal etc which are used across different functions
11*
12* Target Processor: Cortex-M4/Cortex-M3
13*
14* Redistribution and use in source and binary forms, with or without
15* modification, are permitted provided that the following conditions
16* are met:
17* - Redistributions of source code must retain the above copyright
18* notice, this list of conditions and the following disclaimer.
19* - Redistributions in binary form must reproduce the above copyright
20* notice, this list of conditions and the following disclaimer in
21* the documentation and/or other materials provided with the
22* distribution.
23* - Neither the name of ARM LIMITED nor the names of its contributors
24* may be used to endorse or promote products derived from this
25* software without specific prior written permission.
26*
27* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
28* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
29* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
30* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
31* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
32* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
33* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
34* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
35* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
36* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
37* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
38* POSSIBILITY OF SUCH DAMAGE.
39* -------------------------------------------------------------------- */
40
41#ifndef _ARM_COMMON_TABLES_H
42#define _ARM_COMMON_TABLES_H
43
44#include "arm_math.h"
45
46extern const uint16_t armBitRevTable[1024];
47extern const q15_t armRecipTableQ15[64];
48extern const q31_t armRecipTableQ31[64];
49/* extern const q31_t realCoefAQ31[1024]; */
50/* extern const q31_t realCoefBQ31[1024]; */
51extern const float32_t twiddleCoef_16[32];
52extern const float32_t twiddleCoef_32[64];
53extern const float32_t twiddleCoef_64[128];
54extern const float32_t twiddleCoef_128[256];
55extern const float32_t twiddleCoef_256[512];
56extern const float32_t twiddleCoef_512[1024];
57extern const float32_t twiddleCoef_1024[2048];
58extern const float32_t twiddleCoef_2048[4096];
59extern const float32_t twiddleCoef_4096[8192];
60#define twiddleCoef twiddleCoef_4096
61extern const q31_t twiddleCoef_16_q31[24];
62extern const q31_t twiddleCoef_32_q31[48];
63extern const q31_t twiddleCoef_64_q31[96];
64extern const q31_t twiddleCoef_128_q31[192];
65extern const q31_t twiddleCoef_256_q31[384];
66extern const q31_t twiddleCoef_512_q31[768];
67extern const q31_t twiddleCoef_1024_q31[1536];
68extern const q31_t twiddleCoef_2048_q31[3072];
69extern const q31_t twiddleCoef_4096_q31[6144];
70extern const q15_t twiddleCoef_16_q15[24];
71extern const q15_t twiddleCoef_32_q15[48];
72extern const q15_t twiddleCoef_64_q15[96];
73extern const q15_t twiddleCoef_128_q15[192];
74extern const q15_t twiddleCoef_256_q15[384];
75extern const q15_t twiddleCoef_512_q15[768];
76extern const q15_t twiddleCoef_1024_q15[1536];
77extern const q15_t twiddleCoef_2048_q15[3072];
78extern const q15_t twiddleCoef_4096_q15[6144];
79extern const float32_t twiddleCoef_rfft_32[32];
80extern const float32_t twiddleCoef_rfft_64[64];
81extern const float32_t twiddleCoef_rfft_128[128];
82extern const float32_t twiddleCoef_rfft_256[256];
83extern const float32_t twiddleCoef_rfft_512[512];
84extern const float32_t twiddleCoef_rfft_1024[1024];
85extern const float32_t twiddleCoef_rfft_2048[2048];
86extern const float32_t twiddleCoef_rfft_4096[4096];
87
88
89/* floating-point bit reversal tables */
90#define ARMBITREVINDEXTABLE__16_TABLE_LENGTH ((uint16_t)20 )
91#define ARMBITREVINDEXTABLE__32_TABLE_LENGTH ((uint16_t)48 )
92#define ARMBITREVINDEXTABLE__64_TABLE_LENGTH ((uint16_t)56 )
93#define ARMBITREVINDEXTABLE_128_TABLE_LENGTH ((uint16_t)208 )
94#define ARMBITREVINDEXTABLE_256_TABLE_LENGTH ((uint16_t)440 )
95#define ARMBITREVINDEXTABLE_512_TABLE_LENGTH ((uint16_t)448 )
96#define ARMBITREVINDEXTABLE1024_TABLE_LENGTH ((uint16_t)1800)
97#define ARMBITREVINDEXTABLE2048_TABLE_LENGTH ((uint16_t)3808)
98#define ARMBITREVINDEXTABLE4096_TABLE_LENGTH ((uint16_t)4032)
99
100extern const uint16_t armBitRevIndexTable16[ARMBITREVINDEXTABLE__16_TABLE_LENGTH];
101extern const uint16_t armBitRevIndexTable32[ARMBITREVINDEXTABLE__32_TABLE_LENGTH];
102extern const uint16_t armBitRevIndexTable64[ARMBITREVINDEXTABLE__64_TABLE_LENGTH];
103extern const uint16_t armBitRevIndexTable128[ARMBITREVINDEXTABLE_128_TABLE_LENGTH];
104extern const uint16_t armBitRevIndexTable256[ARMBITREVINDEXTABLE_256_TABLE_LENGTH];
105extern const uint16_t armBitRevIndexTable512[ARMBITREVINDEXTABLE_512_TABLE_LENGTH];
106extern const uint16_t armBitRevIndexTable1024[ARMBITREVINDEXTABLE1024_TABLE_LENGTH];
107extern const uint16_t armBitRevIndexTable2048[ARMBITREVINDEXTABLE2048_TABLE_LENGTH];
108extern const uint16_t armBitRevIndexTable4096[ARMBITREVINDEXTABLE4096_TABLE_LENGTH];
109
110/* fixed-point bit reversal tables */
111#define ARMBITREVINDEXTABLE_FIXED___16_TABLE_LENGTH ((uint16_t)12 )
112#define ARMBITREVINDEXTABLE_FIXED___32_TABLE_LENGTH ((uint16_t)24 )
113#define ARMBITREVINDEXTABLE_FIXED___64_TABLE_LENGTH ((uint16_t)56 )
114#define ARMBITREVINDEXTABLE_FIXED__128_TABLE_LENGTH ((uint16_t)112 )
115#define ARMBITREVINDEXTABLE_FIXED__256_TABLE_LENGTH ((uint16_t)240 )
116#define ARMBITREVINDEXTABLE_FIXED__512_TABLE_LENGTH ((uint16_t)480 )
117#define ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH ((uint16_t)992 )
118#define ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH ((uint16_t)1984)
119#define ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH ((uint16_t)4032)
120
121extern const uint16_t armBitRevIndexTable_fixed_16[ARMBITREVINDEXTABLE_FIXED___16_TABLE_LENGTH];
122extern const uint16_t armBitRevIndexTable_fixed_32[ARMBITREVINDEXTABLE_FIXED___32_TABLE_LENGTH];
123extern const uint16_t armBitRevIndexTable_fixed_64[ARMBITREVINDEXTABLE_FIXED___64_TABLE_LENGTH];
124extern const uint16_t armBitRevIndexTable_fixed_128[ARMBITREVINDEXTABLE_FIXED__128_TABLE_LENGTH];
125extern const uint16_t armBitRevIndexTable_fixed_256[ARMBITREVINDEXTABLE_FIXED__256_TABLE_LENGTH];
126extern const uint16_t armBitRevIndexTable_fixed_512[ARMBITREVINDEXTABLE_FIXED__512_TABLE_LENGTH];
127extern const uint16_t armBitRevIndexTable_fixed_1024[ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH];
128extern const uint16_t armBitRevIndexTable_fixed_2048[ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH];
129extern const uint16_t armBitRevIndexTable_fixed_4096[ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH];
130
131/* Tables for Fast Math Sine and Cosine */
132extern const float32_t sinTable_f32[FAST_MATH_TABLE_SIZE + 1];
133extern const q31_t sinTable_q31[FAST_MATH_TABLE_SIZE + 1];
134extern const q15_t sinTable_q15[FAST_MATH_TABLE_SIZE + 1];
135
136#endif /* ARM_COMMON_TABLES_H */
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