Joep D / CMSIS_DSP_5

The CMSIS DSP 5 library

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headers/arm_common_tables.h@3:4098b9d3d571, 2018-06-21 (annotated)

Committer:
xorjoep
Date:
Thu Jun 21 11:56:27 2018 +0000
Revision:
3:4098b9d3d571
Parent:
1:24714b45cd1b 
headers is a folder not a library

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xorjoep 1:24714b45cd1b 1 /* ----------------------------------------------------------------------
xorjoep 1:24714b45cd1b 2 * Project: CMSIS DSP Library
xorjoep 1:24714b45cd1b 3 * Title: arm_common_tables.h
xorjoep 1:24714b45cd1b 4 * Description: Extern declaration for common tables
xorjoep 1:24714b45cd1b 5 *
xorjoep 1:24714b45cd1b 6 * $Date: 27. January 2017
xorjoep 1:24714b45cd1b 7 * $Revision: V.1.5.1
xorjoep 1:24714b45cd1b 8 *
xorjoep 1:24714b45cd1b 9 * Target Processor: Cortex-M cores
xorjoep 1:24714b45cd1b 10 * -------------------------------------------------------------------- */
xorjoep 1:24714b45cd1b 11 /*
xorjoep 1:24714b45cd1b 12 * Copyright (C) 2010-2017 ARM Limited or its affiliates. All rights reserved.
xorjoep 1:24714b45cd1b 13 *
xorjoep 1:24714b45cd1b 14 * SPDX-License-Identifier: Apache-2.0
xorjoep 1:24714b45cd1b 15 *
xorjoep 1:24714b45cd1b 16 * Licensed under the Apache License, Version 2.0 (the License); you may
xorjoep 1:24714b45cd1b 17 * not use this file except in compliance with the License.
xorjoep 1:24714b45cd1b 18 * You may obtain a copy of the License at
xorjoep 1:24714b45cd1b 19 *
xorjoep 1:24714b45cd1b 20 * www.apache.org/licenses/LICENSE-2.0
xorjoep 1:24714b45cd1b 21 *
xorjoep 1:24714b45cd1b 22 * Unless required by applicable law or agreed to in writing, software
xorjoep 1:24714b45cd1b 23 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
xorjoep 1:24714b45cd1b 24 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
xorjoep 1:24714b45cd1b 25 * See the License for the specific language governing permissions and
xorjoep 1:24714b45cd1b 26 * limitations under the License.
xorjoep 1:24714b45cd1b 27 */
xorjoep 1:24714b45cd1b 28
xorjoep 1:24714b45cd1b 29 #ifndef _ARM_COMMON_TABLES_H
xorjoep 1:24714b45cd1b 30 #define _ARM_COMMON_TABLES_H
xorjoep 1:24714b45cd1b 31
xorjoep 1:24714b45cd1b 32 #include "arm_math.h"
xorjoep 1:24714b45cd1b 33
xorjoep 1:24714b45cd1b 34 extern const uint16_t armBitRevTable[1024];
xorjoep 1:24714b45cd1b 35 extern const q15_t armRecipTableQ15[64];
xorjoep 1:24714b45cd1b 36 extern const q31_t armRecipTableQ31[64];
xorjoep 1:24714b45cd1b 37 extern const float32_t twiddleCoef_16[32];
xorjoep 1:24714b45cd1b 38 extern const float32_t twiddleCoef_32[64];
xorjoep 1:24714b45cd1b 39 extern const float32_t twiddleCoef_64[128];
xorjoep 1:24714b45cd1b 40 extern const float32_t twiddleCoef_128[256];
xorjoep 1:24714b45cd1b 41 extern const float32_t twiddleCoef_256[512];
xorjoep 1:24714b45cd1b 42 extern const float32_t twiddleCoef_512[1024];
xorjoep 1:24714b45cd1b 43 extern const float32_t twiddleCoef_1024[2048];
xorjoep 1:24714b45cd1b 44 extern const float32_t twiddleCoef_2048[4096];
xorjoep 1:24714b45cd1b 45 extern const float32_t twiddleCoef_4096[8192];
xorjoep 1:24714b45cd1b 46 #define twiddleCoef twiddleCoef_4096
xorjoep 1:24714b45cd1b 47 extern const q31_t twiddleCoef_16_q31[24];
xorjoep 1:24714b45cd1b 48 extern const q31_t twiddleCoef_32_q31[48];
xorjoep 1:24714b45cd1b 49 extern const q31_t twiddleCoef_64_q31[96];
xorjoep 1:24714b45cd1b 50 extern const q31_t twiddleCoef_128_q31[192];
xorjoep 1:24714b45cd1b 51 extern const q31_t twiddleCoef_256_q31[384];
xorjoep 1:24714b45cd1b 52 extern const q31_t twiddleCoef_512_q31[768];
xorjoep 1:24714b45cd1b 53 extern const q31_t twiddleCoef_1024_q31[1536];
xorjoep 1:24714b45cd1b 54 extern const q31_t twiddleCoef_2048_q31[3072];
xorjoep 1:24714b45cd1b 55 extern const q31_t twiddleCoef_4096_q31[6144];
xorjoep 1:24714b45cd1b 56 extern const q15_t twiddleCoef_16_q15[24];
xorjoep 1:24714b45cd1b 57 extern const q15_t twiddleCoef_32_q15[48];
xorjoep 1:24714b45cd1b 58 extern const q15_t twiddleCoef_64_q15[96];
xorjoep 1:24714b45cd1b 59 extern const q15_t twiddleCoef_128_q15[192];
xorjoep 1:24714b45cd1b 60 extern const q15_t twiddleCoef_256_q15[384];
xorjoep 1:24714b45cd1b 61 extern const q15_t twiddleCoef_512_q15[768];
xorjoep 1:24714b45cd1b 62 extern const q15_t twiddleCoef_1024_q15[1536];
xorjoep 1:24714b45cd1b 63 extern const q15_t twiddleCoef_2048_q15[3072];
xorjoep 1:24714b45cd1b 64 extern const q15_t twiddleCoef_4096_q15[6144];
xorjoep 1:24714b45cd1b 65 extern const float32_t twiddleCoef_rfft_32[32];
xorjoep 1:24714b45cd1b 66 extern const float32_t twiddleCoef_rfft_64[64];
xorjoep 1:24714b45cd1b 67 extern const float32_t twiddleCoef_rfft_128[128];
xorjoep 1:24714b45cd1b 68 extern const float32_t twiddleCoef_rfft_256[256];
xorjoep 1:24714b45cd1b 69 extern const float32_t twiddleCoef_rfft_512[512];
xorjoep 1:24714b45cd1b 70 extern const float32_t twiddleCoef_rfft_1024[1024];
xorjoep 1:24714b45cd1b 71 extern const float32_t twiddleCoef_rfft_2048[2048];
xorjoep 1:24714b45cd1b 72 extern const float32_t twiddleCoef_rfft_4096[4096];
xorjoep 1:24714b45cd1b 73
xorjoep 1:24714b45cd1b 74 /* floating-point bit reversal tables */
xorjoep 1:24714b45cd1b 75 #define ARMBITREVINDEXTABLE_16_TABLE_LENGTH ((uint16_t)20)
xorjoep 1:24714b45cd1b 76 #define ARMBITREVINDEXTABLE_32_TABLE_LENGTH ((uint16_t)48)
xorjoep 1:24714b45cd1b 77 #define ARMBITREVINDEXTABLE_64_TABLE_LENGTH ((uint16_t)56)
xorjoep 1:24714b45cd1b 78 #define ARMBITREVINDEXTABLE_128_TABLE_LENGTH ((uint16_t)208)
xorjoep 1:24714b45cd1b 79 #define ARMBITREVINDEXTABLE_256_TABLE_LENGTH ((uint16_t)440)
xorjoep 1:24714b45cd1b 80 #define ARMBITREVINDEXTABLE_512_TABLE_LENGTH ((uint16_t)448)
xorjoep 1:24714b45cd1b 81 #define ARMBITREVINDEXTABLE_1024_TABLE_LENGTH ((uint16_t)1800)
xorjoep 1:24714b45cd1b 82 #define ARMBITREVINDEXTABLE_2048_TABLE_LENGTH ((uint16_t)3808)
xorjoep 1:24714b45cd1b 83 #define ARMBITREVINDEXTABLE_4096_TABLE_LENGTH ((uint16_t)4032)
xorjoep 1:24714b45cd1b 84
xorjoep 1:24714b45cd1b 85 extern const uint16_t armBitRevIndexTable16[ARMBITREVINDEXTABLE_16_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 86 extern const uint16_t armBitRevIndexTable32[ARMBITREVINDEXTABLE_32_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 87 extern const uint16_t armBitRevIndexTable64[ARMBITREVINDEXTABLE_64_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 88 extern const uint16_t armBitRevIndexTable128[ARMBITREVINDEXTABLE_128_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 89 extern const uint16_t armBitRevIndexTable256[ARMBITREVINDEXTABLE_256_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 90 extern const uint16_t armBitRevIndexTable512[ARMBITREVINDEXTABLE_512_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 91 extern const uint16_t armBitRevIndexTable1024[ARMBITREVINDEXTABLE_1024_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 92 extern const uint16_t armBitRevIndexTable2048[ARMBITREVINDEXTABLE_2048_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 93 extern const uint16_t armBitRevIndexTable4096[ARMBITREVINDEXTABLE_4096_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 94
xorjoep 1:24714b45cd1b 95 /* fixed-point bit reversal tables */
xorjoep 1:24714b45cd1b 96 #define ARMBITREVINDEXTABLE_FIXED_16_TABLE_LENGTH ((uint16_t)12)
xorjoep 1:24714b45cd1b 97 #define ARMBITREVINDEXTABLE_FIXED_32_TABLE_LENGTH ((uint16_t)24)
xorjoep 1:24714b45cd1b 98 #define ARMBITREVINDEXTABLE_FIXED_64_TABLE_LENGTH ((uint16_t)56)
xorjoep 1:24714b45cd1b 99 #define ARMBITREVINDEXTABLE_FIXED_128_TABLE_LENGTH ((uint16_t)112)
xorjoep 1:24714b45cd1b 100 #define ARMBITREVINDEXTABLE_FIXED_256_TABLE_LENGTH ((uint16_t)240)
xorjoep 1:24714b45cd1b 101 #define ARMBITREVINDEXTABLE_FIXED_512_TABLE_LENGTH ((uint16_t)480)
xorjoep 1:24714b45cd1b 102 #define ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH ((uint16_t)992)
xorjoep 1:24714b45cd1b 103 #define ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH ((uint16_t)1984)
xorjoep 1:24714b45cd1b 104 #define ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH ((uint16_t)4032)
xorjoep 1:24714b45cd1b 105
xorjoep 1:24714b45cd1b 106 extern const uint16_t armBitRevIndexTable_fixed_16[ARMBITREVINDEXTABLE_FIXED_16_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 107 extern const uint16_t armBitRevIndexTable_fixed_32[ARMBITREVINDEXTABLE_FIXED_32_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 108 extern const uint16_t armBitRevIndexTable_fixed_64[ARMBITREVINDEXTABLE_FIXED_64_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 109 extern const uint16_t armBitRevIndexTable_fixed_128[ARMBITREVINDEXTABLE_FIXED_128_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 110 extern const uint16_t armBitRevIndexTable_fixed_256[ARMBITREVINDEXTABLE_FIXED_256_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 111 extern const uint16_t armBitRevIndexTable_fixed_512[ARMBITREVINDEXTABLE_FIXED_512_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 112 extern const uint16_t armBitRevIndexTable_fixed_1024[ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 113 extern const uint16_t armBitRevIndexTable_fixed_2048[ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 114 extern const uint16_t armBitRevIndexTable_fixed_4096[ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH];
xorjoep 1:24714b45cd1b 115
xorjoep 1:24714b45cd1b 116 /* Tables for Fast Math Sine and Cosine */
xorjoep 1:24714b45cd1b 117 extern const float32_t sinTable_f32[FAST_MATH_TABLE_SIZE + 1];
xorjoep 1:24714b45cd1b 118 extern const q31_t sinTable_q31[FAST_MATH_TABLE_SIZE + 1];
xorjoep 1:24714b45cd1b 119 extern const q15_t sinTable_q15[FAST_MATH_TABLE_SIZE + 1];
xorjoep 1:24714b45cd1b 120
xorjoep 1:24714b45cd1b 121 #endif /* ARM_COMMON_TABLES_H */