1 /* ----------------------------------------------------------------------
2 * Project: CMSIS DSP Library
3 * Title: arm_const_structs.c
4 * Description: Constant structs that are initialized for user convenience.
5 * For example, some can be given as arguments to the arm_cfft_f32() or arm_rfft_f32() functions.
7 * $Date: 27. January 2017
10 * Target Processor: Cortex-M cores
11 * -------------------------------------------------------------------- */
13 * Copyright (C) 2010-2017 ARM Limited or its affiliates. All rights reserved.
15 * SPDX-License-Identifier: Apache-2.0
17 * Licensed under the Apache License, Version 2.0 (the License); you may
18 * not use this file except in compliance with the License.
19 * You may obtain a copy of the License at
21 * www.apache.org/licenses/LICENSE-2.0
23 * Unless required by applicable law or agreed to in writing, software
24 * distributed under the License is distributed on an AS IS BASIS, WITHOUT
25 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
26 * See the License for the specific language governing permissions and
27 * limitations under the License.
30 #include "arm_const_structs.h"
32 /* Floating-point structs */
33 const arm_cfft_instance_f32 arm_cfft_sR_f32_len16
= {
34 16, twiddleCoef_16
, armBitRevIndexTable16
, ARMBITREVINDEXTABLE_16_TABLE_LENGTH
37 const arm_cfft_instance_f32 arm_cfft_sR_f32_len32
= {
38 32, twiddleCoef_32
, armBitRevIndexTable32
, ARMBITREVINDEXTABLE_32_TABLE_LENGTH
41 const arm_cfft_instance_f32 arm_cfft_sR_f32_len64
= {
42 64, twiddleCoef_64
, armBitRevIndexTable64
, ARMBITREVINDEXTABLE_64_TABLE_LENGTH
45 const arm_cfft_instance_f32 arm_cfft_sR_f32_len128
= {
46 128, twiddleCoef_128
, armBitRevIndexTable128
, ARMBITREVINDEXTABLE_128_TABLE_LENGTH
49 const arm_cfft_instance_f32 arm_cfft_sR_f32_len256
= {
50 256, twiddleCoef_256
, armBitRevIndexTable256
, ARMBITREVINDEXTABLE_256_TABLE_LENGTH
53 const arm_cfft_instance_f32 arm_cfft_sR_f32_len512
= {
54 512, twiddleCoef_512
, armBitRevIndexTable512
, ARMBITREVINDEXTABLE_512_TABLE_LENGTH
57 const arm_cfft_instance_f32 arm_cfft_sR_f32_len1024
= {
58 1024, twiddleCoef_1024
, armBitRevIndexTable1024
, ARMBITREVINDEXTABLE_1024_TABLE_LENGTH
61 const arm_cfft_instance_f32 arm_cfft_sR_f32_len2048
= {
62 2048, twiddleCoef_2048
, armBitRevIndexTable2048
, ARMBITREVINDEXTABLE_2048_TABLE_LENGTH
65 const arm_cfft_instance_f32 arm_cfft_sR_f32_len4096
= {
66 4096, twiddleCoef_4096
, armBitRevIndexTable4096
, ARMBITREVINDEXTABLE_4096_TABLE_LENGTH
69 /* Fixed-point structs */
70 const arm_cfft_instance_q31 arm_cfft_sR_q31_len16
= {
71 16, twiddleCoef_16_q31
, armBitRevIndexTable_fixed_16
, ARMBITREVINDEXTABLE_FIXED_16_TABLE_LENGTH
74 const arm_cfft_instance_q31 arm_cfft_sR_q31_len32
= {
75 32, twiddleCoef_32_q31
, armBitRevIndexTable_fixed_32
, ARMBITREVINDEXTABLE_FIXED_32_TABLE_LENGTH
78 const arm_cfft_instance_q31 arm_cfft_sR_q31_len64
= {
79 64, twiddleCoef_64_q31
, armBitRevIndexTable_fixed_64
, ARMBITREVINDEXTABLE_FIXED_64_TABLE_LENGTH
82 const arm_cfft_instance_q31 arm_cfft_sR_q31_len128
= {
83 128, twiddleCoef_128_q31
, armBitRevIndexTable_fixed_128
, ARMBITREVINDEXTABLE_FIXED_128_TABLE_LENGTH
86 const arm_cfft_instance_q31 arm_cfft_sR_q31_len256
= {
87 256, twiddleCoef_256_q31
, armBitRevIndexTable_fixed_256
, ARMBITREVINDEXTABLE_FIXED_256_TABLE_LENGTH
90 const arm_cfft_instance_q31 arm_cfft_sR_q31_len512
= {
91 512, twiddleCoef_512_q31
, armBitRevIndexTable_fixed_512
, ARMBITREVINDEXTABLE_FIXED_512_TABLE_LENGTH
94 const arm_cfft_instance_q31 arm_cfft_sR_q31_len1024
= {
95 1024, twiddleCoef_1024_q31
, armBitRevIndexTable_fixed_1024
, ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH
98 const arm_cfft_instance_q31 arm_cfft_sR_q31_len2048
= {
99 2048, twiddleCoef_2048_q31
, armBitRevIndexTable_fixed_2048
, ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH
102 const arm_cfft_instance_q31 arm_cfft_sR_q31_len4096
= {
103 4096, twiddleCoef_4096_q31
, armBitRevIndexTable_fixed_4096
, ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH
106 const arm_cfft_instance_q15 arm_cfft_sR_q15_len16
= {
107 16, twiddleCoef_16_q15
, armBitRevIndexTable_fixed_16
, ARMBITREVINDEXTABLE_FIXED_16_TABLE_LENGTH
110 const arm_cfft_instance_q15 arm_cfft_sR_q15_len32
= {
111 32, twiddleCoef_32_q15
, armBitRevIndexTable_fixed_32
, ARMBITREVINDEXTABLE_FIXED_32_TABLE_LENGTH
114 const arm_cfft_instance_q15 arm_cfft_sR_q15_len64
= {
115 64, twiddleCoef_64_q15
, armBitRevIndexTable_fixed_64
, ARMBITREVINDEXTABLE_FIXED_64_TABLE_LENGTH
118 const arm_cfft_instance_q15 arm_cfft_sR_q15_len128
= {
119 128, twiddleCoef_128_q15
, armBitRevIndexTable_fixed_128
, ARMBITREVINDEXTABLE_FIXED_128_TABLE_LENGTH
122 const arm_cfft_instance_q15 arm_cfft_sR_q15_len256
= {
123 256, twiddleCoef_256_q15
, armBitRevIndexTable_fixed_256
, ARMBITREVINDEXTABLE_FIXED_256_TABLE_LENGTH
126 const arm_cfft_instance_q15 arm_cfft_sR_q15_len512
= {
127 512, twiddleCoef_512_q15
, armBitRevIndexTable_fixed_512
, ARMBITREVINDEXTABLE_FIXED_512_TABLE_LENGTH
130 const arm_cfft_instance_q15 arm_cfft_sR_q15_len1024
= {
131 1024, twiddleCoef_1024_q15
, armBitRevIndexTable_fixed_1024
, ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH
134 const arm_cfft_instance_q15 arm_cfft_sR_q15_len2048
= {
135 2048, twiddleCoef_2048_q15
, armBitRevIndexTable_fixed_2048
, ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH
138 const arm_cfft_instance_q15 arm_cfft_sR_q15_len4096
= {
139 4096, twiddleCoef_4096_q15
, armBitRevIndexTable_fixed_4096
, ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH
142 /* Structure for real-value inputs */
143 /* Floating-point structs */
144 const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len32
= {
145 { 16, twiddleCoef_32
, armBitRevIndexTable32
, ARMBITREVINDEXTABLE_16_TABLE_LENGTH
},
147 (float32_t
*)twiddleCoef_rfft_32
150 const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len64
= {
151 { 32, twiddleCoef_32
, armBitRevIndexTable32
, ARMBITREVINDEXTABLE_32_TABLE_LENGTH
},
153 (float32_t
*)twiddleCoef_rfft_64
156 const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len128
= {
157 { 64, twiddleCoef_64
, armBitRevIndexTable64
, ARMBITREVINDEXTABLE_64_TABLE_LENGTH
},
159 (float32_t
*)twiddleCoef_rfft_128
162 const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len256
= {
163 { 128, twiddleCoef_128
, armBitRevIndexTable128
, ARMBITREVINDEXTABLE_128_TABLE_LENGTH
},
165 (float32_t
*)twiddleCoef_rfft_256
168 const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len512
= {
169 { 256, twiddleCoef_256
, armBitRevIndexTable256
, ARMBITREVINDEXTABLE_256_TABLE_LENGTH
},
171 (float32_t
*)twiddleCoef_rfft_512
174 const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len1024
= {
175 { 512, twiddleCoef_512
, armBitRevIndexTable512
, ARMBITREVINDEXTABLE_512_TABLE_LENGTH
},
177 (float32_t
*)twiddleCoef_rfft_1024
180 const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len2048
= {
181 { 1024, twiddleCoef_1024
, armBitRevIndexTable1024
, ARMBITREVINDEXTABLE_1024_TABLE_LENGTH
},
183 (float32_t
*)twiddleCoef_rfft_2048
186 const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len4096
= {
187 { 2048, twiddleCoef_2048
, armBitRevIndexTable2048
, ARMBITREVINDEXTABLE_2048_TABLE_LENGTH
},
189 (float32_t
*)twiddleCoef_rfft_4096
192 /* Fixed-point structs */
194 extern const q31_t realCoefAQ31
[8192];
195 extern const q31_t realCoefBQ31
[8192];
197 const arm_rfft_instance_q31 arm_rfft_sR_q31_len32
= {
202 (q31_t
*)realCoefAQ31
,
203 (q31_t
*)realCoefBQ31
,
204 &arm_cfft_sR_q31_len16
207 const arm_rfft_instance_q31 arm_rfft_sR_q31_len64
= {
212 (q31_t
*)realCoefAQ31
,
213 (q31_t
*)realCoefBQ31
,
214 &arm_cfft_sR_q31_len32
217 const arm_rfft_instance_q31 arm_rfft_sR_q31_len128
= {
222 (q31_t
*)realCoefAQ31
,
223 (q31_t
*)realCoefBQ31
,
224 &arm_cfft_sR_q31_len64
227 const arm_rfft_instance_q31 arm_rfft_sR_q31_len256
= {
232 (q31_t
*)realCoefAQ31
,
233 (q31_t
*)realCoefBQ31
,
234 &arm_cfft_sR_q31_len128
237 const arm_rfft_instance_q31 arm_rfft_sR_q31_len512
= {
242 (q31_t
*)realCoefAQ31
,
243 (q31_t
*)realCoefBQ31
,
244 &arm_cfft_sR_q31_len256
247 const arm_rfft_instance_q31 arm_rfft_sR_q31_len1024
= {
252 (q31_t
*)realCoefAQ31
,
253 (q31_t
*)realCoefBQ31
,
254 &arm_cfft_sR_q31_len512
257 const arm_rfft_instance_q31 arm_rfft_sR_q31_len2048
= {
262 (q31_t
*)realCoefAQ31
,
263 (q31_t
*)realCoefBQ31
,
264 &arm_cfft_sR_q31_len1024
267 const arm_rfft_instance_q31 arm_rfft_sR_q31_len4096
= {
272 (q31_t
*)realCoefAQ31
,
273 (q31_t
*)realCoefBQ31
,
274 &arm_cfft_sR_q31_len2048
277 const arm_rfft_instance_q31 arm_rfft_sR_q31_len8192
= {
282 (q31_t
*)realCoefAQ31
,
283 (q31_t
*)realCoefBQ31
,
284 &arm_cfft_sR_q31_len4096
288 extern const q15_t realCoefAQ15
[8192];
289 extern const q15_t realCoefBQ15
[8192];
291 const arm_rfft_instance_q15 arm_rfft_sR_q15_len32
= {
296 (q15_t
*)realCoefAQ15
,
297 (q15_t
*)realCoefBQ15
,
298 &arm_cfft_sR_q15_len16
301 const arm_rfft_instance_q15 arm_rfft_sR_q15_len64
= {
306 (q15_t
*)realCoefAQ15
,
307 (q15_t
*)realCoefBQ15
,
308 &arm_cfft_sR_q15_len32
311 const arm_rfft_instance_q15 arm_rfft_sR_q15_len128
= {
316 (q15_t
*)realCoefAQ15
,
317 (q15_t
*)realCoefBQ15
,
318 &arm_cfft_sR_q15_len64
321 const arm_rfft_instance_q15 arm_rfft_sR_q15_len256
= {
326 (q15_t
*)realCoefAQ15
,
327 (q15_t
*)realCoefBQ15
,
328 &arm_cfft_sR_q15_len128
331 const arm_rfft_instance_q15 arm_rfft_sR_q15_len512
= {
336 (q15_t
*)realCoefAQ15
,
337 (q15_t
*)realCoefBQ15
,
338 &arm_cfft_sR_q15_len256
341 const arm_rfft_instance_q15 arm_rfft_sR_q15_len1024
= {
346 (q15_t
*)realCoefAQ15
,
347 (q15_t
*)realCoefBQ15
,
348 &arm_cfft_sR_q15_len512
351 const arm_rfft_instance_q15 arm_rfft_sR_q15_len2048
= {
356 (q15_t
*)realCoefAQ15
,
357 (q15_t
*)realCoefBQ15
,
358 &arm_cfft_sR_q15_len1024
361 const arm_rfft_instance_q15 arm_rfft_sR_q15_len4096
= {
366 (q15_t
*)realCoefAQ15
,
367 (q15_t
*)realCoefBQ15
,
368 &arm_cfft_sR_q15_len2048
371 const arm_rfft_instance_q15 arm_rfft_sR_q15_len8192
= {
376 (q15_t
*)realCoefAQ15
,
377 (q15_t
*)realCoefBQ15
,
378 &arm_cfft_sR_q15_len4096