/* ---------------------------------------------------------------------- * Project: CMSIS DSP Library * Title: arm_const_structs.c * Description: Constant structs that are initialized for user convenience. * For example, some can be given as arguments to the arm_cfft_f32() or arm_rfft_f32() functions. * * $Date: 27. January 2017 * $Revision: V.1.5.1 * * Target Processor: Cortex-M cores * -------------------------------------------------------------------- */ /* * Copyright (C) 2010-2017 ARM Limited or its affiliates. All rights reserved. * * SPDX-License-Identifier: Apache-2.0 * * Licensed under the Apache License, Version 2.0 (the License); you may * not use this file except in compliance with the License. * You may obtain a copy of the License at * * www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an AS IS BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ #include "arm_const_structs.h" /* Floating-point structs */ const arm_cfft_instance_f32 arm_cfft_sR_f32_len16 = { 16, twiddleCoef_16, armBitRevIndexTable16, ARMBITREVINDEXTABLE_16_TABLE_LENGTH }; const arm_cfft_instance_f32 arm_cfft_sR_f32_len32 = { 32, twiddleCoef_32, armBitRevIndexTable32, ARMBITREVINDEXTABLE_32_TABLE_LENGTH }; const arm_cfft_instance_f32 arm_cfft_sR_f32_len64 = { 64, twiddleCoef_64, armBitRevIndexTable64, ARMBITREVINDEXTABLE_64_TABLE_LENGTH }; const arm_cfft_instance_f32 arm_cfft_sR_f32_len128 = { 128, twiddleCoef_128, armBitRevIndexTable128, ARMBITREVINDEXTABLE_128_TABLE_LENGTH }; const arm_cfft_instance_f32 arm_cfft_sR_f32_len256 = { 256, twiddleCoef_256, armBitRevIndexTable256, ARMBITREVINDEXTABLE_256_TABLE_LENGTH }; const arm_cfft_instance_f32 arm_cfft_sR_f32_len512 = { 512, twiddleCoef_512, armBitRevIndexTable512, ARMBITREVINDEXTABLE_512_TABLE_LENGTH }; const arm_cfft_instance_f32 arm_cfft_sR_f32_len1024 = { 1024, twiddleCoef_1024, armBitRevIndexTable1024, ARMBITREVINDEXTABLE_1024_TABLE_LENGTH }; const arm_cfft_instance_f32 arm_cfft_sR_f32_len2048 = { 2048, twiddleCoef_2048, armBitRevIndexTable2048, ARMBITREVINDEXTABLE_2048_TABLE_LENGTH }; const arm_cfft_instance_f32 arm_cfft_sR_f32_len4096 = { 4096, twiddleCoef_4096, armBitRevIndexTable4096, ARMBITREVINDEXTABLE_4096_TABLE_LENGTH }; /* Fixed-point structs */ const arm_cfft_instance_q31 arm_cfft_sR_q31_len16 = { 16, twiddleCoef_16_q31, armBitRevIndexTable_fixed_16, ARMBITREVINDEXTABLE_FIXED_16_TABLE_LENGTH }; const arm_cfft_instance_q31 arm_cfft_sR_q31_len32 = { 32, twiddleCoef_32_q31, armBitRevIndexTable_fixed_32, ARMBITREVINDEXTABLE_FIXED_32_TABLE_LENGTH }; const arm_cfft_instance_q31 arm_cfft_sR_q31_len64 = { 64, twiddleCoef_64_q31, armBitRevIndexTable_fixed_64, ARMBITREVINDEXTABLE_FIXED_64_TABLE_LENGTH }; const arm_cfft_instance_q31 arm_cfft_sR_q31_len128 = { 128, twiddleCoef_128_q31, armBitRevIndexTable_fixed_128, ARMBITREVINDEXTABLE_FIXED_128_TABLE_LENGTH }; const arm_cfft_instance_q31 arm_cfft_sR_q31_len256 = { 256, twiddleCoef_256_q31, armBitRevIndexTable_fixed_256, ARMBITREVINDEXTABLE_FIXED_256_TABLE_LENGTH }; const arm_cfft_instance_q31 arm_cfft_sR_q31_len512 = { 512, twiddleCoef_512_q31, armBitRevIndexTable_fixed_512, ARMBITREVINDEXTABLE_FIXED_512_TABLE_LENGTH }; const arm_cfft_instance_q31 arm_cfft_sR_q31_len1024 = { 1024, twiddleCoef_1024_q31, armBitRevIndexTable_fixed_1024, ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH }; const arm_cfft_instance_q31 arm_cfft_sR_q31_len2048 = { 2048, twiddleCoef_2048_q31, armBitRevIndexTable_fixed_2048, ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH }; const arm_cfft_instance_q31 arm_cfft_sR_q31_len4096 = { 4096, twiddleCoef_4096_q31, armBitRevIndexTable_fixed_4096, ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH }; const arm_cfft_instance_q15 arm_cfft_sR_q15_len16 = { 16, twiddleCoef_16_q15, armBitRevIndexTable_fixed_16, ARMBITREVINDEXTABLE_FIXED_16_TABLE_LENGTH }; const arm_cfft_instance_q15 arm_cfft_sR_q15_len32 = { 32, twiddleCoef_32_q15, armBitRevIndexTable_fixed_32, ARMBITREVINDEXTABLE_FIXED_32_TABLE_LENGTH }; const arm_cfft_instance_q15 arm_cfft_sR_q15_len64 = { 64, twiddleCoef_64_q15, armBitRevIndexTable_fixed_64, ARMBITREVINDEXTABLE_FIXED_64_TABLE_LENGTH }; const arm_cfft_instance_q15 arm_cfft_sR_q15_len128 = { 128, twiddleCoef_128_q15, armBitRevIndexTable_fixed_128, ARMBITREVINDEXTABLE_FIXED_128_TABLE_LENGTH }; const arm_cfft_instance_q15 arm_cfft_sR_q15_len256 = { 256, twiddleCoef_256_q15, armBitRevIndexTable_fixed_256, ARMBITREVINDEXTABLE_FIXED_256_TABLE_LENGTH }; const arm_cfft_instance_q15 arm_cfft_sR_q15_len512 = { 512, twiddleCoef_512_q15, armBitRevIndexTable_fixed_512, ARMBITREVINDEXTABLE_FIXED_512_TABLE_LENGTH }; const arm_cfft_instance_q15 arm_cfft_sR_q15_len1024 = { 1024, twiddleCoef_1024_q15, armBitRevIndexTable_fixed_1024, ARMBITREVINDEXTABLE_FIXED_1024_TABLE_LENGTH }; const arm_cfft_instance_q15 arm_cfft_sR_q15_len2048 = { 2048, twiddleCoef_2048_q15, armBitRevIndexTable_fixed_2048, ARMBITREVINDEXTABLE_FIXED_2048_TABLE_LENGTH }; const arm_cfft_instance_q15 arm_cfft_sR_q15_len4096 = { 4096, twiddleCoef_4096_q15, armBitRevIndexTable_fixed_4096, ARMBITREVINDEXTABLE_FIXED_4096_TABLE_LENGTH }; /* Structure for real-value inputs */ /* Floating-point structs */ const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len32 = { { 16, twiddleCoef_32, armBitRevIndexTable32, ARMBITREVINDEXTABLE_16_TABLE_LENGTH }, 32u, (float32_t *)twiddleCoef_rfft_32 }; const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len64 = { { 32, twiddleCoef_32, armBitRevIndexTable32, ARMBITREVINDEXTABLE_32_TABLE_LENGTH }, 64u, (float32_t *)twiddleCoef_rfft_64 }; const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len128 = { { 64, twiddleCoef_64, armBitRevIndexTable64, ARMBITREVINDEXTABLE_64_TABLE_LENGTH }, 128u, (float32_t *)twiddleCoef_rfft_128 }; const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len256 = { { 128, twiddleCoef_128, armBitRevIndexTable128, ARMBITREVINDEXTABLE_128_TABLE_LENGTH }, 256u, (float32_t *)twiddleCoef_rfft_256 }; const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len512 = { { 256, twiddleCoef_256, armBitRevIndexTable256, ARMBITREVINDEXTABLE_256_TABLE_LENGTH }, 512u, (float32_t *)twiddleCoef_rfft_512 }; const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len1024 = { { 512, twiddleCoef_512, armBitRevIndexTable512, ARMBITREVINDEXTABLE_512_TABLE_LENGTH }, 1024u, (float32_t *)twiddleCoef_rfft_1024 }; const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len2048 = { { 1024, twiddleCoef_1024, armBitRevIndexTable1024, ARMBITREVINDEXTABLE_1024_TABLE_LENGTH }, 2048u, (float32_t *)twiddleCoef_rfft_2048 }; const arm_rfft_fast_instance_f32 arm_rfft_fast_sR_f32_len4096 = { { 2048, twiddleCoef_2048, armBitRevIndexTable2048, ARMBITREVINDEXTABLE_2048_TABLE_LENGTH }, 4096u, (float32_t *)twiddleCoef_rfft_4096 }; /* Fixed-point structs */ /* q31_t */ extern const q31_t realCoefAQ31[8192]; extern const q31_t realCoefBQ31[8192]; const arm_rfft_instance_q31 arm_rfft_sR_q31_len32 = { 32u, 0, 1, 256u, (q31_t*)realCoefAQ31, (q31_t*)realCoefBQ31, &arm_cfft_sR_q31_len16 }; const arm_rfft_instance_q31 arm_rfft_sR_q31_len64 = { 64u, 0, 1, 128u, (q31_t*)realCoefAQ31, (q31_t*)realCoefBQ31, &arm_cfft_sR_q31_len32 }; const arm_rfft_instance_q31 arm_rfft_sR_q31_len128 = { 128u, 0, 1, 64u, (q31_t*)realCoefAQ31, (q31_t*)realCoefBQ31, &arm_cfft_sR_q31_len64 }; const arm_rfft_instance_q31 arm_rfft_sR_q31_len256 = { 256u, 0, 1, 32u, (q31_t*)realCoefAQ31, (q31_t*)realCoefBQ31, &arm_cfft_sR_q31_len128 }; const arm_rfft_instance_q31 arm_rfft_sR_q31_len512 = { 512u, 0, 1, 16u, (q31_t*)realCoefAQ31, (q31_t*)realCoefBQ31, &arm_cfft_sR_q31_len256 }; const arm_rfft_instance_q31 arm_rfft_sR_q31_len1024 = { 1024u, 0, 1, 8u, (q31_t*)realCoefAQ31, (q31_t*)realCoefBQ31, &arm_cfft_sR_q31_len512 }; const arm_rfft_instance_q31 arm_rfft_sR_q31_len2048 = { 2048u, 0, 1, 4u, (q31_t*)realCoefAQ31, (q31_t*)realCoefBQ31, &arm_cfft_sR_q31_len1024 }; const arm_rfft_instance_q31 arm_rfft_sR_q31_len4096 = { 4096u, 0, 1, 2u, (q31_t*)realCoefAQ31, (q31_t*)realCoefBQ31, &arm_cfft_sR_q31_len2048 }; const arm_rfft_instance_q31 arm_rfft_sR_q31_len8192 = { 8192u, 0, 1, 1u, (q31_t*)realCoefAQ31, (q31_t*)realCoefBQ31, &arm_cfft_sR_q31_len4096 }; /* q15_t */ extern const q15_t realCoefAQ15[8192]; extern const q15_t realCoefBQ15[8192]; const arm_rfft_instance_q15 arm_rfft_sR_q15_len32 = { 32u, 0, 1, 256u, (q15_t*)realCoefAQ15, (q15_t*)realCoefBQ15, &arm_cfft_sR_q15_len16 }; const arm_rfft_instance_q15 arm_rfft_sR_q15_len64 = { 64u, 0, 1, 128u, (q15_t*)realCoefAQ15, (q15_t*)realCoefBQ15, &arm_cfft_sR_q15_len32 }; const arm_rfft_instance_q15 arm_rfft_sR_q15_len128 = { 128u, 0, 1, 64u, (q15_t*)realCoefAQ15, (q15_t*)realCoefBQ15, &arm_cfft_sR_q15_len64 }; const arm_rfft_instance_q15 arm_rfft_sR_q15_len256 = { 256u, 0, 1, 32u, (q15_t*)realCoefAQ15, (q15_t*)realCoefBQ15, &arm_cfft_sR_q15_len128 }; const arm_rfft_instance_q15 arm_rfft_sR_q15_len512 = { 512u, 0, 1, 16u, (q15_t*)realCoefAQ15, (q15_t*)realCoefBQ15, &arm_cfft_sR_q15_len256 }; const arm_rfft_instance_q15 arm_rfft_sR_q15_len1024 = { 1024u, 0, 1, 8u, (q15_t*)realCoefAQ15, (q15_t*)realCoefBQ15, &arm_cfft_sR_q15_len512 }; const arm_rfft_instance_q15 arm_rfft_sR_q15_len2048 = { 2048u, 0, 1, 4u, (q15_t*)realCoefAQ15, (q15_t*)realCoefBQ15, &arm_cfft_sR_q15_len1024 }; const arm_rfft_instance_q15 arm_rfft_sR_q15_len4096 = { 4096u, 0, 1, 2u, (q15_t*)realCoefAQ15, (q15_t*)realCoefBQ15, &arm_cfft_sR_q15_len2048 }; const arm_rfft_instance_q15 arm_rfft_sR_q15_len8192 = { 8192u, 0, 1, 1u, (q15_t*)realCoefAQ15, (q15_t*)realCoefBQ15, &arm_cfft_sR_q15_len4096 };