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98 lines
3.9 KiB
C
98 lines
3.9 KiB
C
/* ----------------------------------------------------------------------
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* Project: CMSIS DSP Library
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* Title: arm_mve_tables.h
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* Description: common tables like fft twiddle factors, Bitreverse, reciprocal etc
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* used for MVE implementation only
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*
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* $Date: 08. January 2020
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* $Revision: V1.7.0
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*
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* Target Processor: Cortex-M cores
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* -------------------------------------------------------------------- */
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/*
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* Copyright (C) 2010-2020 ARM Limited or its affiliates. All rights reserved.
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the License); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an AS IS BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef _ARM_MVE_TABLES_H
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#define _ARM_MVE_TABLES_H
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#include "arm_math.h"
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#if defined(ARM_MATH_MVEF) && !defined(ARM_MATH_AUTOVECTORIZE)
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#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_FFT_ALLOW_TABLES)
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#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FFT_TABLES) || defined(ARM_TABLE_TWIDDLECOEF_F32_16) || defined(ARM_TABLE_TWIDDLECOEF_F32_32)
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extern uint32_t rearranged_twiddle_tab_stride1_arr_16[2];
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extern uint32_t rearranged_twiddle_tab_stride2_arr_16[2];
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extern uint32_t rearranged_twiddle_tab_stride3_arr_16[2];
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extern float32_t rearranged_twiddle_stride1_16[8];
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extern float32_t rearranged_twiddle_stride2_16[8];
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extern float32_t rearranged_twiddle_stride3_16[8];
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#endif
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#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FFT_TABLES) || defined(ARM_TABLE_TWIDDLECOEF_F32_64) || defined(ARM_TABLE_TWIDDLECOEF_F32_128)
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extern uint32_t rearranged_twiddle_tab_stride1_arr_64[3];
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extern uint32_t rearranged_twiddle_tab_stride2_arr_64[3];
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extern uint32_t rearranged_twiddle_tab_stride3_arr_64[3];
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extern float32_t rearranged_twiddle_stride1_64[40];
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extern float32_t rearranged_twiddle_stride2_64[40];
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extern float32_t rearranged_twiddle_stride3_64[40];
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#endif
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#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FFT_TABLES) || defined(ARM_TABLE_TWIDDLECOEF_F32_256) || defined(ARM_TABLE_TWIDDLECOEF_F32_512)
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extern uint32_t rearranged_twiddle_tab_stride1_arr_256[4];
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extern uint32_t rearranged_twiddle_tab_stride2_arr_256[4];
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extern uint32_t rearranged_twiddle_tab_stride3_arr_256[4];
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extern float32_t rearranged_twiddle_stride1_256[168];
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extern float32_t rearranged_twiddle_stride2_256[168];
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extern float32_t rearranged_twiddle_stride3_256[168];
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#endif
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#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FFT_TABLES) || defined(ARM_TABLE_TWIDDLECOEF_F32_1024) || defined(ARM_TABLE_TWIDDLECOEF_F32_2048)
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extern uint32_t rearranged_twiddle_tab_stride1_arr_1024[5];
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extern uint32_t rearranged_twiddle_tab_stride2_arr_1024[5];
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extern uint32_t rearranged_twiddle_tab_stride3_arr_1024[5];
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extern float32_t rearranged_twiddle_stride1_1024[680];
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extern float32_t rearranged_twiddle_stride2_1024[680];
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extern float32_t rearranged_twiddle_stride3_1024[680];
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#endif
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#if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FFT_TABLES) || defined(ARM_TABLE_TWIDDLECOEF_F32_4096) || defined(ARM_TABLE_TWIDDLECOEF_F32_8192)
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extern uint32_t rearranged_twiddle_tab_stride1_arr_4096[6];
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extern uint32_t rearranged_twiddle_tab_stride2_arr_4096[6];
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extern uint32_t rearranged_twiddle_tab_stride3_arr_4096[6];
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extern float32_t rearranged_twiddle_stride1_4096[2728];
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extern float32_t rearranged_twiddle_stride2_4096[2728];
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extern float32_t rearranged_twiddle_stride3_4096[2728];
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#endif
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#endif /* !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_FFT_ALLOW_TABLES) */
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#endif /* defined(ARM_MATH_MVEF) && !defined(ARM_MATH_AUTOVECTORIZE) */
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#endif /*_ARM_MVE_TABLES_H*/
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