arm_mve_tables_f16.h 4.2 KB

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  1. /* ----------------------------------------------------------------------
  2. * Project: CMSIS DSP Library
  3. * Title: arm_mve_tables_f16.h
  4. * Description: common tables like fft twiddle factors, Bitreverse, reciprocal etc
  5. * used for MVE implementation only
  6. *
  7. * @version V1.10.0
  8. * @date 04 October 2021
  9. *
  10. * Target Processor: Cortex-M and Cortex-A cores
  11. * -------------------------------------------------------------------- */
  12. /*
  13. * Copyright (C) 2010-2021 ARM Limited or its affiliates. All rights reserved.
  14. *
  15. * SPDX-License-Identifier: Apache-2.0
  16. *
  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
  20. *
  21. * www.apache.org/licenses/LICENSE-2.0
  22. *
  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.
  28. */
  29. #ifndef _ARM_MVE_TABLES_F16_H
  30. #define _ARM_MVE_TABLES_F16_H
  31. #include "arm_math_types_f16.h"
  32. #ifdef __cplusplus
  33. extern "C"
  34. {
  35. #endif
  36. #if defined(ARM_MATH_MVE_FLOAT16) && !defined(ARM_MATH_AUTOVECTORIZE)
  37. #if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_FFT_ALLOW_TABLES)
  38. #if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FFT_TABLES) || defined(ARM_TABLE_TWIDDLECOEF_F16_16) || defined(ARM_TABLE_TWIDDLECOEF_F16_32)
  39. extern uint32_t rearranged_twiddle_tab_stride1_arr_16_f16[2];
  40. extern uint32_t rearranged_twiddle_tab_stride2_arr_16_f16[2];
  41. extern uint32_t rearranged_twiddle_tab_stride3_arr_16_f16[2];
  42. extern float16_t rearranged_twiddle_stride1_16_f16[8];
  43. extern float16_t rearranged_twiddle_stride2_16_f16[8];
  44. extern float16_t rearranged_twiddle_stride3_16_f16[8];
  45. #endif
  46. #if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FFT_TABLES) || defined(ARM_TABLE_TWIDDLECOEF_F16_64) || defined(ARM_TABLE_TWIDDLECOEF_F16_128)
  47. extern uint32_t rearranged_twiddle_tab_stride1_arr_64_f16[3];
  48. extern uint32_t rearranged_twiddle_tab_stride2_arr_64_f16[3];
  49. extern uint32_t rearranged_twiddle_tab_stride3_arr_64_f16[3];
  50. extern float16_t rearranged_twiddle_stride1_64_f16[40];
  51. extern float16_t rearranged_twiddle_stride2_64_f16[40];
  52. extern float16_t rearranged_twiddle_stride3_64_f16[40];
  53. #endif
  54. #if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FFT_TABLES) || defined(ARM_TABLE_TWIDDLECOEF_F16_256) || defined(ARM_TABLE_TWIDDLECOEF_F16_512)
  55. extern uint32_t rearranged_twiddle_tab_stride1_arr_256_f16[4];
  56. extern uint32_t rearranged_twiddle_tab_stride2_arr_256_f16[4];
  57. extern uint32_t rearranged_twiddle_tab_stride3_arr_256_f16[4];
  58. extern float16_t rearranged_twiddle_stride1_256_f16[168];
  59. extern float16_t rearranged_twiddle_stride2_256_f16[168];
  60. extern float16_t rearranged_twiddle_stride3_256_f16[168];
  61. #endif
  62. #if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FFT_TABLES) || defined(ARM_TABLE_TWIDDLECOEF_F16_1024) || defined(ARM_TABLE_TWIDDLECOEF_F16_2048)
  63. extern uint32_t rearranged_twiddle_tab_stride1_arr_1024_f16[5];
  64. extern uint32_t rearranged_twiddle_tab_stride2_arr_1024_f16[5];
  65. extern uint32_t rearranged_twiddle_tab_stride3_arr_1024_f16[5];
  66. extern float16_t rearranged_twiddle_stride1_1024_f16[680];
  67. extern float16_t rearranged_twiddle_stride2_1024_f16[680];
  68. extern float16_t rearranged_twiddle_stride3_1024_f16[680];
  69. #endif
  70. #if !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_ALL_FFT_TABLES) || defined(ARM_TABLE_TWIDDLECOEF_F16_4096) || defined(ARM_TABLE_TWIDDLECOEF_F16_8192)
  71. extern uint32_t rearranged_twiddle_tab_stride1_arr_4096_f16[6];
  72. extern uint32_t rearranged_twiddle_tab_stride2_arr_4096_f16[6];
  73. extern uint32_t rearranged_twiddle_tab_stride3_arr_4096_f16[6];
  74. extern float16_t rearranged_twiddle_stride1_4096_f16[2728];
  75. extern float16_t rearranged_twiddle_stride2_4096_f16[2728];
  76. extern float16_t rearranged_twiddle_stride3_4096_f16[2728];
  77. #endif
  78. #endif /* !defined(ARM_DSP_CONFIG_TABLES) || defined(ARM_FFT_ALLOW_TABLES) */
  79. #endif /* defined(ARM_MATH_MVE_FLOAT16) && !defined(ARM_MATH_AUTOVECTORIZE) */
  80. #ifdef __cplusplus
  81. }
  82. #endif
  83. #endif /*_ARM_MVE_TABLES_F16_H*/