mirror of https://github.com/PentHertz/srsLTE.git
156 lines
6.0 KiB
C
156 lines
6.0 KiB
C
/*
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* Copyright 2013-2019 Software Radio Systems Limited
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*
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* This file is part of srsLTE.
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*
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* srsLTE is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as
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* published by the Free Software Foundation, either version 3 of
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* the License, or (at your option) any later version.
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*
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* srsLTE is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Affero General Public License for more details.
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*
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* A copy of the GNU Affero General Public License can be found in
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* the LICENSE file in the top-level directory of this distribution
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* and at http://www.gnu.org/licenses/.
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*
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*/
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#ifndef SRSLTE_VECTOR_SIMD_H
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#define SRSLTE_VECTOR_SIMD_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdio.h>
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#include <stdint.h>
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#include "srslte/config.h"
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#ifdef LV_HAVE_AVX512
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#define SRSLTE_SIMD_BIT_ALIGN 512
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#define SRSLTE_IS_ALIGNED(PTR) (((size_t)(PTR) & 0x3F) == 0)
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#else /* LV_HAVE_AVX512 */
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#ifdef LV_HAVE_AVX
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#define SRSLTE_SIMD_BIT_ALIGN 256
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#define SRSLTE_IS_ALIGNED(PTR) (((size_t)(PTR) & 0x1F) == 0)
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#else /* LV_HAVE_AVX */
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#ifdef LV_HAVE_SSE
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#define SRSLTE_SIMD_BIT_ALIGN 128
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#define SRSLTE_IS_ALIGNED(PTR) (((size_t)(PTR) & 0x0F) == 0)
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#else /* LV_HAVE_SSE */
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#define SRSLTE_SIMD_BIT_ALIGN 64
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#define SRSLTE_IS_ALIGNED(PTR) (1)
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#endif /* LV_HAVE_SSE */
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#endif /* LV_HAVE_AVX */
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#endif /* LV_HAVE_AVX512 */
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/*SIMD Logical operations*/
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SRSLTE_API void srslte_vec_xor_bbb_simd(const int8_t *x, const int8_t *y, int8_t *z, int len);
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/* SIMD Basic vector math */
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SRSLTE_API void srslte_vec_sum_sss_simd(const int16_t *x, const int16_t *y, int16_t *z, int len);
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SRSLTE_API void srslte_vec_sub_sss_simd(const int16_t *x, const int16_t *y, int16_t *z, int len);
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SRSLTE_API void srslte_vec_sub_bbb_simd(const int8_t *x, const int8_t *y, int8_t *z, int len);
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SRSLTE_API float srslte_vec_acc_ff_simd(const float *x, int len);
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SRSLTE_API cf_t srslte_vec_acc_cc_simd(const cf_t *x, int len);
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SRSLTE_API void srslte_vec_add_fff_simd(const float *x, const float *y, float *z, int len);
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SRSLTE_API void srslte_vec_sub_fff_simd(const float *x, const float *y, float *z, int len);
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/* SIMD Vector Scalar Product */
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SRSLTE_API void srslte_vec_sc_prod_cfc_simd(const cf_t *x, const float h,cf_t *y, const int len);
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SRSLTE_API void srslte_vec_sc_prod_fff_simd(const float *x, const float h, float *z, const int len);
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SRSLTE_API void srslte_vec_sc_prod_ccc_simd(const cf_t *x, const cf_t h, cf_t *z, const int len);
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/* SIMD Vector Product */
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SRSLTE_API void srslte_vec_prod_ccc_split_simd(const float *a_re, const float *a_im, const float *b_re, const float *b_im,
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float *r_re, float *r_im, const int len);
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SRSLTE_API void srslte_vec_prod_ccc_c16_simd(const int16_t *a_re, const int16_t *a_im, const int16_t *b_re, const int16_t *b_im,
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int16_t *r_re, int16_t *r_im, const int len);
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SRSLTE_API void srslte_vec_prod_sss_simd(const int16_t *x, const int16_t *y, int16_t *z, const int len);
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SRSLTE_API void srslte_vec_neg_sss_simd(const int16_t *x, const int16_t *y, int16_t *z, const int len);
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SRSLTE_API void srslte_vec_neg_bbb_simd(const int8_t *x, const int8_t *y, int8_t *z, const int len);
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SRSLTE_API void srslte_vec_prod_cfc_simd(const cf_t *x, const float *y, cf_t *z, const int len);
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SRSLTE_API void srslte_vec_prod_fff_simd(const float *x, const float *y, float *z, const int len);
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SRSLTE_API void srslte_vec_prod_ccc_simd(const cf_t *x, const cf_t *y, cf_t *z, const int len);
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SRSLTE_API void srslte_vec_prod_conj_ccc_simd(const cf_t *x, const cf_t *y, cf_t *z, const int len);
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/* SIMD Division */
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SRSLTE_API void srslte_vec_div_ccc_simd(const cf_t *x, const cf_t *y, cf_t *z, const int len);
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SRSLTE_API void srslte_vec_div_cfc_simd(const cf_t *x, const float *y, cf_t *z, const int len);
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SRSLTE_API void srslte_vec_div_fff_simd(const float *x, const float *y, float *z, const int len);
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/* SIMD Dot product */
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SRSLTE_API cf_t srslte_vec_dot_prod_conj_ccc_simd(const cf_t *x, const cf_t *y, const int len);
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SRSLTE_API cf_t srslte_vec_dot_prod_ccc_simd(const cf_t *x, const cf_t *y, const int len);
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#ifdef ENABLE_C16
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SRSLTE_API c16_t srslte_vec_dot_prod_ccc_c16i_simd(const c16_t *x, const c16_t *y, const int len);
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#endif /* ENABLE_C16 */
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SRSLTE_API int srslte_vec_dot_prod_sss_simd(const int16_t *x, const int16_t *y, const int len);
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/* SIMD Modulus functions */
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SRSLTE_API void srslte_vec_abs_cf_simd(const cf_t *x, float *z, const int len);
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SRSLTE_API void srslte_vec_abs_square_cf_simd(const cf_t *x, float *z, const int len);
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/* Other Functions */
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SRSLTE_API void srslte_vec_lut_sss_simd(const short *x, const unsigned short *lut, short *y, const int len);
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SRSLTE_API void srslte_vec_lut_bbb_simd(const int8_t *x, const unsigned short *lut, int8_t *y, const int len);
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SRSLTE_API void srslte_vec_convert_if_simd(const int16_t *x, float *z, const float scale, const int len);
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SRSLTE_API void srslte_vec_convert_fi_simd(const float *x, int16_t *z, const float scale, const int len);
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SRSLTE_API void srslte_vec_convert_fb_simd(const float *x, int8_t *z, const float scale, const int len);
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SRSLTE_API void srslte_vec_cp_simd(const cf_t *src, cf_t *dst, int len);
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SRSLTE_API void srslte_vec_interleave_simd(const cf_t *x, const cf_t *y, cf_t *z, const int len);
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SRSLTE_API void srslte_vec_interleave_add_simd(const cf_t *x, const cf_t *y, cf_t *z, const int len);
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SRSLTE_API void srslte_vec_gen_sine_simd(cf_t amplitude, float freq, cf_t* z, int len);
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SRSLTE_API void srslte_vec_apply_cfo_simd(const cf_t *x, float cfo, cf_t *z, int len);
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SRSLTE_API float srslte_vec_estimate_frequency_simd(const cf_t* x, int len);
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/* SIMD Find Max functions */
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SRSLTE_API uint32_t srslte_vec_max_fi_simd(const float *x, const int len);
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SRSLTE_API uint32_t srslte_vec_max_abs_fi_simd(const float *x, const int len);
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SRSLTE_API uint32_t srslte_vec_max_ci_simd(const cf_t *x, const int len);
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#ifdef __cplusplus
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}
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#endif
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#endif // SRSLTE_VECTOR_SIMD_H
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