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71 lines
2.6 KiB
C
71 lines
2.6 KiB
C
/**
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*
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* \section COPYRIGHT
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*
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* Copyright 2013-2015 Software Radio Systems Limited
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*
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* \section LICENSE
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*
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* This file is part of the srsLTE library.
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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_ALGEBRA_H
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#define SRSLTE_ALGEBRA_H
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#include "srslte/config.h"
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#ifdef LV_HAVE_SSE
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#define _MM_MULJ_PS(X) _mm_permute_ps(_MM_CONJ_PS(X), 0b10110001)
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#define _MM_CONJ_PS(X) (_mm_xor_ps(X, (__m128){0.0f, -0.0f, 0.0f, -0.0f}))
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#define _MM_PROD_PS(a, b) _mm_addsub_ps(_mm_mul_ps(a,_mm_moveldup_ps(b)),_mm_mul_ps(\
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_mm_shuffle_ps(a,a,0xB1),_mm_movehdup_ps(b)))
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SRSLTE_API void srslte_algebra_2x2_zf_sse(__m128 y0,
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__m128 y1,
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__m128 h00,
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__m128 h01,
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__m128 h10,
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__m128 h11,
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__m128 *x0,
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__m128 *x1,
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float norm);
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#endif /* LV_HAVE_SSE */
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#ifdef LV_HAVE_AVX
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#define _MM256_MULJ_PS(X) _mm256_permute_ps(_MM256_CONJ_PS(X), 0b10110001)
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#define _MM256_CONJ_PS(X) (_mm256_xor_ps(X, (__m256){0.0f, -0.0f, 0.0f, -0.0f, 0.0f, -0.0f, 0.0f, -0.0f}))
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#define _MM256_PROD_PS(a, b) _mm256_addsub_ps(_mm256_mul_ps(a,_mm256_moveldup_ps(b)),\
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_mm256_mul_ps(_mm256_shuffle_ps(a,a,0xB1),_mm256_movehdup_ps(b)))
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SRSLTE_API void srslte_algebra_2x2_zf_avx(__m256 y0,
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__m256 y1,
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__m256 h00,
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__m256 h01,
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__m256 h10,
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__m256 h11,
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__m256 *x0,
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__m256 *x1,
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float norm);
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#endif /* LV_HAVE_AVX */
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#endif //SRSLTE_ALGEBRA_H
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