| /* libFLAC - Free Lossless Audio Codec library |
| * Copyright (C) 2000-2009 Josh Coalson |
| * Copyright (C) 2011-2016 Xiph.Org Foundation |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * |
| * - Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * |
| * - Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * - Neither the name of the Xiph.org Foundation nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR |
| * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
| * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
| * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
| * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifdef HAVE_CONFIG_H |
| # include <config.h> |
| #endif |
| |
| #include "private/cpu.h" |
| |
| #ifndef FLAC__INTEGER_ONLY_LIBRARY |
| #ifndef FLAC__NO_ASM |
| #if (defined FLAC__CPU_IA32 || defined FLAC__CPU_X86_64) && FLAC__HAS_X86INTRIN |
| #include "private/lpc.h" |
| #ifdef FLAC__AVX2_SUPPORTED |
| |
| #include "FLAC/assert.h" |
| #include "FLAC/format.h" |
| |
| #include <immintrin.h> /* AVX2 */ |
| |
| FLAC__SSE_TARGET("avx2") |
| void FLAC__lpc_compute_residual_from_qlp_coefficients_16_intrin_avx2(const FLAC__int32 *data, uint32_t data_len, const FLAC__int32 qlp_coeff[], uint32_t order, int lp_quantization, FLAC__int32 residual[]) |
| { |
| int i; |
| FLAC__int32 sum; |
| const __m128i cnt = _mm_cvtsi32_si128(lp_quantization); |
| |
| FLAC__ASSERT(order > 0); |
| FLAC__ASSERT(order <= 32); |
| |
| if(order <= 12) { |
| if(order > 8) { |
| if(order > 10) { |
| if(order == 12) { |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7, q8, q9, q10, q11; |
| q0 = _mm256_set1_epi32(0xffff & qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(0xffff & qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(0xffff & qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(0xffff & qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(0xffff & qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(0xffff & qlp_coeff[5 ]); |
| q6 = _mm256_set1_epi32(0xffff & qlp_coeff[6 ]); |
| q7 = _mm256_set1_epi32(0xffff & qlp_coeff[7 ]); |
| q8 = _mm256_set1_epi32(0xffff & qlp_coeff[8 ]); |
| q9 = _mm256_set1_epi32(0xffff & qlp_coeff[9 ]); |
| q10 = _mm256_set1_epi32(0xffff & qlp_coeff[10]); |
| q11 = _mm256_set1_epi32(0xffff & qlp_coeff[11]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_madd_epi16(q11, _mm256_loadu_si256((const __m256i*)(data+i-12))); |
| mull = _mm256_madd_epi16(q10, _mm256_loadu_si256((const __m256i*)(data+i-11))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q9, _mm256_loadu_si256((const __m256i*)(data+i-10))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q8, _mm256_loadu_si256((const __m256i*)(data+i-9 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q7, _mm256_loadu_si256((const __m256i*)(data+i-8 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q6, _mm256_loadu_si256((const __m256i*)(data+i-7 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q5, _mm256_loadu_si256((const __m256i*)(data+i-6 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q4, _mm256_loadu_si256((const __m256i*)(data+i-5 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q3, _mm256_loadu_si256((const __m256i*)(data+i-4 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q2, _mm256_loadu_si256((const __m256i*)(data+i-3 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q1, _mm256_loadu_si256((const __m256i*)(data+i-2 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q0, _mm256_loadu_si256((const __m256i*)(data+i-1 ))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| else { /* order == 11 */ |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7, q8, q9, q10; |
| q0 = _mm256_set1_epi32(0xffff & qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(0xffff & qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(0xffff & qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(0xffff & qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(0xffff & qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(0xffff & qlp_coeff[5 ]); |
| q6 = _mm256_set1_epi32(0xffff & qlp_coeff[6 ]); |
| q7 = _mm256_set1_epi32(0xffff & qlp_coeff[7 ]); |
| q8 = _mm256_set1_epi32(0xffff & qlp_coeff[8 ]); |
| q9 = _mm256_set1_epi32(0xffff & qlp_coeff[9 ]); |
| q10 = _mm256_set1_epi32(0xffff & qlp_coeff[10]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_madd_epi16(q10, _mm256_loadu_si256((const __m256i*)(data+i-11))); |
| mull = _mm256_madd_epi16(q9, _mm256_loadu_si256((const __m256i*)(data+i-10))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q8, _mm256_loadu_si256((const __m256i*)(data+i-9 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q7, _mm256_loadu_si256((const __m256i*)(data+i-8 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q6, _mm256_loadu_si256((const __m256i*)(data+i-7 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q5, _mm256_loadu_si256((const __m256i*)(data+i-6 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q4, _mm256_loadu_si256((const __m256i*)(data+i-5 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q3, _mm256_loadu_si256((const __m256i*)(data+i-4 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q2, _mm256_loadu_si256((const __m256i*)(data+i-3 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q1, _mm256_loadu_si256((const __m256i*)(data+i-2 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q0, _mm256_loadu_si256((const __m256i*)(data+i-1 ))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| } |
| else { |
| if(order == 10) { |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7, q8, q9; |
| q0 = _mm256_set1_epi32(0xffff & qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(0xffff & qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(0xffff & qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(0xffff & qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(0xffff & qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(0xffff & qlp_coeff[5 ]); |
| q6 = _mm256_set1_epi32(0xffff & qlp_coeff[6 ]); |
| q7 = _mm256_set1_epi32(0xffff & qlp_coeff[7 ]); |
| q8 = _mm256_set1_epi32(0xffff & qlp_coeff[8 ]); |
| q9 = _mm256_set1_epi32(0xffff & qlp_coeff[9 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_madd_epi16(q9, _mm256_loadu_si256((const __m256i*)(data+i-10))); |
| mull = _mm256_madd_epi16(q8, _mm256_loadu_si256((const __m256i*)(data+i-9 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q7, _mm256_loadu_si256((const __m256i*)(data+i-8 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q6, _mm256_loadu_si256((const __m256i*)(data+i-7 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q5, _mm256_loadu_si256((const __m256i*)(data+i-6 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q4, _mm256_loadu_si256((const __m256i*)(data+i-5 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q3, _mm256_loadu_si256((const __m256i*)(data+i-4 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q2, _mm256_loadu_si256((const __m256i*)(data+i-3 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q1, _mm256_loadu_si256((const __m256i*)(data+i-2 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q0, _mm256_loadu_si256((const __m256i*)(data+i-1 ))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| else { /* order == 9 */ |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7, q8; |
| q0 = _mm256_set1_epi32(0xffff & qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(0xffff & qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(0xffff & qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(0xffff & qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(0xffff & qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(0xffff & qlp_coeff[5 ]); |
| q6 = _mm256_set1_epi32(0xffff & qlp_coeff[6 ]); |
| q7 = _mm256_set1_epi32(0xffff & qlp_coeff[7 ]); |
| q8 = _mm256_set1_epi32(0xffff & qlp_coeff[8 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_madd_epi16(q8, _mm256_loadu_si256((const __m256i*)(data+i-9 ))); |
| mull = _mm256_madd_epi16(q7, _mm256_loadu_si256((const __m256i*)(data+i-8 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q6, _mm256_loadu_si256((const __m256i*)(data+i-7 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q5, _mm256_loadu_si256((const __m256i*)(data+i-6 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q4, _mm256_loadu_si256((const __m256i*)(data+i-5 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q3, _mm256_loadu_si256((const __m256i*)(data+i-4 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q2, _mm256_loadu_si256((const __m256i*)(data+i-3 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q1, _mm256_loadu_si256((const __m256i*)(data+i-2 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q0, _mm256_loadu_si256((const __m256i*)(data+i-1 ))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| } |
| } |
| else if(order > 4) { |
| if(order > 6) { |
| if(order == 8) { |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7; |
| q0 = _mm256_set1_epi32(0xffff & qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(0xffff & qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(0xffff & qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(0xffff & qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(0xffff & qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(0xffff & qlp_coeff[5 ]); |
| q6 = _mm256_set1_epi32(0xffff & qlp_coeff[6 ]); |
| q7 = _mm256_set1_epi32(0xffff & qlp_coeff[7 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_madd_epi16(q7, _mm256_loadu_si256((const __m256i*)(data+i-8 ))); |
| mull = _mm256_madd_epi16(q6, _mm256_loadu_si256((const __m256i*)(data+i-7 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q5, _mm256_loadu_si256((const __m256i*)(data+i-6 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q4, _mm256_loadu_si256((const __m256i*)(data+i-5 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q3, _mm256_loadu_si256((const __m256i*)(data+i-4 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q2, _mm256_loadu_si256((const __m256i*)(data+i-3 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q1, _mm256_loadu_si256((const __m256i*)(data+i-2 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q0, _mm256_loadu_si256((const __m256i*)(data+i-1 ))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| else { /* order == 7 */ |
| __m256i q0, q1, q2, q3, q4, q5, q6; |
| q0 = _mm256_set1_epi32(0xffff & qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(0xffff & qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(0xffff & qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(0xffff & qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(0xffff & qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(0xffff & qlp_coeff[5 ]); |
| q6 = _mm256_set1_epi32(0xffff & qlp_coeff[6 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_madd_epi16(q6, _mm256_loadu_si256((const __m256i*)(data+i-7 ))); |
| mull = _mm256_madd_epi16(q5, _mm256_loadu_si256((const __m256i*)(data+i-6 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q4, _mm256_loadu_si256((const __m256i*)(data+i-5 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q3, _mm256_loadu_si256((const __m256i*)(data+i-4 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q2, _mm256_loadu_si256((const __m256i*)(data+i-3 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q1, _mm256_loadu_si256((const __m256i*)(data+i-2 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q0, _mm256_loadu_si256((const __m256i*)(data+i-1 ))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| } |
| else { |
| if(order == 6) { |
| __m256i q0, q1, q2, q3, q4, q5; |
| q0 = _mm256_set1_epi32(0xffff & qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(0xffff & qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(0xffff & qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(0xffff & qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(0xffff & qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(0xffff & qlp_coeff[5 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_madd_epi16(q5, _mm256_loadu_si256((const __m256i*)(data+i-6 ))); |
| mull = _mm256_madd_epi16(q4, _mm256_loadu_si256((const __m256i*)(data+i-5 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q3, _mm256_loadu_si256((const __m256i*)(data+i-4 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q2, _mm256_loadu_si256((const __m256i*)(data+i-3 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q1, _mm256_loadu_si256((const __m256i*)(data+i-2 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q0, _mm256_loadu_si256((const __m256i*)(data+i-1 ))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| else { /* order == 5 */ |
| __m256i q0, q1, q2, q3, q4; |
| q0 = _mm256_set1_epi32(0xffff & qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(0xffff & qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(0xffff & qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(0xffff & qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(0xffff & qlp_coeff[4 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_madd_epi16(q4, _mm256_loadu_si256((const __m256i*)(data+i-5 ))); |
| mull = _mm256_madd_epi16(q3, _mm256_loadu_si256((const __m256i*)(data+i-4 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q2, _mm256_loadu_si256((const __m256i*)(data+i-3 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q1, _mm256_loadu_si256((const __m256i*)(data+i-2 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q0, _mm256_loadu_si256((const __m256i*)(data+i-1 ))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| } |
| } |
| else { |
| if(order > 2) { |
| if(order == 4) { |
| __m256i q0, q1, q2, q3; |
| q0 = _mm256_set1_epi32(0xffff & qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(0xffff & qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(0xffff & qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(0xffff & qlp_coeff[3 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_madd_epi16(q3, _mm256_loadu_si256((const __m256i*)(data+i-4 ))); |
| mull = _mm256_madd_epi16(q2, _mm256_loadu_si256((const __m256i*)(data+i-3 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q1, _mm256_loadu_si256((const __m256i*)(data+i-2 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q0, _mm256_loadu_si256((const __m256i*)(data+i-1 ))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| else { /* order == 3 */ |
| __m256i q0, q1, q2; |
| q0 = _mm256_set1_epi32(0xffff & qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(0xffff & qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(0xffff & qlp_coeff[2 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_madd_epi16(q2, _mm256_loadu_si256((const __m256i*)(data+i-3 ))); |
| mull = _mm256_madd_epi16(q1, _mm256_loadu_si256((const __m256i*)(data+i-2 ))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_madd_epi16(q0, _mm256_loadu_si256((const __m256i*)(data+i-1 ))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| } |
| else { |
| if(order == 2) { |
| __m256i q0, q1; |
| q0 = _mm256_set1_epi32(0xffff & qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(0xffff & qlp_coeff[1 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_madd_epi16(q1, _mm256_loadu_si256((const __m256i*)(data+i-2 ))); |
| mull = _mm256_madd_epi16(q0, _mm256_loadu_si256((const __m256i*)(data+i-1 ))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| else { /* order == 1 */ |
| __m256i q0; |
| q0 = _mm256_set1_epi32(0xffff & qlp_coeff[0 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ; |
| summ = _mm256_madd_epi16(q0, _mm256_loadu_si256((const __m256i*)(data+i-1 ))); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| } |
| } |
| for(; i < (int)data_len; i++) { |
| sum = 0; |
| switch(order) { |
| case 12: sum += qlp_coeff[11] * data[i-12]; /* Falls through. */ |
| case 11: sum += qlp_coeff[10] * data[i-11]; /* Falls through. */ |
| case 10: sum += qlp_coeff[ 9] * data[i-10]; /* Falls through. */ |
| case 9: sum += qlp_coeff[ 8] * data[i- 9]; /* Falls through. */ |
| case 8: sum += qlp_coeff[ 7] * data[i- 8]; /* Falls through. */ |
| case 7: sum += qlp_coeff[ 6] * data[i- 7]; /* Falls through. */ |
| case 6: sum += qlp_coeff[ 5] * data[i- 6]; /* Falls through. */ |
| case 5: sum += qlp_coeff[ 4] * data[i- 5]; /* Falls through. */ |
| case 4: sum += qlp_coeff[ 3] * data[i- 4]; /* Falls through. */ |
| case 3: sum += qlp_coeff[ 2] * data[i- 3]; /* Falls through. */ |
| case 2: sum += qlp_coeff[ 1] * data[i- 2]; /* Falls through. */ |
| case 1: sum += qlp_coeff[ 0] * data[i- 1]; |
| } |
| residual[i] = data[i] - (sum >> lp_quantization); |
| } |
| } |
| else { /* order > 12 */ |
| for(i = 0; i < (int)data_len; i++) { |
| sum = 0; |
| switch(order) { |
| case 32: sum += qlp_coeff[31] * data[i-32]; /* Falls through. */ |
| case 31: sum += qlp_coeff[30] * data[i-31]; /* Falls through. */ |
| case 30: sum += qlp_coeff[29] * data[i-30]; /* Falls through. */ |
| case 29: sum += qlp_coeff[28] * data[i-29]; /* Falls through. */ |
| case 28: sum += qlp_coeff[27] * data[i-28]; /* Falls through. */ |
| case 27: sum += qlp_coeff[26] * data[i-27]; /* Falls through. */ |
| case 26: sum += qlp_coeff[25] * data[i-26]; /* Falls through. */ |
| case 25: sum += qlp_coeff[24] * data[i-25]; /* Falls through. */ |
| case 24: sum += qlp_coeff[23] * data[i-24]; /* Falls through. */ |
| case 23: sum += qlp_coeff[22] * data[i-23]; /* Falls through. */ |
| case 22: sum += qlp_coeff[21] * data[i-22]; /* Falls through. */ |
| case 21: sum += qlp_coeff[20] * data[i-21]; /* Falls through. */ |
| case 20: sum += qlp_coeff[19] * data[i-20]; /* Falls through. */ |
| case 19: sum += qlp_coeff[18] * data[i-19]; /* Falls through. */ |
| case 18: sum += qlp_coeff[17] * data[i-18]; /* Falls through. */ |
| case 17: sum += qlp_coeff[16] * data[i-17]; /* Falls through. */ |
| case 16: sum += qlp_coeff[15] * data[i-16]; /* Falls through. */ |
| case 15: sum += qlp_coeff[14] * data[i-15]; /* Falls through. */ |
| case 14: sum += qlp_coeff[13] * data[i-14]; /* Falls through. */ |
| case 13: sum += qlp_coeff[12] * data[i-13]; |
| sum += qlp_coeff[11] * data[i-12]; |
| sum += qlp_coeff[10] * data[i-11]; |
| sum += qlp_coeff[ 9] * data[i-10]; |
| sum += qlp_coeff[ 8] * data[i- 9]; |
| sum += qlp_coeff[ 7] * data[i- 8]; |
| sum += qlp_coeff[ 6] * data[i- 7]; |
| sum += qlp_coeff[ 5] * data[i- 6]; |
| sum += qlp_coeff[ 4] * data[i- 5]; |
| sum += qlp_coeff[ 3] * data[i- 4]; |
| sum += qlp_coeff[ 2] * data[i- 3]; |
| sum += qlp_coeff[ 1] * data[i- 2]; |
| sum += qlp_coeff[ 0] * data[i- 1]; |
| } |
| residual[i] = data[i] - (sum >> lp_quantization); |
| } |
| } |
| _mm256_zeroupper(); |
| } |
| |
| FLAC__SSE_TARGET("avx2") |
| void FLAC__lpc_compute_residual_from_qlp_coefficients_intrin_avx2(const FLAC__int32 *data, uint32_t data_len, const FLAC__int32 qlp_coeff[], uint32_t order, int lp_quantization, FLAC__int32 residual[]) |
| { |
| int i; |
| FLAC__int32 sum; |
| const __m128i cnt = _mm_cvtsi32_si128(lp_quantization); |
| |
| FLAC__ASSERT(order > 0); |
| FLAC__ASSERT(order <= 32); |
| |
| if(order <= 12) { |
| if(order > 8) { |
| if(order > 10) { |
| if(order == 12) { |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7, q8, q9, q10, q11; |
| q0 = _mm256_set1_epi32(qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(qlp_coeff[5 ]); |
| q6 = _mm256_set1_epi32(qlp_coeff[6 ]); |
| q7 = _mm256_set1_epi32(qlp_coeff[7 ]); |
| q8 = _mm256_set1_epi32(qlp_coeff[8 ]); |
| q9 = _mm256_set1_epi32(qlp_coeff[9 ]); |
| q10 = _mm256_set1_epi32(qlp_coeff[10]); |
| q11 = _mm256_set1_epi32(qlp_coeff[11]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_mullo_epi32(q11, _mm256_loadu_si256((const __m256i*)(data+i-12))); |
| mull = _mm256_mullo_epi32(q10, _mm256_loadu_si256((const __m256i*)(data+i-11))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q9, _mm256_loadu_si256((const __m256i*)(data+i-10))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q8, _mm256_loadu_si256((const __m256i*)(data+i-9))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q7, _mm256_loadu_si256((const __m256i*)(data+i-8))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q6, _mm256_loadu_si256((const __m256i*)(data+i-7))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q5, _mm256_loadu_si256((const __m256i*)(data+i-6))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q4, _mm256_loadu_si256((const __m256i*)(data+i-5))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q3, _mm256_loadu_si256((const __m256i*)(data+i-4))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q2, _mm256_loadu_si256((const __m256i*)(data+i-3))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q1, _mm256_loadu_si256((const __m256i*)(data+i-2))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q0, _mm256_loadu_si256((const __m256i*)(data+i-1))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| else { /* order == 11 */ |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7, q8, q9, q10; |
| q0 = _mm256_set1_epi32(qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(qlp_coeff[5 ]); |
| q6 = _mm256_set1_epi32(qlp_coeff[6 ]); |
| q7 = _mm256_set1_epi32(qlp_coeff[7 ]); |
| q8 = _mm256_set1_epi32(qlp_coeff[8 ]); |
| q9 = _mm256_set1_epi32(qlp_coeff[9 ]); |
| q10 = _mm256_set1_epi32(qlp_coeff[10]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_mullo_epi32(q10, _mm256_loadu_si256((const __m256i*)(data+i-11))); |
| mull = _mm256_mullo_epi32(q9, _mm256_loadu_si256((const __m256i*)(data+i-10))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q8, _mm256_loadu_si256((const __m256i*)(data+i-9))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q7, _mm256_loadu_si256((const __m256i*)(data+i-8))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q6, _mm256_loadu_si256((const __m256i*)(data+i-7))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q5, _mm256_loadu_si256((const __m256i*)(data+i-6))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q4, _mm256_loadu_si256((const __m256i*)(data+i-5))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q3, _mm256_loadu_si256((const __m256i*)(data+i-4))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q2, _mm256_loadu_si256((const __m256i*)(data+i-3))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q1, _mm256_loadu_si256((const __m256i*)(data+i-2))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q0, _mm256_loadu_si256((const __m256i*)(data+i-1))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| } |
| else { |
| if(order == 10) { |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7, q8, q9; |
| q0 = _mm256_set1_epi32(qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(qlp_coeff[5 ]); |
| q6 = _mm256_set1_epi32(qlp_coeff[6 ]); |
| q7 = _mm256_set1_epi32(qlp_coeff[7 ]); |
| q8 = _mm256_set1_epi32(qlp_coeff[8 ]); |
| q9 = _mm256_set1_epi32(qlp_coeff[9 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_mullo_epi32(q9, _mm256_loadu_si256((const __m256i*)(data+i-10))); |
| mull = _mm256_mullo_epi32(q8, _mm256_loadu_si256((const __m256i*)(data+i-9))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q7, _mm256_loadu_si256((const __m256i*)(data+i-8))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q6, _mm256_loadu_si256((const __m256i*)(data+i-7))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q5, _mm256_loadu_si256((const __m256i*)(data+i-6))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q4, _mm256_loadu_si256((const __m256i*)(data+i-5))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q3, _mm256_loadu_si256((const __m256i*)(data+i-4))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q2, _mm256_loadu_si256((const __m256i*)(data+i-3))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q1, _mm256_loadu_si256((const __m256i*)(data+i-2))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q0, _mm256_loadu_si256((const __m256i*)(data+i-1))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| else { /* order == 9 */ |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7, q8; |
| q0 = _mm256_set1_epi32(qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(qlp_coeff[5 ]); |
| q6 = _mm256_set1_epi32(qlp_coeff[6 ]); |
| q7 = _mm256_set1_epi32(qlp_coeff[7 ]); |
| q8 = _mm256_set1_epi32(qlp_coeff[8 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_mullo_epi32(q8, _mm256_loadu_si256((const __m256i*)(data+i-9))); |
| mull = _mm256_mullo_epi32(q7, _mm256_loadu_si256((const __m256i*)(data+i-8))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q6, _mm256_loadu_si256((const __m256i*)(data+i-7))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q5, _mm256_loadu_si256((const __m256i*)(data+i-6))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q4, _mm256_loadu_si256((const __m256i*)(data+i-5))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q3, _mm256_loadu_si256((const __m256i*)(data+i-4))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q2, _mm256_loadu_si256((const __m256i*)(data+i-3))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q1, _mm256_loadu_si256((const __m256i*)(data+i-2))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q0, _mm256_loadu_si256((const __m256i*)(data+i-1))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| } |
| } |
| else if(order > 4) { |
| if(order > 6) { |
| if(order == 8) { |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7; |
| q0 = _mm256_set1_epi32(qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(qlp_coeff[5 ]); |
| q6 = _mm256_set1_epi32(qlp_coeff[6 ]); |
| q7 = _mm256_set1_epi32(qlp_coeff[7 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_mullo_epi32(q7, _mm256_loadu_si256((const __m256i*)(data+i-8))); |
| mull = _mm256_mullo_epi32(q6, _mm256_loadu_si256((const __m256i*)(data+i-7))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q5, _mm256_loadu_si256((const __m256i*)(data+i-6))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q4, _mm256_loadu_si256((const __m256i*)(data+i-5))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q3, _mm256_loadu_si256((const __m256i*)(data+i-4))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q2, _mm256_loadu_si256((const __m256i*)(data+i-3))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q1, _mm256_loadu_si256((const __m256i*)(data+i-2))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q0, _mm256_loadu_si256((const __m256i*)(data+i-1))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| else { /* order == 7 */ |
| __m256i q0, q1, q2, q3, q4, q5, q6; |
| q0 = _mm256_set1_epi32(qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(qlp_coeff[5 ]); |
| q6 = _mm256_set1_epi32(qlp_coeff[6 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_mullo_epi32(q6, _mm256_loadu_si256((const __m256i*)(data+i-7))); |
| mull = _mm256_mullo_epi32(q5, _mm256_loadu_si256((const __m256i*)(data+i-6))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q4, _mm256_loadu_si256((const __m256i*)(data+i-5))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q3, _mm256_loadu_si256((const __m256i*)(data+i-4))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q2, _mm256_loadu_si256((const __m256i*)(data+i-3))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q1, _mm256_loadu_si256((const __m256i*)(data+i-2))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q0, _mm256_loadu_si256((const __m256i*)(data+i-1))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| } |
| else { |
| if(order == 6) { |
| __m256i q0, q1, q2, q3, q4, q5; |
| q0 = _mm256_set1_epi32(qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(qlp_coeff[4 ]); |
| q5 = _mm256_set1_epi32(qlp_coeff[5 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_mullo_epi32(q5, _mm256_loadu_si256((const __m256i*)(data+i-6))); |
| mull = _mm256_mullo_epi32(q4, _mm256_loadu_si256((const __m256i*)(data+i-5))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q3, _mm256_loadu_si256((const __m256i*)(data+i-4))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q2, _mm256_loadu_si256((const __m256i*)(data+i-3))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q1, _mm256_loadu_si256((const __m256i*)(data+i-2))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q0, _mm256_loadu_si256((const __m256i*)(data+i-1))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| else { /* order == 5 */ |
| __m256i q0, q1, q2, q3, q4; |
| q0 = _mm256_set1_epi32(qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(qlp_coeff[3 ]); |
| q4 = _mm256_set1_epi32(qlp_coeff[4 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_mullo_epi32(q4, _mm256_loadu_si256((const __m256i*)(data+i-5))); |
| mull = _mm256_mullo_epi32(q3, _mm256_loadu_si256((const __m256i*)(data+i-4))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q2, _mm256_loadu_si256((const __m256i*)(data+i-3))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q1, _mm256_loadu_si256((const __m256i*)(data+i-2))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q0, _mm256_loadu_si256((const __m256i*)(data+i-1))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| } |
| } |
| else { |
| if(order > 2) { |
| if(order == 4) { |
| __m256i q0, q1, q2, q3; |
| q0 = _mm256_set1_epi32(qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(qlp_coeff[2 ]); |
| q3 = _mm256_set1_epi32(qlp_coeff[3 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_mullo_epi32(q3, _mm256_loadu_si256((const __m256i*)(data+i-4))); |
| mull = _mm256_mullo_epi32(q2, _mm256_loadu_si256((const __m256i*)(data+i-3))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q1, _mm256_loadu_si256((const __m256i*)(data+i-2))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q0, _mm256_loadu_si256((const __m256i*)(data+i-1))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| else { /* order == 3 */ |
| __m256i q0, q1, q2; |
| q0 = _mm256_set1_epi32(qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(qlp_coeff[1 ]); |
| q2 = _mm256_set1_epi32(qlp_coeff[2 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_mullo_epi32(q2, _mm256_loadu_si256((const __m256i*)(data+i-3))); |
| mull = _mm256_mullo_epi32(q1, _mm256_loadu_si256((const __m256i*)(data+i-2))); summ = _mm256_add_epi32(summ, mull); |
| mull = _mm256_mullo_epi32(q0, _mm256_loadu_si256((const __m256i*)(data+i-1))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| } |
| else { |
| if(order == 2) { |
| __m256i q0, q1; |
| q0 = _mm256_set1_epi32(qlp_coeff[0 ]); |
| q1 = _mm256_set1_epi32(qlp_coeff[1 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ, mull; |
| summ = _mm256_mullo_epi32(q1, _mm256_loadu_si256((const __m256i*)(data+i-2))); |
| mull = _mm256_mullo_epi32(q0, _mm256_loadu_si256((const __m256i*)(data+i-1))); summ = _mm256_add_epi32(summ, mull); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| else { /* order == 1 */ |
| __m256i q0; |
| q0 = _mm256_set1_epi32(qlp_coeff[0 ]); |
| |
| for(i = 0; i < (int)data_len-7; i+=8) { |
| __m256i summ; |
| summ = _mm256_mullo_epi32(q0, _mm256_loadu_si256((const __m256i*)(data+i-1))); |
| summ = _mm256_sra_epi32(summ, cnt); |
| _mm256_storeu_si256((__m256i*)(residual+i), _mm256_sub_epi32(_mm256_loadu_si256((const __m256i*)(data+i)), summ)); |
| } |
| } |
| } |
| } |
| for(; i < (int)data_len; i++) { |
| sum = 0; |
| switch(order) { |
| case 12: sum += qlp_coeff[11] * data[i-12]; /* Falls through. */ |
| case 11: sum += qlp_coeff[10] * data[i-11]; /* Falls through. */ |
| case 10: sum += qlp_coeff[ 9] * data[i-10]; /* Falls through. */ |
| case 9: sum += qlp_coeff[ 8] * data[i- 9]; /* Falls through. */ |
| case 8: sum += qlp_coeff[ 7] * data[i- 8]; /* Falls through. */ |
| case 7: sum += qlp_coeff[ 6] * data[i- 7]; /* Falls through. */ |
| case 6: sum += qlp_coeff[ 5] * data[i- 6]; /* Falls through. */ |
| case 5: sum += qlp_coeff[ 4] * data[i- 5]; /* Falls through. */ |
| case 4: sum += qlp_coeff[ 3] * data[i- 4]; /* Falls through. */ |
| case 3: sum += qlp_coeff[ 2] * data[i- 3]; /* Falls through. */ |
| case 2: sum += qlp_coeff[ 1] * data[i- 2]; /* Falls through. */ |
| case 1: sum += qlp_coeff[ 0] * data[i- 1]; |
| } |
| residual[i] = data[i] - (sum >> lp_quantization); |
| } |
| } |
| else { /* order > 12 */ |
| for(i = 0; i < (int)data_len; i++) { |
| sum = 0; |
| switch(order) { |
| case 32: sum += qlp_coeff[31] * data[i-32]; /* Falls through. */ |
| case 31: sum += qlp_coeff[30] * data[i-31]; /* Falls through. */ |
| case 30: sum += qlp_coeff[29] * data[i-30]; /* Falls through. */ |
| case 29: sum += qlp_coeff[28] * data[i-29]; /* Falls through. */ |
| case 28: sum += qlp_coeff[27] * data[i-28]; /* Falls through. */ |
| case 27: sum += qlp_coeff[26] * data[i-27]; /* Falls through. */ |
| case 26: sum += qlp_coeff[25] * data[i-26]; /* Falls through. */ |
| case 25: sum += qlp_coeff[24] * data[i-25]; /* Falls through. */ |
| case 24: sum += qlp_coeff[23] * data[i-24]; /* Falls through. */ |
| case 23: sum += qlp_coeff[22] * data[i-23]; /* Falls through. */ |
| case 22: sum += qlp_coeff[21] * data[i-22]; /* Falls through. */ |
| case 21: sum += qlp_coeff[20] * data[i-21]; /* Falls through. */ |
| case 20: sum += qlp_coeff[19] * data[i-20]; /* Falls through. */ |
| case 19: sum += qlp_coeff[18] * data[i-19]; /* Falls through. */ |
| case 18: sum += qlp_coeff[17] * data[i-18]; /* Falls through. */ |
| case 17: sum += qlp_coeff[16] * data[i-17]; /* Falls through. */ |
| case 16: sum += qlp_coeff[15] * data[i-16]; /* Falls through. */ |
| case 15: sum += qlp_coeff[14] * data[i-15]; /* Falls through. */ |
| case 14: sum += qlp_coeff[13] * data[i-14]; /* Falls through. */ |
| case 13: sum += qlp_coeff[12] * data[i-13]; |
| sum += qlp_coeff[11] * data[i-12]; |
| sum += qlp_coeff[10] * data[i-11]; |
| sum += qlp_coeff[ 9] * data[i-10]; |
| sum += qlp_coeff[ 8] * data[i- 9]; |
| sum += qlp_coeff[ 7] * data[i- 8]; |
| sum += qlp_coeff[ 6] * data[i- 7]; |
| sum += qlp_coeff[ 5] * data[i- 6]; |
| sum += qlp_coeff[ 4] * data[i- 5]; |
| sum += qlp_coeff[ 3] * data[i- 4]; |
| sum += qlp_coeff[ 2] * data[i- 3]; |
| sum += qlp_coeff[ 1] * data[i- 2]; |
| sum += qlp_coeff[ 0] * data[i- 1]; |
| } |
| residual[i] = data[i] - (sum >> lp_quantization); |
| } |
| } |
| _mm256_zeroupper(); |
| } |
| |
| static FLAC__int32 pack_arr[8] = { 0, 2, 4, 6, 1, 3, 5, 7 }; |
| |
| FLAC__SSE_TARGET("avx2") |
| void FLAC__lpc_compute_residual_from_qlp_coefficients_wide_intrin_avx2(const FLAC__int32 *data, uint32_t data_len, const FLAC__int32 qlp_coeff[], uint32_t order, int lp_quantization, FLAC__int32 residual[]) |
| { |
| int i; |
| FLAC__int64 sum; |
| const __m128i cnt = _mm_cvtsi32_si128(lp_quantization); |
| const __m256i pack = _mm256_loadu_si256((const __m256i *)pack_arr); |
| |
| FLAC__ASSERT(order > 0); |
| FLAC__ASSERT(order <= 32); |
| FLAC__ASSERT(lp_quantization <= 32); /* there's no _mm256_sra_epi64() so we have to use _mm256_srl_epi64() */ |
| |
| if(order <= 12) { |
| if(order > 8) { |
| if(order > 10) { |
| if(order == 12) { |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7, q8, q9, q10, q11; |
| q0 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[0 ])); |
| q1 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[1 ])); |
| q2 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[2 ])); |
| q3 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[3 ])); |
| q4 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[4 ])); |
| q5 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[5 ])); |
| q6 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[6 ])); |
| q7 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[7 ])); |
| q8 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[8 ])); |
| q9 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[9 ])); |
| q10 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[10])); |
| q11 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[11])); |
| |
| for(i = 0; i < (int)data_len-3; i+=4) { |
| __m256i summ, mull; |
| summ = _mm256_mul_epi32(q11, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-12)))); |
| mull = _mm256_mul_epi32(q10, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-11)))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q9, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-10)))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q8, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-9 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q7, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-8 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q6, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-7 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q5, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-6 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q4, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-5 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q3, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-4 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q2, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-3 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q1, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-2 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q0, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-1 )))); summ = _mm256_add_epi64(summ, mull); |
| summ = _mm256_permutevar8x32_epi32(_mm256_srl_epi64(summ, cnt), pack); |
| _mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), _mm256_castsi256_si128(summ))); |
| } |
| } |
| else { /* order == 11 */ |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7, q8, q9, q10; |
| q0 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[0 ])); |
| q1 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[1 ])); |
| q2 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[2 ])); |
| q3 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[3 ])); |
| q4 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[4 ])); |
| q5 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[5 ])); |
| q6 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[6 ])); |
| q7 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[7 ])); |
| q8 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[8 ])); |
| q9 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[9 ])); |
| q10 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[10])); |
| |
| for(i = 0; i < (int)data_len-3; i+=4) { |
| __m256i summ, mull; |
| summ = _mm256_mul_epi32(q10, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-11)))); |
| mull = _mm256_mul_epi32(q9, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-10)))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q8, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-9 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q7, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-8 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q6, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-7 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q5, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-6 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q4, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-5 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q3, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-4 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q2, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-3 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q1, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-2 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q0, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-1 )))); summ = _mm256_add_epi64(summ, mull); |
| summ = _mm256_permutevar8x32_epi32(_mm256_srl_epi64(summ, cnt), pack); |
| _mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), _mm256_castsi256_si128(summ))); |
| } |
| } |
| } |
| else { |
| if(order == 10) { |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7, q8, q9; |
| q0 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[0 ])); |
| q1 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[1 ])); |
| q2 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[2 ])); |
| q3 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[3 ])); |
| q4 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[4 ])); |
| q5 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[5 ])); |
| q6 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[6 ])); |
| q7 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[7 ])); |
| q8 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[8 ])); |
| q9 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[9 ])); |
| |
| for(i = 0; i < (int)data_len-3; i+=4) { |
| __m256i summ, mull; |
| summ = _mm256_mul_epi32(q9, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-10)))); |
| mull = _mm256_mul_epi32(q8, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-9 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q7, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-8 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q6, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-7 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q5, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-6 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q4, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-5 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q3, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-4 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q2, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-3 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q1, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-2 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q0, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-1 )))); summ = _mm256_add_epi64(summ, mull); |
| summ = _mm256_permutevar8x32_epi32(_mm256_srl_epi64(summ, cnt), pack); |
| _mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), _mm256_castsi256_si128(summ))); |
| } |
| } |
| else { /* order == 9 */ |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7, q8; |
| q0 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[0 ])); |
| q1 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[1 ])); |
| q2 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[2 ])); |
| q3 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[3 ])); |
| q4 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[4 ])); |
| q5 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[5 ])); |
| q6 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[6 ])); |
| q7 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[7 ])); |
| q8 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[8 ])); |
| |
| for(i = 0; i < (int)data_len-3; i+=4) { |
| __m256i summ, mull; |
| summ = _mm256_mul_epi32(q8, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-9 )))); |
| mull = _mm256_mul_epi32(q7, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-8 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q6, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-7 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q5, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-6 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q4, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-5 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q3, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-4 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q2, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-3 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q1, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-2 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q0, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-1 )))); summ = _mm256_add_epi64(summ, mull); |
| summ = _mm256_permutevar8x32_epi32(_mm256_srl_epi64(summ, cnt), pack); |
| _mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), _mm256_castsi256_si128(summ))); |
| } |
| } |
| } |
| } |
| else if(order > 4) { |
| if(order > 6) { |
| if(order == 8) { |
| __m256i q0, q1, q2, q3, q4, q5, q6, q7; |
| q0 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[0 ])); |
| q1 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[1 ])); |
| q2 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[2 ])); |
| q3 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[3 ])); |
| q4 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[4 ])); |
| q5 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[5 ])); |
| q6 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[6 ])); |
| q7 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[7 ])); |
| |
| for(i = 0; i < (int)data_len-3; i+=4) { |
| __m256i summ, mull; |
| summ = _mm256_mul_epi32(q7, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-8 )))); |
| mull = _mm256_mul_epi32(q6, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-7 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q5, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-6 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q4, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-5 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q3, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-4 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q2, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-3 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q1, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-2 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q0, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-1 )))); summ = _mm256_add_epi64(summ, mull); |
| summ = _mm256_permutevar8x32_epi32(_mm256_srl_epi64(summ, cnt), pack); |
| _mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), _mm256_castsi256_si128(summ))); |
| } |
| } |
| else { /* order == 7 */ |
| __m256i q0, q1, q2, q3, q4, q5, q6; |
| q0 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[0 ])); |
| q1 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[1 ])); |
| q2 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[2 ])); |
| q3 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[3 ])); |
| q4 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[4 ])); |
| q5 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[5 ])); |
| q6 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[6 ])); |
| |
| for(i = 0; i < (int)data_len-3; i+=4) { |
| __m256i summ, mull; |
| summ = _mm256_mul_epi32(q6, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-7 )))); |
| mull = _mm256_mul_epi32(q5, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-6 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q4, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-5 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q3, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-4 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q2, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-3 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q1, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-2 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q0, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-1 )))); summ = _mm256_add_epi64(summ, mull); |
| summ = _mm256_permutevar8x32_epi32(_mm256_srl_epi64(summ, cnt), pack); |
| _mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), _mm256_castsi256_si128(summ))); |
| } |
| } |
| } |
| else { |
| if(order == 6) { |
| __m256i q0, q1, q2, q3, q4, q5; |
| q0 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[0 ])); |
| q1 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[1 ])); |
| q2 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[2 ])); |
| q3 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[3 ])); |
| q4 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[4 ])); |
| q5 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[5 ])); |
| |
| for(i = 0; i < (int)data_len-3; i+=4) { |
| __m256i summ, mull; |
| summ = _mm256_mul_epi32(q5, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-6 )))); |
| mull = _mm256_mul_epi32(q4, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-5 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q3, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-4 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q2, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-3 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q1, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-2 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q0, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-1 )))); summ = _mm256_add_epi64(summ, mull); |
| summ = _mm256_permutevar8x32_epi32(_mm256_srl_epi64(summ, cnt), pack); |
| _mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), _mm256_castsi256_si128(summ))); |
| } |
| } |
| else { /* order == 5 */ |
| __m256i q0, q1, q2, q3, q4; |
| q0 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[0 ])); |
| q1 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[1 ])); |
| q2 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[2 ])); |
| q3 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[3 ])); |
| q4 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[4 ])); |
| |
| for(i = 0; i < (int)data_len-3; i+=4) { |
| __m256i summ, mull; |
| summ = _mm256_mul_epi32(q4, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-5 )))); |
| mull = _mm256_mul_epi32(q3, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-4 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q2, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-3 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q1, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-2 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q0, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-1 )))); summ = _mm256_add_epi64(summ, mull); |
| summ = _mm256_permutevar8x32_epi32(_mm256_srl_epi64(summ, cnt), pack); |
| _mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), _mm256_castsi256_si128(summ))); |
| } |
| } |
| } |
| } |
| else { |
| if(order > 2) { |
| if(order == 4) { |
| __m256i q0, q1, q2, q3; |
| q0 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[0 ])); |
| q1 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[1 ])); |
| q2 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[2 ])); |
| q3 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[3 ])); |
| |
| for(i = 0; i < (int)data_len-3; i+=4) { |
| __m256i summ, mull; |
| summ = _mm256_mul_epi32(q3, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-4 )))); |
| mull = _mm256_mul_epi32(q2, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-3 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q1, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-2 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q0, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-1 )))); summ = _mm256_add_epi64(summ, mull); |
| summ = _mm256_permutevar8x32_epi32(_mm256_srl_epi64(summ, cnt), pack); |
| _mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), _mm256_castsi256_si128(summ))); |
| } |
| } |
| else { /* order == 3 */ |
| __m256i q0, q1, q2; |
| q0 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[0 ])); |
| q1 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[1 ])); |
| q2 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[2 ])); |
| |
| for(i = 0; i < (int)data_len-3; i+=4) { |
| __m256i summ, mull; |
| summ = _mm256_mul_epi32(q2, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-3 )))); |
| mull = _mm256_mul_epi32(q1, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-2 )))); summ = _mm256_add_epi64(summ, mull); |
| mull = _mm256_mul_epi32(q0, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-1 )))); summ = _mm256_add_epi64(summ, mull); |
| summ = _mm256_permutevar8x32_epi32(_mm256_srl_epi64(summ, cnt), pack); |
| _mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), _mm256_castsi256_si128(summ))); |
| } |
| } |
| } |
| else { |
| if(order == 2) { |
| __m256i q0, q1; |
| q0 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[0 ])); |
| q1 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[1 ])); |
| |
| for(i = 0; i < (int)data_len-3; i+=4) { |
| __m256i summ, mull; |
| summ = _mm256_mul_epi32(q1, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-2 )))); |
| mull = _mm256_mul_epi32(q0, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-1 )))); summ = _mm256_add_epi64(summ, mull); |
| summ = _mm256_permutevar8x32_epi32(_mm256_srl_epi64(summ, cnt), pack); |
| _mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), _mm256_castsi256_si128(summ))); |
| } |
| } |
| else { /* order == 1 */ |
| __m256i q0; |
| q0 = _mm256_cvtepu32_epi64(_mm_set1_epi32(qlp_coeff[0 ])); |
| |
| for(i = 0; i < (int)data_len-3; i+=4) { |
| __m256i summ; |
| summ = _mm256_mul_epi32(q0, _mm256_cvtepu32_epi64(_mm_loadu_si128((const __m128i*)(data+i-1 )))); |
| summ = _mm256_permutevar8x32_epi32(_mm256_srl_epi64(summ, cnt), pack); |
| _mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), _mm256_castsi256_si128(summ))); |
| } |
| } |
| } |
| } |
| for(; i < (int)data_len; i++) { |
| sum = 0; |
| switch(order) { |
| case 12: sum += qlp_coeff[11] * (FLAC__int64)data[i-12]; /* Falls through. */ |
| case 11: sum += qlp_coeff[10] * (FLAC__int64)data[i-11]; /* Falls through. */ |
| case 10: sum += qlp_coeff[ 9] * (FLAC__int64)data[i-10]; /* Falls through. */ |
| case 9: sum += qlp_coeff[ 8] * (FLAC__int64)data[i- 9]; /* Falls through. */ |
| case 8: sum += qlp_coeff[ 7] * (FLAC__int64)data[i- 8]; /* Falls through. */ |
| case 7: sum += qlp_coeff[ 6] * (FLAC__int64)data[i- 7]; /* Falls through. */ |
| case 6: sum += qlp_coeff[ 5] * (FLAC__int64)data[i- 6]; /* Falls through. */ |
| case 5: sum += qlp_coeff[ 4] * (FLAC__int64)data[i- 5]; /* Falls through. */ |
| case 4: sum += qlp_coeff[ 3] * (FLAC__int64)data[i- 4]; /* Falls through. */ |
| case 3: sum += qlp_coeff[ 2] * (FLAC__int64)data[i- 3]; /* Falls through. */ |
| case 2: sum += qlp_coeff[ 1] * (FLAC__int64)data[i- 2]; /* Falls through. */ |
| case 1: sum += qlp_coeff[ 0] * (FLAC__int64)data[i- 1]; |
| } |
| residual[i] = data[i] - (FLAC__int32)(sum >> lp_quantization); |
| } |
| } |
| else { /* order > 12 */ |
| for(i = 0; i < (int)data_len; i++) { |
| sum = 0; |
| switch(order) { |
| case 32: sum += qlp_coeff[31] * (FLAC__int64)data[i-32]; /* Falls through. */ |
| case 31: sum += qlp_coeff[30] * (FLAC__int64)data[i-31]; /* Falls through. */ |
| case 30: sum += qlp_coeff[29] * (FLAC__int64)data[i-30]; /* Falls through. */ |
| case 29: sum += qlp_coeff[28] * (FLAC__int64)data[i-29]; /* Falls through. */ |
| case 28: sum += qlp_coeff[27] * (FLAC__int64)data[i-28]; /* Falls through. */ |
| case 27: sum += qlp_coeff[26] * (FLAC__int64)data[i-27]; /* Falls through. */ |
| case 26: sum += qlp_coeff[25] * (FLAC__int64)data[i-26]; /* Falls through. */ |
| case 25: sum += qlp_coeff[24] * (FLAC__int64)data[i-25]; /* Falls through. */ |
| case 24: sum += qlp_coeff[23] * (FLAC__int64)data[i-24]; /* Falls through. */ |
| case 23: sum += qlp_coeff[22] * (FLAC__int64)data[i-23]; /* Falls through. */ |
| case 22: sum += qlp_coeff[21] * (FLAC__int64)data[i-22]; /* Falls through. */ |
| case 21: sum += qlp_coeff[20] * (FLAC__int64)data[i-21]; /* Falls through. */ |
| case 20: sum += qlp_coeff[19] * (FLAC__int64)data[i-20]; /* Falls through. */ |
| case 19: sum += qlp_coeff[18] * (FLAC__int64)data[i-19]; /* Falls through. */ |
| case 18: sum += qlp_coeff[17] * (FLAC__int64)data[i-18]; /* Falls through. */ |
| case 17: sum += qlp_coeff[16] * (FLAC__int64)data[i-17]; /* Falls through. */ |
| case 16: sum += qlp_coeff[15] * (FLAC__int64)data[i-16]; /* Falls through. */ |
| case 15: sum += qlp_coeff[14] * (FLAC__int64)data[i-15]; /* Falls through. */ |
| case 14: sum += qlp_coeff[13] * (FLAC__int64)data[i-14]; /* Falls through. */ |
| case 13: sum += qlp_coeff[12] * (FLAC__int64)data[i-13]; |
| sum += qlp_coeff[11] * (FLAC__int64)data[i-12]; |
| sum += qlp_coeff[10] * (FLAC__int64)data[i-11]; |
| sum += qlp_coeff[ 9] * (FLAC__int64)data[i-10]; |
| sum += qlp_coeff[ 8] * (FLAC__int64)data[i- 9]; |
| sum += qlp_coeff[ 7] * (FLAC__int64)data[i- 8]; |
| sum += qlp_coeff[ 6] * (FLAC__int64)data[i- 7]; |
| sum += qlp_coeff[ 5] * (FLAC__int64)data[i- 6]; |
| sum += qlp_coeff[ 4] * (FLAC__int64)data[i- 5]; |
| sum += qlp_coeff[ 3] * (FLAC__int64)data[i- 4]; |
| sum += qlp_coeff[ 2] * (FLAC__int64)data[i- 3]; |
| sum += qlp_coeff[ 1] * (FLAC__int64)data[i- 2]; |
| sum += qlp_coeff[ 0] * (FLAC__int64)data[i- 1]; |
| } |
| residual[i] = data[i] - (FLAC__int32)(sum >> lp_quantization); |
| } |
| } |
| _mm256_zeroupper(); |
| } |
| |
| #endif /* FLAC__AVX2_SUPPORTED */ |
| #endif /* (FLAC__CPU_IA32 || FLAC__CPU_X86_64) && FLAC__HAS_X86INTRIN */ |
| #endif /* FLAC__NO_ASM */ |
| #endif /* FLAC__INTEGER_ONLY_LIBRARY */ |