/* 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__SSE4_1_SUPPORTED
#include "FLAC/assert.h"
#include "FLAC/format.h"
#include <smmintrin.h> /* SSE4.1 */
#if defined FLAC__CPU_IA32 /* unused for x64 */
#define RESIDUAL64_RESULT(xmmN) residual[i] = data[i] - _mm_cvtsi128_si32(_mm_srl_epi64(xmmN, cnt))
#define RESIDUAL64_RESULT1(xmmN) residual[i] = data[i] - _mm_cvtsi128_si32(_mm_srli_epi64(xmmN, lp_quantization))
FLAC__SSE_TARGET("sse4.1")
void FLAC__lpc_compute_residual_from_qlp_coefficients_wide_intrin_sse41(const FLAC__int32 *data, unsigned data_len, const FLAC__int32 qlp_coeff[], unsigned order, int lp_quantization, FLAC__int32 residual[])
{
int i;
__m128i cnt = _mm_cvtsi32_si128(lp_quantization);
FLAC__ASSERT(order > 0);
FLAC__ASSERT(order <= 32);
FLAC__ASSERT(lp_quantization <= 32); /* there's no _mm_sra_epi64() so we have to use _mm_srl_epi64() */
if(order <= 12) {
if(order > 8) { /* order == 9, 10, 11, 12 */
if(order > 10) { /* order == 11, 12 */
if(order == 12) {
__m128i xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7;
xmm0 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0)); // 0 0 q[1] q[0]
xmm1 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2)); // 0 0 q[3] q[2]
xmm2 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+4)); // 0 0 q[5] q[4]
xmm3 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+6)); // 0 0 q[7] q[6]
xmm4 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+8)); // 0 0 q[9] q[8]
xmm5 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+10)); // 0 0 q[11] q[10]
xmm0 = _mm_shuffle_epi32(xmm0, _MM_SHUFFLE(3,1,2,0)); // 0 q[1] 0 q[0]
xmm1 = _mm_shuffle_epi32(xmm1, _MM_SHUFFLE(3,1,2,0)); // 0 q[3] 0 q[2]
xmm2 = _mm_shuffle_epi32(xmm2, _MM_SHUFFLE(3,1,2,0)); // 0 q[5] 0 q[4]
xmm3 = _mm_shuffle_epi32(xmm3, _MM_SHUFFLE(3,1,2,0)); // 0 q[7] 0 q[6]
xmm4 = _mm_shuffle_epi32(xmm4, _MM_SHUFFLE(3,1,2,0)); // 0 q[9] 0 q[8]
xmm5 = _mm_shuffle_epi32(xmm5, _MM_SHUFFLE(3,1,2,0)); // 0 q[11] 0 q[10]
for(i = 0; i < (int)data_len; i++) {
//sum = 0;
//sum += qlp_coeff[11] * (FLAC__int64)data[i-12];
//sum += qlp_coeff[10] * (FLAC__int64)data[i-11];
xmm7 = _mm_loadl_epi64((const __m128i*)(data+i-12)); // 0 0 d[i-11] d[i-12]
xmm7 = _mm_shuffle_epi32(xmm7, _MM_SHUFFLE(2,0,3,1)); // 0 d[i-12] 0 d[i-11]
xmm7 = _mm_mul_epi32(xmm7, xmm5);
//sum += qlp_coeff[9] * (FLAC__int64)data[i-10];
//sum += qlp_coeff[8] * (FLAC__int64)data[i-9];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-10));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm4);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[7] * (FLAC__int64)data[i-8];
//sum += qlp_coeff[6] * (FLAC__int64)data[i-7];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-8));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm3);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[5] * (FLAC__int64)data[i-6];
//sum += qlp_coeff[4] * (FLAC__int64)data[i-5];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-6));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm2);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[3] * (FLAC__int64)data[i-4];
//sum += qlp_coeff[2] * (FLAC__int64)data[i-3];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-4));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm1);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[1] * (FLAC__int64)data[i-2];
//sum += qlp_coeff[0] * (FLAC__int64)data[i-1];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-2));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm0);
xmm7 = _mm_add_epi64(xmm7, xmm6);
xmm7 = _mm_add_epi64(xmm7, _mm_srli_si128(xmm7, 8));
RESIDUAL64_RESULT1(xmm7);
}
}
else { /* order == 11 */
__m128i xmm0, xmm1, xmm2, xmm3, xmm4, xmm5, xmm6, xmm7;
xmm0 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
xmm1 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
xmm2 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+4));
xmm3 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+6));
xmm4 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+8));
xmm5 = _mm_cvtsi32_si128(qlp_coeff[10]);
xmm0 = _mm_shuffle_epi32(xmm0, _MM_SHUFFLE(3,1,2,0));
xmm1 = _mm_shuffle_epi32(xmm1, _MM_SHUFFLE(3,1,2,0));
xmm2 = _mm_shuffle_epi32(xmm2, _MM_SHUFFLE(3,1,2,0));
xmm3 = _mm_shuffle_epi32(xmm3, _MM_SHUFFLE(3,1,2,0));
xmm4 = _mm_shuffle_epi32(xmm4, _MM_SHUFFLE(3,1,2,0));
for(i = 0; i < (int)data_len; i++) {
//sum = 0;
//sum = qlp_coeff[10] * (FLAC__int64)data[i-11];
xmm7 = _mm_cvtsi32_si128(data[i-11]);
xmm7 = _mm_mul_epi32(xmm7, xmm5);
//sum += qlp_coeff[9] * (FLAC__int64)data[i-10];
//sum += qlp_coeff[8] * (FLAC__int64)data[i-9];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-10));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm4);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[7] * (FLAC__int64)data[i-8];
//sum += qlp_coeff[6] * (FLAC__int64)data[i-7];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-8));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm3);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[5] * (FLAC__int64)data[i-6];
//sum += qlp_coeff[4] * (FLAC__int64)data[i-5];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-6));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm2);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[3] * (FLAC__int64)data[i-4];
//sum += qlp_coeff[2] * (FLAC__int64)data[i-3];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-4));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm1);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[1] * (FLAC__int64)data[i-2];
//sum += qlp_coeff[0] * (FLAC__int64)data[i-1];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-2));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm0);
xmm7 = _mm_add_epi64(xmm7, xmm6);
xmm7 = _mm_add_epi64(xmm7, _mm_srli_si128(xmm7, 8));
RESIDUAL64_RESULT1(xmm7);
}
}
}
else { /* order == 9, 10 */
if(order == 10) {
__m128i xmm0, xmm1, xmm2, xmm3, xmm4, xmm6, xmm7;
xmm0 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
xmm1 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
xmm2 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+4));
xmm3 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+6));
xmm4 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+8));
xmm0 = _mm_shuffle_epi32(xmm0, _MM_SHUFFLE(3,1,2,0));
xmm1 = _mm_shuffle_epi32(xmm1, _MM_SHUFFLE(3,1,2,0));
xmm2 = _mm_shuffle_epi32(xmm2, _MM_SHUFFLE(3,1,2,0));
xmm3 = _mm_shuffle_epi32(xmm3, _MM_SHUFFLE(3,1,2,0));
xmm4 = _mm_shuffle_epi32(xmm4, _MM_SHUFFLE(3,1,2,0));
for(i = 0; i < (int)data_len; i++) {
//sum = 0;
//sum += qlp_coeff[9] * (FLAC__int64)data[i-10];
//sum += qlp_coeff[8] * (FLAC__int64)data[i-9];
xmm7 = _mm_loadl_epi64((const __m128i*)(data+i-10));
xmm7 = _mm_shuffle_epi32(xmm7, _MM_SHUFFLE(2,0,3,1));
xmm7 = _mm_mul_epi32(xmm7, xmm4);
//sum += qlp_coeff[7] * (FLAC__int64)data[i-8];
//sum += qlp_coeff[6] * (FLAC__int64)data[i-7];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-8));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm3);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[5] * (FLAC__int64)data[i-6];
//sum += qlp_coeff[4] * (FLAC__int64)data[i-5];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-6));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm2);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[3] * (FLAC__int64)data[i-4];
//sum += qlp_coeff[2] * (FLAC__int64)data[i-3];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-4));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm1);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[1] * (FLAC__int64)data[i-2];
//sum += qlp_coeff[0] * (FLAC__int64)data[i-1];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-2));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm0);
xmm7 = _mm_add_epi64(xmm7, xmm6);
xmm7 = _mm_add_epi64(xmm7, _mm_srli_si128(xmm7, 8));
RESIDUAL64_RESULT(xmm7);
}
}
else { /* order == 9 */
__m128i xmm0, xmm1, xmm2, xmm3, xmm4, xmm6, xmm7;
xmm0 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
xmm1 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
xmm2 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+4));
xmm3 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+6));
xmm4 = _mm_cvtsi32_si128(qlp_coeff[8]);
xmm0 = _mm_shuffle_epi32(xmm0, _MM_SHUFFLE(3,1,2,0));
xmm1 = _mm_shuffle_epi32(xmm1, _MM_SHUFFLE(3,1,2,0));
xmm2 = _mm_shuffle_epi32(xmm2, _MM_SHUFFLE(3,1,2,0));
xmm3 = _mm_shuffle_epi32(xmm3, _MM_SHUFFLE(3,1,2,0));
for(i = 0; i < (int)data_len; i++) {
//sum = 0;
//sum = qlp_coeff[8] * (FLAC__int64)data[i-9];
xmm7 = _mm_cvtsi32_si128(data[i-9]);
xmm7 = _mm_mul_epi32(xmm7, xmm4);
//sum += qlp_coeff[7] * (FLAC__int64)data[i-8];
//sum += qlp_coeff[6] * (FLAC__int64)data[i-7];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-8));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm3);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[5] * (FLAC__int64)data[i-6];
//sum += qlp_coeff[4] * (FLAC__int64)data[i-5];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-6));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm2);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[3] * (FLAC__int64)data[i-4];
//sum += qlp_coeff[2] * (FLAC__int64)data[i-3];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-4));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm1);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[1] * (FLAC__int64)data[i-2];
//sum += qlp_coeff[0] * (FLAC__int64)data[i-1];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-2));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm0);
xmm7 = _mm_add_epi64(xmm7, xmm6);
xmm7 = _mm_add_epi64(xmm7, _mm_srli_si128(xmm7, 8));
RESIDUAL64_RESULT(xmm7);
}
}
}
}
else if(order > 4) { /* order == 5, 6, 7, 8 */
if(order > 6) { /* order == 7, 8 */
if(order == 8) {
__m128i xmm0, xmm1, xmm2, xmm3, xmm6, xmm7;
xmm0 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
xmm1 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
xmm2 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+4));
xmm3 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+6));
xmm0 = _mm_shuffle_epi32(xmm0, _MM_SHUFFLE(3,1,2,0));
xmm1 = _mm_shuffle_epi32(xmm1, _MM_SHUFFLE(3,1,2,0));
xmm2 = _mm_shuffle_epi32(xmm2, _MM_SHUFFLE(3,1,2,0));
xmm3 = _mm_shuffle_epi32(xmm3, _MM_SHUFFLE(3,1,2,0));
for(i = 0; i < (int)data_len; i++) {
//sum = 0;
//sum += qlp_coeff[7] * (FLAC__int64)data[i-8];
//sum += qlp_coeff[6] * (FLAC__int64)data[i-7];
xmm7 = _mm_loadl_epi64((const __m128i*)(data+i-8));
xmm7 = _mm_shuffle_epi32(xmm7, _MM_SHUFFLE(2,0,3,1));
xmm7 = _mm_mul_epi32(xmm7, xmm3);
//sum += qlp_coeff[5] * (FLAC__int64)data[i-6];
//sum += qlp_coeff[4] * (FLAC__int64)data[i-5];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-6));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm2);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[3] * (FLAC__int64)data[i-4];
//sum += qlp_coeff[2] * (FLAC__int64)data[i-3];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-4));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm1);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[1] * (FLAC__int64)data[i-2];
//sum += qlp_coeff[0] * (FLAC__int64)data[i-1];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-2));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm0);
xmm7 = _mm_add_epi64(xmm7, xmm6);
xmm7 = _mm_add_epi64(xmm7, _mm_srli_si128(xmm7, 8));
RESIDUAL64_RESULT(xmm7);
}
}
else { /* order == 7 */
__m128i xmm0, xmm1, xmm2, xmm3, xmm6, xmm7;
xmm0 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
xmm1 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
xmm2 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+4));
xmm3 = _mm_cvtsi32_si128(qlp_coeff[6]);
xmm0 = _mm_shuffle_epi32(xmm0, _MM_SHUFFLE(3,1,2,0));
xmm1 = _mm_shuffle_epi32(xmm1, _MM_SHUFFLE(3,1,2,0));
xmm2 = _mm_shuffle_epi32(xmm2, _MM_SHUFFLE(3,1,2,0));
for(i = 0; i < (int)data_len; i++) {
//sum = 0;
//sum = qlp_coeff[6] * (FLAC__int64)data[i-7];
xmm7 = _mm_cvtsi32_si128(data[i-7]);
xmm7 = _mm_mul_epi32(xmm7, xmm3);
//sum += qlp_coeff[5] * (FLAC__int64)data[i-6];
//sum += qlp_coeff[4] * (FLAC__int64)data[i-5];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-6));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm2);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[3] * (FLAC__int64)data[i-4];
//sum += qlp_coeff[2] * (FLAC__int64)data[i-3];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-4));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm1);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[1] * (FLAC__int64)data[i-2];
//sum += qlp_coeff[0] * (FLAC__int64)data[i-1];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-2));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm0);
xmm7 = _mm_add_epi64(xmm7, xmm6);
xmm7 = _mm_add_epi64(xmm7, _mm_srli_si128(xmm7, 8));
RESIDUAL64_RESULT(xmm7);
}
}
}
else { /* order == 5, 6 */
if(order == 6) {
__m128i xmm0, xmm1, xmm2, xmm6, xmm7;
xmm0 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
xmm1 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
xmm2 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+4));
xmm0 = _mm_shuffle_epi32(xmm0, _MM_SHUFFLE(3,1,2,0));
xmm1 = _mm_shuffle_epi32(xmm1, _MM_SHUFFLE(3,1,2,0));
xmm2 = _mm_shuffle_epi32(xmm2, _MM_SHUFFLE(3,1,2,0));
for(i = 0; i < (int)data_len; i++) {
//sum = 0;
//sum += qlp_coeff[5] * (FLAC__int64)data[i-6];
//sum += qlp_coeff[4] * (FLAC__int64)data[i-5];
xmm7 = _mm_loadl_epi64((const __m128i*)(data+i-6));
xmm7 = _mm_shuffle_epi32(xmm7, _MM_SHUFFLE(2,0,3,1));
xmm7 = _mm_mul_epi32(xmm7, xmm2);
//sum += qlp_coeff[3] * (FLAC__int64)data[i-4];
//sum += qlp_coeff[2] * (FLAC__int64)data[i-3];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-4));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm1);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[1] * (FLAC__int64)data[i-2];
//sum += qlp_coeff[0] * (FLAC__int64)data[i-1];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-2));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm0);
xmm7 = _mm_add_epi64(xmm7, xmm6);
xmm7 = _mm_add_epi64(xmm7, _mm_srli_si128(xmm7, 8));
RESIDUAL64_RESULT(xmm7);
}
}
else { /* order == 5 */
__m128i xmm0, xmm1, xmm2, xmm6, xmm7;
xmm0 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
xmm1 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
xmm2 = _mm_cvtsi32_si128(qlp_coeff[4]);
xmm0 = _mm_shuffle_epi32(xmm0, _MM_SHUFFLE(3,1,2,0));
xmm1 = _mm_shuffle_epi32(xmm1, _MM_SHUFFLE(3,1,2,0));
for(i = 0; i < (int)data_len; i++) {
//sum = 0;
//sum = qlp_coeff[4] * (FLAC__int64)data[i-5];
xmm7 = _mm_cvtsi32_si128(data[i-5]);
xmm7 = _mm_mul_epi32(xmm7, xmm2);
//sum += qlp_coeff[3] * (FLAC__int64)data[i-4];
//sum += qlp_coeff[2] * (FLAC__int64)data[i-3];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-4));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm1);
xmm7 = _mm_add_epi64(xmm7, xmm6);
//sum += qlp_coeff[1] * (FLAC__int64)data[i-2];
//sum += qlp_coeff[0] * (FLAC__int64)data[i-1];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-2));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm0);
xmm7 = _mm_add_epi64(xmm7, xmm6);
xmm7 = _mm_add_epi64(xmm7, _mm_srli_si128(xmm7, 8));
RESIDUAL64_RESULT(xmm7);
}
}
}
}
else { /* order == 1, 2, 3, 4 */
if(order > 2) { /* order == 3, 4 */
if(order == 4) {
__m128i xmm0, xmm1, xmm6, xmm7;
xmm0 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
xmm1 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
xmm0 = _mm_shuffle_epi32(xmm0, _MM_SHUFFLE(3,1,2,0));
xmm1 = _mm_shuffle_epi32(xmm1, _MM_SHUFFLE(3,1,2,0));
for(i = 0; i < (int)data_len; i++) {
//sum = 0;
//sum += qlp_coeff[3] * (FLAC__int64)data[i-4];
//sum += qlp_coeff[2] * (FLAC__int64)data[i-3];
xmm7 = _mm_loadl_epi64((const __m128i*)(data+i-4));
xmm7 = _mm_shuffle_epi32(xmm7, _MM_SHUFFLE(2,0,3,1));
xmm7 = _mm_mul_epi32(xmm7, xmm1);
//sum += qlp_coeff[1] * (FLAC__int64)data[i-2];
//sum += qlp_coeff[0] * (FLAC__int64)data[i-1];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-2));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm0);
xmm7 = _mm_add_epi64(xmm7, xmm6);
xmm7 = _mm_add_epi64(xmm7, _mm_srli_si128(xmm7, 8));
RESIDUAL64_RESULT(xmm7);
}
}
else { /* order == 3 */
__m128i xmm0, xmm1, xmm6, xmm7;
xmm0 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
xmm1 = _mm_cvtsi32_si128(qlp_coeff[2]);
xmm0 = _mm_shuffle_epi32(xmm0, _MM_SHUFFLE(3,1,2,0));
for(i = 0; i < (int)data_len; i++) {
//sum = 0;
//sum = qlp_coeff[2] * (FLAC__int64)data[i-3];
xmm7 = _mm_cvtsi32_si128(data[i-3]);
xmm7 = _mm_mul_epi32(xmm7, xmm1);
//sum += qlp_coeff[1] * (FLAC__int64)data[i-2];
//sum += qlp_coeff[0] * (FLAC__int64)data[i-1];
xmm6 = _mm_loadl_epi64((const __m128i*)(data+i-2));
xmm6 = _mm_shuffle_epi32(xmm6, _MM_SHUFFLE(2,0,3,1));
xmm6 = _mm_mul_epi32(xmm6, xmm0);
xmm7 = _mm_add_epi64(xmm7, xmm6);
xmm7 = _mm_add_epi64(xmm7, _mm_srli_si128(xmm7, 8));
RESIDUAL64_RESULT(xmm7);
}
}
}
else { /* order == 1, 2 */
if(order == 2) {
__m128i xmm0, xmm7;
xmm0 = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
xmm0 = _mm_shuffle_epi32(xmm0, _MM_SHUFFLE(3,1,2,0));
for(i = 0; i < (int)data_len; i++) {
//sum = 0;
//sum += qlp_coeff[1] * (FLAC__int64)data[i-2];
//sum += qlp_coeff[0] * (FLAC__int64)data[i-1];
xmm7 = _mm_loadl_epi64((const __m128i*)(data+i-2));
xmm7 = _mm_shuffle_epi32(xmm7, _MM_SHUFFLE(2,0,3,1));
xmm7 = _mm_mul_epi32(xmm7, xmm0);
xmm7 = _mm_add_epi64(xmm7, _mm_srli_si128(xmm7, 8));
RESIDUAL64_RESULT(xmm7);
}
}
else { /* order == 1 */
__m128i xmm0, xmm7;
xmm0 = _mm_cvtsi32_si128(qlp_coeff[0]);
for(i = 0; i < (int)data_len; i++) {
//sum = qlp_coeff[0] * (FLAC__int64)data[i-1];
xmm7 = _mm_cvtsi32_si128(data[i-1]);
xmm7 = _mm_mul_epi32(xmm7, xmm0);
RESIDUAL64_RESULT(xmm7);
}
}
}
}
}
else { /* order > 12 */
FLAC__int64 sum;
for(i = 0; i < (int)data_len; i++) {
sum = 0;
switch(order) {
case 32: sum += qlp_coeff[31] * (FLAC__int64)data[i-32];
case 31: sum += qlp_coeff[30] * (FLAC__int64)data[i-31];
case 30: sum += qlp_coeff[29] * (FLAC__int64)data[i-30];
case 29: sum += qlp_coeff[28] * (FLAC__int64)data[i-29];
case 28: sum += qlp_coeff[27] * (FLAC__int64)data[i-28];
case 27: sum += qlp_coeff[26] * (FLAC__int64)data[i-27];
case 26: sum += qlp_coeff[25] * (FLAC__int64)data[i-26];
case 25: sum += qlp_coeff[24] * (FLAC__int64)data[i-25];
case 24: sum += qlp_coeff[23] * (FLAC__int64)data[i-24];
case 23: sum += qlp_coeff[22] * (FLAC__int64)data[i-23];
case 22: sum += qlp_coeff[21] * (FLAC__int64)data[i-22];
case 21: sum += qlp_coeff[20] * (FLAC__int64)data[i-21];
case 20: sum += qlp_coeff[19] * (FLAC__int64)data[i-20];
case 19: sum += qlp_coeff[18] * (FLAC__int64)data[i-19];
case 18: sum += qlp_coeff[17] * (FLAC__int64)data[i-18];
case 17: sum += qlp_coeff[16] * (FLAC__int64)data[i-17];
case 16: sum += qlp_coeff[15] * (FLAC__int64)data[i-16];
case 15: sum += qlp_coeff[14] * (FLAC__int64)data[i-15];
case 14: sum += qlp_coeff[13] * (FLAC__int64)data[i-14];
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);
}
}
}
FLAC__SSE_TARGET("sse4.1")
void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], unsigned data_len, const FLAC__int32 qlp_coeff[], unsigned order, int lp_quantization, FLAC__int32 data[])
{
int i;
__m128i cnt = _mm_cvtsi32_si128(lp_quantization);
if (!data_len)
return;
FLAC__ASSERT(order > 0);
FLAC__ASSERT(order <= 32);
FLAC__ASSERT(lp_quantization <= 32); /* there's no _mm_sra_epi64() so we have to use _mm_srl_epi64() */
if(order <= 12) {
if(order > 8) { /* order == 9, 10, 11, 12 */
if(order > 10) { /* order == 11, 12 */
__m128i qlp[6], dat[6];
__m128i summ, temp;
qlp[0] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0)); // 0 0 q[1] q[0]
qlp[1] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2)); // 0 0 q[3] q[2]
qlp[2] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+4)); // 0 0 q[5] q[4]
qlp[3] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+6)); // 0 0 q[7] q[6]
qlp[4] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+8)); // 0 0 q[9] q[8]
if (order == 12)
qlp[5] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+10)); // 0 0 q[11] q[10]
else
qlp[5] = _mm_cvtsi32_si128(qlp_coeff[10]); // 0 0 0 q[10]
qlp[0] = _mm_shuffle_epi32(qlp[0], _MM_SHUFFLE(2,0,3,1)); // 0 q[0] 0 q[1]
qlp[1] = _mm_shuffle_epi32(qlp[1], _MM_SHUFFLE(2,0,3,1)); // 0 q[2] 0 q[3]
qlp[2] = _mm_shuffle_epi32(qlp[2], _MM_SHUFFLE(2,0,3,1)); // 0 q[4] 0 q[5]
qlp[3] = _mm_shuffle_epi32(qlp[3], _MM_SHUFFLE(2,0,3,1)); // 0 q[5] 0 q[7]
qlp[4] = _mm_shuffle_epi32(qlp[4], _MM_SHUFFLE(2,0,3,1)); // 0 q[8] 0 q[9]
qlp[5] = _mm_shuffle_epi32(qlp[5], _MM_SHUFFLE(2,0,3,1)); // 0 q[10] 0 q[11]
dat[5] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-12))); // ? d[i-11] ? d[i-12]
dat[4] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-10))); // ? d[i-9] ? d[i-10]
dat[3] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-8 ))); // ? d[i-7] ? d[i-8]
dat[2] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-6 ))); // ? d[i-5] ? d[i-6]
dat[1] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-4 ))); // ? d[i-3] ? d[i-4]
dat[0] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-2 ))); // ? d[i-1] ? d[i-2]
summ = _mm_mul_epi32(dat[5], qlp[5]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[4], qlp[4]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[3], qlp[3]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[2], qlp[2]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[1], qlp[1]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[0], qlp[0]));
summ = _mm_add_epi64(summ, _mm_srli_si128(summ, 8)); // ?_64 sum_64
summ = _mm_srl_epi64(summ, cnt); // ?_64 (sum >> lp_quantization)_64 == ?_32 ?_32 ?_32 (sum >> lp_quantization)_32
temp = _mm_cvtsi32_si128(residual[0]); // 0 0 0 r[i]
temp = _mm_add_epi32(temp, summ); // ? ? ? d[i]
data[0] = _mm_cvtsi128_si32(temp);
for(i = 1; i < (int)data_len; i++) {
dat[5] = _mm_alignr_epi8(dat[4], dat[5], 8); // ? d[i-10] ? d[i-11]
dat[4] = _mm_alignr_epi8(dat[3], dat[4], 8); // ? d[i-8] ? d[i-9]
dat[3] = _mm_alignr_epi8(dat[2], dat[3], 8); // ? d[i-6] ? d[i-7]
dat[2] = _mm_alignr_epi8(dat[1], dat[2], 8); // ? d[i-4] ? d[i-5]
dat[1] = _mm_alignr_epi8(dat[0], dat[1], 8); // ? d[i-2] ? d[i-3]
dat[0] = _mm_alignr_epi8(temp, dat[0], 8); // ? d[i ] ? d[i-1]
summ = _mm_mul_epi32(dat[5], qlp[5]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[4], qlp[4]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[3], qlp[3]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[2], qlp[2]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[1], qlp[1]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[0], qlp[0]));
summ = _mm_add_epi64(summ, _mm_srli_si128(summ, 8)); // ?_64 sum_64
summ = _mm_srl_epi64(summ, cnt); // ?_64 (sum >> lp_quantization)_64 == ?_32 ?_32 ?_32 (sum >> lp_quantization)_32
temp = _mm_cvtsi32_si128(residual[i]); // 0 0 0 r[i]
temp = _mm_add_epi32(temp, summ); // ? ? ? d[i]
data[i] = _mm_cvtsi128_si32(temp);
}
}
else { /* order == 9, 10 */
__m128i qlp[5], dat[5];
__m128i summ, temp;
qlp[0] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
qlp[1] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
qlp[2] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+4));
qlp[3] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+6));
if (order == 10)
qlp[4] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+8));
else
qlp[4] = _mm_cvtsi32_si128(qlp_coeff[8]);
qlp[0] = _mm_shuffle_epi32(qlp[0], _MM_SHUFFLE(2,0,3,1));
qlp[1] = _mm_shuffle_epi32(qlp[1], _MM_SHUFFLE(2,0,3,1));
qlp[2] = _mm_shuffle_epi32(qlp[2], _MM_SHUFFLE(2,0,3,1));
qlp[3] = _mm_shuffle_epi32(qlp[3], _MM_SHUFFLE(2,0,3,1));
qlp[4] = _mm_shuffle_epi32(qlp[4], _MM_SHUFFLE(2,0,3,1));
dat[4] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-10)));
dat[3] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-8 )));
dat[2] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-6 )));
dat[1] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-4 )));
dat[0] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-2 )));
summ = _mm_mul_epi32(dat[4], qlp[4]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[3], qlp[3]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[2], qlp[2]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[1], qlp[1]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[0], qlp[0]));
summ = _mm_add_epi64(summ, _mm_srli_si128(summ, 8));
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[0]);
temp = _mm_add_epi32(temp, summ);
data[0] = _mm_cvtsi128_si32(temp);
for(i = 1; i < (int)data_len; i++) {
dat[4] = _mm_alignr_epi8(dat[3], dat[4], 8);
dat[3] = _mm_alignr_epi8(dat[2], dat[3], 8);
dat[2] = _mm_alignr_epi8(dat[1], dat[2], 8);
dat[1] = _mm_alignr_epi8(dat[0], dat[1], 8);
dat[0] = _mm_alignr_epi8(temp, dat[0], 8);
summ = _mm_mul_epi32(dat[4], qlp[4]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[3], qlp[3]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[2], qlp[2]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[1], qlp[1]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[0], qlp[0]));
summ = _mm_add_epi64(summ, _mm_srli_si128(summ, 8));
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[i]);
temp = _mm_add_epi32(temp, summ);
data[i] = _mm_cvtsi128_si32(temp);
}
}
}
else if(order > 4) { /* order == 5, 6, 7, 8 */
if(order > 6) { /* order == 7, 8 */
__m128i qlp[4], dat[4];
__m128i summ, temp;
qlp[0] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
qlp[1] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
qlp[2] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+4));
if (order == 8)
qlp[3] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+6));
else
qlp[3] = _mm_cvtsi32_si128(qlp_coeff[6]);
qlp[0] = _mm_shuffle_epi32(qlp[0], _MM_SHUFFLE(2,0,3,1));
qlp[1] = _mm_shuffle_epi32(qlp[1], _MM_SHUFFLE(2,0,3,1));
qlp[2] = _mm_shuffle_epi32(qlp[2], _MM_SHUFFLE(2,0,3,1));
qlp[3] = _mm_shuffle_epi32(qlp[3], _MM_SHUFFLE(2,0,3,1));
dat[3] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-8 )));
dat[2] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-6 )));
dat[1] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-4 )));
dat[0] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-2 )));
summ = _mm_mul_epi32(dat[3], qlp[3]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[2], qlp[2]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[1], qlp[1]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[0], qlp[0]));
summ = _mm_add_epi64(summ, _mm_srli_si128(summ, 8));
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[0]);
temp = _mm_add_epi32(temp, summ);
data[0] = _mm_cvtsi128_si32(temp);
for(i = 1; i < (int)data_len; i++) {
dat[3] = _mm_alignr_epi8(dat[2], dat[3], 8);
dat[2] = _mm_alignr_epi8(dat[1], dat[2], 8);
dat[1] = _mm_alignr_epi8(dat[0], dat[1], 8);
dat[0] = _mm_alignr_epi8(temp, dat[0], 8);
summ = _mm_mul_epi32(dat[3], qlp[3]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[2], qlp[2]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[1], qlp[1]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[0], qlp[0]));
summ = _mm_add_epi64(summ, _mm_srli_si128(summ, 8));
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[i]);
temp = _mm_add_epi32(temp, summ);
data[i] = _mm_cvtsi128_si32(temp);
}
}
else { /* order == 5, 6 */
__m128i qlp[3], dat[3];
__m128i summ, temp;
qlp[0] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
qlp[1] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
if (order == 6)
qlp[2] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+4));
else
qlp[2] = _mm_cvtsi32_si128(qlp_coeff[4]);
qlp[0] = _mm_shuffle_epi32(qlp[0], _MM_SHUFFLE(2,0,3,1));
qlp[1] = _mm_shuffle_epi32(qlp[1], _MM_SHUFFLE(2,0,3,1));
qlp[2] = _mm_shuffle_epi32(qlp[2], _MM_SHUFFLE(2,0,3,1));
dat[2] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-6 )));
dat[1] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-4 )));
dat[0] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-2 )));
summ = _mm_mul_epi32(dat[2], qlp[2]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[1], qlp[1]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[0], qlp[0]));
summ = _mm_add_epi64(summ, _mm_srli_si128(summ, 8));
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[0]);
temp = _mm_add_epi32(temp, summ);
data[0] = _mm_cvtsi128_si32(temp);
for(i = 1; i < (int)data_len; i++) {
dat[2] = _mm_alignr_epi8(dat[1], dat[2], 8);
dat[1] = _mm_alignr_epi8(dat[0], dat[1], 8);
dat[0] = _mm_alignr_epi8(temp, dat[0], 8);
summ = _mm_mul_epi32(dat[2], qlp[2]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[1], qlp[1]));
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[0], qlp[0]));
summ = _mm_add_epi64(summ, _mm_srli_si128(summ, 8));
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[i]);
temp = _mm_add_epi32(temp, summ);
data[i] = _mm_cvtsi128_si32(temp);
}
}
}
else { /* order == 1, 2, 3, 4 */
if(order > 2) { /* order == 3, 4 */
__m128i qlp[2], dat[2];
__m128i summ, temp;
qlp[0] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
if (order == 4)
qlp[1] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
else
qlp[1] = _mm_cvtsi32_si128(qlp_coeff[2]);
qlp[0] = _mm_shuffle_epi32(qlp[0], _MM_SHUFFLE(2,0,3,1));
qlp[1] = _mm_shuffle_epi32(qlp[1], _MM_SHUFFLE(2,0,3,1));
dat[1] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-4 )));
dat[0] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-2 )));
summ = _mm_mul_epi32(dat[1], qlp[1]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[0], qlp[0]));
summ = _mm_add_epi64(summ, _mm_srli_si128(summ, 8));
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[0]);
temp = _mm_add_epi32(temp, summ);
data[0] = _mm_cvtsi128_si32(temp);
for(i = 1; i < (int)data_len; i++) {
dat[1] = _mm_alignr_epi8(dat[0], dat[1], 8);
dat[0] = _mm_alignr_epi8(temp, dat[0], 8);
summ = _mm_mul_epi32(dat[1], qlp[1]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[0], qlp[0]));
summ = _mm_add_epi64(summ, _mm_srli_si128(summ, 8));
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[i]);
temp = _mm_add_epi32(temp, summ);
data[i] = _mm_cvtsi128_si32(temp);
}
}
else { /* order == 1, 2 */
if(order == 2) {
__m128i qlp0, dat0;
__m128i summ, temp;
qlp0 = _mm_loadl_epi64((const __m128i*)(qlp_coeff));
qlp0 = _mm_shuffle_epi32(qlp0, _MM_SHUFFLE(2,0,3,1));
dat0 = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-2 )));
summ = _mm_mul_epi32(dat0, qlp0) ;
summ = _mm_add_epi64(summ, _mm_srli_si128(summ, 8));
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[0]);
temp = _mm_add_epi32(temp, summ);
data[0] = _mm_cvtsi128_si32(temp);
for(i = 1; i < (int)data_len; i++) {
dat0 = _mm_alignr_epi8(temp, dat0, 8);
summ = _mm_mul_epi32(dat0, qlp0) ;
summ = _mm_add_epi64(summ, _mm_srli_si128(summ, 8));
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[i]);
temp = _mm_add_epi32(temp, summ);
data[i] = _mm_cvtsi128_si32(temp);
}
}
else { /* order == 1 */
__m128i qlp0;
__m128i summ, temp;
qlp0 = _mm_cvtsi32_si128(qlp_coeff[0]);
temp = _mm_cvtsi32_si128(data[-1]);
summ = _mm_mul_epi32(temp, qlp0);
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[0]);
temp = _mm_add_epi32(temp, summ);
data[0] = _mm_cvtsi128_si32(temp);
for(i = 1; i < (int)data_len; i++) {
summ = _mm_mul_epi32(temp, qlp0) ;
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[i]);
temp = _mm_add_epi32(temp, summ);
data[i] = _mm_cvtsi128_si32(temp);
}
}
}
}
}
else { /* order > 12 */
FLAC__int64 sum;
for(i = 0; i < (int)data_len; i++) {
sum = 0;
switch(order) {
case 32: sum += qlp_coeff[31] * (FLAC__int64)data[i-32];
case 31: sum += qlp_coeff[30] * (FLAC__int64)data[i-31];
case 30: sum += qlp_coeff[29] * (FLAC__int64)data[i-30];
case 29: sum += qlp_coeff[28] * (FLAC__int64)data[i-29];
case 28: sum += qlp_coeff[27] * (FLAC__int64)data[i-28];
case 27: sum += qlp_coeff[26] * (FLAC__int64)data[i-27];
case 26: sum += qlp_coeff[25] * (FLAC__int64)data[i-26];
case 25: sum += qlp_coeff[24] * (FLAC__int64)data[i-25];
case 24: sum += qlp_coeff[23] * (FLAC__int64)data[i-24];
case 23: sum += qlp_coeff[22] * (FLAC__int64)data[i-23];
case 22: sum += qlp_coeff[21] * (FLAC__int64)data[i-22];
case 21: sum += qlp_coeff[20] * (FLAC__int64)data[i-21];
case 20: sum += qlp_coeff[19] * (FLAC__int64)data[i-20];
case 19: sum += qlp_coeff[18] * (FLAC__int64)data[i-19];
case 18: sum += qlp_coeff[17] * (FLAC__int64)data[i-18];
case 17: sum += qlp_coeff[16] * (FLAC__int64)data[i-17];
case 16: sum += qlp_coeff[15] * (FLAC__int64)data[i-16];
case 15: sum += qlp_coeff[14] * (FLAC__int64)data[i-15];
case 14: sum += qlp_coeff[13] * (FLAC__int64)data[i-14];
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];
}
data[i] = residual[i] + (FLAC__int32)(sum >> lp_quantization);
}
}
}
#endif /* defined FLAC__CPU_IA32 */
FLAC__SSE_TARGET("sse4.1")
void FLAC__lpc_compute_residual_from_qlp_coefficients_intrin_sse41(const FLAC__int32 *data, unsigned data_len, const FLAC__int32 qlp_coeff[], unsigned order, int lp_quantization, FLAC__int32 residual[])
{
int i;
FLAC__int32 sum;
__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) {
__m128i q0, q1, q2, q3, q4, q5, q6, q7, q8, q9, q10, q11;
q0 = _mm_cvtsi32_si128(qlp_coeff[0]); q0 = _mm_shuffle_epi32(q0, _MM_SHUFFLE(0,0,0,0));
q1 = _mm_cvtsi32_si128(qlp_coeff[1]); q1 = _mm_shuffle_epi32(q1, _MM_SHUFFLE(0,0,0,0));
q2 = _mm_cvtsi32_si128(qlp_coeff[2]); q2 = _mm_shuffle_epi32(q2, _MM_SHUFFLE(0,0,0,0));
q3 = _mm_cvtsi32_si128(qlp_coeff[3]); q3 = _mm_shuffle_epi32(q3, _MM_SHUFFLE(0,0,0,0));
q4 = _mm_cvtsi32_si128(qlp_coeff[4]); q4 = _mm_shuffle_epi32(q4, _MM_SHUFFLE(0,0,0,0));
q5 = _mm_cvtsi32_si128(qlp_coeff[5]); q5 = _mm_shuffle_epi32(q5, _MM_SHUFFLE(0,0,0,0));
q6 = _mm_cvtsi32_si128(qlp_coeff[6]); q6 = _mm_shuffle_epi32(q6, _MM_SHUFFLE(0,0,0,0));
q7 = _mm_cvtsi32_si128(qlp_coeff[7]); q7 = _mm_shuffle_epi32(q7, _MM_SHUFFLE(0,0,0,0));
q8 = _mm_cvtsi32_si128(qlp_coeff[8]); q8 = _mm_shuffle_epi32(q8, _MM_SHUFFLE(0,0,0,0));
q9 = _mm_cvtsi32_si128(qlp_coeff[9]); q9 = _mm_shuffle_epi32(q9, _MM_SHUFFLE(0,0,0,0));
q10 = _mm_cvtsi32_si128(qlp_coeff[10]); q10 = _mm_shuffle_epi32(q10, _MM_SHUFFLE(0,0,0,0));
q11 = _mm_cvtsi32_si128(qlp_coeff[11]); q11 = _mm_shuffle_epi32(q11, _MM_SHUFFLE(0,0,0,0));
for(i = 0; i < (int)data_len-3; i+=4) {
__m128i summ, mull;
summ = _mm_mullo_epi32(q11, _mm_loadu_si128((const __m128i*)(data+i-12)));
mull = _mm_mullo_epi32(q10, _mm_loadu_si128((const __m128i*)(data+i-11))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q9, _mm_loadu_si128((const __m128i*)(data+i-10))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q8, _mm_loadu_si128((const __m128i*)(data+i-9))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q7, _mm_loadu_si128((const __m128i*)(data+i-8))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q6, _mm_loadu_si128((const __m128i*)(data+i-7))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q5, _mm_loadu_si128((const __m128i*)(data+i-6))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q4, _mm_loadu_si128((const __m128i*)(data+i-5))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q3, _mm_loadu_si128((const __m128i*)(data+i-4))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q2, _mm_loadu_si128((const __m128i*)(data+i-3))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q1, _mm_loadu_si128((const __m128i*)(data+i-2))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q0, _mm_loadu_si128((const __m128i*)(data+i-1))); summ = _mm_add_epi32(summ, mull);
summ = _mm_sra_epi32(summ, cnt);
_mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), summ));
}
}
else { /* order == 11 */
__m128i q0, q1, q2, q3, q4, q5, q6, q7, q8, q9, q10;
q0 = _mm_cvtsi32_si128(qlp_coeff[0]); q0 = _mm_shuffle_epi32(q0, _MM_SHUFFLE(0,0,0,0));
q1 = _mm_cvtsi32_si128(qlp_coeff[1]); q1 = _mm_shuffle_epi32(q1, _MM_SHUFFLE(0,0,0,0));
q2 = _mm_cvtsi32_si128(qlp_coeff[2]); q2 = _mm_shuffle_epi32(q2, _MM_SHUFFLE(0,0,0,0));
q3 = _mm_cvtsi32_si128(qlp_coeff[3]); q3 = _mm_shuffle_epi32(q3, _MM_SHUFFLE(0,0,0,0));
q4 = _mm_cvtsi32_si128(qlp_coeff[4]); q4 = _mm_shuffle_epi32(q4, _MM_SHUFFLE(0,0,0,0));
q5 = _mm_cvtsi32_si128(qlp_coeff[5]); q5 = _mm_shuffle_epi32(q5, _MM_SHUFFLE(0,0,0,0));
q6 = _mm_cvtsi32_si128(qlp_coeff[6]); q6 = _mm_shuffle_epi32(q6, _MM_SHUFFLE(0,0,0,0));
q7 = _mm_cvtsi32_si128(qlp_coeff[7]); q7 = _mm_shuffle_epi32(q7, _MM_SHUFFLE(0,0,0,0));
q8 = _mm_cvtsi32_si128(qlp_coeff[8]); q8 = _mm_shuffle_epi32(q8, _MM_SHUFFLE(0,0,0,0));
q9 = _mm_cvtsi32_si128(qlp_coeff[9]); q9 = _mm_shuffle_epi32(q9, _MM_SHUFFLE(0,0,0,0));
q10 = _mm_cvtsi32_si128(qlp_coeff[10]); q10 = _mm_shuffle_epi32(q10, _MM_SHUFFLE(0,0,0,0));
for(i = 0; i < (int)data_len-3; i+=4) {
__m128i summ, mull;
summ = _mm_mullo_epi32(q10, _mm_loadu_si128((const __m128i*)(data+i-11)));
mull = _mm_mullo_epi32(q9, _mm_loadu_si128((const __m128i*)(data+i-10))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q8, _mm_loadu_si128((const __m128i*)(data+i-9))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q7, _mm_loadu_si128((const __m128i*)(data+i-8))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q6, _mm_loadu_si128((const __m128i*)(data+i-7))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q5, _mm_loadu_si128((const __m128i*)(data+i-6))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q4, _mm_loadu_si128((const __m128i*)(data+i-5))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q3, _mm_loadu_si128((const __m128i*)(data+i-4))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q2, _mm_loadu_si128((const __m128i*)(data+i-3))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q1, _mm_loadu_si128((const __m128i*)(data+i-2))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q0, _mm_loadu_si128((const __m128i*)(data+i-1))); summ = _mm_add_epi32(summ, mull);
summ = _mm_sra_epi32(summ, cnt);
_mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), summ));
}
}
}
else {
if(order == 10) {
__m128i q0, q1, q2, q3, q4, q5, q6, q7, q8, q9;
q0 = _mm_cvtsi32_si128(qlp_coeff[0]); q0 = _mm_shuffle_epi32(q0, _MM_SHUFFLE(0,0,0,0));
q1 = _mm_cvtsi32_si128(qlp_coeff[1]); q1 = _mm_shuffle_epi32(q1, _MM_SHUFFLE(0,0,0,0));
q2 = _mm_cvtsi32_si128(qlp_coeff[2]); q2 = _mm_shuffle_epi32(q2, _MM_SHUFFLE(0,0,0,0));
q3 = _mm_cvtsi32_si128(qlp_coeff[3]); q3 = _mm_shuffle_epi32(q3, _MM_SHUFFLE(0,0,0,0));
q4 = _mm_cvtsi32_si128(qlp_coeff[4]); q4 = _mm_shuffle_epi32(q4, _MM_SHUFFLE(0,0,0,0));
q5 = _mm_cvtsi32_si128(qlp_coeff[5]); q5 = _mm_shuffle_epi32(q5, _MM_SHUFFLE(0,0,0,0));
q6 = _mm_cvtsi32_si128(qlp_coeff[6]); q6 = _mm_shuffle_epi32(q6, _MM_SHUFFLE(0,0,0,0));
q7 = _mm_cvtsi32_si128(qlp_coeff[7]); q7 = _mm_shuffle_epi32(q7, _MM_SHUFFLE(0,0,0,0));
q8 = _mm_cvtsi32_si128(qlp_coeff[8]); q8 = _mm_shuffle_epi32(q8, _MM_SHUFFLE(0,0,0,0));
q9 = _mm_cvtsi32_si128(qlp_coeff[9]); q9 = _mm_shuffle_epi32(q9, _MM_SHUFFLE(0,0,0,0));
for(i = 0; i < (int)data_len-3; i+=4) {
__m128i summ, mull;
summ = _mm_mullo_epi32(q9, _mm_loadu_si128((const __m128i*)(data+i-10)));
mull = _mm_mullo_epi32(q8, _mm_loadu_si128((const __m128i*)(data+i-9))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q7, _mm_loadu_si128((const __m128i*)(data+i-8))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q6, _mm_loadu_si128((const __m128i*)(data+i-7))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q5, _mm_loadu_si128((const __m128i*)(data+i-6))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q4, _mm_loadu_si128((const __m128i*)(data+i-5))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q3, _mm_loadu_si128((const __m128i*)(data+i-4))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q2, _mm_loadu_si128((const __m128i*)(data+i-3))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q1, _mm_loadu_si128((const __m128i*)(data+i-2))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q0, _mm_loadu_si128((const __m128i*)(data+i-1))); summ = _mm_add_epi32(summ, mull);
summ = _mm_sra_epi32(summ, cnt);
_mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), summ));
}
}
else { /* order == 9 */
__m128i q0, q1, q2, q3, q4, q5, q6, q7, q8;
q0 = _mm_cvtsi32_si128(qlp_coeff[0]); q0 = _mm_shuffle_epi32(q0, _MM_SHUFFLE(0,0,0,0));
q1 = _mm_cvtsi32_si128(qlp_coeff[1]); q1 = _mm_shuffle_epi32(q1, _MM_SHUFFLE(0,0,0,0));
q2 = _mm_cvtsi32_si128(qlp_coeff[2]); q2 = _mm_shuffle_epi32(q2, _MM_SHUFFLE(0,0,0,0));
q3 = _mm_cvtsi32_si128(qlp_coeff[3]); q3 = _mm_shuffle_epi32(q3, _MM_SHUFFLE(0,0,0,0));
q4 = _mm_cvtsi32_si128(qlp_coeff[4]); q4 = _mm_shuffle_epi32(q4, _MM_SHUFFLE(0,0,0,0));
q5 = _mm_cvtsi32_si128(qlp_coeff[5]); q5 = _mm_shuffle_epi32(q5, _MM_SHUFFLE(0,0,0,0));
q6 = _mm_cvtsi32_si128(qlp_coeff[6]); q6 = _mm_shuffle_epi32(q6, _MM_SHUFFLE(0,0,0,0));
q7 = _mm_cvtsi32_si128(qlp_coeff[7]); q7 = _mm_shuffle_epi32(q7, _MM_SHUFFLE(0,0,0,0));
q8 = _mm_cvtsi32_si128(qlp_coeff[8]); q8 = _mm_shuffle_epi32(q8, _MM_SHUFFLE(0,0,0,0));
for(i = 0; i < (int)data_len-3; i+=4) {
__m128i summ, mull;
summ = _mm_mullo_epi32(q8, _mm_loadu_si128((const __m128i*)(data+i-9)));
mull = _mm_mullo_epi32(q7, _mm_loadu_si128((const __m128i*)(data+i-8))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q6, _mm_loadu_si128((const __m128i*)(data+i-7))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q5, _mm_loadu_si128((const __m128i*)(data+i-6))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q4, _mm_loadu_si128((const __m128i*)(data+i-5))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q3, _mm_loadu_si128((const __m128i*)(data+i-4))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q2, _mm_loadu_si128((const __m128i*)(data+i-3))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q1, _mm_loadu_si128((const __m128i*)(data+i-2))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q0, _mm_loadu_si128((const __m128i*)(data+i-1))); summ = _mm_add_epi32(summ, mull);
summ = _mm_sra_epi32(summ, cnt);
_mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), summ));
}
}
}
}
else if(order > 4) {
if(order > 6) {
if(order == 8) {
__m128i q0, q1, q2, q3, q4, q5, q6, q7;
q0 = _mm_cvtsi32_si128(qlp_coeff[0]); q0 = _mm_shuffle_epi32(q0, _MM_SHUFFLE(0,0,0,0));
q1 = _mm_cvtsi32_si128(qlp_coeff[1]); q1 = _mm_shuffle_epi32(q1, _MM_SHUFFLE(0,0,0,0));
q2 = _mm_cvtsi32_si128(qlp_coeff[2]); q2 = _mm_shuffle_epi32(q2, _MM_SHUFFLE(0,0,0,0));
q3 = _mm_cvtsi32_si128(qlp_coeff[3]); q3 = _mm_shuffle_epi32(q3, _MM_SHUFFLE(0,0,0,0));
q4 = _mm_cvtsi32_si128(qlp_coeff[4]); q4 = _mm_shuffle_epi32(q4, _MM_SHUFFLE(0,0,0,0));
q5 = _mm_cvtsi32_si128(qlp_coeff[5]); q5 = _mm_shuffle_epi32(q5, _MM_SHUFFLE(0,0,0,0));
q6 = _mm_cvtsi32_si128(qlp_coeff[6]); q6 = _mm_shuffle_epi32(q6, _MM_SHUFFLE(0,0,0,0));
q7 = _mm_cvtsi32_si128(qlp_coeff[7]); q7 = _mm_shuffle_epi32(q7, _MM_SHUFFLE(0,0,0,0));
for(i = 0; i < (int)data_len-3; i+=4) {
__m128i summ, mull;
summ = _mm_mullo_epi32(q7, _mm_loadu_si128((const __m128i*)(data+i-8)));
mull = _mm_mullo_epi32(q6, _mm_loadu_si128((const __m128i*)(data+i-7))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q5, _mm_loadu_si128((const __m128i*)(data+i-6))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q4, _mm_loadu_si128((const __m128i*)(data+i-5))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q3, _mm_loadu_si128((const __m128i*)(data+i-4))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q2, _mm_loadu_si128((const __m128i*)(data+i-3))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q1, _mm_loadu_si128((const __m128i*)(data+i-2))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q0, _mm_loadu_si128((const __m128i*)(data+i-1))); summ = _mm_add_epi32(summ, mull);
summ = _mm_sra_epi32(summ, cnt);
_mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), summ));
}
}
else { /* order == 7 */
__m128i q0, q1, q2, q3, q4, q5, q6;
q0 = _mm_cvtsi32_si128(qlp_coeff[0]); q0 = _mm_shuffle_epi32(q0, _MM_SHUFFLE(0,0,0,0));
q1 = _mm_cvtsi32_si128(qlp_coeff[1]); q1 = _mm_shuffle_epi32(q1, _MM_SHUFFLE(0,0,0,0));
q2 = _mm_cvtsi32_si128(qlp_coeff[2]); q2 = _mm_shuffle_epi32(q2, _MM_SHUFFLE(0,0,0,0));
q3 = _mm_cvtsi32_si128(qlp_coeff[3]); q3 = _mm_shuffle_epi32(q3, _MM_SHUFFLE(0,0,0,0));
q4 = _mm_cvtsi32_si128(qlp_coeff[4]); q4 = _mm_shuffle_epi32(q4, _MM_SHUFFLE(0,0,0,0));
q5 = _mm_cvtsi32_si128(qlp_coeff[5]); q5 = _mm_shuffle_epi32(q5, _MM_SHUFFLE(0,0,0,0));
q6 = _mm_cvtsi32_si128(qlp_coeff[6]); q6 = _mm_shuffle_epi32(q6, _MM_SHUFFLE(0,0,0,0));
for(i = 0; i < (int)data_len-3; i+=4) {
__m128i summ, mull;
summ = _mm_mullo_epi32(q6, _mm_loadu_si128((const __m128i*)(data+i-7)));
mull = _mm_mullo_epi32(q5, _mm_loadu_si128((const __m128i*)(data+i-6))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q4, _mm_loadu_si128((const __m128i*)(data+i-5))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q3, _mm_loadu_si128((const __m128i*)(data+i-4))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q2, _mm_loadu_si128((const __m128i*)(data+i-3))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q1, _mm_loadu_si128((const __m128i*)(data+i-2))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q0, _mm_loadu_si128((const __m128i*)(data+i-1))); summ = _mm_add_epi32(summ, mull);
summ = _mm_sra_epi32(summ, cnt);
_mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), summ));
}
}
}
else {
if(order == 6) {
__m128i q0, q1, q2, q3, q4, q5;
q0 = _mm_cvtsi32_si128(qlp_coeff[0]); q0 = _mm_shuffle_epi32(q0, _MM_SHUFFLE(0,0,0,0));
q1 = _mm_cvtsi32_si128(qlp_coeff[1]); q1 = _mm_shuffle_epi32(q1, _MM_SHUFFLE(0,0,0,0));
q2 = _mm_cvtsi32_si128(qlp_coeff[2]); q2 = _mm_shuffle_epi32(q2, _MM_SHUFFLE(0,0,0,0));
q3 = _mm_cvtsi32_si128(qlp_coeff[3]); q3 = _mm_shuffle_epi32(q3, _MM_SHUFFLE(0,0,0,0));
q4 = _mm_cvtsi32_si128(qlp_coeff[4]); q4 = _mm_shuffle_epi32(q4, _MM_SHUFFLE(0,0,0,0));
q5 = _mm_cvtsi32_si128(qlp_coeff[5]); q5 = _mm_shuffle_epi32(q5, _MM_SHUFFLE(0,0,0,0));
for(i = 0; i < (int)data_len-3; i+=4) {
__m128i summ, mull;
summ = _mm_mullo_epi32(q5, _mm_loadu_si128((const __m128i*)(data+i-6)));
mull = _mm_mullo_epi32(q4, _mm_loadu_si128((const __m128i*)(data+i-5))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q3, _mm_loadu_si128((const __m128i*)(data+i-4))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q2, _mm_loadu_si128((const __m128i*)(data+i-3))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q1, _mm_loadu_si128((const __m128i*)(data+i-2))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q0, _mm_loadu_si128((const __m128i*)(data+i-1))); summ = _mm_add_epi32(summ, mull);
summ = _mm_sra_epi32(summ, cnt);
_mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), summ));
}
}
else { /* order == 5 */
__m128i q0, q1, q2, q3, q4;
q0 = _mm_cvtsi32_si128(qlp_coeff[0]); q0 = _mm_shuffle_epi32(q0, _MM_SHUFFLE(0,0,0,0));
q1 = _mm_cvtsi32_si128(qlp_coeff[1]); q1 = _mm_shuffle_epi32(q1, _MM_SHUFFLE(0,0,0,0));
q2 = _mm_cvtsi32_si128(qlp_coeff[2]); q2 = _mm_shuffle_epi32(q2, _MM_SHUFFLE(0,0,0,0));
q3 = _mm_cvtsi32_si128(qlp_coeff[3]); q3 = _mm_shuffle_epi32(q3, _MM_SHUFFLE(0,0,0,0));
q4 = _mm_cvtsi32_si128(qlp_coeff[4]); q4 = _mm_shuffle_epi32(q4, _MM_SHUFFLE(0,0,0,0));
for(i = 0; i < (int)data_len-3; i+=4) {
__m128i summ, mull;
summ = _mm_mullo_epi32(q4, _mm_loadu_si128((const __m128i*)(data+i-5)));
mull = _mm_mullo_epi32(q3, _mm_loadu_si128((const __m128i*)(data+i-4))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q2, _mm_loadu_si128((const __m128i*)(data+i-3))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q1, _mm_loadu_si128((const __m128i*)(data+i-2))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q0, _mm_loadu_si128((const __m128i*)(data+i-1))); summ = _mm_add_epi32(summ, mull);
summ = _mm_sra_epi32(summ, cnt);
_mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), summ));
}
}
}
}
else {
if(order > 2) {
if(order == 4) {
__m128i q0, q1, q2, q3;
q0 = _mm_cvtsi32_si128(qlp_coeff[0]); q0 = _mm_shuffle_epi32(q0, _MM_SHUFFLE(0,0,0,0));
q1 = _mm_cvtsi32_si128(qlp_coeff[1]); q1 = _mm_shuffle_epi32(q1, _MM_SHUFFLE(0,0,0,0));
q2 = _mm_cvtsi32_si128(qlp_coeff[2]); q2 = _mm_shuffle_epi32(q2, _MM_SHUFFLE(0,0,0,0));
q3 = _mm_cvtsi32_si128(qlp_coeff[3]); q3 = _mm_shuffle_epi32(q3, _MM_SHUFFLE(0,0,0,0));
for(i = 0; i < (int)data_len-3; i+=4) {
__m128i summ, mull;
summ = _mm_mullo_epi32(q3, _mm_loadu_si128((const __m128i*)(data+i-4)));
mull = _mm_mullo_epi32(q2, _mm_loadu_si128((const __m128i*)(data+i-3))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q1, _mm_loadu_si128((const __m128i*)(data+i-2))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q0, _mm_loadu_si128((const __m128i*)(data+i-1))); summ = _mm_add_epi32(summ, mull);
summ = _mm_sra_epi32(summ, cnt);
_mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), summ));
}
}
else { /* order == 3 */
__m128i q0, q1, q2;
q0 = _mm_cvtsi32_si128(qlp_coeff[0]); q0 = _mm_shuffle_epi32(q0, _MM_SHUFFLE(0,0,0,0));
q1 = _mm_cvtsi32_si128(qlp_coeff[1]); q1 = _mm_shuffle_epi32(q1, _MM_SHUFFLE(0,0,0,0));
q2 = _mm_cvtsi32_si128(qlp_coeff[2]); q2 = _mm_shuffle_epi32(q2, _MM_SHUFFLE(0,0,0,0));
for(i = 0; i < (int)data_len-3; i+=4) {
__m128i summ, mull;
summ = _mm_mullo_epi32(q2, _mm_loadu_si128((const __m128i*)(data+i-3)));
mull = _mm_mullo_epi32(q1, _mm_loadu_si128((const __m128i*)(data+i-2))); summ = _mm_add_epi32(summ, mull);
mull = _mm_mullo_epi32(q0, _mm_loadu_si128((const __m128i*)(data+i-1))); summ = _mm_add_epi32(summ, mull);
summ = _mm_sra_epi32(summ, cnt);
_mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), summ));
}
}
}
else {
if(order == 2) {
__m128i q0, q1;
q0 = _mm_cvtsi32_si128(qlp_coeff[0]); q0 = _mm_shuffle_epi32(q0, _MM_SHUFFLE(0,0,0,0));
q1 = _mm_cvtsi32_si128(qlp_coeff[1]); q1 = _mm_shuffle_epi32(q1, _MM_SHUFFLE(0,0,0,0));
for(i = 0; i < (int)data_len-3; i+=4) {
__m128i summ, mull;
summ = _mm_mullo_epi32(q1, _mm_loadu_si128((const __m128i*)(data+i-2)));
mull = _mm_mullo_epi32(q0, _mm_loadu_si128((const __m128i*)(data+i-1))); summ = _mm_add_epi32(summ, mull);
summ = _mm_sra_epi32(summ, cnt);
_mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), summ));
}
}
else { /* order == 1 */
__m128i q0;
q0 = _mm_cvtsi32_si128(qlp_coeff[0]); q0 = _mm_shuffle_epi32(q0, _MM_SHUFFLE(0,0,0,0));
for(i = 0; i < (int)data_len-3; i+=4) {
__m128i summ;
summ = _mm_mullo_epi32(q0, _mm_loadu_si128((const __m128i*)(data+i-1)));
summ = _mm_sra_epi32(summ, cnt);
_mm_storeu_si128((__m128i*)(residual+i), _mm_sub_epi32(_mm_loadu_si128((const __m128i*)(data+i)), summ));
}
}
}
}
for(; i < (int)data_len; i++) {
sum = 0;
switch(order) {
case 12: sum += qlp_coeff[11] * data[i-12];
case 11: sum += qlp_coeff[10] * data[i-11];
case 10: sum += qlp_coeff[ 9] * data[i-10];
case 9: sum += qlp_coeff[ 8] * data[i- 9];
case 8: sum += qlp_coeff[ 7] * data[i- 8];
case 7: sum += qlp_coeff[ 6] * data[i- 7];
case 6: sum += qlp_coeff[ 5] * data[i- 6];
case 5: sum += qlp_coeff[ 4] * data[i- 5];
case 4: sum += qlp_coeff[ 3] * data[i- 4];
case 3: sum += qlp_coeff[ 2] * data[i- 3];
case 2: sum += qlp_coeff[ 1] * data[i- 2];
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];
case 31: sum += qlp_coeff[30] * data[i-31];
case 30: sum += qlp_coeff[29] * data[i-30];
case 29: sum += qlp_coeff[28] * data[i-29];
case 28: sum += qlp_coeff[27] * data[i-28];
case 27: sum += qlp_coeff[26] * data[i-27];
case 26: sum += qlp_coeff[25] * data[i-26];
case 25: sum += qlp_coeff[24] * data[i-25];
case 24: sum += qlp_coeff[23] * data[i-24];
case 23: sum += qlp_coeff[22] * data[i-23];
case 22: sum += qlp_coeff[21] * data[i-22];
case 21: sum += qlp_coeff[20] * data[i-21];
case 20: sum += qlp_coeff[19] * data[i-20];
case 19: sum += qlp_coeff[18] * data[i-19];
case 18: sum += qlp_coeff[17] * data[i-18];
case 17: sum += qlp_coeff[16] * data[i-17];
case 16: sum += qlp_coeff[15] * data[i-16];
case 15: sum += qlp_coeff[14] * data[i-15];
case 14: sum += qlp_coeff[13] * data[i-14];
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);
}
}
}
#endif /* FLAC__SSE4_1_SUPPORTED */
#endif /* (FLAC__CPU_IA32 || FLAC__CPU_X86_64) && FLAC__HAS_X86INTRIN */
#endif /* FLAC__NO_ASM */
#endif /* FLAC__INTEGER_ONLY_LIBRARY */