| /* 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 */ |
