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Commit 62a3b091 authored by Erik de Castro Lopo's avatar Erik de Castro Lopo
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libFLAC/lpc_intrin_sse41.c: Change usage of _mm_alignr_epi8 

Replace
     a = _mm_alignr_epi8(b, a, n);
with
     a = _mm_alignr_epi8(a, b, n);

The resulting code is very slightly faster and the binaries slightly
smaller.

Patch-from: lvqcl <lvqcl.mail@gmail.com>
parent ee2433a3
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Showing with 88 additions and 123 deletions
src/libFLAC/lpc_intrin_sse41.c
View file @ 62a3b091
......@@ -606,29 +606,22 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
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]
qlp[0] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+0))); // 0 q[1] 0 q[0]
qlp[1] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+2))); // 0 q[3] 0 q[2]
qlp[2] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+4))); // 0 q[5] 0 q[4]
qlp[3] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+6))); // 0 q[7] 0 q[6]
qlp[4] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+8))); // 0 q[9] 0 q[8]
if (order == 12)
qlp[5] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+10)); // 0 0 q[11] q[10]
qlp[5] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+10))); // 0 q[11] 0 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]
qlp[5] = _mm_cvtepu32_epi64(_mm_cvtsi32_si128(qlp_coeff[10])); // 0 0 0 q[10]
dat[5] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-12)), _MM_SHUFFLE(2,0,3,1)); // 0 d[i-12] 0 d[i-11]
dat[4] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-10)), _MM_SHUFFLE(2,0,3,1)); // 0 d[i-10] 0 d[i-9]
dat[3] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-8 )), _MM_SHUFFLE(2,0,3,1)); // 0 d[i-8] 0 d[i-7]
dat[2] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-6 )), _MM_SHUFFLE(2,0,3,1)); // 0 d[i-6] 0 d[i-5]
dat[1] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-4 )), _MM_SHUFFLE(2,0,3,1)); // 0 d[i-4] 0 d[i-3]
dat[0] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-2 )), _MM_SHUFFLE(2,0,3,1)); // 0 d[i-2] 0 d[i-1]
summ = _mm_mul_epi32(dat[5], qlp[5]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[4], qlp[4]));
......@@ -639,17 +632,17 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
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]
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[0]), 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]
temp = _mm_slli_si128(temp, 8);
dat[5] = _mm_alignr_epi8(dat[5], dat[4], 8); // ? d[i-11] ? d[i-10]
dat[4] = _mm_alignr_epi8(dat[4], dat[3], 8); // ? d[i-9] ? d[i-8]
dat[3] = _mm_alignr_epi8(dat[3], dat[2], 8); // ? d[i-7] ? d[i-6]
dat[2] = _mm_alignr_epi8(dat[2], dat[1], 8); // ? d[i-5] ? d[i-4]
dat[1] = _mm_alignr_epi8(dat[1], dat[0], 8); // ? d[i-3] ? d[i-2]
dat[0] = _mm_alignr_epi8(dat[0], temp, 8); // ? d[i-1] ? d[i ]
summ = _mm_mul_epi32(dat[5], qlp[5]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[4], qlp[4]));
......@@ -660,34 +653,27 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
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]
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[i]), 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));
qlp[0] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+0)));
qlp[1] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+2)));
qlp[2] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+4)));
qlp[3] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+6)));
if (order == 10)
qlp[4] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+8));
qlp[4] = _mm_cvtepu32_epi64(_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));
qlp[4] = _mm_cvtepu32_epi64(_mm_cvtsi32_si128(qlp_coeff[8]));
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 )));
dat[4] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-10)), _MM_SHUFFLE(2,0,3,1));
dat[3] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-8 )), _MM_SHUFFLE(2,0,3,1));
dat[2] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-6 )), _MM_SHUFFLE(2,0,3,1));
dat[1] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-4 )), _MM_SHUFFLE(2,0,3,1));
dat[0] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-2 )), _MM_SHUFFLE(2,0,3,1));
summ = _mm_mul_epi32(dat[4], qlp[4]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[3], qlp[3]));
......@@ -697,16 +683,16 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
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);
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[0]), 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);
temp = _mm_slli_si128(temp, 8);
dat[4] = _mm_alignr_epi8(dat[4], dat[3], 8);
dat[3] = _mm_alignr_epi8(dat[3], dat[2], 8);
dat[2] = _mm_alignr_epi8(dat[2], dat[1], 8);
dat[1] = _mm_alignr_epi8(dat[1], dat[0], 8);
dat[0] = _mm_alignr_epi8(dat[0], temp, 8);
summ = _mm_mul_epi32(dat[4], qlp[4]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[3], qlp[3]));
......@@ -716,8 +702,7 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
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);
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[i]), summ);
data[i] = _mm_cvtsi128_si32(temp);
}
}
......@@ -726,23 +711,18 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
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));
qlp[0] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+0)));
qlp[1] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+2)));
qlp[2] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+4)));
if (order == 8)
qlp[3] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+6));
qlp[3] = _mm_cvtepu32_epi64(_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));
qlp[3] = _mm_cvtepu32_epi64(_mm_cvtsi32_si128(qlp_coeff[6]));
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 )));
dat[3] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-8 )), _MM_SHUFFLE(2,0,3,1));
dat[2] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-6 )), _MM_SHUFFLE(2,0,3,1));
dat[1] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-4 )), _MM_SHUFFLE(2,0,3,1));
dat[0] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-2 )), _MM_SHUFFLE(2,0,3,1));
summ = _mm_mul_epi32(dat[3], qlp[3]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[2], qlp[2]));
......@@ -751,15 +731,15 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
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);
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[0]), 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);
temp = _mm_slli_si128(temp, 8);
dat[3] = _mm_alignr_epi8(dat[3], dat[2], 8);
dat[2] = _mm_alignr_epi8(dat[2], dat[1], 8);
dat[1] = _mm_alignr_epi8(dat[1], dat[0], 8);
dat[0] = _mm_alignr_epi8(dat[0], temp, 8);
summ = _mm_mul_epi32(dat[3], qlp[3]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[2], qlp[2]));
......@@ -768,28 +748,23 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
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);
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[i]), 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));
qlp[0] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+0)));
qlp[1] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+2)));
if (order == 6)
qlp[2] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+4));
qlp[2] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+4)));
else
qlp[2] = _mm_cvtsi32_si128(qlp_coeff[4]);
qlp[2] = _mm_cvtepu32_epi64(_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 )));
dat[2] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-6 )), _MM_SHUFFLE(2,0,3,1));
dat[1] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-4 )), _MM_SHUFFLE(2,0,3,1));
dat[0] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-2 )), _MM_SHUFFLE(2,0,3,1));
summ = _mm_mul_epi32(dat[2], qlp[2]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[1], qlp[1]));
......@@ -797,14 +772,14 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
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);
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[0]), 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);
temp = _mm_slli_si128(temp, 8);
dat[2] = _mm_alignr_epi8(dat[2], dat[1], 8);
dat[1] = _mm_alignr_epi8(dat[1], dat[0], 8);
dat[0] = _mm_alignr_epi8(dat[0], temp, 8);
summ = _mm_mul_epi32(dat[2], qlp[2]) ;
summ = _mm_add_epi64(summ, _mm_mul_epi32(dat[1], qlp[1]));
......@@ -812,8 +787,7 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
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);
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[i]), summ);
data[i] = _mm_cvtsi128_si32(temp);
}
}
......@@ -822,38 +796,34 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
if(order > 2) { /* order == 3, 4 */
__m128i qlp[2], dat[2];
__m128i summ, temp;
qlp[0] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+0));
qlp[0] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff+0)));
if (order == 4)
qlp[1] = _mm_loadl_epi64((const __m128i*)(qlp_coeff+2));
qlp[1] = _mm_cvtepu32_epi64(_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));
qlp[1] = _mm_cvtepu32_epi64(_mm_cvtsi32_si128(qlp_coeff[2]));
dat[1] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-4 )));
dat[0] = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-2 )));
dat[1] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-4 )), _MM_SHUFFLE(2,0,3,1));
dat[0] = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-2 )), _MM_SHUFFLE(2,0,3,1));
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);
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[0]), 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);
temp = _mm_slli_si128(temp, 8);
dat[1] = _mm_alignr_epi8(dat[1], dat[0], 8);
dat[0] = _mm_alignr_epi8(dat[0], temp, 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);
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[i]), summ);
data[i] = _mm_cvtsi128_si32(temp);
}
}
......@@ -861,28 +831,25 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
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));
qlp0 = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(qlp_coeff)));
dat0 = _mm_cvtepu32_epi64(_mm_loadl_epi64((const __m128i*)(data-2 )));
dat0 = _mm_shuffle_epi32(_mm_loadl_epi64((const __m128i*)(data-2 )), _MM_SHUFFLE(2,0,3,1));
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);
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[0]), summ);
data[0] = _mm_cvtsi128_si32(temp);
for(i = 1; i < (int)data_len; i++) {
dat0 = _mm_alignr_epi8(temp, dat0, 8);
dat0 = _mm_alignr_epi8(dat0, _mm_slli_si128(temp, 8), 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);
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[i]), summ);
data[i] = _mm_cvtsi128_si32(temp);
}
}
......@@ -894,15 +861,13 @@ void FLAC__lpc_restore_signal_wide_intrin_sse41(const FLAC__int32 residual[], ui
summ = _mm_mul_epi32(temp, qlp0);
summ = _mm_srl_epi64(summ, cnt);
temp = _mm_cvtsi32_si128(residual[0]);
temp = _mm_add_epi32(temp, summ);
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[0]), 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);
temp = _mm_add_epi32(_mm_cvtsi32_si128(residual[i]), summ);
data[i] = _mm_cvtsi128_si32(temp);
}
}
......
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