ref: 9c43d81bc24896432d7c6a46b8757898dbae91a5
parent: a83e1f1d53c491dd68847c84f9af4606f4da9b30
author: Linfeng Zhang <linfengz@google.com>
date: Fri Jun 30 09:55:38 EDT 2017
Refactor highbd idct 4x4 and 8x8 x86 functions BUG=webm:1412 Change-Id: I221dff34dd5f71b390b5e043d0a137ccb0a01dec
--- a/test/partial_idct_test.cc
+++ b/test/partial_idct_test.cc
@@ -755,6 +755,24 @@
#if HAVE_SSE4_1 && CONFIG_VP9_HIGHBITDEPTH
const PartialInvTxfmParam sse4_1_partial_idct_tests[] = {make_tuple(
+ &vpx_highbd_fdct8x8_c, &highbd_wrapper<vpx_highbd_idct8x8_64_add_c>,
+ &highbd_wrapper<vpx_highbd_idct8x8_64_add_sse4_1>, TX_8X8, 64, 8, 2),
+ make_tuple(
+ &vpx_highbd_fdct8x8_c, &highbd_wrapper<vpx_highbd_idct8x8_64_add_c>,
+ &highbd_wrapper<vpx_highbd_idct8x8_64_add_sse4_1>, TX_8X8, 64, 10, 2),
+ make_tuple(
+ &vpx_highbd_fdct8x8_c, &highbd_wrapper<vpx_highbd_idct8x8_64_add_c>,
+ &highbd_wrapper<vpx_highbd_idct8x8_64_add_sse4_1>, TX_8X8, 64, 12, 2),
+ make_tuple(
+ &vpx_highbd_fdct8x8_c, &highbd_wrapper<vpx_highbd_idct8x8_12_add_c>,
+ &highbd_wrapper<vpx_highbd_idct8x8_12_add_sse4_1>, TX_8X8, 12, 8, 2),
+ make_tuple(
+ &vpx_highbd_fdct8x8_c, &highbd_wrapper<vpx_highbd_idct8x8_12_add_c>,
+ &highbd_wrapper<vpx_highbd_idct8x8_12_add_sse4_1>, TX_8X8, 12, 10, 2),
+ make_tuple(
+ &vpx_highbd_fdct8x8_c, &highbd_wrapper<vpx_highbd_idct8x8_12_add_c>,
+ &highbd_wrapper<vpx_highbd_idct8x8_12_add_sse4_1>, TX_8X8, 12, 12, 2),
+ make_tuple(
&vpx_highbd_fdct4x4_c, &highbd_wrapper<vpx_highbd_idct4x4_16_add_c>,
&highbd_wrapper<vpx_highbd_idct4x4_16_add_sse4_1>, TX_4X4, 16, 8, 2),
make_tuple(
--- a/vpx_dsp/x86/highbd_idct4x4_add_sse2.c
+++ b/vpx_dsp/x86/highbd_idct4x4_add_sse2.c
@@ -8,6 +8,8 @@
* be found in the AUTHORS file in the root of the source tree.
*/
+#include <emmintrin.h> // SSE2
+
#include "./vpx_dsp_rtcd.h"
#include "vpx_dsp/x86/highbd_inv_txfm_sse2.h"
#include "vpx_dsp/x86/inv_txfm_sse2.h"
@@ -72,73 +74,20 @@
io[3] = _mm_sub_epi32(step[0], step[3]); // step[0] - step[3]
}
-static INLINE void abs_extend_64bit_sse2(const __m128i in,
- __m128i *const out /*out[2]*/,
- __m128i *const sign /*sign[2]*/) {- sign[0] = _mm_srai_epi32(in, 31);
- out[0] = _mm_xor_si128(in, sign[0]);
- out[0] = _mm_sub_epi32(out[0], sign[0]);
- sign[1] = _mm_unpackhi_epi32(sign[0], sign[0]); // 64-bit sign of 2, 3
- sign[0] = _mm_unpacklo_epi32(sign[0], sign[0]); // 64-bit sign of 0, 1
- out[1] = _mm_unpackhi_epi32(out[0], out[0]); // 2, 3
- out[0] = _mm_unpacklo_epi32(out[0], out[0]); // 0, 1
-}
-
-static INLINE __m128i multiply_apply_sign_sse2(const __m128i in,
- const __m128i sign,
- const __m128i cospi) {- __m128i out = _mm_mul_epu32(in, cospi);
- out = _mm_xor_si128(out, sign);
- return _mm_sub_epi64(out, sign);
-}
-
static INLINE void highbd_idct4_large_sse2(__m128i *const io) {- const __m128i cospi_p16_p16 =
- _mm_setr_epi32((int)cospi_16_64 << 2, 0, (int)cospi_16_64 << 2, 0);
- const __m128i cospi_p08_p08 =
- _mm_setr_epi32((int)cospi_8_64 << 2, 0, (int)cospi_8_64 << 2, 0);
- const __m128i cospi_p24_p24 =
- _mm_setr_epi32((int)cospi_24_64 << 2, 0, (int)cospi_24_64 << 2, 0);
- __m128i temp1[4], temp2[4], step[4], sign1[4], sign2[4];
+ __m128i temp[2], sign[2], step[4];
transpose_32bit_4x4(io, io);
// stage 1
- temp1[0] = _mm_add_epi32(io[0], io[2]); // input[0] + input[2]
- temp2[0] = _mm_sub_epi32(io[0], io[2]); // input[0] - input[2]
- abs_extend_64bit_sse2(temp1[0], temp1, sign1);
- abs_extend_64bit_sse2(temp2[0], temp2, sign2);
- temp1[0] = multiply_apply_sign_sse2(temp1[0], sign1[0], cospi_p16_p16);
- temp1[1] = multiply_apply_sign_sse2(temp1[1], sign1[1], cospi_p16_p16);
- temp2[0] = multiply_apply_sign_sse2(temp2[0], sign2[0], cospi_p16_p16);
- temp2[1] = multiply_apply_sign_sse2(temp2[1], sign2[1], cospi_p16_p16);
- temp1[0] = dct_const_round_shift_64bit(temp1[0]);
- temp1[1] = dct_const_round_shift_64bit(temp1[1]);
- temp2[0] = dct_const_round_shift_64bit(temp2[0]);
- temp2[1] = dct_const_round_shift_64bit(temp2[1]);
- step[0] = pack_4(temp1[0], temp1[1]);
- step[1] = pack_4(temp2[0], temp2[1]);
-
- abs_extend_64bit_sse2(io[1], temp1, sign1);
- abs_extend_64bit_sse2(io[3], temp2, sign2);
- temp1[2] = multiply_apply_sign_sse2(temp1[0], sign1[0], cospi_p08_p08);
- temp1[3] = multiply_apply_sign_sse2(temp1[1], sign1[1], cospi_p08_p08);
- temp1[0] = multiply_apply_sign_sse2(temp1[0], sign1[0], cospi_p24_p24);
- temp1[1] = multiply_apply_sign_sse2(temp1[1], sign1[1], cospi_p24_p24);
- temp2[2] = multiply_apply_sign_sse2(temp2[0], sign2[0], cospi_p24_p24);
- temp2[3] = multiply_apply_sign_sse2(temp2[1], sign2[1], cospi_p24_p24);
- temp2[0] = multiply_apply_sign_sse2(temp2[0], sign2[0], cospi_p08_p08);
- temp2[1] = multiply_apply_sign_sse2(temp2[1], sign2[1], cospi_p08_p08);
- temp1[0] = _mm_sub_epi64(temp1[0], temp2[0]); // [1]*cospi_24 - [3]*cospi_8
- temp1[1] = _mm_sub_epi64(temp1[1], temp2[1]); // [1]*cospi_24 - [3]*cospi_8
- temp2[0] = _mm_add_epi64(temp1[2], temp2[2]); // [1]*cospi_8 + [3]*cospi_24
- temp2[1] = _mm_add_epi64(temp1[3], temp2[3]); // [1]*cospi_8 + [3]*cospi_24
- temp1[0] = dct_const_round_shift_64bit(temp1[0]);
- temp1[1] = dct_const_round_shift_64bit(temp1[1]);
- temp2[0] = dct_const_round_shift_64bit(temp2[0]);
- temp2[1] = dct_const_round_shift_64bit(temp2[1]);
- step[2] = pack_4(temp1[0], temp1[1]);
- step[3] = pack_4(temp2[0], temp2[1]);
+ temp[0] = _mm_add_epi32(io[0], io[2]); // input[0] + input[2]
+ abs_extend_64bit_sse2(temp[0], temp, sign);
+ step[0] = multiplication_round_shift_sse2(temp, sign, (int)cospi_16_64);
+ temp[0] = _mm_sub_epi32(io[0], io[2]); // input[0] - input[2]
+ abs_extend_64bit_sse2(temp[0], temp, sign);
+ step[1] = multiplication_round_shift_sse2(temp, sign, (int)cospi_16_64);
+ highbd_multiplication_and_add_sse2(io[1], io[3], (int)cospi_24_64,
+ (int)cospi_8_64, &step[2], &step[3]);
// stage 2
io[0] = _mm_add_epi32(step[0], step[3]); // step[0] + step[3]
--- a/vpx_dsp/x86/highbd_idct4x4_add_sse4.c
+++ b/vpx_dsp/x86/highbd_idct4x4_add_sse4.c
@@ -8,7 +8,7 @@
* be found in the AUTHORS file in the root of the source tree.
*/
-#include <smmintrin.h>
+#include <smmintrin.h> // SSE4.1
#include "./vpx_dsp_rtcd.h"
#include "vpx_dsp/x86/highbd_inv_txfm_sse2.h"
@@ -17,25 +17,19 @@
#include "vpx_dsp/x86/transpose_sse2.h"
static INLINE void highbd_idct4(__m128i *const io) {- const __m128i cospi_p16_p16 =
- _mm_setr_epi32((int)cospi_16_64 << 2, 0, (int)cospi_16_64 << 2, 0);
- const __m128i cospi_p08_p08 =
- _mm_setr_epi32((int)cospi_8_64 << 2, 0, (int)cospi_8_64 << 2, 0);
- const __m128i cospi_p24_p24 =
- _mm_setr_epi32((int)cospi_24_64 << 2, 0, (int)cospi_24_64 << 2, 0);
- __m128i temp1[4], step[4];
+ __m128i temp[2], step[4];
transpose_32bit_4x4(io, io);
// stage 1
- temp1[0] = _mm_add_epi32(io[0], io[2]); // input[0] + input[2]
- extend_64bit(temp1[0], temp1);
- step[0] = multiplication_round_shift(temp1, cospi_p16_p16);
- temp1[0] = _mm_sub_epi32(io[0], io[2]); // input[0] - input[2]
- extend_64bit(temp1[0], temp1);
- step[1] = multiplication_round_shift(temp1, cospi_p16_p16);
- multiplication_and_add_2_ssse4_1(&io[1], &io[3], &cospi_p24_p24,
- &cospi_p08_p08, &step[2], &step[3]);
+ temp[0] = _mm_add_epi32(io[0], io[2]); // input[0] + input[2]
+ extend_64bit(temp[0], temp);
+ step[0] = multiplication_round_shift_sse4_1(temp, (int)cospi_16_64);
+ temp[0] = _mm_sub_epi32(io[0], io[2]); // input[0] - input[2]
+ extend_64bit(temp[0], temp);
+ step[1] = multiplication_round_shift_sse4_1(temp, (int)cospi_16_64);
+ highbd_multiplication_and_add_sse4_1(io[1], io[3], (int)cospi_24_64,
+ (int)cospi_8_64, &step[2], &step[3]);
// stage 2
io[0] = _mm_add_epi32(step[0], step[3]); // step[0] + step[3]
--- a/vpx_dsp/x86/highbd_idct8x8_add_sse4.c
+++ b/vpx_dsp/x86/highbd_idct8x8_add_sse4.c
@@ -8,7 +8,7 @@
* be found in the AUTHORS file in the root of the source tree.
*/
-#include <smmintrin.h>
+#include <smmintrin.h> // SSE4.1
#include "./vpx_dsp_rtcd.h"
#include "vpx_dsp/x86/highbd_inv_txfm_sse2.h"
@@ -18,20 +18,6 @@
#include "vpx_dsp/x86/transpose_sse2.h"
static void highbd_idct8x8_half1d(__m128i *const io) {- const __m128i cp_4q_4q =
- _mm_setr_epi32((int)cospi_4_64 << 2, 0, (int)cospi_4_64 << 2, 0);
- const __m128i cp_8q_8q =
- _mm_setr_epi32((int)cospi_8_64 << 2, 0, (int)cospi_8_64 << 2, 0);
- const __m128i cp_12q_12q =
- _mm_setr_epi32((int)cospi_12_64 << 2, 0, (int)cospi_12_64 << 2, 0);
- const __m128i cp_16q_16q =
- _mm_setr_epi32((int)cospi_16_64 << 2, 0, (int)cospi_16_64 << 2, 0);
- const __m128i cp_20q_20q =
- _mm_setr_epi32((int)cospi_20_64 << 2, 0, (int)cospi_20_64 << 2, 0);
- const __m128i cp_24q_24q =
- _mm_setr_epi32((int)cospi_24_64 << 2, 0, (int)cospi_24_64 << 2, 0);
- const __m128i cp_28q_28q =
- _mm_setr_epi32((int)cospi_28_64 << 2, 0, (int)cospi_28_64 << 2, 0);
__m128i temp1[4], temp2[4], step1[8], step2[8];
transpose_32bit_4x4x2(io, io);
@@ -41,20 +27,20 @@
step1[2] = io[4];
step1[1] = io[2];
step1[3] = io[6];
- multiplication_and_add_2_ssse4_1(&io[1], &io[7], &cp_28q_28q, &cp_4q_4q,
- &step1[4], &step1[7]);
- multiplication_and_add_2_ssse4_1(&io[5], &io[3], &cp_12q_12q, &cp_20q_20q,
- &step1[5], &step1[6]);
+ highbd_multiplication_and_add_sse4_1(io[1], io[7], (int)cospi_28_64,
+ (int)cospi_4_64, &step1[4], &step1[7]);
+ highbd_multiplication_and_add_sse4_1(io[5], io[3], (int)cospi_12_64,
+ (int)cospi_20_64, &step1[5], &step1[6]);
// stage 2
temp2[0] = _mm_add_epi32(step1[0], step1[2]);
extend_64bit(temp2[0], temp1);
- step2[0] = multiplication_round_shift(temp1, cp_16q_16q);
+ step2[0] = multiplication_round_shift_sse4_1(temp1, (int)cospi_16_64);
temp2[0] = _mm_sub_epi32(step1[0], step1[2]);
extend_64bit(temp2[0], temp1);
- step2[1] = multiplication_round_shift(temp1, cp_16q_16q);
- multiplication_and_add_2_ssse4_1(&step1[1], &step1[3], &cp_24q_24q, &cp_8q_8q,
- &step2[2], &step2[3]);
+ step2[1] = multiplication_round_shift_sse4_1(temp1, (int)cospi_16_64);
+ highbd_multiplication_and_add_sse4_1(step1[1], step1[3], (int)cospi_24_64,
+ (int)cospi_8_64, &step2[2], &step2[3]);
step2[4] = _mm_add_epi32(step1[4], step1[5]);
step2[5] = _mm_sub_epi32(step1[4], step1[5]);
step2[6] = _mm_sub_epi32(step1[7], step1[6]);
@@ -68,38 +54,17 @@
step1[4] = step2[4];
temp2[0] = _mm_sub_epi32(step2[6], step2[5]);
extend_64bit(temp2[0], temp1);
- step1[5] = multiplication_round_shift(temp1, cp_16q_16q);
+ step1[5] = multiplication_round_shift_sse4_1(temp1, (int)cospi_16_64);
temp2[0] = _mm_add_epi32(step2[6], step2[5]);
extend_64bit(temp2[0], temp1);
- step1[6] = multiplication_round_shift(temp1, cp_16q_16q);
+ step1[6] = multiplication_round_shift_sse4_1(temp1, (int)cospi_16_64);
step1[7] = step2[7];
// stage 4
- io[0] = _mm_add_epi32(step1[0], step1[7]);
- io[1] = _mm_add_epi32(step1[1], step1[6]);
- io[2] = _mm_add_epi32(step1[2], step1[5]);
- io[3] = _mm_add_epi32(step1[3], step1[4]);
- io[4] = _mm_sub_epi32(step1[3], step1[4]);
- io[5] = _mm_sub_epi32(step1[2], step1[5]);
- io[6] = _mm_sub_epi32(step1[1], step1[6]);
- io[7] = _mm_sub_epi32(step1[0], step1[7]);
+ highbd_idct8_stage4(step1, io);
}
static void highbd_idct8x8_12_half1d(__m128i *const io) {- const __m128i cp_28q_28q =
- _mm_setr_epi32((int)cospi_28_64 << 2, 0, (int)cospi_28_64 << 2, 0);
- const __m128i cp_4q_4q =
- _mm_setr_epi32((int)cospi_4_64 << 2, 0, (int)cospi_4_64 << 2, 0);
- const __m128i cp_n20q_n20q =
- _mm_setr_epi32(-(int)cospi_20_64 * 4, 0, -(int)cospi_20_64 * 4, 0);
- const __m128i cp_12q_12q =
- _mm_setr_epi32((int)cospi_12_64 << 2, 0, (int)cospi_12_64 << 2, 0);
- const __m128i cp_16q_16q =
- _mm_setr_epi32((int)cospi_16_64 << 2, 0, (int)cospi_16_64 << 2, 0);
- const __m128i cp_8q_8q =
- _mm_setr_epi32((int)cospi_8_64 << 2, 0, (int)cospi_8_64 << 2, 0);
- const __m128i cp_24q_24q =
- _mm_setr_epi32((int)cospi_24_64 << 2, 0, (int)cospi_24_64 << 2, 0);
__m128i temp1[4], temp2[4], step1[8], step2[8];
transpose_32bit_4x4(io, io);
@@ -108,18 +73,18 @@
step1[0] = io[0];
step1[1] = io[2];
extend_64bit(io[1], temp1);
- step1[4] = multiplication_round_shift(temp1, cp_28q_28q);
- step1[7] = multiplication_round_shift(temp1, cp_4q_4q);
+ step1[4] = multiplication_round_shift_sse4_1(temp1, (int)cospi_28_64);
+ step1[7] = multiplication_round_shift_sse4_1(temp1, (int)cospi_4_64);
extend_64bit(io[3], temp1);
- step1[5] = multiplication_round_shift(temp1, cp_n20q_n20q);
- step1[6] = multiplication_round_shift(temp1, cp_12q_12q);
+ step1[5] = multiplication_round_shift_sse4_1(temp1, -(int)cospi_20_64);
+ step1[6] = multiplication_round_shift_sse4_1(temp1, (int)cospi_12_64);
// stage 2
extend_64bit(step1[0], temp1);
- step2[0] = multiplication_round_shift(temp1, cp_16q_16q);
+ step2[0] = multiplication_round_shift_sse4_1(temp1, (int)cospi_16_64);
extend_64bit(step1[1], temp1);
- step2[2] = multiplication_round_shift(temp1, cp_24q_24q);
- step2[3] = multiplication_round_shift(temp1, cp_8q_8q);
+ step2[2] = multiplication_round_shift_sse4_1(temp1, (int)cospi_24_64);
+ step2[3] = multiplication_round_shift_sse4_1(temp1, (int)cospi_8_64);
step2[4] = _mm_add_epi32(step1[4], step1[5]);
step2[5] = _mm_sub_epi32(step1[4], step1[5]);
step2[6] = _mm_sub_epi32(step1[7], step1[6]);
@@ -133,21 +98,14 @@
step1[4] = step2[4];
temp2[0] = _mm_sub_epi32(step2[6], step2[5]);
extend_64bit(temp2[0], temp1);
- step1[5] = multiplication_round_shift(temp1, cp_16q_16q);
+ step1[5] = multiplication_round_shift_sse4_1(temp1, (int)cospi_16_64);
temp2[0] = _mm_add_epi32(step2[6], step2[5]);
extend_64bit(temp2[0], temp1);
- step1[6] = multiplication_round_shift(temp1, cp_16q_16q);
+ step1[6] = multiplication_round_shift_sse4_1(temp1, (int)cospi_16_64);
step1[7] = step2[7];
// stage 4
- io[0] = _mm_add_epi32(step1[0], step1[7]);
- io[1] = _mm_add_epi32(step1[1], step1[6]);
- io[2] = _mm_add_epi32(step1[2], step1[5]);
- io[3] = _mm_add_epi32(step1[3], step1[4]);
- io[4] = _mm_sub_epi32(step1[3], step1[4]);
- io[5] = _mm_sub_epi32(step1[2], step1[5]);
- io[6] = _mm_sub_epi32(step1[1], step1[6]);
- io[7] = _mm_sub_epi32(step1[0], step1[7]);
+ highbd_idct8_stage4(step1, io);
}
void vpx_highbd_idct8x8_64_add_sse4_1(const tran_low_t *input, uint16_t *dest,
@@ -210,6 +168,7 @@
io[6] = io[10];
io[7] = io[11];
highbd_idct8x8_half1d(io);
+
io[8] = temp[0];
io[9] = temp[1];
io[10] = temp[2];
@@ -216,14 +175,7 @@
io[11] = temp[3];
highbd_idct8x8_half1d(&io[8]);
- io[0] = wraplow_16bit_shift5(io[0], io[8], _mm_set1_epi32(16));
- io[1] = wraplow_16bit_shift5(io[1], io[9], _mm_set1_epi32(16));
- io[2] = wraplow_16bit_shift5(io[2], io[10], _mm_set1_epi32(16));
- io[3] = wraplow_16bit_shift5(io[3], io[11], _mm_set1_epi32(16));
- io[4] = wraplow_16bit_shift5(io[4], io[12], _mm_set1_epi32(16));
- io[5] = wraplow_16bit_shift5(io[5], io[13], _mm_set1_epi32(16));
- io[6] = wraplow_16bit_shift5(io[6], io[14], _mm_set1_epi32(16));
- io[7] = wraplow_16bit_shift5(io[7], io[15], _mm_set1_epi32(16));
+ highbd_idct8x8_final_round(io);
}
recon_and_store_8(io, dest, stride, bd);
@@ -266,14 +218,7 @@
io[11] = temp[3];
highbd_idct8x8_12_half1d(&io[8]);
- io[0] = wraplow_16bit_shift5(io[0], io[8], _mm_set1_epi32(16));
- io[1] = wraplow_16bit_shift5(io[1], io[9], _mm_set1_epi32(16));
- io[2] = wraplow_16bit_shift5(io[2], io[10], _mm_set1_epi32(16));
- io[3] = wraplow_16bit_shift5(io[3], io[11], _mm_set1_epi32(16));
- io[4] = wraplow_16bit_shift5(io[4], io[12], _mm_set1_epi32(16));
- io[5] = wraplow_16bit_shift5(io[5], io[13], _mm_set1_epi32(16));
- io[6] = wraplow_16bit_shift5(io[6], io[14], _mm_set1_epi32(16));
- io[7] = wraplow_16bit_shift5(io[7], io[15], _mm_set1_epi32(16));
+ highbd_idct8x8_final_round(io);
}
recon_and_store_8(io, dest, stride, bd);
--- a/vpx_dsp/x86/highbd_inv_txfm_sse2.h
+++ b/vpx_dsp/x86/highbd_inv_txfm_sse2.h
@@ -12,6 +12,7 @@
#define VPX_DSP_X86_HIGHBD_INV_TXFM_SSE2_H_
#include <emmintrin.h> // SSE2
+
#include "./vpx_config.h"
#include "vpx/vpx_integer.h"
#include "vpx_dsp/inv_txfm.h"
@@ -44,9 +45,8 @@
}
static INLINE __m128i dct_const_round_shift_64bit(const __m128i in) {- const __m128i t = _mm_add_epi64(
- in,
- _mm_setr_epi32(DCT_CONST_ROUNDING << 2, 0, DCT_CONST_ROUNDING << 2, 0));
+ const __m128i t =
+ _mm_add_epi64(in, pair_set_epi32(DCT_CONST_ROUNDING << 2, 0));
return _mm_srli_si128(t, 2);
}
@@ -56,6 +56,94 @@
return _mm_unpacklo_epi32(t0, t1); // 0, 1, 2, 3
}
+static INLINE void abs_extend_64bit_sse2(const __m128i in,
+ __m128i *const out /*out[2]*/,
+ __m128i *const sign /*sign[2]*/) {+ sign[0] = _mm_srai_epi32(in, 31);
+ out[0] = _mm_xor_si128(in, sign[0]);
+ out[0] = _mm_sub_epi32(out[0], sign[0]);
+ sign[1] = _mm_unpackhi_epi32(sign[0], sign[0]); // 64-bit sign of 2, 3
+ sign[0] = _mm_unpacklo_epi32(sign[0], sign[0]); // 64-bit sign of 0, 1
+ out[1] = _mm_unpackhi_epi32(out[0], out[0]); // 2, 3
+ out[0] = _mm_unpacklo_epi32(out[0], out[0]); // 0, 1
+}
+
+// Note: cospi must be non negative.
+static INLINE __m128i multiply_apply_sign_sse2(const __m128i in,
+ const __m128i sign,
+ const __m128i cospi) {+ __m128i out = _mm_mul_epu32(in, cospi);
+ out = _mm_xor_si128(out, sign);
+ return _mm_sub_epi64(out, sign);
+}
+
+// Note: c must be non negative.
+static INLINE __m128i multiplication_round_shift_sse2(
+ const __m128i *const in /*in[2]*/, const __m128i *const sign /*sign[2]*/,
+ const int c) {+ const __m128i pair_c = pair_set_epi32(c << 2, 0);
+ __m128i t0, t1;
+
+ t0 = multiply_apply_sign_sse2(in[0], sign[0], pair_c);
+ t1 = multiply_apply_sign_sse2(in[1], sign[1], pair_c);
+ t0 = dct_const_round_shift_64bit(t0);
+ t1 = dct_const_round_shift_64bit(t1);
+
+ return pack_4(t0, t1);
+}
+
+// Note: c0 and c1 must be non negative.
+static INLINE void highbd_multiplication_and_add_sse2(
+ const __m128i in0, const __m128i in1, const int c0, const int c1,
+ __m128i *const out0, __m128i *const out1) {+ const __m128i pair_c0 = pair_set_epi32(c0 << 2, 0);
+ const __m128i pair_c1 = pair_set_epi32(c1 << 2, 0);
+ __m128i temp1[4], temp2[4], sign1[4], sign2[4];
+
+ abs_extend_64bit_sse2(in0, temp1, sign1);
+ abs_extend_64bit_sse2(in1, temp2, sign2);
+ temp1[2] = multiply_apply_sign_sse2(temp1[0], sign1[0], pair_c1);
+ temp1[3] = multiply_apply_sign_sse2(temp1[1], sign1[1], pair_c1);
+ temp1[0] = multiply_apply_sign_sse2(temp1[0], sign1[0], pair_c0);
+ temp1[1] = multiply_apply_sign_sse2(temp1[1], sign1[1], pair_c0);
+ temp2[2] = multiply_apply_sign_sse2(temp2[0], sign2[0], pair_c0);
+ temp2[3] = multiply_apply_sign_sse2(temp2[1], sign2[1], pair_c0);
+ temp2[0] = multiply_apply_sign_sse2(temp2[0], sign2[0], pair_c1);
+ temp2[1] = multiply_apply_sign_sse2(temp2[1], sign2[1], pair_c1);
+ temp1[0] = _mm_sub_epi64(temp1[0], temp2[0]);
+ temp1[1] = _mm_sub_epi64(temp1[1], temp2[1]);
+ temp2[0] = _mm_add_epi64(temp1[2], temp2[2]);
+ temp2[1] = _mm_add_epi64(temp1[3], temp2[3]);
+ temp1[0] = dct_const_round_shift_64bit(temp1[0]);
+ temp1[1] = dct_const_round_shift_64bit(temp1[1]);
+ temp2[0] = dct_const_round_shift_64bit(temp2[0]);
+ temp2[1] = dct_const_round_shift_64bit(temp2[1]);
+ *out0 = pack_4(temp1[0], temp1[1]);
+ *out1 = pack_4(temp2[0], temp2[1]);
+}
+
+static INLINE void highbd_idct8_stage4(const __m128i *const in,
+ __m128i *const out) {+ out[0] = _mm_add_epi32(in[0], in[7]);
+ out[1] = _mm_add_epi32(in[1], in[6]);
+ out[2] = _mm_add_epi32(in[2], in[5]);
+ out[3] = _mm_add_epi32(in[3], in[4]);
+ out[4] = _mm_sub_epi32(in[3], in[4]);
+ out[5] = _mm_sub_epi32(in[2], in[5]);
+ out[6] = _mm_sub_epi32(in[1], in[6]);
+ out[7] = _mm_sub_epi32(in[0], in[7]);
+}
+
+static INLINE void highbd_idct8x8_final_round(__m128i *const io) {+ io[0] = wraplow_16bit_shift5(io[0], io[8], _mm_set1_epi32(16));
+ io[1] = wraplow_16bit_shift5(io[1], io[9], _mm_set1_epi32(16));
+ io[2] = wraplow_16bit_shift5(io[2], io[10], _mm_set1_epi32(16));
+ io[3] = wraplow_16bit_shift5(io[3], io[11], _mm_set1_epi32(16));
+ io[4] = wraplow_16bit_shift5(io[4], io[12], _mm_set1_epi32(16));
+ io[5] = wraplow_16bit_shift5(io[5], io[13], _mm_set1_epi32(16));
+ io[6] = wraplow_16bit_shift5(io[6], io[14], _mm_set1_epi32(16));
+ io[7] = wraplow_16bit_shift5(io[7], io[15], _mm_set1_epi32(16));
+}
static INLINE __m128i add_clamp(const __m128i in0, const __m128i in1,
const int bd) {const __m128i zero = _mm_set1_epi16(0);
--- a/vpx_dsp/x86/highbd_inv_txfm_sse4.h
+++ b/vpx_dsp/x86/highbd_inv_txfm_sse4.h
@@ -14,37 +14,38 @@
#include <smmintrin.h> // SSE4.1
#include "./vpx_config.h"
-#include "vpx/vpx_integer.h"
-#include "vpx_dsp/inv_txfm.h"
-#include "vpx_dsp/x86/txfm_common_sse2.h"
+#include "vpx_dsp/x86/highbd_inv_txfm_sse2.h"
-static INLINE __m128i multiplication_round_shift(const __m128i *const in,
- const __m128i cospi) {+static INLINE __m128i multiplication_round_shift_sse4_1(
+ const __m128i *const in /*in[2]*/, const int c) {+ const __m128i pair_c = pair_set_epi32(c << 2, 0);
__m128i t0, t1;
- t0 = _mm_mul_epi32(in[0], cospi);
- t1 = _mm_mul_epi32(in[1], cospi);
+
+ t0 = _mm_mul_epi32(in[0], pair_c);
+ t1 = _mm_mul_epi32(in[1], pair_c);
t0 = dct_const_round_shift_64bit(t0);
t1 = dct_const_round_shift_64bit(t1);
+
return pack_4(t0, t1);
}
-static INLINE void multiplication_and_add_2_ssse4_1(const __m128i *const in0,
- const __m128i *const in1,
- const __m128i *const cst0,
- const __m128i *const cst1,
- __m128i *const out0,
- __m128i *const out1) {+static INLINE void highbd_multiplication_and_add_sse4_1(
+ const __m128i in0, const __m128i in1, const int c0, const int c1,
+ __m128i *const out0, __m128i *const out1) {+ const __m128i pair_c0 = pair_set_epi32(c0 << 2, 0);
+ const __m128i pair_c1 = pair_set_epi32(c1 << 2, 0);
__m128i temp1[4], temp2[4];
- extend_64bit(*in0, temp1);
- extend_64bit(*in1, temp2);
- temp1[2] = _mm_mul_epi32(temp1[0], *cst1);
- temp1[3] = _mm_mul_epi32(temp1[1], *cst1);
- temp1[0] = _mm_mul_epi32(temp1[0], *cst0);
- temp1[1] = _mm_mul_epi32(temp1[1], *cst0);
- temp2[2] = _mm_mul_epi32(temp2[0], *cst0);
- temp2[3] = _mm_mul_epi32(temp2[1], *cst0);
- temp2[0] = _mm_mul_epi32(temp2[0], *cst1);
- temp2[1] = _mm_mul_epi32(temp2[1], *cst1);
+
+ extend_64bit(in0, temp1);
+ extend_64bit(in1, temp2);
+ temp1[2] = _mm_mul_epi32(temp1[0], pair_c1);
+ temp1[3] = _mm_mul_epi32(temp1[1], pair_c1);
+ temp1[0] = _mm_mul_epi32(temp1[0], pair_c0);
+ temp1[1] = _mm_mul_epi32(temp1[1], pair_c0);
+ temp2[2] = _mm_mul_epi32(temp2[0], pair_c0);
+ temp2[3] = _mm_mul_epi32(temp2[1], pair_c0);
+ temp2[0] = _mm_mul_epi32(temp2[0], pair_c1);
+ temp2[1] = _mm_mul_epi32(temp2[1], pair_c1);
temp1[0] = _mm_sub_epi64(temp1[0], temp2[0]);
temp1[1] = _mm_sub_epi64(temp1[1], temp2[1]);
temp2[0] = _mm_add_epi64(temp1[2], temp2[2]);
--- a/vpx_dsp/x86/inv_txfm_sse2.c
+++ b/vpx_dsp/x86/inv_txfm_sse2.c
@@ -8,6 +8,8 @@
* be found in the AUTHORS file in the root of the source tree.
*/
+#include <emmintrin.h> // SSE2
+
#include "./vpx_dsp_rtcd.h"
#include "vpx_dsp/x86/inv_txfm_sse2.h"
#include "vpx_dsp/x86/transpose_sse2.h"
@@ -146,72 +148,6 @@
in[1] = _mm_packs_epi32(u[2], u[3]);
}
-// Multiply elements by constants and add them together.
-static INLINE void multiplication_and_add(
- const __m128i *const in0, const __m128i *const in1,
- const __m128i *const in2, const __m128i *const in3,
- const __m128i *const cst0, const __m128i *const cst1,
- const __m128i *const cst2, const __m128i *const cst3, __m128i *const res0,
- __m128i *const res1, __m128i *const res2, __m128i *const res3) {- const __m128i lo_0 = _mm_unpacklo_epi16(*in0, *in1);
- const __m128i hi_0 = _mm_unpackhi_epi16(*in0, *in1);
- const __m128i lo_1 = _mm_unpacklo_epi16(*in2, *in3);
- const __m128i hi_1 = _mm_unpackhi_epi16(*in2, *in3);
- *res0 = idct_calc_wraplow_sse2(lo_0, hi_0, *cst0);
- *res1 = idct_calc_wraplow_sse2(lo_0, hi_0, *cst1);
- *res2 = idct_calc_wraplow_sse2(lo_1, hi_1, *cst2);
- *res3 = idct_calc_wraplow_sse2(lo_1, hi_1, *cst3);
-}
-
-static INLINE void idct8(const __m128i *const in, __m128i *const out) {- const __m128i cp_16_16 = pair_set_epi16(cospi_16_64, cospi_16_64);
- const __m128i cp_16_n16 = pair_set_epi16(cospi_16_64, -cospi_16_64);
- __m128i step1[8], step2[8];
-
- // stage 1
- {- const __m128i cp_28_n4 = pair_set_epi16(cospi_28_64, -cospi_4_64);
- const __m128i cp_4_28 = pair_set_epi16(cospi_4_64, cospi_28_64);
- const __m128i cp_n20_12 = pair_set_epi16(-cospi_20_64, cospi_12_64);
- const __m128i cp_12_20 = pair_set_epi16(cospi_12_64, cospi_20_64);
- multiplication_and_add(&in[1], &in[7], &in[3], &in[5], &cp_28_n4, &cp_4_28,
- &cp_n20_12, &cp_12_20, &step1[4], &step1[7],
- &step1[5], &step1[6]);
- }
-
- // stage 2
- {- const __m128i cp_24_n8 = pair_set_epi16(cospi_24_64, -cospi_8_64);
- const __m128i cp_8_24 = pair_set_epi16(cospi_8_64, cospi_24_64);
- multiplication_and_add(&in[0], &in[4], &in[2], &in[6], &cp_16_16,
- &cp_16_n16, &cp_24_n8, &cp_8_24, &step2[0],
- &step2[1], &step2[2], &step2[3]);
- }
-
- step2[4] = _mm_add_epi16(step1[4], step1[5]);
- step2[5] = _mm_sub_epi16(step1[4], step1[5]);
- step2[6] = _mm_sub_epi16(step1[7], step1[6]);
- step2[7] = _mm_add_epi16(step1[7], step1[6]);
-
- // stage 3
- step1[0] = _mm_add_epi16(step2[0], step2[3]);
- step1[1] = _mm_add_epi16(step2[1], step2[2]);
- step1[2] = _mm_sub_epi16(step2[1], step2[2]);
- step1[3] = _mm_sub_epi16(step2[0], step2[3]);
- multiplication_and_add_2(&step2[6], &step2[5], &cp_16_n16, &cp_16_16,
- &step1[5], &step1[6]);
-
- // stage 4
- out[0] = _mm_add_epi16(step1[0], step2[7]);
- out[1] = _mm_add_epi16(step1[1], step1[6]);
- out[2] = _mm_add_epi16(step1[2], step1[5]);
- out[3] = _mm_add_epi16(step1[3], step2[4]);
- out[4] = _mm_sub_epi16(step1[3], step2[4]);
- out[5] = _mm_sub_epi16(step1[2], step1[5]);
- out[6] = _mm_sub_epi16(step1[1], step1[6]);
- out[7] = _mm_sub_epi16(step1[0], step2[7]);
-}
-
void vpx_idct8x8_64_add_sse2(const tran_low_t *input, uint8_t *dest,
int stride) {__m128i in[8];
@@ -475,66 +411,15 @@
void vpx_idct8x8_12_add_sse2(const tran_low_t *input, uint8_t *dest,
int stride) {- const __m128i zero = _mm_setzero_si128();
- const __m128i cp_16_16 = pair_set_epi16(cospi_16_64, cospi_16_64);
- const __m128i cp_16_n16 = pair_set_epi16(cospi_16_64, -cospi_16_64);
- __m128i in[8], step1[8], step2[8], tmp[4];
+ __m128i io[8];
- in[0] = load_input_data4(input + 0 * 8);
- in[1] = load_input_data4(input + 1 * 8);
- in[2] = load_input_data4(input + 2 * 8);
- in[3] = load_input_data4(input + 3 * 8);
+ io[0] = load_input_data4(input + 0 * 8);
+ io[1] = load_input_data4(input + 1 * 8);
+ io[2] = load_input_data4(input + 2 * 8);
+ io[3] = load_input_data4(input + 3 * 8);
- transpose_16bit_4x4(in, in);
- // in[0]: 00 10 20 30 01 11 21 31
- // in[1]: 02 12 22 32 03 13 23 33
-
- // stage 1
- {- const __m128i cp_28_n4 = pair_set_epi16(cospi_28_64, -cospi_4_64);
- const __m128i cp_4_28 = pair_set_epi16(cospi_4_64, cospi_28_64);
- const __m128i cp_n20_12 = pair_set_epi16(-cospi_20_64, cospi_12_64);
- const __m128i cp_12_20 = pair_set_epi16(cospi_12_64, cospi_20_64);
- const __m128i lo_1 = _mm_unpackhi_epi16(in[0], zero);
- const __m128i lo_3 = _mm_unpackhi_epi16(in[1], zero);
- step1[4] = idct_calc_wraplow_sse2(cp_28_n4, cp_4_28, lo_1); // step1 4&7
- step1[5] = idct_calc_wraplow_sse2(cp_n20_12, cp_12_20, lo_3); // step1 5&6
- }
-
- // stage 2
- {- const __m128i cp_24_n8 = pair_set_epi16(cospi_24_64, -cospi_8_64);
- const __m128i cp_8_24 = pair_set_epi16(cospi_8_64, cospi_24_64);
- const __m128i lo_0 = _mm_unpacklo_epi16(in[0], zero);
- const __m128i lo_2 = _mm_unpacklo_epi16(in[1], zero);
- step2[0] = idct_calc_wraplow_sse2(cp_16_16, cp_16_n16, lo_0); // step2 0&1
- step2[2] = idct_calc_wraplow_sse2(cp_8_24, cp_24_n8, lo_2); // step2 3&2
- step2[4] = _mm_add_epi16(step1[4], step1[5]); // step2 4&7
- step2[5] = _mm_sub_epi16(step1[4], step1[5]); // step2 5&6
- step2[6] = _mm_unpackhi_epi64(step2[5], zero); // step2 6
- }
-
- // stage 3
- {- const __m128i lo_65 = _mm_unpacklo_epi16(step2[6], step2[5]);
- tmp[0] = _mm_add_epi16(step2[0], step2[2]); // step1 0&1
- tmp[1] = _mm_sub_epi16(step2[0], step2[2]); // step1 3&2
- step1[2] = _mm_unpackhi_epi64(tmp[1], tmp[0]); // step1 2&1
- step1[3] = _mm_unpacklo_epi64(tmp[1], tmp[0]); // step1 3&0
- step1[5] = idct_calc_wraplow_sse2(cp_16_n16, cp_16_16, lo_65); // step1 5&6
- }
-
- // stage 4
- tmp[0] = _mm_add_epi16(step1[3], step2[4]); // output 3&0
- tmp[1] = _mm_add_epi16(step1[2], step1[5]); // output 2&1
- tmp[2] = _mm_sub_epi16(step1[3], step2[4]); // output 4&7
- tmp[3] = _mm_sub_epi16(step1[2], step1[5]); // output 5&6
-
- idct8x8_12_transpose_16bit_4x8(tmp, in);
- in[4] = in[5] = in[6] = in[7] = zero;
-
- idct8(in, in);
- write_buffer_8x8(in, dest, stride);
+ idct8x8_12_add_kernel_sse2(io);
+ write_buffer_8x8(io, dest, stride);
}
#define IDCT16_10 \
--- a/vpx_dsp/x86/inv_txfm_sse2.h
+++ b/vpx_dsp/x86/inv_txfm_sse2.h
@@ -12,6 +12,7 @@
#define VPX_DSP_X86_INV_TXFM_SSE2_H_
#include <emmintrin.h> // SSE2
+
#include "./vpx_config.h"
#include "vpx/vpx_integer.h"
#include "vpx_dsp/inv_txfm.h"
@@ -345,6 +346,131 @@
BUTTERFLY_PAIR(u0, u1, *c0, *c1);
*x0 = _mm_packs_epi32(tmp0, tmp1);
*x1 = _mm_packs_epi32(tmp2, tmp3);
+}
+
+// Multiply elements by constants and add them together.
+static INLINE void multiplication_and_add(
+ const __m128i *const in0, const __m128i *const in1,
+ const __m128i *const in2, const __m128i *const in3,
+ const __m128i *const cst0, const __m128i *const cst1,
+ const __m128i *const cst2, const __m128i *const cst3, __m128i *const res0,
+ __m128i *const res1, __m128i *const res2, __m128i *const res3) {+ const __m128i lo_0 = _mm_unpacklo_epi16(*in0, *in1);
+ const __m128i hi_0 = _mm_unpackhi_epi16(*in0, *in1);
+ const __m128i lo_1 = _mm_unpacklo_epi16(*in2, *in3);
+ const __m128i hi_1 = _mm_unpackhi_epi16(*in2, *in3);
+ *res0 = idct_calc_wraplow_sse2(lo_0, hi_0, *cst0);
+ *res1 = idct_calc_wraplow_sse2(lo_0, hi_0, *cst1);
+ *res2 = idct_calc_wraplow_sse2(lo_1, hi_1, *cst2);
+ *res3 = idct_calc_wraplow_sse2(lo_1, hi_1, *cst3);
+}
+
+static INLINE void idct8(const __m128i *const in /*in[8]*/,
+ __m128i *const out /*out[8]*/) {+ const __m128i cp_16_16 = pair_set_epi16(cospi_16_64, cospi_16_64);
+ const __m128i cp_16_n16 = pair_set_epi16(cospi_16_64, -cospi_16_64);
+ __m128i step1[8], step2[8];
+
+ // stage 1
+ {+ const __m128i cp_28_n4 = pair_set_epi16(cospi_28_64, -cospi_4_64);
+ const __m128i cp_4_28 = pair_set_epi16(cospi_4_64, cospi_28_64);
+ const __m128i cp_n20_12 = pair_set_epi16(-cospi_20_64, cospi_12_64);
+ const __m128i cp_12_20 = pair_set_epi16(cospi_12_64, cospi_20_64);
+ multiplication_and_add(&in[1], &in[7], &in[3], &in[5], &cp_28_n4, &cp_4_28,
+ &cp_n20_12, &cp_12_20, &step1[4], &step1[7],
+ &step1[5], &step1[6]);
+ }
+
+ // stage 2
+ {+ const __m128i cp_24_n8 = pair_set_epi16(cospi_24_64, -cospi_8_64);
+ const __m128i cp_8_24 = pair_set_epi16(cospi_8_64, cospi_24_64);
+ multiplication_and_add(&in[0], &in[4], &in[2], &in[6], &cp_16_16,
+ &cp_16_n16, &cp_24_n8, &cp_8_24, &step2[0],
+ &step2[1], &step2[2], &step2[3]);
+ }
+
+ step2[4] = _mm_add_epi16(step1[4], step1[5]);
+ step2[5] = _mm_sub_epi16(step1[4], step1[5]);
+ step2[6] = _mm_sub_epi16(step1[7], step1[6]);
+ step2[7] = _mm_add_epi16(step1[7], step1[6]);
+
+ // stage 3
+ step1[0] = _mm_add_epi16(step2[0], step2[3]);
+ step1[1] = _mm_add_epi16(step2[1], step2[2]);
+ step1[2] = _mm_sub_epi16(step2[1], step2[2]);
+ step1[3] = _mm_sub_epi16(step2[0], step2[3]);
+ multiplication_and_add_2(&step2[6], &step2[5], &cp_16_n16, &cp_16_16,
+ &step1[5], &step1[6]);
+
+ // stage 4
+ out[0] = _mm_add_epi16(step1[0], step2[7]);
+ out[1] = _mm_add_epi16(step1[1], step1[6]);
+ out[2] = _mm_add_epi16(step1[2], step1[5]);
+ out[3] = _mm_add_epi16(step1[3], step2[4]);
+ out[4] = _mm_sub_epi16(step1[3], step2[4]);
+ out[5] = _mm_sub_epi16(step1[2], step1[5]);
+ out[6] = _mm_sub_epi16(step1[1], step1[6]);
+ out[7] = _mm_sub_epi16(step1[0], step2[7]);
+}
+
+static INLINE void idct8x8_12_add_kernel_sse2(__m128i *const io /*io[8]*/) {+ const __m128i zero = _mm_setzero_si128();
+ const __m128i cp_16_16 = pair_set_epi16(cospi_16_64, cospi_16_64);
+ const __m128i cp_16_n16 = pair_set_epi16(cospi_16_64, -cospi_16_64);
+ __m128i step1[8], step2[8], tmp[4];
+
+ transpose_16bit_4x4(io, io);
+ // io[0]: 00 10 20 30 01 11 21 31
+ // io[1]: 02 12 22 32 03 13 23 33
+
+ // stage 1
+ {+ const __m128i cp_28_n4 = pair_set_epi16(cospi_28_64, -cospi_4_64);
+ const __m128i cp_4_28 = pair_set_epi16(cospi_4_64, cospi_28_64);
+ const __m128i cp_n20_12 = pair_set_epi16(-cospi_20_64, cospi_12_64);
+ const __m128i cp_12_20 = pair_set_epi16(cospi_12_64, cospi_20_64);
+ const __m128i lo_1 = _mm_unpackhi_epi16(io[0], zero);
+ const __m128i lo_3 = _mm_unpackhi_epi16(io[1], zero);
+ step1[4] = idct_calc_wraplow_sse2(cp_28_n4, cp_4_28, lo_1); // step1 4&7
+ step1[5] = idct_calc_wraplow_sse2(cp_n20_12, cp_12_20, lo_3); // step1 5&6
+ }
+
+ // stage 2
+ {+ const __m128i cp_24_n8 = pair_set_epi16(cospi_24_64, -cospi_8_64);
+ const __m128i cp_8_24 = pair_set_epi16(cospi_8_64, cospi_24_64);
+ const __m128i lo_0 = _mm_unpacklo_epi16(io[0], zero);
+ const __m128i lo_2 = _mm_unpacklo_epi16(io[1], zero);
+ const __m128i t = idct_madd_round_shift_sse2(cp_16_16, lo_0);
+ step2[0] = _mm_packs_epi32(t, t); // step2 0&1
+ step2[2] = idct_calc_wraplow_sse2(cp_8_24, cp_24_n8, lo_2); // step2 3&2
+ step2[4] = _mm_add_epi16(step1[4], step1[5]); // step2 4&7
+ step2[5] = _mm_sub_epi16(step1[4], step1[5]); // step2 5&6
+ step2[6] = _mm_unpackhi_epi64(step2[5], zero); // step2 6
+ }
+
+ // stage 3
+ {+ const __m128i lo_65 = _mm_unpacklo_epi16(step2[6], step2[5]);
+ tmp[0] = _mm_add_epi16(step2[0], step2[2]); // step1 0&1
+ tmp[1] = _mm_sub_epi16(step2[0], step2[2]); // step1 3&2
+ step1[2] = _mm_unpackhi_epi64(tmp[1], tmp[0]); // step1 2&1
+ step1[3] = _mm_unpacklo_epi64(tmp[1], tmp[0]); // step1 3&0
+ step1[5] = idct_calc_wraplow_sse2(cp_16_n16, cp_16_16, lo_65); // step1 5&6
+ }
+
+ // stage 4
+ tmp[0] = _mm_add_epi16(step1[3], step2[4]); // output 3&0
+ tmp[1] = _mm_add_epi16(step1[2], step1[5]); // output 2&1
+ tmp[2] = _mm_sub_epi16(step1[3], step2[4]); // output 4&7
+ tmp[3] = _mm_sub_epi16(step1[2], step1[5]); // output 5&6
+
+ idct8x8_12_transpose_16bit_4x8(tmp, io);
+ io[4] = io[5] = io[6] = io[7] = zero;
+
+ idct8(io, io);
}
void idct4_sse2(__m128i *in);
--- a/vpx_dsp/x86/txfm_common_sse2.h
+++ b/vpx_dsp/x86/txfm_common_sse2.h
@@ -18,6 +18,9 @@
_mm_set_epi16((int16_t)(b), (int16_t)(a), (int16_t)(b), (int16_t)(a), \
(int16_t)(b), (int16_t)(a), (int16_t)(b), (int16_t)(a))
+#define pair_set_epi32(a, b) \
+ _mm_set_epi32((int)(b), (int)(a), (int)(b), (int)(a))
+
#define dual_set_epi16(a, b) \
_mm_set_epi16((int16_t)(b), (int16_t)(b), (int16_t)(b), (int16_t)(b), \
(int16_t)(a), (int16_t)(a), (int16_t)(a), (int16_t)(a))
--
⑨