ref: 48b089137023cb7df2e750658e1c532f02db2ee5
parent: 76bf681338ee60fa90eb64f5832161686aa6c792
author: Jingning Han <jingning@google.com>
date: Thu May 22 05:44:40 EDT 2014
Inverse 16x16 2D-DCT SSSE3 implementation This commit enables the SSSE3 implementation of full inverse 16x16 2D-DCT. The unit runtime goes down from 1642 cycles to 1519 cycles, about 7% speed-up. Change-Id: I14d2fdf9da1fb4ed1e5db7ce24f77a1bfc8ea90d
--- a/vp9/common/vp9_rtcd_defs.pl
+++ b/vp9/common/vp9_rtcd_defs.pl
@@ -356,7 +356,7 @@
$vp9_idct16x16_1_add_neon_asm=vp9_idct16x16_1_add_neon;
add_proto qw/void vp9_idct16x16_256_add/, "const int16_t *input, uint8_t *dest, int dest_stride";
-specialize qw/vp9_idct16x16_256_add sse2 neon_asm dspr2/;
+specialize qw/vp9_idct16x16_256_add sse2 ssse3 neon_asm dspr2/;
$vp9_idct16x16_256_add_neon_asm=vp9_idct16x16_256_add_neon;
add_proto qw/void vp9_idct16x16_10_add/, "const int16_t *input, uint8_t *dest, int dest_stride";
--- a/vp9/common/x86/vp9_idct_intrin_sse2.c
+++ b/vp9/common/x86/vp9_idct_intrin_sse2.c
@@ -8,12 +8,7 @@
* be found in the AUTHORS file in the root of the source tree.
*/
-#include <assert.h>
-#include <emmintrin.h> // SSE2
-#include "./vpx_config.h"
-#include "vpx/vpx_integer.h"
-#include "vp9/common/vp9_common.h"
-#include "vp9/common/vp9_idct.h"
+#include "vp9/common/x86/vp9_idct_intrin_sse2.h"
#define RECON_AND_STORE4X4(dest, in_x) \
{ \@@ -527,16 +522,6 @@
out7 = _mm_subs_epi16(stp1_0, stp2_7); \
}
-#define RECON_AND_STORE(dest, in_x) \
- { \- __m128i d0 = _mm_loadl_epi64((__m128i *)(dest)); \
- d0 = _mm_unpacklo_epi8(d0, zero); \
- d0 = _mm_add_epi16(in_x, d0); \
- d0 = _mm_packus_epi16(d0, d0); \
- _mm_storel_epi64((__m128i *)(dest), d0); \
- dest += stride; \
- }
-
void vp9_idct8x8_64_add_sse2(const int16_t *input, uint8_t *dest, int stride) {const __m128i zero = _mm_setzero_si128();
const __m128i rounding = _mm_set1_epi32(DCT_CONST_ROUNDING);
@@ -627,36 +612,6 @@
RECON_AND_STORE(dest, dc_value);
}
-// perform 8x8 transpose
-static INLINE void array_transpose_8x8(__m128i *in, __m128i *res) {- const __m128i tr0_0 = _mm_unpacklo_epi16(in[0], in[1]);
- const __m128i tr0_1 = _mm_unpacklo_epi16(in[2], in[3]);
- const __m128i tr0_2 = _mm_unpackhi_epi16(in[0], in[1]);
- const __m128i tr0_3 = _mm_unpackhi_epi16(in[2], in[3]);
- const __m128i tr0_4 = _mm_unpacklo_epi16(in[4], in[5]);
- const __m128i tr0_5 = _mm_unpacklo_epi16(in[6], in[7]);
- const __m128i tr0_6 = _mm_unpackhi_epi16(in[4], in[5]);
- const __m128i tr0_7 = _mm_unpackhi_epi16(in[6], in[7]);
-
- const __m128i tr1_0 = _mm_unpacklo_epi32(tr0_0, tr0_1);
- const __m128i tr1_1 = _mm_unpacklo_epi32(tr0_4, tr0_5);
- const __m128i tr1_2 = _mm_unpackhi_epi32(tr0_0, tr0_1);
- const __m128i tr1_3 = _mm_unpackhi_epi32(tr0_4, tr0_5);
- const __m128i tr1_4 = _mm_unpacklo_epi32(tr0_2, tr0_3);
- const __m128i tr1_5 = _mm_unpacklo_epi32(tr0_6, tr0_7);
- const __m128i tr1_6 = _mm_unpackhi_epi32(tr0_2, tr0_3);
- const __m128i tr1_7 = _mm_unpackhi_epi32(tr0_6, tr0_7);
-
- res[0] = _mm_unpacklo_epi64(tr1_0, tr1_1);
- res[1] = _mm_unpackhi_epi64(tr1_0, tr1_1);
- res[2] = _mm_unpacklo_epi64(tr1_2, tr1_3);
- res[3] = _mm_unpackhi_epi64(tr1_2, tr1_3);
- res[4] = _mm_unpacklo_epi64(tr1_4, tr1_5);
- res[5] = _mm_unpackhi_epi64(tr1_4, tr1_5);
- res[6] = _mm_unpacklo_epi64(tr1_6, tr1_7);
- res[7] = _mm_unpackhi_epi64(tr1_6, tr1_7);
-}
-
static INLINE void array_transpose_4X8(__m128i *in, __m128i * out) {const __m128i tr0_0 = _mm_unpacklo_epi16(in[0], in[1]);
const __m128i tr0_1 = _mm_unpacklo_epi16(in[2], in[3]);
@@ -1573,23 +1528,6 @@
}
}
-static INLINE void array_transpose_16x16(__m128i *res0, __m128i *res1) {- __m128i tbuf[8];
- array_transpose_8x8(res0, res0);
- array_transpose_8x8(res1, tbuf);
- array_transpose_8x8(res0 + 8, res1);
- array_transpose_8x8(res1 + 8, res1 + 8);
-
- res0[8] = tbuf[0];
- res0[9] = tbuf[1];
- res0[10] = tbuf[2];
- res0[11] = tbuf[3];
- res0[12] = tbuf[4];
- res0[13] = tbuf[5];
- res0[14] = tbuf[6];
- res0[15] = tbuf[7];
-}
-
static void iadst16_8col(__m128i *in) {// perform 16x16 1-D ADST for 8 columns
__m128i s[16], x[16], u[32], v[32];
@@ -2414,82 +2352,6 @@
array_transpose_16x16(in0, in1);
iadst16_8col(in0);
iadst16_8col(in1);
-}
-
-static INLINE void load_buffer_8x16(const int16_t *input, __m128i *in) {- in[0] = _mm_load_si128((const __m128i *)(input + 0 * 16));
- in[1] = _mm_load_si128((const __m128i *)(input + 1 * 16));
- in[2] = _mm_load_si128((const __m128i *)(input + 2 * 16));
- in[3] = _mm_load_si128((const __m128i *)(input + 3 * 16));
- in[4] = _mm_load_si128((const __m128i *)(input + 4 * 16));
- in[5] = _mm_load_si128((const __m128i *)(input + 5 * 16));
- in[6] = _mm_load_si128((const __m128i *)(input + 6 * 16));
- in[7] = _mm_load_si128((const __m128i *)(input + 7 * 16));
-
- in[8] = _mm_load_si128((const __m128i *)(input + 8 * 16));
- in[9] = _mm_load_si128((const __m128i *)(input + 9 * 16));
- in[10] = _mm_load_si128((const __m128i *)(input + 10 * 16));
- in[11] = _mm_load_si128((const __m128i *)(input + 11 * 16));
- in[12] = _mm_load_si128((const __m128i *)(input + 12 * 16));
- in[13] = _mm_load_si128((const __m128i *)(input + 13 * 16));
- in[14] = _mm_load_si128((const __m128i *)(input + 14 * 16));
- in[15] = _mm_load_si128((const __m128i *)(input + 15 * 16));
-}
-
-static INLINE void write_buffer_8x16(uint8_t *dest, __m128i *in, int stride) {- const __m128i final_rounding = _mm_set1_epi16(1<<5);
- const __m128i zero = _mm_setzero_si128();
- // Final rounding and shift
- in[0] = _mm_adds_epi16(in[0], final_rounding);
- in[1] = _mm_adds_epi16(in[1], final_rounding);
- in[2] = _mm_adds_epi16(in[2], final_rounding);
- in[3] = _mm_adds_epi16(in[3], final_rounding);
- in[4] = _mm_adds_epi16(in[4], final_rounding);
- in[5] = _mm_adds_epi16(in[5], final_rounding);
- in[6] = _mm_adds_epi16(in[6], final_rounding);
- in[7] = _mm_adds_epi16(in[7], final_rounding);
- in[8] = _mm_adds_epi16(in[8], final_rounding);
- in[9] = _mm_adds_epi16(in[9], final_rounding);
- in[10] = _mm_adds_epi16(in[10], final_rounding);
- in[11] = _mm_adds_epi16(in[11], final_rounding);
- in[12] = _mm_adds_epi16(in[12], final_rounding);
- in[13] = _mm_adds_epi16(in[13], final_rounding);
- in[14] = _mm_adds_epi16(in[14], final_rounding);
- in[15] = _mm_adds_epi16(in[15], final_rounding);
-
- in[0] = _mm_srai_epi16(in[0], 6);
- in[1] = _mm_srai_epi16(in[1], 6);
- in[2] = _mm_srai_epi16(in[2], 6);
- in[3] = _mm_srai_epi16(in[3], 6);
- in[4] = _mm_srai_epi16(in[4], 6);
- in[5] = _mm_srai_epi16(in[5], 6);
- in[6] = _mm_srai_epi16(in[6], 6);
- in[7] = _mm_srai_epi16(in[7], 6);
- in[8] = _mm_srai_epi16(in[8], 6);
- in[9] = _mm_srai_epi16(in[9], 6);
- in[10] = _mm_srai_epi16(in[10], 6);
- in[11] = _mm_srai_epi16(in[11], 6);
- in[12] = _mm_srai_epi16(in[12], 6);
- in[13] = _mm_srai_epi16(in[13], 6);
- in[14] = _mm_srai_epi16(in[14], 6);
- in[15] = _mm_srai_epi16(in[15], 6);
-
- RECON_AND_STORE(dest, in[0]);
- RECON_AND_STORE(dest, in[1]);
- RECON_AND_STORE(dest, in[2]);
- RECON_AND_STORE(dest, in[3]);
- RECON_AND_STORE(dest, in[4]);
- RECON_AND_STORE(dest, in[5]);
- RECON_AND_STORE(dest, in[6]);
- RECON_AND_STORE(dest, in[7]);
- RECON_AND_STORE(dest, in[8]);
- RECON_AND_STORE(dest, in[9]);
- RECON_AND_STORE(dest, in[10]);
- RECON_AND_STORE(dest, in[11]);
- RECON_AND_STORE(dest, in[12]);
- RECON_AND_STORE(dest, in[13]);
- RECON_AND_STORE(dest, in[14]);
- RECON_AND_STORE(dest, in[15]);
}
void vp9_iht16x16_256_add_sse2(const int16_t *input, uint8_t *dest, int stride,
--- /dev/null
+++ b/vp9/common/x86/vp9_idct_intrin_sse2.h
@@ -1,0 +1,149 @@
+/*
+ * Copyright (c) 2014 The WebM project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include <assert.h>
+#include <emmintrin.h> // SSE2
+#include "./vpx_config.h"
+#include "vpx/vpx_integer.h"
+#include "vp9/common/vp9_common.h"
+#include "vp9/common/vp9_idct.h"
+
+// perform 8x8 transpose
+static INLINE void array_transpose_8x8(__m128i *in, __m128i *res) {+ const __m128i tr0_0 = _mm_unpacklo_epi16(in[0], in[1]);
+ const __m128i tr0_1 = _mm_unpacklo_epi16(in[2], in[3]);
+ const __m128i tr0_2 = _mm_unpackhi_epi16(in[0], in[1]);
+ const __m128i tr0_3 = _mm_unpackhi_epi16(in[2], in[3]);
+ const __m128i tr0_4 = _mm_unpacklo_epi16(in[4], in[5]);
+ const __m128i tr0_5 = _mm_unpacklo_epi16(in[6], in[7]);
+ const __m128i tr0_6 = _mm_unpackhi_epi16(in[4], in[5]);
+ const __m128i tr0_7 = _mm_unpackhi_epi16(in[6], in[7]);
+
+ const __m128i tr1_0 = _mm_unpacklo_epi32(tr0_0, tr0_1);
+ const __m128i tr1_1 = _mm_unpacklo_epi32(tr0_4, tr0_5);
+ const __m128i tr1_2 = _mm_unpackhi_epi32(tr0_0, tr0_1);
+ const __m128i tr1_3 = _mm_unpackhi_epi32(tr0_4, tr0_5);
+ const __m128i tr1_4 = _mm_unpacklo_epi32(tr0_2, tr0_3);
+ const __m128i tr1_5 = _mm_unpacklo_epi32(tr0_6, tr0_7);
+ const __m128i tr1_6 = _mm_unpackhi_epi32(tr0_2, tr0_3);
+ const __m128i tr1_7 = _mm_unpackhi_epi32(tr0_6, tr0_7);
+
+ res[0] = _mm_unpacklo_epi64(tr1_0, tr1_1);
+ res[1] = _mm_unpackhi_epi64(tr1_0, tr1_1);
+ res[2] = _mm_unpacklo_epi64(tr1_2, tr1_3);
+ res[3] = _mm_unpackhi_epi64(tr1_2, tr1_3);
+ res[4] = _mm_unpacklo_epi64(tr1_4, tr1_5);
+ res[5] = _mm_unpackhi_epi64(tr1_4, tr1_5);
+ res[6] = _mm_unpacklo_epi64(tr1_6, tr1_7);
+ res[7] = _mm_unpackhi_epi64(tr1_6, tr1_7);
+}
+
+static INLINE void array_transpose_16x16(__m128i *res0, __m128i *res1) {+ __m128i tbuf[8];
+ array_transpose_8x8(res0, res0);
+ array_transpose_8x8(res1, tbuf);
+ array_transpose_8x8(res0 + 8, res1);
+ array_transpose_8x8(res1 + 8, res1 + 8);
+
+ res0[8] = tbuf[0];
+ res0[9] = tbuf[1];
+ res0[10] = tbuf[2];
+ res0[11] = tbuf[3];
+ res0[12] = tbuf[4];
+ res0[13] = tbuf[5];
+ res0[14] = tbuf[6];
+ res0[15] = tbuf[7];
+}
+
+static INLINE void load_buffer_8x16(const int16_t *input, __m128i *in) {+ in[0] = _mm_load_si128((const __m128i *)(input + 0 * 16));
+ in[1] = _mm_load_si128((const __m128i *)(input + 1 * 16));
+ in[2] = _mm_load_si128((const __m128i *)(input + 2 * 16));
+ in[3] = _mm_load_si128((const __m128i *)(input + 3 * 16));
+ in[4] = _mm_load_si128((const __m128i *)(input + 4 * 16));
+ in[5] = _mm_load_si128((const __m128i *)(input + 5 * 16));
+ in[6] = _mm_load_si128((const __m128i *)(input + 6 * 16));
+ in[7] = _mm_load_si128((const __m128i *)(input + 7 * 16));
+
+ in[8] = _mm_load_si128((const __m128i *)(input + 8 * 16));
+ in[9] = _mm_load_si128((const __m128i *)(input + 9 * 16));
+ in[10] = _mm_load_si128((const __m128i *)(input + 10 * 16));
+ in[11] = _mm_load_si128((const __m128i *)(input + 11 * 16));
+ in[12] = _mm_load_si128((const __m128i *)(input + 12 * 16));
+ in[13] = _mm_load_si128((const __m128i *)(input + 13 * 16));
+ in[14] = _mm_load_si128((const __m128i *)(input + 14 * 16));
+ in[15] = _mm_load_si128((const __m128i *)(input + 15 * 16));
+}
+
+#define RECON_AND_STORE(dest, in_x) \
+ { \+ __m128i d0 = _mm_loadl_epi64((__m128i *)(dest)); \
+ d0 = _mm_unpacklo_epi8(d0, zero); \
+ d0 = _mm_add_epi16(in_x, d0); \
+ d0 = _mm_packus_epi16(d0, d0); \
+ _mm_storel_epi64((__m128i *)(dest), d0); \
+ dest += stride; \
+ }
+
+static INLINE void write_buffer_8x16(uint8_t *dest, __m128i *in, int stride) {+ const __m128i final_rounding = _mm_set1_epi16(1<<5);
+ const __m128i zero = _mm_setzero_si128();
+ // Final rounding and shift
+ in[0] = _mm_adds_epi16(in[0], final_rounding);
+ in[1] = _mm_adds_epi16(in[1], final_rounding);
+ in[2] = _mm_adds_epi16(in[2], final_rounding);
+ in[3] = _mm_adds_epi16(in[3], final_rounding);
+ in[4] = _mm_adds_epi16(in[4], final_rounding);
+ in[5] = _mm_adds_epi16(in[5], final_rounding);
+ in[6] = _mm_adds_epi16(in[6], final_rounding);
+ in[7] = _mm_adds_epi16(in[7], final_rounding);
+ in[8] = _mm_adds_epi16(in[8], final_rounding);
+ in[9] = _mm_adds_epi16(in[9], final_rounding);
+ in[10] = _mm_adds_epi16(in[10], final_rounding);
+ in[11] = _mm_adds_epi16(in[11], final_rounding);
+ in[12] = _mm_adds_epi16(in[12], final_rounding);
+ in[13] = _mm_adds_epi16(in[13], final_rounding);
+ in[14] = _mm_adds_epi16(in[14], final_rounding);
+ in[15] = _mm_adds_epi16(in[15], final_rounding);
+
+ in[0] = _mm_srai_epi16(in[0], 6);
+ in[1] = _mm_srai_epi16(in[1], 6);
+ in[2] = _mm_srai_epi16(in[2], 6);
+ in[3] = _mm_srai_epi16(in[3], 6);
+ in[4] = _mm_srai_epi16(in[4], 6);
+ in[5] = _mm_srai_epi16(in[5], 6);
+ in[6] = _mm_srai_epi16(in[6], 6);
+ in[7] = _mm_srai_epi16(in[7], 6);
+ in[8] = _mm_srai_epi16(in[8], 6);
+ in[9] = _mm_srai_epi16(in[9], 6);
+ in[10] = _mm_srai_epi16(in[10], 6);
+ in[11] = _mm_srai_epi16(in[11], 6);
+ in[12] = _mm_srai_epi16(in[12], 6);
+ in[13] = _mm_srai_epi16(in[13], 6);
+ in[14] = _mm_srai_epi16(in[14], 6);
+ in[15] = _mm_srai_epi16(in[15], 6);
+
+ RECON_AND_STORE(dest, in[0]);
+ RECON_AND_STORE(dest, in[1]);
+ RECON_AND_STORE(dest, in[2]);
+ RECON_AND_STORE(dest, in[3]);
+ RECON_AND_STORE(dest, in[4]);
+ RECON_AND_STORE(dest, in[5]);
+ RECON_AND_STORE(dest, in[6]);
+ RECON_AND_STORE(dest, in[7]);
+ RECON_AND_STORE(dest, in[8]);
+ RECON_AND_STORE(dest, in[9]);
+ RECON_AND_STORE(dest, in[10]);
+ RECON_AND_STORE(dest, in[11]);
+ RECON_AND_STORE(dest, in[12]);
+ RECON_AND_STORE(dest, in[13]);
+ RECON_AND_STORE(dest, in[14]);
+ RECON_AND_STORE(dest, in[15]);
+}
--- /dev/null
+++ b/vp9/common/x86/vp9_idct_intrin_ssse3.c
@@ -1,0 +1,326 @@
+/*
+ * Copyright (c) 2014 The WebM project authors. All Rights Reserved.
+ *
+ * Use of this source code is governed by a BSD-style license
+ * that can be found in the LICENSE file in the root of the source
+ * tree. An additional intellectual property rights grant can be found
+ * in the file PATENTS. All contributing project authors may
+ * be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include <tmmintrin.h> // SSSE3
+#include "vp9/common/x86/vp9_idct_intrin_sse2.h"
+
+static void idct16_8col(__m128i *in) {+ const __m128i k__cospi_p30_m02 = pair_set_epi16(cospi_30_64, -cospi_2_64);
+ const __m128i k__cospi_p02_p30 = pair_set_epi16(cospi_2_64, cospi_30_64);
+ const __m128i k__cospi_p14_m18 = pair_set_epi16(cospi_14_64, -cospi_18_64);
+ const __m128i k__cospi_p18_p14 = pair_set_epi16(cospi_18_64, cospi_14_64);
+ const __m128i k__cospi_p22_m10 = pair_set_epi16(cospi_22_64, -cospi_10_64);
+ const __m128i k__cospi_p10_p22 = pair_set_epi16(cospi_10_64, cospi_22_64);
+ const __m128i k__cospi_p06_m26 = pair_set_epi16(cospi_6_64, -cospi_26_64);
+ const __m128i k__cospi_p26_p06 = pair_set_epi16(cospi_26_64, cospi_6_64);
+ const __m128i k__cospi_p28_m04 = pair_set_epi16(cospi_28_64, -cospi_4_64);
+ const __m128i k__cospi_p04_p28 = pair_set_epi16(cospi_4_64, cospi_28_64);
+ const __m128i k__cospi_p12_m20 = pair_set_epi16(cospi_12_64, -cospi_20_64);
+ const __m128i k__cospi_p20_p12 = pair_set_epi16(cospi_20_64, cospi_12_64);
+ const __m128i k__cospi_p24_m08 = pair_set_epi16(cospi_24_64, -cospi_8_64);
+ const __m128i k__cospi_p08_p24 = pair_set_epi16(cospi_8_64, cospi_24_64);
+ const __m128i k__cospi_m08_p24 = pair_set_epi16(-cospi_8_64, cospi_24_64);
+ const __m128i k__cospi_p24_p08 = pair_set_epi16(cospi_24_64, cospi_8_64);
+ const __m128i k__cospi_m24_m08 = pair_set_epi16(-cospi_24_64, -cospi_8_64);
+ const __m128i k__DCT_CONST_ROUNDING = _mm_set1_epi32(DCT_CONST_ROUNDING);
+ const __m128i k__cospi_p16_p16_x2 = pair_set_epi16(23170, 23170);
+
+ __m128i v[16], u[16], s[16], t[16];
+
+ // stage 1
+ s[0] = in[0];
+ s[1] = in[8];
+ s[2] = in[4];
+ s[3] = in[12];
+ s[4] = in[2];
+ s[5] = in[10];
+ s[6] = in[6];
+ s[7] = in[14];
+ s[8] = in[1];
+ s[9] = in[9];
+ s[10] = in[5];
+ s[11] = in[13];
+ s[12] = in[3];
+ s[13] = in[11];
+ s[14] = in[7];
+ s[15] = in[15];
+
+ // stage 2
+ u[0] = _mm_unpacklo_epi16(s[8], s[15]);
+ u[1] = _mm_unpackhi_epi16(s[8], s[15]);
+ u[2] = _mm_unpacklo_epi16(s[9], s[14]);
+ u[3] = _mm_unpackhi_epi16(s[9], s[14]);
+ u[4] = _mm_unpacklo_epi16(s[10], s[13]);
+ u[5] = _mm_unpackhi_epi16(s[10], s[13]);
+ u[6] = _mm_unpacklo_epi16(s[11], s[12]);
+ u[7] = _mm_unpackhi_epi16(s[11], s[12]);
+
+ v[0] = _mm_madd_epi16(u[0], k__cospi_p30_m02);
+ v[1] = _mm_madd_epi16(u[1], k__cospi_p30_m02);
+ v[2] = _mm_madd_epi16(u[0], k__cospi_p02_p30);
+ v[3] = _mm_madd_epi16(u[1], k__cospi_p02_p30);
+ v[4] = _mm_madd_epi16(u[2], k__cospi_p14_m18);
+ v[5] = _mm_madd_epi16(u[3], k__cospi_p14_m18);
+ v[6] = _mm_madd_epi16(u[2], k__cospi_p18_p14);
+ v[7] = _mm_madd_epi16(u[3], k__cospi_p18_p14);
+ v[8] = _mm_madd_epi16(u[4], k__cospi_p22_m10);
+ v[9] = _mm_madd_epi16(u[5], k__cospi_p22_m10);
+ v[10] = _mm_madd_epi16(u[4], k__cospi_p10_p22);
+ v[11] = _mm_madd_epi16(u[5], k__cospi_p10_p22);
+ v[12] = _mm_madd_epi16(u[6], k__cospi_p06_m26);
+ v[13] = _mm_madd_epi16(u[7], k__cospi_p06_m26);
+ v[14] = _mm_madd_epi16(u[6], k__cospi_p26_p06);
+ v[15] = _mm_madd_epi16(u[7], k__cospi_p26_p06);
+
+ u[0] = _mm_add_epi32(v[0], k__DCT_CONST_ROUNDING);
+ u[1] = _mm_add_epi32(v[1], k__DCT_CONST_ROUNDING);
+ u[2] = _mm_add_epi32(v[2], k__DCT_CONST_ROUNDING);
+ u[3] = _mm_add_epi32(v[3], k__DCT_CONST_ROUNDING);
+ u[4] = _mm_add_epi32(v[4], k__DCT_CONST_ROUNDING);
+ u[5] = _mm_add_epi32(v[5], k__DCT_CONST_ROUNDING);
+ u[6] = _mm_add_epi32(v[6], k__DCT_CONST_ROUNDING);
+ u[7] = _mm_add_epi32(v[7], k__DCT_CONST_ROUNDING);
+ u[8] = _mm_add_epi32(v[8], k__DCT_CONST_ROUNDING);
+ u[9] = _mm_add_epi32(v[9], k__DCT_CONST_ROUNDING);
+ u[10] = _mm_add_epi32(v[10], k__DCT_CONST_ROUNDING);
+ u[11] = _mm_add_epi32(v[11], k__DCT_CONST_ROUNDING);
+ u[12] = _mm_add_epi32(v[12], k__DCT_CONST_ROUNDING);
+ u[13] = _mm_add_epi32(v[13], k__DCT_CONST_ROUNDING);
+ u[14] = _mm_add_epi32(v[14], k__DCT_CONST_ROUNDING);
+ u[15] = _mm_add_epi32(v[15], k__DCT_CONST_ROUNDING);
+
+ u[0] = _mm_srai_epi32(u[0], DCT_CONST_BITS);
+ u[1] = _mm_srai_epi32(u[1], DCT_CONST_BITS);
+ u[2] = _mm_srai_epi32(u[2], DCT_CONST_BITS);
+ u[3] = _mm_srai_epi32(u[3], DCT_CONST_BITS);
+ u[4] = _mm_srai_epi32(u[4], DCT_CONST_BITS);
+ u[5] = _mm_srai_epi32(u[5], DCT_CONST_BITS);
+ u[6] = _mm_srai_epi32(u[6], DCT_CONST_BITS);
+ u[7] = _mm_srai_epi32(u[7], DCT_CONST_BITS);
+ u[8] = _mm_srai_epi32(u[8], DCT_CONST_BITS);
+ u[9] = _mm_srai_epi32(u[9], DCT_CONST_BITS);
+ u[10] = _mm_srai_epi32(u[10], DCT_CONST_BITS);
+ u[11] = _mm_srai_epi32(u[11], DCT_CONST_BITS);
+ u[12] = _mm_srai_epi32(u[12], DCT_CONST_BITS);
+ u[13] = _mm_srai_epi32(u[13], DCT_CONST_BITS);
+ u[14] = _mm_srai_epi32(u[14], DCT_CONST_BITS);
+ u[15] = _mm_srai_epi32(u[15], DCT_CONST_BITS);
+
+ s[8] = _mm_packs_epi32(u[0], u[1]);
+ s[15] = _mm_packs_epi32(u[2], u[3]);
+ s[9] = _mm_packs_epi32(u[4], u[5]);
+ s[14] = _mm_packs_epi32(u[6], u[7]);
+ s[10] = _mm_packs_epi32(u[8], u[9]);
+ s[13] = _mm_packs_epi32(u[10], u[11]);
+ s[11] = _mm_packs_epi32(u[12], u[13]);
+ s[12] = _mm_packs_epi32(u[14], u[15]);
+
+ // stage 3
+ t[0] = s[0];
+ t[1] = s[1];
+ t[2] = s[2];
+ t[3] = s[3];
+ u[0] = _mm_unpacklo_epi16(s[4], s[7]);
+ u[1] = _mm_unpackhi_epi16(s[4], s[7]);
+ u[2] = _mm_unpacklo_epi16(s[5], s[6]);
+ u[3] = _mm_unpackhi_epi16(s[5], s[6]);
+
+ v[0] = _mm_madd_epi16(u[0], k__cospi_p28_m04);
+ v[1] = _mm_madd_epi16(u[1], k__cospi_p28_m04);
+ v[2] = _mm_madd_epi16(u[0], k__cospi_p04_p28);
+ v[3] = _mm_madd_epi16(u[1], k__cospi_p04_p28);
+ v[4] = _mm_madd_epi16(u[2], k__cospi_p12_m20);
+ v[5] = _mm_madd_epi16(u[3], k__cospi_p12_m20);
+ v[6] = _mm_madd_epi16(u[2], k__cospi_p20_p12);
+ v[7] = _mm_madd_epi16(u[3], k__cospi_p20_p12);
+
+ u[0] = _mm_add_epi32(v[0], k__DCT_CONST_ROUNDING);
+ u[1] = _mm_add_epi32(v[1], k__DCT_CONST_ROUNDING);
+ u[2] = _mm_add_epi32(v[2], k__DCT_CONST_ROUNDING);
+ u[3] = _mm_add_epi32(v[3], k__DCT_CONST_ROUNDING);
+ u[4] = _mm_add_epi32(v[4], k__DCT_CONST_ROUNDING);
+ u[5] = _mm_add_epi32(v[5], k__DCT_CONST_ROUNDING);
+ u[6] = _mm_add_epi32(v[6], k__DCT_CONST_ROUNDING);
+ u[7] = _mm_add_epi32(v[7], k__DCT_CONST_ROUNDING);
+
+ u[0] = _mm_srai_epi32(u[0], DCT_CONST_BITS);
+ u[1] = _mm_srai_epi32(u[1], DCT_CONST_BITS);
+ u[2] = _mm_srai_epi32(u[2], DCT_CONST_BITS);
+ u[3] = _mm_srai_epi32(u[3], DCT_CONST_BITS);
+ u[4] = _mm_srai_epi32(u[4], DCT_CONST_BITS);
+ u[5] = _mm_srai_epi32(u[5], DCT_CONST_BITS);
+ u[6] = _mm_srai_epi32(u[6], DCT_CONST_BITS);
+ u[7] = _mm_srai_epi32(u[7], DCT_CONST_BITS);
+
+ t[4] = _mm_packs_epi32(u[0], u[1]);
+ t[7] = _mm_packs_epi32(u[2], u[3]);
+ t[5] = _mm_packs_epi32(u[4], u[5]);
+ t[6] = _mm_packs_epi32(u[6], u[7]);
+ t[8] = _mm_add_epi16(s[8], s[9]);
+ t[9] = _mm_sub_epi16(s[8], s[9]);
+ t[10] = _mm_sub_epi16(s[11], s[10]);
+ t[11] = _mm_add_epi16(s[10], s[11]);
+ t[12] = _mm_add_epi16(s[12], s[13]);
+ t[13] = _mm_sub_epi16(s[12], s[13]);
+ t[14] = _mm_sub_epi16(s[15], s[14]);
+ t[15] = _mm_add_epi16(s[14], s[15]);
+
+ // stage 4
+ u[0] = _mm_add_epi16(t[0], t[1]);
+ u[1] = _mm_sub_epi16(t[0], t[1]);
+ u[2] = _mm_unpacklo_epi16(t[2], t[3]);
+ u[3] = _mm_unpackhi_epi16(t[2], t[3]);
+ u[4] = _mm_unpacklo_epi16(t[9], t[14]);
+ u[5] = _mm_unpackhi_epi16(t[9], t[14]);
+ u[6] = _mm_unpacklo_epi16(t[10], t[13]);
+ u[7] = _mm_unpackhi_epi16(t[10], t[13]);
+
+ s[0] = _mm_mulhrs_epi16(u[0], k__cospi_p16_p16_x2);
+ s[1] = _mm_mulhrs_epi16(u[1], k__cospi_p16_p16_x2);
+ v[4] = _mm_madd_epi16(u[2], k__cospi_p24_m08);
+ v[5] = _mm_madd_epi16(u[3], k__cospi_p24_m08);
+ v[6] = _mm_madd_epi16(u[2], k__cospi_p08_p24);
+ v[7] = _mm_madd_epi16(u[3], k__cospi_p08_p24);
+ v[8] = _mm_madd_epi16(u[4], k__cospi_m08_p24);
+ v[9] = _mm_madd_epi16(u[5], k__cospi_m08_p24);
+ v[10] = _mm_madd_epi16(u[4], k__cospi_p24_p08);
+ v[11] = _mm_madd_epi16(u[5], k__cospi_p24_p08);
+ v[12] = _mm_madd_epi16(u[6], k__cospi_m24_m08);
+ v[13] = _mm_madd_epi16(u[7], k__cospi_m24_m08);
+ v[14] = _mm_madd_epi16(u[6], k__cospi_m08_p24);
+ v[15] = _mm_madd_epi16(u[7], k__cospi_m08_p24);
+
+ u[4] = _mm_add_epi32(v[4], k__DCT_CONST_ROUNDING);
+ u[5] = _mm_add_epi32(v[5], k__DCT_CONST_ROUNDING);
+ u[6] = _mm_add_epi32(v[6], k__DCT_CONST_ROUNDING);
+ u[7] = _mm_add_epi32(v[7], k__DCT_CONST_ROUNDING);
+ u[8] = _mm_add_epi32(v[8], k__DCT_CONST_ROUNDING);
+ u[9] = _mm_add_epi32(v[9], k__DCT_CONST_ROUNDING);
+ u[10] = _mm_add_epi32(v[10], k__DCT_CONST_ROUNDING);
+ u[11] = _mm_add_epi32(v[11], k__DCT_CONST_ROUNDING);
+ u[12] = _mm_add_epi32(v[12], k__DCT_CONST_ROUNDING);
+ u[13] = _mm_add_epi32(v[13], k__DCT_CONST_ROUNDING);
+ u[14] = _mm_add_epi32(v[14], k__DCT_CONST_ROUNDING);
+ u[15] = _mm_add_epi32(v[15], k__DCT_CONST_ROUNDING);
+
+ u[4] = _mm_srai_epi32(u[4], DCT_CONST_BITS);
+ u[5] = _mm_srai_epi32(u[5], DCT_CONST_BITS);
+ u[6] = _mm_srai_epi32(u[6], DCT_CONST_BITS);
+ u[7] = _mm_srai_epi32(u[7], DCT_CONST_BITS);
+ u[8] = _mm_srai_epi32(u[8], DCT_CONST_BITS);
+ u[9] = _mm_srai_epi32(u[9], DCT_CONST_BITS);
+ u[10] = _mm_srai_epi32(u[10], DCT_CONST_BITS);
+ u[11] = _mm_srai_epi32(u[11], DCT_CONST_BITS);
+ u[12] = _mm_srai_epi32(u[12], DCT_CONST_BITS);
+ u[13] = _mm_srai_epi32(u[13], DCT_CONST_BITS);
+ u[14] = _mm_srai_epi32(u[14], DCT_CONST_BITS);
+ u[15] = _mm_srai_epi32(u[15], DCT_CONST_BITS);
+
+ s[2] = _mm_packs_epi32(u[4], u[5]);
+ s[3] = _mm_packs_epi32(u[6], u[7]);
+ s[4] = _mm_add_epi16(t[4], t[5]);
+ s[5] = _mm_sub_epi16(t[4], t[5]);
+ s[6] = _mm_sub_epi16(t[7], t[6]);
+ s[7] = _mm_add_epi16(t[6], t[7]);
+ s[8] = t[8];
+ s[15] = t[15];
+ s[9] = _mm_packs_epi32(u[8], u[9]);
+ s[14] = _mm_packs_epi32(u[10], u[11]);
+ s[10] = _mm_packs_epi32(u[12], u[13]);
+ s[13] = _mm_packs_epi32(u[14], u[15]);
+ s[11] = t[11];
+ s[12] = t[12];
+
+ // stage 5
+ t[0] = _mm_add_epi16(s[0], s[3]);
+ t[1] = _mm_add_epi16(s[1], s[2]);
+ t[2] = _mm_sub_epi16(s[1], s[2]);
+ t[3] = _mm_sub_epi16(s[0], s[3]);
+ t[4] = s[4];
+ t[7] = s[7];
+
+ u[0] = _mm_sub_epi16(s[6], s[5]);
+ u[1] = _mm_add_epi16(s[6], s[5]);
+ t[5] = _mm_mulhrs_epi16(u[0], k__cospi_p16_p16_x2);
+ t[6] = _mm_mulhrs_epi16(u[1], k__cospi_p16_p16_x2);
+
+ t[8] = _mm_add_epi16(s[8], s[11]);
+ t[9] = _mm_add_epi16(s[9], s[10]);
+ t[10] = _mm_sub_epi16(s[9], s[10]);
+ t[11] = _mm_sub_epi16(s[8], s[11]);
+ t[12] = _mm_sub_epi16(s[15], s[12]);
+ t[13] = _mm_sub_epi16(s[14], s[13]);
+ t[14] = _mm_add_epi16(s[13], s[14]);
+ t[15] = _mm_add_epi16(s[12], s[15]);
+
+ // stage 6
+ s[0] = _mm_add_epi16(t[0], t[7]);
+ s[1] = _mm_add_epi16(t[1], t[6]);
+ s[2] = _mm_add_epi16(t[2], t[5]);
+ s[3] = _mm_add_epi16(t[3], t[4]);
+ s[4] = _mm_sub_epi16(t[3], t[4]);
+ s[5] = _mm_sub_epi16(t[2], t[5]);
+ s[6] = _mm_sub_epi16(t[1], t[6]);
+ s[7] = _mm_sub_epi16(t[0], t[7]);
+ s[8] = t[8];
+ s[9] = t[9];
+
+ u[0] = _mm_sub_epi16(t[13], t[10]);
+ u[1] = _mm_add_epi16(t[13], t[10]);
+ u[2] = _mm_sub_epi16(t[12], t[11]);
+ u[3] = _mm_add_epi16(t[12], t[11]);
+
+ s[10] = _mm_mulhrs_epi16(u[0], k__cospi_p16_p16_x2);
+ s[13] = _mm_mulhrs_epi16(u[1], k__cospi_p16_p16_x2);
+ s[11] = _mm_mulhrs_epi16(u[2], k__cospi_p16_p16_x2);
+ s[12] = _mm_mulhrs_epi16(u[3], k__cospi_p16_p16_x2);
+ s[14] = t[14];
+ s[15] = t[15];
+
+ // stage 7
+ in[0] = _mm_add_epi16(s[0], s[15]);
+ in[1] = _mm_add_epi16(s[1], s[14]);
+ in[2] = _mm_add_epi16(s[2], s[13]);
+ in[3] = _mm_add_epi16(s[3], s[12]);
+ in[4] = _mm_add_epi16(s[4], s[11]);
+ in[5] = _mm_add_epi16(s[5], s[10]);
+ in[6] = _mm_add_epi16(s[6], s[9]);
+ in[7] = _mm_add_epi16(s[7], s[8]);
+ in[8] = _mm_sub_epi16(s[7], s[8]);
+ in[9] = _mm_sub_epi16(s[6], s[9]);
+ in[10] = _mm_sub_epi16(s[5], s[10]);
+ in[11] = _mm_sub_epi16(s[4], s[11]);
+ in[12] = _mm_sub_epi16(s[3], s[12]);
+ in[13] = _mm_sub_epi16(s[2], s[13]);
+ in[14] = _mm_sub_epi16(s[1], s[14]);
+ in[15] = _mm_sub_epi16(s[0], s[15]);
+}
+
+static void idct16_sse2(__m128i *in0, __m128i *in1) {+ array_transpose_16x16(in0, in1);
+ idct16_8col(in0);
+ idct16_8col(in1);
+}
+
+void vp9_idct16x16_256_add_ssse3(const int16_t *input, uint8_t *dest,
+ int stride) {+ __m128i in0[16], in1[16];
+
+ load_buffer_8x16(input, in0);
+ input += 8;
+ load_buffer_8x16(input, in1);
+
+ idct16_sse2(in0, in1);
+ idct16_sse2(in0, in1);
+
+ write_buffer_8x16(dest, in0, stride);
+ dest += 8;
+ write_buffer_8x16(dest, in1, stride);
+}
--- a/vp9/vp9_common.mk
+++ b/vp9/vp9_common.mk
@@ -119,7 +119,8 @@
VP9_COMMON_SRCS-$(HAVE_DSPR2) += common/mips/dspr2/vp9_mblpf_vert_loopfilter_dspr2.c
VP9_COMMON_SRCS-$(HAVE_SSE2) += common/x86/vp9_idct_intrin_sse2.c
-
+VP9_COMMON_SRCS-$(HAVE_SSE2) += common/x86/vp9_idct_intrin_sse2.h
+VP9_COMMON_SRCS-$(HAVE_SSSE3) += common/x86/vp9_idct_intrin_ssse3.c
ifeq ($(ARCH_X86_64), yes)
VP9_COMMON_SRCS-$(HAVE_SSSE3) += common/x86/vp9_idct_ssse3_x86_64.asm
endif
--
⑨