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Refactor x86/vpx_subpixel_8t_intrin_ssse3.c

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Change-Id: Id6a8c549709a3c516ed5d7b719b05117c5ef8bac
This commit is contained in:
Linfeng Zhang 2017-10-02 14:29:06 -07:00
parent 0f756a307d
commit 6543213e87
5 changed files with 270 additions and 488 deletions
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23
test/convolve_test.cc
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@ -580,6 +580,29 @@ TEST_P(ConvolveTest, DISABLED_Avg_Speed) {
UUT_->use_highbd_ ? UUT_->use_highbd_ : 8, elapsed_time);
}
TEST_P(ConvolveTest, DISABLED_Scale_Speed) {
const uint8_t *const in = input();
uint8_t *const out = output();
const InterpKernel *const eighttap = vp9_filter_kernels[EIGHTTAP];
const int kNumTests = 5000000;
const int width = Width();
const int height = Height();
vpx_usec_timer timer;
SetConstantInput(127);
vpx_usec_timer_start(&timer);
for (int n = 0; n < kNumTests; ++n) {
UUT_->shv8_[0](in, kInputStride, out, kOutputStride, eighttap, 8, 16, 8, 16,
width, height);
}
vpx_usec_timer_mark(&timer);
const int elapsed_time = static_cast<int>(vpx_usec_timer_elapsed(&timer));
printf("convolve_scale_%dx%d_%d: %d us\n", width, height,
UUT_->use_highbd_ ? UUT_->use_highbd_ : 8, elapsed_time);
}
TEST_P(ConvolveTest, Copy) {
uint8_t *const in = input();
uint8_t *const out = output();

2
vpx_dsp/vpx_dsp.mk
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@ -50,7 +50,6 @@ DSP_SRCS-yes += intrapred.c
DSP_SRCS-$(HAVE_SSE) += x86/intrapred_sse2.asm
DSP_SRCS-$(HAVE_SSE2) += x86/intrapred_sse2.asm
DSP_SRCS-$(HAVE_SSSE3) += x86/intrapred_ssse3.asm
DSP_SRCS-$(HAVE_SSSE3) += x86/vpx_subpixel_8t_ssse3.asm
DSP_SRCS-$(HAVE_VSX) += ppc/intrapred_vsx.c
ifeq ($(CONFIG_VP9_HIGHBITDEPTH),yes)
@ -89,6 +88,7 @@ DSP_SRCS-yes += vpx_filter.h
DSP_SRCS-$(ARCH_X86)$(ARCH_X86_64) += x86/convolve.h
DSP_SRCS-$(ARCH_X86)$(ARCH_X86_64) += x86/vpx_asm_stubs.c
DSP_SRCS-$(HAVE_SSSE3) += x86/convolve_ssse3.h
DSP_SRCS-$(HAVE_SSE2) += x86/vpx_subpixel_8t_sse2.asm
DSP_SRCS-$(HAVE_SSE2) += x86/vpx_subpixel_bilinear_sse2.asm
DSP_SRCS-$(HAVE_SSSE3) += x86/vpx_subpixel_8t_ssse3.asm

48
vpx_dsp/x86/convolve_ssse3.h Normal file
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@ -0,0 +1,48 @@
/*
* Copyright (c) 2017 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.
*/
#ifndef VPX_DSP_X86_CONVOLVE_SSSE3_H_
#define VPX_DSP_X86_CONVOLVE_SSSE3_H_
#include <tmmintrin.h> // SSSE3
#include "./vpx_config.h"
static INLINE void shuffle_filter_ssse3(const int16_t *const filter,
__m128i *const f) {
const __m128i f_values = _mm_load_si128((const __m128i *)filter);
// pack and duplicate the filter values
f[0] = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0200u));
f[1] = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0604u));
f[2] = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0a08u));
f[3] = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0e0cu));
}
static INLINE __m128i convolve8_8_ssse3(const __m128i *const s,
const __m128i *const f) {
// multiply 2 adjacent elements with the filter and add the result
const __m128i k_64 = _mm_set1_epi16(1 << 6);
const __m128i x0 = _mm_maddubs_epi16(s[0], f[0]);
const __m128i x1 = _mm_maddubs_epi16(s[1], f[1]);
const __m128i x2 = _mm_maddubs_epi16(s[2], f[2]);
const __m128i x3 = _mm_maddubs_epi16(s[3], f[3]);
// add and saturate the results together
const __m128i min_x2x1 = _mm_min_epi16(x2, x1);
const __m128i max_x2x1 = _mm_max_epi16(x2, x1);
__m128i temp = _mm_adds_epi16(x0, x3);
temp = _mm_adds_epi16(temp, min_x2x1);
temp = _mm_adds_epi16(temp, max_x2x1);
// round and shift by 7 bit each 16 bit
temp = _mm_adds_epi16(temp, k_64);
temp = _mm_srai_epi16(temp, 7);
return temp;
}
#endif // VPX_DSP_X86_CONVOLVE_SSSE3_H_

661
vpx_dsp/x86/vpx_subpixel_8t_intrin_ssse3.c
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@ -8,50 +8,34 @@
* be found in the AUTHORS file in the root of the source tree.
*/
#include <tmmintrin.h>
#include <tmmintrin.h> // SSSE3
#include <string.h>
#include "./vpx_dsp_rtcd.h"
#include "vpx_dsp/vpx_filter.h"
#include "vpx_dsp/x86/convolve.h"
#include "vpx_dsp/x86/convolve_ssse3.h"
#include "vpx_dsp/x86/mem_sse2.h"
#include "vpx_dsp/x86/transpose_sse2.h"
#include "vpx_mem/vpx_mem.h"
#include "vpx_ports/mem.h"
#include "vpx_ports/emmintrin_compat.h"
// filters only for the 4_h8 convolution
DECLARE_ALIGNED(16, static const uint8_t, filt1_4_h8[16]) = {
0, 1, 1, 2, 2, 3, 3, 4, 2, 3, 3, 4, 4, 5, 5, 6
};
DECLARE_ALIGNED(16, static const uint8_t, filt2_4_h8[16]) = {
4, 5, 5, 6, 6, 7, 7, 8, 6, 7, 7, 8, 8, 9, 9, 10
};
// filters for 8_h8 and 16_h8
DECLARE_ALIGNED(16, static const uint8_t, filt1_global[16]) = {
0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8
};
DECLARE_ALIGNED(16, static const uint8_t, filt2_global[16]) = {
2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10
};
DECLARE_ALIGNED(16, static const uint8_t, filt3_global[16]) = {
4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12
};
DECLARE_ALIGNED(16, static const uint8_t, filt4_global[16]) = {
6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14
};
// These are reused by the avx2 intrinsics.
filter8_1dfunction vpx_filter_block1d8_v8_intrin_ssse3;
filter8_1dfunction vpx_filter_block1d8_h8_intrin_ssse3;
filter8_1dfunction vpx_filter_block1d4_h8_intrin_ssse3;
// vpx_filter_block1d8_v8_intrin_ssse3()
// vpx_filter_block1d8_h8_intrin_ssse3()
// vpx_filter_block1d4_h8_intrin_ssse3()
static INLINE __m128i shuffle_filter_convolve8_8_ssse3(
const __m128i *const s, const int16_t *const filter) {
__m128i f[4];
shuffle_filter_ssse3(filter, f);
return convolve8_8_ssse3(s, f);
}
void vpx_filter_block1d4_h8_intrin_ssse3(
const uint8_t *src_ptr, ptrdiff_t src_pixels_per_line, uint8_t *output_ptr,
const uint8_t *src_ptr, ptrdiff_t src_pitch, uint8_t *output_ptr,
ptrdiff_t output_pitch, uint32_t output_height, const int16_t *filter) {
__m128i firstFilters, secondFilters, shuffle1, shuffle2;
__m128i srcRegFilt1, srcRegFilt2, srcRegFilt3, srcRegFilt4;
@ -77,8 +61,8 @@ void vpx_filter_block1d4_h8_intrin_ssse3(
secondFilters = _mm_shufflehi_epi16(secondFilters, 0xFFu);
// loading the local filters
shuffle1 = _mm_load_si128((__m128i const *)filt1_4_h8);
shuffle2 = _mm_load_si128((__m128i const *)filt2_4_h8);
shuffle1 = _mm_setr_epi8(0, 1, 1, 2, 2, 3, 3, 4, 2, 3, 3, 4, 4, 5, 5, 6);
shuffle2 = _mm_setr_epi8(4, 5, 5, 6, 6, 7, 7, 8, 6, 7, 7, 8, 8, 9, 9, 10);
for (i = 0; i < output_height; i++) {
srcReg = _mm_loadu_si128((const __m128i *)(src_ptr - 3));
@ -109,7 +93,7 @@ void vpx_filter_block1d4_h8_intrin_ssse3(
// shrink to 8 bit each 16 bits
srcRegFilt1 = _mm_packus_epi16(srcRegFilt1, srcRegFilt1);
src_ptr += src_pixels_per_line;
src_ptr += src_pitch;
// save only 4 bytes
*((int *)&output_ptr[0]) = _mm_cvtsi128_si32(srcRegFilt1);
@ -119,77 +103,35 @@ void vpx_filter_block1d4_h8_intrin_ssse3(
}
void vpx_filter_block1d8_h8_intrin_ssse3(
const uint8_t *src_ptr, ptrdiff_t src_pixels_per_line, uint8_t *output_ptr,
const uint8_t *src_ptr, ptrdiff_t src_pitch, uint8_t *output_ptr,
ptrdiff_t output_pitch, uint32_t output_height, const int16_t *filter) {
__m128i firstFilters, secondFilters, thirdFilters, forthFilters, srcReg;
__m128i filt1Reg, filt2Reg, filt3Reg, filt4Reg;
__m128i srcRegFilt1, srcRegFilt2, srcRegFilt3, srcRegFilt4;
__m128i addFilterReg64, filtersReg, minReg;
unsigned int i;
__m128i f[4], filt[4], s[4];
// create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64
addFilterReg64 = _mm_set1_epi32((int)0x0400040u);
filtersReg = _mm_loadu_si128((const __m128i *)filter);
// converting the 16 bit (short) to 8 bit (byte) and have the same data
// in both lanes of 128 bit register.
filtersReg = _mm_packs_epi16(filtersReg, filtersReg);
// duplicate only the first 16 bits (first and second byte)
// across 128 bit register
firstFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x100u));
// duplicate only the second 16 bits (third and forth byte)
// across 128 bit register
secondFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x302u));
// duplicate only the third 16 bits (fifth and sixth byte)
// across 128 bit register
thirdFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x504u));
// duplicate only the forth 16 bits (seventh and eighth byte)
// across 128 bit register
forthFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x706u));
filt1Reg = _mm_load_si128((__m128i const *)filt1_global);
filt2Reg = _mm_load_si128((__m128i const *)filt2_global);
filt3Reg = _mm_load_si128((__m128i const *)filt3_global);
filt4Reg = _mm_load_si128((__m128i const *)filt4_global);
shuffle_filter_ssse3(filter, f);
filt[0] = _mm_setr_epi8(0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8);
filt[1] = _mm_setr_epi8(2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10);
filt[2] = _mm_setr_epi8(4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12);
filt[3] =
_mm_setr_epi8(6, 7, 7, 8, 8, 9, 9, 10, 10, 11, 11, 12, 12, 13, 13, 14);
for (i = 0; i < output_height; i++) {
srcReg = _mm_loadu_si128((const __m128i *)(src_ptr - 3));
const __m128i srcReg = _mm_loadu_si128((const __m128i *)(src_ptr - 3));
// filter the source buffer
srcRegFilt1 = _mm_shuffle_epi8(srcReg, filt1Reg);
srcRegFilt2 = _mm_shuffle_epi8(srcReg, filt2Reg);
// multiply 2 adjacent elements with the filter and add the result
srcRegFilt1 = _mm_maddubs_epi16(srcRegFilt1, firstFilters);
srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, secondFilters);
// filter the source buffer
srcRegFilt3 = _mm_shuffle_epi8(srcReg, filt3Reg);
srcRegFilt4 = _mm_shuffle_epi8(srcReg, filt4Reg);
// multiply 2 adjacent elements with the filter and add the result
srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, thirdFilters);
srcRegFilt4 = _mm_maddubs_epi16(srcRegFilt4, forthFilters);
// add and saturate all the results together
minReg = _mm_min_epi16(srcRegFilt2, srcRegFilt3);
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt4);
srcRegFilt2 = _mm_max_epi16(srcRegFilt2, srcRegFilt3);
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, minReg);
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt2);
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, addFilterReg64);
// shift by 7 bit each 16 bits
srcRegFilt1 = _mm_srai_epi16(srcRegFilt1, 7);
s[0] = _mm_shuffle_epi8(srcReg, filt[0]);
s[1] = _mm_shuffle_epi8(srcReg, filt[1]);
s[2] = _mm_shuffle_epi8(srcReg, filt[2]);
s[3] = _mm_shuffle_epi8(srcReg, filt[3]);
s[0] = convolve8_8_ssse3(s, f);
// shrink to 8 bit each 16 bits
srcRegFilt1 = _mm_packus_epi16(srcRegFilt1, srcRegFilt1);
s[0] = _mm_packus_epi16(s[0], s[0]);
src_ptr += src_pixels_per_line;
src_ptr += src_pitch;
// save only 8 bytes
_mm_storel_epi64((__m128i *)&output_ptr[0], srcRegFilt1);
_mm_storel_epi64((__m128i *)&output_ptr[0], s[0]);
output_ptr += output_pitch;
}
@ -198,83 +140,49 @@ void vpx_filter_block1d8_h8_intrin_ssse3(
void vpx_filter_block1d8_v8_intrin_ssse3(
const uint8_t *src_ptr, ptrdiff_t src_pitch, uint8_t *output_ptr,
ptrdiff_t out_pitch, uint32_t output_height, const int16_t *filter) {
__m128i addFilterReg64, filtersReg, minReg;
__m128i firstFilters, secondFilters, thirdFilters, forthFilters;
__m128i srcRegFilt1, srcRegFilt2, srcRegFilt3, srcRegFilt5;
__m128i srcReg1, srcReg2, srcReg3, srcReg4, srcReg5, srcReg6, srcReg7;
__m128i srcReg8;
unsigned int i;
__m128i f[4], s[8], ss[4];
// create a register with 0,64,0,64,0,64,0,64,0,64,0,64,0,64,0,64
addFilterReg64 = _mm_set1_epi32((int)0x0400040u);
filtersReg = _mm_loadu_si128((const __m128i *)filter);
// converting the 16 bit (short) to 8 bit (byte) and have the same data
// in both lanes of 128 bit register.
filtersReg = _mm_packs_epi16(filtersReg, filtersReg);
// duplicate only the first 16 bits in the filter
firstFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x100u));
// duplicate only the second 16 bits in the filter
secondFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x302u));
// duplicate only the third 16 bits in the filter
thirdFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x504u));
// duplicate only the forth 16 bits in the filter
forthFilters = _mm_shuffle_epi8(filtersReg, _mm_set1_epi16(0x706u));
shuffle_filter_ssse3(filter, f);
// load the first 7 rows of 8 bytes
srcReg1 = _mm_loadl_epi64((const __m128i *)src_ptr);
srcReg2 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch));
srcReg3 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 2));
srcReg4 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 3));
srcReg5 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 4));
srcReg6 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 5));
srcReg7 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 6));
s[0] = _mm_loadl_epi64((const __m128i *)(src_ptr + 0 * src_pitch));
s[1] = _mm_loadl_epi64((const __m128i *)(src_ptr + 1 * src_pitch));
s[2] = _mm_loadl_epi64((const __m128i *)(src_ptr + 2 * src_pitch));
s[3] = _mm_loadl_epi64((const __m128i *)(src_ptr + 3 * src_pitch));
s[4] = _mm_loadl_epi64((const __m128i *)(src_ptr + 4 * src_pitch));
s[5] = _mm_loadl_epi64((const __m128i *)(src_ptr + 5 * src_pitch));
s[6] = _mm_loadl_epi64((const __m128i *)(src_ptr + 6 * src_pitch));
for (i = 0; i < output_height; i++) {
// load the last 8 bytes
srcReg8 = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 7));
s[7] = _mm_loadl_epi64((const __m128i *)(src_ptr + 7 * src_pitch));
// merge the result together
srcRegFilt1 = _mm_unpacklo_epi8(srcReg1, srcReg2);
srcRegFilt3 = _mm_unpacklo_epi8(srcReg3, srcReg4);
ss[0] = _mm_unpacklo_epi8(s[0], s[1]);
ss[1] = _mm_unpacklo_epi8(s[2], s[3]);
// merge the result together
srcRegFilt2 = _mm_unpacklo_epi8(srcReg5, srcReg6);
srcRegFilt5 = _mm_unpacklo_epi8(srcReg7, srcReg8);
// multiply 2 adjacent elements with the filter and add the result
srcRegFilt1 = _mm_maddubs_epi16(srcRegFilt1, firstFilters);
srcRegFilt3 = _mm_maddubs_epi16(srcRegFilt3, secondFilters);
srcRegFilt2 = _mm_maddubs_epi16(srcRegFilt2, thirdFilters);
srcRegFilt5 = _mm_maddubs_epi16(srcRegFilt5, forthFilters);
// add and saturate the results together
minReg = _mm_min_epi16(srcRegFilt2, srcRegFilt3);
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt5);
srcRegFilt2 = _mm_max_epi16(srcRegFilt2, srcRegFilt3);
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, minReg);
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, srcRegFilt2);
srcRegFilt1 = _mm_adds_epi16(srcRegFilt1, addFilterReg64);
// shift by 7 bit each 16 bit
srcRegFilt1 = _mm_srai_epi16(srcRegFilt1, 7);
ss[2] = _mm_unpacklo_epi8(s[4], s[5]);
ss[3] = _mm_unpacklo_epi8(s[6], s[7]);
ss[0] = convolve8_8_ssse3(ss, f);
// shrink to 8 bit each 16 bits
srcRegFilt1 = _mm_packus_epi16(srcRegFilt1, srcRegFilt1);
ss[0] = _mm_packus_epi16(ss[0], ss[0]);
src_ptr += src_pitch;
// shift down a row
srcReg1 = srcReg2;
srcReg2 = srcReg3;
srcReg3 = srcReg4;
srcReg4 = srcReg5;
srcReg5 = srcReg6;
srcReg6 = srcReg7;
srcReg7 = srcReg8;
s[0] = s[1];
s[1] = s[2];
s[2] = s[3];
s[3] = s[4];
s[4] = s[5];
s[5] = s[6];
s[6] = s[7];
// save only 8 bytes convolve result
_mm_storel_epi64((__m128i *)&output_ptr[0], srcRegFilt1);
_mm_storel_epi64((__m128i *)&output_ptr[0], ss[0]);
output_ptr += out_pitch;
}
@ -331,120 +239,41 @@ FUN_CONV_1D(vert, y0_q4, y_step_q4, v, src - src_stride * 3, , ssse3);
FUN_CONV_1D(avg_horiz, x0_q4, x_step_q4, h, src, avg_, ssse3);
FUN_CONV_1D(avg_vert, y0_q4, y_step_q4, v, src - src_stride * 3, avg_, ssse3);
#define TRANSPOSE_8X8(in0, in1, in2, in3, in4, in5, in6, in7, out0, out1, \
out2, out3, out4, out5, out6, out7) \
{ \
const __m128i tr0_0 = _mm_unpacklo_epi8(in0, in1); \
const __m128i tr0_1 = _mm_unpacklo_epi8(in2, in3); \
const __m128i tr0_2 = _mm_unpacklo_epi8(in4, in5); \
const __m128i tr0_3 = _mm_unpacklo_epi8(in6, in7); \
\
const __m128i tr1_0 = _mm_unpacklo_epi16(tr0_0, tr0_1); \
const __m128i tr1_1 = _mm_unpackhi_epi16(tr0_0, tr0_1); \
const __m128i tr1_2 = _mm_unpacklo_epi16(tr0_2, tr0_3); \
const __m128i tr1_3 = _mm_unpackhi_epi16(tr0_2, tr0_3); \
\
const __m128i tr2_0 = _mm_unpacklo_epi32(tr1_0, tr1_2); \
const __m128i tr2_1 = _mm_unpackhi_epi32(tr1_0, tr1_2); \
const __m128i tr2_2 = _mm_unpacklo_epi32(tr1_1, tr1_3); \
const __m128i tr2_3 = _mm_unpackhi_epi32(tr1_1, tr1_3); \
\
out0 = _mm_unpacklo_epi64(tr2_0, tr2_0); \
out1 = _mm_unpackhi_epi64(tr2_0, tr2_0); \
out2 = _mm_unpacklo_epi64(tr2_1, tr2_1); \
out3 = _mm_unpackhi_epi64(tr2_1, tr2_1); \
out4 = _mm_unpacklo_epi64(tr2_2, tr2_2); \
out5 = _mm_unpackhi_epi64(tr2_2, tr2_2); \
out6 = _mm_unpacklo_epi64(tr2_3, tr2_3); \
out7 = _mm_unpackhi_epi64(tr2_3, tr2_3); \
}
static void filter_horiz_w8_ssse3(const uint8_t *const src,
const ptrdiff_t src_stride,
uint8_t *const dst,
const int16_t *const x_filter) {
__m128i s[8], ss[4], temp;
static void filter_horiz_w8_ssse3(const uint8_t *src_x, ptrdiff_t src_pitch,
uint8_t *dst, const int16_t *x_filter) {
const __m128i k_256 = _mm_set1_epi16(1 << 8);
const __m128i f_values = _mm_load_si128((const __m128i *)x_filter);
// pack and duplicate the filter values
const __m128i f1f0 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0200u));
const __m128i f3f2 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0604u));
const __m128i f5f4 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0a08u));
const __m128i f7f6 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0e0cu));
const __m128i A = _mm_loadl_epi64((const __m128i *)src_x);
const __m128i B = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch));
const __m128i C = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch * 2));
const __m128i D = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch * 3));
const __m128i E = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch * 4));
const __m128i F = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch * 5));
const __m128i G = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch * 6));
const __m128i H = _mm_loadl_epi64((const __m128i *)(src_x + src_pitch * 7));
// 00 01 10 11 02 03 12 13 04 05 14 15 06 07 16 17
const __m128i tr0_0 = _mm_unpacklo_epi16(A, B);
// 20 21 30 31 22 23 32 33 24 25 34 35 26 27 36 37
const __m128i tr0_1 = _mm_unpacklo_epi16(C, D);
// 40 41 50 51 42 43 52 53 44 45 54 55 46 47 56 57
const __m128i tr0_2 = _mm_unpacklo_epi16(E, F);
// 60 61 70 71 62 63 72 73 64 65 74 75 66 67 76 77
const __m128i tr0_3 = _mm_unpacklo_epi16(G, H);
// 00 01 10 11 20 21 30 31 02 03 12 13 22 23 32 33
const __m128i tr1_0 = _mm_unpacklo_epi32(tr0_0, tr0_1);
// 04 05 14 15 24 25 34 35 06 07 16 17 26 27 36 37
const __m128i tr1_1 = _mm_unpackhi_epi32(tr0_0, tr0_1);
// 40 41 50 51 60 61 70 71 42 43 52 53 62 63 72 73
const __m128i tr1_2 = _mm_unpacklo_epi32(tr0_2, tr0_3);
// 44 45 54 55 64 65 74 75 46 47 56 57 66 67 76 77
const __m128i tr1_3 = _mm_unpackhi_epi32(tr0_2, tr0_3);
// 00 01 10 11 20 21 30 31 40 41 50 51 60 61 70 71
const __m128i s1s0 = _mm_unpacklo_epi64(tr1_0, tr1_2);
const __m128i s3s2 = _mm_unpackhi_epi64(tr1_0, tr1_2);
const __m128i s5s4 = _mm_unpacklo_epi64(tr1_1, tr1_3);
const __m128i s7s6 = _mm_unpackhi_epi64(tr1_1, tr1_3);
// multiply 2 adjacent elements with the filter and add the result
const __m128i x0 = _mm_maddubs_epi16(s1s0, f1f0);
const __m128i x1 = _mm_maddubs_epi16(s3s2, f3f2);
const __m128i x2 = _mm_maddubs_epi16(s5s4, f5f4);
const __m128i x3 = _mm_maddubs_epi16(s7s6, f7f6);
// add and saturate the results together
const __m128i min_x2x1 = _mm_min_epi16(x2, x1);
const __m128i max_x2x1 = _mm_max_epi16(x2, x1);
__m128i temp = _mm_adds_epi16(x0, x3);
temp = _mm_adds_epi16(temp, min_x2x1);
temp = _mm_adds_epi16(temp, max_x2x1);
// round and shift by 7 bit each 16 bit
temp = _mm_mulhrs_epi16(temp, k_256);
load_8bit_8x8(src, src_stride, s);
// 00 01 10 11 20 21 30 31 40 41 50 51 60 61 70 71
// 02 03 12 13 22 23 32 33 42 43 52 53 62 63 72 73
// 04 05 14 15 24 25 34 35 44 45 54 55 64 65 74 75
// 06 07 16 17 26 27 36 37 46 47 56 57 66 67 76 77
transpose_16bit_4x8(s, ss);
temp = shuffle_filter_convolve8_8_ssse3(ss, x_filter);
// shrink to 8 bit each 16 bits
temp = _mm_packus_epi16(temp, temp);
// save only 8 bytes convolve result
_mm_storel_epi64((__m128i *)dst, temp);
}
static void transpose8x8_to_dst(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride) {
__m128i A, B, C, D, E, F, G, H;
static void transpose8x8_to_dst(const uint8_t *const src,
const ptrdiff_t src_stride, uint8_t *const dst,
const ptrdiff_t dst_stride) {
__m128i s[8];
A = _mm_loadl_epi64((const __m128i *)src);
B = _mm_loadl_epi64((const __m128i *)(src + src_stride));
C = _mm_loadl_epi64((const __m128i *)(src + src_stride * 2));
D = _mm_loadl_epi64((const __m128i *)(src + src_stride * 3));
E = _mm_loadl_epi64((const __m128i *)(src + src_stride * 4));
F = _mm_loadl_epi64((const __m128i *)(src + src_stride * 5));
G = _mm_loadl_epi64((const __m128i *)(src + src_stride * 6));
H = _mm_loadl_epi64((const __m128i *)(src + src_stride * 7));
TRANSPOSE_8X8(A, B, C, D, E, F, G, H, A, B, C, D, E, F, G, H);
_mm_storel_epi64((__m128i *)dst, A);
_mm_storel_epi64((__m128i *)(dst + dst_stride * 1), B);
_mm_storel_epi64((__m128i *)(dst + dst_stride * 2), C);
_mm_storel_epi64((__m128i *)(dst + dst_stride * 3), D);
_mm_storel_epi64((__m128i *)(dst + dst_stride * 4), E);
_mm_storel_epi64((__m128i *)(dst + dst_stride * 5), F);
_mm_storel_epi64((__m128i *)(dst + dst_stride * 6), G);
_mm_storel_epi64((__m128i *)(dst + dst_stride * 7), H);
load_8bit_8x8(src, src_stride, s);
transpose_8bit_8x8(s, s);
store_8bit_8x8(s, dst, dst_stride);
}
static void scaledconvolve_horiz_w8(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride,
const InterpKernel *x_filters, int x0_q4,
int x_step_q4, int w, int h) {
static void scaledconvolve_horiz_w8(const uint8_t *src,
const ptrdiff_t src_stride, uint8_t *dst,
const ptrdiff_t dst_stride,
const InterpKernel *const x_filters,
const int x0_q4, const int x_step_q4,
const int w, const int h) {
DECLARE_ALIGNED(16, uint8_t, temp[8 * 8]);
int x, y, z;
src -= SUBPEL_TAPS / 2 - 1;
@ -480,93 +309,50 @@ static void scaledconvolve_horiz_w8(const uint8_t *src, ptrdiff_t src_stride,
} while (y -= 8);
}
static void filter_horiz_w4_ssse3(const uint8_t *src_ptr, ptrdiff_t src_pitch,
uint8_t *dst, const int16_t *filter) {
const __m128i k_256 = _mm_set1_epi16(1 << 8);
const __m128i f_values = _mm_load_si128((const __m128i *)filter);
// pack and duplicate the filter values
const __m128i f1f0 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0200u));
const __m128i f3f2 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0604u));
const __m128i f5f4 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0a08u));
const __m128i f7f6 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0e0cu));
const __m128i A = _mm_loadl_epi64((const __m128i *)src_ptr);
const __m128i B = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch));
const __m128i C = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 2));
const __m128i D = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 3));
// TRANSPOSE...
// 00 01 02 03 04 05 06 07
// 10 11 12 13 14 15 16 17
// 20 21 22 23 24 25 26 27
// 30 31 32 33 34 35 36 37
//
// TO
//
// 00 10 20 30
// 01 11 21 31
// 02 12 22 32
// 03 13 23 33
// 04 14 24 34
// 05 15 25 35
// 06 16 26 36
// 07 17 27 37
//
// 00 01 10 11 02 03 12 13 04 05 14 15 06 07 16 17
const __m128i tr0_0 = _mm_unpacklo_epi16(A, B);
// 20 21 30 31 22 23 32 33 24 25 34 35 26 27 36 37
const __m128i tr0_1 = _mm_unpacklo_epi16(C, D);
// 00 01 10 11 20 21 30 31 02 03 12 13 22 23 32 33
const __m128i s1s0 = _mm_unpacklo_epi32(tr0_0, tr0_1);
// 04 05 14 15 24 25 34 35 06 07 16 17 26 27 36 37
const __m128i s5s4 = _mm_unpackhi_epi32(tr0_0, tr0_1);
static void filter_horiz_w4_ssse3(const uint8_t *const src,
const ptrdiff_t src_stride,
uint8_t *const dst,
const int16_t *const filter) {
__m128i s[4], ss[2];
__m128i temp;
load_8bit_8x4(src, src_stride, s);
transpose_16bit_4x4(s, ss);
// 00 01 10 11 20 21 30 31
s[0] = ss[0];
// 02 03 12 13 22 23 32 33
const __m128i s3s2 = _mm_srli_si128(s1s0, 8);
s[1] = _mm_srli_si128(ss[0], 8);
// 04 05 14 15 24 25 34 35
s[2] = ss[1];
// 06 07 16 17 26 27 36 37
const __m128i s7s6 = _mm_srli_si128(s5s4, 8);
// multiply 2 adjacent elements with the filter and add the result
const __m128i x0 = _mm_maddubs_epi16(s1s0, f1f0);
const __m128i x1 = _mm_maddubs_epi16(s3s2, f3f2);
const __m128i x2 = _mm_maddubs_epi16(s5s4, f5f4);
const __m128i x3 = _mm_maddubs_epi16(s7s6, f7f6);
// add and saturate the results together
const __m128i min_x2x1 = _mm_min_epi16(x2, x1);
const __m128i max_x2x1 = _mm_max_epi16(x2, x1);
__m128i temp = _mm_adds_epi16(x0, x3);
temp = _mm_adds_epi16(temp, min_x2x1);
temp = _mm_adds_epi16(temp, max_x2x1);
// round and shift by 7 bit each 16 bit
temp = _mm_mulhrs_epi16(temp, k_256);
s[3] = _mm_srli_si128(ss[1], 8);
temp = shuffle_filter_convolve8_8_ssse3(s, filter);
// shrink to 8 bit each 16 bits
temp = _mm_packus_epi16(temp, temp);
// save only 4 bytes
*(int *)dst = _mm_cvtsi128_si32(temp);
}
static void transpose4x4_to_dst(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride) {
__m128i A = _mm_cvtsi32_si128(*(const int *)src);
__m128i B = _mm_cvtsi32_si128(*(const int *)(src + src_stride));
__m128i C = _mm_cvtsi32_si128(*(const int *)(src + src_stride * 2));
__m128i D = _mm_cvtsi32_si128(*(const int *)(src + src_stride * 3));
// 00 10 01 11 02 12 03 13
const __m128i tr0_0 = _mm_unpacklo_epi8(A, B);
// 20 30 21 31 22 32 23 33
const __m128i tr0_1 = _mm_unpacklo_epi8(C, D);
// 00 10 20 30 01 11 21 31 02 12 22 32 03 13 23 33
A = _mm_unpacklo_epi16(tr0_0, tr0_1);
B = _mm_srli_si128(A, 4);
C = _mm_srli_si128(A, 8);
D = _mm_srli_si128(A, 12);
static void transpose4x4_to_dst(const uint8_t *const src,
const ptrdiff_t src_stride, uint8_t *const dst,
const ptrdiff_t dst_stride) {
__m128i s[4];
*(int *)(dst) = _mm_cvtsi128_si32(A);
*(int *)(dst + dst_stride) = _mm_cvtsi128_si32(B);
*(int *)(dst + dst_stride * 2) = _mm_cvtsi128_si32(C);
*(int *)(dst + dst_stride * 3) = _mm_cvtsi128_si32(D);
load_8bit_4x4(src, src_stride, s);
s[0] = transpose_8bit_4x4(s);
s[1] = _mm_srli_si128(s[0], 4);
s[2] = _mm_srli_si128(s[0], 8);
s[3] = _mm_srli_si128(s[0], 12);
store_8bit_4x4(s, dst, dst_stride);
}
static void scaledconvolve_horiz_w4(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride,
const InterpKernel *x_filters, int x0_q4,
int x_step_q4, int w, int h) {
static void scaledconvolve_horiz_w4(const uint8_t *src,
const ptrdiff_t src_stride, uint8_t *dst,
const ptrdiff_t dst_stride,
const InterpKernel *const x_filters,
const int x0_q4, const int x_step_q4,
const int w, const int h) {
DECLARE_ALIGNED(16, uint8_t, temp[4 * 4]);
int x, y, z;
src -= SUBPEL_TAPS / 2 - 1;
@ -598,50 +384,41 @@ static void scaledconvolve_horiz_w4(const uint8_t *src, ptrdiff_t src_stride,
}
}
static void filter_vert_w4_ssse3(const uint8_t *src_ptr, ptrdiff_t src_pitch,
uint8_t *dst, const int16_t *filter) {
const __m128i k_256 = _mm_set1_epi16(1 << 8);
const __m128i f_values = _mm_load_si128((const __m128i *)filter);
// pack and duplicate the filter values
const __m128i f1f0 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0200u));
const __m128i f3f2 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0604u));
const __m128i f5f4 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0a08u));
const __m128i f7f6 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0e0cu));
const __m128i A = _mm_cvtsi32_si128(*(const int *)src_ptr);
const __m128i B = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch));
const __m128i C = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch * 2));
const __m128i D = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch * 3));
const __m128i E = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch * 4));
const __m128i F = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch * 5));
const __m128i G = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch * 6));
const __m128i H = _mm_cvtsi32_si128(*(const int *)(src_ptr + src_pitch * 7));
const __m128i s1s0 = _mm_unpacklo_epi8(A, B);
const __m128i s3s2 = _mm_unpacklo_epi8(C, D);
const __m128i s5s4 = _mm_unpacklo_epi8(E, F);
const __m128i s7s6 = _mm_unpacklo_epi8(G, H);
// multiply 2 adjacent elements with the filter and add the result
const __m128i x0 = _mm_maddubs_epi16(s1s0, f1f0);
const __m128i x1 = _mm_maddubs_epi16(s3s2, f3f2);
const __m128i x2 = _mm_maddubs_epi16(s5s4, f5f4);
const __m128i x3 = _mm_maddubs_epi16(s7s6, f7f6);
// add and saturate the results together
const __m128i min_x2x1 = _mm_min_epi16(x2, x1);
const __m128i max_x2x1 = _mm_max_epi16(x2, x1);
__m128i temp = _mm_adds_epi16(x0, x3);
temp = _mm_adds_epi16(temp, min_x2x1);
temp = _mm_adds_epi16(temp, max_x2x1);
// round and shift by 7 bit each 16 bit
temp = _mm_mulhrs_epi16(temp, k_256);
static __m128i filter_vert_kernel(const __m128i *const s,
const int16_t *const filter) {
__m128i ss[4];
__m128i temp;
// 00 10 01 11 02 12 03 13
ss[0] = _mm_unpacklo_epi8(s[0], s[1]);
// 20 30 21 31 22 32 23 33
ss[1] = _mm_unpacklo_epi8(s[2], s[3]);
// 40 50 41 51 42 52 43 53
ss[2] = _mm_unpacklo_epi8(s[4], s[5]);
// 60 70 61 71 62 72 63 73
ss[3] = _mm_unpacklo_epi8(s[6], s[7]);
temp = shuffle_filter_convolve8_8_ssse3(ss, filter);
// shrink to 8 bit each 16 bits
temp = _mm_packus_epi16(temp, temp);
return _mm_packus_epi16(temp, temp);
}
static void filter_vert_w4_ssse3(const uint8_t *const src,
const ptrdiff_t src_stride, uint8_t *const dst,
const int16_t *const filter) {
__m128i s[8];
__m128i temp;
load_8bit_4x8(src, src_stride, s);
temp = filter_vert_kernel(s, filter);
// save only 4 bytes
*(int *)dst = _mm_cvtsi128_si32(temp);
}
static void scaledconvolve_vert_w4(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride,
const InterpKernel *y_filters, int y0_q4,
int y_step_q4, int w, int h) {
static void scaledconvolve_vert_w4(
const uint8_t *src, const ptrdiff_t src_stride, uint8_t *const dst,
const ptrdiff_t dst_stride, const InterpKernel *const y_filters,
const int y0_q4, const int y_step_q4, const int w, const int h) {
int y;
int y_q4 = y0_q4;
@ -660,50 +437,21 @@ static void scaledconvolve_vert_w4(const uint8_t *src, ptrdiff_t src_stride,
}
}
static void filter_vert_w8_ssse3(const uint8_t *src_ptr, ptrdiff_t src_pitch,
uint8_t *dst, const int16_t *filter) {
const __m128i k_256 = _mm_set1_epi16(1 << 8);
const __m128i f_values = _mm_load_si128((const __m128i *)filter);
// pack and duplicate the filter values
const __m128i f1f0 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0200u));
const __m128i f3f2 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0604u));
const __m128i f5f4 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0a08u));
const __m128i f7f6 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0e0cu));
const __m128i A = _mm_loadl_epi64((const __m128i *)src_ptr);
const __m128i B = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch));
const __m128i C = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 2));
const __m128i D = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 3));
const __m128i E = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 4));
const __m128i F = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 5));
const __m128i G = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 6));
const __m128i H = _mm_loadl_epi64((const __m128i *)(src_ptr + src_pitch * 7));
const __m128i s1s0 = _mm_unpacklo_epi8(A, B);
const __m128i s3s2 = _mm_unpacklo_epi8(C, D);
const __m128i s5s4 = _mm_unpacklo_epi8(E, F);
const __m128i s7s6 = _mm_unpacklo_epi8(G, H);
// multiply 2 adjacent elements with the filter and add the result
const __m128i x0 = _mm_maddubs_epi16(s1s0, f1f0);
const __m128i x1 = _mm_maddubs_epi16(s3s2, f3f2);
const __m128i x2 = _mm_maddubs_epi16(s5s4, f5f4);
const __m128i x3 = _mm_maddubs_epi16(s7s6, f7f6);
// add and saturate the results together
const __m128i min_x2x1 = _mm_min_epi16(x2, x1);
const __m128i max_x2x1 = _mm_max_epi16(x2, x1);
__m128i temp = _mm_adds_epi16(x0, x3);
temp = _mm_adds_epi16(temp, min_x2x1);
temp = _mm_adds_epi16(temp, max_x2x1);
// round and shift by 7 bit each 16 bit
temp = _mm_mulhrs_epi16(temp, k_256);
// shrink to 8 bit each 16 bits
temp = _mm_packus_epi16(temp, temp);
static void filter_vert_w8_ssse3(const uint8_t *const src,
const ptrdiff_t src_stride, uint8_t *const dst,
const int16_t *const filter) {
__m128i s[8], temp;
load_8bit_8x8(src, src_stride, s);
temp = filter_vert_kernel(s, filter);
// save only 8 bytes convolve result
_mm_storel_epi64((__m128i *)dst, temp);
}
static void scaledconvolve_vert_w8(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride,
const InterpKernel *y_filters, int y0_q4,
int y_step_q4, int w, int h) {
static void scaledconvolve_vert_w8(
const uint8_t *src, const ptrdiff_t src_stride, uint8_t *const dst,
const ptrdiff_t dst_stride, const InterpKernel *const y_filters,
const int y0_q4, const int y_step_q4, const int w, const int h) {
int y;
int y_q4 = y0_q4;
@ -720,81 +468,44 @@ static void scaledconvolve_vert_w8(const uint8_t *src, ptrdiff_t src_stride,
}
}
static void filter_vert_w16_ssse3(const uint8_t *src_ptr, ptrdiff_t src_pitch,
uint8_t *dst, const int16_t *filter, int w) {
const __m128i k_256 = _mm_set1_epi16(1 << 8);
const __m128i f_values = _mm_load_si128((const __m128i *)filter);
// pack and duplicate the filter values
const __m128i f1f0 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0200u));
const __m128i f3f2 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0604u));
const __m128i f5f4 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0a08u));
const __m128i f7f6 = _mm_shuffle_epi8(f_values, _mm_set1_epi16(0x0e0cu));
static void filter_vert_w16_ssse3(const uint8_t *src,
const ptrdiff_t src_stride,
uint8_t *const dst,
const int16_t *const filter, const int w) {
int i;
__m128i f[4];
shuffle_filter_ssse3(filter, f);
for (i = 0; i < w; i += 16) {
const __m128i A = _mm_loadu_si128((const __m128i *)src_ptr);
const __m128i B = _mm_loadu_si128((const __m128i *)(src_ptr + src_pitch));
const __m128i C =
_mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 2));
const __m128i D =
_mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 3));
const __m128i E =
_mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 4));
const __m128i F =
_mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 5));
const __m128i G =
_mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 6));
const __m128i H =
_mm_loadu_si128((const __m128i *)(src_ptr + src_pitch * 7));
// merge the result together
const __m128i s1s0_lo = _mm_unpacklo_epi8(A, B);
const __m128i s7s6_lo = _mm_unpacklo_epi8(G, H);
const __m128i s1s0_hi = _mm_unpackhi_epi8(A, B);
const __m128i s7s6_hi = _mm_unpackhi_epi8(G, H);
// multiply 2 adjacent elements with the filter and add the result
const __m128i x0_lo = _mm_maddubs_epi16(s1s0_lo, f1f0);
const __m128i x3_lo = _mm_maddubs_epi16(s7s6_lo, f7f6);
const __m128i x0_hi = _mm_maddubs_epi16(s1s0_hi, f1f0);
const __m128i x3_hi = _mm_maddubs_epi16(s7s6_hi, f7f6);
// add and saturate the results together
const __m128i x3x0_lo = _mm_adds_epi16(x0_lo, x3_lo);
const __m128i x3x0_hi = _mm_adds_epi16(x0_hi, x3_hi);
// merge the result together
const __m128i s3s2_lo = _mm_unpacklo_epi8(C, D);
const __m128i s3s2_hi = _mm_unpackhi_epi8(C, D);
// multiply 2 adjacent elements with the filter and add the result
const __m128i x1_lo = _mm_maddubs_epi16(s3s2_lo, f3f2);
const __m128i x1_hi = _mm_maddubs_epi16(s3s2_hi, f3f2);
// merge the result together
const __m128i s5s4_lo = _mm_unpacklo_epi8(E, F);
const __m128i s5s4_hi = _mm_unpackhi_epi8(E, F);
// multiply 2 adjacent elements with the filter and add the result
const __m128i x2_lo = _mm_maddubs_epi16(s5s4_lo, f5f4);
const __m128i x2_hi = _mm_maddubs_epi16(s5s4_hi, f5f4);
// add and saturate the results together
__m128i temp_lo = _mm_adds_epi16(x3x0_lo, _mm_min_epi16(x1_lo, x2_lo));
__m128i temp_hi = _mm_adds_epi16(x3x0_hi, _mm_min_epi16(x1_hi, x2_hi));
__m128i s[8], s_lo[4], s_hi[4], temp_lo, temp_hi;
// add and saturate the results together
temp_lo = _mm_adds_epi16(temp_lo, _mm_max_epi16(x1_lo, x2_lo));
temp_hi = _mm_adds_epi16(temp_hi, _mm_max_epi16(x1_hi, x2_hi));
// round and shift by 7 bit each 16 bit
temp_lo = _mm_mulhrs_epi16(temp_lo, k_256);
temp_hi = _mm_mulhrs_epi16(temp_hi, k_256);
// shrink to 8 bit each 16 bits, the first lane contain the first
// convolve result and the second lane contain the second convolve
// result
loadu_8bit_16x8(src, src_stride, s);
// merge the result together
s_lo[0] = _mm_unpacklo_epi8(s[0], s[1]);
s_hi[0] = _mm_unpackhi_epi8(s[0], s[1]);
s_lo[1] = _mm_unpacklo_epi8(s[2], s[3]);
s_hi[1] = _mm_unpackhi_epi8(s[2], s[3]);
s_lo[2] = _mm_unpacklo_epi8(s[4], s[5]);
s_hi[2] = _mm_unpackhi_epi8(s[4], s[5]);
s_lo[3] = _mm_unpacklo_epi8(s[6], s[7]);
s_hi[3] = _mm_unpackhi_epi8(s[6], s[7]);
temp_lo = convolve8_8_ssse3(s_lo, f);
temp_hi = convolve8_8_ssse3(s_hi, f);
// shrink to 8 bit each 16 bits, the first lane contain the first convolve
// result and the second lane contain the second convolve result
temp_hi = _mm_packus_epi16(temp_lo, temp_hi);
src_ptr += 16;
src += 16;
// save 16 bytes convolve result
_mm_store_si128((__m128i *)&dst[i], temp_hi);
}
}
static void scaledconvolve_vert_w16(const uint8_t *src, ptrdiff_t src_stride,
uint8_t *dst, ptrdiff_t dst_stride,
const InterpKernel *y_filters, int y0_q4,
int y_step_q4, int w, int h) {
static void scaledconvolve_vert_w16(
const uint8_t *src, const ptrdiff_t src_stride, uint8_t *const dst,
const ptrdiff_t dst_stride, const InterpKernel *const y_filters,
const int y0_q4, const int y_step_q4, const int w, const int h) {
int y;
int y_q4 = y0_q4;

24
vpx_dsp/x86/vpx_subpixel_8t_ssse3.asm
View File

@ -327,12 +327,12 @@ cglobal filter_block1d16_%1, 6, 6, 14, LOCAL_VARS_SIZE, \
%endm
INIT_XMM ssse3
SUBPIX_HFILTER16 h8
SUBPIX_HFILTER16 h8_avg
SUBPIX_HFILTER8 h8
SUBPIX_HFILTER8 h8_avg
SUBPIX_HFILTER4 h8
SUBPIX_HFILTER4 h8_avg
SUBPIX_HFILTER16 h8 ; vpx_filter_block1d16_h8_ssse3
SUBPIX_HFILTER16 h8_avg ; vpx_filter_block1d16_h8_avg_ssse3
SUBPIX_HFILTER8 h8 ; vpx_filter_block1d8_h8_ssse3
SUBPIX_HFILTER8 h8_avg ; vpx_filter_block1d8_h8_avg_ssse3
SUBPIX_HFILTER4 h8 ; vpx_filter_block1d4_h8_ssse3
SUBPIX_HFILTER4 h8_avg ; vpx_filter_block1d4_h8_avg_ssse3
;-------------------------------------------------------------------------------
@ -795,9 +795,9 @@ cglobal filter_block1d16_%1, 6, NUM_GENERAL_REG_USED, 16, LOCAL_VARS_SIZE, \
%endm
INIT_XMM ssse3
SUBPIX_VFILTER16 v8
SUBPIX_VFILTER16 v8_avg
SUBPIX_VFILTER v8, 8
SUBPIX_VFILTER v8_avg, 8
SUBPIX_VFILTER v8, 4
SUBPIX_VFILTER v8_avg, 4
SUBPIX_VFILTER16 v8 ; vpx_filter_block1d16_v8_ssse3
SUBPIX_VFILTER16 v8_avg ; vpx_filter_block1d16_v8_avg_ssse3
SUBPIX_VFILTER v8, 8 ; vpx_filter_block1d8_v8_ssse3
SUBPIX_VFILTER v8_avg, 8 ; vpx_filter_block1d8_v8_avg_ssse3
SUBPIX_VFILTER v8, 4 ; vpx_filter_block1d4_v8_ssse3
SUBPIX_VFILTER v8_avg, 4 ; vpx_filter_block1d4_v8_avg_ssse3