vpx/vpx_dsp/x86/highbd_intrapred_intrin_sse2.c
Scott LaVarnway 30d9a1916c vpxdsp: [x86] add highbd_h_predictor functions
C vs SSE2 speed gains:
_4x4 : ~8.12x
_8x8 : ~9.71x
_16x16 : ~8.21x
_32x32 : ~5.0x

BUG=webm:1422

Change-Id: I5e8a1ed4db7b8dc539b3e2a728b0b34d8b4b1993
2017-08-28 17:31:18 -07:00

160 lines
6.5 KiB
C

/*
* 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.
*/
#include <emmintrin.h> // SSE2
#include "./vpx_config.h"
#include "./vpx_dsp_rtcd.h"
#include "vpx/vpx_integer.h"
// -----------------------------------------------------------------------------
void vpx_highbd_h_predictor_4x4_sse2(uint16_t *dst, ptrdiff_t stride,
const uint16_t *above,
const uint16_t *left, int bd) {
const __m128i left_u16 = _mm_loadl_epi64((const __m128i *)left);
const __m128i row0 = _mm_shufflelo_epi16(left_u16, 0x0);
const __m128i row1 = _mm_shufflelo_epi16(left_u16, 0x55);
const __m128i row2 = _mm_shufflelo_epi16(left_u16, 0xaa);
const __m128i row3 = _mm_shufflelo_epi16(left_u16, 0xff);
(void)above;
(void)bd;
_mm_storel_epi64((__m128i *)dst, row0);
dst += stride;
_mm_storel_epi64((__m128i *)dst, row1);
dst += stride;
_mm_storel_epi64((__m128i *)dst, row2);
dst += stride;
_mm_storel_epi64((__m128i *)dst, row3);
}
void vpx_highbd_h_predictor_8x8_sse2(uint16_t *dst, ptrdiff_t stride,
const uint16_t *above,
const uint16_t *left, int bd) {
const __m128i left_u16 = _mm_load_si128((const __m128i *)left);
const __m128i row0 = _mm_shufflelo_epi16(left_u16, 0x0);
const __m128i row1 = _mm_shufflelo_epi16(left_u16, 0x55);
const __m128i row2 = _mm_shufflelo_epi16(left_u16, 0xaa);
const __m128i row3 = _mm_shufflelo_epi16(left_u16, 0xff);
const __m128i row4 = _mm_shufflehi_epi16(left_u16, 0x0);
const __m128i row5 = _mm_shufflehi_epi16(left_u16, 0x55);
const __m128i row6 = _mm_shufflehi_epi16(left_u16, 0xaa);
const __m128i row7 = _mm_shufflehi_epi16(left_u16, 0xff);
(void)above;
(void)bd;
_mm_store_si128((__m128i *)dst, _mm_unpacklo_epi64(row0, row0));
dst += stride;
_mm_store_si128((__m128i *)dst, _mm_unpacklo_epi64(row1, row1));
dst += stride;
_mm_store_si128((__m128i *)dst, _mm_unpacklo_epi64(row2, row2));
dst += stride;
_mm_store_si128((__m128i *)dst, _mm_unpacklo_epi64(row3, row3));
dst += stride;
_mm_store_si128((__m128i *)dst, _mm_unpackhi_epi64(row4, row4));
dst += stride;
_mm_store_si128((__m128i *)dst, _mm_unpackhi_epi64(row5, row5));
dst += stride;
_mm_store_si128((__m128i *)dst, _mm_unpackhi_epi64(row6, row6));
dst += stride;
_mm_store_si128((__m128i *)dst, _mm_unpackhi_epi64(row7, row7));
}
static INLINE void h_store_16_unpacklo(uint16_t **dst, const ptrdiff_t stride,
const __m128i *row) {
const __m128i val = _mm_unpacklo_epi64(*row, *row);
_mm_store_si128((__m128i *)*dst, val);
_mm_store_si128((__m128i *)(*dst + 8), val);
*dst += stride;
}
static INLINE void h_store_16_unpackhi(uint16_t **dst, const ptrdiff_t stride,
const __m128i *row) {
const __m128i val = _mm_unpackhi_epi64(*row, *row);
_mm_store_si128((__m128i *)(*dst), val);
_mm_store_si128((__m128i *)(*dst + 8), val);
*dst += stride;
}
void vpx_highbd_h_predictor_16x16_sse2(uint16_t *dst, ptrdiff_t stride,
const uint16_t *above,
const uint16_t *left, int bd) {
int i;
(void)above;
(void)bd;
for (i = 0; i < 2; i++, left += 8) {
const __m128i left_u16 = _mm_load_si128((const __m128i *)left);
const __m128i row0 = _mm_shufflelo_epi16(left_u16, 0x0);
const __m128i row1 = _mm_shufflelo_epi16(left_u16, 0x55);
const __m128i row2 = _mm_shufflelo_epi16(left_u16, 0xaa);
const __m128i row3 = _mm_shufflelo_epi16(left_u16, 0xff);
const __m128i row4 = _mm_shufflehi_epi16(left_u16, 0x0);
const __m128i row5 = _mm_shufflehi_epi16(left_u16, 0x55);
const __m128i row6 = _mm_shufflehi_epi16(left_u16, 0xaa);
const __m128i row7 = _mm_shufflehi_epi16(left_u16, 0xff);
h_store_16_unpacklo(&dst, stride, &row0);
h_store_16_unpacklo(&dst, stride, &row1);
h_store_16_unpacklo(&dst, stride, &row2);
h_store_16_unpacklo(&dst, stride, &row3);
h_store_16_unpackhi(&dst, stride, &row4);
h_store_16_unpackhi(&dst, stride, &row5);
h_store_16_unpackhi(&dst, stride, &row6);
h_store_16_unpackhi(&dst, stride, &row7);
}
}
static INLINE void h_store_32_unpacklo(uint16_t **dst, const ptrdiff_t stride,
const __m128i *row) {
const __m128i val = _mm_unpacklo_epi64(*row, *row);
_mm_store_si128((__m128i *)(*dst), val);
_mm_store_si128((__m128i *)(*dst + 8), val);
_mm_store_si128((__m128i *)(*dst + 16), val);
_mm_store_si128((__m128i *)(*dst + 24), val);
*dst += stride;
}
static INLINE void h_store_32_unpackhi(uint16_t **dst, const ptrdiff_t stride,
const __m128i *row) {
const __m128i val = _mm_unpackhi_epi64(*row, *row);
_mm_store_si128((__m128i *)(*dst), val);
_mm_store_si128((__m128i *)(*dst + 8), val);
_mm_store_si128((__m128i *)(*dst + 16), val);
_mm_store_si128((__m128i *)(*dst + 24), val);
*dst += stride;
}
void vpx_highbd_h_predictor_32x32_sse2(uint16_t *dst, ptrdiff_t stride,
const uint16_t *above,
const uint16_t *left, int bd) {
int i;
(void)above;
(void)bd;
for (i = 0; i < 4; i++, left += 8) {
const __m128i left_u16 = _mm_load_si128((const __m128i *)left);
const __m128i row0 = _mm_shufflelo_epi16(left_u16, 0x0);
const __m128i row1 = _mm_shufflelo_epi16(left_u16, 0x55);
const __m128i row2 = _mm_shufflelo_epi16(left_u16, 0xaa);
const __m128i row3 = _mm_shufflelo_epi16(left_u16, 0xff);
const __m128i row4 = _mm_shufflehi_epi16(left_u16, 0x0);
const __m128i row5 = _mm_shufflehi_epi16(left_u16, 0x55);
const __m128i row6 = _mm_shufflehi_epi16(left_u16, 0xaa);
const __m128i row7 = _mm_shufflehi_epi16(left_u16, 0xff);
h_store_32_unpacklo(&dst, stride, &row0);
h_store_32_unpacklo(&dst, stride, &row1);
h_store_32_unpacklo(&dst, stride, &row2);
h_store_32_unpacklo(&dst, stride, &row3);
h_store_32_unpackhi(&dst, stride, &row4);
h_store_32_unpackhi(&dst, stride, &row5);
h_store_32_unpackhi(&dst, stride, &row6);
h_store_32_unpackhi(&dst, stride, &row7);
}
}