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Port ARGBToUV to AVX2.

Browse Source 
BUG=269
TESTED=ncval
R=brucedawson@google.com, tpsiaki@google.com

Review URL: https://webrtc-codereview.appspot.com/35449004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1194 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
fbarchard@google.com 2014-12-10 22:48:58 +00:00
parent e0bb4c26e2
commit 233a931cb6
4 changed files with 71 additions and 8 deletions
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2
README.chromium
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@ -1,6 +1,6 @@
Name: libyuv
URL: http://code.google.com/p/libyuv/
Version: 1193
Version: 1194
License: BSD
License File: LICENSE

7
include/libyuv/row.h
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@ -189,6 +189,7 @@ extern "C" {
#define HAS_ARGBMIRRORROW_AVX2
#define HAS_ARGBPOLYNOMIALROW_AVX2
#define HAS_ARGBSHUFFLEROW_AVX2
#define HAS_ARGBTOUVROW_AVX2
#define HAS_ARGBTOYJROW_AVX2
#define HAS_ARGBTOYROW_AVX2
#define HAS_COPYROW_AVX
@ -215,12 +216,6 @@ extern "C" {
#define HAS_ARGBUNATTENUATEROW_AVX2
#endif
// The following are require VS2012.
// TODO(fbarchard): Port to gcc.
#if !defined(LIBYUV_DISABLE_X86) && defined(VISUALC_HAS_AVX2)
#define HAS_ARGBTOUVROW_AVX2
#endif // defined(VISUALC_HAS_AVX2)
// The following are Yasm x86 only:
// TODO(fbarchard): Port AVX2 to inline.
#if !defined(LIBYUV_DISABLE_X86) && defined(HAVE_YASM)

2
include/libyuv/version.h
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@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_ // NOLINT
#define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 1193
#define LIBYUV_VERSION 1194
#endif // INCLUDE_LIBYUV_VERSION_H_ NOLINT

68
source/row_posix.cc
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@ -953,6 +953,74 @@ void ARGBToUVRow_SSSE3(const uint8* src_argb0, int src_stride_argb,
}
#endif // HAS_ARGBTOUVROW_SSSE3
#ifdef HAS_ARGBTOUVROW_AVX2
// vpshufb for vphaddw + vpackuswb packed to shorts.
static const lvec8 kShufARGBToUV_AVX = {
0, 1, 8, 9, 2, 3, 10, 11, 4, 5, 12, 13, 6, 7, 14, 15,
0, 1, 8, 9, 2, 3, 10, 11, 4, 5, 12, 13, 6, 7, 14, 15
};
void ARGBToUVRow_AVX2(const uint8* src_argb0, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int width) {
asm volatile (
"vbroadcastf128 %5,%%ymm5 \n"
"vbroadcastf128 %6,%%ymm6 \n"
"vbroadcastf128 %7,%%ymm7 \n"
"sub %1,%2 \n"
LABELALIGN
"1: \n"
"vmovdqu " MEMACCESS(0) ",%%ymm0 \n"
"vmovdqu " MEMACCESS2(0x20,0) ",%%ymm1 \n"
"vmovdqu " MEMACCESS2(0x40,0) ",%%ymm2 \n"
"vmovdqu " MEMACCESS2(0x60,0) ",%%ymm3 \n"
VMEMOPREG(vpavgb,0x00,0,4,1,ymm0,ymm0) // vpavgb (%0,%4,1),%%ymm0,%%ymm0
VMEMOPREG(vpavgb,0x20,0,4,1,ymm1,ymm1)
VMEMOPREG(vpavgb,0x40,0,4,1,ymm2,ymm2)
VMEMOPREG(vpavgb,0x60,0,4,1,ymm3,ymm3)
"lea " MEMLEA(0x80,0) ",%0 \n"
"vshufps $0x88,%%ymm1,%%ymm0,%%ymm4 \n"
"vshufps $0xdd,%%ymm1,%%ymm0,%%ymm0 \n"
"vpavgb %%ymm4,%%ymm0,%%ymm0 \n"
"vshufps $0x88,%%ymm3,%%ymm2,%%ymm4 \n"
"vshufps $0xdd,%%ymm3,%%ymm2,%%ymm2 \n"
"vpavgb %%ymm4,%%ymm2,%%ymm2 \n"
"vpmaddubsw %%ymm7,%%ymm0,%%ymm1 \n"
"vpmaddubsw %%ymm7,%%ymm2,%%ymm3 \n"
"vpmaddubsw %%ymm6,%%ymm0,%%ymm0 \n"
"vpmaddubsw %%ymm6,%%ymm2,%%ymm2 \n"
"vphaddw %%ymm3,%%ymm1,%%ymm1 \n"
"vphaddw %%ymm2,%%ymm0,%%ymm0 \n"
"vpsraw $0x8,%%ymm1,%%ymm1 \n"
"vpsraw $0x8,%%ymm0,%%ymm0 \n"
"vpacksswb %%ymm0,%%ymm1,%%ymm0 \n"
"vpermq $0xd8,%%ymm0,%%ymm0 \n"
"vpshufb %8,%%ymm0,%%ymm0 \n"
"vpaddb %%ymm5,%%ymm0,%%ymm0 \n"
"vextractf128 $0x0,%%ymm0," MEMACCESS(1) " \n"
VEXTOPMEM(vextractf128,ymm0,0x1,1,2,1) // vextractf128 $0x1,%%ymm0,(%1,%2,1)
"lea " MEMLEA(0x10,1) ",%1 \n"
"sub $0x20,%3 \n"
"jg 1b \n"
"vzeroupper \n"
: "+r"(src_argb0), // %0
"+r"(dst_u), // %1
"+r"(dst_v), // %2
"+rm"(width) // %3
: "r"((intptr_t)(src_stride_argb)), // %4
"m"(kARGBToV), // %5
"m"(kARGBToU), // %6
"m"(kAddUV128), // %7
"m"(kShufARGBToUV_AVX) // %8
: "memory", "cc"
#if defined(__native_client__) && defined(__x86_64__)
, "r14"
#endif
#if defined(__SSE2__)
, "xmm0", "xmm1", "xmm2", "xmm3", "xmm4", "xmm5", "xmm6", "xmm7"
#endif
);
}
#endif // HAS_ARGBTOUVROW_AVX2
#ifdef HAS_ARGBTOUVJROW_SSSE3
// TODO(fbarchard): Share code with ARGBToUVRow_SSSE3.
void ARGBToUVJRow_SSSE3(const uint8* src_argb0, int src_stride_argb,