coffee/libyuv
1
0
Fork 0
mirror of https://chromium.googlesource.com/libyuv/libyuv synced 2026-01-01 03:12:16 +08:00
Code Issues Packages Projects Releases Wiki Activity

Port ARGBMirror AVX2 code to gcc/NaCL.

Browse Source 
BUG=269
TESTED=try bots
R=harryjin@google.com

Review URL: https://webrtc-codereview.appspot.com/24329004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1173 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
fbarchard@google.com 2014-11-19 20:03:37 +00:00
parent 9dd083a512
commit db7a7f61ff
4 changed files with 35 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
README.chromium
View File

@ -1,6 +1,6 @@
Name: libyuv
URL: http://code.google.com/p/libyuv/
Version: 1171
Version: 1172
License: BSD
License File: LICENSE

2
include/libyuv/row.h
View File

@ -200,6 +200,7 @@ extern "C" {
#define HAS_SPLITUVROW_AVX2
#define HAS_MERGEUVROW_AVX2
#define HAS_MIRRORROW_AVX2
#define HAS_ARGBMIRRORROW_AVX2
// Effects:
#define HAS_ARGBADDROW_AVX2
@ -212,7 +213,6 @@ extern "C" {
// The following are require VS2012.
// TODO(fbarchard): Port to gcc.
#if !defined(LIBYUV_DISABLE_X86) && defined(VISUALC_HAS_AVX2)
#define HAS_ARGBMIRRORROW_AVX2
#define HAS_ARGBTOUVROW_AVX2
#define HAS_ARGBTOYJROW_AVX2
#define HAS_ARGBTOYROW_AVX2

2
include/libyuv/version.h
View File

@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_ // NOLINT
#define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 1171
#define LIBYUV_VERSION 1172
#endif // INCLUDE_LIBYUV_VERSION_H_ NOLINT

32
source/row_posix.cc
View File

@ -2339,6 +2339,38 @@ void ARGBMirrorRow_SSSE3(const uint8* src, uint8* dst, int width) {
}
#endif // HAS_ARGBMIRRORROW_SSSE3
#ifdef HAS_ARGBMIRRORROW_AVX2
// Shuffle table for reversing the bytes.
static const ulvec32 kARGBShuffleMirror_AVX2 = {
7u, 6u, 5u, 4u, 3u, 2u, 1u, 0u
};
void ARGBMirrorRow_AVX2(const uint8* src, uint8* dst, int width) {
intptr_t temp_width = (intptr_t)(width);
asm volatile (
"vmovdqa %3,%%ymm5 \n"
LABELALIGN
"1: \n"
VMEMOPREG(vpermd,-0x20,0,2,4,ymm5,ymm0) // vpermd -0x20(%0,%2,4),ymm5,ymm0
"sub $0x20,%2 \n"
"vmovdqu %%ymm0," MEMACCESS(1) " \n"
"lea " MEMLEA(0x20,1) ",%1 \n"
"jg 1b \n"
"vzeroupper \n"
: "+r"(src), // %0
"+r"(dst), // %1
"+r"(temp_width) // %2
: "m"(kARGBShuffleMirror_AVX2) // %3
: "memory", "cc"
#if defined(__native_client__) && defined(__x86_64__)
, "r14"
#endif
#if defined(__SSE2__)
, "xmm0", "xmm5"
#endif
);
}
#endif // HAS_ARGBMIRRORROW_AVX2
#ifdef HAS_SPLITUVROW_AVX2
void SplitUVRow_AVX2(const uint8* src_uv, uint8* dst_u, uint8* dst_v, int pix) {
asm volatile (