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NaCL port of YToARGB for AVX2

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BUG=393
TESTED=d:\src\nacl_sdk\pepper_canary\tools\ncval.exe newlib/Release/nacltest_x86_32.nexe
R=harryjin@google.com

Review URL: https://webrtc-codereview.appspot.com/39829004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1263 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
fbarchard@google.com 2015-02-05 21:32:15 +00:00
parent baafc97d6b
commit 3cb485533a
1 changed files with 6 additions and 6 deletions
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12
source/row_posix.cc
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@ -2351,12 +2351,12 @@ void YToARGBRow_AVX2(const uint8* y_buf, uint8* dst_argb, int width) {
"vbroadcastss %%xmm3,%%ymm3 \n"
"vpcmpeqb %%ymm4,%%ymm4,%%ymm4 \n"
"vpslld $0x18,%%ymm4,%%ymm4 \n"
\n"
LABELALIGN
"1: \n"
// Step 1: Scale Y contribution to 16 G values. G = (y - 16) * 1.164
"vmovdqu (%0),%%xmm0 \n"
"lea 0x10(%0),%0 \n"
"vmovdqu " MEMACCESS(0) ",%%xmm0 \n"
"lea " MEMLEA(0x10,0) ",%0 \n"
"vpermq $0xd8,%%ymm0,%%ymm0 \n"
"vpunpcklbw %%ymm0,%%ymm0,%%ymm0 \n"
"vpmulhuw %%ymm2,%%ymm0,%%ymm0 \n"
@ -2369,9 +2369,9 @@ void YToARGBRow_AVX2(const uint8* y_buf, uint8* dst_argb, int width) {
"vpunpckhwd %%ymm1,%%ymm1,%%ymm1 \n"
"vpor %%ymm4,%%ymm0,%%ymm0 \n"
"vpor %%ymm4,%%ymm1,%%ymm1 \n"
"vmovdqu %%ymm0,(%1) \n"
"vmovdqu %%ymm1,0x20(%1) \n"
"lea 0x40(%1),%1 \n"
"vmovdqu %%ymm0," MEMACCESS(1) " \n"
"vmovdqu %%ymm1," MEMACCESS2(0x20,1) " \n"
"lea " MEMLEA(0x40,1) ",%1 \n"
"sub $0x10,%2 \n"
"jg 1b \n"
"vzeroupper \n"