ref: 6c4964602aa5fa4086f95ced5d10d3432ed07284
parent: 44dd3274daf74a746c225ac2274a9fba378b5b09
parent: 256cf7ee7d535ee26487a7e0352655d76932afa2
author: Yunqing Wang <yunqingwang@google.com>
date: Thu Nov 21 04:40:02 EST 2013
Merge "Correct ssse3 8/16-pixel wide sub-pixel filter calculation"
--- a/vp9/common/x86/vp9_subpixel_8t_ssse3.asm
+++ b/vp9/common/x86/vp9_subpixel_8t_ssse3.asm
@@ -158,10 +158,13 @@
pmaddubsw xmm6, k6k7
paddsw xmm0, xmm6
- paddsw xmm0, xmm2
+ movdqa xmm1, xmm2
+ pmaxsw xmm2, xmm4
+ pminsw xmm4, xmm1
paddsw xmm0, xmm4
- paddsw xmm0, krd
+ paddsw xmm0, xmm2
+ paddsw xmm0, krd
psraw xmm0, 7
packuswb xmm0, xmm0
@@ -243,10 +246,13 @@
pmaddubsw xmm6, k6k7
paddsw xmm0, xmm6
- paddsw xmm0, xmm2
+ movdqa xmm1, xmm2
+ pmaxsw xmm2, xmm4
+ pminsw xmm4, xmm1
paddsw xmm0, xmm4
- paddsw xmm0, krd
+ paddsw xmm0, xmm2
+ paddsw xmm0, krd
psraw xmm0, 7
packuswb xmm0, xmm0
%if %1
@@ -635,9 +641,13 @@
pmaddubsw %3, k4k5
pmaddubsw %4, k6k7
- paddsw %1, %2
paddsw %1, %4
+ movdqa %4, %2
+ pmaxsw %2, %3
+ pminsw %3, %4
paddsw %1, %3
+ paddsw %1, %2
+
paddsw %1, krd
psraw %1, 7
packuswb %1, %1
@@ -783,12 +793,19 @@
pmaddubsw xmm6, k4k5
pmaddubsw xmm7, k6k7
- paddsw xmm0, xmm1
paddsw xmm0, xmm3
+ movdqa xmm3, xmm1
+ pmaxsw xmm1, xmm2
+ pminsw xmm2, xmm3
paddsw xmm0, xmm2
- paddsw xmm4, xmm5
+ paddsw xmm0, xmm1
+
paddsw xmm4, xmm7
+ movdqa xmm7, xmm5
+ pmaxsw xmm5, xmm6
+ pminsw xmm6, xmm7
paddsw xmm4, xmm6
+ paddsw xmm4, xmm5
paddsw xmm0, krd
paddsw xmm4, krd