ref: 219ba87a93fec7144e575a5d2add1a837b49a7e8
parent: 2e102855f4f69148d17771f584c26e1498ec82e2
parent: 1e7ded69cfaff55c80de1308820031e9a0a01e1a
author: Scott LaVarnway <slavarnway@google.com>
date: Thu Apr 28 03:58:20 EDT 2011
Merge "Use psadbw to get the sum of bytes in a line."
--- a/vp8/common/x86/recon_sse2.asm
+++ b/vp8/common/x86/recon_sse2.asm
@@ -251,15 +251,8 @@
movsxd rax, dword ptr arg(3) ;src_stride;
sub rsi, rax
pxor mm0, mm0
- movd mm1, [rsi]
- movd mm2, [rsi+4]
- punpcklbw mm1, mm0
- punpcklbw mm2, mm0
- paddw mm1, mm2
- pshufw mm2, mm1, 0x0e
- paddw mm1, mm2
- pshufw mm2, mm1, 0x01
- paddw mm1, mm2
+ movq mm1, [rsi]
+ psadbw mm1, mm0
; from left
dec rsi
@@ -331,15 +324,8 @@
movsxd rax, dword ptr arg(3) ;src_stride;
sub rsi, rax
pxor mm0, mm0
- movd mm1, [rsi]
- movd mm2, [rsi+4]
- punpcklbw mm1, mm0
- punpcklbw mm2, mm0
- paddw mm1, mm2
- pshufw mm2, mm1, 0x0e
- paddw mm1, mm2
- pshufw mm2, mm1, 0x01
- paddw mm1, mm2
+ movq mm1, [rsi]
+ psadbw mm1, mm0
; add up
paddw mm1, [GLOBAL(dc_4)]
--
⑨