ref: 30e9c091c08e570b484fb0bc4c443ddd17fd7443
parent: d72ed35374db9956a274a816c1228a8d99adedbd
parent: 657cabe0f754a9da11a05670969234dae2520a6d
author: Jingning Han <jingning@google.com>
date: Fri Apr 3 07:24:28 EDT 2015
Merge "Tune SSSE3 assembly implementation to improve quantization speed"
--- a/vp9/encoder/x86/vp9_quantize_ssse3_x86_64.asm
+++ b/vp9/encoder/x86/vp9_quantize_ssse3_x86_64.asm
@@ -282,6 +282,8 @@
psignw m8, m9
psignw m13, m10
psrlw m0, m3, 2
+%else
+ psrlw m0, m3, 1
%endif
mova [r4q+ncoeffq*2+ 0], m8
mova [r4q+ncoeffq*2+16], m13
@@ -302,7 +304,7 @@
mova m10, [ coeffq+ncoeffq*2+16] ; m10 = c[i]
pabsw m6, m9 ; m6 = abs(m9)
pabsw m11, m10 ; m11 = abs(m10)
-%ifidn %1, fp_32x32
+
pcmpgtw m7, m6, m0
pcmpgtw m12, m11, m0
pmovmskb r6d, m7
@@ -310,7 +312,7 @@
or r6, r2
jz .skip_iter
-%endif
+
pcmpeqw m7, m7
paddsw m6, m1 ; m6 += round
@@ -348,7 +350,6 @@
add ncoeffq, mmsize
jl .ac_only_loop
-%ifidn %1, fp_32x32
jmp .accumulate_eob
.skip_iter:
mova [r3q+ncoeffq*2+ 0], m5
@@ -357,7 +358,6 @@
mova [r4q+ncoeffq*2+16], m5
add ncoeffq, mmsize
jl .ac_only_loop
-%endif
.accumulate_eob:
; horizontally accumulate/max eobs and write into [eob] memory pointer