[FFmpeg-cvslog] x86/yadif-10: remove duplicate ABS macro
James Almer
git at videolan.org
Thu Jul 10 21:12:00 CEST 2014
ffmpeg | branch: master | James Almer <jamrial at gmail.com> | Tue Jul 8 13:50:05 2014 -0300| [ddea3b7106b1d003fb1fb774c0be05db1319926d] | committer: Michael Niedermayer
x86/yadif-10: remove duplicate ABS macro
And use the x86util ones instead, which are optimized for mmxext/sse2.
About ~1% increase in performance on pre SSSE3 processors.
Signed-off-by: James Almer <jamrial at gmail.com>
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=ddea3b7106b1d003fb1fb774c0be05db1319926d
---
libavfilter/x86/yadif-10.asm | 21 ++++-----------------
1 file changed, 4 insertions(+), 17 deletions(-)
diff --git a/libavfilter/x86/yadif-10.asm b/libavfilter/x86/yadif-10.asm
index 1b01709..8853e0d 100644
--- a/libavfilter/x86/yadif-10.asm
+++ b/libavfilter/x86/yadif-10.asm
@@ -30,17 +30,6 @@ pw_1: times 8 dw 1
SECTION .text
-%macro PABS 2
-%if cpuflag(ssse3)
- pabsw %1, %1
-%else
- pxor %2, %2
- pcmpgtw %2, %1
- pxor %1, %2
- psubw %1, %2
-%endif
-%endmacro
-
%macro PMAXUW 2
%if cpuflag(sse4)
pmaxuw %1, %2
@@ -131,13 +120,12 @@ SECTION .text
mova [rsp+16], m3
mova [rsp+32], m1
psubw m2, m4
- PABS m2, m4
+ ABS1 m2, m4
LOAD m3, [prevq+t1]
LOAD m4, [prevq+t0]
psubw m3, m0
psubw m4, m1
- PABS m3, m5
- PABS m4, m5
+ ABS2 m3, m4, m5, m6
paddw m3, m4
psrlw m2, 1
psrlw m3, 1
@@ -146,8 +134,7 @@ SECTION .text
LOAD m4, [nextq+t0]
psubw m3, m0
psubw m4, m1
- PABS m3, m5
- PABS m4, m5
+ ABS2 m3, m4, m5, m6
paddw m3, m4
psrlw m3, 1
pmaxsw m2, m3
@@ -157,7 +144,7 @@ SECTION .text
paddw m0, m0
psubw m0, m1
psrlw m1, 1
- PABS m0, m2
+ ABS1 m0, m2
movu m2, [curq+t1-1*2]
movu m3, [curq+t0-1*2]
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