[FFmpeg-cvslog] arm: vp9lpf: Use orrs instead of orr+cmp

Martin Storsjö git at videolan.org
Thu Sep 28 02:53:06 EEST 2017


ffmpeg | branch: master | Martin Storsjö <martin at martin.st> | Fri Jan 13 23:42:28 2017 +0200| [435cd7bc99671bf561193421a50ac6e9d63c4266] | committer: Martin Storsjö

arm: vp9lpf: Use orrs instead of orr+cmp

Signed-off-by: Martin Storsjö <martin at martin.st>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=435cd7bc99671bf561193421a50ac6e9d63c4266
---

 libavcodec/arm/vp9lpf_neon.S | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/libavcodec/arm/vp9lpf_neon.S b/libavcodec/arm/vp9lpf_neon.S
index c57c0e9c31..c2f1c95427 100644
--- a/libavcodec/arm/vp9lpf_neon.S
+++ b/libavcodec/arm/vp9lpf_neon.S
@@ -78,8 +78,7 @@
 
         vdup.u8         d3,  r3          @ H
         vmov            r2,  r3,  d4
-        orr             r2,  r2,  r3
-        cmp             r2,  #0
+        orrs            r2,  r2,  r3
         @ If no pixels need filtering, just exit as soon as possible
         beq             9f
 
@@ -192,8 +191,7 @@
 
 .if \wd >= 8
         vmov            r2,  r3,  d6
-        orr             r2,  r2,  r3
-        cmp             r2,  #0
+        orrs            r2,  r2,  r3
         @ If no pixels need flat8in, jump to flat8out
         @ (or to a writeout of the inner 4 pixels, for wd=8)
         beq             6f
@@ -248,14 +246,12 @@
 6:
         vorr            d2,  d6,  d7
         vmov            r2,  r3,  d2
-        orr             r2,  r2,  r3
-        cmp             r2,  #0
+        orrs            r2,  r2,  r3
         @ If no pixels needed flat8in nor flat8out, jump to a
         @ writeout of the inner 4 pixels
         beq             7f
         vmov            r2,  r3,  d7
-        orr             r2,  r2,  r3
-        cmp             r2,  #0
+        orrs            r2,  r2,  r3
         @ If no pixels need flat8out, jump to a writeout of the inner 6 pixels
         beq             8f
 



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