[FFmpeg-cvslog] aarch64: me_cmp: Avoid using the non-unrolled codepath for the minimum unroll size

Martin Storsjö git at videolan.org
Thu Sep 29 10:33:04 EEST 2022


ffmpeg | branch: master | Martin Storsjö <martin at martin.st> | Wed Sep 28 11:55:51 2022 +0300| [8089fe072e4552348a215d9fb4a0545ccf830763] | committer: Martin Storsjö

aarch64: me_cmp: Avoid using the non-unrolled codepath for the minimum unroll size

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=8089fe072e4552348a215d9fb4a0545ccf830763
---

 libavcodec/aarch64/me_cmp_neon.S | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libavcodec/aarch64/me_cmp_neon.S b/libavcodec/aarch64/me_cmp_neon.S
index 832a7cb22d..c710358ab7 100644
--- a/libavcodec/aarch64/me_cmp_neon.S
+++ b/libavcodec/aarch64/me_cmp_neon.S
@@ -471,7 +471,7 @@ function sse8_neon, export=1
         movi            v21.4s, #0
         movi            v20.4s, #0
         cmp             w4, #4
-        b.le            2f
+        b.lt            2f
 
 // make 4 iterations at once
 1:
@@ -534,7 +534,7 @@ function sse4_neon, export=1
 
         movi            v16.4s, #0                      // clear the result accumulator
         cmp             w4, #4
-        b.le            2f
+        b.lt            2f
 
 // make 4 iterations at once
 1:
@@ -663,7 +663,7 @@ function vsse16_neon, export=1
         cmp             w4, #3                          // check if we can make 3 iterations at once
         usubl           v31.8h, v0.8b, v1.8b            // Signed difference of pix1[0] - pix2[0], first iteration
         usubl2          v30.8h, v0.16b, v1.16b          // Signed difference of pix1[0] - pix2[0], first iteration
-        b.le            2f
+        b.lt            2f
 
 
 1:



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