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-rw-r--r--libavcodec/x86/h264_weight.asm7
1 files changed, 7 insertions, 0 deletions
diff --git a/libavcodec/x86/h264_weight.asm b/libavcodec/x86/h264_weight.asm
index cc96cb1f3b..9bfa8f0f3b 100644
--- a/libavcodec/x86/h264_weight.asm
+++ b/libavcodec/x86/h264_weight.asm
@@ -257,6 +257,13 @@ BIWEIGHT_FUNC_HALF_MM 8, 8, sse2
add off_regd, 1
or off_regd, 1
add r4, 1
+ cmp r5, 128
+ jne .normal
+ sar r5, 1
+ sar r6, 1
+ sar off_regd, 1
+ sub r4, 1
+.normal
movd m4, r5d
movd m0, r6d
movd m5, off_regd