Merge commit 'e2b5b097898c9155f4bdff4d83cdc54d5eef6930'

* commit 'e2b5b097898c9155f4bdff4d83cdc54d5eef6930':
  x86: rv40dsp: Use PAVGB instruction macro where appropriate

Merged-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/x86/rv40dsp.asm

@@ -98,11 +98,7 @@ SECTION .text
 %endif
     packuswb  %1, %1
 %ifidn %3, avg
-%if cpuflag(3dnow)
-    pavgusb   %1, %2
-%else
-    pavgb     %1, %2
-%endif
+    PAVGB     %1, %2
 %endif
     movh  [dstq], %1
 %endmacro