Simplify vsad16_mmx().

Originally committed as revision 13191 to svn://svn.ffmpeg.org/ffmpeg/trunk
17 years ago · 6bf6a9301b
parent b8caf9bf28
commit 6bf6a9301b
1 changed files with 2 additions and 3 deletions
--- a/libavcodec/i386/dsputilenc_mmx.c
+++ b/libavcodec/i386/dsputilenc_mmx.c
@ -760,16 +760,15 @@ static int vsad16_mmx(void *v, uint8_t * pix1, uint8_t * pix2, int line_size, in
      "movq 8(%1),%%mm3\n"
      "add %3,%0\n"
      "add %3,%1\n"
-      "subl $2, %%ecx\n"
      "psubb %%mm2, %%mm0\n"
      "psubb %%mm3, %%mm1\n"
      "pxor %%mm7, %%mm0\n"
      "pxor %%mm7, %%mm1\n"
-      SUM(%%mm0, %%mm1, %%mm4, %%mm5)
+      "jmp 2f\n"
      "1:\n"

      SUM(%%mm4, %%mm5, %%mm0, %%mm1)
-
+      "2:\n"
      SUM(%%mm0, %%mm1, %%mm4, %%mm5)

      "subl $2, %%ecx\n"