diff --git a/libvo/rgb15to16mmx.c b/libvo/rgb15to16mmx.c
deleted file mode 100644
index bb9cb977ce..0000000000
--- a/libvo/rgb15to16mmx.c
+++ /dev/null
@@ -1,42 +0,0 @@
-// Original by Strepto/Astral
-// ported to gcc & bugfixed : A'rpi
-
-#include <inttypes.h>
-//#include "attributes.h"
-#include "mmx.h"
-
-void rgb15to16_mmx(char* s0,char* d0,int count){
-  static uint64_t mask_b  = 0x001F001F001F001FLL; // 00000000 00011111  xxB
-  static uint64_t mask_rg = 0x7FE07FE07FE07FE0LL; // 01111111 11100000  RGx
-  register char* s=s0+count;
-  register char* d=d0+count;
-  register int offs=-count;
-  movq_m2r (mask_b,  mm4);
-  movq_m2r (mask_rg, mm5);
-  while(offs<0){
-    movq_m2r (*(s+offs), mm0);
-    movq_r2r (mm0, mm1);
-
-    movq_m2r (*(s+8+offs), mm2);
-    movq_r2r (mm2, mm3);
-    
-    pand_r2r (mm4, mm0);
-    pand_r2r (mm5, mm1);
-    
-    psllq_i2r(1,mm1);
-    pand_r2r (mm4, mm2);
-
-    pand_r2r (mm5, mm3);
-    por_r2r  (mm1, mm0);
-
-    psllq_i2r(1,mm3);
-    movq_r2m (mm0,*(d+offs));
-
-    por_r2r  (mm3,mm2);
-    movq_r2m (mm2,*(d+8+offs));
-
-    offs+=16;
-  }
-  emms();
-}
-