fix for yuv to rgb on arm64.

source/row_neon64.cc

 /*
  *  Copyright 2014 The LibYuv Project Authors. All rights reserved.
  *
  *  Use of this source code is governed by a BSD-style license
  *  that can be found in the LICENSE file in the root of the source
  *  tree. An additional intellectual property rights grant can be found
  *  in the file PATENTS. All contributing project authors may
  *  be found in the AUTHORS file in the root of the source tree.
  */
 
@@ skipping 78 matching lines @@
     "orr        v0.8b, v3.8b, v3.8b            \n"                             \
     "uzp1       v1.8b, v2.8b, v2.8b            \n"                             \
     "uzp2       v3.8b, v2.8b, v2.8b            \n"                             \
     "ins        v1.s[1], v3.s[0]               \n"
 
 #define YUVTORGB_SETUP                                                         \
     "ld1r       {v24.8h}, [%[kUVBiasBGR]], #2  \n"                             \
     "ld1r       {v25.8h}, [%[kUVBiasBGR]], #2  \n"                             \
     "ld1r       {v26.8h}, [%[kUVBiasBGR]]      \n"                             \
     "ld1r       {v31.4s}, [%[kYToRgb]]         \n"                             \
-    "ld1        {v27.8h, v28.8h}, [%[kUVToRB]] \n"                             \
-    "ld1        {v29.8h, v30.8h}, [%[kUVToG]]  \n"
+    "ld2        {v27.8h, v28.8h}, [%[kUVToRB]] \n"                             \
+    "ld2        {v29.8h, v30.8h}, [%[kUVToG]]  \n"
 
 #define YUVTORGB(vR, vG, vB)                                                   \
     "uxtl       v0.8h, v0.8b                   \n" /* Extract Y    */          \
     "shll       v2.8h, v1.8b, #8               \n" /* Replicate UV */          \
     "ushll2     v3.4s, v0.8h, #0               \n" /* Y */                     \
     "ushll      v0.4s, v0.4h, #0               \n"                             \
     "mul        v3.4s, v3.4s, v31.4s           \n"                             \
     "mul        v0.4s, v0.4s, v31.4s           \n"                             \
     "sqshrun    v0.4h, v0.4s, #16              \n"                             \
     "sqshrun2   v0.8h, v3.4s, #16              \n" /* Y */                     \
@@ skipping 2961 matching lines @@
   : "cc", "memory", "v0", "v1", "v2", "v3"  // Clobber List
   );
 }
 #endif  // HAS_SOBELYROW_NEON
 #endif  // !defined(LIBYUV_DISABLE_NEON) && defined(__aarch64__)
 
 #ifdef __cplusplus
 }  // extern "C"
 }  // namespace libyuv
 #endif