libvpx: Pull from upstream

source/libvpx/vp8/common/arm/neon/sixtappredict_neon.c

 /*
  *  Copyright (c) 2014 The WebM 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 18 matching lines @@
         unsigned char *src_ptr,
         int src_pixels_per_line,
         int xoffset,
         int yoffset,
         unsigned char *dst_ptr,
         int dst_pitch) {
     unsigned char *src;
     uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d18u8, d19u8, d20u8, d21u8;
     uint8x8_t d23u8, d24u8, d25u8, d26u8, d27u8, d28u8, d29u8, d30u8, d31u8;
     int8x8_t dtmps8, d0s8, d1s8, d2s8, d3s8, d4s8, d5s8;
-    uint32x2_t d27u32, d28u32, d29u32, d30u32, d31u32;
     uint16x8_t q3u16, q4u16, q5u16, q6u16, q7u16;
     uint16x8_t q8u16, q9u16, q10u16, q11u16, q12u16;
     int16x8_t q3s16, q4s16, q5s16, q6s16, q7s16;
     int16x8_t q8s16, q9s16, q10s16, q11s16, q12s16;
     uint8x16_t q3u8, q4u8, q5u8, q6u8, q11u8;
     uint64x2_t q3u64, q4u64, q5u64, q6u64, q9u64, q10u64;
     uint32x2x2_t d0u32x2, d1u32x2;
 
     if (xoffset == 0) {  // secondpass_filter4x4_only
+        uint32x2_t d27u32 = vdup_n_u32(0);
+        uint32x2_t d28u32 = vdup_n_u32(0);
+        uint32x2_t d29u32 = vdup_n_u32(0);
+        uint32x2_t d30u32 = vdup_n_u32(0);
+        uint32x2_t d31u32 = vdup_n_u32(0);
+
         // load second_pass filter
         dtmps8 = vld1_s8(vp8_sub_pel_filters[yoffset]);
         d0s8 = vdup_lane_s8(dtmps8, 0);
         d1s8 = vdup_lane_s8(dtmps8, 1);
         d2s8 = vdup_lane_s8(dtmps8, 2);
         d3s8 = vdup_lane_s8(dtmps8, 3);
         d4s8 = vdup_lane_s8(dtmps8, 4);
         d5s8 = vdup_lane_s8(dtmps8, 5);
         d0u8 = vreinterpret_u8_s8(vabs_s8(d0s8));
         d1u8 = vreinterpret_u8_s8(vabs_s8(d1s8));
@@ skipping 1684 matching lines @@
             vst1_u8(dst, d7u8);
             dst += dst_pitch;
             vst1_u8(dst, d8u8);
             dst += dst_pitch;
             vst1_u8(dst, d9u8);
             dst += dst_pitch;
         }
     }
     return;
 }