libvpx: Pull from upstream

source/libvpx/vp8/common/arm/neon/bilinearpredict_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 12 matching lines @@
 
 void vp8_bilinear_predict4x4_neon(
         unsigned char *src_ptr,
         int src_pixels_per_line,
         int xoffset,
         int yoffset,
         unsigned char *dst_ptr,
         int dst_pitch) {
     uint8x8_t d0u8, d1u8, d2u8, d3u8, d4u8, d5u8, d6u8;
     uint8x8_t d26u8, d27u8, d28u8, d29u8, d30u8;
-    uint32x2_t d28u32, d29u32, d30u32;
     uint8x16_t q1u8, q2u8;
     uint16x8_t q1u16, q2u16;
     uint16x8_t q7u16, q8u16, q9u16;
     uint64x2_t q4u64, q5u64;
     uint64x1_t d12u64;
     uint32x2x2_t d0u32x2, d1u32x2, d2u32x2, d3u32x2;
 
     if (xoffset == 0) {  // skip_1stpass_filter
+        uint32x2_t d28u32 = vdup_n_u32(0);
+        uint32x2_t d29u32 = vdup_n_u32(0);
+        uint32x2_t d30u32 = vdup_n_u32(0);
+
         d28u32 = vld1_lane_u32((const uint32_t *)src_ptr, d28u32, 0);
         src_ptr += src_pixels_per_line;
         d28u32 = vld1_lane_u32((const uint32_t *)src_ptr, d28u32, 1);
         src_ptr += src_pixels_per_line;
         d29u32 = vld1_lane_u32((const uint32_t *)src_ptr, d29u32, 0);
         src_ptr += src_pixels_per_line;
         d29u32 = vld1_lane_u32((const uint32_t *)src_ptr, d29u32, 1);
         src_ptr += src_pixels_per_line;
         d30u32 = vld1_lane_u32((const uint32_t *)src_ptr, d30u32, 0);
         d28u8 = vreinterpret_u8_u32(d28u32);
@@ skipping 635 matching lines @@
 
         q11u8 = q15u8;
 
         vst1q_u8((uint8_t *)dst_ptr, q1u8); dst_ptr += dst_pitch;
         vst1q_u8((uint8_t *)dst_ptr, q2u8); dst_ptr += dst_pitch;
         vst1q_u8((uint8_t *)dst_ptr, q3u8); dst_ptr += dst_pitch;
         vst1q_u8((uint8_t *)dst_ptr, q4u8); dst_ptr += dst_pitch;
     }
     return;
 }