diff -r 000000000000 -r 6474c204b198 media/libvpx/vp8/encoder/arm/neon/vp8_memcpy_neon.asm
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/media/libvpx/vp8/encoder/arm/neon/vp8_memcpy_neon.asm	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,70 @@
+;
+;  Copyright (c) 2010 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.
+;
+
+
+    EXPORT |vp8_memcpy_partial_neon|
+
+    ARM
+    REQUIRE8
+    PRESERVE8
+
+    AREA ||.text||, CODE, READONLY, ALIGN=2
+;=========================================
+;this is not a full memcpy function!!!
+;void vp8_memcpy_partial_neon(unsigned char *dst_ptr, unsigned char *src_ptr,
+;                             int sz);
+|vp8_memcpy_partial_neon| PROC
+    ;pld                [r1]                        ;preload pred data
+    ;pld                [r1, #128]
+    ;pld                [r1, #256]
+    ;pld                [r1, #384]
+
+    mov             r12, r2, lsr #8                 ;copy 256 bytes data at one time
+
+memcpy_neon_loop
+    vld1.8          {q0, q1}, [r1]!                 ;load src data
+    subs            r12, r12, #1
+    vld1.8          {q2, q3}, [r1]!
+    vst1.8          {q0, q1}, [r0]!                 ;copy to dst_ptr
+    vld1.8          {q4, q5}, [r1]!
+    vst1.8          {q2, q3}, [r0]!
+    vld1.8          {q6, q7}, [r1]!
+    vst1.8          {q4, q5}, [r0]!
+    vld1.8          {q8, q9}, [r1]!
+    vst1.8          {q6, q7}, [r0]!
+    vld1.8          {q10, q11}, [r1]!
+    vst1.8          {q8, q9}, [r0]!
+    vld1.8          {q12, q13}, [r1]!
+    vst1.8          {q10, q11}, [r0]!
+    vld1.8          {q14, q15}, [r1]!
+    vst1.8          {q12, q13}, [r0]!
+    vst1.8          {q14, q15}, [r0]!
+
+    ;pld                [r1]                        ;preload pred data -- need to adjust for real device
+    ;pld                [r1, #128]
+    ;pld                [r1, #256]
+    ;pld                [r1, #384]
+
+    bne             memcpy_neon_loop
+
+    ands            r3, r2, #0xff                   ;extra copy
+    beq             done_copy_neon_loop
+
+extra_copy_neon_loop
+    vld1.8          {q0}, [r1]!                 ;load src data
+    subs            r3, r3, #16
+    vst1.8          {q0}, [r0]!
+    bne             extra_copy_neon_loop
+
+done_copy_neon_loop
+    bx              lr
+    ENDP
+
+    END