libvpx: Pull from upstream

source/libvpx/vp8/common/arm/neon/idct_dequant_0_2x_neon.asm

Index: source/libvpx/vp8/common/arm/neon/idct_dequant_0_2x_neon.asm
===================================================================
--- source/libvpx/vp8/common/arm/neon/idct_dequant_0_2x_neon.asm	(revision 291857)
+++ source/libvpx/vp8/common/arm/neon/idct_dequant_0_2x_neon.asm	(working copy)
@@ -1,81 +0,0 @@
-;
-;  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
-;
-;  Use of this source code is governed by a BSD-style license and patent
-;  grant that can be found in the LICENSE file in the root of the source
-;  tree. All contributing project authors may be found in the AUTHORS
-;  file in the root of the source tree.
-;
-
-
-    EXPORT  |idct_dequant_0_2x_neon|
-    ARM
-    REQUIRE8
-    PRESERVE8
-
-    AREA ||.text||, CODE, READONLY, ALIGN=2
-;void idct_dequant_0_2x_neon(short *q, short dq,
-;                            unsigned char *dst, int stride);
-; r0   *q
-; r1   dq
-; r2   *dst
-; r3   stride
-|idct_dequant_0_2x_neon| PROC
-    push            {r4, r5}
-    vpush           {d8-d15}
-
-    add             r12, r2, #4
-    vld1.32         {d2[0]}, [r2], r3
-    vld1.32         {d8[0]}, [r12], r3
-    vld1.32         {d2[1]}, [r2], r3
-    vld1.32         {d8[1]}, [r12], r3
-    vld1.32         {d4[0]}, [r2], r3
-    vld1.32         {d10[0]}, [r12], r3
-    vld1.32         {d4[1]}, [r2], r3
-    vld1.32         {d10[1]}, [r12], r3
-
-    ldrh            r12, [r0]               ; lo q
-    ldrh            r4, [r0, #32]           ; hi q
-    mov             r5, #0
-    strh            r5, [r0]
-    strh            r5, [r0, #32]
-
-    sxth            r12, r12                ; lo
-    mul             r0, r12, r1
-    add             r0, r0, #4
-    asr             r0, r0, #3
-    vdup.16         q0, r0
-    sxth            r4, r4                  ; hi
-    mul             r0, r4, r1
-    add             r0, r0, #4
-    asr             r0, r0, #3
-    vdup.16         q3, r0
-
-    vaddw.u8        q1, q0, d2              ; lo
-    vaddw.u8        q2, q0, d4
-    vaddw.u8        q4, q3, d8              ; hi
-    vaddw.u8        q5, q3, d10
-
-    sub             r2, r2, r3, lsl #2      ; dst - 4*stride
-    add             r0, r2, #4
-
-    vqmovun.s16     d2, q1                  ; lo
-    vqmovun.s16     d4, q2
-    vqmovun.s16     d8, q4                  ; hi
-    vqmovun.s16     d10, q5
-
-    vst1.32         {d2[0]}, [r2], r3       ; lo
-    vst1.32         {d8[0]}, [r0], r3       ; hi
-    vst1.32         {d2[1]}, [r2], r3
-    vst1.32         {d8[1]}, [r0], r3
-    vst1.32         {d4[0]}, [r2], r3
-    vst1.32         {d10[0]}, [r0], r3
-    vst1.32         {d4[1]}, [r2]
-    vst1.32         {d10[1]}, [r0]
-
-    vpop            {d8-d15}
-    pop             {r4, r5}
-    bx              lr
-
-    ENDP            ; |idct_dequant_0_2x_neon|
-    END