vp8/common/arm/neon/copymem8x8_neon.asm

   1 ;
   2 ;  Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
   3 ;
   4 ;  Use of this source code is governed by a BSD-style license and patent
   5 ;  grant that can be found in the LICENSE file in the root of the source
   6 ;  tree. All contributing project authors may be found in the AUTHORS
   7 ;  file in the root of the source tree.
   8 ;
   9
  10
  11     EXPORT  |vp8_copy_mem8x8_neon|
  12     ; ARM
  13     ; REQUIRE8
  14     ; PRESERVE8
  15
  16     AREA    Block, CODE, READONLY ; name this block of code
  17 ;void copy_mem8x8_neon( unsigned char *src, int src_stride, unsigned char *dst, int dst_stride)
  18 ;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
  19 |vp8_copy_mem8x8_neon| PROC
  20
  21     vld1.u8     {d0}, [r0], r1
  22     vld1.u8     {d1}, [r0], r1
  23     vst1.u8     {d0}, [r2], r3
  24     vld1.u8     {d2}, [r0], r1
  25     vst1.u8     {d1}, [r2], r3
  26     vld1.u8     {d3}, [r0], r1
  27     vst1.u8     {d2}, [r2], r3
  28     vld1.u8     {d4}, [r0], r1
  29     vst1.u8     {d3}, [r2], r3
  30     vld1.u8     {d5}, [r0], r1
  31     vst1.u8     {d4}, [r2], r3
  32     vld1.u8     {d6}, [r0], r1
  33     vst1.u8     {d5}, [r2], r3
  34     vld1.u8     {d7}, [r0], r1
  35     vst1.u8     {d6}, [r2], r3
  36     vst1.u8     {d7}, [r2], r3
  37
  38     mov     pc, lr
  39
  40     ENDP  ; |vp8_copy_mem8x8_neon|
  41
  42     END