vpx/vp8/common/arm/neon/copymem8x8_neon.asm

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2010-05-18 17:58:33 +02:00
;
; Copyright (c) 2010 The VP8 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 |vp8_copy_mem8x8_neon|
; ARM
; REQUIRE8
; PRESERVE8
AREA Block, CODE, READONLY ; name this block of code
;void copy_mem8x8_neon( unsigned char *src, int src_stride, unsigned char *dst, int dst_stride)
;-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
|vp8_copy_mem8x8_neon| PROC
vld1.u8 {d0}, [r0], r1
vld1.u8 {d1}, [r0], r1
vst1.u8 {d0}, [r2], r3
vld1.u8 {d2}, [r0], r1
vst1.u8 {d1}, [r2], r3
vld1.u8 {d3}, [r0], r1
vst1.u8 {d2}, [r2], r3
vld1.u8 {d4}, [r0], r1
vst1.u8 {d3}, [r2], r3
vld1.u8 {d5}, [r0], r1
vst1.u8 {d4}, [r2], r3
vld1.u8 {d6}, [r0], r1
vst1.u8 {d5}, [r2], r3
vld1.u8 {d7}, [r0], r1
vst1.u8 {d6}, [r2], r3
vst1.u8 {d7}, [r2], r3
mov pc, lr
ENDP ; |vp8_copy_mem8x8_neon|
END