| Index: source/libvpx/vp8/encoder/arm/neon/vp8_memcpy_neon.asm
|
| ===================================================================
|
| --- source/libvpx/vp8/encoder/arm/neon/vp8_memcpy_neon.asm (revision 291857)
|
| +++ source/libvpx/vp8/encoder/arm/neon/vp8_memcpy_neon.asm (working copy)
|
| @@ -1,72 +0,0 @@
|
| -;
|
| -; 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
|
| - vpush {d8-d15}
|
| - ;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
|
| - vpop {d8-d15}
|
| - bx lr
|
| - ENDP
|
| -
|
| - END
|
|
|