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 |