vpx/vp8/encoder/arm/neon/sad8_neon.asm
John Koleszar c2140b8af1 Use WebM in copyright notice for consistency
Changes 'The VP8 project' to 'The WebM project', for consistency
with other webmproject.org repositories.

Fixes issue #97.

Change-Id: I37c13ed5fbdb9d334ceef71c6350e9febed9bbba
2010-09-09 10:01:21 -04:00

210 lines
4.4 KiB
NASM

;
; 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_sad8x8_neon|
EXPORT |vp8_sad8x16_neon|
EXPORT |vp8_sad4x4_neon|
ARM
REQUIRE8
PRESERVE8
AREA ||.text||, CODE, READONLY, ALIGN=2
; unsigned int vp8_sad8x8_c(
; unsigned char *src_ptr,
; int src_stride,
; unsigned char *ref_ptr,
; int ref_stride)
|vp8_sad8x8_neon| PROC
vld1.8 {d0}, [r0], r1
vld1.8 {d8}, [r2], r3
vld1.8 {d2}, [r0], r1
vld1.8 {d10}, [r2], r3
vabdl.u8 q12, d0, d8
vld1.8 {d4}, [r0], r1
vld1.8 {d12}, [r2], r3
vabal.u8 q12, d2, d10
vld1.8 {d6}, [r0], r1
vld1.8 {d14}, [r2], r3
vabal.u8 q12, d4, d12
vld1.8 {d0}, [r0], r1
vld1.8 {d8}, [r2], r3
vabal.u8 q12, d6, d14
vld1.8 {d2}, [r0], r1
vld1.8 {d10}, [r2], r3
vabal.u8 q12, d0, d8
vld1.8 {d4}, [r0], r1
vld1.8 {d12}, [r2], r3
vabal.u8 q12, d2, d10
vld1.8 {d6}, [r0], r1
vld1.8 {d14}, [r2], r3
vabal.u8 q12, d4, d12
vabal.u8 q12, d6, d14
vpaddl.u16 q1, q12
vpaddl.u32 q0, q1
vadd.u32 d0, d0, d1
vmov.32 r0, d0[0]
bx lr
ENDP
;============================
;unsigned int vp8_sad8x16_c(
; unsigned char *src_ptr,
; int src_stride,
; unsigned char *ref_ptr,
; int ref_stride)
|vp8_sad8x16_neon| PROC
vld1.8 {d0}, [r0], r1
vld1.8 {d8}, [r2], r3
vld1.8 {d2}, [r0], r1
vld1.8 {d10}, [r2], r3
vabdl.u8 q12, d0, d8
vld1.8 {d4}, [r0], r1
vld1.8 {d12}, [r2], r3
vabal.u8 q12, d2, d10
vld1.8 {d6}, [r0], r1
vld1.8 {d14}, [r2], r3
vabal.u8 q12, d4, d12
vld1.8 {d0}, [r0], r1
vld1.8 {d8}, [r2], r3
vabal.u8 q12, d6, d14
vld1.8 {d2}, [r0], r1
vld1.8 {d10}, [r2], r3
vabal.u8 q12, d0, d8
vld1.8 {d4}, [r0], r1
vld1.8 {d12}, [r2], r3
vabal.u8 q12, d2, d10
vld1.8 {d6}, [r0], r1
vld1.8 {d14}, [r2], r3
vabal.u8 q12, d4, d12
vld1.8 {d0}, [r0], r1
vld1.8 {d8}, [r2], r3
vabal.u8 q12, d6, d14
vld1.8 {d2}, [r0], r1
vld1.8 {d10}, [r2], r3
vabal.u8 q12, d0, d8
vld1.8 {d4}, [r0], r1
vld1.8 {d12}, [r2], r3
vabal.u8 q12, d2, d10
vld1.8 {d6}, [r0], r1
vld1.8 {d14}, [r2], r3
vabal.u8 q12, d4, d12
vld1.8 {d0}, [r0], r1
vld1.8 {d8}, [r2], r3
vabal.u8 q12, d6, d14
vld1.8 {d2}, [r0], r1
vld1.8 {d10}, [r2], r3
vabal.u8 q12, d0, d8
vld1.8 {d4}, [r0], r1
vld1.8 {d12}, [r2], r3
vabal.u8 q12, d2, d10
vld1.8 {d6}, [r0], r1
vld1.8 {d14}, [r2], r3
vabal.u8 q12, d4, d12
vabal.u8 q12, d6, d14
vpaddl.u16 q1, q12
vpaddl.u32 q0, q1
vadd.u32 d0, d0, d1
vmov.32 r0, d0[0]
bx lr
ENDP
;===========================
;unsigned int vp8_sad4x4_c(
; unsigned char *src_ptr,
; int src_stride,
; unsigned char *ref_ptr,
; int ref_stride)
|vp8_sad4x4_neon| PROC
vld1.8 {d0}, [r0], r1
vld1.8 {d8}, [r2], r3
vld1.8 {d2}, [r0], r1
vld1.8 {d10}, [r2], r3
vabdl.u8 q12, d0, d8
vld1.8 {d4}, [r0], r1
vld1.8 {d12}, [r2], r3
vabal.u8 q12, d2, d10
vld1.8 {d6}, [r0], r1
vld1.8 {d14}, [r2], r3
vabal.u8 q12, d4, d12
vabal.u8 q12, d6, d14
vpaddl.u16 d1, d24
vpaddl.u32 d0, d1
vmov.32 r0, d0[0]
bx lr
ENDP
END