mirror of
https://git.ffmpeg.org/ffmpeg.git
synced 2024-12-21 06:50:44 +00:00
68 lines
1.8 KiB
ArmAsm
68 lines
1.8 KiB
ArmAsm
/*
|
|
* Copyright (c) 2024 Institue of Software Chinese Academy of Sciences (ISCAS).
|
|
*
|
|
* This file is part of FFmpeg.
|
|
*
|
|
* FFmpeg is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* FFmpeg is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with FFmpeg; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*/
|
|
|
|
#include "libavutil/riscv/asm.S"
|
|
|
|
func ff_clear_block_rvv, zve64x
|
|
lpad 0
|
|
vsetivli zero, 16, e64, m8, ta, ma
|
|
vmv.v.i v0, 0
|
|
vse64.v v0, (a0)
|
|
|
|
ret
|
|
endfunc
|
|
|
|
func ff_clear_blocks_rvv, zve64x
|
|
lpad 0
|
|
vsetivli zero, 16, e64, m8, ta, ma
|
|
vmv.v.i v0, 0
|
|
|
|
.rept 5
|
|
vse64.v v0, (a0)
|
|
addi a0, a0, 128
|
|
.endr
|
|
vse64.v v0, (a0)
|
|
|
|
ret
|
|
endfunc
|
|
|
|
func ff_fill_block16_rvv, zve32x
|
|
lpad 0
|
|
vsetivli t0, 16, e8, m1, ta, ma
|
|
vmv.v.x v8, a1
|
|
1:
|
|
addi a3, a3, -1
|
|
vse8.v v8, (a0)
|
|
add a0, a0, a2
|
|
bnez a3, 1b
|
|
|
|
ret
|
|
endfunc
|
|
|
|
func ff_fill_block8_rvv, zve64x
|
|
lpad 0
|
|
vsetvli t0, zero, e8, m4, ta, ma
|
|
vmv.v.x v8, a1
|
|
vsetvli t0, a3, e64, m4, ta, ma
|
|
vsse64.v v8, (a0), a2
|
|
|
|
ret
|
|
endfunc
|