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mirror of https://github.com/FFmpeg/FFmpeg.git synced 2024-11-26 19:01:44 +02:00
FFmpeg/libavcodec/riscv/blockdsp_rvv.S
sunyuechi fdebde817c lavc/blockdsp: R-V V clear_blocks
C908:
blockdsp.clear_blocks_c: 128.2
blockdsp.clear_blocks_rvv_i64: 102.5

Signed-off-by: Rémi Denis-Courmont <remi@remlab.net>
2024-02-13 21:29:46 +02:00

43 lines
1.3 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
vsetivli zero, 16, e64, m8, ta, ma
vmv.v.i v0, 0
vse64.v v0, (a0)
ret
endfunc
func ff_clear_blocks_rvv, zve64x
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