ffmpeg/libavcodec/riscv/videodsp.S
Rémi Denis-Courmont de7f999481 lavc/videodsp: work-around LLVM-as
For some reason, it can't handle the normal syntax for an address operand
without an offset, so add a dummy zero offset.
2024-08-02 21:24:01 +03:00

35 lines
1.0 KiB
ArmAsm

/*
* Copyright © 2022 Rémi Denis-Courmont.
*
* 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 "config.h"
#include "libavutil/riscv/asm.S"
#if HAVE_RV_ZICBOP
func ff_prefetch_rv_zicbop, zicbop
1:
addi a2, a2, -1
prefetch.r 0(a0)
add a0, a0, a1
bnez a2, 1b
ret
endfunc
#endif