mirror of
https://github.com/pineappleEA/pineapple-src.git
synced 2024-12-09 19:48:24 -05:00
37 lines
1.2 KiB
C
37 lines
1.2 KiB
C
|
/*
|
||
|
* Copyright (c) 2003-2004 Romain Dolbeau
|
||
|
*
|
||
|
* 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/attributes.h"
|
||
|
#include "libavcodec/videodsp.h"
|
||
|
|
||
|
static void prefetch_ppc(uint8_t *mem, ptrdiff_t stride, int h)
|
||
|
{
|
||
|
register const uint8_t *p = mem;
|
||
|
do {
|
||
|
__asm__ volatile ("dcbt 0,%0" : : "r" (p));
|
||
|
p += stride;
|
||
|
} while(--h);
|
||
|
}
|
||
|
|
||
|
av_cold void ff_videodsp_init_ppc(VideoDSPContext *ctx, int bpc)
|
||
|
{
|
||
|
ctx->prefetch = prefetch_ppc;
|
||
|
}
|