38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
/*
|
|
* Copyright (c) 2010 Mans Rullgard <mans@mansr.com>
|
|
*
|
|
* 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
|
|
*/
|
|
|
|
#ifndef AVUTIL_X86_INTMATH_H
|
|
#define AVUTIL_X86_INTMATH_H
|
|
|
|
#if HAVE_INLINE_ASM
|
|
#define FASTDIV(a,b) \
|
|
({\
|
|
int ret, dmy;\
|
|
__asm__ volatile(\
|
|
"mull %3"\
|
|
:"=d"(ret), "=a"(dmy)\
|
|
:"1"((unsigned int)(a)), "rm"(ff_inverse[b])\
|
|
);\
|
|
ret;\
|
|
})
|
|
#endif
|
|
|
|
#endif /* AVUTIL_X86_INTMATH_H */
|