diff options
Diffstat (limited to 'contrib/ffmpeg/libavcodec/armv4l/mathops.h')
| -rw-r--r-- | contrib/ffmpeg/libavcodec/armv4l/mathops.h | 49 |
1 files changed, 0 insertions, 49 deletions
diff --git a/contrib/ffmpeg/libavcodec/armv4l/mathops.h b/contrib/ffmpeg/libavcodec/armv4l/mathops.h deleted file mode 100644 index 7ddd0ec6e..000000000 --- a/contrib/ffmpeg/libavcodec/armv4l/mathops.h +++ /dev/null @@ -1,49 +0,0 @@ -/* - * simple math operations - * Copyright (c) 2006 Michael Niedermayer <michaelni@gmx.at> et al - * - * 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 - */ - -#ifdef FRAC_BITS -# define MULL(a, b) \ - ({ int lo, hi;\ - asm("smull %0, %1, %2, %3 \n\t"\ - "mov %0, %0, lsr %4\n\t"\ - "add %1, %0, %1, lsl %5\n\t"\ - : "=&r"(lo), "=&r"(hi)\ - : "r"(b), "r"(a), "i"(FRAC_BITS), "i"(32-FRAC_BITS));\ - hi; }) -#endif - -#define MULH(a, b) \ - ({ int lo, hi;\ - asm ("smull %0, %1, %2, %3" : "=&r"(lo), "=&r"(hi) : "r"(b), "r"(a));\ - hi; }) - -#if defined(HAVE_ARMV5TE) - -/* signed 16x16 -> 32 multiply add accumulate */ -# define MAC16(rt, ra, rb) \ - asm ("smlabb %0, %2, %3, %0" : "=r" (rt) : "0" (rt), "r" (ra), "r" (rb)); -/* signed 16x16 -> 32 multiply */ -# define MUL16(ra, rb) \ - ({ int __rt; \ - asm ("smulbb %0, %1, %2" : "=r" (__rt) : "r" (ra), "r" (rb)); \ - __rt; }) - -#endif |