diff options
Diffstat (limited to 'ffmpeg1/libavutil/x86/emms.h')
| -rw-r--r-- | ffmpeg1/libavutil/x86/emms.h | 47 |
1 files changed, 0 insertions, 47 deletions
diff --git a/ffmpeg1/libavutil/x86/emms.h b/ffmpeg1/libavutil/x86/emms.h deleted file mode 100644 index a529b6b..0000000 --- a/ffmpeg1/libavutil/x86/emms.h +++ /dev/null @@ -1,47 +0,0 @@ -/* - * 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_EMMS_H -#define AVUTIL_X86_EMMS_H - -#include "config.h" -#include "libavutil/attributes.h" -#include "libavutil/cpu.h" - -void avpriv_emms_yasm(void); - -#if HAVE_MMX_INLINE -# define emms_c emms_c -/** - * Empty mmx state. - * this must be called between any dsp function and float/double code. - * for example sin(); dsp->idct_put(); emms_c(); cos() - */ -static av_always_inline void emms_c(void) -{ - if(av_get_cpu_flags() & AV_CPU_FLAG_MMX) - __asm__ volatile ("emms" ::: "memory"); -} -#elif HAVE_MMX && HAVE_MM_EMPTY -# include <mmintrin.h> -# define emms_c _mm_empty -#elif HAVE_MMX_EXTERNAL -# define emms_c avpriv_emms_yasm -#endif /* HAVE_MMX_INLINE */ - -#endif /* AVUTIL_X86_EMMS_H */ |
