/***************************************************************************** * * XVID MPEG-4 VIDEO CODEC * - emms C wrapper - * * This program is an implementation of a part of one or more MPEG-4 * Video tools as specified in ISO/IEC 14496-2 standard. Those intending * to use this software module in hardware or software products are * advised that its use may infringe existing patents or copyrights, and * any such use would be at such party's own risk. The original * developer of this software module and his/her company, and subsequent * editors and their companies, will have no liability for use of this * software or modifications or derivatives thereof. * * This program is free software ; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation ; either version 2 of the License, or * (at your option) any later version. * * This program 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 General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program ; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * ****************************************************************************/ /***************************************************************************** * * History * * - Mon Jun 17 00:10:09 2002 Added legal header * * $Id: emms.c,v 1.3 2002-06-16 22:20:36 edgomez Exp $ * ****************************************************************************/ #include "emms.h" #include "../portab.h" /***************************************************************************** * Library data, declared here ****************************************************************************/ emmsFuncPtr emms; /***************************************************************************** * emms functions * * emms functions are used to restored the fpu context after mmx operations * because mmx and fpu share their registers/context (??? need to be confirmed) * ****************************************************************************/ /* The no op wrapper for non MMX platforms */ void emms_c() { } /* The real mmx emms wrapper */ void emms_mmx() { /* the EMMS macro is defined according to the compiler in portab.h */ EMMS(); }