env.c
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- /* ***** BEGIN LICENSE BLOCK *****
- * Source last modified: $Id: env.c,v 1.4.28.1 2004/07/09 02:00:18 hubbe Exp $
- *
- * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
- *
- * The contents of this file, and the files included with this file,
- * are subject to the current version of the RealNetworks Public
- * Source License (the "RPSL") available at
- * http://www.helixcommunity.org/content/rpsl unless you have licensed
- * the file under the current version of the RealNetworks Community
- * Source License (the "RCSL") available at
- * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
- * will apply. You may also obtain the license terms directly from
- * RealNetworks. You may not use this file except in compliance with
- * the RPSL or, if you have a valid RCSL with RealNetworks applicable
- * to this file, the RCSL. Please see the applicable RPSL or RCSL for
- * the rights, obligations and limitations governing use of the
- * contents of the file.
- *
- * Alternatively, the contents of this file may be used under the
- * terms of the GNU General Public License Version 2 or later (the
- * "GPL") in which case the provisions of the GPL are applicable
- * instead of those above. If you wish to allow use of your version of
- * this file only under the terms of the GPL, and not to allow others
- * to use your version of this file under the terms of either the RPSL
- * or RCSL, indicate your decision by deleting the provisions above
- * and replace them with the notice and other provisions required by
- * the GPL. If you do not delete the provisions above, a recipient may
- * use your version of this file under the terms of any one of the
- * RPSL, the RCSL or the GPL.
- *
- * This file is part of the Helix DNA Technology. RealNetworks is the
- * developer of the Original Code and owns the copyrights in the
- * portions it created.
- *
- * This file, and the files included with this file, is distributed
- * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
- * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
- * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
- * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
- * ENJOYMENT OR NON-INFRINGEMENT.
- *
- * Technology Compatibility Kit Test Suite(s) Location:
- * http://www.helixcommunity.org/content/tck
- *
- * Contributor(s):
- *
- * ***** END LICENSE BLOCK ***** */
- #define ENV_MAIN /* declare CPU-related variables here */
- #include "env.h" /* standard libraries & #defines */
- #include "mmx_util.h"
- #ifdef _MACINTOSH
- #ifndef _MAC_MACHO
- #include <gestalt.h>
- #endif
- #endif
- /*
- * Check if current CPU supports Intel MMX/SSE instruction sets.
- * Use:
- * int CheckCPUType (void);
- * Returns:
- * !0 - MMX instruction set is supported
- * 0 - non-MMX or non-IA CPU.
- */
- int CheckCPUType (void)
- {
- #if defined(_M_IX86) && !defined(WINCE_EMULATOR)
- _x86_MMX_Available = (checkMmxAvailablity()&CPU_HAS_MMX)?1:0;
- return _x86_MMX_Available;
- #elif defined _MACINTOSH
- // Check for presence of AltiVec on Macintosh
- OSErr err;
- long processorAttributes;
- err = Gestalt(gestaltPowerPCProcessorFeatures, &processorAttributes);
- if (err == noErr)
- _AltiVec_Available = (1 << gestaltPowerPCHasVectorInstructions) & processorAttributes;
- return _AltiVec_Available;
- #else
- return 0;
- #endif
- }
- /* env.c -- end of file */