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livetrax/libs/pbd/pbd/fpu.h

52 lines
1.3 KiB
C++

/*
Copyright (C) 2012 Paul Davis
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., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __pbd_fpu_h__
#define __pbd_fpu_h__
#include "pbd/libpbd_visibility.h"
namespace PBD {
class LIBPBD_API FPU {
private:
enum Flags {
HasFlushToZero = 0x1,
HasDenormalsAreZero = 0x2,
HasSSE = 0x4,
HasSSE2 = 0x8
};
public:
FPU ();
~FPU ();
bool has_flush_to_zero () const { return _flags & HasFlushToZero; }
bool has_denormals_are_zero () const { return _flags & HasDenormalsAreZero; }
bool has_sse () const { return _flags & HasSSE; }
bool has_sse2 () const { return _flags & HasSSE2; }
private:
Flags _flags;
};
}
#endif /* __pbd_fpu_h__ */