66 lines
1.7 KiB
C++
66 lines
1.7 KiB
C++
/*
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* Copyright (C) 2007-2015 Paul Davis <paul@linuxaudiosystems.com>
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* Copyright (C) 2015 Robin Gareus <robin@gareus.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#ifndef __pbd_fpu_h__
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#define __pbd_fpu_h__
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#include "pbd/libpbd_visibility.h"
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namespace PBD {
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class LIBPBD_API FPU {
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private:
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enum Flags {
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HasFlushToZero = 0x1,
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HasDenormalsAreZero = 0x2,
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HasSSE = 0x4,
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HasSSE2 = 0x8,
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HasAVX = 0x10,
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HasNEON = 0x20,
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HasFMA = 0x40,
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HasAVX512F = 0x80,
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};
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public:
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~FPU ();
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static FPU* instance();
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static void destroy();
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bool has_flush_to_zero () const { return _flags & HasFlushToZero; }
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bool has_denormals_are_zero () const { return _flags & HasDenormalsAreZero; }
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bool has_sse () const { return _flags & HasSSE; }
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bool has_sse2 () const { return _flags & HasSSE2; }
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bool has_avx () const { return _flags & HasAVX; }
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bool has_avx512f () const { return _flags & HasAVX512F; }
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bool has_fma() const { return _flags & HasFMA; }
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bool has_neon () const { return _flags & HasNEON; }
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private:
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Flags _flags;
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static FPU* _instance;
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FPU ();
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};
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}
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#endif /* __pbd_fpu_h__ */
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