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+ /*
+
+ Copyright (C) 2001 Malte Starostik <malte@kde.org>
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Library General Public
+ License as published by the Free Software Foundation; either
+ version 2 of the License, or (at your option) any later version.
+
+ This library 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
+ Library General Public License for more details.
+
+ You should have received a copy of the GNU Library General Public License
+ along with this library; see the file COPYING.LIB. If not, write to
+ the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ Boston, MA 02111-1307, USA.
+
+ */
+
+#ifndef _arts_cpuinfo_h
+#define _arts_cpuinfo_h
+
+#include "arts_export.h"
+/*
+ * BC - Status (2002-03-08): CpuInfo
+ *
+ * This class will be kept binary compatible - it just exports the static
+ * CpuInfo::flags() function as only functionality.
+ */
+
+namespace Arts {
+
+ /**
+ * Provides information about the availability of the various
+ * "Multimedia extensions" the CPU supports. If you implement
+ * a routine in assembler, use @ref flags() to know which
+ * SIMD instructions the user's CPU knows about.
+ *
+ * @short Information about the CPU's SIMD implementation
+ */
+ class ARTS_EXPORT CpuInfo
+ {
+ public:
+ /**
+ * Values for the detected features of the CPU:
+ * @li CpuMMX - CPU supports MMX
+ * @li CpuEMMX - CPU supports Cyrix Extended MMX
+ * @li Cpu3DNow - CPU supports AMD 3DNow!
+ * @li CpuSSE - CPU supports Intel SSE
+ */
+ enum Flags
+ {
+ CpuMMX = 0x001, // Pentium MMX
+ CpuEMMX = 0x002, // Cyrix Extended MMX
+ Cpu3DNow = 0x004, // AMD 3DNow!
+ CpuSSE = 0x008 // Pentium III SSE
+ };
+ /**
+ * @return the @ref Flags values that correspond to the
+ * CPU's features. Multiple values are bitwised or'ed
+ */
+ static int flags() { return s_flags; }
+
+ private:
+ friend class CpuInfoStartup;
+ static int s_flags;
+ };
+}
+
+#endif // _arts_cpuinfo_h