/usr/include/qimageblitz/blitzcpu.h is in libqimageblitz-dev 1:0.0.6-4build1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | #ifndef __BLITZ_CPU_H
#define __BLITZ_CPU_H
/**
* CPUID code: This tests the CPU id flags for MMX, SSE, 3dnow, etc...
* support. This is based on KCPUInfo by Fredrik Hoglund.
*
* Copyright (C) 2003 Fredrik Hoglund <fredrik@kde.org>
* Copyright (C) 2004 Daniel M. Duley <daniel.duley@verizon.net>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "qimageblitz_export.h"
#include <QtCore/QtGlobal>
/**
* MMX packed value data types. If you don't write MMX assembler code you
* can ignore these.
*
* @author Daniel M. Duley <daniel.duley@verizon.net>
* @short MMX data types
*/
namespace MMX{
typedef struct { quint32 d[2]; } Pack2;
typedef struct { quint16 d[4]; } Pack4;
typedef struct { quint8 d[8]; } Pack8;
}
/**
* This class determines what extensions the computer's CPU supports. These
* include MMX, SSE, 3dnow, and AltiVec. If you don't write assembler code
* you probably can ignore this class.
*
* @short CPU features identification
* @author Fredrik Hoglund <fredrik@kde.org>
* @author Daniel M. Duley <daniel.duley@verizon.net>
*/
class BlitzCPUInfo{
public:
enum Extension {
MMX = 1 << 0,
IntegerSSE = 1 << 1,
SSE = 1 << 2,
SSE2 = 1 << 3,
AMD3DNOW = 1 << 4,
AMD3DNOW2 = 1 << 5,
AltiVec = 1 << 6
};
/**
* Returns true if the CPU supports the given extension.
*/
static bool haveExtension(unsigned int extension);
};
#endif
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