segment.hh

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/*
 * Copyright (c) 2007 The Hewlett-Packard Development Company
 * All rights reserved.
 *
 * The license below extends only to copyright in the software and shall
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 * to a hardware implementation of the functionality of the software
 * licensed hereunder.  You may use the software subject to the license
 * terms below provided that you ensure that this notice is replicated
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 * modified or unmodified, in source code or in binary form.
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 * met: redistributions of source code must retain the above copyright
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#ifndef __ARCH_X86_SEGMENTREGS_HH__
#define __ARCH_X86_SEGMENTREGS_HH__
 
namespace X86ISA
{
    enum SegmentRegIndex
    {
        SEGMENT_REG_ES,
        SEGMENT_REG_CS,
        SEGMENT_REG_SS,
        SEGMENT_REG_DS,
        SEGMENT_REG_FS,
        SEGMENT_REG_GS,
        SEGMENT_REG_HS, // Temporary descriptor
        SEGMENT_REG_TSL, // Local descriptor table
        SEGMENT_REG_TSG, // Global descriptor table
        SEGMENT_REG_LS, // Flat segment
        SEGMENT_REG_MS, // Emulation memory
        // These shouldn't be used directly in a load or store since they
        // are likely accessed in other ways in a real machine. For instance,
        // they may be loaded into the temporary segment register on demand.
        SYS_SEGMENT_REG_TR,
        SYS_SEGMENT_REG_IDTR,
 
        NUM_SEGMENTREGS
    };
}
 
#endif // __ARCH_X86_SEGMENTREGS_HH__