x86_traits.hh revision 5390:5bacb5dc3ef6 
1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
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42 *
43 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
44 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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46 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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54 *
55 * Authors: Gabe Black
56 */
57
58#include "sim/host.hh"
59
60#ifndef __ARCH_X86_X86TRAITS_HH__
61#define __ARCH_X86_X86TRAITS_HH__
62
63namespace X86ISA
64{
65    const int NumMicroIntRegs = 16;
66
67    const int NumPseudoIntRegs = 1;
68    //1. The condition code bits of the rflags register.
69    const int NumImplicitIntRegs = 5;
70    //1. The lower part of the result of multiplication.
71    //2. The upper part of the result of multiplication.
72    //3. The quotient from division
73    //4. The remainder from division
74    //5. The divisor for division
75
76    const int NumMMXRegs = 8;
77    const int NumXMMRegs = 16;
78    const int NumMicroFpRegs = 8;
79
80    const int NumCRegs = 16;
81    const int NumDRegs = 8;
82
83    const int NumSegments = 6;
84    const int NumSysSegments = 4;
85
86    const Addr IntAddrPrefixMask = ULL(0xffffffff00000000);
87    const Addr IntAddrPrefixCPUID = ULL(0x100000000);
88    const Addr IntAddrPrefixMSR = ULL(0x200000000);
89    const Addr IntAddrPrefixIO = ULL(0x300000000);
90
91    const Addr PhysAddrPrefixIO = ULL(0x8000000000000000);
92    const Addr PhysAddrPrefixPciConfig = ULL(0xC000000000000000);
93
94    static inline Addr
95    x86IOAddress(const uint32_t port)
96    {
97        return PhysAddrPrefixIO | port;
98    }
99
100    static inline Addr
101    x86PciConfigAddress(const uint32_t addr)
102    {
103        return PhysAddrPrefixPciConfig | addr;
104    }
105}
106
107#endif //__ARCH_X86_X86TRAITS_HH__
108