isa_traits.hh (5152:20fc3ce35147) isa_traits.hh (5228:b08c9c42907a)
1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * Redistribution and use of this software in source and binary forms,
6 * with or without modification, are permitted provided that the
7 * following conditions are met:
8 *

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54 *
55 * Authors: Gabe Black
56 */
57
58#ifndef __ARCH_X86_ISATRAITS_HH__
59#define __ARCH_X86_ISATRAITS_HH__
60
61#include "arch/x86/intregs.hh"
1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * All rights reserved.
4 *
5 * Redistribution and use of this software in source and binary forms,
6 * with or without modification, are permitted provided that the
7 * following conditions are met:
8 *

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54 *
55 * Authors: Gabe Black
56 */
57
58#ifndef __ARCH_X86_ISATRAITS_HH__
59#define __ARCH_X86_ISATRAITS_HH__
60
61#include "arch/x86/intregs.hh"
62#include "arch/x86/max_inst_regs.hh"
62#include "arch/x86/types.hh"
63#include "arch/x86/x86_traits.hh"
64#include "sim/host.hh"
65
66class StaticInstPtr;
67
68namespace LittleEndianGuest {}
69
70namespace X86ISA
71{
72 //This makes sure the little endian version of certain functions
73 //are used.
74 using namespace LittleEndianGuest;
63#include "arch/x86/types.hh"
64#include "arch/x86/x86_traits.hh"
65#include "sim/host.hh"
66
67class StaticInstPtr;
68
69namespace LittleEndianGuest {}
70
71namespace X86ISA
72{
73 //This makes sure the little endian version of certain functions
74 //are used.
75 using namespace LittleEndianGuest;
76 using X86ISAInst::MaxInstSrcRegs;
77 using X86ISAInst::MaxInstDestRegs;
75
76 // X86 does not have a delay slot
77#define ISA_HAS_DELAY_SLOT 0
78
79 // X86 NOP (XCHG rAX, rAX)
80 //XXX This needs to be set to an intermediate instruction struct
81 //which encodes this instruction
82

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116 INTREG_R9W
117 };
118 const int NumArgumentRegs = sizeof(ArgumentReg) / sizeof(const int);
119
120 // Some OS syscalls use a second register (rdx) to return a second
121 // value
122 const int SyscallPseudoReturnReg = INTREG_RDX;
123
78
79 // X86 does not have a delay slot
80#define ISA_HAS_DELAY_SLOT 0
81
82 // X86 NOP (XCHG rAX, rAX)
83 //XXX This needs to be set to an intermediate instruction struct
84 //which encodes this instruction
85

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119 INTREG_R9W
120 };
121 const int NumArgumentRegs = sizeof(ArgumentReg) / sizeof(const int);
122
123 // Some OS syscalls use a second register (rdx) to return a second
124 // value
125 const int SyscallPseudoReturnReg = INTREG_RDX;
126
124 //XXX These numbers are bogus
125 const int MaxInstSrcRegs = 10;
126 const int MaxInstDestRegs = 10;
127
128 //4k. This value is not constant on x86.
129 const int LogVMPageSize = 12;
130 const int VMPageSize = (1 << LogVMPageSize);
131
132 const int PageShift = 12;
133 const int PageBytes = 1ULL << PageShift;
134
135 const int BranchPredAddrShiftAmt = 0;
136
137 StaticInstPtr decodeInst(ExtMachInst);
138
139 const Addr LoadAddrMask = ULL(-1);
140};
141
142#endif // __ARCH_X86_ISATRAITS_HH__
127 //4k. This value is not constant on x86.
128 const int LogVMPageSize = 12;
129 const int VMPageSize = (1 << LogVMPageSize);
130
131 const int PageShift = 12;
132 const int PageBytes = 1ULL << PageShift;
133
134 const int BranchPredAddrShiftAmt = 0;
135
136 StaticInstPtr decodeInst(ExtMachInst);
137
138 const Addr LoadAddrMask = ULL(-1);
139};
140
141#endif // __ARCH_X86_ISATRAITS_HH__