1/*
2 * Copyright (c) 2007 The Hewlett-Packard Development Company
3 * Copyright (c) 2013 Advanced Micro Devices, Inc.
4 * All rights reserved.
5 *
6 * The license below extends only to copyright in the software and shall
7 * not be construed as granting a license to any other intellectual
8 * property including but not limited to intellectual property relating
9 * to a hardware implementation of the functionality of the software
10 * licensed hereunder. You may use the software subject to the license
11 * terms below provided that you ensure that this notice is replicated

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46#include "arch/x86/regs/misc.hh"
47#include "arch/x86/x86_traits.hh"
48
49namespace X86ISA
50{
51using X86ISAInst::MaxInstSrcRegs;
52using X86ISAInst::MaxInstDestRegs;
53using X86ISAInst::MaxMiscDestRegs;
54const int NumMiscRegs = NUM_MISCREGS;
55
56const int NumIntArchRegs = NUM_INTREGS;
57const int NumIntRegs =
58 NumIntArchRegs + NumMicroIntRegs +
59 NumPseudoIntRegs + NumImplicitIntRegs;
60
61// Each 128 bit xmm register is broken into two effective 64 bit registers.
62// Add 8 for the indices that are mapped over the fp stack
63const int NumFloatRegs =
64 NumMMXRegs + 2 * NumXMMRegs + NumMicroFpRegs + 8;
65
66// These enumerate all the registers for dependence tracking.
67enum DependenceTags {
68 // FP_Base_DepTag must be large enough to be bigger than any integer
69 // register index which has the IntFoldBit (1 << 6) set. To be safe
70 // we just start at (1 << 7) == 128.
71 FP_Base_DepTag = 128,
72 Ctrl_Base_DepTag = FP_Base_DepTag + NumFloatRegs,
73 Max_DepTag = Ctrl_Base_DepTag + NumMiscRegs
74};
75
76// semantically meaningful register indices
77//There is no such register in X86
78const int ZeroReg = NUM_INTREGS;
79const int StackPointerReg = INTREG_RSP;
80//X86 doesn't seem to have a link register

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