1/* 2 * Copyright (c) 2003-2005 The Regents of The University of Michigan 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer; --- 19 unchanged lines hidden (view full) --- 28 * Authors: Gabe Black 29 * Ali Saidi 30 */ 31 32#ifndef __ARCH_SPARC_ISA_TRAITS_HH__ 33#define __ARCH_SPARC_ISA_TRAITS_HH__ 34 35#include "arch/sparc/types.hh" |
36#include "arch/sparc/sparc_traits.hh" |
37#include "config/full_system.hh" |
38 |
39class StaticInstPtr; 40 41namespace BigEndianGuest {} 42 43namespace SparcISA 44{ 45 class RegFile; 46 47 //This makes sure the big endian versions of certain functions are used. 48 using namespace BigEndianGuest; 49 50 // SPARC has a delay slot 51 #define ISA_HAS_DELAY_SLOT 1 52 53 // SPARC NOP (sethi %(hi(0), g0) 54 const MachInst NoopMachInst = 0x01000000; 55 |
56 // These enumerate all the registers for dependence tracking. 57 enum DependenceTags { |
58 FP_Base_DepTag = 33, 59 Ctrl_Base_DepTag = 97, |
60 }; 61 |
62 // semantically meaningful register indices 63 const int ZeroReg = 0; // architecturally meaningful 64 // the rest of these depend on the ABI 65 const int StackPointerReg = 14; 66 const int ReturnAddressReg = 31; // post call, precall is 15 67 const int ReturnValueReg = 8; // Post return, 24 is pre-return. 68 const int FramePointerReg = 30; 69 const int ArgumentReg0 = 8; --- 11 unchanged lines hidden (view full) --- 81 82 //8K. This value is implmentation specific; and should probably 83 //be somewhere else. 84 const int LogVMPageSize = 13; 85 const int VMPageSize = (1 << LogVMPageSize); 86 87 //Why does both the previous set of constants and this one exist? 88 const int PageShift = 13; |
89 const int PageBytes = 1ULL << PageShift; |
90 91 const int BranchPredAddrShiftAmt = 2; 92 |
93 StaticInstPtr decodeInst(ExtMachInst); 94 |
95#if FULL_SYSTEM 96 ////////// Interrupt Stuff /////////// 97 enum InterruptLevels 98 { 99 INTLEVEL_MIN = 1, 100 INTLEVEL_MAX = 15, 101 102 NumInterruptLevels = INTLEVEL_MAX - INTLEVEL_MIN --- 18 unchanged lines hidden --- |