isa.hh revision 8229
16313Sgblack@eecs.umich.edu/* 26313Sgblack@eecs.umich.edu * Copyright (c) 2009 The Regents of The University of Michigan 36313Sgblack@eecs.umich.edu * All rights reserved. 46313Sgblack@eecs.umich.edu * 56313Sgblack@eecs.umich.edu * Redistribution and use in source and binary forms, with or without 66313Sgblack@eecs.umich.edu * modification, are permitted provided that the following conditions are 76313Sgblack@eecs.umich.edu * met: redistributions of source code must retain the above copyright 86313Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer; 96313Sgblack@eecs.umich.edu * redistributions in binary form must reproduce the above copyright 106313Sgblack@eecs.umich.edu * notice, this list of conditions and the following disclaimer in the 116313Sgblack@eecs.umich.edu * documentation and/or other materials provided with the distribution; 126313Sgblack@eecs.umich.edu * neither the name of the copyright holders nor the names of its 136313Sgblack@eecs.umich.edu * contributors may be used to endorse or promote products derived from 146313Sgblack@eecs.umich.edu * this software without specific prior written permission. 156313Sgblack@eecs.umich.edu * 166313Sgblack@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 176313Sgblack@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 186313Sgblack@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 196313Sgblack@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 206313Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 216313Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 226313Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 236313Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 246313Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 256313Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 266313Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 276313Sgblack@eecs.umich.edu * 286313Sgblack@eecs.umich.edu * Authors: Gabe Black 296313Sgblack@eecs.umich.edu */ 306313Sgblack@eecs.umich.edu 316313Sgblack@eecs.umich.edu#ifndef __ARCH_ALPHA_ISA_HH__ 326313Sgblack@eecs.umich.edu#define __ARCH_ALPHA_ISA_HH__ 336313Sgblack@eecs.umich.edu 348229Snate@binkert.org#include <cstring> 358229Snate@binkert.org#include <iostream> 366330Sgblack@eecs.umich.edu#include <string> 376330Sgblack@eecs.umich.edu 386330Sgblack@eecs.umich.edu#include "arch/alpha/registers.hh" 396313Sgblack@eecs.umich.edu#include "arch/alpha/types.hh" 406330Sgblack@eecs.umich.edu#include "base/types.hh" 416313Sgblack@eecs.umich.edu 426330Sgblack@eecs.umich.educlass BaseCPU; 436313Sgblack@eecs.umich.educlass Checkpoint; 446313Sgblack@eecs.umich.educlass EventManager; 456330Sgblack@eecs.umich.educlass ThreadContext; 466313Sgblack@eecs.umich.edu 476313Sgblack@eecs.umich.edunamespace AlphaISA 486313Sgblack@eecs.umich.edu{ 496313Sgblack@eecs.umich.edu class ISA 506313Sgblack@eecs.umich.edu { 516330Sgblack@eecs.umich.edu public: 526330Sgblack@eecs.umich.edu typedef uint64_t InternalProcReg; 536330Sgblack@eecs.umich.edu 546313Sgblack@eecs.umich.edu protected: 556330Sgblack@eecs.umich.edu uint64_t fpcr; // floating point condition codes 566330Sgblack@eecs.umich.edu uint64_t uniq; // process-unique register 576330Sgblack@eecs.umich.edu bool lock_flag; // lock flag for LL/SC 586330Sgblack@eecs.umich.edu Addr lock_addr; // lock address for LL/SC 596330Sgblack@eecs.umich.edu int intr_flag; 606330Sgblack@eecs.umich.edu 616330Sgblack@eecs.umich.edu InternalProcReg ipr[NumInternalProcRegs]; // Internal processor regs 626330Sgblack@eecs.umich.edu 636330Sgblack@eecs.umich.edu protected: 646330Sgblack@eecs.umich.edu InternalProcReg readIpr(int idx, ThreadContext *tc); 656330Sgblack@eecs.umich.edu void setIpr(int idx, InternalProcReg val, ThreadContext *tc); 666313Sgblack@eecs.umich.edu 676313Sgblack@eecs.umich.edu public: 686313Sgblack@eecs.umich.edu 696330Sgblack@eecs.umich.edu MiscReg readMiscRegNoEffect(int misc_reg, ThreadID tid = 0); 706330Sgblack@eecs.umich.edu MiscReg readMiscReg(int misc_reg, ThreadContext *tc, ThreadID tid = 0); 716330Sgblack@eecs.umich.edu 726330Sgblack@eecs.umich.edu void setMiscRegNoEffect(int misc_reg, const MiscReg &val, 736330Sgblack@eecs.umich.edu ThreadID tid = 0); 746330Sgblack@eecs.umich.edu void setMiscReg(int misc_reg, const MiscReg &val, ThreadContext *tc, 756330Sgblack@eecs.umich.edu ThreadID tid = 0); 766330Sgblack@eecs.umich.edu 776330Sgblack@eecs.umich.edu void 786330Sgblack@eecs.umich.edu clear() 796313Sgblack@eecs.umich.edu { 806330Sgblack@eecs.umich.edu fpcr = 0; 816330Sgblack@eecs.umich.edu uniq = 0; 826330Sgblack@eecs.umich.edu lock_flag = 0; 836330Sgblack@eecs.umich.edu lock_addr = 0; 846330Sgblack@eecs.umich.edu intr_flag = 0; 857702Sgblack@eecs.umich.edu memset(ipr, 0, sizeof(ipr)); 866313Sgblack@eecs.umich.edu } 876313Sgblack@eecs.umich.edu 886678Sgblack@eecs.umich.edu void serialize(EventManager *em, std::ostream &os); 896678Sgblack@eecs.umich.edu void unserialize(EventManager *em, Checkpoint *cp, 906678Sgblack@eecs.umich.edu const std::string §ion); 916330Sgblack@eecs.umich.edu 926313Sgblack@eecs.umich.edu int 936313Sgblack@eecs.umich.edu flattenIntIndex(int reg) 946313Sgblack@eecs.umich.edu { 956313Sgblack@eecs.umich.edu return reg; 966313Sgblack@eecs.umich.edu } 976313Sgblack@eecs.umich.edu 986313Sgblack@eecs.umich.edu int 996313Sgblack@eecs.umich.edu flattenFloatIndex(int reg) 1006313Sgblack@eecs.umich.edu { 1016313Sgblack@eecs.umich.edu return reg; 1026313Sgblack@eecs.umich.edu } 1036313Sgblack@eecs.umich.edu 1046313Sgblack@eecs.umich.edu ISA() 1056313Sgblack@eecs.umich.edu { 1066313Sgblack@eecs.umich.edu clear(); 1076330Sgblack@eecs.umich.edu initializeIprTable(); 1086313Sgblack@eecs.umich.edu } 1096313Sgblack@eecs.umich.edu }; 1106313Sgblack@eecs.umich.edu} 1116313Sgblack@eecs.umich.edu 1126313Sgblack@eecs.umich.edu#endif 113