isa.hh revision 6678
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 346330Sgblack@eecs.umich.edu#include <string> 356330Sgblack@eecs.umich.edu#include <iostream> 366330Sgblack@eecs.umich.edu 376330Sgblack@eecs.umich.edu#include "arch/alpha/registers.hh" 386313Sgblack@eecs.umich.edu#include "arch/alpha/types.hh" 396330Sgblack@eecs.umich.edu#include "base/types.hh" 406313Sgblack@eecs.umich.edu 416330Sgblack@eecs.umich.educlass BaseCPU; 426313Sgblack@eecs.umich.educlass Checkpoint; 436313Sgblack@eecs.umich.educlass EventManager; 446330Sgblack@eecs.umich.educlass ThreadContext; 456313Sgblack@eecs.umich.edu 466313Sgblack@eecs.umich.edunamespace AlphaISA 476313Sgblack@eecs.umich.edu{ 486313Sgblack@eecs.umich.edu class ISA 496313Sgblack@eecs.umich.edu { 506330Sgblack@eecs.umich.edu public: 516330Sgblack@eecs.umich.edu typedef uint64_t InternalProcReg; 526330Sgblack@eecs.umich.edu 536313Sgblack@eecs.umich.edu protected: 546330Sgblack@eecs.umich.edu uint64_t fpcr; // floating point condition codes 556330Sgblack@eecs.umich.edu uint64_t uniq; // process-unique register 566330Sgblack@eecs.umich.edu bool lock_flag; // lock flag for LL/SC 576330Sgblack@eecs.umich.edu Addr lock_addr; // lock address for LL/SC 586330Sgblack@eecs.umich.edu int intr_flag; 596330Sgblack@eecs.umich.edu 606330Sgblack@eecs.umich.edu InternalProcReg ipr[NumInternalProcRegs]; // Internal processor regs 616330Sgblack@eecs.umich.edu 626330Sgblack@eecs.umich.edu protected: 636330Sgblack@eecs.umich.edu InternalProcReg readIpr(int idx, ThreadContext *tc); 646330Sgblack@eecs.umich.edu void setIpr(int idx, InternalProcReg val, ThreadContext *tc); 656313Sgblack@eecs.umich.edu 666313Sgblack@eecs.umich.edu public: 676313Sgblack@eecs.umich.edu 686330Sgblack@eecs.umich.edu MiscReg readMiscRegNoEffect(int misc_reg, ThreadID tid = 0); 696330Sgblack@eecs.umich.edu MiscReg readMiscReg(int misc_reg, ThreadContext *tc, ThreadID tid = 0); 706330Sgblack@eecs.umich.edu 716330Sgblack@eecs.umich.edu void setMiscRegNoEffect(int misc_reg, const MiscReg &val, 726330Sgblack@eecs.umich.edu ThreadID tid = 0); 736330Sgblack@eecs.umich.edu void setMiscReg(int misc_reg, const MiscReg &val, ThreadContext *tc, 746330Sgblack@eecs.umich.edu ThreadID tid = 0); 756330Sgblack@eecs.umich.edu 766330Sgblack@eecs.umich.edu void 776330Sgblack@eecs.umich.edu clear() 786313Sgblack@eecs.umich.edu { 796330Sgblack@eecs.umich.edu fpcr = 0; 806330Sgblack@eecs.umich.edu uniq = 0; 816330Sgblack@eecs.umich.edu lock_flag = 0; 826330Sgblack@eecs.umich.edu lock_addr = 0; 836330Sgblack@eecs.umich.edu intr_flag = 0; 846313Sgblack@eecs.umich.edu } 856313Sgblack@eecs.umich.edu 866678Sgblack@eecs.umich.edu void serialize(EventManager *em, std::ostream &os); 876678Sgblack@eecs.umich.edu void unserialize(EventManager *em, Checkpoint *cp, 886678Sgblack@eecs.umich.edu const std::string §ion); 896330Sgblack@eecs.umich.edu 906313Sgblack@eecs.umich.edu void reset(std::string core_name, ThreadID num_threads, 916330Sgblack@eecs.umich.edu unsigned num_vpes, BaseCPU *_cpu) 926330Sgblack@eecs.umich.edu { } 936313Sgblack@eecs.umich.edu 946313Sgblack@eecs.umich.edu 956330Sgblack@eecs.umich.edu void expandForMultithreading(ThreadID num_threads, unsigned num_vpes) 966330Sgblack@eecs.umich.edu { } 976313Sgblack@eecs.umich.edu 986313Sgblack@eecs.umich.edu int 996313Sgblack@eecs.umich.edu flattenIntIndex(int reg) 1006313Sgblack@eecs.umich.edu { 1016313Sgblack@eecs.umich.edu return reg; 1026313Sgblack@eecs.umich.edu } 1036313Sgblack@eecs.umich.edu 1046313Sgblack@eecs.umich.edu int 1056313Sgblack@eecs.umich.edu flattenFloatIndex(int reg) 1066313Sgblack@eecs.umich.edu { 1076313Sgblack@eecs.umich.edu return reg; 1086313Sgblack@eecs.umich.edu } 1096313Sgblack@eecs.umich.edu 1106313Sgblack@eecs.umich.edu ISA() 1116313Sgblack@eecs.umich.edu { 1126313Sgblack@eecs.umich.edu clear(); 1136330Sgblack@eecs.umich.edu initializeIprTable(); 1146313Sgblack@eecs.umich.edu } 1156313Sgblack@eecs.umich.edu }; 1166313Sgblack@eecs.umich.edu} 1176313Sgblack@eecs.umich.edu 1186313Sgblack@eecs.umich.edu#endif 119