static_inst.hh revision 8232
14679Sgblack@eecs.umich.edu/* 24679Sgblack@eecs.umich.edu * Copyright (c) 2007 The Hewlett-Packard Development Company 34679Sgblack@eecs.umich.edu * All rights reserved. 44679Sgblack@eecs.umich.edu * 57087Snate@binkert.org * The license below extends only to copyright in the software and shall 67087Snate@binkert.org * not be construed as granting a license to any other intellectual 77087Snate@binkert.org * property including but not limited to intellectual property relating 87087Snate@binkert.org * to a hardware implementation of the functionality of the software 97087Snate@binkert.org * licensed hereunder. You may use the software subject to the license 107087Snate@binkert.org * terms below provided that you ensure that this notice is replicated 117087Snate@binkert.org * unmodified and in its entirety in all distributions of the software, 127087Snate@binkert.org * modified or unmodified, in source code or in binary form. 134679Sgblack@eecs.umich.edu * 147087Snate@binkert.org * Redistribution and use in source and binary forms, with or without 157087Snate@binkert.org * modification, are permitted provided that the following conditions are 167087Snate@binkert.org * met: redistributions of source code must retain the above copyright 177087Snate@binkert.org * notice, this list of conditions and the following disclaimer; 187087Snate@binkert.org * redistributions in binary form must reproduce the above copyright 197087Snate@binkert.org * notice, this list of conditions and the following disclaimer in the 207087Snate@binkert.org * documentation and/or other materials provided with the distribution; 217087Snate@binkert.org * neither the name of the copyright holders nor the names of its 224679Sgblack@eecs.umich.edu * contributors may be used to endorse or promote products derived from 237087Snate@binkert.org * this software without specific prior written permission. 244679Sgblack@eecs.umich.edu * 254679Sgblack@eecs.umich.edu * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 264679Sgblack@eecs.umich.edu * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 274679Sgblack@eecs.umich.edu * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 284679Sgblack@eecs.umich.edu * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 294679Sgblack@eecs.umich.edu * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 304679Sgblack@eecs.umich.edu * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 314679Sgblack@eecs.umich.edu * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 324679Sgblack@eecs.umich.edu * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 334679Sgblack@eecs.umich.edu * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 344679Sgblack@eecs.umich.edu * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 354679Sgblack@eecs.umich.edu * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 364679Sgblack@eecs.umich.edu * 374679Sgblack@eecs.umich.edu * Authors: Gabe Black 384679Sgblack@eecs.umich.edu */ 394679Sgblack@eecs.umich.edu 404679Sgblack@eecs.umich.edu#ifndef __ARCH_X86_INSTS_STATICINST_HH__ 414679Sgblack@eecs.umich.edu#define __ARCH_X86_INSTS_STATICINST_HH__ 424679Sgblack@eecs.umich.edu 434787Sgblack@eecs.umich.edu#include "base/trace.hh" 444679Sgblack@eecs.umich.edu#include "cpu/static_inst.hh" 458232Snate@binkert.org#include "debug/X86.hh" 464679Sgblack@eecs.umich.edu 474679Sgblack@eecs.umich.edunamespace X86ISA 484679Sgblack@eecs.umich.edu{ 494679Sgblack@eecs.umich.edu /** 506345Sgblack@eecs.umich.edu * Class for register indices passed to instruction constructors. Using a 516345Sgblack@eecs.umich.edu * wrapper struct for these lets take advantage of the compiler's type 526345Sgblack@eecs.umich.edu * checking. 536345Sgblack@eecs.umich.edu */ 546345Sgblack@eecs.umich.edu struct InstRegIndex 556345Sgblack@eecs.umich.edu { 566345Sgblack@eecs.umich.edu RegIndex idx; 576345Sgblack@eecs.umich.edu explicit InstRegIndex(RegIndex _idx) : idx(_idx) 586345Sgblack@eecs.umich.edu {} 596345Sgblack@eecs.umich.edu }; 606345Sgblack@eecs.umich.edu 616345Sgblack@eecs.umich.edu /** 624679Sgblack@eecs.umich.edu * Base class for all X86 static instructions. 634679Sgblack@eecs.umich.edu */ 644679Sgblack@eecs.umich.edu 654679Sgblack@eecs.umich.edu class X86StaticInst : public StaticInst 664679Sgblack@eecs.umich.edu { 674679Sgblack@eecs.umich.edu protected: 684679Sgblack@eecs.umich.edu // Constructor. 694679Sgblack@eecs.umich.edu X86StaticInst(const char *mnem, 704679Sgblack@eecs.umich.edu ExtMachInst _machInst, OpClass __opClass) 714679Sgblack@eecs.umich.edu : StaticInst(mnem, _machInst, __opClass) 724679Sgblack@eecs.umich.edu { 734679Sgblack@eecs.umich.edu } 744679Sgblack@eecs.umich.edu 754679Sgblack@eecs.umich.edu std::string generateDisassembly(Addr pc, 764679Sgblack@eecs.umich.edu const SymbolTable *symtab) const; 774679Sgblack@eecs.umich.edu 784679Sgblack@eecs.umich.edu void printMnemonic(std::ostream &os, const char * mnemonic) const; 794679Sgblack@eecs.umich.edu void printMnemonic(std::ostream &os, const char * instMnemonic, 804679Sgblack@eecs.umich.edu const char * mnemonic) const; 814679Sgblack@eecs.umich.edu 824679Sgblack@eecs.umich.edu void printSegment(std::ostream &os, int segment) const; 834679Sgblack@eecs.umich.edu 844693Sgblack@eecs.umich.edu void printReg(std::ostream &os, int reg, int size) const; 854693Sgblack@eecs.umich.edu void printSrcReg(std::ostream &os, int reg, int size) const; 864693Sgblack@eecs.umich.edu void printDestReg(std::ostream &os, int reg, int size) const; 875787Sgblack@eecs.umich.edu void printMem(std::ostream &os, uint8_t segment, 885787Sgblack@eecs.umich.edu uint8_t scale, RegIndex index, RegIndex base, 895787Sgblack@eecs.umich.edu uint64_t disp, uint8_t addressSize, bool rip) const; 904679Sgblack@eecs.umich.edu 914679Sgblack@eecs.umich.edu inline uint64_t merge(uint64_t into, uint64_t val, int size) const 924679Sgblack@eecs.umich.edu { 934808Sgblack@eecs.umich.edu X86IntReg reg = into; 946361Sgblack@eecs.umich.edu if(_destRegIdx[0] & IntFoldBit) 954808Sgblack@eecs.umich.edu { 964808Sgblack@eecs.umich.edu reg.H = val; 974808Sgblack@eecs.umich.edu return reg; 984808Sgblack@eecs.umich.edu } 994679Sgblack@eecs.umich.edu switch(size) 1004679Sgblack@eecs.umich.edu { 1014679Sgblack@eecs.umich.edu case 1: 1024679Sgblack@eecs.umich.edu reg.L = val; 1034679Sgblack@eecs.umich.edu break; 1044679Sgblack@eecs.umich.edu case 2: 1054679Sgblack@eecs.umich.edu reg.X = val; 1064679Sgblack@eecs.umich.edu break; 1074679Sgblack@eecs.umich.edu case 4: 1084679Sgblack@eecs.umich.edu //XXX Check if this should be zeroed or sign extended 1094679Sgblack@eecs.umich.edu reg = 0; 1104679Sgblack@eecs.umich.edu reg.E = val; 1114679Sgblack@eecs.umich.edu break; 1124679Sgblack@eecs.umich.edu case 8: 1134679Sgblack@eecs.umich.edu reg.R = val; 1144679Sgblack@eecs.umich.edu break; 1154679Sgblack@eecs.umich.edu default: 1164679Sgblack@eecs.umich.edu panic("Tried to merge with unrecognized size %d.\n", size); 1174679Sgblack@eecs.umich.edu } 1184787Sgblack@eecs.umich.edu return reg; 1194679Sgblack@eecs.umich.edu } 1204679Sgblack@eecs.umich.edu 1214808Sgblack@eecs.umich.edu inline uint64_t pick(uint64_t from, int idx, int size) const 1224679Sgblack@eecs.umich.edu { 1234808Sgblack@eecs.umich.edu X86IntReg reg = from; 1244808Sgblack@eecs.umich.edu DPRINTF(X86, "Picking with size %d\n", size); 1256361Sgblack@eecs.umich.edu if(_srcRegIdx[idx] & IntFoldBit) 1264808Sgblack@eecs.umich.edu return reg.H; 1274679Sgblack@eecs.umich.edu switch(size) 1284679Sgblack@eecs.umich.edu { 1294679Sgblack@eecs.umich.edu case 1: 1304679Sgblack@eecs.umich.edu return reg.L; 1314679Sgblack@eecs.umich.edu case 2: 1324808Sgblack@eecs.umich.edu return reg.X; 1334808Sgblack@eecs.umich.edu case 4: 1344679Sgblack@eecs.umich.edu return reg.E; 1354679Sgblack@eecs.umich.edu case 8: 1364679Sgblack@eecs.umich.edu return reg.R; 1374679Sgblack@eecs.umich.edu default: 1384679Sgblack@eecs.umich.edu panic("Tried to pick with unrecognized size %d.\n", size); 1394679Sgblack@eecs.umich.edu } 1404679Sgblack@eecs.umich.edu } 1415061Sgblack@eecs.umich.edu 1425061Sgblack@eecs.umich.edu inline int64_t signedPick(uint64_t from, int idx, int size) const 1435061Sgblack@eecs.umich.edu { 1445061Sgblack@eecs.umich.edu X86IntReg reg = from; 1455061Sgblack@eecs.umich.edu DPRINTF(X86, "Picking with size %d\n", size); 1466361Sgblack@eecs.umich.edu if(_srcRegIdx[idx] & IntFoldBit) 1475061Sgblack@eecs.umich.edu return reg.SH; 1485061Sgblack@eecs.umich.edu switch(size) 1495061Sgblack@eecs.umich.edu { 1505061Sgblack@eecs.umich.edu case 1: 1515061Sgblack@eecs.umich.edu return reg.SL; 1525061Sgblack@eecs.umich.edu case 2: 1535061Sgblack@eecs.umich.edu return reg.SX; 1545061Sgblack@eecs.umich.edu case 4: 1555061Sgblack@eecs.umich.edu return reg.SE; 1565061Sgblack@eecs.umich.edu case 8: 1575061Sgblack@eecs.umich.edu return reg.SR; 1585061Sgblack@eecs.umich.edu default: 1595061Sgblack@eecs.umich.edu panic("Tried to pick with unrecognized size %d.\n", size); 1605061Sgblack@eecs.umich.edu } 1615061Sgblack@eecs.umich.edu } 1627720Sgblack@eecs.umich.edu 1637720Sgblack@eecs.umich.edu void 1647720Sgblack@eecs.umich.edu advancePC(PCState &pcState) const 1657720Sgblack@eecs.umich.edu { 1667720Sgblack@eecs.umich.edu pcState.advance(); 1677720Sgblack@eecs.umich.edu } 1684679Sgblack@eecs.umich.edu }; 1694679Sgblack@eecs.umich.edu} 1704679Sgblack@eecs.umich.edu 1714679Sgblack@eecs.umich.edu#endif //__ARCH_X86_INSTS_STATICINST_HH__ 172