tracechild.hh revision 8113
16899SN/A/* 26899SN/A * Copyright (c) 2006 The Regents of The University of Michigan 36899SN/A * All rights reserved. 46899SN/A * 56899SN/A * Redistribution and use in source and binary forms, with or without 66899SN/A * modification, are permitted provided that the following conditions are 76899SN/A * met: redistributions of source code must retain the above copyright 86899SN/A * notice, this list of conditions and the following disclaimer; 96899SN/A * redistributions in binary form must reproduce the above copyright 106899SN/A * notice, this list of conditions and the following disclaimer in the 116899SN/A * documentation and/or other materials provided with the distribution; 126899SN/A * neither the name of the copyright holders nor the names of its 136899SN/A * contributors may be used to endorse or promote products derived from 146899SN/A * this software without specific prior written permission. 156899SN/A * 166899SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 176899SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 186899SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 196899SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 206899SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 216899SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 226899SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 236899SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 246899SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 256899SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 266899SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 276899SN/A * 286899SN/A * Authors: Gabe Black 296899SN/A */ 307632SBrad.Beckmann@amd.com 318232Snate@binkert.org#ifndef REGSTATE_I386_HH 327053SN/A#define REGSTATE_I386_HH 336899SN/A 346899SN/A#include <linux/user.h> 356899SN/A#include <sys/types.h> 367053SN/A#include <sys/ptrace.h> 377053SN/A#include <cassert> 387053SN/A#include <string> 398932SBrad.Beckmann@amd.com 408932SBrad.Beckmann@amd.com#include "base/tracechild.hh" 418932SBrad.Beckmann@amd.com 426899SN/Aclass I386TraceChild : public TraceChild 437053SN/A{ 446899SN/A public: 457053SN/A enum RegNum 467053SN/A { 477053SN/A //GPRs 487053SN/A EAX, EBX, ECX, EDX, 498164Snilay@cs.wisc.edu //Index registers 507053SN/A ESI, EDI, 516899SN/A //Base pointer and stack pointer 526899SN/A EBP, ESP, 537053SN/A //Segmentation registers 547053SN/A CS, DS, ES, FS, GS, SS, 556899SN/A //PC 567053SN/A EIP, 577053SN/A numregs 586899SN/A }; 597053SN/A private: 607053SN/A int64_t getRegs(user_regs_struct & myregs, int num); 617053SN/A user_regs_struct regs; 627053SN/A user_regs_struct oldregs; 636899SN/A bool regDiffSinceUpdate[numregs]; 648184Ssomayeh@cs.wisc.edu 658184Ssomayeh@cs.wisc.edu protected: 668184Ssomayeh@cs.wisc.edu bool update(int pid); 678184Ssomayeh@cs.wisc.edu 687053SN/A public: 697053SN/A 707053SN/A I386TraceChild(); 717053SN/A 727053SN/A int64_t getRegVal(int num); 737053SN/A int64_t getOldRegVal(int num); 747053SN/A uint64_t getPC() {return getRegVal(EIP);} 757053SN/A uint64_t getSP() {return getRegVal(ESP);} 767053SN/A std::ostream & 776899SN/A outputStartState(std::ostream & output) 786899SN/A { 797053SN/A output << "Printing i386 initial state not yet implemented" 807053SN/A << std::endl; 816899SN/A return output; 827053SN/A } 836899SN/A}; 848932SBrad.Beckmann@amd.com 858950Sandreas.hansson@arm.com#endif 866899SN/A