exetrace.cc revision 9809
12SN/A/* 21762SN/A * Copyright (c) 2001-2005 The Regents of The University of Michigan 32SN/A * All rights reserved. 42SN/A * 52SN/A * Redistribution and use in source and binary forms, with or without 62SN/A * modification, are permitted provided that the following conditions are 72SN/A * met: redistributions of source code must retain the above copyright 82SN/A * notice, this list of conditions and the following disclaimer; 92SN/A * redistributions in binary form must reproduce the above copyright 102SN/A * notice, this list of conditions and the following disclaimer in the 112SN/A * documentation and/or other materials provided with the distribution; 122SN/A * neither the name of the copyright holders nor the names of its 132SN/A * contributors may be used to endorse or promote products derived from 142SN/A * this software without specific prior written permission. 152SN/A * 162SN/A * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 172SN/A * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 182SN/A * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 192SN/A * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 202SN/A * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 212SN/A * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 222SN/A * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 232SN/A * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 242SN/A * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 252SN/A * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 262SN/A * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 272665Ssaidi@eecs.umich.edu * 282665Ssaidi@eecs.umich.edu * Authors: Steve Reinhardt 292665Ssaidi@eecs.umich.edu * Lisa Hsu 302665Ssaidi@eecs.umich.edu * Nathan Binkert 312665Ssaidi@eecs.umich.edu * Steve Raasch 322SN/A */ 332SN/A 342SN/A#include <iomanip> 352SN/A 367349SAli.Saidi@ARM.com#include "arch/isa_traits.hh" 377680Sgblack@eecs.umich.edu#include "arch/utility.hh" 3856SN/A#include "base/loader/symtab.hh" 398229Snate@binkert.org#include "config/the_isa.hh" 401717SN/A#include "cpu/base.hh" 412518SN/A#include "cpu/exetrace.hh" 4256SN/A#include "cpu/static_inst.hh" 434776Sgblack@eecs.umich.edu#include "cpu/thread_context.hh" 448232Snate@binkert.org#include "debug/ExecAll.hh" 454762Snate@binkert.org#include "enums/OpClass.hh" 463065Sgblack@eecs.umich.edu 472SN/Ausing namespace std; 482973Sgblack@eecs.umich.eduusing namespace TheISA; 492SN/A 503506Ssaidi@eecs.umich.edunamespace Trace { 514054Sbinkertn@umich.edu 524054Sbinkertn@umich.eduvoid 535866Sksewell@umich.eduExeTracerRecord::dumpTicks(ostream &outs) 545866Sksewell@umich.edu{ 555866Sksewell@umich.edu ccprintf(outs, "%7d: ", when); 565866Sksewell@umich.edu} 575866Sksewell@umich.edu 585866Sksewell@umich.eduvoid 595784Sgblack@eecs.umich.eduTrace::ExeTracerRecord::traceInst(StaticInstPtr inst, bool ran) 604054Sbinkertn@umich.edu{ 614776Sgblack@eecs.umich.edu ostream &outs = Trace::output(); 624054Sbinkertn@umich.edu 638300Schander.sudanthi@arm.com if (!Debug::ExecUser || !Debug::ExecKernel) { 648300Schander.sudanthi@arm.com bool in_user_mode = TheISA::inUserMode(thread); 658300Schander.sudanthi@arm.com if (in_user_mode && !Debug::ExecUser) return; 668300Schander.sudanthi@arm.com if (!in_user_mode && !Debug::ExecKernel) return; 678300Schander.sudanthi@arm.com } 688300Schander.sudanthi@arm.com 698232Snate@binkert.org if (Debug::ExecTicks) 705866Sksewell@umich.edu dumpTicks(outs); 714054Sbinkertn@umich.edu 724776Sgblack@eecs.umich.edu outs << thread->getCpuPtr()->name() << " "; 734054Sbinkertn@umich.edu 748232Snate@binkert.org if (Debug::ExecSpeculative) 754776Sgblack@eecs.umich.edu outs << (misspeculating ? "-" : "+") << " "; 764054Sbinkertn@umich.edu 778300Schander.sudanthi@arm.com if (Debug::ExecAsid) 788300Schander.sudanthi@arm.com outs << "A" << dec << TheISA::getExecutingAsid(thread) << " "; 798300Schander.sudanthi@arm.com 808232Snate@binkert.org if (Debug::ExecThread) 815715Shsul@eecs.umich.edu outs << "T" << thread->threadId() << " : "; 824776Sgblack@eecs.umich.edu 834776Sgblack@eecs.umich.edu std::string sym_str; 844776Sgblack@eecs.umich.edu Addr sym_addr; 857720Sgblack@eecs.umich.edu Addr cur_pc = pc.instAddr(); 869809Sumesh.b2006@gmail.com if (debugSymbolTable && Debug::ExecSymbol && 879809Sumesh.b2006@gmail.com (!FullSystem || !inUserMode(thread)) && 889809Sumesh.b2006@gmail.com debugSymbolTable->findNearestSymbol(cur_pc, sym_str, sym_addr)) { 897349SAli.Saidi@ARM.com if (cur_pc != sym_addr) 907349SAli.Saidi@ARM.com sym_str += csprintf("+%d",cur_pc - sym_addr); 915784Sgblack@eecs.umich.edu outs << "@" << sym_str; 927720Sgblack@eecs.umich.edu } else { 937349SAli.Saidi@ARM.com outs << "0x" << hex << cur_pc; 944776Sgblack@eecs.umich.edu } 954776Sgblack@eecs.umich.edu 965784Sgblack@eecs.umich.edu if (inst->isMicroop()) { 977720Sgblack@eecs.umich.edu outs << "." << setw(2) << dec << pc.microPC(); 985784Sgblack@eecs.umich.edu } else { 995784Sgblack@eecs.umich.edu outs << " "; 1005784Sgblack@eecs.umich.edu } 1015784Sgblack@eecs.umich.edu 1025784Sgblack@eecs.umich.edu outs << " : "; 1035784Sgblack@eecs.umich.edu 1044776Sgblack@eecs.umich.edu // 1054776Sgblack@eecs.umich.edu // Print decoded instruction 1064776Sgblack@eecs.umich.edu // 1074776Sgblack@eecs.umich.edu 1084776Sgblack@eecs.umich.edu outs << setw(26) << left; 1097349SAli.Saidi@ARM.com outs << inst->disassemble(cur_pc, debugSymbolTable); 1104776Sgblack@eecs.umich.edu 1115784Sgblack@eecs.umich.edu if (ran) { 1125784Sgblack@eecs.umich.edu outs << " : "; 1135784Sgblack@eecs.umich.edu 1148232Snate@binkert.org if (Debug::ExecOpClass) { 1155784Sgblack@eecs.umich.edu outs << Enums::OpClassStrings[inst->opClass()] << " : "; 1165784Sgblack@eecs.umich.edu } 1175784Sgblack@eecs.umich.edu 1188232Snate@binkert.org if (Debug::ExecResult && predicate == false) { 1197600Sminkyu.jeong@arm.com outs << "Predicated False"; 1207600Sminkyu.jeong@arm.com } 1217600Sminkyu.jeong@arm.com 1228232Snate@binkert.org if (Debug::ExecResult && data_status != DataInvalid) { 1235784Sgblack@eecs.umich.edu ccprintf(outs, " D=%#018x", data.as_int); 1245784Sgblack@eecs.umich.edu } 1255784Sgblack@eecs.umich.edu 1268232Snate@binkert.org if (Debug::ExecEffAddr && addr_valid) 1275784Sgblack@eecs.umich.edu outs << " A=0x" << hex << addr; 1285784Sgblack@eecs.umich.edu 1298232Snate@binkert.org if (Debug::ExecFetchSeq && fetch_seq_valid) 1305784Sgblack@eecs.umich.edu outs << " FetchSeq=" << dec << fetch_seq; 1315784Sgblack@eecs.umich.edu 1328232Snate@binkert.org if (Debug::ExecCPSeq && cp_seq_valid) 1335784Sgblack@eecs.umich.edu outs << " CPSeq=" << dec << cp_seq; 1344776Sgblack@eecs.umich.edu } 1354776Sgblack@eecs.umich.edu 1364776Sgblack@eecs.umich.edu // 1374776Sgblack@eecs.umich.edu // End of line... 1384776Sgblack@eecs.umich.edu // 1394776Sgblack@eecs.umich.edu outs << endl; 1403506Ssaidi@eecs.umich.edu} 1413506Ssaidi@eecs.umich.edu 1425784Sgblack@eecs.umich.eduvoid 1435784Sgblack@eecs.umich.eduTrace::ExeTracerRecord::dump() 1445784Sgblack@eecs.umich.edu{ 1455784Sgblack@eecs.umich.edu /* 1465784Sgblack@eecs.umich.edu * The behavior this check tries to achieve is that if ExecMacro is on, 1475784Sgblack@eecs.umich.edu * the macroop will be printed. If it's on and microops are also on, it's 1485784Sgblack@eecs.umich.edu * printed before the microops start printing to give context. If the 1495784Sgblack@eecs.umich.edu * microops aren't printed, then it's printed only when the final microop 1505784Sgblack@eecs.umich.edu * finishes. Macroops then behave like regular instructions and don't 1515784Sgblack@eecs.umich.edu * complete/print when they fault. 1525784Sgblack@eecs.umich.edu */ 1538232Snate@binkert.org if (Debug::ExecMacro && staticInst->isMicroop() && 1548232Snate@binkert.org ((Debug::ExecMicro && 1558232Snate@binkert.org macroStaticInst && staticInst->isFirstMicroop()) || 1568232Snate@binkert.org (!Debug::ExecMicro && 1575791Srstrong@cs.ucsd.edu macroStaticInst && staticInst->isLastMicroop()))) { 1585784Sgblack@eecs.umich.edu traceInst(macroStaticInst, false); 1595784Sgblack@eecs.umich.edu } 1608232Snate@binkert.org if (Debug::ExecMicro || !staticInst->isMicroop()) { 1615784Sgblack@eecs.umich.edu traceInst(staticInst, true); 1625784Sgblack@eecs.umich.edu } 1635784Sgblack@eecs.umich.edu} 1645784Sgblack@eecs.umich.edu 1657811Ssteve.reinhardt@amd.com} // namespace Trace 1664776Sgblack@eecs.umich.edu 1672SN/A//////////////////////////////////////////////////////////////////////// 1682SN/A// 1694776Sgblack@eecs.umich.edu// ExeTracer Simulation Object 1702SN/A// 1714776Sgblack@eecs.umich.eduTrace::ExeTracer * 1724776Sgblack@eecs.umich.eduExeTracerParams::create() 1733748Sgblack@eecs.umich.edu{ 1745034Smilesck@eecs.umich.edu return new Trace::ExeTracer(this); 1758902Sandreas.hansson@arm.com} 176