MTAStat.cpp

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//===- MTAStat.cpp -- Statistics for MTA-------------//
//
//                     SVF: Static Value-Flow Analysis
//
// Copyright (C) <2013->  <Yulei Sui>
//
 
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
 
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU Affero General Public License for more details.
 
// You should have received a copy of the GNU Affero General Public License
// along with this program.  If not, see <http://www.gnu.org/licenses/>.
//
//===----------------------------------------------------------------------===//
 
/*
 * MTAStat.cpp
 *
 *  Created on: Jun 23, 2015
 *      Author: Yulei Sui, Peng Di
 */
 
#include "Util/Options.h"
#include "MTA/MTAStat.h"
#include "MTA/TCT.h"
#include "MTA/MHP.h"
#include "MTA/LockAnalysis.h"
#include "Graphs/ThreadCallGraph.h"
#include "Graphs/CallGraph.h"
 
using namespace SVF;
 
 
void MTAStat::performThreadCallGraphStat(ThreadCallGraph* tcg)
{
    u32_t numOfForkEdge = 0;
    u32_t numOfJoinEdge = 0;
    u32_t numOfIndForksite = 0;
    u32_t numOfIndForkEdge = 0;
    for (ThreadCallGraph::CallSiteSet::const_iterator it = tcg->forksitesBegin(), eit = tcg->forksitesEnd(); it != eit; ++it)
    {
        bool indirectfork = false;
        const ValVar* pValVar = tcg->getThreadAPI()->getForkedFun(*it);
        if(!SVFUtil::isa<FunValVar>(pValVar))
        {
            numOfIndForksite++;
            indirectfork = true;
        }
        for (ThreadCallGraph::ForkEdgeSet::const_iterator cgIt = tcg->getForkEdgeBegin(*it), ecgIt =
                    tcg->getForkEdgeEnd(*it); cgIt != ecgIt; ++cgIt)
        {
            numOfForkEdge++;
            if(indirectfork)
                numOfIndForkEdge++;
        }
    }
 
    for (ThreadCallGraph::CallSiteSet::const_iterator it = tcg->joinsitesBegin(), eit = tcg->joinsitesEnd(); it != eit; ++it)
    {
        for (ThreadCallGraph::JoinEdgeSet::const_iterator cgIt = tcg->getJoinEdgeBegin(*it), ecgIt =
                    tcg->getJoinEdgeEnd(*it); cgIt != ecgIt; ++cgIt)
        {
            numOfJoinEdge++;
        }
    }
 
 
    PTNumStatMap.clear();
    PTNumStatMap["NumOfForkSite"] = tcg->getNumOfForksite();
    PTNumStatMap["NumOfForkEdge"] = numOfForkEdge;
    PTNumStatMap["NumOfJoinEdge"] = numOfJoinEdge;
    PTNumStatMap["NumOfJoinSite"] = tcg->getNumOfJoinsite();
    PTNumStatMap["NumOfIndForkSite"] = numOfIndForksite;
    PTNumStatMap["NumOfIndForkEdge"] = numOfIndForkEdge;
    PTNumStatMap["NumOfIndCallEdge"] = tcg->getNumOfResolvedIndCallEdge();
 
    SVFUtil::outs() << "\n****Thread Call Graph Statistics****\n";
    PTAStat::printStat();
}
 
 
void MTAStat::performTCTStat(TCT* tct)
{
 
    PTNumStatMap.clear();
    timeStatMap.clear();
    PTNumStatMap["NumOfCandidateFun"] = tct->getMakredProcs().size();
    PTNumStatMap["NumOfTotalFun"] = tct->getThreadCallGraph()->getTotalNodeNum();
    PTNumStatMap["NumOfTCTNode"] = tct->getTCTNodeNum();
    PTNumStatMap["NumOfTCTEdge"] = tct->getTCTEdgeNum();
    PTNumStatMap["MaxCxtSize"] = tct->getMaxCxtSize();
    timeStatMap["BuildingTCTTime"] = TCTTime;
    SVFUtil::outs() << "\n****Thread Creation Tree Statistics****\n";
    PTAStat::printStat();
}