wpa.cpp

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//===- wpa.cpp -- Whole program analysis -------------------------------------//
//
//                     SVF: Static Value-Flow Analysis
//
// Copyright (C) <2013-2017>  <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/>.
//
//===-----------------------------------------------------------------------===//
 
/*
 // Whole Program Pointer Analysis
 //
 // Author: Yulei Sui,
 */
 
#include "SVF-LLVM/LLVMUtil.h"
#include "SVF-LLVM/SVFIRBuilder.h"
#include "WPA/WPAPass.h"
#include "Util/CommandLine.h"
#include "Util/Options.h"
#include "SVFIR/SVFFileSystem.h"
 
 
using namespace llvm;
using namespace std;
using namespace SVF;
 
int main(int argc, char** argv)
{
    auto moduleNameVec =
        OptionBase::parseOptions(argc, argv, "Whole Program Points-to Analysis",
                                 "[options] <input-bitcode...>");
 
    // Refers to content of a singleton unique_ptr<SVFIR> in SVFIR.
    SVFIR* pag;
 
    if (Options::ReadJson())
    {
        pag = SVFIRReader::read(moduleNameVec.front());
    }
    else
    {
        if (Options::WriteAnder() == "ir_annotator")
        {
            LLVMModuleSet::preProcessBCs(moduleNameVec);
        }
 
        SVFModule* svfModule = LLVMModuleSet::buildSVFModule(moduleNameVec);
 
        SVFIRBuilder builder(svfModule);
        pag = builder.build();
 
    }
 
    WPAPass wpa;
    wpa.runOnModule(pag);
 
    LLVMModuleSet::releaseLLVMModuleSet();
    return 0;
}