int main(int argc, char *argv[])
{
std::string filename;
SgProject *project = frontend(argc, argv);
EDefUse *edu=new EDefUse(project);
if (edu->run(false)==1)
{
std::cerr<<"createFDG:: DFAnalysis failed! -- edu->run(false)==0"<<endl;
exit(0);
}
std::vector<InterproceduralInfo*> ip;
list < SgNode * >functionDeclarations = NodeQuery::querySubTree(project, V_SgFunctionDeclaration);
for (list < SgNode * >::iterator i = functionDeclarations.begin(); i != functionDeclarations.end(); i++)
{
ControlDependenceGraph *cdg;
DataDependenceGraph *ddg;
InterproceduralInfo *ipi;
SgFunctionDeclaration *fD = isSgFunctionDeclaration(*i);
// SGFunctionDefinition * fDef;
ROSE_ASSERT(fD != NULL);
// CI (01/08/2007): A missing function definition is an indicator to a
//
//
// librarycall.
// * An other possibility would be a programmer-mistake, which we
// don't treat at this point. // I assume librarycall
if (fD->get_definition() == NULL)
{
}
else
{
// get the control depenence for this function
ipi=new InterproceduralInfo(fD);
ROSE_ASSERT(ipi != NULL);
ddg = new DataDependenceGraph(fD->get_definition(),edu);
// get control dependence for this function defintion
cdg = new ControlDependenceGraph(fD->get_definition(), ipi);
cdg->computeAdditionalFunctioncallDepencencies();
cdg->computeInterproceduralInformation(ipi);
// cdg->debugCoutNodeList();
FunctionDependenceGraph *fdg=new FunctionDependenceGraph(cdg,ddg,ipi);
filename =
(fD->get_definition()->get_file_info()->get_filenameString ())
+ "." +
(fD->get_name().getString()) + ".fdg.dot";
fdg->writeDot((char *)filename.c_str());
}
}
}
int main(int argc, char *argv[])
{
std::string filename;
SgProject *project = frontend(argc, argv);
std::vector<InterproceduralInfo*> ip;
#ifdef NEWDU
// Create the global def-use analysis
EDefUse *defUseAnalysis=new EDefUse(project);
if (defUseAnalysis->run(false)==0)
{
std::cerr<<"DFAnalysis failed!"<<endl;
}
#endif
string outputFileName=project->get_fileList().front()->get_sourceFileNameWithoutPath ();
SystemDependenceGraph *sdg = new SystemDependenceGraph;
// for all function-declarations in the AST
NodeQuerySynthesizedAttributeType functionDeclarations = NodeQuery::querySubTree(project, V_SgFunctionDeclaration);
for (NodeQuerySynthesizedAttributeType::iterator i = functionDeclarations.begin(); i != functionDeclarations.end(); i++)
{
ControlDependenceGraph *cdg;
DataDependenceGraph *ddg;
// FunctionDependenceGraph * pdg;
InterproceduralInfo *ipi;
SgFunctionDeclaration *fDec = isSgFunctionDeclaration(*i);
ROSE_ASSERT(fDec != NULL);
// CI (01/08/2007): A missing function definition is an indicator to a
//
//
// librarycall.
// * An other possibility would be a programmer-mistake, which we
// don't treat at this point. // I assume librarycall
if (fDec->get_definition() == NULL)
{/*
// if (fDec->get_file_info()->isCompilerGenerated()) continue;
// treat librarycall -> iterprocedualInfo must be created...
// make all call-parameters used and create a function stub for
// the graph
ipi=new InterproceduralInfo(fDec);
ipi->addExitNode(fDec);
sdg->addInterproceduralInformation(ipi);
if (sdg->isKnownLibraryFunction(fDec))
{
sdg->createConnectionsForLibaryFunction(fDec);
}
else
{
sdg->createSafeConfiguration(fDec);
}
ip.push_back(ipi);*/
// This is somewhat a waste of memory and a more efficient approach might generate this when needed, but at the momenent everything is created...
}
else
{
// get the control depenence for this function
ipi=new InterproceduralInfo(fDec);
ROSE_ASSERT(ipi != NULL);
// get control dependence for this function defintion
cdg = new ControlDependenceGraph(fDec->get_definition(), ipi);
cdg->computeAdditionalFunctioncallDepencencies();
cdg->computeInterproceduralInformation(ipi);
// get the data dependence for this function
ddg = new DataDependenceGraph(fDec->get_definition(), defUseAnalysis,ipi);
sdg->addFunction(cdg,ddg);
sdg->addInterproceduralInformation(ipi);
ip.push_back(ipi);
}
// else if (fD->get_definition() == NULL)
}
// now all function-declarations have been process as well have all function-definitions
filename = (outputFileName) + ".no_ii.sdg.dot";
sdg->writeDot((char *)filename.c_str());
// perform interproceduralAnalysys
sdg->performInterproceduralAnalysis();
filename = (outputFileName)+".deadEnds.sdg.dot";
sdg->writeDot((char *)filename.c_str());
set<SgNode*> preserve;
if (sdg->getMainFunction()!=NULL) {
preserve.insert(sdg->getMainFunction());
sdg->cleanUp(preserve);
}
filename = (outputFileName)+".final.sdg.dot";
sdg->writeDot((char *)filename.c_str());
}