package Main;
+import java.io.FileOutputStream;
+import java.io.InputStream;
+import java.io.PrintStream;
import java.io.Reader;
import java.io.BufferedReader;
import java.io.FileReader;
+import java.io.FileInputStream;
+import java.util.Iterator;
+import java.util.Vector;
+
import IR.Tree.ParseNode;
import IR.Tree.BuildIR;
import IR.Tree.SemanticCheck;
+import IR.Flat.BuildCodeMultiCore;
import IR.Flat.BuildFlat;
import IR.Flat.BuildCode;
+import IR.ClassDescriptor;
import IR.State;
+import IR.TaskDescriptor;
import IR.TypeUtil;
-//import IR.PrintTree;
+import Analysis.Scheduling.Schedule;
+import Analysis.Scheduling.ScheduleAnalysis;
+import Analysis.Scheduling.ScheduleEdge;
+import Analysis.Scheduling.ScheduleNode;
+import Analysis.Scheduling.ScheduleSimulator;
import Analysis.TaskStateAnalysis.TaskAnalysis;
+import Analysis.TaskStateAnalysis.TaskTagAnalysis;
+import Analysis.TaskStateAnalysis.TaskGraph;
+import Analysis.CallGraph.CallGraph;
+import Analysis.TaskStateAnalysis.FEdge;
+import Analysis.TaskStateAnalysis.FlagState;
+import Analysis.TaskStateAnalysis.TagAnalysis;
+import Analysis.TaskStateAnalysis.GarbageAnalysis;
+import Analysis.TaskStateAnalysis.ExecutionGraph;
+import Analysis.TaskStateAnalysis.SafetyAnalysis;
+import Analysis.Locality.LocalityAnalysis;
+import Analysis.Locality.GenerateConversions;
+import Analysis.Prefetch.PrefetchAnalysis;
+import Analysis.FlatIRGraph.FlatIRGraph;
+import Analysis.OwnershipAnalysis.OwnershipAnalysis;
+import Interface.*;
public class Main {
public static void main(String args[]) throws Exception {
String ClassLibraryPrefix="./ClassLibrary/";
State state=new State();
-
+
for(int i=0;i<args.length;i++) {
String option=args[i];
if (option.equals("-precise"))
IR.Flat.BuildCode.GENERATEPRECISEGC=true;
+ else if (option.equals("-prefetch"))
+ state.PREFETCH=true;
else if (option.equals("-dir"))
IR.Flat.BuildCode.PREFIX=args[++i]+"/";
+ else if (option.equals("-selfloop"))
+ state.selfloops.add(args[++i]);
+ else if (option.equals("-excprefetch"))
+ state.excprefetch.add(args[++i]);
else if (option.equals("-classlibrary"))
ClassLibraryPrefix=args[++i]+"/";
+ else if(option.equals("-numcore")) {
+ ++i;
+ state.CORENUM = Integer.parseInt(args[i]);
+ }
else if (option.equals("-mainclass"))
state.main=args[++i];
+ else if (option.equals("-trueprob")) {
+ state.TRUEPROB=Double.parseDouble(args[++i]);
+ } else if (option.equals("-printflat"))
+ State.PRINTFLAT=true;
else if (option.equals("-struct"))
state.structfile=args[++i];
else if (option.equals("-conscheck"))
state.CONSCHECK=true;
else if (option.equals("-task"))
state.TASK=true;
+ else if (option.equals("-taskstate"))
+ state.TASKSTATE=true;
+ else if (option.equals("-tagstate"))
+ state.TAGSTATE=true;
+ else if (option.equals("-flatirtasks")) {
+ state.FLATIRGRAPH=true;
+ state.FLATIRGRAPHTASKS=true;
+ }
+ else if (option.equals("-flatirusermethods")) {
+ state.FLATIRGRAPH=true;
+ state.FLATIRGRAPHUSERMETHODS=true;
+ }
+ else if (option.equals("-flatirlibmethods")) {
+ state.FLATIRGRAPH=true;
+ state.FLATIRGRAPHLIBMETHODS=true;
+ }
+ else if (option.equals("-multicore"))
+ state.MULTICORE=true;
+ else if (option.equals("-ownership"))
+ state.OWNERSHIP=true;
+ else if (option.equals("-optional"))
+ state.OPTIONAL=true;
+ /*else if (option.equals("-raw"))
+ state.RAW=true;*/
+ else if (option.equals("-scheduling"))
+ state.SCHEDULING=true;
else if (option.equals("-thread"))
state.THREAD=true;
+ else if (option.equals("-dsm"))
+ state.DSM=true;
+ else if (option.equals("-webinterface"))
+ state.WEBINTERFACE=true;
else if (option.equals("-instructionfailures"))
state.INSTRUCTIONFAILURE=true;
else if (option.equals("-help")) {
System.out.println("-classlibrary classlibrarydirectory -- directory where classlibrary is located");
+ System.out.println("-selfloop task -- this task doesn't self loop its parameters forever");
System.out.println("-dir outputdirectory -- output code in outputdirectory");
System.out.println("-struct structfile -- output structure declarations for repair tool");
System.out.println("-mainclass -- main function to call");
+ System.out.println("-dsm -- distributed shared memory support");
System.out.println("-precise -- use precise garbage collection");
-
System.out.println("-conscheck -- turn on consistency checking");
System.out.println("-task -- compiler for tasks");
System.out.println("-thread -- threads");
+ System.out.println("-trueprob <d> -- probability of true branch");
+ System.out.println("-printflat -- print out flat representation");
System.out.println("-instructionfailures -- insert code for instruction level failures");
+ System.out.println("-taskstate -- do task state analysis");
+ System.out.println("-flatirtasks -- create dot files for flat IR graphs of tasks");
+ System.out.println("-flatirusermethods -- create dot files for flat IR graphs of user methods");
+ System.out.println("-flatirlibmethods -- create dot files for flat IR graphs of library class methods");
+ System.out.println(" note: -flatirusermethods or -flatirlibmethods currently generate all class method flat IR graphs");
+ System.out.println("-ownership -- do ownership analysis");
+ System.out.println("-optional -- enable optional arguments");
+ System.out.println("-webinterface -- enable web interface");
System.out.println("-help -- print out help");
System.exit(0);
} else {
readSourceFile(state, ClassLibraryPrefix+"Integer.java");
readSourceFile(state, ClassLibraryPrefix+"StringBuffer.java");
readSourceFile(state, ClassLibraryPrefix+"FileInputStream.java");
+ readSourceFile(state, ClassLibraryPrefix+"InputStream.java");
+ readSourceFile(state, ClassLibraryPrefix+"OutputStream.java");
readSourceFile(state, ClassLibraryPrefix+"FileOutputStream.java");
readSourceFile(state, ClassLibraryPrefix+"File.java");
+ readSourceFile(state, ClassLibraryPrefix+"Math.java");
readSourceFile(state, ClassLibraryPrefix+"InetAddress.java");
+ readSourceFile(state, ClassLibraryPrefix+"SocketInputStream.java");
+ readSourceFile(state, ClassLibraryPrefix+"SocketOutputStream.java");
+ readSourceFile(state, ClassLibraryPrefix+"gnu/Random.java");
+ readSourceFile(state, ClassLibraryPrefix+"Vector.java");
+ readSourceFile(state, ClassLibraryPrefix+"Enumeration.java");
+ readSourceFile(state, ClassLibraryPrefix+"Signal.java");
- if (state.THREAD) {
- readSourceFile(state, ClassLibraryPrefix+"Thread.java");
- readSourceFile(state, ClassLibraryPrefix+"ObjectJava.java");
- } else {
+
+ if (state.TASK) {
readSourceFile(state, ClassLibraryPrefix+"Object.java");
- // readSourceFile(state, ClassLibraryPrefix+"TagDescriptor.java");
+ readSourceFile(state, ClassLibraryPrefix+"TagDescriptor.java");
+ } else if (state.DSM) {
+ readSourceFile(state, ClassLibraryPrefix+"ThreadDSM.java");
+ readSourceFile(state, ClassLibraryPrefix+"ObjectJavaDSM.java");
+ } else {
+ if (state.THREAD) {
+ readSourceFile(state, ClassLibraryPrefix+"Thread.java");
+ readSourceFile(state, ClassLibraryPrefix+"ObjectJava.java");
+ } else
+ readSourceFile(state, ClassLibraryPrefix+"ObjectJavaNT.java");
}
if (state.TASK) {
BuildIR bir=new BuildIR(state);
bir.buildtree();
-// PrintTree ptree=new PrintTree(state);
- // ptree.buildtree();
-
TypeUtil tu=new TypeUtil(state);
SemanticCheck sc=new SemanticCheck(state,tu);
BuildFlat bf=new BuildFlat(state,tu);
bf.buildFlat();
+ SafetyAnalysis sa=null;
-// System.out.println("Flat");
-// PrintTree ptree1=new PrintTree(state);
-// ptree1.buildtree();
+ if (state.TAGSTATE) {
+ CallGraph callgraph=new CallGraph(state);
+ TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
+ TaskTagAnalysis tta=new TaskTagAnalysis(state, taganalysis);
+ }
-// TaskAnalysis ta=new TaskAnalysis(state,bf.getMap());
-// ta.taskAnalysis();
-// ta.printAdjList();
+ if (state.TASKSTATE) {
+ CallGraph callgraph=new CallGraph(state);
+ TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
+ TaskAnalysis ta=new TaskAnalysis(state, taganalysis);
+ ta.taskAnalysis();
+ TaskGraph tg=new TaskGraph(state, ta);
+ tg.createDOTfiles();
+
+ if (state.OPTIONAL) {
+ ExecutionGraph et=new ExecutionGraph(state, ta);
+ et.createExecutionGraph();
+ sa = new SafetyAnalysis(et.getExecutionGraph(), state, ta);
+ sa.doAnalysis();
+ state.storeAnalysisResult(sa.getResult());
+ state.storeOptionalTaskDescriptors(sa.getOptionalTaskDescriptors());
+ }
+
+ if (state.WEBINTERFACE) {
+ GarbageAnalysis ga=new GarbageAnalysis(state, ta);
+ WebInterface wi=new WebInterface(state, ta, tg, ga, taganalysis);
+ JhttpServer serve=new JhttpServer(8000,wi);
+ serve.run();
+ }
+
+ if (state.SCHEDULING) {
+ // Save the current standard input, output, and error streams
+ // for later restoration.
+ PrintStream origOut = System.out;
+ // Create a new output stream for the standard output.
+ PrintStream stdout = null;
+ try {
+ stdout = new PrintStream (new FileOutputStream("SimulatorResult.out"));
+ } catch (Exception e) {
+ // Sigh. Couldn't open the file.
+ System.out.println ("Redirect: Unable to open output file!");
+ System.exit (1);
+ }
+ // Print stuff to the original output and error streams.
+ // On most systems all of this will end up on your console when you
+ // run this application.
+ //origOut.println ("\nRedirect: Round #1");
+ //System.out.println ("Test output via 'System.out'.");
+ //origOut.println ("Test output via 'origOut' reference.");
+
+ // Set the System out and err streams to use our replacements.
+ System.setOut(stdout);
+
+ // Print stuff to the original output and error streams.
+ // The stuff printed through the 'origOut' and 'origErr' references
+ // should go to the console on most systems while the messages
+ // printed through the 'System.out' and 'System.err' will end up in
+ // the files we created for them.
+ //origOut.println ("\nRedirect: Round #2");
+ //System.out.println ("Test output via 'SimulatorResult.out'.");
+ //origOut.println ("Test output via 'origOut' reference.");
+
+ // for test
+ // Randomly set the newRate and probability of FEdges
+ java.util.Random r=new java.util.Random();
+ int tint = 0;
+ for(Iterator it_classes=state.getClassSymbolTable().getDescriptorsIterator();it_classes.hasNext();) {
+ ClassDescriptor cd=(ClassDescriptor) it_classes.next();
+ if(cd.hasFlags()){
+ Vector rootnodes=ta.getRootNodes(cd);
+ if(rootnodes!=null)
+ for(Iterator it_rootnodes=rootnodes.iterator();it_rootnodes.hasNext();){
+ FlagState root=(FlagState)it_rootnodes.next();
+ Vector allocatingTasks = root.getAllocatingTasks();
+ if(allocatingTasks != null) {
+ for(int k = 0; k < allocatingTasks.size(); k++) {
+ TaskDescriptor td = (TaskDescriptor)allocatingTasks.elementAt(k);
+ Vector<FEdge> fev = (Vector<FEdge>)ta.getFEdgesFromTD(td);
+ int numEdges = fev.size();
+ int total = 100;
+ for(int j = 0; j < numEdges; j++) {
+ FEdge pfe = fev.elementAt(j);
+ if(numEdges - j == 1) {
+ pfe.setProbability(total);
+ } else {
+ if((total != 0) && (total != 1)){
+ do {
+ tint = r.nextInt()%total;
+ } while(tint <= 0);
+ }
+ pfe.setProbability(tint);
+ total -= tint;
+ }
+ /*do {
+ tint = r.nextInt()%10;
+ } while(tint <= 0);*/
+ //int newRate = tint;
+ //int newRate = (j+1)%2+1;
+ int newRate = 1;
+ /*do {
+ tint = r.nextInt()%100;
+ } while(tint <= 0);
+ int probability = tint;*/
+ int probability = 100;
+ pfe.addNewObjInfo(cd, newRate, probability);
+ }
+ }
+ }
+ }
+
+ Iterator it_flags = ta.getFlagStates(cd).iterator();
+ while(it_flags.hasNext()) {
+ FlagState fs = (FlagState)it_flags.next();
+ Iterator it_edges = fs.edges();
+ while(it_edges.hasNext()) {
+ /*do {
+ tint = r.nextInt()%10;
+ } while(tint <= 0);*/
+ tint = 1;
+ ((FEdge)it_edges.next()).setExeTime(tint);
+ }
+ }
+ }
+ }
+
+ // generate multiple schedulings
+ ScheduleAnalysis scheduleAnalysis = new ScheduleAnalysis(state, ta);
+ scheduleAnalysis.preSchedule();
+ scheduleAnalysis.scheduleAnalysis();
+ //scheduleAnalysis.setCoreNum(scheduleAnalysis.getSEdges4Test().size());
+ scheduleAnalysis.setCoreNum(state.CORENUM);
+ scheduleAnalysis.schedule();
+
+ //simulate these schedulings
+ ScheduleSimulator scheduleSimulator = new ScheduleSimulator(scheduleAnalysis.getCoreNum(), state, ta);
+ Iterator it_scheduling = scheduleAnalysis.getSchedulingsIter();
+ int index = 0;
+ Vector<Integer> selectedScheduling = new Vector<Integer>();
+ int processTime = Integer.MAX_VALUE;
+ while(it_scheduling.hasNext()) {
+ Vector<Schedule> scheduling = (Vector<Schedule>)it_scheduling.next();
+ scheduleSimulator.setScheduling(scheduling);
+ int tmpTime = scheduleSimulator.process();
+ if(tmpTime < processTime) {
+ selectedScheduling.clear();
+ selectedScheduling.add(index);
+ processTime = tmpTime;
+ } else if(tmpTime == processTime) {
+ selectedScheduling.add(index);
+ }
+ index++;
+ }
+ System.out.print("Selected schedulings with least exectution time " + processTime + ": \n\t");
+ for(int i = 0; i < selectedScheduling.size(); i++) {
+ System.out.print(selectedScheduling.elementAt(i) + ", ");
+ }
+ System.out.println();
+
+ /*ScheduleSimulator scheduleSimulator = new ScheduleSimulator(4, state, ta);
+ Vector<Schedule> scheduling = new Vector<Schedule>();
+ for(int i = 0; i < 4; i++) {
+ Schedule schedule = new Schedule(i);
+ scheduling.add(schedule);
+ }
+ Iterator it_tasks = state.getTaskSymbolTable().getAllDescriptorsIterator();
+ while(it_tasks.hasNext()) {
+ TaskDescriptor td = (TaskDescriptor)it_tasks.next();
+ if(td.getSymbol().equals("t10")) {
+ scheduling.elementAt(1).addTask(td);
+ } else {
+ scheduling.elementAt(0).addTask(td);
+ }
+ }
+ ClassDescriptor cd = (ClassDescriptor)state.getClassSymbolTable().get("E");
+ scheduling.elementAt(0).addTargetCore(cd, 1);
+ scheduleSimulator.setScheduling(scheduling);
+ scheduleSimulator.process();
+
+ Vector<Schedule> scheduling1 = new Vector<Schedule>();
+ for(int i = 0; i < 4; i++) {
+ Schedule schedule = new Schedule(i);
+ scheduling1.add(schedule);
+ }
+ Iterator it_tasks1 = state.getTaskSymbolTable().getAllDescriptorsIterator();
+ while(it_tasks1.hasNext()) {
+ TaskDescriptor td = (TaskDescriptor)it_tasks1.next();
+ scheduling1.elementAt(0).addTask(td);
+ }
+ scheduleSimulator.setScheduling(scheduling1);
+ scheduleSimulator.process();*/
+
+ // Close the streams.
+ try {
+ stdout.close ();
+ System.setOut(origOut);
+ } catch (Exception e) {
+ origOut.println ("Redirect: Unable to close files!");
+ }
+
+ if(state.MULTICORE) {
+ it_scheduling = scheduleAnalysis.getSchedulingsIter();
+ Vector<Schedule> scheduling = (Vector<Schedule>)it_scheduling.next();
+ BuildCodeMultiCore bcm=new BuildCodeMultiCore(state, bf.getMap(), tu, sa, scheduling, scheduleAnalysis.getCoreNum());
+ bcm.buildCode();
+ }
+ }
+
+ }
+
+ if(!state.MULTICORE) {
+ if (state.DSM) {
+ CallGraph callgraph=new CallGraph(state);
+ if (state.PREFETCH) {
+ //speed up prefetch generation using locality analysis results
+ LocalityAnalysis la=new LocalityAnalysis(state, callgraph, tu);
+ PrefetchAnalysis pa=new PrefetchAnalysis(state, callgraph, tu, la);
+ }
+
+ LocalityAnalysis la=new LocalityAnalysis(state, callgraph, tu);
+ GenerateConversions gc=new GenerateConversions(la, state);
+ BuildCode bc=new BuildCode(state, bf.getMap(), tu, la);
+ bc.buildCode();
+ } else {
+ BuildCode bc=new BuildCode(state, bf.getMap(), tu, sa);
+ bc.buildCode();
+ }
+ }
+
+ if (state.FLATIRGRAPH) {
+ FlatIRGraph firg = new FlatIRGraph(state,
+ state.FLATIRGRAPHTASKS,
+ state.FLATIRGRAPHUSERMETHODS,
+ state.FLATIRGRAPHLIBMETHODS);
+ }
+
+ if (state.OWNERSHIP) {
+ CallGraph callGraph = new CallGraph( state );
+ int allocationDepth = 3;
+ OwnershipAnalysis oa =
+ new OwnershipAnalysis( state, callGraph, allocationDepth );
+ //This was breaking the compile
+ // oa.writeAllAliases( "identifiedAliases.txt" );
+ }
- BuildCode bc=new BuildCode(state, bf.getMap(), tu);
- bc.buildCode();
System.exit(0);
}
-
+
/** Reads in a source file and adds the parse tree to the state object. */
private static void readSourceFile(State state, String sourcefile) throws Exception {