Robust/src/Main/Main.java

   1 package Main;
   2
   3 import java.io.FileOutputStream;
   4 import java.io.PrintStream;
   5 import java.io.Reader;
   6 import java.io.BufferedReader;
   7 import java.io.FileReader;
   8 import java.io.FileInputStream;
   9 import java.util.Hashtable;
  10 import java.util.Iterator;
  11 import java.util.Set;
  12 import java.util.Vector;
  13
  14 import IR.Tree.ParseNode;
  15 import IR.Tree.BuildIR;
  16 import IR.Tree.SemanticCheck;
  17 import IR.Flat.BuildCodeMultiCore;
  18 import IR.Flat.BuildFlat;
  19 import IR.Flat.BuildCode;
  20 import IR.Flat.Inliner;
  21 import IR.ClassDescriptor;
  22 import IR.State;
  23 import IR.TaskDescriptor;
  24 import IR.TypeUtil;
  25 import Analysis.Scheduling.MCImplSynthesis;
  26 import Analysis.Scheduling.Schedule;
  27 import Analysis.Scheduling.ScheduleAnalysis;
  28 import Analysis.Scheduling.ScheduleSimulator;
  29 import Analysis.TaskStateAnalysis.TaskAnalysis;
  30 import Analysis.TaskStateAnalysis.TaskTagAnalysis;
  31 import Analysis.TaskStateAnalysis.TaskGraph;
  32 import Analysis.CallGraph.CallGraph;
  33 import Analysis.TaskStateAnalysis.FEdge;
  34 import Analysis.TaskStateAnalysis.FlagState;
  35 import Analysis.TaskStateAnalysis.TagAnalysis;
  36 import Analysis.TaskStateAnalysis.GarbageAnalysis;
  37 import Analysis.TaskStateAnalysis.ExecutionGraph;
  38 import Analysis.TaskStateAnalysis.SafetyAnalysis;
  39 import Analysis.Locality.LocalityAnalysis;
  40 import Analysis.Locality.GenerateConversions;
  41 import Analysis.Prefetch.PrefetchAnalysis;
  42 import Analysis.FlatIRGraph.FlatIRGraph;
  43 import Analysis.OwnershipAnalysis.OwnershipAnalysis;
  44 import Analysis.MLP.MLPAnalysis;
  45 import Analysis.Disjoint.DisjointAnalysis;
  46 import Analysis.OoOJava.OoOJavaAnalysis;
  47 import Analysis.Loops.*;
  48 import Analysis.Liveness;
  49 import Analysis.ArrayReferencees;
  50 import IR.MethodDescriptor;
  51 import IR.Flat.FlatMethod;
  52 import Interface.*;
  53 import Util.GraphNode;
  54 import Util.GraphNode.DFS;
  55 import Util.GraphNode.SCC;
  56
  57 public class Main {
  58
  59   /** Main method for the compiler.  */
  60
  61   public static void main(String args[]) throws Exception {
  62     String ClassLibraryPrefix="./ClassLibrary/";
  63     State state=new State();
  64     Vector sourcefiles=new Vector();
  65     state.classpath.add(".");
  66
  67     String outputdir = null;
  68     boolean isDistributeInfo = false;
  69     boolean isDisAll = false;
  70     int startnum = 0;
  71
  72     for(int i=0; i<args.length; i++) {
  73       String option=args[i];
  74       if (option.equals("-precise"))
  75         IR.Flat.BuildCode.GENERATEPRECISEGC=true;
  76       else if (option.equals("-prefetch"))
  77         state.PREFETCH=true;
  78       else if (option.equals("-dir"))
  79         IR.Flat.BuildCode.PREFIX=args[++i]+"/";
  80       else if (option.equals("-fastcheck"))
  81         state.FASTCHECK=true;
  82       else if (option.equals("-selfloop"))
  83         state.selfloops.add(args[++i]);
  84           else if (option.equals("-outputdir"))
  85         state.outputdir = args[++i];
  86       else if (option.equals("-excprefetch"))
  87         state.excprefetch.add(args[++i]);
  88       else if (option.equals("-classlibrary"))
  89         state.classpath.add(args[++i]);
  90       else if (option.equals("-inlineatomic")) {
  91         state.INLINEATOMIC=true;
  92         state.inlineatomicdepth=Integer.parseInt(args[++i]);
  93       } else if(option.equals("-numcore")) {
  94         ++i;
  95         state.CORENUM = Integer.parseInt(args[i]);
  96       } else if(option.equals("-numcore4gc")) {
  97         ++i;
  98         state.CORENUM4GC = Integer.parseInt(args[i]);
  99       } else if (option.equals("-mainclass"))
 100         state.main=args[++i];
 101       else if (option.equals("-trueprob")) {
 102         state.TRUEPROB=Double.parseDouble(args[++i]);
 103       } else if (option.equals("-printflat"))
 104         State.PRINTFLAT=true;
 105       else if (option.equals("-printscheduling"))
 106         State.PRINTSCHEDULING=true;
 107       else if (option.equals("-minimize"))
 108         state.MINIMIZE=true;
 109       else if (option.equals("-printschedulesim"))
 110         State.PRINTSCHEDULESIM=true;
 111       else if (option.equals("-printcriticalpath"))
 112           State.PRINTCRITICALPATH=true;
 113       else if (option.equals("-struct"))
 114         state.structfile=args[++i];
 115       else if (option.equals("-conscheck"))
 116         state.CONSCHECK=true;
 117       else if (option.equals("-task"))
 118         state.TASK=true;
 119       else if (option.equals("-abortreaders"))
 120         state.ABORTREADERS=true;
 121       else if (option.equals("-sandbox"))
 122         state.SANDBOX=true;
 123       else if (option.equals("-taskstate"))
 124         state.TASKSTATE=true;
 125       else if (option.equals("-tagstate"))
 126         state.TAGSTATE=true;
 127       else if (option.equals("-stmarray"))
 128         state.STMARRAY=true;
 129       else if (option.equals("-eventmonitor"))
 130         state.EVENTMONITOR=true;
 131       else if (option.equals("-dualview"))
 132         state.DUALVIEW=true;
 133       else if (option.equals("-hybrid"))
 134         state.HYBRID=true;
 135       else if (option.equals("-flatirtasks")) {
 136         state.FLATIRGRAPH=true;
 137         state.FLATIRGRAPHTASKS=true;
 138       } else if (option.equals("-flatirusermethods")) {
 139         state.FLATIRGRAPH=true;
 140         state.FLATIRGRAPHUSERMETHODS=true;
 141       } else if (option.equals("-flatirlibmethods")) {
 142         state.FLATIRGRAPH=true;
 143         state.FLATIRGRAPHLIBMETHODS=true;
 144       } else if (option.equals("-bamboocompiletime")) {
 145         state.BAMBOOCOMPILETIME = true;
 146       } else if (option.equals("-multicore"))
 147         state.MULTICORE=true;
 148       else if (option.equals("-multicoregc"))
 149         state.MULTICOREGC=true;
 150       else if (option.equals("-ownership"))
 151         state.OWNERSHIP=true;
 152       else if (option.equals("-ownallocdepth")) {
 153         state.OWNERSHIPALLOCDEPTH=Integer.parseInt(args[++i]);
 154       } else if (option.equals("-ownwritedots")) {
 155         state.OWNERSHIPWRITEDOTS=true;
 156         if (args[++i].equals("all")) {
 157           state.OWNERSHIPWRITEALL=true;
 158         }
 159       } else if (option.equals("-ownaliasfile")) {
 160         state.OWNERSHIPALIASFILE=args[++i];
 161       } else if (option.equals("-ownaliasfiletab")) {
 162         state.OWNERSHIPALIASFILE=args[++i];
 163         state.OWNERSHIPALIASTAB=true;
 164       } else if (option.equals("-owndebugcallee")) {
 165         state.OWNERSHIPDEBUGCALLEE=args[++i];
 166       } else if (option.equals("-owndebugcaller")) {
 167         state.OWNERSHIPDEBUGCALLER=args[++i];
 168       } else if (option.equals("-owndebugcallcount")) {
 169         state.OWNERSHIPDEBUGCALLCOUNT=Integer.parseInt(args[++i]);
 170       }
 171
 172       else if (option.equals("-disjoint"))
 173         state.DISJOINT=true;
 174
 175       else if (option.equals("-disjoint-k")) {
 176         state.DISJOINTALLOCDEPTH=Integer.parseInt(args[++i]);
 177
 178       } else if (option.equals("-disjoint-write-dots")) {
 179         state.DISJOINTWRITEDOTS = true;
 180         String arg = args[++i];
 181         if( arg.equals("all") ) {
 182           state.DISJOINTWRITEALL = true;
 183         } else if( arg.equals("final") ) {
 184           state.DISJOINTWRITEALL = false;
 185         } else {
 186           throw new Error("disjoint-write-dots requires argument <all/final>");
 187         }
 188
 189       } else if (option.equals("-disjoint-write-initial-contexts")) {
 190         state.DISJOINTWRITEINITCONTEXTS = true;
 191
 192       } else if (option.equals("-disjoint-write-ihms")) {
 193         state.DISJOINTWRITEIHMS = true;
 194
 195       } else if (option.equals("-disjoint-alias-file")) {
 196         state.DISJOINTALIASFILE = args[++i];
 197         String arg = args[++i];
 198         if( arg.equals("normal") ) {
 199           state.DISJOINTALIASTAB = false;
 200         } else if( arg.equals("tabbed") ) {
 201           state.DISJOINTALIASTAB = true;
 202         } else {
 203           throw new Error("disjoint-alias-file requires arguments: <filename> <normal/tabbed>");
 204         }
 205
 206       } else if (option.equals("-disjoint-debug-callsite")) {
 207         state.DISJOINTDEBUGCALLEE=args[++i];
 208         state.DISJOINTDEBUGCALLER=args[++i];
 209         state.DISJOINTDEBUGCALLVISITTOSTART=Integer.parseInt(args[++i]);
 210         state.DISJOINTDEBUGCALLNUMVISITS=Integer.parseInt(args[++i]);
 211         String arg = args[++i];
 212         if( arg.equals("true") ) {
 213           state.DISJOINTDEBUGCALLSTOPAFTER = true;
 214         } else if( arg.equals("false") ) {
 215           state.DISJOINTDEBUGCALLSTOPAFTER = false;
 216         } else {
 217           throw new Error("disjoint-debug-callsite requires arguments:\n"+
 218                           "  <callee symbol> <caller symbol> <# visit to start> <# visits to capture> <T/F stop after>");
 219         }
 220
 221       } else if (option.equals("-disjoint-debug-snap-method")) {
 222         state.DISJOINTSNAPSYMBOL=args[++i];
 223         state.DISJOINTSNAPVISITTOSTART=Integer.parseInt(args[++i]);
 224         state.DISJOINTSNAPNUMVISITS=Integer.parseInt(args[++i]);
 225         String arg = args[++i];
 226         if( arg.equals("true") ) {
 227           state.DISJOINTSNAPSTOPAFTER = true;
 228         } else if( arg.equals("false") ) {
 229           state.DISJOINTSNAPSTOPAFTER = false;
 230         } else {
 231           throw new Error("disjoint-debug-snap-method requires arguments:\n"+
 232                           "  <method symbol> <# visit to start> <# visits to snap> <T/F stop after>");
 233         }
 234
 235       } else if( option.equals( "-disjoint-release-mode" ) ) {
 236         state.DISJOINTRELEASEMODE = true;
 237
 238       } else if( option.equals( "-disjoint-dvisit-stack" ) ) {
 239         state.DISJOINTDVISITSTACK         = true;
 240         state.DISJOINTDVISITPQUE          = false;
 241         state.DISJOINTDVISITSTACKEESONTOP = false;
 242
 243       } else if( option.equals( "-disjoint-dvisit-pqueue" ) ) {
 244         state.DISJOINTDVISITPQUE          = true;
 245         state.DISJOINTDVISITSTACK         = false;
 246         state.DISJOINTDVISITSTACKEESONTOP = false;
 247
 248       } else if( option.equals( "-disjoint-dvisit-stack-callees-on-top" ) ) {
 249         state.DISJOINTDVISITSTACKEESONTOP = true;
 250         state.DISJOINTDVISITPQUE          = false;
 251         state.DISJOINTDVISITSTACK         = false;
 252
 253       } else if( option.equals( "-disjoint-desire-determinism" ) ) {
 254         state.DISJOINTDETERMINISM = true;
 255
 256         // when asking analysis for a deterministic result, force
 257         // a stack-based visiting scheme, because the priority queue
 258         // requires a non-deterministic topological sort
 259         state.DISJOINTDVISITSTACKEESONTOP = true;
 260         state.DISJOINTDVISITPQUE          = false;
 261         state.DISJOINTDVISITSTACK         = false;
 262
 263
 264       } else if( option.equals( "-disjoint-debug-scheduling" ) ) {
 265         state.DISJOINTDEBUGSCHEDULING = true;
 266       }
 267
 268
 269       else if (option.equals("-optional"))
 270         state.OPTIONAL=true;
 271       else if (option.equals("-optimize"))
 272         state.OPTIMIZE=true;
 273       else if (option.equals("-dcopts"))
 274         state.DCOPTS=true;
 275       else if (option.equals("-arraypad"))
 276         state.ARRAYPAD=true;
 277       else if (option.equals("-delaycomp"))
 278         state.DELAYCOMP=true;
 279       else if (option.equals("-raw"))
 280         state.RAW=true;
 281       else if (option.equals("-scheduling"))
 282         state.SCHEDULING=true;
 283       else if (option.equals("-distributioninfo"))
 284         isDistributeInfo=true;
 285       else if (option.equals("-disall"))
 286         isDisAll=true;
 287       else if (option.equals("-disstart"))
 288         startnum = Integer.parseInt(args[++i]);
 289       else if (option.equals("-useprofile")) {
 290         state.USEPROFILE=true;
 291     state.profilename = args[++i];
 292       }
 293       else if (option.equals("-thread"))
 294         state.THREAD=true;
 295       else if (option.equals("-dsm"))
 296         state.DSM=true;
 297       else if (option.equals("-recoverystats"))
 298   state.DSMRECOVERYSTATS=true;
 299       else if (option.equals("-dsmtask"))
 300   state.DSMTASK=true;
 301       else if (option.equals("-singleTM"))
 302         state.SINGLETM=true;
 303       else if (option.equals("-readset"))
 304         state.READSET=true;
 305       else if (option.equals("-webinterface"))
 306         state.WEBINTERFACE=true;
 307       else if (option.equals("-instructionfailures"))
 308         state.INSTRUCTIONFAILURE=true;
 309       else if (option.equals("-abcclose"))
 310         state.ARRAYBOUNDARYCHECK=false;
 311
 312       else if (option.equals("-mlp")) {
 313         state.MLP            = true;
 314         state.OWNERSHIP      = true;
 315         state.MLP_NUMCORES   = Integer.parseInt( args[++i] );
 316         state.MLP_MAXSESEAGE = Integer.parseInt( args[++i] );
 317
 318       } else if (option.equals("-mlpdebug")) {
 319         state.MLPDEBUG=true;
 320
 321       } else if (option.equals("-methodeffects")) {
 322         state.METHODEFFECTS=true;
 323
 324       } else if (option.equals("-ooojava")) {
 325         state.OOOJAVA  = true;
 326         state.DISJOINT = true;
 327
 328       }else if (option.equals("-help")) {
 329         System.out.println("-classlibrary classlibrarydirectory -- directory where classlibrary is located");
 330         System.out.println("-selfloop task -- this task doesn't self loop its parameters forever");
 331         System.out.println("-dir outputdirectory -- output code in outputdirectory");
 332         System.out.println("-struct structfile -- output structure declarations for repair tool");
 333         System.out.println("-mainclass -- main function to call");
 334         System.out.println("-dsm -- distributed shared memory support");
 335         System.out.println("-singleTM -- single machine committing transactions");
 336         System.out.println("-abortreaders -- abort readers");
 337         System.out.println("-precise -- use precise garbage collection");
 338         System.out.println("-conscheck -- turn on consistency checking");
 339         System.out.println("-task -- compiler for tasks");
 340         System.out.println("-fastcheck -- fastcheckpointing for Bristlecone");
 341         System.out.println("-thread -- threads");
 342         System.out.println("-trueprob <d> -- probability of true branch");
 343         System.out.println("-printflat -- print out flat representation");
 344         System.out.println("-instructionfailures -- insert code for instruction level failures");
 345         System.out.println("-taskstate -- do task state analysis");
 346         System.out.println("-flatirtasks -- create dot files for flat IR graphs of tasks");
 347         System.out.println("-flatirusermethods -- create dot files for flat IR graphs of user methods");
 348         System.out.println("-flatirlibmethods -- create dot files for flat IR graphs of library class methods");
 349         System.out.println("  note: -flatirusermethods or -flatirlibmethods currently generate all class method flat IR graphs");
 350         System.out.println("-ownership -- do ownership analysis");
 351         System.out.println("-ownallocdepth <d> -- set allocation depth for ownership analysis");
 352         System.out.println("-ownwritedots <all/final> -- write ownership graphs; can be all results or just final results");
 353         System.out.println("-ownaliasfile <filename> -- write a text file showing all detected aliases in program tasks");
 354         System.out.println("-optimize -- enable optimizations");
 355         System.out.println("-optional -- enable optional arguments");
 356         System.out.println("-abcclose close the array boundary check");
 357         System.out.println("-scheduling do task scheduling");
 358         System.out.println("-mlp <num cores> <max sese age> build mlp code");
 359         System.out.println("-mlpdebug if mlp, report progress and interim results");
 360         System.out.println("-multicore generate multi-core version binary");
 361         System.out.println("-numcore set the number of cores (should be used together with -multicore), defaultly set as 1");
 362         System.out.println("-interrupt generate raw version binary with interruption (should be used togethere with -raw)");
 363         System.out.println("-rawconfig config raw simulator as 4xn (should be used together with -raw)");
 364         System.out.println("-rawpath print out execute path information for raw version (should be used together with -raw)");
 365         System.out.println("-useprofile use profiling data for scheduling (should be used together with -raw)");
 366         System.out.println("-threadsimulate generate multi-thread simulate version binary");
 367         System.out.println("-rawuseio use standard io to output profiling data (should be used together with -raw and -profile), it only works with single core version");
 368         System.out.println("-printscheduling -- print out scheduling graphs");
 369         System.out.println("-printschedulesim -- print out scheduling simulation result graphs");
 370         System.out.println("-webinterface -- enable web interface");
 371         System.out.println("-help -- print out help");
 372         System.exit(0);
 373       } else {
 374         sourcefiles.add(args[i]);
 375       }
 376     }
 377
 378     //add default classpath
 379     if (state.classpath.size()==1)
 380       state.classpath.add(ClassLibraryPrefix);
 381
 382     BuildIR bir=new BuildIR(state);
 383     TypeUtil tu=new TypeUtil(state, bir);
 384
 385
 386     SemanticCheck sc=new SemanticCheck(state,tu);
 387
 388     for(int i=0;i<sourcefiles.size();i++)
 389       loadClass(state, bir,(String)sourcefiles.get(i));
 390
 391     //Stuff the runtime wants to see
 392     sc.getClass("String");
 393     sc.getClass("Math");
 394     sc.getClass("File");
 395     sc.getClass("Socket");
 396     sc.getClass("ServerSocket");
 397     sc.getClass("FileInputStream");
 398     sc.getClass("FileOutputStream");
 399     if (state.TASK) {
 400       sc.getClass("TagDescriptor");
 401     }
 402     if (state.THREAD||state.DSM||state.SINGLETM) {
 403       sc.getClass("Thread");
 404     }
 405
 406     sc.semanticCheck();
 407
 408     tu.createFullTable();
 409
 410     BuildFlat bf=new BuildFlat(state,tu);
 411     bf.buildFlat();
 412     SafetyAnalysis sa=null;
 413     PrefetchAnalysis pa=null;
 414     MLPAnalysis mlpa=null;
 415     if (state.INLINEATOMIC) {
 416       Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
 417       while(classit.hasNext()) {
 418         ClassDescriptor cn=(ClassDescriptor)classit.next();
 419         Iterator methodit=cn.getMethods();
 420         while(methodit.hasNext()) {
 421           // do inlining
 422           MethodDescriptor md=(MethodDescriptor)methodit.next();
 423           FlatMethod fm=state.getMethodFlat(md);
 424           Inliner.inlineAtomic(state, tu, fm, state.inlineatomicdepth);
 425         }
 426       }
 427     }
 428
 429
 430     if (state.OPTIMIZE) {
 431       CallGraph callgraph=new CallGraph(state);
 432       CopyPropagation cp=new CopyPropagation();
 433       DeadCode dc=new DeadCode();
 434       GlobalFieldType gft=new GlobalFieldType(callgraph, state, tu.getMain());
 435       CSE cse=new CSE(gft, tu);
 436       localCSE lcse=new localCSE(gft, tu);
 437       LoopOptimize lo=new LoopOptimize(gft, tu);
 438       Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
 439       while(classit.hasNext()) {
 440         ClassDescriptor cn=(ClassDescriptor)classit.next();
 441         Iterator methodit=cn.getMethods();
 442         while(methodit.hasNext()) {
 443           /* Classify parameters */
 444           MethodDescriptor md=(MethodDescriptor)methodit.next();
 445           FlatMethod fm=state.getMethodFlat(md);
 446           cp.optimize(fm);
 447           dc.optimize(fm);
 448           lo.optimize(fm);
 449           cp.optimize(fm);
 450           dc.optimize(fm);
 451           lcse.doAnalysis(fm);
 452           cse.doAnalysis(fm);
 453           cp.optimize(fm);
 454           dc.optimize(fm);
 455           cp.optimize(fm);
 456           dc.optimize(fm);
 457         }
 458       }
 459     }
 460
 461     if (state.FLATIRGRAPH) {
 462       FlatIRGraph firg = new FlatIRGraph(state,
 463                                          state.FLATIRGRAPHTASKS,
 464                                          state.FLATIRGRAPHUSERMETHODS,
 465                                          state.FLATIRGRAPHLIBMETHODS);
 466     }
 467
 468     if (state.OWNERSHIP && !state.MLP) {
 469       CallGraph callGraph = new CallGraph(state);
 470       Liveness liveness = new Liveness();
 471       ArrayReferencees ar = new ArrayReferencees(state);
 472       OwnershipAnalysis oa = new OwnershipAnalysis(state,
 473                                                    tu,
 474                                                    callGraph,
 475                                                    liveness,
 476                                                    ar,
 477                                                    state.OWNERSHIPALLOCDEPTH,
 478                                                    state.OWNERSHIPWRITEDOTS,
 479                                                    state.OWNERSHIPWRITEALL,
 480                                                    state.OWNERSHIPALIASFILE,
 481                                                    state.METHODEFFECTS);
 482     }
 483
 484     if (state.MLP) {
 485       CallGraph callGraph = new CallGraph(state);
 486       Liveness liveness = new Liveness();
 487       ArrayReferencees ar = new ArrayReferencees(state);
 488       OwnershipAnalysis oa = new OwnershipAnalysis(state,
 489                                                    tu,
 490                                                    callGraph,
 491                                                    liveness,
 492                                                    ar,
 493                                                    state.OWNERSHIPALLOCDEPTH,
 494                                                    state.OWNERSHIPWRITEDOTS,
 495                                                    state.OWNERSHIPWRITEALL,
 496                                                    state.OWNERSHIPALIASFILE,
 497                                                    state.METHODEFFECTS);
 498       mlpa = new MLPAnalysis(state,
 499                              tu,
 500                              callGraph,
 501                              oa);
 502     }
 503
 504     if (state.DISJOINT && !state.OOOJAVA) {
 505       CallGraph        cg = new CallGraph(state);
 506       Liveness         l  = new Liveness();
 507       ArrayReferencees ar = new ArrayReferencees(state);
 508       DisjointAnalysis da = new DisjointAnalysis(state, tu, cg, l, ar);
 509     }
 510
 511     if (state.OOOJAVA) {
 512       CallGraph        cg = new CallGraph(state);
 513       Liveness         l  = new Liveness();
 514       ArrayReferencees ar = new ArrayReferencees(state);
 515       OoOJavaAnalysis  oa = new OoOJavaAnalysis(state, tu, cg, l, ar);
 516     }
 517
 518
 519     if (state.TAGSTATE) {
 520       CallGraph callgraph=new CallGraph(state);
 521       TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
 522       TaskTagAnalysis tta=new TaskTagAnalysis(state, taganalysis, tu);
 523     }
 524
 525     if (state.TASKSTATE) {
 526       CallGraph callgraph=new CallGraph(state);
 527       TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
 528       TaskAnalysis ta=new TaskAnalysis(state, taganalysis, tu);
 529       ta.taskAnalysis();
 530       TaskGraph tg=new TaskGraph(state, ta);
 531       tg.createDOTfiles();
 532
 533       if (state.OPTIONAL) {
 534         ExecutionGraph et=new ExecutionGraph(state, ta);
 535         et.createExecutionGraph();
 536         sa = new SafetyAnalysis(et.getExecutionGraph(), state, ta);
 537         sa.doAnalysis();
 538         state.storeAnalysisResult(sa.getResult());
 539         state.storeOptionalTaskDescriptors(sa.getOptionalTaskDescriptors());
 540       }
 541
 542       if (state.WEBINTERFACE) {
 543         GarbageAnalysis ga=new GarbageAnalysis(state, ta);
 544         WebInterface wi=new WebInterface(state, ta, tg, ga, taganalysis);
 545         JhttpServer serve=new JhttpServer(8000,wi);
 546         serve.run();
 547       }
 548
 549       if (state.SCHEDULING) {
 550         // Use ownership analysis to get alias information
 551         CallGraph callGraph = new CallGraph(state);
 552         Liveness liveness = new Liveness();
 553         ArrayReferencees ar = new ArrayReferencees(state);
 554         OwnershipAnalysis oa = new OwnershipAnalysis(state,
 555                                                      tu,
 556                                                      callGraph,
 557                                                      liveness,
 558                                                      ar,
 559                                                      state.OWNERSHIPALLOCDEPTH,
 560                                                      state.OWNERSHIPWRITEDOTS,
 561                                                      state.OWNERSHIPWRITEALL,
 562                                                      state.OWNERSHIPALIASFILE);
 563
 564         // synthesis a layout according to target multicore processor
 565         MCImplSynthesis mcImplSynthesis = new MCImplSynthesis(state,
 566                                                               ta,
 567                                                               oa);
 568         if(isDistributeInfo) {
 569             mcImplSynthesis.distribution(isDisAll, startnum);
 570         } else {
 571             double timeStartAnalysis = (double) System.nanoTime();
 572             mcImplSynthesis.setScheduleThreshold(20);
 573             mcImplSynthesis.setProbThreshold(0);
 574             mcImplSynthesis.setGenerateThreshold(30);
 575             Vector<Schedule> scheduling = mcImplSynthesis.synthesis();
 576
 577             double timeEndAnalysis = (double) System.nanoTime();
 578         if(state.BAMBOOCOMPILETIME) {
 579           double dt = (timeEndAnalysis - timeStartAnalysis)/(Math.pow( 10.0, 9.0 ) );
 580           System.err.println("The analysis took" + dt +  "sec.");
 581           System.exit(0);
 582         }
 583
 584             // generate multicore codes
 585             if(state.MULTICORE) {
 586                 BuildCodeMultiCore bcm=new BuildCodeMultiCore(state,
 587                                                               bf.getMap(),
 588                                                               tu,
 589                                                               sa,
 590                                                               scheduling,
 591                                                               mcImplSynthesis.getCoreNum(),
 592                                                   state.CORENUM4GC,
 593                                                               pa);
 594                 bcm.setOwnershipAnalysis(oa);
 595                 bcm.buildCode();
 596             }
 597             scheduling.clear();
 598             scheduling = null;
 599         }
 600       }
 601     }
 602     if(!state.MULTICORE) {
 603       if (state.DSM||state.SINGLETM) {
 604         CallGraph callgraph=new CallGraph(state);
 605         if (state.PREFETCH) {
 606           //speed up prefetch generation using locality analysis results
 607           LocalityAnalysis la=new LocalityAnalysis(state, callgraph, tu);
 608           pa=new PrefetchAnalysis(state, callgraph, tu, la);
 609         }
 610         LocalityAnalysis la=new LocalityAnalysis(state, callgraph, tu);
 611         GenerateConversions gc=new GenerateConversions(la, state);
 612         BuildCode bc=new BuildCode(state, bf.getMap(), tu, la, pa, mlpa);
 613         bc.buildCode();
 614       } else {
 615         BuildCode bc=new BuildCode(state, bf.getMap(), tu, sa, pa, mlpa);
 616         bc.buildCode();
 617       }
 618     }
 619
 620     System.out.println("Lines="+state.lines);
 621     System.exit(0);
 622   }
 623
 624   public static void loadClass(State state, BuildIR bir, String sourcefile) {
 625     try {
 626       ParseNode pn=readSourceFile(state, sourcefile);
 627       bir.buildtree(pn, null);
 628     } catch (Exception e) {
 629       System.out.println("Error in sourcefile:"+sourcefile);
 630       e.printStackTrace();
 631       System.exit(-1);
 632     } catch (Error e) {
 633       System.out.println("Error in sourcefile:"+sourcefile);
 634       e.printStackTrace();
 635       System.exit(-1);
 636     }
 637   }
 638
 639   /** Reads in a source file and adds the parse tree to the state object. */
 640
 641   public static ParseNode readSourceFile(State state, String sourcefile) {
 642     try {
 643       Reader fr= new BufferedReader(new FileReader(sourcefile));
 644       Lex.Lexer l = new Lex.Lexer(fr);
 645       java_cup.runtime.lr_parser g;
 646       g = new Parse.Parser(l);
 647       ParseNode p=null;
 648       try {
 649         p=(ParseNode) g./*debug_*/parse().value;
 650       } catch (Exception e) {
 651         System.err.println("Error parsing file:"+sourcefile);
 652         e.printStackTrace();
 653         System.exit(-1);
 654       }
 655       state.addParseNode(p);
 656       if (l.numErrors()!=0) {
 657         System.out.println("Error parsing "+sourcefile);
 658         System.exit(l.numErrors());
 659       }
 660       state.lines+=l.line_num;
 661       return p;
 662
 663     } catch (Exception e) {
 664       throw new Error(e);
 665     }
 666   }
 667 }