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.JavaBuilder;
  17 import IR.Tree.SemanticCheck;
  18 import IR.Flat.*;
  19 import IR.Flat.Inliner;
  20 import IR.ClassDescriptor;
  21 import IR.State;
  22 import IR.TaskDescriptor;
  23 import IR.TypeUtil;
  24 import Analysis.SSJava.SSJavaAnalysis;
  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.CallGraph.BaseCallGraph;
  34 import Analysis.CallGraph.JavaCallGraph;
  35 import Analysis.TaskStateAnalysis.FEdge;
  36 import Analysis.TaskStateAnalysis.FlagState;
  37 import Analysis.TaskStateAnalysis.TagAnalysis;
  38 import Analysis.TaskStateAnalysis.GarbageAnalysis;
  39 import Analysis.TaskStateAnalysis.ExecutionGraph;
  40 import Analysis.TaskStateAnalysis.SafetyAnalysis;
  41 import Analysis.Locality.LocalityAnalysis;
  42 import Analysis.Locality.GenerateConversions;
  43 import Analysis.Prefetch.PrefetchAnalysis;
  44 import Analysis.FlatIRGraph.FlatIRGraph;
  45 import Analysis.OwnershipAnalysis.OwnershipAnalysis;
  46 import Analysis.Disjoint.DisjointAnalysis;
  47 import Analysis.OoOJava.OoOJavaAnalysis;
  48 import Analysis.Loops.*;
  49 import Analysis.Liveness;
  50 import Analysis.ArrayReferencees;
  51 import Analysis.Pointer.Pointer;
  52 import Analysis.Disjoint.HeapAnalysis;
  53 import IR.MethodDescriptor;
  54 import IR.Flat.FlatMethod;
  55 import Interface.*;
  56 import Util.GraphNode;
  57 import Util.GraphNode.DFS;
  58 import Util.GraphNode.SCC;
  59
  60 public class Main {
  61
  62   /** Main method for the compiler.  */
  63
  64   public static void main(String args[]) throws Exception {
  65     String ClassLibraryPrefix="./ClassLibrary/";
  66     State state=new State();
  67     Vector<String> sourcefiles=new Vector<String>();
  68     State.initTimer();
  69     state.classpath.add(".");
  70
  71     String outputdir = null;
  72     boolean isDistributeInfo = false;
  73     boolean isDisAll = false;
  74     int startnum = 0;
  75
  76
  77     for(int i=0; i<args.length; i++) {
  78       String option=args[i];
  79       if (option.equals("-precise"))
  80         IR.Flat.BuildCode.GENERATEPRECISEGC=true;
  81       else if (option.equals("-jni"))
  82         state.JNI=true;
  83       else if (option.equals("-capture-null-dereferences"))
  84         state.CAPTURE_NULL_DEREFERENCES=true;
  85       else if (option.equals("-prefetch"))
  86         state.PREFETCH=true;
  87       else if (option.equals("-dir"))
  88         IR.Flat.BuildCode.PREFIX=args[++i]+"/";
  89       else if (option.equals("-fastcheck"))
  90         state.FASTCHECK=true;
  91       else if (option.equals("-selfloop"))
  92         state.selfloops.add(args[++i]);
  93       else if (option.equals("-outputdir"))
  94         state.outputdir = args[++i];
  95       else if (option.equals("-excprefetch"))
  96         state.excprefetch.add(args[++i]);
  97       else if (option.equals("-classlibrary"))
  98         state.classpath.add(args[++i]);
  99       else if (option.equals("-inlineatomic")) {
 100         state.INLINEATOMIC=true;
 101         state.inlineatomicdepth=Integer.parseInt(args[++i]);
 102       } else if(option.equals("-numcore")) {
 103         ++i;
 104         state.CORENUM = Integer.parseInt(args[i]);
 105       } else if(option.equals("-numcore4gc")) {
 106         ++i;
 107         state.CORENUM4GC = Integer.parseInt(args[i]);
 108       } else if (option.equals("-mainclass"))
 109         state.main=args[++i];
 110       else if (option.equals("-trueprob")) {
 111         state.TRUEPROB=Double.parseDouble(args[++i]);
 112       } else if (option.equals("-printflat"))
 113         State.PRINTFLAT=true;
 114       else if (option.equals("-printscheduling"))
 115         State.PRINTSCHEDULING=true;
 116       else if (option.equals("-minimize"))
 117         state.MINIMIZE=true;
 118       else if (option.equals("-printschedulesim"))
 119         State.PRINTSCHEDULESIM=true;
 120       else if (option.equals("-printcriticalpath"))
 121         State.PRINTCRITICALPATH=true;
 122       else if (option.equals("-struct"))
 123         state.structfile=args[++i];
 124       else if (option.equals("-conscheck"))
 125         state.CONSCHECK=true;
 126       else if (option.equals("-task"))
 127         state.TASK=true;
 128       else if (option.equals("-abortreaders"))
 129         state.ABORTREADERS=true;
 130       else if (option.equals("-sandbox"))
 131         state.SANDBOX=true;
 132       else if (option.equals("-taskstate"))
 133         state.TASKSTATE=true;
 134       else if (option.equals("-tagstate"))
 135         state.TAGSTATE=true;
 136       else if (option.equals("-stmarray"))
 137         state.STMARRAY=true;
 138       else if (option.equals("-eventmonitor"))
 139         state.EVENTMONITOR=true;
 140       else if (option.equals("-dualview"))
 141         state.DUALVIEW=true;
 142       else if (option.equals("-hybrid"))
 143         state.HYBRID=true;
 144       else if (option.equals("-flatirtasks")) {
 145         state.FLATIRGRAPH=true;
 146         state.FLATIRGRAPHTASKS=true;
 147       } else if (option.equals("-flatirusermethods")) {
 148         state.FLATIRGRAPH=true;
 149         state.FLATIRGRAPHUSERMETHODS=true;
 150       } else if (option.equals("-flatirlibmethods")) {
 151         state.FLATIRGRAPH=true;
 152         state.FLATIRGRAPHLIBMETHODS=true;
 153       } else if (option.equals("-bamboocompiletime")) {
 154         state.BAMBOOCOMPILETIME = true;
 155       } else if (option.equals("-multicore"))
 156         state.MULTICORE=true;
 157       else if (option.equals("-multicoregc"))
 158         state.MULTICOREGC=true;
 159       else if (option.equals("-pmc"))
 160         state.PMC=true;
 161       else if (option.equals("-mgc")) {
 162         state.MGC = true;
 163       } else if (option.equals("-objectlockdebug")) {
 164         state.OBJECTLOCKDEBUG = true;
 165       } else if (option.equals("-ownership"))
 166         state.OWNERSHIP=true;
 167       else if (option.equals("-ownallocdepth")) {
 168         state.OWNERSHIPALLOCDEPTH=Integer.parseInt(args[++i]);
 169       } else if (option.equals("-ownwritedots")) {
 170         state.OWNERSHIPWRITEDOTS=true;
 171         if (args[++i].equals("all")) {
 172           state.OWNERSHIPWRITEALL=true;
 173         }
 174       } else if (option.equals("-ownaliasfile")) {
 175         state.OWNERSHIPALIASFILE=args[++i];
 176       } else if (option.equals("-ownaliasfiletab")) {
 177         state.OWNERSHIPALIASFILE=args[++i];
 178         state.OWNERSHIPALIASTAB=true;
 179       } else if (option.equals("-owndebugcallee")) {
 180         state.OWNERSHIPDEBUGCALLEE=args[++i];
 181       } else if (option.equals("-owndebugcaller")) {
 182         state.OWNERSHIPDEBUGCALLER=args[++i];
 183       } else if (option.equals("-owndebugcallcount")) {
 184         state.OWNERSHIPDEBUGCALLCOUNT=Integer.parseInt(args[++i]);
 185       } else if (option.equals("-pointer")) {
 186         state.POINTER=true;
 187       } else if (option.equals("-disjoint"))
 188         state.DISJOINT=true;
 189       else if (option.equals("-disjoint-k")) {
 190         state.DISJOINTALLOCDEPTH=Integer.parseInt(args[++i]);
 191
 192       } else if (option.equals("-disjoint-write-dots")) {
 193         state.DISJOINTWRITEDOTS = true;
 194         String arg = args[++i];
 195         if( arg.equals("all") ) {
 196           state.DISJOINTWRITEALL = true;
 197         } else if( arg.equals("final") ) {
 198           state.DISJOINTWRITEALL = false;
 199         } else {
 200           throw new Error("disjoint-write-dots requires argument <all/final>");
 201         }
 202
 203       } else if (option.equals("-disjoint-write-initial-contexts")) {
 204         state.DISJOINTWRITEINITCONTEXTS = true;
 205
 206       } else if (option.equals("-disjoint-write-ihms")) {
 207         state.DISJOINTWRITEIHMS = true;
 208
 209       } else if (option.equals("-disjoint-write-all-node-graphs")) {
 210         state.DISJOINT_WRITE_ALL_NODE_FINAL_GRAPHS = true;
 211
 212       } else if (option.equals("-disjoint-alias-file")) {
 213         state.DISJOINTALIASFILE = args[++i];
 214         String arg = args[++i];
 215         if( arg.equals("normal") ) {
 216           state.DISJOINTALIASTAB = false;
 217         } else if( arg.equals("tabbed") ) {
 218           state.DISJOINTALIASTAB = true;
 219         } else {
 220           throw new Error("disjoint-alias-file requires arguments: <filename> <normal/tabbed>");
 221         }
 222
 223       } else if (option.equals("-disjoint-debug-callsite")) {
 224         state.DISJOINTDEBUGCALLEE=args[++i];
 225         state.DISJOINTDEBUGCALLER=args[++i];
 226         state.DISJOINTDEBUGCALLVISITTOSTART=Integer.parseInt(args[++i]);
 227         state.DISJOINTDEBUGCALLNUMVISITS=Integer.parseInt(args[++i]);
 228         String arg = args[++i];
 229         if( arg.equals("true") ) {
 230           state.DISJOINTDEBUGCALLSTOPAFTER = true;
 231         } else if( arg.equals("false") ) {
 232           state.DISJOINTDEBUGCALLSTOPAFTER = false;
 233         } else {
 234           throw new Error("disjoint-debug-callsite requires arguments:\n"+
 235                           "  <callee symbol> <caller symbol> <# visit to start> <# visits to capture> <T/F stop after>");
 236         }
 237         System.out.println( "Disjoint analysis is debugging when "+
 238                             state.DISJOINTDEBUGCALLER+" calls "+
 239                             state.DISJOINTDEBUGCALLEE+" starting after "+
 240                             state.DISJOINTDEBUGCALLVISITTOSTART+" visits and running for "+
 241                             state.DISJOINTDEBUGCALLNUMVISITS+ " visits." );
 242
 243       } else if (option.equals("-disjoint-debug-snap-method")) {
 244         state.DISJOINTSNAPSYMBOL=args[++i];
 245         state.DISJOINTSNAPVISITTOSTART=Integer.parseInt(args[++i]);
 246         state.DISJOINTSNAPNUMVISITS=Integer.parseInt(args[++i]);
 247         String arg = args[++i];
 248         if( arg.equals("true") ) {
 249           state.DISJOINTSNAPSTOPAFTER = true;
 250         } else if( arg.equals("false") ) {
 251           state.DISJOINTSNAPSTOPAFTER = false;
 252         } else {
 253           throw new Error("disjoint-debug-snap-method requires arguments:\n"+
 254                           "  <method symbol> <# visit to start> <# visits to snap> <T/F stop after>");
 255         }
 256
 257       } else if( option.equals("-disjoint-release-mode") ) {
 258         state.DISJOINTRELEASEMODE = true;
 259
 260       } else if( option.equals("-disjoint-dvisit-stack") ) {
 261         state.DISJOINTDVISITSTACK         = true;
 262         state.DISJOINTDVISITPQUE          = false;
 263         state.DISJOINTDVISITSTACKEESONTOP = false;
 264
 265       } else if( option.equals("-disjoint-dvisit-pqueue") ) {
 266         state.DISJOINTDVISITPQUE          = true;
 267         state.DISJOINTDVISITSTACK         = false;
 268         state.DISJOINTDVISITSTACKEESONTOP = false;
 269
 270       } else if( option.equals("-disjoint-dvisit-stack-callees-on-top") ) {
 271         state.DISJOINTDVISITSTACKEESONTOP = true;
 272         state.DISJOINTDVISITPQUE          = false;
 273         state.DISJOINTDVISITSTACK         = false;
 274
 275       } else if( option.equals("-disjoint-desire-determinism") ) {
 276         state.DISJOINTDETERMINISM = true;
 277
 278         // when asking analysis for a deterministic result, force
 279         // a stack-based visiting scheme, because the priority queue
 280         // requires a non-deterministic topological sort
 281         state.DISJOINTDVISITSTACKEESONTOP = true;
 282         state.DISJOINTDVISITPQUE          = false;
 283         state.DISJOINTDVISITSTACK         = false;
 284
 285
 286       } else if( option.equals("-disjoint-debug-scheduling") ) {
 287         state.DISJOINTDEBUGSCHEDULING = true;
 288
 289
 290       } else if( option.equals("-pointsto-check-v-runtime") ) {
 291         state.POINTSTO_CHECK_V_RUNTIME = true;
 292
 293
 294       } else if( option.equals("-do-definite-reach-analysis") ) {
 295         state.DO_DEFINITE_REACH_ANALYSIS = true;
 296
 297
 298       } else if( option.equals("-count-visits") ) {
 299         state.DISJOINT_COUNT_VISITS = true;
 300
 301
 302       } else if (option.equals("-optional"))
 303         state.OPTIONAL=true;
 304       else if (option.equals("-optimize"))
 305         state.OPTIMIZE=true;
 306       else if (option.equals("-noloop"))
 307         state.NOLOOP=true;
 308       else if (option.equals("-dcopts"))
 309         state.DCOPTS=true;
 310       else if (option.equals("-arraypad"))
 311         state.ARRAYPAD=true;
 312       else if (option.equals("-delaycomp"))
 313         state.DELAYCOMP=true;
 314       else if (option.equals("-raw"))
 315         state.RAW=true;
 316       else if (option.equals("-scheduling"))
 317         state.SCHEDULING=true;
 318       else if (option.equals("-distributioninfo"))
 319         isDistributeInfo=true;
 320       else if (option.equals("-disall"))
 321         isDisAll=true;
 322       else if (option.equals("-disstart"))
 323         startnum = Integer.parseInt(args[++i]);
 324       else if (option.equals("-useprofile")) {
 325         state.USEPROFILE=true;
 326         state.profilename = args[++i];
 327       } else if (option.equals("-thread"))
 328         state.THREAD=true;
 329       else if (option.equals("-dsm"))
 330         state.DSM=true;
 331       else if (option.equals("-recoverystats"))
 332         state.DSMRECOVERYSTATS=true;
 333       else if (option.equals("-dsmtask"))
 334         state.DSMTASK=true;
 335       else if (option.equals("-singleTM"))
 336         state.SINGLETM=true;
 337       else if (option.equals("-readset"))
 338         state.READSET=true;
 339       else if (option.equals("-webinterface"))
 340         state.WEBINTERFACE=true;
 341       else if (option.equals("-instructionfailures"))
 342         state.INSTRUCTIONFAILURE=true;
 343       else if (option.equals("-abcclose"))
 344         state.ARRAYBOUNDARYCHECK=false;
 345
 346       else if (option.equals("-methodeffects")) {
 347         state.METHODEFFECTS=true;
 348
 349       } else if (option.equals("-coreprof")) {
 350         state.COREPROF=true;
 351
 352       } else if (option.equals("-ooojava")) {
 353         state.OOOJAVA  = true;
 354         state.DISJOINT = true;
 355         state.OOO_NUMCORES   = Integer.parseInt(args[++i]);
 356         state.OOO_MAXSESEAGE = Integer.parseInt(args[++i]);
 357
 358       } else if (option.equals("-ooodebug") ) {
 359         state.OOODEBUG  = true;
 360       } else if (option.equals("-rcr")) {
 361         state.RCR = true;
 362         state.KEEP_RG_FOR_ALL_PROGRAM_POINTS=true;
 363       } else if (option.equals("-rcr_debug")) {
 364         state.RCR_DEBUG = true;
 365         state.KEEP_RG_FOR_ALL_PROGRAM_POINTS=true;
 366       } else if (option.equals("-rcr_debug_verbose")) {
 367         state.RCR_DEBUG_VERBOSE = true;
 368         state.KEEP_RG_FOR_ALL_PROGRAM_POINTS=true;
 369       } else if (option.equals("-nostalltr")) {
 370         state.NOSTALLTR = true;
 371
 372       } else if (option.equals("-ssjava")) {
 373         state.SSJAVA = true;
 374         state.SSJAVA_GENCODE_PREVENT_CRASHES = true;
 375
 376       } else if (option.equals("-ssjavadebug")) {
 377         state.SSJAVADEBUG = true;
 378
 379       } else if( option.equals( "-ssjava-inject-error" ) ) {
 380         state.SSJAVA_GENCODE_PREVENT_CRASHES = true;
 381         state.SSJAVA_INJECT_ERROR   = true;
 382         state.SSJAVA_INV_ERROR_PROB = Integer.parseInt( args[++i] );
 383         state.SSJAVA_ERROR_SEED     = Integer.parseInt( args[++i] );
 384
 385         // special case, if the inverse prob is 0, turn off errors
 386         if( state.SSJAVA_INV_ERROR_PROB == 0 ) {
 387           state.SSJAVA_INJECT_ERROR = false;
 388         }
 389
 390
 391       }else if (option.equals("-printlinenum")) {
 392         state.LINENUM=true;
 393       } else if (option.equals("-help")) {
 394         System.out.println("-classlibrary classlibrarydirectory -- directory where classlibrary is located");
 395         System.out.println("-selfloop task -- this task doesn't self loop its parameters forever");
 396         System.out.println("-dir outputdirectory -- output code in outputdirectory");
 397         System.out.println("-struct structfile -- output structure declarations for repair tool");
 398         System.out.println("-mainclass -- main function to call");
 399         System.out.println("-dsm -- distributed shared memory support");
 400         System.out.println("-singleTM -- single machine committing transactions");
 401         System.out.println("-abortreaders -- abort readers");
 402         System.out.println("-precise -- use precise garbage collection");
 403         System.out.println("-conscheck -- turn on consistency checking");
 404         System.out.println("-task -- compiler for tasks");
 405         System.out.println("-fastcheck -- fastcheckpointing for Bristlecone");
 406         System.out.println("-thread -- threads");
 407         System.out.println("-trueprob <d> -- probability of true branch");
 408         System.out.println("-printflat -- print out flat representation");
 409         System.out.println("-instructionfailures -- insert code for instruction level failures");
 410         System.out.println("-taskstate -- do task state analysis");
 411         System.out.println("-flatirtasks -- create dot files for flat IR graphs of tasks");
 412         System.out.println("-flatirusermethods -- create dot files for flat IR graphs of user methods");
 413         System.out.println("-flatirlibmethods -- create dot files for flat IR graphs of library class methods");
 414         System.out.println("  note: -flatirusermethods or -flatirlibmethods currently generate all class method flat IR graphs");
 415         System.out.println("-ownership -- do ownership analysis");
 416         System.out.println("-ownallocdepth <d> -- set allocation depth for ownership analysis");
 417         System.out.println("-ownwritedots <all/final> -- write ownership graphs; can be all results or just final results");
 418         System.out.println("-ownaliasfile <filename> -- write a text file showing all detected aliases in program tasks");
 419         System.out.println("-optimize -- enable optimizations");
 420         System.out.println("-noloop -- disable loop optimizations");
 421         System.out.println("-optional -- enable optional arguments");
 422         System.out.println("-abcclose close the array boundary check");
 423         System.out.println("-scheduling do task scheduling");
 424         System.out.println("-mlp <num cores> <max sese age> build mlp code");
 425         System.out.println("-mlpdebug if mlp, report progress and interim results");
 426         System.out.println("-multicore generate multi-core version binary");
 427         System.out.println("-numcore set the number of cores (should be used together with -multicore), defaultly set as 1");
 428         System.out.println("-interrupt generate raw version binary with interruption (should be used togethere with -raw)");
 429         System.out.println("-rawconfig config raw simulator as 4xn (should be used together with -raw)");
 430         System.out.println("-rawpath print out execute path information for raw version (should be used together with -raw)");
 431         System.out.println("-useprofile use profiling data for scheduling (should be used together with -raw)");
 432         System.out.println("-threadsimulate generate multi-thread simulate version binary");
 433         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");
 434         System.out.println("-printscheduling -- print out scheduling graphs");
 435         System.out.println("-printschedulesim -- print out scheduling simulation result graphs");
 436         System.out.println("-webinterface -- enable web interface");
 437         System.out.println("-linenum print out line numbers in generated C codes");
 438         System.out.println("-help -- print out help");
 439         System.exit(0);
 440       } else {
 441         sourcefiles.add(args[i]);
 442       }
 443     }
 444
 445     //add default classpath
 446     if (state.classpath.size()==1)
 447       state.classpath.add(ClassLibraryPrefix);
 448
 449     State.logEvent("Done Parsing Commands");
 450     System.out.println("Classpath: "+state.classpath);
 451
 452
 453
 454     TypeUtil tu;
 455     BuildFlat bf;
 456     JavaBuilder jb=null;
 457
 458     if (!state.JNI) {
 459       BuildIR bir=new BuildIR(state);
 460       tu=new TypeUtil(state, bir);
 461       SemanticCheck sc=new SemanticCheck(state,tu);
 462
 463       for(int i=0; i<sourcefiles.size(); i++)
 464         loadClass(state, bir, sourcefiles.get(i));
 465
 466       //Stuff the runtime wants to see
 467
 468       if (state.TASK) {
 469         sc.getClass(null, "TagDescriptor");
 470       }
 471
 472       sc.semanticCheck();
 473       State.logEvent("Done Semantic Checking");
 474
 475       tu.createFullTable();
 476       State.logEvent("Done Creating TypeUtil");
 477
 478       bf=new BuildFlat(state,tu);
 479       bf.buildFlat();
 480       State.logEvent("Done Building Flat");
 481     } else {
 482       jb=new JavaBuilder(state);
 483       jb.build();
 484       tu=jb.getTypeUtil();
 485       bf=jb.getBuildFlat();
 486     }
 487
 488     SafetyAnalysis sa=null;
 489     PrefetchAnalysis pa=null;
 490     OoOJavaAnalysis oooa=null;
 491     HeapAnalysis heapAnalysis=null;
 492
 493     if (state.INLINEATOMIC) {
 494       Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
 495       while(classit.hasNext()) {
 496         ClassDescriptor cn=(ClassDescriptor)classit.next();
 497         Iterator methodit=cn.getMethods();
 498         while(methodit.hasNext()) {
 499           // do inlining
 500           MethodDescriptor md=(MethodDescriptor)methodit.next();
 501           FlatMethod fm=state.getMethodFlat(md);
 502           Inliner.inlineAtomic(state, tu, fm, state.inlineatomicdepth);
 503         }
 504       }
 505     }
 506
 507     CallGraph callgraph=jb!=null?jb:(state.TASK?new BaseCallGraph(state, tu):new JavaCallGraph(state, tu));
 508
 509     // SSJava
 510     SSJavaAnalysis ssjava=new SSJavaAnalysis(state,tu,bf,callgraph);
 511     if(state.SSJAVA) {
 512       ssjava.doCheck();
 513       State.logEvent("Done SSJava Checking");
 514     }
 515
 516     if (state.OPTIMIZE) {
 517       CopyPropagation cp=new CopyPropagation();
 518       DeadCode dc=new DeadCode();
 519       GlobalFieldType gft=new GlobalFieldType(callgraph, state, tu.getMain());
 520       CSE cse=new CSE(gft, tu);
 521       localCSE lcse=new localCSE(gft, tu);
 522       LoopOptimize lo=null;
 523       if (!state.NOLOOP)
 524         lo=new LoopOptimize(gft, tu);
 525       Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
 526       while(classit.hasNext()) {
 527         ClassDescriptor cn=(ClassDescriptor)classit.next();
 528         Iterator methodit=cn.getMethods();
 529         while(methodit.hasNext()) {
 530           /* Classify parameters */
 531           MethodDescriptor md=(MethodDescriptor)methodit.next();
 532           FlatMethod fm=state.getMethodFlat(md);
 533           if (fm==null)
 534             continue;
 535           cp.optimize(fm);
 536           dc.optimize(fm);
 537           if (!state.NOLOOP){
 538             lo.analyze(fm);
 539             lo.optimize(fm);
 540           }
 541
 542
 543           cp.optimize(fm);
 544           dc.optimize(fm);
 545           lcse.doAnalysis(fm);
 546           cse.doAnalysis(fm);
 547           cp.optimize(fm);
 548           dc.optimize(fm);
 549           cp.optimize(fm);
 550           dc.optimize(fm);
 551         }
 552       }
 553       State.logEvent("Done Optimizing");
 554
 555     }
 556
 557     if (state.FLATIRGRAPH) {
 558       FlatIRGraph firg = new FlatIRGraph(state,
 559                                          state.FLATIRGRAPHTASKS,
 560                                          state.FLATIRGRAPHUSERMETHODS,
 561                                          state.FLATIRGRAPHLIBMETHODS);
 562     }
 563
 564     if (state.OWNERSHIP) {
 565       Liveness liveness = new Liveness();
 566       ArrayReferencees ar = new ArrayReferencees(state, tu, callgraph);
 567       OwnershipAnalysis oa = new OwnershipAnalysis(state,
 568                                                    tu,
 569                                                    callgraph,
 570                                                    liveness,
 571                                                    ar,
 572                                                    state.OWNERSHIPALLOCDEPTH,
 573                                                    state.OWNERSHIPWRITEDOTS,
 574                                                    state.OWNERSHIPWRITEALL,
 575                                                    state.OWNERSHIPALIASFILE,
 576                                                    state.METHODEFFECTS);
 577     }
 578
 579     if (state.DISJOINT && !state.OOOJAVA) {
 580       Liveness l  = new Liveness();
 581       ArrayReferencees ar = new ArrayReferencees(state, tu, callgraph);
 582       DisjointAnalysis da = new DisjointAnalysis(state, tu, callgraph, l, ar, null, null);
 583       heapAnalysis = da;
 584     }
 585
 586     if (state.OOOJAVA) {
 587       Liveness l   = new Liveness();
 588       ArrayReferencees ar  = new ArrayReferencees(state, tu, callgraph);
 589       oooa = new OoOJavaAnalysis(state, tu, callgraph, l, ar);
 590       heapAnalysis = oooa.getHeapAnalysis();
 591     }
 592
 593
 594     if (state.TAGSTATE) {
 595       TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
 596       TaskTagAnalysis tta=new TaskTagAnalysis(state, taganalysis, tu);
 597     }
 598
 599     if (state.TASKSTATE) {
 600       TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
 601       TaskAnalysis ta=new TaskAnalysis(state, taganalysis, tu);
 602       ta.taskAnalysis();
 603       TaskGraph tg=new TaskGraph(state, ta);
 604       tg.createDOTfiles();
 605
 606       if (state.OPTIONAL) {
 607         ExecutionGraph et=new ExecutionGraph(state, ta);
 608         et.createExecutionGraph();
 609         sa = new SafetyAnalysis(et.getExecutionGraph(), state, ta);
 610         sa.doAnalysis();
 611         state.storeAnalysisResult(sa.getResult());
 612         state.storeOptionalTaskDescriptors(sa.getOptionalTaskDescriptors());
 613       }
 614
 615       if (state.WEBINTERFACE) {
 616         GarbageAnalysis ga=new GarbageAnalysis(state, ta);
 617         WebInterface wi=new WebInterface(state, ta, tg, ga, taganalysis);
 618         JhttpServer serve=new JhttpServer(8000,wi);
 619         serve.run();
 620       }
 621
 622       if (state.SCHEDULING) {
 623         // Use ownership analysis to get alias information
 624         Liveness liveness = new Liveness();
 625         ArrayReferencees ar = new ArrayReferencees(state, tu, callgraph);
 626         OwnershipAnalysis oa = null; /*new OwnershipAnalysis(state,
 627                                                      tu,
 628                                                      callGraph,
 629                                                  liveness,
 630                                                  ar,
 631                                                      state.OWNERSHIPALLOCDEPTH,
 632                                                      state.OWNERSHIPWRITEDOTS,
 633                                                      state.OWNERSHIPWRITEALL,
 634                                                      state.OWNERSHIPALIASFILE);*/
 635
 636         // synthesis a layout according to target multicore processor
 637         MCImplSynthesis mcImplSynthesis = new MCImplSynthesis(state,
 638                                                               ta,
 639                                                               oa);
 640         if(isDistributeInfo) {
 641           mcImplSynthesis.distribution(isDisAll, startnum);
 642         } else {
 643           double timeStartAnalysis = (double) System.nanoTime();
 644           mcImplSynthesis.setScheduleThreshold(20);
 645           mcImplSynthesis.setProbThreshold(0);
 646           mcImplSynthesis.setGenerateThreshold(30);
 647           Vector<Schedule> scheduling = mcImplSynthesis.synthesis();
 648
 649           double timeEndAnalysis = (double) System.nanoTime();
 650           if(state.BAMBOOCOMPILETIME) {
 651             double dt = (timeEndAnalysis - timeStartAnalysis)/(Math.pow(10.0, 9.0) );
 652             System.err.println("The analysis took" + dt +  "sec.");
 653             System.exit(0);
 654           }
 655
 656           // generate multicore codes
 657           if(state.MULTICORE) {
 658             BuildCodeMultiCore bcm=new BuildCodeMultiCore(state,
 659                                                           bf.getMap(),
 660                                                           tu,
 661                                                           sa,
 662                                                           scheduling,
 663                                                           mcImplSynthesis.getCoreNum(),
 664                                                           state.CORENUM4GC, callgraph);
 665             bcm.setOwnershipAnalysis(oa);
 666             bcm.buildCode();
 667           }
 668           scheduling.clear();
 669           scheduling = null;
 670         }
 671       }
 672     }
 673
 674     if (state.MGC) {
 675       // generate multicore codes
 676       if(state.MULTICORE) {
 677         BuildCodeMGC bcmgc=new BuildCodeMGC(state,
 678                                             bf.getMap(),
 679                                             tu,
 680                                             sa,
 681                                             state.CORENUM,
 682                                             state.CORENUM,
 683                                             state.CORENUM4GC, callgraph);
 684         bcmgc.buildCode();
 685       }
 686     }
 687
 688     if(!state.MULTICORE) {
 689       BuildCode bc;
 690
 691       if (state.DSM||state.SINGLETM) {
 692         if (state.PREFETCH) {
 693           //speed up prefetch generation using locality analysis results
 694           LocalityAnalysis la=new LocalityAnalysis(state, callgraph, tu);
 695           pa=new PrefetchAnalysis(state, callgraph, tu, la);
 696         }
 697         LocalityAnalysis la=new LocalityAnalysis(state, callgraph, tu);
 698         GenerateConversions gc=new GenerateConversions(la, state);
 699         bc=new BuildCodeTran(state, bf.getMap(), tu, la, pa, callgraph);
 700       } else {
 701         if( state.OOOJAVA ) {
 702           bc=new BuildOoOJavaCode(state, bf.getMap(), tu, sa, oooa, callgraph);
 703         } else {
 704           bc=new BuildCode(state, bf.getMap(), tu, sa, callgraph, jb);
 705         }
 706       }
 707
 708       if( (state.OOOJAVA || state.POINTSTO_CHECK_V_RUNTIME) &&
 709           heapAnalysis != null ) {
 710         // use this extension to generate the allocsite field of Object and
 711         // ArrayObject for whatever other extensions and systems need it
 712         BCXallocsiteObjectField bcx = new BCXallocsiteObjectField( bc, tu, heapAnalysis );
 713         bc.registerExtension( bcx );
 714       }
 715
 716       if( state.POINTSTO_CHECK_V_RUNTIME &&
 717           heapAnalysis != null ) {
 718         BCXPointsToCheckVRuntime bcx = new BCXPointsToCheckVRuntime( state, bc, tu, heapAnalysis );
 719         bc.registerExtension( bcx );
 720       }
 721
 722       if( state.SSJAVA_INJECT_ERROR ) {
 723         BCXSSJavaInjectError bcx = new BCXSSJavaInjectError( state, bc );
 724         bc.registerExtension( bcx );
 725       }
 726
 727       bc.buildCode();
 728       State.logEvent("Done With BuildCode");
 729
 730     }
 731
 732     System.out.println("Lines="+state.lines);
 733     System.exit(0);
 734   }
 735
 736   public static void loadClass(State state, BuildIR bir, String sourcefile) {
 737     try {
 738       ParseNode pn=readSourceFile(state, sourcefile);
 739       bir.buildtree(pn, null,sourcefile);
 740     } catch (Exception e) {
 741       System.out.println("Error in sourcefile:"+sourcefile);
 742       e.printStackTrace();
 743       System.exit(-1);
 744     } catch (Error e) {
 745       System.out.println("Error in sourcefile:"+sourcefile);
 746       e.printStackTrace();
 747       System.exit(-1);
 748     }
 749   }
 750
 751   /** Reads in a source file and adds the parse tree to the state object. */
 752
 753   public static ParseNode readSourceFile(State state, String sourcefile) {
 754     try {
 755       Reader fr= new BufferedReader(new FileReader(sourcefile));
 756       Lex.Lexer l = new Lex.Lexer(fr, state.TASK, state.DSM);
 757       java_cup.runtime.lr_parser g;
 758       g = new Parse.Parser(l);
 759       ParseNode p=null;
 760       try {
 761         p=(ParseNode) g./*debug_*/ parse().value;
 762       } catch (Exception e) {
 763         System.err.println("Error parsing file:"+sourcefile);
 764         e.printStackTrace();
 765         System.exit(-1);
 766       }
 767       state.addParseNode(p);
 768       if (l.numErrors()!=0) {
 769         System.out.println("Error parsing "+sourcefile);
 770         System.exit(l.numErrors());
 771       }
 772       state.lines+=l.line_num;
 773       return p;
 774
 775     } catch (Exception e) {
 776       throw new Error(e);
 777     }
 778   }
 779 }