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("-optional"))
 299         state.OPTIONAL=true;
 300       else if (option.equals("-optimize"))
 301         state.OPTIMIZE=true;
 302       else if (option.equals("-noloop"))
 303         state.NOLOOP=true;
 304       else if (option.equals("-dcopts"))
 305         state.DCOPTS=true;
 306       else if (option.equals("-arraypad"))
 307         state.ARRAYPAD=true;
 308       else if (option.equals("-delaycomp"))
 309         state.DELAYCOMP=true;
 310       else if (option.equals("-raw"))
 311         state.RAW=true;
 312       else if (option.equals("-scheduling"))
 313         state.SCHEDULING=true;
 314       else if (option.equals("-distributioninfo"))
 315         isDistributeInfo=true;
 316       else if (option.equals("-disall"))
 317         isDisAll=true;
 318       else if (option.equals("-disstart"))
 319         startnum = Integer.parseInt(args[++i]);
 320       else if (option.equals("-useprofile")) {
 321         state.USEPROFILE=true;
 322         state.profilename = args[++i];
 323       } else if (option.equals("-thread"))
 324         state.THREAD=true;
 325       else if (option.equals("-dsm"))
 326         state.DSM=true;
 327       else if (option.equals("-recoverystats"))
 328         state.DSMRECOVERYSTATS=true;
 329       else if (option.equals("-dsmtask"))
 330         state.DSMTASK=true;
 331       else if (option.equals("-singleTM"))
 332         state.SINGLETM=true;
 333       else if (option.equals("-readset"))
 334         state.READSET=true;
 335       else if (option.equals("-webinterface"))
 336         state.WEBINTERFACE=true;
 337       else if (option.equals("-instructionfailures"))
 338         state.INSTRUCTIONFAILURE=true;
 339       else if (option.equals("-abcclose"))
 340         state.ARRAYBOUNDARYCHECK=false;
 341
 342       else if (option.equals("-methodeffects")) {
 343         state.METHODEFFECTS=true;
 344
 345       } else if (option.equals("-coreprof")) {
 346         state.COREPROF=true;
 347
 348       } else if (option.equals("-ooojava")) {
 349         state.OOOJAVA  = true;
 350         state.DISJOINT = true;
 351         state.OOO_NUMCORES   = Integer.parseInt(args[++i]);
 352         state.OOO_MAXSESEAGE = Integer.parseInt(args[++i]);
 353
 354       } else if (option.equals("-ooodebug") ) {
 355         state.OOODEBUG  = true;
 356       } else if (option.equals("-rcr")) {
 357         state.RCR = true;
 358         state.KEEP_RG_FOR_ALL_PROGRAM_POINTS=true;
 359       } else if (option.equals("-rcr_debug")) {
 360         state.RCR_DEBUG = true;
 361         state.KEEP_RG_FOR_ALL_PROGRAM_POINTS=true;
 362       } else if (option.equals("-rcr_debug_verbose")) {
 363         state.RCR_DEBUG_VERBOSE = true;
 364         state.KEEP_RG_FOR_ALL_PROGRAM_POINTS=true;
 365       } else if (option.equals("-nostalltr")) {
 366         state.NOSTALLTR = true;
 367
 368       } else if (option.equals("-ssjava")) {
 369         state.SSJAVA = true;
 370         state.SSJAVA_GENCODE_PREVENT_CRASHES = true;
 371
 372       } else if (option.equals("-ssjavadebug")) {
 373         state.SSJAVADEBUG = true;
 374
 375       } else if( option.equals( "-ssjava-inject-error" ) ) {
 376         state.SSJAVA_GENCODE_PREVENT_CRASHES = true;
 377         state.SSJAVA_INJECT_ERROR   = true;
 378         state.SSJAVA_INV_ERROR_PROB = Integer.parseInt( args[++i] );
 379         state.SSJAVA_ERROR_SEED     = Integer.parseInt( args[++i] );
 380
 381         // special case, if the inverse prob is 0, turn off errors
 382         if( state.SSJAVA_INV_ERROR_PROB == 0 ) {
 383           state.SSJAVA_INJECT_ERROR = false;
 384         }
 385
 386
 387       }else if (option.equals("-printlinenum")) {
 388         state.LINENUM=true;
 389       } else if (option.equals("-help")) {
 390         System.out.println("-classlibrary classlibrarydirectory -- directory where classlibrary is located");
 391         System.out.println("-selfloop task -- this task doesn't self loop its parameters forever");
 392         System.out.println("-dir outputdirectory -- output code in outputdirectory");
 393         System.out.println("-struct structfile -- output structure declarations for repair tool");
 394         System.out.println("-mainclass -- main function to call");
 395         System.out.println("-dsm -- distributed shared memory support");
 396         System.out.println("-singleTM -- single machine committing transactions");
 397         System.out.println("-abortreaders -- abort readers");
 398         System.out.println("-precise -- use precise garbage collection");
 399         System.out.println("-conscheck -- turn on consistency checking");
 400         System.out.println("-task -- compiler for tasks");
 401         System.out.println("-fastcheck -- fastcheckpointing for Bristlecone");
 402         System.out.println("-thread -- threads");
 403         System.out.println("-trueprob <d> -- probability of true branch");
 404         System.out.println("-printflat -- print out flat representation");
 405         System.out.println("-instructionfailures -- insert code for instruction level failures");
 406         System.out.println("-taskstate -- do task state analysis");
 407         System.out.println("-flatirtasks -- create dot files for flat IR graphs of tasks");
 408         System.out.println("-flatirusermethods -- create dot files for flat IR graphs of user methods");
 409         System.out.println("-flatirlibmethods -- create dot files for flat IR graphs of library class methods");
 410         System.out.println("  note: -flatirusermethods or -flatirlibmethods currently generate all class method flat IR graphs");
 411         System.out.println("-ownership -- do ownership analysis");
 412         System.out.println("-ownallocdepth <d> -- set allocation depth for ownership analysis");
 413         System.out.println("-ownwritedots <all/final> -- write ownership graphs; can be all results or just final results");
 414         System.out.println("-ownaliasfile <filename> -- write a text file showing all detected aliases in program tasks");
 415         System.out.println("-optimize -- enable optimizations");
 416         System.out.println("-noloop -- disable loop optimizations");
 417         System.out.println("-optional -- enable optional arguments");
 418         System.out.println("-abcclose close the array boundary check");
 419         System.out.println("-scheduling do task scheduling");
 420         System.out.println("-mlp <num cores> <max sese age> build mlp code");
 421         System.out.println("-mlpdebug if mlp, report progress and interim results");
 422         System.out.println("-multicore generate multi-core version binary");
 423         System.out.println("-numcore set the number of cores (should be used together with -multicore), defaultly set as 1");
 424         System.out.println("-interrupt generate raw version binary with interruption (should be used togethere with -raw)");
 425         System.out.println("-rawconfig config raw simulator as 4xn (should be used together with -raw)");
 426         System.out.println("-rawpath print out execute path information for raw version (should be used together with -raw)");
 427         System.out.println("-useprofile use profiling data for scheduling (should be used together with -raw)");
 428         System.out.println("-threadsimulate generate multi-thread simulate version binary");
 429         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");
 430         System.out.println("-printscheduling -- print out scheduling graphs");
 431         System.out.println("-printschedulesim -- print out scheduling simulation result graphs");
 432         System.out.println("-webinterface -- enable web interface");
 433         System.out.println("-linenum print out line numbers in generated C codes");
 434         System.out.println("-help -- print out help");
 435         System.exit(0);
 436       } else {
 437         sourcefiles.add(args[i]);
 438       }
 439     }
 440
 441     //add default classpath
 442     if (state.classpath.size()==1)
 443       state.classpath.add(ClassLibraryPrefix);
 444
 445     State.logEvent("Done Parsing Commands");
 446     System.out.println("Classpath: "+state.classpath);
 447
 448
 449
 450     TypeUtil tu;
 451     BuildFlat bf;
 452     JavaBuilder jb=null;
 453
 454     if (!state.JNI) {
 455       BuildIR bir=new BuildIR(state);
 456       tu=new TypeUtil(state, bir);
 457       SemanticCheck sc=new SemanticCheck(state,tu);
 458
 459       for(int i=0; i<sourcefiles.size(); i++)
 460         loadClass(state, bir, sourcefiles.get(i));
 461
 462       //Stuff the runtime wants to see
 463
 464       if (state.TASK) {
 465         sc.getClass(null, "TagDescriptor");
 466       }
 467
 468       sc.semanticCheck();
 469       State.logEvent("Done Semantic Checking");
 470
 471       tu.createFullTable();
 472       State.logEvent("Done Creating TypeUtil");
 473
 474       bf=new BuildFlat(state,tu);
 475       bf.buildFlat();
 476       State.logEvent("Done Building Flat");
 477     } else {
 478       jb=new JavaBuilder(state);
 479       jb.build();
 480       tu=jb.getTypeUtil();
 481       bf=jb.getBuildFlat();
 482     }
 483
 484     SafetyAnalysis sa=null;
 485     PrefetchAnalysis pa=null;
 486     OoOJavaAnalysis oooa=null;
 487     HeapAnalysis heapAnalysis=null;
 488
 489     if (state.INLINEATOMIC) {
 490       Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
 491       while(classit.hasNext()) {
 492         ClassDescriptor cn=(ClassDescriptor)classit.next();
 493         Iterator methodit=cn.getMethods();
 494         while(methodit.hasNext()) {
 495           // do inlining
 496           MethodDescriptor md=(MethodDescriptor)methodit.next();
 497           FlatMethod fm=state.getMethodFlat(md);
 498           Inliner.inlineAtomic(state, tu, fm, state.inlineatomicdepth);
 499         }
 500       }
 501     }
 502
 503     CallGraph callgraph=jb!=null?jb:(state.TASK?new BaseCallGraph(state, tu):new JavaCallGraph(state, tu));
 504
 505     // SSJava
 506     SSJavaAnalysis ssjava=new SSJavaAnalysis(state,tu,bf,callgraph);
 507     if(state.SSJAVA) {
 508       ssjava.doCheck();
 509       State.logEvent("Done SSJava Checking");
 510     }
 511
 512     if (state.OPTIMIZE) {
 513       CopyPropagation cp=new CopyPropagation();
 514       DeadCode dc=new DeadCode();
 515       GlobalFieldType gft=new GlobalFieldType(callgraph, state, tu.getMain());
 516       CSE cse=new CSE(gft, tu);
 517       localCSE lcse=new localCSE(gft, tu);
 518       LoopOptimize lo=null;
 519       if (!state.NOLOOP)
 520         lo=new LoopOptimize(gft, tu);
 521       Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
 522       while(classit.hasNext()) {
 523         ClassDescriptor cn=(ClassDescriptor)classit.next();
 524         Iterator methodit=cn.getMethods();
 525         while(methodit.hasNext()) {
 526           /* Classify parameters */
 527           MethodDescriptor md=(MethodDescriptor)methodit.next();
 528           FlatMethod fm=state.getMethodFlat(md);
 529           if (fm==null)
 530             continue;
 531           cp.optimize(fm);
 532           dc.optimize(fm);
 533           if (!state.NOLOOP){
 534             lo.analyze(fm);
 535             lo.optimize(fm);
 536           }
 537
 538
 539           cp.optimize(fm);
 540           dc.optimize(fm);
 541           lcse.doAnalysis(fm);
 542           cse.doAnalysis(fm);
 543           cp.optimize(fm);
 544           dc.optimize(fm);
 545           cp.optimize(fm);
 546           dc.optimize(fm);
 547         }
 548       }
 549       State.logEvent("Done Optimizing");
 550
 551     }
 552
 553     if (state.FLATIRGRAPH) {
 554       FlatIRGraph firg = new FlatIRGraph(state,
 555                                          state.FLATIRGRAPHTASKS,
 556                                          state.FLATIRGRAPHUSERMETHODS,
 557                                          state.FLATIRGRAPHLIBMETHODS);
 558     }
 559
 560     if (state.OWNERSHIP) {
 561       Liveness liveness = new Liveness();
 562       ArrayReferencees ar = new ArrayReferencees(state, tu, callgraph);
 563       OwnershipAnalysis oa = new OwnershipAnalysis(state,
 564                                                    tu,
 565                                                    callgraph,
 566                                                    liveness,
 567                                                    ar,
 568                                                    state.OWNERSHIPALLOCDEPTH,
 569                                                    state.OWNERSHIPWRITEDOTS,
 570                                                    state.OWNERSHIPWRITEALL,
 571                                                    state.OWNERSHIPALIASFILE,
 572                                                    state.METHODEFFECTS);
 573     }
 574
 575     if (state.DISJOINT && !state.OOOJAVA) {
 576       Liveness l  = new Liveness();
 577       ArrayReferencees ar = new ArrayReferencees(state, tu, callgraph);
 578       DisjointAnalysis da = new DisjointAnalysis(state, tu, callgraph, l, ar, null, null);
 579       heapAnalysis = da;
 580     }
 581
 582     if (state.OOOJAVA) {
 583       Liveness l   = new Liveness();
 584       ArrayReferencees ar  = new ArrayReferencees(state, tu, callgraph);
 585       oooa = new OoOJavaAnalysis(state, tu, callgraph, l, ar);
 586       heapAnalysis = oooa.getHeapAnalysis();
 587     }
 588
 589
 590     if (state.TAGSTATE) {
 591       TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
 592       TaskTagAnalysis tta=new TaskTagAnalysis(state, taganalysis, tu);
 593     }
 594
 595     if (state.TASKSTATE) {
 596       TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
 597       TaskAnalysis ta=new TaskAnalysis(state, taganalysis, tu);
 598       ta.taskAnalysis();
 599       TaskGraph tg=new TaskGraph(state, ta);
 600       tg.createDOTfiles();
 601
 602       if (state.OPTIONAL) {
 603         ExecutionGraph et=new ExecutionGraph(state, ta);
 604         et.createExecutionGraph();
 605         sa = new SafetyAnalysis(et.getExecutionGraph(), state, ta);
 606         sa.doAnalysis();
 607         state.storeAnalysisResult(sa.getResult());
 608         state.storeOptionalTaskDescriptors(sa.getOptionalTaskDescriptors());
 609       }
 610
 611       if (state.WEBINTERFACE) {
 612         GarbageAnalysis ga=new GarbageAnalysis(state, ta);
 613         WebInterface wi=new WebInterface(state, ta, tg, ga, taganalysis);
 614         JhttpServer serve=new JhttpServer(8000,wi);
 615         serve.run();
 616       }
 617
 618       if (state.SCHEDULING) {
 619         // Use ownership analysis to get alias information
 620         Liveness liveness = new Liveness();
 621         ArrayReferencees ar = new ArrayReferencees(state, tu, callgraph);
 622         OwnershipAnalysis oa = null; /*new OwnershipAnalysis(state,
 623                                                      tu,
 624                                                      callGraph,
 625                                                  liveness,
 626                                                  ar,
 627                                                      state.OWNERSHIPALLOCDEPTH,
 628                                                      state.OWNERSHIPWRITEDOTS,
 629                                                      state.OWNERSHIPWRITEALL,
 630                                                      state.OWNERSHIPALIASFILE);*/
 631
 632         // synthesis a layout according to target multicore processor
 633         MCImplSynthesis mcImplSynthesis = new MCImplSynthesis(state,
 634                                                               ta,
 635                                                               oa);
 636         if(isDistributeInfo) {
 637           mcImplSynthesis.distribution(isDisAll, startnum);
 638         } else {
 639           double timeStartAnalysis = (double) System.nanoTime();
 640           mcImplSynthesis.setScheduleThreshold(20);
 641           mcImplSynthesis.setProbThreshold(0);
 642           mcImplSynthesis.setGenerateThreshold(30);
 643           Vector<Schedule> scheduling = mcImplSynthesis.synthesis();
 644
 645           double timeEndAnalysis = (double) System.nanoTime();
 646           if(state.BAMBOOCOMPILETIME) {
 647             double dt = (timeEndAnalysis - timeStartAnalysis)/(Math.pow(10.0, 9.0) );
 648             System.err.println("The analysis took" + dt +  "sec.");
 649             System.exit(0);
 650           }
 651
 652           // generate multicore codes
 653           if(state.MULTICORE) {
 654             BuildCodeMultiCore bcm=new BuildCodeMultiCore(state,
 655                                                           bf.getMap(),
 656                                                           tu,
 657                                                           sa,
 658                                                           scheduling,
 659                                                           mcImplSynthesis.getCoreNum(),
 660                                                           state.CORENUM4GC, callgraph);
 661             bcm.setOwnershipAnalysis(oa);
 662             bcm.buildCode();
 663           }
 664           scheduling.clear();
 665           scheduling = null;
 666         }
 667       }
 668     }
 669
 670     if (state.MGC) {
 671       // generate multicore codes
 672       if(state.MULTICORE) {
 673         BuildCodeMGC bcmgc=new BuildCodeMGC(state,
 674                                             bf.getMap(),
 675                                             tu,
 676                                             sa,
 677                                             state.CORENUM,
 678                                             state.CORENUM,
 679                                             state.CORENUM4GC, callgraph);
 680         bcmgc.buildCode();
 681       }
 682     }
 683
 684     if(!state.MULTICORE) {
 685       BuildCode bc;
 686
 687       if (state.DSM||state.SINGLETM) {
 688         if (state.PREFETCH) {
 689           //speed up prefetch generation using locality analysis results
 690           LocalityAnalysis la=new LocalityAnalysis(state, callgraph, tu);
 691           pa=new PrefetchAnalysis(state, callgraph, tu, la);
 692         }
 693         LocalityAnalysis la=new LocalityAnalysis(state, callgraph, tu);
 694         GenerateConversions gc=new GenerateConversions(la, state);
 695         bc=new BuildCodeTran(state, bf.getMap(), tu, la, pa, callgraph);
 696       } else {
 697         if( state.OOOJAVA ) {
 698           bc=new BuildOoOJavaCode(state, bf.getMap(), tu, sa, oooa, callgraph);
 699         } else {
 700           bc=new BuildCode(state, bf.getMap(), tu, sa, callgraph, jb);
 701         }
 702       }
 703
 704       if( (state.OOOJAVA || state.POINTSTO_CHECK_V_RUNTIME) &&
 705           heapAnalysis != null ) {
 706         // use this extension to generate the allocsite field of Object and
 707         // ArrayObject for whatever other extensions and systems need it
 708         BCXallocsiteObjectField bcx = new BCXallocsiteObjectField( bc, tu, heapAnalysis );
 709         bc.registerExtension( bcx );
 710       }
 711
 712       if( state.POINTSTO_CHECK_V_RUNTIME &&
 713           heapAnalysis != null ) {
 714         BCXPointsToCheckVRuntime bcx = new BCXPointsToCheckVRuntime( state, bc, tu, heapAnalysis );
 715         bc.registerExtension( bcx );
 716       }
 717
 718       if( state.SSJAVA_INJECT_ERROR ) {
 719         BCXSSJavaInjectError bcx = new BCXSSJavaInjectError( state, bc );
 720         bc.registerExtension( bcx );
 721       }
 722
 723       bc.buildCode();
 724       State.logEvent("Done With BuildCode");
 725
 726     }
 727
 728     System.out.println("Lines="+state.lines);
 729     System.exit(0);
 730   }
 731
 732   public static void loadClass(State state, BuildIR bir, String sourcefile) {
 733     try {
 734       ParseNode pn=readSourceFile(state, sourcefile);
 735       bir.buildtree(pn, null,sourcefile);
 736     } catch (Exception e) {
 737       System.out.println("Error in sourcefile:"+sourcefile);
 738       e.printStackTrace();
 739       System.exit(-1);
 740     } catch (Error e) {
 741       System.out.println("Error in sourcefile:"+sourcefile);
 742       e.printStackTrace();
 743       System.exit(-1);
 744     }
 745   }
 746
 747   /** Reads in a source file and adds the parse tree to the state object. */
 748
 749   public static ParseNode readSourceFile(State state, String sourcefile) {
 750     try {
 751       Reader fr= new BufferedReader(new FileReader(sourcefile));
 752       Lex.Lexer l = new Lex.Lexer(fr, state.TASK, state.DSM);
 753       java_cup.runtime.lr_parser g;
 754       g = new Parse.Parser(l);
 755       ParseNode p=null;
 756       try {
 757         p=(ParseNode) g./*debug_*/ parse().value;
 758       } catch (Exception e) {
 759         System.err.println("Error parsing file:"+sourcefile);
 760         e.printStackTrace();
 761         System.exit(-1);
 762       }
 763       state.addParseNode(p);
 764       if (l.numErrors()!=0) {
 765         System.out.println("Error parsing "+sourcefile);
 766         System.exit(l.numErrors());
 767       }
 768       state.lines+=l.line_num;
 769       return p;
 770
 771     } catch (Exception e) {
 772       throw new Error(e);
 773     }
 774   }
 775 }