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("-disjoint-disable-global-sweep") ) {
 299         state.DISJOINT_USE_GLOBAL_SWEEP = false;
 300
 301       } else if( option.equals("-disjoint-disable-strong-update") ) {
 302         state.DISJOINT_USE_STRONG_UPDATE = false;
 303
 304       } else if( option.equals("-disjoint-disable-predicates") ) {
 305         state.DISJOINT_USE_PREDICATES = false;
 306
 307       } else if( option.equals("-disjoint-summarize-per-class") ) {
 308         state.DISJOINT_SUMMARIZE_PER_CLASS = true;
 309
 310
 311       } else if( option.equals("-disjoint-count-visits") ) {
 312         state.DISJOINT_COUNT_VISITS = true;
 313
 314       } else if( option.equals("-disjoint-count-graph-elements") ) {
 315         state.DISJOINT_COUNT_GRAPH_ELEMENTS = true;
 316         state.DISJOINT_COUNT_GRAPH_ELEMENTS_FILE = args[++i];
 317
 318       } else if (option.equals("-optional"))
 319         state.OPTIONAL=true;
 320       else if (option.equals("-optimize"))
 321         state.OPTIMIZE=true;
 322       else if (option.equals("-noloop"))
 323         state.NOLOOP=true;
 324       else if (option.equals("-dcopts"))
 325         state.DCOPTS=true;
 326       else if (option.equals("-arraypad"))
 327         state.ARRAYPAD=true;
 328       else if (option.equals("-delaycomp"))
 329         state.DELAYCOMP=true;
 330       else if (option.equals("-raw"))
 331         state.RAW=true;
 332       else if (option.equals("-scheduling"))
 333         state.SCHEDULING=true;
 334       else if (option.equals("-distributioninfo"))
 335         isDistributeInfo=true;
 336       else if (option.equals("-disall"))
 337         isDisAll=true;
 338       else if (option.equals("-disstart"))
 339         startnum = Integer.parseInt(args[++i]);
 340       else if (option.equals("-useprofile")) {
 341         state.USEPROFILE=true;
 342         state.profilename = args[++i];
 343       } else if (option.equals("-thread"))
 344         state.THREAD=true;
 345       else if (option.equals("-dsm"))
 346         state.DSM=true;
 347       else if (option.equals("-recoverystats"))
 348         state.DSMRECOVERYSTATS=true;
 349       else if (option.equals("-dsmtask"))
 350         state.DSMTASK=true;
 351       else if (option.equals("-singleTM"))
 352         state.SINGLETM=true;
 353       else if (option.equals("-readset"))
 354         state.READSET=true;
 355       else if (option.equals("-webinterface"))
 356         state.WEBINTERFACE=true;
 357       else if (option.equals("-instructionfailures"))
 358         state.INSTRUCTIONFAILURE=true;
 359       else if (option.equals("-abcclose"))
 360         state.ARRAYBOUNDARYCHECK=false;
 361
 362       else if (option.equals("-methodeffects")) {
 363         state.METHODEFFECTS=true;
 364
 365       } else if (option.equals("-coreprof")) {
 366         state.COREPROF=true;
 367
 368       } else if (option.equals("-ooojava")) {
 369         state.OOOJAVA  = true;
 370         state.DISJOINT = true;
 371         state.OOO_NUMCORES   = Integer.parseInt(args[++i]);
 372         state.OOO_MAXSESEAGE = Integer.parseInt(args[++i]);
 373
 374       } else if (option.equals("-ooodebug") ) {
 375         state.OOODEBUG  = true;
 376       } else if (option.equals("-rcr")) {
 377         state.RCR = true;
 378         state.KEEP_RG_FOR_ALL_PROGRAM_POINTS=true;
 379       } else if (option.equals("-rcr_debug")) {
 380         state.RCR_DEBUG = true;
 381         state.KEEP_RG_FOR_ALL_PROGRAM_POINTS=true;
 382       } else if (option.equals("-rcr_debug_verbose")) {
 383         state.RCR_DEBUG_VERBOSE = true;
 384         state.KEEP_RG_FOR_ALL_PROGRAM_POINTS=true;
 385       } else if (option.equals("-nostalltr")) {
 386         state.NOSTALLTR = true;
 387
 388       } else if (option.equals("-ssjava")) {
 389         state.SSJAVA = true;
 390         state.SSJAVA_GENCODE_PREVENT_CRASHES = true;
 391
 392       } else if (option.equals("-ssjavadebug")) {
 393         state.SSJAVADEBUG = true;
 394       } else if (option.equals("-ssjavainfer")) {
 395         state.SSJAVAINFER= true;
 396       } else if (option.equals("-ssjava-infer-naive-writedots")){
 397         state.SSJAVA_INFER_NAIVE_WRITEDOTS=true;
 398       } else if( option.equals( "-ssjava-inject-error" ) ) {
 399         state.SSJAVA_GENCODE_PREVENT_CRASHES = true;
 400         state.SSJAVA_INJECT_ERROR   = true;
 401         state.SSJAVA_INV_ERROR_PROB = Integer.parseInt( args[++i] );
 402         state.SSJAVA_ERROR_SEED     = Integer.parseInt( args[++i] );
 403
 404         // special case, if the inverse prob is 0, turn off errors
 405         if( state.SSJAVA_INV_ERROR_PROB == 0 ) {
 406           state.SSJAVA_INJECT_ERROR = false;
 407         }
 408
 409
 410       }else if (option.equals("-printlinenum")) {
 411         state.LINENUM=true;
 412       } else if (option.equals("-help")) {
 413         System.out.println("-classlibrary classlibrarydirectory -- directory where classlibrary is located");
 414         System.out.println("-selfloop task -- this task doesn't self loop its parameters forever");
 415         System.out.println("-dir outputdirectory -- output code in outputdirectory");
 416         System.out.println("-struct structfile -- output structure declarations for repair tool");
 417         System.out.println("-mainclass -- main function to call");
 418         System.out.println("-dsm -- distributed shared memory support");
 419         System.out.println("-singleTM -- single machine committing transactions");
 420         System.out.println("-abortreaders -- abort readers");
 421         System.out.println("-precise -- use precise garbage collection");
 422         System.out.println("-conscheck -- turn on consistency checking");
 423         System.out.println("-task -- compiler for tasks");
 424         System.out.println("-fastcheck -- fastcheckpointing for Bristlecone");
 425         System.out.println("-thread -- threads");
 426         System.out.println("-trueprob <d> -- probability of true branch");
 427         System.out.println("-printflat -- print out flat representation");
 428         System.out.println("-instructionfailures -- insert code for instruction level failures");
 429         System.out.println("-taskstate -- do task state analysis");
 430         System.out.println("-flatirtasks -- create dot files for flat IR graphs of tasks");
 431         System.out.println("-flatirusermethods -- create dot files for flat IR graphs of user methods");
 432         System.out.println("-flatirlibmethods -- create dot files for flat IR graphs of library class methods");
 433         System.out.println("  note: -flatirusermethods or -flatirlibmethods currently generate all class method flat IR graphs");
 434         System.out.println("-ownership -- do ownership analysis");
 435         System.out.println("-ownallocdepth <d> -- set allocation depth for ownership analysis");
 436         System.out.println("-ownwritedots <all/final> -- write ownership graphs; can be all results or just final results");
 437         System.out.println("-ownaliasfile <filename> -- write a text file showing all detected aliases in program tasks");
 438         System.out.println("-optimize -- enable optimizations");
 439         System.out.println("-noloop -- disable loop optimizations");
 440         System.out.println("-optional -- enable optional arguments");
 441         System.out.println("-abcclose close the array boundary check");
 442         System.out.println("-scheduling do task scheduling");
 443         System.out.println("-mlp <num cores> <max sese age> build mlp code");
 444         System.out.println("-mlpdebug if mlp, report progress and interim results");
 445         System.out.println("-multicore generate multi-core version binary");
 446         System.out.println("-numcore set the number of cores (should be used together with -multicore), defaultly set as 1");
 447         System.out.println("-interrupt generate raw version binary with interruption (should be used togethere with -raw)");
 448         System.out.println("-rawconfig config raw simulator as 4xn (should be used together with -raw)");
 449         System.out.println("-rawpath print out execute path information for raw version (should be used together with -raw)");
 450         System.out.println("-useprofile use profiling data for scheduling (should be used together with -raw)");
 451         System.out.println("-threadsimulate generate multi-thread simulate version binary");
 452         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");
 453         System.out.println("-printscheduling -- print out scheduling graphs");
 454         System.out.println("-printschedulesim -- print out scheduling simulation result graphs");
 455         System.out.println("-webinterface -- enable web interface");
 456         System.out.println("-linenum print out line numbers in generated C codes");
 457         System.out.println("-help -- print out help");
 458         System.exit(0);
 459       } else {
 460         sourcefiles.add(args[i]);
 461       }
 462     }
 463
 464     //add default classpath
 465     if (state.classpath.size()==1)
 466       state.classpath.add(ClassLibraryPrefix);
 467
 468     State.logEvent("Done Parsing Commands");
 469     System.out.println("Classpath: "+state.classpath);
 470
 471
 472
 473     TypeUtil tu;
 474     BuildFlat bf;
 475     JavaBuilder jb=null;
 476
 477     if (!state.JNI) {
 478       BuildIR bir=new BuildIR(state);
 479       tu=new TypeUtil(state, bir);
 480       SemanticCheck sc=new SemanticCheck(state,tu);
 481
 482       for(int i=0; i<sourcefiles.size(); i++)
 483         loadClass(state, bir, sourcefiles.get(i));
 484
 485       //Stuff the runtime wants to see
 486
 487       if (state.TASK) {
 488         sc.getClass(null, "TagDescriptor");
 489       }
 490
 491       sc.semanticCheck();
 492       State.logEvent("Done Semantic Checking");
 493
 494       tu.createFullTable();
 495       State.logEvent("Done Creating TypeUtil");
 496
 497       bf=new BuildFlat(state,tu);
 498       bf.buildFlat();
 499       State.logEvent("Done Building Flat");
 500     } else {
 501       jb=new JavaBuilder(state);
 502       jb.build();
 503       tu=jb.getTypeUtil();
 504       bf=jb.getBuildFlat();
 505     }
 506
 507     SafetyAnalysis sa=null;
 508     PrefetchAnalysis pa=null;
 509     OoOJavaAnalysis oooa=null;
 510     HeapAnalysis heapAnalysis=null;
 511
 512     if (state.INLINEATOMIC) {
 513       Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
 514       while(classit.hasNext()) {
 515         ClassDescriptor cn=(ClassDescriptor)classit.next();
 516         Iterator methodit=cn.getMethods();
 517         while(methodit.hasNext()) {
 518           // do inlining
 519           MethodDescriptor md=(MethodDescriptor)methodit.next();
 520           FlatMethod fm=state.getMethodFlat(md);
 521           Inliner.inlineAtomic(state, tu, fm, state.inlineatomicdepth);
 522         }
 523       }
 524     }
 525
 526     CallGraph callgraph=jb!=null?jb:(state.TASK?new BaseCallGraph(state, tu):new JavaCallGraph(state, tu));
 527
 528     // SSJava
 529     SSJavaAnalysis ssjava=new SSJavaAnalysis(state,tu,bf,callgraph);
 530     if(state.SSJAVA) {
 531       ssjava.doCheck();
 532       State.logEvent("Done SSJava Checking");
 533     }
 534
 535     if (state.OPTIMIZE) {
 536       CopyPropagation cp=new CopyPropagation();
 537       DeadCode dc=new DeadCode();
 538       GlobalFieldType gft=new GlobalFieldType(callgraph, state, tu.getMain());
 539       CSE cse=new CSE(gft, tu);
 540       localCSE lcse=new localCSE(gft, tu);
 541       LoopOptimize lo=null;
 542       if (!state.NOLOOP)
 543         lo=new LoopOptimize(gft, tu);
 544       Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
 545       while(classit.hasNext()) {
 546         ClassDescriptor cn=(ClassDescriptor)classit.next();
 547         Iterator methodit=cn.getMethods();
 548         while(methodit.hasNext()) {
 549           /* Classify parameters */
 550           MethodDescriptor md=(MethodDescriptor)methodit.next();
 551           FlatMethod fm=state.getMethodFlat(md);
 552           if (fm==null)
 553             continue;
 554           cp.optimize(fm);
 555           dc.optimize(fm);
 556           if (!state.NOLOOP){
 557             lo.analyze(fm);
 558             lo.optimize(fm);
 559           }
 560
 561
 562           cp.optimize(fm);
 563           dc.optimize(fm);
 564           lcse.doAnalysis(fm);
 565           cse.doAnalysis(fm);
 566           cp.optimize(fm);
 567           dc.optimize(fm);
 568           cp.optimize(fm);
 569           dc.optimize(fm);
 570         }
 571       }
 572       State.logEvent("Done Optimizing");
 573
 574     }
 575
 576     if (state.FLATIRGRAPH) {
 577       FlatIRGraph firg = new FlatIRGraph(state,
 578                                          state.FLATIRGRAPHTASKS,
 579                                          state.FLATIRGRAPHUSERMETHODS,
 580                                          state.FLATIRGRAPHLIBMETHODS);
 581     }
 582
 583     if (state.OWNERSHIP) {
 584       Liveness liveness = new Liveness();
 585       ArrayReferencees ar = new ArrayReferencees(state, tu, callgraph);
 586       OwnershipAnalysis oa = new OwnershipAnalysis(state,
 587                                                    tu,
 588                                                    callgraph,
 589                                                    liveness,
 590                                                    ar,
 591                                                    state.OWNERSHIPALLOCDEPTH,
 592                                                    state.OWNERSHIPWRITEDOTS,
 593                                                    state.OWNERSHIPWRITEALL,
 594                                                    state.OWNERSHIPALIASFILE,
 595                                                    state.METHODEFFECTS);
 596     }
 597
 598     if (state.DISJOINT && !state.OOOJAVA) {
 599       Liveness l  = new Liveness();
 600       ArrayReferencees ar = new ArrayReferencees(state, tu, callgraph);
 601       DisjointAnalysis da = new DisjointAnalysis(state, tu, callgraph, l, ar, null, null);
 602       heapAnalysis = da;
 603     }
 604
 605     if (state.OOOJAVA) {
 606       Liveness l   = new Liveness();
 607       ArrayReferencees ar  = new ArrayReferencees(state, tu, callgraph);
 608       oooa = new OoOJavaAnalysis(state, tu, callgraph, l, ar);
 609       heapAnalysis = oooa.getHeapAnalysis();
 610     }
 611
 612
 613     if (state.TAGSTATE) {
 614       TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
 615       TaskTagAnalysis tta=new TaskTagAnalysis(state, taganalysis, tu);
 616     }
 617
 618     if (state.TASKSTATE) {
 619       TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
 620       TaskAnalysis ta=new TaskAnalysis(state, taganalysis, tu);
 621       ta.taskAnalysis();
 622       TaskGraph tg=new TaskGraph(state, ta);
 623       tg.createDOTfiles();
 624
 625       if (state.OPTIONAL) {
 626         ExecutionGraph et=new ExecutionGraph(state, ta);
 627         et.createExecutionGraph();
 628         sa = new SafetyAnalysis(et.getExecutionGraph(), state, ta);
 629         sa.doAnalysis();
 630         state.storeAnalysisResult(sa.getResult());
 631         state.storeOptionalTaskDescriptors(sa.getOptionalTaskDescriptors());
 632       }
 633
 634       if (state.WEBINTERFACE) {
 635         GarbageAnalysis ga=new GarbageAnalysis(state, ta);
 636         WebInterface wi=new WebInterface(state, ta, tg, ga, taganalysis);
 637         JhttpServer serve=new JhttpServer(8000,wi);
 638         serve.run();
 639       }
 640
 641       if (state.SCHEDULING) {
 642         // Use ownership analysis to get alias information
 643         Liveness liveness = new Liveness();
 644         ArrayReferencees ar = new ArrayReferencees(state, tu, callgraph);
 645         OwnershipAnalysis oa = null; /*new OwnershipAnalysis(state,
 646                                                      tu,
 647                                                      callGraph,
 648                                                  liveness,
 649                                                  ar,
 650                                                      state.OWNERSHIPALLOCDEPTH,
 651                                                      state.OWNERSHIPWRITEDOTS,
 652                                                      state.OWNERSHIPWRITEALL,
 653                                                      state.OWNERSHIPALIASFILE);*/
 654
 655         // synthesis a layout according to target multicore processor
 656         MCImplSynthesis mcImplSynthesis = new MCImplSynthesis(state,
 657                                                               ta,
 658                                                               oa);
 659         if(isDistributeInfo) {
 660           mcImplSynthesis.distribution(isDisAll, startnum);
 661         } else {
 662           double timeStartAnalysis = (double) System.nanoTime();
 663           mcImplSynthesis.setScheduleThreshold(20);
 664           mcImplSynthesis.setProbThreshold(0);
 665           mcImplSynthesis.setGenerateThreshold(30);
 666           Vector<Schedule> scheduling = mcImplSynthesis.synthesis();
 667
 668           double timeEndAnalysis = (double) System.nanoTime();
 669           if(state.BAMBOOCOMPILETIME) {
 670             double dt = (timeEndAnalysis - timeStartAnalysis)/(Math.pow(10.0, 9.0) );
 671             System.err.println("The analysis took" + dt +  "sec.");
 672             System.exit(0);
 673           }
 674
 675           // generate multicore codes
 676           if(state.MULTICORE) {
 677             BuildCodeMultiCore bcm=new BuildCodeMultiCore(state,
 678                                                           bf.getMap(),
 679                                                           tu,
 680                                                           sa,
 681                                                           scheduling,
 682                                                           mcImplSynthesis.getCoreNum(),
 683                                                           state.CORENUM4GC, callgraph);
 684             bcm.setOwnershipAnalysis(oa);
 685             bcm.buildCode();
 686           }
 687           scheduling.clear();
 688           scheduling = null;
 689         }
 690       }
 691     }
 692
 693     if (state.MGC) {
 694       // generate multicore codes
 695       if(state.MULTICORE) {
 696         BuildCodeMGC bcmgc=new BuildCodeMGC(state,
 697                                             bf.getMap(),
 698                                             tu,
 699                                             sa,
 700                                             state.CORENUM,
 701                                             state.CORENUM,
 702                                             state.CORENUM4GC, callgraph);
 703         bcmgc.buildCode();
 704       }
 705     }
 706
 707     if(!state.MULTICORE) {
 708       BuildCode bc;
 709
 710       if (state.DSM||state.SINGLETM) {
 711         if (state.PREFETCH) {
 712           //speed up prefetch generation using locality analysis results
 713           LocalityAnalysis la=new LocalityAnalysis(state, callgraph, tu);
 714           pa=new PrefetchAnalysis(state, callgraph, tu, la);
 715         }
 716         LocalityAnalysis la=new LocalityAnalysis(state, callgraph, tu);
 717         GenerateConversions gc=new GenerateConversions(la, state);
 718         bc=new BuildCodeTran(state, bf.getMap(), tu, la, pa, callgraph);
 719       } else {
 720         if( state.OOOJAVA ) {
 721           bc=new BuildOoOJavaCode(state, bf.getMap(), tu, sa, oooa, callgraph);
 722         } else {
 723           bc=new BuildCode(state, bf.getMap(), tu, sa, callgraph, jb);
 724         }
 725       }
 726
 727       if( (state.OOOJAVA || state.POINTSTO_CHECK_V_RUNTIME) &&
 728           heapAnalysis != null ) {
 729         // use this extension to generate the allocsite field of Object and
 730         // ArrayObject for whatever other extensions and systems need it
 731         BCXallocsiteObjectField bcx = new BCXallocsiteObjectField( bc, tu, heapAnalysis );
 732         bc.registerExtension( bcx );
 733       }
 734
 735       if( state.POINTSTO_CHECK_V_RUNTIME &&
 736           heapAnalysis != null ) {
 737         BCXPointsToCheckVRuntime bcx = new BCXPointsToCheckVRuntime( state, bc, tu, heapAnalysis );
 738         bc.registerExtension( bcx );
 739       }
 740
 741       if( state.SSJAVA_INJECT_ERROR ) {
 742         BCXSSJavaInjectError bcx = new BCXSSJavaInjectError( state, bc );
 743         bc.registerExtension( bcx );
 744       }
 745
 746       bc.buildCode();
 747       State.logEvent("Done With BuildCode");
 748
 749     }
 750
 751     System.out.println("Lines="+state.lines);
 752     System.exit(0);
 753   }
 754
 755   public static void loadClass(State state, BuildIR bir, String sourcefile) {
 756     try {
 757       ParseNode pn=readSourceFile(state, sourcefile);
 758       bir.buildtree(pn, null,sourcefile);
 759     } catch (Exception e) {
 760       System.out.println("Error in sourcefile:"+sourcefile);
 761       e.printStackTrace();
 762       System.exit(-1);
 763     } catch (Error e) {
 764       System.out.println("Error in sourcefile:"+sourcefile);
 765       e.printStackTrace();
 766       System.exit(-1);
 767     }
 768   }
 769
 770   /** Reads in a source file and adds the parse tree to the state object. */
 771
 772   public static ParseNode readSourceFile(State state, String sourcefile) {
 773     try {
 774       Reader fr= new BufferedReader(new FileReader(sourcefile));
 775       Lex.Lexer l = new Lex.Lexer(fr, state.TASK, state.DSM);
 776       java_cup.runtime.lr_parser g;
 777       g = new Parse.Parser(l);
 778       ParseNode p=null;
 779       try {
 780         p=(ParseNode) g./*debug_*/ parse().value;
 781       } catch (Exception e) {
 782         System.err.println("Error parsing file:"+sourcefile);
 783         e.printStackTrace();
 784         System.exit(-1);
 785       }
 786       state.addParseNode(p);
 787       if (l.numErrors()!=0) {
 788         System.out.println("Error parsing "+sourcefile);
 789         System.exit(l.numErrors());
 790       }
 791       state.lines+=l.line_num;
 792       return p;
 793
 794     } catch (Exception e) {
 795       throw new Error(e);
 796     }
 797   }
 798 }