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