Robust/src/Main/Main.java

   1 package Main;
   2
   3 import java.io.FileOutputStream;
   4 import java.io.PrintStream;
   5 import java.io.Reader;
   6 import java.io.BufferedReader;
   7 import java.io.FileReader;
   8 import java.io.FileInputStream;
   9 import java.util.Hashtable;
  10 import java.util.Iterator;
  11 import java.util.Set;
  12 import java.util.Vector;
  13
  14 import IR.Tree.ParseNode;
  15 import IR.Tree.BuildIR;
  16 import IR.Tree.SemanticCheck;
  17 import IR.Flat.BuildCodeMultiCore;
  18 import IR.Flat.BuildFlat;
  19 import IR.Flat.BuildCode;
  20 import IR.ClassDescriptor;
  21 import IR.State;
  22 import IR.TaskDescriptor;
  23 import IR.TypeUtil;
  24 import Analysis.Scheduling.MCImplSynthesis;
  25 import Analysis.Scheduling.Schedule;
  26 import Analysis.Scheduling.ScheduleAnalysis;
  27 import Analysis.Scheduling.ScheduleSimulator;
  28 import Analysis.TaskStateAnalysis.TaskAnalysis;
  29 import Analysis.TaskStateAnalysis.TaskTagAnalysis;
  30 import Analysis.TaskStateAnalysis.TaskGraph;
  31 import Analysis.CallGraph.CallGraph;
  32 import Analysis.TaskStateAnalysis.FEdge;
  33 import Analysis.TaskStateAnalysis.FlagState;
  34 import Analysis.TaskStateAnalysis.TagAnalysis;
  35 import Analysis.TaskStateAnalysis.GarbageAnalysis;
  36 import Analysis.TaskStateAnalysis.ExecutionGraph;
  37 import Analysis.TaskStateAnalysis.SafetyAnalysis;
  38 import Analysis.Locality.LocalityAnalysis;
  39 import Analysis.Locality.GenerateConversions;
  40 import Analysis.Prefetch.PrefetchAnalysis;
  41 import Analysis.FlatIRGraph.FlatIRGraph;
  42 import Analysis.OwnershipAnalysis.OwnershipAnalysis;
  43 import Interface.*;
  44 import Util.GraphNode;
  45 import Util.GraphNode.DFS;
  46 import Util.GraphNode.SCC;
  47
  48 public class Main {
  49
  50   /** Main method for the compiler.  */
  51
  52   public static void main(String args[]) throws Exception {
  53     String ClassLibraryPrefix="./ClassLibrary/";
  54     State state=new State();
  55     Vector sourcefiles=new Vector();
  56     state.classpath.add(".");
  57
  58     String outputdir = null;
  59     boolean isDistributeInfo = false;
  60
  61     for(int i=0; i<args.length; i++) {
  62       String option=args[i];
  63       if (option.equals("-precise"))
  64         IR.Flat.BuildCode.GENERATEPRECISEGC=true;
  65       else if (option.equals("-prefetch"))
  66         state.PREFETCH=true;
  67       else if (option.equals("-dir"))
  68         IR.Flat.BuildCode.PREFIX=args[++i]+"/";
  69       else if (option.equals("-fastcheck"))
  70         state.FASTCHECK=true;
  71       else if (option.equals("-selfloop"))
  72         state.selfloops.add(args[++i]);
  73           else if (option.equals("-outputdir"))
  74         state.outputdir = args[++i];
  75       else if (option.equals("-excprefetch"))
  76         state.excprefetch.add(args[++i]);
  77       else if (option.equals("-classlibrary"))
  78         state.classpath.add(args[++i]);
  79       else if(option.equals("-numcore")) {
  80         ++i;
  81         state.CORENUM = Integer.parseInt(args[i]);
  82       } else if (option.equals("-mainclass"))
  83         state.main=args[++i];
  84       else if (option.equals("-trueprob")) {
  85         state.TRUEPROB=Double.parseDouble(args[++i]);
  86       } else if (option.equals("-printflat"))
  87         State.PRINTFLAT=true;
  88       else if (option.equals("-printscheduling"))
  89         State.PRINTSCHEDULING=true;
  90       else if (option.equals("-printschedulesim"))
  91         State.PRINTSCHEDULESIM=true;
  92       else if (option.equals("-printcriticalpath"))
  93           State.PRINTCRITICALPATH=true;
  94       else if (option.equals("-struct"))
  95         state.structfile=args[++i];
  96       else if (option.equals("-conscheck"))
  97         state.CONSCHECK=true;
  98       else if (option.equals("-task"))
  99         state.TASK=true;
 100       else if (option.equals("-abortreaders"))
 101         state.ABORTREADERS=true;
 102       else if (option.equals("-taskstate"))
 103         state.TASKSTATE=true;
 104       else if (option.equals("-tagstate"))
 105         state.TAGSTATE=true;
 106       else if (option.equals("-flatirtasks")) {
 107         state.FLATIRGRAPH=true;
 108         state.FLATIRGRAPHTASKS=true;
 109       } else if (option.equals("-flatirusermethods")) {
 110         state.FLATIRGRAPH=true;
 111         state.FLATIRGRAPHUSERMETHODS=true;
 112       } else if (option.equals("-flatirlibmethods")) {
 113         state.FLATIRGRAPH=true;
 114         state.FLATIRGRAPHLIBMETHODS=true;
 115       } else if (option.equals("-multicore"))
 116         state.MULTICORE=true;
 117       else if (option.equals("-ownership"))
 118         state.OWNERSHIP=true;
 119       else if (option.equals("-ownallocdepth")) {
 120         state.OWNERSHIPALLOCDEPTH=Integer.parseInt(args[++i]);
 121       } else if (option.equals("-ownwritedots")) {
 122         state.OWNERSHIPWRITEDOTS=true;
 123         if (args[++i].equals("all")) {
 124           state.OWNERSHIPWRITEALL=true;
 125         }
 126       } else if (option.equals("-ownaliasfile"))
 127         state.OWNERSHIPALIASFILE=args[++i];
 128       else if (option.equals("-optional"))
 129         state.OPTIONAL=true;
 130       else if (option.equals("-raw"))
 131         state.RAW=true;
 132       else if (option.equals("-scheduling"))
 133         state.SCHEDULING=true;
 134       else if (option.equals("-distributioninfo"))
 135         isDistributeInfo=true;
 136       else if (option.equals("-useprofile"))
 137         state.USEPROFILE=true;
 138       else if (option.equals("-thread"))
 139         state.THREAD=true;
 140       else if (option.equals("-dsm"))
 141         state.DSM=true;
 142       else if (option.equals("-singleTM"))
 143         state.SINGLETM=true;
 144       else if (option.equals("-webinterface"))
 145         state.WEBINTERFACE=true;
 146       else if (option.equals("-instructionfailures"))
 147         state.INSTRUCTIONFAILURE=true;
 148       else if (option.equals("-abcclose"))
 149         state.ARRAYBOUNDARYCHECK=false;
 150       else if (option.equals("-mlp"))
 151         state.MLP=true;
 152       else if (option.equals("-help")) {
 153         System.out.println("-classlibrary classlibrarydirectory -- directory where classlibrary is located");
 154         System.out.println("-selfloop task -- this task doesn't self loop its parameters forever");
 155         System.out.println("-dir outputdirectory -- output code in outputdirectory");
 156         System.out.println("-struct structfile -- output structure declarations for repair tool");
 157         System.out.println("-mainclass -- main function to call");
 158         System.out.println("-dsm -- distributed shared memory support");
 159         System.out.println("-singleTM -- single machine committing transactions");
 160         System.out.println("-abortreaders -- abort readers");
 161         System.out.println("-precise -- use precise garbage collection");
 162         System.out.println("-conscheck -- turn on consistency checking");
 163         System.out.println("-task -- compiler for tasks");
 164         System.out.println("-fastcheck -- fastcheckpointing for Bristlecone");
 165         System.out.println("-thread -- threads");
 166         System.out.println("-trueprob <d> -- probability of true branch");
 167         System.out.println("-printflat -- print out flat representation");
 168         System.out.println("-instructionfailures -- insert code for instruction level failures");
 169         System.out.println("-taskstate -- do task state analysis");
 170         System.out.println("-flatirtasks -- create dot files for flat IR graphs of tasks");
 171         System.out.println("-flatirusermethods -- create dot files for flat IR graphs of user methods");
 172         System.out.println("-flatirlibmethods -- create dot files for flat IR graphs of library class methods");
 173         System.out.println("  note: -flatirusermethods or -flatirlibmethods currently generate all class method flat IR graphs");
 174         System.out.println("-ownership -- do ownership analysis");
 175         System.out.println("-ownallocdepth <d> -- set allocation depth for ownership analysis");
 176         System.out.println("-ownwritedots <all/final> -- write ownership graphs; can be all results or just final results");
 177         System.out.println("-ownaliasfile <filename> -- write a text file showing all detected aliases in program tasks");
 178         System.out.println("-optional -- enable optional arguments");
 179         System.out.println("-abcclose close the array boundary check");
 180         System.out.println("-scheduling do task scheduling");
 181         System.out.println("-mlp build mlp code");
 182         System.out.println("-multicore generate multi-core version binary");
 183         System.out.println("-numcore set the number of cores (should be used together with -multicore), defaultly set as 1");
 184         System.out.println("-raw generate raw version binary (should be used together with -multicore)");
 185         System.out.println("-interrupt generate raw version binary with interruption (should be used togethere with -raw)");
 186         System.out.println("-rawconfig config raw simulator as 4xn (should be used together with -raw)");
 187         System.out.println("-rawpath print out execute path information for raw version (should be used together with -raw)");
 188         System.out.println("-useprofile use profiling data for scheduling (should be used together with -raw)");
 189         System.out.println("-threadsimulate generate multi-thread simulate version binary");
 190         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");
 191         System.out.println("-printscheduling -- print out scheduling graphs");
 192         System.out.println("-printschedulesim -- print out scheduling simulation result graphs");
 193         System.out.println("-webinterface -- enable web interface");
 194         System.out.println("-help -- print out help");
 195         System.exit(0);
 196       } else {
 197         sourcefiles.add(args[i]);
 198       }
 199     }
 200
 201     //add default classpath
 202     if (state.classpath.size()==1)
 203       state.classpath.add(ClassLibraryPrefix);
 204
 205     BuildIR bir=new BuildIR(state);
 206     TypeUtil tu=new TypeUtil(state, bir);
 207
 208
 209     SemanticCheck sc=new SemanticCheck(state,tu);
 210
 211     for(int i=0;i<sourcefiles.size();i++)
 212       loadClass(state, bir,(String)sourcefiles.get(i));
 213
 214     //Stuff the runtime wants to see
 215     sc.getClass("String");
 216     sc.getClass("Math");
 217     sc.getClass("File");
 218     sc.getClass("Socket");
 219     sc.getClass("ServerSocket");
 220     sc.getClass("FileInputStream");
 221     sc.getClass("FileOutputStream");
 222     if (state.TASK) {
 223       sc.getClass("TagDescriptor");
 224     }
 225     if (state.THREAD||state.DSM) {
 226         sc.getClass("Thread");
 227     }
 228
 229     sc.semanticCheck();
 230
 231     tu.createFullTable();
 232
 233     BuildFlat bf=new BuildFlat(state,tu);
 234     bf.buildFlat();
 235     SafetyAnalysis sa=null;
 236     PrefetchAnalysis pa=null;
 237
 238     if (state.TAGSTATE) {
 239       CallGraph callgraph=new CallGraph(state);
 240       TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
 241       TaskTagAnalysis tta=new TaskTagAnalysis(state, taganalysis, tu);
 242     }
 243
 244     if (state.TASKSTATE) {
 245       CallGraph callgraph=new CallGraph(state);
 246       TagAnalysis taganalysis=new TagAnalysis(state, callgraph);
 247       TaskAnalysis ta=new TaskAnalysis(state, taganalysis, tu);
 248       ta.taskAnalysis();
 249       TaskGraph tg=new TaskGraph(state, ta);
 250       tg.createDOTfiles();
 251
 252       if (state.OPTIONAL) {
 253         ExecutionGraph et=new ExecutionGraph(state, ta);
 254         et.createExecutionGraph();
 255         sa = new SafetyAnalysis(et.getExecutionGraph(), state, ta);
 256         sa.doAnalysis();
 257         state.storeAnalysisResult(sa.getResult());
 258         state.storeOptionalTaskDescriptors(sa.getOptionalTaskDescriptors());
 259       }
 260
 261       if (state.WEBINTERFACE) {
 262         GarbageAnalysis ga=new GarbageAnalysis(state, ta);
 263         WebInterface wi=new WebInterface(state, ta, tg, ga, taganalysis);
 264         JhttpServer serve=new JhttpServer(8000,wi);
 265         serve.run();
 266       }
 267
 268       if (state.SCHEDULING) {
 269         // Use ownership analysis to get alias information
 270         CallGraph callGraph = new CallGraph(state);
 271         OwnershipAnalysis oa = null;/*new OwnershipAnalysis(state,
 272                                                      tu,
 273                                                      callGraph,
 274                                                      state.OWNERSHIPALLOCDEPTH,
 275                                                      state.OWNERSHIPWRITEDOTS,
 276                                                      state.OWNERSHIPWRITEALL,
 277                                                      state.OWNERSHIPALIASFILE);*/
 278
 279         // synthesis a layout according to target multicore processor
 280         MCImplSynthesis mcImplSynthesis = new MCImplSynthesis(state,
 281                                                               ta,
 282                                                               oa);
 283         if(isDistributeInfo) {
 284             mcImplSynthesis.distribution();
 285         } else {
 286             mcImplSynthesis.setScheduleThreshold(20);
 287             mcImplSynthesis.setProbThreshold(0);
 288             mcImplSynthesis.setGenerateThreshold(30);
 289             Vector<Schedule> scheduling = mcImplSynthesis.synthesis();
 290
 291             // generate multicore codes
 292             if(state.MULTICORE) {
 293                 BuildCodeMultiCore bcm=new BuildCodeMultiCore(state,
 294                                                               bf.getMap(),
 295                                                               tu,
 296                                                               sa,
 297                                                               scheduling,
 298                                                               mcImplSynthesis.getCoreNum(),
 299                                                               pa);
 300                 bcm.setOwnershipAnalysis(oa);
 301                 bcm.buildCode();
 302             }
 303             scheduling.clear();
 304             scheduling = null;
 305         }
 306       }
 307     }
 308
 309     if(!state.MULTICORE) {
 310       if (state.DSM) {
 311         CallGraph callgraph=new CallGraph(state);
 312         if (state.PREFETCH) {
 313           //speed up prefetch generation using locality analysis results
 314           LocalityAnalysis la=new LocalityAnalysis(state, callgraph, tu);
 315           pa=new PrefetchAnalysis(state, callgraph, tu, la);
 316         }
 317
 318         LocalityAnalysis la=new LocalityAnalysis(state, callgraph, tu);
 319         GenerateConversions gc=new GenerateConversions(la, state);
 320         BuildCode bc=new BuildCode(state, bf.getMap(), tu, la, pa);
 321         bc.buildCode();
 322       } else {
 323         BuildCode bc=new BuildCode(state, bf.getMap(), tu, sa, pa);
 324         bc.buildCode();
 325       }
 326     }
 327
 328     if (state.FLATIRGRAPH) {
 329       FlatIRGraph firg = new FlatIRGraph(state,
 330                                          state.FLATIRGRAPHTASKS,
 331                                          state.FLATIRGRAPHUSERMETHODS,
 332                                          state.FLATIRGRAPHLIBMETHODS);
 333     }
 334
 335     if (state.OWNERSHIP) {
 336       CallGraph callGraph = new CallGraph(state);
 337       OwnershipAnalysis oa = new OwnershipAnalysis(state,
 338                                                    tu,
 339                                                    callGraph,
 340                                                    state.OWNERSHIPALLOCDEPTH,
 341                                                    state.OWNERSHIPWRITEDOTS,
 342                                                    state.OWNERSHIPWRITEALL,
 343                                                    state.OWNERSHIPALIASFILE);
 344     }
 345
 346
 347     System.out.println("Lines="+state.lines);
 348     System.exit(0);
 349   }
 350
 351   public static void loadClass(State state, BuildIR bir, String sourcefile) {
 352     ParseNode pn=readSourceFile(state, sourcefile);
 353     bir.buildtree(pn, null);
 354   }
 355
 356   /** Reads in a source file and adds the parse tree to the state object. */
 357
 358   public static ParseNode readSourceFile(State state, String sourcefile) {
 359     try {
 360       Reader fr= new BufferedReader(new FileReader(sourcefile));
 361       Lex.Lexer l = new Lex.Lexer(fr);
 362       java_cup.runtime.lr_parser g;
 363       g = new Parse.Parser(l);
 364       ParseNode p=null;
 365       try {
 366         p=(ParseNode) g./*debug_*/ parse().value;
 367       } catch (Exception e) {
 368         System.err.println("Error parsing file:"+sourcefile);
 369         e.printStackTrace();
 370         System.exit(-1);
 371       }
 372       state.addParseNode(p);
 373       if (l.numErrors()!=0) {
 374         System.out.println("Error parsing "+sourcefile);
 375         System.exit(l.numErrors());
 376       }
 377       state.lines+=l.line_num;
 378       return p;
 379
 380     } catch (Exception e) {
 381       throw new Error(e);
 382     }
 383   }
 384 }