2 import IR.Tree.Modifiers;
3 import IR.Tree.FlagExpressionNode;
4 import IR.Tree.DNFFlag;
5 import IR.Tree.DNFFlagAtom;
6 import IR.Tree.TagExpressionList;
7 import IR.Tree.OffsetNode;
14 import Analysis.TaskStateAnalysis.FlagState;
15 import Analysis.TaskStateAnalysis.FlagComparator;
16 import Analysis.TaskStateAnalysis.OptionalTaskDescriptor;
17 import Analysis.TaskStateAnalysis.Predicate;
18 import Analysis.TaskStateAnalysis.SafetyAnalysis;
19 import Analysis.TaskStateAnalysis.TaskIndex;
20 import Analysis.Locality.LocalityAnalysis;
21 import Analysis.Locality.LocalityBinding;
22 import Analysis.Locality.DiscoverConflicts;
23 import Analysis.Locality.DCWrapper;
24 import Analysis.Locality.DelayComputation;
25 import Analysis.Locality.BranchAnalysis;
26 import Analysis.CallGraph.CallGraph;
27 import Analysis.Disjoint.AllocSite;
28 import Analysis.Disjoint.Effect;
29 import Analysis.Disjoint.ReachGraph;
30 import Analysis.Disjoint.Taint;
31 import Analysis.OoOJava.OoOJavaAnalysis;
32 import Analysis.Prefetch.*;
33 import Analysis.Loops.WriteBarrier;
34 import Analysis.Loops.GlobalFieldType;
35 import Analysis.Locality.TypeAnalysis;
36 import Analysis.MLP.ConflictGraph;
37 import Analysis.MLP.ConflictNode;
38 import Analysis.MLP.MLPAnalysis;
39 import Analysis.MLP.ParentChildConflictsMap;
40 import Analysis.MLP.SESELock;
41 import Analysis.MLP.SESEWaitingQueue;
42 import Analysis.MLP.VariableSourceToken;
43 import Analysis.MLP.VSTWrapper;
44 import Analysis.MLP.CodePlan;
45 import Analysis.MLP.SESEandAgePair;
46 import Analysis.MLP.WaitingElement;
48 public class BuildCode {
51 Hashtable paramstable;
56 String localsprefix="___locals___";
57 String localsprefixaddr="&"+localsprefix;
58 String localsprefixderef=localsprefix+".";
59 String fcrevert="___fcrevert___";
60 String paramsprefix="___params___";
61 String oidstr="___nextobject___";
62 String nextobjstr="___nextobject___";
63 String localcopystr="___localcopy___";
64 public static boolean GENERATEPRECISEGC=false;
65 public static String PREFIX="";
66 public static String arraytype="ArrayObject";
67 public static int flagcount = 0;
70 protected int maxtaskparams=0;
71 private int maxcount=0;
72 ClassDescriptor[] cdarray;
73 TypeDescriptor[] arraytable;
74 LocalityAnalysis locality;
75 Hashtable<LocalityBinding, TempDescriptor> reverttable;
76 Hashtable<LocalityBinding, Hashtable<TempDescriptor, TempDescriptor>> backuptable;
81 String maxTaskRecSizeStr="__maxTaskRecSize___";
82 String mlperrstr = "if(status != 0) { "+
83 "sprintf(errmsg, \"MLP error at %s:%d\", __FILE__, __LINE__); "+
84 "perror(errmsg); exit(-1); }";
85 boolean nonSESEpass=true;
86 RuntimeConflictResolver rcr = null;
89 DiscoverConflicts recorddc;
94 public BuildCode(State st, Hashtable temptovar, TypeUtil typeutil, SafetyAnalysis sa, PrefetchAnalysis pa) {
95 this(st, temptovar, typeutil, null, sa, pa, null, null);
98 public BuildCode(State st, Hashtable temptovar, TypeUtil typeutil, SafetyAnalysis sa, PrefetchAnalysis pa, MLPAnalysis mlpa, OoOJavaAnalysis oooa) {
99 this(st, temptovar, typeutil, null, sa, pa, mlpa, oooa);
102 public BuildCode(State st, Hashtable temptovar, TypeUtil typeutil, LocalityAnalysis locality, PrefetchAnalysis pa, MLPAnalysis mlpa, OoOJavaAnalysis oooa) {
103 this(st, temptovar, typeutil, locality, null, pa, mlpa, oooa);
106 public BuildCode(State st, Hashtable temptovar, TypeUtil typeutil, LocalityAnalysis locality, SafetyAnalysis sa, PrefetchAnalysis pa, MLPAnalysis mlpa, OoOJavaAnalysis oooa) {
112 callgraph=new CallGraph(state);
114 oidstr="___objlocation___";
115 this.temptovar=temptovar;
116 paramstable=new Hashtable();
117 tempstable=new Hashtable();
118 fieldorder=new Hashtable();
119 flagorder=new Hashtable();
120 this.typeutil=typeutil;
121 virtualcalls=new Virtual(state,locality);
122 if (locality!=null) {
123 this.locality=locality;
124 this.reverttable=new Hashtable<LocalityBinding, TempDescriptor>();
125 this.backuptable=new Hashtable<LocalityBinding, Hashtable<TempDescriptor, TempDescriptor>>();
126 this.wb=new WriteBarrier(locality, st);
128 if (state.SINGLETM&&state.DCOPTS) {
129 TypeAnalysis typeanalysis=new TypeAnalysis(locality, st, typeutil,callgraph);
130 GlobalFieldType gft=new GlobalFieldType(callgraph, st, typeutil.getMain());
131 this.dc=new DiscoverConflicts(locality, st, typeanalysis, gft);
134 if (state.DELAYCOMP) {
135 //TypeAnalysis typeanalysis=new TypeAnalysis(locality, st, typeutil,callgraph);
136 TypeAnalysis typeanalysis=new TypeAnalysis(locality, st, typeutil,callgraph);
137 GlobalFieldType gft=new GlobalFieldType(callgraph, st, typeutil.getMain());
138 delaycomp=new DCWrapper(locality, st, typeanalysis, gft);
139 dc=delaycomp.getConflicts();
140 recorddc=new DiscoverConflicts(locality, st, typeanalysis, delaycomp.getCannotDelayMap(), true, true, null);
141 recorddc.doAnalysis();
145 /** The buildCode method outputs C code for all the methods. The Flat
146 * versions of the methods must already be generated and stored in
147 * the State object. */
148 PrintWriter outsandbox=null;
150 public void buildCode() {
151 /* Create output streams to write to */
152 PrintWriter outclassdefs=null;
153 PrintWriter outstructs=null;
154 PrintWriter outrepairstructs=null;
155 PrintWriter outmethodheader=null;
156 PrintWriter outmethod=null;
157 PrintWriter outvirtual=null;
158 PrintWriter outtask=null;
159 PrintWriter outtaskdefs=null;
160 PrintWriter outoptionalarrays=null;
161 PrintWriter optionalheaders=null;
165 outsandbox=new PrintWriter(new FileOutputStream(PREFIX+"sandboxdefs.c"), true);
167 outstructs=new PrintWriter(new FileOutputStream(PREFIX+"structdefs.h"), true);
168 outmethodheader=new PrintWriter(new FileOutputStream(PREFIX+"methodheaders.h"), true);
169 outclassdefs=new PrintWriter(new FileOutputStream(PREFIX+"classdefs.h"), true);
170 outmethod=new PrintWriter(new FileOutputStream(PREFIX+"methods.c"), true);
171 outvirtual=new PrintWriter(new FileOutputStream(PREFIX+"virtualtable.h"), true);
173 outtask=new PrintWriter(new FileOutputStream(PREFIX+"task.h"), true);
174 outtaskdefs=new PrintWriter(new FileOutputStream(PREFIX+"taskdefs.c"), true);
175 if (state.OPTIONAL) {
176 outoptionalarrays=new PrintWriter(new FileOutputStream(PREFIX+"optionalarrays.c"), true);
177 optionalheaders=new PrintWriter(new FileOutputStream(PREFIX+"optionalstruct.h"), true);
180 if (state.structfile!=null) {
181 outrepairstructs=new PrintWriter(new FileOutputStream(PREFIX+state.structfile+".struct"), true);
183 } catch (Exception e) {
188 /* Build the virtual dispatch tables */
189 buildVirtualTables(outvirtual);
191 /* Output includes */
192 outmethodheader.println("#ifndef METHODHEADERS_H");
193 outmethodheader.println("#define METHODHEADERS_H");
194 outmethodheader.println("#include \"structdefs.h\"");
196 outmethodheader.println("#include \"dstm.h\"");
198 outmethodheader.println("#include \"sandbox.h\"");
200 if (state.EVENTMONITOR) {
201 outmethodheader.println("#include \"monitor.h\"");
203 if (state.SINGLETM) {
204 outmethodheader.println("#include \"tm.h\"");
205 outmethodheader.println("#include \"delaycomp.h\"");
206 outmethodheader.println("#include \"inlinestm.h\"");
208 if (state.ABORTREADERS) {
209 outmethodheader.println("#include \"abortreaders.h\"");
210 outmethodheader.println("#include <setjmp.h>");
212 if (state.MLP || state.OOOJAVA) {
213 outmethodheader.println("#include <stdlib.h>");
214 outmethodheader.println("#include <stdio.h>");
215 outmethodheader.println("#include <string.h>");
216 outmethodheader.println("#include \"mlp_runtime.h\"");
217 outmethodheader.println("#include \"psemaphore.h\"");
218 outmethodheader.println("#include \"memPool.h\"");
220 // spit out a global to inform all worker threads with
221 // the maximum size is for any task record
222 outmethodheader.println("extern int "+maxTaskRecSizeStr+";");
225 /* Output Structures */
226 outputStructs(outstructs);
228 // Output the C class declarations
229 // These could mutually reference each other
232 outclassdefs.println("#ifndef __CLASSDEF_H_");
233 outclassdefs.println("#define __CLASSDEF_H_");
234 outputClassDeclarations(outclassdefs);
236 // Output function prototypes and structures for parameters
237 Iterator it=state.getClassSymbolTable().getDescriptorsIterator();
238 while(it.hasNext()) {
239 ClassDescriptor cn=(ClassDescriptor)it.next();
240 generateCallStructs(cn, outclassdefs, outstructs, outmethodheader);
242 outclassdefs.println("#endif");
243 outclassdefs.close();
246 /* Map flags to integers */
247 /* The runtime keeps track of flags using these integers */
248 it=state.getClassSymbolTable().getDescriptorsIterator();
249 while(it.hasNext()) {
250 ClassDescriptor cn=(ClassDescriptor)it.next();
254 generateTaskStructs(outstructs, outmethodheader);
256 /* Outputs generic task structures if this is a task
258 outputTaskTypes(outtask);
261 if( state.MLP || state.OOOJAVA) {
262 // have to initialize some SESE compiler data before
263 // analyzing normal methods, which must happen before
264 // generating SESE internal code
266 Iterator<FlatSESEEnterNode> seseit;
268 seseit=mlpa.getAllSESEs().iterator();
270 seseit=oooa.getAllSESEs().iterator();
273 //TODO signal the object that will report errors
276 rcr = new RuntimeConflictResolver(PREFIX);
277 rcr.setGlobalEffects(oooa.getDisjointAnalysis().getEffectsAnalysis().getAllEffects());
278 } catch (FileNotFoundException e) {
279 System.out.println("Runtime Conflict Resolver could not create output file.");
283 while(seseit.hasNext()){
284 FlatSESEEnterNode fsen = seseit.next();
285 initializeSESE( fsen );
287 //this code will culminate all conflicts into one master hashtable.
288 if(state.RCR && rcr != null) {
289 Analysis.OoOJava.ConflictGraph conflictGraph;
290 Hashtable<Taint, Set<Effect>> conflicts;
292 System.out.println("-------");
293 System.out.println(fsen);
294 System.out.println(fsen.getIsCallerSESEplaceholder());
295 System.out.println(fsen.getParent());
297 if (fsen.getParent()!=null) {
298 conflictGraph = oooa.getConflictGraph(fsen.getParent());
299 System.out.println("CG="+conflictGraph);
300 if (conflictGraph!=null)
301 System.out.println("Conflicts="+conflictGraph.getConflictEffectSet(fsen));
304 if(!fsen.getIsCallerSESEplaceholder() && fsen.getParent()!=null &&
305 (conflictGraph = oooa.getConflictGraph(fsen.getParent())) != null &&
306 (conflicts = conflictGraph.getConflictEffectSet(fsen)) != null) {
307 FlatMethod fm=fsen.getfmEnclosing();
308 ReachGraph rg=oooa.getDisjointAnalysis().getReachGraph(fm.getMethod());
310 rg.writeGraph("RCR_RG_SESE_DEBUG");
312 rcr.addToTraverseToDoList(fsen, rg, conflicts);
318 /* Build the actual methods */
319 outputMethods(outmethod);
321 // Output function prototypes and structures for SESE's and code
322 if( state.MLP || state.OOOJAVA ) {
324 // spit out a global to inform all worker threads with
325 // the maximum size is for any task record
326 outmethod.println("int "+maxTaskRecSizeStr+" = 0;");
328 // used to differentiate, during code generation, whether we are
329 // passing over SESE body code, or non-SESE code
332 // first generate code for each sese's internals
333 Iterator<FlatSESEEnterNode> seseit;
335 seseit=mlpa.getAllSESEs().iterator();
337 seseit=oooa.getAllSESEs().iterator();
340 while(seseit.hasNext()) {
341 FlatSESEEnterNode fsen = seseit.next();
342 generateMethodSESE(fsen, null, outstructs, outmethodheader, outmethod);
345 // then write the invokeSESE switch to decouple scheduler
346 // from having to do unique details of sese invocation
347 generateSESEinvocationMethod(outmethodheader, outmethod);
351 /* Output code for tasks */
352 outputTaskCode(outtaskdefs, outmethod);
354 /* Record maximum number of task parameters */
355 outstructs.println("#define MAXTASKPARAMS "+maxtaskparams);
356 } else if (state.main!=null) {
357 /* Generate main method */
358 outputMainMethod(outmethod);
361 /* Generate information for task with optional parameters */
362 if (state.TASK&&state.OPTIONAL) {
363 generateOptionalArrays(outoptionalarrays, optionalheaders, state.getAnalysisResult(), state.getOptionalTaskDescriptors());
364 outoptionalarrays.close();
367 /* Output structure definitions for repair tool */
368 if (state.structfile!=null) {
369 buildRepairStructs(outrepairstructs);
370 outrepairstructs.close();
374 outmethodheader.println("#endif");
375 outmethodheader.close();
377 outstructs.println("#endif");
381 System.out.println("Runtime Conflict Resolver Done.");
386 /* This code just generates the main C method for java programs.
387 * The main C method packs up the arguments into a string array
388 * and passes it to the java main method. */
390 private void outputMainMethod(PrintWriter outmethod) {
391 outmethod.println("int main(int argc, const char *argv[]) {");
392 outmethod.println(" int i;");
394 if (state.MLP || state.OOOJAVA) {
396 // do a calculation to determine which task record
397 // is the largest, store that as a global value for
398 // allocating records
399 Iterator<FlatSESEEnterNode> seseit;
401 seseit=mlpa.getAllSESEs().iterator();
403 seseit=oooa.getAllSESEs().iterator();
405 while(seseit.hasNext()){
406 FlatSESEEnterNode fsen = seseit.next();
407 outmethod.println("if( sizeof( "+fsen.getSESErecordName()+
408 " ) > "+maxTaskRecSizeStr+
409 " ) { "+maxTaskRecSizeStr+
410 " = sizeof( "+fsen.getSESErecordName()+
414 outmethod.println(" runningSESE = NULL;");
416 outmethod.println(" workScheduleInit( "+state.MLP_NUMCORES+", invokeSESEmethod );");
418 //initializes data structures needed for the RCR traverser
419 if(state.RCR && rcr != null) {
420 outmethod.println(" initializeStructsRCR();");
425 if (state.DSMRECOVERYSTATS) {
426 outmethod.println("#ifdef RECOVERYSTATS \n");
427 outmethod.println("handle();\n");
428 outmethod.println("#endif\n");
430 outmethod.println("#if defined(TRANSSTATS) || defined(RECOVERYSTATS) \n");
431 outmethod.println("handle();\n");
432 outmethod.println("#endif\n");
436 if (state.THREAD||state.DSM||state.SINGLETM) {
437 outmethod.println("initializethreads();");
440 outmethod.println("if (dstmStartup(argv[1])) {");
441 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
442 outmethod.println(" struct ArrayObject * stringarray=allocate_newarray(NULL, STRINGARRAYTYPE, argc-2);");
444 outmethod.println(" struct ArrayObject * stringarray=allocate_newarray(STRINGARRAYTYPE, argc-2);");
447 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
448 outmethod.println(" struct ArrayObject * stringarray=allocate_newarray(NULL, STRINGARRAYTYPE, argc-1);");
450 outmethod.println(" struct ArrayObject * stringarray=allocate_newarray(STRINGARRAYTYPE, argc-1);");
454 outmethod.println(" for(i=2;i<argc;i++) {");
456 outmethod.println(" for(i=1;i<argc;i++) {");
457 outmethod.println(" int length=strlen(argv[i]);");
458 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
459 outmethod.println(" struct ___String___ *newstring=NewString(NULL, argv[i], length);");
461 outmethod.println(" struct ___String___ *newstring=NewString(argv[i], length);");
464 outmethod.println(" ((void **)(((char *)& stringarray->___length___)+sizeof(int)))[i-2]=newstring;");
466 outmethod.println(" ((void **)(((char *)& stringarray->___length___)+sizeof(int)))[i-1]=newstring;");
467 outmethod.println(" }");
469 MethodDescriptor md=typeutil.getMain();
470 ClassDescriptor cd=typeutil.getMainClass();
472 outmethod.println(" {");
473 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
474 if (state.DSM||state.SINGLETM) {
475 outmethod.print(" struct "+cd.getSafeSymbol()+locality.getMain().getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params __parameterlist__={");
477 outmethod.print(" struct "+cd.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params __parameterlist__={");
478 outmethod.println("1, NULL,"+"stringarray};");
479 if (state.DSM||state.SINGLETM)
480 outmethod.println(" "+cd.getSafeSymbol()+locality.getMain().getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(& __parameterlist__);");
482 outmethod.println(" "+cd.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(& __parameterlist__);");
484 if (state.DSM||state.SINGLETM)
485 outmethod.println(" "+cd.getSafeSymbol()+locality.getMain().getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(stringarray);");
487 outmethod.println(" "+cd.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(stringarray);");
489 outmethod.println(" }");
492 outmethod.println("}");
495 if (state.THREAD||state.DSM||state.SINGLETM) {
496 outmethod.println("pthread_mutex_lock(&gclistlock);");
497 outmethod.println("threadcount--;");
498 outmethod.println("pthread_cond_signal(&gccond);");
499 outmethod.println("pthread_mutex_unlock(&gclistlock);");
502 if (state.DSM||state.SINGLETM) {
503 //outmethod.println("#if defined(TRANSSTATS) || defined(RECOVERYSTATS) \n");
504 outmethod.println("#if defined(TRANSSTATS) \n");
505 outmethod.println("printf(\"****** Transaction Stats ******\\n\");");
506 outmethod.println("printf(\"numTransCommit= %d\\n\", numTransCommit);");
507 outmethod.println("printf(\"numTransAbort= %d\\n\", numTransAbort);");
508 outmethod.println("printf(\"nSoftAbort= %d\\n\", nSoftAbort);");
510 outmethod.println("printf(\"nchashSearch= %d\\n\", nchashSearch);");
511 outmethod.println("printf(\"nmhashSearch= %d\\n\", nmhashSearch);");
512 outmethod.println("printf(\"nprehashSearch= %d\\n\", nprehashSearch);");
513 outmethod.println("printf(\"ndirtyCacheObj= %d\\n\", ndirtyCacheObj);");
514 outmethod.println("printf(\"nRemoteReadSend= %d\\n\", nRemoteSend);");
515 outmethod.println("printf(\"bytesSent= %d\\n\", bytesSent);");
516 outmethod.println("printf(\"bytesRecv= %d\\n\", bytesRecv);");
517 outmethod.println("printf(\"totalObjSize= %d\\n\", totalObjSize);");
518 outmethod.println("printf(\"sendRemoteReq= %d\\n\", sendRemoteReq);");
519 outmethod.println("printf(\"getResponse= %d\\n\", getResponse);");
520 } else if (state.SINGLETM) {
521 outmethod.println("printf(\"nSoftAbortAbort= %d\\n\", nSoftAbortAbort);");
522 outmethod.println("printf(\"nSoftAbortCommit= %d\\n\", nSoftAbortCommit);");
523 outmethod.println("#ifdef STMSTATS\n");
524 outmethod.println("for(i=0; i<TOTALNUMCLASSANDARRAY; i++) {\n");
525 outmethod.println(" printf(\"typesCausingAbort[%2d] numaccess= %5d numabort= %3d\\n\", i, typesCausingAbort[i].numaccess, typesCausingAbort[i].numabort);\n");
526 outmethod.println("}\n");
527 outmethod.println("#endif\n");
528 outmethod.println("fflush(stdout);");
530 outmethod.println("#endif\n");
533 if (state.EVENTMONITOR) {
534 outmethod.println("dumpdata();");
537 if (state.THREAD||state.SINGLETM)
538 outmethod.println("pthread_exit(NULL);");
540 if (state.MLP || state.OOOJAVA ) {
541 outmethod.println(" workScheduleBegin();");
544 outmethod.println("}");
547 /* This method outputs code for each task. */
549 private void outputTaskCode(PrintWriter outtaskdefs, PrintWriter outmethod) {
550 /* Compile task based program */
551 outtaskdefs.println("#include \"task.h\"");
552 outtaskdefs.println("#include \"methodheaders.h\"");
553 Iterator taskit=state.getTaskSymbolTable().getDescriptorsIterator();
554 while(taskit.hasNext()) {
555 TaskDescriptor td=(TaskDescriptor)taskit.next();
556 FlatMethod fm=state.getMethodFlat(td);
557 generateFlatMethod(fm, null, outmethod);
558 generateTaskDescriptor(outtaskdefs, fm, td);
561 //Output task descriptors
562 taskit=state.getTaskSymbolTable().getDescriptorsIterator();
563 outtaskdefs.println("struct taskdescriptor * taskarray[]= {");
565 while(taskit.hasNext()) {
566 TaskDescriptor td=(TaskDescriptor)taskit.next();
570 outtaskdefs.println(",");
571 outtaskdefs.print("&task_"+td.getSafeSymbol());
573 outtaskdefs.println("};");
575 outtaskdefs.println("int numtasks="+state.getTaskSymbolTable().getValueSet().size()+";");
578 /* This method outputs most of the methods.c file. This includes
579 * some standard includes and then an array with the sizes of
580 * objets and array that stores supertype and then the code for
581 * the Java methods.. */
583 protected void outputMethods(PrintWriter outmethod) {
584 outmethod.println("#include \"methodheaders.h\"");
585 outmethod.println("#include \"virtualtable.h\"");
586 outmethod.println("#include \"runtime.h\"");
588 // always include: compiler directives will leave out
589 // instrumentation when option is not set
590 outmethod.println("#include \"coreprof/coreprof.h\"");
593 outmethod.println("#include \"sandboxdefs.c\"");
596 outmethod.println("#include \"addPrefetchEnhance.h\"");
597 outmethod.println("#include \"localobjects.h\"");
599 if (state.FASTCHECK) {
600 outmethod.println("#include \"localobjects.h\"");
602 if(state.MULTICORE) {
603 outmethod.println("#include \"task.h\"");
604 outmethod.println("#include \"multicoreruntime.h\"");
605 outmethod.println("#include \"runtime_arch.h\"");
607 if (state.THREAD||state.DSM||state.SINGLETM)
608 outmethod.println("#include <thread.h>");
609 if (state.main!=null) {
610 outmethod.println("#include <string.h>");
612 if (state.CONSCHECK) {
613 outmethod.println("#include \"checkers.h\"");
615 if (state.MLP || state.OOOJAVA ) {
616 outmethod.println("#include <stdlib.h>");
617 outmethod.println("#include <stdio.h>");
618 outmethod.println("#include \"mlp_runtime.h\"");
619 outmethod.println("#include \"psemaphore.h\"");
621 if( state.RCR && rcr != null) {
622 outmethod.println("#include \"RuntimeConflictResolver.h\"");
626 //Store the sizes of classes & array elements
627 generateSizeArray(outmethod);
629 //Store table of supertypes
630 generateSuperTypeTable(outmethod);
632 //Store the layout of classes
633 generateLayoutStructs(outmethod);
635 /* Generate code for methods */
636 if (state.DSM||state.SINGLETM) {
637 for(Iterator<LocalityBinding> lbit=locality.getLocalityBindings().iterator(); lbit.hasNext();) {
638 LocalityBinding lb=lbit.next();
639 MethodDescriptor md=lb.getMethod();
640 FlatMethod fm=state.getMethodFlat(md);
642 if (!md.getModifiers().isNative()) {
643 generateFlatMethod(fm, lb, outmethod);
644 //System.out.println("fm= " + fm + " md= " + md);
648 Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
649 while(classit.hasNext()) {
650 ClassDescriptor cn=(ClassDescriptor)classit.next();
651 Iterator methodit=cn.getMethods();
652 while(methodit.hasNext()) {
653 /* Classify parameters */
654 MethodDescriptor md=(MethodDescriptor)methodit.next();
655 FlatMethod fm=state.getMethodFlat(md);
656 if (!md.getModifiers().isNative()) {
657 generateFlatMethod(fm, null, outmethod);
664 protected void outputStructs(PrintWriter outstructs) {
665 outstructs.println("#ifndef STRUCTDEFS_H");
666 outstructs.println("#define STRUCTDEFS_H");
667 outstructs.println("#include \"classdefs.h\"");
668 outstructs.println("#ifndef INTPTR");
669 outstructs.println("#ifdef BIT64");
670 outstructs.println("#define INTPTR long");
671 outstructs.println("#else");
672 outstructs.println("#define INTPTR int");
673 outstructs.println("#endif");
674 outstructs.println("#endif");
675 if( state.MLP || state.OOOJAVA ) {
676 outstructs.println("#include \"mlp_runtime.h\"");
677 outstructs.println("#include \"psemaphore.h\"");
680 /* Output #defines that the runtime uses to determine type
681 * numbers for various objects it needs */
682 outstructs.println("#define MAXCOUNT "+maxcount);
683 if (state.DSM||state.SINGLETM) {
684 LocalityBinding lbrun=new LocalityBinding(typeutil.getRun(), false);
686 lbrun.setGlobalThis(LocalityAnalysis.GLOBAL);
688 else if (state.SINGLETM) {
689 lbrun.setGlobalThis(LocalityAnalysis.NORMAL);
691 outstructs.println("#define RUNMETHOD "+virtualcalls.getLocalityNumber(lbrun));
695 LocalityBinding lbexecute = new LocalityBinding(typeutil.getExecute(), false);
697 lbexecute.setGlobalThis(LocalityAnalysis.GLOBAL);
698 else if( state.SINGLETM)
699 lbexecute.setGlobalThis(LocalityAnalysis.NORMAL);
700 outstructs.println("#define EXECUTEMETHOD " + virtualcalls.getLocalityNumber(lbexecute));
703 outstructs.println("#define STRINGARRAYTYPE "+
704 (state.getArrayNumber(
705 (new TypeDescriptor(typeutil.getClass(TypeUtil.StringClass))).makeArray(state))+state.numClasses()));
707 outstructs.println("#define OBJECTARRAYTYPE "+
708 (state.getArrayNumber(
709 (new TypeDescriptor(typeutil.getClass(TypeUtil.ObjectClass))).makeArray(state))+state.numClasses()));
712 outstructs.println("#define STRINGTYPE "+typeutil.getClass(TypeUtil.StringClass).getId());
713 outstructs.println("#define CHARARRAYTYPE "+
714 (state.getArrayNumber((new TypeDescriptor(TypeDescriptor.CHAR)).makeArray(state))+state.numClasses()));
716 outstructs.println("#define BYTEARRAYTYPE "+
717 (state.getArrayNumber((new TypeDescriptor(TypeDescriptor.BYTE)).makeArray(state))+state.numClasses()));
719 outstructs.println("#define BYTEARRAYARRAYTYPE "+
720 (state.getArrayNumber((new TypeDescriptor(TypeDescriptor.BYTE)).makeArray(state).makeArray(state))+state.numClasses()));
722 outstructs.println("#define NUMCLASSES "+state.numClasses());
723 int totalClassSize = state.numClasses() + state.numArrays();
724 outstructs.println("#define TOTALNUMCLASSANDARRAY "+ totalClassSize);
726 outstructs.println("#define STARTUPTYPE "+typeutil.getClass(TypeUtil.StartupClass).getId());
727 outstructs.println("#define TAGTYPE "+typeutil.getClass(TypeUtil.TagClass).getId());
728 outstructs.println("#define TAGARRAYTYPE "+
729 (state.getArrayNumber(new TypeDescriptor(typeutil.getClass(TypeUtil.TagClass)).makeArray(state))+state.numClasses()));
733 protected void outputClassDeclarations(PrintWriter outclassdefs) {
734 if (state.THREAD||state.DSM||state.SINGLETM)
735 outclassdefs.println("#include <pthread.h>");
736 outclassdefs.println("#ifndef INTPTR");
737 outclassdefs.println("#ifdef BIT64");
738 outclassdefs.println("#define INTPTR long");
739 outclassdefs.println("#else");
740 outclassdefs.println("#define INTPTR int");
741 outclassdefs.println("#endif");
742 outclassdefs.println("#endif");
744 outclassdefs.println("#include \"optionalstruct.h\"");
745 outclassdefs.println("struct "+arraytype+";");
746 /* Start by declaring all structs */
747 Iterator it=state.getClassSymbolTable().getDescriptorsIterator();
748 while(it.hasNext()) {
749 ClassDescriptor cn=(ClassDescriptor)it.next();
750 outclassdefs.println("struct "+cn.getSafeSymbol()+";");
752 outclassdefs.println("");
753 //Print out definition for array type
754 outclassdefs.println("struct "+arraytype+" {");
755 outclassdefs.println(" int type;");
756 if(state.MLP || state.OOOJAVA ){
757 outclassdefs.println(" int oid;");
758 outclassdefs.println(" int allocsite;");
760 if (state.EVENTMONITOR) {
761 outclassdefs.println(" int objuid;");
764 outclassdefs.println(" pthread_t tid;");
765 outclassdefs.println(" void * lockentry;");
766 outclassdefs.println(" int lockcount;");
769 outclassdefs.println(" int flag;");
770 if(!state.MULTICORE) {
771 outclassdefs.println(" void * flagptr;");
773 outclassdefs.println(" int version;");
774 outclassdefs.println(" int * lock;"); // lock entry for this obj
775 outclassdefs.println(" int mutex;");
776 outclassdefs.println(" int lockcount;");
777 if(state.MULTICOREGC) {
778 outclassdefs.println(" int marked;");
782 outclassdefs.println(" int numfses;");
783 outclassdefs.println(" int * fses;");
786 printClassStruct(typeutil.getClass(TypeUtil.ObjectClass), outclassdefs);
788 if (state.STMARRAY) {
789 outclassdefs.println(" int lowindex;");
790 outclassdefs.println(" int highindex;");
793 outclassdefs.println(" int paddingforarray;");
794 if (state.DUALVIEW) {
795 outclassdefs.println(" int arrayversion;");
798 outclassdefs.println(" int ___length___;");
799 outclassdefs.println("};\n");
800 outclassdefs.println("extern int classsize[];");
801 outclassdefs.println("extern int hasflags[];");
802 outclassdefs.println("extern unsigned INTPTR * pointerarray[];");
803 outclassdefs.println("extern int supertypes[];");
806 /** Prints out definitions for generic task structures */
808 private void outputTaskTypes(PrintWriter outtask) {
809 outtask.println("#ifndef _TASK_H");
810 outtask.println("#define _TASK_H");
811 outtask.println("struct parameterdescriptor {");
812 outtask.println("int type;");
813 outtask.println("int numberterms;");
814 outtask.println("int *intarray;");
815 outtask.println("void * queue;");
816 outtask.println("int numbertags;");
817 outtask.println("int *tagarray;");
818 outtask.println("};");
820 outtask.println("struct taskdescriptor {");
821 outtask.println("void * taskptr;");
822 outtask.println("int numParameters;");
823 outtask.println(" int numTotal;");
824 outtask.println("struct parameterdescriptor **descriptorarray;");
825 outtask.println("char * name;");
826 outtask.println("};");
827 outtask.println("extern struct taskdescriptor * taskarray[];");
828 outtask.println("extern numtasks;");
829 outtask.println("#endif");
833 private void buildRepairStructs(PrintWriter outrepairstructs) {
834 Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
835 while(classit.hasNext()) {
836 ClassDescriptor cn=(ClassDescriptor)classit.next();
837 outrepairstructs.println("structure "+cn.getSymbol()+" {");
838 outrepairstructs.println(" int __type__;");
840 outrepairstructs.println(" int __flag__;");
841 if(!state.MULTICORE) {
842 outrepairstructs.println(" int __flagptr__;");
845 printRepairStruct(cn, outrepairstructs);
846 outrepairstructs.println("}\n");
849 for(int i=0; i<state.numArrays(); i++) {
850 TypeDescriptor tdarray=arraytable[i];
851 TypeDescriptor tdelement=tdarray.dereference();
852 outrepairstructs.println("structure "+arraytype+"_"+state.getArrayNumber(tdarray)+" {");
853 outrepairstructs.println(" int __type__;");
854 printRepairStruct(typeutil.getClass(TypeUtil.ObjectClass), outrepairstructs);
855 outrepairstructs.println(" int length;");
857 // Need to add support to repair tool for this
858 if (tdelement.isClass()||tdelement.isArray())
859 outrepairstructs.println(" "+tdelement.getRepairSymbol()+" * elem[this.length];");
861 outrepairstructs.println(" "+tdelement.getRepairSymbol()+" elem[this.length];");
863 outrepairstructs.println("}\n");
867 private void printRepairStruct(ClassDescriptor cn, PrintWriter output) {
868 ClassDescriptor sp=cn.getSuperDesc();
870 printRepairStruct(sp, output);
872 Vector fields=(Vector)fieldorder.get(cn);
874 for(int i=0; i<fields.size(); i++) {
875 FieldDescriptor fd=(FieldDescriptor)fields.get(i);
876 if (fd.getType().isArray()) {
877 output.println(" "+arraytype+"_"+ state.getArrayNumber(fd.getType()) +" * "+fd.getSymbol()+";");
878 } else if (fd.getType().isClass())
879 output.println(" "+fd.getType().getRepairSymbol()+" * "+fd.getSymbol()+";");
880 else if (fd.getType().isFloat())
881 output.println(" int "+fd.getSymbol()+"; /* really float */");
883 output.println(" "+fd.getType().getRepairSymbol()+" "+fd.getSymbol()+";");
887 /** This method outputs TaskDescriptor information */
888 private void generateTaskDescriptor(PrintWriter output, FlatMethod fm, TaskDescriptor task) {
889 for (int i=0; i<task.numParameters(); i++) {
890 VarDescriptor param_var=task.getParameter(i);
891 TypeDescriptor param_type=task.getParamType(i);
892 FlagExpressionNode param_flag=task.getFlag(param_var);
893 TagExpressionList param_tag=task.getTag(param_var);
896 if (param_flag==null) {
897 output.println("int parameterdnf_"+i+"_"+task.getSafeSymbol()+"[]={");
898 output.println("0x0, 0x0 };");
901 DNFFlag dflag=param_flag.getDNF();
902 dnfterms=dflag.size();
904 Hashtable flags=(Hashtable)flagorder.get(param_type.getClassDesc());
905 output.println("int parameterdnf_"+i+"_"+task.getSafeSymbol()+"[]={");
906 for(int j=0; j<dflag.size(); j++) {
909 Vector term=dflag.get(j);
912 for(int k=0; k<term.size(); k++) {
913 DNFFlagAtom dfa=(DNFFlagAtom)term.get(k);
914 FlagDescriptor fd=dfa.getFlag();
915 boolean negated=dfa.getNegated();
916 int flagid=1<<((Integer)flags.get(fd)).intValue();
921 output.print("0x"+Integer.toHexString(andmask)+", 0x"+Integer.toHexString(checkmask));
923 output.println("};");
926 output.println("int parametertag_"+i+"_"+task.getSafeSymbol()+"[]={");
927 //BUG...added next line to fix, test with any task program
929 for(int j=0; j<param_tag.numTags(); j++) {
932 /* for each tag we need */
933 /* which slot it is */
934 /* what type it is */
935 TagVarDescriptor tvd=(TagVarDescriptor)task.getParameterTable().get(param_tag.getName(j));
936 TempDescriptor tmp=param_tag.getTemp(j);
937 int slot=fm.getTagInt(tmp);
938 output.println(slot+", "+state.getTagId(tvd.getTag()));
940 output.println("};");
942 output.println("struct parameterdescriptor parameter_"+i+"_"+task.getSafeSymbol()+"={");
943 output.println("/* type */"+param_type.getClassDesc().getId()+",");
944 output.println("/* number of DNF terms */"+dnfterms+",");
945 output.println("parameterdnf_"+i+"_"+task.getSafeSymbol()+",");
946 output.println("0,");
947 //BUG, added next line to fix and else statement...test
948 //with any task program
950 output.println("/* number of tags */"+param_tag.numTags()+",");
952 output.println("/* number of tags */ 0,");
953 output.println("parametertag_"+i+"_"+task.getSafeSymbol());
954 output.println("};");
958 output.println("struct parameterdescriptor * parameterdescriptors_"+task.getSafeSymbol()+"[] = {");
959 for (int i=0; i<task.numParameters(); i++) {
962 output.print("¶meter_"+i+"_"+task.getSafeSymbol());
964 output.println("};");
966 output.println("struct taskdescriptor task_"+task.getSafeSymbol()+"={");
967 output.println("&"+task.getSafeSymbol()+",");
968 output.println("/* number of parameters */" +task.numParameters() + ",");
969 int numtotal=task.numParameters()+fm.numTags();
970 output.println("/* number total parameters */" +numtotal + ",");
971 output.println("parameterdescriptors_"+task.getSafeSymbol()+",");
972 output.println("\""+task.getSymbol()+"\"");
973 output.println("};");
977 /** The buildVirtualTables method outputs the virtual dispatch
978 * tables for methods. */
980 protected void buildVirtualTables(PrintWriter outvirtual) {
981 Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
982 while(classit.hasNext()) {
983 ClassDescriptor cd=(ClassDescriptor)classit.next();
984 if (virtualcalls.getMethodCount(cd)>maxcount)
985 maxcount=virtualcalls.getMethodCount(cd);
987 MethodDescriptor[][] virtualtable=null;
988 LocalityBinding[][] lbvirtualtable=null;
989 if (state.DSM||state.SINGLETM)
990 lbvirtualtable=new LocalityBinding[state.numClasses()+state.numArrays()][maxcount];
992 virtualtable=new MethodDescriptor[state.numClasses()+state.numArrays()][maxcount];
994 /* Fill in virtual table */
995 classit=state.getClassSymbolTable().getDescriptorsIterator();
996 while(classit.hasNext()) {
997 ClassDescriptor cd=(ClassDescriptor)classit.next();
998 if (state.DSM||state.SINGLETM)
999 fillinRow(cd, lbvirtualtable, cd.getId());
1001 fillinRow(cd, virtualtable, cd.getId());
1004 ClassDescriptor objectcd=typeutil.getClass(TypeUtil.ObjectClass);
1005 Iterator arrayit=state.getArrayIterator();
1006 while(arrayit.hasNext()) {
1007 TypeDescriptor td=(TypeDescriptor)arrayit.next();
1008 int id=state.getArrayNumber(td);
1009 if (state.DSM||state.SINGLETM)
1010 fillinRow(objectcd, lbvirtualtable, id+state.numClasses());
1012 fillinRow(objectcd, virtualtable, id+state.numClasses());
1015 outvirtual.print("void * virtualtable[]={");
1016 boolean needcomma=false;
1017 for(int i=0; i<state.numClasses()+state.numArrays(); i++) {
1018 for(int j=0; j<maxcount; j++) {
1020 outvirtual.print(", ");
1021 if ((state.DSM||state.SINGLETM)&&lbvirtualtable[i][j]!=null) {
1022 LocalityBinding lb=lbvirtualtable[i][j];
1023 MethodDescriptor md=lb.getMethod();
1024 outvirtual.print("& "+md.getClassDesc().getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor());
1025 } else if (!(state.DSM||state.SINGLETM)&&virtualtable[i][j]!=null) {
1026 MethodDescriptor md=virtualtable[i][j];
1027 outvirtual.print("& "+md.getClassDesc().getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor());
1029 outvirtual.print("0");
1033 outvirtual.println("");
1035 outvirtual.println("};");
1039 private void fillinRow(ClassDescriptor cd, MethodDescriptor[][] virtualtable, int rownum) {
1040 /* Get inherited methods */
1041 if (cd.getSuperDesc()!=null)
1042 fillinRow(cd.getSuperDesc(), virtualtable, rownum);
1043 /* Override them with our methods */
1044 for(Iterator it=cd.getMethods(); it.hasNext();) {
1045 MethodDescriptor md=(MethodDescriptor)it.next();
1046 if (md.isStatic()||md.getReturnType()==null)
1048 int methodnum=virtualcalls.getMethodNumber(md);
1049 virtualtable[rownum][methodnum]=md;
1053 private void fillinRow(ClassDescriptor cd, LocalityBinding[][] virtualtable, int rownum) {
1054 /* Get inherited methods */
1055 if (cd.getSuperDesc()!=null)
1056 fillinRow(cd.getSuperDesc(), virtualtable, rownum);
1057 /* Override them with our methods */
1058 if (locality.getClassBindings(cd)!=null)
1059 for(Iterator<LocalityBinding> lbit=locality.getClassBindings(cd).iterator(); lbit.hasNext();) {
1060 LocalityBinding lb=lbit.next();
1061 MethodDescriptor md=lb.getMethod();
1062 //Is the method static or a constructor
1063 if (md.isStatic()||md.getReturnType()==null)
1065 int methodnum=virtualcalls.getLocalityNumber(lb);
1066 virtualtable[rownum][methodnum]=lb;
1070 /** Generate array that contains the sizes of class objects. The
1071 * object allocation functions in the runtime use this
1074 private void generateSizeArray(PrintWriter outclassdefs) {
1075 outclassdefs.print("extern struct prefetchCountStats * evalPrefetch;\n");
1076 outclassdefs.print("#ifdef TRANSSTATS \n");
1077 outclassdefs.print("extern int numTransAbort;\n");
1078 outclassdefs.print("extern int numTransCommit;\n");
1079 outclassdefs.print("extern int nSoftAbort;\n");
1081 outclassdefs.print("extern int nchashSearch;\n");
1082 outclassdefs.print("extern int nmhashSearch;\n");
1083 outclassdefs.print("extern int nprehashSearch;\n");
1084 outclassdefs.print("extern int ndirtyCacheObj;\n");
1085 outclassdefs.print("extern int nRemoteSend;\n");
1086 outclassdefs.print("extern int sendRemoteReq;\n");
1087 outclassdefs.print("extern int getResponse;\n");
1088 outclassdefs.print("extern int bytesSent;\n");
1089 outclassdefs.print("extern int bytesRecv;\n");
1090 outclassdefs.print("extern int totalObjSize;\n");
1091 outclassdefs.print("extern void handle();\n");
1092 } else if (state.SINGLETM) {
1093 outclassdefs.println("extern int nSoftAbortAbort;");
1094 outclassdefs.println("extern int nSoftAbortCommit;");
1095 outclassdefs.println("#ifdef STMSTATS\n");
1096 outclassdefs.println("extern objtypestat_t typesCausingAbort[];");
1097 outclassdefs.println("#endif\n");
1099 outclassdefs.print("#endif\n");
1101 outclassdefs.print("int numprefetchsites = " + pa.prefetchsiteid + ";\n");
1102 if(this.state.MLP || state.OOOJAVA ){
1103 outclassdefs.print("extern __thread int oid;\n");
1104 outclassdefs.print("extern int numWorkers;\n");
1107 Iterator it=state.getClassSymbolTable().getDescriptorsIterator();
1108 cdarray=new ClassDescriptor[state.numClasses()];
1110 while(it.hasNext()) {
1111 ClassDescriptor cd=(ClassDescriptor)it.next();
1112 cdarray[cd.getId()]=cd;
1115 arraytable=new TypeDescriptor[state.numArrays()];
1117 Iterator arrayit=state.getArrayIterator();
1118 while(arrayit.hasNext()) {
1119 TypeDescriptor td=(TypeDescriptor)arrayit.next();
1120 int id=state.getArrayNumber(td);
1126 /* Print out types */
1127 outclassdefs.println("/* ");
1128 for(int i=0; i<state.numClasses(); i++) {
1129 ClassDescriptor cd=cdarray[i];
1131 outclassdefs.println("NULL " + i);
1133 outclassdefs.println(cd +" "+i);
1137 for(int i=0; i<state.numArrays(); i++) {
1138 TypeDescriptor arraytd=arraytable[i];
1139 outclassdefs.println(arraytd.toPrettyString() +" "+(i+state.numClasses()));
1142 outclassdefs.println("*/");
1145 outclassdefs.print("int classsize[]={");
1147 boolean needcomma=false;
1148 for(int i=0; i<state.numClasses(); i++) {
1150 outclassdefs.print(", ");
1152 outclassdefs.print("sizeof(struct "+cdarray[i].getSafeSymbol()+")");
1154 outclassdefs.print("0");
1160 for(int i=0; i<state.numArrays(); i++) {
1162 outclassdefs.print(", ");
1163 TypeDescriptor tdelement=arraytable[i].dereference();
1164 if (tdelement.isArray()||tdelement.isClass())
1165 outclassdefs.print("sizeof(void *)");
1167 outclassdefs.print("sizeof("+tdelement.getSafeSymbol()+")");
1171 outclassdefs.println("};");
1173 ClassDescriptor objectclass=typeutil.getClass(TypeUtil.ObjectClass);
1175 outclassdefs.print("int typearray[]={");
1176 for(int i=0; i<state.numClasses(); i++) {
1177 ClassDescriptor cd=cdarray[i];
1178 ClassDescriptor supercd=i>0?cd.getSuperDesc():null;
1180 outclassdefs.print(", ");
1182 outclassdefs.print("-1");
1184 outclassdefs.print(supercd.getId());
1188 for(int i=0; i<state.numArrays(); i++) {
1189 TypeDescriptor arraytd=arraytable[i];
1190 ClassDescriptor arraycd=arraytd.getClassDesc();
1191 if (arraycd==null) {
1193 outclassdefs.print(", ");
1194 outclassdefs.print(objectclass.getId());
1198 ClassDescriptor cd=arraycd.getSuperDesc();
1201 TypeDescriptor supertd=new TypeDescriptor(cd);
1202 supertd.setArrayCount(arraytd.getArrayCount());
1203 type=state.getArrayNumber(supertd);
1205 type+=state.numClasses();
1208 cd=cd.getSuperDesc();
1211 outclassdefs.print(", ");
1212 outclassdefs.print(type);
1216 outclassdefs.println("};");
1221 outclassdefs.print("int typearray2[]={");
1222 for(int i=0; i<state.numArrays(); i++) {
1223 TypeDescriptor arraytd=arraytable[i];
1224 ClassDescriptor arraycd=arraytd.getClassDesc();
1225 if (arraycd==null) {
1227 outclassdefs.print(", ");
1228 outclassdefs.print("-1");
1232 ClassDescriptor cd=arraycd.getSuperDesc();
1233 int level=arraytd.getArrayCount()-1;
1235 for(; level>0; level--) {
1236 TypeDescriptor supertd=new TypeDescriptor(objectclass);
1237 supertd.setArrayCount(level);
1238 type=state.getArrayNumber(supertd);
1240 type+=state.numClasses();
1245 outclassdefs.print(", ");
1246 outclassdefs.print(type);
1250 outclassdefs.println("};");
1253 /** Constructs params and temp objects for each method or task.
1254 * These objects tell the compiler which temps need to be
1257 protected void generateTempStructs(FlatMethod fm, LocalityBinding lb) {
1258 MethodDescriptor md=fm.getMethod();
1259 TaskDescriptor task=fm.getTask();
1260 Set<TempDescriptor> saveset=lb!=null ? locality.getTempSet(lb) : null;
1261 ParamsObject objectparams=md!=null ? new ParamsObject(md,tag++) : new ParamsObject(task, tag++);
1263 paramstable.put(lb, objectparams);
1264 backuptable.put(lb, new Hashtable<TempDescriptor, TempDescriptor>());
1265 } else if (md!=null)
1266 paramstable.put(md, objectparams);
1268 paramstable.put(task, objectparams);
1270 for(int i=0; i<fm.numParameters(); i++) {
1271 TempDescriptor temp=fm.getParameter(i);
1272 TypeDescriptor type=temp.getType();
1273 if (type.isPtr()&&((GENERATEPRECISEGC) || (this.state.MULTICOREGC)))
1274 objectparams.addPtr(temp);
1276 objectparams.addPrim(temp);
1277 if(lb!=null&&saveset.contains(temp)) {
1278 backuptable.get(lb).put(temp, temp.createNew());
1282 for(int i=0; i<fm.numTags(); i++) {
1283 TempDescriptor temp=fm.getTag(i);
1284 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC))
1285 objectparams.addPtr(temp);
1287 objectparams.addPrim(temp);
1290 TempObject objecttemps=md!=null ? new TempObject(objectparams,md,tag++) : new TempObject(objectparams, task, tag++);
1292 tempstable.put(lb, objecttemps);
1294 tempstable.put(md, objecttemps);
1296 tempstable.put(task, objecttemps);
1298 for(Iterator nodeit=fm.getNodeSet().iterator(); nodeit.hasNext();) {
1299 FlatNode fn=(FlatNode)nodeit.next();
1300 TempDescriptor[] writes=fn.writesTemps();
1301 for(int i=0; i<writes.length; i++) {
1302 TempDescriptor temp=writes[i];
1303 TypeDescriptor type=temp.getType();
1304 if (type.isPtr()&&((GENERATEPRECISEGC) || (this.state.MULTICOREGC)))
1305 objecttemps.addPtr(temp);
1307 objecttemps.addPrim(temp);
1308 if(lb!=null&&saveset.contains(temp)&&
1309 !backuptable.get(lb).containsKey(temp))
1310 backuptable.get(lb).put(temp, temp.createNew());
1314 /* Create backup temps */
1316 for(Iterator<TempDescriptor> tmpit=backuptable.get(lb).values().iterator(); tmpit.hasNext();) {
1317 TempDescriptor tmp=tmpit.next();
1318 TypeDescriptor type=tmp.getType();
1319 if (type.isPtr()&&((GENERATEPRECISEGC) || (this.state.MULTICOREGC)))
1320 objecttemps.addPtr(tmp);
1322 objecttemps.addPrim(tmp);
1324 /* Create temp to hold revert table */
1325 if (state.DSM&&(lb.getHasAtomic()||lb.isAtomic())) {
1326 TempDescriptor reverttmp=new TempDescriptor("revertlist", typeutil.getClass(TypeUtil.ObjectClass));
1327 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC))
1328 objecttemps.addPtr(reverttmp);
1330 objecttemps.addPrim(reverttmp);
1331 reverttable.put(lb, reverttmp);
1336 /** This method outputs the following information about classes
1338 * (1) For classes, what are the locations of pointers.
1339 * (2) For arrays, does the array contain pointers or primitives.
1340 * (3) For classes, does the class contain flags.
1343 private void generateLayoutStructs(PrintWriter output) {
1344 Iterator it=state.getClassSymbolTable().getDescriptorsIterator();
1345 while(it.hasNext()) {
1346 ClassDescriptor cn=(ClassDescriptor)it.next();
1347 output.println("unsigned INTPTR "+cn.getSafeSymbol()+"_pointers[]={");
1348 Iterator allit=cn.getFieldTable().getAllDescriptorsIterator();
1350 while(allit.hasNext()) {
1351 FieldDescriptor fd=(FieldDescriptor)allit.next();
1352 TypeDescriptor type=fd.getType();
1353 if (state.DSM&&fd.isGlobal()) //Don't GC the global objects for now
1358 output.print(count);
1359 allit=cn.getFieldTable().getAllDescriptorsIterator();
1360 while(allit.hasNext()) {
1361 FieldDescriptor fd=(FieldDescriptor)allit.next();
1362 TypeDescriptor type=fd.getType();
1363 if (state.DSM&&fd.isGlobal()) //Don't GC the global objects for now
1366 output.println(",");
1367 output.print("((unsigned INTPTR)&(((struct "+cn.getSafeSymbol() +" *)0)->"+fd.getSafeSymbol()+"))");
1370 output.println("};");
1372 output.println("unsigned INTPTR * pointerarray[]={");
1373 boolean needcomma=false;
1374 for(int i=0; i<state.numClasses(); i++) {
1375 ClassDescriptor cn=cdarray[i];
1377 output.println(",");
1380 output.print(cn.getSafeSymbol()+"_pointers");
1382 output.print("NULL");
1386 for(int i=0; i<state.numArrays(); i++) {
1388 output.println(", ");
1389 TypeDescriptor tdelement=arraytable[i].dereference();
1390 if (tdelement.isArray()||tdelement.isClass())
1391 output.print("((unsigned INTPTR *)1)");
1397 output.println("};");
1399 output.println("int hasflags[]={");
1400 for(int i=0; i<state.numClasses(); i++) {
1401 ClassDescriptor cn=cdarray[i];
1403 output.println(", ");
1405 if ((cn != null) && (cn.hasFlags()))
1410 output.println("};");
1413 /** Print out table to give us supertypes */
1414 private void generateSuperTypeTable(PrintWriter output) {
1415 output.println("int supertypes[]={");
1416 boolean needcomma=false;
1417 for(int i=0; i<state.numClasses(); i++) {
1418 ClassDescriptor cn=cdarray[i];
1420 output.println(",");
1422 if ((cn != null) && (cn.getSuperDesc()!=null)) {
1423 ClassDescriptor cdsuper=cn.getSuperDesc();
1424 output.print(cdsuper.getId());
1428 output.println("};");
1431 /** Force consistent field ordering between inherited classes. */
1433 private void printClassStruct(ClassDescriptor cn, PrintWriter classdefout) {
1435 ClassDescriptor sp=cn.getSuperDesc();
1437 printClassStruct(sp, classdefout);
1439 if (!fieldorder.containsKey(cn)) {
1440 Vector fields=new Vector();
1441 fieldorder.put(cn,fields);
1442 Vector fieldvec=cn.getFieldVec();
1443 for(int i=0;i<fieldvec.size();i++) {
1444 FieldDescriptor fd=(FieldDescriptor)fieldvec.get(i);
1445 if ((sp==null||!sp.getFieldTable().contains(fd.getSymbol())))
1449 Vector fields=(Vector)fieldorder.get(cn);
1451 for(int i=0; i<fields.size(); i++) {
1452 FieldDescriptor fd=(FieldDescriptor)fields.get(i);
1453 if (fd.getType().isClass()||fd.getType().isArray())
1454 classdefout.println(" struct "+fd.getType().getSafeSymbol()+" * "+fd.getSafeSymbol()+";");
1456 classdefout.println(" "+fd.getType().getSafeSymbol()+" "+fd.getSafeSymbol()+";");
1461 /* Map flags to integers consistently between inherited
1464 protected void mapFlags(ClassDescriptor cn) {
1465 ClassDescriptor sp=cn.getSuperDesc();
1469 if (!flagorder.containsKey(cn)) {
1470 Hashtable flags=new Hashtable();
1471 flagorder.put(cn,flags);
1473 Hashtable superflags=(Hashtable)flagorder.get(sp);
1474 Iterator superflagit=superflags.keySet().iterator();
1475 while(superflagit.hasNext()) {
1476 FlagDescriptor fd=(FlagDescriptor)superflagit.next();
1477 Integer number=(Integer)superflags.get(fd);
1478 flags.put(fd, number);
1479 if ((number.intValue()+1)>max)
1480 max=number.intValue()+1;
1484 Iterator flagit=cn.getFlags();
1485 while(flagit.hasNext()) {
1486 FlagDescriptor fd=(FlagDescriptor)flagit.next();
1487 if (sp==null||!sp.getFlagTable().contains(fd.getSymbol()))
1488 flags.put(fd, new Integer(max++));
1494 /** This function outputs (1) structures that parameters are
1495 * passed in (when PRECISE GC is enabled) and (2) function
1496 * prototypes for the methods */
1498 protected void generateCallStructs(ClassDescriptor cn, PrintWriter classdefout, PrintWriter output, PrintWriter headersout) {
1499 /* Output class structure */
1500 classdefout.println("struct "+cn.getSafeSymbol()+" {");
1501 classdefout.println(" int type;");
1502 if(state.MLP || state.OOOJAVA){
1503 classdefout.println(" int oid;");
1504 classdefout.println(" int allocsite;");
1506 if (state.EVENTMONITOR) {
1507 classdefout.println(" int objuid;");
1510 classdefout.println(" pthread_t tid;");
1511 classdefout.println(" void * lockentry;");
1512 classdefout.println(" int lockcount;");
1516 classdefout.println(" int flag;");
1517 if((!state.MULTICORE) || (cn.getSymbol().equals("TagDescriptor"))) {
1518 classdefout.println(" void * flagptr;");
1519 } else if (state.MULTICORE) {
1520 classdefout.println(" int version;");
1521 classdefout.println(" int * lock;"); // lock entry for this obj
1522 classdefout.println(" int mutex;");
1523 classdefout.println(" int lockcount;");
1524 if(state.MULTICOREGC) {
1525 classdefout.println(" int marked;");
1528 if (state.OPTIONAL) {
1529 classdefout.println(" int numfses;");
1530 classdefout.println(" int * fses;");
1533 printClassStruct(cn, classdefout);
1534 classdefout.println("};\n");
1536 if (state.DSM||state.SINGLETM) {
1537 /* Cycle through LocalityBindings */
1538 HashSet<MethodDescriptor> nativemethods=new HashSet<MethodDescriptor>();
1539 Set<LocalityBinding> lbset=locality.getClassBindings(cn);
1541 for(Iterator<LocalityBinding> lbit=lbset.iterator(); lbit.hasNext();) {
1542 LocalityBinding lb=lbit.next();
1543 MethodDescriptor md=lb.getMethod();
1544 if (md.getModifiers().isNative()) {
1545 //make sure we only print a native method once
1546 if (nativemethods.contains(md)) {
1547 FlatMethod fm=state.getMethodFlat(md);
1548 generateTempStructs(fm, lb);
1551 nativemethods.add(md);
1553 generateMethod(cn, md, lb, headersout, output);
1556 for(Iterator methodit=cn.getMethods(); methodit.hasNext();) {
1557 MethodDescriptor md=(MethodDescriptor)methodit.next();
1558 if (md.getModifiers().isNative()&&!nativemethods.contains(md)) {
1559 //Need to build param structure for library code
1560 FlatMethod fm=state.getMethodFlat(md);
1561 generateTempStructs(fm, null);
1562 generateMethodParam(cn, md, null, output);
1567 for(Iterator methodit=cn.getMethods(); methodit.hasNext();) {
1568 MethodDescriptor md=(MethodDescriptor)methodit.next();
1569 generateMethod(cn, md, null, headersout, output);
1573 private void generateMethodParam(ClassDescriptor cn, MethodDescriptor md, LocalityBinding lb, PrintWriter output) {
1574 /* Output parameter structure */
1575 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
1576 ParamsObject objectparams=(ParamsObject) paramstable.get(lb!=null ? lb : md);
1577 if ((state.DSM||state.SINGLETM)&&lb!=null)
1578 output.println("struct "+cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params {");
1580 output.println("struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params {");
1581 output.println(" int size;");
1582 output.println(" void * next;");
1583 for(int i=0; i<objectparams.numPointers(); i++) {
1584 TempDescriptor temp=objectparams.getPointer(i);
1585 output.println(" struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+";");
1587 output.println("};\n");
1591 private void generateMethod(ClassDescriptor cn, MethodDescriptor md, LocalityBinding lb, PrintWriter headersout, PrintWriter output) {
1592 FlatMethod fm=state.getMethodFlat(md);
1593 generateTempStructs(fm, lb);
1595 ParamsObject objectparams=(ParamsObject) paramstable.get(lb!=null ? lb : md);
1596 TempObject objecttemps=(TempObject) tempstable.get(lb!=null ? lb : md);
1598 generateMethodParam(cn, md, lb, output);
1600 /* Output temp structure */
1601 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
1602 if (state.DSM||state.SINGLETM)
1603 output.println("struct "+cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_locals {");
1605 output.println("struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_locals {");
1606 output.println(" int size;");
1607 output.println(" void * next;");
1608 for(int i=0; i<objecttemps.numPointers(); i++) {
1609 TempDescriptor temp=objecttemps.getPointer(i);
1610 if (temp.getType().isNull())
1611 output.println(" void * "+temp.getSafeSymbol()+";");
1613 output.println(" struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+";");
1615 output.println("};\n");
1618 /********* Output method declaration ***********/
1619 if (state.DSM||state.SINGLETM) {
1620 headersout.println("#define D"+cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+" 1");
1622 headersout.println("#define D"+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+" 1");
1624 /* First the return type */
1625 if (md.getReturnType()!=null) {
1626 if (md.getReturnType().isClass()||md.getReturnType().isArray())
1627 headersout.print("struct " + md.getReturnType().getSafeSymbol()+" * ");
1629 headersout.print(md.getReturnType().getSafeSymbol()+" ");
1631 //catch the constructor case
1632 headersout.print("void ");
1634 /* Next the method name */
1635 if (state.DSM||state.SINGLETM) {
1636 headersout.print(cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(");
1638 headersout.print(cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(");
1640 boolean printcomma=false;
1641 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
1642 if (state.DSM||state.SINGLETM) {
1643 headersout.print("struct "+cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * "+paramsprefix);
1645 headersout.print("struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * "+paramsprefix);
1649 /* Output parameter list*/
1650 for(int i=0; i<objectparams.numPrimitives(); i++) {
1651 TempDescriptor temp=objectparams.getPrimitive(i);
1653 headersout.print(", ");
1655 if (temp.getType().isClass()||temp.getType().isArray())
1656 headersout.print("struct " + temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol());
1658 headersout.print(temp.getType().getSafeSymbol()+" "+temp.getSafeSymbol());
1660 headersout.println(");\n");
1664 /** This function outputs (1) structures that parameters are
1665 * passed in (when PRECISE GC is enabled) and (2) function
1666 * prototypes for the tasks */
1668 private void generateTaskStructs(PrintWriter output, PrintWriter headersout) {
1669 /* Cycle through tasks */
1670 Iterator taskit=state.getTaskSymbolTable().getDescriptorsIterator();
1672 while(taskit.hasNext()) {
1673 /* Classify parameters */
1674 TaskDescriptor task=(TaskDescriptor)taskit.next();
1675 FlatMethod fm=state.getMethodFlat(task);
1676 generateTempStructs(fm, null);
1678 ParamsObject objectparams=(ParamsObject) paramstable.get(task);
1679 TempObject objecttemps=(TempObject) tempstable.get(task);
1681 /* Output parameter structure */
1682 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
1683 output.println("struct "+task.getSafeSymbol()+"_params {");
1684 output.println(" int size;");
1685 output.println(" void * next;");
1686 for(int i=0; i<objectparams.numPointers(); i++) {
1687 TempDescriptor temp=objectparams.getPointer(i);
1688 output.println(" struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+";");
1691 output.println("};\n");
1692 if ((objectparams.numPointers()+fm.numTags())>maxtaskparams) {
1693 maxtaskparams=objectparams.numPointers()+fm.numTags();
1697 /* Output temp structure */
1698 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
1699 output.println("struct "+task.getSafeSymbol()+"_locals {");
1700 output.println(" int size;");
1701 output.println(" void * next;");
1702 for(int i=0; i<objecttemps.numPointers(); i++) {
1703 TempDescriptor temp=objecttemps.getPointer(i);
1704 if (temp.getType().isNull())
1705 output.println(" void * "+temp.getSafeSymbol()+";");
1706 else if(temp.getType().isTag())
1707 output.println(" struct "+
1708 (new TypeDescriptor(typeutil.getClass(TypeUtil.TagClass))).getSafeSymbol()+" * "+temp.getSafeSymbol()+";");
1710 output.println(" struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+";");
1712 output.println("};\n");
1715 /* Output task declaration */
1716 headersout.print("void " + task.getSafeSymbol()+"(");
1718 boolean printcomma=false;
1719 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
1720 headersout.print("struct "+task.getSafeSymbol()+"_params * "+paramsprefix);
1722 headersout.print("void * parameterarray[]");
1723 headersout.println(");\n");
1727 /***** Generate code for FlatMethod fm. *****/
1729 Hashtable<FlatAtomicEnterNode, AtomicRecord> atomicmethodmap;
1730 static int atomicmethodcount=0;
1733 BranchAnalysis branchanalysis;
1734 private void generateFlatMethod(FlatMethod fm, LocalityBinding lb, PrintWriter output) {
1735 if (State.PRINTFLAT)
1736 System.out.println(fm.printMethod());
1737 MethodDescriptor md=fm.getMethod();
1738 TaskDescriptor task=fm.getTask();
1739 ClassDescriptor cn=md!=null ? md.getClassDesc() : null;
1740 ParamsObject objectparams=(ParamsObject)paramstable.get(lb!=null ? lb : md!=null ? md : task);
1742 HashSet<AtomicRecord> arset=null;
1743 branchanalysis=null;
1745 if (state.DELAYCOMP&&!lb.isAtomic()&&lb.getHasAtomic()) {
1747 if (atomicmethodmap==null)
1748 atomicmethodmap=new Hashtable<FlatAtomicEnterNode, AtomicRecord>();
1750 //fix these so we get right strings for local variables
1751 localsprefixaddr=localsprefix;
1752 localsprefixderef=localsprefix+"->";
1753 arset=new HashSet<AtomicRecord>();
1755 //build branchanalysis
1756 branchanalysis=new BranchAnalysis(locality, lb, delaycomp.getNotReady(lb), delaycomp.livecode(lb), state);
1758 //Generate commit methods here
1759 for(Iterator<FlatNode> fnit=fm.getNodeSet().iterator();fnit.hasNext();) {
1760 FlatNode fn=fnit.next();
1761 if (fn.kind()==FKind.FlatAtomicEnterNode&&
1762 locality.getAtomic(lb).get(fn.getPrev(0)).intValue()==0&&
1763 delaycomp.needsFission(lb, (FlatAtomicEnterNode) fn)) {
1764 //We have an atomic enter
1765 FlatAtomicEnterNode faen=(FlatAtomicEnterNode) fn;
1766 Set<FlatNode> exitset=faen.getExits();
1768 String methodname=md.getSymbol()+(atomicmethodcount++);
1769 AtomicRecord ar=new AtomicRecord();
1773 atomicmethodmap.put(faen, ar);
1775 //build data structure declaration
1776 output.println("struct atomicprimitives_"+methodname+" {");
1778 Set<FlatNode> recordset=delaycomp.livecode(lb);
1779 Set<TempDescriptor> liveinto=delaycomp.liveinto(lb, faen, recordset);
1780 Set<TempDescriptor> liveout=delaycomp.liveout(lb, faen);
1781 Set<TempDescriptor> liveoutvirtualread=delaycomp.liveoutvirtualread(lb, faen);
1783 ar.reallivein=new HashSet(liveinto);
1785 ar.liveoutvirtualread=liveoutvirtualread;
1788 for(Iterator<TempDescriptor> it=liveinto.iterator(); it.hasNext();) {
1789 TempDescriptor tmp=it.next();
1790 //remove the pointers
1791 if (tmp.getType().isPtr()) {
1794 //let's print it here
1795 output.println(tmp.getType().getSafeSymbol()+" "+tmp.getSafeSymbol()+";");
1798 for(Iterator<TempDescriptor> it=liveout.iterator(); it.hasNext();) {
1799 TempDescriptor tmp=it.next();
1800 //remove the pointers
1801 if (tmp.getType().isPtr()) {
1803 } else if (!liveinto.contains(tmp)) {
1804 //let's print it here
1805 output.println(tmp.getType().getSafeSymbol()+" "+tmp.getSafeSymbol()+";");
1808 output.println("};");
1810 //print out method name
1811 output.println("void "+methodname+"(struct "+ cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * "+paramsprefix+", struct "+ cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_locals *"+localsprefix+", struct atomicprimitives_"+methodname+" * primitives) {");
1812 //build code for commit method
1814 //first define local primitives
1815 Set<TempDescriptor> alltemps=delaycomp.alltemps(lb, faen, recordset);
1816 for(Iterator<TempDescriptor> tmpit=alltemps.iterator();tmpit.hasNext();) {
1817 TempDescriptor tmp=tmpit.next();
1818 if (!tmp.getType().isPtr()) {
1819 if (liveinto.contains(tmp)||liveoutvirtualread.contains(tmp)) {
1820 //read from live into set
1821 output.println(tmp.getType().getSafeSymbol()+" "+tmp.getSafeSymbol()+"=primitives->"+tmp.getSafeSymbol()+";");
1824 output.println(tmp.getType().getSafeSymbol()+" "+tmp.getSafeSymbol()+";");
1828 //turn off write barrier generation
1830 state.SINGLETM=false;
1831 generateCode(faen, fm, lb, exitset, output, false);
1832 state.SINGLETM=true;
1833 //turn on write barrier generation
1835 output.println("}\n\n");
1839 //redefine these back to normal
1841 localsprefixaddr="&"+localsprefix;
1842 localsprefixderef=localsprefix+".";
1844 generateHeader(fm, lb, md!=null ? md : task,output);
1845 TempObject objecttemp=(TempObject) tempstable.get(lb!=null ? lb : md!=null ? md : task);
1847 if (state.DELAYCOMP&&!lb.isAtomic()&&lb.getHasAtomic()) {
1848 for(Iterator<AtomicRecord> arit=arset.iterator();arit.hasNext();) {
1849 AtomicRecord ar=arit.next();
1850 output.println("struct atomicprimitives_"+ar.name+" primitives_"+ar.name+";");
1854 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
1855 if (md!=null&&(state.DSM||state.SINGLETM))
1856 output.print(" struct "+cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_locals "+localsprefix+"={");
1857 else if (md!=null&&!(state.DSM||state.SINGLETM))
1858 output.print(" struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_locals "+localsprefix+"={");
1860 output.print(" struct "+task.getSafeSymbol()+"_locals "+localsprefix+"={");
1861 output.print(objecttemp.numPointers()+",");
1862 output.print(paramsprefix);
1863 for(int j=0; j<objecttemp.numPointers(); j++)
1864 output.print(", NULL");
1865 output.println("};");
1868 for(int i=0; i<objecttemp.numPrimitives(); i++) {
1869 TempDescriptor td=objecttemp.getPrimitive(i);
1870 TypeDescriptor type=td.getType();
1872 output.println(" void * "+td.getSafeSymbol()+";");
1873 else if (type.isClass()||type.isArray())
1874 output.println(" struct "+type.getSafeSymbol()+" * "+td.getSafeSymbol()+";");
1876 output.println(" "+type.getSafeSymbol()+" "+td.getSafeSymbol()+";");
1880 if( state.MLP || state.OOOJAVA ) {
1881 if( fm.getNext(0) instanceof FlatSESEEnterNode ) {
1882 FlatSESEEnterNode callerSESEplaceholder = (FlatSESEEnterNode) fm.getNext( 0 );
1883 if( (state.MLP && callerSESEplaceholder != mlpa.getMainSESE()) ||
1884 (state.OOOJAVA && callerSESEplaceholder != oooa.getMainSESE())
1886 // declare variables for naming static SESE's
1887 output.println(" /* static SESE names */");
1888 Iterator<SESEandAgePair> pItr = callerSESEplaceholder.getNeededStaticNames().iterator();
1889 while( pItr.hasNext() ) {
1890 SESEandAgePair pair = pItr.next();
1891 output.println(" void* "+pair+";");
1894 // declare variables for tracking dynamic sources
1895 output.println(" /* dynamic variable sources */");
1896 Iterator<TempDescriptor> dynSrcItr = callerSESEplaceholder.getDynamicVarSet().iterator();
1897 while( dynSrcItr.hasNext() ) {
1898 TempDescriptor dynSrcVar = dynSrcItr.next();
1899 output.println(" SESEcommon* "+dynSrcVar+"_srcSESE = NULL;");
1900 output.println(" INTPTR "+dynSrcVar+"_srcOffset = 0x1;");
1905 // set up related allocation sites's waiting queues
1908 ConflictGraph graph = null;
1909 graph = mlpa.getConflictGraphResults().get(fm);
1910 if (graph != null && graph.hasConflictEdge()) {
1911 output.println(" /* set up waiting queues */");
1912 output.println(" int numMemoryQueue=0;");
1913 output.println(" int memoryQueueItemID=0;");
1914 HashSet<SESELock> lockSet = mlpa.getConflictGraphLockMap().get(
1916 System.out.println("#lockSet="+lockSet.hashCode());
1917 System.out.println("lockset="+lockSet);
1918 for (Iterator iterator = lockSet.iterator(); iterator.hasNext();) {
1919 SESELock seseLock = (SESELock) iterator.next();
1920 System.out.println("id="+seseLock.getID());
1921 System.out.println("#="+seseLock);
1923 System.out.println("size="+lockSet.size());
1924 if (lockSet.size() > 0) {
1925 output.println(" numMemoryQueue=" + lockSet.size() + ";");
1926 output.println(" runningSESE->numMemoryQueue=numMemoryQueue;");
1927 output.println(" runningSESE->memoryQueueArray=mlpCreateMemoryQueueArray(numMemoryQueue);");
1932 FlatSESEEnterNode callerSESEplaceholder = (FlatSESEEnterNode) fm.getNext( 0 );
1933 if(callerSESEplaceholder!= oooa.getMainSESE()){
1934 Analysis.OoOJava.ConflictGraph graph = oooa.getConflictGraph(callerSESEplaceholder);
1935 if (graph != null && graph.hasConflictEdge()) {
1936 output.println(" // set up waiting queues ");
1937 output.println(" int numMemoryQueue=0;");
1938 output.println(" int memoryQueueItemID=0;");
1939 Set<Analysis.OoOJava.SESELock> lockSet = oooa.getLockMappings(graph);
1940 System.out.println("#lockSet="+lockSet.hashCode());
1941 System.out.println("lockset="+lockSet);
1942 for (Iterator iterator = lockSet.iterator(); iterator.hasNext();) {
1943 Analysis.OoOJava.SESELock seseLock = (Analysis.OoOJava.SESELock) iterator.next();
1944 System.out.println("id="+seseLock.getID());
1945 System.out.println("#="+seseLock);
1947 System.out.println("size="+lockSet.size());
1948 if (lockSet.size() > 0) {
1949 output.println(" numMemoryQueue=" + lockSet.size() + ";");
1950 output.println(" runningSESE->numMemoryQueue=numMemoryQueue;");
1951 output.println(" runningSESE->memoryQueueArray=mlpCreateMemoryQueueArray(numMemoryQueue);");
1961 /* Check to see if we need to do a GC if this is a
1962 * multi-threaded program...*/
1964 if (((state.MLP||state.OOOJAVA||state.THREAD||state.DSM||state.SINGLETM)&&GENERATEPRECISEGC)
1965 || this.state.MULTICOREGC) {
1966 //Don't bother if we aren't in recursive methods...The loops case will catch it
1967 if (callgraph.getAllMethods(md).contains(md)) {
1968 if (state.DSM&&lb.isAtomic())
1969 output.println("if (needtocollect) checkcollect2("+localsprefixaddr+");");
1970 else if (this.state.MULTICOREGC) {
1971 output.println("if(gcflag) gc("+localsprefixaddr+");");
1973 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
1978 generateCode(fm.getNext(0), fm, lb, null, output, true);
1980 output.println("}\n\n");
1984 protected void initializeSESE( FlatSESEEnterNode fsen ) {
1986 FlatMethod fm = fsen.getfmEnclosing();
1987 MethodDescriptor md = fm.getMethod();
1988 ClassDescriptor cn = md.getClassDesc();
1991 // Creates bogus method descriptor to index into tables
1992 Modifiers modBogus = new Modifiers();
1993 MethodDescriptor mdBogus =
1994 new MethodDescriptor( modBogus,
1995 new TypeDescriptor( TypeDescriptor.VOID ),
1996 "sese_"+fsen.getPrettyIdentifier()+fsen.getIdentifier()
1999 mdBogus.setClassDesc( fsen.getcdEnclosing() );
2000 FlatMethod fmBogus = new FlatMethod( mdBogus, null );
2001 fsen.setfmBogus( fmBogus );
2002 fsen.setmdBogus( mdBogus );
2004 Set<TempDescriptor> inSetAndOutSet = new HashSet<TempDescriptor>();
2005 inSetAndOutSet.addAll( fsen.getInVarSet() );
2006 inSetAndOutSet.addAll( fsen.getOutVarSet() );
2008 // Build paramsobj for bogus method descriptor
2009 ParamsObject objectparams = new ParamsObject( mdBogus, tag++ );
2010 paramstable.put( mdBogus, objectparams );
2012 Iterator<TempDescriptor> itr = inSetAndOutSet.iterator();
2013 while( itr.hasNext() ) {
2014 TempDescriptor temp = itr.next();
2015 TypeDescriptor type = temp.getType();
2016 if( type.isPtr() ) {
2017 objectparams.addPtr( temp );
2019 objectparams.addPrim( temp );
2023 // Build normal temp object for bogus method descriptor
2024 TempObject objecttemps = new TempObject( objectparams, mdBogus, tag++ );
2025 tempstable.put( mdBogus, objecttemps );
2027 for( Iterator nodeit = fsen.getNodeSet().iterator(); nodeit.hasNext(); ) {
2028 FlatNode fn = (FlatNode)nodeit.next();
2029 TempDescriptor[] writes = fn.writesTemps();
2031 for( int i = 0; i < writes.length; i++ ) {
2032 TempDescriptor temp = writes[i];
2033 TypeDescriptor type = temp.getType();
2035 if( type.isPtr() ) {
2036 objecttemps.addPtr( temp );
2038 objecttemps.addPrim( temp );
2044 // used when generating the specific SESE record struct
2045 // to remember the FIRST field name of sese records
2046 // that the current SESE depends on--we need to know the
2047 // offset to the first one for garbage collection
2048 protected void addingDepRecField( FlatSESEEnterNode fsen,
2050 if( fsen.getFirstDepRecField() == null ) {
2051 fsen.setFirstDepRecField( field );
2053 fsen.incNumDepRecs();
2056 protected void generateMethodSESE(FlatSESEEnterNode fsen,
2058 PrintWriter outputStructs,
2059 PrintWriter outputMethHead,
2060 PrintWriter outputMethods
2063 ParamsObject objectparams = (ParamsObject) paramstable.get( fsen.getmdBogus() );
2064 TempObject objecttemps = (TempObject) tempstable .get( fsen.getmdBogus() );
2066 // generate locals structure
2067 outputStructs.println("struct "+
2068 fsen.getcdEnclosing().getSafeSymbol()+
2069 fsen.getmdBogus().getSafeSymbol()+"_"+
2070 fsen.getmdBogus().getSafeMethodDescriptor()+
2072 outputStructs.println(" int size;");
2073 outputStructs.println(" void * next;");
2074 for(int i=0; i<objecttemps.numPointers(); i++) {
2075 TempDescriptor temp=objecttemps.getPointer(i);
2077 if (temp.getType().isNull())
2078 outputStructs.println(" void * "+temp.getSafeSymbol()+";");
2080 outputStructs.println(" struct "+
2081 temp.getType().getSafeSymbol()+" * "+
2082 temp.getSafeSymbol()+";");
2084 outputStructs.println("};\n");
2087 // divide in-set and out-set into objects and primitives to prep
2088 // for the record generation just below
2089 Set<TempDescriptor> inSetAndOutSet = new HashSet<TempDescriptor>();
2090 inSetAndOutSet.addAll( fsen.getInVarSet() );
2091 inSetAndOutSet.addAll( fsen.getOutVarSet() );
2093 Set<TempDescriptor> inSetAndOutSetObjs = new HashSet<TempDescriptor>();
2094 Set<TempDescriptor> inSetAndOutSetPrims = new HashSet<TempDescriptor>();
2096 Iterator<TempDescriptor> itr = inSetAndOutSet.iterator();
2097 while( itr.hasNext() ) {
2098 TempDescriptor temp = itr.next();
2099 TypeDescriptor type = temp.getType();
2100 if( type.isPtr() ) {
2101 inSetAndOutSetObjs.add( temp );
2103 inSetAndOutSetPrims.add( temp );
2108 // generate the SESE record structure
2109 outputStructs.println(fsen.getSESErecordName()+" {");
2111 // data common to any SESE, and it must be placed first so
2112 // a module that doesn't know what kind of SESE record this
2113 // is can cast the pointer to a common struct
2114 outputStructs.println(" SESEcommon common;");
2116 // then garbage list stuff
2117 outputStructs.println(" /* next is in-set and out-set objects that look like a garbage list */");
2118 outputStructs.println(" int size;");
2119 outputStructs.println(" void * next;");
2121 // I think that the set of TempDescriptors inSetAndOutSetObjs
2122 // calculated above should match the pointer object params
2123 // used in the following code, but let's just leave the working
2124 // implementation unless there is actually a problem...
2125 for(int i=0; i<objectparams.numPointers(); i++) {
2126 TempDescriptor temp=objectparams.getPointer(i);
2127 if (temp.getType().isNull())
2128 outputStructs.println(" void * "+temp.getSafeSymbol()+
2129 "; /* in-or-out-set obj in gl */");
2131 outputStructs.println(" struct "+temp.getType().getSafeSymbol()+" * "+
2132 temp.getSafeSymbol()+"; /* in-or-out-set obj in gl */");
2135 outputStructs.println(" /* next is primitives for in-set and out-set and dynamic tracking */");
2137 Iterator<TempDescriptor> itrPrims = inSetAndOutSetPrims.iterator();
2138 while( itrPrims.hasNext() ) {
2139 TempDescriptor temp = itrPrims.next();
2140 TypeDescriptor type = temp.getType();
2141 if(type.isPrimitive()){
2142 outputStructs.println(" "+temp.getType().getSafeSymbol()+" "+temp.getSafeSymbol()+"; /* in-set or out-set primitive */");
2146 // note that the sese record pointer will be added below, just primitive part of tracking here
2147 Iterator<TempDescriptor> itrDynInVars = fsen.getDynamicInVarSet().iterator();
2148 while( itrDynInVars.hasNext() ) {
2149 TempDescriptor dynInVar = itrDynInVars.next();
2150 outputStructs.println(" INTPTR "+dynInVar+"_srcOffset; /* dynamic tracking primitive */");
2154 outputStructs.println(" /* everything after this should be pointers to an SESE record */" );
2156 // other half of info for dynamic tracking, the SESE record pointer
2157 itrDynInVars = fsen.getDynamicInVarSet().iterator();
2158 while( itrDynInVars.hasNext() ) {
2159 TempDescriptor dynInVar = itrDynInVars.next();
2160 String depRecField = dynInVar+"_srcSESE";
2161 outputStructs.println(" SESEcommon* "+depRecField+";");
2162 addingDepRecField( fsen, depRecField );
2165 // statically known sese sources are record pointers, too
2166 Iterator<SESEandAgePair> itrStaticInVarSrcs = fsen.getStaticInVarSrcs().iterator();
2167 while( itrStaticInVarSrcs.hasNext() ) {
2168 SESEandAgePair srcPair = itrStaticInVarSrcs.next();
2169 outputStructs.println(" "+srcPair.getSESE().getSESErecordName()+"* "+srcPair+";");
2170 addingDepRecField( fsen, srcPair.toString() );
2173 if( fsen.getFirstDepRecField() != null ) {
2174 outputStructs.println(" /* compiler believes first dependent SESE record field above is: "+
2175 fsen.getFirstDepRecField()+" */" );
2178 outputStructs.println("};\n");
2181 // write method declaration to header file
2182 outputMethHead.print("void ");
2183 outputMethHead.print(fsen.getSESEmethodName()+"(");
2184 outputMethHead.print(fsen.getSESErecordName()+"* "+paramsprefix);
2185 outputMethHead.println(");\n");
2188 generateFlatMethodSESE( fsen.getfmBogus(),
2189 fsen.getcdEnclosing(),
2195 private void generateFlatMethodSESE(FlatMethod fm,
2197 FlatSESEEnterNode fsen,
2198 FlatSESEExitNode seseExit,
2202 MethodDescriptor md=fm.getMethod();
2204 output.print("void ");
2205 output.print(fsen.getSESEmethodName()+"(");
2206 output.print(fsen.getSESErecordName()+"* "+paramsprefix);
2207 output.println("){\n");
2210 TempObject objecttemp=(TempObject) tempstable.get(md);
2212 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
2213 output.print(" struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_locals "+localsprefix+"={");
2214 output.print(objecttemp.numPointers()+",");
2215 output.print("&(((SESEcommon*)(___params___))[1])");
2216 for(int j=0; j<objecttemp.numPointers(); j++)
2217 output.print(", NULL");
2218 output.println("};");
2221 output.println(" /* regular local primitives */");
2222 for(int i=0; i<objecttemp.numPrimitives(); i++) {
2223 TempDescriptor td=objecttemp.getPrimitive(i);
2224 TypeDescriptor type=td.getType();
2226 output.println(" void * "+td.getSafeSymbol()+";");
2227 else if (type.isClass()||type.isArray())
2228 output.println(" struct "+type.getSafeSymbol()+" * "+td.getSafeSymbol()+";");
2230 output.println(" "+type.getSafeSymbol()+" "+td.getSafeSymbol()+";");
2234 // declare variables for naming static SESE's
2235 output.println(" /* static SESE names */");
2236 Iterator<SESEandAgePair> pItr = fsen.getNeededStaticNames().iterator();
2237 while( pItr.hasNext() ) {
2238 SESEandAgePair pair = pItr.next();
2239 output.println(" SESEcommon* "+pair+" = NULL;");
2242 // declare variables for tracking dynamic sources
2243 output.println(" /* dynamic variable sources */");
2244 Iterator<TempDescriptor> dynSrcItr = fsen.getDynamicVarSet().iterator();
2245 while( dynSrcItr.hasNext() ) {
2246 TempDescriptor dynSrcVar = dynSrcItr.next();
2247 output.println(" SESEcommon* "+dynSrcVar+"_srcSESE = NULL;");
2248 output.println(" INTPTR "+dynSrcVar+"_srcOffset = 0x1;");
2251 // declare local temps for in-set primitives, and if it is
2252 // a ready-source variable, get the value from the record
2253 output.println(" /* local temps for in-set primitives */");
2254 Iterator<TempDescriptor> itrInSet = fsen.getInVarSet().iterator();
2255 while( itrInSet.hasNext() ) {
2256 TempDescriptor temp = itrInSet.next();
2257 TypeDescriptor type = temp.getType();
2258 if( !type.isPtr() ) {
2259 if( fsen.getReadyInVarSet().contains( temp ) ) {
2260 output.println(" "+type+" "+temp+" = "+paramsprefix+"->"+temp+";");
2262 output.println(" "+type+" "+temp+";");
2267 // declare local temps for out-set primitives if its not already
2268 // in the in-set, and it's value will get written so no problem
2269 output.println(" /* local temp for out-set prim, not already in the in-set */");
2270 Iterator<TempDescriptor> itrOutSet = fsen.getOutVarSet().iterator();
2271 while( itrOutSet.hasNext() ) {
2272 TempDescriptor temp = itrOutSet.next();
2273 TypeDescriptor type = temp.getType();
2274 if( !type.isPtr() && !fsen.getInVarSet().contains( temp ) ) {
2275 output.println(" "+type+" "+temp+";");
2280 // initialize thread-local var to a the task's record, which is fused
2281 // with the param list
2282 output.println(" ");
2283 output.println(" /* code of this task's body should use this to access the running task record */");
2284 output.println(" runningSESE = &(___params___->common);");
2285 output.println(" ");
2287 // setup memory queue
2290 output.println(" // set up memory queues ");
2291 output.println(" int numMemoryQueue=0;");
2292 output.println(" int memoryQueueItemID=0;");
2293 Analysis.OoOJava.ConflictGraph graph = oooa.getConflictGraph(fsen);
2294 if (graph != null && graph.hasConflictEdge()) {
2295 output.println(" {");
2296 Set<Analysis.OoOJava.SESELock> lockSet = oooa.getLockMappings(graph);
2297 System.out.println("#lockSet="+lockSet);
2298 if (lockSet.size() > 0) {
2299 output.println(" numMemoryQueue=" + lockSet.size() + ";");
2300 output.println(" runningSESE->numMemoryQueue=numMemoryQueue;");
2301 output.println(" runningSESE->memoryQueueArray=mlpCreateMemoryQueueArray(numMemoryQueue);");
2304 output.println(" }");
2307 output.println(" // set up memory queues ");
2308 output.println(" int numMemoryQueue=0;");
2309 output.println(" int memoryQueueItemID=0;");
2310 ConflictGraph graph = null;
2311 graph = mlpa.getConflictGraphResults().get(fsen);
2312 if (graph != null && graph.hasConflictEdge()) {
2313 output.println(" {");
2314 HashSet<SESELock> lockSet = mlpa.getConflictGraphLockMap().get(
2316 System.out.println("#lockSet="+lockSet);
2318 if (lockSet.size() > 0) {
2319 output.println(" numMemoryQueue=" + lockSet.size() + "; ");
2320 output.println(" runningSESE->numMemoryQueue=numMemoryQueue;");
2321 output.println(" runningSESE->memoryQueueArray=mlpCreateMemoryQueueArray(numMemoryQueue);");
2324 output.println(" }");
2330 // set up a task's mem pool to recycle the allocation of children tasks
2331 // don't bother if the task never has children (a leaf task)
2332 output.println( "#ifndef OOO_DISABLE_TASKMEMPOOL" );
2333 if( !fsen.getIsLeafSESE() ) {
2334 output.println(" runningSESE->taskRecordMemPool = poolcreate( "+
2335 maxTaskRecSizeStr+" );");
2337 // make it clear we purposefully did not initialize this
2338 output.println(" runningSESE->taskRecordMemPool = (MemPool*)0x1;");
2340 output.println( "#endif // OOO_DISABLE_TASKMEMPOOL" );
2343 // copy in-set into place, ready vars were already
2344 // copied when the SESE was issued
2345 Iterator<TempDescriptor> tempItr;
2347 // static vars are from a known SESE
2348 output.println(" // copy variables from static sources");
2349 tempItr = fsen.getStaticInVarSet().iterator();
2350 while( tempItr.hasNext() ) {
2351 TempDescriptor temp = tempItr.next();
2352 VariableSourceToken vst = fsen.getStaticInVarSrc( temp );
2353 SESEandAgePair srcPair = new SESEandAgePair( vst.getSESE(), vst.getAge() );
2354 output.println(" "+generateTemp( fsen.getfmBogus(), temp, null )+
2355 " = "+paramsprefix+"->"+srcPair+"->"+vst.getAddrVar()+";");
2358 output.println(" // decrement references to static sources");
2359 for( Iterator<SESEandAgePair> pairItr = fsen.getStaticInVarSrcs().iterator();
2362 SESEandAgePair srcPair = pairItr.next();
2363 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
2364 output.println(" {");
2365 output.println(" SESEcommon* src = &("+paramsprefix+"->"+srcPair+"->common);");
2366 output.println(" RELEASE_REFERENCE_TO( src );");
2367 output.println(" }");
2368 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
2372 // dynamic vars come from an SESE and src
2373 output.println(" // copy variables from dynamic sources");
2374 tempItr = fsen.getDynamicInVarSet().iterator();
2375 while( tempItr.hasNext() ) {
2376 TempDescriptor temp = tempItr.next();
2377 TypeDescriptor type = temp.getType();
2379 // go grab it from the SESE source
2380 output.println(" if( "+paramsprefix+"->"+temp+"_srcSESE != NULL ) {");
2383 if( type.isNull() ) {
2385 } else if( type.isClass() || type.isArray() ) {
2386 typeStr = "struct "+type.getSafeSymbol()+"*";
2388 typeStr = type.getSafeSymbol();
2391 output.println(" "+generateTemp( fsen.getfmBogus(), temp, null )+
2392 " = *(("+typeStr+"*) ((void*)"+
2393 paramsprefix+"->"+temp+"_srcSESE + "+
2394 paramsprefix+"->"+temp+"_srcOffset));");
2396 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
2397 output.println(" SESEcommon* src = "+paramsprefix+"->"+temp+"_srcSESE;");
2398 output.println(" RELEASE_REFERENCE_TO( src );");
2399 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
2401 // or if the source was our parent, its already in our record to grab
2402 output.println(" } else {");
2403 output.println(" "+generateTemp( fsen.getfmBogus(), temp, null )+
2404 " = "+paramsprefix+"->"+temp+";");
2405 output.println(" }");
2408 // Check to see if we need to do a GC if this is a
2409 // multi-threaded program...
2410 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
2411 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
2412 //Don't bother if we aren't in recursive methods...The loops case will catch it
2413 // if (callgraph.getAllMethods(md).contains(md)) {
2414 // if(this.state.MULTICOREGC) {
2415 // output.println("if(gcflag) gc("+localsprefixaddr+");");
2417 // output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
2422 if( state.COREPROF ) {
2423 output.println("#ifdef CP_EVENTID_TASKEXECUTE");
2424 output.println(" CP_LOGEVENT( CP_EVENTID_TASKEXECUTE, CP_EVENTTYPE_BEGIN );");
2425 output.println("#endif");
2428 HashSet<FlatNode> exitset=new HashSet<FlatNode>();
2429 exitset.add(seseExit);
2430 generateCode(fsen.getNext(0), fm, null, exitset, output, true);
2431 output.println("}\n\n");
2436 // when a new mlp thread is created for an issued SESE, it is started
2437 // by running this method which blocks on a cond variable until
2438 // it is allowed to transition to execute. Then a case statement
2439 // allows it to invoke the method with the proper SESE body, and after
2440 // exiting the SESE method, executes proper SESE exit code before the
2441 // thread can be destroyed
2442 private void generateSESEinvocationMethod(PrintWriter outmethodheader,
2443 PrintWriter outmethod
2446 outmethodheader.println("void* invokeSESEmethod( void* seseRecord );");
2447 outmethod.println( "void* invokeSESEmethod( void* seseRecord ) {");
2448 outmethod.println( " int status;");
2449 outmethod.println( " char errmsg[128];");
2451 // generate a case for each SESE class that can be invoked
2452 outmethod.println( " switch( *((int*)seseRecord) ) {");
2453 outmethod.println( " ");
2454 Iterator<FlatSESEEnterNode> seseit;
2456 seseit=mlpa.getAllSESEs().iterator();
2458 seseit=oooa.getAllSESEs().iterator();
2460 while(seseit.hasNext()){
2461 FlatSESEEnterNode fsen = seseit.next();
2463 outmethod.println( " /* "+fsen.getPrettyIdentifier()+" */");
2464 outmethod.println( " case "+fsen.getIdentifier()+":");
2465 outmethod.println( " "+fsen.getSESEmethodName()+"( seseRecord );");
2467 if( (state.MLP && fsen.equals( mlpa.getMainSESE() )) ||
2468 (state.OOOJAVA && fsen.equals( oooa.getMainSESE() ))
2470 outmethod.println( " /* work scheduler works forever, explicitly exit */");
2471 outmethod.println( " CP_EXIT();");
2472 outmethod.println( " CP_DUMP();");
2473 outmethod.println( " workScheduleExit();");
2474 outmethod.println( " exit( 0 );");
2477 outmethod.println( " break;");
2478 outmethod.println( "");
2481 // default case should never be taken, error out
2482 outmethod.println( " default:");
2483 outmethod.println( " printf(\"Error: unknown SESE class ID in invoke method.\\n\");");
2484 outmethod.println( " exit(-30);");
2485 outmethod.println( " break;");
2486 outmethod.println( " }");
2487 outmethod.println( " return NULL;");
2488 outmethod.println( "}\n\n");
2492 protected void generateCode(FlatNode first,
2495 Set<FlatNode> stopset,
2496 PrintWriter output, boolean firstpass) {
2498 /* Assign labels to FlatNode's if necessary.*/
2500 Hashtable<FlatNode, Integer> nodetolabel;
2502 if (state.DELAYCOMP&&!firstpass)
2503 nodetolabel=dcassignLabels(first, stopset);
2505 nodetolabel=assignLabels(first, stopset);
2507 Set<FlatNode> storeset=null;
2508 HashSet<FlatNode> genset=null;
2509 HashSet<FlatNode> refset=null;
2510 Set<FlatNode> unionset=null;
2512 if (state.DELAYCOMP&&!lb.isAtomic()&&lb.getHasAtomic()) {
2513 storeset=delaycomp.livecode(lb);
2514 genset=new HashSet<FlatNode>();
2515 if (state.STMARRAY&&!state.DUALVIEW) {
2516 refset=new HashSet<FlatNode>();
2517 refset.addAll(delaycomp.getDeref(lb));
2518 refset.removeAll(delaycomp.getCannotDelay(lb));
2519 refset.removeAll(delaycomp.getOther(lb));
2522 genset.addAll(delaycomp.getCannotDelay(lb));
2523 genset.addAll(delaycomp.getOther(lb));
2525 genset.addAll(delaycomp.getNotReady(lb));
2526 if (state.STMARRAY&&!state.DUALVIEW) {
2527 genset.removeAll(refset);
2530 unionset=new HashSet<FlatNode>();
2531 unionset.addAll(storeset);
2532 unionset.addAll(genset);
2533 if (state.STMARRAY&&!state.DUALVIEW)
2534 unionset.addAll(refset);
2537 /* Do the actual code generation */
2538 FlatNode current_node=null;
2539 HashSet tovisit=new HashSet();
2540 HashSet visited=new HashSet();
2542 tovisit.add(first.getNext(0));
2545 while(current_node!=null||!tovisit.isEmpty()) {
2546 if (current_node==null) {
2547 current_node=(FlatNode)tovisit.iterator().next();
2548 tovisit.remove(current_node);
2549 } else if (tovisit.contains(current_node)) {
2550 tovisit.remove(current_node);
2552 visited.add(current_node);
2553 if (nodetolabel.containsKey(current_node)) {
2554 output.println("L"+nodetolabel.get(current_node)+":");
2556 if (state.INSTRUCTIONFAILURE) {
2557 if (state.THREAD||state.DSM||state.SINGLETM) {
2558 output.println("if ((++instructioncount)>failurecount) {instructioncount=0;injectinstructionfailure();}");
2560 output.println("if ((--instructioncount)==0) injectinstructionfailure();");
2562 if (current_node.numNext()==0||stopset!=null&&stopset.contains(current_node)) {
2564 if (!state.DELAYCOMP||firstpass) {
2565 generateFlatNode(fm, lb, current_node, output);
2567 //store primitive variables in out set
2568 AtomicRecord ar=atomicmethodmap.get((FlatAtomicEnterNode)first);
2569 Set<TempDescriptor> liveout=ar.liveout;
2570 for(Iterator<TempDescriptor> tmpit=liveout.iterator();tmpit.hasNext();) {
2571 TempDescriptor tmp=tmpit.next();
2572 output.println("primitives->"+tmp.getSafeSymbol()+"="+tmp.getSafeSymbol()+";");
2575 if ((state.MLP || state.OOOJAVA) && stopset!=null) {
2576 assert first.getPrev( 0 ) instanceof FlatSESEEnterNode;
2577 assert current_node instanceof FlatSESEExitNode;
2578 FlatSESEEnterNode fsen = (FlatSESEEnterNode) first.getPrev( 0 );
2579 FlatSESEExitNode fsxn = (FlatSESEExitNode) current_node;
2580 assert fsen.getFlatExit().equals( fsxn );
2581 assert fsxn.getFlatEnter().equals( fsen );
2583 if (current_node.kind()!=FKind.FlatReturnNode) {
2584 output.println(" return;");
2587 } else if(current_node.numNext()==1) {
2589 if ((state.MLP|| state.OOOJAVA) &&
2590 current_node.kind()==FKind.FlatSESEEnterNode &&
2591 !((FlatSESEEnterNode)current_node).getIsCallerSESEplaceholder()
2593 FlatSESEEnterNode fsen = (FlatSESEEnterNode)current_node;
2594 generateFlatNode(fm, lb, current_node, output);
2595 nextnode=fsen.getFlatExit().getNext(0);
2596 } else if (state.DELAYCOMP) {
2597 boolean specialprimitive=false;
2598 //skip literals...no need to add extra overhead
2599 if (storeset!=null&&storeset.contains(current_node)&¤t_node.kind()==FKind.FlatLiteralNode) {
2600 TypeDescriptor typedesc=((FlatLiteralNode)current_node).getType();
2601 if (!typedesc.isClass()&&!typedesc.isArray()) {
2602 specialprimitive=true;
2606 if (genset==null||genset.contains(current_node)||specialprimitive)
2607 generateFlatNode(fm, lb, current_node, output);
2608 if (state.STMARRAY&&!state.DUALVIEW&&refset!=null&&refset.contains(current_node)) {
2609 //need to acquire lock
2610 handleArrayDeref(fm, lb, current_node, output, firstpass);
2612 if (storeset!=null&&storeset.contains(current_node)&&!specialprimitive) {
2613 TempDescriptor wrtmp=current_node.writesTemps()[0];
2615 //need to store value written by previous node
2616 if (wrtmp.getType().isPtr()) {
2617 //only lock the objects that may actually need locking
2618 if (recorddc.getNeedTrans(lb, current_node)&&
2619 (!state.STMARRAY||state.DUALVIEW||!wrtmp.getType().isArray()||
2620 wrtmp.getType().getSymbol().equals(TypeUtil.ObjectClass))) {
2621 output.println("STOREPTR("+generateTemp(fm, wrtmp,lb)+");/* "+current_node.nodeid+" */");
2623 output.println("STOREPTRNOLOCK("+generateTemp(fm, wrtmp,lb)+");/* "+current_node.nodeid+" */");
2626 output.println("STORE"+wrtmp.getType().getSafeDescriptor()+"("+generateTemp(fm, wrtmp, lb)+");/* "+current_node.nodeid+" */");
2629 //need to read value read by previous node
2630 if (wrtmp.getType().isPtr()) {
2631 output.println("RESTOREPTR("+generateTemp(fm, wrtmp,lb)+");/* "+current_node.nodeid+" */");
2633 output.println("RESTORE"+wrtmp.getType().getSafeDescriptor()+"("+generateTemp(fm, wrtmp, lb)+"); /* "+current_node.nodeid+" */");
2637 nextnode=current_node.getNext(0);
2640 generateFlatNode(fm, lb, current_node, output);
2641 nextnode=current_node.getNext(0);
2643 if (visited.contains(nextnode)) {
2644 output.println("goto L"+nodetolabel.get(nextnode)+";");
2647 current_node=nextnode;
2648 } else if (current_node.numNext()==2) {
2650 if (state.DELAYCOMP) {
2651 boolean computeside=false;
2653 //need to record which way it should go
2654 if (genset==null||genset.contains(current_node)) {
2655 if (storeset!=null&&storeset.contains(current_node)) {
2656 //need to store which way branch goes
2657 generateStoreFlatCondBranch(fm, lb, (FlatCondBranch)current_node, "L"+nodetolabel.get(current_node.getNext(1)), output);
2659 generateFlatCondBranch(fm, lb, (FlatCondBranch)current_node, "L"+nodetolabel.get(current_node.getNext(1)), output);
2661 //which side to execute
2665 if (genset.contains(current_node)) {
2666 generateFlatCondBranch(fm, lb, (FlatCondBranch)current_node, "L"+nodetolabel.get(current_node.getNext(1)), output);
2667 } else if (storeset.contains(current_node)) {
2669 branchanalysis.generateGroupCode(current_node, output, nodetolabel);
2671 //which side to execute
2676 Set<FlatNode> leftset=DelayComputation.getNext(current_node, 0, unionset, lb,locality, true);
2678 if (leftset.size()==0)
2680 if (visited.contains(current_node.getNext(branch))) {
2681 //already visited -- build jump
2682 output.println("goto L"+nodetolabel.get(current_node.getNext(branch))+";");
2685 current_node=current_node.getNext(branch);
2688 if (!visited.contains(current_node.getNext(1)))
2689 tovisit.add(current_node.getNext(1));
2690 if (visited.contains(current_node.getNext(0))) {
2691 output.println("goto L"+nodetolabel.get(current_node.getNext(0))+";");
2694 current_node=current_node.getNext(0);
2698 generateFlatCondBranch(fm, lb, (FlatCondBranch)current_node, "L"+nodetolabel.get(current_node.getNext(1)), output);
2699 if (!visited.contains(current_node.getNext(1)))
2700 tovisit.add(current_node.getNext(1));
2701 if (visited.contains(current_node.getNext(0))) {
2702 output.println("goto L"+nodetolabel.get(current_node.getNext(0))+";");
2705 current_node=current_node.getNext(0);
2707 } else throw new Error();
2711 protected void handleArrayDeref(FlatMethod fm, LocalityBinding lb, FlatNode fn, PrintWriter output, boolean firstpass) {
2712 if (fn.kind()==FKind.FlatSetElementNode) {
2713 FlatSetElementNode fsen=(FlatSetElementNode) fn;
2714 String dst=generateTemp(fm, fsen.getDst(), lb);
2715 String src=generateTemp(fm, fsen.getSrc(), lb);
2716 String index=generateTemp(fm, fsen.getIndex(), lb);
2717 TypeDescriptor elementtype=fsen.getDst().getType().dereference();
2719 if (elementtype.isArray()||elementtype.isClass())
2722 type=elementtype.getSafeSymbol()+" ";
2724 output.println("STOREARRAY("+dst+","+index+","+type+")");
2726 output.println("{");
2727 output.println(" struct ArrayObject *array;");
2728 output.println(" int index;");
2729 output.println(" RESTOREARRAY(array,index);");
2730 output.println(" (("+type+"*)(((char *)&array->___length___)+sizeof(int)))[index]="+src+";");
2731 output.println("}");
2733 } else if (fn.kind()==FKind.FlatElementNode) {
2734 FlatElementNode fen=(FlatElementNode) fn;
2735 String src=generateTemp(fm, fen.getSrc(), lb);
2736 String index=generateTemp(fm, fen.getIndex(), lb);
2737 TypeDescriptor elementtype=fen.getSrc().getType().dereference();
2738 String dst=generateTemp(fm, fen.getDst(), lb);
2740 if (elementtype.isArray()||elementtype.isClass())
2743 type=elementtype.getSafeSymbol()+" ";
2745 output.println("STOREARRAY("+src+","+index+","+type+")");
2747 output.println("{");
2748 output.println(" struct ArrayObject *array;");
2749 output.println(" int index;");
2750 output.println(" RESTOREARRAY(array,index);");
2751 output.println(" "+dst+"=(("+type+"*)(((char *)&array->___length___)+sizeof(int)))[index];");
2752 output.println("}");
2756 /** Special label assignment for delaycomputation */
2757 protected Hashtable<FlatNode, Integer> dcassignLabels(FlatNode first, Set<FlatNode> lastset) {
2758 HashSet tovisit=new HashSet();
2759 HashSet visited=new HashSet();
2761 Hashtable<FlatNode, Integer> nodetolabel=new Hashtable<FlatNode, Integer>();
2763 //Label targets of branches
2764 Set<FlatNode> targets=branchanalysis.getTargets();
2765 for(Iterator<FlatNode> it=targets.iterator();it.hasNext();) {
2766 nodetolabel.put(it.next(), new Integer(labelindex++));
2771 /*Assign labels first. A node needs a label if the previous
2772 * node has two exits or this node is a join point. */
2774 while(!tovisit.isEmpty()) {
2775 FlatNode fn=(FlatNode)tovisit.iterator().next();
2780 if(lastset!=null&&lastset.contains(fn)) {
2781 // if last is not null and matches, don't go
2782 // any further for assigning labels
2786 for(int i=0; i<fn.numNext(); i++) {
2787 FlatNode nn=fn.getNext(i);
2790 //1) Edge >1 of node
2791 nodetolabel.put(nn,new Integer(labelindex++));
2793 if (!visited.contains(nn)&&!tovisit.contains(nn)) {
2797 nodetolabel.put(nn,new Integer(labelindex++));
2805 protected Hashtable<FlatNode, Integer> assignLabels(FlatNode first) {
2806 return assignLabels(first, null);
2809 protected Hashtable<FlatNode, Integer> assignLabels(FlatNode first, Set<FlatNode> lastset) {
2810 HashSet tovisit=new HashSet();
2811 HashSet visited=new HashSet();
2813 Hashtable<FlatNode, Integer> nodetolabel=new Hashtable<FlatNode, Integer>();
2816 /*Assign labels first. A node needs a label if the previous
2817 * node has two exits or this node is a join point. */
2819 while(!tovisit.isEmpty()) {
2820 FlatNode fn=(FlatNode)tovisit.iterator().next();
2825 if(lastset!=null&&lastset.contains(fn)) {
2826 // if last is not null and matches, don't go
2827 // any further for assigning labels
2831 for(int i=0; i<fn.numNext(); i++) {
2832 FlatNode nn=fn.getNext(i);
2835 //1) Edge >1 of node
2836 nodetolabel.put(nn,new Integer(labelindex++));
2838 if (!visited.contains(nn)&&!tovisit.contains(nn)) {
2842 nodetolabel.put(nn,new Integer(labelindex++));
2850 /** Generate text string that corresponds to the TempDescriptor td. */
2851 protected String generateTemp(FlatMethod fm, TempDescriptor td, LocalityBinding lb) {
2852 MethodDescriptor md=fm.getMethod();
2853 TaskDescriptor task=fm.getTask();
2854 TempObject objecttemps=(TempObject) tempstable.get(lb!=null ? lb : md!=null ? md : task);
2856 if (objecttemps.isLocalPrim(td)||objecttemps.isParamPrim(td)) {
2857 return td.getSafeSymbol();
2860 if (objecttemps.isLocalPtr(td)) {
2861 return localsprefixderef+td.getSafeSymbol();
2864 if (objecttemps.isParamPtr(td)) {
2865 return paramsprefix+"->"+td.getSafeSymbol();
2871 protected void generateFlatNode(FlatMethod fm, LocalityBinding lb, FlatNode fn, PrintWriter output) {
2873 // insert pre-node actions from the code plan
2874 if( state.MLP|| state.OOOJAVA ) {
2878 cp = mlpa.getCodePlan( fn );
2880 cp = oooa.getCodePlan(fn);
2885 FlatSESEEnterNode currentSESE = cp.getCurrentSESE();
2887 // for each sese and age pair that this parent statement
2888 // must stall on, take that child's stall semaphore, the
2889 // copying of values comes after the statement
2890 Iterator<VariableSourceToken> vstItr = cp.getStallTokens().iterator();
2891 while( vstItr.hasNext() ) {
2892 VariableSourceToken vst = vstItr.next();
2894 SESEandAgePair pair = new SESEandAgePair( vst.getSESE(), vst.getAge() );
2896 output.println(" {");
2897 output.println(" "+pair.getSESE().getSESErecordName()+"* child = ("+
2898 pair.getSESE().getSESErecordName()+"*) "+pair+";");
2900 output.println(" SESEcommon* common = (SESEcommon*) "+pair+";");
2901 if( state.COREPROF ) {
2902 output.println("#ifdef CP_EVENTID_TASKSTALLVAR");
2903 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLVAR, CP_EVENTTYPE_BEGIN );");
2904 output.println("#endif");
2906 output.println(" pthread_mutex_lock( &(common->lock) );");
2907 output.println(" while( common->doneExecuting == FALSE ) {");
2908 output.println(" pthread_cond_wait( &(common->doneCond), &(common->lock) );");
2909 output.println(" }");
2910 output.println(" pthread_mutex_unlock( &(common->lock) );");
2912 // copy things we might have stalled for
2913 Iterator<TempDescriptor> tdItr = cp.getCopySet( vst ).iterator();
2914 while( tdItr.hasNext() ) {
2915 TempDescriptor td = tdItr.next();
2916 FlatMethod fmContext;
2917 if( currentSESE.getIsCallerSESEplaceholder() ) {
2918 fmContext = currentSESE.getfmEnclosing();
2920 fmContext = currentSESE.getfmBogus();
2922 output.println(" "+generateTemp( fmContext, td, null )+
2923 " = child->"+vst.getAddrVar().getSafeSymbol()+";");
2925 if( state.COREPROF ) {
2926 output.println("#ifdef CP_EVENTID_TASKSTALLVAR");
2927 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLVAR, CP_EVENTTYPE_END );");
2928 output.println("#endif");
2930 output.println(" }");
2933 // for each variable with a dynamic source, stall just for that variable
2934 Iterator<TempDescriptor> dynItr = cp.getDynamicStallSet().iterator();
2935 while( dynItr.hasNext() ) {
2936 TempDescriptor dynVar = dynItr.next();
2938 // only stall if the dynamic source is not yourself, denoted by src==NULL
2939 // otherwise the dynamic write nodes will have the local var up-to-date
2940 output.println(" {");
2941 output.println(" if( "+dynVar+"_srcSESE != NULL ) {");
2942 output.println(" SESEcommon* common = (SESEcommon*) "+dynVar+"_srcSESE;");
2943 if( state.COREPROF ) {
2944 output.println("#ifdef CP_EVENTID_TASKSTALLVAR");
2945 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLVAR, CP_EVENTTYPE_BEGIN );");
2946 output.println("#endif");
2948 output.println(" psem_take( &(common->stallSem) );");
2950 FlatMethod fmContext;
2951 if( currentSESE.getIsCallerSESEplaceholder() ) {
2952 fmContext = currentSESE.getfmEnclosing();
2954 fmContext = currentSESE.getfmBogus();
2957 TypeDescriptor type=dynVar.getType();
2959 if( type.isNull() ) {
2961 } else if( type.isClass() || type.isArray() ) {
2962 typeStr = "struct "+type.getSafeSymbol()+"*";
2964 typeStr = type.getSafeSymbol();
2967 output.println(" "+generateTemp( fmContext, dynVar, null )+
2968 " = *(("+typeStr+"*) ((void*)"+
2969 dynVar+"_srcSESE + "+dynVar+"_srcOffset));");
2970 if( state.COREPROF ) {
2971 output.println("#ifdef CP_EVENTID_TASKSTALLVAR");
2972 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLVAR, CP_EVENTTYPE_END );");
2973 output.println("#endif");
2975 output.println(" }");
2976 output.println(" }");
2979 // for each assignment of a variable to rhs that has a dynamic source,
2980 // copy the dynamic sources
2981 Iterator dynAssignItr = cp.getDynAssigns().entrySet().iterator();
2982 while( dynAssignItr.hasNext() ) {
2983 Map.Entry me = (Map.Entry) dynAssignItr.next();
2984 TempDescriptor lhs = (TempDescriptor) me.getKey();
2985 TempDescriptor rhs = (TempDescriptor) me.getValue();
2987 output.println(" {");
2988 output.println(" SESEcommon* oldSrc = "+lhs+"_srcSESE;");
2990 output.println(" "+lhs+"_srcSESE = "+rhs+"_srcSESE;");
2991 output.println(" "+lhs+"_srcOffset = "+rhs+"_srcOffset;");
2993 // no matter what we did above, track reference count of whatever
2994 // this variable pointed to, do release last in case we're just
2995 // copying the same value in because 1->2->1 is safe but ref count
2996 // 1->0->1 has a window where it looks like it should be free'd
2997 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
2998 output.println(" if( "+rhs+"_srcSESE != NULL ) {");
2999 output.println(" ADD_REFERENCE_TO( "+rhs+"_srcSESE );");
3000 output.println(" }");
3001 output.println(" if( oldSrc != NULL ) {");
3002 output.println(" RELEASE_REFERENCE_TO( oldSrc );");
3003 output.println(" }");
3004 output.println(" }");
3005 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
3008 // for each lhs that is dynamic from a non-dynamic source, set the
3009 // dynamic source vars to the current SESE
3010 dynItr = cp.getDynAssignCurr().iterator();
3011 while( dynItr.hasNext() ) {
3012 TempDescriptor dynVar = dynItr.next();
3013 assert currentSESE.getDynamicVarSet().contains( dynVar );
3015 // first release a reference to current record
3016 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
3017 output.println(" if( "+dynVar+"_srcSESE != NULL ) {");
3018 output.println(" RELEASE_REFERENCE_TO( oldSrc );");
3019 output.println(" }");
3020 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
3022 output.println(" "+dynVar+"_srcSESE = NULL;");
3026 // handling stall site
3027 if (state.OOOJAVA) {
3028 Analysis.OoOJava.ConflictGraph graph = oooa.getConflictGraph(currentSESE);
3030 Set<Analysis.OoOJava.SESELock> seseLockSet = oooa.getLockMappings(graph);
3031 Set<Analysis.OoOJava.WaitingElement> waitingElementSet =
3032 graph.getStallSiteWaitingElementSet(fn, seseLockSet);
3034 if(waitingElementSet.size()>0){
3035 output.println("// stall on parent's stall sites ");
3036 output.println(" {");
3037 output.println(" REntry* rentry;");
3039 for (Iterator iterator = waitingElementSet.iterator(); iterator.hasNext();) {
3040 Analysis.OoOJava.WaitingElement waitingElement = (Analysis.OoOJava.WaitingElement) iterator.next();
3042 if(state.RCR && rcr != null){
3043 Analysis.OoOJava.ConflictGraph conflictGraph = graph;
3044 Hashtable<Taint, Set<Effect>> conflicts;
3045 ReachGraph rg = oooa.getDisjointAnalysis().getReachGraph(currentSESE.getmdEnclosing());
3046 if(rcr.cSideDebug) {
3047 rg.writeGraph("RCR_RG_STALLSITE_DEBUG");
3049 if((conflictGraph != null) &&
3050 (conflicts = graph.getConflictEffectSet(fn)) != null &&
3052 rcr.addToTraverseToDoList(fn, waitingElement.getTempDesc(), rg, conflicts);
3056 if( waitingElement.getStatus() >= ConflictNode.COARSE ){
3057 output.println(" rentry=mlpCreateREntry("+ waitingElement.getStatus()+ ", runningSESE);");
3059 output.println(" rentry=mlpCreateFineREntry("+ waitingElement.getStatus()+ ", runningSESE, (void*)&" +generateTemp(fm,waitingElement.getTempDesc(),lb)+ ");");
3061 output.println(" psem_init( &(rentry->parentStallSem) );");
3062 output.println(" rentry->queue=runningSESE->memoryQueueArray["+ waitingElement.getQueueID()+ "];");
3063 output.println(" if(ADDRENTRY(runningSESE->memoryQueueArray["+ waitingElement.getQueueID()
3064 + "],rentry)==NOTREADY){");
3065 if( state.COREPROF ) {
3066 output.println("#ifdef CP_EVENTID_TASKSTALLMEM");
3067 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLMEM, CP_EVENTTYPE_BEGIN );");
3068 output.println("#endif");
3070 output.println(" psem_take( &(rentry->parentStallSem) );");
3071 if( state.COREPROF ) {
3072 output.println("#ifdef CP_EVENTID_TASKSTALLMEM");
3073 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLMEM, CP_EVENTTYPE_END );");
3074 output.println("#endif");
3076 output.println(" } ");
3078 if(state.RCR && rcr != null) {
3079 output.println(" "+rcr.getTraverserInvocation(waitingElement.getTempDesc(),
3080 generateTemp(fm, waitingElement.getTempDesc(), null), fn));
3083 output.println(" }");
3087 ParentChildConflictsMap conflictsMap = mlpa.getConflictsResults().get(fn);
3088 if (conflictsMap != null) {
3089 Set<Long> allocSet = conflictsMap.getAllocationSiteIDSetofStallSite();
3090 if (allocSet.size() > 0) {
3091 FlatNode enclosingFlatNode=null;
3092 if( currentSESE.getIsCallerSESEplaceholder() && currentSESE.getParent()==null){
3093 enclosingFlatNode=currentSESE.getfmEnclosing();
3095 enclosingFlatNode=currentSESE;
3097 ConflictGraph graph=mlpa.getConflictGraphResults().get(enclosingFlatNode);
3098 HashSet<SESELock> seseLockSet=mlpa.getConflictGraphLockMap().get(graph);
3099 Set<WaitingElement> waitingElementSet=graph.getStallSiteWaitingElementSet(conflictsMap, seseLockSet);
3101 if(waitingElementSet.size()>0){
3102 output.println("// stall on parent's stall sites ");
3103 output.println(" {");
3104 output.println(" REntry* rentry;");
3106 for (Iterator iterator = waitingElementSet.iterator(); iterator.hasNext();) {
3107 WaitingElement waitingElement = (WaitingElement) iterator.next();
3109 if( waitingElement.getStatus() >= ConflictNode.COARSE ){
3110 // HERE! a parent might conflict with a child
3111 output.println(" rentry=mlpCreateREntry("+ waitingElement.getStatus()+ ", runningSESE);");
3113 output.println(" rentry=mlpCreateFineREntry("+ waitingElement.getStatus()+ ", runningSESE, (void*)&___locals___."+ waitingElement.getDynID() + ");");
3115 output.println(" psem_init( &(rentry->parentStallSem) );");
3116 output.println(" rentry->queue=runningSESE->memoryQueueArray["+ waitingElement.getQueueID()+ "];");
3118 .println(" if(ADDRENTRY(runningSESE->memoryQueueArray["+ waitingElement.getQueueID()
3119 + "],rentry)==NOTREADY){");
3120 if( state.COREPROF ) {
3121 output.println("#ifdef CP_EVENTID_TASKSTALLMEM");
3122 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLMEM, CP_EVENTTYPE_BEGIN );");
3123 output.println("#endif");
3125 output.println(" psem_take( &(rentry->parentStallSem) );");
3126 if( state.COREPROF ) {
3127 output.println("#ifdef CP_EVENTID_TASKSTALLMEM");
3128 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLMEM, CP_EVENTTYPE_END );");
3129 output.println("#endif");
3131 output.println(" } ");
3133 output.println(" }");
3142 case FKind.FlatAtomicEnterNode:
3143 generateFlatAtomicEnterNode(fm, lb, (FlatAtomicEnterNode) fn, output);
3146 case FKind.FlatAtomicExitNode:
3147 generateFlatAtomicExitNode(fm, lb, (FlatAtomicExitNode) fn, output);
3150 case FKind.FlatInstanceOfNode:
3151 generateFlatInstanceOfNode(fm, lb, (FlatInstanceOfNode)fn, output);
3154 case FKind.FlatSESEEnterNode:
3155 generateFlatSESEEnterNode(fm, lb, (FlatSESEEnterNode)fn, output);
3158 case FKind.FlatSESEExitNode:
3159 generateFlatSESEExitNode(fm, lb, (FlatSESEExitNode)fn, output);
3162 case FKind.FlatWriteDynamicVarNode:
3163 generateFlatWriteDynamicVarNode(fm, lb, (FlatWriteDynamicVarNode)fn, output);
3166 case FKind.FlatGlobalConvNode:
3167 generateFlatGlobalConvNode(fm, lb, (FlatGlobalConvNode) fn, output);
3170 case FKind.FlatTagDeclaration:
3171 generateFlatTagDeclaration(fm, lb, (FlatTagDeclaration) fn,output);
3174 case FKind.FlatCall:
3175 generateFlatCall(fm, lb, (FlatCall) fn,output);
3178 case FKind.FlatFieldNode:
3179 generateFlatFieldNode(fm, lb, (FlatFieldNode) fn,output);
3182 case FKind.FlatElementNode:
3183 generateFlatElementNode(fm, lb, (FlatElementNode) fn,output);
3186 case FKind.FlatSetElementNode:
3187 generateFlatSetElementNode(fm, lb, (FlatSetElementNode) fn,output);
3190 case FKind.FlatSetFieldNode:
3191 generateFlatSetFieldNode(fm, lb, (FlatSetFieldNode) fn,output);
3195 generateFlatNew(fm, lb, (FlatNew) fn,output);
3198 case FKind.FlatOpNode:
3199 generateFlatOpNode(fm, lb, (FlatOpNode) fn,output);
3202 case FKind.FlatCastNode:
3203 generateFlatCastNode(fm, lb, (FlatCastNode) fn,output);
3206 case FKind.FlatLiteralNode:
3207 generateFlatLiteralNode(fm, lb, (FlatLiteralNode) fn,output);
3210 case FKind.FlatReturnNode:
3211 generateFlatReturnNode(fm, lb, (FlatReturnNode) fn,output);
3215 output.println("/* nop */");
3218 case FKind.FlatGenReachNode:
3219 // this node is just for generating a reach graph
3220 // in disjointness analysis at a particular program point
3223 case FKind.FlatExit:
3224 output.println("/* exit */");
3227 case FKind.FlatBackEdge:
3228 if (state.SINGLETM&&state.SANDBOX&&(locality.getAtomic(lb).get(fn).intValue()>0)) {
3229 output.println("if (unlikely((--transaction_check_counter)<=0)) checkObjects();");
3231 if(state.DSM&&state.SANDBOX&&(locality.getAtomic(lb).get(fn).intValue()>0)) {
3232 output.println("if (unlikely((--transaction_check_counter)<=0)) checkObjects();");
3234 if (((state.MLP|| state.OOOJAVA||state.THREAD||state.DSM||state.SINGLETM)&&GENERATEPRECISEGC)
3235 || (this.state.MULTICOREGC)) {
3236 if(state.DSM&&locality.getAtomic(lb).get(fn).intValue()>0) {
3237 output.println("if (needtocollect) checkcollect2("+localsprefixaddr+");");
3238 } else if(this.state.MULTICOREGC) {
3239 output.println("if (gcflag) gc("+localsprefixaddr+");");
3241 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
3244 output.println("/* nop */");
3247 case FKind.FlatCheckNode:
3248 generateFlatCheckNode(fm, lb, (FlatCheckNode) fn, output);
3251 case FKind.FlatFlagActionNode:
3252 generateFlatFlagActionNode(fm, lb, (FlatFlagActionNode) fn, output);
3255 case FKind.FlatPrefetchNode:
3256 generateFlatPrefetchNode(fm,lb, (FlatPrefetchNode) fn, output);
3259 case FKind.FlatOffsetNode:
3260 generateFlatOffsetNode(fm, lb, (FlatOffsetNode)fn, output);
3267 // insert post-node actions from the code-plan
3270 CodePlan cp = mlpa.getCodePlan( fn );
3278 public void generateFlatOffsetNode(FlatMethod fm, LocalityBinding lb, FlatOffsetNode fofn, PrintWriter output) {
3279 output.println("/* FlatOffsetNode */");
3280 FieldDescriptor fd=fofn.getField();
3281 output.println(generateTemp(fm, fofn.getDst(),lb)+ " = (short)(int) (&((struct "+fofn.getClassType().getSafeSymbol() +" *)0)->"+ fd.getSafeSymbol()+");");
3282 output.println("/* offset */");
3285 public void generateFlatPrefetchNode(FlatMethod fm, LocalityBinding lb, FlatPrefetchNode fpn, PrintWriter output) {
3286 if (state.PREFETCH) {
3287 Vector oids = new Vector();
3288 Vector fieldoffset = new Vector();
3289 Vector endoffset = new Vector();
3290 int tuplecount = 0; //Keeps track of number of prefetch tuples that need to be generated
3291 for(Iterator it = fpn.hspp.iterator(); it.hasNext();) {
3292 PrefetchPair pp = (PrefetchPair) it.next();
3293 Integer statusbase = locality.getNodePreTempInfo(lb,fpn).get(pp.base);
3294 /* Find prefetches that can generate oid */
3295 if(statusbase == LocalityAnalysis.GLOBAL) {
3296 generateTransCode(fm, lb, pp, oids, fieldoffset, endoffset, tuplecount, locality.getAtomic(lb).get(fpn).intValue()>0, false);
3298 } else if (statusbase == LocalityAnalysis.LOCAL) {
3299 generateTransCode(fm,lb,pp,oids,fieldoffset,endoffset,tuplecount,false,true);
3306 System.out.println("Adding prefetch "+fpn+ " to method:" +fm);
3307 output.println("{");
3308 output.println("/* prefetch */");
3309 output.println("/* prefetchid_" + fpn.siteid + " */");
3310 output.println("void * prefptr;");
3311 output.println("int tmpindex;");
3313 output.println("if((evalPrefetch["+fpn.siteid+"].operMode) || (evalPrefetch["+fpn.siteid+"].retrycount <= 0)) {");
3314 /*Create C code for oid array */
3315 output.print(" unsigned int oidarray_[] = {");
3316 boolean needcomma=false;
3317 for (Iterator it = oids.iterator(); it.hasNext();) {
3320 output.print(it.next());
3323 output.println("};");
3325 /*Create C code for endoffset values */
3326 output.print(" unsigned short endoffsetarry_[] = {");
3328 for (Iterator it = endoffset.iterator(); it.hasNext();) {
3331 output.print(it.next());
3334 output.println("};");
3336 /*Create C code for Field Offset Values */
3337 output.print(" short fieldarry_[] = {");
3339 for (Iterator it = fieldoffset.iterator(); it.hasNext();) {
3342 output.print(it.next());
3345 output.println("};");
3346 /* make the prefetch call to Runtime */
3347 output.println(" if(!evalPrefetch["+fpn.siteid+"].operMode) {");
3348 output.println(" evalPrefetch["+fpn.siteid+"].retrycount = RETRYINTERVAL;");
3349 output.println(" }");
3350 output.println(" prefetch("+fpn.siteid+" ,"+tuplecount+", oidarray_, endoffsetarry_, fieldarry_);");
3351 output.println(" } else {");
3352 output.println(" evalPrefetch["+fpn.siteid+"].retrycount--;");
3353 output.println(" }");
3354 output.println("}");
3358 public void generateTransCode(FlatMethod fm, LocalityBinding lb,PrefetchPair pp, Vector oids, Vector fieldoffset, Vector endoffset, int tuplecount, boolean inside, boolean localbase) {
3359 short offsetcount = 0;
3363 } else if (localbase) {
3364 for(; breakindex<pp.desc.size(); breakindex++) {
3365 Descriptor desc=pp.getDescAt(breakindex);
3366 if (desc instanceof FieldDescriptor) {
3367 FieldDescriptor fd=(FieldDescriptor)desc;
3368 if (fd.isGlobal()) {
3376 if (breakindex>pp.desc.size()) //all local
3379 TypeDescriptor lasttype=pp.base.getType();
3380 String basestr=generateTemp(fm, pp.base, lb);
3382 boolean maybenull=fm.getMethod().isStatic()||
3383 !pp.base.equals(fm.getParameter(0));
3385 for(int i=0; i<breakindex; i++) {
3386 String indexcheck="";
3388 Descriptor desc=pp.getDescAt(i);
3389 if (desc instanceof FieldDescriptor) {
3390 FieldDescriptor fd=(FieldDescriptor)desc;
3392 if (!teststr.equals(""))
3394 teststr+="((prefptr="+basestr+")!=NULL)";
3395 basestr="((struct "+lasttype.getSafeSymbol()+" *)prefptr)->"+fd.getSafeSymbol();
3397 basestr=basestr+"->"+fd.getSafeSymbol();
3400 lasttype=fd.getType();
3402 IndexDescriptor id=(IndexDescriptor)desc;
3403 indexcheck="((tmpindex=";
3404 for(int j=0; j<id.tddesc.size(); j++) {
3405 indexcheck+=generateTemp(fm, id.getTempDescAt(j), lb)+"+";
3407 indexcheck+=id.offset+")>=0)&(tmpindex<((struct ArrayObject *)prefptr)->___length___)";
3409 if (!teststr.equals(""))
3411 teststr+="((prefptr="+basestr+")!= NULL) &&"+indexcheck;
3412 basestr="((void **)(((char *) &(((struct ArrayObject *)prefptr)->___length___))+sizeof(int)))[tmpindex]";
3414 lasttype=lasttype.dereference();
3419 if (teststr.equals("")) {
3420 oid="((unsigned int)"+basestr+")";
3422 oid="((unsigned int)(("+teststr+")?"+basestr+":NULL))";
3426 for(int i = breakindex; i < pp.desc.size(); i++) {
3427 String newfieldoffset;
3428 Object desc = pp.getDescAt(i);
3429 if(desc instanceof FieldDescriptor) {
3430 FieldDescriptor fd=(FieldDescriptor)desc;
3431 newfieldoffset = new String("(unsigned int)(&(((struct "+ lasttype.getSafeSymbol()+" *)0)->"+ fd.getSafeSymbol()+ "))");
3432 lasttype=fd.getType();
3434 newfieldoffset = "";
3435 IndexDescriptor id=(IndexDescriptor)desc;
3436 for(int j = 0; j < id.tddesc.size(); j++) {
3437 newfieldoffset += generateTemp(fm, id.getTempDescAt(j), lb) + "+";
3439 newfieldoffset += id.offset.toString();
3440 lasttype=lasttype.dereference();
3442 fieldoffset.add(newfieldoffset);
3445 int base=(tuplecount>0) ? ((Short)endoffset.get(tuplecount-1)).intValue() : 0;
3446 base+=pp.desc.size()-breakindex;
3447 endoffset.add(new Short((short)base));
3452 public void generateFlatGlobalConvNode(FlatMethod fm, LocalityBinding lb, FlatGlobalConvNode fgcn, PrintWriter output) {
3453 if (lb!=fgcn.getLocality())
3455 /* Have to generate flat globalconv */
3456 if (fgcn.getMakePtr()) {
3458 //DEBUG: output.println("TRANSREAD("+generateTemp(fm, fgcn.getSrc(),lb)+", (unsigned int) "+generateTemp(fm, fgcn.getSrc(),lb)+",\" "+fm+":"+fgcn+"\");");
3459 output.println("TRANSREAD("+generateTemp(fm, fgcn.getSrc(),lb)+", (unsigned int) "+generateTemp(fm, fgcn.getSrc(),lb)+");");
3461 if ((dc==null)||!state.READSET&&dc.getNeedTrans(lb, fgcn)||state.READSET&&dc.getNeedWriteTrans(lb, fgcn)) {
3462 //need to do translation
3463 output.println("TRANSREAD("+generateTemp(fm, fgcn.getSrc(),lb)+", "+generateTemp(fm, fgcn.getSrc(),lb)+", (void *)("+localsprefixaddr+"));");
3464 } else if (state.READSET&&dc.getNeedTrans(lb, fgcn)) {
3465 if (state.HYBRID&&delaycomp.getConv(lb).contains(fgcn)) {
3466 output.println("TRANSREADRDFISSION("+generateTemp(fm, fgcn.getSrc(),lb)+", "+generateTemp(fm, fgcn.getSrc(),lb)+");");
3468 output.println("TRANSREADRD("+generateTemp(fm, fgcn.getSrc(),lb)+", "+generateTemp(fm, fgcn.getSrc(),lb)+");");
3472 /* Need to convert to OID */
3473 if ((dc==null)||dc.getNeedSrcTrans(lb,fgcn)) {
3474 if (fgcn.doConvert()||(delaycomp!=null&&delaycomp.needsFission(lb, fgcn.getAtomicEnter())&&atomicmethodmap.get(fgcn.getAtomicEnter()).reallivein.contains(fgcn.getSrc()))) {
3475 output.println(generateTemp(fm, fgcn.getSrc(),lb)+"=(void *)COMPOID("+generateTemp(fm, fgcn.getSrc(),lb)+");");
3477 output.println(generateTemp(fm, fgcn.getSrc(),lb)+"=NULL;");
3483 public void generateFlatInstanceOfNode(FlatMethod fm, LocalityBinding lb, FlatInstanceOfNode fion, PrintWriter output) {
3485 if (fion.getType().isArray()) {
3486 type=state.getArrayNumber(fion.getType())+state.numClasses();
3488 type=fion.getType().getClassDesc().getId();
3491 if (fion.getType().getSymbol().equals(TypeUtil.ObjectClass))
3492 output.println(generateTemp(fm, fion.getDst(), lb)+"=1;");
3494 output.println(generateTemp(fm, fion.getDst(), lb)+"=instanceof("+generateTemp(fm,fion.getSrc(),lb)+","+type+");");
3497 int sandboxcounter=0;
3498 public void generateFlatAtomicEnterNode(FlatMethod fm, LocalityBinding lb, FlatAtomicEnterNode faen, PrintWriter output) {
3499 /* Check to see if we need to generate code for this atomic */
3500 if (locality==null) {
3501 if (GENERATEPRECISEGC) {
3502 output.println("if (pthread_mutex_trylock(&atomiclock)!=0) {");
3503 output.println("stopforgc((struct garbagelist *) &___locals___);");
3504 output.println("pthread_mutex_lock(&atomiclock);");
3505 output.println("restartaftergc();");
3506 output.println("}");
3508 output.println("pthread_mutex_lock(&atomiclock);");
3513 if (locality.getAtomic(lb).get(faen.getPrev(0)).intValue()>0)
3517 if (state.SANDBOX) {
3518 outsandbox.println("int atomiccounter"+sandboxcounter+"=LOW_CHECK_FREQUENCY;");
3519 output.println("counter_reset_pointer=&atomiccounter"+sandboxcounter+";");
3522 if (state.DELAYCOMP&&delaycomp.needsFission(lb, faen)) {
3523 AtomicRecord ar=atomicmethodmap.get(faen);
3525 for(Iterator<TempDescriptor> tmpit=ar.livein.iterator();tmpit.hasNext();) {
3526 TempDescriptor tmp=tmpit.next();
3527 output.println("primitives_"+ar.name+"."+tmp.getSafeSymbol()+"="+tmp.getSafeSymbol()+";");
3530 //copy outs that depend on path
3531 for(Iterator<TempDescriptor> tmpit=ar.liveoutvirtualread.iterator();tmpit.hasNext();) {
3532 TempDescriptor tmp=tmpit.next();
3533 if (!ar.livein.contains(tmp))
3534 output.println("primitives_"+ar.name+"."+tmp.getSafeSymbol()+"="+tmp.getSafeSymbol()+";");
3538 /* Backup the temps. */
3539 for(Iterator<TempDescriptor> tmpit=locality.getTemps(lb).get(faen).iterator(); tmpit.hasNext();) {
3540 TempDescriptor tmp=tmpit.next();
3541 output.println(generateTemp(fm, backuptable.get(lb).get(tmp),lb)+"="+generateTemp(fm,tmp,lb)+";");
3544 output.println("goto transstart"+faen.getIdentifier()+";");
3546 /******* Print code to retry aborted transaction *******/
3547 output.println("transretry"+faen.getIdentifier()+":");
3550 for(Iterator<TempDescriptor> tmpit=locality.getTemps(lb).get(faen).iterator(); tmpit.hasNext();) {
3551 TempDescriptor tmp=tmpit.next();
3552 output.println(generateTemp(fm, tmp,lb)+"="+generateTemp(fm,backuptable.get(lb).get(tmp),lb)+";");
3556 /********* Need to revert local object store ********/
3557 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
3559 output.println("while ("+revertptr+") {");
3560 output.println("struct ___Object___ * tmpptr;");
3561 output.println("tmpptr="+revertptr+"->"+nextobjstr+";");
3562 output.println("REVERT_OBJ("+revertptr+");");
3563 output.println(revertptr+"=tmpptr;");
3564 output.println("}");
3566 /******* Tell the runtime to start the transaction *******/
3568 output.println("transstart"+faen.getIdentifier()+":");
3569 if (state.SANDBOX) {
3570 output.println("transaction_check_counter=*counter_reset_pointer;");
3573 output.println("transStart();");
3575 if (state.ABORTREADERS||state.SANDBOX) {
3577 output.println("abortenabled=1;");
3578 output.println("if (_setjmp(aborttrans)) {");
3579 output.println(" goto transretry"+faen.getIdentifier()+"; }");
3583 public void generateFlatAtomicExitNode(FlatMethod fm, LocalityBinding lb, FlatAtomicExitNode faen, PrintWriter output) {
3584 /* Check to see if we need to generate code for this atomic */
3585 if (locality==null) {
3586 output.println("pthread_mutex_unlock(&atomiclock);");
3589 if (locality.getAtomic(lb).get(faen).intValue()>0)
3591 //store the revert list before we lose the transaction object
3594 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
3595 output.println(revertptr+"=revertlist;");
3596 output.println("if (transCommit()) {");
3597 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
3598 output.println("goto transretry"+faen.getAtomicEnter().getIdentifier()+";");
3599 output.println("} else {");
3600 /* Need to commit local object store */
3601 output.println("while ("+revertptr+") {");
3602 output.println("struct ___Object___ * tmpptr;");
3603 output.println("tmpptr="+revertptr+"->"+nextobjstr+";");
3604 output.println("COMMIT_OBJ("+revertptr+");");
3605 output.println(revertptr+"=tmpptr;");
3606 output.println("}");
3607 output.println("}");
3611 if (!state.DELAYCOMP) {
3613 output.println("if (transCommit()) {");
3614 /* Transaction aborts if it returns true */
3615 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
3616 output.println("goto transretry"+faen.getAtomicEnter().getIdentifier()+";");
3617 output.println("}");
3619 if (delaycomp.optimizeTrans(lb, faen.getAtomicEnter())&&(!state.STMARRAY||state.DUALVIEW)) {
3620 AtomicRecord ar=atomicmethodmap.get(faen.getAtomicEnter());
3621 output.println("LIGHTWEIGHTCOMMIT("+ar.name+", &primitives_"+ar.name+", &"+localsprefix+", "+paramsprefix+", transretry"+faen.getAtomicEnter().getIdentifier()+");");
3623 for(Iterator<TempDescriptor> tmpit=ar.liveout.iterator();tmpit.hasNext();) {
3624 TempDescriptor tmp=tmpit.next();
3625 output.println(tmp.getSafeSymbol()+"=primitives_"+ar.name+"."+tmp.getSafeSymbol()+";");
3627 } else if (delaycomp.needsFission(lb, faen.getAtomicEnter())) {
3628 AtomicRecord ar=atomicmethodmap.get(faen.getAtomicEnter());
3630 output.println("if (transCommit((void (*)(void *, void *, void *))&"+ar.name+", &primitives_"+ar.name+", &"+localsprefix+", "+paramsprefix+")) {");
3631 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
3632 output.println("goto transretry"+faen.getAtomicEnter().getIdentifier()+";");
3633 output.println("}");
3635 output.println("else {");
3636 for(Iterator<TempDescriptor> tmpit=ar.liveout.iterator();tmpit.hasNext();) {
3637 TempDescriptor tmp=tmpit.next();
3638 output.println(tmp.getSafeSymbol()+"=primitives_"+ar.name+"."+tmp.getSafeSymbol()+";");
3640 output.println("}");
3642 output.println("if (transCommit(NULL, NULL, NULL, NULL)) {");
3643 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
3644 output.println("goto transretry"+faen.getAtomicEnter().getIdentifier()+";");
3645 output.println("}");
3650 public void generateFlatSESEEnterNode( FlatMethod fm,
3652 FlatSESEEnterNode fsen,
3655 // if MLP flag is off, okay that SESE nodes are in IR graph,
3656 // just skip over them and code generates exactly the same
3657 if( !(state.MLP || state.OOOJAVA) ) {
3660 // there may be an SESE in an unreachable method, skip over
3661 if( (state.MLP && !mlpa.getAllSESEs().contains( fsen )) ||
3662 (state.OOOJAVA && !oooa.getAllSESEs().contains(fsen))
3667 // also, if we have encountered a placeholder, just skip it
3668 if( fsen.getIsCallerSESEplaceholder() ) {
3672 output.println(" {");
3674 if( state.COREPROF ) {
3675 output.println("#ifdef CP_EVENTID_TASKDISPATCH");
3676 output.println(" CP_LOGEVENT( CP_EVENTID_TASKDISPATCH, CP_EVENTTYPE_BEGIN );");
3677 output.println("#endif");
3680 // before doing anything, lock your own record and increment the running children
3681 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
3682 (state.OOOJAVA && fsen != oooa.getMainSESE())
3684 output.println(" atomic_inc(&(runningSESE->numRunningChildren));");
3687 // allocate the space for this record
3688 output.println( "#ifndef OOO_DISABLE_TASKMEMPOOL" );
3689 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
3690 (state.OOOJAVA && fsen != oooa.getMainSESE())
3693 fsen.getSESErecordName()+"* seseToIssue = ("+
3694 fsen.getSESErecordName()+"*) poolalloc( runningSESE->taskRecordMemPool );");
3697 fsen.getSESErecordName()+"* seseToIssue = ("+
3698 fsen.getSESErecordName()+"*) mlpAllocSESErecord( sizeof( "+
3699 fsen.getSESErecordName()+" ) );");
3701 output.println( "#else // OOO_DISABLE_TASKMEMPOOL" );
3703 fsen.getSESErecordName()+"* seseToIssue = ("+
3704 fsen.getSESErecordName()+"*) mlpAllocSESErecord( sizeof( "+
3705 fsen.getSESErecordName()+" ) );");
3706 output.println( "#endif // OOO_DISABLE_TASKMEMPOOL" );
3709 // set up the SESE in-set and out-set objects, which look
3710 // like a garbage list
3711 output.println(" struct garbagelist * gl= (struct garbagelist *)&(((SESEcommon*)(seseToIssue))[1]);");
3712 output.println(" gl->size="+calculateSizeOfSESEParamList(fsen)+";");
3713 output.println(" gl->next = NULL;");
3715 // there are pointers to SESE records the newly-issued SESE
3716 // will use to get values it depends on them for--how many
3717 // are there, and what is the offset from the total SESE
3718 // record to the first dependent record pointer?
3719 output.println(" seseToIssue->common.numDependentSESErecords="+
3720 fsen.getNumDepRecs()+";");
3722 // we only need this (and it will only compile) when the number of dependent
3723 // SESE records is non-zero
3724 if( fsen.getFirstDepRecField() != null ) {
3725 output.println(" seseToIssue->common.offsetToDepSESErecords=(INTPTR)sizeof("+
3726 fsen.getSESErecordName()+") - (INTPTR)&((("+
3727 fsen.getSESErecordName()+"*)0)->"+fsen.getFirstDepRecField()+");"
3731 // fill in common data
3732 output.println(" int localCount=0;");
3733 output.println(" seseToIssue->common.classID = "+fsen.getIdentifier()+";");
3734 output.println(" psem_init( &(seseToIssue->common.stallSem) );");
3736 output.println(" seseToIssue->common.forwardList = createQueue();");
3737 output.println(" seseToIssue->common.unresolvedDependencies = 10000;");
3738 output.println(" pthread_cond_init( &(seseToIssue->common.doneCond), NULL );");
3739 output.println(" seseToIssue->common.doneExecuting = FALSE;");
3740 output.println(" pthread_cond_init( &(seseToIssue->common.runningChildrenCond), NULL );");
3741 output.println(" seseToIssue->common.numRunningChildren = 0;");
3742 output.println(" seseToIssue->common.parent = runningSESE;");
3743 // start with refCount = 2, one being the count that the child itself
3744 // will decrement when it retires, to say it is done using its own
3745 // record, and the other count is for the parent that will remember
3746 // the static name of this new child below
3747 output.println(" seseToIssue->common.refCount = 2;");
3749 // all READY in-vars should be copied now and be done with it
3750 Iterator<TempDescriptor> tempItr = fsen.getReadyInVarSet().iterator();
3751 while( tempItr.hasNext() ) {
3752 TempDescriptor temp = tempItr.next();
3754 // when we are issuing the main SESE or an SESE with placeholder
3755 // caller SESE as parent, generate temp child child's eclosing method,
3756 // otherwise use the parent's enclosing method as the context
3757 boolean useParentContext = false;
3759 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
3760 (state.OOOJAVA && fsen != oooa.getMainSESE())
3762 assert fsen.getParent() != null;
3763 if( !fsen.getParent().getIsCallerSESEplaceholder() ) {
3764 useParentContext = true;
3768 if( useParentContext ) {
3769 output.println(" seseToIssue->"+temp+" = "+
3770 generateTemp( fsen.getParent().getfmBogus(), temp, null )+";");
3772 output.println(" seseToIssue->"+temp+" = "+
3773 generateTemp( fsen.getfmEnclosing(), temp, null )+";");
3777 // before potentially adding this SESE to other forwarding lists,
3779 output.println(" pthread_mutex_init( &(seseToIssue->common.lock), NULL );");
3781 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
3782 (state.OOOJAVA && fsen != oooa.getMainSESE())
3784 // count up outstanding dependencies, static first, then dynamic
3785 Iterator<SESEandAgePair> staticSrcsItr = fsen.getStaticInVarSrcs().iterator();
3786 while( staticSrcsItr.hasNext() ) {
3787 SESEandAgePair srcPair = staticSrcsItr.next();
3788 output.println(" {");
3789 output.println(" SESEcommon* src = (SESEcommon*)"+srcPair+";");
3791 if(GENERATEPRECISEGC){
3792 output.println(" stopforgc((struct garbagelist *)&___locals___);");
3794 output.println(" pthread_mutex_lock( &(src->lock) );");
3795 if(GENERATEPRECISEGC){
3796 output.println(" restartaftergc();");
3798 output.println(" if( !isEmpty( src->forwardList ) &&");
3799 output.println(" seseToIssue == peekItem( src->forwardList ) ) {");
3800 output.println(" printf( \"This shouldnt already be here\\n\");");
3801 output.println(" exit( -1 );");
3802 output.println(" }");
3803 output.println(" if( !src->doneExecuting ) {");
3804 output.println(" addNewItem( src->forwardList, seseToIssue );");
3805 output.println(" ++(localCount);");
3806 output.println(" }");
3807 output.println(" ADD_REFERENCE_TO( src );");
3808 output.println(" pthread_mutex_unlock( &(src->lock) );");
3809 output.println(" }");
3811 // whether or not it is an outstanding dependency, make sure
3812 // to pass the static name to the child's record
3813 output.println(" seseToIssue->"+srcPair+" = "+
3814 "("+srcPair.getSESE().getSESErecordName()+"*)"+
3818 // dynamic sources might already be accounted for in the static list,
3819 // so only add them to forwarding lists if they're not already there
3820 Iterator<TempDescriptor> dynVarsItr = fsen.getDynamicInVarSet().iterator();
3821 while( dynVarsItr.hasNext() ) {
3822 TempDescriptor dynInVar = dynVarsItr.next();
3823 output.println(" {");
3824 output.println(" SESEcommon* src = (SESEcommon*)"+dynInVar+"_srcSESE;");
3826 // the dynamic source is NULL if it comes from your own space--you can't pass
3827 // the address off to the new child, because you're not done executing and
3828 // might change the variable, so copy it right now
3829 output.println(" if( src != NULL ) {");
3831 if(GENERATEPRECISEGC){
3832 output.println(" stopforgc((struct garbagelist *)&___locals___);");
3834 output.println(" pthread_mutex_lock( &(src->lock) );");
3835 if(GENERATEPRECISEGC){
3836 output.println(" restartaftergc();");
3838 output.println(" if( isEmpty( src->forwardList ) ||");
3839 output.println(" seseToIssue != peekItem( src->forwardList ) ) {");
3840 output.println(" if( !src->doneExecuting ) {");
3841 output.println(" addNewItem( src->forwardList, seseToIssue );");
3842 output.println(" ++(localCount);");
3843 output.println(" }");
3844 output.println(" }");
3845 output.println(" ADD_REFERENCE_TO( src );");
3846 output.println(" pthread_mutex_unlock( &(src->lock) );");
3847 output.println(" seseToIssue->"+dynInVar+"_srcOffset = "+dynInVar+"_srcOffset;");
3848 output.println(" } else {");
3850 boolean useParentContext = false;
3851 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
3852 (state.OOOJAVA && fsen != oooa.getMainSESE())
3854 assert fsen.getParent() != null;
3855 if( !fsen.getParent().getIsCallerSESEplaceholder() ) {
3856 useParentContext = true;
3859 if( useParentContext ) {
3860 output.println(" seseToIssue->"+dynInVar+" = "+
3861 generateTemp( fsen.getParent().getfmBogus(), dynInVar, null )+";");
3863 output.println(" seseToIssue->"+dynInVar+" = "+
3864 generateTemp( fsen.getfmEnclosing(), dynInVar, null )+";");
3867 output.println(" }");
3868 output.println(" }");
3870 // even if the value is already copied, make sure your NULL source
3871 // gets passed so child knows it already has the dynamic value
3872 output.println(" seseToIssue->"+dynInVar+"_srcSESE = "+dynInVar+"_srcSESE;");
3876 // maintain pointers for finding dynamic SESE
3877 // instances from static names
3878 SESEandAgePair pairNewest = new SESEandAgePair( fsen, 0 );
3879 SESEandAgePair pairOldest = new SESEandAgePair( fsen, fsen.getOldestAgeToTrack() );
3880 if( fsen.getParent() != null &&
3881 fsen.getParent().getNeededStaticNames().contains( pairNewest )
3884 for( int i = fsen.getOldestAgeToTrack(); i > 0; --i ) {
3885 SESEandAgePair pair1 = new SESEandAgePair( fsen, i );
3886 SESEandAgePair pair2 = new SESEandAgePair( fsen, i-1 );
3887 output.println(" "+pair1+" = "+pair2+";");
3889 output.println(" "+pairNewest+" = &(seseToIssue->common);");
3891 // no need to add a reference to whatever is the newest record, because
3892 // we initialized seseToIssue->refCount to *2*
3893 // but release a reference to whatever was the oldest BEFORE the shift
3894 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
3895 output.println(" if( "+pairOldest+" != NULL ) {");
3896 output.println(" RELEASE_REFERENCE_TO( "+pairOldest+" );");
3897 output.println(" }");
3898 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
3904 // count up memory conflict dependencies,
3908 //output.println(" seseToIssue->common.numMemoryQueue=0;");
3909 //output.println(" seseToIssue->common.rentryIdx=0;");
3910 //output.println(" seseToIssue->common.unresolvedRentryIdx=0;");
3911 //output.println(" seseToIssue->common.memoryQueueArray=NULL;");
3913 FlatSESEEnterNode parent = fsen.getParent();
3914 Analysis.OoOJava.ConflictGraph graph = oooa.getConflictGraph(parent);
3915 if (graph != null && graph.hasConflictEdge()) {
3916 Set<Analysis.OoOJava.SESELock> seseLockSet = oooa.getLockMappings(graph);
3918 output.println(" //add memory queue element");
3919 Analysis.OoOJava.SESEWaitingQueue seseWaitingQueue=
3920 graph.getWaitingElementSetBySESEID(fsen.getIdentifier(), seseLockSet);
3921 if(seseWaitingQueue.getWaitingElementSize()>0){
3922 output.println(" {");
3923 output.println(" REntry* rentry=NULL;");
3924 output.println(" INTPTR* pointer=NULL;");
3925 output.println(" seseToIssue->common.rentryIdx=0;");
3927 Set<Integer> queueIDSet=seseWaitingQueue.getQueueIDSet();
3928 for (Iterator iterator = queueIDSet.iterator(); iterator
3930 Integer key = (Integer) iterator.next();
3931 int queueID=key.intValue();
3932 Set<Analysis.OoOJava.WaitingElement> waitingQueueSet =
3933 seseWaitingQueue.getWaitingElementSet(queueID);
3934 int enqueueType=seseWaitingQueue.getType(queueID);
3935 if(enqueueType==SESEWaitingQueue.EXCEPTION){
3936 output.println(" INITIALIZEBUF(runningSESE->memoryQueueArray["
3939 for (Iterator iterator2 = waitingQueueSet.iterator(); iterator2.hasNext();) {
3940 Analysis.OoOJava.WaitingElement waitingElement
3941 = (Analysis.OoOJava.WaitingElement) iterator2.next();
3942 if (waitingElement.getStatus() >= ConflictNode.COARSE) {
3943 output.println(" rentry=mlpCreateREntry("
3944 + waitingElement.getStatus()
3945 + ", &(seseToIssue->common));");
3947 TempDescriptor td = waitingElement.getTempDesc();
3948 // decide whether waiting element is dynamic or static
3949 if (fsen.getDynamicInVarSet().contains(td)) {
3950 // dynamic in-var case
3951 output.println(" pointer=seseToIssue->"
3952 + waitingElement.getDynID()
3953 + "_srcSESE+seseToIssue->"
3954 + waitingElement.getDynID()
3956 output.println(" rentry=mlpCreateFineREntry("
3957 + waitingElement.getStatus()
3958 + ", &(seseToIssue->common), pointer );");
3959 } else if (fsen.getStaticInVarSet().contains(td)) {
3960 // static in-var case
3961 VariableSourceToken vst = fsen.getStaticInVarSrc(td);
3964 String srcId = "SESE_"
3966 .getPrettyIdentifier()
3967 + vst.getSESE().getIdentifier()
3968 + "_" + vst.getAge();
3969 output.println(" pointer=(void*)&seseToIssue->"
3975 output.println(" rentry=mlpCreateFineREntry("
3976 + waitingElement.getStatus()
3977 + ", &(seseToIssue->common), pointer );");
3980 output.println(" rentry=mlpCreateFineREntry("
3981 + waitingElement.getStatus()
3982 + ", &(seseToIssue->common), (void*)&seseToIssue->"
3983 + waitingElement.getDynID()
3987 output.println(" rentry->queue=runningSESE->memoryQueueArray["
3988 + waitingElement.getQueueID()
3991 if(enqueueType==SESEWaitingQueue.NORMAL){
3992 output.println(" seseToIssue->common.rentryArray[seseToIssue->common.rentryIdx++]=rentry;");
3993 output.println(" if(ADDRENTRY(runningSESE->memoryQueueArray["
3994 + waitingElement.getQueueID()
3995 + "],rentry)==NOTREADY){");
3996 output.println(" ++(localCount);");
3997 output.println(" }");
3999 // Trying to execute the dynamic coarse grain conflict strategy...
4000 if(state.RCR && rcr != null) {
4001 boolean useParentContext = false;
4003 if( (state.MLP &&fsen != mlpa.getMainSESE()) ||
4004 (state.OOOJAVA &&fsen != oooa.getMainSESE())) {
4005 assert fsen.getParent() != null;
4006 if( !fsen.getParent().getIsCallerSESEplaceholder() ) {
4007 useParentContext = true;
4011 for (TempDescriptor invar : fsen.getInVarsForDynamicCoarseConflictResolution()) {
4013 if( useParentContext ) {
4014 varString = generateTemp( fsen.getParent().getfmBogus(), invar, null );
4016 varString = generateTemp( fsen.getfmEnclosing(), invar, null );
4018 output.println(" "+rcr.getTraverserInvocation(invar, varString, fsen));
4023 .println(" ADDRENTRYTOBUF(runningSESE->memoryQueueArray["
4024 + waitingElement.getQueueID()
4028 if(enqueueType!=SESEWaitingQueue.NORMAL){
4029 output.println(" localCount+=RESOLVEBUF(runningSESE->memoryQueueArray["
4030 + queueID+ "],&seseToIssue->common);");
4033 output.println(" }");
4039 ConflictGraph graph = null;
4040 FlatSESEEnterNode parent = fsen.getParent();
4041 if (parent != null) {
4042 if (parent.isCallerSESEplaceholder) {
4043 graph = mlpa.getConflictGraphResults().get(parent.getfmEnclosing());
4045 graph = mlpa.getConflictGraphResults().get(parent);
4048 if (graph != null && graph.hasConflictEdge()) {
4049 HashSet<SESELock> seseLockSet = mlpa.getConflictGraphLockMap()
4052 output.println(" //add memory queue element");
4053 SESEWaitingQueue seseWaitingQueue=graph.getWaitingElementSetBySESEID(fsen.getIdentifier(),
4055 if(seseWaitingQueue.getWaitingElementSize()>0){
4056 output.println(" {");
4057 output.println(" REntry* rentry=NULL;");
4058 output.println(" INTPTR* pointer=NULL;");
4059 output.println(" seseToIssue->common.rentryIdx=0;");
4061 Set<Integer> queueIDSet=seseWaitingQueue.getQueueIDSet();
4062 for (Iterator iterator = queueIDSet.iterator(); iterator
4064 Integer key = (Integer) iterator.next();
4065 int queueID=key.intValue();
4066 Set<WaitingElement> waitingQueueSet = seseWaitingQueue.getWaitingElementSet(queueID);
4067 int enqueueType=seseWaitingQueue.getType(queueID);
4068 if(enqueueType==SESEWaitingQueue.EXCEPTION){
4069 output.println(" INITIALIZEBUF(runningSESE->memoryQueueArray["
4072 for (Iterator iterator2 = waitingQueueSet.iterator(); iterator2
4074 WaitingElement waitingElement = (WaitingElement) iterator2
4076 if (waitingElement.getStatus() >= ConflictNode.COARSE) {
4077 output.println(" rentry=mlpCreateREntry("
4078 + waitingElement.getStatus()
4079 + ", &(seseToIssue->common));");
4081 TempDescriptor td = waitingElement
4083 // decide whether waiting element is dynamic or
4085 if (fsen.getDynamicInVarSet().contains(td)) {
4086 // dynamic in-var case
4087 output.println(" pointer=seseToIssue->"
4088 + waitingElement.getDynID()
4089 + "_srcSESE+seseToIssue->"
4090 + waitingElement.getDynID()
4093 .println(" rentry=mlpCreateFineREntry("
4096 + ", &(seseToIssue->common), pointer );");
4097 } else if (fsen.getStaticInVarSet()
4099 // static in-var case
4100 VariableSourceToken vst = fsen
4101 .getStaticInVarSrc(td);
4104 String srcId = "SESE_"
4106 .getPrettyIdentifier()
4107 + vst.getSESE().getIdentifier()
4108 + "_" + vst.getAge();
4110 .println(" pointer=(void*)&seseToIssue->"
4117 .println(" rentry=mlpCreateFineREntry("
4120 + ", &(seseToIssue->common), pointer );");
4125 .println(" rentry=mlpCreateFineREntry("
4128 + ", &(seseToIssue->common), (void*)&seseToIssue->"
4129 + waitingElement.getDynID()
4134 .println(" rentry->queue=runningSESE->memoryQueueArray["
4135 + waitingElement.getQueueID()
4138 if(enqueueType==SESEWaitingQueue.NORMAL){
4140 .println(" seseToIssue->common.rentryArray[seseToIssue->common.rentryIdx++]=rentry;");
4142 .println(" if(ADDRENTRY(runningSESE->memoryQueueArray["
4143 + waitingElement.getQueueID()
4144 + "],rentry)==NOTREADY){");
4145 output.println(" ++(localCount);");
4146 output.println(" } ");
4149 .println(" ADDRENTRYTOBUF(runningSESE->memoryQueueArray["
4150 + waitingElement.getQueueID()
4154 if(enqueueType!=SESEWaitingQueue.NORMAL){
4155 output.println(" localCount+=RESOLVEBUF(runningSESE->memoryQueueArray["
4156 + queueID+ "],&seseToIssue->common);");
4159 output.println(" }");
4167 // release this SESE for siblings to update its dependencies or,
4168 // eventually, for it to mark itself finished
4169 // output.println(" pthread_mutex_unlock( &(seseToIssue->common.lock) );");
4171 // if there were no outstanding dependencies, issue here
4172 output.println(" if( atomic_sub_and_test(10000-localCount,&(seseToIssue->common.unresolvedDependencies) ) ) {");
4173 output.println(" workScheduleSubmit( (void*)seseToIssue );");
4174 output.println(" }");
4176 output.println(" if( seseToIssue->common.unresolvedDependencies == 0 ) {");
4177 output.println(" workScheduleSubmit( (void*)seseToIssue );");
4178 output.println(" }");
4180 // release this SESE for siblings to update its dependencies or,
4181 // eventually, for it to mark itself finished
4182 // output.println(" pthread_mutex_unlock( &(seseToIssue->common.lock) );");
4184 if( state.COREPROF ) {
4185 output.println("#ifdef CP_EVENTID_TASKDISPATCH");
4186 output.println(" CP_LOGEVENT( CP_EVENTID_TASKDISPATCH, CP_EVENTTYPE_END );");
4187 output.println("#endif");
4190 output.println(" }");
4194 public void generateFlatSESEExitNode( FlatMethod fm,
4196 FlatSESEExitNode fsexn,
4200 // if MLP flag is off, okay that SESE nodes are in IR graph,
4201 // just skip over them and code generates exactly the same
4202 if( ! (state.MLP || state.OOOJAVA) ) {
4206 // get the enter node for this exit that has meta data embedded
4207 FlatSESEEnterNode fsen = fsexn.getFlatEnter();
4209 // there may be an SESE in an unreachable method, skip over
4210 if( (state.MLP && !mlpa.getAllSESEs().contains( fsen )) ||
4211 (state.OOOJAVA && !oooa.getAllSESEs().contains( fsen ))
4216 // also, if we have encountered a placeholder, just jump it
4217 if( fsen.getIsCallerSESEplaceholder() ) {
4221 if( state.COREPROF ) {
4222 output.println("#ifdef CP_EVENTID_TASKEXECUTE");
4223 output.println(" CP_LOGEVENT( CP_EVENTID_TASKEXECUTE, CP_EVENTTYPE_END );");
4224 output.println("#endif");
4227 output.println(" /* SESE exiting */");
4229 if( state.COREPROF ) {
4230 output.println("#ifdef CP_EVENTID_TASKRETIRE");
4231 output.println(" CP_LOGEVENT( CP_EVENTID_TASKRETIRE, CP_EVENTTYPE_BEGIN );");
4232 output.println("#endif");
4235 String com = paramsprefix+"->common";
4237 // this SESE cannot be done until all of its children are done
4238 // so grab your own lock with the condition variable for watching
4239 // that the number of your running children is greater than zero
4240 if (GENERATEPRECISEGC){
4241 output.println(" stopforgc((struct garbagelist *)&___locals___);");
4243 output.println(" pthread_mutex_lock( &("+com+".lock) );");
4244 if (GENERATEPRECISEGC){
4245 output.println(" restartaftergc();");
4247 output.println(" while( "+com+".numRunningChildren > 0 ) {");
4248 if (GENERATEPRECISEGC){
4249 // output.println(" stopforgc((struct garbagelist *)&(((SESEcommon*)(___params___))[1]));");
4250 output.println(" stopforgc((struct garbagelist *)&___locals___);");
4252 output.println(" pthread_cond_wait( &("+com+".runningChildrenCond), &("+com+".lock) );");
4253 if (GENERATEPRECISEGC){
4254 output.println(" restartaftergc();");
4256 output.println(" }");
4259 // copy out-set from local temps into the sese record
4260 Iterator<TempDescriptor> itr = fsen.getOutVarSet().iterator();
4261 while( itr.hasNext() ) {
4262 TempDescriptor temp = itr.next();
4264 // only have to do this for primitives non-arrays
4266 temp.getType().isPrimitive() && !temp.getType().isArray()
4272 // have to determine the context enclosing this sese
4273 boolean useParentContext = false;
4275 if( (state.MLP &&fsen != mlpa.getMainSESE()) ||
4276 (state.OOOJAVA &&fsen != oooa.getMainSESE())
4278 assert fsen.getParent() != null;
4279 if( !fsen.getParent().getIsCallerSESEplaceholder() ) {
4280 useParentContext = true;
4285 if( useParentContext ) {
4286 from = generateTemp( fsen.getParent().getfmBogus(), temp, null );
4288 from = generateTemp( fsen.getfmEnclosing(), temp, null );
4291 output.println(" "+paramsprefix+
4292 "->"+temp.getSafeSymbol()+
4296 // mark yourself done, your SESE data is now read-only
4297 output.println(" "+com+".doneExecuting = TRUE;");
4298 output.println(" pthread_cond_signal( &("+com+".doneCond) );");
4299 output.println(" pthread_mutex_unlock( &("+com+".lock) );");
4301 // decrement dependency count for all SESE's on your forwarding list
4302 output.println(" while( !isEmpty( "+com+".forwardList ) ) {");
4303 output.println(" SESEcommon* consumer = (SESEcommon*) getItem( "+com+".forwardList );");
4306 output.println(" if(consumer->rentryIdx>0){");
4307 output.println(" // resolved null pointer");
4308 output.println(" int idx;");
4309 output.println(" for(idx=0;idx<consumer->rentryIdx;idx++){");
4310 output.println(" resolvePointer(consumer->rentryArray[idx]);");
4311 output.println(" }");
4312 output.println(" }");
4315 // output.println(" pthread_mutex_lock( &(consumer->lock) );");
4316 // output.println(" --(consumer->unresolvedDependencies);");
4317 // output.println(" if( consumer->unresolvedDependencies == 0 ) {");
4318 output.println(" if( atomic_sub_and_test(1, &(consumer->unresolvedDependencies)) ){");
4319 output.println(" workScheduleSubmit( (void*)consumer );");
4320 output.println(" }");
4321 // output.println(" pthread_mutex_unlock( &(consumer->lock) );");
4322 output.println(" }");
4326 // clean up its lock element from waiting queue, and decrement dependency count for next SESE block
4327 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
4328 (state.OOOJAVA && fsen != oooa.getMainSESE())
4332 output.println(" /* check memory dependency*/");
4333 output.println(" {");
4334 output.println(" int idx;");
4335 output.println(" for(idx=0;idx<___params___->common.rentryIdx;idx++){");
4336 output.println(" REntry* re=___params___->common.rentryArray[idx];");
4337 output.println(" RETIRERENTRY(re->queue,re);");
4338 output.println(" }");
4339 output.println(" }");
4343 // if parent is stalling on you, let them know you're done
4344 if( (state.MLP && fsexn.getFlatEnter() != mlpa.getMainSESE()) ||
4345 (state.OOOJAVA && fsexn.getFlatEnter() != oooa.getMainSESE())
4347 output.println(" psem_give( &("+paramsprefix+"->common.stallSem) );");
4350 // last of all, decrement your parent's number of running children
4351 output.println(" if( "+paramsprefix+"->common.parent != NULL ) {");
4352 output.println(" if (atomic_sub_and_test(1, &"+paramsprefix+"->common.parent->numRunningChildren)) {");
4353 if (GENERATEPRECISEGC){
4354 output.println(" stopforgc((struct garbagelist *)&___locals___);");
4356 output.println(" pthread_mutex_lock( &("+paramsprefix+"->common.parent->lock) );");
4357 if (GENERATEPRECISEGC){
4358 output.println(" restartaftergc();");
4360 output.println(" pthread_cond_signal( &("+paramsprefix+"->common.parent->runningChildrenCond) );");
4361 output.println(" pthread_mutex_unlock( &("+paramsprefix+"->common.parent->lock) );");
4362 output.println(" }");
4363 output.println(" }");
4365 // a task has variables to track static/dynamic instances
4366 // that serve as sources, release the parent's ref of each
4367 // non-null var of these types
4368 output.println(" // releasing static SESEs");
4369 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
4370 Iterator<SESEandAgePair> pItr = fsen.getNeededStaticNames().iterator();
4371 while( pItr.hasNext() ) {
4372 SESEandAgePair pair = pItr.next();
4373 output.println(" if( "+pair+" != NULL ) {");
4374 output.println(" RELEASE_REFERENCE_TO( "+pair+" );");
4375 output.println(" }");
4377 output.println(" // releasing dynamic variable sources");
4378 Iterator<TempDescriptor> dynSrcItr = fsen.getDynamicVarSet().iterator();
4379 while( dynSrcItr.hasNext() ) {
4380 TempDescriptor dynSrcVar = dynSrcItr.next();
4381 output.println(" if( "+dynSrcVar+"_srcSESE != NULL ) {");
4382 output.println(" RELEASE_REFERENCE_TO( "+dynSrcVar+"_srcSESE );");
4383 output.println(" }");
4385 // destroy this task's mempool if it is not a leaf task
4386 if( !fsen.getIsLeafSESE() ) {
4387 output.println(" pooldestroy( runningSESE->taskRecordMemPool );");
4389 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
4392 // if this is not the Main sese (which has no parent) then return
4393 // THIS task's record to the PARENT'S task record pool, and only if
4394 // the reference count is now zero
4395 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
4396 (state.OOOJAVA && fsen != oooa.getMainSESE())
4398 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
4399 output.println(" RELEASE_REFERENCE_TO( runningSESE );");
4400 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
4402 // the main task has no parent, just free its record
4403 output.println(" mlpFreeSESErecord( runningSESE );");
4406 // as this thread is wrapping up the task, make sure the thread-local var
4407 // for the currently running task record references an invalid task
4408 output.println(" runningSESE = (SESEcommon*) 0x1;");
4410 if( state.COREPROF ) {
4411 output.println("#ifdef CP_EVENTID_TASKRETIRE");
4412 output.println(" CP_LOGEVENT( CP_EVENTID_TASKRETIRE, CP_EVENTTYPE_END );");
4413 output.println("#endif");
4417 public void generateFlatWriteDynamicVarNode( FlatMethod fm,
4419 FlatWriteDynamicVarNode fwdvn,
4422 if( !(state.MLP || state.OOOJAVA) ) {
4423 // should node should not be in an IR graph if the
4424 // MLP flag is not set
4425 throw new Error("Unexpected presence of FlatWriteDynamicVarNode");
4428 Hashtable<TempDescriptor, VSTWrapper> writeDynamic = fwdvn.getVar2src();
4430 assert writeDynamic != null;
4432 Iterator wdItr = writeDynamic.entrySet().iterator();
4433 while( wdItr.hasNext() ) {
4434 Map.Entry me = (Map.Entry) wdItr.next();
4435 TempDescriptor refVar = (TempDescriptor) me.getKey();
4436 VSTWrapper vstW = (VSTWrapper) me.getValue();
4437 VariableSourceToken vst = vstW.vst;
4439 output.println(" {");
4440 output.println(" SESEcommon* oldSrc = "+refVar+"_srcSESE;");
4443 // if there is no given source, this variable is ready so
4444 // mark src pointer NULL to signify that the var is up-to-date
4445 output.println(" "+refVar+"_srcSESE = NULL;");
4447 // otherwise we track where it will come from
4448 SESEandAgePair instance = new SESEandAgePair( vst.getSESE(), vst.getAge() );
4449 output.println(" "+refVar+"_srcSESE = "+instance+";");
4450 output.println(" "+refVar+"_srcOffset = (INTPTR) &((("+
4451 vst.getSESE().getSESErecordName()+"*)0)->"+vst.getAddrVar()+");");
4454 // no matter what we did above, track reference count of whatever
4455 // this variable pointed to, do release last in case we're just
4456 // copying the same value in because 1->2->1 is safe but ref count
4457 // 1->0->1 has a window where it looks like it should be free'd
4458 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
4459 output.println(" if( "+refVar+"_srcSESE != NULL ) {");
4460 output.println(" ADD_REFERENCE_TO( "+refVar+"_srcSESE );");
4461 output.println(" }");
4462 output.println(" if( oldSrc != NULL ) {");
4463 output.println(" RELEASE_REFERENCE_TO( oldSrc );");
4464 output.println(" }");
4465 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
4467 output.println(" }");
4472 private void generateFlatCheckNode(FlatMethod fm, LocalityBinding lb, FlatCheckNode fcn, PrintWriter output) {
4473 if (state.CONSCHECK) {
4474 String specname=fcn.getSpec();
4475 String varname="repairstate___";
4476 output.println("{");
4477 output.println("struct "+specname+"_state * "+varname+"=allocate"+specname+"_state();");
4479 TempDescriptor[] temps=fcn.getTemps();
4480 String[] vars=fcn.getVars();
4481 for(int i=0; i<temps.length; i++) {
4482 output.println(varname+"->"+vars[i]+"=(unsigned int)"+generateTemp(fm, temps[i],lb)+";");
4485 output.println("if (doanalysis"+specname+"("+varname+")) {");
4486 output.println("free"+specname+"_state("+varname+");");
4487 output.println("} else {");
4488 output.println("/* Bad invariant */");
4489 output.println("free"+specname+"_state("+varname+");");
4490 output.println("abort_task();");
4491 output.println("}");
4492 output.println("}");
4496 private void generateFlatCall(FlatMethod fm, LocalityBinding lb, FlatCall fc, PrintWriter output) {
4498 MethodDescriptor md=fc.getMethod();
4499 ParamsObject objectparams=(ParamsObject)paramstable.get(lb!=null ? locality.getBinding(lb, fc) : md);
4500 ClassDescriptor cn=md.getClassDesc();
4501 output.println("{");
4502 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
4504 LocalityBinding fclb=locality.getBinding(lb, fc);
4505 output.print(" struct "+cn.getSafeSymbol()+fclb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params __parameterlist__={");
4507 output.print(" struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params __parameterlist__={");
4508 output.print(objectparams.numPointers());
4509 output.print(", "+localsprefixaddr);
4510 if (md.getThis()!=null) {
4512 output.print("(struct "+md.getThis().getType().getSafeSymbol() +" *)"+ generateTemp(fm,fc.getThis(),lb));
4514 if (fc.getThis()!=null&&md.getThis()==null) {
4515 System.out.println("WARNING!!!!!!!!!!!!");
4516 System.out.println("Source code calls static method "+md+" on an object in "+fm.getMethod()+"!");
4520 for(int i=0; i<fc.numArgs(); i++) {
4521 Descriptor var=md.getParameter(i);
4522 TempDescriptor paramtemp=(TempDescriptor)temptovar.get(var);
4523 if (objectparams.isParamPtr(paramtemp)) {
4524 TempDescriptor targ=fc.getArg(i);
4526 TypeDescriptor td=md.getParamType(i);
4528 output.print("(struct "+(new TypeDescriptor(typeutil.getClass(TypeUtil.TagClass))).getSafeSymbol() +" *)"+generateTemp(fm, targ,lb));
4530 output.print("(struct "+md.getParamType(i).getSafeSymbol() +" *)"+generateTemp(fm, targ,lb));
4533 output.println("};");
4538 if (fc.getReturnTemp()!=null)
4539 output.print(generateTemp(fm,fc.getReturnTemp(),lb)+"=");
4541 /* Do we need to do virtual dispatch? */
4542 if (md.isStatic()||md.getReturnType()==null||singleCall(fc.getThis().getType().getClassDesc(),md)) {
4545 LocalityBinding fclb=locality.getBinding(lb, fc);
4546 output.print(cn.getSafeSymbol()+fclb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor());
4548 output.print(cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor());
4553 if (md.getReturnType().isClass()||md.getReturnType().isArray())
4554 output.print("struct " + md.getReturnType().getSafeSymbol()+" * ");
4556 output.print(md.getReturnType().getSafeSymbol()+" ");
4557 output.print("(*)(");
4559 boolean printcomma=false;
4560 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
4562 LocalityBinding fclb=locality.getBinding(lb, fc);
4563 output.print("struct "+cn.getSafeSymbol()+fclb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * ");
4565 output.print("struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * ");
4569 for(int i=0; i<objectparams.numPrimitives(); i++) {
4570 TempDescriptor temp=objectparams.getPrimitive(i);
4574 if (temp.getType().isClass()||temp.getType().isArray())
4575 output.print("struct " + temp.getType().getSafeSymbol()+" * ");
4577 output.print(temp.getType().getSafeSymbol());
4582 LocalityBinding fclb=locality.getBinding(lb, fc);
4583 output.print("))virtualtable["+generateTemp(fm,fc.getThis(),lb)+"->type*"+maxcount+"+"+virtualcalls.getLocalityNumber(fclb)+"])");
4585 output.print("))virtualtable["+generateTemp(fm,fc.getThis(),lb)+"->type*"+maxcount+"+"+virtualcalls.getMethodNumber(md)+"])");
4589 boolean needcomma=false;
4590 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
4591 output.print("&__parameterlist__");
4595 if (!GENERATEPRECISEGC && !this.state.MULTICOREGC) {
4596 if (fc.getThis()!=null) {
4597 TypeDescriptor ptd=md.getThis().getType();
4600 if (ptd.isClass()&&!ptd.isArray())
4601 output.print("(struct "+ptd.getSafeSymbol()+" *) ");
4602 output.print(generateTemp(fm,fc.getThis(),lb));
4607 for(int i=0; i<fc.numArgs(); i++) {
4608 Descriptor var=md.getParameter(i);
4609 TempDescriptor paramtemp=(TempDescriptor)temptovar.get(var);
4610 if (objectparams.isParamPrim(paramtemp)) {
4611 TempDescriptor targ=fc.getArg(i);
4615 TypeDescriptor ptd=md.getParamType(i);
4616 if (ptd.isClass()&&!ptd.isArray())
4617 output.print("(struct "+ptd.getSafeSymbol()+" *) ");
4618 output.print(generateTemp(fm, targ,lb));
4622 output.println(");");
4623 output.println(" }");
4626 private boolean singleCall(ClassDescriptor thiscd, MethodDescriptor md) {
4627 Set subclasses=typeutil.getSubClasses(thiscd);
4628 if (subclasses==null)
4630 for(Iterator classit=subclasses.iterator(); classit.hasNext();) {
4631 ClassDescriptor cd=(ClassDescriptor)classit.next();
4632 Set possiblematches=cd.getMethodTable().getSetFromSameScope(md.getSymbol());
4633 for(Iterator matchit=possiblematches.iterator(); matchit.hasNext();) {
4634 MethodDescriptor matchmd=(MethodDescriptor)matchit.next();
4635 if (md.matches(matchmd))
4642 private void generateFlatFieldNode(FlatMethod fm, LocalityBinding lb, FlatFieldNode ffn, PrintWriter output) {
4643 if (state.SINGLETM) {
4644 //single machine transactional memory case
4645 String field=ffn.getField().getSafeSymbol();
4646 String src=generateTemp(fm, ffn.getSrc(),lb);
4647 String dst=generateTemp(fm, ffn.getDst(),lb);
4649 output.println(dst+"="+ src +"->"+field+ ";");
4650 if (ffn.getField().getType().isPtr()&&locality.getAtomic(lb).get(ffn).intValue()>0&&
4651 locality.getNodePreTempInfo(lb, ffn).get(ffn.getSrc())!=LocalityAnalysis.SCRATCH) {
4652 if ((dc==null)||(!state.READSET&&dc.getNeedTrans(lb, ffn))||
4653 (state.READSET&&dc.getNeedWriteTrans(lb, ffn))) {
4654 output.println("TRANSREAD("+dst+", "+dst+", (void *) (" + localsprefixaddr + "));");
4655 } else if (state.READSET&&dc.getNeedTrans(lb, ffn)) {
4656 if (state.HYBRID&&delaycomp.getConv(lb).contains(ffn)) {
4657 output.println("TRANSREADRDFISSION("+dst+", "+dst+");");
4659 output.println("TRANSREADRD("+dst+", "+dst+");");
4662 } else if (state.DSM) {
4663 Integer status=locality.getNodePreTempInfo(lb,ffn).get(ffn.getSrc());
4664 if (status==LocalityAnalysis.GLOBAL) {
4665 String field=ffn.getField().getSafeSymbol();
4666 String src=generateTemp(fm, ffn.getSrc(),lb);
4667 String dst=generateTemp(fm, ffn.getDst(),lb);
4669 if (ffn.getField().getType().isPtr()) {
4671 //TODO: Uncomment this when we have runtime support
4672 //if (ffn.getSrc()==ffn.getDst()) {
4673 //output.println("{");
4674 //output.println("void * temp="+src+";");
4675 //output.println("if (temp&0x1) {");
4676 //output.println("temp=(void *) transRead(trans, (unsigned int) temp);");
4677 //output.println(src+"->"+field+"="+temp+";");
4678 //output.println("}");
4679 //output.println(dst+"=temp;");
4680 //output.println("}");
4682 output.println(dst+"="+ src +"->"+field+ ";");
4683 //output.println("if ("+dst+"&0x1) {");
4684 //DEBUG: output.println("TRANSREAD("+dst+", (unsigned int) "+dst+",\""+fm+":"+ffn+"\");");
4685 output.println("TRANSREAD("+dst+", (unsigned int) "+dst+");");
4686 //output.println(src+"->"+field+"="+src+"->"+field+";");
4687 //output.println("}");
4690 output.println(dst+"="+ src+"->"+field+";");
4692 } else if (status==LocalityAnalysis.LOCAL) {
4693 if (ffn.getField().getType().isPtr()&&
4694 ffn.getField().isGlobal()) {
4695 String field=ffn.getField().getSafeSymbol();
4696 String src=generateTemp(fm, ffn.getSrc(),lb);
4697 String dst=generateTemp(fm, ffn.getDst(),lb);
4698 output.println(dst+"="+ src +"->"+field+ ";");
4699 if (locality.getAtomic(lb).get(ffn).intValue()>0)
4700 //DEBUG: output.println("TRANSREAD("+dst+", (unsigned int) "+dst+",\""+fm+":"+ffn+"\");");
4701 output.println("TRANSREAD("+dst+", (unsigned int) "+dst+");");
4703 output.println(generateTemp(fm, ffn.getDst(),lb)+"="+ generateTemp(fm,ffn.getSrc(),lb)+"->"+ ffn.getField().getSafeSymbol()+";");
4704 } else if (status==LocalityAnalysis.EITHER) {
4705 //Code is reading from a null pointer
4706 output.println("if ("+generateTemp(fm, ffn.getSrc(),lb)+") {");
4707 output.println("#ifndef RAW");
4708 output.println("printf(\"BIG ERROR\\n\");exit(-1);}");
4709 output.println("#endif");
4710 //This should throw a suitable null pointer error
4711 output.println(generateTemp(fm, ffn.getDst(),lb)+"="+ generateTemp(fm,ffn.getSrc(),lb)+"->"+ ffn.getField().getSafeSymbol()+";");
4713 throw new Error("Read from non-global/non-local in:"+lb.getExplanation());
4715 // DEBUG if(!ffn.getDst().getType().isPrimitive()){
4716 // DEBUG output.println("within((void*)"+generateTemp(fm,ffn.getSrc(),lb)+"->"+ ffn.getField().getSafeSymbol()+");");
4718 output.println(generateTemp(fm, ffn.getDst(),lb)+"="+ generateTemp(fm,ffn.getSrc(),lb)+"->"+ ffn.getField().getSafeSymbol()+";");
4723 private void generateFlatSetFieldNode(FlatMethod fm, LocalityBinding lb, FlatSetFieldNode fsfn, PrintWriter output) {
4724 if (fsfn.getField().getSymbol().equals("length")&&fsfn.getDst().getType().isArray())
4725 throw new Error("Can't set array length");
4726 if (state.SINGLETM && locality.getAtomic(lb).get(fsfn).intValue()>0) {
4727 //Single Machine Transaction Case
4728 boolean srcptr=fsfn.getSrc().getType().isPtr();
4729 String src=generateTemp(fm,fsfn.getSrc(),lb);
4730 String dst=generateTemp(fm,fsfn.getDst(),lb);
4731 output.println("//"+srcptr+" "+fsfn.getSrc().getType().isNull());
4732 if (srcptr&&!fsfn.getSrc().getType().isNull()) {
4733 output.println("{");
4734 if ((dc==null)||dc.getNeedSrcTrans(lb, fsfn)&&
4735 locality.getNodePreTempInfo(lb, fsfn).get(fsfn.getSrc())!=LocalityAnalysis.SCRATCH) {
4736 output.println("INTPTR srcoid=("+src+"!=NULL?((INTPTR)"+src+"->"+oidstr+"):0);");
4738 output.println("INTPTR srcoid=(INTPTR)"+src+";");
4741 if (wb.needBarrier(fsfn)&&
4742 locality.getNodePreTempInfo(lb, fsfn).get(fsfn.getDst())!=LocalityAnalysis.SCRATCH) {
4743 if (state.EVENTMONITOR) {
4744 output.println("if ("+dst+"->___objstatus___&DIRTY) EVLOGEVENTOBJ(EV_WRITE,"+dst+"->objuid)");
4746 output.println("*((unsigned int *)&("+dst+"->___objstatus___))|=DIRTY;");
4748 if (srcptr&!fsfn.getSrc().getType().isNull()) {
4749 output.println("*((unsigned INTPTR *)&("+dst+"->"+ fsfn.getField().getSafeSymbol()+"))=srcoid;");
4750 output.println("}");
4752 output.println(dst+"->"+ fsfn.getField().getSafeSymbol()+"="+ src+";");
4754 } else if (state.DSM && locality.getAtomic(lb).get(fsfn).intValue()>0) {
4755 Integer statussrc=locality.getNodePreTempInfo(lb,fsfn).get(fsfn.getSrc());
4756 Integer statusdst=locality.getNodeTempInfo(lb).get(fsfn).get(fsfn.getDst());
4757 boolean srcglobal=statussrc==LocalityAnalysis.GLOBAL;
4759 String src=generateTemp(fm,fsfn.getSrc(),lb);
4760 String dst=generateTemp(fm,fsfn.getDst(),lb);
4762 output.println("{");
4763 output.println("INTPTR srcoid=("+src+"!=NULL?((INTPTR)"+src+"->"+oidstr+"):0);");
4765 if (statusdst.equals(LocalityAnalysis.GLOBAL)) {
4768 if (wb.needBarrier(fsfn))
4769 output.println("*((unsigned int *)&("+dst+"->___localcopy___))|=DIRTY;");
4771 output.println("*((unsigned INTPTR *)&("+glbdst+"->"+ fsfn.getField().getSafeSymbol()+"))=srcoid;");
4773 output.println(glbdst+"->"+ fsfn.getField().getSafeSymbol()+"="+ src+";");
4774 } else if (statusdst.equals(LocalityAnalysis.LOCAL)) {
4775 /** Check if we need to copy */
4776 output.println("if(!"+dst+"->"+localcopystr+") {");
4777 /* Link object into list */
4778 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
4779 output.println(revertptr+"=revertlist;");
4780 if (GENERATEPRECISEGC || this.state.MULTICOREGC)
4781 output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
4783 output.println("COPY_OBJ("+dst+");");
4784 output.println(dst+"->"+nextobjstr+"="+revertptr+";");
4785 output.println("revertlist=(struct ___Object___ *)"+dst+";");
4786 output.println("}");
4788 output.println(dst+"->"+ fsfn.getField().getSafeSymbol()+"=(void *) srcoid;");
4790 output.println(dst+"->"+ fsfn.getField().getSafeSymbol()+"="+ src+";");
4791 } else if (statusdst.equals(LocalityAnalysis.EITHER)) {
4792 //writing to a null...bad
4793 output.println("if ("+dst+") {");
4794 output.println("printf(\"BIG ERROR 2\\n\");exit(-1);}");
4796 output.println(dst+"->"+ fsfn.getField().getSafeSymbol()+"=(void *) srcoid;");
4798 output.println(dst+"->"+ fsfn.getField().getSafeSymbol()+"="+ src+";");
4801 output.println("}");
4804 if (state.FASTCHECK) {
4805 String dst=generateTemp(fm, fsfn.getDst(),lb);
4806 output.println("if(!"+dst+"->"+localcopystr+") {");
4807 /* Link object into list */
4808 if (GENERATEPRECISEGC || this.state.MULTICOREGC)
4809 output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
4811 output.println("COPY_OBJ("+dst+");");
4812 output.println(dst+"->"+nextobjstr+"="+fcrevert+";");
4813 output.println(fcrevert+"=(struct ___Object___ *)"+dst+";");
4814 output.println("}");
4817 // DEBUG if(!fsfn.getField().getType().isPrimitive()){
4818 // DEBUG output.println("within((void*)"+generateTemp(fm,fsfn.getSrc(),lb)+");");
4820 output.println(generateTemp(fm, fsfn.getDst(),lb)+"->"+ fsfn.getField().getSafeSymbol()+"="+ generateTemp(fm,fsfn.getSrc(),lb)+";");
4824 private void generateFlatElementNode(FlatMethod fm, LocalityBinding lb, FlatElementNode fen, PrintWriter output) {
4825 TypeDescriptor elementtype=fen.getSrc().getType().dereference();
4828 if (elementtype.isArray()||elementtype.isClass())
4831 type=elementtype.getSafeSymbol()+" ";
4833 if (this.state.ARRAYBOUNDARYCHECK && fen.needsBoundsCheck()) {
4834 output.println("if (unlikely(((unsigned int)"+generateTemp(fm, fen.getIndex(),lb)+") >= "+generateTemp(fm,fen.getSrc(),lb) + "->___length___))");
4835 output.println("failedboundschk();");
4837 if (state.SINGLETM) {
4838 //Single machine transaction case
4839 String dst=generateTemp(fm, fen.getDst(),lb);
4840 if ((!state.STMARRAY)||(!wb.needBarrier(fen))||locality.getNodePreTempInfo(lb, fen).get(fen.getSrc())==LocalityAnalysis.SCRATCH||locality.getAtomic(lb).get(fen).intValue()==0||(state.READSET&&!dc.getNeedGet(lb, fen))) {
4841 output.println(dst +"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
4843 output.println("STMGETARRAY("+dst+", "+ generateTemp(fm,fen.getSrc(),lb)+", "+generateTemp(fm, fen.getIndex(),lb)+", "+type+");");
4846 if (elementtype.isPtr()&&locality.getAtomic(lb).get(fen).intValue()>0&&
4847 locality.getNodePreTempInfo(lb, fen).get(fen.getSrc())!=LocalityAnalysis.SCRATCH) {
4848 if ((dc==null)||!state.READSET&&dc.getNeedTrans(lb, fen)||state.READSET&&dc.getNeedWriteTrans(lb, fen)) {
4849 output.println("TRANSREAD("+dst+", "+dst+", (void *)(" + localsprefixaddr+"));");
4850 } else if (state.READSET&&dc.getNeedTrans(lb, fen)) {
4851 if (state.HYBRID&&delaycomp.getConv(lb).contains(fen)) {
4852 output.println("TRANSREADRDFISSION("+dst+", "+dst+");");
4854 output.println("TRANSREADRD("+dst+", "+dst+");");
4857 } else if (state.DSM) {
4858 Integer status=locality.getNodePreTempInfo(lb,fen).get(fen.getSrc());
4859 if (status==LocalityAnalysis.GLOBAL) {
4860 String dst=generateTemp(fm, fen.getDst(),lb);
4861 if (elementtype.isPtr()) {
4862 output.println(dst +"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
4863 //DEBUG: output.println("TRANSREAD("+dst+", "+dst+",\""+fm+":"+fen+"\");");
4864 output.println("TRANSREAD("+dst+", "+dst+");");
4866 output.println(dst +"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
4868 } else if (status==LocalityAnalysis.LOCAL) {
4869 output.println(generateTemp(fm, fen.getDst(),lb)+"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
4870 } else if (status==LocalityAnalysis.EITHER) {
4871 //Code is reading from a null pointer
4872 output.println("if ("+generateTemp(fm, fen.getSrc(),lb)+") {");
4873 output.println("#ifndef RAW");
4874 output.println("printf(\"BIG ERROR\\n\");exit(-1);}");
4875 output.println("#endif");
4876 //This should throw a suitable null pointer error
4877 output.println(generateTemp(fm, fen.getDst(),lb)+"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
4879 throw new Error("Read from non-global/non-local in:"+lb.getExplanation());
4881 // DEBUG output.println("within((void*)"+generateTemp(fm,fen.getSrc(),lb)+");");
4882 output.println(generateTemp(fm, fen.getDst(),lb)+"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
4886 private void generateFlatSetElementNode(FlatMethod fm, LocalityBinding lb, FlatSetElementNode fsen, PrintWriter output) {
4887 //TODO: need dynamic check to make sure this assignment is actually legal
4888 //Because Object[] could actually be something more specific...ie. Integer[]
4890 TypeDescriptor elementtype=fsen.getDst().getType().dereference();
4893 if (elementtype.isArray()||elementtype.isClass())
4896 type=elementtype.getSafeSymbol()+" ";
4898 if (this.state.ARRAYBOUNDARYCHECK && fsen.needsBoundsCheck()) {
4899 output.println("if (unlikely(((unsigned int)"+generateTemp(fm, fsen.getIndex(),lb)+") >= "+generateTemp(fm,fsen.getDst(),lb) + "->___length___))");
4900 output.println("failedboundschk();");
4903 if (state.SINGLETM && locality.getAtomic(lb).get(fsen).intValue()>0) {
4904 //Transaction set element case
4905 if (wb.needBarrier(fsen)&&
4906 locality.getNodePreTempInfo(lb, fsen).get(fsen.getDst())!=LocalityAnalysis.SCRATCH) {
4907 output.println("*((unsigned int *)&("+generateTemp(fm,fsen.getDst(),lb)+"->___objstatus___))|=DIRTY;");
4909 if (fsen.getSrc().getType().isPtr()&&!fsen.getSrc().getType().isNull()) {
4910 output.println("{");
4911 String src=generateTemp(fm, fsen.getSrc(), lb);
4912 if ((dc==null)||dc.getNeedSrcTrans(lb, fsen)&&
4913 locality.getNodePreTempInfo(lb, fsen).get(fsen.getSrc())!=LocalityAnalysis.SCRATCH) {
4914 output.println("INTPTR srcoid=("+src+"!=NULL?((INTPTR)"+src+"->"+oidstr+"):0);");
4916 output.println("INTPTR srcoid=(INTPTR)"+src+";");
4918 if (state.STMARRAY&&locality.getNodePreTempInfo(lb, fsen).get(fsen.getDst())!=LocalityAnalysis.SCRATCH&&wb.needBarrier(fsen)&&locality.getAtomic(lb).get(fsen).intValue()>0) {
4919 output.println("STMSETARRAY("+generateTemp(fm, fsen.getDst(),lb)+", "+generateTemp(fm, fsen.getIndex(),lb)+", srcoid, INTPTR);");
4921 output.println("((INTPTR*)(((char *) &("+ generateTemp(fm,fsen.getDst(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fsen.getIndex(),lb)+"]=srcoid;");
4923 output.println("}");
4925 if (state.STMARRAY&&locality.getNodePreTempInfo(lb, fsen).get(fsen.getDst())!=LocalityAnalysis.SCRATCH&&wb.needBarrier(fsen)&&locality.getAtomic(lb).get(fsen).intValue()>0) {
4926 output.println("STMSETARRAY("+generateTemp(fm, fsen.getDst(),lb)+", "+generateTemp(fm, fsen.getIndex(),lb)+", "+ generateTemp(fm, fsen.getSrc(), lb) +", "+type+");");
4928 output.println("(("+type +"*)(((char *) &("+ generateTemp(fm,fsen.getDst(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fsen.getIndex(),lb)+"]="+generateTemp(fm,fsen.getSrc(),lb)+";");
4931 } else if (state.DSM && locality.getAtomic(lb).get(fsen).intValue()>0) {
4932 Integer statussrc=locality.getNodePreTempInfo(lb,fsen).get(fsen.getSrc());
4933 Integer statusdst=locality.getNodePreTempInfo(lb,fsen).get(fsen.getDst());
4934 boolean srcglobal=statussrc==LocalityAnalysis.GLOBAL;
4935 boolean dstglobal=statusdst==LocalityAnalysis.GLOBAL;
4936 boolean dstlocal=(statusdst==LocalityAnalysis.LOCAL)||(statusdst==LocalityAnalysis.EITHER);
4939 if (wb.needBarrier(fsen))
4940 output.println("*((unsigned int *)&("+generateTemp(fm,fsen.getDst(),lb)+"->___localcopy___))|=DIRTY;");
4941 } else if (dstlocal) {
4942 /** Check if we need to copy */
4943 String dst=generateTemp(fm, fsen.getDst(),lb);
4944 output.println("if(!"+dst+"->"+localcopystr+") {");
4945 /* Link object into list */
4946 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
4947 output.println(revertptr+"=revertlist;");
4948 if ((GENERATEPRECISEGC) || this.state.MULTICOREGC)
4949 output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
4951 output.println("COPY_OBJ("+dst+");");
4952 output.println(dst+"->"+nextobjstr+"="+revertptr+";");
4953 output.println("revertlist=(struct ___Object___ *)"+dst+";");
4954 output.println("}");
4956 System.out.println("Node: "+fsen);
4957 System.out.println(lb);
4958 System.out.println("statusdst="+statusdst);
4959 System.out.println(fm.printMethod());
4960 throw new Error("Unknown array type");
4963 output.println("{");
4964 String src=generateTemp(fm, fsen.getSrc(), lb);
4965 output.println("INTPTR srcoid=("+src+"!=NULL?((INTPTR)"+src+"->"+oidstr+"):0);");
4966 output.println("((INTPTR*)(((char *) &("+ generateTemp(fm,fsen.getDst(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fsen.getIndex(),lb)+"]=srcoid;");
4967 output.println("}");
4969 output.println("(("+type +"*)(((char *) &("+ generateTemp(fm,fsen.getDst(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fsen.getIndex(),lb)+"]="+generateTemp(fm,fsen.getSrc(),lb)+";");
4972 if (state.FASTCHECK) {
4973 String dst=generateTemp(fm, fsen.getDst(),lb);
4974 output.println("if(!"+dst+"->"+localcopystr+") {");
4975 /* Link object into list */
4976 if (GENERATEPRECISEGC || this.state.MULTICOREGC)
4977 output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
4979 output.println("COPY_OBJ("+dst+");");
4980 output.println(dst+"->"+nextobjstr+"="+fcrevert+";");
4981 output.println(fcrevert+"=(struct ___Object___ *)"+dst+";");
4982 output.println("}");
4984 // DEBUG output.println("within((void*)"+generateTemp(fm,fsen.getDst(),lb)+");");
4985 output.println("(("+type +"*)(((char *) &("+ generateTemp(fm,fsen.getDst(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fsen.getIndex(),lb)+"]="+generateTemp(fm,fsen.getSrc(),lb)+";");
4989 protected void generateFlatNew(FlatMethod fm, LocalityBinding lb, FlatNew fn, PrintWriter output) {
4990 if (state.DSM && locality.getAtomic(lb).get(fn).intValue()>0&&!fn.isGlobal()) {
4991 //Stash pointer in case of GC
4992 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
4993 output.println(revertptr+"=revertlist;");
4995 if (state.SINGLETM) {
4996 if (fn.getType().isArray()) {
4997 int arrayid=state.getArrayNumber(fn.getType())+state.numClasses();
4998 if (locality.getAtomic(lb).get(fn).intValue()>0) {
4999 //inside transaction
5000 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarraytrans("+localsprefixaddr+", "+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
5002 //outside transaction
5003 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarray("+localsprefixaddr+", "+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
5006 if (locality.getAtomic(lb).get(fn).intValue()>0) {
5007 //inside transaction
5008 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newtrans("+localsprefixaddr+", "+fn.getType().getClassDesc().getId()+");");
5010 //outside transaction
5011 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_new("+localsprefixaddr+", "+fn.getType().getClassDesc().getId()+");");
5014 } else if (fn.getType().isArray()) {
5015 int arrayid=state.getArrayNumber(fn.getType())+state.numClasses();
5016 if (fn.isGlobal()&&(state.DSM||state.SINGLETM)) {
5017 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarrayglobal("+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
5018 } else if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
5019 if(this.state.MLP || state.OOOJAVA){
5020 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarray_mlp("+localsprefixaddr+", "+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+", oid, "+oooa.getDisjointAnalysis().getAllocationSiteFromFlatNew(fn).getUniqueAllocSiteID()+");");
5021 output.println(" oid += numWorkers;");
5023 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarray("+localsprefixaddr+", "+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
5026 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarray("+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
5029 if (fn.isGlobal()&&(state.DSM||state.SINGLETM)) {
5030 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newglobal("+fn.getType().getClassDesc().getId()+");");
5031 } else if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
5032 if (this.state.MLP || state.OOOJAVA){
5033 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_new_mlp("+localsprefixaddr+", "+fn.getType().getClassDesc().getId()+", oid, "+oooa.getDisjointAnalysis().getAllocationSiteFromFlatNew(fn).getUniqueAllocSiteID()+");");
5034 output.println(" oid += numWorkers;");
5036 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_new("+localsprefixaddr+", "+fn.getType().getClassDesc().getId()+");");
5039 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_new("+fn.getType().getClassDesc().getId()+");");
5042 if (state.DSM && locality.getAtomic(lb).get(fn).intValue()>0&&!fn.isGlobal()) {
5043 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
5044 String dst=generateTemp(fm,fn.getDst(),lb);
5045 output.println(dst+"->___localcopy___=(struct ___Object___*)1;");
5046 output.println(dst+"->"+nextobjstr+"="+revertptr+";");
5047 output.println("revertlist=(struct ___Object___ *)"+dst+";");
5049 if (state.FASTCHECK) {
5050 String dst=generateTemp(fm,fn.getDst(),lb);
5051 output.println(dst+"->___localcopy___=(struct ___Object___*)1;");
5052 output.println(dst+"->"+nextobjstr+"="+fcrevert+";");
5053 output.println(fcrevert+"=(struct ___Object___ *)"+dst+";");
5057 private void generateFlatTagDeclaration(FlatMethod fm, LocalityBinding lb, FlatTagDeclaration fn, PrintWriter output) {
5058 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
5059 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_tag("+localsprefixaddr+", "+state.getTagId(fn.getType())+");");
5061 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_tag("+state.getTagId(fn.getType())+");");
5065 private void generateFlatOpNode(FlatMethod fm, LocalityBinding lb, FlatOpNode fon, PrintWriter output) {
5066 if (fon.getRight()!=null) {
5067 if (fon.getOp().getOp()==Operation.URIGHTSHIFT) {
5068 if (fon.getLeft().getType().isLong())
5069 output.println(generateTemp(fm, fon.getDest(),lb)+" = ((unsigned long long)"+generateTemp(fm, fon.getLeft(),lb)+")>>"+generateTemp(fm,fon.getRight(),lb)+";");
5071 output.println(generateTemp(fm, fon.getDest(),lb)+" = ((unsigned int)"+generateTemp(fm, fon.getLeft(),lb)+")>>"+generateTemp(fm,fon.getRight(),lb)+";");
5073 } else if (dc!=null) {
5074 output.print(generateTemp(fm, fon.getDest(),lb)+" = (");
5075 if (fon.getLeft().getType().isPtr()&&(fon.getOp().getOp()==Operation.EQUAL||fon.getOp().getOp()==Operation.NOTEQUAL))
5076 output.print("(void *)");
5077 if (dc.getNeedLeftSrcTrans(lb, fon))
5078 output.print("("+generateTemp(fm, fon.getLeft(),lb)+"!=NULL?"+generateTemp(fm, fon.getLeft(),lb)+"->"+oidstr+":NULL)");
5080 output.print(generateTemp(fm, fon.getLeft(),lb));
5081 output.print(")"+fon.getOp().toString()+"(");
5082 if (fon.getRight().getType().isPtr()&&(fon.getOp().getOp()==Operation.EQUAL||fon.getOp().getOp()==Operation.NOTEQUAL))
5083 output.print("(void *)");
5084 if (dc.getNeedRightSrcTrans(lb, fon))
5085 output.println("("+generateTemp(fm, fon.getRight(),lb)+"!=NULL?"+generateTemp(fm, fon.getRight(),lb)+"->"+oidstr+":NULL));");
5087 output.println(generateTemp(fm,fon.getRight(),lb)+");");
5089 output.println(generateTemp(fm, fon.getDest(),lb)+" = "+generateTemp(fm, fon.getLeft(),lb)+fon.getOp().toString()+generateTemp(fm,fon.getRight(),lb)+";");
5090 } else if (fon.getOp().getOp()==Operation.ASSIGN)
5091 output.println(generateTemp(fm, fon.getDest(),lb)+" = "+generateTemp(fm, fon.getLeft(),lb)+";");
5092 else if (fon.getOp().getOp()==Operation.UNARYPLUS)
5093 output.println(generateTemp(fm, fon.getDest(),lb)+" = "+generateTemp(fm, fon.getLeft(),lb)+";");
5094 else if (fon.getOp().getOp()==Operation.UNARYMINUS)
5095 output.println(generateTemp(fm, fon.getDest(),lb)+" = -"+generateTemp(fm, fon.getLeft(),lb)+";");
5096 else if (fon.getOp().getOp()==Operation.LOGIC_NOT)
5097 output.println(generateTemp(fm, fon.getDest(),lb)+" = !"+generateTemp(fm, fon.getLeft(),lb)+";");
5098 else if (fon.getOp().getOp()==Operation.COMP)
5099 output.println(generateTemp(fm, fon.getDest(),lb)+" = ~"+generateTemp(fm, fon.getLeft(),lb)+";");
5100 else if (fon.getOp().getOp()==Operation.ISAVAILABLE) {
5101 output.println(generateTemp(fm, fon.getDest(),lb)+" = "+generateTemp(fm, fon.getLeft(),lb)+"->fses==NULL;");
5103 output.println(generateTemp(fm, fon.getDest(),lb)+fon.getOp().toString()+generateTemp(fm, fon.getLeft(),lb)+";");
5106 private void generateFlatCastNode(FlatMethod fm, LocalityBinding lb, FlatCastNode fcn, PrintWriter output) {
5107 /* TODO: Do type check here */
5108 if (fcn.getType().isArray()) {
5109 output.println(generateTemp(fm,fcn.getDst(),lb)+"=(struct ArrayObject *)"+generateTemp(fm,fcn.getSrc(),lb)+";");
5110 } else if (fcn.getType().isClass())
5111 output.println(generateTemp(fm,fcn.getDst(),lb)+"=(struct "+fcn.getType().getSafeSymbol()+" *)"+generateTemp(fm,fcn.getSrc(),lb)+";");
5113 output.println(generateTemp(fm,fcn.getDst(),lb)+"=("+fcn.getType().getSafeSymbol()+")"+generateTemp(fm,fcn.getSrc(),lb)+";");
5116 private void generateFlatLiteralNode(FlatMethod fm, LocalityBinding lb, FlatLiteralNode fln, PrintWriter output) {
5117 if (fln.getValue()==null)
5118 output.println(generateTemp(fm, fln.getDst(),lb)+"=0;");
5119 else if (fln.getType().getSymbol().equals(TypeUtil.StringClass)) {
5120 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
5121 if (state.DSM && locality.getAtomic(lb).get(fln).intValue()>0) {
5122 //Stash pointer in case of GC
5123 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
5124 output.println(revertptr+"=revertlist;");
5126 output.println(generateTemp(fm, fln.getDst(),lb)+"=NewString("+localsprefixaddr+", \""+FlatLiteralNode.escapeString((String)fln.getValue())+"\","+((String)fln.getValue()).length()+");");
5127 if (state.DSM && locality.getAtomic(lb).get(fln).intValue()>0) {
5128 //Stash pointer in case of GC
5129 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
5130 output.println("revertlist="+revertptr+";");
5133 output.println(generateTemp(fm, fln.getDst(),lb)+"=NewString(\""+FlatLiteralNode.escapeString((String)fln.getValue())+"\","+((String)fln.getValue()).length()+");");
5135 } else if (fln.getType().isBoolean()) {
5136 if (((Boolean)fln.getValue()).booleanValue())
5137 output.println(generateTemp(fm, fln.getDst(),lb)+"=1;");
5139 output.println(generateTemp(fm, fln.getDst(),lb)+"=0;");
5140 } else if (fln.getType().isChar()) {
5141 String st=FlatLiteralNode.escapeString(fln.getValue().toString());
5142 output.println(generateTemp(fm, fln.getDst(),lb)+"='"+st+"';");
5143 } else if (fln.getType().isLong()) {
5144 output.println(generateTemp(fm, fln.getDst(),lb)+"="+fln.getValue()+"LL;");
5146 output.println(generateTemp(fm, fln.getDst(),lb)+"="+fln.getValue()+";");
5149 protected void generateFlatReturnNode(FlatMethod fm, LocalityBinding lb, FlatReturnNode frn, PrintWriter output) {
5150 if (frn.getReturnTemp()!=null) {
5151 if (frn.getReturnTemp().getType().isPtr())
5152 output.println("return (struct "+fm.getMethod().getReturnType().getSafeSymbol()+"*)"+generateTemp(fm, frn.getReturnTemp(), lb)+";");
5154 output.println("return "+generateTemp(fm, frn.getReturnTemp(), lb)+";");
5156 output.println("return;");
5160 protected void generateStoreFlatCondBranch(FlatMethod fm, LocalityBinding lb, FlatCondBranch fcb, String label, PrintWriter output) {
5163 //only record if this group has more than one exit
5164 if (branchanalysis.numJumps(fcb)>1) {
5165 left=branchanalysis.jumpValue(fcb, 0);
5166 right=branchanalysis.jumpValue(fcb, 1);
5168 output.println("if (!"+generateTemp(fm, fcb.getTest(),lb)+") {");
5170 output.println("STOREBRANCH("+right+");");
5171 output.println("goto "+label+";");
5172 output.println("}");
5174 output.println("STOREBRANCH("+left+");");
5177 protected void generateFlatCondBranch(FlatMethod fm, LocalityBinding lb, FlatCondBranch fcb, String label, PrintWriter output) {
5178 output.println("if (!"+generateTemp(fm, fcb.getTest(),lb)+") goto "+label+";");
5181 /** This method generates header information for the method or
5182 * task referenced by the Descriptor des. */
5183 private void generateHeader(FlatMethod fm, LocalityBinding lb, Descriptor des, PrintWriter output) {
5184 generateHeader(fm, lb, des, output, false);
5187 private void generateHeader(FlatMethod fm, LocalityBinding lb, Descriptor des, PrintWriter output, boolean addSESErecord) {
5189 ParamsObject objectparams=(ParamsObject)paramstable.get(lb!=null ? lb : des);
5190 MethodDescriptor md=null;
5191 TaskDescriptor task=null;
5192 if (des instanceof MethodDescriptor)
5193 md=(MethodDescriptor) des;
5195 task=(TaskDescriptor) des;
5197 ClassDescriptor cn=md!=null ? md.getClassDesc() : null;
5199 if (md!=null&&md.getReturnType()!=null) {
5200 if (md.getReturnType().isClass()||md.getReturnType().isArray())
5201 output.print("struct " + md.getReturnType().getSafeSymbol()+" * ");
5203 output.print(md.getReturnType().getSafeSymbol()+" ");
5205 //catch the constructor case
5206 output.print("void ");
5208 if (state.DSM||state.SINGLETM) {
5209 output.print(cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(");
5211 output.print(cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(");
5213 output.print(task.getSafeSymbol()+"(");
5215 boolean printcomma=false;
5216 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
5218 if (state.DSM||state.SINGLETM) {
5219 output.print("struct "+cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * "+paramsprefix);
5221 output.print("struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * "+paramsprefix);
5223 output.print("struct "+task.getSafeSymbol()+"_params * "+paramsprefix);
5229 for(int i=0; i<objectparams.numPrimitives(); i++) {
5230 TempDescriptor temp=objectparams.getPrimitive(i);
5234 if (temp.getType().isClass()||temp.getType().isArray())
5235 output.print("struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol());
5237 output.print(temp.getType().getSafeSymbol()+" "+temp.getSafeSymbol());
5239 output.println(") {");
5240 } else if (!GENERATEPRECISEGC && !this.state.MULTICOREGC) {
5241 /* Imprecise Task */
5242 output.println("void * parameterarray[]) {");
5243 /* Unpack variables */
5244 for(int i=0; i<objectparams.numPrimitives(); i++) {
5245 TempDescriptor temp=objectparams.getPrimitive(i);
5246 output.println("struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+"=parameterarray["+i+"];");
5248 for(int i=0; i<fm.numTags(); i++) {
5249 TempDescriptor temp=fm.getTag(i);
5250 int offset=i+objectparams.numPrimitives();
5251 output.println("struct ___TagDescriptor___ * "+temp.getSafeSymbol()+"=parameterarray["+offset+"];");
5254 if ((objectparams.numPrimitives()+fm.numTags())>maxtaskparams)
5255 maxtaskparams=objectparams.numPrimitives()+fm.numTags();
5256 } else output.println(") {");
5259 public void generateFlatFlagActionNode(FlatMethod fm, LocalityBinding lb, FlatFlagActionNode ffan, PrintWriter output) {
5260 output.println("/* FlatFlagActionNode */");
5263 /* Process tag changes */
5264 Relation tagsettable=new Relation();
5265 Relation tagcleartable=new Relation();
5267 Iterator tagsit=ffan.getTempTagPairs();
5268 while (tagsit.hasNext()) {
5269 TempTagPair ttp=(TempTagPair) tagsit.next();
5270 TempDescriptor objtmp=ttp.getTemp();
5271 TagDescriptor tag=ttp.getTag();
5272 TempDescriptor tagtmp=ttp.getTagTemp();
5273 boolean tagstatus=ffan.getTagChange(ttp);
5275 tagsettable.put(objtmp, tagtmp);
5277 tagcleartable.put(objtmp, tagtmp);
5282 Hashtable flagandtable=new Hashtable();
5283 Hashtable flagortable=new Hashtable();
5285 /* Process flag changes */
5286 Iterator flagsit=ffan.getTempFlagPairs();
5287 while(flagsit.hasNext()) {
5288 TempFlagPair tfp=(TempFlagPair)flagsit.next();
5289 TempDescriptor temp=tfp.getTemp();
5290 Hashtable flagtable=(Hashtable)flagorder.get(temp.getType().getClassDesc());
5291 FlagDescriptor flag=tfp.getFlag();
5293 //Newly allocate objects that don't set any flags case
5294 if (flagortable.containsKey(temp)) {
5298 flagortable.put(temp,new Integer(mask));
5300 int flagid=1<<((Integer)flagtable.get(flag)).intValue();
5301 boolean flagstatus=ffan.getFlagChange(tfp);
5304 if (flagortable.containsKey(temp)) {
5305 mask=((Integer)flagortable.get(temp)).intValue();
5308 flagortable.put(temp,new Integer(mask));
5310 int mask=0xFFFFFFFF;
5311 if (flagandtable.containsKey(temp)) {
5312 mask=((Integer)flagandtable.get(temp)).intValue();
5314 mask&=(0xFFFFFFFF^flagid);
5315 flagandtable.put(temp,new Integer(mask));
5321 HashSet flagtagset=new HashSet();
5322 flagtagset.addAll(flagortable.keySet());
5323 flagtagset.addAll(flagandtable.keySet());
5324 flagtagset.addAll(tagsettable.keySet());
5325 flagtagset.addAll(tagcleartable.keySet());
5327 Iterator ftit=flagtagset.iterator();
5328 while(ftit.hasNext()) {
5329 TempDescriptor temp=(TempDescriptor)ftit.next();
5332 Set tagtmps=tagcleartable.get(temp);
5333 if (tagtmps!=null) {
5334 Iterator tagit=tagtmps.iterator();
5335 while(tagit.hasNext()) {
5336 TempDescriptor tagtmp=(TempDescriptor)tagit.next();
5337 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC))
5338 output.println("tagclear("+localsprefixaddr+", (struct ___Object___ *)"+generateTemp(fm, temp,lb)+", "+generateTemp(fm,tagtmp,lb)+");");
5340 output.println("tagclear((struct ___Object___ *)"+generateTemp(fm, temp,lb)+", "+generateTemp(fm,tagtmp,lb)+");");
5344 tagtmps=tagsettable.get(temp);
5345 if (tagtmps!=null) {
5346 Iterator tagit=tagtmps.iterator();
5347 while(tagit.hasNext()) {
5348 TempDescriptor tagtmp=(TempDescriptor)tagit.next();
5349 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC))
5350 output.println("tagset("+localsprefixaddr+", (struct ___Object___ *)"+generateTemp(fm, temp,lb)+", "+generateTemp(fm,tagtmp,lb)+");");
5352 output.println("tagset((struct ___Object___ *)"+generateTemp(fm, temp, lb)+", "+generateTemp(fm,tagtmp, lb)+");");
5357 int andmask=0xFFFFFFF;
5359 if (flagortable.containsKey(temp))
5360 ormask=((Integer)flagortable.get(temp)).intValue();
5361 if (flagandtable.containsKey(temp))
5362 andmask=((Integer)flagandtable.get(temp)).intValue();
5363 generateFlagOrAnd(ffan, fm, lb, temp, output, ormask, andmask);
5364 generateObjectDistribute(ffan, fm, lb, temp, output);
5368 protected void generateFlagOrAnd(FlatFlagActionNode ffan, FlatMethod fm, LocalityBinding lb, TempDescriptor temp,
5369 PrintWriter output, int ormask, int andmask) {
5370 if (ffan.getTaskType()==FlatFlagActionNode.NEWOBJECT) {
5371 output.println("flagorandinit("+generateTemp(fm, temp, lb)+", 0x"+Integer.toHexString(ormask)+", 0x"+Integer.toHexString(andmask)+");");
5373 output.println("flagorand("+generateTemp(fm, temp, lb)+", 0x"+Integer.toHexString(ormask)+", 0x"+Integer.toHexString(andmask)+");");
5377 protected void generateObjectDistribute(FlatFlagActionNode ffan, FlatMethod fm, LocalityBinding lb, TempDescriptor temp, PrintWriter output) {
5378 output.println("enqueueObject("+generateTemp(fm, temp, lb)+");");
5381 void generateOptionalHeader(PrintWriter headers) {
5384 headers.println("#include \"task.h\"\n\n");
5385 headers.println("#ifndef _OPTIONAL_STRUCT_");
5386 headers.println("#define _OPTIONAL_STRUCT_");
5388 //STRUCT PREDICATEMEMBER
5389 headers.println("struct predicatemember{");
5390 headers.println("int type;");
5391 headers.println("int numdnfterms;");
5392 headers.println("int * flags;");
5393 headers.println("int numtags;");
5394 headers.println("int * tags;\n};\n\n");
5396 //STRUCT OPTIONALTASKDESCRIPTOR
5397 headers.println("struct optionaltaskdescriptor{");
5398 headers.println("struct taskdescriptor * task;");
5399 headers.println("int index;");
5400 headers.println("int numenterflags;");
5401 headers.println("int * enterflags;");
5402 headers.println("int numpredicatemembers;");
5403 headers.println("struct predicatemember ** predicatememberarray;");
5404 headers.println("};\n\n");
5406 //STRUCT TASKFAILURE
5407 headers.println("struct taskfailure {");
5408 headers.println("struct taskdescriptor * task;");
5409 headers.println("int index;");
5410 headers.println("int numoptionaltaskdescriptors;");
5411 headers.println("struct optionaltaskdescriptor ** optionaltaskdescriptorarray;\n};\n\n");
5413 //STRUCT FSANALYSISWRAPPER
5414 headers.println("struct fsanalysiswrapper{");
5415 headers.println("int flags;");
5416 headers.println("int numtags;");
5417 headers.println("int * tags;");
5418 headers.println("int numtaskfailures;");
5419 headers.println("struct taskfailure ** taskfailurearray;");
5420 headers.println("int numoptionaltaskdescriptors;");
5421 headers.println("struct optionaltaskdescriptor ** optionaltaskdescriptorarray;\n};\n\n");
5423 //STRUCT CLASSANALYSISWRAPPER
5424 headers.println("struct classanalysiswrapper{");
5425 headers.println("int type;");
5426 headers.println("int numotd;");
5427 headers.println("struct optionaltaskdescriptor ** otdarray;");
5428 headers.println("int numfsanalysiswrappers;");
5429 headers.println("struct fsanalysiswrapper ** fsanalysiswrapperarray;\n};");
5431 headers.println("extern struct classanalysiswrapper * classanalysiswrapperarray[];");
5433 Iterator taskit=state.getTaskSymbolTable().getDescriptorsIterator();
5434 while(taskit.hasNext()) {
5435 TaskDescriptor td=(TaskDescriptor)taskit.next();
5436 headers.println("extern struct taskdescriptor task_"+td.getSafeSymbol()+";");
5441 //CHECK OVER THIS -- THERE COULD BE SOME ERRORS HERE
5442 int generateOptionalPredicate(Predicate predicate, OptionalTaskDescriptor otd, ClassDescriptor cdtemp, PrintWriter output) {
5443 int predicateindex = 0;
5444 //iterate through the classes concerned by the predicate
5445 Set c_vard = predicate.vardescriptors;
5446 Hashtable<TempDescriptor, Integer> slotnumber=new Hashtable<TempDescriptor, Integer>();
5449 for(Iterator vard_it = c_vard.iterator(); vard_it.hasNext();) {
5450 VarDescriptor vard = (VarDescriptor)vard_it.next();
5451 TypeDescriptor typed = vard.getType();
5453 //generate for flags
5454 HashSet fen_hashset = predicate.flags.get(vard.getSymbol());
5455 output.println("int predicateflags_"+predicateindex+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+"[]={");
5457 if (fen_hashset!=null) {
5458 for (Iterator fen_it = fen_hashset.iterator(); fen_it.hasNext();) {
5459 FlagExpressionNode fen = (FlagExpressionNode)fen_it.next();
5461 DNFFlag dflag=fen.getDNF();
5462 numberterms+=dflag.size();
5464 Hashtable flags=(Hashtable)flagorder.get(typed.getClassDesc());
5466 for(int j=0; j<dflag.size(); j++) {
5468 output.println(",");
5469 Vector term=dflag.get(j);
5472 for(int k=0; k<term.size(); k++) {
5473 DNFFlagAtom dfa=(DNFFlagAtom)term.get(k);
5474 FlagDescriptor fd=dfa.getFlag();
5475 boolean negated=dfa.getNegated();
5476 int flagid=1<<((Integer)flags.get(fd)).intValue();
5481 output.print("/*andmask*/0x"+Integer.toHexString(andmask)+", /*checkmask*/0x"+Integer.toHexString(checkmask));
5486 output.println("};\n");
5489 TagExpressionList tagel = predicate.tags.get(vard.getSymbol());
5490 output.println("int predicatetags_"+predicateindex+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+"[]={");
5493 for(int j=0; j<tagel.numTags(); j++) {
5495 output.println(",");
5496 TempDescriptor tmp=tagel.getTemp(j);
5497 if (!slotnumber.containsKey(tmp)) {
5498 Integer slotint=new Integer(current_slot++);
5499 slotnumber.put(tmp,slotint);
5501 int slot=slotnumber.get(tmp).intValue();
5502 output.println("/* slot */"+ slot+", /*tagid*/"+state.getTagId(tmp.getTag()));
5504 numtags = tagel.numTags();
5506 output.println("};");
5508 //store the result into a predicatemember struct
5509 output.println("struct predicatemember predicatemember_"+predicateindex+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+"={");
5510 output.println("/*type*/"+typed.getClassDesc().getId()+",");
5511 output.println("/* number of dnf terms */"+numberterms+",");
5512 output.println("predicateflags_"+predicateindex+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+",");
5513 output.println("/* number of tag */"+numtags+",");
5514 output.println("predicatetags_"+predicateindex+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+",");
5515 output.println("};\n");
5520 //generate an array that stores the entire predicate
5521 output.println("struct predicatemember * predicatememberarray_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+"[]={");
5522 for( int j = 0; j<predicateindex; j++) {
5523 if( j != predicateindex-1) output.println("&predicatemember_"+j+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+",");
5524 else output.println("&predicatemember_"+j+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol());
5526 output.println("};\n");
5527 return predicateindex;
5531 void generateOptionalArrays(PrintWriter output, PrintWriter headers, Hashtable<ClassDescriptor, Hashtable<FlagState, Set<OptionalTaskDescriptor>>> safeexecution, Hashtable optionaltaskdescriptors) {
5532 generateOptionalHeader(headers);
5534 output.println("#include \"optionalstruct.h\"\n\n");
5535 output.println("#include \"stdlib.h\"\n");
5537 HashSet processedcd = new HashSet();
5539 Enumeration e = safeexecution.keys();
5540 while (e.hasMoreElements()) {
5543 ClassDescriptor cdtemp=(ClassDescriptor)e.nextElement();
5544 Hashtable flaginfo=(Hashtable)flagorder.get(cdtemp); //will be used several times
5546 //Generate the struct of optionals
5547 Collection c_otd = ((Hashtable)optionaltaskdescriptors.get(cdtemp)).values();
5548 numotd = c_otd.size();
5549 if(maxotd<numotd) maxotd = numotd;
5550 if( !c_otd.isEmpty() ) {
5551 for(Iterator otd_it = c_otd.iterator(); otd_it.hasNext();) {
5552 OptionalTaskDescriptor otd = (OptionalTaskDescriptor)otd_it.next();
5554 //generate the int arrays for the predicate
5555 Predicate predicate = otd.predicate;
5556 int predicateindex = generateOptionalPredicate(predicate, otd, cdtemp, output);
5557 TreeSet<Integer> fsset=new TreeSet<Integer>();
5558 //iterate through possible FSes corresponding to
5559 //the state when entering
5561 for(Iterator fses = otd.enterflagstates.iterator(); fses.hasNext();) {
5562 FlagState fs = (FlagState)fses.next();
5564 for(Iterator flags = fs.getFlags(); flags.hasNext();) {
5565 FlagDescriptor flagd = (FlagDescriptor)flags.next();
5566 int id=1<<((Integer)flaginfo.get(flagd)).intValue();
5569 fsset.add(new Integer(flagid));
5570 //tag information not needed because tag
5571 //changes are not tolerated.
5574 output.println("int enterflag_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+"[]={");
5575 boolean needcomma=false;
5576 for(Iterator<Integer> it=fsset.iterator(); it.hasNext();) {
5579 output.println(it.next());
5582 output.println("};\n");
5585 //generate optionaltaskdescriptor that actually
5586 //includes exit fses, predicate and the task
5588 output.println("struct optionaltaskdescriptor optionaltaskdescriptor_"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+"={");
5589 output.println("&task_"+otd.td.getSafeSymbol()+",");
5590 output.println("/*index*/"+otd.getIndex()+",");
5591 output.println("/*number of enter flags*/"+fsset.size()+",");
5592 output.println("enterflag_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+",");
5593 output.println("/*number of members */"+predicateindex+",");
5594 output.println("predicatememberarray_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+",");
5595 output.println("};\n");
5599 // if there are no optionals, there is no need to build the rest of the struct
5601 output.println("struct optionaltaskdescriptor * otdarray"+cdtemp.getSafeSymbol()+"[]={");
5602 c_otd = ((Hashtable)optionaltaskdescriptors.get(cdtemp)).values();
5603 if( !c_otd.isEmpty() ) {
5604 boolean needcomma=false;
5605 for(Iterator otd_it = c_otd.iterator(); otd_it.hasNext();) {
5606 OptionalTaskDescriptor otd = (OptionalTaskDescriptor)otd_it.next();
5608 output.println(",");
5610 output.println("&optionaltaskdescriptor_"+otd.getuid()+"_"+cdtemp.getSafeSymbol());
5613 output.println("};\n");
5615 //get all the possible flagstates reachable by an object
5616 Hashtable hashtbtemp = safeexecution.get(cdtemp);
5618 TreeSet fsts=new TreeSet(new FlagComparator(flaginfo));
5619 fsts.addAll(hashtbtemp.keySet());
5620 for(Iterator fsit=fsts.iterator(); fsit.hasNext();) {
5621 FlagState fs = (FlagState)fsit.next();
5624 //get the set of OptionalTaskDescriptors corresponding
5625 HashSet<OptionalTaskDescriptor> availabletasks = (HashSet<OptionalTaskDescriptor>)hashtbtemp.get(fs);
5626 //iterate through the OptionalTaskDescriptors and
5627 //store the pointers to the optionals struct (see on
5628 //top) into an array
5630 output.println("struct optionaltaskdescriptor * optionaltaskdescriptorarray_FS"+fscounter+"_"+cdtemp.getSafeSymbol()+"[] = {");
5631 for(Iterator<OptionalTaskDescriptor> mos = ordertd(availabletasks).iterator(); mos.hasNext();) {
5632 OptionalTaskDescriptor mm = mos.next();
5634 output.println("&optionaltaskdescriptor_"+mm.getuid()+"_"+cdtemp.getSafeSymbol());
5636 output.println("&optionaltaskdescriptor_"+mm.getuid()+"_"+cdtemp.getSafeSymbol()+",");
5639 output.println("};\n");
5641 //process flag information (what the flag after failure is) so we know what optionaltaskdescriptors to choose.
5644 for(Iterator flags = fs.getFlags(); flags.hasNext();) {
5645 FlagDescriptor flagd = (FlagDescriptor)flags.next();
5646 int id=1<<((Integer)flaginfo.get(flagd)).intValue();
5650 //process tag information
5653 boolean first = true;
5654 Enumeration tag_enum = fs.getTags();
5655 output.println("int tags_FS"+fscounter+"_"+cdtemp.getSafeSymbol()+"[]={");
5656 while(tag_enum.hasMoreElements()) {
5658 TagDescriptor tagd = (TagDescriptor)tag_enum.nextElement();
5662 output.println(", ");
5663 output.println("/*tagid*/"+state.getTagId(tagd));
5665 output.println("};");
5667 Set<TaskIndex> tiset=sa.getTaskIndex(fs);
5668 for(Iterator<TaskIndex> itti=tiset.iterator(); itti.hasNext();) {
5669 TaskIndex ti=itti.next();
5673 Set<OptionalTaskDescriptor> otdset=sa.getOptions(fs, ti);
5675 output.print("struct optionaltaskdescriptor * optionaltaskfailure_FS"+fscounter+"_"+ti.getTask().getSafeSymbol()+"_"+ti.getIndex()+"_array[] = {");
5676 boolean needcomma=false;
5677 for(Iterator<OptionalTaskDescriptor> otdit=ordertd(otdset).iterator(); otdit.hasNext();) {
5678 OptionalTaskDescriptor otd=otdit.next();
5682 output.println("&optionaltaskdescriptor_"+otd.getuid()+"_"+cdtemp.getSafeSymbol());
5684 output.println("};");
5686 output.print("struct taskfailure taskfailure_FS"+fscounter+"_"+ti.getTask().getSafeSymbol()+"_"+ti.getIndex()+" = {");
5687 output.print("&task_"+ti.getTask().getSafeSymbol()+", ");
5688 output.print(ti.getIndex()+", ");
5689 output.print(otdset.size()+", ");
5690 output.print("optionaltaskfailure_FS"+fscounter+"_"+ti.getTask().getSafeSymbol()+"_"+ti.getIndex()+"_array");
5691 output.println("};");
5694 tiset=sa.getTaskIndex(fs);
5695 boolean needcomma=false;
5697 output.println("struct taskfailure * taskfailurearray"+fscounter+"_"+cdtemp.getSafeSymbol()+"[]={");
5698 for(Iterator<TaskIndex> itti=tiset.iterator(); itti.hasNext();) {
5699 TaskIndex ti=itti.next();
5700 if (ti.isRuntime()) {
5707 output.print("&taskfailure_FS"+fscounter+"_"+ti.getTask().getSafeSymbol()+"_"+ti.getIndex());
5709 output.println("};\n");
5711 //Store the result in fsanalysiswrapper
5713 output.println("struct fsanalysiswrapper fsanalysiswrapper_FS"+fscounter+"_"+cdtemp.getSafeSymbol()+"={");
5714 output.println("/*flag*/"+flagid+",");
5715 output.println("/* number of tags*/"+tagcounter+",");
5716 output.println("tags_FS"+fscounter+"_"+cdtemp.getSafeSymbol()+",");
5717 output.println("/* numtask failures */"+(tiset.size()-runtimeti)+",");
5718 output.println("taskfailurearray"+fscounter+"_"+cdtemp.getSafeSymbol()+",");
5719 output.println("/* number of optionaltaskdescriptors */"+availabletasks.size()+",");
5720 output.println("optionaltaskdescriptorarray_FS"+fscounter+"_"+cdtemp.getSafeSymbol());
5721 output.println("};\n");
5725 //Build the array of fsanalysiswrappers
5726 output.println("struct fsanalysiswrapper * fsanalysiswrapperarray_"+cdtemp.getSafeSymbol()+"[] = {");
5727 boolean needcomma=false;
5728 for(int i = 0; i<fscounter; i++) {
5729 if (needcomma) output.print(",");
5730 output.println("&fsanalysiswrapper_FS"+(i+1)+"_"+cdtemp.getSafeSymbol());
5733 output.println("};");
5735 //Build the classanalysiswrapper referring to the previous array
5736 output.println("struct classanalysiswrapper classanalysiswrapper_"+cdtemp.getSafeSymbol()+"={");
5737 output.println("/*type*/"+cdtemp.getId()+",");
5738 output.println("/*numotd*/"+numotd+",");
5739 output.println("otdarray"+cdtemp.getSafeSymbol()+",");
5740 output.println("/* number of fsanalysiswrappers */"+fscounter+",");
5741 output.println("fsanalysiswrapperarray_"+cdtemp.getSafeSymbol()+"};\n");
5742 processedcd.add(cdtemp);
5745 //build an array containing every classes for which code has been build
5746 output.println("struct classanalysiswrapper * classanalysiswrapperarray[]={");
5747 for(int i=0; i<state.numClasses(); i++) {
5748 ClassDescriptor cn=cdarray[i];
5751 if ((cn != null) && (processedcd.contains(cn)))
5752 output.print("&classanalysiswrapper_"+cn.getSafeSymbol());
5754 output.print("NULL");
5756 output.println("};");
5758 output.println("#define MAXOTD "+maxotd);
5759 headers.println("#endif");
5762 public List<OptionalTaskDescriptor> ordertd(Set<OptionalTaskDescriptor> otdset) {
5763 Relation r=new Relation();
5764 for(Iterator<OptionalTaskDescriptor>otdit=otdset.iterator(); otdit.hasNext();) {
5765 OptionalTaskDescriptor otd=otdit.next();
5766 TaskIndex ti=new TaskIndex(otd.td, otd.getIndex());
5770 LinkedList<OptionalTaskDescriptor> l=new LinkedList<OptionalTaskDescriptor>();
5771 for(Iterator it=r.keySet().iterator(); it.hasNext();) {
5772 Set s=r.get(it.next());
5773 for(Iterator it2=s.iterator(); it2.hasNext();) {
5774 OptionalTaskDescriptor otd=(OptionalTaskDescriptor)it2.next();
5782 protected void outputTransCode(PrintWriter output) {
5785 private int calculateSizeOfSESEParamList(FlatSESEEnterNode fsen){
5787 Set<TempDescriptor> tdSet=new HashSet<TempDescriptor>();
5789 for (Iterator iterator = fsen.getInVarSet().iterator(); iterator.hasNext();) {
5790 TempDescriptor tempDescriptor = (TempDescriptor) iterator.next();
5791 if(!tempDescriptor.getType().isPrimitive() || tempDescriptor.getType().isArray()){
5792 tdSet.add(tempDescriptor);
5796 for (Iterator iterator = fsen.getOutVarSet().iterator(); iterator.hasNext();) {
5797 TempDescriptor tempDescriptor = (TempDescriptor) iterator.next();
5798 if(!tempDescriptor.getType().isPrimitive() || tempDescriptor.getType().isArray()){
5799 tdSet.add(tempDescriptor);
5803 return tdSet.size();
5806 private String calculateSizeOfSESEParamSize(FlatSESEEnterNode fsen){
5807 HashMap <String,Integer> map=new HashMap();
5808 HashSet <TempDescriptor> processed=new HashSet<TempDescriptor>();
5811 // space for all in and out set primitives
5812 Set<TempDescriptor> inSetAndOutSet = new HashSet<TempDescriptor>();
5813 inSetAndOutSet.addAll( fsen.getInVarSet() );
5814 inSetAndOutSet.addAll( fsen.getOutVarSet() );
5816 Set<TempDescriptor> inSetAndOutSetPrims = new HashSet<TempDescriptor>();
5818 Iterator<TempDescriptor> itr = inSetAndOutSet.iterator();
5819 while( itr.hasNext() ) {
5820 TempDescriptor temp = itr.next();
5821 TypeDescriptor type = temp.getType();
5822 if( !type.isPtr() ) {
5823 inSetAndOutSetPrims.add( temp );
5827 Iterator<TempDescriptor> itrPrims = inSetAndOutSetPrims.iterator();
5828 while( itrPrims.hasNext() ) {
5829 TempDescriptor temp = itrPrims.next();
5830 TypeDescriptor type = temp.getType();
5831 if(type.isPrimitive()){
5832 Integer count=map.get(type.getSymbol());
5834 count=new Integer(1);
5835 map.put(type.getSymbol(), count);
5837 map.put(type.getSymbol(), new Integer(count.intValue()+1));
5842 Set<String> keySet=map.keySet();
5843 for (Iterator iterator = keySet.iterator(); iterator.hasNext();) {
5844 String key = (String) iterator.next();
5845 rtr+="+sizeof("+key+")*"+map.get(key);