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...
2126 Vector<TempDescriptor> inset=fsen.getInVarVector();
2129 for(int i=0; i<inset.size();i++) {
2130 TempDescriptor temp=inset.get(i);
2131 TypeDescriptor type=temp.getType();
2134 if (temp.getType().isNull())
2135 outputStructs.println(" void * "+temp.getSafeSymbol()+
2136 "; /* in-or-out-set obj in gl */");
2138 outputStructs.println(" struct "+temp.getType().getSafeSymbol()+" * "+
2139 temp.getSafeSymbol()+"; /* in-or-out-set obj in gl */");
2143 for(int i=0; i<objectparams.numPointers(); i++) {
2144 TempDescriptor temp=objectparams.getPointer(i);
2145 if (!inset.contains(temp)) {
2146 if (temp.getType().isNull())
2147 outputStructs.println(" void * "+temp.getSafeSymbol()+
2148 "; /* in-or-out-set obj in gl */");
2150 outputStructs.println(" struct "+temp.getType().getSafeSymbol()+" * "+
2151 temp.getSafeSymbol()+"; /* in-or-out-set obj in gl */");
2155 outputStructs.println(" /* next is primitives for in-set and out-set and dynamic tracking */");
2157 Iterator<TempDescriptor> itrPrims = inSetAndOutSetPrims.iterator();
2158 while( itrPrims.hasNext() ) {
2159 TempDescriptor temp = itrPrims.next();
2160 TypeDescriptor type = temp.getType();
2161 if(type.isPrimitive()){
2162 outputStructs.println(" "+temp.getType().getSafeSymbol()+" "+temp.getSafeSymbol()+"; /* in-set or out-set primitive */");
2166 // note that the sese record pointer will be added below, just primitive part of tracking here
2167 Iterator<TempDescriptor> itrDynInVars = fsen.getDynamicInVarSet().iterator();
2168 while( itrDynInVars.hasNext() ) {
2169 TempDescriptor dynInVar = itrDynInVars.next();
2170 outputStructs.println(" INTPTR "+dynInVar+"_srcOffset; /* dynamic tracking primitive */");
2174 outputStructs.println(" /* everything after this should be pointers to an SESE record */" );
2176 // other half of info for dynamic tracking, the SESE record pointer
2177 itrDynInVars = fsen.getDynamicInVarSet().iterator();
2178 while( itrDynInVars.hasNext() ) {
2179 TempDescriptor dynInVar = itrDynInVars.next();
2180 String depRecField = dynInVar+"_srcSESE";
2181 outputStructs.println(" SESEcommon* "+depRecField+";");
2182 addingDepRecField( fsen, depRecField );
2185 // statically known sese sources are record pointers, too
2186 Iterator<SESEandAgePair> itrStaticInVarSrcs = fsen.getStaticInVarSrcs().iterator();
2187 while( itrStaticInVarSrcs.hasNext() ) {
2188 SESEandAgePair srcPair = itrStaticInVarSrcs.next();
2189 outputStructs.println(" "+srcPair.getSESE().getSESErecordName()+"* "+srcPair+";");
2190 addingDepRecField(fsen, srcPair.toString());
2194 outputStructs.println("struct rcrRecord rcrRecords["+incount+"]");
2197 if( fsen.getFirstDepRecField() != null ) {
2198 outputStructs.println(" /* compiler believes first dependent SESE record field above is: "+
2199 fsen.getFirstDepRecField()+" */" );
2201 outputStructs.println("};\n");
2204 // write method declaration to header file
2205 outputMethHead.print("void ");
2206 outputMethHead.print(fsen.getSESEmethodName()+"(");
2207 outputMethHead.print(fsen.getSESErecordName()+"* "+paramsprefix);
2208 outputMethHead.println(");\n");
2211 generateFlatMethodSESE( fsen.getfmBogus(),
2212 fsen.getcdEnclosing(),
2218 private void generateFlatMethodSESE(FlatMethod fm,
2220 FlatSESEEnterNode fsen,
2221 FlatSESEExitNode seseExit,
2225 MethodDescriptor md=fm.getMethod();
2227 output.print("void ");
2228 output.print(fsen.getSESEmethodName()+"(");
2229 output.print(fsen.getSESErecordName()+"* "+paramsprefix);
2230 output.println("){\n");
2233 TempObject objecttemp=(TempObject) tempstable.get(md);
2235 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
2236 output.print(" struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_locals "+localsprefix+"={");
2237 output.print(objecttemp.numPointers()+",");
2238 output.print("&(((SESEcommon*)(___params___))[1])");
2239 for(int j=0; j<objecttemp.numPointers(); j++)
2240 output.print(", NULL");
2241 output.println("};");
2244 output.println(" /* regular local primitives */");
2245 for(int i=0; i<objecttemp.numPrimitives(); i++) {
2246 TempDescriptor td=objecttemp.getPrimitive(i);
2247 TypeDescriptor type=td.getType();
2249 output.println(" void * "+td.getSafeSymbol()+";");
2250 else if (type.isClass()||type.isArray())
2251 output.println(" struct "+type.getSafeSymbol()+" * "+td.getSafeSymbol()+";");
2253 output.println(" "+type.getSafeSymbol()+" "+td.getSafeSymbol()+";");
2257 // declare variables for naming static SESE's
2258 output.println(" /* static SESE names */");
2259 Iterator<SESEandAgePair> pItr = fsen.getNeededStaticNames().iterator();
2260 while( pItr.hasNext() ) {
2261 SESEandAgePair pair = pItr.next();
2262 output.println(" SESEcommon* "+pair+" = NULL;");
2265 // declare variables for tracking dynamic sources
2266 output.println(" /* dynamic variable sources */");
2267 Iterator<TempDescriptor> dynSrcItr = fsen.getDynamicVarSet().iterator();
2268 while( dynSrcItr.hasNext() ) {
2269 TempDescriptor dynSrcVar = dynSrcItr.next();
2270 output.println(" SESEcommon* "+dynSrcVar+"_srcSESE = NULL;");
2271 output.println(" INTPTR "+dynSrcVar+"_srcOffset = 0x1;");
2274 // declare local temps for in-set primitives, and if it is
2275 // a ready-source variable, get the value from the record
2276 output.println(" /* local temps for in-set primitives */");
2277 Iterator<TempDescriptor> itrInSet = fsen.getInVarSet().iterator();
2278 while( itrInSet.hasNext() ) {
2279 TempDescriptor temp = itrInSet.next();
2280 TypeDescriptor type = temp.getType();
2281 if( !type.isPtr() ) {
2282 if( fsen.getReadyInVarSet().contains( temp ) ) {
2283 output.println(" "+type+" "+temp+" = "+paramsprefix+"->"+temp+";");
2285 output.println(" "+type+" "+temp+";");
2290 // declare local temps for out-set primitives if its not already
2291 // in the in-set, and it's value will get written so no problem
2292 output.println(" /* local temp for out-set prim, not already in the in-set */");
2293 Iterator<TempDescriptor> itrOutSet = fsen.getOutVarSet().iterator();
2294 while( itrOutSet.hasNext() ) {
2295 TempDescriptor temp = itrOutSet.next();
2296 TypeDescriptor type = temp.getType();
2297 if( !type.isPtr() && !fsen.getInVarSet().contains( temp ) ) {
2298 output.println(" "+type+" "+temp+";");
2303 // initialize thread-local var to a the task's record, which is fused
2304 // with the param list
2305 output.println(" ");
2306 output.println(" /* code of this task's body should use this to access the running task record */");
2307 output.println(" runningSESE = &(___params___->common);");
2308 output.println(" ");
2310 // setup memory queue
2313 output.println(" // set up memory queues ");
2314 output.println(" int numMemoryQueue=0;");
2315 output.println(" int memoryQueueItemID=0;");
2316 Analysis.OoOJava.ConflictGraph graph = oooa.getConflictGraph(fsen);
2317 if (graph != null && graph.hasConflictEdge()) {
2318 output.println(" {");
2319 Set<Analysis.OoOJava.SESELock> lockSet = oooa.getLockMappings(graph);
2320 System.out.println("#lockSet="+lockSet);
2321 if (lockSet.size() > 0) {
2322 output.println(" numMemoryQueue=" + lockSet.size() + ";");
2323 output.println(" runningSESE->numMemoryQueue=numMemoryQueue;");
2324 output.println(" runningSESE->memoryQueueArray=mlpCreateMemoryQueueArray(numMemoryQueue);");
2327 output.println(" }");
2330 output.println(" // set up memory queues ");
2331 output.println(" int numMemoryQueue=0;");
2332 output.println(" int memoryQueueItemID=0;");
2333 ConflictGraph graph = null;
2334 graph = mlpa.getConflictGraphResults().get(fsen);
2335 if (graph != null && graph.hasConflictEdge()) {
2336 output.println(" {");
2337 HashSet<SESELock> lockSet = mlpa.getConflictGraphLockMap().get(
2339 System.out.println("#lockSet="+lockSet);
2341 if (lockSet.size() > 0) {
2342 output.println(" numMemoryQueue=" + lockSet.size() + "; ");
2343 output.println(" runningSESE->numMemoryQueue=numMemoryQueue;");
2344 output.println(" runningSESE->memoryQueueArray=mlpCreateMemoryQueueArray(numMemoryQueue);");
2347 output.println(" }");
2352 // set up a task's mem pool to recycle the allocation of children tasks
2353 // don't bother if the task never has children (a leaf task)
2354 output.println( "#ifndef OOO_DISABLE_TASKMEMPOOL" );
2355 if( !fsen.getIsLeafSESE() ) {
2356 output.println(" runningSESE->taskRecordMemPool = poolcreate( "+
2357 maxTaskRecSizeStr+" );");
2359 // make it clear we purposefully did not initialize this
2360 output.println(" runningSESE->taskRecordMemPool = (MemPool*)0x1;");
2362 output.println( "#endif // OOO_DISABLE_TASKMEMPOOL" );
2365 // copy in-set into place, ready vars were already
2366 // copied when the SESE was issued
2367 Iterator<TempDescriptor> tempItr;
2369 // static vars are from a known SESE
2370 output.println(" // copy variables from static sources");
2371 tempItr = fsen.getStaticInVarSet().iterator();
2372 while( tempItr.hasNext() ) {
2373 TempDescriptor temp = tempItr.next();
2374 VariableSourceToken vst = fsen.getStaticInVarSrc( temp );
2375 SESEandAgePair srcPair = new SESEandAgePair( vst.getSESE(), vst.getAge() );
2376 output.println(" "+generateTemp( fsen.getfmBogus(), temp, null )+
2377 " = "+paramsprefix+"->"+srcPair+"->"+vst.getAddrVar()+";");
2380 output.println(" // decrement references to static sources");
2381 for( Iterator<SESEandAgePair> pairItr = fsen.getStaticInVarSrcs().iterator(); pairItr.hasNext(); ) {
2382 SESEandAgePair srcPair = pairItr.next();
2383 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
2384 output.println(" {");
2385 output.println(" SESEcommon* src = &("+paramsprefix+"->"+srcPair+"->common);");
2386 output.println(" RELEASE_REFERENCE_TO( src );");
2387 output.println(" }");
2388 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
2392 // dynamic vars come from an SESE and src
2393 output.println(" // copy variables from dynamic sources");
2394 tempItr = fsen.getDynamicInVarSet().iterator();
2395 while( tempItr.hasNext() ) {
2396 TempDescriptor temp = tempItr.next();
2397 TypeDescriptor type = temp.getType();
2399 // go grab it from the SESE source
2400 output.println(" if( "+paramsprefix+"->"+temp+"_srcSESE != NULL ) {");
2403 if( type.isNull() ) {
2405 } else if( type.isClass() || type.isArray() ) {
2406 typeStr = "struct "+type.getSafeSymbol()+"*";
2408 typeStr = type.getSafeSymbol();
2411 output.println(" "+generateTemp( fsen.getfmBogus(), temp, null )+
2412 " = *(("+typeStr+"*) ((void*)"+
2413 paramsprefix+"->"+temp+"_srcSESE + "+
2414 paramsprefix+"->"+temp+"_srcOffset));");
2416 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
2417 output.println(" SESEcommon* src = "+paramsprefix+"->"+temp+"_srcSESE;");
2418 output.println(" RELEASE_REFERENCE_TO( src );");
2419 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
2421 // or if the source was our parent, its already in our record to grab
2422 output.println(" } else {");
2423 output.println(" "+generateTemp( fsen.getfmBogus(), temp, null )+
2424 " = "+paramsprefix+"->"+temp+";");
2425 output.println(" }");
2428 // Check to see if we need to do a GC if this is a
2429 // multi-threaded program...
2430 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
2431 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
2432 //Don't bother if we aren't in recursive methods...The loops case will catch it
2433 // if (callgraph.getAllMethods(md).contains(md)) {
2434 // if(this.state.MULTICOREGC) {
2435 // output.println("if(gcflag) gc("+localsprefixaddr+");");
2437 // output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
2442 if( state.COREPROF ) {
2443 output.println("#ifdef CP_EVENTID_TASKEXECUTE");
2444 output.println(" CP_LOGEVENT( CP_EVENTID_TASKEXECUTE, CP_EVENTTYPE_BEGIN );");
2445 output.println("#endif");
2448 HashSet<FlatNode> exitset=new HashSet<FlatNode>();
2449 exitset.add(seseExit);
2450 generateCode(fsen.getNext(0), fm, null, exitset, output, true);
2451 output.println("}\n\n");
2456 // when a new mlp thread is created for an issued SESE, it is started
2457 // by running this method which blocks on a cond variable until
2458 // it is allowed to transition to execute. Then a case statement
2459 // allows it to invoke the method with the proper SESE body, and after
2460 // exiting the SESE method, executes proper SESE exit code before the
2461 // thread can be destroyed
2462 private void generateSESEinvocationMethod(PrintWriter outmethodheader,
2463 PrintWriter outmethod
2466 outmethodheader.println("void* invokeSESEmethod( void* seseRecord );");
2467 outmethod.println( "void* invokeSESEmethod( void* seseRecord ) {");
2468 outmethod.println( " int status;");
2469 outmethod.println( " char errmsg[128];");
2471 // generate a case for each SESE class that can be invoked
2472 outmethod.println( " switch( *((int*)seseRecord) ) {");
2473 outmethod.println( " ");
2474 Iterator<FlatSESEEnterNode> seseit;
2476 seseit=mlpa.getAllSESEs().iterator();
2478 seseit=oooa.getAllSESEs().iterator();
2480 while(seseit.hasNext()){
2481 FlatSESEEnterNode fsen = seseit.next();
2483 outmethod.println( " /* "+fsen.getPrettyIdentifier()+" */");
2484 outmethod.println( " case "+fsen.getIdentifier()+":");
2485 outmethod.println( " "+fsen.getSESEmethodName()+"( seseRecord );");
2487 if( (state.MLP && fsen.equals( mlpa.getMainSESE() )) ||
2488 (state.OOOJAVA && fsen.equals( oooa.getMainSESE() ))
2490 outmethod.println( " /* work scheduler works forever, explicitly exit */");
2491 outmethod.println( " CP_EXIT();");
2492 outmethod.println( " CP_DUMP();");
2493 outmethod.println( " workScheduleExit();");
2494 outmethod.println( " exit( 0 );");
2497 outmethod.println( " break;");
2498 outmethod.println( "");
2501 // default case should never be taken, error out
2502 outmethod.println( " default:");
2503 outmethod.println( " printf(\"Error: unknown SESE class ID in invoke method.\\n\");");
2504 outmethod.println( " exit(-30);");
2505 outmethod.println( " break;");
2506 outmethod.println( " }");
2507 outmethod.println( " return NULL;");
2508 outmethod.println( "}\n\n");
2512 protected void generateCode(FlatNode first,
2515 Set<FlatNode> stopset,
2516 PrintWriter output, boolean firstpass) {
2518 /* Assign labels to FlatNode's if necessary.*/
2520 Hashtable<FlatNode, Integer> nodetolabel;
2522 if (state.DELAYCOMP&&!firstpass)
2523 nodetolabel=dcassignLabels(first, stopset);
2525 nodetolabel=assignLabels(first, stopset);
2527 Set<FlatNode> storeset=null;
2528 HashSet<FlatNode> genset=null;
2529 HashSet<FlatNode> refset=null;
2530 Set<FlatNode> unionset=null;
2532 if (state.DELAYCOMP&&!lb.isAtomic()&&lb.getHasAtomic()) {
2533 storeset=delaycomp.livecode(lb);
2534 genset=new HashSet<FlatNode>();
2535 if (state.STMARRAY&&!state.DUALVIEW) {
2536 refset=new HashSet<FlatNode>();
2537 refset.addAll(delaycomp.getDeref(lb));
2538 refset.removeAll(delaycomp.getCannotDelay(lb));
2539 refset.removeAll(delaycomp.getOther(lb));
2542 genset.addAll(delaycomp.getCannotDelay(lb));
2543 genset.addAll(delaycomp.getOther(lb));
2545 genset.addAll(delaycomp.getNotReady(lb));
2546 if (state.STMARRAY&&!state.DUALVIEW) {
2547 genset.removeAll(refset);
2550 unionset=new HashSet<FlatNode>();
2551 unionset.addAll(storeset);
2552 unionset.addAll(genset);
2553 if (state.STMARRAY&&!state.DUALVIEW)
2554 unionset.addAll(refset);
2557 /* Do the actual code generation */
2558 FlatNode current_node=null;
2559 HashSet tovisit=new HashSet();
2560 HashSet visited=new HashSet();
2562 tovisit.add(first.getNext(0));
2565 while(current_node!=null||!tovisit.isEmpty()) {
2566 if (current_node==null) {
2567 current_node=(FlatNode)tovisit.iterator().next();
2568 tovisit.remove(current_node);
2569 } else if (tovisit.contains(current_node)) {
2570 tovisit.remove(current_node);
2572 visited.add(current_node);
2573 if (nodetolabel.containsKey(current_node)) {
2574 output.println("L"+nodetolabel.get(current_node)+":");
2576 if (state.INSTRUCTIONFAILURE) {
2577 if (state.THREAD||state.DSM||state.SINGLETM) {
2578 output.println("if ((++instructioncount)>failurecount) {instructioncount=0;injectinstructionfailure();}");
2580 output.println("if ((--instructioncount)==0) injectinstructionfailure();");
2582 if (current_node.numNext()==0||stopset!=null&&stopset.contains(current_node)) {
2584 if (!state.DELAYCOMP||firstpass) {
2585 generateFlatNode(fm, lb, current_node, output);
2587 //store primitive variables in out set
2588 AtomicRecord ar=atomicmethodmap.get((FlatAtomicEnterNode)first);
2589 Set<TempDescriptor> liveout=ar.liveout;
2590 for(Iterator<TempDescriptor> tmpit=liveout.iterator();tmpit.hasNext();) {
2591 TempDescriptor tmp=tmpit.next();
2592 output.println("primitives->"+tmp.getSafeSymbol()+"="+tmp.getSafeSymbol()+";");
2595 if ((state.MLP || state.OOOJAVA) && stopset!=null) {
2596 assert first.getPrev( 0 ) instanceof FlatSESEEnterNode;
2597 assert current_node instanceof FlatSESEExitNode;
2598 FlatSESEEnterNode fsen = (FlatSESEEnterNode) first.getPrev( 0 );
2599 FlatSESEExitNode fsxn = (FlatSESEExitNode) current_node;
2600 assert fsen.getFlatExit().equals( fsxn );
2601 assert fsxn.getFlatEnter().equals( fsen );
2603 if (current_node.kind()!=FKind.FlatReturnNode) {
2604 output.println(" return;");
2607 } else if(current_node.numNext()==1) {
2609 if ((state.MLP|| state.OOOJAVA) &&
2610 current_node.kind()==FKind.FlatSESEEnterNode &&
2611 !((FlatSESEEnterNode)current_node).getIsCallerSESEplaceholder()
2613 FlatSESEEnterNode fsen = (FlatSESEEnterNode)current_node;
2614 generateFlatNode(fm, lb, current_node, output);
2615 nextnode=fsen.getFlatExit().getNext(0);
2616 } else if (state.DELAYCOMP) {
2617 boolean specialprimitive=false;
2618 //skip literals...no need to add extra overhead
2619 if (storeset!=null&&storeset.contains(current_node)&¤t_node.kind()==FKind.FlatLiteralNode) {
2620 TypeDescriptor typedesc=((FlatLiteralNode)current_node).getType();
2621 if (!typedesc.isClass()&&!typedesc.isArray()) {
2622 specialprimitive=true;
2626 if (genset==null||genset.contains(current_node)||specialprimitive)
2627 generateFlatNode(fm, lb, current_node, output);
2628 if (state.STMARRAY&&!state.DUALVIEW&&refset!=null&&refset.contains(current_node)) {
2629 //need to acquire lock
2630 handleArrayDeref(fm, lb, current_node, output, firstpass);
2632 if (storeset!=null&&storeset.contains(current_node)&&!specialprimitive) {
2633 TempDescriptor wrtmp=current_node.writesTemps()[0];
2635 //need to store value written by previous node
2636 if (wrtmp.getType().isPtr()) {
2637 //only lock the objects that may actually need locking
2638 if (recorddc.getNeedTrans(lb, current_node)&&
2639 (!state.STMARRAY||state.DUALVIEW||!wrtmp.getType().isArray()||
2640 wrtmp.getType().getSymbol().equals(TypeUtil.ObjectClass))) {
2641 output.println("STOREPTR("+generateTemp(fm, wrtmp,lb)+");/* "+current_node.nodeid+" */");
2643 output.println("STOREPTRNOLOCK("+generateTemp(fm, wrtmp,lb)+");/* "+current_node.nodeid+" */");
2646 output.println("STORE"+wrtmp.getType().getSafeDescriptor()+"("+generateTemp(fm, wrtmp, lb)+");/* "+current_node.nodeid+" */");
2649 //need to read value read by previous node
2650 if (wrtmp.getType().isPtr()) {
2651 output.println("RESTOREPTR("+generateTemp(fm, wrtmp,lb)+");/* "+current_node.nodeid+" */");
2653 output.println("RESTORE"+wrtmp.getType().getSafeDescriptor()+"("+generateTemp(fm, wrtmp, lb)+"); /* "+current_node.nodeid+" */");
2657 nextnode=current_node.getNext(0);
2660 generateFlatNode(fm, lb, current_node, output);
2661 nextnode=current_node.getNext(0);
2663 if (visited.contains(nextnode)) {
2664 output.println("goto L"+nodetolabel.get(nextnode)+";");
2667 current_node=nextnode;
2668 } else if (current_node.numNext()==2) {
2670 if (state.DELAYCOMP) {
2671 boolean computeside=false;
2673 //need to record which way it should go
2674 if (genset==null||genset.contains(current_node)) {
2675 if (storeset!=null&&storeset.contains(current_node)) {
2676 //need to store which way branch goes
2677 generateStoreFlatCondBranch(fm, lb, (FlatCondBranch)current_node, "L"+nodetolabel.get(current_node.getNext(1)), output);
2679 generateFlatCondBranch(fm, lb, (FlatCondBranch)current_node, "L"+nodetolabel.get(current_node.getNext(1)), output);
2681 //which side to execute
2685 if (genset.contains(current_node)) {
2686 generateFlatCondBranch(fm, lb, (FlatCondBranch)current_node, "L"+nodetolabel.get(current_node.getNext(1)), output);
2687 } else if (storeset.contains(current_node)) {
2689 branchanalysis.generateGroupCode(current_node, output, nodetolabel);
2691 //which side to execute
2696 Set<FlatNode> leftset=DelayComputation.getNext(current_node, 0, unionset, lb,locality, true);
2698 if (leftset.size()==0)
2700 if (visited.contains(current_node.getNext(branch))) {
2701 //already visited -- build jump
2702 output.println("goto L"+nodetolabel.get(current_node.getNext(branch))+";");
2705 current_node=current_node.getNext(branch);
2708 if (!visited.contains(current_node.getNext(1)))
2709 tovisit.add(current_node.getNext(1));
2710 if (visited.contains(current_node.getNext(0))) {
2711 output.println("goto L"+nodetolabel.get(current_node.getNext(0))+";");
2714 current_node=current_node.getNext(0);
2718 generateFlatCondBranch(fm, lb, (FlatCondBranch)current_node, "L"+nodetolabel.get(current_node.getNext(1)), output);
2719 if (!visited.contains(current_node.getNext(1)))
2720 tovisit.add(current_node.getNext(1));
2721 if (visited.contains(current_node.getNext(0))) {
2722 output.println("goto L"+nodetolabel.get(current_node.getNext(0))+";");
2725 current_node=current_node.getNext(0);
2727 } else throw new Error();
2731 protected void handleArrayDeref(FlatMethod fm, LocalityBinding lb, FlatNode fn, PrintWriter output, boolean firstpass) {
2732 if (fn.kind()==FKind.FlatSetElementNode) {
2733 FlatSetElementNode fsen=(FlatSetElementNode) fn;
2734 String dst=generateTemp(fm, fsen.getDst(), lb);
2735 String src=generateTemp(fm, fsen.getSrc(), lb);
2736 String index=generateTemp(fm, fsen.getIndex(), lb);
2737 TypeDescriptor elementtype=fsen.getDst().getType().dereference();
2739 if (elementtype.isArray()||elementtype.isClass())
2742 type=elementtype.getSafeSymbol()+" ";
2744 output.println("STOREARRAY("+dst+","+index+","+type+")");
2746 output.println("{");
2747 output.println(" struct ArrayObject *array;");
2748 output.println(" int index;");
2749 output.println(" RESTOREARRAY(array,index);");
2750 output.println(" (("+type+"*)(((char *)&array->___length___)+sizeof(int)))[index]="+src+";");
2751 output.println("}");
2753 } else if (fn.kind()==FKind.FlatElementNode) {
2754 FlatElementNode fen=(FlatElementNode) fn;
2755 String src=generateTemp(fm, fen.getSrc(), lb);
2756 String index=generateTemp(fm, fen.getIndex(), lb);
2757 TypeDescriptor elementtype=fen.getSrc().getType().dereference();
2758 String dst=generateTemp(fm, fen.getDst(), lb);
2760 if (elementtype.isArray()||elementtype.isClass())
2763 type=elementtype.getSafeSymbol()+" ";
2765 output.println("STOREARRAY("+src+","+index+","+type+")");
2767 output.println("{");
2768 output.println(" struct ArrayObject *array;");
2769 output.println(" int index;");
2770 output.println(" RESTOREARRAY(array,index);");
2771 output.println(" "+dst+"=(("+type+"*)(((char *)&array->___length___)+sizeof(int)))[index];");
2772 output.println("}");
2776 /** Special label assignment for delaycomputation */
2777 protected Hashtable<FlatNode, Integer> dcassignLabels(FlatNode first, Set<FlatNode> lastset) {
2778 HashSet tovisit=new HashSet();
2779 HashSet visited=new HashSet();
2781 Hashtable<FlatNode, Integer> nodetolabel=new Hashtable<FlatNode, Integer>();
2783 //Label targets of branches
2784 Set<FlatNode> targets=branchanalysis.getTargets();
2785 for(Iterator<FlatNode> it=targets.iterator();it.hasNext();) {
2786 nodetolabel.put(it.next(), new Integer(labelindex++));
2791 /*Assign labels first. A node needs a label if the previous
2792 * node has two exits or this node is a join point. */
2794 while(!tovisit.isEmpty()) {
2795 FlatNode fn=(FlatNode)tovisit.iterator().next();
2800 if(lastset!=null&&lastset.contains(fn)) {
2801 // if last is not null and matches, don't go
2802 // any further for assigning labels
2806 for(int i=0; i<fn.numNext(); i++) {
2807 FlatNode nn=fn.getNext(i);
2810 //1) Edge >1 of node
2811 nodetolabel.put(nn,new Integer(labelindex++));
2813 if (!visited.contains(nn)&&!tovisit.contains(nn)) {
2817 nodetolabel.put(nn,new Integer(labelindex++));
2825 protected Hashtable<FlatNode, Integer> assignLabels(FlatNode first) {
2826 return assignLabels(first, null);
2829 protected Hashtable<FlatNode, Integer> assignLabels(FlatNode first, Set<FlatNode> lastset) {
2830 HashSet tovisit=new HashSet();
2831 HashSet visited=new HashSet();
2833 Hashtable<FlatNode, Integer> nodetolabel=new Hashtable<FlatNode, Integer>();
2836 /*Assign labels first. A node needs a label if the previous
2837 * node has two exits or this node is a join point. */
2839 while(!tovisit.isEmpty()) {
2840 FlatNode fn=(FlatNode)tovisit.iterator().next();
2845 if(lastset!=null&&lastset.contains(fn)) {
2846 // if last is not null and matches, don't go
2847 // any further for assigning labels
2851 for(int i=0; i<fn.numNext(); i++) {
2852 FlatNode nn=fn.getNext(i);
2855 //1) Edge >1 of node
2856 nodetolabel.put(nn,new Integer(labelindex++));
2858 if (!visited.contains(nn)&&!tovisit.contains(nn)) {
2862 nodetolabel.put(nn,new Integer(labelindex++));
2870 /** Generate text string that corresponds to the TempDescriptor td. */
2871 protected String generateTemp(FlatMethod fm, TempDescriptor td, LocalityBinding lb) {
2872 MethodDescriptor md=fm.getMethod();
2873 TaskDescriptor task=fm.getTask();
2874 TempObject objecttemps=(TempObject) tempstable.get(lb!=null ? lb : md!=null ? md : task);
2876 if (objecttemps.isLocalPrim(td)||objecttemps.isParamPrim(td)) {
2877 return td.getSafeSymbol();
2880 if (objecttemps.isLocalPtr(td)) {
2881 return localsprefixderef+td.getSafeSymbol();
2884 if (objecttemps.isParamPtr(td)) {
2885 return paramsprefix+"->"+td.getSafeSymbol();
2891 protected void generateFlatNode(FlatMethod fm, LocalityBinding lb, FlatNode fn, PrintWriter output) {
2893 // insert pre-node actions from the code plan
2894 if( state.MLP|| state.OOOJAVA ) {
2898 cp = mlpa.getCodePlan( fn );
2900 cp = oooa.getCodePlan(fn);
2905 FlatSESEEnterNode currentSESE = cp.getCurrentSESE();
2907 // for each sese and age pair that this parent statement
2908 // must stall on, take that child's stall semaphore, the
2909 // copying of values comes after the statement
2910 Iterator<VariableSourceToken> vstItr = cp.getStallTokens().iterator();
2911 while( vstItr.hasNext() ) {
2912 VariableSourceToken vst = vstItr.next();
2914 SESEandAgePair pair = new SESEandAgePair( vst.getSESE(), vst.getAge() );
2916 output.println(" {");
2917 output.println(" "+pair.getSESE().getSESErecordName()+"* child = ("+
2918 pair.getSESE().getSESErecordName()+"*) "+pair+";");
2920 output.println(" SESEcommon* common = (SESEcommon*) "+pair+";");
2921 if( state.COREPROF ) {
2922 output.println("#ifdef CP_EVENTID_TASKSTALLVAR");
2923 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLVAR, CP_EVENTTYPE_BEGIN );");
2924 output.println("#endif");
2926 output.println(" pthread_mutex_lock( &(common->lock) );");
2927 output.println(" if( common->doneExecuting == FALSE ) {");
2928 output.println(" stopforgc((struct garbagelist *)&___locals___);");
2929 output.println(" do {");
2930 output.println(" pthread_cond_wait( &(common->doneCond), &(common->lock) );");
2931 output.println(" } while( common->doneExecuting == FALSE );");
2932 output.println(" restartaftergc();");
2933 output.println(" }");
2934 output.println(" pthread_mutex_unlock( &(common->lock) );");
2936 // copy things we might have stalled for
2937 Iterator<TempDescriptor> tdItr = cp.getCopySet( vst ).iterator();
2938 while( tdItr.hasNext() ) {
2939 TempDescriptor td = tdItr.next();
2940 FlatMethod fmContext;
2941 if( currentSESE.getIsCallerSESEplaceholder() ) {
2942 fmContext = currentSESE.getfmEnclosing();
2944 fmContext = currentSESE.getfmBogus();
2946 output.println(" "+generateTemp( fmContext, td, null )+
2947 " = child->"+vst.getAddrVar().getSafeSymbol()+";");
2949 if( state.COREPROF ) {
2950 output.println("#ifdef CP_EVENTID_TASKSTALLVAR");
2951 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLVAR, CP_EVENTTYPE_END );");
2952 output.println("#endif");
2954 output.println(" }");
2957 // for each variable with a dynamic source, stall just for that variable
2958 Iterator<TempDescriptor> dynItr = cp.getDynamicStallSet().iterator();
2959 while( dynItr.hasNext() ) {
2960 TempDescriptor dynVar = dynItr.next();
2962 // only stall if the dynamic source is not yourself, denoted by src==NULL
2963 // otherwise the dynamic write nodes will have the local var up-to-date
2964 output.println(" {");
2965 output.println(" if( "+dynVar+"_srcSESE != NULL ) {");
2966 output.println(" SESEcommon* common = (SESEcommon*) "+dynVar+"_srcSESE;");
2967 if( state.COREPROF ) {
2968 output.println("#ifdef CP_EVENTID_TASKSTALLVAR");
2969 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLVAR, CP_EVENTTYPE_BEGIN );");
2970 output.println("#endif");
2972 output.println(" psem_take( &(common->stallSem) );");
2974 FlatMethod fmContext;
2975 if( currentSESE.getIsCallerSESEplaceholder() ) {
2976 fmContext = currentSESE.getfmEnclosing();
2978 fmContext = currentSESE.getfmBogus();
2981 TypeDescriptor type=dynVar.getType();
2983 if( type.isNull() ) {
2985 } else if( type.isClass() || type.isArray() ) {
2986 typeStr = "struct "+type.getSafeSymbol()+"*";
2988 typeStr = type.getSafeSymbol();
2991 output.println(" "+generateTemp( fmContext, dynVar, null )+
2992 " = *(("+typeStr+"*) ((void*)"+
2993 dynVar+"_srcSESE + "+dynVar+"_srcOffset));");
2994 if( state.COREPROF ) {
2995 output.println("#ifdef CP_EVENTID_TASKSTALLVAR");
2996 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLVAR, CP_EVENTTYPE_END );");
2997 output.println("#endif");
2999 output.println(" }");
3000 output.println(" }");
3003 // for each assignment of a variable to rhs that has a dynamic source,
3004 // copy the dynamic sources
3005 Iterator dynAssignItr = cp.getDynAssigns().entrySet().iterator();
3006 while( dynAssignItr.hasNext() ) {
3007 Map.Entry me = (Map.Entry) dynAssignItr.next();
3008 TempDescriptor lhs = (TempDescriptor) me.getKey();
3009 TempDescriptor rhs = (TempDescriptor) me.getValue();
3011 output.println(" {");
3012 output.println(" SESEcommon* oldSrc = "+lhs+"_srcSESE;");
3014 output.println(" "+lhs+"_srcSESE = "+rhs+"_srcSESE;");
3015 output.println(" "+lhs+"_srcOffset = "+rhs+"_srcOffset;");
3017 // no matter what we did above, track reference count of whatever
3018 // this variable pointed to, do release last in case we're just
3019 // copying the same value in because 1->2->1 is safe but ref count
3020 // 1->0->1 has a window where it looks like it should be free'd
3021 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
3022 output.println(" if( "+rhs+"_srcSESE != NULL ) {");
3023 output.println(" ADD_REFERENCE_TO( "+rhs+"_srcSESE );");
3024 output.println(" }");
3025 output.println(" if( oldSrc != NULL ) {");
3026 output.println(" RELEASE_REFERENCE_TO( oldSrc );");
3027 output.println(" }");
3028 output.println(" }");
3029 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
3032 // for each lhs that is dynamic from a non-dynamic source, set the
3033 // dynamic source vars to the current SESE
3034 dynItr = cp.getDynAssignCurr().iterator();
3035 while( dynItr.hasNext() ) {
3036 TempDescriptor dynVar = dynItr.next();
3037 assert currentSESE.getDynamicVarSet().contains( dynVar );
3039 // first release a reference to current record
3040 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
3041 output.println(" if( "+dynVar+"_srcSESE != NULL ) {");
3042 output.println(" RELEASE_REFERENCE_TO( oldSrc );");
3043 output.println(" }");
3044 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
3046 output.println(" "+dynVar+"_srcSESE = NULL;");
3050 // handling stall site
3051 if (state.OOOJAVA) {
3052 Analysis.OoOJava.ConflictGraph graph = oooa.getConflictGraph(currentSESE);
3054 Set<Analysis.OoOJava.SESELock> seseLockSet = oooa.getLockMappings(graph);
3055 Set<Analysis.OoOJava.WaitingElement> waitingElementSet =
3056 graph.getStallSiteWaitingElementSet(fn, seseLockSet);
3058 if(waitingElementSet.size()>0){
3059 output.println("// stall on parent's stall sites ");
3060 output.println(" {");
3061 output.println(" REntry* rentry;");
3063 for (Iterator iterator = waitingElementSet.iterator(); iterator.hasNext();) {
3064 Analysis.OoOJava.WaitingElement waitingElement = (Analysis.OoOJava.WaitingElement) iterator.next();
3066 if(state.RCR && rcr != null){
3067 Analysis.OoOJava.ConflictGraph conflictGraph = graph;
3068 Hashtable<Taint, Set<Effect>> conflicts;
3069 ReachGraph rg = oooa.getDisjointAnalysis().getReachGraph(currentSESE.getmdEnclosing());
3070 if(rcr.cSideDebug) {
3071 rg.writeGraph("RCR_RG_STALLSITE_DEBUG");
3073 if((conflictGraph != null) &&
3074 (conflicts = graph.getConflictEffectSet(fn)) != null &&
3076 rcr.addToTraverseToDoList(fn, waitingElement.getTempDesc(), rg, conflicts);
3080 if( waitingElement.getStatus() >= ConflictNode.COARSE ){
3081 output.println(" rentry=mlpCreateREntry("+ waitingElement.getStatus()+ ", runningSESE);");
3083 output.println(" rentry=mlpCreateFineREntry("+ waitingElement.getStatus()+ ", runningSESE, (void*)&" +generateTemp(fm,waitingElement.getTempDesc(),lb)+ ");");
3085 output.println(" psem_init( &(rentry->parentStallSem) );");
3086 output.println(" rentry->queue=runningSESE->memoryQueueArray["+ waitingElement.getQueueID()+ "];");
3087 output.println(" if(ADDRENTRY(runningSESE->memoryQueueArray["+ waitingElement.getQueueID()
3088 + "],rentry)==NOTREADY){");
3089 if( state.COREPROF ) {
3090 output.println("#ifdef CP_EVENTID_TASKSTALLMEM");
3091 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLMEM, CP_EVENTTYPE_BEGIN );");
3092 output.println("#endif");
3094 output.println(" psem_take( &(rentry->parentStallSem) );");
3095 if( state.COREPROF ) {
3096 output.println("#ifdef CP_EVENTID_TASKSTALLMEM");
3097 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLMEM, CP_EVENTTYPE_END );");
3098 output.println("#endif");
3100 output.println(" } ");
3102 if(state.RCR && rcr != null) {
3103 output.println(" "+rcr.getTraverserInvocation(waitingElement.getTempDesc(),
3104 generateTemp(fm, waitingElement.getTempDesc(), null), fn));
3107 output.println(" }");
3111 ParentChildConflictsMap conflictsMap = mlpa.getConflictsResults().get(fn);
3112 if (conflictsMap != null) {
3113 Set<Long> allocSet = conflictsMap.getAllocationSiteIDSetofStallSite();
3114 if (allocSet.size() > 0) {
3115 FlatNode enclosingFlatNode=null;
3116 if( currentSESE.getIsCallerSESEplaceholder() && currentSESE.getParent()==null){
3117 enclosingFlatNode=currentSESE.getfmEnclosing();
3119 enclosingFlatNode=currentSESE;
3121 ConflictGraph graph=mlpa.getConflictGraphResults().get(enclosingFlatNode);
3122 HashSet<SESELock> seseLockSet=mlpa.getConflictGraphLockMap().get(graph);
3123 Set<WaitingElement> waitingElementSet=graph.getStallSiteWaitingElementSet(conflictsMap, seseLockSet);
3125 if(waitingElementSet.size()>0){
3126 output.println("// stall on parent's stall sites ");
3127 output.println(" {");
3128 output.println(" REntry* rentry;");
3130 for (Iterator iterator = waitingElementSet.iterator(); iterator.hasNext();) {
3131 WaitingElement waitingElement = (WaitingElement) iterator.next();
3133 if( waitingElement.getStatus() >= ConflictNode.COARSE ){
3134 // HERE! a parent might conflict with a child
3135 output.println(" rentry=mlpCreateREntry("+ waitingElement.getStatus()+ ", runningSESE);");
3137 output.println(" rentry=mlpCreateFineREntry("+ waitingElement.getStatus()+ ", runningSESE, (void*)&___locals___."+ waitingElement.getDynID() + ");");
3139 output.println(" psem_init( &(rentry->parentStallSem) );");
3140 output.println(" rentry->queue=runningSESE->memoryQueueArray["+ waitingElement.getQueueID()+ "];");
3142 .println(" if(ADDRENTRY(runningSESE->memoryQueueArray["+ waitingElement.getQueueID()
3143 + "],rentry)==NOTREADY){");
3144 if( state.COREPROF ) {
3145 output.println("#ifdef CP_EVENTID_TASKSTALLMEM");
3146 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLMEM, CP_EVENTTYPE_BEGIN );");
3147 output.println("#endif");
3149 output.println(" psem_take( &(rentry->parentStallSem) );");
3150 if( state.COREPROF ) {
3151 output.println("#ifdef CP_EVENTID_TASKSTALLMEM");
3152 output.println(" CP_LOGEVENT( CP_EVENTID_TASKSTALLMEM, CP_EVENTTYPE_END );");
3153 output.println("#endif");
3155 output.println(" } ");
3157 output.println(" }");
3166 case FKind.FlatAtomicEnterNode:
3167 generateFlatAtomicEnterNode(fm, lb, (FlatAtomicEnterNode) fn, output);
3170 case FKind.FlatAtomicExitNode:
3171 generateFlatAtomicExitNode(fm, lb, (FlatAtomicExitNode) fn, output);
3174 case FKind.FlatInstanceOfNode:
3175 generateFlatInstanceOfNode(fm, lb, (FlatInstanceOfNode)fn, output);
3178 case FKind.FlatSESEEnterNode:
3179 generateFlatSESEEnterNode(fm, lb, (FlatSESEEnterNode)fn, output);
3182 case FKind.FlatSESEExitNode:
3183 generateFlatSESEExitNode(fm, lb, (FlatSESEExitNode)fn, output);
3186 case FKind.FlatWriteDynamicVarNode:
3187 generateFlatWriteDynamicVarNode(fm, lb, (FlatWriteDynamicVarNode)fn, output);
3190 case FKind.FlatGlobalConvNode:
3191 generateFlatGlobalConvNode(fm, lb, (FlatGlobalConvNode) fn, output);
3194 case FKind.FlatTagDeclaration:
3195 generateFlatTagDeclaration(fm, lb, (FlatTagDeclaration) fn,output);
3198 case FKind.FlatCall:
3199 generateFlatCall(fm, lb, (FlatCall) fn,output);
3202 case FKind.FlatFieldNode:
3203 generateFlatFieldNode(fm, lb, (FlatFieldNode) fn,output);
3206 case FKind.FlatElementNode:
3207 generateFlatElementNode(fm, lb, (FlatElementNode) fn,output);
3210 case FKind.FlatSetElementNode:
3211 generateFlatSetElementNode(fm, lb, (FlatSetElementNode) fn,output);
3214 case FKind.FlatSetFieldNode:
3215 generateFlatSetFieldNode(fm, lb, (FlatSetFieldNode) fn,output);
3219 generateFlatNew(fm, lb, (FlatNew) fn,output);
3222 case FKind.FlatOpNode:
3223 generateFlatOpNode(fm, lb, (FlatOpNode) fn,output);
3226 case FKind.FlatCastNode:
3227 generateFlatCastNode(fm, lb, (FlatCastNode) fn,output);
3230 case FKind.FlatLiteralNode:
3231 generateFlatLiteralNode(fm, lb, (FlatLiteralNode) fn,output);
3234 case FKind.FlatReturnNode:
3235 generateFlatReturnNode(fm, lb, (FlatReturnNode) fn,output);
3239 output.println("/* nop */");
3242 case FKind.FlatGenReachNode:
3243 // this node is just for generating a reach graph
3244 // in disjointness analysis at a particular program point
3247 case FKind.FlatExit:
3248 output.println("/* exit */");
3251 case FKind.FlatBackEdge:
3252 if (state.SINGLETM&&state.SANDBOX&&(locality.getAtomic(lb).get(fn).intValue()>0)) {
3253 output.println("if (unlikely((--transaction_check_counter)<=0)) checkObjects();");
3255 if(state.DSM&&state.SANDBOX&&(locality.getAtomic(lb).get(fn).intValue()>0)) {
3256 output.println("if (unlikely((--transaction_check_counter)<=0)) checkObjects();");
3258 if (((state.MLP|| state.OOOJAVA||state.THREAD||state.DSM||state.SINGLETM)&&GENERATEPRECISEGC)
3259 || (this.state.MULTICOREGC)) {
3260 if(state.DSM&&locality.getAtomic(lb).get(fn).intValue()>0) {
3261 output.println("if (needtocollect) checkcollect2("+localsprefixaddr+");");
3262 } else if(this.state.MULTICOREGC) {
3263 output.println("if (gcflag) gc("+localsprefixaddr+");");
3265 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
3268 output.println("/* nop */");
3271 case FKind.FlatCheckNode:
3272 generateFlatCheckNode(fm, lb, (FlatCheckNode) fn, output);
3275 case FKind.FlatFlagActionNode:
3276 generateFlatFlagActionNode(fm, lb, (FlatFlagActionNode) fn, output);
3279 case FKind.FlatPrefetchNode:
3280 generateFlatPrefetchNode(fm,lb, (FlatPrefetchNode) fn, output);
3283 case FKind.FlatOffsetNode:
3284 generateFlatOffsetNode(fm, lb, (FlatOffsetNode)fn, output);
3291 // insert post-node actions from the code-plan
3294 CodePlan cp = mlpa.getCodePlan( fn );
3302 public void generateFlatOffsetNode(FlatMethod fm, LocalityBinding lb, FlatOffsetNode fofn, PrintWriter output) {
3303 output.println("/* FlatOffsetNode */");
3304 FieldDescriptor fd=fofn.getField();
3305 output.println(generateTemp(fm, fofn.getDst(),lb)+ " = (short)(int) (&((struct "+fofn.getClassType().getSafeSymbol() +" *)0)->"+ fd.getSafeSymbol()+");");
3306 output.println("/* offset */");
3309 public void generateFlatPrefetchNode(FlatMethod fm, LocalityBinding lb, FlatPrefetchNode fpn, PrintWriter output) {
3310 if (state.PREFETCH) {
3311 Vector oids = new Vector();
3312 Vector fieldoffset = new Vector();
3313 Vector endoffset = new Vector();
3314 int tuplecount = 0; //Keeps track of number of prefetch tuples that need to be generated
3315 for(Iterator it = fpn.hspp.iterator(); it.hasNext();) {
3316 PrefetchPair pp = (PrefetchPair) it.next();
3317 Integer statusbase = locality.getNodePreTempInfo(lb,fpn).get(pp.base);
3318 /* Find prefetches that can generate oid */
3319 if(statusbase == LocalityAnalysis.GLOBAL) {
3320 generateTransCode(fm, lb, pp, oids, fieldoffset, endoffset, tuplecount, locality.getAtomic(lb).get(fpn).intValue()>0, false);
3322 } else if (statusbase == LocalityAnalysis.LOCAL) {
3323 generateTransCode(fm,lb,pp,oids,fieldoffset,endoffset,tuplecount,false,true);
3330 System.out.println("Adding prefetch "+fpn+ " to method:" +fm);
3331 output.println("{");
3332 output.println("/* prefetch */");
3333 output.println("/* prefetchid_" + fpn.siteid + " */");
3334 output.println("void * prefptr;");
3335 output.println("int tmpindex;");
3337 output.println("if((evalPrefetch["+fpn.siteid+"].operMode) || (evalPrefetch["+fpn.siteid+"].retrycount <= 0)) {");
3338 /*Create C code for oid array */
3339 output.print(" unsigned int oidarray_[] = {");
3340 boolean needcomma=false;
3341 for (Iterator it = oids.iterator(); it.hasNext();) {
3344 output.print(it.next());
3347 output.println("};");
3349 /*Create C code for endoffset values */
3350 output.print(" unsigned short endoffsetarry_[] = {");
3352 for (Iterator it = endoffset.iterator(); it.hasNext();) {
3355 output.print(it.next());
3358 output.println("};");
3360 /*Create C code for Field Offset Values */
3361 output.print(" short fieldarry_[] = {");
3363 for (Iterator it = fieldoffset.iterator(); it.hasNext();) {
3366 output.print(it.next());
3369 output.println("};");
3370 /* make the prefetch call to Runtime */
3371 output.println(" if(!evalPrefetch["+fpn.siteid+"].operMode) {");
3372 output.println(" evalPrefetch["+fpn.siteid+"].retrycount = RETRYINTERVAL;");
3373 output.println(" }");
3374 output.println(" prefetch("+fpn.siteid+" ,"+tuplecount+", oidarray_, endoffsetarry_, fieldarry_);");
3375 output.println(" } else {");
3376 output.println(" evalPrefetch["+fpn.siteid+"].retrycount--;");
3377 output.println(" }");
3378 output.println("}");
3382 public void generateTransCode(FlatMethod fm, LocalityBinding lb,PrefetchPair pp, Vector oids, Vector fieldoffset, Vector endoffset, int tuplecount, boolean inside, boolean localbase) {
3383 short offsetcount = 0;
3387 } else if (localbase) {
3388 for(; breakindex<pp.desc.size(); breakindex++) {
3389 Descriptor desc=pp.getDescAt(breakindex);
3390 if (desc instanceof FieldDescriptor) {
3391 FieldDescriptor fd=(FieldDescriptor)desc;
3392 if (fd.isGlobal()) {
3400 if (breakindex>pp.desc.size()) //all local
3403 TypeDescriptor lasttype=pp.base.getType();
3404 String basestr=generateTemp(fm, pp.base, lb);
3406 boolean maybenull=fm.getMethod().isStatic()||
3407 !pp.base.equals(fm.getParameter(0));
3409 for(int i=0; i<breakindex; i++) {
3410 String indexcheck="";
3412 Descriptor desc=pp.getDescAt(i);
3413 if (desc instanceof FieldDescriptor) {
3414 FieldDescriptor fd=(FieldDescriptor)desc;
3416 if (!teststr.equals(""))
3418 teststr+="((prefptr="+basestr+")!=NULL)";
3419 basestr="((struct "+lasttype.getSafeSymbol()+" *)prefptr)->"+fd.getSafeSymbol();
3421 basestr=basestr+"->"+fd.getSafeSymbol();
3424 lasttype=fd.getType();
3426 IndexDescriptor id=(IndexDescriptor)desc;
3427 indexcheck="((tmpindex=";
3428 for(int j=0; j<id.tddesc.size(); j++) {
3429 indexcheck+=generateTemp(fm, id.getTempDescAt(j), lb)+"+";
3431 indexcheck+=id.offset+")>=0)&(tmpindex<((struct ArrayObject *)prefptr)->___length___)";
3433 if (!teststr.equals(""))
3435 teststr+="((prefptr="+basestr+")!= NULL) &&"+indexcheck;
3436 basestr="((void **)(((char *) &(((struct ArrayObject *)prefptr)->___length___))+sizeof(int)))[tmpindex]";
3438 lasttype=lasttype.dereference();
3443 if (teststr.equals("")) {
3444 oid="((unsigned int)"+basestr+")";
3446 oid="((unsigned int)(("+teststr+")?"+basestr+":NULL))";
3450 for(int i = breakindex; i < pp.desc.size(); i++) {
3451 String newfieldoffset;
3452 Object desc = pp.getDescAt(i);
3453 if(desc instanceof FieldDescriptor) {
3454 FieldDescriptor fd=(FieldDescriptor)desc;
3455 newfieldoffset = new String("(unsigned int)(&(((struct "+ lasttype.getSafeSymbol()+" *)0)->"+ fd.getSafeSymbol()+ "))");
3456 lasttype=fd.getType();
3458 newfieldoffset = "";
3459 IndexDescriptor id=(IndexDescriptor)desc;
3460 for(int j = 0; j < id.tddesc.size(); j++) {
3461 newfieldoffset += generateTemp(fm, id.getTempDescAt(j), lb) + "+";
3463 newfieldoffset += id.offset.toString();
3464 lasttype=lasttype.dereference();
3466 fieldoffset.add(newfieldoffset);
3469 int base=(tuplecount>0) ? ((Short)endoffset.get(tuplecount-1)).intValue() : 0;
3470 base+=pp.desc.size()-breakindex;
3471 endoffset.add(new Short((short)base));
3476 public void generateFlatGlobalConvNode(FlatMethod fm, LocalityBinding lb, FlatGlobalConvNode fgcn, PrintWriter output) {
3477 if (lb!=fgcn.getLocality())
3479 /* Have to generate flat globalconv */
3480 if (fgcn.getMakePtr()) {
3482 //DEBUG: output.println("TRANSREAD("+generateTemp(fm, fgcn.getSrc(),lb)+", (unsigned int) "+generateTemp(fm, fgcn.getSrc(),lb)+",\" "+fm+":"+fgcn+"\");");
3483 output.println("TRANSREAD("+generateTemp(fm, fgcn.getSrc(),lb)+", (unsigned int) "+generateTemp(fm, fgcn.getSrc(),lb)+");");
3485 if ((dc==null)||!state.READSET&&dc.getNeedTrans(lb, fgcn)||state.READSET&&dc.getNeedWriteTrans(lb, fgcn)) {
3486 //need to do translation
3487 output.println("TRANSREAD("+generateTemp(fm, fgcn.getSrc(),lb)+", "+generateTemp(fm, fgcn.getSrc(),lb)+", (void *)("+localsprefixaddr+"));");
3488 } else if (state.READSET&&dc.getNeedTrans(lb, fgcn)) {
3489 if (state.HYBRID&&delaycomp.getConv(lb).contains(fgcn)) {
3490 output.println("TRANSREADRDFISSION("+generateTemp(fm, fgcn.getSrc(),lb)+", "+generateTemp(fm, fgcn.getSrc(),lb)+");");
3492 output.println("TRANSREADRD("+generateTemp(fm, fgcn.getSrc(),lb)+", "+generateTemp(fm, fgcn.getSrc(),lb)+");");
3496 /* Need to convert to OID */
3497 if ((dc==null)||dc.getNeedSrcTrans(lb,fgcn)) {
3498 if (fgcn.doConvert()||(delaycomp!=null&&delaycomp.needsFission(lb, fgcn.getAtomicEnter())&&atomicmethodmap.get(fgcn.getAtomicEnter()).reallivein.contains(fgcn.getSrc()))) {
3499 output.println(generateTemp(fm, fgcn.getSrc(),lb)+"=(void *)COMPOID("+generateTemp(fm, fgcn.getSrc(),lb)+");");
3501 output.println(generateTemp(fm, fgcn.getSrc(),lb)+"=NULL;");
3507 public void generateFlatInstanceOfNode(FlatMethod fm, LocalityBinding lb, FlatInstanceOfNode fion, PrintWriter output) {
3509 if (fion.getType().isArray()) {
3510 type=state.getArrayNumber(fion.getType())+state.numClasses();
3512 type=fion.getType().getClassDesc().getId();
3515 if (fion.getType().getSymbol().equals(TypeUtil.ObjectClass))
3516 output.println(generateTemp(fm, fion.getDst(), lb)+"=1;");
3518 output.println(generateTemp(fm, fion.getDst(), lb)+"=instanceof("+generateTemp(fm,fion.getSrc(),lb)+","+type+");");
3521 int sandboxcounter=0;
3522 public void generateFlatAtomicEnterNode(FlatMethod fm, LocalityBinding lb, FlatAtomicEnterNode faen, PrintWriter output) {
3523 /* Check to see if we need to generate code for this atomic */
3524 if (locality==null) {
3525 if (GENERATEPRECISEGC) {
3526 output.println("if (pthread_mutex_trylock(&atomiclock)!=0) {");
3527 output.println("stopforgc((struct garbagelist *) &___locals___);");
3528 output.println("pthread_mutex_lock(&atomiclock);");
3529 output.println("restartaftergc();");
3530 output.println("}");
3532 output.println("pthread_mutex_lock(&atomiclock);");
3537 if (locality.getAtomic(lb).get(faen.getPrev(0)).intValue()>0)
3541 if (state.SANDBOX) {
3542 outsandbox.println("int atomiccounter"+sandboxcounter+"=LOW_CHECK_FREQUENCY;");
3543 output.println("counter_reset_pointer=&atomiccounter"+sandboxcounter+";");
3546 if (state.DELAYCOMP&&delaycomp.needsFission(lb, faen)) {
3547 AtomicRecord ar=atomicmethodmap.get(faen);
3549 for(Iterator<TempDescriptor> tmpit=ar.livein.iterator();tmpit.hasNext();) {
3550 TempDescriptor tmp=tmpit.next();
3551 output.println("primitives_"+ar.name+"."+tmp.getSafeSymbol()+"="+tmp.getSafeSymbol()+";");
3554 //copy outs that depend on path
3555 for(Iterator<TempDescriptor> tmpit=ar.liveoutvirtualread.iterator();tmpit.hasNext();) {
3556 TempDescriptor tmp=tmpit.next();
3557 if (!ar.livein.contains(tmp))
3558 output.println("primitives_"+ar.name+"."+tmp.getSafeSymbol()+"="+tmp.getSafeSymbol()+";");
3562 /* Backup the temps. */
3563 for(Iterator<TempDescriptor> tmpit=locality.getTemps(lb).get(faen).iterator(); tmpit.hasNext();) {
3564 TempDescriptor tmp=tmpit.next();
3565 output.println(generateTemp(fm, backuptable.get(lb).get(tmp),lb)+"="+generateTemp(fm,tmp,lb)+";");
3568 output.println("goto transstart"+faen.getIdentifier()+";");
3570 /******* Print code to retry aborted transaction *******/
3571 output.println("transretry"+faen.getIdentifier()+":");
3574 for(Iterator<TempDescriptor> tmpit=locality.getTemps(lb).get(faen).iterator(); tmpit.hasNext();) {
3575 TempDescriptor tmp=tmpit.next();
3576 output.println(generateTemp(fm, tmp,lb)+"="+generateTemp(fm,backuptable.get(lb).get(tmp),lb)+";");
3580 /********* Need to revert local object store ********/
3581 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
3583 output.println("while ("+revertptr+") {");
3584 output.println("struct ___Object___ * tmpptr;");
3585 output.println("tmpptr="+revertptr+"->"+nextobjstr+";");
3586 output.println("REVERT_OBJ("+revertptr+");");
3587 output.println(revertptr+"=tmpptr;");
3588 output.println("}");
3590 /******* Tell the runtime to start the transaction *******/
3592 output.println("transstart"+faen.getIdentifier()+":");
3593 if (state.SANDBOX) {
3594 output.println("transaction_check_counter=*counter_reset_pointer;");
3597 output.println("transStart();");
3599 if (state.ABORTREADERS||state.SANDBOX) {
3601 output.println("abortenabled=1;");
3602 output.println("if (_setjmp(aborttrans)) {");
3603 output.println(" goto transretry"+faen.getIdentifier()+"; }");
3607 public void generateFlatAtomicExitNode(FlatMethod fm, LocalityBinding lb, FlatAtomicExitNode faen, PrintWriter output) {
3608 /* Check to see if we need to generate code for this atomic */
3609 if (locality==null) {
3610 output.println("pthread_mutex_unlock(&atomiclock);");
3613 if (locality.getAtomic(lb).get(faen).intValue()>0)
3615 //store the revert list before we lose the transaction object
3618 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
3619 output.println(revertptr+"=revertlist;");
3620 output.println("if (transCommit()) {");
3621 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
3622 output.println("goto transretry"+faen.getAtomicEnter().getIdentifier()+";");
3623 output.println("} else {");
3624 /* Need to commit local object store */
3625 output.println("while ("+revertptr+") {");
3626 output.println("struct ___Object___ * tmpptr;");
3627 output.println("tmpptr="+revertptr+"->"+nextobjstr+";");
3628 output.println("COMMIT_OBJ("+revertptr+");");
3629 output.println(revertptr+"=tmpptr;");
3630 output.println("}");
3631 output.println("}");
3635 if (!state.DELAYCOMP) {
3637 output.println("if (transCommit()) {");
3638 /* Transaction aborts if it returns true */
3639 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
3640 output.println("goto transretry"+faen.getAtomicEnter().getIdentifier()+";");
3641 output.println("}");
3643 if (delaycomp.optimizeTrans(lb, faen.getAtomicEnter())&&(!state.STMARRAY||state.DUALVIEW)) {
3644 AtomicRecord ar=atomicmethodmap.get(faen.getAtomicEnter());
3645 output.println("LIGHTWEIGHTCOMMIT("+ar.name+", &primitives_"+ar.name+", &"+localsprefix+", "+paramsprefix+", transretry"+faen.getAtomicEnter().getIdentifier()+");");
3647 for(Iterator<TempDescriptor> tmpit=ar.liveout.iterator();tmpit.hasNext();) {
3648 TempDescriptor tmp=tmpit.next();
3649 output.println(tmp.getSafeSymbol()+"=primitives_"+ar.name+"."+tmp.getSafeSymbol()+";");
3651 } else if (delaycomp.needsFission(lb, faen.getAtomicEnter())) {
3652 AtomicRecord ar=atomicmethodmap.get(faen.getAtomicEnter());
3654 output.println("if (transCommit((void (*)(void *, void *, void *))&"+ar.name+", &primitives_"+ar.name+", &"+localsprefix+", "+paramsprefix+")) {");
3655 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
3656 output.println("goto transretry"+faen.getAtomicEnter().getIdentifier()+";");
3657 output.println("}");
3659 output.println("else {");
3660 for(Iterator<TempDescriptor> tmpit=ar.liveout.iterator();tmpit.hasNext();) {
3661 TempDescriptor tmp=tmpit.next();
3662 output.println(tmp.getSafeSymbol()+"=primitives_"+ar.name+"."+tmp.getSafeSymbol()+";");
3664 output.println("}");
3666 output.println("if (transCommit(NULL, NULL, NULL, NULL)) {");
3667 output.println("if (unlikely(needtocollect)) checkcollect("+localsprefixaddr+");");
3668 output.println("goto transretry"+faen.getAtomicEnter().getIdentifier()+";");
3669 output.println("}");
3674 public void generateFlatSESEEnterNode( FlatMethod fm,
3676 FlatSESEEnterNode fsen,
3679 // if MLP flag is off, okay that SESE nodes are in IR graph,
3680 // just skip over them and code generates exactly the same
3681 if( !(state.MLP || state.OOOJAVA) ) {
3684 // there may be an SESE in an unreachable method, skip over
3685 if( (state.MLP && !mlpa.getAllSESEs().contains( fsen )) ||
3686 (state.OOOJAVA && !oooa.getAllSESEs().contains(fsen))
3691 // also, if we have encountered a placeholder, just skip it
3692 if( fsen.getIsCallerSESEplaceholder() ) {
3696 output.println(" {");
3698 if( state.COREPROF ) {
3699 output.println("#ifdef CP_EVENTID_TASKDISPATCH");
3700 output.println(" CP_LOGEVENT( CP_EVENTID_TASKDISPATCH, CP_EVENTTYPE_BEGIN );");
3701 output.println("#endif");
3704 // before doing anything, lock your own record and increment the running children
3705 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
3706 (state.OOOJAVA && fsen != oooa.getMainSESE())
3708 output.println(" atomic_inc(&(runningSESE->numRunningChildren));");
3711 // allocate the space for this record
3712 output.println( "#ifndef OOO_DISABLE_TASKMEMPOOL" );
3713 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
3714 (state.OOOJAVA && fsen != oooa.getMainSESE())
3717 fsen.getSESErecordName()+"* seseToIssue = ("+
3718 fsen.getSESErecordName()+"*) poolalloc( runningSESE->taskRecordMemPool );");
3721 fsen.getSESErecordName()+"* seseToIssue = ("+
3722 fsen.getSESErecordName()+"*) mlpAllocSESErecord( sizeof( "+
3723 fsen.getSESErecordName()+" ) );");
3725 output.println( "#else // OOO_DISABLE_TASKMEMPOOL" );
3727 fsen.getSESErecordName()+"* seseToIssue = ("+
3728 fsen.getSESErecordName()+"*) mlpAllocSESErecord( sizeof( "+
3729 fsen.getSESErecordName()+" ) );");
3730 output.println( "#endif // OOO_DISABLE_TASKMEMPOOL" );
3733 // set up the SESE in-set and out-set objects, which look
3734 // like a garbage list
3735 output.println(" struct garbagelist * gl= (struct garbagelist *)&(((SESEcommon*)(seseToIssue))[1]);");
3736 output.println(" gl->size="+calculateSizeOfSESEParamList(fsen)+";");
3737 output.println(" gl->next = NULL;");
3739 // there are pointers to SESE records the newly-issued SESE
3740 // will use to get values it depends on them for--how many
3741 // are there, and what is the offset from the total SESE
3742 // record to the first dependent record pointer?
3743 output.println(" seseToIssue->common.numDependentSESErecords="+
3744 fsen.getNumDepRecs()+";");
3746 // we only need this (and it will only compile) when the number of dependent
3747 // SESE records is non-zero
3748 if( fsen.getFirstDepRecField() != null ) {
3749 output.println(" seseToIssue->common.offsetToDepSESErecords=(INTPTR)sizeof("+
3750 fsen.getSESErecordName()+") - (INTPTR)&((("+
3751 fsen.getSESErecordName()+"*)0)->"+fsen.getFirstDepRecField()+");"
3756 output.println(" seseToIssumer->common.offsetToParamRecords=(INTPTR)sizeof("+fsen.getSESErecordName()+") - (INTPTR) & ((("+fsen.getSESErecordName()+"*)0)->rcrRecords);");
3759 // fill in common data
3760 output.println(" int localCount=0;");
3761 output.println(" seseToIssue->common.classID = "+fsen.getIdentifier()+";");
3762 output.println(" psem_init( &(seseToIssue->common.stallSem) );");
3763 output.println(" seseToIssue->common.forwardList = createQueue();");
3764 output.println(" seseToIssue->common.unresolvedDependencies = 10000;");
3765 output.println(" pthread_cond_init( &(seseToIssue->common.doneCond), NULL );");
3766 output.println(" seseToIssue->common.doneExecuting = FALSE;");
3767 output.println(" pthread_cond_init( &(seseToIssue->common.runningChildrenCond), NULL );");
3768 output.println(" seseToIssue->common.numRunningChildren = 0;");
3769 output.println(" seseToIssue->common.parent = runningSESE;");
3770 // start with refCount = 2, one being the count that the child itself
3771 // will decrement when it retires, to say it is done using its own
3772 // record, and the other count is for the parent that will remember
3773 // the static name of this new child below
3774 output.println(" seseToIssue->common.refCount = 2;");
3776 // all READY in-vars should be copied now and be done with it
3777 Iterator<TempDescriptor> tempItr = fsen.getReadyInVarSet().iterator();
3778 while( tempItr.hasNext() ) {
3779 TempDescriptor temp = tempItr.next();
3781 // when we are issuing the main SESE or an SESE with placeholder
3782 // caller SESE as parent, generate temp child child's eclosing method,
3783 // otherwise use the parent's enclosing method as the context
3784 boolean useParentContext = false;
3786 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
3787 (state.OOOJAVA && fsen != oooa.getMainSESE())
3789 assert fsen.getParent() != null;
3790 if( !fsen.getParent().getIsCallerSESEplaceholder() ) {
3791 useParentContext = true;
3795 if( useParentContext ) {
3796 output.println(" seseToIssue->"+temp+" = "+
3797 generateTemp( fsen.getParent().getfmBogus(), temp, null )+";");
3799 output.println(" seseToIssue->"+temp+" = "+
3800 generateTemp( fsen.getfmEnclosing(), temp, null )+";");
3804 // before potentially adding this SESE to other forwarding lists,
3806 output.println(" pthread_mutex_init( &(seseToIssue->common.lock), NULL );");
3808 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
3809 (state.OOOJAVA && fsen != oooa.getMainSESE())
3811 // count up outstanding dependencies, static first, then dynamic
3812 Iterator<SESEandAgePair> staticSrcsItr = fsen.getStaticInVarSrcs().iterator();
3813 while( staticSrcsItr.hasNext() ) {
3814 SESEandAgePair srcPair = staticSrcsItr.next();
3815 output.println(" {");
3816 output.println(" SESEcommon* src = (SESEcommon*)"+srcPair+";");
3817 output.println(" pthread_mutex_lock( &(src->lock) );");
3819 output.println(" if( !src->doneExecuting ) {");
3820 output.println(" addNewItem( src->forwardList, seseToIssue );");
3821 output.println(" ++(localCount);");
3822 output.println(" }");
3823 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
3824 output.println(" ADD_REFERENCE_TO( src );");
3825 output.println("#endif" );
3826 output.println(" pthread_mutex_unlock( &(src->lock) );");
3827 output.println(" }");
3829 // whether or not it is an outstanding dependency, make sure
3830 // to pass the static name to the child's record
3831 output.println(" seseToIssue->"+srcPair+" = "+
3832 "("+srcPair.getSESE().getSESErecordName()+"*)"+
3836 // dynamic sources might already be accounted for in the static list,
3837 // so only add them to forwarding lists if they're not already there
3838 Iterator<TempDescriptor> dynVarsItr = fsen.getDynamicInVarSet().iterator();
3839 while( dynVarsItr.hasNext() ) {
3840 TempDescriptor dynInVar = dynVarsItr.next();
3841 output.println(" {");
3842 output.println(" SESEcommon* src = (SESEcommon*)"+dynInVar+"_srcSESE;");
3844 // the dynamic source is NULL if it comes from your own space--you can't pass
3845 // the address off to the new child, because you're not done executing and
3846 // might change the variable, so copy it right now
3847 output.println(" if( src != NULL ) {");
3848 output.println(" pthread_mutex_lock( &(src->lock) );");
3852 output.println(" if( isEmpty( src->forwardList ) ||");
3853 output.println(" seseToIssue != peekItem( src->forwardList ) ) {");
3854 output.println(" if( !src->doneExecuting ) {");
3855 output.println(" addNewItem( src->forwardList, seseToIssue );");
3856 output.println(" ++(localCount);");
3857 output.println(" }");
3858 output.println(" }");
3859 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
3860 output.println(" ADD_REFERENCE_TO( src );");
3861 output.println("#endif" );
3862 output.println(" pthread_mutex_unlock( &(src->lock) );");
3863 output.println(" seseToIssue->"+dynInVar+"_srcOffset = "+dynInVar+"_srcOffset;");
3864 output.println(" } else {");
3866 boolean useParentContext = false;
3867 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
3868 (state.OOOJAVA && fsen != oooa.getMainSESE())
3870 assert fsen.getParent() != null;
3871 if( !fsen.getParent().getIsCallerSESEplaceholder() ) {
3872 useParentContext = true;
3875 if( useParentContext ) {
3876 output.println(" seseToIssue->"+dynInVar+" = "+
3877 generateTemp( fsen.getParent().getfmBogus(), dynInVar, null )+";");
3879 output.println(" seseToIssue->"+dynInVar+" = "+
3880 generateTemp( fsen.getfmEnclosing(), dynInVar, null )+";");
3883 output.println(" }");
3884 output.println(" }");
3886 // even if the value is already copied, make sure your NULL source
3887 // gets passed so child knows it already has the dynamic value
3888 output.println(" seseToIssue->"+dynInVar+"_srcSESE = "+dynInVar+"_srcSESE;");
3892 // maintain pointers for finding dynamic SESE
3893 // instances from static names
3894 SESEandAgePair pairNewest = new SESEandAgePair( fsen, 0 );
3895 SESEandAgePair pairOldest = new SESEandAgePair( fsen, fsen.getOldestAgeToTrack() );
3896 if( fsen.getParent() != null &&
3897 fsen.getParent().getNeededStaticNames().contains( pairNewest )
3900 for( int i = fsen.getOldestAgeToTrack(); i > 0; --i ) {
3901 SESEandAgePair pair1 = new SESEandAgePair( fsen, i );
3902 SESEandAgePair pair2 = new SESEandAgePair( fsen, i-1 );
3903 output.println(" "+pair1+" = "+pair2+";");
3905 output.println(" "+pairNewest+" = &(seseToIssue->common);");
3907 // no need to add a reference to whatever is the newest record, because
3908 // we initialized seseToIssue->refCount to *2*
3909 // but release a reference to whatever was the oldest BEFORE the shift
3910 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
3911 output.println(" if( "+pairOldest+" != NULL ) {");
3912 output.println(" RELEASE_REFERENCE_TO( "+pairOldest+" );");
3913 output.println(" }");
3914 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
3924 //clear out the parameter records
3930 // count up memory conflict dependencies,
3933 FlatSESEEnterNode parent = fsen.getParent();
3934 Analysis.OoOJava.ConflictGraph graph = oooa.getConflictGraph(parent);
3935 if (graph != null && graph.hasConflictEdge()) {
3936 Set<Analysis.OoOJava.SESELock> seseLockSet = oooa.getLockMappings(graph);
3938 output.println(" //add memory queue element");
3939 Analysis.OoOJava.SESEWaitingQueue seseWaitingQueue=
3940 graph.getWaitingElementSetBySESEID(fsen.getIdentifier(), seseLockSet);
3941 if(seseWaitingQueue.getWaitingElementSize()>0) {
3942 output.println(" {");
3943 output.println(" REntry* rentry=NULL;");
3944 output.println(" INTPTR* pointer=NULL;");
3945 output.println(" seseToIssue->common.rentryIdx=0;");
3947 Set<Integer> queueIDSet=seseWaitingQueue.getQueueIDSet();
3948 for (Iterator iterator = queueIDSet.iterator(); iterator.hasNext();) {
3949 Integer key = (Integer) iterator.next();
3950 int queueID=key.intValue();
3951 Set<Analysis.OoOJava.WaitingElement> waitingQueueSet =
3952 seseWaitingQueue.getWaitingElementSet(queueID);
3953 int enqueueType=seseWaitingQueue.getType(queueID);
3954 if(enqueueType==SESEWaitingQueue.EXCEPTION) {
3955 output.println(" INITIALIZEBUF(runningSESE->memoryQueueArray[" + queueID+ "]);");
3957 for (Iterator iterator2 = waitingQueueSet.iterator(); iterator2.hasNext();) {
3958 Analysis.OoOJava.WaitingElement waitingElement
3959 = (Analysis.OoOJava.WaitingElement) iterator2.next();
3960 if (waitingElement.getStatus() >= ConflictNode.COARSE) {
3961 output.println(" rentry=mlpCreateREntry("
3962 + waitingElement.getStatus()
3963 + ", &(seseToIssue->common));");
3965 TempDescriptor td = waitingElement.getTempDesc();
3966 // decide whether waiting element is dynamic or static
3967 if (fsen.getDynamicInVarSet().contains(td)) {
3968 // dynamic in-var case
3969 output.println(" pointer=seseToIssue->"
3970 + waitingElement.getDynID()
3971 + "_srcSESE+seseToIssue->"
3972 + waitingElement.getDynID()
3974 output.println(" rentry=mlpCreateFineREntry("
3975 + waitingElement.getStatus()
3976 + ", &(seseToIssue->common), pointer );");
3977 } else if (fsen.getStaticInVarSet().contains(td)) {
3978 // static in-var case
3979 VariableSourceToken vst = fsen.getStaticInVarSrc(td);
3982 String srcId = "SESE_" + vst.getSESE().getPrettyIdentifier()
3983 + vst.getSESE().getIdentifier()
3984 + "_" + vst.getAge();
3985 output.println(" pointer=(void*)&seseToIssue->"
3991 output.println(" rentry=mlpCreateFineREntry("
3992 + waitingElement.getStatus()
3993 + ", &(seseToIssue->common), pointer );");
3996 output.println(" rentry=mlpCreateFineREntry("
3997 + waitingElement.getStatus()
3998 + ", &(seseToIssue->common), (void*)&seseToIssue->"
3999 + waitingElement.getDynID()
4003 output.println(" rentry->queue=runningSESE->memoryQueueArray["
4004 + waitingElement.getQueueID()
4007 if(enqueueType==SESEWaitingQueue.NORMAL){
4008 output.println(" seseToIssue->common.rentryArray[seseToIssue->common.rentryIdx++]=rentry;");
4009 output.println(" if(ADDRENTRY(runningSESE->memoryQueueArray["
4010 + waitingElement.getQueueID()
4011 + "],rentry)==NOTREADY) {");
4012 output.println(" localCount++;");
4013 output.println(" }");
4015 // Trying to execute the dynamic coarse grain conflict strategy...
4016 if(state.RCR && rcr != null) {
4017 boolean useParentContext = false;
4019 if( (state.MLP &&fsen != mlpa.getMainSESE()) ||
4020 (state.OOOJAVA &&fsen != oooa.getMainSESE())) {
4021 assert fsen.getParent() != null;
4022 if( !fsen.getParent().getIsCallerSESEplaceholder() ) {
4023 useParentContext = true;
4027 for (TempDescriptor invar : fsen.getInVarsForDynamicCoarseConflictResolution()) {
4029 if( useParentContext ) {
4030 varString = generateTemp( fsen.getParent().getfmBogus(), invar, null );
4032 varString = generateTemp( fsen.getfmEnclosing(), invar, null );
4034 output.println(" "+rcr.getTraverserInvocation(invar, varString, fsen));
4038 output.println(" ADDRENTRYTOBUF(runningSESE->memoryQueueArray[" + waitingElement.getQueueID() + "],rentry);");
4041 if(enqueueType!=SESEWaitingQueue.NORMAL){
4042 output.println(" localCount+=RESOLVEBUF(runningSESE->memoryQueueArray["
4043 + queueID+ "],&seseToIssue->common);");
4046 output.println(" }");
4051 ConflictGraph graph = null;
4052 FlatSESEEnterNode parent = fsen.getParent();
4053 if (parent != null) {
4054 if (parent.isCallerSESEplaceholder) {
4055 graph = mlpa.getConflictGraphResults().get(parent.getfmEnclosing());
4057 graph = mlpa.getConflictGraphResults().get(parent);
4060 if (graph != null && graph.hasConflictEdge()) {
4061 HashSet<SESELock> seseLockSet = mlpa.getConflictGraphLockMap()
4064 output.println(" //add memory queue element");
4065 SESEWaitingQueue seseWaitingQueue=graph.getWaitingElementSetBySESEID(fsen.getIdentifier(),
4067 if(seseWaitingQueue.getWaitingElementSize()>0){
4068 output.println(" {");
4069 output.println(" REntry* rentry=NULL;");
4070 output.println(" INTPTR* pointer=NULL;");
4071 output.println(" seseToIssue->common.rentryIdx=0;");
4073 Set<Integer> queueIDSet=seseWaitingQueue.getQueueIDSet();
4074 for (Iterator iterator = queueIDSet.iterator(); iterator
4076 Integer key = (Integer) iterator.next();
4077 int queueID=key.intValue();
4078 Set<WaitingElement> waitingQueueSet = seseWaitingQueue.getWaitingElementSet(queueID);
4079 int enqueueType=seseWaitingQueue.getType(queueID);
4080 if(enqueueType==SESEWaitingQueue.EXCEPTION){
4081 output.println(" INITIALIZEBUF(runningSESE->memoryQueueArray["
4084 for (Iterator iterator2 = waitingQueueSet.iterator(); iterator2
4086 WaitingElement waitingElement = (WaitingElement) iterator2
4088 if (waitingElement.getStatus() >= ConflictNode.COARSE) {
4089 output.println(" rentry=mlpCreateREntry("
4090 + waitingElement.getStatus()
4091 + ", &(seseToIssue->common));");
4093 TempDescriptor td = waitingElement
4095 // decide whether waiting element is dynamic or
4097 if (fsen.getDynamicInVarSet().contains(td)) {
4098 // dynamic in-var case
4099 output.println(" pointer=seseToIssue->"
4100 + waitingElement.getDynID()
4101 + "_srcSESE+seseToIssue->"
4102 + waitingElement.getDynID()
4105 .println(" rentry=mlpCreateFineREntry("
4108 + ", &(seseToIssue->common), pointer );");
4109 } else if (fsen.getStaticInVarSet()
4111 // static in-var case
4112 VariableSourceToken vst = fsen
4113 .getStaticInVarSrc(td);
4116 String srcId = "SESE_"
4118 .getPrettyIdentifier()
4119 + vst.getSESE().getIdentifier()
4120 + "_" + vst.getAge();
4122 .println(" pointer=(void*)&seseToIssue->"
4129 .println(" rentry=mlpCreateFineREntry("
4132 + ", &(seseToIssue->common), pointer );");
4137 .println(" rentry=mlpCreateFineREntry("
4140 + ", &(seseToIssue->common), (void*)&seseToIssue->"
4141 + waitingElement.getDynID()
4146 .println(" rentry->queue=runningSESE->memoryQueueArray["
4147 + waitingElement.getQueueID()
4150 if(enqueueType==SESEWaitingQueue.NORMAL){
4152 .println(" seseToIssue->common.rentryArray[seseToIssue->common.rentryIdx++]=rentry;");
4154 .println(" if(ADDRENTRY(runningSESE->memoryQueueArray["
4155 + waitingElement.getQueueID()
4156 + "],rentry)==NOTREADY){");
4157 output.println(" ++(localCount);");
4158 output.println(" } ");
4161 .println(" ADDRENTRYTOBUF(runningSESE->memoryQueueArray["
4162 + waitingElement.getQueueID()
4166 if(enqueueType!=SESEWaitingQueue.NORMAL){
4167 output.println(" localCount+=RESOLVEBUF(runningSESE->memoryQueueArray["
4168 + queueID+ "],&seseToIssue->common);");
4171 output.println(" }");
4178 // Enqueue Task Record
4180 output.println(" enqueueTR((void *)seseToIssue);");
4183 // if there were no outstanding dependencies, issue here
4184 output.println(" if( atomic_sub_and_test(10000-localCount,&(seseToIssue->common.unresolvedDependencies) ) ) {");
4185 output.println(" workScheduleSubmit( (void*)seseToIssue );");
4186 output.println(" }");
4188 if( state.COREPROF ) {
4189 output.println("#ifdef CP_EVENTID_TASKDISPATCH");
4190 output.println(" CP_LOGEVENT( CP_EVENTID_TASKDISPATCH, CP_EVENTTYPE_END );");
4191 output.println("#endif");
4194 output.println(" }");
4198 public void generateFlatSESEExitNode( FlatMethod fm,
4200 FlatSESEExitNode fsexn,
4204 // if MLP flag is off, okay that SESE nodes are in IR graph,
4205 // just skip over them and code generates exactly the same
4206 if( ! (state.MLP || state.OOOJAVA) ) {
4210 // get the enter node for this exit that has meta data embedded
4211 FlatSESEEnterNode fsen = fsexn.getFlatEnter();
4213 // there may be an SESE in an unreachable method, skip over
4214 if( (state.MLP && !mlpa.getAllSESEs().contains( fsen )) ||
4215 (state.OOOJAVA && !oooa.getAllSESEs().contains( fsen ))
4220 // also, if we have encountered a placeholder, just jump it
4221 if( fsen.getIsCallerSESEplaceholder() ) {
4225 if( state.COREPROF ) {
4226 output.println("#ifdef CP_EVENTID_TASKEXECUTE");
4227 output.println(" CP_LOGEVENT( CP_EVENTID_TASKEXECUTE, CP_EVENTTYPE_END );");
4228 output.println("#endif");
4231 output.println(" /* SESE exiting */");
4233 if( state.COREPROF ) {
4234 output.println("#ifdef CP_EVENTID_TASKRETIRE");
4235 output.println(" CP_LOGEVENT( CP_EVENTID_TASKRETIRE, CP_EVENTTYPE_BEGIN );");
4236 output.println("#endif");
4239 String com = paramsprefix+"->common";
4241 // this SESE cannot be done until all of its children are done
4242 // so grab your own lock with the condition variable for watching
4243 // that the number of your running children is greater than zero
4244 output.println(" pthread_mutex_lock( &("+com+".lock) );");
4245 output.println(" if ( "+com+".numRunningChildren > 0 ) {");
4246 output.println(" stopforgc((struct garbagelist *)&___locals___);");
4247 output.println(" do {");
4248 output.println(" pthread_cond_wait( &("+com+".runningChildrenCond), &("+com+".lock) );");
4249 output.println(" } while( "+com+".numRunningChildren > 0 );");
4250 output.println(" restartaftergc();");
4251 output.println(" }");
4254 // copy out-set from local temps into the sese record
4255 Iterator<TempDescriptor> itr = fsen.getOutVarSet().iterator();
4256 while( itr.hasNext() ) {
4257 TempDescriptor temp = itr.next();
4259 // only have to do this for primitives non-arrays
4261 temp.getType().isPrimitive() && !temp.getType().isArray()
4267 // have to determine the context enclosing this sese
4268 boolean useParentContext = false;
4270 if( (state.MLP &&fsen != mlpa.getMainSESE()) ||
4271 (state.OOOJAVA &&fsen != oooa.getMainSESE())
4273 assert fsen.getParent() != null;
4274 if( !fsen.getParent().getIsCallerSESEplaceholder() ) {
4275 useParentContext = true;
4280 if( useParentContext ) {
4281 from = generateTemp( fsen.getParent().getfmBogus(), temp, null );
4283 from = generateTemp( fsen.getfmEnclosing(), temp, null );
4286 output.println(" "+paramsprefix+
4287 "->"+temp.getSafeSymbol()+
4291 // mark yourself done, your SESE data is now read-only
4292 output.println(" "+com+".doneExecuting = TRUE;");
4293 output.println(" pthread_cond_signal( &("+com+".doneCond) );");
4294 output.println(" pthread_mutex_unlock( &("+com+".lock) );");
4296 // decrement dependency count for all SESE's on your forwarding list
4299 output.println(" while( !isEmpty( "+com+".forwardList ) ) {");
4300 output.println(" SESEcommon* consumer = (SESEcommon*) getItem( "+com+".forwardList );");
4303 output.println(" if(consumer->rentryIdx>0){");
4304 output.println(" // resolved null pointer");
4305 output.println(" int idx;");
4306 output.println(" for(idx=0;idx<consumer->rentryIdx;idx++){");
4307 output.println(" resolvePointer(consumer->rentryArray[idx]);");
4308 output.println(" }");
4309 output.println(" }");
4312 output.println(" if( atomic_sub_and_test(1, &(consumer->unresolvedDependencies)) ){");
4313 output.println(" workScheduleSubmit( (void*)consumer );");
4314 output.println(" }");
4315 output.println(" }");
4319 // clean up its lock element from waiting queue, and decrement dependency count for next SESE block
4320 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
4321 (state.OOOJAVA && fsen != oooa.getMainSESE())
4325 output.println(" /* check memory dependency*/");
4326 output.println(" {");
4327 output.println(" int idx;");
4328 output.println(" for(idx=0;idx<___params___->common.rentryIdx;idx++){");
4329 output.println(" REntry* re=___params___->common.rentryArray[idx];");
4330 output.println(" RETIRERENTRY(re->queue,re);");
4331 output.println(" }");
4332 output.println(" }");
4336 // if parent is stalling on you, let them know you're done
4337 if( (state.MLP && fsexn.getFlatEnter() != mlpa.getMainSESE()) ||
4338 (state.OOOJAVA && fsexn.getFlatEnter() != oooa.getMainSESE())
4340 output.println(" psem_give( &("+paramsprefix+"->common.stallSem) );");
4343 // last of all, decrement your parent's number of running children
4344 output.println(" if( "+paramsprefix+"->common.parent != NULL ) {");
4345 output.println(" if (atomic_sub_and_test(1, &"+paramsprefix+"->common.parent->numRunningChildren)) {");
4346 output.println(" pthread_mutex_lock( &("+paramsprefix+"->common.parent->lock) );");
4347 output.println(" pthread_cond_signal( &("+paramsprefix+"->common.parent->runningChildrenCond) );");
4348 output.println(" pthread_mutex_unlock( &("+paramsprefix+"->common.parent->lock) );");
4349 output.println(" }");
4350 output.println(" }");
4352 // a task has variables to track static/dynamic instances
4353 // that serve as sources, release the parent's ref of each
4354 // non-null var of these types
4355 output.println(" // releasing static SESEs");
4356 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
4357 Iterator<SESEandAgePair> pItr = fsen.getNeededStaticNames().iterator();
4358 while( pItr.hasNext() ) {
4359 SESEandAgePair pair = pItr.next();
4360 output.println(" if( "+pair+" != NULL ) {");
4361 output.println(" RELEASE_REFERENCE_TO( "+pair+" );");
4362 output.println(" }");
4364 output.println(" // releasing dynamic variable sources");
4365 Iterator<TempDescriptor> dynSrcItr = fsen.getDynamicVarSet().iterator();
4366 while( dynSrcItr.hasNext() ) {
4367 TempDescriptor dynSrcVar = dynSrcItr.next();
4368 output.println(" if( "+dynSrcVar+"_srcSESE != NULL ) {");
4369 output.println(" RELEASE_REFERENCE_TO( "+dynSrcVar+"_srcSESE );");
4370 output.println(" }");
4372 // destroy this task's mempool if it is not a leaf task
4373 if( !fsen.getIsLeafSESE() ) {
4374 output.println(" pooldestroy( runningSESE->taskRecordMemPool );");
4376 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
4379 // if this is not the Main sese (which has no parent) then return
4380 // THIS task's record to the PARENT'S task record pool, and only if
4381 // the reference count is now zero
4382 if( (state.MLP && fsen != mlpa.getMainSESE()) ||
4383 (state.OOOJAVA && fsen != oooa.getMainSESE())
4385 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
4386 output.println(" RELEASE_REFERENCE_TO( runningSESE );");
4387 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
4389 // the main task has no parent, just free its record
4390 output.println(" mlpFreeSESErecord( runningSESE );");
4393 // as this thread is wrapping up the task, make sure the thread-local var
4394 // for the currently running task record references an invalid task
4395 output.println(" runningSESE = (SESEcommon*) 0x1;");
4397 if( state.COREPROF ) {
4398 output.println("#ifdef CP_EVENTID_TASKRETIRE");
4399 output.println(" CP_LOGEVENT( CP_EVENTID_TASKRETIRE, CP_EVENTTYPE_END );");
4400 output.println("#endif");
4404 public void generateFlatWriteDynamicVarNode( FlatMethod fm,
4406 FlatWriteDynamicVarNode fwdvn,
4409 if( !(state.MLP || state.OOOJAVA) ) {
4410 // should node should not be in an IR graph if the
4411 // MLP flag is not set
4412 throw new Error("Unexpected presence of FlatWriteDynamicVarNode");
4415 Hashtable<TempDescriptor, VSTWrapper> writeDynamic = fwdvn.getVar2src();
4417 assert writeDynamic != null;
4419 Iterator wdItr = writeDynamic.entrySet().iterator();
4420 while( wdItr.hasNext() ) {
4421 Map.Entry me = (Map.Entry) wdItr.next();
4422 TempDescriptor refVar = (TempDescriptor) me.getKey();
4423 VSTWrapper vstW = (VSTWrapper) me.getValue();
4424 VariableSourceToken vst = vstW.vst;
4426 output.println(" {");
4427 output.println(" SESEcommon* oldSrc = "+refVar+"_srcSESE;");
4430 // if there is no given source, this variable is ready so
4431 // mark src pointer NULL to signify that the var is up-to-date
4432 output.println(" "+refVar+"_srcSESE = NULL;");
4434 // otherwise we track where it will come from
4435 SESEandAgePair instance = new SESEandAgePair( vst.getSESE(), vst.getAge() );
4436 output.println(" "+refVar+"_srcSESE = "+instance+";");
4437 output.println(" "+refVar+"_srcOffset = (INTPTR) &((("+
4438 vst.getSESE().getSESErecordName()+"*)0)->"+vst.getAddrVar()+");");
4441 // no matter what we did above, track reference count of whatever
4442 // this variable pointed to, do release last in case we're just
4443 // copying the same value in because 1->2->1 is safe but ref count
4444 // 1->0->1 has a window where it looks like it should be free'd
4445 output.println("#ifndef OOO_DISABLE_TASKMEMPOOL" );
4446 output.println(" if( "+refVar+"_srcSESE != NULL ) {");
4447 output.println(" ADD_REFERENCE_TO( "+refVar+"_srcSESE );");
4448 output.println(" }");
4449 output.println(" if( oldSrc != NULL ) {");
4450 output.println(" RELEASE_REFERENCE_TO( oldSrc );");
4451 output.println(" }");
4452 output.println("#endif // OOO_DISABLE_TASKMEMPOOL" );
4454 output.println(" }");
4459 private void generateFlatCheckNode(FlatMethod fm, LocalityBinding lb, FlatCheckNode fcn, PrintWriter output) {
4460 if (state.CONSCHECK) {
4461 String specname=fcn.getSpec();
4462 String varname="repairstate___";
4463 output.println("{");
4464 output.println("struct "+specname+"_state * "+varname+"=allocate"+specname+"_state();");
4466 TempDescriptor[] temps=fcn.getTemps();
4467 String[] vars=fcn.getVars();
4468 for(int i=0; i<temps.length; i++) {
4469 output.println(varname+"->"+vars[i]+"=(unsigned int)"+generateTemp(fm, temps[i],lb)+";");
4472 output.println("if (doanalysis"+specname+"("+varname+")) {");
4473 output.println("free"+specname+"_state("+varname+");");
4474 output.println("} else {");
4475 output.println("/* Bad invariant */");
4476 output.println("free"+specname+"_state("+varname+");");
4477 output.println("abort_task();");
4478 output.println("}");
4479 output.println("}");
4483 private void generateFlatCall(FlatMethod fm, LocalityBinding lb, FlatCall fc, PrintWriter output) {
4485 MethodDescriptor md=fc.getMethod();
4486 ParamsObject objectparams=(ParamsObject)paramstable.get(lb!=null ? locality.getBinding(lb, fc) : md);
4487 ClassDescriptor cn=md.getClassDesc();
4488 output.println("{");
4489 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
4491 LocalityBinding fclb=locality.getBinding(lb, fc);
4492 output.print(" struct "+cn.getSafeSymbol()+fclb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params __parameterlist__={");
4494 output.print(" struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params __parameterlist__={");
4495 output.print(objectparams.numPointers());
4496 output.print(", "+localsprefixaddr);
4497 if (md.getThis()!=null) {
4499 output.print("(struct "+md.getThis().getType().getSafeSymbol() +" *)"+ generateTemp(fm,fc.getThis(),lb));
4501 if (fc.getThis()!=null&&md.getThis()==null) {
4502 System.out.println("WARNING!!!!!!!!!!!!");
4503 System.out.println("Source code calls static method "+md+" on an object in "+fm.getMethod()+"!");
4507 for(int i=0; i<fc.numArgs(); i++) {
4508 Descriptor var=md.getParameter(i);
4509 TempDescriptor paramtemp=(TempDescriptor)temptovar.get(var);
4510 if (objectparams.isParamPtr(paramtemp)) {
4511 TempDescriptor targ=fc.getArg(i);
4513 TypeDescriptor td=md.getParamType(i);
4515 output.print("(struct "+(new TypeDescriptor(typeutil.getClass(TypeUtil.TagClass))).getSafeSymbol() +" *)"+generateTemp(fm, targ,lb));
4517 output.print("(struct "+md.getParamType(i).getSafeSymbol() +" *)"+generateTemp(fm, targ,lb));
4520 output.println("};");
4525 if (fc.getReturnTemp()!=null)
4526 output.print(generateTemp(fm,fc.getReturnTemp(),lb)+"=");
4528 /* Do we need to do virtual dispatch? */
4529 if (md.isStatic()||md.getReturnType()==null||singleCall(fc.getThis().getType().getClassDesc(),md)) {
4532 LocalityBinding fclb=locality.getBinding(lb, fc);
4533 output.print(cn.getSafeSymbol()+fclb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor());
4535 output.print(cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor());
4540 if (md.getReturnType().isClass()||md.getReturnType().isArray())
4541 output.print("struct " + md.getReturnType().getSafeSymbol()+" * ");
4543 output.print(md.getReturnType().getSafeSymbol()+" ");
4544 output.print("(*)(");
4546 boolean printcomma=false;
4547 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
4549 LocalityBinding fclb=locality.getBinding(lb, fc);
4550 output.print("struct "+cn.getSafeSymbol()+fclb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * ");
4552 output.print("struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * ");
4556 for(int i=0; i<objectparams.numPrimitives(); i++) {
4557 TempDescriptor temp=objectparams.getPrimitive(i);
4561 if (temp.getType().isClass()||temp.getType().isArray())
4562 output.print("struct " + temp.getType().getSafeSymbol()+" * ");
4564 output.print(temp.getType().getSafeSymbol());
4569 LocalityBinding fclb=locality.getBinding(lb, fc);
4570 output.print("))virtualtable["+generateTemp(fm,fc.getThis(),lb)+"->type*"+maxcount+"+"+virtualcalls.getLocalityNumber(fclb)+"])");
4572 output.print("))virtualtable["+generateTemp(fm,fc.getThis(),lb)+"->type*"+maxcount+"+"+virtualcalls.getMethodNumber(md)+"])");
4576 boolean needcomma=false;
4577 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
4578 output.print("&__parameterlist__");
4582 if (!GENERATEPRECISEGC && !this.state.MULTICOREGC) {
4583 if (fc.getThis()!=null) {
4584 TypeDescriptor ptd=md.getThis().getType();
4587 if (ptd.isClass()&&!ptd.isArray())
4588 output.print("(struct "+ptd.getSafeSymbol()+" *) ");
4589 output.print(generateTemp(fm,fc.getThis(),lb));
4594 for(int i=0; i<fc.numArgs(); i++) {
4595 Descriptor var=md.getParameter(i);
4596 TempDescriptor paramtemp=(TempDescriptor)temptovar.get(var);
4597 if (objectparams.isParamPrim(paramtemp)) {
4598 TempDescriptor targ=fc.getArg(i);
4602 TypeDescriptor ptd=md.getParamType(i);
4603 if (ptd.isClass()&&!ptd.isArray())
4604 output.print("(struct "+ptd.getSafeSymbol()+" *) ");
4605 output.print(generateTemp(fm, targ,lb));
4609 output.println(");");
4610 output.println(" }");
4613 private boolean singleCall(ClassDescriptor thiscd, MethodDescriptor md) {
4614 Set subclasses=typeutil.getSubClasses(thiscd);
4615 if (subclasses==null)
4617 for(Iterator classit=subclasses.iterator(); classit.hasNext();) {
4618 ClassDescriptor cd=(ClassDescriptor)classit.next();
4619 Set possiblematches=cd.getMethodTable().getSetFromSameScope(md.getSymbol());
4620 for(Iterator matchit=possiblematches.iterator(); matchit.hasNext();) {
4621 MethodDescriptor matchmd=(MethodDescriptor)matchit.next();
4622 if (md.matches(matchmd))
4629 private void generateFlatFieldNode(FlatMethod fm, LocalityBinding lb, FlatFieldNode ffn, PrintWriter output) {
4630 if (state.SINGLETM) {
4631 //single machine transactional memory case
4632 String field=ffn.getField().getSafeSymbol();
4633 String src=generateTemp(fm, ffn.getSrc(),lb);
4634 String dst=generateTemp(fm, ffn.getDst(),lb);
4636 output.println(dst+"="+ src +"->"+field+ ";");
4637 if (ffn.getField().getType().isPtr()&&locality.getAtomic(lb).get(ffn).intValue()>0&&
4638 locality.getNodePreTempInfo(lb, ffn).get(ffn.getSrc())!=LocalityAnalysis.SCRATCH) {
4639 if ((dc==null)||(!state.READSET&&dc.getNeedTrans(lb, ffn))||
4640 (state.READSET&&dc.getNeedWriteTrans(lb, ffn))) {
4641 output.println("TRANSREAD("+dst+", "+dst+", (void *) (" + localsprefixaddr + "));");
4642 } else if (state.READSET&&dc.getNeedTrans(lb, ffn)) {
4643 if (state.HYBRID&&delaycomp.getConv(lb).contains(ffn)) {
4644 output.println("TRANSREADRDFISSION("+dst+", "+dst+");");
4646 output.println("TRANSREADRD("+dst+", "+dst+");");
4649 } else if (state.DSM) {
4650 Integer status=locality.getNodePreTempInfo(lb,ffn).get(ffn.getSrc());
4651 if (status==LocalityAnalysis.GLOBAL) {
4652 String field=ffn.getField().getSafeSymbol();
4653 String src=generateTemp(fm, ffn.getSrc(),lb);
4654 String dst=generateTemp(fm, ffn.getDst(),lb);
4656 if (ffn.getField().getType().isPtr()) {
4658 //TODO: Uncomment this when we have runtime support
4659 //if (ffn.getSrc()==ffn.getDst()) {
4660 //output.println("{");
4661 //output.println("void * temp="+src+";");
4662 //output.println("if (temp&0x1) {");
4663 //output.println("temp=(void *) transRead(trans, (unsigned int) temp);");
4664 //output.println(src+"->"+field+"="+temp+";");
4665 //output.println("}");
4666 //output.println(dst+"=temp;");
4667 //output.println("}");
4669 output.println(dst+"="+ src +"->"+field+ ";");
4670 //output.println("if ("+dst+"&0x1) {");
4671 //DEBUG: output.println("TRANSREAD("+dst+", (unsigned int) "+dst+",\""+fm+":"+ffn+"\");");
4672 output.println("TRANSREAD("+dst+", (unsigned int) "+dst+");");
4673 //output.println(src+"->"+field+"="+src+"->"+field+";");
4674 //output.println("}");
4677 output.println(dst+"="+ src+"->"+field+";");
4679 } else if (status==LocalityAnalysis.LOCAL) {
4680 if (ffn.getField().getType().isPtr()&&
4681 ffn.getField().isGlobal()) {
4682 String field=ffn.getField().getSafeSymbol();
4683 String src=generateTemp(fm, ffn.getSrc(),lb);
4684 String dst=generateTemp(fm, ffn.getDst(),lb);
4685 output.println(dst+"="+ src +"->"+field+ ";");
4686 if (locality.getAtomic(lb).get(ffn).intValue()>0)
4687 //DEBUG: output.println("TRANSREAD("+dst+", (unsigned int) "+dst+",\""+fm+":"+ffn+"\");");
4688 output.println("TRANSREAD("+dst+", (unsigned int) "+dst+");");
4690 output.println(generateTemp(fm, ffn.getDst(),lb)+"="+ generateTemp(fm,ffn.getSrc(),lb)+"->"+ ffn.getField().getSafeSymbol()+";");
4691 } else if (status==LocalityAnalysis.EITHER) {
4692 //Code is reading from a null pointer
4693 output.println("if ("+generateTemp(fm, ffn.getSrc(),lb)+") {");
4694 output.println("#ifndef RAW");
4695 output.println("printf(\"BIG ERROR\\n\");exit(-1);}");
4696 output.println("#endif");
4697 //This should throw a suitable null pointer error
4698 output.println(generateTemp(fm, ffn.getDst(),lb)+"="+ generateTemp(fm,ffn.getSrc(),lb)+"->"+ ffn.getField().getSafeSymbol()+";");
4700 throw new Error("Read from non-global/non-local in:"+lb.getExplanation());
4702 // DEBUG if(!ffn.getDst().getType().isPrimitive()){
4703 // DEBUG output.println("within((void*)"+generateTemp(fm,ffn.getSrc(),lb)+"->"+ ffn.getField().getSafeSymbol()+");");
4705 output.println(generateTemp(fm, ffn.getDst(),lb)+"="+ generateTemp(fm,ffn.getSrc(),lb)+"->"+ ffn.getField().getSafeSymbol()+";");
4710 private void generateFlatSetFieldNode(FlatMethod fm, LocalityBinding lb, FlatSetFieldNode fsfn, PrintWriter output) {
4711 if (fsfn.getField().getSymbol().equals("length")&&fsfn.getDst().getType().isArray())
4712 throw new Error("Can't set array length");
4713 if (state.SINGLETM && locality.getAtomic(lb).get(fsfn).intValue()>0) {
4714 //Single Machine Transaction Case
4715 boolean srcptr=fsfn.getSrc().getType().isPtr();
4716 String src=generateTemp(fm,fsfn.getSrc(),lb);
4717 String dst=generateTemp(fm,fsfn.getDst(),lb);
4718 output.println("//"+srcptr+" "+fsfn.getSrc().getType().isNull());
4719 if (srcptr&&!fsfn.getSrc().getType().isNull()) {
4720 output.println("{");
4721 if ((dc==null)||dc.getNeedSrcTrans(lb, fsfn)&&
4722 locality.getNodePreTempInfo(lb, fsfn).get(fsfn.getSrc())!=LocalityAnalysis.SCRATCH) {
4723 output.println("INTPTR srcoid=("+src+"!=NULL?((INTPTR)"+src+"->"+oidstr+"):0);");
4725 output.println("INTPTR srcoid=(INTPTR)"+src+";");
4728 if (wb.needBarrier(fsfn)&&
4729 locality.getNodePreTempInfo(lb, fsfn).get(fsfn.getDst())!=LocalityAnalysis.SCRATCH) {
4730 if (state.EVENTMONITOR) {
4731 output.println("if ("+dst+"->___objstatus___&DIRTY) EVLOGEVENTOBJ(EV_WRITE,"+dst+"->objuid)");
4733 output.println("*((unsigned int *)&("+dst+"->___objstatus___))|=DIRTY;");
4735 if (srcptr&!fsfn.getSrc().getType().isNull()) {
4736 output.println("*((unsigned INTPTR *)&("+dst+"->"+ fsfn.getField().getSafeSymbol()+"))=srcoid;");
4737 output.println("}");
4739 output.println(dst+"->"+ fsfn.getField().getSafeSymbol()+"="+ src+";");
4741 } else if (state.DSM && locality.getAtomic(lb).get(fsfn).intValue()>0) {
4742 Integer statussrc=locality.getNodePreTempInfo(lb,fsfn).get(fsfn.getSrc());
4743 Integer statusdst=locality.getNodeTempInfo(lb).get(fsfn).get(fsfn.getDst());
4744 boolean srcglobal=statussrc==LocalityAnalysis.GLOBAL;
4746 String src=generateTemp(fm,fsfn.getSrc(),lb);
4747 String dst=generateTemp(fm,fsfn.getDst(),lb);
4749 output.println("{");
4750 output.println("INTPTR srcoid=("+src+"!=NULL?((INTPTR)"+src+"->"+oidstr+"):0);");
4752 if (statusdst.equals(LocalityAnalysis.GLOBAL)) {
4755 if (wb.needBarrier(fsfn))
4756 output.println("*((unsigned int *)&("+dst+"->___localcopy___))|=DIRTY;");
4758 output.println("*((unsigned INTPTR *)&("+glbdst+"->"+ fsfn.getField().getSafeSymbol()+"))=srcoid;");
4760 output.println(glbdst+"->"+ fsfn.getField().getSafeSymbol()+"="+ src+";");
4761 } else if (statusdst.equals(LocalityAnalysis.LOCAL)) {
4762 /** Check if we need to copy */
4763 output.println("if(!"+dst+"->"+localcopystr+") {");
4764 /* Link object into list */
4765 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
4766 output.println(revertptr+"=revertlist;");
4767 if (GENERATEPRECISEGC || this.state.MULTICOREGC)
4768 output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
4770 output.println("COPY_OBJ("+dst+");");
4771 output.println(dst+"->"+nextobjstr+"="+revertptr+";");
4772 output.println("revertlist=(struct ___Object___ *)"+dst+";");
4773 output.println("}");
4775 output.println(dst+"->"+ fsfn.getField().getSafeSymbol()+"=(void *) srcoid;");
4777 output.println(dst+"->"+ fsfn.getField().getSafeSymbol()+"="+ src+";");
4778 } else if (statusdst.equals(LocalityAnalysis.EITHER)) {
4779 //writing to a null...bad
4780 output.println("if ("+dst+") {");
4781 output.println("printf(\"BIG ERROR 2\\n\");exit(-1);}");
4783 output.println(dst+"->"+ fsfn.getField().getSafeSymbol()+"=(void *) srcoid;");
4785 output.println(dst+"->"+ fsfn.getField().getSafeSymbol()+"="+ src+";");
4788 output.println("}");
4791 if (state.FASTCHECK) {
4792 String dst=generateTemp(fm, fsfn.getDst(),lb);
4793 output.println("if(!"+dst+"->"+localcopystr+") {");
4794 /* Link object into list */
4795 if (GENERATEPRECISEGC || this.state.MULTICOREGC)
4796 output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
4798 output.println("COPY_OBJ("+dst+");");
4799 output.println(dst+"->"+nextobjstr+"="+fcrevert+";");
4800 output.println(fcrevert+"=(struct ___Object___ *)"+dst+";");
4801 output.println("}");
4804 // DEBUG if(!fsfn.getField().getType().isPrimitive()){
4805 // DEBUG output.println("within((void*)"+generateTemp(fm,fsfn.getSrc(),lb)+");");
4807 output.println(generateTemp(fm, fsfn.getDst(),lb)+"->"+ fsfn.getField().getSafeSymbol()+"="+ generateTemp(fm,fsfn.getSrc(),lb)+";");
4811 private void generateFlatElementNode(FlatMethod fm, LocalityBinding lb, FlatElementNode fen, PrintWriter output) {
4812 TypeDescriptor elementtype=fen.getSrc().getType().dereference();
4815 if (elementtype.isArray()||elementtype.isClass())
4818 type=elementtype.getSafeSymbol()+" ";
4820 if (this.state.ARRAYBOUNDARYCHECK && fen.needsBoundsCheck()) {
4821 output.println("if (unlikely(((unsigned int)"+generateTemp(fm, fen.getIndex(),lb)+") >= "+generateTemp(fm,fen.getSrc(),lb) + "->___length___))");
4822 output.println("failedboundschk();");
4824 if (state.SINGLETM) {
4825 //Single machine transaction case
4826 String dst=generateTemp(fm, fen.getDst(),lb);
4827 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))) {
4828 output.println(dst +"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
4830 output.println("STMGETARRAY("+dst+", "+ generateTemp(fm,fen.getSrc(),lb)+", "+generateTemp(fm, fen.getIndex(),lb)+", "+type+");");
4833 if (elementtype.isPtr()&&locality.getAtomic(lb).get(fen).intValue()>0&&
4834 locality.getNodePreTempInfo(lb, fen).get(fen.getSrc())!=LocalityAnalysis.SCRATCH) {
4835 if ((dc==null)||!state.READSET&&dc.getNeedTrans(lb, fen)||state.READSET&&dc.getNeedWriteTrans(lb, fen)) {
4836 output.println("TRANSREAD("+dst+", "+dst+", (void *)(" + localsprefixaddr+"));");
4837 } else if (state.READSET&&dc.getNeedTrans(lb, fen)) {
4838 if (state.HYBRID&&delaycomp.getConv(lb).contains(fen)) {
4839 output.println("TRANSREADRDFISSION("+dst+", "+dst+");");
4841 output.println("TRANSREADRD("+dst+", "+dst+");");
4844 } else if (state.DSM) {
4845 Integer status=locality.getNodePreTempInfo(lb,fen).get(fen.getSrc());
4846 if (status==LocalityAnalysis.GLOBAL) {
4847 String dst=generateTemp(fm, fen.getDst(),lb);
4848 if (elementtype.isPtr()) {
4849 output.println(dst +"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
4850 //DEBUG: output.println("TRANSREAD("+dst+", "+dst+",\""+fm+":"+fen+"\");");
4851 output.println("TRANSREAD("+dst+", "+dst+");");
4853 output.println(dst +"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
4855 } else if (status==LocalityAnalysis.LOCAL) {
4856 output.println(generateTemp(fm, fen.getDst(),lb)+"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
4857 } else if (status==LocalityAnalysis.EITHER) {
4858 //Code is reading from a null pointer
4859 output.println("if ("+generateTemp(fm, fen.getSrc(),lb)+") {");
4860 output.println("#ifndef RAW");
4861 output.println("printf(\"BIG ERROR\\n\");exit(-1);}");
4862 output.println("#endif");
4863 //This should throw a suitable null pointer error
4864 output.println(generateTemp(fm, fen.getDst(),lb)+"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
4866 throw new Error("Read from non-global/non-local in:"+lb.getExplanation());
4868 // DEBUG output.println("within((void*)"+generateTemp(fm,fen.getSrc(),lb)+");");
4869 output.println(generateTemp(fm, fen.getDst(),lb)+"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
4873 private void generateFlatSetElementNode(FlatMethod fm, LocalityBinding lb, FlatSetElementNode fsen, PrintWriter output) {
4874 //TODO: need dynamic check to make sure this assignment is actually legal
4875 //Because Object[] could actually be something more specific...ie. Integer[]
4877 TypeDescriptor elementtype=fsen.getDst().getType().dereference();
4880 if (elementtype.isArray()||elementtype.isClass())
4883 type=elementtype.getSafeSymbol()+" ";
4885 if (this.state.ARRAYBOUNDARYCHECK && fsen.needsBoundsCheck()) {
4886 output.println("if (unlikely(((unsigned int)"+generateTemp(fm, fsen.getIndex(),lb)+") >= "+generateTemp(fm,fsen.getDst(),lb) + "->___length___))");
4887 output.println("failedboundschk();");
4890 if (state.SINGLETM && locality.getAtomic(lb).get(fsen).intValue()>0) {
4891 //Transaction set element case
4892 if (wb.needBarrier(fsen)&&
4893 locality.getNodePreTempInfo(lb, fsen).get(fsen.getDst())!=LocalityAnalysis.SCRATCH) {
4894 output.println("*((unsigned int *)&("+generateTemp(fm,fsen.getDst(),lb)+"->___objstatus___))|=DIRTY;");
4896 if (fsen.getSrc().getType().isPtr()&&!fsen.getSrc().getType().isNull()) {
4897 output.println("{");
4898 String src=generateTemp(fm, fsen.getSrc(), lb);
4899 if ((dc==null)||dc.getNeedSrcTrans(lb, fsen)&&
4900 locality.getNodePreTempInfo(lb, fsen).get(fsen.getSrc())!=LocalityAnalysis.SCRATCH) {
4901 output.println("INTPTR srcoid=("+src+"!=NULL?((INTPTR)"+src+"->"+oidstr+"):0);");
4903 output.println("INTPTR srcoid=(INTPTR)"+src+";");
4905 if (state.STMARRAY&&locality.getNodePreTempInfo(lb, fsen).get(fsen.getDst())!=LocalityAnalysis.SCRATCH&&wb.needBarrier(fsen)&&locality.getAtomic(lb).get(fsen).intValue()>0) {
4906 output.println("STMSETARRAY("+generateTemp(fm, fsen.getDst(),lb)+", "+generateTemp(fm, fsen.getIndex(),lb)+", srcoid, INTPTR);");
4908 output.println("((INTPTR*)(((char *) &("+ generateTemp(fm,fsen.getDst(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fsen.getIndex(),lb)+"]=srcoid;");
4910 output.println("}");
4912 if (state.STMARRAY&&locality.getNodePreTempInfo(lb, fsen).get(fsen.getDst())!=LocalityAnalysis.SCRATCH&&wb.needBarrier(fsen)&&locality.getAtomic(lb).get(fsen).intValue()>0) {
4913 output.println("STMSETARRAY("+generateTemp(fm, fsen.getDst(),lb)+", "+generateTemp(fm, fsen.getIndex(),lb)+", "+ generateTemp(fm, fsen.getSrc(), lb) +", "+type+");");
4915 output.println("(("+type +"*)(((char *) &("+ generateTemp(fm,fsen.getDst(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fsen.getIndex(),lb)+"]="+generateTemp(fm,fsen.getSrc(),lb)+";");
4918 } else if (state.DSM && locality.getAtomic(lb).get(fsen).intValue()>0) {
4919 Integer statussrc=locality.getNodePreTempInfo(lb,fsen).get(fsen.getSrc());
4920 Integer statusdst=locality.getNodePreTempInfo(lb,fsen).get(fsen.getDst());
4921 boolean srcglobal=statussrc==LocalityAnalysis.GLOBAL;
4922 boolean dstglobal=statusdst==LocalityAnalysis.GLOBAL;
4923 boolean dstlocal=(statusdst==LocalityAnalysis.LOCAL)||(statusdst==LocalityAnalysis.EITHER);
4926 if (wb.needBarrier(fsen))
4927 output.println("*((unsigned int *)&("+generateTemp(fm,fsen.getDst(),lb)+"->___localcopy___))|=DIRTY;");
4928 } else if (dstlocal) {
4929 /** Check if we need to copy */
4930 String dst=generateTemp(fm, fsen.getDst(),lb);
4931 output.println("if(!"+dst+"->"+localcopystr+") {");
4932 /* Link object into list */
4933 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
4934 output.println(revertptr+"=revertlist;");
4935 if ((GENERATEPRECISEGC) || this.state.MULTICOREGC)
4936 output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
4938 output.println("COPY_OBJ("+dst+");");
4939 output.println(dst+"->"+nextobjstr+"="+revertptr+";");
4940 output.println("revertlist=(struct ___Object___ *)"+dst+";");
4941 output.println("}");
4943 System.out.println("Node: "+fsen);
4944 System.out.println(lb);
4945 System.out.println("statusdst="+statusdst);
4946 System.out.println(fm.printMethod());
4947 throw new Error("Unknown array type");
4950 output.println("{");
4951 String src=generateTemp(fm, fsen.getSrc(), lb);
4952 output.println("INTPTR srcoid=("+src+"!=NULL?((INTPTR)"+src+"->"+oidstr+"):0);");
4953 output.println("((INTPTR*)(((char *) &("+ generateTemp(fm,fsen.getDst(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fsen.getIndex(),lb)+"]=srcoid;");
4954 output.println("}");
4956 output.println("(("+type +"*)(((char *) &("+ generateTemp(fm,fsen.getDst(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fsen.getIndex(),lb)+"]="+generateTemp(fm,fsen.getSrc(),lb)+";");
4959 if (state.FASTCHECK) {
4960 String dst=generateTemp(fm, fsen.getDst(),lb);
4961 output.println("if(!"+dst+"->"+localcopystr+") {");
4962 /* Link object into list */
4963 if (GENERATEPRECISEGC || this.state.MULTICOREGC)
4964 output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
4966 output.println("COPY_OBJ("+dst+");");
4967 output.println(dst+"->"+nextobjstr+"="+fcrevert+";");
4968 output.println(fcrevert+"=(struct ___Object___ *)"+dst+";");
4969 output.println("}");
4971 // DEBUG output.println("within((void*)"+generateTemp(fm,fsen.getDst(),lb)+");");
4972 output.println("(("+type +"*)(((char *) &("+ generateTemp(fm,fsen.getDst(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fsen.getIndex(),lb)+"]="+generateTemp(fm,fsen.getSrc(),lb)+";");
4976 protected void generateFlatNew(FlatMethod fm, LocalityBinding lb, FlatNew fn, PrintWriter output) {
4977 if (state.DSM && locality.getAtomic(lb).get(fn).intValue()>0&&!fn.isGlobal()) {
4978 //Stash pointer in case of GC
4979 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
4980 output.println(revertptr+"=revertlist;");
4982 if (state.SINGLETM) {
4983 if (fn.getType().isArray()) {
4984 int arrayid=state.getArrayNumber(fn.getType())+state.numClasses();
4985 if (locality.getAtomic(lb).get(fn).intValue()>0) {
4986 //inside transaction
4987 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarraytrans("+localsprefixaddr+", "+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
4989 //outside transaction
4990 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarray("+localsprefixaddr+", "+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
4993 if (locality.getAtomic(lb).get(fn).intValue()>0) {
4994 //inside transaction
4995 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newtrans("+localsprefixaddr+", "+fn.getType().getClassDesc().getId()+");");
4997 //outside transaction
4998 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_new("+localsprefixaddr+", "+fn.getType().getClassDesc().getId()+");");
5001 } else if (fn.getType().isArray()) {
5002 int arrayid=state.getArrayNumber(fn.getType())+state.numClasses();
5003 if (fn.isGlobal()&&(state.DSM||state.SINGLETM)) {
5004 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarrayglobal("+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
5005 } else if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
5006 if(this.state.MLP || state.OOOJAVA){
5007 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarray_mlp("+localsprefixaddr+", "+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+", oid, "+oooa.getDisjointAnalysis().getAllocationSiteFromFlatNew(fn).getUniqueAllocSiteID()+");");
5008 output.println(" oid += numWorkers;");
5010 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarray("+localsprefixaddr+", "+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
5013 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarray("+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
5016 if (fn.isGlobal()&&(state.DSM||state.SINGLETM)) {
5017 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newglobal("+fn.getType().getClassDesc().getId()+");");
5018 } else if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
5019 if (this.state.MLP || state.OOOJAVA){
5020 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_new_mlp("+localsprefixaddr+", "+fn.getType().getClassDesc().getId()+", oid, "+oooa.getDisjointAnalysis().getAllocationSiteFromFlatNew(fn).getUniqueAllocSiteID()+");");
5021 output.println(" oid += numWorkers;");
5023 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_new("+localsprefixaddr+", "+fn.getType().getClassDesc().getId()+");");
5026 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_new("+fn.getType().getClassDesc().getId()+");");
5029 if (state.DSM && locality.getAtomic(lb).get(fn).intValue()>0&&!fn.isGlobal()) {
5030 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
5031 String dst=generateTemp(fm,fn.getDst(),lb);
5032 output.println(dst+"->___localcopy___=(struct ___Object___*)1;");
5033 output.println(dst+"->"+nextobjstr+"="+revertptr+";");
5034 output.println("revertlist=(struct ___Object___ *)"+dst+";");
5036 if (state.FASTCHECK) {
5037 String dst=generateTemp(fm,fn.getDst(),lb);
5038 output.println(dst+"->___localcopy___=(struct ___Object___*)1;");
5039 output.println(dst+"->"+nextobjstr+"="+fcrevert+";");
5040 output.println(fcrevert+"=(struct ___Object___ *)"+dst+";");
5044 private void generateFlatTagDeclaration(FlatMethod fm, LocalityBinding lb, FlatTagDeclaration fn, PrintWriter output) {
5045 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
5046 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_tag("+localsprefixaddr+", "+state.getTagId(fn.getType())+");");
5048 output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_tag("+state.getTagId(fn.getType())+");");
5052 private void generateFlatOpNode(FlatMethod fm, LocalityBinding lb, FlatOpNode fon, PrintWriter output) {
5053 if (fon.getRight()!=null) {
5054 if (fon.getOp().getOp()==Operation.URIGHTSHIFT) {
5055 if (fon.getLeft().getType().isLong())
5056 output.println(generateTemp(fm, fon.getDest(),lb)+" = ((unsigned long long)"+generateTemp(fm, fon.getLeft(),lb)+")>>"+generateTemp(fm,fon.getRight(),lb)+";");
5058 output.println(generateTemp(fm, fon.getDest(),lb)+" = ((unsigned int)"+generateTemp(fm, fon.getLeft(),lb)+")>>"+generateTemp(fm,fon.getRight(),lb)+";");
5060 } else if (dc!=null) {
5061 output.print(generateTemp(fm, fon.getDest(),lb)+" = (");
5062 if (fon.getLeft().getType().isPtr()&&(fon.getOp().getOp()==Operation.EQUAL||fon.getOp().getOp()==Operation.NOTEQUAL))
5063 output.print("(void *)");
5064 if (dc.getNeedLeftSrcTrans(lb, fon))
5065 output.print("("+generateTemp(fm, fon.getLeft(),lb)+"!=NULL?"+generateTemp(fm, fon.getLeft(),lb)+"->"+oidstr+":NULL)");
5067 output.print(generateTemp(fm, fon.getLeft(),lb));
5068 output.print(")"+fon.getOp().toString()+"(");
5069 if (fon.getRight().getType().isPtr()&&(fon.getOp().getOp()==Operation.EQUAL||fon.getOp().getOp()==Operation.NOTEQUAL))
5070 output.print("(void *)");
5071 if (dc.getNeedRightSrcTrans(lb, fon))
5072 output.println("("+generateTemp(fm, fon.getRight(),lb)+"!=NULL?"+generateTemp(fm, fon.getRight(),lb)+"->"+oidstr+":NULL));");
5074 output.println(generateTemp(fm,fon.getRight(),lb)+");");
5076 output.println(generateTemp(fm, fon.getDest(),lb)+" = "+generateTemp(fm, fon.getLeft(),lb)+fon.getOp().toString()+generateTemp(fm,fon.getRight(),lb)+";");
5077 } else if (fon.getOp().getOp()==Operation.ASSIGN)
5078 output.println(generateTemp(fm, fon.getDest(),lb)+" = "+generateTemp(fm, fon.getLeft(),lb)+";");
5079 else if (fon.getOp().getOp()==Operation.UNARYPLUS)
5080 output.println(generateTemp(fm, fon.getDest(),lb)+" = "+generateTemp(fm, fon.getLeft(),lb)+";");
5081 else if (fon.getOp().getOp()==Operation.UNARYMINUS)
5082 output.println(generateTemp(fm, fon.getDest(),lb)+" = -"+generateTemp(fm, fon.getLeft(),lb)+";");
5083 else if (fon.getOp().getOp()==Operation.LOGIC_NOT)
5084 output.println(generateTemp(fm, fon.getDest(),lb)+" = !"+generateTemp(fm, fon.getLeft(),lb)+";");
5085 else if (fon.getOp().getOp()==Operation.COMP)
5086 output.println(generateTemp(fm, fon.getDest(),lb)+" = ~"+generateTemp(fm, fon.getLeft(),lb)+";");
5087 else if (fon.getOp().getOp()==Operation.ISAVAILABLE) {
5088 output.println(generateTemp(fm, fon.getDest(),lb)+" = "+generateTemp(fm, fon.getLeft(),lb)+"->fses==NULL;");
5090 output.println(generateTemp(fm, fon.getDest(),lb)+fon.getOp().toString()+generateTemp(fm, fon.getLeft(),lb)+";");
5093 private void generateFlatCastNode(FlatMethod fm, LocalityBinding lb, FlatCastNode fcn, PrintWriter output) {
5094 /* TODO: Do type check here */
5095 if (fcn.getType().isArray()) {
5096 output.println(generateTemp(fm,fcn.getDst(),lb)+"=(struct ArrayObject *)"+generateTemp(fm,fcn.getSrc(),lb)+";");
5097 } else if (fcn.getType().isClass())
5098 output.println(generateTemp(fm,fcn.getDst(),lb)+"=(struct "+fcn.getType().getSafeSymbol()+" *)"+generateTemp(fm,fcn.getSrc(),lb)+";");
5100 output.println(generateTemp(fm,fcn.getDst(),lb)+"=("+fcn.getType().getSafeSymbol()+")"+generateTemp(fm,fcn.getSrc(),lb)+";");
5103 private void generateFlatLiteralNode(FlatMethod fm, LocalityBinding lb, FlatLiteralNode fln, PrintWriter output) {
5104 if (fln.getValue()==null)
5105 output.println(generateTemp(fm, fln.getDst(),lb)+"=0;");
5106 else if (fln.getType().getSymbol().equals(TypeUtil.StringClass)) {
5107 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
5108 if (state.DSM && locality.getAtomic(lb).get(fln).intValue()>0) {
5109 //Stash pointer in case of GC
5110 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
5111 output.println(revertptr+"=revertlist;");
5113 output.println(generateTemp(fm, fln.getDst(),lb)+"=NewString("+localsprefixaddr+", \""+FlatLiteralNode.escapeString((String)fln.getValue())+"\","+((String)fln.getValue()).length()+");");
5114 if (state.DSM && locality.getAtomic(lb).get(fln).intValue()>0) {
5115 //Stash pointer in case of GC
5116 String revertptr=generateTemp(fm, reverttable.get(lb),lb);
5117 output.println("revertlist="+revertptr+";");
5120 output.println(generateTemp(fm, fln.getDst(),lb)+"=NewString(\""+FlatLiteralNode.escapeString((String)fln.getValue())+"\","+((String)fln.getValue()).length()+");");
5122 } else if (fln.getType().isBoolean()) {
5123 if (((Boolean)fln.getValue()).booleanValue())
5124 output.println(generateTemp(fm, fln.getDst(),lb)+"=1;");
5126 output.println(generateTemp(fm, fln.getDst(),lb)+"=0;");
5127 } else if (fln.getType().isChar()) {
5128 String st=FlatLiteralNode.escapeString(fln.getValue().toString());
5129 output.println(generateTemp(fm, fln.getDst(),lb)+"='"+st+"';");
5130 } else if (fln.getType().isLong()) {
5131 output.println(generateTemp(fm, fln.getDst(),lb)+"="+fln.getValue()+"LL;");
5133 output.println(generateTemp(fm, fln.getDst(),lb)+"="+fln.getValue()+";");
5136 protected void generateFlatReturnNode(FlatMethod fm, LocalityBinding lb, FlatReturnNode frn, PrintWriter output) {
5137 if (frn.getReturnTemp()!=null) {
5138 if (frn.getReturnTemp().getType().isPtr())
5139 output.println("return (struct "+fm.getMethod().getReturnType().getSafeSymbol()+"*)"+generateTemp(fm, frn.getReturnTemp(), lb)+";");
5141 output.println("return "+generateTemp(fm, frn.getReturnTemp(), lb)+";");
5143 output.println("return;");
5147 protected void generateStoreFlatCondBranch(FlatMethod fm, LocalityBinding lb, FlatCondBranch fcb, String label, PrintWriter output) {
5150 //only record if this group has more than one exit
5151 if (branchanalysis.numJumps(fcb)>1) {
5152 left=branchanalysis.jumpValue(fcb, 0);
5153 right=branchanalysis.jumpValue(fcb, 1);
5155 output.println("if (!"+generateTemp(fm, fcb.getTest(),lb)+") {");
5157 output.println("STOREBRANCH("+right+");");
5158 output.println("goto "+label+";");
5159 output.println("}");
5161 output.println("STOREBRANCH("+left+");");
5164 protected void generateFlatCondBranch(FlatMethod fm, LocalityBinding lb, FlatCondBranch fcb, String label, PrintWriter output) {
5165 output.println("if (!"+generateTemp(fm, fcb.getTest(),lb)+") goto "+label+";");
5168 /** This method generates header information for the method or
5169 * task referenced by the Descriptor des. */
5170 private void generateHeader(FlatMethod fm, LocalityBinding lb, Descriptor des, PrintWriter output) {
5171 generateHeader(fm, lb, des, output, false);
5174 private void generateHeader(FlatMethod fm, LocalityBinding lb, Descriptor des, PrintWriter output, boolean addSESErecord) {
5176 ParamsObject objectparams=(ParamsObject)paramstable.get(lb!=null ? lb : des);
5177 MethodDescriptor md=null;
5178 TaskDescriptor task=null;
5179 if (des instanceof MethodDescriptor)
5180 md=(MethodDescriptor) des;
5182 task=(TaskDescriptor) des;
5184 ClassDescriptor cn=md!=null ? md.getClassDesc() : null;
5186 if (md!=null&&md.getReturnType()!=null) {
5187 if (md.getReturnType().isClass()||md.getReturnType().isArray())
5188 output.print("struct " + md.getReturnType().getSafeSymbol()+" * ");
5190 output.print(md.getReturnType().getSafeSymbol()+" ");
5192 //catch the constructor case
5193 output.print("void ");
5195 if (state.DSM||state.SINGLETM) {
5196 output.print(cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(");
5198 output.print(cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(");
5200 output.print(task.getSafeSymbol()+"(");
5202 boolean printcomma=false;
5203 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
5205 if (state.DSM||state.SINGLETM) {
5206 output.print("struct "+cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * "+paramsprefix);
5208 output.print("struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * "+paramsprefix);
5210 output.print("struct "+task.getSafeSymbol()+"_params * "+paramsprefix);
5216 for(int i=0; i<objectparams.numPrimitives(); i++) {
5217 TempDescriptor temp=objectparams.getPrimitive(i);
5221 if (temp.getType().isClass()||temp.getType().isArray())
5222 output.print("struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol());
5224 output.print(temp.getType().getSafeSymbol()+" "+temp.getSafeSymbol());
5226 output.println(") {");
5227 } else if (!GENERATEPRECISEGC && !this.state.MULTICOREGC) {
5228 /* Imprecise Task */
5229 output.println("void * parameterarray[]) {");
5230 /* Unpack variables */
5231 for(int i=0; i<objectparams.numPrimitives(); i++) {
5232 TempDescriptor temp=objectparams.getPrimitive(i);
5233 output.println("struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+"=parameterarray["+i+"];");
5235 for(int i=0; i<fm.numTags(); i++) {
5236 TempDescriptor temp=fm.getTag(i);
5237 int offset=i+objectparams.numPrimitives();
5238 output.println("struct ___TagDescriptor___ * "+temp.getSafeSymbol()+"=parameterarray["+offset+"];");
5241 if ((objectparams.numPrimitives()+fm.numTags())>maxtaskparams)
5242 maxtaskparams=objectparams.numPrimitives()+fm.numTags();
5243 } else output.println(") {");
5246 public void generateFlatFlagActionNode(FlatMethod fm, LocalityBinding lb, FlatFlagActionNode ffan, PrintWriter output) {
5247 output.println("/* FlatFlagActionNode */");
5250 /* Process tag changes */
5251 Relation tagsettable=new Relation();
5252 Relation tagcleartable=new Relation();
5254 Iterator tagsit=ffan.getTempTagPairs();
5255 while (tagsit.hasNext()) {
5256 TempTagPair ttp=(TempTagPair) tagsit.next();
5257 TempDescriptor objtmp=ttp.getTemp();
5258 TagDescriptor tag=ttp.getTag();
5259 TempDescriptor tagtmp=ttp.getTagTemp();
5260 boolean tagstatus=ffan.getTagChange(ttp);
5262 tagsettable.put(objtmp, tagtmp);
5264 tagcleartable.put(objtmp, tagtmp);
5269 Hashtable flagandtable=new Hashtable();
5270 Hashtable flagortable=new Hashtable();
5272 /* Process flag changes */
5273 Iterator flagsit=ffan.getTempFlagPairs();
5274 while(flagsit.hasNext()) {
5275 TempFlagPair tfp=(TempFlagPair)flagsit.next();
5276 TempDescriptor temp=tfp.getTemp();
5277 Hashtable flagtable=(Hashtable)flagorder.get(temp.getType().getClassDesc());
5278 FlagDescriptor flag=tfp.getFlag();
5280 //Newly allocate objects that don't set any flags case
5281 if (flagortable.containsKey(temp)) {
5285 flagortable.put(temp,new Integer(mask));
5287 int flagid=1<<((Integer)flagtable.get(flag)).intValue();
5288 boolean flagstatus=ffan.getFlagChange(tfp);
5291 if (flagortable.containsKey(temp)) {
5292 mask=((Integer)flagortable.get(temp)).intValue();
5295 flagortable.put(temp,new Integer(mask));
5297 int mask=0xFFFFFFFF;
5298 if (flagandtable.containsKey(temp)) {
5299 mask=((Integer)flagandtable.get(temp)).intValue();
5301 mask&=(0xFFFFFFFF^flagid);
5302 flagandtable.put(temp,new Integer(mask));
5308 HashSet flagtagset=new HashSet();
5309 flagtagset.addAll(flagortable.keySet());
5310 flagtagset.addAll(flagandtable.keySet());
5311 flagtagset.addAll(tagsettable.keySet());
5312 flagtagset.addAll(tagcleartable.keySet());
5314 Iterator ftit=flagtagset.iterator();
5315 while(ftit.hasNext()) {
5316 TempDescriptor temp=(TempDescriptor)ftit.next();
5319 Set tagtmps=tagcleartable.get(temp);
5320 if (tagtmps!=null) {
5321 Iterator tagit=tagtmps.iterator();
5322 while(tagit.hasNext()) {
5323 TempDescriptor tagtmp=(TempDescriptor)tagit.next();
5324 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC))
5325 output.println("tagclear("+localsprefixaddr+", (struct ___Object___ *)"+generateTemp(fm, temp,lb)+", "+generateTemp(fm,tagtmp,lb)+");");
5327 output.println("tagclear((struct ___Object___ *)"+generateTemp(fm, temp,lb)+", "+generateTemp(fm,tagtmp,lb)+");");
5331 tagtmps=tagsettable.get(temp);
5332 if (tagtmps!=null) {
5333 Iterator tagit=tagtmps.iterator();
5334 while(tagit.hasNext()) {
5335 TempDescriptor tagtmp=(TempDescriptor)tagit.next();
5336 if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC))
5337 output.println("tagset("+localsprefixaddr+", (struct ___Object___ *)"+generateTemp(fm, temp,lb)+", "+generateTemp(fm,tagtmp,lb)+");");
5339 output.println("tagset((struct ___Object___ *)"+generateTemp(fm, temp, lb)+", "+generateTemp(fm,tagtmp, lb)+");");
5344 int andmask=0xFFFFFFF;
5346 if (flagortable.containsKey(temp))
5347 ormask=((Integer)flagortable.get(temp)).intValue();
5348 if (flagandtable.containsKey(temp))
5349 andmask=((Integer)flagandtable.get(temp)).intValue();
5350 generateFlagOrAnd(ffan, fm, lb, temp, output, ormask, andmask);
5351 generateObjectDistribute(ffan, fm, lb, temp, output);
5355 protected void generateFlagOrAnd(FlatFlagActionNode ffan, FlatMethod fm, LocalityBinding lb, TempDescriptor temp,
5356 PrintWriter output, int ormask, int andmask) {
5357 if (ffan.getTaskType()==FlatFlagActionNode.NEWOBJECT) {
5358 output.println("flagorandinit("+generateTemp(fm, temp, lb)+", 0x"+Integer.toHexString(ormask)+", 0x"+Integer.toHexString(andmask)+");");
5360 output.println("flagorand("+generateTemp(fm, temp, lb)+", 0x"+Integer.toHexString(ormask)+", 0x"+Integer.toHexString(andmask)+");");
5364 protected void generateObjectDistribute(FlatFlagActionNode ffan, FlatMethod fm, LocalityBinding lb, TempDescriptor temp, PrintWriter output) {
5365 output.println("enqueueObject("+generateTemp(fm, temp, lb)+");");
5368 void generateOptionalHeader(PrintWriter headers) {
5371 headers.println("#include \"task.h\"\n\n");
5372 headers.println("#ifndef _OPTIONAL_STRUCT_");
5373 headers.println("#define _OPTIONAL_STRUCT_");
5375 //STRUCT PREDICATEMEMBER
5376 headers.println("struct predicatemember{");
5377 headers.println("int type;");
5378 headers.println("int numdnfterms;");
5379 headers.println("int * flags;");
5380 headers.println("int numtags;");
5381 headers.println("int * tags;\n};\n\n");
5383 //STRUCT OPTIONALTASKDESCRIPTOR
5384 headers.println("struct optionaltaskdescriptor{");
5385 headers.println("struct taskdescriptor * task;");
5386 headers.println("int index;");
5387 headers.println("int numenterflags;");
5388 headers.println("int * enterflags;");
5389 headers.println("int numpredicatemembers;");
5390 headers.println("struct predicatemember ** predicatememberarray;");
5391 headers.println("};\n\n");
5393 //STRUCT TASKFAILURE
5394 headers.println("struct taskfailure {");
5395 headers.println("struct taskdescriptor * task;");
5396 headers.println("int index;");
5397 headers.println("int numoptionaltaskdescriptors;");
5398 headers.println("struct optionaltaskdescriptor ** optionaltaskdescriptorarray;\n};\n\n");
5400 //STRUCT FSANALYSISWRAPPER
5401 headers.println("struct fsanalysiswrapper{");
5402 headers.println("int flags;");
5403 headers.println("int numtags;");
5404 headers.println("int * tags;");
5405 headers.println("int numtaskfailures;");
5406 headers.println("struct taskfailure ** taskfailurearray;");
5407 headers.println("int numoptionaltaskdescriptors;");
5408 headers.println("struct optionaltaskdescriptor ** optionaltaskdescriptorarray;\n};\n\n");
5410 //STRUCT CLASSANALYSISWRAPPER
5411 headers.println("struct classanalysiswrapper{");
5412 headers.println("int type;");
5413 headers.println("int numotd;");
5414 headers.println("struct optionaltaskdescriptor ** otdarray;");
5415 headers.println("int numfsanalysiswrappers;");
5416 headers.println("struct fsanalysiswrapper ** fsanalysiswrapperarray;\n};");
5418 headers.println("extern struct classanalysiswrapper * classanalysiswrapperarray[];");
5420 Iterator taskit=state.getTaskSymbolTable().getDescriptorsIterator();
5421 while(taskit.hasNext()) {
5422 TaskDescriptor td=(TaskDescriptor)taskit.next();
5423 headers.println("extern struct taskdescriptor task_"+td.getSafeSymbol()+";");
5428 //CHECK OVER THIS -- THERE COULD BE SOME ERRORS HERE
5429 int generateOptionalPredicate(Predicate predicate, OptionalTaskDescriptor otd, ClassDescriptor cdtemp, PrintWriter output) {
5430 int predicateindex = 0;
5431 //iterate through the classes concerned by the predicate
5432 Set c_vard = predicate.vardescriptors;
5433 Hashtable<TempDescriptor, Integer> slotnumber=new Hashtable<TempDescriptor, Integer>();
5436 for(Iterator vard_it = c_vard.iterator(); vard_it.hasNext();) {
5437 VarDescriptor vard = (VarDescriptor)vard_it.next();
5438 TypeDescriptor typed = vard.getType();
5440 //generate for flags
5441 HashSet fen_hashset = predicate.flags.get(vard.getSymbol());
5442 output.println("int predicateflags_"+predicateindex+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+"[]={");
5444 if (fen_hashset!=null) {
5445 for (Iterator fen_it = fen_hashset.iterator(); fen_it.hasNext();) {
5446 FlagExpressionNode fen = (FlagExpressionNode)fen_it.next();
5448 DNFFlag dflag=fen.getDNF();
5449 numberterms+=dflag.size();
5451 Hashtable flags=(Hashtable)flagorder.get(typed.getClassDesc());
5453 for(int j=0; j<dflag.size(); j++) {
5455 output.println(",");
5456 Vector term=dflag.get(j);
5459 for(int k=0; k<term.size(); k++) {
5460 DNFFlagAtom dfa=(DNFFlagAtom)term.get(k);
5461 FlagDescriptor fd=dfa.getFlag();
5462 boolean negated=dfa.getNegated();
5463 int flagid=1<<((Integer)flags.get(fd)).intValue();
5468 output.print("/*andmask*/0x"+Integer.toHexString(andmask)+", /*checkmask*/0x"+Integer.toHexString(checkmask));
5473 output.println("};\n");
5476 TagExpressionList tagel = predicate.tags.get(vard.getSymbol());
5477 output.println("int predicatetags_"+predicateindex+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+"[]={");
5480 for(int j=0; j<tagel.numTags(); j++) {
5482 output.println(",");
5483 TempDescriptor tmp=tagel.getTemp(j);
5484 if (!slotnumber.containsKey(tmp)) {
5485 Integer slotint=new Integer(current_slot++);
5486 slotnumber.put(tmp,slotint);
5488 int slot=slotnumber.get(tmp).intValue();
5489 output.println("/* slot */"+ slot+", /*tagid*/"+state.getTagId(tmp.getTag()));
5491 numtags = tagel.numTags();
5493 output.println("};");
5495 //store the result into a predicatemember struct
5496 output.println("struct predicatemember predicatemember_"+predicateindex+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+"={");
5497 output.println("/*type*/"+typed.getClassDesc().getId()+",");
5498 output.println("/* number of dnf terms */"+numberterms+",");
5499 output.println("predicateflags_"+predicateindex+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+",");
5500 output.println("/* number of tag */"+numtags+",");
5501 output.println("predicatetags_"+predicateindex+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+",");
5502 output.println("};\n");
5507 //generate an array that stores the entire predicate
5508 output.println("struct predicatemember * predicatememberarray_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+"[]={");
5509 for( int j = 0; j<predicateindex; j++) {
5510 if( j != predicateindex-1) output.println("&predicatemember_"+j+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+",");
5511 else output.println("&predicatemember_"+j+"_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol());
5513 output.println("};\n");
5514 return predicateindex;
5518 void generateOptionalArrays(PrintWriter output, PrintWriter headers, Hashtable<ClassDescriptor, Hashtable<FlagState, Set<OptionalTaskDescriptor>>> safeexecution, Hashtable optionaltaskdescriptors) {
5519 generateOptionalHeader(headers);
5521 output.println("#include \"optionalstruct.h\"\n\n");
5522 output.println("#include \"stdlib.h\"\n");
5524 HashSet processedcd = new HashSet();
5526 Enumeration e = safeexecution.keys();
5527 while (e.hasMoreElements()) {
5530 ClassDescriptor cdtemp=(ClassDescriptor)e.nextElement();
5531 Hashtable flaginfo=(Hashtable)flagorder.get(cdtemp); //will be used several times
5533 //Generate the struct of optionals
5534 Collection c_otd = ((Hashtable)optionaltaskdescriptors.get(cdtemp)).values();
5535 numotd = c_otd.size();
5536 if(maxotd<numotd) maxotd = numotd;
5537 if( !c_otd.isEmpty() ) {
5538 for(Iterator otd_it = c_otd.iterator(); otd_it.hasNext();) {
5539 OptionalTaskDescriptor otd = (OptionalTaskDescriptor)otd_it.next();
5541 //generate the int arrays for the predicate
5542 Predicate predicate = otd.predicate;
5543 int predicateindex = generateOptionalPredicate(predicate, otd, cdtemp, output);
5544 TreeSet<Integer> fsset=new TreeSet<Integer>();
5545 //iterate through possible FSes corresponding to
5546 //the state when entering
5548 for(Iterator fses = otd.enterflagstates.iterator(); fses.hasNext();) {
5549 FlagState fs = (FlagState)fses.next();
5551 for(Iterator flags = fs.getFlags(); flags.hasNext();) {
5552 FlagDescriptor flagd = (FlagDescriptor)flags.next();
5553 int id=1<<((Integer)flaginfo.get(flagd)).intValue();
5556 fsset.add(new Integer(flagid));
5557 //tag information not needed because tag
5558 //changes are not tolerated.
5561 output.println("int enterflag_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+"[]={");
5562 boolean needcomma=false;
5563 for(Iterator<Integer> it=fsset.iterator(); it.hasNext();) {
5566 output.println(it.next());
5569 output.println("};\n");
5572 //generate optionaltaskdescriptor that actually
5573 //includes exit fses, predicate and the task
5575 output.println("struct optionaltaskdescriptor optionaltaskdescriptor_"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+"={");
5576 output.println("&task_"+otd.td.getSafeSymbol()+",");
5577 output.println("/*index*/"+otd.getIndex()+",");
5578 output.println("/*number of enter flags*/"+fsset.size()+",");
5579 output.println("enterflag_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+",");
5580 output.println("/*number of members */"+predicateindex+",");
5581 output.println("predicatememberarray_OTD"+otd.getuid()+"_"+cdtemp.getSafeSymbol()+",");
5582 output.println("};\n");
5586 // if there are no optionals, there is no need to build the rest of the struct
5588 output.println("struct optionaltaskdescriptor * otdarray"+cdtemp.getSafeSymbol()+"[]={");
5589 c_otd = ((Hashtable)optionaltaskdescriptors.get(cdtemp)).values();
5590 if( !c_otd.isEmpty() ) {
5591 boolean needcomma=false;
5592 for(Iterator otd_it = c_otd.iterator(); otd_it.hasNext();) {
5593 OptionalTaskDescriptor otd = (OptionalTaskDescriptor)otd_it.next();
5595 output.println(",");
5597 output.println("&optionaltaskdescriptor_"+otd.getuid()+"_"+cdtemp.getSafeSymbol());
5600 output.println("};\n");
5602 //get all the possible flagstates reachable by an object
5603 Hashtable hashtbtemp = safeexecution.get(cdtemp);
5605 TreeSet fsts=new TreeSet(new FlagComparator(flaginfo));
5606 fsts.addAll(hashtbtemp.keySet());
5607 for(Iterator fsit=fsts.iterator(); fsit.hasNext();) {
5608 FlagState fs = (FlagState)fsit.next();
5611 //get the set of OptionalTaskDescriptors corresponding
5612 HashSet<OptionalTaskDescriptor> availabletasks = (HashSet<OptionalTaskDescriptor>)hashtbtemp.get(fs);
5613 //iterate through the OptionalTaskDescriptors and
5614 //store the pointers to the optionals struct (see on
5615 //top) into an array
5617 output.println("struct optionaltaskdescriptor * optionaltaskdescriptorarray_FS"+fscounter+"_"+cdtemp.getSafeSymbol()+"[] = {");
5618 for(Iterator<OptionalTaskDescriptor> mos = ordertd(availabletasks).iterator(); mos.hasNext();) {
5619 OptionalTaskDescriptor mm = mos.next();
5621 output.println("&optionaltaskdescriptor_"+mm.getuid()+"_"+cdtemp.getSafeSymbol());
5623 output.println("&optionaltaskdescriptor_"+mm.getuid()+"_"+cdtemp.getSafeSymbol()+",");
5626 output.println("};\n");
5628 //process flag information (what the flag after failure is) so we know what optionaltaskdescriptors to choose.
5631 for(Iterator flags = fs.getFlags(); flags.hasNext();) {
5632 FlagDescriptor flagd = (FlagDescriptor)flags.next();
5633 int id=1<<((Integer)flaginfo.get(flagd)).intValue();
5637 //process tag information
5640 boolean first = true;
5641 Enumeration tag_enum = fs.getTags();
5642 output.println("int tags_FS"+fscounter+"_"+cdtemp.getSafeSymbol()+"[]={");
5643 while(tag_enum.hasMoreElements()) {
5645 TagDescriptor tagd = (TagDescriptor)tag_enum.nextElement();
5649 output.println(", ");
5650 output.println("/*tagid*/"+state.getTagId(tagd));
5652 output.println("};");
5654 Set<TaskIndex> tiset=sa.getTaskIndex(fs);
5655 for(Iterator<TaskIndex> itti=tiset.iterator(); itti.hasNext();) {
5656 TaskIndex ti=itti.next();
5660 Set<OptionalTaskDescriptor> otdset=sa.getOptions(fs, ti);
5662 output.print("struct optionaltaskdescriptor * optionaltaskfailure_FS"+fscounter+"_"+ti.getTask().getSafeSymbol()+"_"+ti.getIndex()+"_array[] = {");
5663 boolean needcomma=false;
5664 for(Iterator<OptionalTaskDescriptor> otdit=ordertd(otdset).iterator(); otdit.hasNext();) {
5665 OptionalTaskDescriptor otd=otdit.next();
5669 output.println("&optionaltaskdescriptor_"+otd.getuid()+"_"+cdtemp.getSafeSymbol());
5671 output.println("};");
5673 output.print("struct taskfailure taskfailure_FS"+fscounter+"_"+ti.getTask().getSafeSymbol()+"_"+ti.getIndex()+" = {");
5674 output.print("&task_"+ti.getTask().getSafeSymbol()+", ");
5675 output.print(ti.getIndex()+", ");
5676 output.print(otdset.size()+", ");
5677 output.print("optionaltaskfailure_FS"+fscounter+"_"+ti.getTask().getSafeSymbol()+"_"+ti.getIndex()+"_array");
5678 output.println("};");
5681 tiset=sa.getTaskIndex(fs);
5682 boolean needcomma=false;
5684 output.println("struct taskfailure * taskfailurearray"+fscounter+"_"+cdtemp.getSafeSymbol()+"[]={");
5685 for(Iterator<TaskIndex> itti=tiset.iterator(); itti.hasNext();) {
5686 TaskIndex ti=itti.next();
5687 if (ti.isRuntime()) {
5694 output.print("&taskfailure_FS"+fscounter+"_"+ti.getTask().getSafeSymbol()+"_"+ti.getIndex());
5696 output.println("};\n");
5698 //Store the result in fsanalysiswrapper
5700 output.println("struct fsanalysiswrapper fsanalysiswrapper_FS"+fscounter+"_"+cdtemp.getSafeSymbol()+"={");
5701 output.println("/*flag*/"+flagid+",");
5702 output.println("/* number of tags*/"+tagcounter+",");
5703 output.println("tags_FS"+fscounter+"_"+cdtemp.getSafeSymbol()+",");
5704 output.println("/* numtask failures */"+(tiset.size()-runtimeti)+",");
5705 output.println("taskfailurearray"+fscounter+"_"+cdtemp.getSafeSymbol()+",");
5706 output.println("/* number of optionaltaskdescriptors */"+availabletasks.size()+",");
5707 output.println("optionaltaskdescriptorarray_FS"+fscounter+"_"+cdtemp.getSafeSymbol());
5708 output.println("};\n");
5712 //Build the array of fsanalysiswrappers
5713 output.println("struct fsanalysiswrapper * fsanalysiswrapperarray_"+cdtemp.getSafeSymbol()+"[] = {");
5714 boolean needcomma=false;
5715 for(int i = 0; i<fscounter; i++) {
5716 if (needcomma) output.print(",");
5717 output.println("&fsanalysiswrapper_FS"+(i+1)+"_"+cdtemp.getSafeSymbol());
5720 output.println("};");
5722 //Build the classanalysiswrapper referring to the previous array
5723 output.println("struct classanalysiswrapper classanalysiswrapper_"+cdtemp.getSafeSymbol()+"={");
5724 output.println("/*type*/"+cdtemp.getId()+",");
5725 output.println("/*numotd*/"+numotd+",");
5726 output.println("otdarray"+cdtemp.getSafeSymbol()+",");
5727 output.println("/* number of fsanalysiswrappers */"+fscounter+",");
5728 output.println("fsanalysiswrapperarray_"+cdtemp.getSafeSymbol()+"};\n");
5729 processedcd.add(cdtemp);
5732 //build an array containing every classes for which code has been build
5733 output.println("struct classanalysiswrapper * classanalysiswrapperarray[]={");
5734 for(int i=0; i<state.numClasses(); i++) {
5735 ClassDescriptor cn=cdarray[i];
5738 if ((cn != null) && (processedcd.contains(cn)))
5739 output.print("&classanalysiswrapper_"+cn.getSafeSymbol());
5741 output.print("NULL");
5743 output.println("};");
5745 output.println("#define MAXOTD "+maxotd);
5746 headers.println("#endif");
5749 public List<OptionalTaskDescriptor> ordertd(Set<OptionalTaskDescriptor> otdset) {
5750 Relation r=new Relation();
5751 for(Iterator<OptionalTaskDescriptor>otdit=otdset.iterator(); otdit.hasNext();) {
5752 OptionalTaskDescriptor otd=otdit.next();
5753 TaskIndex ti=new TaskIndex(otd.td, otd.getIndex());
5757 LinkedList<OptionalTaskDescriptor> l=new LinkedList<OptionalTaskDescriptor>();
5758 for(Iterator it=r.keySet().iterator(); it.hasNext();) {
5759 Set s=r.get(it.next());
5760 for(Iterator it2=s.iterator(); it2.hasNext();) {
5761 OptionalTaskDescriptor otd=(OptionalTaskDescriptor)it2.next();
5769 protected void outputTransCode(PrintWriter output) {
5772 private int calculateSizeOfSESEParamList(FlatSESEEnterNode fsen){
5774 Set<TempDescriptor> tdSet=new HashSet<TempDescriptor>();
5776 for (Iterator iterator = fsen.getInVarSet().iterator(); iterator.hasNext();) {
5777 TempDescriptor tempDescriptor = (TempDescriptor) iterator.next();
5778 if(!tempDescriptor.getType().isPrimitive() || tempDescriptor.getType().isArray()){
5779 tdSet.add(tempDescriptor);
5783 for (Iterator iterator = fsen.getOutVarSet().iterator(); iterator.hasNext();) {
5784 TempDescriptor tempDescriptor = (TempDescriptor) iterator.next();
5785 if(!tempDescriptor.getType().isPrimitive() || tempDescriptor.getType().isArray()){
5786 tdSet.add(tempDescriptor);
5790 return tdSet.size();
5793 private String calculateSizeOfSESEParamSize(FlatSESEEnterNode fsen){
5794 HashMap <String,Integer> map=new HashMap();
5795 HashSet <TempDescriptor> processed=new HashSet<TempDescriptor>();
5798 // space for all in and out set primitives
5799 Set<TempDescriptor> inSetAndOutSet = new HashSet<TempDescriptor>();
5800 inSetAndOutSet.addAll( fsen.getInVarSet() );
5801 inSetAndOutSet.addAll( fsen.getOutVarSet() );
5803 Set<TempDescriptor> inSetAndOutSetPrims = new HashSet<TempDescriptor>();
5805 Iterator<TempDescriptor> itr = inSetAndOutSet.iterator();
5806 while( itr.hasNext() ) {
5807 TempDescriptor temp = itr.next();
5808 TypeDescriptor type = temp.getType();
5809 if( !type.isPtr() ) {
5810 inSetAndOutSetPrims.add( temp );
5814 Iterator<TempDescriptor> itrPrims = inSetAndOutSetPrims.iterator();
5815 while( itrPrims.hasNext() ) {
5816 TempDescriptor temp = itrPrims.next();
5817 TypeDescriptor type = temp.getType();
5818 if(type.isPrimitive()){
5819 Integer count=map.get(type.getSymbol());
5821 count=new Integer(1);
5822 map.put(type.getSymbol(), count);
5824 map.put(type.getSymbol(), new Integer(count.intValue()+1));
5829 Set<String> keySet=map.keySet();
5830 for (Iterator iterator = keySet.iterator(); iterator.hasNext();) {
5831 String key = (String) iterator.next();
5832 rtr+="+sizeof("+key+")*"+map.get(key);