String mlperrstr = "if(status != 0) { "+
"sprintf(errmsg, \"MLP error at %s:%d\", __FILE__, __LINE__); "+
"perror(errmsg); exit(-1); }";
- Hashtable<FlatSESEEnterNode, FlatMethod> sese2bogusFlatMeth;
boolean nonSESEpass=true;
WriteBarrier wb;
DiscoverConflicts dc;
+ DiscoverConflicts recorddc;
DelayComputation delaycomp;
CallGraph callgraph;
}
if (state.SINGLETM&&state.DCOPTS) {
TypeAnalysis typeanalysis=new TypeAnalysis(locality, st, typeutil,callgraph);
- this.dc=new DiscoverConflicts(locality, st, typeanalysis);
+ this.dc=new DiscoverConflicts(locality, st, typeanalysis, null);
dc.doAnalysis();
}
if (state.DELAYCOMP) {
delaycomp=new DelayComputation(locality, st, typeanalysis, gft);
delaycomp.doAnalysis();
dc=delaycomp.getConflicts();
- }
-
- if(state.MLP) {
- sese2bogusFlatMeth = new Hashtable<FlatSESEEnterNode, FlatMethod>();
+ recorddc=new DiscoverConflicts(locality, st, typeanalysis, delaycomp.getCannotDelayMap(), true, true, null);
+ recorddc.doAnalysis();
}
}
if (state.MLP) {
outmethodheader.println("#include <stdlib.h>");
outmethodheader.println("#include <stdio.h>");
+ outmethodheader.println("#include <string.h>");
outmethodheader.println("#include \"mlp_runtime.h\"");
+ outmethodheader.println("#include \"psemaphore.h\"");
}
/* Output Structures */
outputTaskTypes(outtask);
}
+ if( state.MLP ) {
+ // have to initialize some SESE compiler data before
+ // analyzing normal methods, which must happen before
+ // generating SESE internal code
+ for(Iterator<FlatSESEEnterNode> seseit=mlpa.getAllSESEs().iterator();seseit.hasNext();) {
+ FlatSESEEnterNode fsen = seseit.next();
+ initializeSESE( fsen );
+ }
+ }
+
/* Build the actual methods */
outputMethods(outmethod);
private void outputMainMethod(PrintWriter outmethod) {
outmethod.println("int main(int argc, const char *argv[]) {");
outmethod.println(" int i;");
+
if (state.MLP) {
- outmethod.println(" mlpInit( "+mlpa.getAllSESEs().size()+", "+mlpa.getMaxSESEage()+" );");
+ //outmethod.println(" pthread_once( &mlpOnceObj, mlpInitOncePerThread );");
+ outmethod.println(" workScheduleInit( "+state.MLP_NUMCORES+", invokeSESEmethod );");
}
+
if (state.DSM) {
outmethod.println("#ifdef TRANSSTATS \n");
outmethod.println("handle();\n");
}
if (state.DSM) {
outmethod.println("if (dstmStartup(argv[1])) {");
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
outmethod.println(" struct ArrayObject * stringarray=allocate_newarray(NULL, STRINGARRAYTYPE, argc-2);");
} else {
outmethod.println(" struct ArrayObject * stringarray=allocate_newarray(STRINGARRAYTYPE, argc-2);");
}
} else {
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
outmethod.println(" struct ArrayObject * stringarray=allocate_newarray(NULL, STRINGARRAYTYPE, argc-1);");
} else {
outmethod.println(" struct ArrayObject * stringarray=allocate_newarray(STRINGARRAYTYPE, argc-1);");
} else
outmethod.println(" for(i=1;i<argc;i++) {");
outmethod.println(" int length=strlen(argv[i]);");
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
outmethod.println(" struct ___String___ *newstring=NewString(NULL, argv[i], length);");
} else {
outmethod.println(" struct ___String___ *newstring=NewString(argv[i], length);");
ClassDescriptor cd=typeutil.getMainClass();
outmethod.println(" {");
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
if (state.DSM||state.SINGLETM) {
outmethod.print(" struct "+cd.getSafeSymbol()+locality.getMain().getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params __parameterlist__={");
} else
if (state.DSM||state.SINGLETM) {
outmethod.println("#ifdef TRANSSTATS \n");
outmethod.println("printf(\"****** Transaction Stats ******\\n\");");
- outmethod.println("printf(\"numTransAbort= %d\\n\", numTransAbort);");
outmethod.println("printf(\"numTransCommit= %d\\n\", numTransCommit);");
+ outmethod.println("printf(\"numTransAbort= %d\\n\", numTransAbort);");
outmethod.println("printf(\"nSoftAbort= %d\\n\", nSoftAbort);");
if (state.DSM) {
outmethod.println("printf(\"nchashSearch= %d\\n\", nchashSearch);");
outmethod.println("printf(\"nSoftAbortCommit= %d\\n\", nSoftAbortCommit);");
outmethod.println("#ifdef STMSTATS\n");
outmethod.println("for(i=0; i<TOTALNUMCLASSANDARRAY; i++) {\n");
- outmethod.println(" printf(\"typesCausingAbort[%d]= %d\\n\", i, typesCausingAbort[i]);\n");
+ outmethod.println(" printf(\"typesCausingAbort[%2d] numaccess= %5d numabort= %3d\\n\", i, typesCausingAbort[i].numaccess, typesCausingAbort[i].numabort);\n");
outmethod.println("}\n");
outmethod.println("#endif\n");
outmethod.println("fflush(stdout);");
if (state.THREAD||state.SINGLETM)
outmethod.println("pthread_exit(NULL);");
+ if (state.MLP) {
+ outmethod.println(" workScheduleBegin();");
+ }
+
outmethod.println("}");
}
outmethod.println("#include <stdlib.h>");
outmethod.println("#include <stdio.h>");
outmethod.println("#include \"mlp_runtime.h\"");
+ outmethod.println("#include \"psemaphore.h\"");
}
outstructs.println("#define INTPTR int");
outstructs.println("#endif");
outstructs.println("#endif");
+ if( state.MLP ) {
+ outstructs.println("#include \"mlp_runtime.h\"");
+ outstructs.println("#include \"psemaphore.h\"");
+ }
/* Output #defines that the runtime uses to determine type
* numbers for various objects it needs */
if(!state.MULTICORE) {
outclassdefs.println(" void * flagptr;");
} else {
- outclassdefs.println(" int version;");
- outclassdefs.println(" struct ___Object___ * original;");
- //outclassdefs.println(" int numlocks;"); // array for locks
- outclassdefs.println(" int * lock;");
+ outclassdefs.println(" int version;");
+ outclassdefs.println(" int * lock;"); // lock entry for this obj
+ outclassdefs.println(" int mutex;");
+ outclassdefs.println(" int lockcount;");
+ if(state.MULTICOREGC) {
+ outclassdefs.println(" int marked;");
+ }
}
if(state.OPTIONAL) {
outclassdefs.println(" int numfses;");
}
printClassStruct(typeutil.getClass(TypeUtil.ObjectClass), outclassdefs);
+ if (state.ARRAYPAD)
+ outclassdefs.println(" int paddingforarray;");
+
outclassdefs.println(" int ___length___;");
outclassdefs.println("};\n");
outclassdefs.println("extern int classsize[];");
outclassdefs.println("extern int nSoftAbortAbort;");
outclassdefs.println("extern int nSoftAbortCommit;");
outclassdefs.println("#ifdef STMSTATS\n");
- outclassdefs.println("extern int typesCausingAbort[];");
+ outclassdefs.println("extern objtypestat_t typesCausingAbort[];");
outclassdefs.println("#endif\n");
}
outclassdefs.print("#endif\n");
for(int i=0; i<fm.numParameters(); i++) {
TempDescriptor temp=fm.getParameter(i);
TypeDescriptor type=temp.getType();
- if (type.isPtr()&&GENERATEPRECISEGC)
+ if (type.isPtr()&&((GENERATEPRECISEGC) || (this.state.MULTICOREGC)))
objectparams.addPtr(temp);
else
objectparams.addPrim(temp);
for(int i=0; i<fm.numTags(); i++) {
TempDescriptor temp=fm.getTag(i);
- if (GENERATEPRECISEGC)
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC))
objectparams.addPtr(temp);
else
objectparams.addPrim(temp);
for(int i=0; i<writes.length; i++) {
TempDescriptor temp=writes[i];
TypeDescriptor type=temp.getType();
- if (type.isPtr()&&GENERATEPRECISEGC)
+ if (type.isPtr()&&((GENERATEPRECISEGC) || (this.state.MULTICOREGC)))
objecttemps.addPtr(temp);
else
objecttemps.addPrim(temp);
for(Iterator<TempDescriptor> tmpit=backuptable.get(lb).values().iterator(); tmpit.hasNext();) {
TempDescriptor tmp=tmpit.next();
TypeDescriptor type=tmp.getType();
- if (type.isPtr()&&GENERATEPRECISEGC)
+ if (type.isPtr()&&((GENERATEPRECISEGC) || (this.state.MULTICOREGC)))
objecttemps.addPtr(tmp);
else
objecttemps.addPrim(tmp);
/* Create temp to hold revert table */
if (state.DSM&&(lb.getHasAtomic()||lb.isAtomic())) {
TempDescriptor reverttmp=new TempDescriptor("revertlist", typeutil.getClass(TypeUtil.ObjectClass));
- if (GENERATEPRECISEGC)
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC))
objecttemps.addPtr(reverttmp);
else
objecttemps.addPrim(reverttmp);
if (!fieldorder.containsKey(cn)) {
Vector fields=new Vector();
fieldorder.put(cn,fields);
- if (sp==null&&!state.TASK) {
- fields.add(cn.getFieldTable().get("cachedCode"));
- }
- Iterator fieldit=cn.getFields();
- while(fieldit.hasNext()) {
- FieldDescriptor fd=(FieldDescriptor)fieldit.next();
- if ((sp==null||!sp.getFieldTable().contains(fd.getSymbol()))&&
- (!fd.getSymbol().equals("cachedCode")||state.TASK))
+ Vector fieldvec=cn.getFieldVec();
+ for(int i=0;i<fieldvec.size();i++) {
+ FieldDescriptor fd=(FieldDescriptor)fieldvec.get(i);
+ if ((sp==null||!sp.getFieldTable().contains(fd.getSymbol())))
fields.add(fd);
}
}
classdefout.println(" void * flagptr;");
} else if (state.MULTICORE) {
classdefout.println(" int version;");
- classdefout.println(" struct ___Object___ * original;");
- //classdefout.println(" int numlocks;"); // array for locks
- classdefout.println(" int * lock;");
+ classdefout.println(" int * lock;"); // lock entry for this obj
+ classdefout.println(" int mutex;");
+ classdefout.println(" int lockcount;");
+ if(state.MULTICOREGC) {
+ classdefout.println(" int marked;");
+ }
}
if (state.OPTIONAL) {
classdefout.println(" int numfses;");
private void generateMethodParam(ClassDescriptor cn, MethodDescriptor md, LocalityBinding lb, PrintWriter output) {
/* Output parameter structure */
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
ParamsObject objectparams=(ParamsObject) paramstable.get(lb!=null ? lb : md);
if ((state.DSM||state.SINGLETM)&&lb!=null)
output.println("struct "+cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params {");
generateMethodParam(cn, md, lb, output);
/* Output temp structure */
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
if (state.DSM||state.SINGLETM)
output.println("struct "+cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_locals {");
else
headersout.print(cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(");
}
boolean printcomma=false;
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
if (state.DSM||state.SINGLETM) {
headersout.print("struct "+cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * "+paramsprefix);
} else
TempObject objecttemps=(TempObject) tempstable.get(task);
/* Output parameter structure */
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
output.println("struct "+task.getSafeSymbol()+"_params {");
output.println(" INTPTR size;");
}
/* Output temp structure */
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
output.println("struct "+task.getSafeSymbol()+"_locals {");
output.println(" INTPTR size;");
output.println(" void * next;");
headersout.print("void " + task.getSafeSymbol()+"(");
boolean printcomma=false;
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
headersout.print("struct "+task.getSafeSymbol()+"_params * "+paramsprefix);
} else
headersout.print("void * parameterarray[]");
}
}
}
-
+ //turn off write barrier generation
+ wb.turnoff();
+ state.SINGLETM=false;
generateCode(faen, fm, lb, exitset, output, false);
+ state.SINGLETM=true;
+ //turn on write barrier generation
+ wb.turnon();
output.println("}\n\n");
}
}
}
}
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
if (md!=null&&(state.DSM||state.SINGLETM))
output.print(" struct "+cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_locals "+localsprefix+"={");
else if (md!=null&&!(state.DSM||state.SINGLETM))
output.println(" "+type.getSafeSymbol()+" "+td.getSafeSymbol()+";");
}
+
+ if( state.MLP ) {
+ if( fm.getNext(0) instanceof FlatSESEEnterNode ) {
+ FlatSESEEnterNode callerSESEplaceholder = (FlatSESEEnterNode) fm.getNext( 0 );
+ if( callerSESEplaceholder != mlpa.getMainSESE() ) {
+ // declare variables for naming static SESE's
+ output.println(" /* static SESE names */");
+ Iterator<SESEandAgePair> pItr = callerSESEplaceholder.getNeededStaticNames().iterator();
+ while( pItr.hasNext() ) {
+ SESEandAgePair p = pItr.next();
+ output.println(" void* "+p+";");
+ }
+
+ // declare variables for tracking dynamic sources
+ output.println(" /* dynamic variable sources */");
+ Iterator<TempDescriptor> dynSrcItr = callerSESEplaceholder.getDynamicVarSet().iterator();
+ while( dynSrcItr.hasNext() ) {
+ TempDescriptor dynSrcVar = dynSrcItr.next();
+ output.println(" void* "+dynSrcVar+"_srcSESE;");
+ output.println(" int "+dynSrcVar+"_srcOffset;");
+ }
+ }
+ }
+ }
+
+
/* Check to see if we need to do a GC if this is a
* multi-threaded program...*/
- if ((state.THREAD||state.DSM||state.SINGLETM)&&GENERATEPRECISEGC) {
+ if (((state.THREAD||state.DSM||state.SINGLETM)&&GENERATEPRECISEGC)
+ || this.state.MULTICOREGC) {
//Don't bother if we aren't in recursive methods...The loops case will catch it
if (callgraph.getAllMethods(md).contains(md)) {
if (state.DSM&&lb.isAtomic())
output.println("if (needtocollect) checkcollect2("+localsprefixaddr+");");
- else
+ else if (this.state.MULTICOREGC) {
+ output.println("if(gcflag) gc("+localsprefixaddr+");");
+ } else
output.println("if (needtocollect) checkcollect("+localsprefixaddr+");");
}
}
output.println("}\n\n");
}
- // when a new mlp thread is created for an issued SESE, it is started
- // by running this method which blocks on a cond variable until
- // it is allowed to transition to execute. Then a case statement
- // allows it to invoke the method with the proper SESE body, and after
- // exiting the SESE method, executes proper SESE exit code before the
- // thread can be destroyed
- private void generateSESEinvocationMethod(PrintWriter outmethodheader,
- PrintWriter outmethod
- ) {
-
- outmethodheader.println("void invokeSESEmethod( void* vargs );");
- outmethod.println( "void invokeSESEmethod( void* vargs ) {");
- outmethod.println( " int status;");
- outmethod.println( " char errmsg[128];");
- outmethod.println( " invokeSESEargs* args = (invokeSESEargs*) vargs;");
-
- /*
- // wait on a condition variable that dispatcher will signal
- // then this SESE instance's dependencies are resolved
- outmethod.println( " status = pthread_mutex_lock( args->invokee->startCondVarLock );");
- outmethod.println( " "+mlperrstr);
- outmethod.println( " while( !(args->invokee->startedExecuting) ){");
- outmethod.println( " status = pthread_cond_wait( args->invokee->startCondVar, args->invokee->startCondVarLock );");
- outmethod.println( " "+mlperrstr);
- outmethod.println( " }");
- */
-
- // generate a case for each SESE class that can be invoked
- outmethod.println( " switch( args->classID ) {");
- outmethod.println( " ");
- for(Iterator<FlatSESEEnterNode> seseit=mlpa.getAllSESEs().iterator();seseit.hasNext();) {
- FlatSESEEnterNode fsen = seseit.next();
- outmethod.println( " /* "+fsen.getPrettyIdentifier()+" */");
- outmethod.println( " case "+fsen.getIdentifier()+":");
- generateSESEinvocation(fsen, outmethod);
- outmethod.println( " break;");
- outmethod.println( "");
- }
-
- // default case should never be taken, error out
- outmethod.println( " default:");
- outmethod.println( " printf(\"Error: unknown SESE class ID in invoke method.\\n\");");
- outmethod.println( " exit(-30);");
- outmethod.println( " break;");
- outmethod.println( " }");
- outmethod.println( "}\n\n");
- }
-
- private void generateSESEinvocation(FlatSESEEnterNode fsen,
- PrintWriter output
- ) {
-
- FlatMethod fm = fsen.getEnclosingFlatMeth();
- MethodDescriptor md = fm.getMethod();
- ClassDescriptor cn = md.getClassDesc();
-
- FlatMethod bogusfm = sese2bogusFlatMeth.get(fsen);
- MethodDescriptor bogusmd = bogusfm.getMethod();
- ParamsObject objectparams = (ParamsObject)paramstable.get(bogusmd);
-
- // first copy SESE record into param structure
-
-
- // then invoke the sese's method
- output.print(" "+cn.getSafeSymbol()+bogusmd.getSafeSymbol()+"_"+bogusmd.getSafeMethodDescriptor());
- output.print("( args->invokee, ");
-
- // first argument is parameter structure
- output.print("(struct "+cn.getSafeSymbol()+bogusmd.getSafeSymbol()+"__params*)");
- output.print("&(args->invokee->paramStruct)");
-
- // other arguments are primitive parameters
- for(int i=0; i<objectparams.numPrimitives(); i++) {
- TempDescriptor td=objectparams.getPrimitive(i);
- TypeDescriptor type=td.getType();
- assert type.isPrimitive();
- output.print( ", (("+fsen.namespaceStructNameString()+
- "*)args->invokee->namespace)->"+td );
- }
-
- output.println(");");
- }
-
- protected void generateMethodSESE(FlatSESEEnterNode fsen,
- LocalityBinding lb,
- PrintWriter outputStructs,
- PrintWriter outputMethHead,
- PrintWriter outputMethods
- ) {
+ protected void initializeSESE( FlatSESEEnterNode fsen ) {
- FlatMethod fm = fsen.getEnclosingFlatMeth();
+ FlatMethod fm = fsen.getfmEnclosing();
MethodDescriptor md = fm.getMethod();
ClassDescriptor cn = md.getClassDesc();
- //Creates bogus method descriptor to index into tables
- Modifiers bogusmod=new Modifiers();
- MethodDescriptor bogusmd=new MethodDescriptor(bogusmod,
- new TypeDescriptor(TypeDescriptor.VOID),
- "sese_"+fsen.getPrettyIdentifier()+fsen.getIdentifier());
- bogusmd.setClassDesc(cn);
- FlatMethod bogusfm=new FlatMethod(bogusmd, null);
- sese2bogusFlatMeth.put(fsen, bogusfm);
-
-
- //Build paramsobj for bogus method descriptor
- ParamsObject objectparams=new ParamsObject(bogusmd, tag++);
- paramstable.put(bogusmd, objectparams);
+ // Creates bogus method descriptor to index into tables
+ Modifiers modBogus = new Modifiers();
+ MethodDescriptor mdBogus =
+ new MethodDescriptor( modBogus,
+ new TypeDescriptor( TypeDescriptor.VOID ),
+ "sese_"+fsen.getPrettyIdentifier()+fsen.getIdentifier()
+ );
- for(int i=0; i<fsen.numParameters(); i++) {
- TempDescriptor temp=fsen.getParameter(i);
- TypeDescriptor type=temp.getType();
- if (type.isPtr()&&GENERATEPRECISEGC) {
- objectparams.addPtr(temp);
+ mdBogus.setClassDesc( fsen.getcdEnclosing() );
+ FlatMethod fmBogus = new FlatMethod( mdBogus, null );
+ fsen.setfmBogus( fmBogus );
+ fsen.setmdBogus( mdBogus );
+
+ Set<TempDescriptor> inSetAndOutSet = new HashSet<TempDescriptor>();
+ inSetAndOutSet.addAll( fsen.getInVarSet() );
+ inSetAndOutSet.addAll( fsen.getOutVarSet() );
+
+ // Build paramsobj for bogus method descriptor
+ ParamsObject objectparams = new ParamsObject( mdBogus, tag++ );
+ paramstable.put( mdBogus, objectparams );
+
+ Iterator<TempDescriptor> itr = inSetAndOutSet.iterator();
+ while( itr.hasNext() ) {
+ TempDescriptor temp = itr.next();
+ TypeDescriptor type = temp.getType();
+ if( type.isPtr() ) {
+ objectparams.addPtr( temp );
} else {
- objectparams.addPrim(temp);
+ objectparams.addPrim( temp );
}
}
-
-
- //Build normal temp object for bogus method descriptor
- TempObject objecttemps=new TempObject(objectparams,bogusmd,tag++);
- tempstable.put(bogusmd, objecttemps);
+
+ // Build normal temp object for bogus method descriptor
+ TempObject objecttemps = new TempObject( objectparams, mdBogus, tag++ );
+ tempstable.put( mdBogus, objecttemps );
for(Iterator nodeit=fsen.getNodeSet().iterator(); nodeit.hasNext();) {
FlatNode fn=(FlatNode)nodeit.next();
for(int i=0; i<writes.length; i++) {
TempDescriptor temp=writes[i];
TypeDescriptor type=temp.getType();
- if (type.isPtr()&&GENERATEPRECISEGC)
+ if (type.isPtr()&&GENERATEPRECISEGC) {
objecttemps.addPtr(temp);
- else
+ } else {
objecttemps.addPrim(temp);
+ }
}
}
-
- // declare namespace struct
- outputStructs.println(fsen.namespaceStructDeclarationString());
-
- //Generate code for parameters structure
- generateMethodParam(cn, bogusmd, null, outputStructs);
+ }
+
+ protected void generateMethodSESE(FlatSESEEnterNode fsen,
+ LocalityBinding lb,
+ PrintWriter outputStructs,
+ PrintWriter outputMethHead,
+ PrintWriter outputMethods
+ ) {
- //Generate code for locals structure
- outputStructs.println("struct "+cn.getSafeSymbol()+bogusmd.getSafeSymbol()+"_"+bogusmd.getSafeMethodDescriptor()+"_locals {");
+ ParamsObject objectparams = (ParamsObject) paramstable.get( fsen.getmdBogus() );
+
+ TempObject objecttemps = (TempObject) tempstable.get( fsen.getmdBogus() );
+
+ // generate locals structure
+ outputStructs.println("struct "+fsen.getcdEnclosing().getSafeSymbol()+fsen.getmdBogus().getSafeSymbol()+"_"+fsen.getmdBogus().getSafeMethodDescriptor()+"_locals {");
outputStructs.println(" INTPTR size;");
outputStructs.println(" void * next;");
for(int i=0; i<objecttemps.numPointers(); i++) {
outputStructs.println(" struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+";");
}
outputStructs.println("};\n");
+
+
+ // generate the SESE record structure
+ outputStructs.println(fsen.getSESErecordName()+" {");
+ // data common to any SESE, and it must be placed first so
+ // a module that doesn't know what kind of SESE record this
+ // is can cast the pointer to a common struct
+ outputStructs.println(" SESEcommon common;");
- // write method declaration to header file
- outputMethHead.print("void ");
- outputMethHead.print(cn.getSafeSymbol()+bogusmd.getSafeSymbol()+"_"+bogusmd.getSafeMethodDescriptor()+"(");
- outputMethHead.print("SESErecord* currentSESE, ");
- boolean printcomma=false;
- if (GENERATEPRECISEGC) {
- outputMethHead.print("struct "+cn.getSafeSymbol()+
- bogusmd.getSafeSymbol()+"_"+
- bogusmd.getSafeMethodDescriptor()+"_params * "+paramsprefix);
- printcomma=true;
+ // then garbage list stuff
+ outputStructs.println(" INTPTR size;");
+ outputStructs.println(" void * next;");
+
+ // in-set source tracking
+ // in-vars that are READY come from parent, don't need anything
+ // stuff STATIC needs a custom SESE pointer for each age pair
+ Iterator<SESEandAgePair> itrStaticInVarSrcs = fsen.getStaticInVarSrcs().iterator();
+ while( itrStaticInVarSrcs.hasNext() ) {
+ SESEandAgePair srcPair = itrStaticInVarSrcs.next();
+ outputStructs.println(" "+srcPair.getSESE().getSESErecordName()+"* "+srcPair+";");
+ }
+
+ // DYNAMIC stuff needs a source SESE ptr and offset
+ Iterator<TempDescriptor> itrDynInVars = fsen.getDynamicInVarSet().iterator();
+ while( itrDynInVars.hasNext() ) {
+ TempDescriptor dynInVar = itrDynInVars.next();
+ outputStructs.println(" void* "+dynInVar+"_srcSESE;");
+ outputStructs.println(" int "+dynInVar+"_srcOffset;");
+ }
+
+ // space for all in and out set primitives
+ Set<TempDescriptor> inSetAndOutSet = new HashSet<TempDescriptor>();
+ inSetAndOutSet.addAll( fsen.getInVarSet() );
+ inSetAndOutSet.addAll( fsen.getOutVarSet() );
+
+ Set<TempDescriptor> inSetAndOutSetPrims = new HashSet<TempDescriptor>();
+
+ Iterator<TempDescriptor> itr = inSetAndOutSet.iterator();
+ while( itr.hasNext() ) {
+ TempDescriptor temp = itr.next();
+ TypeDescriptor type = temp.getType();
+ if( !type.isPtr() ) {
+ inSetAndOutSetPrims.add( temp );
+ }
}
- // Output parameter list
- for(int i=0; i<objectparams.numPrimitives(); i++) {
- TempDescriptor temp=objectparams.getPrimitive(i);
- if (printcomma)
- outputMethHead.print(", ");
- printcomma=true;
- if (temp.getType().isClass()||temp.getType().isArray())
- outputMethHead.print("struct " + temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol());
+
+ Iterator<TempDescriptor> itrPrims = inSetAndOutSetPrims.iterator();
+ while( itrPrims.hasNext() ) {
+ TempDescriptor temp = itrPrims.next();
+ TypeDescriptor type = temp.getType();
+ outputStructs.println(" "+temp.getType().getSafeSymbol()+" "+temp.getSafeSymbol()+";");
+ }
+
+ for(int i=0; i<objectparams.numPointers(); i++) {
+ TempDescriptor temp=objectparams.getPointer(i);
+ if (temp.getType().isNull())
+ outputStructs.println(" void * "+temp.getSafeSymbol()+";");
else
- outputMethHead.print(temp.getType().getSafeSymbol()+" "+temp.getSafeSymbol());
+ outputStructs.println(" struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+";");
}
+
+ outputStructs.println("};\n");
+
+
+ // write method declaration to header file
+ outputMethHead.print("void ");
+ outputMethHead.print(fsen.getSESEmethodName()+"(");
+ outputMethHead.print(fsen.getSESErecordName()+"* "+paramsprefix);
outputMethHead.println(");\n");
- generateFlatMethodSESE(bogusfm, cn, fsen, fsen.getFlatExit(), outputMethods);
+ generateFlatMethodSESE( fsen.getfmBogus(),
+ fsen.getcdEnclosing(),
+ fsen,
+ fsen.getFlatExit(),
+ outputMethods );
}
private void generateFlatMethodSESE(FlatMethod fm,
ClassDescriptor cn,
- FlatSESEEnterNode seseEnter,
+ FlatSESEEnterNode fsen,
FlatSESEExitNode seseExit,
PrintWriter output
) {
MethodDescriptor md=fm.getMethod();
- ParamsObject objectparams=(ParamsObject)paramstable.get(md);
- generateHeader(fm, null, md, output, true);
- TempObject objecttemp=(TempObject) tempstable.get(md);
+ output.print("void ");
+ output.print(fsen.getSESEmethodName()+"(");
+ output.print(fsen.getSESErecordName()+"* "+paramsprefix);
+ output.println("){\n");
+
+ TempObject objecttemp=(TempObject) tempstable.get(md);
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
output.print(" struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_locals "+localsprefix+"={");
output.print(objecttemp.numPointers()+",");
- output.print(paramsprefix);
+ output.print("(void*) &("+paramsprefix+"->size)");
for(int j=0; j<objecttemp.numPointers(); j++)
output.print(", NULL");
output.println("};");
}
+ output.println(" /* regular local primitives */");
for(int i=0; i<objecttemp.numPrimitives(); i++) {
TempDescriptor td=objecttemp.getPrimitive(i);
TypeDescriptor type=td.getType();
}
- // declare variables for naming SESE's
- Iterator<SESEandAgePair> pItr = seseEnter.getNeededStaticNames().iterator();
+ // declare variables for naming static SESE's
+ output.println(" /* static SESE names */");
+ Iterator<SESEandAgePair> pItr = fsen.getNeededStaticNames().iterator();
while( pItr.hasNext() ) {
SESEandAgePair p = pItr.next();
- output.println(" SESErecord* "+p+";");
+ output.println(" void* "+p+";");
+ }
+
+ // declare variables for tracking dynamic sources
+ output.println(" /* dynamic variable sources */");
+ Iterator<TempDescriptor> dynSrcItr = fsen.getDynamicVarSet().iterator();
+ while( dynSrcItr.hasNext() ) {
+ TempDescriptor dynSrcVar = dynSrcItr.next();
+ output.println(" void* "+dynSrcVar+"_srcSESE;");
+ output.println(" int "+dynSrcVar+"_srcOffset;");
+ }
+
+ // declare local temps for in-set primitives, and if it is
+ // a ready-source variable, get the value from the record
+ output.println(" /* local temps for in-set primitives */");
+ Iterator<TempDescriptor> itrInSet = fsen.getInVarSet().iterator();
+ while( itrInSet.hasNext() ) {
+ TempDescriptor temp = itrInSet.next();
+ TypeDescriptor type = temp.getType();
+ if( !type.isPtr() ) {
+ if( fsen.getReadyInVarSet().contains( temp ) ) {
+ output.println(" "+type+" "+temp+" = "+paramsprefix+"->"+temp+";");
+ } else {
+ output.println(" "+type+" "+temp+";");
+ }
+ }
+ }
+
+ // declare local temps for out-set primitives if its not already
+ // in the in-set, and it's value will get written so no problem
+ output.println(" /* local temp for out-set prim, not already in the in-set */");
+ Iterator<TempDescriptor> itrOutSet = fsen.getOutVarSet().iterator();
+ while( itrOutSet.hasNext() ) {
+ TempDescriptor temp = itrOutSet.next();
+ TypeDescriptor type = temp.getType();
+ if( !type.isPtr() && !fsen.getInVarSet().contains( temp ) ) {
+ output.println(" "+type+" "+temp+";");
+ }
+ }
+
+ // copy in-set into place, ready vars were already
+ // copied when the SESE was issued
+ Iterator<TempDescriptor> tempItr;
+
+ // static vars are from a known SESE
+ tempItr = fsen.getStaticInVarSet().iterator();
+ while( tempItr.hasNext() ) {
+ TempDescriptor temp = tempItr.next();
+ VariableSourceToken vst = fsen.getStaticInVarSrc( temp );
+ SESEandAgePair srcPair = new SESEandAgePair( vst.getSESE(), vst.getAge() );
+
+ // can't grab something from this source until it is done
+ output.println(" {");
+ output.println(" SESEcommon* com = (SESEcommon*)"+paramsprefix+"->"+srcPair+";" );
+ output.println(" pthread_mutex_lock( &(com->lock) );");
+ output.println(" while( com->doneExecuting == FALSE ) {");
+ output.println(" pthread_cond_wait( &(com->doneCond), &(com->lock) );");
+ output.println(" }");
+ output.println(" pthread_mutex_unlock( &(com->lock) );");
+
+ output.println(" "+generateTemp( fsen.getfmBogus(), temp, null )+
+ " = "+paramsprefix+"->"+srcPair+"->"+vst.getAddrVar()+";");
+
+ output.println(" }");
+ }
+
+ // dynamic vars come from an SESE and src
+ tempItr = fsen.getDynamicInVarSet().iterator();
+ while( tempItr.hasNext() ) {
+ TempDescriptor temp = tempItr.next();
+ TypeDescriptor type = temp.getType();
+
+ // go grab it from the SESE source
+ output.println(" if( "+paramsprefix+"->"+temp+"_srcSESE != NULL ) {");
+
+ // gotta wait until the source is done
+ output.println(" SESEcommon* com = (SESEcommon*)"+paramsprefix+"->"+temp+"_srcSESE;" );
+ output.println(" pthread_mutex_lock( &(com->lock) );");
+ output.println(" while( com->doneExecuting == FALSE ) {");
+ output.println(" pthread_cond_wait( &(com->doneCond), &(com->lock) );");
+ output.println(" }");
+ output.println(" pthread_mutex_unlock( &(com->lock) );");
+
+ String typeStr;
+ if( type.isNull() ) {
+ typeStr = "void*";
+ } else if( type.isClass() || type.isArray() ) {
+ typeStr = "struct "+type.getSafeSymbol()+"*";
+ } else {
+ typeStr = type.getSafeSymbol();
+ }
+
+ output.println(" "+generateTemp( fsen.getfmBogus(), temp, null )+
+ " = *(("+typeStr+"*) ("+
+ paramsprefix+"->"+temp+"_srcSESE + "+
+ paramsprefix+"->"+temp+"_srcOffset));");
+
+ // or if the source was our parent, its in the record to grab
+ output.println(" } else {");
+ output.println(" "+generateTemp( fsen.getfmBogus(), temp, null )+
+ " = "+paramsprefix+"->"+temp+";");
+ output.println(" }");
}
-
// Check to see if we need to do a GC if this is a
// multi-threaded program...
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
//Don't bother if we aren't in recursive methods...The loops case will catch it
if (callgraph.getAllMethods(md).contains(md)) {
- output.println("if (needtocollect) checkcollect("+localsprefixaddr+");");
+ if(this.state.MULTICOREGC) {
+ output.println("if(gcflag) gc("+localsprefixaddr+");");
+ } else {
+ output.println("if (needtocollect) checkcollect("+localsprefixaddr+");");
+ }
}
}
+ // initialize thread-local var to a non-zero, invalid address
+ output.println(" seseCaller = (SESEcommon*) 0x2;");
+
HashSet<FlatNode> exitset=new HashSet<FlatNode>();
- exitset.add(seseExit);
- generateCode(seseEnter.getNext(0), fm, null, exitset, output, true);
+ exitset.add(seseExit);
+ generateCode(fsen.getNext(0), fm, null, exitset, output, true);
output.println("}\n\n");
}
+
+ // when a new mlp thread is created for an issued SESE, it is started
+ // by running this method which blocks on a cond variable until
+ // it is allowed to transition to execute. Then a case statement
+ // allows it to invoke the method with the proper SESE body, and after
+ // exiting the SESE method, executes proper SESE exit code before the
+ // thread can be destroyed
+ private void generateSESEinvocationMethod(PrintWriter outmethodheader,
+ PrintWriter outmethod
+ ) {
+
+ outmethodheader.println("void* invokeSESEmethod( void* seseRecord );");
+ outmethod.println( "void* invokeSESEmethod( void* seseRecord ) {");
+ outmethod.println( " int status;");
+ outmethod.println( " char errmsg[128];");
+
+ // generate a case for each SESE class that can be invoked
+ outmethod.println( " switch( *((int*)seseRecord) ) {");
+ outmethod.println( " ");
+ for(Iterator<FlatSESEEnterNode> seseit=mlpa.getAllSESEs().iterator();seseit.hasNext();) {
+ FlatSESEEnterNode fsen = seseit.next();
+
+ outmethod.println( " /* "+fsen.getPrettyIdentifier()+" */");
+ outmethod.println( " case "+fsen.getIdentifier()+":");
+ outmethod.println( " "+fsen.getSESEmethodName()+"( seseRecord );");
+
+ if( fsen.equals( mlpa.getMainSESE() ) ) {
+ outmethod.println( " /* work scheduler works forever, explicitly exit */");
+ outmethod.println( " exit( 0 );");
+ }
+
+ outmethod.println( " break;");
+ outmethod.println( "");
+ }
+
+ // default case should never be taken, error out
+ outmethod.println( " default:");
+ outmethod.println( " printf(\"Error: unknown SESE class ID in invoke method.\\n\");");
+ outmethod.println( " exit(-30);");
+ outmethod.println( " break;");
+ outmethod.println( " }");
+ outmethod.println( " return NULL;");
+ outmethod.println( "}\n\n");
+ }
+
+
protected void generateCode(FlatNode first,
FlatMethod fm,
LocalityBinding lb,
Set<FlatNode> stopset,
PrintWriter output, boolean firstpass) {
- // for any method, allocate temps to use when
- // issuing a new SESE sometime during the execution
- // of that method, whether it be a user-defined method
- // or a method representing the body of an SESE
- // TODO: only do this if we know the method actually
- // contains an SESE issue, not currently an annotation
- if( state.MLP ) {
- output.println(" SESErecord* tempSESE;");
- output.println(" invokeSESEargs* tempSESEargs;");
- }
-
/* Assign labels to FlatNode's if necessary.*/
Hashtable<FlatNode, Integer> nodetolabel=assignLabels(first, stopset);
output.println("primitives->"+tmp.getSafeSymbol()+"="+tmp.getSafeSymbol()+";");
}
}
+ if (state.MLP && stopset!=null) {
+ assert first.getPrev( 0 ) instanceof FlatSESEEnterNode;
+ assert current_node instanceof FlatSESEExitNode;
+ FlatSESEEnterNode fsen = (FlatSESEEnterNode) first.getPrev( 0 );
+ FlatSESEExitNode fsxn = (FlatSESEExitNode) current_node;
+ assert fsen.getFlatExit().equals( fsxn );
+ assert fsxn.getFlatEnter().equals( fsen );
+ }
if (current_node.kind()!=FKind.FlatReturnNode) {
output.println(" return;");
}
current_node=null;
} else if(current_node.numNext()==1) {
FlatNode nextnode;
- if (state.MLP && current_node.kind()==FKind.FlatSESEEnterNode) {
+ if (state.MLP &&
+ current_node.kind()==FKind.FlatSESEEnterNode &&
+ !((FlatSESEEnterNode)current_node).getIsCallerSESEplaceholder()
+ ) {
FlatSESEEnterNode fsen = (FlatSESEEnterNode)current_node;
generateFlatNode(fm, lb, current_node, output);
nextnode=fsen.getFlatExit().getNext(0);
if (firstpass) {
//need to store value written by previous node
if (wrtmp.getType().isPtr()) {
- output.println("STOREPTR("+generateTemp(fm, wrtmp,lb)+");");
+ //only lock the objects that may actually need locking
+ if (recorddc.getNeedTrans(lb, current_node)) {
+ output.println("STOREPTR("+generateTemp(fm, wrtmp,lb)+");");
+ } else {
+ output.println("STOREPTRNOLOCK("+generateTemp(fm, wrtmp,lb)+");");
+ }
} else {
output.println("STORE"+wrtmp.getType().getSafeDescriptor()+"("+generateTemp(fm, wrtmp, lb)+");");
}
}
protected void generateFlatNode(FlatMethod fm, LocalityBinding lb, FlatNode fn, PrintWriter output) {
+
+ // insert pre-node actions from the code plan
+ if( state.MLP ) {
+
+ CodePlan cp = mlpa.getCodePlan( fn );
+ if( cp != null ) {
+
+ FlatSESEEnterNode currentSESE = cp.getCurrentSESE();
+
+ // for each sese and age pair that this parent statement
+ // must stall on, take that child's stall semaphore, the
+ // copying of values comes after the statement
+ Iterator<VariableSourceToken> vstItr = cp.getStallTokens().iterator();
+ while( vstItr.hasNext() ) {
+ VariableSourceToken vst = vstItr.next();
+
+ SESEandAgePair p = new SESEandAgePair( vst.getSESE(), vst.getAge() );
+
+ output.println(" {");
+ output.println(" SESEcommon* common = (SESEcommon*) "+p+";");
+
+ output.println(" pthread_mutex_lock( &(common->lock) );");
+ output.println(" while( common->doneExecuting == FALSE ) {");
+ output.println(" pthread_cond_wait( &(common->doneCond), &(common->lock) );");
+ output.println(" }");
+ output.println(" pthread_mutex_unlock( &(common->lock) );");
+
+ //output.println(" psem_take( &(common->stallSem) );");
+
+ // copy things we might have stalled for
+ output.println(" "+p.getSESE().getSESErecordName()+"* child = ("+
+ p.getSESE().getSESErecordName()+"*) "+p+";");
+
+ Iterator<TempDescriptor> tdItr = cp.getCopySet( vst ).iterator();
+ while( tdItr.hasNext() ) {
+ TempDescriptor td = tdItr.next();
+ FlatMethod fmContext;
+ if( currentSESE.getIsCallerSESEplaceholder() ) {
+ fmContext = currentSESE.getfmEnclosing();
+ } else {
+ fmContext = currentSESE.getfmBogus();
+ }
+ output.println(" "+generateTemp( fmContext, td, null )+
+ " = child->"+vst.getAddrVar().getSafeSymbol()+";");
+ }
+
+ output.println(" }");
+ }
+
+ // for each variable with a dynamic source, stall just for that variable
+ Iterator<TempDescriptor> dynItr = cp.getDynamicStallSet().iterator();
+ while( dynItr.hasNext() ) {
+ TempDescriptor dynVar = dynItr.next();
+
+ // only stall if the dynamic source is not yourself, denoted by src==NULL
+ // otherwise the dynamic write nodes will have the local var up-to-date
+ output.println(" {");
+ output.println(" if( "+dynVar+"_srcSESE != NULL ) {");
+ output.println(" SESEcommon* common = (SESEcommon*) "+dynVar+"_srcSESE;");
+ output.println(" psem_take( &(common->stallSem) );");
+
+ FlatMethod fmContext;
+ if( currentSESE.getIsCallerSESEplaceholder() ) {
+ fmContext = currentSESE.getfmEnclosing();
+ } else {
+ fmContext = currentSESE.getfmBogus();
+ }
+ output.println(" "+generateTemp( fmContext, dynVar, null )+
+ " = *(("+dynVar.getType()+"*) ("+
+ dynVar+"_srcSESE + "+dynVar+"_srcOffset));");
+
+ output.println(" }");
+ output.println(" }");
+ }
+
+ // for each assignment of a variable to rhs that has a dynamic source,
+ // copy the dynamic sources
+ Iterator dynAssignItr = cp.getDynAssigns().entrySet().iterator();
+ while( dynAssignItr.hasNext() ) {
+ Map.Entry me = (Map.Entry) dynAssignItr.next();
+ TempDescriptor lhs = (TempDescriptor) me.getKey();
+ TempDescriptor rhs = (TempDescriptor) me.getValue();
+ output.println(" "+lhs+"_srcSESE = "+rhs+"_srcSESE;");
+ output.println(" "+lhs+"_srcOffset = "+rhs+"_srcOffset;");
+ }
+
+ // for each lhs that is dynamic from a non-dynamic source, set the
+ // dynamic source vars to the current SESE
+ dynItr = cp.getDynAssignCurr().iterator();
+ while( dynItr.hasNext() ) {
+ TempDescriptor dynVar = dynItr.next();
+ output.println(" "+dynVar+"_srcSESE = NULL;");
+ }
+ }
+ }
+
switch(fn.kind()) {
case FKind.FlatAtomicEnterNode:
generateFlatAtomicEnterNode(fm, lb, (FlatAtomicEnterNode) fn, output);
case FKind.FlatSESEExitNode:
generateFlatSESEExitNode(fm, lb, (FlatSESEExitNode)fn, output);
break;
+
+ case FKind.FlatWriteDynamicVarNode:
+ generateFlatWriteDynamicVarNode(fm, lb, (FlatWriteDynamicVarNode)fn, output);
+ break;
case FKind.FlatGlobalConvNode:
generateFlatGlobalConvNode(fm, lb, (FlatGlobalConvNode) fn, output);
break;
case FKind.FlatBackEdge:
- if ((state.THREAD||state.DSM||state.SINGLETM)&&GENERATEPRECISEGC) {
+ if (((state.THREAD||state.DSM||state.SINGLETM)&&GENERATEPRECISEGC)
+ || (this.state.MULTICOREGC)) {
if(state.DSM&&locality.getAtomic(lb).get(fn).intValue()>0) {
output.println("if (needtocollect) checkcollect2("+localsprefixaddr+");");
- } else
+ } else if(this.state.MULTICOREGC) {
+ output.println("if (gcflag) gc("+localsprefixaddr+");");
+ } else
output.println("if (needtocollect) checkcollect("+localsprefixaddr+");");
} else
output.println("/* nop */");
throw new Error();
}
+ // insert post-node actions from the code-plan
if( state.MLP ) {
-
CodePlan cp = mlpa.getCodePlan( fn );
- if( cp != null ) {
- Set<VariableSourceToken> writeDynamic = cp.getWriteToDynamicSrc();
- if( writeDynamic != null ) {
-
- }
+ if( cp != null ) {
}
- }
+ }
}
public void generateFlatOffsetNode(FlatMethod fm, LocalityBinding lb, FlatOffsetNode fofn, PrintWriter output) {
if (state.DSM) {
output.println("TRANSREAD("+generateTemp(fm, fgcn.getSrc(),lb)+", (unsigned int) "+generateTemp(fm, fgcn.getSrc(),lb)+");");
} else {
- if ((dc==null)||dc.getNeedTrans(lb, fgcn)) {
+ if ((dc==null)||!state.READSET&&dc.getNeedTrans(lb, fgcn)||state.READSET&&dc.getNeedWriteTrans(lb, fgcn)) {
//need to do translation
output.println("TRANSREAD("+generateTemp(fm, fgcn.getSrc(),lb)+", "+generateTemp(fm, fgcn.getSrc(),lb)+", (void *)("+localsprefixaddr+"));");
+ } else if (state.READSET&&dc.getNeedTrans(lb, fgcn)) {
+ output.println("TRANSREADRD("+generateTemp(fm, fgcn.getSrc(),lb)+", "+generateTemp(fm, fgcn.getSrc(),lb)+");");
}
}
} else {
}
}
- public void generateFlatSESEEnterNode(FlatMethod fm, LocalityBinding lb, FlatSESEEnterNode fsen, PrintWriter output) {
+ public void generateFlatSESEEnterNode( FlatMethod fm,
+ LocalityBinding lb,
+ FlatSESEEnterNode fsen,
+ PrintWriter output
+ ) {
+
+ // if MLP flag is off, okay that SESE nodes are in IR graph,
+ // just skip over them and code generates exactly the same
if( !state.MLP ) {
- // SESE nodes can be parsed for normal compilation, just skip over them
return;
- }
-
- output.println("\n /* SESE "+fsen.getPrettyIdentifier()+" issue */");
- output.println(" tempSESE = mlpCreateSESErecord( "+
- fsen.getIdentifier()+", "+
- "malloc( sizeof( "+fsen.namespaceStructNameString()+") ), "+
- "NULL );");
+ }
- for( int i = 0; i < fsen.numParameters(); ++i ) {
- TempDescriptor td = fsen.getParameter( i );
- output.println(" (("+fsen.namespaceStructNameString()+
- "*)tempSESE->namespace)->"+td+" = "+td+";");
+ // there may be an SESE in an unreachable method, skip over
+ if( !mlpa.getAllSESEs().contains( fsen ) ) {
+ return;
}
- output.println(" mlpIssue( tempSESE );");
- //output.println(" tempSESE = mlpSchedule();");
+ // also, if we have encountered a placeholder, just skip it
+ if( fsen.getIsCallerSESEplaceholder() ) {
+ return;
+ }
- // do a pthread_create wit invokeSESE as the argument
- // and pack all args into a single void*
- output.println(" tempSESEargs = malloc( sizeof( invokeSESEargs ) );");
- output.println(" tempSESEargs->classID = "+fsen.getIdentifier()+";");
- output.println(" tempSESEargs->invokee = mlpSchedule();");
+ output.println(" {");
- if( fsen.getParent() == null ) {
- output.println(" tempSESEargs->parent = NULL;");
+ // set up the parent
+ if( fsen == mlpa.getMainSESE() ) {
+ output.println(" SESEcommon* parentCommon = NULL;");
} else {
- output.println(" tempSESEargs->parent = currentSESE;");
+ if( fsen.getParent() == null ) {
+ System.out.println( "in "+fm+", "+fsen+" has null parent" );
+ }
+ assert fsen.getParent() != null;
+ if( !fsen.getParent().getIsCallerSESEplaceholder() ) {
+ output.println(" SESEcommon* parentCommon = &("+paramsprefix+"->common);");
+ } else {
+ //output.println(" SESEcommon* parentCommon = (SESEcommon*) peekItem( seseCallStack );");
+ output.println(" SESEcommon* parentCommon = seseCaller;");
+ }
+ }
+
+ // before doing anything, lock your own record and increment the running children
+ if( fsen != mlpa.getMainSESE() ) {
+ output.println(" pthread_mutex_lock( &(parentCommon->lock) );");
+ output.println(" ++(parentCommon->numRunningChildren);");
+ output.println(" pthread_mutex_unlock( &(parentCommon->lock) );");
}
- output.println(" invokeSESEmethod( (void*) tempSESEargs );");
- output.println("\n");
+ // just allocate the space for this record
+ output.println(" "+fsen.getSESErecordName()+"* seseToIssue = ("+
+ fsen.getSESErecordName()+"*) mlpAllocSESErecord( sizeof( "+
+ fsen.getSESErecordName()+" ) );");
+
+ // and keep the thread-local sese stack up to date
+ //output.println(" addNewItem( seseCallStack, (void*) seseToIssue);");
+
+ // fill in common data
+ output.println(" seseToIssue->common.classID = "+fsen.getIdentifier()+";");
+ output.println(" psem_init( &(seseToIssue->common.stallSem) );");
+
+ output.println(" seseToIssue->common.forwardList = createQueue();");
+ output.println(" seseToIssue->common.unresolvedDependencies = 0;");
+ output.println(" pthread_cond_init( &(seseToIssue->common.doneCond), NULL );");
+ output.println(" seseToIssue->common.doneExecuting = FALSE;");
+ output.println(" pthread_cond_init( &(seseToIssue->common.runningChildrenCond), NULL );");
+ output.println(" seseToIssue->common.numRunningChildren = 0;");
+ output.println(" seseToIssue->common.parent = parentCommon;");
+
+ // all READY in-vars should be copied now and be done with it
+ Iterator<TempDescriptor> tempItr = fsen.getReadyInVarSet().iterator();
+ while( tempItr.hasNext() ) {
+ TempDescriptor temp = tempItr.next();
+
+ // when we are issuing the main SESE or an SESE with placeholder
+ // caller SESE as parent, generate temp child child's eclosing method,
+ // otherwise use the parent's enclosing method as the context
+ boolean useParentContext = false;
+
+ if( fsen != mlpa.getMainSESE() ) {
+ assert fsen.getParent() != null;
+ if( !fsen.getParent().getIsCallerSESEplaceholder() ) {
+ useParentContext = true;
+ }
+ }
+
+ if( useParentContext ) {
+ output.println(" seseToIssue->"+temp+" = "+
+ generateTemp( fsen.getParent().getfmBogus(), temp, null )+";");
+ } else {
+ output.println(" seseToIssue->"+temp+" = "+
+ generateTemp( fsen.getfmEnclosing(), temp, null )+";");
+ }
+ }
+
+ // before potentially adding this SESE to other forwarding lists,
+ // create it's lock and take it immediately
+ output.println(" pthread_mutex_init( &(seseToIssue->common.lock), NULL );");
+ output.println(" pthread_mutex_lock( &(seseToIssue->common.lock) );");
+
+ if( fsen != mlpa.getMainSESE() ) {
+ // count up outstanding dependencies, static first, then dynamic
+ Iterator<SESEandAgePair> staticSrcsItr = fsen.getStaticInVarSrcs().iterator();
+ while( staticSrcsItr.hasNext() ) {
+ SESEandAgePair srcPair = staticSrcsItr.next();
+ output.println(" {");
+ output.println(" SESEcommon* src = (SESEcommon*)"+srcPair+";");
+ output.println(" pthread_mutex_lock( &(src->lock) );");
+ output.println(" if( !isEmpty( src->forwardList ) &&");
+ output.println(" seseToIssue == peekItem( src->forwardList ) ) {");
+ output.println(" printf( \"This shouldnt already be here\\n\");");
+ output.println(" exit( -1 );");
+ output.println(" }");
+ output.println(" if( !src->doneExecuting ) {");
+ output.println(" addNewItem( src->forwardList, seseToIssue );");
+ output.println(" ++(seseToIssue->common.unresolvedDependencies);");
+ output.println(" }");
+ output.println(" pthread_mutex_unlock( &(src->lock) );");
+ output.println(" }");
+
+ // whether or not it is an outstanding dependency, make sure
+ // to pass the static name to the child's record
+ output.println(" seseToIssue->"+srcPair+" = "+srcPair+";");
+ }
+
+ // dynamic sources might already be accounted for in the static list,
+ // so only add them to forwarding lists if they're not already there
+ Iterator<TempDescriptor> dynVarsItr = fsen.getDynamicInVarSet().iterator();
+ while( dynVarsItr.hasNext() ) {
+ TempDescriptor dynInVar = dynVarsItr.next();
+ output.println(" {");
+ output.println(" SESEcommon* src = (SESEcommon*)"+dynInVar+"_srcSESE;");
+
+ // the dynamic source is NULL if it comes from your own space--you can't pass
+ // the address off to the new child, because you're not done executing and
+ // might change the variable, so copy it right now
+ output.println(" if( src != NULL ) {");
+ output.println(" pthread_mutex_lock( &(src->lock) );");
+ output.println(" if( isEmpty( src->forwardList ) ||");
+ output.println(" seseToIssue != peekItem( src->forwardList ) ) {");
+ output.println(" if( !src->doneExecuting ) {");
+ output.println(" addNewItem( src->forwardList, seseToIssue );");
+ output.println(" ++(seseToIssue->common.unresolvedDependencies);");
+ output.println(" }");
+ output.println(" }");
+ output.println(" pthread_mutex_unlock( &(src->lock) );");
+ output.println(" seseToIssue->"+dynInVar+"_srcOffset = "+dynInVar+"_srcOffset;");
+ output.println(" } else {");
+
+ boolean useParentContext = false;
+ if( fsen != mlpa.getMainSESE() ) {
+ assert fsen.getParent() != null;
+ if( !fsen.getParent().getIsCallerSESEplaceholder() ) {
+ useParentContext = true;
+ }
+ }
+ if( useParentContext ) {
+ output.println(" seseToIssue->"+dynInVar+" = "+
+ generateTemp( fsen.getParent().getfmBogus(), dynInVar, null )+";");
+ } else {
+ output.println(" seseToIssue->"+dynInVar+" = "+
+ generateTemp( fsen.getfmEnclosing(), dynInVar, null )+";");
+ }
+
+ output.println(" }");
+ output.println(" }");
+
+ // even if the value is already copied, make sure your NULL source
+ // gets passed so child knows it already has the dynamic value
+ output.println(" seseToIssue->"+dynInVar+"_srcSESE = "+dynInVar+"_srcSESE;");
+ }
+
+ // maintain pointers for for finding dynamic SESE
+ // instances from static names
+ SESEandAgePair p = new SESEandAgePair( fsen, 0 );
+ if( fsen.getParent() != null &&
+ //!fsen.getParent().getIsCallerSESEplaceholder() &&
+ fsen.getParent().getNeededStaticNames().contains( p )
+ ) {
+
+ for( int i = fsen.getOldestAgeToTrack(); i > 0; --i ) {
+ SESEandAgePair p1 = new SESEandAgePair( fsen, i );
+ SESEandAgePair p2 = new SESEandAgePair( fsen, i-1 );
+ output.println(" "+p1+" = "+p2+";");
+ }
+ output.println(" "+p+" = seseToIssue;");
+ }
+ }
+
+ // if there were no outstanding dependencies, issue here
+ output.println(" if( seseToIssue->common.unresolvedDependencies == 0 ) {");
+ output.println(" workScheduleSubmit( (void*)seseToIssue );");
+ output.println(" }");
+
+ // release this SESE for siblings to update its dependencies or,
+ // eventually, for it to mark itself finished
+ output.println(" pthread_mutex_unlock( &(seseToIssue->common.lock) );");
+ output.println(" }");
+
}
- public void generateFlatSESEExitNode(FlatMethod fm, LocalityBinding lb, FlatSESEExitNode fsen, PrintWriter output) {
+ public void generateFlatSESEExitNode( FlatMethod fm,
+ LocalityBinding lb,
+ FlatSESEExitNode fsexn,
+ PrintWriter output
+ ) {
+
+ // if MLP flag is off, okay that SESE nodes are in IR graph,
+ // just skip over them and code generates exactly the same
if( !state.MLP ) {
- // SESE nodes can be parsed for normal compilation, just skip over them
return;
}
+
+ // there may be an SESE in an unreachable method, skip over
+ if( !mlpa.getAllSESEs().contains( fsexn.getFlatEnter() ) ) {
+ return;
+ }
+
+ // also, if we have encountered a placeholder, just jump it
+ if( fsexn.getFlatEnter().getIsCallerSESEplaceholder() ) {
+ return;
+ }
+
+ output.println(" /* SESE exiting */");
+
+ String com = paramsprefix+"->common";
+
+ // this SESE cannot be done until all of its children are done
+ // so grab your own lock with the condition variable for watching
+ // that the number of your running children is greater than zero
+ output.println(" pthread_mutex_lock( &("+com+".lock) );");
+ output.println(" while( "+com+".numRunningChildren > 0 ) {");
+ output.println(" pthread_cond_wait( &("+com+".runningChildrenCond), &("+com+".lock) );");
+ output.println(" }");
+
+ // copy out-set from local temps into the sese record
+ Iterator<TempDescriptor> itr = fsexn.getFlatEnter().getOutVarSet().iterator();
+ while( itr.hasNext() ) {
+ TempDescriptor temp = itr.next();
+ output.println(" "+paramsprefix+
+ "->"+temp.getSafeSymbol()+
+ " = "+temp.getSafeSymbol()+";" );
+ }
+
+ // mark yourself done, your SESE data is now read-only
+ output.println(" "+com+".doneExecuting = TRUE;");
+ output.println(" pthread_cond_signal( &("+com+".doneCond) );");
+ output.println(" pthread_mutex_unlock( &("+com+".lock) );");
+
+ // decrement dependency count for all SESE's on your forwarding list
+ output.println(" while( !isEmpty( "+com+".forwardList ) ) {");
+ output.println(" SESEcommon* consumer = (SESEcommon*) getItem( "+com+".forwardList );");
+ output.println(" pthread_mutex_lock( &(consumer->lock) );");
+ output.println(" --(consumer->unresolvedDependencies);");
+ output.println(" if( consumer->unresolvedDependencies == 0 ) {");
+ output.println(" workScheduleSubmit( (void*)consumer );");
+ output.println(" }");
+ output.println(" pthread_mutex_unlock( &(consumer->lock) );");
+ output.println(" }");
+
+ // if parent is stalling on you, let them know you're done
+ if( fsexn.getFlatEnter() != mlpa.getMainSESE() ) {
+ output.println(" psem_give( &("+paramsprefix+"->common.stallSem) );");
+ }
+
+ // last of all, decrement your parent's number of running children
+ output.println(" if( "+paramsprefix+"->common.parent != NULL ) {");
+ output.println(" pthread_mutex_lock( &("+paramsprefix+"->common.parent->lock) );");
+ output.println(" --("+paramsprefix+"->common.parent->numRunningChildren);");
+ output.println(" pthread_cond_signal( &("+paramsprefix+"->common.parent->runningChildrenCond) );");
+ output.println(" pthread_mutex_unlock( &("+paramsprefix+"->common.parent->lock) );");
+ output.println(" }");
+
+ // this is a thread-only variable that can be handled when critical sese-to-sese
+ // data has been taken care of--set sese pointer to remember self over method
+ // calls to a non-zero, invalid address
+ output.println(" seseCaller = (SESEcommon*) 0x1;");
+ }
+
+ public void generateFlatWriteDynamicVarNode( FlatMethod fm,
+ LocalityBinding lb,
+ FlatWriteDynamicVarNode fwdvn,
+ PrintWriter output
+ ) {
+ if( !state.MLP ) {
+ // should node should not be in an IR graph if the
+ // MLP flag is not set
+ throw new Error("Unexpected presence of FlatWriteDynamicVarNode");
+ }
+
+ Hashtable<TempDescriptor, VariableSourceToken> writeDynamic =
+ fwdvn.getVar2src();
+
+ assert writeDynamic != null;
+
+ Iterator wdItr = writeDynamic.entrySet().iterator();
+ while( wdItr.hasNext() ) {
+ Map.Entry me = (Map.Entry) wdItr.next();
+ TempDescriptor refVar = (TempDescriptor) me.getKey();
+ VariableSourceToken vst = (VariableSourceToken) me.getValue();
+
+ FlatSESEEnterNode current = fwdvn.getEnclosingSESE();
+
+ // only do this if the variable in question should be tracked,
+ // meaning that it was explicitly added to the dynamic var set
+ if( !current.getDynamicVarSet().contains( vst.getAddrVar() ) ) {
+ continue;
+ }
+
+ SESEandAgePair instance = new SESEandAgePair( vst.getSESE(), vst.getAge() );
+
+ output.println(" {");
+
+ if( current.equals( vst.getSESE() ) ) {
+ // if the src comes from this SESE, it's a method local variable,
+ // mark src pointer NULL to signify that the var is up-to-date
+ output.println(" "+vst.getAddrVar()+"_srcSESE = NULL;");
+
+ } else {
+ // otherwise we track where it will come from
+ output.println(" "+vst.getAddrVar()+"_srcSESE = "+instance+";");
+ output.println(" "+vst.getAddrVar()+"_srcOffset = (int) &((("+
+ vst.getSESE().getSESErecordName()+"*)0)->"+vst.getAddrVar()+");");
+ }
+
+ output.println(" }");
+ }
}
+
private void generateFlatCheckNode(FlatMethod fm, LocalityBinding lb, FlatCheckNode fcn, PrintWriter output) {
if (state.CONSCHECK) {
String specname=fcn.getSpec();
}
private void generateFlatCall(FlatMethod fm, LocalityBinding lb, FlatCall fc, PrintWriter output) {
+
+ if( state.MLP && !nonSESEpass ) {
+ output.println(" seseCaller = (SESEcommon*)"+paramsprefix+";");
+ }
+
MethodDescriptor md=fc.getMethod();
- ParamsObject objectparams=(ParamsObject)paramstable.get(state.DSM||state.SINGLETM ? locality.getBinding(lb, fc) : md);
+ ParamsObject objectparams=(ParamsObject)paramstable.get(lb!=null ? locality.getBinding(lb, fc) : md);
ClassDescriptor cn=md.getClassDesc();
output.println("{");
- if (GENERATEPRECISEGC) {
- if (state.DSM||state.SINGLETM) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
+ if (lb!=null) {
LocalityBinding fclb=locality.getBinding(lb, fc);
output.print(" struct "+cn.getSafeSymbol()+fclb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params __parameterlist__={");
} else
/* Do we need to do virtual dispatch? */
if (md.isStatic()||md.getReturnType()==null||singleCall(fc.getThis().getType().getClassDesc(),md)) {
//no
- if (state.DSM||state.SINGLETM) {
+ if (lb!=null) {
LocalityBinding fclb=locality.getBinding(lb, fc);
output.print(cn.getSafeSymbol()+fclb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor());
} else {
output.print("(*)(");
boolean printcomma=false;
- if (GENERATEPRECISEGC) {
- if (state.DSM||state.SINGLETM) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
+ if (lb!=null) {
LocalityBinding fclb=locality.getBinding(lb, fc);
output.print("struct "+cn.getSafeSymbol()+fclb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * ");
} else
}
- if (state.DSM||state.SINGLETM) {
+ if (lb!=null) {
LocalityBinding fclb=locality.getBinding(lb, fc);
output.print("))virtualtable["+generateTemp(fm,fc.getThis(),lb)+"->type*"+maxcount+"+"+virtualcalls.getLocalityNumber(fclb)+"])");
} else
output.print("(");
boolean needcomma=false;
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
output.print("&__parameterlist__");
needcomma=true;
}
- if (!GENERATEPRECISEGC) {
+ if (!GENERATEPRECISEGC && !this.state.MULTICOREGC) {
if (fc.getThis()!=null) {
TypeDescriptor ptd=md.getThis().getType();
if (needcomma)
output.println(dst+"="+ src +"->"+field+ ";");
if (ffn.getField().getType().isPtr()&&locality.getAtomic(lb).get(ffn).intValue()>0&&
- ((dc==null)||dc.getNeedTrans(lb, ffn))&&
locality.getNodePreTempInfo(lb, ffn).get(ffn.getSrc())!=LocalityAnalysis.SCRATCH) {
- output.println("TRANSREAD("+dst+", "+dst+", (void *) (" + localsprefixaddr + "));");
+ if ((dc==null)||(!state.READSET&&dc.getNeedTrans(lb, ffn))||
+ (state.READSET&&dc.getNeedWriteTrans(lb, ffn))) {
+ output.println("TRANSREAD("+dst+", "+dst+", (void *) (" + localsprefixaddr + "));");
+ } else if (state.READSET&&dc.getNeedTrans(lb, ffn)) {
+ output.println("TRANSREADRD("+dst+", "+dst+");");
+ }
}
} else if (state.DSM) {
Integer status=locality.getNodePreTempInfo(lb,ffn).get(ffn.getSrc());
boolean srcptr=fsfn.getSrc().getType().isPtr();
String src=generateTemp(fm,fsfn.getSrc(),lb);
String dst=generateTemp(fm,fsfn.getDst(),lb);
+ output.println("//"+srcptr+" "+fsfn.getSrc().getType().isNull());
if (srcptr&&!fsfn.getSrc().getType().isNull()) {
output.println("{");
if ((dc==null)||dc.getNeedSrcTrans(lb, fsfn)&&
/* Link object into list */
String revertptr=generateTemp(fm, reverttable.get(lb),lb);
output.println(revertptr+"=revertlist;");
- if (GENERATEPRECISEGC)
+ if (GENERATEPRECISEGC || this.state.MULTICOREGC)
output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
else
output.println("COPY_OBJ("+dst+");");
String dst=generateTemp(fm, fsfn.getDst(),lb);
output.println("if(!"+dst+"->"+localcopystr+") {");
/* Link object into list */
- if (GENERATEPRECISEGC)
+ if (GENERATEPRECISEGC || this.state.MULTICOREGC)
output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
else
output.println("COPY_OBJ("+dst+");");
output.println(dst +"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc(),lb)+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex(),lb)+"];");
if (elementtype.isPtr()&&locality.getAtomic(lb).get(fen).intValue()>0&&
- ((dc==null)||dc.getNeedTrans(lb, fen))&&
locality.getNodePreTempInfo(lb, fen).get(fen.getSrc())!=LocalityAnalysis.SCRATCH) {
- output.println("TRANSREAD("+dst+", "+dst+", (void *)(" + localsprefixaddr+"));");
+ if ((dc==null)||!state.READSET&&dc.getNeedTrans(lb, fen)||state.READSET&&dc.getNeedWriteTrans(lb, fen)) {
+ output.println("TRANSREAD("+dst+", "+dst+", (void *)(" + localsprefixaddr+"));");
+ } else if (state.READSET&&dc.getNeedTrans(lb, fen)) {
+ output.println("TRANSREADRD("+dst+", "+dst+");");
+ }
}
} else if (state.DSM) {
Integer status=locality.getNodePreTempInfo(lb,fen).get(fen.getSrc());
/* Link object into list */
String revertptr=generateTemp(fm, reverttable.get(lb),lb);
output.println(revertptr+"=revertlist;");
- if (GENERATEPRECISEGC)
- output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
+ if ((GENERATEPRECISEGC) || this.state.MULTICOREGC)
+ output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
else
output.println("COPY_OBJ("+dst+");");
output.println(dst+"->"+nextobjstr+"="+revertptr+";");
String dst=generateTemp(fm, fsen.getDst(),lb);
output.println("if(!"+dst+"->"+localcopystr+") {");
/* Link object into list */
- if (GENERATEPRECISEGC)
+ if (GENERATEPRECISEGC || this.state.MULTICOREGC)
output.println("COPY_OBJ((struct garbagelist *)"+localsprefixaddr+",(struct ___Object___ *)"+dst+");");
else
output.println("COPY_OBJ("+dst+");");
int arrayid=state.getArrayNumber(fn.getType())+state.numClasses();
if (fn.isGlobal()&&(state.DSM||state.SINGLETM)) {
output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarrayglobal("+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
- } else if (GENERATEPRECISEGC) {
+ } else if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarray("+localsprefixaddr+", "+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
} else {
output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newarray("+arrayid+", "+generateTemp(fm, fn.getSize(),lb)+");");
}
} else {
- if (fn.isGlobal()) {
+ if (fn.isGlobal()&&(state.DSM||state.SINGLETM)) {
output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_newglobal("+fn.getType().getClassDesc().getId()+");");
- } else if (GENERATEPRECISEGC) {
+ } else if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_new("+localsprefixaddr+", "+fn.getType().getClassDesc().getId()+");");
} else {
output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_new("+fn.getType().getClassDesc().getId()+");");
}
private void generateFlatTagDeclaration(FlatMethod fm, LocalityBinding lb, FlatTagDeclaration fn, PrintWriter output) {
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_tag("+localsprefixaddr+", "+state.getTagId(fn.getType())+");");
} else {
output.println(generateTemp(fm,fn.getDst(),lb)+"=allocate_tag("+state.getTagId(fn.getType())+");");
private void generateFlatCastNode(FlatMethod fm, LocalityBinding lb, FlatCastNode fcn, PrintWriter output) {
/* TODO: Do type check here */
if (fcn.getType().isArray()) {
- throw new Error();
+ output.println(generateTemp(fm,fcn.getDst(),lb)+"=(struct ArrayObject *)"+generateTemp(fm,fcn.getSrc(),lb)+";");
} else if (fcn.getType().isClass())
output.println(generateTemp(fm,fcn.getDst(),lb)+"=(struct "+fcn.getType().getSafeSymbol()+" *)"+generateTemp(fm,fcn.getSrc(),lb)+";");
else
if (fln.getValue()==null)
output.println(generateTemp(fm, fln.getDst(),lb)+"=0;");
else if (fln.getType().getSymbol().equals(TypeUtil.StringClass)) {
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
if (state.DSM && locality.getAtomic(lb).get(fln).intValue()>0) {
//Stash pointer in case of GC
String revertptr=generateTemp(fm, reverttable.get(lb),lb);
output.print(cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(");
} else
output.print(task.getSafeSymbol()+"(");
-
- if (addSESErecord) {
- output.print("SESErecord* currentSESE, ");
- }
-
+
boolean printcomma=false;
- if (GENERATEPRECISEGC) {
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC)) {
if (md!=null) {
if (state.DSM||state.SINGLETM) {
output.print("struct "+cn.getSafeSymbol()+lb.getSignature()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * "+paramsprefix);
output.print(temp.getType().getSafeSymbol()+" "+temp.getSafeSymbol());
}
output.println(") {");
- } else if (!GENERATEPRECISEGC) {
+ } else if (!GENERATEPRECISEGC && !this.state.MULTICOREGC) {
/* Imprecise Task */
output.println("void * parameterarray[]) {");
/* Unpack variables */
Iterator tagit=tagtmps.iterator();
while(tagit.hasNext()) {
TempDescriptor tagtmp=(TempDescriptor)tagit.next();
- if (GENERATEPRECISEGC)
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC))
output.println("tagclear("+localsprefixaddr+", (struct ___Object___ *)"+generateTemp(fm, temp,lb)+", "+generateTemp(fm,tagtmp,lb)+");");
else
output.println("tagclear((struct ___Object___ *)"+generateTemp(fm, temp,lb)+", "+generateTemp(fm,tagtmp,lb)+");");
Iterator tagit=tagtmps.iterator();
while(tagit.hasNext()) {
TempDescriptor tagtmp=(TempDescriptor)tagit.next();
- if (GENERATEPRECISEGC)
+ if ((GENERATEPRECISEGC) || (this.state.MULTICOREGC))
output.println("tagset("+localsprefixaddr+", (struct ___Object___ *)"+generateTemp(fm, temp,lb)+", "+generateTemp(fm,tagtmp,lb)+");");
else
output.println("tagset((struct ___Object___ *)"+generateTemp(fm, temp, lb)+", "+generateTemp(fm,tagtmp, lb)+");");