2 import IR.Tree.FlagExpressionNode;
3 import IR.Tree.DNFFlag;
4 import IR.Tree.DNFFlagAtom;
9 public class BuildCode {
12 Hashtable paramstable;
17 String localsprefix="___locals___";
18 String paramsprefix="___params___";
19 public static boolean GENERATEPRECISEGC=false;
20 public static String PREFIX="";
21 public static String arraytype="ArrayObject";
24 private int maxtaskparams=0;
25 ClassDescriptor[] cdarray;
26 TypeDescriptor[] arraytable;
28 public BuildCode(State st, Hashtable temptovar, TypeUtil typeutil) {
30 this.temptovar=temptovar;
31 paramstable=new Hashtable();
32 tempstable=new Hashtable();
33 fieldorder=new Hashtable();
34 flagorder=new Hashtable();
35 this.typeutil=typeutil;
36 virtualcalls=new Virtual(state);
39 /** The buildCode method outputs C code for all the methods. The Flat
40 * versions of the methods must already be generated and stored in
41 * the State object. */
43 public void buildCode() {
44 /* Create output streams to write to */
45 PrintWriter outclassdefs=null;
46 PrintWriter outstructs=null;
47 PrintWriter outrepairstructs=null;
48 PrintWriter outmethodheader=null;
49 PrintWriter outmethod=null;
50 PrintWriter outvirtual=null;
51 PrintWriter outtask=null;
52 PrintWriter outtaskdefs=null;
55 OutputStream str=new FileOutputStream(PREFIX+"structdefs.h");
56 outstructs=new java.io.PrintWriter(str, true);
57 str=new FileOutputStream(PREFIX+"methodheaders.h");
58 outmethodheader=new java.io.PrintWriter(str, true);
59 str=new FileOutputStream(PREFIX+"classdefs.h");
60 outclassdefs=new java.io.PrintWriter(str, true);
61 str=new FileOutputStream(PREFIX+"methods.c");
62 outmethod=new java.io.PrintWriter(str, true);
63 str=new FileOutputStream(PREFIX+"virtualtable.h");
64 outvirtual=new java.io.PrintWriter(str, true);
66 str=new FileOutputStream(PREFIX+"task.h");
67 outtask=new java.io.PrintWriter(str, true);
68 str=new FileOutputStream(PREFIX+"taskdefs.c");
69 outtaskdefs=new java.io.PrintWriter(str, true);
71 if (state.structfile!=null) {
72 str=new FileOutputStream(PREFIX+state.structfile+".struct");
73 outrepairstructs=new java.io.PrintWriter(str, true);
75 } catch (Exception e) {
80 /* Build the virtual dispatch tables */
81 buildVirtualTables(outvirtual);
84 outstructs.println("#include \"classdefs.h\"");
85 outmethodheader.println("#include \"structdefs.h\"");
87 /* Output types for short array and string */
88 outstructs.println("#define STRINGARRAYTYPE "+
89 (state.getArrayNumber(
90 (new TypeDescriptor(typeutil.getClass(TypeUtil.StringClass))).makeArray(state))+state.numClasses()));
92 outstructs.println("#define STRINGTYPE "+typeutil.getClass(TypeUtil.StringClass).getId());
93 outstructs.println("#define CHARARRAYTYPE "+
94 (state.getArrayNumber((new TypeDescriptor(TypeDescriptor.CHAR)).makeArray(state))+state.numClasses()));
95 outstructs.println("#define NUMCLASSES "+state.numClasses());
97 outstructs.println("#define STARTUPTYPE "+typeutil.getClass(TypeUtil.StartupClass).getId());
99 // Output the C class declarations
100 // These could mutually reference each other
101 outclassdefs.println("struct "+arraytype+";");
103 Iterator it=state.getClassSymbolTable().getDescriptorsIterator();
104 while(it.hasNext()) {
105 ClassDescriptor cn=(ClassDescriptor)it.next();
106 outclassdefs.println("struct "+cn.getSafeSymbol()+";");
108 outclassdefs.println("");
110 //Print out definition for array type
111 outclassdefs.println("struct "+arraytype+" {");
112 outclassdefs.println(" int type;");
114 outclassdefs.println(" int flag;");
115 outclassdefs.println(" void * flagptr;");
117 printClassStruct(typeutil.getClass(TypeUtil.ObjectClass), outclassdefs);
118 outclassdefs.println(" int ___length___;");
119 outclassdefs.println("};\n");
122 //Print out definitions for task types
123 outtask.println("struct parameterdescriptor {");
124 outtask.println("int type;");
125 outtask.println("int numberterms;");
126 outtask.println("int *intarray;");
127 outtask.println("void * queue;");
128 outtask.println("};");
130 outtask.println("struct taskdescriptor {");
131 outtask.println("void * taskptr;");
132 outtask.println("int numParameters;");
133 outtask.println("struct parameterdescriptor **descriptorarray;");
134 outtask.println("char * name;");
135 outtask.println("};");
136 outtask.println("extern struct taskdescriptor * taskarray[];");
137 outtask.println("extern numtasks;");
141 // Output function prototypes and structures for parameters
142 it=state.getClassSymbolTable().getDescriptorsIterator();
143 while(it.hasNext()) {
144 ClassDescriptor cn=(ClassDescriptor)it.next();
145 generateCallStructs(cn, outclassdefs, outstructs, outmethodheader);
150 /* Map flags to integers */
151 it=state.getClassSymbolTable().getDescriptorsIterator();
152 while(it.hasNext()) {
153 ClassDescriptor cn=(ClassDescriptor)it.next();
157 generateTaskStructs(outstructs, outmethodheader);
160 outmethodheader.close();
162 /* Build the actual methods */
163 outmethod.println("#include \"methodheaders.h\"");
164 outmethod.println("#include \"virtualtable.h\"");
165 outmethod.println("#include <runtime.h>");
166 if (state.main!=null) {
167 outmethod.println("#include <string.h>");
170 if (state.CONSCHECK) {
171 outmethod.println("#include \"checkers.h\"");
173 outclassdefs.println("extern int classsize[];");
174 outclassdefs.println("extern int hasflags[];");
175 outclassdefs.println("extern int * pointerarray[];");
177 //Store the sizes of classes & array elements
178 generateSizeArray(outmethod);
180 //Store the layout of classes
181 generateLayoutStructs(outmethod);
183 /* Generate code for methods */
184 Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
185 while(classit.hasNext()) {
186 ClassDescriptor cn=(ClassDescriptor)classit.next();
187 Iterator methodit=cn.getMethods();
188 while(methodit.hasNext()) {
189 /* Classify parameters */
190 MethodDescriptor md=(MethodDescriptor)methodit.next();
191 FlatMethod fm=state.getMethodFlat(md);
192 if (!md.getModifiers().isNative())
193 generateFlatMethod(fm,outmethod);
198 /* Compile task based program */
199 outtaskdefs.println("#include \"task.h\"");
200 outtaskdefs.println("#include \"methodheaders.h\"");
201 Iterator taskit=state.getTaskSymbolTable().getDescriptorsIterator();
202 while(taskit.hasNext()) {
203 TaskDescriptor td=(TaskDescriptor)taskit.next();
204 FlatMethod fm=state.getMethodFlat(td);
205 generateFlatMethod(fm, outmethod);
206 generateTaskDescriptor(outtaskdefs, td);
210 //Output task descriptors
211 taskit=state.getTaskSymbolTable().getDescriptorsIterator();
212 outtaskdefs.println("struct taskdescriptor * taskarray[]= {");
214 while(taskit.hasNext()) {
215 TaskDescriptor td=(TaskDescriptor)taskit.next();
219 outtaskdefs.println(",");
220 outtaskdefs.print("&task_"+td.getSafeSymbol());
222 outtaskdefs.println("};");
225 outtaskdefs.println("int numtasks="+state.getTaskSymbolTable().getValueSet().size()+";");
227 } else if (state.main!=null) {
228 /* Generate main method */
229 outmethod.println("int main(int argc, const char *argv[]) {");
230 outmethod.println("int i;");
231 outmethod.println("struct ArrayObject * stringarray=allocate_newarray(STRINGARRAYTYPE, argc-1);");
232 outmethod.println("for(i=1;i<argc;i++) {");
233 outmethod.println("int length=strlen(argv[i]);");
234 outmethod.println("struct ___String___ *newstring=NewString(argv[i],length);");
235 outmethod.println("((void **)(((char *)& stringarray->___length___)+sizeof(int)))[i-1]=newstring;");
236 outmethod.println("}");
239 ClassDescriptor cd=typeutil.getClass(state.main);
240 Set mainset=cd.getMethodTable().getSet("main");
241 for(Iterator mainit=mainset.iterator();mainit.hasNext();) {
242 MethodDescriptor md=(MethodDescriptor)mainit.next();
243 if (md.numParameters()!=1)
245 if (md.getParameter(0).getType().getArrayCount()!=1)
247 if (!md.getParameter(0).getType().getSymbol().equals("String"))
250 if (!md.getModifiers().isStatic())
251 throw new Error("Error: Non static main");
252 outmethod.println(" "+cd.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(stringarray);");
255 outmethod.println("}");
258 outstructs.println("#define MAXTASKPARAMS "+maxtaskparams);
261 /* Output structure definitions for repair tool */
262 if (state.structfile!=null) {
263 buildRepairStructs(outrepairstructs);
264 outrepairstructs.close();
271 private int maxcount=0;
273 private void buildRepairStructs(PrintWriter outrepairstructs) {
274 Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
275 while(classit.hasNext()) {
276 ClassDescriptor cn=(ClassDescriptor)classit.next();
277 outrepairstructs.println("structure "+cn.getSymbol()+" {");
278 outrepairstructs.println(" int __type__;");
280 outrepairstructs.println(" int __flag__;");
281 outrepairstructs.println(" int __flagptr__;");
283 printRepairStruct(cn, outrepairstructs);
284 outrepairstructs.println("}\n");
287 for(int i=0;i<state.numArrays();i++) {
288 TypeDescriptor tdarray=arraytable[i];
289 TypeDescriptor tdelement=tdarray.dereference();
290 outrepairstructs.println("structure "+arraytype+"_"+state.getArrayNumber(tdarray)+" {");
291 outrepairstructs.println(" int __type__;");
292 printRepairStruct(typeutil.getClass(TypeUtil.ObjectClass), outrepairstructs);
293 outrepairstructs.println(" int length;");
295 // Need to add support to repair tool for this
296 if (tdelement.isClass()||tdelement.isArray())
297 outrepairstructs.println(" "+tdelement.getRepairSymbol()+" * elem[this.length];");
299 outrepairstructs.println(" "+tdelement.getRepairSymbol()+" elem[this.length];");
301 outrepairstructs.println("}\n");
306 private void printRepairStruct(ClassDescriptor cn, PrintWriter output) {
307 ClassDescriptor sp=cn.getSuperDesc();
309 printRepairStruct(sp, output);
311 Vector fields=(Vector)fieldorder.get(cn);
313 for(int i=0;i<fields.size();i++) {
314 FieldDescriptor fd=(FieldDescriptor)fields.get(i);
315 if (fd.getType().isArray()) {
316 output.println(" "+arraytype+"_"+ state.getArrayNumber(fd.getType()) +" * "+fd.getSymbol()+";");
317 } else if (fd.getType().isClass())
318 output.println(" "+fd.getType().getRepairSymbol()+" * "+fd.getSymbol()+";");
320 output.println(" "+fd.getType().getRepairSymbol()+" "+fd.getSymbol()+";");
324 /** This method outputs TaskDescriptor information */
325 void generateTaskDescriptor(PrintWriter output, TaskDescriptor task) {
326 for (int i=0;i<task.numParameters();i++) {
327 VarDescriptor param_var=task.getParameter(i);
328 TypeDescriptor param_type=task.getParamType(i);
329 FlagExpressionNode param_flag=task.getFlag(param_var);
330 DNFFlag dflag=param_flag.getDNF();
332 Hashtable flags=(Hashtable)flagorder.get(param_type.getClassDesc());
334 output.println("int parameterdnf_"+i+"_"+task.getSafeSymbol()+"[]={");
335 for(int j=0;j<dflag.size();j++) {
338 Vector term=dflag.get(j);
341 for(int k=0;k<term.size();k++) {
342 DNFFlagAtom dfa=(DNFFlagAtom)term.get(k);
343 FlagDescriptor fd=dfa.getFlag();
344 boolean negated=dfa.getNegated();
345 int flagid=1<<((Integer)flags.get(fd)).intValue();
350 output.print("0x"+Integer.toHexString(andmask)+", 0x"+Integer.toHexString(checkmask));
352 output.println("};");
354 output.println("struct parameterdescriptor parameter_"+i+"_"+task.getSafeSymbol()+"={");
355 output.println("/* type */"+param_type.getClassDesc().getId()+",");
356 output.println("/* number of DNF terms */"+dflag.size()+",");
357 output.println("parameterdnf_"+i+"_"+task.getSafeSymbol()+",");
359 output.println("};");
363 output.println("struct parameterdescriptor * parameterdescriptors_"+task.getSafeSymbol()+"[] = {");
364 for (int i=0;i<task.numParameters();i++) {
367 output.print("¶meter_"+i+"_"+task.getSafeSymbol());
369 output.println("};");
371 output.println("struct taskdescriptor task_"+task.getSafeSymbol()+"={");
372 output.println("&"+task.getSafeSymbol()+",");
373 output.println("/* number of parameters */" +task.numParameters() + ",");
374 output.println("parameterdescriptors_"+task.getSafeSymbol()+",");
375 output.println("\""+task.getSymbol()+"\"");
376 output.println("};");
380 /** The buildVirtualTables method outputs the virtual dispatch
381 * tables for methods. */
383 private void buildVirtualTables(PrintWriter outvirtual) {
384 Iterator classit=state.getClassSymbolTable().getDescriptorsIterator();
385 while(classit.hasNext()) {
386 ClassDescriptor cd=(ClassDescriptor)classit.next();
387 if (virtualcalls.getMethodCount(cd)>maxcount)
388 maxcount=virtualcalls.getMethodCount(cd);
390 MethodDescriptor[][] virtualtable=new MethodDescriptor[state.numClasses()+state.numArrays()][maxcount];
392 /* Fill in virtual table */
393 classit=state.getClassSymbolTable().getDescriptorsIterator();
394 while(classit.hasNext()) {
395 ClassDescriptor cd=(ClassDescriptor)classit.next();
396 fillinRow(cd, virtualtable, cd.getId());
399 ClassDescriptor objectcd=typeutil.getClass(TypeUtil.ObjectClass);
400 Iterator arrayit=state.getArrayIterator();
401 while(arrayit.hasNext()) {
402 TypeDescriptor td=(TypeDescriptor)arrayit.next();
403 int id=state.getArrayNumber(td);
404 fillinRow(objectcd, virtualtable, id+state.numClasses());
407 outvirtual.print("void * virtualtable[]={");
408 boolean needcomma=false;
409 for(int i=0;i<state.numClasses()+state.numArrays();i++) {
410 for(int j=0;j<maxcount;j++) {
412 outvirtual.print(", ");
413 if (virtualtable[i][j]!=null) {
414 MethodDescriptor md=virtualtable[i][j];
415 outvirtual.print("& "+md.getClassDesc().getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor());
417 outvirtual.print("0");
421 outvirtual.println("");
423 outvirtual.println("};");
427 private void fillinRow(ClassDescriptor cd, MethodDescriptor[][] virtualtable, int rownum) {
428 /* Get inherited methods */
429 if (cd.getSuperDesc()!=null)
430 fillinRow(cd.getSuperDesc(), virtualtable, rownum);
431 /* Override them with our methods */
432 for(Iterator it=cd.getMethods();it.hasNext();) {
433 MethodDescriptor md=(MethodDescriptor)it.next();
434 if (md.isStatic()||md.getReturnType()==null)
436 int methodnum=virtualcalls.getMethodNumber(md);
437 virtualtable[rownum][methodnum]=md;
441 /** Generate array that contains the sizes of class objects. The
442 * object allocation functions in the runtime use this
445 private void generateSizeArray(PrintWriter outclassdefs) {
446 outclassdefs.print("int classsize[]={");
447 Iterator it=state.getClassSymbolTable().getDescriptorsIterator();
448 cdarray=new ClassDescriptor[state.numClasses()];
449 while(it.hasNext()) {
450 ClassDescriptor cd=(ClassDescriptor)it.next();
451 cdarray[cd.getId()]=cd;
453 boolean needcomma=false;
454 for(int i=0;i<state.numClasses();i++) {
456 outclassdefs.print(", ");
457 outclassdefs.print("sizeof(struct "+cdarray[i].getSafeSymbol()+")");
461 arraytable=new TypeDescriptor[state.numArrays()];
463 Iterator arrayit=state.getArrayIterator();
464 while(arrayit.hasNext()) {
465 TypeDescriptor td=(TypeDescriptor)arrayit.next();
466 int id=state.getArrayNumber(td);
470 for(int i=0;i<state.numArrays();i++) {
472 outclassdefs.print(", ");
473 TypeDescriptor tdelement=arraytable[i].dereference();
474 if (tdelement.isArray()||tdelement.isClass())
475 outclassdefs.print("sizeof(void *)");
477 outclassdefs.print("sizeof("+tdelement.getSafeSymbol()+")");
481 outclassdefs.println("};");
484 /** Constructs params and temp objects for each method or task.
485 * These objects tell the compiler which temps need to be
488 private void generateTempStructs(FlatMethod fm) {
489 MethodDescriptor md=fm.getMethod();
490 TaskDescriptor task=fm.getTask();
492 ParamsObject objectparams=md!=null?new ParamsObject(md,tag++):new ParamsObject(task, tag++);
494 paramstable.put(md, objectparams);
496 paramstable.put(task, objectparams);
498 for(int i=0;i<fm.numParameters();i++) {
499 TempDescriptor temp=fm.getParameter(i);
500 TypeDescriptor type=temp.getType();
501 if ((type.isPtr()||type.isArray())&&GENERATEPRECISEGC)
502 objectparams.addPtr(temp);
504 objectparams.addPrim(temp);
507 TempObject objecttemps=md!=null?new TempObject(objectparams,md,tag++):new TempObject(objectparams, task, tag++);
509 tempstable.put(md, objecttemps);
511 tempstable.put(task, objecttemps);
513 for(Iterator nodeit=fm.getNodeSet().iterator();nodeit.hasNext();) {
514 FlatNode fn=(FlatNode)nodeit.next();
515 TempDescriptor[] writes=fn.writesTemps();
516 for(int i=0;i<writes.length;i++) {
517 TempDescriptor temp=writes[i];
518 TypeDescriptor type=temp.getType();
519 if ((type.isPtr()||type.isArray())&&GENERATEPRECISEGC)
520 objecttemps.addPtr(temp);
522 objecttemps.addPrim(temp);
527 private void generateLayoutStructs(PrintWriter output) {
528 Iterator it=state.getClassSymbolTable().getDescriptorsIterator();
529 while(it.hasNext()) {
530 ClassDescriptor cn=(ClassDescriptor)it.next();
531 output.println("int "+cn.getSafeSymbol()+"_pointers[]={");
532 Iterator allit=cn.getFieldTable().getAllDescriptorsIterator();
534 while(allit.hasNext()) {
535 FieldDescriptor fd=(FieldDescriptor)allit.next();
536 TypeDescriptor type=fd.getType();
537 if (type.isPtr()||type.isArray())
541 allit=cn.getFieldTable().getAllDescriptorsIterator();
542 while(allit.hasNext()) {
543 FieldDescriptor fd=(FieldDescriptor)allit.next();
544 TypeDescriptor type=fd.getType();
545 if (type.isPtr()||type.isArray()) {
547 output.print("((int)&(((struct "+cn.getSafeSymbol() +" *)0)->"+fd.getSafeSymbol()+"))");
550 output.println("};");
552 output.println("int * pointerarray[]={");
553 boolean needcomma=false;
554 for(int i=0;i<state.numClasses();i++) {
555 ClassDescriptor cn=cdarray[i];
559 output.print(cn.getSafeSymbol()+"_pointers");
562 for(int i=0;i<state.numArrays();i++) {
564 output.println(", ");
565 TypeDescriptor tdelement=arraytable[i].dereference();
566 if (tdelement.isArray()||tdelement.isClass())
567 output.print("((int *)1)");
573 output.println("};");
575 output.println("int hasflags[]={");
576 for(int i=0;i<state.numClasses();i++) {
577 ClassDescriptor cn=cdarray[i];
579 output.println(", ");
586 output.println("};");
589 /* Force consistent field ordering between inherited classes. */
591 private void printClassStruct(ClassDescriptor cn, PrintWriter classdefout) {
592 ClassDescriptor sp=cn.getSuperDesc();
594 printClassStruct(sp, classdefout);
596 if (!fieldorder.containsKey(cn)) {
597 Vector fields=new Vector();
598 fieldorder.put(cn,fields);
599 Iterator fieldit=cn.getFields();
600 while(fieldit.hasNext()) {
601 FieldDescriptor fd=(FieldDescriptor)fieldit.next();
602 if (sp==null||!sp.getFieldTable().contains(fd.getSymbol()))
606 Vector fields=(Vector)fieldorder.get(cn);
608 for(int i=0;i<fields.size();i++) {
609 FieldDescriptor fd=(FieldDescriptor)fields.get(i);
610 if (fd.getType().isClass()||fd.getType().isArray())
611 classdefout.println(" struct "+fd.getType().getSafeSymbol()+" * "+fd.getSafeSymbol()+";");
613 classdefout.println(" "+fd.getType().getSafeSymbol()+" "+fd.getSafeSymbol()+";");
618 /* Map flags to integers consistently between inherited
621 private void mapFlags(ClassDescriptor cn) {
622 ClassDescriptor sp=cn.getSuperDesc();
626 if (!flagorder.containsKey(cn)) {
627 Hashtable flags=new Hashtable();
628 flagorder.put(cn,flags);
630 Hashtable superflags=(Hashtable)flagorder.get(sp);
631 Iterator superflagit=superflags.keySet().iterator();
632 while(superflagit.hasNext()) {
633 FlagDescriptor fd=(FlagDescriptor)superflagit.next();
634 Integer number=(Integer)superflags.get(fd);
635 flags.put(fd, number);
636 if ((number.intValue()+1)>max)
637 max=number.intValue()+1;
641 Iterator flagit=cn.getFlags();
642 while(flagit.hasNext()) {
643 FlagDescriptor fd=(FlagDescriptor)flagit.next();
644 if (sp==null||!sp.getFlagTable().contains(fd.getSymbol()))
645 flags.put(fd, new Integer(max++));
651 /** This function outputs (1) structures that parameters are
652 * passed in (when PRECISE GC is enabled) and (2) function
653 * prototypes for the methods */
655 private void generateCallStructs(ClassDescriptor cn, PrintWriter classdefout, PrintWriter output, PrintWriter headersout) {
656 /* Output class structure */
657 classdefout.println("struct "+cn.getSafeSymbol()+" {");
658 classdefout.println(" int type;");
660 classdefout.println(" int flag;");
661 classdefout.println(" void * flagptr;");
663 printClassStruct(cn, classdefout);
664 classdefout.println("};\n");
666 /* Cycle through methods */
667 Iterator methodit=cn.getMethods();
668 while(methodit.hasNext()) {
669 /* Classify parameters */
670 MethodDescriptor md=(MethodDescriptor)methodit.next();
671 FlatMethod fm=state.getMethodFlat(md);
672 generateTempStructs(fm);
674 ParamsObject objectparams=(ParamsObject) paramstable.get(md);
675 TempObject objecttemps=(TempObject) tempstable.get(md);
677 /* Output parameter structure */
678 if (GENERATEPRECISEGC) {
679 output.println("struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params {");
680 output.println(" int type;");
681 output.println(" void * next;");
682 for(int i=0;i<objectparams.numPointers();i++) {
683 TempDescriptor temp=objectparams.getPointer(i);
684 output.println(" struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+";");
686 output.println("};\n");
689 /* Output temp structure */
690 if (GENERATEPRECISEGC) {
691 output.println("struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_locals {");
692 output.println(" int type;");
693 output.println(" void * next;");
694 for(int i=0;i<objecttemps.numPointers();i++) {
695 TempDescriptor temp=objecttemps.getPointer(i);
696 if (temp.getType().isNull())
697 output.println(" void * "+temp.getSafeSymbol()+";");
699 output.println(" struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+";");
701 output.println("};\n");
704 /* Output method declaration */
705 if (md.getReturnType()!=null) {
706 if (md.getReturnType().isClass()||md.getReturnType().isArray())
707 headersout.print("struct " + md.getReturnType().getSafeSymbol()+" * ");
709 headersout.print(md.getReturnType().getSafeSymbol()+" ");
711 //catch the constructor case
712 headersout.print("void ");
713 headersout.print(cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(");
715 boolean printcomma=false;
716 if (GENERATEPRECISEGC) {
717 headersout.print("struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * "+paramsprefix);
721 //output parameter list
722 for(int i=0;i<objectparams.numPrimitives();i++) {
723 TempDescriptor temp=objectparams.getPrimitive(i);
725 headersout.print(", ");
727 if (temp.getType().isClass()||temp.getType().isArray())
728 headersout.print("struct " + temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol());
730 headersout.print(temp.getType().getSafeSymbol()+" "+temp.getSafeSymbol());
732 headersout.println(");\n");
737 /** This function outputs (1) structures that parameters are
738 * passed in (when PRECISE GC is enabled) and (2) function
739 * prototypes for the tasks */
741 private void generateTaskStructs(PrintWriter output, PrintWriter headersout) {
742 /* Cycle through tasks */
743 Iterator taskit=state.getTaskSymbolTable().getDescriptorsIterator();
745 while(taskit.hasNext()) {
746 /* Classify parameters */
747 TaskDescriptor task=(TaskDescriptor)taskit.next();
748 FlatMethod fm=state.getMethodFlat(task);
749 generateTempStructs(fm);
751 ParamsObject objectparams=(ParamsObject) paramstable.get(task);
752 TempObject objecttemps=(TempObject) tempstable.get(task);
754 /* Output parameter structure */
755 if (GENERATEPRECISEGC) {
756 output.println("struct "+task.getSafeSymbol()+"_params {");
758 output.println(" int type;");
759 output.println(" void * next;");
760 for(int i=0;i<objectparams.numPointers();i++) {
761 TempDescriptor temp=objectparams.getPointer(i);
762 output.println(" struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+";");
764 output.println("};\n");
765 if (objectparams.numPointers()>maxtaskparams)
766 maxtaskparams=objectparams.numPointers();
769 /* Output temp structure */
770 if (GENERATEPRECISEGC) {
771 output.println("struct "+task.getSafeSymbol()+"_locals {");
772 output.println(" int type;");
773 output.println(" void * next;");
774 for(int i=0;i<objecttemps.numPointers();i++) {
775 TempDescriptor temp=objecttemps.getPointer(i);
776 if (temp.getType().isNull())
777 output.println(" void * "+temp.getSafeSymbol()+";");
779 output.println(" struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+";");
781 output.println("};\n");
784 /* Output task declaration */
785 headersout.print("void " + task.getSafeSymbol()+"(");
787 boolean printcomma=false;
788 if (GENERATEPRECISEGC) {
789 headersout.print("struct "+task.getSafeSymbol()+"_params * "+paramsprefix);
791 headersout.print("void * parameterarray[]");
792 headersout.println(");\n");
796 /** Generate code for flatmethod fm. */
798 private void generateFlatMethod(FlatMethod fm, PrintWriter output) {
799 MethodDescriptor md=fm.getMethod();
800 TaskDescriptor task=fm.getTask();
802 ClassDescriptor cn=md!=null?md.getClassDesc():null;
804 ParamsObject objectparams=(ParamsObject)paramstable.get(md!=null?md:task);
806 generateHeader(md!=null?md:task,output);
810 if (GENERATEPRECISEGC) {
812 output.println(" struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_locals "+localsprefix+";");
814 output.println(" struct "+task.getSafeSymbol()+"_locals "+localsprefix+";");
816 TempObject objecttemp=(TempObject) tempstable.get(md!=null?md:task);
817 for(int i=0;i<objecttemp.numPrimitives();i++) {
818 TempDescriptor td=objecttemp.getPrimitive(i);
819 TypeDescriptor type=td.getType();
821 output.println(" void * "+td.getSafeSymbol()+";");
822 else if (type.isClass()||type.isArray())
823 output.println(" struct "+type.getSafeSymbol()+" * "+td.getSafeSymbol()+";");
825 output.println(" "+type.getSafeSymbol()+" "+td.getSafeSymbol()+";");
829 /* Generate labels first */
830 HashSet tovisit=new HashSet();
831 HashSet visited=new HashSet();
833 Hashtable nodetolabel=new Hashtable();
834 tovisit.add(fm.methodEntryNode());
835 FlatNode current_node=null;
838 //Node needs a label if it is
839 while(!tovisit.isEmpty()) {
840 FlatNode fn=(FlatNode)tovisit.iterator().next();
843 for(int i=0;i<fn.numNext();i++) {
844 FlatNode nn=fn.getNext(i);
847 nodetolabel.put(nn,new Integer(labelindex++));
849 if (!visited.contains(nn)&&!tovisit.contains(nn)) {
853 nodetolabel.put(nn,new Integer(labelindex++));
858 //Do the actual code generation
859 tovisit=new HashSet();
860 visited=new HashSet();
861 tovisit.add(fm.methodEntryNode());
862 while(current_node!=null||!tovisit.isEmpty()) {
863 if (current_node==null) {
864 current_node=(FlatNode)tovisit.iterator().next();
865 tovisit.remove(current_node);
867 visited.add(current_node);
868 if (nodetolabel.containsKey(current_node))
869 output.println("L"+nodetolabel.get(current_node)+":");
870 if (state.INSTRUCTIONFAILURE) {
871 output.println("if ((--instructioncount)==0) injectinstructionfailure();");
873 if (current_node.numNext()==0) {
875 generateFlatNode(fm, current_node, output);
876 if (current_node.kind()!=FKind.FlatReturnNode) {
877 output.println(" return;");
880 } else if(current_node.numNext()==1) {
882 generateFlatNode(fm, current_node, output);
883 FlatNode nextnode=current_node.getNext(0);
884 if (visited.contains(nextnode)) {
885 output.println("goto L"+nodetolabel.get(nextnode)+";");
888 current_node=nextnode;
889 } else if (current_node.numNext()==2) {
892 generateFlatCondBranch(fm, (FlatCondBranch)current_node, "L"+nodetolabel.get(current_node.getNext(1)), output);
893 if (!visited.contains(current_node.getNext(1)))
894 tovisit.add(current_node.getNext(1));
895 if (visited.contains(current_node.getNext(0))) {
896 output.println("goto L"+nodetolabel.get(current_node.getNext(0))+";");
899 current_node=current_node.getNext(0);
900 } else throw new Error();
904 output.println("}\n\n");
907 /** Generate text string that corresponds to the Temp td. */
908 private String generateTemp(FlatMethod fm, TempDescriptor td) {
909 MethodDescriptor md=fm.getMethod();
910 TaskDescriptor task=fm.getTask();
911 TempObject objecttemps=(TempObject) tempstable.get(md!=null?md:task);
912 if (objecttemps.isLocalPrim(td)||objecttemps.isParamPrim(td)) {
913 return td.getSafeSymbol();
916 if (objecttemps.isLocalPtr(td)) {
917 return localsprefix+"."+td.getSafeSymbol();
920 if (objecttemps.isParamPtr(td)) {
921 return paramsprefix+"->"+td.getSafeSymbol();
926 private void generateFlatNode(FlatMethod fm, FlatNode fn, PrintWriter output) {
929 generateFlatCall(fm, (FlatCall) fn,output);
931 case FKind.FlatFieldNode:
932 generateFlatFieldNode(fm, (FlatFieldNode) fn,output);
934 case FKind.FlatElementNode:
935 generateFlatElementNode(fm, (FlatElementNode) fn,output);
937 case FKind.FlatSetElementNode:
938 generateFlatSetElementNode(fm, (FlatSetElementNode) fn,output);
940 case FKind.FlatSetFieldNode:
941 generateFlatSetFieldNode(fm, (FlatSetFieldNode) fn,output);
944 generateFlatNew(fm, (FlatNew) fn,output);
946 case FKind.FlatOpNode:
947 generateFlatOpNode(fm, (FlatOpNode) fn,output);
949 case FKind.FlatCastNode:
950 generateFlatCastNode(fm, (FlatCastNode) fn,output);
952 case FKind.FlatLiteralNode:
953 generateFlatLiteralNode(fm, (FlatLiteralNode) fn,output);
955 case FKind.FlatReturnNode:
956 generateFlatReturnNode(fm, (FlatReturnNode) fn,output);
959 output.println("/* nop */");
961 case FKind.FlatCheckNode:
962 generateFlatCheckNode(fm, (FlatCheckNode) fn, output);
964 case FKind.FlatFlagActionNode:
965 generateFlatFlagActionNode(fm, (FlatFlagActionNode) fn, output);
972 private void generateFlatCheckNode(FlatMethod fm, FlatCheckNode fcn, PrintWriter output) {
974 if (state.CONSCHECK) {
975 String specname=fcn.getSpec();
976 String varname="repairstate___";
979 output.println("struct "+specname+"_state * "+varname+"=allocate"+specname+"_state();");
982 TempDescriptor[] temps=fcn.getTemps();
983 String[] vars=fcn.getVars();
984 for(int i=0;i<temps.length;i++) {
985 output.println(varname+"->"+vars[i]+"=(int)"+generateTemp(fm, temps[i])+";");
988 output.println("if (doanalysis"+specname+"("+varname+")) {");
989 output.println("free"+specname+"_state("+varname+");");
990 output.println("} else {");
991 output.println("/* Bad invariant */");
992 output.println("free"+specname+"_state("+varname+");");
993 output.println("abort_task();");
1000 private void generateFlatCall(FlatMethod fm, FlatCall fc, PrintWriter output) {
1001 MethodDescriptor md=fc.getMethod();
1002 ParamsObject objectparams=(ParamsObject) paramstable.get(md);
1003 ClassDescriptor cn=md.getClassDesc();
1004 output.println("{");
1005 if (GENERATEPRECISEGC) {
1006 output.print(" struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params __parameterlist__={");
1008 output.print(objectparams.getUID());
1009 output.print(", & "+localsprefix);
1010 if (fc.getThis()!=null) {
1012 output.print(generateTemp(fm,fc.getThis()));
1014 for(int i=0;i<fc.numArgs();i++) {
1015 VarDescriptor var=md.getParameter(i);
1016 TempDescriptor paramtemp=(TempDescriptor)temptovar.get(var);
1017 if (objectparams.isParamPtr(paramtemp)) {
1018 TempDescriptor targ=fc.getArg(i);
1020 output.print(generateTemp(fm, targ));
1023 output.println("};");
1028 if (fc.getReturnTemp()!=null)
1029 output.print(generateTemp(fm,fc.getReturnTemp())+"=");
1031 /* Do we need to do virtual dispatch? */
1032 if (md.isStatic()||md.getReturnType()==null||singleCall(fc.getThis().getType().getClassDesc(),md)) {
1033 output.print(cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor());
1037 if (md.getReturnType().isClass()||md.getReturnType().isArray())
1038 output.print("struct " + md.getReturnType().getSafeSymbol()+" * ");
1040 output.print(md.getReturnType().getSafeSymbol()+" ");
1041 output.print("(*)(");
1043 boolean printcomma=false;
1044 if (GENERATEPRECISEGC) {
1045 output.print("struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * ");
1050 for(int i=0;i<objectparams.numPrimitives();i++) {
1051 TempDescriptor temp=objectparams.getPrimitive(i);
1055 if (temp.getType().isClass()||temp.getType().isArray())
1056 output.print("struct " + temp.getType().getSafeSymbol()+" * ");
1058 output.print(temp.getType().getSafeSymbol());
1061 output.print("))virtualtable["+generateTemp(fm,fc.getThis())+"->type*"+maxcount+"+"+virtualcalls.getMethodNumber(md)+"])");
1065 boolean needcomma=false;
1066 if (GENERATEPRECISEGC) {
1067 output.print("&__parameterlist__");
1070 if (fc.getThis()!=null) {
1071 TypeDescriptor ptd=md.getThis().getType();
1072 if (ptd.isClass()&&!ptd.isArray())
1073 output.print("(struct "+ptd.getSafeSymbol()+" *) ");
1074 output.print(generateTemp(fm,fc.getThis()));
1078 for(int i=0;i<fc.numArgs();i++) {
1079 VarDescriptor var=md.getParameter(i);
1080 TempDescriptor paramtemp=(TempDescriptor)temptovar.get(var);
1081 if (objectparams.isParamPrim(paramtemp)) {
1082 TempDescriptor targ=fc.getArg(i);
1086 TypeDescriptor ptd=md.getParamType(i);
1087 if (ptd.isClass()&&!ptd.isArray())
1088 output.print("(struct "+ptd.getSafeSymbol()+" *) ");
1089 output.print(generateTemp(fm, targ));
1093 output.println(");");
1094 output.println(" }");
1097 private boolean singleCall(ClassDescriptor thiscd, MethodDescriptor md) {
1098 Set subclasses=typeutil.getSubClasses(thiscd);
1099 if (subclasses==null)
1101 for(Iterator classit=subclasses.iterator();classit.hasNext();) {
1102 ClassDescriptor cd=(ClassDescriptor)classit.next();
1103 Set possiblematches=cd.getMethodTable().getSet(md.getSymbol());
1104 for(Iterator matchit=possiblematches.iterator();matchit.hasNext();) {
1105 MethodDescriptor matchmd=(MethodDescriptor)matchit.next();
1106 if (md.matches(matchmd))
1113 private void generateFlatFieldNode(FlatMethod fm, FlatFieldNode ffn, PrintWriter output) {
1114 output.println(generateTemp(fm, ffn.getDst())+"="+ generateTemp(fm,ffn.getSrc())+"->"+ ffn.getField().getSafeSymbol()+";");
1117 private void generateFlatSetFieldNode(FlatMethod fm, FlatSetFieldNode fsfn, PrintWriter output) {
1118 if (fsfn.getField().getSymbol().equals("length")&&fsfn.getDst().getType().isArray())
1119 throw new Error("Can't set array length");
1120 output.println(generateTemp(fm, fsfn.getDst())+"->"+ fsfn.getField().getSafeSymbol()+"="+ generateTemp(fm,fsfn.getSrc())+";");
1123 private void generateFlatElementNode(FlatMethod fm, FlatElementNode fen, PrintWriter output) {
1124 TypeDescriptor elementtype=fen.getSrc().getType().dereference();
1127 if (elementtype.isArray()||elementtype.isClass())
1130 type=elementtype.getSafeSymbol()+" ";
1132 if (fen.needsBoundsCheck()) {
1133 output.println("if ("+generateTemp(fm, fen.getIndex())+"< 0 || "+generateTemp(fm, fen.getIndex())+" >= "+generateTemp(fm,fen.getSrc()) + "->___length___)");
1134 output.println("failedboundschk();");
1137 output.println(generateTemp(fm, fen.getDst())+"=(("+ type+"*)(((char *) &("+ generateTemp(fm,fen.getSrc())+"->___length___))+sizeof(int)))["+generateTemp(fm, fen.getIndex())+"];");
1140 private void generateFlatSetElementNode(FlatMethod fm, FlatSetElementNode fsen, PrintWriter output) {
1141 //TODO: need dynamic check to make sure this assignment is actually legal
1142 //Because Object[] could actually be something more specific...ie. Integer[]
1144 TypeDescriptor elementtype=fsen.getDst().getType().dereference();
1147 if (elementtype.isArray()||elementtype.isClass())
1150 type=elementtype.getSafeSymbol()+" ";
1152 if (fsen.needsBoundsCheck()) {
1153 output.println("if ("+generateTemp(fm, fsen.getIndex())+"< 0 || "+generateTemp(fm, fsen.getIndex())+" >= "+generateTemp(fm,fsen.getDst()) + "->___length___)");
1154 output.println("failedboundschk();");
1157 output.println("(("+type +"*)(((char *) &("+ generateTemp(fm,fsen.getDst())+"->___length___))+sizeof(int)))["+generateTemp(fm, fsen.getIndex())+"]="+generateTemp(fm,fsen.getSrc())+";");
1160 private void generateFlatNew(FlatMethod fm, FlatNew fn, PrintWriter output) {
1161 if (fn.getType().isArray()) {
1162 int arrayid=state.getArrayNumber(fn.getType())+state.numClasses();
1163 output.println(generateTemp(fm,fn.getDst())+"=allocate_newarray("+arrayid+", "+generateTemp(fm, fn.getSize())+");");
1165 output.println(generateTemp(fm,fn.getDst())+"=allocate_new("+fn.getType().getClassDesc().getId()+");");
1168 private void generateFlatOpNode(FlatMethod fm, FlatOpNode fon, PrintWriter output) {
1170 if (fon.getRight()!=null)
1171 output.println(generateTemp(fm, fon.getDest())+" = "+generateTemp(fm, fon.getLeft())+fon.getOp().toString()+generateTemp(fm,fon.getRight())+";");
1172 else if (fon.getOp().getOp()==Operation.ASSIGN)
1173 output.println(generateTemp(fm, fon.getDest())+" = "+generateTemp(fm, fon.getLeft())+";");
1174 else if (fon.getOp().getOp()==Operation.UNARYPLUS)
1175 output.println(generateTemp(fm, fon.getDest())+" = "+generateTemp(fm, fon.getLeft())+";");
1176 else if (fon.getOp().getOp()==Operation.UNARYMINUS)
1177 output.println(generateTemp(fm, fon.getDest())+" = -"+generateTemp(fm, fon.getLeft())+";");
1178 else if (fon.getOp().getOp()==Operation.LOGIC_NOT)
1179 output.println(generateTemp(fm, fon.getDest())+" = !"+generateTemp(fm, fon.getLeft())+";");
1181 output.println(generateTemp(fm, fon.getDest())+fon.getOp().toString()+generateTemp(fm, fon.getLeft())+";");
1184 private void generateFlatCastNode(FlatMethod fm, FlatCastNode fcn, PrintWriter output) {
1185 /* TODO: Do type check here */
1186 if (fcn.getType().isArray()) {
1188 } else if (fcn.getType().isClass())
1189 output.println(generateTemp(fm,fcn.getDst())+"=(struct "+fcn.getType().getSafeSymbol()+" *)"+generateTemp(fm,fcn.getSrc())+";");
1191 output.println(generateTemp(fm,fcn.getDst())+"=("+fcn.getType().getSafeSymbol()+")"+generateTemp(fm,fcn.getSrc())+";");
1194 private void generateFlatLiteralNode(FlatMethod fm, FlatLiteralNode fln, PrintWriter output) {
1195 if (fln.getValue()==null)
1196 output.println(generateTemp(fm, fln.getDst())+"=0;");
1197 else if (fln.getType().getSymbol().equals(TypeUtil.StringClass))
1198 output.println(generateTemp(fm, fln.getDst())+"=NewString(\""+FlatLiteralNode.escapeString((String)fln.getValue())+"\","+((String)fln.getValue()).length()+");");
1199 else if (fln.getType().isBoolean()) {
1200 if (((Boolean)fln.getValue()).booleanValue())
1201 output.println(generateTemp(fm, fln.getDst())+"=1;");
1203 output.println(generateTemp(fm, fln.getDst())+"=0;");
1204 } else if (fln.getType().isChar()) {
1205 String st=FlatLiteralNode.escapeString(fln.getValue().toString());
1206 output.println(generateTemp(fm, fln.getDst())+"='"+st+"';");
1208 output.println(generateTemp(fm, fln.getDst())+"="+fln.getValue()+";");
1211 private void generateFlatReturnNode(FlatMethod fm, FlatReturnNode frn, PrintWriter output) {
1213 if (frn.getReturnTemp()!=null)
1214 output.println("return "+generateTemp(fm, frn.getReturnTemp())+";");
1216 output.println("return;");
1219 private void generateFlatCondBranch(FlatMethod fm, FlatCondBranch fcb, String label, PrintWriter output) {
1220 output.println("if (!"+generateTemp(fm, fcb.getTest())+") goto "+label+";");
1223 private void generateHeader(Descriptor des, PrintWriter output) {
1225 ParamsObject objectparams=(ParamsObject)paramstable.get(des);
1226 MethodDescriptor md=null;
1227 TaskDescriptor task=null;
1228 if (des instanceof MethodDescriptor)
1229 md=(MethodDescriptor) des;
1231 task=(TaskDescriptor) des;
1233 ClassDescriptor cn=md!=null?md.getClassDesc():null;
1235 if (md!=null&&md.getReturnType()!=null) {
1236 if (md.getReturnType().isClass()||md.getReturnType().isArray())
1237 output.print("struct " + md.getReturnType().getSafeSymbol()+" * ");
1239 output.print(md.getReturnType().getSafeSymbol()+" ");
1241 //catch the constructor case
1242 output.print("void ");
1244 output.print(cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"(");
1246 output.print(task.getSafeSymbol()+"(");
1248 boolean printcomma=false;
1249 if (GENERATEPRECISEGC) {
1251 output.print("struct "+cn.getSafeSymbol()+md.getSafeSymbol()+"_"+md.getSafeMethodDescriptor()+"_params * "+paramsprefix);
1253 output.print("struct "+task.getSafeSymbol()+"_params * "+paramsprefix);
1258 for(int i=0;i<objectparams.numPrimitives();i++) {
1259 TempDescriptor temp=objectparams.getPrimitive(i);
1263 if (temp.getType().isClass()||temp.getType().isArray())
1264 output.print("struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol());
1266 output.print(temp.getType().getSafeSymbol()+" "+temp.getSafeSymbol());
1268 output.println(") {");
1269 } else if (!GENERATEPRECISEGC) {
1270 output.println("void * parameterarray[]) {");
1271 for(int i=0;i<objectparams.numPrimitives();i++) {
1272 TempDescriptor temp=objectparams.getPrimitive(i);
1273 output.println("struct "+temp.getType().getSafeSymbol()+" * "+temp.getSafeSymbol()+"=parameterarray["+i+"];");
1275 if (objectparams.numPrimitives()>maxtaskparams)
1276 maxtaskparams=objectparams.numPrimitives();
1277 } else output.println(" {");
1280 public void generateFlatFlagActionNode(FlatMethod fm, FlatFlagActionNode ffan, PrintWriter output) {
1281 output.println("/* FlatFlagActionNode */");
1282 Hashtable flagandtable=new Hashtable();
1283 Hashtable flagortable=new Hashtable();
1286 Iterator flagsit=ffan.getTempFlagPairs();
1287 while(flagsit.hasNext()) {
1288 TempFlagPair tfp=(TempFlagPair)flagsit.next();
1289 TempDescriptor temp=tfp.getTemp();
1290 Hashtable flagtable=(Hashtable)flagorder.get(temp.getType().getClassDesc());
1291 FlagDescriptor flag=tfp.getFlag();
1292 int flagid=1<<((Integer)flagtable.get(flag)).intValue();
1293 boolean flagstatus=ffan.getFlagChange(tfp);
1296 if (flagortable.containsKey(temp)) {
1297 mask=((Integer)flagortable.get(temp)).intValue();
1300 flagortable.put(temp,new Integer(mask));
1302 int mask=0xFFFFFFFF;
1303 if (flagandtable.containsKey(temp)) {
1304 mask=((Integer)flagandtable.get(temp)).intValue();
1306 mask&=(0xFFFFFFFF^flagid);
1307 flagandtable.put(temp,new Integer(mask));
1310 Iterator orit=flagortable.keySet().iterator();
1311 while(orit.hasNext()) {
1312 TempDescriptor temp=(TempDescriptor)orit.next();
1313 int ormask=((Integer)flagortable.get(temp)).intValue();
1314 int andmask=0xFFFFFFF;
1315 if (flagandtable.containsKey(temp))
1316 andmask=((Integer)flagandtable.get(temp)).intValue();
1317 output.println("flagorand("+generateTemp(fm, temp)+", 0x"+Integer.toHexString(ormask)+", 0x"+Integer.toHexString(andmask)+");");
1319 Iterator andit=flagandtable.keySet().iterator();
1320 while(andit.hasNext()) {
1321 TempDescriptor temp=(TempDescriptor)andit.next();
1322 int andmask=((Integer)flagandtable.get(temp)).intValue();
1323 if (!flagortable.containsKey(temp))
1324 output.println("flagorand("+generateTemp(fm, temp)+", 0, 0x"+Integer.toHexString(andmask)+");");