1 //===- Record.cpp - Record implementation ---------------------------------===//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by the LLVM research group and is distributed under
6 // the University of Illinois Open Source License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
11 //===----------------------------------------------------------------------===//
14 #include "llvm/Support/DataTypes.h"
17 //===----------------------------------------------------------------------===//
18 // Type implementations
19 //===----------------------------------------------------------------------===//
21 void RecTy::dump() const { print(std::cerr); }
23 Init *BitRecTy::convertValue(BitsInit *BI) {
24 if (BI->getNumBits() != 1) return 0; // Only accept if just one bit!
28 bool BitRecTy::baseClassOf(const BitsRecTy *RHS) const {
29 return RHS->getNumBits() == 1;
32 Init *BitRecTy::convertValue(IntInit *II) {
33 int Val = II->getValue();
34 if (Val != 0 && Val != 1) return 0; // Only accept 0 or 1 for a bit!
36 return new BitInit(Val != 0);
39 Init *BitRecTy::convertValue(TypedInit *VI) {
40 if (dynamic_cast<BitRecTy*>(VI->getType()))
41 return VI; // Accept variable if it is already of bit type!
45 Init *BitsRecTy::convertValue(UnsetInit *UI) {
46 BitsInit *Ret = new BitsInit(Size);
48 for (unsigned i = 0; i != Size; ++i)
49 Ret->setBit(i, new UnsetInit());
53 Init *BitsRecTy::convertValue(BitInit *UI) {
54 if (Size != 1) return 0; // Can only convert single bit...
55 BitsInit *Ret = new BitsInit(1);
60 // convertValue from Int initializer to bits type: Split the integer up into the
61 // appropriate bits...
63 Init *BitsRecTy::convertValue(IntInit *II) {
64 int64_t Value = II->getValue();
65 // Make sure this bitfield is large enough to hold the integer value...
67 if (Value & ~((1LL << Size)-1))
70 if ((Value >> Size) != -1 || ((Value & (1 << (Size-1))) == 0))
74 BitsInit *Ret = new BitsInit(Size);
75 for (unsigned i = 0; i != Size; ++i)
76 Ret->setBit(i, new BitInit(Value & (1 << i)));
81 Init *BitsRecTy::convertValue(BitsInit *BI) {
82 // If the number of bits is right, return it. Otherwise we need to expand or
84 if (BI->getNumBits() == Size) return BI;
88 Init *BitsRecTy::convertValue(TypedInit *VI) {
89 if (BitsRecTy *BRT = dynamic_cast<BitsRecTy*>(VI->getType()))
90 if (BRT->Size == Size) {
91 BitsInit *Ret = new BitsInit(Size);
92 for (unsigned i = 0; i != Size; ++i)
93 Ret->setBit(i, new VarBitInit(VI, i));
96 if (Size == 1 && dynamic_cast<BitRecTy*>(VI->getType())) {
97 BitsInit *Ret = new BitsInit(1);
105 Init *IntRecTy::convertValue(BitInit *BI) {
106 return new IntInit(BI->getValue());
109 Init *IntRecTy::convertValue(BitsInit *BI) {
111 for (unsigned i = 0, e = BI->getNumBits(); i != e; ++i)
112 if (BitInit *Bit = dynamic_cast<BitInit*>(BI->getBit(i))) {
113 Result |= Bit->getValue() << i;
117 return new IntInit(Result);
120 Init *IntRecTy::convertValue(TypedInit *TI) {
121 if (TI->getType()->typeIsConvertibleTo(this))
122 return TI; // Accept variable if already of the right type!
126 Init *StringRecTy::convertValue(TypedInit *TI) {
127 if (dynamic_cast<StringRecTy*>(TI->getType()))
128 return TI; // Accept variable if already of the right type!
132 void ListRecTy::print(std::ostream &OS) const {
133 OS << "list<" << *Ty << ">";
136 Init *ListRecTy::convertValue(ListInit *LI) {
137 std::vector<Init*> Elements;
139 // Verify that all of the elements of the list are subclasses of the
140 // appropriate class!
141 for (unsigned i = 0, e = LI->getSize(); i != e; ++i)
142 if (Init *CI = LI->getElement(i)->convertInitializerTo(Ty))
143 Elements.push_back(CI);
147 return new ListInit(Elements);
150 Init *ListRecTy::convertValue(TypedInit *TI) {
151 // Ensure that TI is compatible with our class.
152 if (ListRecTy *LRT = dynamic_cast<ListRecTy*>(TI->getType()))
153 if (LRT->getElementType()->typeIsConvertibleTo(getElementType()))
158 Init *CodeRecTy::convertValue(TypedInit *TI) {
159 if (TI->getType()->typeIsConvertibleTo(this))
164 Init *DagRecTy::convertValue(TypedInit *TI) {
165 if (TI->getType()->typeIsConvertibleTo(this))
171 void RecordRecTy::print(std::ostream &OS) const {
172 OS << Rec->getName();
175 Init *RecordRecTy::convertValue(DefInit *DI) {
176 // Ensure that DI is a subclass of Rec.
177 if (!DI->getDef()->isSubClassOf(Rec))
182 Init *RecordRecTy::convertValue(TypedInit *TI) {
183 // Ensure that TI is compatible with Rec.
184 if (RecordRecTy *RRT = dynamic_cast<RecordRecTy*>(TI->getType()))
185 if (RRT->getRecord()->isSubClassOf(getRecord()) ||
186 RRT->getRecord() == getRecord())
191 bool RecordRecTy::baseClassOf(const RecordRecTy *RHS) const {
192 return Rec == RHS->getRecord() || RHS->getRecord()->isSubClassOf(Rec);
196 //===----------------------------------------------------------------------===//
197 // Initializer implementations
198 //===----------------------------------------------------------------------===//
200 void Init::dump() const { return print(std::cerr); }
202 Init *BitsInit::convertInitializerBitRange(const std::vector<unsigned> &Bits) {
203 BitsInit *BI = new BitsInit(Bits.size());
204 for (unsigned i = 0, e = Bits.size(); i != e; ++i) {
205 if (Bits[i] >= getNumBits()) {
209 BI->setBit(i, getBit(Bits[i]));
214 void BitsInit::print(std::ostream &OS) const {
215 //if (!printInHex(OS)) return;
216 //if (!printAsVariable(OS)) return;
217 //if (!printAsUnset(OS)) return;
220 for (unsigned i = 0, e = getNumBits(); i != e; ++i) {
222 if (Init *Bit = getBit(e-i-1))
230 bool BitsInit::printInHex(std::ostream &OS) const {
231 // First, attempt to convert the value into an integer value...
233 for (unsigned i = 0, e = getNumBits(); i != e; ++i)
234 if (BitInit *Bit = dynamic_cast<BitInit*>(getBit(i))) {
235 Result |= Bit->getValue() << i;
240 OS << "0x" << std::hex << Result << std::dec;
244 bool BitsInit::printAsVariable(std::ostream &OS) const {
245 // Get the variable that we may be set equal to...
246 assert(getNumBits() != 0);
247 VarBitInit *FirstBit = dynamic_cast<VarBitInit*>(getBit(0));
248 if (FirstBit == 0) return true;
249 TypedInit *Var = FirstBit->getVariable();
251 // Check to make sure the types are compatible.
252 BitsRecTy *Ty = dynamic_cast<BitsRecTy*>(FirstBit->getVariable()->getType());
253 if (Ty == 0) return true;
254 if (Ty->getNumBits() != getNumBits()) return true; // Incompatible types!
256 // Check to make sure all bits are referring to the right bits in the variable
257 for (unsigned i = 0, e = getNumBits(); i != e; ++i) {
258 VarBitInit *Bit = dynamic_cast<VarBitInit*>(getBit(i));
259 if (Bit == 0 || Bit->getVariable() != Var || Bit->getBitNum() != i)
267 bool BitsInit::printAsUnset(std::ostream &OS) const {
268 for (unsigned i = 0, e = getNumBits(); i != e; ++i)
269 if (!dynamic_cast<UnsetInit*>(getBit(i)))
275 // resolveReferences - If there are any field references that refer to fields
276 // that have been filled in, we can propagate the values now.
278 Init *BitsInit::resolveReferences(Record &R, const RecordVal *RV) {
279 bool Changed = false;
280 BitsInit *New = new BitsInit(getNumBits());
282 for (unsigned i = 0, e = Bits.size(); i != e; ++i) {
284 Init *CurBit = getBit(i);
288 CurBit = CurBit->resolveReferences(R, RV);
289 Changed |= B != CurBit;
290 } while (B != CurBit);
291 New->setBit(i, CurBit);
300 Init *IntInit::getBinaryOp(BinaryOp Op, Init *RHS) {
301 IntInit *RHSi = dynamic_cast<IntInit*>(RHS);
302 if (RHSi == 0) return 0;
306 default: assert(0 && "Unknown binop");
307 case SHL: NewValue = Value << RHSi->getValue(); break;
308 case SRA: NewValue = Value >> RHSi->getValue(); break;
309 case SRL: NewValue = (unsigned)Value >> (unsigned)RHSi->getValue(); break;
311 return new IntInit(NewValue);
315 Init *IntInit::convertInitializerBitRange(const std::vector<unsigned> &Bits) {
316 BitsInit *BI = new BitsInit(Bits.size());
318 for (unsigned i = 0, e = Bits.size(); i != e; ++i) {
323 BI->setBit(i, new BitInit(Value & (1 << Bits[i])));
328 Init *ListInit::convertInitListSlice(const std::vector<unsigned> &Elements) {
329 std::vector<Init*> Vals;
330 for (unsigned i = 0, e = Elements.size(); i != e; ++i) {
331 if (Elements[i] >= getSize())
333 Vals.push_back(getElement(Elements[i]));
335 return new ListInit(Vals);
338 Init *ListInit::resolveReferences(Record &R, const RecordVal *RV) {
339 std::vector<Init*> Resolved;
340 Resolved.reserve(getSize());
341 bool Changed = false;
343 for (unsigned i = 0, e = getSize(); i != e; ++i) {
345 Init *CurElt = getElement(i);
349 CurElt = CurElt->resolveReferences(R, RV);
350 Changed |= E != CurElt;
351 } while (E != CurElt);
352 Resolved.push_back(E);
356 return new ListInit(Resolved);
360 void ListInit::print(std::ostream &OS) const {
362 for (unsigned i = 0, e = Values.size(); i != e; ++i) {
369 Init *TypedInit::convertInitializerBitRange(const std::vector<unsigned> &Bits) {
370 BitsRecTy *T = dynamic_cast<BitsRecTy*>(getType());
371 if (T == 0) return 0; // Cannot subscript a non-bits variable...
372 unsigned NumBits = T->getNumBits();
374 BitsInit *BI = new BitsInit(Bits.size());
375 for (unsigned i = 0, e = Bits.size(); i != e; ++i) {
376 if (Bits[i] >= NumBits) {
380 BI->setBit(i, new VarBitInit(this, Bits[i]));
385 Init *TypedInit::convertInitListSlice(const std::vector<unsigned> &Elements) {
386 ListRecTy *T = dynamic_cast<ListRecTy*>(getType());
387 if (T == 0) return 0; // Cannot subscript a non-list variable...
389 if (Elements.size() == 1)
390 return new VarListElementInit(this, Elements[0]);
392 std::vector<Init*> ListInits;
393 ListInits.reserve(Elements.size());
394 for (unsigned i = 0, e = Elements.size(); i != e; ++i)
395 ListInits.push_back(new VarListElementInit(this, Elements[i]));
396 return new ListInit(ListInits);
400 Init *VarInit::resolveBitReference(Record &R, const RecordVal *IRV,
402 if (R.isTemplateArg(getName())) return 0;
403 if (IRV && IRV->getName() != getName()) return 0;
405 RecordVal *RV = R.getValue(getName());
406 assert(RV && "Reference to a non-existant variable?");
407 assert(dynamic_cast<BitsInit*>(RV->getValue()));
408 BitsInit *BI = (BitsInit*)RV->getValue();
410 assert(Bit < BI->getNumBits() && "Bit reference out of range!");
411 Init *B = BI->getBit(Bit);
413 if (!dynamic_cast<UnsetInit*>(B)) // If the bit is not set...
414 return B; // Replace the VarBitInit with it.
418 Init *VarInit::resolveListElementReference(Record &R, const RecordVal *IRV,
420 if (R.isTemplateArg(getName())) return 0;
421 if (IRV && IRV->getName() != getName()) return 0;
423 RecordVal *RV = R.getValue(getName());
424 assert(RV && "Reference to a non-existant variable?");
425 ListInit *LI = dynamic_cast<ListInit*>(RV->getValue());
426 assert(LI && "Invalid list element!");
428 if (Elt >= LI->getSize())
429 return 0; // Out of range reference.
430 Init *E = LI->getElement(Elt);
431 if (!dynamic_cast<UnsetInit*>(E)) // If the element is set
432 return E; // Replace the VarListElementInit with it.
437 RecTy *VarInit::getFieldType(const std::string &FieldName) const {
438 if (RecordRecTy *RTy = dynamic_cast<RecordRecTy*>(getType()))
439 if (const RecordVal *RV = RTy->getRecord()->getValue(FieldName))
440 return RV->getType();
444 Init *VarInit::getFieldInit(Record &R, const std::string &FieldName) const {
445 if (RecordRecTy *RTy = dynamic_cast<RecordRecTy*>(getType()))
446 if (const RecordVal *RV = R.getValue(VarName)) {
447 Init *TheInit = RV->getValue();
448 assert(TheInit != this && "Infinite loop detected!");
449 if (Init *I = TheInit->getFieldInit(R, FieldName))
457 /// resolveReferences - This method is used by classes that refer to other
458 /// variables which may not be defined at the time they expression is formed.
459 /// If a value is set for the variable later, this method will be called on
460 /// users of the value to allow the value to propagate out.
462 Init *VarInit::resolveReferences(Record &R, const RecordVal *RV) {
463 if (RecordVal *Val = R.getValue(VarName))
464 if (RV == Val || (RV == 0 && !dynamic_cast<UnsetInit*>(Val->getValue())))
465 return Val->getValue();
470 Init *VarBitInit::resolveReferences(Record &R, const RecordVal *RV) {
471 if (Init *I = getVariable()->resolveBitReference(R, RV, getBitNum()))
476 Init *VarListElementInit::resolveReferences(Record &R, const RecordVal *RV) {
477 if (Init *I = getVariable()->resolveListElementReference(R, RV,
483 Init *VarListElementInit::resolveBitReference(Record &R, const RecordVal *RV,
485 // FIXME: This should be implemented, to support references like:
490 Init *VarListElementInit::
491 resolveListElementReference(Record &R, const RecordVal *RV, unsigned Elt) {
492 // FIXME: This should be implemented, to support references like:
497 RecTy *DefInit::getFieldType(const std::string &FieldName) const {
498 if (const RecordVal *RV = Def->getValue(FieldName))
499 return RV->getType();
503 Init *DefInit::getFieldInit(Record &R, const std::string &FieldName) const {
504 return Def->getValue(FieldName)->getValue();
508 void DefInit::print(std::ostream &OS) const {
509 OS << Def->getName();
512 Init *FieldInit::resolveBitReference(Record &R, const RecordVal *RV,
514 if (Init *BitsVal = Rec->getFieldInit(R, FieldName))
515 if (BitsInit *BI = dynamic_cast<BitsInit*>(BitsVal)) {
516 assert(Bit < BI->getNumBits() && "Bit reference out of range!");
517 Init *B = BI->getBit(Bit);
519 if (dynamic_cast<BitInit*>(B)) // If the bit is set...
520 return B; // Replace the VarBitInit with it.
525 Init *FieldInit::resolveListElementReference(Record &R, const RecordVal *RV,
527 if (Init *ListVal = Rec->getFieldInit(R, FieldName))
528 if (ListInit *LI = dynamic_cast<ListInit*>(ListVal)) {
529 if (Elt >= LI->getSize()) return 0;
530 Init *E = LI->getElement(Elt);
532 if (!dynamic_cast<UnsetInit*>(E)) // If the bit is set...
533 return E; // Replace the VarListElementInit with it.
538 Init *FieldInit::resolveReferences(Record &R, const RecordVal *RV) {
539 Init *NewRec = RV ? Rec->resolveReferences(R, RV) : Rec;
541 Init *BitsVal = NewRec->getFieldInit(R, FieldName);
543 Init *BVR = BitsVal->resolveReferences(R, RV);
544 return BVR->isComplete() ? BVR : this;
549 NewRec->dump(); std::cerr << "\n";
550 return new FieldInit(NewRec, FieldName);
556 void DagInit::print(std::ostream &OS) const {
557 OS << "(" << NodeTypeDef->getName();
559 OS << " " << *Args[0];
560 if (!ArgNames[0].empty()) OS << ":$" << ArgNames[0];
561 for (unsigned i = 1, e = Args.size(); i != e; ++i) {
562 OS << ", " << *Args[i];
563 if (!ArgNames[i].empty()) OS << ":$" << ArgNames[i];
570 //===----------------------------------------------------------------------===//
571 // Other implementations
572 //===----------------------------------------------------------------------===//
574 RecordVal::RecordVal(const std::string &N, RecTy *T, unsigned P)
575 : Name(N), Ty(T), Prefix(P) {
576 Value = Ty->convertValue(new UnsetInit());
577 assert(Value && "Cannot create unset value for current type!");
580 void RecordVal::dump() const { std::cerr << *this; }
582 void RecordVal::print(std::ostream &OS, bool PrintSem) const {
583 if (getPrefix()) OS << "field ";
584 OS << *getType() << " " << getName();
587 OS << " = " << *getValue();
589 if (PrintSem) OS << ";\n";
592 void Record::setName(const std::string &Name) {
593 if (Records.getDef(getName()) == this) {
594 Records.removeDef(getName());
596 Records.addDef(this);
598 Records.removeClass(getName());
600 Records.addClass(this);
604 /// resolveReferencesTo - If anything in this record refers to RV, replace the
605 /// reference to RV with the RHS of RV. If RV is null, we resolve all possible
607 void Record::resolveReferencesTo(const RecordVal *RV) {
608 for (unsigned i = 0, e = Values.size(); i != e; ++i) {
609 if (Init *V = Values[i].getValue())
610 Values[i].setValue(V->resolveReferences(*this, RV));
615 void Record::dump() const { std::cerr << *this; }
617 std::ostream &llvm::operator<<(std::ostream &OS, const Record &R) {
620 const std::vector<std::string> &TArgs = R.getTemplateArgs();
621 if (!TArgs.empty()) {
623 for (unsigned i = 0, e = TArgs.size(); i != e; ++i) {
625 const RecordVal *RV = R.getValue(TArgs[i]);
626 assert(RV && "Template argument record not found??");
627 RV->print(OS, false);
633 const std::vector<Record*> &SC = R.getSuperClasses();
636 for (unsigned i = 0, e = SC.size(); i != e; ++i)
637 OS << " " << SC[i]->getName();
641 const std::vector<RecordVal> &Vals = R.getValues();
642 for (unsigned i = 0, e = Vals.size(); i != e; ++i)
643 if (Vals[i].getPrefix() && !R.isTemplateArg(Vals[i].getName()))
645 for (unsigned i = 0, e = Vals.size(); i != e; ++i)
646 if (!Vals[i].getPrefix() && !R.isTemplateArg(Vals[i].getName()))
652 /// getValueInit - Return the initializer for a value with the specified name,
653 /// or throw an exception if the field does not exist.
655 Init *Record::getValueInit(const std::string &FieldName) const {
656 const RecordVal *R = getValue(FieldName);
657 if (R == 0 || R->getValue() == 0)
658 throw "Record `" + getName() + "' does not have a field named `" +
660 return R->getValue();
664 /// getValueAsString - This method looks up the specified field and returns its
665 /// value as a string, throwing an exception if the field does not exist or if
666 /// the value is not a string.
668 std::string Record::getValueAsString(const std::string &FieldName) const {
669 const RecordVal *R = getValue(FieldName);
670 if (R == 0 || R->getValue() == 0)
671 throw "Record `" + getName() + "' does not have a field named `" +
674 if (const StringInit *SI = dynamic_cast<const StringInit*>(R->getValue()))
675 return SI->getValue();
676 throw "Record `" + getName() + "', field `" + FieldName +
677 "' does not have a string initializer!";
680 /// getValueAsBitsInit - This method looks up the specified field and returns
681 /// its value as a BitsInit, throwing an exception if the field does not exist
682 /// or if the value is not the right type.
684 BitsInit *Record::getValueAsBitsInit(const std::string &FieldName) const {
685 const RecordVal *R = getValue(FieldName);
686 if (R == 0 || R->getValue() == 0)
687 throw "Record `" + getName() + "' does not have a field named `" +
690 if (BitsInit *BI = dynamic_cast<BitsInit*>(R->getValue()))
692 throw "Record `" + getName() + "', field `" + FieldName +
693 "' does not have a BitsInit initializer!";
696 /// getValueAsListInit - This method looks up the specified field and returns
697 /// its value as a ListInit, throwing an exception if the field does not exist
698 /// or if the value is not the right type.
700 ListInit *Record::getValueAsListInit(const std::string &FieldName) const {
701 const RecordVal *R = getValue(FieldName);
702 if (R == 0 || R->getValue() == 0)
703 throw "Record `" + getName() + "' does not have a field named `" +
706 if (ListInit *LI = dynamic_cast<ListInit*>(R->getValue()))
708 throw "Record `" + getName() + "', field `" + FieldName +
709 "' does not have a list initializer!";
712 /// getValueAsListOfDefs - This method looks up the specified field and returns
713 /// its value as a vector of records, throwing an exception if the field does
714 /// not exist or if the value is not the right type.
717 Record::getValueAsListOfDefs(const std::string &FieldName) const {
718 ListInit *List = getValueAsListInit(FieldName);
719 std::vector<Record*> Defs;
720 for (unsigned i = 0; i < List->getSize(); i++) {
721 if (DefInit *DI = dynamic_cast<DefInit*>(List->getElement(i))) {
722 Defs.push_back(DI->getDef());
724 throw "Record `" + getName() + "', field `" + FieldName +
725 "' list is not entirely DefInit!";
731 /// getValueAsInt - This method looks up the specified field and returns its
732 /// value as an int, throwing an exception if the field does not exist or if
733 /// the value is not the right type.
735 int Record::getValueAsInt(const std::string &FieldName) const {
736 const RecordVal *R = getValue(FieldName);
737 if (R == 0 || R->getValue() == 0)
738 throw "Record `" + getName() + "' does not have a field named `" +
741 if (IntInit *II = dynamic_cast<IntInit*>(R->getValue()))
742 return II->getValue();
743 throw "Record `" + getName() + "', field `" + FieldName +
744 "' does not have an int initializer!";
747 /// getValueAsDef - This method looks up the specified field and returns its
748 /// value as a Record, throwing an exception if the field does not exist or if
749 /// the value is not the right type.
751 Record *Record::getValueAsDef(const std::string &FieldName) const {
752 const RecordVal *R = getValue(FieldName);
753 if (R == 0 || R->getValue() == 0)
754 throw "Record `" + getName() + "' does not have a field named `" +
757 if (DefInit *DI = dynamic_cast<DefInit*>(R->getValue()))
759 throw "Record `" + getName() + "', field `" + FieldName +
760 "' does not have a def initializer!";
763 /// getValueAsBit - This method looks up the specified field and returns its
764 /// value as a bit, throwing an exception if the field does not exist or if
765 /// the value is not the right type.
767 bool Record::getValueAsBit(const std::string &FieldName) const {
768 const RecordVal *R = getValue(FieldName);
769 if (R == 0 || R->getValue() == 0)
770 throw "Record `" + getName() + "' does not have a field named `" +
773 if (BitInit *BI = dynamic_cast<BitInit*>(R->getValue()))
774 return BI->getValue();
775 throw "Record `" + getName() + "', field `" + FieldName +
776 "' does not have a bit initializer!";
779 /// getValueAsDag - This method looks up the specified field and returns its
780 /// value as an Dag, throwing an exception if the field does not exist or if
781 /// the value is not the right type.
783 DagInit *Record::getValueAsDag(const std::string &FieldName) const {
784 const RecordVal *R = getValue(FieldName);
785 if (R == 0 || R->getValue() == 0)
786 throw "Record `" + getName() + "' does not have a field named `" +
789 if (DagInit *DI = dynamic_cast<DagInit*>(R->getValue()))
791 throw "Record `" + getName() + "', field `" + FieldName +
792 "' does not have a dag initializer!";
795 std::string Record::getValueAsCode(const std::string &FieldName) const {
796 const RecordVal *R = getValue(FieldName);
797 if (R == 0 || R->getValue() == 0)
798 throw "Record `" + getName() + "' does not have a field named `" +
801 if (const CodeInit *CI = dynamic_cast<const CodeInit*>(R->getValue()))
802 return CI->getValue();
803 throw "Record `" + getName() + "', field `" + FieldName +
804 "' does not have a code initializer!";
808 void RecordKeeper::dump() const { std::cerr << *this; }
810 std::ostream &llvm::operator<<(std::ostream &OS, const RecordKeeper &RK) {
811 OS << "------------- Classes -----------------\n";
812 const std::map<std::string, Record*> &Classes = RK.getClasses();
813 for (std::map<std::string, Record*>::const_iterator I = Classes.begin(),
814 E = Classes.end(); I != E; ++I)
815 OS << "class " << *I->second;
817 OS << "------------- Defs -----------------\n";
818 const std::map<std::string, Record*> &Defs = RK.getDefs();
819 for (std::map<std::string, Record*>::const_iterator I = Defs.begin(),
820 E = Defs.end(); I != E; ++I)
821 OS << "def " << *I->second;
826 /// getAllDerivedDefinitions - This method returns all concrete definitions
827 /// that derive from the specified class name. If a class with the specified
828 /// name does not exist, an error is printed and true is returned.
830 RecordKeeper::getAllDerivedDefinitions(const std::string &ClassName) const {
831 Record *Class = Records.getClass(ClassName);
833 throw "ERROR: Couldn't find the `" + ClassName + "' class!\n";
835 std::vector<Record*> Defs;
836 for (std::map<std::string, Record*>::const_iterator I = getDefs().begin(),
837 E = getDefs().end(); I != E; ++I)
838 if (I->second->isSubClassOf(Class))
839 Defs.push_back(I->second);