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-rw-r--r--llvm/utils/TableGen/Record.cpp492
1 files changed, 255 insertions, 237 deletions
diff --git a/llvm/utils/TableGen/Record.cpp b/llvm/utils/TableGen/Record.cpp
index 4f33638eaa7..e2f505e17eb 100644
--- a/llvm/utils/TableGen/Record.cpp
+++ b/llvm/utils/TableGen/Record.cpp
@@ -85,7 +85,7 @@ ListRecTy *RecTy::getListTy() {
return ListTy;
}
-Init *BitRecTy::convertValue(BitsInit *BI) {
+const Init *BitRecTy::convertValue(const BitsInit *BI) {
if (BI->getNumBits() != 1) return 0; // Only accept if just one bit!
return BI->getBit(0);
}
@@ -94,14 +94,14 @@ bool BitRecTy::baseClassOf(const BitsRecTy *RHS) const {
return RHS->getNumBits() == 1;
}
-Init *BitRecTy::convertValue(IntInit *II) {
+const Init *BitRecTy::convertValue(const IntInit *II) {
int64_t Val = II->getValue();
if (Val != 0 && Val != 1) return 0; // Only accept 0 or 1 for a bit!
return new BitInit(Val != 0);
}
-Init *BitRecTy::convertValue(TypedInit *VI) {
+const Init *BitRecTy::convertValue(const TypedInit *VI) {
if (dynamic_cast<BitRecTy*>(VI->getType()))
return VI; // Accept variable if it is already of bit type!
return 0;
@@ -121,18 +121,18 @@ std::string BitsRecTy::getAsString() const {
return "bits<" + utostr(Size) + ">";
}
-Init *BitsRecTy::convertValue(UnsetInit *UI) {
- SmallVector<Init *, 16> NewBits(Size);
+const Init *BitsRecTy::convertValue(const UnsetInit *UI) {
+ SmallVector<const Init *, 16> NewBits(Size);
for (unsigned i = 0; i != Size; ++i)
NewBits[i] = new UnsetInit();
- return new BitsInit(ArrayRef<Init *>(NewBits));
+ return new BitsInit(ArrayRef<const Init *>(NewBits));
}
-Init *BitsRecTy::convertValue(BitInit *UI) {
+const Init *BitsRecTy::convertValue(const BitInit *UI) {
if (Size != 1) return 0; // Can only convert single bit.
- return new BitsInit(ArrayRef<Init *>(UI));
+ return new BitsInit(ArrayRef<const Init *>(UI));
}
/// canFitInBitfield - Return true if the number of bits is large enough to hold
@@ -146,55 +146,55 @@ static bool canFitInBitfield(int64_t Value, unsigned NumBits) {
/// convertValue from Int initializer to bits type: Split the integer up into the
/// appropriate bits.
///
-Init *BitsRecTy::convertValue(IntInit *II) {
+const Init *BitsRecTy::convertValue(const IntInit *II) {
int64_t Value = II->getValue();
// Make sure this bitfield is large enough to hold the integer value.
if (!canFitInBitfield(Value, Size))
return 0;
- SmallVector<Init *, 16> NewBits(Size);
+ SmallVector<const Init *, 16> NewBits(Size);
for (unsigned i = 0; i != Size; ++i)
NewBits[i] = new BitInit(Value & (1LL << i));
- return new BitsInit(ArrayRef<Init *>(NewBits));
+ return new BitsInit(ArrayRef<const Init *>(NewBits));
}
-Init *BitsRecTy::convertValue(BitsInit *BI) {
+const Init *BitsRecTy::convertValue(const BitsInit *BI) {
// If the number of bits is right, return it. Otherwise we need to expand or
// truncate.
if (BI->getNumBits() == Size) return BI;
return 0;
}
-Init *BitsRecTy::convertValue(TypedInit *VI) {
+const Init *BitsRecTy::convertValue(const TypedInit *VI) {
if (BitsRecTy *BRT = dynamic_cast<BitsRecTy*>(VI->getType()))
if (BRT->Size == Size) {
- SmallVector<Init *, 16> NewBits(Size);
+ SmallVector<const Init *, 16> NewBits(Size);
for (unsigned i = 0; i != Size; ++i)
NewBits[i] = new VarBitInit(VI, i);
- return new BitsInit(ArrayRef<Init *>(NewBits));
+ return new BitsInit(ArrayRef<const Init *>(NewBits));
}
if (Size == 1 && dynamic_cast<BitRecTy*>(VI->getType()))
- return new BitsInit(VI);
+ return new BitsInit(ArrayRef<const Init *>(VI));
- if (TernOpInit *Tern = dynamic_cast<TernOpInit*>(VI)) {
+ if (const TernOpInit *Tern = dynamic_cast<const TernOpInit*>(VI)) {
if (Tern->getOpcode() == TernOpInit::IF) {
- Init *LHS = Tern->getLHS();
- Init *MHS = Tern->getMHS();
- Init *RHS = Tern->getRHS();
+ const Init *LHS = Tern->getLHS();
+ const Init *MHS = Tern->getMHS();
+ const Init *RHS = Tern->getRHS();
- IntInit *MHSi = dynamic_cast<IntInit*>(MHS);
- IntInit *RHSi = dynamic_cast<IntInit*>(RHS);
+ const IntInit *MHSi = dynamic_cast<const IntInit*>(MHS);
+ const IntInit *RHSi = dynamic_cast<const IntInit*>(RHS);
if (MHSi && RHSi) {
int64_t MHSVal = MHSi->getValue();
int64_t RHSVal = RHSi->getValue();
if (canFitInBitfield(MHSVal, Size) && canFitInBitfield(RHSVal, Size)) {
- SmallVector<Init *, 16> NewBits(Size);
+ SmallVector<const Init *, 16> NewBits(Size);
for (unsigned i = 0; i != Size; ++i)
NewBits[i] =
@@ -203,14 +203,14 @@ Init *BitsRecTy::convertValue(TypedInit *VI) {
new IntInit((RHSVal & (1LL << i)) ? 1 : 0),
VI->getType());
- return new BitsInit(ArrayRef<Init *>(NewBits));
+ return new BitsInit(ArrayRef<const Init *>(NewBits));
}
} else {
- BitsInit *MHSbs = dynamic_cast<BitsInit*>(MHS);
- BitsInit *RHSbs = dynamic_cast<BitsInit*>(RHS);
+ const BitsInit *MHSbs = dynamic_cast<const BitsInit*>(MHS);
+ const BitsInit *RHSbs = dynamic_cast<const BitsInit*>(RHS);
if (MHSbs && RHSbs) {
- SmallVector<Init *, 16> NewBits(Size);
+ SmallVector<const Init *, 16> NewBits(Size);
for (unsigned i = 0; i != Size; ++i)
NewBits[i] = new TernOpInit(TernOpInit::IF, LHS,
@@ -218,7 +218,7 @@ Init *BitsRecTy::convertValue(TypedInit *VI) {
RHSbs->getBit(i),
VI->getType());
- return new BitsInit(ArrayRef<Init *>(NewBits));
+ return new BitsInit(ArrayRef<const Init *>(NewBits));
}
}
}
@@ -227,14 +227,14 @@ Init *BitsRecTy::convertValue(TypedInit *VI) {
return 0;
}
-Init *IntRecTy::convertValue(BitInit *BI) {
+const Init *IntRecTy::convertValue(const BitInit *BI) {
return new IntInit(BI->getValue());
}
-Init *IntRecTy::convertValue(BitsInit *BI) {
+const Init *IntRecTy::convertValue(const BitsInit *BI) {
int64_t Result = 0;
for (unsigned i = 0, e = BI->getNumBits(); i != e; ++i)
- if (BitInit *Bit = dynamic_cast<BitInit*>(BI->getBit(i))) {
+ if (const BitInit *Bit = dynamic_cast<const BitInit*>(BI->getBit(i))) {
Result |= Bit->getValue() << i;
} else {
return 0;
@@ -242,39 +242,39 @@ Init *IntRecTy::convertValue(BitsInit *BI) {
return new IntInit(Result);
}
-Init *IntRecTy::convertValue(TypedInit *TI) {
+const Init *IntRecTy::convertValue(const TypedInit *TI) {
if (TI->getType()->typeIsConvertibleTo(this))
return TI; // Accept variable if already of the right type!
return 0;
}
-Init *StringRecTy::convertValue(UnOpInit *BO) {
+const Init *StringRecTy::convertValue(const UnOpInit *BO) {
if (BO->getOpcode() == UnOpInit::CAST) {
- Init *L = BO->getOperand()->convertInitializerTo(this);
+ const Init *L = BO->getOperand()->convertInitializerTo(this);
if (L == 0) return 0;
if (L != BO->getOperand())
return new UnOpInit(UnOpInit::CAST, L, new StringRecTy);
return BO;
}
- return convertValue((TypedInit*)BO);
+ return convertValue((const TypedInit*)BO);
}
-Init *StringRecTy::convertValue(BinOpInit *BO) {
+const Init *StringRecTy::convertValue(const BinOpInit *BO) {
if (BO->getOpcode() == BinOpInit::STRCONCAT) {
- Init *L = BO->getLHS()->convertInitializerTo(this);
- Init *R = BO->getRHS()->convertInitializerTo(this);
+ const Init *L = BO->getLHS()->convertInitializerTo(this);
+ const Init *R = BO->getRHS()->convertInitializerTo(this);
if (L == 0 || R == 0) return 0;
if (L != BO->getLHS() || R != BO->getRHS())
return new BinOpInit(BinOpInit::STRCONCAT, L, R, new StringRecTy);
return BO;
}
- return convertValue((TypedInit*)BO);
+ return convertValue((const TypedInit*)BO);
}
-Init *StringRecTy::convertValue(TypedInit *TI) {
+const Init *StringRecTy::convertValue(const TypedInit *TI) {
if (dynamic_cast<StringRecTy*>(TI->getType()))
return TI; // Accept variable if already of the right type!
return 0;
@@ -284,13 +284,13 @@ std::string ListRecTy::getAsString() const {
return "list<" + Ty->getAsString() + ">";
}
-Init *ListRecTy::convertValue(ListInit *LI) {
- std::vector<Init*> Elements;
+const Init *ListRecTy::convertValue(const ListInit *LI) {
+ std::vector<const Init*> Elements;
// Verify that all of the elements of the list are subclasses of the
// appropriate class!
for (unsigned i = 0, e = LI->getSize(); i != e; ++i)
- if (Init *CI = LI->getElement(i)->convertInitializerTo(Ty))
+ if (const Init *CI = LI->getElement(i)->convertInitializerTo(Ty))
Elements.push_back(CI);
else
return 0;
@@ -303,7 +303,7 @@ Init *ListRecTy::convertValue(ListInit *LI) {
return new ListInit(Elements, this);
}
-Init *ListRecTy::convertValue(TypedInit *TI) {
+const Init *ListRecTy::convertValue(const TypedInit *TI) {
// Ensure that TI is compatible with our class.
if (ListRecTy *LRT = dynamic_cast<ListRecTy*>(TI->getType()))
if (LRT->getElementType()->typeIsConvertibleTo(getElementType()))
@@ -311,21 +311,21 @@ Init *ListRecTy::convertValue(TypedInit *TI) {
return 0;
}
-Init *CodeRecTy::convertValue(TypedInit *TI) {
+const Init *CodeRecTy::convertValue(const TypedInit *TI) {
if (TI->getType()->typeIsConvertibleTo(this))
return TI;
return 0;
}
-Init *DagRecTy::convertValue(TypedInit *TI) {
+const Init *DagRecTy::convertValue(const TypedInit *TI) {
if (TI->getType()->typeIsConvertibleTo(this))
return TI;
return 0;
}
-Init *DagRecTy::convertValue(UnOpInit *BO) {
+const Init *DagRecTy::convertValue(const UnOpInit *BO) {
if (BO->getOpcode() == UnOpInit::CAST) {
- Init *L = BO->getOperand()->convertInitializerTo(this);
+ const Init *L = BO->getOperand()->convertInitializerTo(this);
if (L == 0) return 0;
if (L != BO->getOperand())
return new UnOpInit(UnOpInit::CAST, L, new DagRecTy);
@@ -334,10 +334,10 @@ Init *DagRecTy::convertValue(UnOpInit *BO) {
return 0;
}
-Init *DagRecTy::convertValue(BinOpInit *BO) {
+const Init *DagRecTy::convertValue(const BinOpInit *BO) {
if (BO->getOpcode() == BinOpInit::CONCAT) {
- Init *L = BO->getLHS()->convertInitializerTo(this);
- Init *R = BO->getRHS()->convertInitializerTo(this);
+ const Init *L = BO->getLHS()->convertInitializerTo(this);
+ const Init *R = BO->getRHS()->convertInitializerTo(this);
if (L == 0 || R == 0) return 0;
if (L != BO->getLHS() || R != BO->getRHS())
return new BinOpInit(BinOpInit::CONCAT, L, R, new DagRecTy);
@@ -354,14 +354,14 @@ std::string RecordRecTy::getAsString() const {
return Rec->getName();
}
-Init *RecordRecTy::convertValue(DefInit *DI) {
+const Init *RecordRecTy::convertValue(const DefInit *DI) {
// Ensure that DI is a subclass of Rec.
if (!DI->getDef()->isSubClassOf(Rec))
return 0;
return DI;
}
-Init *RecordRecTy::convertValue(TypedInit *TI) {
+const Init *RecordRecTy::convertValue(const TypedInit *TI) {
// Ensure that TI is compatible with Rec.
if (RecordRecTy *RRT = dynamic_cast<RecordRecTy*>(TI->getType()))
if (RRT->getRecord()->isSubClassOf(getRecord()) ||
@@ -442,22 +442,23 @@ RecTy *llvm::resolveTypes(RecTy *T1, RecTy *T2) {
void Init::dump() const { return print(errs()); }
-Init *BitsInit::convertInitializerBitRange(const std::vector<unsigned> &Bits) {
- SmallVector<Init *, 16> NewBits(Bits.size());
+const Init *
+BitsInit::convertInitializerBitRange(const std::vector<unsigned> &Bits) const {
+ SmallVector<const Init *, 16> NewBits(Bits.size());
for (unsigned i = 0, e = Bits.size(); i != e; ++i) {
if (Bits[i] >= getNumBits())
return 0;
NewBits[i] = getBit(Bits[i]);
}
- return new BitsInit(ArrayRef<Init *>(NewBits));
+ return new BitsInit(ArrayRef<const Init *>(NewBits));
}
std::string BitsInit::getAsString() const {
std::string Result = "{ ";
for (unsigned i = 0, e = getNumBits(); i != e; ++i) {
if (i) Result += ", ";
- if (Init *Bit = getBit(e-i-1))
+ if (const Init *Bit = getBit(e-i-1))
Result += Bit->getAsString();
else
Result += "*";
@@ -468,13 +469,13 @@ std::string BitsInit::getAsString() const {
// resolveReferences - If there are any field references that refer to fields
// that have been filled in, we can propagate the values now.
//
-Init *BitsInit::resolveReferences(Record &R, const RecordVal *RV) {
+const Init *BitsInit::resolveReferences(Record &R, const RecordVal *RV) const {
bool Changed = false;
- SmallVector<Init *, 16> NewBits(getNumBits());
+ SmallVector<const Init *, 16> NewBits(getNumBits());
for (unsigned i = 0, e = Bits.size(); i != e; ++i) {
- Init *B;
- Init *CurBit = getBit(i);
+ const Init *B;
+ const Init *CurBit = getBit(i);
do {
B = CurBit;
@@ -485,7 +486,7 @@ Init *BitsInit::resolveReferences(Record &R, const RecordVal *RV) {
}
if (Changed)
- return new BitsInit(ArrayRef<Init *>(NewBits));
+ return new BitsInit(ArrayRef<const Init *>(NewBits));
return this;
}
@@ -494,8 +495,9 @@ std::string IntInit::getAsString() const {
return itostr(Value);
}
-Init *IntInit::convertInitializerBitRange(const std::vector<unsigned> &Bits) {
- SmallVector<Init *, 16> NewBits(Bits.size());
+const Init *
+IntInit::convertInitializerBitRange(const std::vector<unsigned> &Bits) const {
+ SmallVector<const Init *, 16> NewBits(Bits.size());
for (unsigned i = 0, e = Bits.size(); i != e; ++i) {
if (Bits[i] >= 64)
@@ -503,11 +505,12 @@ Init *IntInit::convertInitializerBitRange(const std::vector<unsigned> &Bits) {
NewBits[i] = new BitInit(Value & (INT64_C(1) << Bits[i]));
}
- return new BitsInit(ArrayRef<Init *>(NewBits));
+ return new BitsInit(ArrayRef<const Init *>(NewBits));
}
-Init *ListInit::convertInitListSlice(const std::vector<unsigned> &Elements) {
- std::vector<Init*> Vals;
+const Init *
+ListInit::convertInitListSlice(const std::vector<unsigned> &Elements) const {
+ std::vector<const Init*> Vals;
for (unsigned i = 0, e = Elements.size(); i != e; ++i) {
if (Elements[i] >= getSize())
return 0;
@@ -518,19 +521,19 @@ Init *ListInit::convertInitListSlice(const std::vector<unsigned> &Elements) {
Record *ListInit::getElementAsRecord(unsigned i) const {
assert(i < Values.size() && "List element index out of range!");
- DefInit *DI = dynamic_cast<DefInit*>(Values[i]);
+ const DefInit *DI = dynamic_cast<const DefInit*>(Values[i]);
if (DI == 0) throw "Expected record in list!";
return DI->getDef();
}
-Init *ListInit::resolveReferences(Record &R, const RecordVal *RV) {
- std::vector<Init*> Resolved;
+const Init *ListInit::resolveReferences(Record &R, const RecordVal *RV) const {
+ std::vector<const Init*> Resolved;
Resolved.reserve(getSize());
bool Changed = false;
for (unsigned i = 0, e = getSize(); i != e; ++i) {
- Init *E;
- Init *CurElt = getElement(i);
+ const Init *E;
+ const Init *CurElt = getElement(i);
do {
E = CurElt;
@@ -545,15 +548,16 @@ Init *ListInit::resolveReferences(Record &R, const RecordVal *RV) {
return this;
}
-Init *ListInit::resolveListElementReference(Record &R, const RecordVal *IRV,
- unsigned Elt) {
+const Init *ListInit::resolveListElementReference(Record &R,
+ const RecordVal *IRV,
+ unsigned Elt) const {
if (Elt >= getSize())
return 0; // Out of range reference.
- Init *E = getElement(Elt);
+ const Init *E = getElement(Elt);
// If the element is set to some value, or if we are resolving a reference
// to a specific variable and that variable is explicitly unset, then
// replace the VarListElementInit with it.
- if (IRV || !dynamic_cast<UnsetInit*>(E))
+ if (IRV || !dynamic_cast<const UnsetInit*>(E))
return E;
return 0;
}
@@ -567,12 +571,12 @@ std::string ListInit::getAsString() const {
return Result + "]";
}
-Init *OpInit::resolveBitReference(Record &R, const RecordVal *IRV,
- unsigned Bit) {
- Init *Folded = Fold(&R, 0);
+const Init *OpInit::resolveBitReference(Record &R, const RecordVal *IRV,
+ unsigned Bit) const {
+ const Init *Folded = Fold(&R, 0);
if (Folded != this) {
- TypedInit *Typed = dynamic_cast<TypedInit *>(Folded);
+ const TypedInit *Typed = dynamic_cast<const TypedInit *>(Folded);
if (Typed) {
return Typed->resolveBitReference(R, IRV, Bit);
}
@@ -581,12 +585,12 @@ Init *OpInit::resolveBitReference(Record &R, const RecordVal *IRV,
return 0;
}
-Init *OpInit::resolveListElementReference(Record &R, const RecordVal *IRV,
- unsigned Elt) {
- Init *Folded = Fold(&R, 0);
+const Init *OpInit::resolveListElementReference(Record &R, const RecordVal *IRV,
+ unsigned Elt) const {
+ const Init *Folded = Fold(&R, 0);
if (Folded != this) {
- TypedInit *Typed = dynamic_cast<TypedInit *>(Folded);
+ const TypedInit *Typed = dynamic_cast<const TypedInit *>(Folded);
if (Typed) {
return Typed->resolveListElementReference(R, IRV, Elt);
}
@@ -595,22 +599,22 @@ Init *OpInit::resolveListElementReference(Record &R, const RecordVal *IRV,
return 0;
}
-Init *UnOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
+const Init *UnOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) const {
switch (getOpcode()) {
default: assert(0 && "Unknown unop");
case CAST: {
if (getType()->getAsString() == "string") {
- StringInit *LHSs = dynamic_cast<StringInit*>(LHS);
+ const StringInit *LHSs = dynamic_cast<const StringInit*>(LHS);
if (LHSs) {
return LHSs;
}
- DefInit *LHSd = dynamic_cast<DefInit*>(LHS);
+ const DefInit *LHSd = dynamic_cast<const DefInit*>(LHS);
if (LHSd) {
return new StringInit(LHSd->getDef()->getName());
}
} else {
- StringInit *LHSs = dynamic_cast<StringInit*>(LHS);
+ const StringInit *LHSs = dynamic_cast<const StringInit*>(LHS);
if (LHSs) {
std::string Name = LHSs->getValue();
@@ -656,7 +660,7 @@ Init *UnOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
break;
}
case HEAD: {
- ListInit *LHSl = dynamic_cast<ListInit*>(LHS);
+ const ListInit *LHSl = dynamic_cast<const ListInit*>(LHS);
if (LHSl) {
if (LHSl->getSize() == 0) {
assert(0 && "Empty list in car");
@@ -667,7 +671,7 @@ Init *UnOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
break;
}
case TAIL: {
- ListInit *LHSl = dynamic_cast<ListInit*>(LHS);
+ const ListInit *LHSl = dynamic_cast<const ListInit*>(LHS);
if (LHSl) {
if (LHSl->getSize() == 0) {
assert(0 && "Empty list in cdr");
@@ -679,14 +683,15 @@ Init *UnOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
// they are not convertible to Init **. Fortunately,
// RandomAccessIterator::operator * is guaranteed to return an
// lvalue.
- ListInit *Result = new ListInit(ArrayRef<Init *>(&*begin, end - begin),
- LHSl->getType());
+ ListInit *Result =
+ new ListInit(ArrayRef<const Init *>(&*begin, end - begin),
+ LHSl->getType());
return Result;
}
break;
}
case EMPTY: {
- ListInit *LHSl = dynamic_cast<ListInit*>(LHS);
+ const ListInit *LHSl = dynamic_cast<const ListInit*>(LHS);
if (LHSl) {
if (LHSl->getSize() == 0) {
return new IntInit(1);
@@ -694,7 +699,7 @@ Init *UnOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
return new IntInit(0);
}
}
- StringInit *LHSs = dynamic_cast<StringInit*>(LHS);
+ const StringInit *LHSs = dynamic_cast<const StringInit*>(LHS);
if (LHSs) {
if (LHSs->getValue().empty()) {
return new IntInit(1);
@@ -709,8 +714,8 @@ Init *UnOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
return this;
}
-Init *UnOpInit::resolveReferences(Record &R, const RecordVal *RV) {
- Init *lhs = LHS->resolveReferences(R, RV);
+const Init *UnOpInit::resolveReferences(Record &R, const RecordVal *RV) const {
+ const Init *lhs = LHS->resolveReferences(R, RV);
if (LHS != lhs)
return (new UnOpInit(getOpcode(), lhs, getType()))->Fold(&R, 0);
@@ -728,18 +733,18 @@ std::string UnOpInit::getAsString() const {
return Result + "(" + LHS->getAsString() + ")";
}
-Init *BinOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
+const Init *BinOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) const {
switch (getOpcode()) {
default: assert(0 && "Unknown binop");
case CONCAT: {
- DagInit *LHSs = dynamic_cast<DagInit*>(LHS);
- DagInit *RHSs = dynamic_cast<DagInit*>(RHS);
+ const DagInit *LHSs = dynamic_cast<const DagInit*>(LHS);
+ const DagInit *RHSs = dynamic_cast<const DagInit*>(RHS);
if (LHSs && RHSs) {
- DefInit *LOp = dynamic_cast<DefInit*>(LHSs->getOperator());
- DefInit *ROp = dynamic_cast<DefInit*>(RHSs->getOperator());
+ const DefInit *LOp = dynamic_cast<const DefInit*>(LHSs->getOperator());
+ const DefInit *ROp = dynamic_cast<const DefInit*>(RHSs->getOperator());
if (LOp == 0 || ROp == 0 || LOp->getDef() != ROp->getDef())
throw "Concated Dag operators do not match!";
- std::vector<Init*> Args;
+ std::vector<const Init*> Args;
std::vector<std::string> ArgNames;
for (unsigned i = 0, e = LHSs->getNumArgs(); i != e; ++i) {
Args.push_back(LHSs->getArg(i));
@@ -754,8 +759,8 @@ Init *BinOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
break;
}
case STRCONCAT: {
- StringInit *LHSs = dynamic_cast<StringInit*>(LHS);
- StringInit *RHSs = dynamic_cast<StringInit*>(RHS);
+ const StringInit *LHSs = dynamic_cast<const StringInit*>(LHS);
+ const StringInit *RHSs = dynamic_cast<const StringInit*>(RHS);
if (LHSs && RHSs)
return new StringInit(LHSs->getValue() + RHSs->getValue());
break;
@@ -763,16 +768,16 @@ Init *BinOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
case EQ: {
// try to fold eq comparison for 'bit' and 'int', otherwise fallback
// to string objects.
- IntInit* L =
- dynamic_cast<IntInit*>(LHS->convertInitializerTo(IntRecTy::get()));
- IntInit* R =
- dynamic_cast<IntInit*>(RHS->convertInitializerTo(IntRecTy::get()));
+ const IntInit* L =
+ dynamic_cast<const IntInit*>(LHS->convertInitializerTo(IntRecTy::get()));
+ const IntInit* R =
+ dynamic_cast<const IntInit*>(RHS->convertInitializerTo(IntRecTy::get()));
if (L && R)
return new IntInit(L->getValue() == R->getValue());
- StringInit *LHSs = dynamic_cast<StringInit*>(LHS);
- StringInit *RHSs = dynamic_cast<StringInit*>(RHS);
+ const StringInit *LHSs = dynamic_cast<const StringInit*>(LHS);
+ const StringInit *RHSs = dynamic_cast<const StringInit*>(RHS);
// Make sure we've resolved
if (LHSs && RHSs)
@@ -783,8 +788,8 @@ Init *BinOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
case SHL:
case SRA:
case SRL: {
- IntInit *LHSi = dynamic_cast<IntInit*>(LHS);
- IntInit *RHSi = dynamic_cast<IntInit*>(RHS);
+ const IntInit *LHSi = dynamic_cast<const IntInit*>(LHS);
+ const IntInit *RHSi = dynamic_cast<const IntInit*>(RHS);
if (LHSi && RHSi) {
int64_t LHSv = LHSi->getValue(), RHSv = RHSi->getValue();
int64_t Result;
@@ -802,9 +807,9 @@ Init *BinOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
return this;
}
-Init *BinOpInit::resolveReferences(Record &R, const RecordVal *RV) {
- Init *lhs = LHS->resolveReferences(R, RV);
- Init *rhs = RHS->resolveReferences(R, RV);
+const Init *BinOpInit::resolveReferences(Record &R, const RecordVal *RV) const {
+ const Init *lhs = LHS->resolveReferences(R, RV);
+ const Init *rhs = RHS->resolveReferences(R, RV);
if (LHS != lhs || RHS != rhs)
return (new BinOpInit(getOpcode(), lhs, rhs, getType()))->Fold(&R, 0);
@@ -824,19 +829,21 @@ std::string BinOpInit::getAsString() const {
return Result + "(" + LHS->getAsString() + ", " + RHS->getAsString() + ")";
}
-static Init *ForeachHelper(Init *LHS, Init *MHS, Init *RHS, RecTy *Type,
- Record *CurRec, MultiClass *CurMultiClass);
+static const Init *ForeachHelper(const Init *LHS, const Init *MHS,
+ const Init *RHS, RecTy *Type,
+ Record *CurRec, MultiClass *CurMultiClass);
-static Init *EvaluateOperation(OpInit *RHSo, Init *LHS, Init *Arg,
- RecTy *Type, Record *CurRec,
- MultiClass *CurMultiClass) {
- std::vector<Init *> NewOperands;
+static const Init *EvaluateOperation(const OpInit *RHSo, const Init *LHS,
+ const Init *Arg,
+ RecTy *Type, Record *CurRec,
+ MultiClass *CurMultiClass) {
+ std::vector<const Init *> NewOperands;
- TypedInit *TArg = dynamic_cast<TypedInit*>(Arg);
+ const TypedInit *TArg = dynamic_cast<const TypedInit*>(Arg);
// If this is a dag, recurse
if (TArg && TArg->getType()->getAsString() == "dag") {
- Init *Result = ForeachHelper(LHS, Arg, RHSo, Type,
+ const Init *Result = ForeachHelper(LHS, Arg, RHSo, Type,
CurRec, CurMultiClass);
if (Result != 0) {
return Result;
@@ -846,10 +853,10 @@ static Init *EvaluateOperation(OpInit *RHSo, Init *LHS, Init *Arg,
}
for (int i = 0; i < RHSo->getNumOperands(); ++i) {
- OpInit *RHSoo = dynamic_cast<OpInit*>(RHSo->getOperand(i));
+ const OpInit *RHSoo = dynamic_cast<const OpInit*>(RHSo->getOperand(i));
if (RHSoo) {
- Init *Result = EvaluateOperation(RHSoo, LHS, Arg,
+ const Init *Result = EvaluateOperation(RHSoo, LHS, Arg,
Type, CurRec, CurMultiClass);
if (Result != 0) {
NewOperands.push_back(Result);
@@ -864,8 +871,8 @@ static Init *EvaluateOperation(OpInit *RHSo, Init *LHS, Init *Arg,
}
// Now run the operator and use its result as the new leaf
- OpInit *NewOp = RHSo->clone(NewOperands);
- Init *NewVal = NewOp->Fold(CurRec, CurMultiClass);
+ const OpInit *NewOp = RHSo->clone(NewOperands);
+ const Init *NewVal = NewOp->Fold(CurRec, CurMultiClass);
if (NewVal != NewOp) {
delete NewOp;
return NewVal;
@@ -873,21 +880,23 @@ static Init *EvaluateOperation(OpInit *RHSo, Init *LHS, Init *Arg,
return 0;
}
-static Init *ForeachHelper(Init *LHS, Init *MHS, Init *RHS, RecTy *Type,
- Record *CurRec, MultiClass *CurMultiClass) {
- DagInit *MHSd = dynamic_cast<DagInit*>(MHS);
- ListInit *MHSl = dynamic_cast<ListInit*>(MHS);
+static const Init *ForeachHelper(const Init *LHS, const Init *MHS,
+ const Init *RHS, RecTy *Type,
+ Record *CurRec,
+ MultiClass *CurMultiClass) {
+ const DagInit *MHSd = dynamic_cast<const DagInit*>(MHS);
+ const ListInit *MHSl = dynamic_cast<const ListInit*>(MHS);
DagRecTy *DagType = dynamic_cast<DagRecTy*>(Type);
ListRecTy *ListType = dynamic_cast<ListRecTy*>(Type);
- OpInit *RHSo = dynamic_cast<OpInit*>(RHS);
+ const OpInit *RHSo = dynamic_cast<const OpInit*>(RHS);
if (!RHSo) {
throw TGError(CurRec->getLoc(), "!foreach requires an operator\n");
}
- TypedInit *LHSt = dynamic_cast<TypedInit*>(LHS);
+ const TypedInit *LHSt = dynamic_cast<const TypedInit*>(LHS);
if (!LHSt) {
throw TGError(CurRec->getLoc(), "!foreach requires typed variable\n");
@@ -895,22 +904,22 @@ static Init *ForeachHelper(Init *LHS, Init *MHS, Init *RHS, RecTy *Type,
if ((MHSd && DagType) || (MHSl && ListType)) {
if (MHSd) {
- Init *Val = MHSd->getOperator();
- Init *Result = EvaluateOperation(RHSo, LHS, Val,
+ const Init *Val = MHSd->getOperator();
+ const Init *Result = EvaluateOperation(RHSo, LHS, Val,
Type, CurRec, CurMultiClass);
if (Result != 0) {
Val = Result;
}
- std::vector<std::pair<Init *, std::string> > args;
+ std::vector<std::pair<const Init *, std::string> > args;
for (unsigned int i = 0; i < MHSd->getNumArgs(); ++i) {
- Init *Arg;
+ const Init *Arg;
std::string ArgName;
Arg = MHSd->getArg(i);
ArgName = MHSd->getArgName(i);
// Process args
- Init *Result = EvaluateOperation(RHSo, LHS, Arg, Type,
+ const Init *Result = EvaluateOperation(RHSo, LHS, Arg, Type,
CurRec, CurMultiClass);
if (Result != 0) {
Arg = Result;
@@ -923,14 +932,14 @@ static Init *ForeachHelper(Init *LHS, Init *MHS, Init *RHS, RecTy *Type,
return new DagInit(Val, "", args);
}
if (MHSl) {
- std::vector<Init *> NewOperands;
- std::vector<Init *> NewList(MHSl->begin(), MHSl->end());
+ std::vector<const Init *> NewOperands;
+ std::vector<const Init *> NewList(MHSl->begin(), MHSl->end());
- for (std::vector<Init *>::iterator li = NewList.begin(),
+ for (std::vector<const Init *>::iterator li = NewList.begin(),
liend = NewList.end();
li != liend;
++li) {
- Init *Item = *li;
+ const Init *Item = *li;
NewOperands.clear();
for(int i = 0; i < RHSo->getNumOperands(); ++i) {
// First, replace the foreach variable with the list item
@@ -942,8 +951,8 @@ static Init *ForeachHelper(Init *LHS, Init *MHS, Init *RHS, RecTy *Type,
}
// Now run the operator and use its result as the new list item
- OpInit *NewOp = RHSo->clone(NewOperands);
- Init *NewItem = NewOp->Fold(CurRec, CurMultiClass);
+ const OpInit *NewOp = RHSo->clone(NewOperands);
+ const Init *NewItem = NewOp->Fold(CurRec, CurMultiClass);
if (NewItem != NewOp) {
*li = NewItem;
delete NewOp;
@@ -955,21 +964,21 @@ static Init *ForeachHelper(Init *LHS, Init *MHS, Init *RHS, RecTy *Type,
return 0;
}
-Init *TernOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
+const Init *TernOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) const {
switch (getOpcode()) {
default: assert(0 && "Unknown binop");
case SUBST: {
- DefInit *LHSd = dynamic_cast<DefInit*>(LHS);
- VarInit *LHSv = dynamic_cast<VarInit*>(LHS);
- StringInit *LHSs = dynamic_cast<StringInit*>(LHS);
+ const DefInit *LHSd = dynamic_cast<const DefInit*>(LHS);
+ const VarInit *LHSv = dynamic_cast<const VarInit*>(LHS);
+ const StringInit *LHSs = dynamic_cast<const StringInit*>(LHS);
- DefInit *MHSd = dynamic_cast<DefInit*>(MHS);
- VarInit *MHSv = dynamic_cast<VarInit*>(MHS);
- StringInit *MHSs = dynamic_cast<StringInit*>(MHS);
+ const DefInit *MHSd = dynamic_cast<const DefInit*>(MHS);
+ const VarInit *MHSv = dynamic_cast<const VarInit*>(MHS);
+ const StringInit *MHSs = dynamic_cast<const StringInit*>(MHS);
- DefInit *RHSd = dynamic_cast<DefInit*>(RHS);
- VarInit *RHSv = dynamic_cast<VarInit*>(RHS);
- StringInit *RHSs = dynamic_cast<StringInit*>(RHS);
+ const DefInit *RHSd = dynamic_cast<const DefInit*>(RHS);
+ const VarInit *RHSv = dynamic_cast<const VarInit*>(RHS);
+ const StringInit *RHSs = dynamic_cast<const StringInit*>(RHS);
if ((LHSd && MHSd && RHSd)
|| (LHSv && MHSv && RHSv)
@@ -1008,7 +1017,7 @@ Init *TernOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
}
case FOREACH: {
- Init *Result = ForeachHelper(LHS, MHS, RHS, getType(),
+ const Init *Result = ForeachHelper(LHS, MHS, RHS, getType(),
CurRec, CurMultiClass);
if (Result != 0) {
return Result;
@@ -1017,9 +1026,9 @@ Init *TernOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
}
case IF: {
- IntInit *LHSi = dynamic_cast<IntInit*>(LHS);
- if (Init *I = LHS->convertInitializerTo(IntRecTy::get()))
- LHSi = dynamic_cast<IntInit*>(I);
+ const IntInit *LHSi = dynamic_cast<const IntInit*>(LHS);
+ if (const Init *I = LHS->convertInitializerTo(IntRecTy::get()))
+ LHSi = dynamic_cast<const IntInit*>(I);
if (LHSi) {
if (LHSi->getValue()) {
return MHS;
@@ -1034,29 +1043,30 @@ Init *TernOpInit::Fold(Record *CurRec, MultiClass *CurMultiClass) {
return this;
}
-Init *TernOpInit::resolveReferences(Record &R, const RecordVal *RV) {
- Init *lhs = LHS->resolveReferences(R, RV);
+const Init *TernOpInit::resolveReferences(Record &R,
+ const RecordVal *RV) const {
+ const Init *lhs = LHS->resolveReferences(R, RV);
if (Opc == IF && lhs != LHS) {
- IntInit *Value = dynamic_cast<IntInit*>(lhs);
- if (Init *I = lhs->convertInitializerTo(IntRecTy::get()))
- Value = dynamic_cast<IntInit*>(I);
+ const IntInit *Value = dynamic_cast<const IntInit*>(lhs);
+ if (const Init *I = lhs->convertInitializerTo(IntRecTy::get()))
+ Value = dynamic_cast<const IntInit*>(I);
if (Value != 0) {
// Short-circuit
if (Value->getValue()) {
- Init *mhs = MHS->resolveReferences(R, RV);
+ const Init *mhs = MHS->resolveReferences(R, RV);
return (new TernOpInit(getOpcode(), lhs, mhs,
RHS, getType()))->Fold(&R, 0);
} else {
- Init *rhs = RHS->resolveReferences(R, RV);
+ const Init *rhs = RHS->resolveReferences(R, RV);
return (new TernOpInit(getOpcode(), lhs, MHS,
rhs, getType()))->Fold(&R, 0);
}
}
}
- Init *mhs = MHS->resolveReferences(R, RV);
- Init *rhs = RHS->resolveReferences(R, RV);
+ const Init *mhs = MHS->resolveReferences(R, RV);
+ const Init *rhs = RHS->resolveReferences(R, RV);
if (LHS != lhs || MHS != mhs || RHS != rhs)
return (new TernOpInit(getOpcode(), lhs, mhs, rhs, getType()))->Fold(&R, 0);
@@ -1085,29 +1095,31 @@ RecTy *TypedInit::getFieldType(const std::string &FieldName) const {
return 0;
}
-Init *TypedInit::convertInitializerBitRange(const std::vector<unsigned> &Bits) {
+const Init *
+TypedInit::convertInitializerBitRange(const std::vector<unsigned> &Bits) const {
BitsRecTy *T = dynamic_cast<BitsRecTy*>(getType());
if (T == 0) return 0; // Cannot subscript a non-bits variable.
unsigned NumBits = T->getNumBits();
- SmallVector<Init *, 16> NewBits(Bits.size());
+ SmallVector<const Init *, 16> NewBits(Bits.size());
for (unsigned i = 0, e = Bits.size(); i != e; ++i) {
if (Bits[i] >= NumBits)
return 0;
NewBits[i] = new VarBitInit(this, Bits[i]);
}
- return new BitsInit(ArrayRef<Init *>(NewBits));
+ return new BitsInit(ArrayRef<const Init *>(NewBits));
}
-Init *TypedInit::convertInitListSlice(const std::vector<unsigned> &Elements) {
+const Init *
+TypedInit::convertInitListSlice(const std::vector<unsigned> &Elements) const {
ListRecTy *T = dynamic_cast<ListRecTy*>(getType());
if (T == 0) return 0; // Cannot subscript a non-list variable.
if (Elements.size() == 1)
return new VarListElementInit(this, Elements[0]);
- std::vector<Init*> ListInits;
+ std::vector<const Init*> ListInits;
ListInits.reserve(Elements.size());
for (unsigned i = 0, e = Elements.size(); i != e; ++i)
ListInits.push_back(new VarListElementInit(this, Elements[i]));
@@ -1115,48 +1127,49 @@ Init *TypedInit::convertInitListSlice(const std::vector<unsigned> &Elements) {
}
-Init *VarInit::resolveBitReference(Record &R, const RecordVal *IRV,
- unsigned Bit) {
+const Init *VarInit::resolveBitReference(Record &R, const RecordVal *IRV,
+ unsigned Bit) const {
if (R.isTemplateArg(getName())) return 0;
if (IRV && IRV->getName() != getName()) return 0;
RecordVal *RV = R.getValue(getName());
assert(RV && "Reference to a non-existent variable?");
- assert(dynamic_cast<BitsInit*>(RV->getValue()));
- BitsInit *BI = (BitsInit*)RV->getValue();
+ assert(dynamic_cast<const BitsInit*>(RV->getValue()));
+ const BitsInit *BI = (const BitsInit*)RV->getValue();
assert(Bit < BI->getNumBits() && "Bit reference out of range!");
- Init *B = BI->getBit(Bit);
+ const Init *B = BI->getBit(Bit);
// If the bit is set to some value, or if we are resolving a reference to a
// specific variable and that variable is explicitly unset, then replace the
// VarBitInit with it.
- if (IRV || !dynamic_cast<UnsetInit*>(B))
+ if (IRV || !dynamic_cast<const UnsetInit*>(B))
return B;
return 0;
}
-Init *VarInit::resolveListElementReference(Record &R, const RecordVal *IRV,
- unsigned Elt) {
+const Init *VarInit::resolveListElementReference(Record &R,
+ const RecordVal *IRV,
+ unsigned Elt) const {
if (R.isTemplateArg(getName())) return 0;
if (IRV && IRV->getName() != getName()) return 0;
RecordVal *RV = R.getValue(getName());
assert(RV && "Reference to a non-existent variable?");
- ListInit *LI = dynamic_cast<ListInit*>(RV->getValue());
+ const ListInit *LI = dynamic_cast<const ListInit*>(RV->getValue());
if (!LI) {
- VarInit *VI = dynamic_cast<VarInit*>(RV->getValue());
+ const VarInit *VI = dynamic_cast<const VarInit*>(RV->getValue());
assert(VI && "Invalid list element!");
return new VarListElementInit(VI, Elt);
}
if (Elt >= LI->getSize())
return 0; // Out of range reference.
- Init *E = LI->getElement(Elt);
+ const Init *E = LI->getElement(Elt);
// If the element is set to some value, or if we are resolving a reference
// to a specific variable and that variable is explicitly unset, then
// replace the VarListElementInit with it.
- if (IRV || !dynamic_cast<UnsetInit*>(E))
+ if (IRV || !dynamic_cast<const UnsetInit*>(E))
return E;
return 0;
}
@@ -1169,15 +1182,15 @@ RecTy *VarInit::getFieldType(const std::string &FieldName) const {
return 0;
}
-Init *VarInit::getFieldInit(Record &R, const RecordVal *RV,
- const std::string &FieldName) const {
+const Init *VarInit::getFieldInit(Record &R, const RecordVal *RV,
+ const std::string &FieldName) const {
if (dynamic_cast<RecordRecTy*>(getType()))
if (const RecordVal *Val = R.getValue(VarName)) {
- if (RV != Val && (RV || dynamic_cast<UnsetInit*>(Val->getValue())))
+ if (RV != Val && (RV || dynamic_cast<const UnsetInit*>(Val->getValue())))
return 0;
- Init *TheInit = Val->getValue();
+ const Init *TheInit = Val->getValue();
assert(TheInit != this && "Infinite loop detected!");
- if (Init *I = TheInit->getFieldInit(R, RV, FieldName))
+ if (const Init *I = TheInit->getFieldInit(R, RV, FieldName))
return I;
else
return 0;
@@ -1190,9 +1203,9 @@ Init *VarInit::getFieldInit(Record &R, const RecordVal *RV,
/// If a value is set for the variable later, this method will be called on
/// users of the value to allow the value to propagate out.
///
-Init *VarInit::resolveReferences(Record &R, const RecordVal *RV) {
+const Init *VarInit::resolveReferences(Record &R, const RecordVal *RV) const {
if (RecordVal *Val = R.getValue(VarName))
- if (RV == Val || (RV == 0 && !dynamic_cast<UnsetInit*>(Val->getValue())))
+ if (RV == Val || (RV == 0 && !dynamic_cast<const UnsetInit*>(Val->getValue())))
return Val->getValue();
return this;
}
@@ -1201,8 +1214,9 @@ std::string VarBitInit::getAsString() const {
return TI->getAsString() + "{" + utostr(Bit) + "}";
}
-Init *VarBitInit::resolveReferences(Record &R, const RecordVal *RV) {
- if (Init *I = getVariable()->resolveBitReference(R, RV, getBitNum()))
+const Init *VarBitInit::resolveReferences(Record &R,
+ const RecordVal *RV) const {
+ if (const Init *I = getVariable()->resolveBitReference(R, RV, getBitNum()))
return I;
return this;
}
@@ -1211,22 +1225,25 @@ std::string VarListElementInit::getAsString() const {
return TI->getAsString() + "[" + utostr(Element) + "]";
}
-Init *VarListElementInit::resolveReferences(Record &R, const RecordVal *RV) {
- if (Init *I = getVariable()->resolveListElementReference(R, RV,
+const Init *VarListElementInit::resolveReferences(Record &R,
+ const RecordVal *RV) const {
+ if (const Init *I = getVariable()->resolveListElementReference(R, RV,
getElementNum()))
return I;
return this;
}
-Init *VarListElementInit::resolveBitReference(Record &R, const RecordVal *RV,
- unsigned Bit) {
+const Init *VarListElementInit::resolveBitReference(Record &R,
+ const RecordVal *RV,
+ unsigned Bit) const {
// FIXME: This should be implemented, to support references like:
// bit B = AA[0]{1};
return 0;
}
-Init *VarListElementInit::
-resolveListElementReference(Record &R, const RecordVal *RV, unsigned Elt) {
+const Init *VarListElementInit::
+resolveListElementReference(Record &R, const RecordVal *RV,
+ unsigned Elt) const {
// FIXME: This should be implemented, to support references like:
// int B = AA[0][1];
return 0;
@@ -1242,8 +1259,8 @@ RecTy *DefInit::getFieldType(const std::string &FieldName) const {
return 0;
}
-Init *DefInit::getFieldInit(Record &R, const RecordVal *RV,
- const std::string &FieldName) const {
+const Init *DefInit::getFieldInit(Record &R, const RecordVal *RV,
+ const std::string &FieldName) const {
return Def->getValue(FieldName)->getValue();
}
@@ -1252,41 +1269,42 @@ std::string DefInit::getAsString() const {
return Def->getName();
}
-Init *FieldInit::resolveBitReference(Record &R, const RecordVal *RV,
- unsigned Bit) {
- if (Init *BitsVal = Rec->getFieldInit(R, RV, FieldName))
- if (BitsInit *BI = dynamic_cast<BitsInit*>(BitsVal)) {
+const Init *FieldInit::resolveBitReference(Record &R, const RecordVal *RV,
+ unsigned Bit) const {
+ if (const Init *BitsVal = Rec->getFieldInit(R, RV, FieldName))
+ if (const BitsInit *BI = dynamic_cast<const BitsInit*>(BitsVal)) {
assert(Bit < BI->getNumBits() && "Bit reference out of range!");
- Init *B = BI->getBit(Bit);
+ const Init *B = BI->getBit(Bit);
- if (dynamic_cast<BitInit*>(B)) // If the bit is set.
+ if (dynamic_cast<const BitInit*>(B)) // If the bit is set.
return B; // Replace the VarBitInit with it.
}
return 0;
}
-Init *FieldInit::resolveListElementReference(Record &R, const RecordVal *RV,
- unsigned Elt) {
- if (Init *ListVal = Rec->getFieldInit(R, RV, FieldName))
- if (ListInit *LI = dynamic_cast<ListInit*>(ListVal)) {
+const Init *FieldInit::resolveListElementReference(Record &R,
+ const RecordVal *RV,
+ unsigned Elt) const {
+ if (const Init *ListVal = Rec->getFieldInit(R, RV, FieldName))
+ if (const ListInit *LI = dynamic_cast<const ListInit*>(ListVal)) {
if (Elt >= LI->getSize()) return 0;
- Init *E = LI->getElement(Elt);
+ const Init *E = LI->getElement(Elt);
// If the element is set to some value, or if we are resolving a
// reference to a specific variable and that variable is explicitly
// unset, then replace the VarListElementInit with it.
- if (RV || !dynamic_cast<UnsetInit*>(E))
+ if (RV || !dynamic_cast<const UnsetInit*>(E))
return E;
}
return 0;
}
-Init *FieldInit::resolveReferences(Record &R, const RecordVal *RV) {
- Init *NewRec = RV ? Rec->resolveReferences(R, RV) : Rec;
+const Init *FieldInit::resolveReferences(Record &R, const RecordVal *RV) const {
+ const Init *NewRec = RV ? Rec->resolveReferences(R, RV) : Rec;
- Init *BitsVal = NewRec->getFieldInit(R, RV, FieldName);
+ const Init *BitsVal = NewRec->getFieldInit(R, RV, FieldName);
if (BitsVal) {
- Init *BVR = BitsVal->resolveReferences(R, RV);
+ const Init *BVR = BitsVal->resolveReferences(R, RV);
return BVR->isComplete() ? BVR : this;
}
@@ -1296,12 +1314,12 @@ Init *FieldInit::resolveReferences(Record &R, const RecordVal *RV) {
return this;
}
-Init *DagInit::resolveReferences(Record &R, const RecordVal *RV) {
- std::vector<Init*> NewArgs;
+const Init *DagInit::resolveReferences(Record &R, const RecordVal *RV) const {
+ std::vector<const Init*> NewArgs;
for (unsigned i = 0, e = Args.size(); i != e; ++i)
NewArgs.push_back(Args[i]->resolveReferences(R, RV));
- Init *Op = Val->resolveReferences(R, RV);
+ const Init *Op = Val->resolveReferences(R, RV);
if (Args != NewArgs || Op != Val)
return new DagInit(Op, ValName, NewArgs, ArgNames);
@@ -1373,7 +1391,7 @@ void Record::setName(const std::string &Name) {
/// references.
void Record::resolveReferencesTo(const RecordVal *RV) {
for (unsigned i = 0, e = Values.size(); i != e; ++i) {
- if (Init *V = Values[i].getValue())
+ if (const Init *V = Values[i].getValue())
Values[i].setValue(V->resolveReferences(*this, RV));
}
}
@@ -1418,7 +1436,7 @@ raw_ostream &llvm::operator<<(raw_ostream &OS, const Record &R) {
/// getValueInit - Return the initializer for a value with the specified name,
/// or throw an exception if the field does not exist.
///
-Init *Record::getValueInit(StringRef FieldName) const {
+const Init *Record::getValueInit(StringRef FieldName) const {
const RecordVal *R = getValue(FieldName);
if (R == 0 || R->getValue() == 0)
throw "Record `" + getName() + "' does not have a field named `" +
@@ -1447,13 +1465,13 @@ std::string Record::getValueAsString(StringRef FieldName) const {
/// its value as a BitsInit, throwing an exception if the field does not exist
/// or if the value is not the right type.
///
-BitsInit *Record::getValueAsBitsInit(StringRef FieldName) const {
+const BitsInit *Record::getValueAsBitsInit(StringRef FieldName) const {
const RecordVal *R = getValue(FieldName);
if (R == 0 || R->getValue() == 0)
throw "Record `" + getName() + "' does not have a field named `" +
FieldName.str() + "'!\n";
- if (BitsInit *BI = dynamic_cast<BitsInit*>(R->getValue()))
+ if (const BitsInit *BI = dynamic_cast<const BitsInit*>(R->getValue()))
return BI;
throw "Record `" + getName() + "', field `" + FieldName.str() +
"' does not have a BitsInit initializer!";
@@ -1463,13 +1481,13 @@ BitsInit *Record::getValueAsBitsInit(StringRef FieldName) const {
/// its value as a ListInit, throwing an exception if the field does not exist
/// or if the value is not the right type.
///
-ListInit *Record::getValueAsListInit(StringRef FieldName) const {
+const ListInit *Record::getValueAsListInit(StringRef FieldName) const {
const RecordVal *R = getValue(FieldName);
if (R == 0 || R->getValue() == 0)
throw "Record `" + getName() + "' does not have a field named `" +
FieldName.str() + "'!\n";
- if (ListInit *LI = dynamic_cast<ListInit*>(R->getValue()))
+ if (const ListInit *LI = dynamic_cast<const ListInit*>(R->getValue()))
return LI;
throw "Record `" + getName() + "', field `" + FieldName.str() +
"' does not have a list initializer!";
@@ -1481,10 +1499,10 @@ ListInit *Record::getValueAsListInit(StringRef FieldName) const {
///
std::vector<Record*>
Record::getValueAsListOfDefs(StringRef FieldName) const {
- ListInit *List = getValueAsListInit(FieldName);
+ const ListInit *List = getValueAsListInit(FieldName);
std::vector<Record*> Defs;
for (unsigned i = 0; i < List->getSize(); i++) {
- if (DefInit *DI = dynamic_cast<DefInit*>(List->getElement(i))) {
+ if (const DefInit *DI = dynamic_cast<const DefInit*>(List->getElement(i))) {
Defs.push_back(DI->getDef());
} else {
throw "Record `" + getName() + "', field `" + FieldName.str() +
@@ -1504,7 +1522,7 @@ int64_t Record::getValueAsInt(StringRef FieldName) const {
throw "Record `" + getName() + "' does not have a field named `" +
FieldName.str() + "'!\n";
- if (IntInit *II = dynamic_cast<IntInit*>(R->getValue()))
+ if (const IntInit *II = dynamic_cast<const IntInit*>(R->getValue()))
return II->getValue();
throw "Record `" + getName() + "', field `" + FieldName.str() +
"' does not have an int initializer!";
@@ -1516,10 +1534,10 @@ int64_t Record::getValueAsInt(StringRef FieldName) const {
///
std::vector<int64_t>
Record::getValueAsListOfInts(StringRef FieldName) const {
- ListInit *List = getValueAsListInit(FieldName);
+ const ListInit *List = getValueAsListInit(FieldName);
std::vector<int64_t> Ints;
for (unsigned i = 0; i < List->getSize(); i++) {
- if (IntInit *II = dynamic_cast<IntInit*>(List->getElement(i))) {
+ if (const IntInit *II = dynamic_cast<const IntInit*>(List->getElement(i))) {
Ints.push_back(II->getValue());
} else {
throw "Record `" + getName() + "', field `" + FieldName.str() +
@@ -1535,10 +1553,10 @@ Record::getValueAsListOfInts(StringRef FieldName) const {
///
std::vector<std::string>
Record::getValueAsListOfStrings(StringRef FieldName) const {
- ListInit *List = getValueAsListInit(FieldName);
+ const ListInit *List = getValueAsListInit(FieldName);
std::vector<std::string> Strings;
for (unsigned i = 0; i < List->getSize(); i++) {
- if (StringInit *II = dynamic_cast<StringInit*>(List->getElement(i))) {
+ if (const StringInit *II = dynamic_cast<const StringInit*>(List->getElement(i))) {
Strings.push_back(II->getValue());
} else {
throw "Record `" + getName() + "', field `" + FieldName.str() +
@@ -1558,7 +1576,7 @@ Record *Record::getValueAsDef(StringRef FieldName) const {
throw "Record `" + getName() + "' does not have a field named `" +
FieldName.str() + "'!\n";
- if (DefInit *DI = dynamic_cast<DefInit*>(R->getValue()))
+ if (const DefInit *DI = dynamic_cast<const DefInit*>(R->getValue()))
return DI->getDef();
throw "Record `" + getName() + "', field `" + FieldName.str() +
"' does not have a def initializer!";
@@ -1574,7 +1592,7 @@ bool Record::getValueAsBit(StringRef FieldName) const {
throw "Record `" + getName() + "' does not have a field named `" +
FieldName.str() + "'!\n";
- if (BitInit *BI = dynamic_cast<BitInit*>(R->getValue()))
+ if (const BitInit *BI = dynamic_cast<const BitInit*>(R->getValue()))
return BI->getValue();
throw "Record `" + getName() + "', field `" + FieldName.str() +
"' does not have a bit initializer!";
@@ -1584,13 +1602,13 @@ bool Record::getValueAsBit(StringRef FieldName) const {
/// value as an Dag, throwing an exception if the field does not exist or if
/// the value is not the right type.
///
-DagInit *Record::getValueAsDag(StringRef FieldName) const {
+const DagInit *Record::getValueAsDag(StringRef FieldName) const {
const RecordVal *R = getValue(FieldName);
if (R == 0 || R->getValue() == 0)
throw "Record `" + getName() + "' does not have a field named `" +
FieldName.str() + "'!\n";
- if (DagInit *DI = dynamic_cast<DagInit*>(R->getValue()))
+ if (const DagInit *DI = dynamic_cast<const DagInit*>(R->getValue()))
return DI;
throw "Record `" + getName() + "', field `" + FieldName.str() +
"' does not have a dag initializer!";
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