/// getScalarType - If this is a vector type, return the element type,
/// otherwise return this.
-const Type *Type::getScalarType() const {
- if (const VectorType *VTy = dyn_cast<VectorType>(this))
+Type *Type::getScalarType() {
+ if (VectorType *VTy = dyn_cast<VectorType>(this))
return VTy->getElementType();
return this;
}
// canLosslesslyBitCastTo - Return true if this type can be converted to
// 'Ty' without any reinterpretation of bits. For example, i8* to i32*.
//
-bool Type::canLosslesslyBitCastTo(const Type *Ty) const {
+bool Type::canLosslesslyBitCastTo(Type *Ty) const {
// Identity cast means no change so return true
if (this == Ty)
return true;
/// getScalarSizeInBits - If this is a vector type, return the
/// getPrimitiveSizeInBits value for the element type. Otherwise return the
/// getPrimitiveSizeInBits value for this type.
-unsigned Type::getScalarSizeInBits() const {
+unsigned Type::getScalarSizeInBits() {
return getScalarType()->getPrimitiveSizeInBits();
}
IntegerType *&Entry = C.pImpl->IntegerTypes[NumBits];
if (Entry == 0)
- Entry = new IntegerType(C, NumBits);
+ Entry = new (C.pImpl->TypeAllocator) IntegerType(C, NumBits);
return Entry;
}
// FunctionType Implementation
//===----------------------------------------------------------------------===//
-FunctionType::FunctionType(const Type *Result, ArrayRef<Type*> Params,
+FunctionType::FunctionType(Type *Result, ArrayRef<Type*> Params,
bool IsVarArgs)
: Type(Result->getContext(), FunctionTyID) {
Type **SubTys = reinterpret_cast<Type**>(this+1);
}
// FunctionType::get - The factory function for the FunctionType class.
-FunctionType *FunctionType::get(const Type *ReturnType,
+FunctionType *FunctionType::get(Type *ReturnType,
ArrayRef<Type*> Params, bool isVarArg) {
// TODO: This is brutally slow.
std::vector<Type*> Key;
if (isVarArg)
Key.push_back(0);
- FunctionType *&FT = ReturnType->getContext().pImpl->FunctionTypes[Key];
+ LLVMContextImpl *pImpl = ReturnType->getContext().pImpl;
+ FunctionType *&FT = pImpl->FunctionTypes[Key];
if (FT == 0) {
- FT = (FunctionType*) operator new(sizeof(FunctionType) +
- sizeof(Type*)*(Params.size()+1));
+ FT = (FunctionType*) pImpl->TypeAllocator.
+ Allocate(sizeof(FunctionType) + sizeof(Type*)*(Params.size()+1),
+ AlignOf<FunctionType>::Alignment);
new (FT) FunctionType(ReturnType, Params, isVarArg);
}
}
-FunctionType *FunctionType::get(const Type *Result, bool isVarArg) {
+FunctionType *FunctionType::get(Type *Result, bool isVarArg) {
return get(Result, ArrayRef<Type *>(), isVarArg);
}
/// isValidReturnType - Return true if the specified type is valid as a return
/// type.
-bool FunctionType::isValidReturnType(const Type *RetTy) {
+bool FunctionType::isValidReturnType(Type *RetTy) {
return !RetTy->isFunctionTy() && !RetTy->isLabelTy() &&
!RetTy->isMetadataTy();
}
/// isValidArgumentType - Return true if the specified type is valid as an
/// argument type.
-bool FunctionType::isValidArgumentType(const Type *ArgTy) {
+bool FunctionType::isValidArgumentType(Type *ArgTy) {
return ArgTy->isFirstClassType();
}
Key.push_back(0);
StructType *&ST = Context.pImpl->AnonStructTypes[Key];
-
if (ST) return ST;
// Value not found. Create a new type!
- ST = new StructType(Context);
- ST->setSubclassData(SCDB_IsAnonymous); // Anonymous struct.
+ ST = new (Context.pImpl->TypeAllocator) StructType(Context);
+ ST->setSubclassData(SCDB_IsLiteral); // Literal struct.
ST->setBody(ETypes, isPacked);
return ST;
}
if (isPacked)
setSubclassData(getSubclassData() | SCDB_Packed);
- Type **Elts = new Type*[Elements.size()];
+ Type **Elts = getContext().pImpl->
+ TypeAllocator.Allocate<Type*>(Elements.size());
memcpy(Elts, Elements.data(), sizeof(Elements[0])*Elements.size());
ContainedTys = Elts;
NumContainedTys = Elements.size();
}
-StructType *StructType::createNamed(LLVMContext &Context, StringRef Name) {
- StructType *ST = new StructType(Context);
- if (!Name.empty())
- ST->setName(Name);
- else
- Context.pImpl->EmptyNamedStructTypes.insert(ST);
- return ST;
-}
-
void StructType::setName(StringRef Name) {
if (Name == getName()) return;
if (SymbolTableEntry) {
getContext().pImpl->NamedStructTypes.erase(getName());
SymbolTableEntry = 0;
- } else {
- getContext().pImpl->EmptyNamedStructTypes.erase(this);
}
// If this is just removing the name, we're done.
- if (Name.empty()) {
- // Keep track of types with no names so we can free them.
- getContext().pImpl->EmptyNamedStructTypes.insert(this);
+ if (Name.empty())
return;
- }
// Look up the entry for the name.
StringMapEntry<StructType*> *Entry =
//===----------------------------------------------------------------------===//
// StructType Helper functions.
+StructType *StructType::create(LLVMContext &Context, StringRef Name) {
+ StructType *ST = new (Context.pImpl->TypeAllocator) StructType(Context);
+ if (!Name.empty())
+ ST->setName(Name);
+ return ST;
+}
+
StructType *StructType::get(LLVMContext &Context, bool isPacked) {
return get(Context, llvm::ArrayRef<Type*>(), isPacked);
}
return llvm::StructType::get(Ctx, StructFields);
}
-StructType *StructType::createNamed(LLVMContext &Context, StringRef Name,
- ArrayRef<Type*> Elements, bool isPacked) {
- StructType *ST = createNamed(Context, Name);
+StructType *StructType::create(LLVMContext &Context, ArrayRef<Type*> Elements,
+ StringRef Name, bool isPacked) {
+ StructType *ST = create(Context, Name);
ST->setBody(Elements, isPacked);
return ST;
}
-StructType *StructType::createNamed(StringRef Name, ArrayRef<Type*> Elements,
- bool isPacked) {
+StructType *StructType::create(LLVMContext &Context, ArrayRef<Type*> Elements) {
+ return create(Context, Elements, StringRef());
+}
+
+StructType *StructType::create(LLVMContext &Context) {
+ return create(Context, StringRef());
+}
+
+
+StructType *StructType::create(ArrayRef<Type*> Elements, StringRef Name,
+ bool isPacked) {
+ assert(!Elements.empty() &&
+ "This method may not be invoked with an empty list");
+ return create(Elements[0]->getContext(), Elements, Name, isPacked);
+}
+
+StructType *StructType::create(ArrayRef<Type*> Elements) {
assert(!Elements.empty() &&
"This method may not be invoked with an empty list");
- return createNamed(Elements[0]->getContext(), Name, Elements, isPacked);
+ return create(Elements[0]->getContext(), Elements, StringRef());
}
-StructType *StructType::createNamed(StringRef Name, Type *type, ...) {
+StructType *StructType::create(StringRef Name, Type *type, ...) {
assert(type != 0 && "Cannot create a struct type with no elements with this");
LLVMContext &Ctx = type->getContext();
va_list ap;
StructFields.push_back(type);
type = va_arg(ap, llvm::Type*);
}
- return llvm::StructType::createNamed(Ctx, Name, StructFields);
+ return llvm::StructType::create(Ctx, StructFields, Name);
}
+
StringRef StructType::getName() const {
- assert(!isAnonymous() && "Anonymous structs never have names");
+ assert(!isLiteral() && "Literal structs never have names");
if (SymbolTableEntry == 0) return StringRef();
return ((StringMapEntry<StructType*> *)SymbolTableEntry)->getKey();
setBody(StructFields);
}
-bool StructType::isValidElementType(const Type *ElemTy) {
+bool StructType::isValidElementType(Type *ElemTy) {
return !ElemTy->isVoidTy() && !ElemTy->isLabelTy() &&
!ElemTy->isMetadataTy() && !ElemTy->isFunctionTy();
}
/// isLayoutIdentical - Return true if this is layout identical to the
/// specified struct.
-bool StructType::isLayoutIdentical(const StructType *Other) const {
+bool StructType::isLayoutIdentical(StructType *Other) const {
if (this == Other) return true;
if (isPacked() != Other->isPacked() ||
// CompositeType Implementation
//===----------------------------------------------------------------------===//
-Type *CompositeType::getTypeAtIndex(const Value *V) const {
- if (const StructType *STy = dyn_cast<StructType>(this)) {
+Type *CompositeType::getTypeAtIndex(const Value *V) {
+ if (StructType *STy = dyn_cast<StructType>(this)) {
unsigned Idx = (unsigned)cast<ConstantInt>(V)->getZExtValue();
assert(indexValid(Idx) && "Invalid structure index!");
return STy->getElementType(Idx);
return cast<SequentialType>(this)->getElementType();
}
-Type *CompositeType::getTypeAtIndex(unsigned Idx) const {
- if (const StructType *STy = dyn_cast<StructType>(this)) {
+Type *CompositeType::getTypeAtIndex(unsigned Idx) {
+ if (StructType *STy = dyn_cast<StructType>(this)) {
assert(indexValid(Idx) && "Invalid structure index!");
return STy->getElementType(Idx);
}
}
-ArrayType *ArrayType::get(const Type *elementType, uint64_t NumElements) {
+ArrayType *ArrayType::get(Type *elementType, uint64_t NumElements) {
Type *ElementType = const_cast<Type*>(elementType);
assert(isValidElementType(ElementType) && "Invalid type for array element!");
- ArrayType *&Entry = ElementType->getContext().pImpl
- ->ArrayTypes[std::make_pair(ElementType, NumElements)];
+ LLVMContextImpl *pImpl = ElementType->getContext().pImpl;
+ ArrayType *&Entry =
+ pImpl->ArrayTypes[std::make_pair(ElementType, NumElements)];
if (Entry == 0)
- Entry = new ArrayType(ElementType, NumElements);
+ Entry = new (pImpl->TypeAllocator) ArrayType(ElementType, NumElements);
return Entry;
}
-bool ArrayType::isValidElementType(const Type *ElemTy) {
+bool ArrayType::isValidElementType(Type *ElemTy) {
return !ElemTy->isVoidTy() && !ElemTy->isLabelTy() &&
!ElemTy->isMetadataTy() && !ElemTy->isFunctionTy();
}
NumElements = NumEl;
}
-VectorType *VectorType::get(const Type *elementType, unsigned NumElements) {
+VectorType *VectorType::get(Type *elementType, unsigned NumElements) {
Type *ElementType = const_cast<Type*>(elementType);
assert(NumElements > 0 && "#Elements of a VectorType must be greater than 0");
assert(isValidElementType(ElementType) &&
"Elements of a VectorType must be a primitive type");
+ LLVMContextImpl *pImpl = ElementType->getContext().pImpl;
VectorType *&Entry = ElementType->getContext().pImpl
->VectorTypes[std::make_pair(ElementType, NumElements)];
if (Entry == 0)
- Entry = new VectorType(ElementType, NumElements);
+ Entry = new (pImpl->TypeAllocator) VectorType(ElementType, NumElements);
return Entry;
}
-bool VectorType::isValidElementType(const Type *ElemTy) {
+bool VectorType::isValidElementType(Type *ElemTy) {
return ElemTy->isIntegerTy() || ElemTy->isFloatingPointTy();
}
// PointerType Implementation
//===----------------------------------------------------------------------===//
-PointerType *PointerType::get(const Type *eltTy, unsigned AddressSpace) {
- Type *EltTy = const_cast<Type*>(eltTy);
+PointerType *PointerType::get(Type *EltTy, unsigned AddressSpace) {
assert(EltTy && "Can't get a pointer to <null> type!");
assert(isValidElementType(EltTy) && "Invalid type for pointer element!");
: CImpl->ASPointerTypes[std::make_pair(EltTy, AddressSpace)];
if (Entry == 0)
- Entry = new PointerType(EltTy, AddressSpace);
+ Entry = new (CImpl->TypeAllocator) PointerType(EltTy, AddressSpace);
return Entry;
}
setSubclassData(AddrSpace);
}
-PointerType *Type::getPointerTo(unsigned addrs) const {
+PointerType *Type::getPointerTo(unsigned addrs) {
return PointerType::get(this, addrs);
}
-bool PointerType::isValidElementType(const Type *ElemTy) {
+bool PointerType::isValidElementType(Type *ElemTy) {
return !ElemTy->isVoidTy() && !ElemTy->isLabelTy() &&
!ElemTy->isMetadataTy();
}