//
//===----------------------------------------------------------------------===//
-#ifndef LLVM_DERIVED_TYPES_H
-#define LLVM_DERIVED_TYPES_H
+#ifndef LLVM_IR_DERIVEDTYPES_H
+#define LLVM_IR_DERIVEDTYPES_H
#include "llvm/IR/Type.h"
#include "llvm/Support/Compiler.h"
/// @brief Is this a power-of-2 byte-width IntegerType ?
bool isPowerOf2ByteWidth() const;
- // Methods for support type inquiry through isa, cast, and dyn_cast.
+ /// Methods for support type inquiry through isa, cast, and dyn_cast.
static inline bool classof(const Type *T) {
return T->getTypeID() == IntegerTyID;
}
/// FunctionType - Class to represent function types
///
class FunctionType : public Type {
- FunctionType(const FunctionType &) LLVM_DELETED_FUNCTION;
- const FunctionType &operator=(const FunctionType &) LLVM_DELETED_FUNCTION;
+ FunctionType(const FunctionType &) = delete;
+ const FunctionType &operator=(const FunctionType &) = delete;
FunctionType(Type *Result, ArrayRef<Type*> Params, bool IsVarArgs);
public:
/// argument type.
static bool isValidArgumentType(Type *ArgTy);
- bool isVarArg() const { return getSubclassData(); }
+ bool isVarArg() const { return getSubclassData()!=0; }
Type *getReturnType() const { return ContainedTys[0]; }
typedef Type::subtype_iterator param_iterator;
param_iterator param_begin() const { return ContainedTys + 1; }
param_iterator param_end() const { return &ContainedTys[NumContainedTys]; }
+ ArrayRef<Type *> params() const {
+ return makeArrayRef(param_begin(), param_end());
+ }
- // Parameter type accessors.
+ /// Parameter type accessors.
Type *getParamType(unsigned i) const { return ContainedTys[i+1]; }
/// getNumParams - Return the number of fixed parameters this function type
///
unsigned getNumParams() const { return NumContainedTys - 1; }
- // Methods for support type inquiry through isa, cast, and dyn_cast.
+ /// Methods for support type inquiry through isa, cast, and dyn_cast.
static inline bool classof(const Type *T) {
return T->getTypeID() == FunctionTyID;
}
bool indexValid(const Value *V) const;
bool indexValid(unsigned Idx) const;
- // Methods for support type inquiry through isa, cast, and dyn_cast.
+ /// Methods for support type inquiry through isa, cast, and dyn_cast.
static inline bool classof(const Type *T) {
return T->getTypeID() == ArrayTyID ||
T->getTypeID() == StructTyID ||
/// generator for a target expects).
///
class StructType : public CompositeType {
- StructType(const StructType &) LLVM_DELETED_FUNCTION;
- const StructType &operator=(const StructType &) LLVM_DELETED_FUNCTION;
+ StructType(const StructType &) = delete;
+ const StructType &operator=(const StructType &) = delete;
StructType(LLVMContext &C)
- : CompositeType(C, StructTyID), SymbolTableEntry(0) {}
+ : CompositeType(C, StructTyID), SymbolTableEntry(nullptr) {}
enum {
- // This is the contents of the SubClassData field.
+ /// This is the contents of the SubClassData field.
SCDB_HasBody = 1,
SCDB_Packed = 2,
SCDB_IsLiteral = 4,
///
void *SymbolTableEntry;
public:
- ~StructType() {
- delete [] ContainedTys; // Delete the body.
- }
/// StructType::create - This creates an identified struct.
static StructType *create(LLVMContext &Context, StringRef Name);
StringRef Name,
bool isPacked = false);
static StructType *create(LLVMContext &Context, ArrayRef<Type*> Elements);
- static StructType *create(StringRef Name, Type *elt1, ...) END_WITH_NULL;
+ static StructType *create(StringRef Name, Type *elt1, ...) LLVM_END_WITH_NULL;
/// StructType::get - This static method is the primary way to create a
/// literal StructType.
/// structure types by specifying the elements as arguments. Note that this
/// method always returns a non-packed struct, and requires at least one
/// element type.
- static StructType *get(Type *elt1, ...) END_WITH_NULL;
+ static StructType *get(Type *elt1, ...) LLVM_END_WITH_NULL;
bool isPacked() const { return (getSubclassData() & SCDB_Packed) != 0; }
bool isOpaque() const { return (getSubclassData() & SCDB_HasBody) == 0; }
/// isSized - Return true if this is a sized type.
- bool isSized() const;
+ bool isSized(SmallPtrSetImpl<const Type*> *Visited = nullptr) const;
/// hasName - Return true if this is a named struct that has a non-empty name.
- bool hasName() const { return SymbolTableEntry != 0; }
+ bool hasName() const { return SymbolTableEntry != nullptr; }
/// getName - Return the name for this struct type if it has an identity.
/// This may return an empty string for an unnamed struct type. Do not call
/// setBody - Specify a body for an opaque identified type.
void setBody(ArrayRef<Type*> Elements, bool isPacked = false);
- void setBody(Type *elt1, ...) END_WITH_NULL;
+ void setBody(Type *elt1, ...) LLVM_END_WITH_NULL;
/// isValidElementType - Return true if the specified type is valid as a
/// element type.
typedef Type::subtype_iterator element_iterator;
element_iterator element_begin() const { return ContainedTys; }
element_iterator element_end() const { return &ContainedTys[NumContainedTys];}
+ ArrayRef<Type *> const elements() const {
+ return makeArrayRef(element_begin(), element_end());
+ }
/// isLayoutIdentical - Return true if this is layout identical to the
/// specified struct.
bool isLayoutIdentical(StructType *Other) const;
- // Random access to the elements
+ /// Random access to the elements
unsigned getNumElements() const { return NumContainedTys; }
Type *getElementType(unsigned N) const {
assert(N < NumContainedTys && "Element number out of range!");
return ContainedTys[N];
}
- // Methods for support type inquiry through isa, cast, and dyn_cast.
+ /// Methods for support type inquiry through isa, cast, and dyn_cast.
static inline bool classof(const Type *T) {
return T->getTypeID() == StructTyID;
}
///
class SequentialType : public CompositeType {
Type *ContainedType; ///< Storage for the single contained type.
- SequentialType(const SequentialType &) LLVM_DELETED_FUNCTION;
- const SequentialType &operator=(const SequentialType &) LLVM_DELETED_FUNCTION;
+ SequentialType(const SequentialType &) = delete;
+ const SequentialType &operator=(const SequentialType &) = delete;
protected:
SequentialType(TypeID TID, Type *ElType)
public:
Type *getElementType() const { return ContainedTys[0]; }
- // Methods for support type inquiry through isa, cast, and dyn_cast.
+ /// Methods for support type inquiry through isa, cast, and dyn_cast.
static inline bool classof(const Type *T) {
return T->getTypeID() == ArrayTyID ||
T->getTypeID() == PointerTyID ||
class ArrayType : public SequentialType {
uint64_t NumElements;
- ArrayType(const ArrayType &) LLVM_DELETED_FUNCTION;
- const ArrayType &operator=(const ArrayType &) LLVM_DELETED_FUNCTION;
+ ArrayType(const ArrayType &) = delete;
+ const ArrayType &operator=(const ArrayType &) = delete;
ArrayType(Type *ElType, uint64_t NumEl);
public:
/// ArrayType::get - This static method is the primary way to construct an
uint64_t getNumElements() const { return NumElements; }
- // Methods for support type inquiry through isa, cast, and dyn_cast.
+ /// Methods for support type inquiry through isa, cast, and dyn_cast.
static inline bool classof(const Type *T) {
return T->getTypeID() == ArrayTyID;
}
class VectorType : public SequentialType {
unsigned NumElements;
- VectorType(const VectorType &) LLVM_DELETED_FUNCTION;
- const VectorType &operator=(const VectorType &) LLVM_DELETED_FUNCTION;
+ VectorType(const VectorType &) = delete;
+ const VectorType &operator=(const VectorType &) = delete;
VectorType(Type *ElType, unsigned NumEl);
public:
/// VectorType::get - This static method is the primary way to construct an
return VectorType::get(EltTy, VTy->getNumElements());
}
+ /// VectorType::getHalfElementsVectorType - This static method returns
+ /// a VectorType with half as many elements as the input type and the
+ /// same element type.
+ ///
+ static VectorType *getHalfElementsVectorType(VectorType *VTy) {
+ unsigned NumElts = VTy->getNumElements();
+ assert ((NumElts & 1) == 0 &&
+ "Cannot halve vector with odd number of elements.");
+ return VectorType::get(VTy->getElementType(), NumElts/2);
+ }
+
+ /// VectorType::getDoubleElementsVectorType - This static method returns
+ /// a VectorType with twice as many elements as the input type and the
+ /// same element type.
+ ///
+ static VectorType *getDoubleElementsVectorType(VectorType *VTy) {
+ unsigned NumElts = VTy->getNumElements();
+ return VectorType::get(VTy->getElementType(), NumElts*2);
+ }
+
/// isValidElementType - Return true if the specified type is valid as a
/// element type.
static bool isValidElementType(Type *ElemTy);
return NumElements * getElementType()->getPrimitiveSizeInBits();
}
- // Methods for support type inquiry through isa, cast, and dyn_cast.
+ /// Methods for support type inquiry through isa, cast, and dyn_cast.
static inline bool classof(const Type *T) {
return T->getTypeID() == VectorTyID;
}
/// PointerType - Class to represent pointers.
///
class PointerType : public SequentialType {
- PointerType(const PointerType &) LLVM_DELETED_FUNCTION;
- const PointerType &operator=(const PointerType &) LLVM_DELETED_FUNCTION;
+ PointerType(const PointerType &) = delete;
+ const PointerType &operator=(const PointerType &) = delete;
explicit PointerType(Type *ElType, unsigned AddrSpace);
public:
/// PointerType::get - This constructs a pointer to an object of the specified
/// element type.
static bool isValidElementType(Type *ElemTy);
+ /// Return true if we can load or store from a pointer to this type.
+ static bool isLoadableOrStorableType(Type *ElemTy);
+
/// @brief Return the address space of the Pointer type.
inline unsigned getAddressSpace() const { return getSubclassData(); }
- // Implement support type inquiry through isa, cast, and dyn_cast.
+ /// Implement support type inquiry through isa, cast, and dyn_cast.
static inline bool classof(const Type *T) {
return T->getTypeID() == PointerTyID;
}