#define LLVM_IR_INSTRUCTIONS_H
#include "llvm/ADT/ArrayRef.h"
+#include "llvm/ADT/iterator_range.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/IR/Attributes.h"
#include "llvm/IR/CallingConv.h"
///
class AllocaInst : public UnaryInstruction {
protected:
- virtual AllocaInst *clone_impl() const;
+ AllocaInst *clone_impl() const override;
public:
- explicit AllocaInst(Type *Ty, Value *ArraySize = 0,
- const Twine &Name = "", Instruction *InsertBefore = 0);
+ explicit AllocaInst(Type *Ty, Value *ArraySize = nullptr,
+ const Twine &Name = "",
+ Instruction *InsertBefore = nullptr);
AllocaInst(Type *Ty, Value *ArraySize,
const Twine &Name, BasicBlock *InsertAtEnd);
- AllocaInst(Type *Ty, const Twine &Name, Instruction *InsertBefore = 0);
+ AllocaInst(Type *Ty, const Twine &Name, Instruction *InsertBefore = nullptr);
AllocaInst(Type *Ty, const Twine &Name, BasicBlock *InsertAtEnd);
AllocaInst(Type *Ty, Value *ArraySize, unsigned Align,
- const Twine &Name = "", Instruction *InsertBefore = 0);
+ const Twine &Name = "", Instruction *InsertBefore = nullptr);
AllocaInst(Type *Ty, Value *ArraySize, unsigned Align,
const Twine &Name, BasicBlock *InsertAtEnd);
/// by the instruction.
///
unsigned getAlignment() const {
- return (1u << getSubclassDataFromInstruction()) >> 1;
+ return (1u << (getSubclassDataFromInstruction() & 31)) >> 1;
}
void setAlignment(unsigned Align);
/// into the prolog/epilog code, so it is basically free.
bool isStaticAlloca() const;
+ /// \brief Return true if this alloca is used as an inalloca argument to a
+ /// call. Such allocas are never considered static even if they are in the
+ /// entry block.
+ bool isUsedWithInAlloca() const {
+ return getSubclassDataFromInstruction() & 32;
+ }
+
+ /// \brief Specify whether this alloca is used to represent a the arguments to
+ /// a call.
+ void setUsedWithInAlloca(bool V) {
+ setInstructionSubclassData((getSubclassDataFromInstruction() & ~32) |
+ (V ? 32 : 0));
+ }
+
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const Instruction *I) {
return (I->getOpcode() == Instruction::Alloca);
class LoadInst : public UnaryInstruction {
void AssertOK();
protected:
- virtual LoadInst *clone_impl() const;
+ LoadInst *clone_impl() const override;
public:
LoadInst(Value *Ptr, const Twine &NameStr, Instruction *InsertBefore);
LoadInst(Value *Ptr, const Twine &NameStr, BasicBlock *InsertAtEnd);
LoadInst(Value *Ptr, const Twine &NameStr, bool isVolatile = false,
- Instruction *InsertBefore = 0);
+ Instruction *InsertBefore = nullptr);
LoadInst(Value *Ptr, const Twine &NameStr, bool isVolatile,
BasicBlock *InsertAtEnd);
LoadInst(Value *Ptr, const Twine &NameStr, bool isVolatile,
- unsigned Align, Instruction *InsertBefore = 0);
+ unsigned Align, Instruction *InsertBefore = nullptr);
LoadInst(Value *Ptr, const Twine &NameStr, bool isVolatile,
unsigned Align, BasicBlock *InsertAtEnd);
LoadInst(Value *Ptr, const Twine &NameStr, bool isVolatile,
unsigned Align, AtomicOrdering Order,
SynchronizationScope SynchScope = CrossThread,
- Instruction *InsertBefore = 0);
+ Instruction *InsertBefore = nullptr);
LoadInst(Value *Ptr, const Twine &NameStr, bool isVolatile,
unsigned Align, AtomicOrdering Order,
SynchronizationScope SynchScope,
LoadInst(Value *Ptr, const char *NameStr, Instruction *InsertBefore);
LoadInst(Value *Ptr, const char *NameStr, BasicBlock *InsertAtEnd);
- explicit LoadInst(Value *Ptr, const char *NameStr = 0,
- bool isVolatile = false, Instruction *InsertBefore = 0);
+ explicit LoadInst(Value *Ptr, const char *NameStr = nullptr,
+ bool isVolatile = false,
+ Instruction *InsertBefore = nullptr);
LoadInst(Value *Ptr, const char *NameStr, bool isVolatile,
BasicBlock *InsertAtEnd);
void *operator new(size_t, unsigned) LLVM_DELETED_FUNCTION;
void AssertOK();
protected:
- virtual StoreInst *clone_impl() const;
+ StoreInst *clone_impl() const override;
public:
// allocate space for exactly two operands
void *operator new(size_t s) {
StoreInst(Value *Val, Value *Ptr, Instruction *InsertBefore);
StoreInst(Value *Val, Value *Ptr, BasicBlock *InsertAtEnd);
StoreInst(Value *Val, Value *Ptr, bool isVolatile = false,
- Instruction *InsertBefore = 0);
+ Instruction *InsertBefore = nullptr);
StoreInst(Value *Val, Value *Ptr, bool isVolatile, BasicBlock *InsertAtEnd);
StoreInst(Value *Val, Value *Ptr, bool isVolatile,
- unsigned Align, Instruction *InsertBefore = 0);
+ unsigned Align, Instruction *InsertBefore = nullptr);
StoreInst(Value *Val, Value *Ptr, bool isVolatile,
unsigned Align, BasicBlock *InsertAtEnd);
StoreInst(Value *Val, Value *Ptr, bool isVolatile,
unsigned Align, AtomicOrdering Order,
SynchronizationScope SynchScope = CrossThread,
- Instruction *InsertBefore = 0);
+ Instruction *InsertBefore = nullptr);
StoreInst(Value *Val, Value *Ptr, bool isVolatile,
unsigned Align, AtomicOrdering Order,
SynchronizationScope SynchScope,
void *operator new(size_t, unsigned) LLVM_DELETED_FUNCTION;
void Init(AtomicOrdering Ordering, SynchronizationScope SynchScope);
protected:
- virtual FenceInst *clone_impl() const;
+ FenceInst *clone_impl() const override;
public:
// allocate space for exactly zero operands
void *operator new(size_t s) {
// SequentiallyConsistent.
FenceInst(LLVMContext &C, AtomicOrdering Ordering,
SynchronizationScope SynchScope = CrossThread,
- Instruction *InsertBefore = 0);
+ Instruction *InsertBefore = nullptr);
FenceInst(LLVMContext &C, AtomicOrdering Ordering,
SynchronizationScope SynchScope,
BasicBlock *InsertAtEnd);
class AtomicCmpXchgInst : public Instruction {
void *operator new(size_t, unsigned) LLVM_DELETED_FUNCTION;
void Init(Value *Ptr, Value *Cmp, Value *NewVal,
- AtomicOrdering Ordering, SynchronizationScope SynchScope);
+ AtomicOrdering SuccessOrdering, AtomicOrdering FailureOrdering,
+ SynchronizationScope SynchScope);
protected:
- virtual AtomicCmpXchgInst *clone_impl() const;
+ AtomicCmpXchgInst *clone_impl() const override;
public:
// allocate space for exactly three operands
void *operator new(size_t s) {
return User::operator new(s, 3);
}
AtomicCmpXchgInst(Value *Ptr, Value *Cmp, Value *NewVal,
- AtomicOrdering Ordering, SynchronizationScope SynchScope,
- Instruction *InsertBefore = 0);
+ AtomicOrdering SuccessOrdering,
+ AtomicOrdering FailureOrdering,
+ SynchronizationScope SynchScope,
+ Instruction *InsertBefore = nullptr);
AtomicCmpXchgInst(Value *Ptr, Value *Cmp, Value *NewVal,
- AtomicOrdering Ordering, SynchronizationScope SynchScope,
+ AtomicOrdering SuccessOrdering,
+ AtomicOrdering FailureOrdering,
+ SynchronizationScope SynchScope,
BasicBlock *InsertAtEnd);
/// isVolatile - Return true if this is a cmpxchg from a volatile memory
DECLARE_TRANSPARENT_OPERAND_ACCESSORS(Value);
/// Set the ordering constraint on this cmpxchg.
- void setOrdering(AtomicOrdering Ordering) {
+ void setSuccessOrdering(AtomicOrdering Ordering) {
assert(Ordering != NotAtomic &&
"CmpXchg instructions can only be atomic.");
- setInstructionSubclassData((getSubclassDataFromInstruction() & 3) |
+ setInstructionSubclassData((getSubclassDataFromInstruction() & ~0x1c) |
(Ordering << 2));
}
+ void setFailureOrdering(AtomicOrdering Ordering) {
+ assert(Ordering != NotAtomic &&
+ "CmpXchg instructions can only be atomic.");
+ setInstructionSubclassData((getSubclassDataFromInstruction() & ~0xe0) |
+ (Ordering << 5));
+ }
+
/// Specify whether this cmpxchg is atomic and orders other operations with
/// respect to all concurrently executing threads, or only with respect to
/// signal handlers executing in the same thread.
}
/// Returns the ordering constraint on this cmpxchg.
- AtomicOrdering getOrdering() const {
- return AtomicOrdering(getSubclassDataFromInstruction() >> 2);
+ AtomicOrdering getSuccessOrdering() const {
+ return AtomicOrdering((getSubclassDataFromInstruction() >> 2) & 7);
+ }
+
+ /// Returns the ordering constraint on this cmpxchg.
+ AtomicOrdering getFailureOrdering() const {
+ return AtomicOrdering((getSubclassDataFromInstruction() >> 5) & 7);
}
/// Returns whether this cmpxchg is atomic between threads or only within a
return getPointerOperand()->getType()->getPointerAddressSpace();
}
+ /// \brief Returns the strongest permitted ordering on failure, given the
+ /// desired ordering on success.
+ ///
+ /// If the comparison in a cmpxchg operation fails, there is no atomic store
+ /// so release semantics cannot be provided. So this function drops explicit
+ /// Release requests from the AtomicOrdering. A SequentiallyConsistent
+ /// operation would remain SequentiallyConsistent.
+ static AtomicOrdering
+ getStrongestFailureOrdering(AtomicOrdering SuccessOrdering) {
+ switch (SuccessOrdering) {
+ default: llvm_unreachable("invalid cmpxchg success ordering");
+ case Release:
+ case Monotonic:
+ return Monotonic;
+ case AcquireRelease:
+ case Acquire:
+ return Acquire;
+ case SequentiallyConsistent:
+ return SequentiallyConsistent;
+ }
+ }
+
// Methods for support type inquiry through isa, cast, and dyn_cast:
static inline bool classof(const Instruction *I) {
return I->getOpcode() == Instruction::AtomicCmpXchg;
class AtomicRMWInst : public Instruction {
void *operator new(size_t, unsigned) LLVM_DELETED_FUNCTION;
protected:
- virtual AtomicRMWInst *clone_impl() const;
+ AtomicRMWInst *clone_impl() const override;
public:
/// This enumeration lists the possible modifications atomicrmw can make. In
/// the descriptions, 'p' is the pointer to the instruction's memory location,
}
AtomicRMWInst(BinOp Operation, Value *Ptr, Value *Val,
AtomicOrdering Ordering, SynchronizationScope SynchScope,
- Instruction *InsertBefore = 0);
+ Instruction *InsertBefore = nullptr);
AtomicRMWInst(BinOp Operation, Value *Ptr, Value *Val,
AtomicOrdering Ordering, SynchronizationScope SynchScope,
BasicBlock *InsertAtEnd);
unsigned Values, const Twine &NameStr,
BasicBlock *InsertAtEnd);
protected:
- virtual GetElementPtrInst *clone_impl() const;
+ GetElementPtrInst *clone_impl() const override;
public:
static GetElementPtrInst *Create(Value *Ptr, ArrayRef<Value *> IdxList,
const Twine &NameStr = "",
- Instruction *InsertBefore = 0) {
+ Instruction *InsertBefore = nullptr) {
unsigned Values = 1 + unsigned(IdxList.size());
return new(Values)
GetElementPtrInst(Ptr, IdxList, Values, NameStr, InsertBefore);
static GetElementPtrInst *CreateInBounds(Value *Ptr,
ArrayRef<Value *> IdxList,
const Twine &NameStr = "",
- Instruction *InsertBefore = 0) {
+ Instruction *InsertBefore = nullptr){
GetElementPtrInst *GEP = Create(Ptr, IdxList, NameStr, InsertBefore);
GEP->setIsInBounds(true);
return GEP;
/// must be identical types.
/// \brief Represent an integer comparison operator.
class ICmpInst: public CmpInst {
+ void AssertOK() {
+ assert(getPredicate() >= CmpInst::FIRST_ICMP_PREDICATE &&
+ getPredicate() <= CmpInst::LAST_ICMP_PREDICATE &&
+ "Invalid ICmp predicate value");
+ assert(getOperand(0)->getType() == getOperand(1)->getType() &&
+ "Both operands to ICmp instruction are not of the same type!");
+ // Check that the operands are the right type
+ assert((getOperand(0)->getType()->isIntOrIntVectorTy() ||
+ getOperand(0)->getType()->isPtrOrPtrVectorTy()) &&
+ "Invalid operand types for ICmp instruction");
+ }
+
protected:
/// \brief Clone an identical ICmpInst
- virtual ICmpInst *clone_impl() const;
+ ICmpInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics.
ICmpInst(
) : CmpInst(makeCmpResultType(LHS->getType()),
Instruction::ICmp, pred, LHS, RHS, NameStr,
InsertBefore) {
- assert(pred >= CmpInst::FIRST_ICMP_PREDICATE &&
- pred <= CmpInst::LAST_ICMP_PREDICATE &&
- "Invalid ICmp predicate value");
- assert(getOperand(0)->getType() == getOperand(1)->getType() &&
- "Both operands to ICmp instruction are not of the same type!");
- // Check that the operands are the right type
- assert((getOperand(0)->getType()->isIntOrIntVectorTy() ||
- getOperand(0)->getType()->getScalarType()->isPointerTy()) &&
- "Invalid operand types for ICmp instruction");
+#ifndef NDEBUG
+ AssertOK();
+#endif
}
/// \brief Constructor with insert-at-end semantics.
) : CmpInst(makeCmpResultType(LHS->getType()),
Instruction::ICmp, pred, LHS, RHS, NameStr,
&InsertAtEnd) {
- assert(pred >= CmpInst::FIRST_ICMP_PREDICATE &&
- pred <= CmpInst::LAST_ICMP_PREDICATE &&
- "Invalid ICmp predicate value");
- assert(getOperand(0)->getType() == getOperand(1)->getType() &&
- "Both operands to ICmp instruction are not of the same type!");
- // Check that the operands are the right type
- assert((getOperand(0)->getType()->isIntOrIntVectorTy() ||
- getOperand(0)->getType()->getScalarType()->isPointerTy()) &&
- "Invalid operand types for ICmp instruction");
+#ifndef NDEBUG
+ AssertOK();
+#endif
}
/// \brief Constructor with no-insertion semantics
const Twine &NameStr = "" ///< Name of the instruction
) : CmpInst(makeCmpResultType(LHS->getType()),
Instruction::ICmp, pred, LHS, RHS, NameStr) {
- assert(pred >= CmpInst::FIRST_ICMP_PREDICATE &&
- pred <= CmpInst::LAST_ICMP_PREDICATE &&
- "Invalid ICmp predicate value");
- assert(getOperand(0)->getType() == getOperand(1)->getType() &&
- "Both operands to ICmp instruction are not of the same type!");
- // Check that the operands are the right type
- assert((getOperand(0)->getType()->isIntOrIntVectorTy() ||
- getOperand(0)->getType()->getScalarType()->isPointerTy()) &&
- "Invalid operand types for ICmp instruction");
+#ifndef NDEBUG
+ AssertOK();
+#endif
}
/// For example, EQ->EQ, SLE->SLE, UGT->SGT, etc.
class FCmpInst: public CmpInst {
protected:
/// \brief Clone an identical FCmpInst
- virtual FCmpInst *clone_impl() const;
+ FCmpInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics.
FCmpInst(
inline CallInst(Value *Func, ArrayRef<Value *> Args,
const Twine &NameStr, BasicBlock *InsertAtEnd);
- CallInst(Value *F, Value *Actual, const Twine &NameStr,
- Instruction *InsertBefore);
- CallInst(Value *F, Value *Actual, const Twine &NameStr,
- BasicBlock *InsertAtEnd);
explicit CallInst(Value *F, const Twine &NameStr,
Instruction *InsertBefore);
CallInst(Value *F, const Twine &NameStr, BasicBlock *InsertAtEnd);
protected:
- virtual CallInst *clone_impl() const;
+ CallInst *clone_impl() const override;
public:
static CallInst *Create(Value *Func,
ArrayRef<Value *> Args,
const Twine &NameStr = "",
- Instruction *InsertBefore = 0) {
+ Instruction *InsertBefore = nullptr) {
return new(unsigned(Args.size() + 1))
CallInst(Func, Args, NameStr, InsertBefore);
}
CallInst(Func, Args, NameStr, InsertAtEnd);
}
static CallInst *Create(Value *F, const Twine &NameStr = "",
- Instruction *InsertBefore = 0) {
+ Instruction *InsertBefore = nullptr) {
return new(1) CallInst(F, NameStr, InsertBefore);
}
static CallInst *Create(Value *F, const Twine &NameStr,
/// 3. Bitcast the result of the malloc call to the specified type.
static Instruction *CreateMalloc(Instruction *InsertBefore,
Type *IntPtrTy, Type *AllocTy,
- Value *AllocSize, Value *ArraySize = 0,
- Function* MallocF = 0,
+ Value *AllocSize, Value *ArraySize = nullptr,
+ Function* MallocF = nullptr,
const Twine &Name = "");
static Instruction *CreateMalloc(BasicBlock *InsertAtEnd,
Type *IntPtrTy, Type *AllocTy,
- Value *AllocSize, Value *ArraySize = 0,
- Function* MallocF = 0,
+ Value *AllocSize, Value *ArraySize = nullptr,
+ Function* MallocF = nullptr,
const Twine &Name = "");
/// CreateFree - Generate the IR for a call to the builtin free function.
static Instruction* CreateFree(Value* Source, Instruction *InsertBefore);
Value *getArgOperand(unsigned i) const { return getOperand(i); }
void setArgOperand(unsigned i, Value *v) { setOperand(i, v); }
+ /// arg_operands - iteration adapter for range-for loops.
+ iterator_range<op_iterator> arg_operands() {
+ // The last operand in the op list is the callee - it's not one of the args
+ // so we don't want to iterate over it.
+ return iterator_range<op_iterator>(op_begin(), op_end() - 1);
+ }
+
+ /// arg_operands - iteration adapter for range-for loops.
+ iterator_range<const_op_iterator> arg_operands() const {
+ return iterator_range<const_op_iterator>(op_begin(), op_end() - 1);
+ }
+
+ /// \brief Wrappers for getting the \c Use of a call argument.
+ const Use &getArgOperandUse(unsigned i) const { return getOperandUse(i); }
+ Use &getArgOperandUse(unsigned i) { return getOperandUse(i); }
+
/// getCallingConv/setCallingConv - Get or set the calling convention of this
/// function call.
CallingConv::ID getCallingConv() const {
setName(NameStr);
}
protected:
- virtual SelectInst *clone_impl() const;
+ SelectInst *clone_impl() const override;
public:
static SelectInst *Create(Value *C, Value *S1, Value *S2,
const Twine &NameStr = "",
- Instruction *InsertBefore = 0) {
+ Instruction *InsertBefore = nullptr) {
return new(3) SelectInst(C, S1, S2, NameStr, InsertBefore);
}
static SelectInst *Create(Value *C, Value *S1, Value *S2,
///
class VAArgInst : public UnaryInstruction {
protected:
- virtual VAArgInst *clone_impl() const;
+ VAArgInst *clone_impl() const override;
public:
VAArgInst(Value *List, Type *Ty, const Twine &NameStr = "",
- Instruction *InsertBefore = 0)
+ Instruction *InsertBefore = nullptr)
: UnaryInstruction(Ty, VAArg, List, InsertBefore) {
setName(NameStr);
}
///
class ExtractElementInst : public Instruction {
ExtractElementInst(Value *Vec, Value *Idx, const Twine &NameStr = "",
- Instruction *InsertBefore = 0);
+ Instruction *InsertBefore = nullptr);
ExtractElementInst(Value *Vec, Value *Idx, const Twine &NameStr,
BasicBlock *InsertAtEnd);
protected:
- virtual ExtractElementInst *clone_impl() const;
+ ExtractElementInst *clone_impl() const override;
public:
static ExtractElementInst *Create(Value *Vec, Value *Idx,
const Twine &NameStr = "",
- Instruction *InsertBefore = 0) {
+ Instruction *InsertBefore = nullptr) {
return new(2) ExtractElementInst(Vec, Idx, NameStr, InsertBefore);
}
static ExtractElementInst *Create(Value *Vec, Value *Idx,
class InsertElementInst : public Instruction {
InsertElementInst(Value *Vec, Value *NewElt, Value *Idx,
const Twine &NameStr = "",
- Instruction *InsertBefore = 0);
+ Instruction *InsertBefore = nullptr);
InsertElementInst(Value *Vec, Value *NewElt, Value *Idx,
const Twine &NameStr, BasicBlock *InsertAtEnd);
protected:
- virtual InsertElementInst *clone_impl() const;
+ InsertElementInst *clone_impl() const override;
public:
static InsertElementInst *Create(Value *Vec, Value *NewElt, Value *Idx,
const Twine &NameStr = "",
- Instruction *InsertBefore = 0) {
+ Instruction *InsertBefore = nullptr) {
return new(3) InsertElementInst(Vec, NewElt, Idx, NameStr, InsertBefore);
}
static InsertElementInst *Create(Value *Vec, Value *NewElt, Value *Idx,
///
class ShuffleVectorInst : public Instruction {
protected:
- virtual ShuffleVectorInst *clone_impl() const;
+ ShuffleVectorInst *clone_impl() const override;
public:
// allocate space for exactly three operands
}
ShuffleVectorInst(Value *V1, Value *V2, Value *Mask,
const Twine &NameStr = "",
- Instruction *InsertBefor = 0);
+ Instruction *InsertBefor = nullptr);
ShuffleVectorInst(Value *V1, Value *V2, Value *Mask,
const Twine &NameStr, BasicBlock *InsertAtEnd);
return User::operator new(s, 1);
}
protected:
- virtual ExtractValueInst *clone_impl() const;
+ ExtractValueInst *clone_impl() const override;
public:
static ExtractValueInst *Create(Value *Agg,
ArrayRef<unsigned> Idxs,
const Twine &NameStr = "",
- Instruction *InsertBefore = 0) {
+ Instruction *InsertBefore = nullptr) {
return new
ExtractValueInst(Agg, Idxs, NameStr, InsertBefore);
}
/// and two index insertvalue instructions are so common.
InsertValueInst(Value *Agg, Value *Val,
unsigned Idx, const Twine &NameStr = "",
- Instruction *InsertBefore = 0);
+ Instruction *InsertBefore = nullptr);
InsertValueInst(Value *Agg, Value *Val, unsigned Idx,
const Twine &NameStr, BasicBlock *InsertAtEnd);
protected:
- virtual InsertValueInst *clone_impl() const;
+ InsertValueInst *clone_impl() const override;
public:
// allocate space for exactly two operands
void *operator new(size_t s) {
static InsertValueInst *Create(Value *Agg, Value *Val,
ArrayRef<unsigned> Idxs,
const Twine &NameStr = "",
- Instruction *InsertBefore = 0) {
+ Instruction *InsertBefore = nullptr) {
return new InsertValueInst(Agg, Val, Idxs, NameStr, InsertBefore);
}
static InsertValueInst *Create(Value *Agg, Value *Val,
return User::operator new(s, 0);
}
explicit PHINode(Type *Ty, unsigned NumReservedValues,
- const Twine &NameStr = "", Instruction *InsertBefore = 0)
- : Instruction(Ty, Instruction::PHI, 0, 0, InsertBefore),
+ const Twine &NameStr = "",
+ Instruction *InsertBefore = nullptr)
+ : Instruction(Ty, Instruction::PHI, nullptr, 0, InsertBefore),
ReservedSpace(NumReservedValues) {
setName(NameStr);
OperandList = allocHungoffUses(ReservedSpace);
PHINode(Type *Ty, unsigned NumReservedValues, const Twine &NameStr,
BasicBlock *InsertAtEnd)
- : Instruction(Ty, Instruction::PHI, 0, 0, InsertAtEnd),
+ : Instruction(Ty, Instruction::PHI, nullptr, 0, InsertAtEnd),
ReservedSpace(NumReservedValues) {
setName(NameStr);
OperandList = allocHungoffUses(ReservedSpace);
// values and pointers to the incoming blocks, all in one allocation.
Use *allocHungoffUses(unsigned) const;
- virtual PHINode *clone_impl() const;
+ PHINode *clone_impl() const override;
public:
/// Constructors - NumReservedValues is a hint for the number of incoming
/// edges that this phi node will have (use 0 if you really have no idea).
static PHINode *Create(Type *Ty, unsigned NumReservedValues,
const Twine &NameStr = "",
- Instruction *InsertBefore = 0) {
+ Instruction *InsertBefore = nullptr) {
return new PHINode(Ty, NumReservedValues, NameStr, InsertBefore);
}
static PHINode *Create(Type *Ty, unsigned NumReservedValues,
/// getIncomingBlock - Return incoming basic block corresponding
/// to value use iterator.
///
- template <typename U>
- BasicBlock *getIncomingBlock(value_use_iterator<U> I) const {
+ BasicBlock *getIncomingBlock(Value::const_user_iterator I) const {
return getIncomingBlock(I.getUse());
}
unsigned NumReservedValues, const Twine &NameStr,
BasicBlock *InsertAtEnd);
protected:
- virtual LandingPadInst *clone_impl() const;
+ LandingPadInst *clone_impl() const override;
public:
/// Constructors - NumReservedClauses is a hint for the number of incoming
/// clauses that this landingpad will have (use 0 if you really have no idea).
static LandingPadInst *Create(Type *RetTy, Value *PersonalityFn,
unsigned NumReservedClauses,
const Twine &NameStr = "",
- Instruction *InsertBefore = 0);
+ Instruction *InsertBefore = nullptr);
static LandingPadInst *Create(Type *RetTy, Value *PersonalityFn,
unsigned NumReservedClauses,
const Twine &NameStr, BasicBlock *InsertAtEnd);
//
// NOTE: If the Value* passed is of type void then the constructor behaves as
// if it was passed NULL.
- explicit ReturnInst(LLVMContext &C, Value *retVal = 0,
- Instruction *InsertBefore = 0);
+ explicit ReturnInst(LLVMContext &C, Value *retVal = nullptr,
+ Instruction *InsertBefore = nullptr);
ReturnInst(LLVMContext &C, Value *retVal, BasicBlock *InsertAtEnd);
explicit ReturnInst(LLVMContext &C, BasicBlock *InsertAtEnd);
protected:
- virtual ReturnInst *clone_impl() const;
+ ReturnInst *clone_impl() const override;
public:
- static ReturnInst* Create(LLVMContext &C, Value *retVal = 0,
- Instruction *InsertBefore = 0) {
+ static ReturnInst* Create(LLVMContext &C, Value *retVal = nullptr,
+ Instruction *InsertBefore = nullptr) {
return new(!!retVal) ReturnInst(C, retVal, InsertBefore);
}
static ReturnInst* Create(LLVMContext &C, Value *retVal,
/// Convenience accessor. Returns null if there is no return value.
Value *getReturnValue() const {
- return getNumOperands() != 0 ? getOperand(0) : 0;
+ return getNumOperands() != 0 ? getOperand(0) : nullptr;
}
unsigned getNumSuccessors() const { return 0; }
return isa<Instruction>(V) && classof(cast<Instruction>(V));
}
private:
- virtual BasicBlock *getSuccessorV(unsigned idx) const;
- virtual unsigned getNumSuccessorsV() const;
- virtual void setSuccessorV(unsigned idx, BasicBlock *B);
+ BasicBlock *getSuccessorV(unsigned idx) const override;
+ unsigned getNumSuccessorsV() const override;
+ void setSuccessorV(unsigned idx, BasicBlock *B) override;
};
template <>
// BranchInst(BB* T, BB *F, Value *C, Inst *I) - 'br C, T, F', insert before I
// BranchInst(BB* B, BB *I) - 'br B' insert at end
// BranchInst(BB* T, BB *F, Value *C, BB *I) - 'br C, T, F', insert at end
- explicit BranchInst(BasicBlock *IfTrue, Instruction *InsertBefore = 0);
+ explicit BranchInst(BasicBlock *IfTrue, Instruction *InsertBefore = nullptr);
BranchInst(BasicBlock *IfTrue, BasicBlock *IfFalse, Value *Cond,
- Instruction *InsertBefore = 0);
+ Instruction *InsertBefore = nullptr);
BranchInst(BasicBlock *IfTrue, BasicBlock *InsertAtEnd);
BranchInst(BasicBlock *IfTrue, BasicBlock *IfFalse, Value *Cond,
BasicBlock *InsertAtEnd);
protected:
- virtual BranchInst *clone_impl() const;
+ BranchInst *clone_impl() const override;
public:
- static BranchInst *Create(BasicBlock *IfTrue, Instruction *InsertBefore = 0) {
+ static BranchInst *Create(BasicBlock *IfTrue,
+ Instruction *InsertBefore = nullptr) {
return new(1) BranchInst(IfTrue, InsertBefore);
}
static BranchInst *Create(BasicBlock *IfTrue, BasicBlock *IfFalse,
- Value *Cond, Instruction *InsertBefore = 0) {
+ Value *Cond, Instruction *InsertBefore = nullptr) {
return new(3) BranchInst(IfTrue, IfFalse, Cond, InsertBefore);
}
static BranchInst *Create(BasicBlock *IfTrue, BasicBlock *InsertAtEnd) {
return isa<Instruction>(V) && classof(cast<Instruction>(V));
}
private:
- virtual BasicBlock *getSuccessorV(unsigned idx) const;
- virtual unsigned getNumSuccessorsV() const;
- virtual void setSuccessorV(unsigned idx, BasicBlock *B);
+ BasicBlock *getSuccessorV(unsigned idx) const override;
+ unsigned getNumSuccessorsV() const override;
+ void setSuccessorV(unsigned idx, BasicBlock *B) override;
};
template <>
SwitchInst(Value *Value, BasicBlock *Default, unsigned NumCases,
BasicBlock *InsertAtEnd);
protected:
- virtual SwitchInst *clone_impl() const;
+ SwitchInst *clone_impl() const override;
public:
// -2
};
static SwitchInst *Create(Value *Value, BasicBlock *Default,
- unsigned NumCases, Instruction *InsertBefore = 0) {
+ unsigned NumCases,
+ Instruction *InsertBefore = nullptr) {
return new SwitchInst(Value, Default, NumCases, InsertBefore);
}
static SwitchInst *Create(Value *Value, BasicBlock *Default,
/// findCaseDest - Finds the unique case value for a given successor. Returns
/// null if the successor is not found, not unique, or is the default case.
ConstantInt *findCaseDest(BasicBlock *BB) {
- if (BB == getDefaultDest()) return NULL;
+ if (BB == getDefaultDest()) return nullptr;
- ConstantInt *CI = NULL;
+ ConstantInt *CI = nullptr;
for (CaseIt i = case_begin(), e = case_end(); i != e; ++i) {
if (i.getCaseSuccessor() == BB) {
- if (CI) return NULL; // Multiple cases lead to BB.
+ if (CI) return nullptr; // Multiple cases lead to BB.
else CI = i.getCaseValue();
}
}
return isa<Instruction>(V) && classof(cast<Instruction>(V));
}
private:
- virtual BasicBlock *getSuccessorV(unsigned idx) const;
- virtual unsigned getNumSuccessorsV() const;
- virtual void setSuccessorV(unsigned idx, BasicBlock *B);
+ BasicBlock *getSuccessorV(unsigned idx) const override;
+ unsigned getNumSuccessorsV() const override;
+ void setSuccessorV(unsigned idx, BasicBlock *B) override;
};
template <>
/// autoinserts at the end of the specified BasicBlock.
IndirectBrInst(Value *Address, unsigned NumDests, BasicBlock *InsertAtEnd);
protected:
- virtual IndirectBrInst *clone_impl() const;
+ IndirectBrInst *clone_impl() const override;
public:
static IndirectBrInst *Create(Value *Address, unsigned NumDests,
- Instruction *InsertBefore = 0) {
+ Instruction *InsertBefore = nullptr) {
return new IndirectBrInst(Address, NumDests, InsertBefore);
}
static IndirectBrInst *Create(Value *Address, unsigned NumDests,
return isa<Instruction>(V) && classof(cast<Instruction>(V));
}
private:
- virtual BasicBlock *getSuccessorV(unsigned idx) const;
- virtual unsigned getNumSuccessorsV() const;
- virtual void setSuccessorV(unsigned idx, BasicBlock *B);
+ BasicBlock *getSuccessorV(unsigned idx) const override;
+ unsigned getNumSuccessorsV() const override;
+ void setSuccessorV(unsigned idx, BasicBlock *B) override;
};
template <>
ArrayRef<Value *> Args, unsigned Values,
const Twine &NameStr, BasicBlock *InsertAtEnd);
protected:
- virtual InvokeInst *clone_impl() const;
+ InvokeInst *clone_impl() const override;
public:
static InvokeInst *Create(Value *Func,
BasicBlock *IfNormal, BasicBlock *IfException,
ArrayRef<Value *> Args, const Twine &NameStr = "",
- Instruction *InsertBefore = 0) {
+ Instruction *InsertBefore = nullptr) {
unsigned Values = unsigned(Args.size()) + 3;
return new(Values) InvokeInst(Func, IfNormal, IfException, Args,
Values, NameStr, InsertBefore);
Value *getArgOperand(unsigned i) const { return getOperand(i); }
void setArgOperand(unsigned i, Value *v) { setOperand(i, v); }
+ /// arg_operands - iteration adapter for range-for loops.
+ iterator_range<op_iterator> arg_operands() {
+ return iterator_range<op_iterator>(op_begin(), op_end() - 3);
+ }
+
+ /// arg_operands - iteration adapter for range-for loops.
+ iterator_range<const_op_iterator> arg_operands() const {
+ return iterator_range<const_op_iterator>(op_begin(), op_end() - 3);
+ }
+
+ /// \brief Wrappers for getting the \c Use of a invoke argument.
+ const Use &getArgOperandUse(unsigned i) const { return getOperandUse(i); }
+ Use &getArgOperandUse(unsigned i) { return getOperandUse(i); }
+
/// getCallingConv/setCallingConv - Get or set the calling convention of this
/// function call.
CallingConv::ID getCallingConv() const {
/// removeAttribute - removes the attribute from the list of attributes.
void removeAttribute(unsigned i, Attribute attr);
- /// \brief Determine whether this call has the NoAlias attribute.
+ /// \brief Determine whether this call has the given attribute.
bool hasFnAttr(Attribute::AttrKind A) const {
assert(A != Attribute::NoBuiltin &&
"Use CallInst::isNoBuiltin() to check for Attribute::NoBuiltin");
addAttribute(AttributeSet::FunctionIndex, Attribute::NoUnwind);
}
+ /// \brief Determine if the invoke cannot be duplicated.
+ bool cannotDuplicate() const {return hasFnAttr(Attribute::NoDuplicate); }
+ void setCannotDuplicate() {
+ addAttribute(AttributeSet::FunctionIndex, Attribute::NoDuplicate);
+ }
+
/// \brief Determine if the call returns a structure through first
/// pointer argument.
bool hasStructRetAttr() const {
}
private:
- virtual BasicBlock *getSuccessorV(unsigned idx) const;
- virtual unsigned getNumSuccessorsV() const;
- virtual void setSuccessorV(unsigned idx, BasicBlock *B);
+ BasicBlock *getSuccessorV(unsigned idx) const override;
+ unsigned getNumSuccessorsV() const override;
+ void setSuccessorV(unsigned idx, BasicBlock *B) override;
bool hasFnAttrImpl(Attribute::AttrKind A) const;
class ResumeInst : public TerminatorInst {
ResumeInst(const ResumeInst &RI);
- explicit ResumeInst(Value *Exn, Instruction *InsertBefore=0);
+ explicit ResumeInst(Value *Exn, Instruction *InsertBefore=nullptr);
ResumeInst(Value *Exn, BasicBlock *InsertAtEnd);
protected:
- virtual ResumeInst *clone_impl() const;
+ ResumeInst *clone_impl() const override;
public:
- static ResumeInst *Create(Value *Exn, Instruction *InsertBefore = 0) {
+ static ResumeInst *Create(Value *Exn, Instruction *InsertBefore = nullptr) {
return new(1) ResumeInst(Exn, InsertBefore);
}
static ResumeInst *Create(Value *Exn, BasicBlock *InsertAtEnd) {
return isa<Instruction>(V) && classof(cast<Instruction>(V));
}
private:
- virtual BasicBlock *getSuccessorV(unsigned idx) const;
- virtual unsigned getNumSuccessorsV() const;
- virtual void setSuccessorV(unsigned idx, BasicBlock *B);
+ BasicBlock *getSuccessorV(unsigned idx) const override;
+ unsigned getNumSuccessorsV() const override;
+ void setSuccessorV(unsigned idx, BasicBlock *B) override;
};
template <>
class UnreachableInst : public TerminatorInst {
void *operator new(size_t, unsigned) LLVM_DELETED_FUNCTION;
protected:
- virtual UnreachableInst *clone_impl() const;
+ UnreachableInst *clone_impl() const override;
public:
// allocate space for exactly zero operands
void *operator new(size_t s) {
return User::operator new(s, 0);
}
- explicit UnreachableInst(LLVMContext &C, Instruction *InsertBefore = 0);
+ explicit UnreachableInst(LLVMContext &C, Instruction *InsertBefore = nullptr);
explicit UnreachableInst(LLVMContext &C, BasicBlock *InsertAtEnd);
unsigned getNumSuccessors() const { return 0; }
return isa<Instruction>(V) && classof(cast<Instruction>(V));
}
private:
- virtual BasicBlock *getSuccessorV(unsigned idx) const;
- virtual unsigned getNumSuccessorsV() const;
- virtual void setSuccessorV(unsigned idx, BasicBlock *B);
+ BasicBlock *getSuccessorV(unsigned idx) const override;
+ unsigned getNumSuccessorsV() const override;
+ void setSuccessorV(unsigned idx, BasicBlock *B) override;
};
//===----------------------------------------------------------------------===//
class TruncInst : public CastInst {
protected:
/// \brief Clone an identical TruncInst
- virtual TruncInst *clone_impl() const;
+ TruncInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics
TruncInst(
- Value *S, ///< The value to be truncated
- Type *Ty, ///< The (smaller) type to truncate to
- const Twine &NameStr = "", ///< A name for the new instruction
- Instruction *InsertBefore = 0 ///< Where to insert the new instruction
+ Value *S, ///< The value to be truncated
+ Type *Ty, ///< The (smaller) type to truncate to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
);
/// \brief Constructor with insert-at-end-of-block semantics
TruncInst(
Value *S, ///< The value to be truncated
- Type *Ty, ///< The (smaller) type to truncate to
+ Type *Ty, ///< The (smaller) type to truncate to
const Twine &NameStr, ///< A name for the new instruction
BasicBlock *InsertAtEnd ///< The block to insert the instruction into
);
class ZExtInst : public CastInst {
protected:
/// \brief Clone an identical ZExtInst
- virtual ZExtInst *clone_impl() const;
+ ZExtInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics
ZExtInst(
- Value *S, ///< The value to be zero extended
- Type *Ty, ///< The type to zero extend to
- const Twine &NameStr = "", ///< A name for the new instruction
- Instruction *InsertBefore = 0 ///< Where to insert the new instruction
+ Value *S, ///< The value to be zero extended
+ Type *Ty, ///< The type to zero extend to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
);
/// \brief Constructor with insert-at-end semantics.
ZExtInst(
Value *S, ///< The value to be zero extended
- Type *Ty, ///< The type to zero extend to
+ Type *Ty, ///< The type to zero extend to
const Twine &NameStr, ///< A name for the new instruction
BasicBlock *InsertAtEnd ///< The block to insert the instruction into
);
class SExtInst : public CastInst {
protected:
/// \brief Clone an identical SExtInst
- virtual SExtInst *clone_impl() const;
+ SExtInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics
SExtInst(
- Value *S, ///< The value to be sign extended
- Type *Ty, ///< The type to sign extend to
- const Twine &NameStr = "", ///< A name for the new instruction
- Instruction *InsertBefore = 0 ///< Where to insert the new instruction
+ Value *S, ///< The value to be sign extended
+ Type *Ty, ///< The type to sign extend to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
);
/// \brief Constructor with insert-at-end-of-block semantics
SExtInst(
Value *S, ///< The value to be sign extended
- Type *Ty, ///< The type to sign extend to
+ Type *Ty, ///< The type to sign extend to
const Twine &NameStr, ///< A name for the new instruction
BasicBlock *InsertAtEnd ///< The block to insert the instruction into
);
class FPTruncInst : public CastInst {
protected:
/// \brief Clone an identical FPTruncInst
- virtual FPTruncInst *clone_impl() const;
+ FPTruncInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics
FPTruncInst(
- Value *S, ///< The value to be truncated
- Type *Ty, ///< The type to truncate to
- const Twine &NameStr = "", ///< A name for the new instruction
- Instruction *InsertBefore = 0 ///< Where to insert the new instruction
+ Value *S, ///< The value to be truncated
+ Type *Ty, ///< The type to truncate to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
);
/// \brief Constructor with insert-before-instruction semantics
FPTruncInst(
Value *S, ///< The value to be truncated
- Type *Ty, ///< The type to truncate to
+ Type *Ty, ///< The type to truncate to
const Twine &NameStr, ///< A name for the new instruction
BasicBlock *InsertAtEnd ///< The block to insert the instruction into
);
class FPExtInst : public CastInst {
protected:
/// \brief Clone an identical FPExtInst
- virtual FPExtInst *clone_impl() const;
+ FPExtInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics
FPExtInst(
- Value *S, ///< The value to be extended
- Type *Ty, ///< The type to extend to
- const Twine &NameStr = "", ///< A name for the new instruction
- Instruction *InsertBefore = 0 ///< Where to insert the new instruction
+ Value *S, ///< The value to be extended
+ Type *Ty, ///< The type to extend to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
);
/// \brief Constructor with insert-at-end-of-block semantics
FPExtInst(
Value *S, ///< The value to be extended
- Type *Ty, ///< The type to extend to
+ Type *Ty, ///< The type to extend to
const Twine &NameStr, ///< A name for the new instruction
BasicBlock *InsertAtEnd ///< The block to insert the instruction into
);
class UIToFPInst : public CastInst {
protected:
/// \brief Clone an identical UIToFPInst
- virtual UIToFPInst *clone_impl() const;
+ UIToFPInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics
UIToFPInst(
- Value *S, ///< The value to be converted
- Type *Ty, ///< The type to convert to
- const Twine &NameStr = "", ///< A name for the new instruction
- Instruction *InsertBefore = 0 ///< Where to insert the new instruction
+ Value *S, ///< The value to be converted
+ Type *Ty, ///< The type to convert to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
);
/// \brief Constructor with insert-at-end-of-block semantics
UIToFPInst(
Value *S, ///< The value to be converted
- Type *Ty, ///< The type to convert to
+ Type *Ty, ///< The type to convert to
const Twine &NameStr, ///< A name for the new instruction
BasicBlock *InsertAtEnd ///< The block to insert the instruction into
);
class SIToFPInst : public CastInst {
protected:
/// \brief Clone an identical SIToFPInst
- virtual SIToFPInst *clone_impl() const;
+ SIToFPInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics
SIToFPInst(
- Value *S, ///< The value to be converted
- Type *Ty, ///< The type to convert to
- const Twine &NameStr = "", ///< A name for the new instruction
- Instruction *InsertBefore = 0 ///< Where to insert the new instruction
+ Value *S, ///< The value to be converted
+ Type *Ty, ///< The type to convert to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
);
/// \brief Constructor with insert-at-end-of-block semantics
SIToFPInst(
Value *S, ///< The value to be converted
- Type *Ty, ///< The type to convert to
+ Type *Ty, ///< The type to convert to
const Twine &NameStr, ///< A name for the new instruction
BasicBlock *InsertAtEnd ///< The block to insert the instruction into
);
class FPToUIInst : public CastInst {
protected:
/// \brief Clone an identical FPToUIInst
- virtual FPToUIInst *clone_impl() const;
+ FPToUIInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics
FPToUIInst(
- Value *S, ///< The value to be converted
- Type *Ty, ///< The type to convert to
- const Twine &NameStr = "", ///< A name for the new instruction
- Instruction *InsertBefore = 0 ///< Where to insert the new instruction
+ Value *S, ///< The value to be converted
+ Type *Ty, ///< The type to convert to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
);
/// \brief Constructor with insert-at-end-of-block semantics
FPToUIInst(
Value *S, ///< The value to be converted
- Type *Ty, ///< The type to convert to
+ Type *Ty, ///< The type to convert to
const Twine &NameStr, ///< A name for the new instruction
BasicBlock *InsertAtEnd ///< Where to insert the new instruction
);
class FPToSIInst : public CastInst {
protected:
/// \brief Clone an identical FPToSIInst
- virtual FPToSIInst *clone_impl() const;
+ FPToSIInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics
FPToSIInst(
- Value *S, ///< The value to be converted
- Type *Ty, ///< The type to convert to
- const Twine &NameStr = "", ///< A name for the new instruction
- Instruction *InsertBefore = 0 ///< Where to insert the new instruction
+ Value *S, ///< The value to be converted
+ Type *Ty, ///< The type to convert to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
);
/// \brief Constructor with insert-at-end-of-block semantics
FPToSIInst(
Value *S, ///< The value to be converted
- Type *Ty, ///< The type to convert to
+ Type *Ty, ///< The type to convert to
const Twine &NameStr, ///< A name for the new instruction
BasicBlock *InsertAtEnd ///< The block to insert the instruction into
);
public:
/// \brief Constructor with insert-before-instruction semantics
IntToPtrInst(
- Value *S, ///< The value to be converted
- Type *Ty, ///< The type to convert to
- const Twine &NameStr = "", ///< A name for the new instruction
- Instruction *InsertBefore = 0 ///< Where to insert the new instruction
+ Value *S, ///< The value to be converted
+ Type *Ty, ///< The type to convert to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
);
/// \brief Constructor with insert-at-end-of-block semantics
IntToPtrInst(
Value *S, ///< The value to be converted
- Type *Ty, ///< The type to convert to
+ Type *Ty, ///< The type to convert to
const Twine &NameStr, ///< A name for the new instruction
BasicBlock *InsertAtEnd ///< The block to insert the instruction into
);
/// \brief Clone an identical IntToPtrInst
- virtual IntToPtrInst *clone_impl() const;
+ IntToPtrInst *clone_impl() const override;
/// \brief Returns the address space of this instruction's pointer type.
unsigned getAddressSpace() const {
class PtrToIntInst : public CastInst {
protected:
/// \brief Clone an identical PtrToIntInst
- virtual PtrToIntInst *clone_impl() const;
+ PtrToIntInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics
PtrToIntInst(
- Value *S, ///< The value to be converted
- Type *Ty, ///< The type to convert to
- const Twine &NameStr = "", ///< A name for the new instruction
- Instruction *InsertBefore = 0 ///< Where to insert the new instruction
+ Value *S, ///< The value to be converted
+ Type *Ty, ///< The type to convert to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
);
/// \brief Constructor with insert-at-end-of-block semantics
PtrToIntInst(
Value *S, ///< The value to be converted
- Type *Ty, ///< The type to convert to
+ Type *Ty, ///< The type to convert to
const Twine &NameStr, ///< A name for the new instruction
BasicBlock *InsertAtEnd ///< The block to insert the instruction into
);
class BitCastInst : public CastInst {
protected:
/// \brief Clone an identical BitCastInst
- virtual BitCastInst *clone_impl() const;
+ BitCastInst *clone_impl() const override;
public:
/// \brief Constructor with insert-before-instruction semantics
BitCastInst(
- Value *S, ///< The value to be casted
- Type *Ty, ///< The type to casted to
- const Twine &NameStr = "", ///< A name for the new instruction
- Instruction *InsertBefore = 0 ///< Where to insert the new instruction
+ Value *S, ///< The value to be casted
+ Type *Ty, ///< The type to casted to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
);
/// \brief Constructor with insert-at-end-of-block semantics
BitCastInst(
Value *S, ///< The value to be casted
- Type *Ty, ///< The type to casted to
+ Type *Ty, ///< The type to casted to
const Twine &NameStr, ///< A name for the new instruction
BasicBlock *InsertAtEnd ///< The block to insert the instruction into
);
}
};
+//===----------------------------------------------------------------------===//
+// AddrSpaceCastInst Class
+//===----------------------------------------------------------------------===//
+
+/// \brief This class represents a conversion between pointers from
+/// one address space to another.
+class AddrSpaceCastInst : public CastInst {
+protected:
+ /// \brief Clone an identical AddrSpaceCastInst
+ AddrSpaceCastInst *clone_impl() const override;
+
+public:
+ /// \brief Constructor with insert-before-instruction semantics
+ AddrSpaceCastInst(
+ Value *S, ///< The value to be casted
+ Type *Ty, ///< The type to casted to
+ const Twine &NameStr = "", ///< A name for the new instruction
+ Instruction *InsertBefore = nullptr ///< Where to insert the new instruction
+ );
+
+ /// \brief Constructor with insert-at-end-of-block semantics
+ AddrSpaceCastInst(
+ Value *S, ///< The value to be casted
+ Type *Ty, ///< The type to casted to
+ const Twine &NameStr, ///< A name for the new instruction
+ BasicBlock *InsertAtEnd ///< The block to insert the instruction into
+ );
+
+ // Methods for support type inquiry through isa, cast, and dyn_cast:
+ static inline bool classof(const Instruction *I) {
+ return I->getOpcode() == AddrSpaceCast;
+ }
+ static inline bool classof(const Value *V) {
+ return isa<Instruction>(V) && classof(cast<Instruction>(V));
+ }
+};
+
} // End llvm namespace
#endif