#ifndef LLVM_INSTRUCTION_TYPES_H
#define LLVM_INSTRUCTION_TYPES_H
+#include "llvm/ADT/Twine.h"
+#include "llvm/DerivedTypes.h"
#include "llvm/Instruction.h"
#include "llvm/OperandTraits.h"
-#include "llvm/DerivedTypes.h"
-#include "llvm/ADT/Twine.h"
namespace llvm {
}
// Methods for support type inquiry through isa, cast, and dyn_cast:
- static inline bool classof(const TerminatorInst *) { return true; }
static inline bool classof(const Instruction *I) {
return I->isTerminator();
}
DECLARE_TRANSPARENT_OPERAND_ACCESSORS(Value);
// Methods for support type inquiry through isa, cast, and dyn_cast:
- static inline bool classof(const UnaryInstruction *) { return true; }
static inline bool classof(const Instruction *I) {
return I->getOpcode() == Instruction::Alloca ||
I->getOpcode() == Instruction::Load ||
bool isExact() const;
// Methods for support type inquiry through isa, cast, and dyn_cast:
- static inline bool classof(const BinaryOperator *) { return true; }
static inline bool classof(const Instruction *I) {
return I->isBinaryOp();
}
/// There are several places where we need to know if a cast instruction
/// only deals with integer source and destination types. To simplify that
/// logic, this method is provided.
- /// @returns true if the cast has only integral typed operand and dest type.
+ /// @returns true iff the cast has only integral typed operand and dest type.
/// @brief Determine if this is an integer-only cast.
bool isIntegerCast() const;
/// A lossless cast is one that does not alter the basic value. It implies
/// a no-op cast but is more stringent, preventing things like int->float,
/// long->double, or int->ptr.
- /// @returns true if the cast is lossless.
+ /// @returns true iff the cast is lossless.
/// @brief Determine if this is a lossless cast.
bool isLosslessCast() const;
/// IntPtrTy argument is used to make accurate determinations for casts
/// involving Integer and Pointer types. They are no-op casts if the integer
/// is the same size as the pointer. However, pointer size varies with
- /// platform. Generally, the result of TargetData::getIntPtrType() should be
+ /// platform. Generally, the result of DataLayout::getIntPtrType() should be
/// passed in. If that's not available, use Type::Int64Ty, which will make
/// the isNoopCast call conservative.
/// @brief Determine if the described cast is a no-op cast.
Type *SrcTy, ///< SrcTy of 1st cast
Type *MidTy, ///< DstTy of 1st cast & SrcTy of 2nd cast
Type *DstTy, ///< DstTy of 2nd cast
- Type *IntPtrTy ///< Integer type corresponding to Ptr types, or null
+ Type *SrcIntPtrTy, ///< Integer type corresponding to Ptr SrcTy, or null
+ Type *MidIntPtrTy, ///< Integer type corresponding to Ptr MidTy, or null
+ Type *DstIntPtrTy ///< Integer type corresponding to Ptr DstTy, or null
);
/// @brief Return the opcode of this CastInst
/// This method can be used to determine if a cast from S to DstTy using
/// Opcode op is valid or not.
- /// @returns true if the proposed cast is valid.
+ /// @returns true iff the proposed cast is valid.
/// @brief Determine if a cast is valid without creating one.
static bool castIsValid(Instruction::CastOps op, Value *S, Type *DstTy);
/// @brief Methods for support type inquiry through isa, cast, and dyn_cast:
- static inline bool classof(const CastInst *) { return true; }
static inline bool classof(const Instruction *I) {
return I->isCast();
}
static bool isFalseWhenEqual(unsigned short predicate);
/// @brief Methods for support type inquiry through isa, cast, and dyn_cast:
- static inline bool classof(const CmpInst *) { return true; }
static inline bool classof(const Instruction *I) {
return I->getOpcode() == Instruction::ICmp ||
I->getOpcode() == Instruction::FCmp;