class MachineOperand {
public:
enum MachineOperandType {
- MO_Register, // Register operand.
- MO_Immediate, // Immediate Operand
- MO_FPImmediate,
+ MO_Register, // Register operand
+ MO_Immediate, // Immediate operand
+ MO_FPImmediate, // FP immediate operand
MO_MachineBasicBlock, // MachineBasicBlock reference
MO_FrameIndex, // Abstract Stack Frame Index
MO_ConstantPoolIndex, // Address of indexed Constant in Constant Pool
MO_JumpTableIndex, // Address of indexed Jump Table for switch
MO_ExternalSymbol, // Name of external global symbol
- MO_GlobalAddress // Address of a global value
+ MO_GlobalAddress, // Address of a global value
+ MO_Undef // Undef
};
private:
bool isJumpTableIndex() const { return OpKind == MO_JumpTableIndex; }
bool isGlobalAddress() const { return OpKind == MO_GlobalAddress; }
bool isExternalSymbol() const { return OpKind == MO_ExternalSymbol; }
+ bool isUndef() const { return OpKind == MO_Undef; }
bool isReg() const { return OpKind == MO_Register; }
bool isImm() const { return OpKind == MO_Immediate; }
Op.setOffset(Offset);
return Op;
}
+ static MachineOperand CreateUndef() {
+ MachineOperand Op(MachineOperand::MO_Undef);
+ return Op;
+ }
+
const MachineOperand &operator=(const MachineOperand &MO) {
OpKind = MO.OpKind;
IsDef = MO.IsDef;