Add method MachineOperand::hasAllocatedReg().

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@3747 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Vikram S. Adve 2002-09-16 15:58:54 +00:00
parent d5af164f01
commit 504fc5b7b5

View File

@ -136,14 +136,21 @@ public:
inline bool opLoBits64 () const {
return flags & LOFLAG64;
}
// used to get the reg number if when one is allocated (must be
// called only after reg alloc)
// used to check if a machine register has been allocated to this operand
inline bool hasAllocatedReg() const {
return (regNum >= 0 &&
(opType == MO_VirtualRegister || opType == MO_CCRegister ||
opType == MO_MachineRegister));
}
// used to get the reg number if when one is allocated
inline int getAllocatedRegNum() const {
assert(opType == MO_VirtualRegister || opType == MO_CCRegister ||
opType == MO_MachineRegister);
return regNum;
}
public:
friend std::ostream& operator<<(std::ostream& os, const MachineOperand& mop);