enum MachineBasicBlock::LivenessQueryResult
Description
Possible outcome of a register liveness query to computeRegisterLiveness()
Declared at: llvm/include/llvm/CodeGen/MachineBasicBlock.h:769
Enumerators
| Name | Value | Comment |
|---|---|---|
| LQR_Live | 0 | Register is known to be (at least partially) live. |
| LQR_Dead | 1 | Register is known to be fully dead. |
| LQR_Unknown | 2 | Register liveness not decidable from local neighborhood. |