diff options
Diffstat (limited to 'llvm/lib/CodeGen/MachineInstr.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/MachineInstr.cpp | 21 |
1 files changed, 8 insertions, 13 deletions
diff --git a/llvm/lib/CodeGen/MachineInstr.cpp b/llvm/lib/CodeGen/MachineInstr.cpp index 0f2acdb..f21910e 100644 --- a/llvm/lib/CodeGen/MachineInstr.cpp +++ b/llvm/lib/CodeGen/MachineInstr.cpp @@ -2125,19 +2125,15 @@ bool MachineInstr::addRegisterDead(Register Reg, } void MachineInstr::clearRegisterDeads(Register Reg) { - for (MachineOperand &MO : operands()) { - if (!MO.isReg() || !MO.isDef() || MO.getReg() != Reg) - continue; - MO.setIsDead(false); - } + for (MachineOperand &MO : all_defs()) + if (MO.getReg() == Reg) + MO.setIsDead(false); } void MachineInstr::setRegisterDefReadUndef(Register Reg, bool IsUndef) { - for (MachineOperand &MO : operands()) { - if (!MO.isReg() || !MO.isDef() || MO.getReg() != Reg || MO.getSubReg() == 0) - continue; - MO.setIsUndef(IsUndef); - } + for (MachineOperand &MO : all_defs()) + if (MO.getReg() == Reg && MO.getSubReg() != 0) + MO.setIsUndef(IsUndef); } void MachineInstr::addRegisterDefined(Register Reg, @@ -2147,9 +2143,8 @@ void MachineInstr::addRegisterDefined(Register Reg, if (MO) return; } else { - for (const MachineOperand &MO : operands()) { - if (MO.isReg() && MO.getReg() == Reg && MO.isDef() && - MO.getSubReg() == 0) + for (const MachineOperand &MO : all_defs()) { + if (MO.getReg() == Reg && MO.getSubReg() == 0) return; } } |