diff options
Diffstat (limited to 'lib/CodeGen/PostRASchedulerList.cpp')
| -rw-r--r-- | lib/CodeGen/PostRASchedulerList.cpp | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/CodeGen/PostRASchedulerList.cpp b/lib/CodeGen/PostRASchedulerList.cpp index c02647a130..b90a6dde9c 100644 --- a/lib/CodeGen/PostRASchedulerList.cpp +++ b/lib/CodeGen/PostRASchedulerList.cpp @@ -449,8 +449,10 @@ void SchedulePostRATDList::PrescanInstruction(MachineInstr *MI) { if (!MO.isReg()) continue; unsigned Reg = MO.getReg(); if (Reg == 0) continue; - const TargetRegisterClass *NewRC = - getInstrOperandRegClass(TRI, MI->getDesc(), i); + const TargetRegisterClass *NewRC = 0; + + if (i < MI->getDesc().getNumOperands()) + NewRC = MI->getDesc().OpInfo[i].getRegClass(TRI); // For now, only allow the register to be changed if its register // class is consistent across all uses. @@ -521,8 +523,9 @@ void SchedulePostRATDList::ScanInstruction(MachineInstr *MI, if (Reg == 0) continue; if (!MO.isUse()) continue; - const TargetRegisterClass *NewRC = - getInstrOperandRegClass(TRI, MI->getDesc(), i); + const TargetRegisterClass *NewRC = 0; + if (i < MI->getDesc().getNumOperands()) + NewRC = MI->getDesc().OpInfo[i].getRegClass(TRI); // For now, only allow the register to be changed if its register // class is consistent across all uses. |