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[ARM] Reformat isRedundantFlagInstr for D57833. NFC 

llvm-svn: 353386
This commit is contained in:
David Green 2019-02-07 10:51:04 +00:00
parent 17132b62e0
commit 7e6da81633
1 changed files with 4 additions and 8 deletions
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12
llvm/lib/Target/ARM/ARMBaseInstrInfo.cpp
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@ -2619,20 +2619,16 @@ inline static ARMCC::CondCodes getCmpToAddCondition(ARMCC::CondCodes CC) {
inline static bool isRedundantFlagInstr(const MachineInstr *CmpI, inline static bool isRedundantFlagInstr(const MachineInstr *CmpI,
unsigned SrcReg, unsigned SrcReg2, unsigned SrcReg, unsigned SrcReg2,
int ImmValue, const MachineInstr *OI) { int ImmValue, const MachineInstr *OI) {
if ((CmpI->getOpcode() == ARM::CMPrr || if ((CmpI->getOpcode() == ARM::CMPrr || CmpI->getOpcode() == ARM::t2CMPrr) &&
CmpI->getOpcode() == ARM::t2CMPrr) && (OI->getOpcode() == ARM::SUBrr || OI->getOpcode() == ARM::t2SUBrr) &&
(OI->getOpcode() == ARM::SUBrr ||
OI->getOpcode() == ARM::t2SUBrr) &&
((OI->getOperand(1).getReg() == SrcReg && ((OI->getOperand(1).getReg() == SrcReg &&
OI->getOperand(2).getReg() == SrcReg2) || OI->getOperand(2).getReg() == SrcReg2) ||
(OI->getOperand(1).getReg() == SrcReg2 && (OI->getOperand(1).getReg() == SrcReg2 &&
OI->getOperand(2).getReg() == SrcReg))) OI->getOperand(2).getReg() == SrcReg)))
return true; return true;
if ((CmpI->getOpcode() == ARM::CMPri || if ((CmpI->getOpcode() == ARM::CMPri || CmpI->getOpcode() == ARM::t2CMPri) &&
CmpI->getOpcode() == ARM::t2CMPri) && (OI->getOpcode() == ARM::SUBri || OI->getOpcode() == ARM::t2SUBri) &&
(OI->getOpcode() == ARM::SUBri ||
OI->getOpcode() == ARM::t2SUBri) &&
OI->getOperand(1).getReg() == SrcReg && OI->getOperand(1).getReg() == SrcReg &&
OI->getOperand(2).getImm() == ImmValue) OI->getOperand(2).getImm() == ImmValue)
return true; return true;