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Simplify code that toggle optional operand to ARM::CPSR.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@119484 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Evan Cheng 2010-11-17 08:06:50 +00:00
parent 6e30c6a1d3
commit 3642e64c11
1 changed files with 3 additions and 3 deletions

6
lib/Target/ARM/ARMBaseInstrInfo.cpp

@ -1546,9 +1546,9 @@ OptimizeCompareInstr(MachineInstr *CmpInstr, unsigned SrcReg, int CmpMask,
case ARM::SUBri:
case ARM::t2ADDri:
case ARM::t2SUBri:
MI->RemoveOperand(5);
MachineInstrBuilder(MI)
.addReg(ARM::CPSR, RegState::Define | RegState::Implicit);
// Toggle the optional operand to CPSR.
MI->getOperand(5).setReg(ARM::CPSR);
MI->getOperand(5).setIsDef(true);
CmpInstr->eraseFromParent();
return true;
}