Don't recompute getNumOperands for each iteration.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@31783 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/LiveIntervalAnalysis.cpp b/lib/CodeGen/LiveIntervalAnalysis.cpp
index a57e8aa6d30d5bee48929cc06088ff738a87abb9..89e119b129ecdf603fae5ad05c765245588938eb 100644 (file)
--- a/lib/CodeGen/LiveIntervalAnalysis.cpp
+++ b/lib/CodeGen/LiveIntervalAnalysis.cpp
@@ -277,7 +277,7 @@ LiveIntervals::CreateNewLiveInterval(const LiveInterval *LI,
 
       MachineInstr *MI = getInstructionFromIndex(Index);
 
-      for (unsigned J = 0; J != MI->getNumOperands(); ++J) {
+      for (unsigned J = 0, e = MI->getNumOperands(); J != e; ++J) {
         MachineOperand &MOp = MI->getOperand(J);
         if (MOp.isRegister() && rep(MOp.getReg()) == LI->reg)
           MOp.setReg(NewVReg);