[llvm] r177836 - Use dyn_cast instead of isa && cast.
Jakub Staszak
kubastaszak at gmail.com
Sun Mar 24 02:25:47 PDT 2013
Author: kuba
Date: Sun Mar 24 04:25:47 2013
New Revision: 177836
URL: http://llvm.org/viewvc/llvm-project?rev=177836&view=rev
Log:
Use dyn_cast instead of isa && cast.
No functionality change.
Modified:
llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp
Modified: llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp?rev=177836&r1=177835&r2=177836&view=diff
==============================================================================
--- llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp (original)
+++ llvm/trunk/lib/Transforms/Scalar/LoopStrengthReduce.cpp Sun Mar 24 04:25:47 2013
@@ -1895,15 +1895,13 @@ ICmpInst *LSRInstance::OptimizeMax(ICmpI
if (ICmpInst::isTrueWhenEqual(Pred)) {
// Look for n+1, and grab n.
if (AddOperator *BO = dyn_cast<AddOperator>(Sel->getOperand(1)))
- if (isa<ConstantInt>(BO->getOperand(1)) &&
- cast<ConstantInt>(BO->getOperand(1))->isOne() &&
- SE.getSCEV(BO->getOperand(0)) == MaxRHS)
- NewRHS = BO->getOperand(0);
+ if (ConstantInt *BO1 = dyn_cast<ConstantInt>(BO->getOperand(1)))
+ if (BO1->isOne() && SE.getSCEV(BO->getOperand(0)) == MaxRHS)
+ NewRHS = BO->getOperand(0);
if (AddOperator *BO = dyn_cast<AddOperator>(Sel->getOperand(2)))
- if (isa<ConstantInt>(BO->getOperand(1)) &&
- cast<ConstantInt>(BO->getOperand(1))->isOne() &&
- SE.getSCEV(BO->getOperand(0)) == MaxRHS)
- NewRHS = BO->getOperand(0);
+ if (ConstantInt *BO1 = dyn_cast<ConstantInt>(BO->getOperand(1)))
+ if (BO1->isOne() && SE.getSCEV(BO->getOperand(0)) == MaxRHS)
+ NewRHS = BO->getOperand(0);
if (!NewRHS)
return Cond;
} else if (SE.getSCEV(Sel->getOperand(1)) == MaxRHS)
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