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LSR, one of the new Cost::isLoser() checks did not get merged in the previous checkin.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@140583 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Andrew Trick 2011-09-26 23:35:25 +00:00
parent 184944acdf
commit 25b689e067
1 changed files with 6 additions and 2 deletions

8
lib/Transforms/Scalar/LoopStrengthReduce.cpp

@ -745,9 +745,13 @@ void Cost::RateRegister(const SCEV *Reg,
// Add the step value register, if it needs one.
// TODO: The non-affine case isn't precisely modeled here.
if (!AR->isAffine() || !isa<SCEVConstant>(AR->getOperand(1)))
if (!Regs.count(AR->getOperand(1)))
if (!AR->isAffine() || !isa<SCEVConstant>(AR->getOperand(1))) {
if (!Regs.count(AR->getOperand(1))) {
RateRegister(AR->getOperand(1), Regs, L, SE, DT);
if (isLoser())
return;
}
}
}
++NumRegs;