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Include the maximum trip count expression in ScalarEvolution's print output.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@74035 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2009-06-24 00:33:16 +00:00
parent 4d289bf4af
commit aa551ae10e
1 changed files with 9 additions and 0 deletions
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9
lib/Analysis/ScalarEvolution.cpp
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@ -4339,6 +4339,15 @@ static void PrintLoopInfo(raw_ostream &OS, ScalarEvolution *SE,
OS << "Unpredictable backedge-taken count. ";
}
OS << "\n";
OS << "Loop " << L->getHeader()->getName() << ": ";
if (!isa<SCEVCouldNotCompute>(SE->getMaxBackedgeTakenCount(L))) {
OS << "max backedge-taken count is " << *SE->getMaxBackedgeTakenCount(L);
} else {
OS << "Unpredictable max backedge-taken count. ";
}
OS << "\n";
}