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Pulled CodeMetrics out of InlineCost.h and made it a bit more general, so it can be reused from PartialSpecializationCost

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@105725 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Kenneth Uildriks
2010-06-09 15:11:37 +00:00
parent 43d225dc8b
commit 42c7d23c6d
4 changed files with 98 additions and 48 deletions
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2
lib/Transforms/Scalar/LoopUnswitch.cpp
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@ -445,7 +445,7 @@ bool LoopUnswitch::UnswitchIfProfitable(Value *LoopCond, Constant *Val) {
// This is a very ad-hoc heuristic.
if (Metrics.NumInsts > Threshold ||
Metrics.NumBlocks * 5 > Threshold ||
Metrics.NeverInline) {
Metrics.containsIndirectBr || Metrics.isRecursive) {
DEBUG(dbgs() << "NOT unswitching loop %"
<< currentLoop->getHeader()->getName() << ", cost too high: "
<< currentLoop->getBlocks().size() << "\n");