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Revert r98089, it was breaking a clang test.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98094 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakob Stoklund Olesen
2010-03-09 22:43:37 +00:00
parent 9e5d87d568
commit b5a158bab8
6 changed files with 6 additions and 57 deletions
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36
lib/Analysis/InlineCost.cpp
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@@ -383,39 +383,3 @@ float InlineCostAnalyzer::getInlineFudgeFactor(CallSite CS) {
Factor += 1.5f;
return Factor;
}
/// growCachedCostInfo - update the cached cost info for Caller after Callee has
/// been inlined.
void
InlineCostAnalyzer::growCachedCostInfo(Function* Caller, Function* Callee) {
FunctionInfo &CallerFI = CachedFunctionInfo[Caller];
// For small functions we prefer to recalculate the cost for better accuracy.
if (!CallerFI.Metrics.NumBlocks || CallerFI.Metrics.NumInsts < 100) {
resetCachedCostInfo(Caller);
return;
}
// For large functions, we can save a lot of computation time by skipping
// recalculations.
if (CallerFI.Metrics.NumCalls > 0)
--CallerFI.Metrics.NumCalls;
if (Callee) {
FunctionInfo &CalleeFI = CachedFunctionInfo[Callee];
if (!CalleeFI.Metrics.NumBlocks) {
resetCachedCostInfo(Caller);
return;
}
CallerFI.Metrics.NeverInline |= CalleeFI.Metrics.NeverInline;
CallerFI.Metrics.usesDynamicAlloca |= CalleeFI.Metrics.usesDynamicAlloca;
CallerFI.Metrics.NumInsts += CalleeFI.Metrics.NumInsts;
CallerFI.Metrics.NumBlocks += CalleeFI.Metrics.NumBlocks;
CallerFI.Metrics.NumCalls += CalleeFI.Metrics.NumCalls;
CallerFI.Metrics.NumVectorInsts += CalleeFI.Metrics.NumVectorInsts;
CallerFI.Metrics.NumRets += CalleeFI.Metrics.NumRets;
}
// We are not updating the argumentweights. We have already determined that
// Caller is a fairly large function, so we accept the loss of precision.
}