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Improve the inlining cost function a bit.

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Little practical effect.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@62908 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dale Johannesen 2009-01-24 01:27:33 +00:00
parent 3914f721cc
commit e4e094b52d
1 changed files with 6 additions and 3 deletions
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9
lib/Transforms/Utils/InlineCost.cpp
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@ -121,9 +121,12 @@ void InlineCostAnalyzer::FunctionInfo::analyzeFunction(Function *F) {
}
// Calls often compile into many machine instructions. Bump up their
// cost to reflect this.
if (!isa<IntrinsicInst>(II))
NumInsts += 5;
// cost to reflect this. Allow an extra instruction per parameter.
if (!isa<IntrinsicInst>(II)) {
for (CallSite::arg_iterator I = CS.arg_begin(), E = CS.arg_end();
I != E; ++I)
NumInsts ++;
}
}
if (const AllocaInst *AI = dyn_cast<AllocaInst>(II)) {