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Inliner tweak. Function calls should cost more than one instruction!

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llvm-svn: 53712
This commit is contained in:
Evan Cheng 2008-07-17 01:31:49 +00:00
parent 7fb36c8bba
commit a7598b31ee
1 changed files with 5 additions and 0 deletions
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5
lib/Transforms/Utils/InlineCost.cpp
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@ -119,6 +119,11 @@ void InlineCostAnalyzer::FunctionInfo::analyzeFunction(Function *F) {
NeverInline = true;
return;
}
// Calls often compile into many machine instructions. Bump up their
// cost to reflect this.
if (!isa<IntrinsicInst>(II))
NumInsts += 5;
}
if (isa<ExtractElementInst>(II) || isa<VectorType>(II->getType()))