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[CodeGen] Simplify getRecipEstimateForFunc 

It used two attribute lookups when only one was needed.

llvm-svn: 291965
This commit is contained in:
David Majnemer 2017-01-13 22:24:25 +00:00
parent 509bbd1a66
commit e0ebdf4bc7
1 changed files with 1 additions and 5 deletions
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6
llvm/lib/CodeGen/TargetLoweringBase.cpp
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@ -1918,11 +1918,7 @@ void TargetLoweringBase::setMaximumJumpTableSize(unsigned Val) {
/// override the target defaults.
static StringRef getRecipEstimateForFunc(MachineFunction &MF) {
const Function *F = MF.getFunction();
StringRef RecipAttrName = "reciprocal-estimates";
if (!F->hasFnAttribute(RecipAttrName))
return StringRef();
return F->getFnAttribute(RecipAttrName).getValueAsString();
return F->getFnAttribute("reciprocal-estimates").getValueAsString();
}
/// Construct a string for the given reciprocal operation of the given type.