From: David Majnemer <david.majnemer@gmail.com>
Date: Fri, 13 Jan 2017 22:24:25 +0000 (+0000)
Subject: [CodeGen] Simplify getRecipEstimateForFunc
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=3615e565011047130000525de65c6d97be9ca5c7;p=llvm

[CodeGen] Simplify getRecipEstimateForFunc

It used two attribute lookups when only one was needed.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@291965 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/lib/CodeGen/TargetLoweringBase.cpp b/lib/CodeGen/TargetLoweringBase.cpp
index 76b7852bcbc..f18cdca4861 100644
--- a/lib/CodeGen/TargetLoweringBase.cpp
+++ b/lib/CodeGen/TargetLoweringBase.cpp
@@ -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.