[PATCH] D9967: Refactor: Simplify boolean conditional return statements in llvm/lib/Analysis

[Alexander Kornienko via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL252209: Refactor: Simplify boolean conditional return statements in llvm/lib/Analysis (authored by alexfh).

Changed prior to commit:
  http://reviews.llvm.org/D9967?vs=38326&id=39404#toc

Repository:
  rL LLVM

http://reviews.llvm.org/D9967

Files:
  llvm/trunk/lib/Analysis/BasicAliasAnalysis.cpp
  llvm/trunk/lib/Analysis/CaptureTracking.cpp
  llvm/trunk/lib/Analysis/CostModel.cpp
  llvm/trunk/lib/Analysis/ScalarEvolution.cpp

Index: llvm/trunk/lib/Analysis/ScalarEvolution.cpp
===================================================================
--- llvm/trunk/lib/Analysis/ScalarEvolution.cpp
+++ llvm/trunk/lib/Analysis/ScalarEvolution.cpp
@@ -7419,12 +7419,9 @@
   // expensive; and using isKnownNonNegative(RHS) is sufficient for most of the
   // interesting cases seen in practice.  We can consider "upgrading" L >= 0 to
   // use isKnownPredicate later if needed.
-  if (isKnownNonNegative(RHS) &&
-      isKnownPredicate(CmpInst::ICMP_SGE, LHS, getZero(LHS->getType())) &&
-      isKnownPredicate(CmpInst::ICMP_SLT, LHS, RHS))
-    return true;
-
-  return false;
+  return isKnownNonNegative(RHS) &&
+         isKnownPredicate(CmpInst::ICMP_SGE, LHS, getZero(LHS->getType())) &&
+         isKnownPredicate(CmpInst::ICMP_SLT, LHS, RHS);
 }
 
 /// isLoopBackedgeGuardedByCond - Test whether the backedge of the loop is
Index: llvm/trunk/lib/Analysis/CaptureTracking.cpp
===================================================================
--- llvm/trunk/lib/Analysis/CaptureTracking.cpp
+++ llvm/trunk/lib/Analysis/CaptureTracking.cpp
@@ -102,10 +102,7 @@
 
         SmallVector<BasicBlock*, 32> Worklist;
         Worklist.append(succ_begin(BB), succ_end(BB));
-        if (!isPotentiallyReachableFromMany(Worklist, BB, DT))
-          return true;
-
-        return false;
+        return !isPotentiallyReachableFromMany(Worklist, BB, DT);
       }
 
       // If the value is defined in the same basic block as use and BeforeHere,
Index: llvm/trunk/lib/Analysis/BasicAliasAnalysis.cpp
===================================================================
--- llvm/trunk/lib/Analysis/BasicAliasAnalysis.cpp
+++ llvm/trunk/lib/Analysis/BasicAliasAnalysis.cpp
@@ -627,10 +627,7 @@
 
 static bool isAssumeIntrinsic(ImmutableCallSite CS) {
   const IntrinsicInst *II = dyn_cast<IntrinsicInst>(CS.getInstruction());
-  if (II && II->getIntrinsicID() == Intrinsic::assume)
-    return true;
-
-  return false;
+  return II && II->getIntrinsicID() == Intrinsic::assume;
 }
 
 #ifndef NDEBUG
Index: llvm/trunk/lib/Analysis/CostModel.cpp
===================================================================
--- llvm/trunk/lib/Analysis/CostModel.cpp
+++ llvm/trunk/lib/Analysis/CostModel.cpp
@@ -152,10 +152,7 @@
     Mask[i] = val;
 
   SmallVector<int, 16> ActualMask = SI->getShuffleMask();
-  if (Mask != ActualMask)
-    return false;
-
-  return true;
+  return Mask == ActualMask;
 }
 
 static bool matchPairwiseReductionAtLevel(const BinaryOperator *BinOp,


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