[C++11] More 'nullptr' conversion. In some cases just using a boolean check instead of comparing to nullptr.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206243 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 6 insertions, 6 deletions

diff --git a/lib/Analysis/TargetTransformInfo.cpp b/lib/Analysis/TargetTransformInfo.cpp
index 04d09f1372..8df5305a05 100644
--- a/lib/Analysis/TargetTransformInfo.cpp
+++ b/lib/Analysis/TargetTransformInfo.cpp
@@ -234,7 +234,7 @@ namespace {
 struct NoTTI final : ImmutablePass, TargetTransformInfo {
   const DataLayout *DL;
 
-  NoTTI() : ImmutablePass(ID), DL(0) {
+  NoTTI() : ImmutablePass(ID), DL(nullptr) {
     initializeNoTTIPass(*PassRegistry::getPassRegistry());
   }
 
@@ -242,9 +242,9 @@ struct NoTTI final : ImmutablePass, TargetTransformInfo {
     // Note that this subclass is special, and must *not* call initializeTTI as
     // it does not chain.
     TopTTI = this;
-    PrevTTI = 0;
+    PrevTTI = nullptr;
     DataLayoutPass *DLP = getAnalysisIfAvailable<DataLayoutPass>();
-    DL = DLP ? &DLP->getDataLayout() : 0;
+    DL = DLP ? &DLP->getDataLayout() : nullptr;
   }
 
   virtual void getAnalysisUsage(AnalysisUsage &AU) const override {
@@ -443,7 +443,7 @@ struct NoTTI final : ImmutablePass, TargetTransformInfo {
     // Otherwise delegate to the fully generic implementations.
     return getOperationCost(Operator::getOpcode(U), U->getType(),
                             U->getNumOperands() == 1 ?
-                                U->getOperand(0)->getType() : 0);
+                                U->getOperand(0)->getType() : nullptr);
   }
 
   bool hasBranchDivergence() const override { return false; }
@@ -567,7 +567,7 @@ struct NoTTI final : ImmutablePass, TargetTransformInfo {
   }
 
   unsigned getShuffleCost(ShuffleKind Kind, Type *Ty,
-                          int Index = 0, Type *SubTp = 0) const override {
+                          int Index = 0, Type *SubTp = nullptr) const override {
     return 1;
   }
 
@@ -581,7 +581,7 @@ struct NoTTI final : ImmutablePass, TargetTransformInfo {
   }
 
   unsigned getCmpSelInstrCost(unsigned Opcode, Type *ValTy,
-                              Type *CondTy = 0) const override {
+                              Type *CondTy = nullptr) const override {
     return 1;
   }