[PM/AA] Run clang-format over the SCEV-AA code to normalize the
authorChandler Carruth <chandlerc@gmail.com>
Fri, 14 Aug 2015 03:12:16 +0000 (03:12 +0000)
committerChandler Carruth <chandlerc@gmail.com>
Fri, 14 Aug 2015 03:12:16 +0000 (03:12 +0000)
formatting.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@245014 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Analysis/ScalarEvolutionAliasAnalysis.h
lib/Analysis/ScalarEvolutionAliasAnalysis.cpp

index 4b2194b..cedd5ca 100644 (file)
 
 namespace llvm {
 
-  /// ScalarEvolutionAliasAnalysis - This is a simple alias analysis
-  /// implementation that uses ScalarEvolution to answer queries.
-  class ScalarEvolutionAliasAnalysis : public FunctionPass,
-                                       public AliasAnalysis {
-    ScalarEvolution *SE;
+/// ScalarEvolutionAliasAnalysis - This is a simple alias analysis
+/// implementation that uses ScalarEvolution to answer queries.
+class ScalarEvolutionAliasAnalysis : public FunctionPass, public AliasAnalysis {
+  ScalarEvolution *SE;
 
-  public:
-    static char ID; // Class identification, replacement for typeinfo
-    ScalarEvolutionAliasAnalysis() : FunctionPass(ID), SE(nullptr) {
-      initializeScalarEvolutionAliasAnalysisPass(
+public:
+  static char ID; // Class identification, replacement for typeinfo
+  ScalarEvolutionAliasAnalysis() : FunctionPass(ID), SE(nullptr) {
+    initializeScalarEvolutionAliasAnalysisPass(
         *PassRegistry::getPassRegistry());
-    }
+  }
 
-    /// getAdjustedAnalysisPointer - This method is used when a pass implements
-    /// an analysis interface through multiple inheritance.  If needed, it
-    /// should override this to adjust the this pointer as needed for the
-    /// specified pass info.
-    void *getAdjustedAnalysisPointer(AnalysisID PI) override {
-      if (PI == &AliasAnalysis::ID)
-        return (AliasAnalysis*)this;
-      return this;
-    }
+  /// getAdjustedAnalysisPointer - This method is used when a pass implements
+  /// an analysis interface through multiple inheritance.  If needed, it
+  /// should override this to adjust the this pointer as needed for the
+  /// specified pass info.
+  void *getAdjustedAnalysisPointer(AnalysisID PI) override {
+    if (PI == &AliasAnalysis::ID)
+      return (AliasAnalysis *)this;
+    return this;
+  }
 
-  private:
-    void getAnalysisUsage(AnalysisUsage &AU) const override;
-    bool runOnFunction(Function &F) override;
-    AliasResult alias(const MemoryLocation &LocA,
-                      const MemoryLocation &LocB) override;
+private:
+  void getAnalysisUsage(AnalysisUsage &AU) const override;
+  bool runOnFunction(Function &F) override;
+  AliasResult alias(const MemoryLocation &LocA,
+                    const MemoryLocation &LocB) override;
 
-    Value *GetBaseValue(const SCEV *S);
-  };
+  Value *GetBaseValue(const SCEV *S);
+};
 
-  //===--------------------------------------------------------------------===//
-  //
-  // createScalarEvolutionAliasAnalysisPass - This pass implements a simple
-  // alias analysis using ScalarEvolution queries.
-  //
-  FunctionPass *createScalarEvolutionAliasAnalysisPass();
+//===--------------------------------------------------------------------===//
+//
+// createScalarEvolutionAliasAnalysisPass - This pass implements a simple
+// alias analysis using ScalarEvolution queries.
+//
+FunctionPass *createScalarEvolutionAliasAnalysisPass();
 
 }
 
index bfdf280..5b04f00 100644 (file)
@@ -25,24 +25,24 @@ using namespace llvm;
 // Register this pass...
 char ScalarEvolutionAliasAnalysis::ID = 0;
 INITIALIZE_AG_PASS_BEGIN(ScalarEvolutionAliasAnalysis, AliasAnalysis, "scev-aa",
-                   "ScalarEvolution-based Alias Analysis", false, true, false)
+                         "ScalarEvolution-based Alias Analysis", false, true,
+                         false)
 INITIALIZE_PASS_DEPENDENCY(ScalarEvolution)
 INITIALIZE_AG_PASS_END(ScalarEvolutionAliasAnalysis, AliasAnalysis, "scev-aa",
-                    "ScalarEvolution-based Alias Analysis", false, true, false)
+                       "ScalarEvolution-based Alias Analysis", false, true,
+                       false)
 
 FunctionPass *llvm::createScalarEvolutionAliasAnalysisPass() {
   return new ScalarEvolutionAliasAnalysis();
 }
 
-void
-ScalarEvolutionAliasAnalysis::getAnalysisUsage(AnalysisUsage &AU) const {
+void ScalarEvolutionAliasAnalysis::getAnalysisUsage(AnalysisUsage &AU) const {
   AU.addRequiredTransitive<ScalarEvolution>();
   AU.setPreservesAll();
   AliasAnalysis::getAnalysisUsage(AU);
 }
 
-bool
-ScalarEvolutionAliasAnalysis::runOnFunction(Function &F) {
+bool ScalarEvolutionAliasAnalysis::runOnFunction(Function &F) {
   InitializeAliasAnalysis(this, &F.getParent()->getDataLayout());
   SE = &getAnalysis<ScalarEvolution>();
   return false;
@@ -50,15 +50,14 @@ ScalarEvolutionAliasAnalysis::runOnFunction(Function &F) {
 
 /// GetBaseValue - Given an expression, try to find a
 /// base value. Return null is none was found.
-Value *
-ScalarEvolutionAliasAnalysis::GetBaseValue(const SCEV *S) {
+Value *ScalarEvolutionAliasAnalysis::GetBaseValue(const SCEV *S) {
   if (const SCEVAddRecExpr *AR = dyn_cast<SCEVAddRecExpr>(S)) {
     // In an addrec, assume that the base will be in the start, rather
     // than the step.
     return GetBaseValue(AR->getStart());
   } else if (const SCEVAddExpr *A = dyn_cast<SCEVAddExpr>(S)) {
     // If there's a pointer operand, it'll be sorted at the end of the list.
-    const SCEV *Last = A->getOperand(A->getNumOperands()-1);
+    const SCEV *Last = A->getOperand(A->getNumOperands() - 1);
     if (Last->getType()->isPointerTy())
       return GetBaseValue(Last);
   } else if (const SCEVUnknown *U = dyn_cast<SCEVUnknown>(S)) {
@@ -82,7 +81,8 @@ AliasResult ScalarEvolutionAliasAnalysis::alias(const MemoryLocation &LocA,
   const SCEV *BS = SE->getSCEV(const_cast<Value *>(LocB.Ptr));
 
   // If they evaluate to the same expression, it's a MustAlias.
-  if (AS == BS) return MustAlias;
+  if (AS == BS)
+    return MustAlias;
 
   // If something is known about the difference between the two addresses,
   // see if it's enough to prove a NoAlias.