Fix a few typos in comments.

llvm-svn: 176519

include/llvm/Analysis/DependenceAnalysis.h

@@ -175,7 +175,7 @@ namespace llvm {
 
   /// FullDependence - This class represents a dependence between two memory
   /// references in a function. It contains detailed information about the
-  /// dependence (direction vectors, etc) and is used when the compiler is
+  /// dependence (direction vectors, etc.) and is used when the compiler is
   /// able to accurately analyze the interaction of the references; that is,
   /// it is not a confused dependence (see Dependence). In most cases
   /// (for output, flow, and anti dependences), the dependence implies an
@@ -257,7 +257,7 @@ namespace llvm {
                         Instruction *Dst,
                         bool PossiblyLoopIndependent);
 
-    /// getSplitIteration - Give a dependence that's splitable at some
+    /// getSplitIteration - Give a dependence that's splittable at some
     /// particular level, return the iteration that should be used to split
     /// the loop.
     ///

include/llvm/Analysis/IntervalIterator.h

@@ -157,7 +157,7 @@ public:
 private:
   // ProcessInterval - This method is used during the construction of the
   // interval graph.  It walks through the source graph, recursively creating
-  // an interval per invokation until the entire graph is covered.  This uses
+  // an interval per invocation until the entire graph is covered.  This uses
   // the ProcessNode method to add all of the nodes to the interval.
   //
   // This method is templated because it may operate on two different source

include/llvm/Analysis/ScalarEvolution.h

@@ -831,7 +831,7 @@ namespace llvm {
 
     /// SimplifyICmpOperands - Simplify LHS and RHS in a comparison with
     /// predicate Pred. Return true iff any changes were made. If the
-    /// operands are provably equal or inequal, LHS and RHS are set to
+    /// operands are provably equal or unequal, LHS and RHS are set to
     /// the same value and Pred is set to either ICMP_EQ or ICMP_NE.
     ///
     bool SimplifyICmpOperands(ICmpInst::Predicate &Pred,

include/llvm/Analysis/TargetTransformInfo.h

@@ -77,7 +77,7 @@ public:
   /// fundamental values that should be used to interpret (and produce) those
   /// costs. The costs are returned as an unsigned rather than a member of this
   /// enumeration because it is expected that the cost of one IR instruction
-  /// may have a multiplicative factor to it or otherwise won't fit dircetly
+  /// may have a multiplicative factor to it or otherwise won't fit directly
   /// into the enum. Moreover, it is common to sum or average costs which works
   /// better as simple integral values. Thus this enum only provides constants.
   ///
@@ -194,7 +194,7 @@ public:
   /// significantly boost the performance when the population is dense, and it
   /// may or may not degrade performance if the population is sparse. A HW
   /// support is considered as "Fast" if it can outperform, or is on a par
-  /// with, SW implementaion when the population is sparse; otherwise, it is
+  /// with, SW implementation when the population is sparse; otherwise, it is
   /// considered as "Slow".
   enum PopcntSupportKind {
     PSK_Software,
@@ -288,7 +288,7 @@ public:
   virtual unsigned getCastInstrCost(unsigned Opcode, Type *Dst,
                                     Type *Src) const;
 
-  /// \return The expected cost of control-flow related instrutctions such as
+  /// \return The expected cost of control-flow related instructions such as
   /// Phi, Ret, Br.
   virtual unsigned getCFInstrCost(unsigned Opcode) const;
 
@@ -328,7 +328,7 @@ public:
 
 /// \brief Create the base case instance of a pass in the TTI analysis group.
 ///
-/// This class provides the base case for the stack of TTI analyses. It doesn't
+/// This class provides the base case for the stack of TTI analyzes. It doesn't
 /// delegate to anything and uses the STTI and VTTI objects passed in to
 /// satisfy the queries.
 ImmutablePass *createNoTargetTransformInfoPass();