Minor comment cleanups.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@37321 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/CodeGen/SelectionDAGNodes.h

@@ -249,7 +249,7 @@ namespace ISD {
     
     /// VINSERT_VECTOR_ELT(VECTOR, VAL, IDX,  COUNT,TYPE) - Given a vector
     /// VECTOR, an element ELEMENT, and a (potentially variable) index IDX,
-    /// return an vector with the specified element of VECTOR replaced with VAL.
+    /// return a vector with the specified element of VECTOR replaced with VAL.
     /// COUNT and TYPE specify the type of vector, as is standard for V* nodes.
     VINSERT_VECTOR_ELT,
     

include/llvm/Constants.h

@@ -399,14 +399,14 @@ public:
     return get(std::vector<Constant*>(Vals, Vals+NumVals));
   }
   
-  /// getType - Specialize the getType() method to always return an VectorType,
+  /// getType - Specialize the getType() method to always return a VectorType,
   /// which reduces the amount of casting needed in parts of the compiler.
   ///
   inline const VectorType *getType() const {
     return reinterpret_cast<const VectorType*>(Value::getType());
   }
 
-  /// @returns the value for an packed integer constant of the given type that
+  /// @returns the value for a vector integer constant of the given type that
   /// has all its bits set to true.
   /// @brief Get the all ones value
   static ConstantVector *getAllOnesValue(const VectorType *Ty);
@@ -416,7 +416,7 @@ public:
   /// created as ConstantAggregateZero objects.
   virtual bool isNullValue() const { return false; }
 
-  /// This function will return true iff every element in this packed constant
+  /// This function will return true iff every element in this vector constant
   /// is set to all ones.
   /// @returns true iff this constant's emements are all set to all ones.
   /// @brief Determine if the value is all ones.
@@ -631,7 +631,7 @@ public:
   static Constant *getShuffleVector(Constant *V1, Constant *V2, Constant *Mask);
 
   /// Floating point negation must be implemented with f(x) = -0.0 - x. This
-  /// method returns the negative zero constant for floating point or packed
+  /// method returns the negative zero constant for floating point or vector
   /// floating point types; for all other types, it returns the null value.
   static Constant *getZeroValueForNegationExpr(const Type *Ty);
 

lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp

@@ -770,7 +770,7 @@ SDOperand SelectionDAGLowering::getValue(const Value *V) {
         Ops.push_back(DAG.getCopyFromReg(DAG.getEntryNode(), InReg++, 
                                          PTyElementVT));
     } else if (PTyElementVT < PTyLegalElementVT) {
-      // If the register was promoted, use TRUNCATE of FP_ROUND as appropriate.
+      // If the register was promoted, use TRUNCATE or FP_ROUND as appropriate.
       for (unsigned i = 0; i != NE; ++i) {
         SDOperand Op = DAG.getCopyFromReg(DAG.getEntryNode(), InReg++, 
                                           PTyElementVT);

lib/Transforms/Utils/SimplifyCFG.cpp

@@ -532,7 +532,7 @@ GetValueEqualityComparisonCases(TerminatorInst *TI,
 }
 
 
-// EliminateBlockCases - Given an vector of bb/value pairs, remove any entries
+// EliminateBlockCases - Given a vector of bb/value pairs, remove any entries
 // in the list that match the specified block.
 static void EliminateBlockCases(BasicBlock *BB,
                std::vector<std::pair<ConstantInt*, BasicBlock*> > &Cases) {

lib/VMCore/Constants.cpp

@@ -130,14 +130,14 @@ ConstantInt *ConstantInt::getAllOnesValue(const Type *Ty) {
   return 0;
 }
 
-/// @returns the value for an packed integer constant of the given type that
+/// @returns the value for a vector integer constant of the given type that
 /// has all its bits set to true.
 /// @brief Get the all ones value
 ConstantVector *ConstantVector::getAllOnesValue(const VectorType *Ty) {
   std::vector<Constant*> Elts;
   Elts.resize(Ty->getNumElements(),
               ConstantInt::getAllOnesValue(Ty->getElementType()));
-  assert(Elts[0] && "Not a packed integer type!");
+  assert(Elts[0] && "Not a vector integer type!");
   return cast<ConstantVector>(ConstantVector::get(Elts));
 }
 
@@ -353,7 +353,7 @@ ConstantVector::ConstantVector(const VectorType *T,
       assert((C->getType() == T->getElementType() ||
             (T->isAbstract() &&
              C->getType()->getTypeID() == T->getElementType()->getTypeID())) &&
-           "Initializer for packed element doesn't match packed element type!");
+           "Initializer for vector element doesn't match vector element type!");
     OL->init(C, this);
   }
 }
@@ -1185,7 +1185,7 @@ static ManagedStatic<ValueMap<std::vector<Constant*>, VectorType,
 
 Constant *ConstantVector::get(const VectorType *Ty,
                               const std::vector<Constant*> &V) {
-  // If this is an all-zero packed, return a ConstantAggregateZero object
+  // If this is an all-zero vector, return a ConstantAggregateZero object
   if (!V.empty()) {
     Constant *C = V[0];
     if (!C->isNullValue())
@@ -1209,7 +1209,7 @@ void ConstantVector::destroyConstant() {
   destroyConstantImpl();
 }
 
-/// This function will return true iff every element in this packed constant
+/// This function will return true iff every element in this vector constant
 /// is set to all ones.
 /// @returns true iff this constant's emements are all set to all ones.
 /// @brief Determine if the value is all ones.

lib/VMCore/Type.cpp

@@ -1181,7 +1181,7 @@ static ManagedStatic<TypeMap<VectorValType, VectorType> > VectorTypes;
 
 
 VectorType *VectorType::get(const Type *ElementType, unsigned NumElements) {
-  assert(ElementType && "Can't get packed of null types!");
+  assert(ElementType && "Can't get vector of null types!");
   assert(isPowerOf2_32(NumElements) && "Vector length should be a power of 2!");
 
   VectorValType PVT(ElementType, NumElements);