Fix comments about vectors to use the current wording.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@39921 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/Constants.h

@@ -412,7 +412,7 @@ public:
   static ConstantVector *getAllOnesValue(const VectorType *Ty);
   
   /// isNullValue - Return true if this is the value that would be returned by
-  /// getNullValue.  This always returns false because zero arrays are always
+  /// getNullValue.  This always returns false because zero vectors are always
   /// created as ConstantAggregateZero objects.
   virtual bool isNullValue() const { return false; }
 

include/llvm/DerivedTypes.h

@@ -267,7 +267,7 @@ public:
 };
 
 
-/// SequentialType - This is the superclass of the array, pointer and packed
+/// SequentialType - This is the superclass of the array, pointer and vector
 /// type classes.  All of these represent "arrays" in memory.  The array type
 /// represents a specifically sized array, pointer types are unsized/unknown
 /// size arrays, vector types represent specifically sized arrays that

include/llvm/InstrTypes.h

@@ -400,7 +400,7 @@ public:
 
   /// A lossless cast is one that does not alter the basic value. It implies
   /// a no-op cast but is more stringent, preventing things like int->float,
-  /// long->double, int->ptr, or packed->anything. 
+  /// long->double, int->ptr, or vector->anything. 
   /// @returns true iff the cast is lossless.
   /// @brief Determine if this is a lossless cast.
   bool isLosslessCast() const;

include/llvm/Target/TargetData.h

@@ -43,7 +43,7 @@ enum AlignTypeEnum {
 /// Target alignment element.
 ///
 /// Stores the alignment data associated with a given alignment type (pointer,
-/// integer, packed/vector, float) and type bit width.
+/// integer, vector, float) and type bit width.
 ///
 /// @note The unusual order of elements in the structure attempts to reduce
 /// padding and make the structure slightly more cache friendly.

lib/Analysis/BasicAliasAnalysis.cpp

@@ -574,7 +574,7 @@ BasicAliasAnalysis::CheckGEPInstructions(
           }
           
           if (G1OC != G2OC) {
-            // Handle the "be careful" case above: if this is an array/packed
+            // Handle the "be careful" case above: if this is an array/vector
             // subscript, scan for a subsequent variable array index.
             if (isa<SequentialType>(BasePtr1Ty))  {
               const Type *NextTy =

lib/CodeGen/SelectionDAG/LegalizeDAG.cpp

@@ -2846,7 +2846,7 @@ SDOperand SelectionDAGLegalize::LegalizeOp(SDOperand Op) {
       // type.  If so, convert to the vector type.
       MVT::ValueType TVT = MVT::getVectorType(EVT, NumElems);
       if (TLI.isTypeLegal(TVT)) {
-        // Turn this into a bit convert of the packed input.
+        // Turn this into a bit convert of the vector input.
         Result = DAG.getNode(ISD::BIT_CONVERT, Node->getValueType(0), 
                              LegalizeOp(Node->getOperand(0)));
         break;
@@ -3935,7 +3935,7 @@ SDOperand SelectionDAGLegalize::ExpandSCALAR_TO_VECTOR(SDNode *Node) {
 
 
 /// ExpandBUILD_VECTOR - Expand a BUILD_VECTOR node on targets that don't
-/// support the operation, but do support the resultant packed vector type.
+/// support the operation, but do support the resultant vector type.
 SDOperand SelectionDAGLegalize::ExpandBUILD_VECTOR(SDNode *Node) {
   
   // If the only non-undef value is the low element, turn this into a 

lib/CodeGen/SelectionDAG/SelectionDAGISel.cpp

@@ -840,13 +840,13 @@ SDOperand SelectionDAGLowering::getValue(const Value *V) {
       
       // Now that we know the number and type of the elements, push a
       // Constant or ConstantFP node onto the ops list for each element of
-      // the packed constant.
+      // the vector constant.
       SmallVector<SDOperand, 8> Ops;
       if (ConstantVector *CP = dyn_cast<ConstantVector>(C)) {
         for (unsigned i = 0; i != NumElements; ++i)
           Ops.push_back(getValue(CP->getOperand(i)));
       } else {
-        assert(isa<ConstantAggregateZero>(C) && "Unknown packed constant!");
+        assert(isa<ConstantAggregateZero>(C) && "Unknown vector constant!");
         SDOperand Op;
         if (MVT::isFloatingPoint(PVT))
           Op = DAG.getConstantFP(0, PVT);

lib/Target/TargetSelectionDAG.td

@@ -52,7 +52,7 @@ class SDTCisOpSmallerThanOp<int SmallOp, int BigOp> : SDTypeConstraint<SmallOp>{
 }
 
 /// SDTCisIntVectorOfSameSize - This indicates that ThisOp and OtherOp are
-/// packed vector types, and that ThisOp is the result of 
+/// vector types, and that ThisOp is the result of 
 /// MVT::getIntVectorWithNumElements with the number of elements that ThisOp
 /// has.
 class SDTCisIntVectorOfSameSize<int ThisOp, int OtherOp>

lib/Transforms/Scalar/InstructionCombining.cpp

@@ -1506,7 +1506,7 @@ Value *InstCombiner::SimplifyDemandedVectorElts(Value *V, uint64_t DemandedElts,
     break;
   }
   case Instruction::BitCast: {
-    // Packed->packed casts only.
+    // Vector->vector casts only.
     const VectorType *VTy = dyn_cast<VectorType>(I->getOperand(0)->getType());
     if (!VTy) break;
     unsigned InVWidth = VTy->getNumElements();
@@ -9354,16 +9354,16 @@ static Value *FindScalarElement(Value *V, unsigned EltNo) {
 
 Instruction *InstCombiner::visitExtractElementInst(ExtractElementInst &EI) {
 
-  // If packed val is undef, replace extract with scalar undef.
+  // If vector val is undef, replace extract with scalar undef.
   if (isa<UndefValue>(EI.getOperand(0)))
     return ReplaceInstUsesWith(EI, UndefValue::get(EI.getType()));
 
-  // If packed val is constant 0, replace extract with scalar 0.
+  // If vector val is constant 0, replace extract with scalar 0.
   if (isa<ConstantAggregateZero>(EI.getOperand(0)))
     return ReplaceInstUsesWith(EI, Constant::getNullValue(EI.getType()));
   
   if (ConstantVector *C = dyn_cast<ConstantVector>(EI.getOperand(0))) {
-    // If packed val is constant with uniform operands, replace EI
+    // If vector val is constant with uniform operands, replace EI
     // with that operand
     Constant *op0 = C->getOperand(0);
     for (unsigned i = 1; i < C->getNumOperands(); ++i)

lib/Transforms/Scalar/ScalarReplAggregates.cpp

@@ -652,7 +652,7 @@ void SROA::RewriteBitCastUserOfAlloca(Instruction *BCInst, AllocationInst *AI,
             if (CI->isZero()) {
               StoreVal = Constant::getNullValue(EltTy);  // 0.0, null, 0, <0,0>
             } else {
-              // If EltTy is a packed type, get the element type.
+              // If EltTy is a vector type, get the element type.
               const Type *ValTy = EltTy;
               if (const VectorType *VTy = dyn_cast<VectorType>(ValTy))
                 ValTy = VTy->getElementType();
@@ -989,7 +989,7 @@ const Type *SROA::CanConvertToScalar(Value *V, bool &IsNotTrivial) {
         if (const ArrayType *ATy = dyn_cast<ArrayType>(AggTy)) {
           if (Idx >= ATy->getNumElements()) return 0;  // Out of range.
         } else if (const VectorType *VectorTy = dyn_cast<VectorType>(AggTy)) {
-          // Getting an element of the packed vector.
+          // Getting an element of the vector.
           if (Idx >= VectorTy->getNumElements()) return 0;  // Out of range.
 
           // Merge in the vector type.

lib/Transforms/Utils/ValueMapper.cpp

@@ -82,8 +82,8 @@ Value *llvm::MapValue(const Value *V, ValueMapTy &VM) {
       for (unsigned i = 0, e = CP->getNumOperands(); i != e; ++i) {
         Value *MV = MapValue(CP->getOperand(i), VM);
         if (MV != CP->getOperand(i)) {
-          // This packed value must contain a reference to a global, make a new
+          // This vector value must contain a reference to a global, make a new
-          // packed constant and return it.
+          // vector constant and return it.
           //
           std::vector<Constant*> Values;
           Values.reserve(CP->getNumOperands());

lib/VMCore/ConstantFold.cpp

@@ -37,7 +37,7 @@ using namespace llvm;
 
 /// CastConstantVector - Convert the specified ConstantVector node to the
 /// specified vector type.  At this point, we know that the elements of the
-/// input packed constant are all simple integer or FP values.
+/// input vector constant are all simple integer or FP values.
 static Constant *CastConstantVector(ConstantVector *CV,
                                     const VectorType *DstTy) {
   unsigned SrcNumElts = CV->getType()->getNumElements();
@@ -258,7 +258,7 @@ Constant *llvm::ConstantFoldCastInstruction(unsigned opc, const Constant *V,
               const_cast<Constant*>(V), &IdxList[0], IdxList.size());
       }
         
-    // Handle casts from one packed constant to another.  We know that the src 
+    // Handle casts from one vector constant to another.  We know that the src 
     // and dest type have the same size (otherwise its an illegal cast).
     if (const VectorType *DestPTy = dyn_cast<VectorType>(DestTy)) {
       if (const VectorType *SrcTy = dyn_cast<VectorType>(V->getType())) {
@@ -308,7 +308,7 @@ Constant *llvm::ConstantFoldCastInstruction(unsigned opc, const Constant *V,
         assert(DestTy == Type::DoubleTy && "Unknown FP type!");
         return ConstantFP::get(DestTy, CI->getValue().bitsToDouble());
       }
-      // Otherwise, can't fold this (packed?)
+      // Otherwise, can't fold this (vector?)
       return 0;
     }
       
@@ -373,7 +373,7 @@ Constant *llvm::ConstantFoldInsertElementInstruction(const Constant *Val,
   if (!CIdx) return 0;
   APInt idxVal = CIdx->getValue();
   if (isa<UndefValue>(Val)) { 
-    // Insertion of scalar constant into packed undef
+    // Insertion of scalar constant into vector undef
     // Optimize away insertion of undef
     if (isa<UndefValue>(Elt))
       return const_cast<Constant*>(Val);
@@ -391,7 +391,7 @@ Constant *llvm::ConstantFoldInsertElementInstruction(const Constant *Val,
     return ConstantVector::get(Ops);
   }
   if (isa<ConstantAggregateZero>(Val)) {
-    // Insertion of scalar constant into packed aggregate zero
+    // Insertion of scalar constant into vector aggregate zero
     // Optimize away insertion of zero
     if (Elt->isNullValue())
       return const_cast<Constant*>(Val);
@@ -409,7 +409,7 @@ Constant *llvm::ConstantFoldInsertElementInstruction(const Constant *Val,
     return ConstantVector::get(Ops);
   }
   if (const ConstantVector *CVal = dyn_cast<ConstantVector>(Val)) {
-    // Insertion of scalar constant into packed constant
+    // Insertion of scalar constant into vector constant
     std::vector<Constant*> Ops; 
     Ops.reserve(CVal->getNumOperands());
     for (unsigned i = 0; i < CVal->getNumOperands(); ++i) {
@@ -429,7 +429,7 @@ Constant *llvm::ConstantFoldShuffleVectorInstruction(const Constant *V1,
   return 0;
 }
 
-/// EvalVectorOp - Given two packed constants and a function pointer, apply the
+/// EvalVectorOp - Given two vector constants and a function pointer, apply the
 /// function pointer to each element pair, producing a new ConstantVector
 /// constant.
 static Constant *EvalVectorOp(const ConstantVector *V1, 

lib/VMCore/Verifier.cpp

@@ -1109,7 +1109,7 @@ void Verifier::VerifyIntrinsicPrototype(Intrinsic::ID ID, Function *F, ...) {
           break;
       }
     } else if (TypeID == Type::VectorTyID) {
-      // If this is a packed argument, verify the number and type of elements.
+      // If this is a vector argument, verify the number and type of elements.
       const VectorType *PTy = cast<VectorType>(Ty);
       int ElemTy = va_arg(VA, int);
       if (ElemTy != PTy->getElementType()->getTypeID()) {