[IR] Add Type::isIntOrIntVectorTy(unsigned) similar to the existing isIntegerTy(unsigned), but also works for vectors.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@307492 91177308-0d34-0410-b5e6-96231b3b80d8

include/llvm/IR/Type.h

@@ -202,6 +202,12 @@ public:
   /// Return true if this is an integer type or a vector of integer types.
   bool isIntOrIntVectorTy() const { return getScalarType()->isIntegerTy(); }
 
+  /// Return true if this is an integer type or a vector of integer types of
+  /// the given width.
+  bool isIntOrIntVectorTy(unsigned BitWidth) const {
+    return getScalarType()->isIntegerTy(BitWidth);
+  }
+
   /// True if this is an instance of FunctionType.
   bool isFunctionTy() const { return getTypeID() == FunctionTyID; }
 

lib/Analysis/InstructionSimplify.cpp

@@ -560,7 +560,7 @@ static Value *SimplifyAddInst(Value *Op0, Value *Op1, bool isNSW, bool isNUW,
     return Y;
 
   /// i1 add -> xor.
-  if (MaxRecurse && Op0->getType()->getScalarType()->isIntegerTy(1))
+  if (MaxRecurse && Op0->getType()->isIntOrIntVectorTy(1))
     if (Value *V = SimplifyXorInst(Op0, Op1, Q, MaxRecurse-1))
       return V;
 
@@ -770,7 +770,7 @@ static Value *SimplifySubInst(Value *Op0, Value *Op1, bool isNSW, bool isNUW,
       return ConstantExpr::getIntegerCast(Result, Op0->getType(), true);
 
   // i1 sub -> xor.
-  if (MaxRecurse && Op0->getType()->getScalarType()->isIntegerTy(1))
+  if (MaxRecurse && Op0->getType()->isIntOrIntVectorTy(1))
     if (Value *V = SimplifyXorInst(Op0, Op1, Q, MaxRecurse-1))
       return V;
 
@@ -901,7 +901,7 @@ static Value *SimplifyMulInst(Value *Op0, Value *Op1, const SimplifyQuery &Q,
     return X;
 
   // i1 mul -> and.
-  if (MaxRecurse && Op0->getType()->getScalarType()->isIntegerTy(1))
+  if (MaxRecurse && Op0->getType()->isIntOrIntVectorTy(1))
     if (Value *V = SimplifyAndInst(Op0, Op1, Q, MaxRecurse-1))
       return V;
 
@@ -997,7 +997,7 @@ static Value *simplifyDivRem(Value *Op0, Value *Op1, bool IsDiv) {
   // X % 1 -> 0
   // If this is a boolean op (single-bit element type), we can't have
   // division-by-zero or remainder-by-zero, so assume the divisor is 1.
-  if (match(Op1, m_One()) || Ty->getScalarType()->isIntegerTy(1))
+  if (match(Op1, m_One()) || Ty->isIntOrIntVectorTy(1))
     return IsDiv ? Op0 : Constant::getNullValue(Ty);
 
   return nullptr;
@@ -2250,7 +2250,7 @@ static Value *simplifyICmpOfBools(CmpInst::Predicate Pred, Value *LHS,
                                   Value *RHS, const SimplifyQuery &Q) {
   Type *ITy = GetCompareTy(LHS); // The return type.
   Type *OpTy = LHS->getType();   // The operand type.
-  if (!OpTy->getScalarType()->isIntegerTy(1))
+  if (!OpTy->isIntOrIntVectorTy(1))
     return nullptr;
 
   // A boolean compared to true/false can be simplified in 14 out of the 20

lib/Analysis/ValueTracking.cpp

@@ -1500,12 +1500,10 @@ void computeKnownBits(const Value *V, KnownBits &Known, unsigned Depth,
   assert(Depth <= MaxDepth && "Limit Search Depth");
   unsigned BitWidth = Known.getBitWidth();
 
-  assert((V->getType()->isIntOrIntVectorTy() ||
+  assert((V->getType()->isIntOrIntVectorTy(BitWidth) ||
           V->getType()->isPtrOrPtrVectorTy()) &&
          "Not integer or pointer type!");
-  assert((Q.DL.getTypeSizeInBits(V->getType()->getScalarType()) == BitWidth) &&
-         (!V->getType()->isIntOrIntVectorTy() ||
-          V->getType()->getScalarSizeInBits() == BitWidth) &&
+  assert(Q.DL.getTypeSizeInBits(V->getType()->getScalarType()) == BitWidth &&
          "V and Known should have same BitWidth");
   (void)BitWidth;
 
@@ -4402,7 +4400,7 @@ Optional<bool> llvm::isImpliedCondition(const Value *LHS, const Value *RHS,
     return None;
 
   Type *OpTy = LHS->getType();
-  assert(OpTy->getScalarType()->isIntegerTy(1));
+  assert(OpTy->isIntOrIntVectorTy(1));
 
   // LHS ==> RHS by definition
   if (LHS == RHS)

lib/IR/Constants.cpp

@@ -512,7 +512,7 @@ ConstantInt *ConstantInt::getFalse(LLVMContext &Context) {
 }
 
 Constant *ConstantInt::getTrue(Type *Ty) {
-  assert(Ty->getScalarType()->isIntegerTy(1) && "Type not i1 or vector of i1.");
+  assert(Ty->isIntOrIntVectorTy(1) && "Type not i1 or vector of i1.");
   ConstantInt *TrueC = ConstantInt::getTrue(Ty->getContext());
   if (auto *VTy = dyn_cast<VectorType>(Ty))
     return ConstantVector::getSplat(VTy->getNumElements(), TrueC);
@@ -520,7 +520,7 @@ Constant *ConstantInt::getTrue(Type *Ty) {
 }
 
 Constant *ConstantInt::getFalse(Type *Ty) {
-  assert(Ty->getScalarType()->isIntegerTy(1) && "Type not i1 or vector of i1.");
+  assert(Ty->isIntOrIntVectorTy(1) && "Type not i1 or vector of i1.");
   ConstantInt *FalseC = ConstantInt::getFalse(Ty->getContext());
   if (auto *VTy = dyn_cast<VectorType>(Ty))
     return ConstantVector::getSplat(VTy->getNumElements(), FalseC);

lib/IR/Type.cpp

@@ -538,7 +538,7 @@ bool CompositeType::indexValid(const Value *V) const {
   if (auto *STy = dyn_cast<StructType>(this)) {
     // Structure indexes require (vectors of) 32-bit integer constants.  In the
     // vector case all of the indices must be equal.
-    if (!V->getType()->getScalarType()->isIntegerTy(32))
+    if (!V->getType()->isIntOrIntVectorTy(32))
       return false;
     const Constant *C = dyn_cast<Constant>(V);
     if (C && V->getType()->isVectorTy())

lib/Target/SystemZ/SystemZTargetTransformInfo.cpp

@@ -779,8 +779,7 @@ int SystemZTTIImpl::
 getVectorInstrCost(unsigned Opcode, Type *Val, unsigned Index) {
   // vlvgp will insert two grs into a vector register, so only count half the
   // number of instructions.
-  if (Opcode == Instruction::InsertElement &&
-      Val->getScalarType()->isIntegerTy(64))
+  if (Opcode == Instruction::InsertElement && Val->isIntOrIntVectorTy(64))
     return ((Index % 2 == 0) ? 1 : 0);
 
   if (Opcode == Instruction::ExtractElement) {

lib/Transforms/InstCombine/InstCombineAddSub.cpp

@@ -1084,7 +1084,7 @@ Instruction *InstCombiner::visitAdd(BinaryOperator &I) {
     if (Instruction *NV = foldOpWithConstantIntoOperand(I))
       return NV;
 
-  if (I.getType()->getScalarType()->isIntegerTy(1))
+  if (I.getType()->isIntOrIntVectorTy(1))
     return BinaryOperator::CreateXor(LHS, RHS);
 
   // X + X --> X << 1
@@ -1520,7 +1520,7 @@ Instruction *InstCombiner::visitSub(BinaryOperator &I) {
     return Res;
   }
 
-  if (I.getType()->getScalarType()->isIntegerTy(1))
+  if (I.getType()->isIntOrIntVectorTy(1))
     return BinaryOperator::CreateXor(Op0, Op1);
 
   // Replace (-1 - A) with (~A).
@@ -1550,12 +1550,12 @@ Instruction *InstCombiner::visitSub(BinaryOperator &I) {
 
     // Fold (sub 0, (zext bool to B)) --> (sext bool to B)
     if (C->isNullValue() && match(Op1, m_ZExt(m_Value(X))))
-      if (X->getType()->getScalarType()->isIntegerTy(1))
+      if (X->getType()->isIntOrIntVectorTy(1))
         return CastInst::CreateSExtOrBitCast(X, Op1->getType());
 
     // Fold (sub 0, (sext bool to B)) --> (zext bool to B)
     if (C->isNullValue() && match(Op1, m_SExt(m_Value(X))))
-      if (X->getType()->getScalarType()->isIntegerTy(1))
+      if (X->getType()->isIntOrIntVectorTy(1))
         return CastInst::CreateZExtOrBitCast(X, Op1->getType());
   }
 

lib/Transforms/InstCombine/InstCombineAndOrXor.cpp

@@ -1188,15 +1188,14 @@ static Instruction *foldBoolSextMaskToSelect(BinaryOperator &I) {
 
   // Fold (and (sext bool to A), B) --> (select bool, B, 0)
   Value *X = nullptr;
-  if (match(Op0, m_SExt(m_Value(X))) &&
-      X->getType()->getScalarType()->isIntegerTy(1)) {
+  if (match(Op0, m_SExt(m_Value(X))) && X->getType()->isIntOrIntVectorTy(1)) {
     Value *Zero = Constant::getNullValue(Op1->getType());
     return SelectInst::Create(X, Op1, Zero);
   }
 
   // Fold (and ~(sext bool to A), B) --> (select bool, 0, B)
   if (match(Op0, m_Not(m_SExt(m_Value(X)))) &&
-      X->getType()->getScalarType()->isIntegerTy(1)) {
+      X->getType()->isIntOrIntVectorTy(1)) {
     Value *Zero = Constant::getNullValue(Op0->getType());
     return SelectInst::Create(X, Zero, Op1);
   }
@@ -1559,14 +1558,14 @@ static Value *getSelectCondition(Value *A, Value *B,
                                  InstCombiner::BuilderTy &Builder) {
   // If these are scalars or vectors of i1, A can be used directly.
   Type *Ty = A->getType();
-  if (match(A, m_Not(m_Specific(B))) && Ty->getScalarType()->isIntegerTy(1))
+  if (match(A, m_Not(m_Specific(B))) && Ty->isIntOrIntVectorTy(1))
     return A;
 
   // If A and B are sign-extended, look through the sexts to find the booleans.
   Value *Cond;
   Value *NotB;
   if (match(A, m_SExt(m_Value(Cond))) &&
-      Cond->getType()->getScalarType()->isIntegerTy(1) &&
+      Cond->getType()->isIntOrIntVectorTy(1) &&
       match(B, m_OneUse(m_Not(m_Value(NotB))))) {
     NotB = peekThroughBitcast(NotB, true);
     if (match(NotB, m_SExt(m_Specific(Cond))))
@@ -1588,7 +1587,7 @@ static Value *getSelectCondition(Value *A, Value *B,
   // operand, see if the constants are inverse bitmasks.
   if (match(A, (m_Xor(m_SExt(m_Value(Cond)), m_Constant(AC)))) &&
       match(B, (m_Xor(m_SExt(m_Specific(Cond)), m_Constant(BC)))) &&
-      Cond->getType()->getScalarType()->isIntegerTy(1) &&
+      Cond->getType()->isIntOrIntVectorTy(1) &&
       areInverseVectorBitmasks(AC, BC)) {
     AC = ConstantExpr::getTrunc(AC, CmpInst::makeCmpResultType(Ty));
     return Builder.CreateXor(Cond, AC);
@@ -2230,10 +2229,10 @@ Instruction *InstCombiner::visitOr(BinaryOperator &I) {
 
   // or(sext(A), B) / or(B, sext(A)) --> A ? -1 : B, where A is i1 or <N x i1>.
   if (match(Op0, m_OneUse(m_SExt(m_Value(A)))) &&
-      A->getType()->getScalarType()->isIntegerTy(1))
+      A->getType()->isIntOrIntVectorTy(1))
     return SelectInst::Create(A, ConstantInt::getSigned(I.getType(), -1), Op1);
   if (match(Op1, m_OneUse(m_SExt(m_Value(A)))) &&
-      A->getType()->getScalarType()->isIntegerTy(1))
+      A->getType()->isIntOrIntVectorTy(1))
     return SelectInst::Create(A, ConstantInt::getSigned(I.getType(), -1), Op0);
 
   // Note: If we've gotten to the point of visiting the outer OR, then the

lib/Transforms/InstCombine/InstCombineCompares.cpp

@@ -4371,7 +4371,7 @@ static ICmpInst *canonicalizeCmpWithConstant(ICmpInst &I) {
 static Instruction *canonicalizeICmpBool(ICmpInst &I,
                                          InstCombiner::BuilderTy &Builder) {
   Value *A = I.getOperand(0), *B = I.getOperand(1);
-  assert(A->getType()->getScalarType()->isIntegerTy(1) && "Bools only");
+  assert(A->getType()->isIntOrIntVectorTy(1) && "Bools only");
 
   // A boolean compared to true/false can be simplified to Op0/true/false in
   // 14 out of the 20 (10 predicates * 2 constants) possible combinations.
@@ -4478,7 +4478,7 @@ Instruction *InstCombiner::visitICmpInst(ICmpInst &I) {
     }
   }
 
-  if (Op0->getType()->getScalarType()->isIntegerTy(1))
+  if (Op0->getType()->isIntOrIntVectorTy(1))
     if (Instruction *Res = canonicalizeICmpBool(I, Builder))
       return Res;
 

lib/Transforms/InstCombine/InstCombineMulDivRem.cpp

@@ -326,7 +326,7 @@ Instruction *InstCombiner::visitMul(BinaryOperator &I) {
   }
 
   /// i1 mul -> i1 and.
-  if (I.getType()->getScalarType()->isIntegerTy(1))
+  if (I.getType()->isIntOrIntVectorTy(1))
     return BinaryOperator::CreateAnd(Op0, Op1);
 
   // X*(1 << Y) --> X << Y
@@ -938,8 +938,7 @@ Instruction *InstCombiner::commonIDivTransforms(BinaryOperator &I) {
   }
 
   if (match(Op0, m_One())) {
-    assert(!I.getType()->getScalarType()->isIntegerTy(1) &&
-           "i1 divide not removed?");
+    assert(!I.getType()->isIntOrIntVectorTy(1) && "i1 divide not removed?");
     if (I.getOpcode() == Instruction::SDiv) {
       // If Op1 is 0 then it's undefined behaviour, if Op1 is 1 then the
       // result is one, if Op1 is -1 then the result is minus one, otherwise

lib/Transforms/InstCombine/InstCombineSelect.cpp

@@ -1021,7 +1021,7 @@ Instruction *InstCombiner::foldSelectExtConst(SelectInst &Sel) {
   // TODO: Handle larger types? That requires adjusting FoldOpIntoSelect too.
   Value *X = ExtInst->getOperand(0);
   Type *SmallType = X->getType();
-  if (!SmallType->getScalarType()->isIntegerTy(1))
+  if (!SmallType->isIntOrIntVectorTy(1))
     return nullptr;
 
   Constant *C;
@@ -1181,7 +1181,7 @@ Instruction *InstCombiner::visitSelectInst(SelectInst &SI) {
     return &SI;
   }
 
-  if (SelType->getScalarType()->isIntegerTy(1) &&
+  if (SelType->isIntOrIntVectorTy(1) &&
       TrueVal->getType() == CondVal->getType()) {
     if (match(TrueVal, m_One())) {
       // Change: A = select B, true, C --> A = or B, C

lib/Transforms/InstCombine/InstructionCombining.cpp

@@ -790,7 +790,7 @@ Instruction *InstCombiner::FoldOpIntoSelect(Instruction &Op, SelectInst *SI) {
     return nullptr;
 
   // Bool selects with constant operands can be folded to logical ops.
-  if (SI->getType()->getScalarType()->isIntegerTy(1))
+  if (SI->getType()->isIntOrIntVectorTy(1))
     return nullptr;
 
   // If it's a bitcast involving vectors, make sure it has the same number of