[clang] NFC: change uses of `Expr->getValueKind` into `is?Value`

Signed-off-by: Matheus Izvekov <mizvekov@gmail.com>

Reviewed By: rsmith

Differential Revision: https://reviews.llvm.org/D100733

clang/include/clang/AST/ExprCXX.h

@@ -4528,9 +4528,7 @@ public:
 
   /// Determine whether this materialized temporary is bound to an
   /// lvalue reference; otherwise, it's bound to an rvalue reference.
-  bool isBoundToLvalueReference() const {
-    return getValueKind() == VK_LValue;
-  }
+  bool isBoundToLvalueReference() const { return isLValue(); }
 
   /// Determine whether this temporary object is usable in constant
   /// expressions, as specified in C++20 [expr.const]p4.

clang/lib/AST/Expr.cpp

@@ -2406,7 +2406,7 @@ bool Expr::isReadIfDiscardedInCPlusPlus11() const {
   // In C++11, discarded-value expressions of a certain form are special,
   // according to [expr]p10:
   //   The lvalue-to-rvalue conversion (4.1) is applied only if the
-  //   expression is an lvalue of volatile-qualified type and it has
+  //   expression is a glvalue of volatile-qualified type and it has
   //   one of the following forms:
   if (!isGLValue() || !getType().isVolatileQualified())
     return false;
@@ -3874,8 +3874,7 @@ Expr::isNullPointerConstant(ASTContext &Ctx,
 const ObjCPropertyRefExpr *Expr::getObjCProperty() const {
   const Expr *E = this;
   while (true) {
-    assert((E->getValueKind() == VK_LValue &&
-            E->getObjectKind() == OK_ObjCProperty) &&
+    assert((E->isLValue() && E->getObjectKind() == OK_ObjCProperty) &&
            "expression is not a property reference");
     E = E->IgnoreParenCasts();
     if (const BinaryOperator *BO = dyn_cast<BinaryOperator>(E)) {
@@ -3914,7 +3913,7 @@ FieldDecl *Expr::getSourceBitField() {
 
   while (ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(E)) {
     if (ICE->getCastKind() == CK_LValueToRValue ||
-        (ICE->getValueKind() != VK_PRValue && ICE->getCastKind() == CK_NoOp))
+        (ICE->isGLValue() && ICE->getCastKind() == CK_NoOp))
       E = ICE->getSubExpr()->IgnoreParens();
     else
       break;
@@ -3961,7 +3960,7 @@ bool Expr::refersToVectorElement() const {
   const Expr *E = this->IgnoreParens();
 
   while (const ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(E)) {
-    if (ICE->getValueKind() != VK_PRValue && ICE->getCastKind() == CK_NoOp)
+    if (ICE->isGLValue() && ICE->getCastKind() == CK_NoOp)
       E = ICE->getSubExpr()->IgnoreParens();
     else
       break;

clang/lib/AST/ExprClassification.cpp

@@ -53,8 +53,12 @@ Cl Expr::ClassifyImpl(ASTContext &Ctx, SourceLocation *Loc) const {
 
   // Enable this assertion for testing.
   switch (kind) {
-  case Cl::CL_LValue: assert(getValueKind() == VK_LValue); break;
-  case Cl::CL_XValue: assert(getValueKind() == VK_XValue); break;
+  case Cl::CL_LValue:
+    assert(isLValue());
+    break;
+  case Cl::CL_XValue:
+    assert(isXValue());
+    break;
   case Cl::CL_Function:
   case Cl::CL_Void:
   case Cl::CL_AddressableVoid:
@@ -65,7 +69,7 @@ Cl Expr::ClassifyImpl(ASTContext &Ctx, SourceLocation *Loc) const {
   case Cl::CL_ArrayTemporary:
   case Cl::CL_ObjCMessageRValue:
   case Cl::CL_PRValue:
-    assert(getValueKind() == VK_PRValue);
+    assert(isPRValue());
     break;
   }
 

clang/lib/CodeGen/CGDecl.cpp

@@ -714,10 +714,10 @@ static bool tryEmitARCCopyWeakInit(CodeGenFunction &CGF,
       }
 
       // If it was an l-value, use objc_copyWeak.
-      if (srcExpr->getValueKind() == VK_LValue) {
+      if (srcExpr->isLValue()) {
         CGF.EmitARCCopyWeak(destLV.getAddress(CGF), srcAddr);
       } else {
-        assert(srcExpr->getValueKind() == VK_XValue);
+        assert(srcExpr->isXValue());
         CGF.EmitARCMoveWeak(destLV.getAddress(CGF), srcAddr);
       }
       return true;

clang/lib/CodeGen/CGExprScalar.cpp

@@ -1965,7 +1965,7 @@ bool CodeGenFunction::ShouldNullCheckClassCastValue(const CastExpr *CE) {
 
   if (const ImplicitCastExpr *ICE = dyn_cast<ImplicitCastExpr>(CE)) {
     // And that glvalue casts are never null.
-    if (ICE->getValueKind() != VK_PRValue)
+    if (ICE->isGLValue())
       return false;
   }
 

clang/lib/Sema/Sema.cpp

@@ -632,7 +632,7 @@ ExprResult Sema::ImpCastExprToType(Expr *E, QualType Ty,
   if (Kind == CK_ArrayToPointerDecay) {
     // C++1z [conv.array]: The temporary materialization conversion is applied.
     // We also use this to fuel C++ DR1213, which applies to C++11 onwards.
-    if (getLangOpts().CPlusPlus && E->getValueKind() == VK_PRValue) {
+    if (getLangOpts().CPlusPlus && E->isPRValue()) {
       // The temporary is an lvalue in C++98 and an xvalue otherwise.
       ExprResult Materialized = CreateMaterializeTemporaryExpr(
           E->getType(), E, !getLangOpts().CPlusPlus11);

clang/lib/Sema/SemaCoroutine.cpp

@@ -877,7 +877,7 @@ ExprResult Sema::BuildResolvedCoawaitExpr(SourceLocation Loc, Expr *E,
 
   // If the expression is a temporary, materialize it as an lvalue so that we
   // can use it multiple times.
-  if (E->getValueKind() == VK_PRValue)
+  if (E->isPRValue())
     E = CreateMaterializeTemporaryExpr(E->getType(), E, true);
 
   // The location of the `co_await` token cannot be used when constructing
@@ -937,7 +937,7 @@ ExprResult Sema::BuildCoyieldExpr(SourceLocation Loc, Expr *E) {
 
   // If the expression is a temporary, materialize it as an lvalue so that we
   // can use it multiple times.
-  if (E->getValueKind() == VK_PRValue)
+  if (E->isPRValue())
     E = CreateMaterializeTemporaryExpr(E->getType(), E, true);
 
   // Build the await_ready, await_suspend, await_resume calls.

clang/lib/Sema/SemaExpr.cpp

@@ -5546,7 +5546,7 @@ Sema::CreateBuiltinArraySubscriptExpr(Expr *Base, SourceLocation LLoc,
     BaseExpr = LHSExp;    // vectors: V[123]
     IndexExpr = RHSExp;
     // We apply C++ DR1213 to vector subscripting too.
-    if (getLangOpts().CPlusPlus11 && LHSExp->getValueKind() == VK_PRValue) {
+    if (getLangOpts().CPlusPlus11 && LHSExp->isPRValue()) {
       ExprResult Materialized = TemporaryMaterializationConversion(LHSExp);
       if (Materialized.isInvalid())
         return ExprError();
@@ -10159,7 +10159,7 @@ QualType Sema::CheckVectorOperands(ExprResult &LHS, ExprResult &RHS,
                                     RHSType, DiagID))
         return RHSType;
     } else {
-      if (LHS.get()->getValueKind() == VK_LValue ||
+      if (LHS.get()->isLValue() ||
           !tryGCCVectorConvertAndSplat(*this, &LHS, &RHS))
         return RHSType;
     }
@@ -14939,7 +14939,7 @@ ExprResult Sema::CreateBuiltinUnaryOp(SourceLocation OpLoc,
     // complex l-values to ordinary l-values and all other values to r-values.
     if (Input.isInvalid()) return ExprError();
     if (Opc == UO_Real || Input.get()->getType()->isAnyComplexType()) {
-      if (Input.get()->getValueKind() != VK_PRValue &&
+      if (Input.get()->isGLValue() &&
           Input.get()->getObjectKind() == OK_Ordinary)
         VK = Input.get()->getValueKind();
     } else if (!getLangOpts().CPlusPlus) {
@@ -19176,7 +19176,7 @@ namespace {
       Expr *SubExpr = SubResult.get();
       E->setSubExpr(SubExpr);
       E->setType(S.Context.getPointerType(SubExpr->getType()));
-      assert(E->getValueKind() == VK_PRValue);
+      assert(E->isPRValue());
       assert(E->getObjectKind() == OK_Ordinary);
       return E;
     }
@@ -19186,7 +19186,7 @@ namespace {
 
       E->setType(VD->getType());
 
-      assert(E->getValueKind() == VK_PRValue);
+      assert(E->isPRValue());
       if (S.getLangOpts().CPlusPlus &&
           !(isa<CXXMethodDecl>(VD) &&
             cast<CXXMethodDecl>(VD)->isInstance()))
@@ -19277,7 +19277,7 @@ namespace {
         return ExprError();
       }
 
-      assert(E->getValueKind() == VK_PRValue);
+      assert(E->isPRValue());
       assert(E->getObjectKind() == OK_Ordinary);
       E->setType(DestType);
 
@@ -19437,7 +19437,7 @@ ExprResult RebuildUnknownAnyExpr::VisitObjCMessageExpr(ObjCMessageExpr *E) {
 ExprResult RebuildUnknownAnyExpr::VisitImplicitCastExpr(ImplicitCastExpr *E) {
   // The only case we should ever see here is a function-to-pointer decay.
   if (E->getCastKind() == CK_FunctionToPointerDecay) {
-    assert(E->getValueKind() == VK_PRValue);
+    assert(E->isPRValue());
     assert(E->getObjectKind() == OK_Ordinary);
 
     E->setType(DestType);
@@ -19451,7 +19451,7 @@ ExprResult RebuildUnknownAnyExpr::VisitImplicitCastExpr(ImplicitCastExpr *E) {
     E->setSubExpr(Result.get());
     return E;
   } else if (E->getCastKind() == CK_LValueToRValue) {
-    assert(E->getValueKind() == VK_PRValue);
+    assert(E->isPRValue());
     assert(E->getObjectKind() == OK_Ordinary);
 
     assert(isa<BlockPointerType>(E->getType()));

clang/lib/Sema/SemaExprCXX.cpp

@@ -6897,7 +6897,7 @@ ExprResult Sema::MaybeBindToTemporary(Expr *E) {
   assert(!isa<CXXBindTemporaryExpr>(E) && "Double-bound temporary?");
 
   // If the result is a glvalue, we shouldn't bind it.
-  if (!E->isPRValue())
+  if (E->isGLValue())
     return E;
 
   // In ARC, calls that return a retainable type can return retained,

clang/lib/Sema/SemaInit.cpp

@@ -5832,7 +5832,7 @@ void InitializationSequence::InitializeFrom(Sema &S,
                                          Entity.getType()) &&
         canPerformArrayCopy(Entity)) {
       // If source is a prvalue, use it directly.
-      if (Initializer->getValueKind() == VK_PRValue) {
+      if (Initializer->isPRValue()) {
         AddArrayInitStep(DestType, /*IsGNUExtension*/false);
         return;
       }