--- /dev/null
+//===-- FeatureList.cpp ---------------------------------------------------===//
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+//===----------------------------------------------------------------------===//
+//
+// A plugin that counts the amount of times a particular parse tree node
+// occurs. This plugin should cover each feature covered in dump-parse-tree.h
+//
+//===----------------------------------------------------------------------===//
+
+#include "flang/Frontend/FrontendActions.h"
+#include "flang/Frontend/FrontendPluginRegistry.h"
+#include "flang/Parser/parse-tree-visitor.h"
+#include "flang/Parser/parse-tree.h"
+#include "flang/Parser/parsing.h"
+
+#include <map>
+
+using namespace Fortran::frontend;
+using namespace Fortran::parser;
+using namespace Fortran;
+
+#define READ_FEATURE_CUST(classname, n) \
+ bool Pre(const classname &) { \
+ record(#n); \
+ return true; \
+ } \
+ void Post(const classname &) {}
+
+#define READ_FEATURE(classname) READ_FEATURE_CUST(classname, classname)
+
+struct NodeVisitor {
+private:
+ std::map<const char *, unsigned int> frequencies;
+
+ void record(const char *name) {
+ const auto [it, ins] = frequencies.insert({name, 1});
+ if (!ins) {
+ frequencies[name] = it->second + 1;
+ }
+ }
+
+public:
+ const std::map<const char *, unsigned int> &getFrequencies() const {
+ return frequencies;
+ }
+
+ READ_FEATURE_CUST(format::ControlEditDesc, ControlEditDesc)
+ READ_FEATURE_CUST(format::DerivedTypeDataEditDesc, DerivedTypeDataEditDesc)
+ READ_FEATURE_CUST(format::FormatItem, FormatItem)
+ READ_FEATURE_CUST(format::FormatSpecification, FormatSpecification)
+ READ_FEATURE_CUST(
+ format::IntrinsicTypeDataEditDesc, IntrinsicTypeDataEditDesc)
+ READ_FEATURE(Abstract)
+ READ_FEATURE(AccAtomicCapture)
+ READ_FEATURE(AccAtomicCapture::Stmt1)
+ READ_FEATURE(AccAtomicCapture::Stmt2)
+ READ_FEATURE(AccAtomicRead)
+ READ_FEATURE(AccAtomicUpdate)
+ READ_FEATURE(AccAtomicWrite)
+ READ_FEATURE(AccBeginBlockDirective)
+ READ_FEATURE(AccBeginCombinedDirective)
+ READ_FEATURE(AccBeginLoopDirective)
+ READ_FEATURE(AccBlockDirective)
+ READ_FEATURE(AccClause)
+ READ_FEATURE(AccBindClause)
+ READ_FEATURE(AccDefaultClause)
+ READ_FEATURE(AccClauseList)
+ READ_FEATURE(AccCombinedDirective)
+ READ_FEATURE(AccDataModifier)
+ READ_FEATURE(AccDataModifier::Modifier)
+ READ_FEATURE(AccDeclarativeDirective)
+ READ_FEATURE(AccEndAtomic)
+ READ_FEATURE(AccEndBlockDirective)
+ READ_FEATURE(AccEndCombinedDirective)
+ READ_FEATURE(AccGangArgument)
+ READ_FEATURE(AccObject)
+ READ_FEATURE(AccObjectList)
+ READ_FEATURE(AccObjectListWithModifier)
+ READ_FEATURE(AccObjectListWithReduction)
+ READ_FEATURE(AccReductionOperator)
+ READ_FEATURE(AccReductionOperator::Operator)
+ READ_FEATURE(AccSizeExpr)
+ READ_FEATURE(AccSizeExprList)
+ READ_FEATURE(AccSelfClause)
+ READ_FEATURE(AccStandaloneDirective)
+ READ_FEATURE(AccDeviceTypeExpr)
+ READ_FEATURE(AccDeviceTypeExprList)
+ READ_FEATURE(AccTileExpr)
+ READ_FEATURE(AccTileExprList)
+ READ_FEATURE(AccLoopDirective)
+ READ_FEATURE(AccWaitArgument)
+ READ_FEATURE(AcImpliedDo)
+ READ_FEATURE(AcImpliedDoControl)
+ READ_FEATURE(AcValue)
+ READ_FEATURE(AccessStmt)
+ READ_FEATURE(AccessId)
+ READ_FEATURE(AccessSpec)
+ READ_FEATURE(AccessSpec::Kind)
+ READ_FEATURE(AcSpec)
+ READ_FEATURE(ActionStmt)
+ READ_FEATURE(ActualArg)
+ READ_FEATURE(ActualArg::PercentRef)
+ READ_FEATURE(ActualArg::PercentVal)
+ READ_FEATURE(ActualArgSpec)
+ READ_FEATURE(AcValue::Triplet)
+ READ_FEATURE(AllocOpt)
+ READ_FEATURE(AllocOpt::Mold)
+ READ_FEATURE(AllocOpt::Source)
+ READ_FEATURE(Allocatable)
+ READ_FEATURE(AllocatableStmt)
+ READ_FEATURE(AllocateCoarraySpec)
+ READ_FEATURE(AllocateObject)
+ READ_FEATURE(AllocateShapeSpec)
+ READ_FEATURE(AllocateStmt)
+ READ_FEATURE(Allocation)
+ READ_FEATURE(AltReturnSpec)
+ READ_FEATURE(ArithmeticIfStmt)
+ READ_FEATURE(ArrayConstructor)
+ READ_FEATURE(ArrayElement)
+ READ_FEATURE(ArraySpec)
+ READ_FEATURE(AssignStmt)
+ READ_FEATURE(AssignedGotoStmt)
+ READ_FEATURE(AssignmentStmt)
+ READ_FEATURE(AssociateConstruct)
+ READ_FEATURE(AssociateStmt)
+ READ_FEATURE(Association)
+ READ_FEATURE(AssumedImpliedSpec)
+ READ_FEATURE(AssumedRankSpec)
+ READ_FEATURE(AssumedShapeSpec)
+ READ_FEATURE(AssumedSizeSpec)
+ READ_FEATURE(Asynchronous)
+ READ_FEATURE(AsynchronousStmt)
+ READ_FEATURE(AttrSpec)
+ READ_FEATURE(BOZLiteralConstant)
+ READ_FEATURE(BackspaceStmt)
+ READ_FEATURE(BasedPointer)
+ READ_FEATURE(BasedPointerStmt)
+ READ_FEATURE(BindAttr)
+ READ_FEATURE(BindAttr::Deferred)
+ READ_FEATURE(BindAttr::Non_Overridable)
+ READ_FEATURE(BindEntity)
+ READ_FEATURE(BindEntity::Kind)
+ READ_FEATURE(BindStmt)
+ READ_FEATURE(Block)
+ READ_FEATURE(BlockConstruct)
+ READ_FEATURE(BlockData)
+ READ_FEATURE(BlockDataStmt)
+ READ_FEATURE(BlockSpecificationPart)
+ READ_FEATURE(BlockStmt)
+ READ_FEATURE(BoundsRemapping)
+ READ_FEATURE(BoundsSpec)
+ READ_FEATURE(Call)
+ READ_FEATURE(CallStmt)
+ READ_FEATURE(CaseConstruct)
+ READ_FEATURE(CaseConstruct::Case)
+ READ_FEATURE(CaseSelector)
+ READ_FEATURE(CaseStmt)
+ READ_FEATURE(CaseValueRange)
+ READ_FEATURE(CaseValueRange::Range)
+ READ_FEATURE(ChangeTeamConstruct)
+ READ_FEATURE(ChangeTeamStmt)
+ READ_FEATURE(CharLength)
+ READ_FEATURE(CharLiteralConstant)
+ READ_FEATURE(CharLiteralConstantSubstring)
+ READ_FEATURE(CharSelector)
+ READ_FEATURE(CharSelector::LengthAndKind)
+ READ_FEATURE(CloseStmt)
+ READ_FEATURE(CloseStmt::CloseSpec)
+ READ_FEATURE(CoarrayAssociation)
+ READ_FEATURE(CoarraySpec)
+ READ_FEATURE(CodimensionDecl)
+ READ_FEATURE(CodimensionStmt)
+ READ_FEATURE(CoindexedNamedObject)
+ READ_FEATURE(CommonBlockObject)
+ READ_FEATURE(CommonStmt)
+ READ_FEATURE(CommonStmt::Block)
+ READ_FEATURE(CompilerDirective)
+ READ_FEATURE(CompilerDirective::IgnoreTKR)
+ READ_FEATURE(CompilerDirective::LoopCount)
+ READ_FEATURE(CompilerDirective::NameValue)
+ READ_FEATURE(ComplexLiteralConstant)
+ READ_FEATURE(ComplexPart)
+ READ_FEATURE(ComponentArraySpec)
+ READ_FEATURE(ComponentAttrSpec)
+ READ_FEATURE(ComponentDataSource)
+ READ_FEATURE(ComponentDecl)
+ READ_FEATURE(FillDecl)
+ READ_FEATURE(ComponentOrFill)
+ READ_FEATURE(ComponentDefStmt)
+ READ_FEATURE(ComponentSpec)
+ READ_FEATURE(ComputedGotoStmt)
+ READ_FEATURE(ConcurrentControl)
+ READ_FEATURE(ConcurrentHeader)
+ READ_FEATURE(ConnectSpec)
+ READ_FEATURE(ConnectSpec::CharExpr)
+ READ_FEATURE(ConnectSpec::CharExpr::Kind)
+ READ_FEATURE(ConnectSpec::Newunit)
+ READ_FEATURE(ConnectSpec::Recl)
+ READ_FEATURE(ContainsStmt)
+ READ_FEATURE(Contiguous)
+ READ_FEATURE(ContiguousStmt)
+ READ_FEATURE(ContinueStmt)
+ READ_FEATURE(CriticalConstruct)
+ READ_FEATURE(CriticalStmt)
+ READ_FEATURE(CycleStmt)
+ READ_FEATURE(DataComponentDefStmt)
+ READ_FEATURE(DataIDoObject)
+ READ_FEATURE(DataImpliedDo)
+ READ_FEATURE(DataRef)
+ READ_FEATURE(DataStmt)
+ READ_FEATURE(DataStmtConstant)
+ READ_FEATURE(DataStmtObject)
+ READ_FEATURE(DataStmtRepeat)
+ READ_FEATURE(DataStmtSet)
+ READ_FEATURE(DataStmtValue)
+ READ_FEATURE(DeallocateStmt)
+ READ_FEATURE(DeclarationConstruct)
+ READ_FEATURE(DeclarationTypeSpec)
+ READ_FEATURE(DeclarationTypeSpec::Class)
+ READ_FEATURE(DeclarationTypeSpec::ClassStar)
+ READ_FEATURE(DeclarationTypeSpec::Record)
+ READ_FEATURE(DeclarationTypeSpec::Type)
+ READ_FEATURE(DeclarationTypeSpec::TypeStar)
+ READ_FEATURE(Default)
+ READ_FEATURE(DeferredCoshapeSpecList)
+ READ_FEATURE(DeferredShapeSpecList)
+ READ_FEATURE(DefinedOpName)
+ READ_FEATURE(DefinedOperator)
+ READ_FEATURE(DefinedOperator::IntrinsicOperator)
+ READ_FEATURE(DerivedTypeDef)
+ READ_FEATURE(DerivedTypeSpec)
+ READ_FEATURE(DerivedTypeStmt)
+ READ_FEATURE(Designator)
+ READ_FEATURE(DimensionStmt)
+ READ_FEATURE(DimensionStmt::Declaration)
+ READ_FEATURE(DoConstruct)
+ READ_FEATURE(DummyArg)
+ READ_FEATURE(ElseIfStmt)
+ READ_FEATURE(ElseStmt)
+ READ_FEATURE(ElsewhereStmt)
+ READ_FEATURE(EndAssociateStmt)
+ READ_FEATURE(EndBlockDataStmt)
+ READ_FEATURE(EndBlockStmt)
+ READ_FEATURE(EndChangeTeamStmt)
+ READ_FEATURE(EndCriticalStmt)
+ READ_FEATURE(EndDoStmt)
+ READ_FEATURE(EndEnumStmt)
+ READ_FEATURE(EndForallStmt)
+ READ_FEATURE(EndFunctionStmt)
+ READ_FEATURE(EndIfStmt)
+ READ_FEATURE(EndInterfaceStmt)
+ READ_FEATURE(EndLabel)
+ READ_FEATURE(EndModuleStmt)
+ READ_FEATURE(EndMpSubprogramStmt)
+ READ_FEATURE(EndProgramStmt)
+ READ_FEATURE(EndSelectStmt)
+ READ_FEATURE(EndSubmoduleStmt)
+ READ_FEATURE(EndSubroutineStmt)
+ READ_FEATURE(EndTypeStmt)
+ READ_FEATURE(EndWhereStmt)
+ READ_FEATURE(EndfileStmt)
+ READ_FEATURE(EntityDecl)
+ READ_FEATURE(EntryStmt)
+ READ_FEATURE(EnumDef)
+ READ_FEATURE(EnumDefStmt)
+ READ_FEATURE(Enumerator)
+ READ_FEATURE(EnumeratorDefStmt)
+ READ_FEATURE(EorLabel)
+ READ_FEATURE(EquivalenceObject)
+ READ_FEATURE(EquivalenceStmt)
+ READ_FEATURE(ErrLabel)
+ READ_FEATURE(ErrorRecovery)
+ READ_FEATURE(EventPostStmt)
+ READ_FEATURE(EventWaitStmt)
+ READ_FEATURE(EventWaitStmt::EventWaitSpec)
+ READ_FEATURE(ExecutableConstruct)
+ READ_FEATURE(ExecutionPart)
+ READ_FEATURE(ExecutionPartConstruct)
+ READ_FEATURE(ExitStmt)
+ READ_FEATURE(ExplicitCoshapeSpec)
+ READ_FEATURE(ExplicitShapeSpec)
+ READ_FEATURE(Expr)
+ READ_FEATURE(Expr::Parentheses)
+ READ_FEATURE(Expr::UnaryPlus)
+ READ_FEATURE(Expr::Negate)
+ READ_FEATURE(Expr::NOT)
+ READ_FEATURE(Expr::PercentLoc)
+ READ_FEATURE(Expr::DefinedUnary)
+ READ_FEATURE(Expr::Power)
+ READ_FEATURE(Expr::Multiply)
+ READ_FEATURE(Expr::Divide)
+ READ_FEATURE(Expr::Add)
+ READ_FEATURE(Expr::Subtract)
+ READ_FEATURE(Expr::Concat)
+ READ_FEATURE(Expr::LT)
+ READ_FEATURE(Expr::LE)
+ READ_FEATURE(Expr::EQ)
+ READ_FEATURE(Expr::NE)
+ READ_FEATURE(Expr::GE)
+ READ_FEATURE(Expr::GT)
+ READ_FEATURE(Expr::AND)
+ READ_FEATURE(Expr::OR)
+ READ_FEATURE(Expr::EQV)
+ READ_FEATURE(Expr::NEQV)
+ READ_FEATURE(Expr::DefinedBinary)
+ READ_FEATURE(Expr::ComplexConstructor)
+ READ_FEATURE(External)
+ READ_FEATURE(ExternalStmt)
+ READ_FEATURE(FailImageStmt)
+ READ_FEATURE(FileUnitNumber)
+ READ_FEATURE(FinalProcedureStmt)
+ READ_FEATURE(FlushStmt)
+ READ_FEATURE(ForallAssignmentStmt)
+ READ_FEATURE(ForallBodyConstruct)
+ READ_FEATURE(ForallConstruct)
+ READ_FEATURE(ForallConstructStmt)
+ READ_FEATURE(ForallStmt)
+ READ_FEATURE(FormTeamStmt)
+ READ_FEATURE(FormTeamStmt::FormTeamSpec)
+ READ_FEATURE(Format)
+ READ_FEATURE(FormatStmt)
+ READ_FEATURE(FunctionReference)
+ READ_FEATURE(FunctionStmt)
+ READ_FEATURE(FunctionSubprogram)
+ READ_FEATURE(GenericSpec)
+ READ_FEATURE(GenericSpec::Assignment)
+ READ_FEATURE(GenericSpec::ReadFormatted)
+ READ_FEATURE(GenericSpec::ReadUnformatted)
+ READ_FEATURE(GenericSpec::WriteFormatted)
+ READ_FEATURE(GenericSpec::WriteUnformatted)
+ READ_FEATURE(GenericStmt)
+ READ_FEATURE(GotoStmt)
+ READ_FEATURE(HollerithLiteralConstant)
+ READ_FEATURE(IdExpr)
+ READ_FEATURE(IdVariable)
+ READ_FEATURE(IfConstruct)
+ READ_FEATURE(IfConstruct::ElseBlock)
+ READ_FEATURE(IfConstruct::ElseIfBlock)
+ READ_FEATURE(IfStmt)
+ READ_FEATURE(IfThenStmt)
+ READ_FEATURE(TeamValue)
+ READ_FEATURE(ImageSelector)
+ READ_FEATURE(ImageSelectorSpec)
+ READ_FEATURE(ImageSelectorSpec::Stat)
+ READ_FEATURE(ImageSelectorSpec::Team_Number)
+ READ_FEATURE(ImplicitPart)
+ READ_FEATURE(ImplicitPartStmt)
+ READ_FEATURE(ImplicitSpec)
+ READ_FEATURE(ImplicitStmt)
+ READ_FEATURE(ImplicitStmt::ImplicitNoneNameSpec)
+ READ_FEATURE(ImpliedShapeSpec)
+ READ_FEATURE(ImportStmt)
+ READ_FEATURE(Initialization)
+ READ_FEATURE(InputImpliedDo)
+ READ_FEATURE(InputItem)
+ READ_FEATURE(InquireSpec)
+ READ_FEATURE(InquireSpec::CharVar)
+ READ_FEATURE(InquireSpec::CharVar::Kind)
+ READ_FEATURE(InquireSpec::IntVar)
+ READ_FEATURE(InquireSpec::IntVar::Kind)
+ READ_FEATURE(InquireSpec::LogVar)
+ READ_FEATURE(InquireSpec::LogVar::Kind)
+ READ_FEATURE(InquireStmt)
+ READ_FEATURE(InquireStmt::Iolength)
+ READ_FEATURE(IntegerTypeSpec)
+ READ_FEATURE(IntentSpec)
+ READ_FEATURE(IntentSpec::Intent)
+ READ_FEATURE(IntentStmt)
+ READ_FEATURE(InterfaceBlock)
+ READ_FEATURE(InterfaceBody)
+ READ_FEATURE(InterfaceBody::Function)
+ READ_FEATURE(InterfaceBody::Subroutine)
+ READ_FEATURE(InterfaceSpecification)
+ READ_FEATURE(InterfaceStmt)
+ READ_FEATURE(InternalSubprogram)
+ READ_FEATURE(InternalSubprogramPart)
+ READ_FEATURE(Intrinsic)
+ READ_FEATURE(IntrinsicStmt)
+ READ_FEATURE(IntrinsicTypeSpec)
+ READ_FEATURE(IntrinsicTypeSpec::Character)
+ READ_FEATURE(IntrinsicTypeSpec::Complex)
+ READ_FEATURE(IntrinsicTypeSpec::DoubleComplex)
+ READ_FEATURE(IntrinsicTypeSpec::DoublePrecision)
+ READ_FEATURE(IntrinsicTypeSpec::Logical)
+ READ_FEATURE(IntrinsicTypeSpec::Real)
+ READ_FEATURE(IoControlSpec)
+ READ_FEATURE(IoControlSpec::Asynchronous)
+ READ_FEATURE(IoControlSpec::CharExpr)
+ READ_FEATURE(IoControlSpec::CharExpr::Kind)
+ READ_FEATURE(IoControlSpec::Pos)
+ READ_FEATURE(IoControlSpec::Rec)
+ READ_FEATURE(IoControlSpec::Size)
+ READ_FEATURE(IoUnit)
+ READ_FEATURE(Keyword)
+ READ_FEATURE(KindParam)
+ READ_FEATURE(KindSelector)
+ READ_FEATURE(KindSelector::StarSize)
+ READ_FEATURE(LabelDoStmt)
+ READ_FEATURE(LanguageBindingSpec)
+ READ_FEATURE(LengthSelector)
+ READ_FEATURE(LetterSpec)
+ READ_FEATURE(LiteralConstant)
+ READ_FEATURE(IntLiteralConstant)
+ READ_FEATURE(LocalitySpec)
+ READ_FEATURE(LocalitySpec::DefaultNone)
+ READ_FEATURE(LocalitySpec::Local)
+ READ_FEATURE(LocalitySpec::LocalInit)
+ READ_FEATURE(LocalitySpec::Shared)
+ READ_FEATURE(LockStmt)
+ READ_FEATURE(LockStmt::LockStat)
+ READ_FEATURE(LogicalLiteralConstant)
+ READ_FEATURE(LoopControl)
+ READ_FEATURE(LoopControl::Concurrent)
+ READ_FEATURE(MainProgram)
+ READ_FEATURE(Map)
+ READ_FEATURE(Map::EndMapStmt)
+ READ_FEATURE(Map::MapStmt)
+ READ_FEATURE(MaskedElsewhereStmt)
+ READ_FEATURE(Module)
+ READ_FEATURE(ModuleStmt)
+ READ_FEATURE(ModuleSubprogram)
+ READ_FEATURE(ModuleSubprogramPart)
+ READ_FEATURE(MpSubprogramStmt)
+ READ_FEATURE(MsgVariable)
+ READ_FEATURE(Name)
+ READ_FEATURE(NamedConstant)
+ READ_FEATURE(NamedConstantDef)
+ READ_FEATURE(NamelistStmt)
+ READ_FEATURE(NamelistStmt::Group)
+ READ_FEATURE(NonLabelDoStmt)
+ READ_FEATURE(NoPass)
+ READ_FEATURE(NullifyStmt)
+ READ_FEATURE(NullInit)
+ READ_FEATURE(ObjectDecl)
+ READ_FEATURE(OldParameterStmt)
+ READ_FEATURE(OmpAlignedClause)
+ READ_FEATURE(OmpAtomic)
+ READ_FEATURE(OmpAtomicCapture)
+ READ_FEATURE(OmpAtomicCapture::Stmt1)
+ READ_FEATURE(OmpAtomicCapture::Stmt2)
+ READ_FEATURE(OmpAtomicRead)
+ READ_FEATURE(OmpAtomicUpdate)
+ READ_FEATURE(OmpAtomicWrite)
+ READ_FEATURE(OmpBeginBlockDirective)
+ READ_FEATURE(OmpBeginLoopDirective)
+ READ_FEATURE(OmpBeginSectionsDirective)
+ READ_FEATURE(OmpBlockDirective)
+ READ_FEATURE(OmpCancelType)
+ READ_FEATURE(OmpCancelType::Type)
+ READ_FEATURE(OmpClause)
+ READ_FEATURE(OmpClauseList)
+ READ_FEATURE(OmpCriticalDirective)
+ READ_FEATURE(OmpDeclareTargetSpecifier)
+ READ_FEATURE(OmpDeclareTargetWithClause)
+ READ_FEATURE(OmpDeclareTargetWithList)
+ READ_FEATURE(OmpDefaultClause)
+ READ_FEATURE(OmpDefaultClause::Type)
+ READ_FEATURE(OmpDefaultmapClause)
+ READ_FEATURE(OmpDefaultmapClause::ImplicitBehavior)
+ READ_FEATURE(OmpDefaultmapClause::VariableCategory)
+ READ_FEATURE(OmpDependClause)
+ READ_FEATURE(OmpDependClause::InOut)
+ READ_FEATURE(OmpDependClause::Sink)
+ READ_FEATURE(OmpDependClause::Source)
+ READ_FEATURE(OmpDependenceType)
+ READ_FEATURE(OmpDependenceType::Type)
+ READ_FEATURE(OmpDependSinkVec)
+ READ_FEATURE(OmpDependSinkVecLength)
+ READ_FEATURE(OmpEndAtomic)
+ READ_FEATURE(OmpEndBlockDirective)
+ READ_FEATURE(OmpEndCriticalDirective)
+ READ_FEATURE(OmpEndLoopDirective)
+ READ_FEATURE(OmpEndSectionsDirective)
+ READ_FEATURE(OmpIfClause)
+ READ_FEATURE(OmpIfClause::DirectiveNameModifier)
+ READ_FEATURE(OmpLinearClause)
+ READ_FEATURE(OmpLinearClause::WithModifier)
+ READ_FEATURE(OmpLinearClause::WithoutModifier)
+ READ_FEATURE(OmpLinearModifier)
+ READ_FEATURE(OmpLinearModifier::Type)
+ READ_FEATURE(OmpLoopDirective)
+ READ_FEATURE(OmpMapClause)
+ READ_FEATURE(OmpMapType)
+ READ_FEATURE(OmpMapType::Always)
+ READ_FEATURE(OmpMapType::Type)
+ READ_FEATURE(OmpObject)
+ READ_FEATURE(OmpObjectList)
+ READ_FEATURE(OmpOrderClause)
+ READ_FEATURE(OmpOrderClause::Type)
+ READ_FEATURE(OmpOrderModifier)
+ READ_FEATURE(OmpOrderModifier::Kind)
+ READ_FEATURE(OmpProcBindClause)
+ READ_FEATURE(OmpProcBindClause::Type)
+ READ_FEATURE(OmpReductionClause)
+ READ_FEATURE(OmpInReductionClause)
+ READ_FEATURE(OmpReductionCombiner)
+ READ_FEATURE(OmpReductionCombiner::FunctionCombiner)
+ READ_FEATURE(OmpReductionInitializerClause)
+ READ_FEATURE(OmpReductionOperator)
+ READ_FEATURE(OmpAllocateClause)
+ READ_FEATURE(OmpAllocateClause::Allocator)
+ READ_FEATURE(OmpScheduleClause)
+ READ_FEATURE(OmpScheduleClause::ScheduleType)
+ READ_FEATURE(OmpDeviceClause)
+ READ_FEATURE(OmpDeviceClause::DeviceModifier)
+ READ_FEATURE(OmpDeviceTypeClause)
+ READ_FEATURE(OmpDeviceTypeClause::Type)
+ READ_FEATURE(OmpScheduleModifier)
+ READ_FEATURE(OmpScheduleModifier::Modifier1)
+ READ_FEATURE(OmpScheduleModifier::Modifier2)
+ READ_FEATURE(OmpScheduleModifierType)
+ READ_FEATURE(OmpScheduleModifierType::ModType)
+ READ_FEATURE(OmpSectionBlocks)
+ READ_FEATURE(OmpSectionsDirective)
+ READ_FEATURE(OmpSimpleStandaloneDirective)
+ READ_FEATURE(Only)
+ READ_FEATURE(OpenACCAtomicConstruct)
+ READ_FEATURE(OpenACCBlockConstruct)
+ READ_FEATURE(OpenACCCacheConstruct)
+ READ_FEATURE(OpenACCCombinedConstruct)
+ READ_FEATURE(OpenACCConstruct)
+ READ_FEATURE(OpenACCDeclarativeConstruct)
+ READ_FEATURE(OpenACCLoopConstruct)
+ READ_FEATURE(OpenACCRoutineConstruct)
+ READ_FEATURE(OpenACCStandaloneDeclarativeConstruct)
+ READ_FEATURE(OpenACCStandaloneConstruct)
+ READ_FEATURE(OpenACCWaitConstruct)
+ READ_FEATURE(OpenMPAtomicConstruct)
+ READ_FEATURE(OpenMPBlockConstruct)
+ READ_FEATURE(OpenMPCancelConstruct)
+ READ_FEATURE(OpenMPCancelConstruct::If)
+ READ_FEATURE(OpenMPCancellationPointConstruct)
+ READ_FEATURE(OpenMPConstruct)
+ READ_FEATURE(OpenMPCriticalConstruct)
+ READ_FEATURE(OpenMPDeclarativeAllocate)
+ READ_FEATURE(OpenMPDeclarativeConstruct)
+ READ_FEATURE(OpenMPDeclareReductionConstruct)
+ READ_FEATURE(OpenMPDeclareSimdConstruct)
+ READ_FEATURE(OpenMPDeclareTargetConstruct)
+ READ_FEATURE(OmpMemoryOrderClause)
+ READ_FEATURE(OmpAtomicClause)
+ READ_FEATURE(OmpAtomicClauseList)
+ READ_FEATURE(OmpAtomicDefaultMemOrderClause)
+ READ_FEATURE(OmpAtomicDefaultMemOrderClause::Type)
+ READ_FEATURE(OpenMPFlushConstruct)
+ READ_FEATURE(OpenMPLoopConstruct)
+ READ_FEATURE(OpenMPExecutableAllocate)
+ READ_FEATURE(OpenMPRequiresConstruct)
+ READ_FEATURE(OpenMPSimpleStandaloneConstruct)
+ READ_FEATURE(OpenMPStandaloneConstruct)
+ READ_FEATURE(OpenMPSectionConstruct)
+ READ_FEATURE(OpenMPSectionsConstruct)
+ READ_FEATURE(OpenMPThreadprivate)
+ READ_FEATURE(OpenStmt)
+ READ_FEATURE(Optional)
+ READ_FEATURE(OptionalStmt)
+ READ_FEATURE(OtherSpecificationStmt)
+ READ_FEATURE(OutputImpliedDo)
+ READ_FEATURE(OutputItem)
+ READ_FEATURE(Parameter)
+ READ_FEATURE(ParameterStmt)
+ READ_FEATURE(ParentIdentifier)
+ READ_FEATURE(Pass)
+ READ_FEATURE(PauseStmt)
+ READ_FEATURE(Pointer)
+ READ_FEATURE(PointerAssignmentStmt)
+ READ_FEATURE(PointerAssignmentStmt::Bounds)
+ READ_FEATURE(PointerDecl)
+ READ_FEATURE(PointerObject)
+ READ_FEATURE(PointerStmt)
+ READ_FEATURE(PositionOrFlushSpec)
+ READ_FEATURE(PrefixSpec)
+ READ_FEATURE(PrefixSpec::Elemental)
+ READ_FEATURE(PrefixSpec::Impure)
+ READ_FEATURE(PrefixSpec::Module)
+ READ_FEATURE(PrefixSpec::Non_Recursive)
+ READ_FEATURE(PrefixSpec::Pure)
+ READ_FEATURE(PrefixSpec::Recursive)
+ READ_FEATURE(PrintStmt)
+ READ_FEATURE(PrivateStmt)
+ READ_FEATURE(PrivateOrSequence)
+ READ_FEATURE(ProcAttrSpec)
+ READ_FEATURE(ProcComponentAttrSpec)
+ READ_FEATURE(ProcComponentDefStmt)
+ READ_FEATURE(ProcComponentRef)
+ READ_FEATURE(ProcDecl)
+ READ_FEATURE(ProcInterface)
+ READ_FEATURE(ProcPointerInit)
+ READ_FEATURE(ProcedureDeclarationStmt)
+ READ_FEATURE(ProcedureDesignator)
+ READ_FEATURE(ProcedureStmt)
+ READ_FEATURE(ProcedureStmt::Kind)
+ READ_FEATURE(Program)
+ READ_FEATURE(ProgramStmt)
+ READ_FEATURE(ProgramUnit)
+ READ_FEATURE(Protected)
+ READ_FEATURE(ProtectedStmt)
+ READ_FEATURE(ReadStmt)
+ READ_FEATURE(RealLiteralConstant)
+ READ_FEATURE(RealLiteralConstant::Real)
+ READ_FEATURE(Rename)
+ READ_FEATURE(Rename::Names)
+ READ_FEATURE(Rename::Operators)
+ READ_FEATURE(ReturnStmt)
+ READ_FEATURE(RewindStmt)
+ READ_FEATURE(Save)
+ READ_FEATURE(SaveStmt)
+ READ_FEATURE(SavedEntity)
+ READ_FEATURE(SavedEntity::Kind)
+ READ_FEATURE(SectionSubscript)
+ READ_FEATURE(SelectCaseStmt)
+ READ_FEATURE(SelectRankCaseStmt)
+ READ_FEATURE(SelectRankCaseStmt::Rank)
+ READ_FEATURE(SelectRankConstruct)
+ READ_FEATURE(SelectRankConstruct::RankCase)
+ READ_FEATURE(SelectRankStmt)
+ READ_FEATURE(SelectTypeConstruct)
+ READ_FEATURE(SelectTypeConstruct::TypeCase)
+ READ_FEATURE(SelectTypeStmt)
+ READ_FEATURE(Selector)
+ READ_FEATURE(SeparateModuleSubprogram)
+ READ_FEATURE(SequenceStmt)
+ READ_FEATURE(Sign)
+ READ_FEATURE(SignedComplexLiteralConstant)
+ READ_FEATURE(SignedIntLiteralConstant)
+ READ_FEATURE(SignedRealLiteralConstant)
+ READ_FEATURE(SpecificationConstruct)
+ READ_FEATURE(SpecificationExpr)
+ READ_FEATURE(SpecificationPart)
+ READ_FEATURE(Star)
+ READ_FEATURE(StatOrErrmsg)
+ READ_FEATURE(StatVariable)
+ READ_FEATURE(StatusExpr)
+ READ_FEATURE(StmtFunctionStmt)
+ READ_FEATURE(StopCode)
+ READ_FEATURE(StopStmt)
+ READ_FEATURE(StopStmt::Kind)
+ READ_FEATURE(StructureComponent)
+ READ_FEATURE(StructureConstructor)
+ READ_FEATURE(StructureDef)
+ READ_FEATURE(StructureDef::EndStructureStmt)
+ READ_FEATURE(StructureField)
+ READ_FEATURE(StructureStmt)
+ READ_FEATURE(Submodule)
+ READ_FEATURE(SubmoduleStmt)
+ READ_FEATURE(SubroutineStmt)
+ READ_FEATURE(SubroutineSubprogram)
+ READ_FEATURE(SubscriptTriplet)
+ READ_FEATURE(Substring)
+ READ_FEATURE(SubstringInquiry)
+ READ_FEATURE(SubstringRange)
+ READ_FEATURE(Suffix)
+ READ_FEATURE(SyncAllStmt)
+ READ_FEATURE(SyncImagesStmt)
+ READ_FEATURE(SyncImagesStmt::ImageSet)
+ READ_FEATURE(SyncMemoryStmt)
+ READ_FEATURE(SyncTeamStmt)
+ READ_FEATURE(Target)
+ READ_FEATURE(TargetStmt)
+ READ_FEATURE(TypeAttrSpec)
+ READ_FEATURE(TypeAttrSpec::BindC)
+ READ_FEATURE(TypeAttrSpec::Extends)
+ READ_FEATURE(TypeBoundGenericStmt)
+ READ_FEATURE(TypeBoundProcBinding)
+ READ_FEATURE(TypeBoundProcDecl)
+ READ_FEATURE(TypeBoundProcedurePart)
+ READ_FEATURE(TypeBoundProcedureStmt)
+ READ_FEATURE(TypeBoundProcedureStmt::WithInterface)
+ READ_FEATURE(TypeBoundProcedureStmt::WithoutInterface)
+ READ_FEATURE(TypeDeclarationStmt)
+ READ_FEATURE(TypeGuardStmt)
+ READ_FEATURE(TypeGuardStmt::Guard)
+ READ_FEATURE(TypeParamDecl)
+ READ_FEATURE(TypeParamDefStmt)
+ READ_FEATURE(common::TypeParamAttr)
+ READ_FEATURE(TypeParamSpec)
+ READ_FEATURE(TypeParamValue)
+ READ_FEATURE(TypeParamValue::Deferred)
+ READ_FEATURE(TypeSpec)
+ READ_FEATURE(Union)
+ READ_FEATURE(Union::EndUnionStmt)
+ READ_FEATURE(Union::UnionStmt)
+ READ_FEATURE(UnlockStmt)
+ READ_FEATURE(UseStmt)
+ READ_FEATURE(UseStmt::ModuleNature)
+ READ_FEATURE(Value)
+ READ_FEATURE(ValueStmt)
+ READ_FEATURE(Variable)
+ READ_FEATURE(Verbatim)
+ READ_FEATURE(Volatile)
+ READ_FEATURE(VolatileStmt)
+ READ_FEATURE(WaitSpec)
+ READ_FEATURE(WaitStmt)
+ READ_FEATURE(WhereBodyConstruct)
+ READ_FEATURE(WhereConstruct)
+ READ_FEATURE(WhereConstruct::Elsewhere)
+ READ_FEATURE(WhereConstruct::MaskedElsewhere)
+ READ_FEATURE(WhereConstructStmt)
+ READ_FEATURE(WhereStmt)
+ READ_FEATURE(WriteStmt)
+
+ READ_FEATURE(llvm::omp::Directive)
+ READ_FEATURE(llvm::omp::Clause)
+ READ_FEATURE(llvm::acc::Directive)
+ READ_FEATURE(llvm::acc::DefaultValue)
+
+ template <typename A> bool Pre(const A &) { return true; }
+ template <typename A> void Post(const A &) {}
+
+ template <typename T> bool Pre(const Statement<T> &) { return true; }
+ template <typename T> void Post(const Statement<T> &) {}
+
+ template <typename T> bool Pre(const UnlabeledStatement<T> &) { return true; }
+ template <typename T> void Post(const UnlabeledStatement<T> &) {}
+
+ template <typename T> bool Pre(const common::Indirection<T> &) {
+ return true;
+ }
+ template <typename T> void Post(const common::Indirection<T> &) {}
+
+ template <typename A> bool Pre(const Scalar<A> &) { return true; }
+ template <typename A> void Post(const Scalar<A> &) {}
+
+ template <typename A> bool Pre(const Constant<A> &) { return true; }
+ template <typename A> void Post(const Constant<A> &) {}
+
+ template <typename A> bool Pre(const Integer<A> &) { return true; }
+ template <typename A> void Post(const Integer<A> &) {}
+
+ template <typename A> bool Pre(const Logical<A> &) { return true; }
+ template <typename A> void Post(const Logical<A> &) {}
+
+ template <typename A> bool Pre(const DefaultChar<A> &) { return true; }
+ template <typename A> void Post(const DefaultChar<A> &) {}
+
+ template <typename... A> bool Pre(const std::tuple<A...> &) { return true; }
+ template <typename... A> void Post(const std::tuple<A...> &) {}
+
+ template <typename... A> bool Pre(const std::variant<A...> &) { return true; }
+ template <typename... A> void Post(const std::variant<A...> &) {}
+};
+
+class FeatureListAction : public PluginParseTreeAction {
+ void executeAction() override {
+ NodeVisitor visitor;
+ Fortran::parser::Walk(getParsing().parseTree(), visitor);
+
+ for (auto const &[feature, frequency] : visitor.getFrequencies()) {
+ llvm::outs() << feature << ": " << frequency << "\n";
+ }
+ }
+
+ bool beginSourceFileAction() override { return runPrescan() && runParse(); }
+};
+
+static FrontendPluginRegistry::Add<FeatureListAction> X(
+ "feature-list", "List program features");