class CGOpenMPRuntime

Declaration

class CGOpenMPRuntime { /* full declaration omitted */ };

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:228

Member Variables

protected clang::CodeGen::CodeGenModule& CGM
protected llvm::StringRef FirstSeparator
protected llvm::StringRef Separator
protected llvm::OpenMPIRBuilder OMPBuilder: An OpenMP-IR-Builder instance.
private clang::CodeGen::CGOpenMPRuntime:: OpenMPDebugLocMapTy OpenMPDebugLocMap
private llvm::FunctionType* Kmpc_MicroTy = nullptr: The type for a microtask which gets passed to __kmpc_fork_call(). Original representation is: typedef void (kmpc_micro)(kmp_int32 global_tid, kmp_int32 bound_tid,...);
private clang::CodeGen::CGOpenMPRuntime:: OpenMPLocThreadIDMapTy OpenMPLocThreadIDMap
private clang::CodeGen::CGOpenMPRuntime::UDRMapTy UDRMap
private clang::CodeGen::CGOpenMPRuntime::FunctionUDRMapTy FunctionUDRMap
private llvm::DenseMap<const OMPDeclareMapperDecl*, llvm::Function*> UDMMap: Map from the user-defined mapper declaration to its corresponding functions.
private clang::CodeGen::CGOpenMPRuntime::FunctionUDMMapTy FunctionUDMMap
private llvm::DenseMap< llvm::Function*, llvm::DenseMap<CanonicalDeclPtr<const Decl>, std::tuple<QualType, const FieldDecl*, const FieldDecl*, LValue>>> LastprivateConditionalToTypes: Maps local variables marked as lastprivate conditional to their internal types.
private llvm::DenseMap<llvm::Function*, unsigned int> FunctionToUntiedTaskStackMap: Maps function to the position of the untied task locals stack.
private llvm::ArrayType* KmpCriticalNameTy: Type kmp_critical_name, originally defined as typedef kmp_int32 kmp_critical_name[8];
private llvm::StringMap< llvm::AssertingVH<llvm::GlobalVariable>, llvm::BumpPtrAllocator> InternalVars: An ordered map of auto-generated variables to their unique names. It stores variables with the following names: 1) ".gomp_critical_user_" + <critical _section_name> + ".var" for "omp critical" directives; 2) <mangled _name_for_global_var> + ".cache." for cache for threadprivate variables.
private llvm::Type* KmpRoutineEntryPtrTy = nullptr: Type typedef kmp_int32 (* kmp_routine_entry_t)(kmp_int32, void *);
private clang::QualType KmpRoutineEntryPtrQTy
private clang::QualType KmpTaskTQTy: Type typedef struct kmp_task { void * shareds; /** < pointer to block of pointers to shared vars */ kmp_routine_entry_t routine; /** < pointer to routine to call for executing task */ kmp_int32 part_id; /** < part id for the task */ kmp_routine_entry_t destructors; /* pointer to function to invoke deconstructors of firstprivate C++ objects */ } kmp_task_t;
private clang::QualType SavedKmpTaskTQTy: Saved kmp_task_t for task directive.
private clang::QualType SavedKmpTaskloopTQTy: Saved kmp_task_t for taskloop-based directive.
private clang::QualType KmpDependInfoTy: Type typedef struct kmp_depend_info { kmp_intptr_t base_addr; size_t len; struct { bool in:1; bool out:1; } flags; } kmp_depend_info_t;
private clang::QualType KmpTaskAffinityInfoTy: Type typedef struct kmp_task_affinity_info { kmp_intptr_t base_addr; size_t len; struct { bool flag1 : 1; bool flag2 : 1; kmp_int32 reserved : 30; } flags; } kmp_task_affinity_info_t;
private clang::QualType KmpDimTy: struct kmp_dim { // loop bounds info casted to kmp_int64 kmp_int64 lo; // lower kmp_int64 up; // upper kmp_int64 st; // stride };
private clang::CodeGen::CGOpenMPRuntime:: OffloadEntriesInfoManagerTy OffloadEntriesInfoManager
private bool ShouldMarkAsGlobal = true
private llvm::DenseSet<CanonicalDeclPtr<const Decl>> AlreadyEmittedTargetDecls: List of the emitted declarations.
private llvm::StringMap<llvm::WeakTrackingVH> EmittedNonTargetVariables: List of the global variables with their addresses that should not be emitted for the target.
private llvm::SmallDenseSet<const VarDecl*> DeferredGlobalVariables: List of variables that can become declare target implicitly and, thus, must be emitted.
private llvm::SmallVector<NontemporalDeclsSet, 4> NontemporalDeclsStack: Stack for list of declarations in current context marked as nontemporal. The set is the union of all current stack elements.
private llvm::SmallVector<UntiedLocalVarsAddressesMap, 4> UntiedLocalVarsStack
private llvm::SmallVector<LastprivateConditionalData, 4> LastprivateConditionalStack: Stack for list of addresses of declarations in current context marked as lastprivate conditional. The set is the union of all current stack elements.
private bool HasRequiresUnifiedSharedMemory = false: Flag for keeping track of weather a requires unified_shared_memory directive is present.
private llvm::AtomicOrdering RequiresAtomicOrdering = llvm::AtomicOrdering::Monotonic: Atomic ordering from the omp requires directive.
private bool HasEmittedTargetRegion = false: Flag for keeping track of weather a target region has been emitted.
private bool HasEmittedDeclareTargetRegion = false: Flag for keeping track of weather a device routine has been emitted. Device routines are specific to the
private llvm::StringSet<> ThreadPrivateWithDefinition: Set of threadprivate variables with the generated initializer.
private llvm::StringSet<> DeclareTargetWithDefinition: Set of declare target variables with the generated initializer.

Method Overview

protected CGOpenMPRuntime(clang::CodeGen::CodeGenModule & CGM, llvm::StringRef FirstSeparator, llvm::StringRef Separator)
public CGOpenMPRuntime(clang::CodeGen::CodeGenModule & CGM)
public virtual void adjustTargetSpecificDataForLambdas(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPExecutableDirective & D) const
public virtual void checkAndEmitLastprivateConditional(clang::CodeGen::CodeGenFunction & CGF, const clang::Expr * LHS)
public virtual void checkAndEmitSharedLastprivateConditional(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPExecutableDirective & D, const llvm::DenseSet<CanonicalDeclPtr<const VarDecl>> & IgnoredDecls)
public virtual void clear()
protected void clearLocThreadIdInsertPt(clang::CodeGen::CodeGenFunction & CGF)
private llvm::FunctionCallee createDispatchFiniFunction(unsigned int IVSize, bool IVSigned)
private llvm::FunctionCallee createDispatchInitFunction(unsigned int IVSize, bool IVSigned)
private llvm::FunctionCallee createDispatchNextFunction(unsigned int IVSize, bool IVSigned)
private llvm::FunctionCallee createForStaticInitFunction(unsigned int IVSize, bool IVSigned, bool IsGPUDistribute)
public void createOffloadEntriesAndInfoMetadata()
protected virtual void createOffloadEntry(llvm::Constant * ID, llvm::Constant * Addr, uint64_t Size, int32_t Flags, llvm::GlobalValue::LinkageTypes Linkage)
public virtual void emitBarrierCall(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, clang::OpenMPDirectiveKind Kind, bool EmitChecks = true, bool ForceSimpleCall = false)
protected void emitCall(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, llvm::FunctionCallee Callee, ArrayRef<llvm::Value *> Args = llvm::None) const
public virtual void emitCancelCall(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, const clang::Expr * IfCond, clang::OpenMPDirectiveKind CancelRegion)
public virtual void emitCancellationPointCall(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, clang::OpenMPDirectiveKind CancelRegion)
public virtual void emitCriticalRegion(clang::CodeGen::CodeGenFunction & CGF, llvm::StringRef CriticalName, const clang::CodeGen::RegionCodeGenTy & CriticalOpGen, clang::SourceLocation Loc, const clang::Expr * Hint = nullptr)
public virtual void emitDeclareSimdFunction(const clang::FunctionDecl * FD, llvm::Function * Fn)
public virtual bool emitDeclareTargetVarDefinition(const clang::VarDecl * VD, llvm::GlobalVariable * Addr, bool PerformInit)
public void emitDeferredTargetDecls() const
public std::pair<llvm::Value *, Address> emitDependClause(clang::CodeGen::CodeGenFunction & CGF, ArrayRef<OMPTaskDataTy::DependData> Dependencies, clang::SourceLocation Loc)
public clang::CodeGen::Address emitDepobjDependClause(clang::CodeGen::CodeGenFunction & CGF, const OMPTaskDataTy::DependData & Dependencies, clang::SourceLocation Loc)
private void emitDepobjElements(clang::CodeGen::CodeGenFunction & CGF, clang::QualType & KmpDependInfoTy, clang::CodeGen::LValue PosLVal, const OMPTaskDataTy::DependData & Data, clang::CodeGen::Address DependenciesArray)
private SmallVector<llvm::Value *, 4> emitDepobjElementsSizes(clang::CodeGen::CodeGenFunction & CGF, clang::QualType & KmpDependInfoTy, const OMPTaskDataTy::DependData & Data)
public void emitDestroyClause(clang::CodeGen::CodeGenFunction & CGF, clang::CodeGen::LValue DepobjLVal, clang::SourceLocation Loc)
public virtual void emitDistributeStaticInit(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, clang::OpenMPDistScheduleClauseKind SchedKind, const clang::CodeGen::CGOpenMPRuntime::StaticRTInput & Values)
public virtual void emitDoacrossInit(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPLoopDirective & D, ArrayRef<clang::Expr *> NumIterations)
public virtual void emitDoacrossOrdered(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPDependClause * C)
public virtual void emitFlush(clang::CodeGen::CodeGenFunction & CGF, ArrayRef<const clang::Expr *> Vars, clang::SourceLocation Loc, llvm::AtomicOrdering AO)
public virtual void emitForDispatchInit(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, const clang::OpenMPScheduleTy & ScheduleKind, unsigned int IVSize, bool IVSigned, bool Ordered, const clang::CodeGen::CGOpenMPRuntime::DispatchRTInput & DispatchValues)
public virtual llvm::Value * emitForNext(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, unsigned int IVSize, bool IVSigned, clang::CodeGen::Address IL, clang::CodeGen::Address LB, clang::CodeGen::Address UB, clang::CodeGen::Address ST)
public virtual void emitForOrderedIterationEnd(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, unsigned int IVSize, bool IVSigned)
public virtual void emitForStaticFinish(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, clang::OpenMPDirectiveKind DKind)
public virtual void emitForStaticInit(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, clang::OpenMPDirectiveKind DKind, const clang::OpenMPScheduleTy & ScheduleKind, const clang::CodeGen::CGOpenMPRuntime::StaticRTInput & Values)
public virtual void emitFunctionProlog(clang::CodeGen::CodeGenFunction & CGF, const clang::Decl * D)
public void emitIfClause(clang::CodeGen::CodeGenFunction & CGF, const clang::Expr * Cond, const clang::CodeGen::RegionCodeGenTy & ThenGen, const clang::CodeGen::RegionCodeGenTy & ElseGen)
public virtual void emitInlinedDirective(clang::CodeGen::CodeGenFunction & CGF, clang::OpenMPDirectiveKind InnermostKind, const clang::CodeGen::RegionCodeGenTy & CodeGen, bool HasCancel = false)
private void emitKmpRoutineEntryT(clang::QualType KmpInt32Ty)
public virtual void emitLastprivateConditionalFinalUpdate(clang::CodeGen::CodeGenFunction & CGF, clang::CodeGen::LValue PrivLVal, const clang::VarDecl * VD, clang::SourceLocation Loc)
public clang::CodeGen::Address emitLastprivateConditionalInit(clang::CodeGen::CodeGenFunction & CGF, const clang::VarDecl * VD)
private void emitLastprivateConditionalUpdate(clang::CodeGen::CodeGenFunction & CGF, clang::CodeGen::LValue IVLVal, llvm::StringRef UniqueDeclName, clang::CodeGen::LValue LVal, clang::SourceLocation Loc)
public virtual void emitMaskedRegion(clang::CodeGen::CodeGenFunction & CGF, const clang::CodeGen::RegionCodeGenTy & MaskedOpGen, clang::SourceLocation Loc, const clang::Expr * Filter = nullptr)
public virtual void emitMasterRegion(clang::CodeGen::CodeGenFunction & CGF, const clang::CodeGen::RegionCodeGenTy & MasterOpGen, clang::SourceLocation Loc)
public virtual void emitNumTeamsClause(clang::CodeGen::CodeGenFunction & CGF, const clang::Expr * NumTeams, const clang::Expr * ThreadLimit, clang::SourceLocation Loc)
protected llvm::Value * emitNumTeamsForTargetDirective(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPExecutableDirective & D)
public virtual void emitNumThreadsClause(clang::CodeGen::CodeGenFunction & CGF, llvm::Value * NumThreads, clang::SourceLocation Loc)
protected llvm::Value * emitNumThreadsForTargetDirective(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPExecutableDirective & D)
public virtual void emitOrderedRegion(clang::CodeGen::CodeGenFunction & CGF, const clang::CodeGen::RegionCodeGenTy & OrderedOpGen, clang::SourceLocation Loc, bool IsThreads)
public virtual void emitOutlinedFunctionCall(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, llvm::FunctionCallee OutlinedFn, ArrayRef<llvm::Value *> Args = llvm::None) const
public virtual void emitParallelCall(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, llvm::Function * OutlinedFn, ArrayRef<llvm::Value *> CapturedVars, const clang::Expr * IfCond, llvm::Value * NumThreads)
public virtual llvm::Function * emitParallelOutlinedFunction(const clang::OMPExecutableDirective & D, const clang::VarDecl * ThreadIDVar, clang::OpenMPDirectiveKind InnermostKind, const clang::CodeGen::RegionCodeGenTy & CodeGen)
public virtual void emitProcBindClause(clang::CodeGen::CodeGenFunction & CGF, llvm::omp::ProcBindKind ProcBind, clang::SourceLocation Loc)
public virtual void emitReduction(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, ArrayRef<const clang::Expr *> Privates, ArrayRef<const clang::Expr *> LHSExprs, ArrayRef<const clang::Expr *> RHSExprs, ArrayRef<const clang::Expr *> ReductionOps, clang::CodeGen::CGOpenMPRuntime::ReductionOptionsTy Options)
public llvm::Function * emitReductionFunction(clang::SourceLocation Loc, llvm::Type * ArgsElemType, ArrayRef<const clang::Expr *> Privates, ArrayRef<const clang::Expr *> LHSExprs, ArrayRef<const clang::Expr *> RHSExprs, ArrayRef<const clang::Expr *> ReductionOps)
public llvm::Function * emitRequiresDirectiveRegFun()
public void emitSingleReductionCombiner(clang::CodeGen::CodeGenFunction & CGF, const clang::Expr * ReductionOp, const clang::Expr * PrivateRef, const clang::DeclRefExpr * LHS, const clang::DeclRefExpr * RHS)
public virtual void emitSingleRegion(clang::CodeGen::CodeGenFunction & CGF, const clang::CodeGen::RegionCodeGenTy & SingleOpGen, clang::SourceLocation Loc, ArrayRef<const clang::Expr *> CopyprivateVars, ArrayRef<const clang::Expr *> DestExprs, ArrayRef<const clang::Expr *> SrcExprs, ArrayRef<const clang::Expr *> AssignmentOps)
public virtual void emitTargetCall(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPExecutableDirective & D, llvm::Function * OutlinedFn, llvm::Value * OutlinedFnID, const clang::Expr * IfCond, llvm::PointerIntPair<const Expr *, 2, OpenMPDeviceClauseModifier> Device, llvm::function_ref<llvm::Value *(CodeGenFunction &, const OMPLoopDirective &)> SizeEmitter)
public virtual void emitTargetDataCalls(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPExecutableDirective & D, const clang::Expr * IfCond, const clang::Expr * Device, const clang::CodeGen::RegionCodeGenTy & CodeGen, clang::CodeGen::CGOpenMPRuntime::TargetDataInfo & Info)
public virtual void emitTargetDataStandAloneCall(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPExecutableDirective & D, const clang::Expr * IfCond, const clang::Expr * Device)
public virtual bool emitTargetFunctions(clang::GlobalDecl GD)
public virtual bool emitTargetGlobal(clang::GlobalDecl GD)
public virtual bool emitTargetGlobalVariable(clang::GlobalDecl GD)
private llvm::Value * emitTargetNumIterationsCall(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPExecutableDirective & D, llvm::function_ref<llvm::Value *(CodeGenFunction &, const OMPLoopDirective &)> SizeEmitter)
public virtual void emitTargetOutlinedFunction(const clang::OMPExecutableDirective & D, llvm::StringRef ParentName, llvm::Function *& OutlinedFn, llvm::Constant *& OutlinedFnID, bool IsOffloadEntry, const clang::CodeGen::RegionCodeGenTy & CodeGen)
protected virtual void emitTargetOutlinedFunctionHelper(const clang::OMPExecutableDirective & D, llvm::StringRef ParentName, llvm::Function *& OutlinedFn, llvm::Constant *& OutlinedFnID, bool IsOffloadEntry, const clang::CodeGen::RegionCodeGenTy & CodeGen)
public virtual void emitTaskCall(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, const clang::OMPExecutableDirective & D, llvm::Function * TaskFunction, clang::QualType SharedsTy, clang::CodeGen::Address Shareds, const clang::Expr * IfCond, const clang::CodeGen::OMPTaskDataTy & Data)
private clang::CodeGen::CGOpenMPRuntime::TaskResultTy emitTaskInit(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, const clang::OMPExecutableDirective & D, llvm::Function * TaskFunction, clang::QualType SharedsTy, clang::CodeGen::Address Shareds, const clang::CodeGen::OMPTaskDataTy & Data)
public virtual void emitTaskLoopCall(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, const clang::OMPLoopDirective & D, llvm::Function * TaskFunction, clang::QualType SharedsTy, clang::CodeGen::Address Shareds, const clang::Expr * IfCond, const clang::CodeGen::OMPTaskDataTy & Data)
public virtual llvm::Function * emitTaskOutlinedFunction(const clang::OMPExecutableDirective & D, const clang::VarDecl * ThreadIDVar, const clang::VarDecl * PartIDVar, const clang::VarDecl * TaskTVar, clang::OpenMPDirectiveKind InnermostKind, const clang::CodeGen::RegionCodeGenTy & CodeGen, bool Tied, unsigned int & NumberOfParts)
public virtual void emitTaskReductionFini(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, bool IsWorksharingReduction)
public virtual void emitTaskReductionFixups(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, clang::CodeGen::ReductionCodeGen & RCG, unsigned int N)
public virtual llvm::Value * emitTaskReductionInit(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, ArrayRef<const clang::Expr *> LHSExprs, ArrayRef<const clang::Expr *> RHSExprs, const clang::CodeGen::OMPTaskDataTy & Data)
public virtual void emitTaskgroupRegion(clang::CodeGen::CodeGenFunction & CGF, const clang::CodeGen::RegionCodeGenTy & TaskgroupOpGen, clang::SourceLocation Loc)
public virtual void emitTaskwaitCall(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, const clang::CodeGen::OMPTaskDataTy & Data)
public virtual void emitTaskyieldCall(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc)
public virtual void emitTeamsCall(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPExecutableDirective & D, clang::SourceLocation Loc, llvm::Function * OutlinedFn, ArrayRef<llvm::Value *> CapturedVars)
public virtual llvm::Function * emitTeamsOutlinedFunction(const clang::OMPExecutableDirective & D, const clang::VarDecl * ThreadIDVar, clang::OpenMPDirectiveKind InnermostKind, const clang::CodeGen::RegionCodeGenTy & CodeGen)
protected virtual clang::CodeGen::Address emitThreadIDAddress(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc)
public virtual llvm::Function * emitThreadPrivateVarDefinition(const clang::VarDecl * VD, clang::CodeGen::Address VDAddr, clang::SourceLocation Loc, bool PerformInit, clang::CodeGen::CodeGenFunction * CGF = nullptr)
private void emitThreadPrivateVarInit(clang::CodeGen::CodeGenFunction & CGF, clang::CodeGen::Address VDAddr, llvm::Value * Ctor, llvm::Value * CopyCtor, llvm::Value * Dtor, clang::SourceLocation Loc)
private void emitUDMapperArrayInitOrDel(clang::CodeGen::CodeGenFunction & MapperCGF, llvm::Value * Handle, llvm::Value * BasePtr, llvm::Value * Ptr, llvm::Value * Size, llvm::Value * MapType, llvm::Value * MapName, clang::CharUnits ElementSize, llvm::BasicBlock * ExitBB, bool IsInit)
public void emitUpdateClause(clang::CodeGen::CodeGenFunction & CGF, clang::CodeGen::LValue DepobjLVal, clang::OpenMPDependClauseKind NewDepKind, clang::SourceLocation Loc)
protected llvm::Value * emitUpdateLocation(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, unsigned int Flags = 0)
public void emitUserDefinedMapper(const clang::OMPDeclareMapperDecl * D, clang::CodeGen::CodeGenFunction * CGF = nullptr)
public virtual void emitUserDefinedReduction(clang::CodeGen::CodeGenFunction * CGF, const clang::OMPDeclareReductionDecl * D)
public void emitUsesAllocatorsFini(clang::CodeGen::CodeGenFunction & CGF, const clang::Expr * Allocator)
public void emitUsesAllocatorsInit(clang::CodeGen::CodeGenFunction & CGF, const clang::Expr * Allocator, const clang::Expr * AllocatorTraits)
public virtual void functionFinished(clang::CodeGen::CodeGenFunction & CGF)
public virtual clang::CodeGen::Address getAddrOfArtificialThreadPrivate(clang::CodeGen::CodeGenFunction & CGF, clang::QualType VarType, llvm::StringRef Name)
public virtual clang::CodeGen::Address getAddrOfDeclareTargetVar(const clang::VarDecl * VD)
public virtual clang::CodeGen::Address getAddrOfThreadPrivate(clang::CodeGen::CodeGenFunction & CGF, const clang::VarDecl * VD, clang::CodeGen::Address VDAddr, clang::SourceLocation Loc)
public virtual clang::CodeGen::Address getAddressOfLocalVariable(clang::CodeGen::CodeGenFunction & CGF, const clang::VarDecl * VD)
protected llvm::Value * getCriticalRegionLock(llvm::StringRef CriticalName)
public virtual void getDefaultDistScheduleAndChunk(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPLoopDirective & S, clang::OpenMPDistScheduleClauseKind & ScheduleKind, llvm::Value *& Chunk) const
protected static unsigned int getDefaultFlagsForBarriers(clang::OpenMPDirectiveKind Kind)
protected virtual unsigned int getDefaultLocationReserved2Flags() const
public llvm::AtomicOrdering getDefaultMemoryOrdering() const
public virtual void getDefaultScheduleAndChunk(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPLoopDirective & S, clang::OpenMPScheduleClauseKind & ScheduleKind, const clang::Expr *& ChunkExpr) const
private std::pair<llvm::Value *, LValue> getDepobjElements(clang::CodeGen::CodeGenFunction & CGF, clang::CodeGen::LValue DepobjLVal, clang::SourceLocation Loc)
protected llvm::Type * getIdentTyPointerTy()
protected llvm::ArrayType * getKmpCriticalNameTy() const
private llvm::Type * getKmpc_MicroPointerTy()
public std::string getName(ArrayRef<llvm::StringRef> Parts) const
protected const clang::Expr * getNumTeamsExprForTargetDirective(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPExecutableDirective & D, int32_t & DefaultVal)
protected const clang::Expr * getNumThreadsExprForTargetDirective(clang::CodeGen::CodeGenFunction & CGF, const clang::OMPExecutableDirective & D, int32_t & DefaultVal)
public llvm::OpenMPIRBuilder & getOMPBuilder()
private llvm::GlobalVariable * getOrCreateInternalVariable(llvm::Type * Ty, const llvm::Twine & Name, unsigned int AddressSpace = 0)
private llvm::Constant * getOrCreateThreadPrivateCache(const clang::VarDecl * VD)
public llvm::Function * getOrCreateUserDefinedMapperFunc(const clang::OMPDeclareMapperDecl * D)
protected virtual llvm::StringRef getOutlinedHelperName() const
public virtual clang::CodeGen::Address getParameterAddress(clang::CodeGen::CodeGenFunction & CGF, const clang::VarDecl * NativeParam, const clang::VarDecl * TargetParam) const
public static const clang::Stmt * getSingleCompoundChild(clang::ASTContext & Ctx, const clang::Stmt * Body)
public virtual clang::CodeGen::Address getTaskReductionItem(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc, llvm::Value * ReductionsPtr, clang::CodeGen::LValue SharedLVal)
protected llvm::Value * getThreadID(clang::CodeGen::CodeGenFunction & CGF, clang::SourceLocation Loc)
public virtual std::pair<llvm::Function *, llvm::Function *> getUserDefinedReduction(const clang::OMPDeclareReductionDecl * D)
public virtual bool hasAllocateAttributeForGlobalVar(const clang::VarDecl * VD, clang::LangAS & AS)
public bool hasRequiresUnifiedSharedMemory() const
protected virtual bool isDefaultLocationConstant() const
public virtual bool isDynamic(clang::OpenMPScheduleClauseKind ScheduleKind) const
public bool isLocalVarInUntiedTask(clang::CodeGen::CodeGenFunction & CGF, const clang::VarDecl * VD) const
public bool isNontemporalDecl(const clang::ValueDecl * VD) const
public virtual bool isStaticChunked(clang::OpenMPScheduleClauseKind ScheduleKind, bool Chunked) const
public virtual bool isStaticChunked(clang::OpenMPDistScheduleClauseKind ScheduleKind, bool Chunked) const
public virtual bool isStaticNonchunked(clang::OpenMPScheduleClauseKind ScheduleKind, bool Chunked) const
public virtual bool isStaticNonchunked(clang::OpenMPDistScheduleClauseKind ScheduleKind, bool Chunked) const
private void loadOffloadInfoMetadata()
public bool markAsGlobalTarget(clang::GlobalDecl GD)
public virtual void processRequiresDirective(const clang::OMPRequiresDecl * D)
public virtual void registerTargetGlobalVariable(const clang::VarDecl * VD, llvm::Constant * Addr)
private void scanForTargetRegionsFunctions(const clang::Stmt * S, llvm::StringRef ParentName)
protected void setLocThreadIdInsertPt(clang::CodeGen::CodeGenFunction & CGF, bool AtCurrentPoint = false)
public virtual const clang::VarDecl * translateParameter(const clang::FieldDecl * FD, const clang::VarDecl * NativeParam) const
public virtual ~CGOpenMPRuntime()

Methods

¶CGOpenMPRuntime(
    clang::CodeGen::CodeGenModule& CGM,
    llvm::StringRef FirstSeparator,
    llvm::StringRef Separator)

Description

Constructor allowing to redefine the name separator for the variables.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:315

Parameters

clang::CodeGen::CodeGenModule& CGM
llvm::StringRef FirstSeparator
llvm::StringRef Separator

¶CGOpenMPRuntime(
    clang::CodeGen::CodeGenModule& CGM)

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:918

Parameters

clang::CodeGen::CodeGenModule& CGM

¶virtual void adjustTargetSpecificDataForLambdas(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPExecutableDirective& D) const

Description

Adjust some parameters for the target-based directives, like addresses of the variables captured by reference in lambdas.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1815

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPExecutableDirective& D

¶virtual void checkAndEmitLastprivateConditional(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::Expr* LHS)

Description

Checks if the provided \p LVal is lastprivate conditional and emits the code to update the value of the original variable.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1854

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::Expr* LHS

¶virtual void
checkAndEmitSharedLastprivateConditional(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPExecutableDirective& D,
    const llvm::DenseSet<
        CanonicalDeclPtr<const VarDecl>>&
        IgnoredDecls)

Description

Checks if the lastprivate conditional was updated in inner region and writes the value.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1877

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPExecutableDirective& D
const llvm::DenseSet< CanonicalDeclPtr<const VarDecl>>& IgnoredDecls

¶virtual void clear()

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:921

¶void clearLocThreadIdInsertPt(
    clang::CodeGen::CodeGenFunction& CGF)

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:398

Parameters

clang::CodeGen::CodeGenFunction& CGF

¶llvm::FunctionCallee createDispatchFiniFunction(
    unsigned int IVSize,
    bool IVSigned)

Description

Returns __kmpc_dispatch_fini_* runtime function for the specified size \a IVSize and sign \a IVSigned.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:807

Parameters

unsigned int IVSize
bool IVSigned

¶llvm::FunctionCallee createDispatchInitFunction(
    unsigned int IVSize,
    bool IVSigned)

Description

Returns __kmpc_dispatch_init_* runtime function for the specified size \a IVSize and sign \a IVSigned.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:797

Parameters

unsigned int IVSize
bool IVSigned

¶llvm::FunctionCallee createDispatchNextFunction(
    unsigned int IVSize,
    bool IVSigned)

Description

Returns __kmpc_dispatch_next_* runtime function for the specified size \a IVSize and sign \a IVSigned.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:802

Parameters

unsigned int IVSize
bool IVSigned

¶llvm::FunctionCallee createForStaticInitFunction(
    unsigned int IVSize,
    bool IVSigned,
    bool IsGPUDistribute)

Description

Returns __kmpc_for_static_init_* runtime function for the specified size \a IVSize and sign \a IVSigned. Will create a distribute call __kmpc_distribute_static_init* if \a IsGPUDistribute is set.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:791

Parameters

unsigned int IVSize
bool IVSigned
bool IsGPUDistribute

¶void createOffloadEntriesAndInfoMetadata()

Description

Creates all the offload entries in the current compilation unit along with the associated metadata.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1632

¶virtual void createOffloadEntry(
    llvm::Constant* ID,
    llvm::Constant* Addr,
    uint64_t Size,
    int32_t Flags,
    llvm::GlobalValue::LinkageTypes Linkage)

Description

Creates offloading entry for the provided entry ID \a ID, address \a Addr, size \a Size, and flags \a Flags.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:320

Parameters

llvm::Constant* ID
llvm::Constant* Addr
uint64_t Size
int32_t Flags
llvm::GlobalValue::LinkageTypes Linkage

¶virtual void emitBarrierCall(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    clang::OpenMPDirectiveKind Kind,
    bool EmitChecks = true,
    bool ForceSimpleCall = false)

Description

Emit an implicit/explicit barrier for OpenMP threads.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1084

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
clang::OpenMPDirectiveKind Kind: Directive for which this implicit barrier call must be generated. Must be OMPD_barrier for explicit barrier generation.
bool EmitChecks = true: true if need to emit checks for cancellation barriers.
bool ForceSimpleCall = false: true simple barrier call must be emitted, false if runtime class decides which one to emit (simple or with cancellation checks).

¶void emitCall(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    llvm::FunctionCallee Callee,
    ArrayRef<llvm::Value*> Args =
        llvm::None) const

Description

Emits \p Callee function call with arguments \p Args with location \p Loc.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:388

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
llvm::FunctionCallee Callee
ArrayRef<llvm::Value*> Args = llvm::None

¶virtual void emitCancelCall(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    const clang::Expr* IfCond,
    clang::OpenMPDirectiveKind CancelRegion)

Description

Emit code for 'cancel' construct.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1565

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
const clang::Expr* IfCond: Condition in the associated 'if' clause, if it was specified, nullptr otherwise.
clang::OpenMPDirectiveKind CancelRegion: Region kind for which the cancel must be emitted.

¶virtual void emitCancellationPointCall(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    clang::OpenMPDirectiveKind CancelRegion)

Description

Emit code for 'cancellation point' construct.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1556

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
clang::OpenMPDirectiveKind CancelRegion: Region kind for which the cancellation point must be emitted.

¶virtual void emitCriticalRegion(
    clang::CodeGen::CodeGenFunction& CGF,
    llvm::StringRef CriticalName,
    const clang::CodeGen::RegionCodeGenTy&
        CriticalOpGen,
    clang::SourceLocation Loc,
    const clang::Expr* Hint = nullptr)

Description

Emits a critical region.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1028

Parameters

clang::CodeGen::CodeGenFunction& CGF
llvm::StringRef CriticalName: Name of the critical region.
const clang::CodeGen::RegionCodeGenTy& CriticalOpGen: Generator for the statement associated with the given critical region.
clang::SourceLocation Loc
const clang::Expr* Hint = nullptr: Value of the 'hint' clause (optional).

¶virtual void emitDeclareSimdFunction(
    const clang::FunctionDecl* FD,
    llvm::Function* Fn)

Description

Marks function \a Fn with properly mangled versions of vector functions.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1748

Parameters

const clang::FunctionDecl* FD: Function marked as 'declare simd'.
llvm::Function* Fn: LLVM function that must be marked with 'declare simd' attributes.

¶virtual bool emitDeclareTargetVarDefinition(
    const clang::VarDecl* VD,
    llvm::GlobalVariable* Addr,
    bool PerformInit)

Description

Emit a code for initialization of declare target variable.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1310

Parameters

const clang::VarDecl* VD: Declare target variable.
llvm::GlobalVariable* Addr: Address of the global variable \a VD.
bool PerformInit: true if initialization expression is not constant.

¶void emitDeferredTargetDecls() const

Description

Emit deferred declare target variables marked for deferred emission.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1810

¶std::pair<llvm::Value*, Address> emitDependClause(
    clang::CodeGen::CodeGenFunction& CGF,
    ArrayRef<OMPTaskDataTy::DependData>
        Dependencies,
    clang::SourceLocation Loc)

Description

Emits list of dependecies based on the provided data (array of dependence/expression pairs).

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1894

Parameters

clang::CodeGen::CodeGenFunction& CGF
ArrayRef<OMPTaskDataTy::DependData> Dependencies
clang::SourceLocation Loc

Returns

Pointer to the first element of the array casted to VoidPtr type.

¶clang::CodeGen::Address emitDepobjDependClause(
    clang::CodeGen::CodeGenFunction& CGF,
    const OMPTaskDataTy::DependData& Dependencies,
    clang::SourceLocation Loc)

Description

Emits list of dependecies based on the provided data (array of dependence/expression pairs) for depobj construct. In this case, the variable is allocated in dynamically.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1902

Parameters

clang::CodeGen::CodeGenFunction& CGF
const OMPTaskDataTy::DependData& Dependencies
clang::SourceLocation Loc

Returns

Pointer to the first element of the array casted to VoidPtr type.

¶void emitDepobjElements(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::QualType& KmpDependInfoTy,
    clang::CodeGen::LValue PosLVal,
    const OMPTaskDataTy::DependData& Data,
    clang::CodeGen::Address DependenciesArray)

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:913

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::QualType& KmpDependInfoTy
clang::CodeGen::LValue PosLVal
const OMPTaskDataTy::DependData& Data
clang::CodeGen::Address DependenciesArray

¶SmallVector<llvm::Value*, 4>
emitDepobjElementsSizes(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::QualType& KmpDependInfoTy,
    const OMPTaskDataTy::DependData& Data)

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:910

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::QualType& KmpDependInfoTy
const OMPTaskDataTy::DependData& Data

¶void emitDestroyClause(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::CodeGen::LValue DepobjLVal,
    clang::SourceLocation Loc)

Description

Emits the code to destroy the dependency object provided in depobj directive.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1908

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::CodeGen::LValue DepobjLVal
clang::SourceLocation Loc

¶virtual void emitDistributeStaticInit(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    clang::OpenMPDistScheduleClauseKind SchedKind,
    const clang::CodeGen::CGOpenMPRuntime::
        StaticRTInput& Values)

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1218

Parameters

clang::CodeGen::CodeGenFunction& CGF: Reference to current CodeGenFunction.
clang::SourceLocation Loc: Clang source location.
clang::OpenMPDistScheduleClauseKind SchedKind: Schedule kind, specified by the 'dist_schedule' clause.
const clang::CodeGen::CGOpenMPRuntime:: StaticRTInput& Values: Input arguments for the construct.

¶virtual void emitDoacrossInit(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPLoopDirective& D,
    ArrayRef<clang::Expr*> NumIterations)

Description

Emit initialization for doacross loop nesting support.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1753

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPLoopDirective& D: Loop-based construct used in doacross nesting construct.
ArrayRef<clang::Expr*> NumIterations

¶virtual void emitDoacrossOrdered(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPDependClause* C)

Description

Emit code for doacross ordered directive with 'depend' clause.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1758

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPDependClause* C: 'depend' clause with 'sink|source' dependency kind.

¶virtual void emitFlush(
    clang::CodeGen::CodeGenFunction& CGF,
    ArrayRef<const clang::Expr*> Vars,
    clang::SourceLocation Loc,
    llvm::AtomicOrdering AO)

Description

Emit flush of the variables specified in 'omp flush' directive.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1324

Parameters

clang::CodeGen::CodeGenFunction& CGF
ArrayRef<const clang::Expr*> Vars: List of variables to flush.
clang::SourceLocation Loc
llvm::AtomicOrdering AO

¶virtual void emitForDispatchInit(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    const clang::OpenMPScheduleTy& ScheduleKind,
    unsigned int IVSize,
    bool IVSigned,
    bool Ordered,
    const clang::CodeGen::CGOpenMPRuntime::
        DispatchRTInput& DispatchValues)

Description

This is used for non static scheduled types and when the ordered clause is present on the loop construct. Depending on the loop schedule, it is necessary to call some runtime routine before start of the OpenMP loop to get the loop upper / lower bounds \a LB and \a UB and stride \a ST.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1158

Parameters

clang::CodeGen::CodeGenFunction& CGF: Reference to current CodeGenFunction.
clang::SourceLocation Loc: Clang source location.
const clang::OpenMPScheduleTy& ScheduleKind: Schedule kind, specified by the 'schedule' clause.
unsigned int IVSize: Size of the iteration variable in bits.
bool IVSigned: Sign of the iteration variable.
bool Ordered: true if loop is ordered, false otherwise.
const clang::CodeGen::CGOpenMPRuntime:: DispatchRTInput& DispatchValues: struct containing llvm values for lower bound, upper bound, and chunk expression. For the default (nullptr) value, the chunk 1 will be used.

¶virtual llvm::Value* emitForNext(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    unsigned int IVSize,
    bool IVSigned,
    clang::CodeGen::Address IL,
    clang::CodeGen::Address LB,
    clang::CodeGen::Address UB,
    clang::CodeGen::Address ST)

Description

Call __kmpc_dispatch_next( ident_t *loc, kmp_int32 tid, kmp_int32 *p_lastiter, kmp_int[32|64] *p_lower, kmp_int[32|64] *p_upper, kmp_int[32|64] *p_stride);

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1259

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
unsigned int IVSize: Size of the iteration variable in bits.
bool IVSigned: Sign of the iteration variable.
clang::CodeGen::Address IL: Address of the output variable in which the flag of the last iteration is returned.
clang::CodeGen::Address LB: Address of the output variable in which the lower iteration number is returned.
clang::CodeGen::Address UB: Address of the output variable in which the upper iteration number is returned.
clang::CodeGen::Address ST: Address of the output variable in which the stride value is returned.

¶virtual void emitForOrderedIterationEnd(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    unsigned int IVSize,
    bool IVSigned)

Description

Call the appropriate runtime routine to notify that we finished iteration of the ordered loop with the dynamic scheduling.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1231

Parameters

clang::CodeGen::CodeGenFunction& CGF: Reference to current CodeGenFunction.
clang::SourceLocation Loc: Clang source location.
unsigned int IVSize: Size of the iteration variable in bits.
bool IVSigned: Sign of the iteration variable.

¶virtual void emitForStaticFinish(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    clang::OpenMPDirectiveKind DKind)

Description

Call the appropriate runtime routine to notify that we finished all the work with current loop.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1242

Parameters

clang::CodeGen::CodeGenFunction& CGF: Reference to current CodeGenFunction.
clang::SourceLocation Loc: Clang source location.
clang::OpenMPDirectiveKind DKind: Kind of the directive for which the static finish is emitted.

¶virtual void emitForStaticInit(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    clang::OpenMPDirectiveKind DKind,
    const clang::OpenMPScheduleTy& ScheduleKind,
    const clang::CodeGen::CGOpenMPRuntime::
        StaticRTInput& Values)

Description

Call the appropriate runtime routine to initialize it before start of loop. This is used only in case of static schedule, when the user did not specify a ordered clause on the loop construct. Depending on the loop schedule, it is necessary to call some runtime routine before start of the OpenMP loop to get the loop upper / lower bounds LB and UB and stride ST.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1207

Parameters

clang::CodeGen::CodeGenFunction& CGF: Reference to current CodeGenFunction.
clang::SourceLocation Loc: Clang source location.
clang::OpenMPDirectiveKind DKind: Kind of the directive.
const clang::OpenMPScheduleTy& ScheduleKind: Schedule kind, specified by the 'schedule' clause.
const clang::CodeGen::CGOpenMPRuntime:: StaticRTInput& Values: Input arguments for the construct.

¶virtual void emitFunctionProlog(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::Decl* D)

Description

Emits OpenMP-specific function prolog. Required for device constructs.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1799

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::Decl* D

¶void emitIfClause(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::Expr* Cond,
    const clang::CodeGen::RegionCodeGenTy&
        ThenGen,
    const clang::CodeGen::RegionCodeGenTy&
        ElseGen)

Description

Emits code for OpenMP 'if' clause using specified \a CodeGen function. Here is the logic: if (Cond) { ThenGen(); } else { ElseGen(); }

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:930

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::Expr* Cond
const clang::CodeGen::RegionCodeGenTy& ThenGen
const clang::CodeGen::RegionCodeGenTy& ElseGen

¶virtual void emitInlinedDirective(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::OpenMPDirectiveKind InnermostKind,
    const clang::CodeGen::RegionCodeGenTy&
        CodeGen,
    bool HasCancel = false)

Description

Emit code for the directive that does not require outlining.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1402

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::OpenMPDirectiveKind InnermostKind: Kind of innermost directive (for simple directives it is a directive itself, for combined - its innermost directive).
const clang::CodeGen::RegionCodeGenTy& CodeGen: Code generation sequence for the \a D directive.
bool HasCancel = false: true if region has inner cancel directive, false otherwise.

¶void emitKmpRoutineEntryT(
    clang::QualType KmpInt32Ty)

Description

Build type kmp_routine_entry_t (if not built yet).

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:783

Parameters

clang::QualType KmpInt32Ty

¶virtual void
emitLastprivateConditionalFinalUpdate(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::CodeGen::LValue PrivLVal,
    const clang::VarDecl* VD,
    clang::SourceLocation Loc)

Description

Gets the address of the global copy used for lastprivate conditional update, if any.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1885

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::CodeGen::LValue PrivLVal: LValue for the private copy.
const clang::VarDecl* VD: Original lastprivate declaration.
clang::SourceLocation Loc

¶clang::CodeGen::Address
emitLastprivateConditionalInit(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::VarDecl* VD)

Description

Create specialized alloca to handle lastprivate conditionals.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1838

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::VarDecl* VD

¶void emitLastprivateConditionalUpdate(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::CodeGen::LValue IVLVal,
    llvm::StringRef UniqueDeclName,
    clang::CodeGen::LValue LVal,
    clang::SourceLocation Loc)

Description

Emit update for lastprivate conditional data.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:897

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::CodeGen::LValue IVLVal
llvm::StringRef UniqueDeclName
clang::CodeGen::LValue LVal
clang::SourceLocation Loc

¶virtual void emitMaskedRegion(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::CodeGen::RegionCodeGenTy&
        MaskedOpGen,
    clang::SourceLocation Loc,
    const clang::Expr* Filter = nullptr)

Description

Emits a masked region.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1043

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::CodeGen::RegionCodeGenTy& MaskedOpGen: Generator for the statement associated with the given masked region.
clang::SourceLocation Loc
const clang::Expr* Filter = nullptr

¶virtual void emitMasterRegion(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::CodeGen::RegionCodeGenTy&
        MasterOpGen,
    clang::SourceLocation Loc)

Description

Emits a master region.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1036

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::CodeGen::RegionCodeGenTy& MasterOpGen: Generator for the statement associated with the given master region.
clang::SourceLocation Loc

¶virtual void emitNumTeamsClause(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::Expr* NumTeams,
    const clang::Expr* ThreadLimit,
    clang::SourceLocation Loc)

Description

Emits call to void __kmpc_push_num_teams(ident_t *loc, kmp_int32 global_tid, kmp_int32 num_teams, kmp_int32 thread_limit) to generate code for num_teams clause.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1652

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::Expr* NumTeams: An integer expression of teams.
const clang::Expr* ThreadLimit: An integer expression of threads.
clang::SourceLocation Loc

¶llvm::Value* emitNumTeamsForTargetDirective(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPExecutableDirective& D)

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:357

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPExecutableDirective& D

¶virtual void emitNumThreadsClause(
    clang::CodeGen::CodeGenFunction& CGF,
    llvm::Value* NumThreads,
    clang::SourceLocation Loc)

Description

Emits call to void __kmpc_push_num_threads(ident_t *loc, kmp_int32 global_tid, kmp_int32 num_threads) to generate code for 'num_threads' clause.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1268

Parameters

clang::CodeGen::CodeGenFunction& CGF
llvm::Value* NumThreads: An integer value of threads.
clang::SourceLocation Loc

¶llvm::Value* emitNumThreadsForTargetDirective(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPExecutableDirective& D)

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:372

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPExecutableDirective& D

¶virtual void emitOrderedRegion(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::CodeGen::RegionCodeGenTy&
        OrderedOpGen,
    clang::SourceLocation Loc,
    bool IsThreads)

Description

Emit an ordered region.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1072

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::CodeGen::RegionCodeGenTy& OrderedOpGen: Generator for the statement associated with the given ordered region.
clang::SourceLocation Loc
bool IsThreads

¶virtual void emitOutlinedFunctionCall(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    llvm::FunctionCallee OutlinedFn,
    ArrayRef<llvm::Value*> Args =
        llvm::None) const

Description

Emits call of the outlined function with the provided arguments, translating these arguments to correct target-specific arguments.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1793

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
llvm::FunctionCallee OutlinedFn
ArrayRef<llvm::Value*> Args = llvm::None

¶virtual void emitParallelCall(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    llvm::Function* OutlinedFn,
    ArrayRef<llvm::Value*> CapturedVars,
    const clang::Expr* IfCond,
    llvm::Value* NumThreads)

Description

Emits code for parallel or serial call of the \a OutlinedFn with variables captured in a record which address is stored in \a CapturedStruct.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1018

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
llvm::Function* OutlinedFn: Outlined function to be run in parallel threads. Type of this function is void(*)(kmp_int32 *, kmp_int32, struct context_vars*).
ArrayRef<llvm::Value*> CapturedVars: A pointer to the record with the references to variables used in \a OutlinedFn function.
const clang::Expr* IfCond: Condition in the associated 'if' clause, if it was specified, nullptr otherwise.
llvm::Value* NumThreads: The value corresponding to the num_threads clause, if any, or nullptr.

¶virtual llvm::Function*
emitParallelOutlinedFunction(
    const clang::OMPExecutableDirective& D,
    const clang::VarDecl* ThreadIDVar,
    clang::OpenMPDirectiveKind InnermostKind,
    const clang::CodeGen::RegionCodeGenTy&
        CodeGen)

Description

Emits outlined function for the specified OpenMP parallel directive\a D. This outlined function has type void(*)(kmp_int32 *ThreadID, kmp_int32 BoundID, struct context_vars*).

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:965

Parameters

const clang::OMPExecutableDirective& D: OpenMP directive.
const clang::VarDecl* ThreadIDVar: Variable for thread id in the current OpenMP region.
clang::OpenMPDirectiveKind InnermostKind: Kind of innermost directive (for simple directives it is a directive itself, for combined - its innermost directive).
const clang::CodeGen::RegionCodeGenTy& CodeGen: Code generation sequence for the \a D directive.

¶virtual void emitProcBindClause(
    clang::CodeGen::CodeGenFunction& CGF,
    llvm::omp::ProcBindKind ProcBind,
    clang::SourceLocation Loc)

Description

Emit call to void __kmpc_push_proc_bind(ident_t *loc, kmp_int32 global_tid, int proc_bind) to generate code for 'proc_bind' clause.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1274

Parameters

clang::CodeGen::CodeGenFunction& CGF
llvm::omp::ProcBindKind ProcBind
clang::SourceLocation Loc

¶virtual void emitReduction(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    ArrayRef<const clang::Expr*> Privates,
    ArrayRef<const clang::Expr*> LHSExprs,
    ArrayRef<const clang::Expr*> RHSExprs,
    ArrayRef<const clang::Expr*> ReductionOps,
    clang::CodeGen::CGOpenMPRuntime::
        ReductionOptionsTy Options)

Description

Emit a code for reduction clause. Next code should be emitted for reduction:

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1475

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
ArrayRef<const clang::Expr*> Privates: List of private copies for original reduction arguments.
ArrayRef<const clang::Expr*> LHSExprs: List of LHS in \a ReductionOps reduction operations.
ArrayRef<const clang::Expr*> RHSExprs: List of RHS in \a ReductionOps reduction operations.
ArrayRef<const clang::Expr*> ReductionOps: List of reduction operations in form 'LHS binop RHS' or 'operator binop(LHS, RHS)'.
clang::CodeGen::CGOpenMPRuntime:: ReductionOptionsTy Options: List of options for reduction codegen: WithNowait true if parent directive has also nowait clause, false otherwise. SimpleReduction Emit reduction operation only. Used for omp simd directive on the host. ReductionKind The kind of reduction to perform.

¶llvm::Function* emitReductionFunction(
    clang::SourceLocation Loc,
    llvm::Type* ArgsElemType,
    ArrayRef<const clang::Expr*> Privates,
    ArrayRef<const clang::Expr*> LHSExprs,
    ArrayRef<const clang::Expr*> RHSExprs,
    ArrayRef<const clang::Expr*> ReductionOps)

Description

Emits reduction function.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1414

Parameters

clang::SourceLocation Loc
llvm::Type* ArgsElemType: Array type containing pointers to reduction variables.
ArrayRef<const clang::Expr*> Privates: List of private copies for original reduction arguments.
ArrayRef<const clang::Expr*> LHSExprs: List of LHS in \a ReductionOps reduction operations.
ArrayRef<const clang::Expr*> RHSExprs: List of RHS in \a ReductionOps reduction operations.
ArrayRef<const clang::Expr*> ReductionOps: List of reduction operations in form 'LHS binop RHS' or 'operator binop(LHS, RHS)'.

¶llvm::Function* emitRequiresDirectiveRegFun()

Description

Creates and returns a registration function for when at least one requires directives was used in the current module.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1628

¶void emitSingleReductionCombiner(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::Expr* ReductionOp,
    const clang::Expr* PrivateRef,
    const clang::DeclRefExpr* LHS,
    const clang::DeclRefExpr* RHS)

Description

Emits single reduction combiner

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1422

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::Expr* ReductionOp
const clang::Expr* PrivateRef
const clang::DeclRefExpr* LHS
const clang::DeclRefExpr* RHS

¶virtual void emitSingleRegion(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::CodeGen::RegionCodeGenTy&
        SingleOpGen,
    clang::SourceLocation Loc,
    ArrayRef<const clang::Expr*> CopyprivateVars,
    ArrayRef<const clang::Expr*> DestExprs,
    ArrayRef<const clang::Expr*> SrcExprs,
    ArrayRef<const clang::Expr*> AssignmentOps)

Description

Emits a single region.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1061

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::CodeGen::RegionCodeGenTy& SingleOpGen: Generator for the statement associated with the given single region.
clang::SourceLocation Loc
ArrayRef<const clang::Expr*> CopyprivateVars
ArrayRef<const clang::Expr*> DestExprs
ArrayRef<const clang::Expr*> SrcExprs
ArrayRef<const clang::Expr*> AssignmentOps

¶virtual void emitTargetCall(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPExecutableDirective& D,
    llvm::Function* OutlinedFn,
    llvm::Value* OutlinedFnID,
    const clang::Expr* IfCond,
    llvm::PointerIntPair<
        const Expr*,
        2,
        OpenMPDeviceClauseModifier> Device,
    llvm::function_ref<llvm::Value*(
        CodeGenFunction&,
        const OMPLoopDirective&)> SizeEmitter)

Description

Emit the target offloading code associated with \a D. The emitted code attempts offloading the execution to the device, an the event of a failure it executes the host version outlined in \a OutlinedFn.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1597

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPExecutableDirective& D: Directive to emit.
llvm::Function* OutlinedFn: Host version of the code to be offloaded.
llvm::Value* OutlinedFnID: ID of host version of the code to be offloaded.
const clang::Expr* IfCond: Expression evaluated in if clause associated with the target directive, or null if no if clause is used.
llvm::PointerIntPair<const Expr*, 2, OpenMPDeviceClauseModifier> Device: Expression evaluated in device clause associated with the target directive, or null if no device clause is used and device modifier.
llvm::function_ref<llvm::Value*( CodeGenFunction&, const OMPLoopDirective&)> SizeEmitter: Callback to emit number of iterations for loop-based directives.

¶virtual void emitTargetDataCalls(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPExecutableDirective& D,
    const clang::Expr* IfCond,
    const clang::Expr* Device,
    const clang::CodeGen::RegionCodeGenTy&
        CodeGen,
    clang::CodeGen::CGOpenMPRuntime::
        TargetDataInfo& Info)

Description

Emit the target data mapping code associated with \a D.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1726

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPExecutableDirective& D: Directive to emit.
const clang::Expr* IfCond: Expression evaluated in if clause associated with the target directive, or null if no device clause is used.
const clang::Expr* Device: Expression evaluated in device clause associated with the target directive, or null if no device clause is used.
const clang::CodeGen::RegionCodeGenTy& CodeGen
clang::CodeGen::CGOpenMPRuntime::TargetDataInfo& Info: A record used to store information that needs to be preserved until the region is closed.

¶virtual void emitTargetDataStandAloneCall(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPExecutableDirective& D,
    const clang::Expr* IfCond,
    const clang::Expr* Device)

Description

Emit the data mapping/movement code associated with the directive\a D that should be of the form 'target [{enter|exit} data | update]'.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1739

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPExecutableDirective& D: Directive to emit.
const clang::Expr* IfCond: Expression evaluated in if clause associated with the target directive, or null if no if clause is used.
const clang::Expr* Device: Expression evaluated in device clause associated with the target directive, or null if no device clause is used.

¶virtual bool emitTargetFunctions(
    clang::GlobalDecl GD)

Description

Emit the target regions enclosed in \a GD function definition or the function itself in case it is a valid device function. Returns true if\a GD was dealt with successfully.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1609

Parameters

clang::GlobalDecl GD: Function to scan.

¶virtual bool emitTargetGlobal(
    clang::GlobalDecl GD)

Description

Emit the global \a GD if it is meaningful for the target. Returns if it was emitted successfully.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1624

Parameters

clang::GlobalDecl GD: Global to scan.

¶virtual bool emitTargetGlobalVariable(
    clang::GlobalDecl GD)

Description

Emit the global variable if it is a valid device global variable. Returns true if \a GD was dealt with successfully.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1614

Parameters

clang::GlobalDecl GD: Variable declaration to emit.

¶llvm::Value* emitTargetNumIterationsCall(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPExecutableDirective& D,
    llvm::function_ref<llvm::Value*(
        CodeGenFunction&,
        const OMPLoopDirective&)> SizeEmitter)

Description

Return the trip count of loops associated with constructs / 'target teams distribute' and 'teams distribute parallel for'.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:890

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPExecutableDirective& D
llvm::function_ref<llvm::Value*( CodeGenFunction&, const OMPLoopDirective&)> SizeEmitter: Emits the int64 value for the number of iterations of the associated loop.

¶virtual void emitTargetOutlinedFunction(
    const clang::OMPExecutableDirective& D,
    llvm::StringRef ParentName,
    llvm::Function*& OutlinedFn,
    llvm::Constant*& OutlinedFnID,
    bool IsOffloadEntry,
    const clang::CodeGen::RegionCodeGenTy&
        CodeGen)

Description

Emit outilined function for 'target' directive.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1578

Parameters

const clang::OMPExecutableDirective& D: Directive to emit.
llvm::StringRef ParentName: Name of the function that encloses the target region.
llvm::Function*& OutlinedFn: Outlined function value to be defined by this call.
llvm::Constant*& OutlinedFnID: Outlined function ID value to be defined by this call.
bool IsOffloadEntry: True if the outlined function is an offload entry.
const clang::CodeGen::RegionCodeGenTy& CodeGen: Code generation sequence for the \a D directive. An outlined function may not be an entry if, e.g. the if clause always evaluates to false.

¶virtual void emitTargetOutlinedFunctionHelper(
    const clang::OMPExecutableDirective& D,
    llvm::StringRef ParentName,
    llvm::Function*& OutlinedFn,
    llvm::Constant*& OutlinedFnID,
    bool IsOffloadEntry,
    const clang::CodeGen::RegionCodeGenTy&
        CodeGen)

Description

Helper to emit outlined function for 'target' directive.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:333

Parameters

const clang::OMPExecutableDirective& D: Directive to emit.
llvm::StringRef ParentName: Name of the function that encloses the target region.
llvm::Function*& OutlinedFn: Outlined function value to be defined by this call.
llvm::Constant*& OutlinedFnID: Outlined function ID value to be defined by this call.
bool IsOffloadEntry: True if the outlined function is an offload entry.
const clang::CodeGen::RegionCodeGenTy& CodeGen: Lambda codegen specific to an accelerator device. An outlined function may not be an entry if, e.g. the if clause always evaluates to false.

¶virtual void emitTaskCall(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    const clang::OMPExecutableDirective& D,
    llvm::Function* TaskFunction,
    clang::QualType SharedsTy,
    clang::CodeGen::Address Shareds,
    const clang::Expr* IfCond,
    const clang::CodeGen::OMPTaskDataTy& Data)

Description

Emit task region for the task directive. The task region is emitted in several steps: 1. Emit a call to kmp_task_t *__kmpc_omp_task_alloc(ident_t *, kmp_int32 gtid, kmp_int32 flags, size_t sizeof_kmp_task_t, size_t sizeof_shareds, kmp_routine_entry_t *task_entry). Here task_entry is a pointer to the function: kmp_int32 .omp_task_entry.(kmp_int32 gtid, kmp_task_t *tt) { TaskFunction(gtid, tt->part_id, tt->shareds); return 0; } 2. Copy a list of shared variables to field shareds of the resulting structure kmp_task_t returned by the previous call (if any). 3. Copy a pointer to destructions function to field destructions of the resulting structure kmp_task_t. 4. Emit a call to kmp_int32 __kmpc_omp_task(ident_t *, kmp_int32 gtid, kmp_task_t *new_task), where new_task is a resulting structure from previous items.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1354

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
const clang::OMPExecutableDirective& D: Current task directive.
llvm::Function* TaskFunction: An LLVM function with type void (*)(i32 /*gtid*/, i32 /*part_id*/, captured_struct */*__context*/);
clang::QualType SharedsTy: A type which contains references the shared variables.
clang::CodeGen::Address Shareds: Context with the list of shared variables from the \p TaskFunction.
const clang::Expr* IfCond: Not a nullptr if 'if' clause was specified, nullptr otherwise.
const clang::CodeGen::OMPTaskDataTy& Data: Additional data for task generation like tiednsee, final state, list of privates etc.

¶clang::CodeGen::CGOpenMPRuntime::TaskResultTy
emitTaskInit(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    const clang::OMPExecutableDirective& D,
    llvm::Function* TaskFunction,
    clang::QualType SharedsTy,
    clang::CodeGen::Address Shareds,
    const clang::CodeGen::OMPTaskDataTy& Data)

Description

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:882

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
const clang::OMPExecutableDirective& D: Current task directive.
llvm::Function* TaskFunction: An LLVM function with type void (*)(i32 /*gtid*/, i32 /*part_id*/, captured_struct */*__context*/);
clang::QualType SharedsTy: A type which contains references the shared variables.
clang::CodeGen::Address Shareds: Context with the list of shared variables from the \p TaskFunction.
const clang::CodeGen::OMPTaskDataTy& Data: Additional data for task generation like tiednsee, final state, list of privates etc.

¶virtual void emitTaskLoopCall(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    const clang::OMPLoopDirective& D,
    llvm::Function* TaskFunction,
    clang::QualType SharedsTy,
    clang::CodeGen::Address Shareds,
    const clang::Expr* IfCond,
    const clang::CodeGen::OMPTaskDataTy& Data)

Description

Emit task region for the taskloop directive. The taskloop region is emitted in several steps: 1. Emit a call to kmp_task_t *__kmpc_omp_task_alloc(ident_t *, kmp_int32 gtid, kmp_int32 flags, size_t sizeof_kmp_task_t, size_t sizeof_shareds, kmp_routine_entry_t *task_entry). Here task_entry is a pointer to the function: kmp_int32 .omp_task_entry.(kmp_int32 gtid, kmp_task_t *tt) { TaskFunction(gtid, tt->part_id, tt->shareds); return 0; } 2. Copy a list of shared variables to field shareds of the resulting structure kmp_task_t returned by the previous call (if any). 3. Copy a pointer to destructions function to field destructions of the resulting structure kmp_task_t. 4. Emit a call to void __kmpc_taskloop(ident_t *loc, int gtid, kmp_task_t *task, int if_val, kmp_uint64 *lb, kmp_uint64 *ub, kmp_int64 st, int nogroup, int sched, kmp_uint64 grainsize, void *task_dup ), where new_task is a resulting structure from previous items.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1389

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
const clang::OMPLoopDirective& D: Current task directive.
llvm::Function* TaskFunction: An LLVM function with type void (*)(i32 /*gtid*/, i32 /*part_id*/, captured_struct */*__context*/);
clang::QualType SharedsTy: A type which contains references the shared variables.
clang::CodeGen::Address Shareds: Context with the list of shared variables from the \p TaskFunction.
const clang::Expr* IfCond: Not a nullptr if 'if' clause was specified, nullptr otherwise.
const clang::CodeGen::OMPTaskDataTy& Data: Additional data for task generation like tiednsee, final state, list of privates etc.

¶virtual llvm::Function* emitTaskOutlinedFunction(
    const clang::OMPExecutableDirective& D,
    const clang::VarDecl* ThreadIDVar,
    const clang::VarDecl* PartIDVar,
    const clang::VarDecl* TaskTVar,
    clang::OpenMPDirectiveKind InnermostKind,
    const clang::CodeGen::RegionCodeGenTy&
        CodeGen,
    bool Tied,
    unsigned int& NumberOfParts)

Description

Emits outlined function for the OpenMP task directive \a D. This outlined function has type void(*)(kmp_int32 ThreadID, struct task_t* TaskT).

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:996

Parameters

const clang::OMPExecutableDirective& D: OpenMP directive.
const clang::VarDecl* ThreadIDVar: Variable for thread id in the current OpenMP region.
const clang::VarDecl* PartIDVar: Variable for partition id in the current OpenMP untied task region.
const clang::VarDecl* TaskTVar: Variable for task_t argument.
clang::OpenMPDirectiveKind InnermostKind: Kind of innermost directive (for simple directives it is a directive itself, for combined - its innermost directive).
const clang::CodeGen::RegionCodeGenTy& CodeGen: Code generation sequence for the \a D directive.
bool Tied: true if task is generated for tied task, false otherwise.
unsigned int& NumberOfParts: Number of parts in untied task. Ignored for tied tasks.

¶virtual void emitTaskReductionFini(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    bool IsWorksharingReduction)

Description

Emits the following code for reduction clause with task modifier:

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1528

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
bool IsWorksharingReduction

¶virtual void emitTaskReductionFixups(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    clang::CodeGen::ReductionCodeGen& RCG,
    unsigned int N)

Description

Required to resolve existing problems in the runtime. Emits threadprivate variables to store the size of the VLAs/array sections for initializer/combiner/finalizer functions.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1536

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
clang::CodeGen::ReductionCodeGen& RCG: Allows to reuse an existing data for the reductions.
unsigned int N: Reduction item for which fixups must be emitted.

¶virtual llvm::Value* emitTaskReductionInit(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    ArrayRef<const clang::Expr*> LHSExprs,
    ArrayRef<const clang::Expr*> RHSExprs,
    const clang::CodeGen::OMPTaskDataTy& Data)

Description

Emit a code for initialization of task reduction clause. Next code should be emitted for reduction: For reduction clause with task modifier it emits the next call:

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1518

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
ArrayRef<const clang::Expr*> LHSExprs: List of LHS in \a Data.ReductionOps reduction operations.
ArrayRef<const clang::Expr*> RHSExprs: List of RHS in \a Data.ReductionOps reduction operations.
const clang::CodeGen::OMPTaskDataTy& Data: Additional data for task generation like tiedness, final state, list of privates, reductions etc.

¶virtual void emitTaskgroupRegion(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::CodeGen::RegionCodeGenTy&
        TaskgroupOpGen,
    clang::SourceLocation Loc)

Description

Emit a taskgroup region.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1054

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::CodeGen::RegionCodeGenTy& TaskgroupOpGen: Generator for the statement associated with the given taskgroup region.
clang::SourceLocation Loc

¶virtual void emitTaskwaitCall(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    const clang::CodeGen::OMPTaskDataTy& Data)

Description

Emit code for 'taskwait' directive.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1549

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
const clang::CodeGen::OMPTaskDataTy& Data

¶virtual void emitTaskyieldCall(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc)

Description

Emits code for a taskyield directive.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1049

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc

¶virtual void emitTeamsCall(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPExecutableDirective& D,
    clang::SourceLocation Loc,
    llvm::Function* OutlinedFn,
    ArrayRef<llvm::Value*> CapturedVars)

Description

Emits code for teams call of the \a OutlinedFn with variables captured in a record which address is stored in \a CapturedStruct.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1642

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPExecutableDirective& D
clang::SourceLocation Loc
llvm::Function* OutlinedFn: Outlined function to be run by team masters. Type of this function is void(*)(kmp_int32 *, kmp_int32, struct context_vars*).
ArrayRef<llvm::Value*> CapturedVars: A pointer to the record with the references to variables used in \a OutlinedFn function.

¶virtual llvm::Function* emitTeamsOutlinedFunction(
    const clang::OMPExecutableDirective& D,
    const clang::VarDecl* ThreadIDVar,
    clang::OpenMPDirectiveKind InnermostKind,
    const clang::CodeGen::RegionCodeGenTy&
        CodeGen)

Description

Emits outlined function for the specified OpenMP teams directive\a D. This outlined function has type void(*)(kmp_int32 *ThreadID, kmp_int32 BoundID, struct context_vars*).

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:977

Parameters

const clang::OMPExecutableDirective& D: OpenMP directive.
const clang::VarDecl* ThreadIDVar: Variable for thread id in the current OpenMP region.
clang::OpenMPDirectiveKind InnermostKind: Kind of innermost directive (for simple directives it is a directive itself, for combined - its innermost directive).
const clang::CodeGen::RegionCodeGenTy& CodeGen: Code generation sequence for the \a D directive.

¶virtual clang::CodeGen::Address
emitThreadIDAddress(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc)

Description

Emits address of the word in a memory where current thread id is stored.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:394

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc

¶virtual llvm::Function*
emitThreadPrivateVarDefinition(
    const clang::VarDecl* VD,
    clang::CodeGen::Address VDAddr,
    clang::SourceLocation Loc,
    bool PerformInit,
    clang::CodeGen::CodeGenFunction* CGF =
        nullptr)

Description

Emit a code for initialization of threadprivate variable. It emits a call to runtime library which adds initial value to the newly created threadprivate variable (if it is not constant) and registers destructor for the variable (if any).

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1302

Parameters

const clang::VarDecl* VD: Threadprivate variable.
clang::CodeGen::Address VDAddr: Address of the global variable \a VD.
clang::SourceLocation Loc: Location of threadprivate declaration.
bool PerformInit: true if initialization expression is not constant.
clang::CodeGen::CodeGenFunction* CGF = nullptr

¶void emitThreadPrivateVarInit(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::CodeGen::Address VDAddr,
    llvm::Value* Ctor,
    llvm::Value* CopyCtor,
    llvm::Value* Dtor,
    clang::SourceLocation Loc)

Description

Emits initialization code for the threadprivate variables.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:839

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::CodeGen::Address VDAddr: Address of the global variable \a VD.
llvm::Value* Ctor: Pointer to a global init function for \a VD.
llvm::Value* CopyCtor: Pointer to a global copy function for \a VD.
llvm::Value* Dtor: Pointer to a global destructor function for \a VD.
clang::SourceLocation Loc: Location of threadprivate declaration.

¶void emitUDMapperArrayInitOrDel(
    clang::CodeGen::CodeGenFunction& MapperCGF,
    llvm::Value* Handle,
    llvm::Value* BasePtr,
    llvm::Value* Ptr,
    llvm::Value* Size,
    llvm::Value* MapType,
    llvm::Value* MapName,
    clang::CharUnits ElementSize,
    llvm::BasicBlock* ExitBB,
    bool IsInit)

Description

Emit the array initialization or deletion portion for user-defined mapper code generation.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:845

Parameters

clang::CodeGen::CodeGenFunction& MapperCGF
llvm::Value* Handle
llvm::Value* BasePtr
llvm::Value* Ptr
llvm::Value* Size
llvm::Value* MapType
llvm::Value* MapName
clang::CharUnits ElementSize
llvm::BasicBlock* ExitBB
bool IsInit

¶void emitUpdateClause(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::CodeGen::LValue DepobjLVal,
    clang::OpenMPDependClauseKind NewDepKind,
    clang::SourceLocation Loc)

Description

Updates the dependency kind in the specified depobj object.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1914

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::CodeGen::LValue DepobjLVal: LValue for the main depobj object.
clang::OpenMPDependClauseKind NewDepKind: New dependency kind.
clang::SourceLocation Loc

¶llvm::Value* emitUpdateLocation(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    unsigned int Flags = 0)

Description

Emits object of ident_t type with info for source location.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:343

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
unsigned int Flags = 0: Flags for OpenMP location.

¶void emitUserDefinedMapper(
    const clang::OMPDeclareMapperDecl* D,
    clang::CodeGen::CodeGenFunction* CGF =
        nullptr)

Description

Emit the function for the user defined mapper construct.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:950

Parameters

const clang::OMPDeclareMapperDecl* D
clang::CodeGen::CodeGenFunction* CGF = nullptr

¶virtual void emitUserDefinedReduction(
    clang::CodeGen::CodeGenFunction* CGF,
    const clang::OMPDeclareReductionDecl* D)

Description

Emit code for the specified user defined reduction construct.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:943

Parameters

clang::CodeGen::CodeGenFunction* CGF
const clang::OMPDeclareReductionDecl* D

¶void emitUsesAllocatorsFini(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::Expr* Allocator)

Description

Destroys user defined allocators specified in the uses_allocators clause.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1923

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::Expr* Allocator

¶void emitUsesAllocatorsInit(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::Expr* Allocator,
    const clang::Expr* AllocatorTraits)

Description

Initializes user defined allocators specified in the uses_allocators clauses.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1919

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::Expr* Allocator
const clang::Expr* AllocatorTraits

¶virtual void functionFinished(
    clang::CodeGen::CodeGenFunction& CGF)

Description

Cleans up references to the objects in finished function.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1004

Parameters

clang::CodeGen::CodeGenFunction& CGF

¶virtual clang::CodeGen::Address
getAddrOfArtificialThreadPrivate(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::QualType VarType,
    llvm::StringRef Name)

Description

Creates artificial threadprivate variable with name \p Name and type \p VarType.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1318

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::QualType VarType: Type of the artificial threadprivate variable.
llvm::StringRef Name: Name of the artificial threadprivate variable.

¶virtual clang::CodeGen::Address
getAddrOfDeclareTargetVar(
    const clang::VarDecl* VD)

Description

Returns the address of the variable marked as declare target with link clause OR as declare target with to clause and unified memory.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1291

Parameters

const clang::VarDecl* VD

¶virtual clang::CodeGen::Address
getAddrOfThreadPrivate(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::VarDecl* VD,
    clang::CodeGen::Address VDAddr,
    clang::SourceLocation Loc)

Description

Returns address of the threadprivate variable for the current thread.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1284

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::VarDecl* VD: Threadprivate variable.
clang::CodeGen::Address VDAddr: Address of the global variable \a VD.
clang::SourceLocation Loc: Location of the reference to threadprivate var.

Returns

Address of the threadprivate variable for the current thread.

¶virtual clang::CodeGen::Address
getAddressOfLocalVariable(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::VarDecl* VD)

Description

Gets the OpenMP-specific address of the local variable.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1802

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::VarDecl* VD

¶llvm::Value* getCriticalRegionLock(
    llvm::StringRef CriticalName)

Description

Returns corresponding lock object for the specified critical region name. If the lock object does not exist it is created, otherwise the reference to the existing copy is returned.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:420

Parameters

llvm::StringRef CriticalName: Name of the critical region.

¶virtual void getDefaultDistScheduleAndChunk(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPLoopDirective& S,
    clang::OpenMPDistScheduleClauseKind&
        ScheduleKind,
    llvm::Value*& Chunk) const

Description

Choose default schedule type and chunk value for the dist_schedule clause.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1780

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPLoopDirective& S
clang::OpenMPDistScheduleClauseKind& ScheduleKind
llvm::Value*& Chunk

¶static unsigned int getDefaultFlagsForBarriers(
    clang::OpenMPDirectiveKind Kind)

Description

Returns default flags for the barriers depending on the directive, for which this barier is going to be emitted.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:410

Parameters

clang::OpenMPDirectiveKind Kind

¶virtual unsigned int
getDefaultLocationReserved2Flags() const

Description

Returns additional flags that can be stored in reserved_2 field of the default location.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:406

¶llvm::AtomicOrdering getDefaultMemoryOrdering()
    const

Description

Gets default memory ordering as specified in requires directive.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1823

¶virtual void getDefaultScheduleAndChunk(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPLoopDirective& S,
    clang::OpenMPScheduleClauseKind& ScheduleKind,
    const clang::Expr*& ChunkExpr) const

Description

Choose default schedule type and chunk value for the schedule clause.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1786

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPLoopDirective& S
clang::OpenMPScheduleClauseKind& ScheduleKind
const clang::Expr*& ChunkExpr

¶std::pair<llvm::Value*, LValue> getDepobjElements(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::CodeGen::LValue DepobjLVal,
    clang::SourceLocation Loc)

Description

Returns the number of the elements and the address of the depobj dependency array.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:905

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::CodeGen::LValue DepobjLVal
clang::SourceLocation Loc

Returns

Number of elements in depobj array and the pointer to the array of dependencies.

¶llvm::Type* getIdentTyPointerTy()

Description

Returns pointer to ident_t type.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:376

¶llvm::ArrayType* getKmpCriticalNameTy() const

Description

Get the LLVM type for the critical name.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:413

¶llvm::Type* getKmpc_MicroPointerTy()

Description

Returns pointer to kmpc_micro type.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:786

¶std::string getName(
    ArrayRef<llvm::StringRef> Parts) const

Description

Get the platform-specific name separator.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:940

Parameters

ArrayRef<llvm::StringRef> Parts

¶const clang::Expr*
getNumTeamsExprForTargetDirective(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPExecutableDirective& D,
    int32_t& DefaultVal)

Description

Emit the number of teams for a target directive. Inspect the num_teams clause associated with a teams construct combined or closely nested with the target directive. Emit a team of size one for directives such as 'target parallel' that have no associated teams construct. Otherwise, return nullptr.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:354

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPExecutableDirective& D
int32_t& DefaultVal

¶const clang::Expr*
getNumThreadsExprForTargetDirective(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::OMPExecutableDirective& D,
    int32_t& DefaultVal)

Description

Emit the number of threads for a target directive. Inspect the thread_limit clause associated with a teams construct combined or closely nested with the target directive. Emit the num_threads clause for directives such as 'target parallel' that have no associated teams construct. Otherwise, return nullptr.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:368

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::OMPExecutableDirective& D
int32_t& DefaultVal

¶llvm::OpenMPIRBuilder& getOMPBuilder()

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:305

¶llvm::GlobalVariable* getOrCreateInternalVariable(
    llvm::Type* Ty,
    const llvm::Twine& Name,
    unsigned int AddressSpace = 0)

Description

Gets (if variable with the given name already exist) or creates internal global variable with the specified Name. The created variable has linkage CommonLinkage by default and is initialized by null value.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:823

Parameters

llvm::Type* Ty: Type of the global variable. If it is exist already the type must be the same.
const llvm::Twine& Name: Name of the variable.
unsigned int AddressSpace = 0

¶llvm::Constant* getOrCreateThreadPrivateCache(
    const clang::VarDecl* VD)

Description

If the specified mangled name is not in the module, create and return threadprivate cache object. This object is a pointer's worth of storage that's reserved for use by the OpenMP runtime.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:815

Parameters

const clang::VarDecl* VD: Threadprivate variable.

Returns

Cache variable for the specified threadprivate.

¶llvm::Function* getOrCreateUserDefinedMapperFunc(
    const clang::OMPDeclareMapperDecl* D)

Description

Get the function for the specified user-defined mapper. If it does not exist, create one.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:955

Parameters

const clang::OMPDeclareMapperDecl* D

¶virtual llvm::StringRef getOutlinedHelperName()
    const

Description

Get the function name of an outlined region.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:385

¶virtual clang::CodeGen::Address
getParameterAddress(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::VarDecl* NativeParam,
    const clang::VarDecl* TargetParam) const

Description

Gets the address of the native argument basing on the address of the target-specific parameter.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1774

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::VarDecl* NativeParam: Parameter itself.
const clang::VarDecl* TargetParam: Corresponding target-specific parameter.

¶static const clang::Stmt* getSingleCompoundChild(
    clang::ASTContext& Ctx,
    const clang::Stmt* Body)

Description

Checks if the \p Body is the \a CompoundStmt and returns its child statement iff there is only one that is not evaluatable at the compile time.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:937

Parameters

clang::ASTContext& Ctx
const clang::Stmt* Body

¶virtual clang::CodeGen::Address
getTaskReductionItem(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc,
    llvm::Value* ReductionsPtr,
    clang::CodeGen::LValue SharedLVal)

Description

Get the address of `void *` type of the privatue copy of the reduction item specified by the \p SharedLVal.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1544

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc
llvm::Value* ReductionsPtr: Pointer to the reduction data returned by the emitTaskReductionInit function.
clang::CodeGen::LValue SharedLVal: Address of the original reduction item.

¶llvm::Value* getThreadID(
    clang::CodeGen::CodeGenFunction& CGF,
    clang::SourceLocation Loc)

Description

Gets thread id value for the current thread.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:380

Parameters

clang::CodeGen::CodeGenFunction& CGF
clang::SourceLocation Loc

¶virtual std::pair<llvm::Function*,
                  llvm::Function*>
getUserDefinedReduction(
    const clang::OMPDeclareReductionDecl* D)

Description

Get combiner/initializer for the specified user-defined reduction, if any.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:947

Parameters

const clang::OMPDeclareReductionDecl* D

¶virtual bool hasAllocateAttributeForGlobalVar(
    const clang::VarDecl* VD,
    clang::LangAS& AS)

Description

Checks if the variable has associated OMPAllocateDeclAttr attribute with the predefined allocator and translates it into the corresponding address space.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1828

Parameters

const clang::VarDecl* VD
clang::LangAS& AS

¶bool hasRequiresUnifiedSharedMemory() const

Description

Return whether the unified_shared_memory has been specified.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1831

¶virtual bool isDefaultLocationConstant() const

Description

Check if the default location must be constant. Default is false to support OMPT/OMPD.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:402

¶virtual bool isDynamic(
    clang::OpenMPScheduleClauseKind ScheduleKind)
    const

Description

Check if the specified \a ScheduleKind is dynamic. This kind of worksharing directive is emitted without outer loop.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1123

Parameters

clang::OpenMPScheduleClauseKind ScheduleKind: Schedule Kind specified in the 'schedule' clause.

¶bool isLocalVarInUntiedTask(
    clang::CodeGen::CodeGenFunction& CGF,
    const clang::VarDecl* VD) const

Description

Returns true if the variable is a local variable in untied task.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1926

Parameters

clang::CodeGen::CodeGenFunction& CGF
const clang::VarDecl* VD

¶bool isNontemporalDecl(
    const clang::ValueDecl* VD) const

Description

Checks if the \p VD variable is marked as nontemporal declaration in current context.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1835

Parameters

const clang::ValueDecl* VD

¶virtual bool isStaticChunked(
    clang::OpenMPScheduleClauseKind ScheduleKind,
    bool Chunked) const

Description

Check if the specified \a ScheduleKind is static chunked.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1109

Parameters

clang::OpenMPScheduleClauseKind ScheduleKind: Schedule kind specified in the 'schedule' clause.
bool Chunked: True if chunk is specified in the clause.

¶virtual bool isStaticChunked(
    clang::OpenMPDistScheduleClauseKind
        ScheduleKind,
    bool Chunked) const

Description

Check if the specified \a ScheduleKind is static non-chunked.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1116

Parameters

clang::OpenMPDistScheduleClauseKind ScheduleKind: Schedule kind specified in the 'dist_schedule' clause.
bool Chunked: True if chunk is specified in the clause.

¶virtual bool isStaticNonchunked(
    clang::OpenMPScheduleClauseKind ScheduleKind,
    bool Chunked) const

Description

Check if the specified \a ScheduleKind is static non-chunked. This kind of worksharing directive is emitted without outer loop.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1094

Parameters

clang::OpenMPScheduleClauseKind ScheduleKind: Schedule kind specified in the 'schedule' clause.
bool Chunked: True if chunk is specified in the clause.

¶virtual bool isStaticNonchunked(
    clang::OpenMPDistScheduleClauseKind
        ScheduleKind,
    bool Chunked) const

Description

Check if the specified \a ScheduleKind is static non-chunked. This kind of distribute directive is emitted without outer loop.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1102

Parameters

clang::OpenMPDistScheduleClauseKind ScheduleKind: Schedule kind specified in the 'dist_schedule' clause.
bool Chunked: True if chunk is specified in the clause.

¶void loadOffloadInfoMetadata()

Description

Loads all the offload entries information from the host IR metadata.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:774

¶bool markAsGlobalTarget(clang::GlobalDecl GD)

Description

Marks the declaration as already emitted for the device code and returns true, if it was marked already, and false, otherwise.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1807

Parameters

clang::GlobalDecl GD

¶virtual void processRequiresDirective(
    const clang::OMPRequiresDecl* D)

Description

Perform check on requires decl to ensure that target architecture supports unified addressing

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1820

Parameters

const clang::OMPRequiresDecl* D

¶virtual void registerTargetGlobalVariable(
    const clang::VarDecl* VD,
    llvm::Constant* Addr)

Description

Checks if the provided global decl \a GD is a declare target variable and registers it when emitting code for the host.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1618

Parameters

const clang::VarDecl* VD
llvm::Constant* Addr

¶void scanForTargetRegionsFunctions(
    const clang::Stmt* S,
    llvm::StringRef ParentName)

Description

Start scanning from statement \a S and and emit all target regions found along the way.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:780

Parameters

const clang::Stmt* S: Starting statement.
llvm::StringRef ParentName: Name of the function declaration that is being scanned.

¶void setLocThreadIdInsertPt(
    clang::CodeGen::CodeGenFunction& CGF,
    bool AtCurrentPoint = false)

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:396

Parameters

clang::CodeGen::CodeGenFunction& CGF
bool AtCurrentPoint = false

¶virtual const clang::VarDecl* translateParameter(
    const clang::FieldDecl* FD,
    const clang::VarDecl* NativeParam) const

Description

Translates the native parameter of outlined function if this is required for target.

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:1765

Parameters

const clang::FieldDecl* FD: Field decl from captured record for the parameter.
const clang::VarDecl* NativeParam: Parameter itself.

¶virtual ~CGOpenMPRuntime()

Declared at: clang/lib/CodeGen/CGOpenMPRuntime.h:920

class CGOpenMPRuntime

Declaration

Member Variables

Method Overview

Methods

¶CGOpenMPRuntime( clang::CodeGen::CodeGenModule& CGM, llvm::StringRef FirstSeparator, llvm::StringRef Separator)

Description

Parameters

¶CGOpenMPRuntime( clang::CodeGen::CodeGenModule& CGM)

Parameters

¶virtual void adjustTargetSpecificDataForLambdas( clang::CodeGen::CodeGenFunction& CGF, const clang::OMPExecutableDirective& D) const

Description

Parameters

¶virtual void checkAndEmitLastprivateConditional( clang::CodeGen::CodeGenFunction& CGF, const clang::Expr* LHS)

Description

Parameters

¶virtual void checkAndEmitSharedLastprivateConditional( clang::CodeGen::CodeGenFunction& CGF, const clang::OMPExecutableDirective& D, const llvm::DenseSet< CanonicalDeclPtr<const VarDecl>>& IgnoredDecls)

Description

Parameters

¶virtual void clear()

¶void clearLocThreadIdInsertPt( clang::CodeGen::CodeGenFunction& CGF)

Parameters

¶llvm::FunctionCallee createDispatchFiniFunction( unsigned int IVSize, bool IVSigned)

Description

Parameters

¶llvm::FunctionCallee createDispatchInitFunction( unsigned int IVSize, bool IVSigned)

Description

Parameters

¶llvm::FunctionCallee createDispatchNextFunction( unsigned int IVSize, bool IVSigned)

Description

Parameters

¶llvm::FunctionCallee createForStaticInitFunction( unsigned int IVSize, bool IVSigned, bool IsGPUDistribute)

Description

Parameters

¶void createOffloadEntriesAndInfoMetadata()

Description

¶virtual void createOffloadEntry( llvm::Constant* ID, llvm::Constant* Addr, uint64_t Size, int32_t Flags, llvm::GlobalValue::LinkageTypes Linkage)

Description

Parameters

¶virtual void emitBarrierCall( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, clang::OpenMPDirectiveKind Kind, bool EmitChecks = true, bool ForceSimpleCall = false)

Description

Parameters

¶void emitCall( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, llvm::FunctionCallee Callee, ArrayRef<llvm::Value*> Args = llvm::None) const

Description

Parameters

¶virtual void emitCancelCall( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, const clang::Expr* IfCond, clang::OpenMPDirectiveKind CancelRegion)

Description

Parameters

¶virtual void emitCancellationPointCall( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, clang::OpenMPDirectiveKind CancelRegion)

Description

Parameters

¶virtual void emitCriticalRegion( clang::CodeGen::CodeGenFunction& CGF, llvm::StringRef CriticalName, const clang::CodeGen::RegionCodeGenTy& CriticalOpGen, clang::SourceLocation Loc, const clang::Expr* Hint = nullptr)

Description

Parameters

¶virtual void emitDeclareSimdFunction( const clang::FunctionDecl* FD, llvm::Function* Fn)

Description

Parameters

¶virtual bool emitDeclareTargetVarDefinition( const clang::VarDecl* VD, llvm::GlobalVariable* Addr, bool PerformInit)

Description

Parameters

¶void emitDeferredTargetDecls() const

Description

¶std::pair<llvm::Value*, Address> emitDependClause( clang::CodeGen::CodeGenFunction& CGF, ArrayRef<OMPTaskDataTy::DependData> Dependencies, clang::SourceLocation Loc)

Description

Parameters

Returns

¶clang::CodeGen::Address emitDepobjDependClause( clang::CodeGen::CodeGenFunction& CGF, const OMPTaskDataTy::DependData& Dependencies, clang::SourceLocation Loc)

Description

Parameters

Returns

¶void emitDepobjElements( clang::CodeGen::CodeGenFunction& CGF, clang::QualType& KmpDependInfoTy, clang::CodeGen::LValue PosLVal, const OMPTaskDataTy::DependData& Data, clang::CodeGen::Address DependenciesArray)

Parameters

¶SmallVector<llvm::Value*, 4> emitDepobjElementsSizes( clang::CodeGen::CodeGenFunction& CGF, clang::QualType& KmpDependInfoTy, const OMPTaskDataTy::DependData& Data)

Parameters

¶void emitDestroyClause( clang::CodeGen::CodeGenFunction& CGF, clang::CodeGen::LValue DepobjLVal, clang::SourceLocation Loc)

Description

Parameters

¶virtual void emitDistributeStaticInit( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, clang::OpenMPDistScheduleClauseKind SchedKind, const clang::CodeGen::CGOpenMPRuntime:: StaticRTInput& Values)

Parameters

¶virtual void emitDoacrossInit( clang::CodeGen::CodeGenFunction& CGF, const clang::OMPLoopDirective& D, ArrayRef<clang::Expr*> NumIterations)

¶`CGOpenMPRuntime( clang::CodeGen::CodeGenModule& CGM, llvm::StringRef FirstSeparator, llvm::StringRef Separator)`

¶`CGOpenMPRuntime( clang::CodeGen::CodeGenModule& CGM)`

¶`virtual void adjustTargetSpecificDataForLambdas( clang::CodeGen::CodeGenFunction& CGF, const clang::OMPExecutableDirective& D) const`

¶`virtual void checkAndEmitLastprivateConditional( clang::CodeGen::CodeGenFunction& CGF, const clang::Expr* LHS)`

¶`virtual void checkAndEmitSharedLastprivateConditional( clang::CodeGen::CodeGenFunction& CGF, const clang::OMPExecutableDirective& D, const llvm::DenseSet< CanonicalDeclPtr<const VarDecl>>& IgnoredDecls)`

¶`virtual void clear()`

¶`void clearLocThreadIdInsertPt( clang::CodeGen::CodeGenFunction& CGF)`

¶`llvm::FunctionCallee createDispatchFiniFunction( unsigned int IVSize, bool IVSigned)`

¶`llvm::FunctionCallee createDispatchInitFunction( unsigned int IVSize, bool IVSigned)`

¶`llvm::FunctionCallee createDispatchNextFunction( unsigned int IVSize, bool IVSigned)`

¶`llvm::FunctionCallee createForStaticInitFunction( unsigned int IVSize, bool IVSigned, bool IsGPUDistribute)`

¶`void createOffloadEntriesAndInfoMetadata()`

¶`virtual void createOffloadEntry( llvm::Constant* ID, llvm::Constant* Addr, uint64_t Size, int32_t Flags, llvm::GlobalValue::LinkageTypes Linkage)`

¶`virtual void emitBarrierCall( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, clang::OpenMPDirectiveKind Kind, bool EmitChecks = true, bool ForceSimpleCall = false)`

¶`void emitCall( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, llvm::FunctionCallee Callee, ArrayRef<llvm::Value*> Args = llvm::None) const`

¶`virtual void emitCancelCall( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, const clang::Expr* IfCond, clang::OpenMPDirectiveKind CancelRegion)`

¶`virtual void emitCancellationPointCall( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, clang::OpenMPDirectiveKind CancelRegion)`

¶`virtual void emitCriticalRegion( clang::CodeGen::CodeGenFunction& CGF, llvm::StringRef CriticalName, const clang::CodeGen::RegionCodeGenTy& CriticalOpGen, clang::SourceLocation Loc, const clang::Expr* Hint = nullptr)`

¶`virtual void emitDeclareSimdFunction( const clang::FunctionDecl* FD, llvm::Function* Fn)`

¶`virtual bool emitDeclareTargetVarDefinition( const clang::VarDecl* VD, llvm::GlobalVariable* Addr, bool PerformInit)`

¶`void emitDeferredTargetDecls() const`

¶`std::pair<llvm::Value*, Address> emitDependClause( clang::CodeGen::CodeGenFunction& CGF, ArrayRef<OMPTaskDataTy::DependData> Dependencies, clang::SourceLocation Loc)`

¶`clang::CodeGen::Address emitDepobjDependClause( clang::CodeGen::CodeGenFunction& CGF, const OMPTaskDataTy::DependData& Dependencies, clang::SourceLocation Loc)`

¶`void emitDepobjElements( clang::CodeGen::CodeGenFunction& CGF, clang::QualType& KmpDependInfoTy, clang::CodeGen::LValue PosLVal, const OMPTaskDataTy::DependData& Data, clang::CodeGen::Address DependenciesArray)`

¶`SmallVector<llvm::Value*, 4> emitDepobjElementsSizes( clang::CodeGen::CodeGenFunction& CGF, clang::QualType& KmpDependInfoTy, const OMPTaskDataTy::DependData& Data)`

¶`void emitDestroyClause( clang::CodeGen::CodeGenFunction& CGF, clang::CodeGen::LValue DepobjLVal, clang::SourceLocation Loc)`

¶`virtual void emitDistributeStaticInit( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, clang::OpenMPDistScheduleClauseKind SchedKind, const clang::CodeGen::CGOpenMPRuntime:: StaticRTInput& Values)`

¶`virtual void emitDoacrossInit( clang::CodeGen::CodeGenFunction& CGF, const clang::OMPLoopDirective& D, ArrayRef<clang::Expr*> NumIterations)`

¶`virtual void emitDoacrossOrdered( clang::CodeGen::CodeGenFunction& CGF, const clang::OMPDependClause* C)`

¶`virtual void emitFlush( clang::CodeGen::CodeGenFunction& CGF, ArrayRef<const clang::Expr*> Vars, clang::SourceLocation Loc, llvm::AtomicOrdering AO)`

¶`virtual void emitForDispatchInit( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, const clang::OpenMPScheduleTy& ScheduleKind, unsigned int IVSize, bool IVSigned, bool Ordered, const clang::CodeGen::CGOpenMPRuntime:: DispatchRTInput& DispatchValues)`

¶`virtual llvm::Value* emitForNext( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, unsigned int IVSize, bool IVSigned, clang::CodeGen::Address IL, clang::CodeGen::Address LB, clang::CodeGen::Address UB, clang::CodeGen::Address ST)`

¶`virtual void emitForOrderedIterationEnd( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, unsigned int IVSize, bool IVSigned)`

¶`virtual void emitForStaticFinish( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, clang::OpenMPDirectiveKind DKind)`

¶`virtual void emitForStaticInit( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, clang::OpenMPDirectiveKind DKind, const clang::OpenMPScheduleTy& ScheduleKind, const clang::CodeGen::CGOpenMPRuntime:: StaticRTInput& Values)`

¶`virtual void emitFunctionProlog( clang::CodeGen::CodeGenFunction& CGF, const clang::Decl* D)`

¶`void emitIfClause( clang::CodeGen::CodeGenFunction& CGF, const clang::Expr* Cond, const clang::CodeGen::RegionCodeGenTy& ThenGen, const clang::CodeGen::RegionCodeGenTy& ElseGen)`

¶`virtual void emitInlinedDirective( clang::CodeGen::CodeGenFunction& CGF, clang::OpenMPDirectiveKind InnermostKind, const clang::CodeGen::RegionCodeGenTy& CodeGen, bool HasCancel = false)`

¶`void emitKmpRoutineEntryT( clang::QualType KmpInt32Ty)`

¶`virtual void emitLastprivateConditionalFinalUpdate( clang::CodeGen::CodeGenFunction& CGF, clang::CodeGen::LValue PrivLVal, const clang::VarDecl* VD, clang::SourceLocation Loc)`

¶`clang::CodeGen::Address emitLastprivateConditionalInit( clang::CodeGen::CodeGenFunction& CGF, const clang::VarDecl* VD)`

¶`void emitLastprivateConditionalUpdate( clang::CodeGen::CodeGenFunction& CGF, clang::CodeGen::LValue IVLVal, llvm::StringRef UniqueDeclName, clang::CodeGen::LValue LVal, clang::SourceLocation Loc)`

¶`virtual void emitMaskedRegion( clang::CodeGen::CodeGenFunction& CGF, const clang::CodeGen::RegionCodeGenTy& MaskedOpGen, clang::SourceLocation Loc, const clang::Expr* Filter = nullptr)`

¶`virtual void emitMasterRegion( clang::CodeGen::CodeGenFunction& CGF, const clang::CodeGen::RegionCodeGenTy& MasterOpGen, clang::SourceLocation Loc)`

¶`virtual void emitNumTeamsClause( clang::CodeGen::CodeGenFunction& CGF, const clang::Expr* NumTeams, const clang::Expr* ThreadLimit, clang::SourceLocation Loc)`

¶`llvm::Value* emitNumTeamsForTargetDirective( clang::CodeGen::CodeGenFunction& CGF, const clang::OMPExecutableDirective& D)`

¶`virtual void emitNumThreadsClause( clang::CodeGen::CodeGenFunction& CGF, llvm::Value* NumThreads, clang::SourceLocation Loc)`

¶`llvm::Value* emitNumThreadsForTargetDirective( clang::CodeGen::CodeGenFunction& CGF, const clang::OMPExecutableDirective& D)`

¶`virtual void emitOrderedRegion( clang::CodeGen::CodeGenFunction& CGF, const clang::CodeGen::RegionCodeGenTy& OrderedOpGen, clang::SourceLocation Loc, bool IsThreads)`

¶`virtual void emitOutlinedFunctionCall( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, llvm::FunctionCallee OutlinedFn, ArrayRef<llvm::Value*> Args = llvm::None) const`

¶`virtual void emitParallelCall( clang::CodeGen::CodeGenFunction& CGF, clang::SourceLocation Loc, llvm::Function* OutlinedFn, ArrayRef<llvm::Value> CapturedVars, const clang::Expr IfCond, llvm::Value* NumThreads)`

¶`virtual llvm::Function* emitParallelOutlinedFunction( const clang::OMPExecutableDirective& D, const clang::VarDecl* ThreadIDVar, clang::OpenMPDirectiveKind InnermostKind, const clang::CodeGen::RegionCodeGenTy& CodeGen)`