#include "/home/buildbot/as-worker-4/publish-doxygen-docs/llvm-project/clang/lib/CodeGen/CGOpenMPRuntime.h"

Inheritance diagram for clang::CodeGen::CGOpenMPRuntime:

Collaboration diagram for clang::CodeGen::CGOpenMPRuntime:

[legend]

Classes
class	DisableAutoDeclareTargetRAII
	Allows to disable automatic handling of functions used in target regions as those marked as `omp declare target`. More...

struct	DispatchRTInput
	struct with the values to be passed to the dispatch runtime function More...

struct	LastprivateConditionalData
	Maps the expression for the lastprivate variable to the global copy used to store new value because original variables are not mapped in inner parallel regions. More...

class	LastprivateConditionalRAII
	Manages list of lastprivate conditional decls for the specified directive. More...

class	NontemporalDeclsRAII
	Manages list of nontemporal decls for the specified directive. More...

struct	ReductionOptionsTy

struct	StaticRTInput
	Struct with the values to be passed to the static runtime function. More...

class	TargetDataInfo
	Struct that keeps all the relevant information that should be kept throughout a 'target data' region. More...

class	UntiedTaskLocalDeclsRAII
	Manages list of nontemporal decls for the specified directive. More...

Public Member Functions
llvm::OpenMPIRBuilder &	getOMPBuilder ()

	CGOpenMPRuntime (CodeGenModule &CGM)

virtual	~CGOpenMPRuntime ()

virtual void	clear ()

void	emitIfClause (CodeGenFunction &CGF, const Expr *Cond, const RegionCodeGenTy &ThenGen, const RegionCodeGenTy &ElseGen)
	Emits code for OpenMP 'if' clause using specified CodeGen function. More...

std::string	getName (ArrayRef< StringRef > Parts) const
	Get the platform-specific name separator. More...

virtual void	emitUserDefinedReduction (CodeGenFunction CGF, const OMPDeclareReductionDecl D)
	Emit code for the specified user defined reduction construct. More...

virtual std::pair< llvm::Function , llvm::Function >	getUserDefinedReduction (const OMPDeclareReductionDecl *D)
	Get combiner/initializer for the specified user-defined reduction, if any. More...

void	emitUserDefinedMapper (const OMPDeclareMapperDecl D, CodeGenFunction CGF=nullptr)
	Emit the function for the user defined mapper construct. More...

llvm::Function *	getOrCreateUserDefinedMapperFunc (const OMPDeclareMapperDecl *D)
	Get the function for the specified user-defined mapper. More...

virtual llvm::Function *	emitParallelOutlinedFunction (const OMPExecutableDirective &D, const VarDecl *ThreadIDVar, OpenMPDirectiveKind InnermostKind, const RegionCodeGenTy &CodeGen)
	Emits outlined function for the specified OpenMP parallel directive D. More...

virtual llvm::Function *	emitTeamsOutlinedFunction (const OMPExecutableDirective &D, const VarDecl *ThreadIDVar, OpenMPDirectiveKind InnermostKind, const RegionCodeGenTy &CodeGen)
	Emits outlined function for the specified OpenMP teams directive D. More...

virtual llvm::Function *	emitTaskOutlinedFunction (const OMPExecutableDirective &D, const VarDecl ThreadIDVar, const VarDecl PartIDVar, const VarDecl *TaskTVar, OpenMPDirectiveKind InnermostKind, const RegionCodeGenTy &CodeGen, bool Tied, unsigned &NumberOfParts)
	Emits outlined function for the OpenMP task directive D. More...

virtual void	functionFinished (CodeGenFunction &CGF)
	Cleans up references to the objects in finished function. More...

virtual void	emitParallelCall (CodeGenFunction &CGF, SourceLocation Loc, llvm::Function OutlinedFn, ArrayRef< llvm::Value > CapturedVars, const Expr IfCond, llvm::Value NumThreads)
	Emits code for parallel or serial call of the OutlinedFn with variables captured in a record which address is stored in CapturedStruct. More...

virtual void	emitCriticalRegion (CodeGenFunction &CGF, StringRef CriticalName, const RegionCodeGenTy &CriticalOpGen, SourceLocation Loc, const Expr *Hint=nullptr)
	Emits a critical region. More...

virtual void	emitMasterRegion (CodeGenFunction &CGF, const RegionCodeGenTy &MasterOpGen, SourceLocation Loc)
	Emits a master region. More...

virtual void	emitMaskedRegion (CodeGenFunction &CGF, const RegionCodeGenTy &MaskedOpGen, SourceLocation Loc, const Expr *Filter=nullptr)
	Emits a masked region. More...

virtual void	emitTaskyieldCall (CodeGenFunction &CGF, SourceLocation Loc)
	Emits code for a taskyield directive. More...

virtual void	emitTaskgroupRegion (CodeGenFunction &CGF, const RegionCodeGenTy &TaskgroupOpGen, SourceLocation Loc)
	Emit a taskgroup region. More...

virtual void	emitSingleRegion (CodeGenFunction &CGF, const RegionCodeGenTy &SingleOpGen, SourceLocation Loc, ArrayRef< const Expr * > CopyprivateVars, ArrayRef< const Expr * > DestExprs, ArrayRef< const Expr * > SrcExprs, ArrayRef< const Expr * > AssignmentOps)
	Emits a single region. More...

virtual void	emitOrderedRegion (CodeGenFunction &CGF, const RegionCodeGenTy &OrderedOpGen, SourceLocation Loc, bool IsThreads)
	Emit an ordered region. More...

virtual void	emitBarrierCall (CodeGenFunction &CGF, SourceLocation Loc, OpenMPDirectiveKind Kind, bool EmitChecks=true, bool ForceSimpleCall=false)
	Emit an implicit/explicit barrier for OpenMP threads. More...

virtual bool	isStaticNonchunked (OpenMPScheduleClauseKind ScheduleKind, bool Chunked) const
	Check if the specified ScheduleKind is static non-chunked. More...

virtual bool	isStaticNonchunked (OpenMPDistScheduleClauseKind ScheduleKind, bool Chunked) const
	Check if the specified ScheduleKind is static non-chunked. More...

virtual bool	isStaticChunked (OpenMPScheduleClauseKind ScheduleKind, bool Chunked) const
	Check if the specified ScheduleKind is static chunked. More...

virtual bool	isStaticChunked (OpenMPDistScheduleClauseKind ScheduleKind, bool Chunked) const
	Check if the specified ScheduleKind is static non-chunked. More...

virtual bool	isDynamic (OpenMPScheduleClauseKind ScheduleKind) const
	Check if the specified ScheduleKind is dynamic. More...

virtual void	emitForDispatchInit (CodeGenFunction &CGF, SourceLocation Loc, const OpenMPScheduleTy &ScheduleKind, unsigned IVSize, bool IVSigned, bool Ordered, const DispatchRTInput &DispatchValues)
	Call the appropriate runtime routine to initialize it before start of loop. More...

virtual void	emitForStaticInit (CodeGenFunction &CGF, SourceLocation Loc, OpenMPDirectiveKind DKind, const OpenMPScheduleTy &ScheduleKind, const StaticRTInput &Values)
	Call the appropriate runtime routine to initialize it before start of loop. More...

virtual void	emitDistributeStaticInit (CodeGenFunction &CGF, SourceLocation Loc, OpenMPDistScheduleClauseKind SchedKind, const StaticRTInput &Values)

virtual void	emitForOrderedIterationEnd (CodeGenFunction &CGF, SourceLocation Loc, unsigned IVSize, bool IVSigned)
	Call the appropriate runtime routine to notify that we finished iteration of the ordered loop with the dynamic scheduling. More...

virtual void	emitForStaticFinish (CodeGenFunction &CGF, SourceLocation Loc, OpenMPDirectiveKind DKind)
	Call the appropriate runtime routine to notify that we finished all the work with current loop. More...

virtual llvm::Value *	emitForNext (CodeGenFunction &CGF, SourceLocation Loc, unsigned IVSize, bool IVSigned, Address IL, Address LB, Address UB, Address ST)
	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);. More...

virtual void	emitNumThreadsClause (CodeGenFunction &CGF, llvm::Value *NumThreads, SourceLocation Loc)
	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. More...

virtual void	emitProcBindClause (CodeGenFunction &CGF, llvm::omp::ProcBindKind ProcBind, SourceLocation Loc)
	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. More...

virtual Address	getAddrOfThreadPrivate (CodeGenFunction &CGF, const VarDecl *VD, Address VDAddr, SourceLocation Loc)
	Returns address of the threadprivate variable for the current thread. More...

virtual Address	getAddrOfDeclareTargetVar (const VarDecl *VD)
	Returns the address of the variable marked as declare target with link clause OR as declare target with to clause and unified memory. More...

virtual llvm::Function *	emitThreadPrivateVarDefinition (const VarDecl VD, Address VDAddr, SourceLocation Loc, bool PerformInit, CodeGenFunction CGF=nullptr)
	Emit a code for initialization of threadprivate variable. More...

virtual bool	emitDeclareTargetVarDefinition (const VarDecl VD, llvm::GlobalVariable Addr, bool PerformInit)
	Emit a code for initialization of declare target variable. More...

virtual Address	getAddrOfArtificialThreadPrivate (CodeGenFunction &CGF, QualType VarType, StringRef Name)
	Creates artificial threadprivate variable with name `Name` and type `VarType`. More...

virtual void	emitFlush (CodeGenFunction &CGF, ArrayRef< const Expr * > Vars, SourceLocation Loc, llvm::AtomicOrdering AO)
	Emit flush of the variables specified in 'omp flush' directive. More...

virtual void	emitTaskCall (CodeGenFunction &CGF, SourceLocation Loc, const OMPExecutableDirective &D, llvm::Function TaskFunction, QualType SharedsTy, Address Shareds, const Expr IfCond, const OMPTaskDataTy &Data)
	Emit task region for the task directive. More...

virtual void	emitTaskLoopCall (CodeGenFunction &CGF, SourceLocation Loc, const OMPLoopDirective &D, llvm::Function TaskFunction, QualType SharedsTy, Address Shareds, const Expr IfCond, const OMPTaskDataTy &Data)
	Emit task region for the taskloop directive. More...

virtual void	emitInlinedDirective (CodeGenFunction &CGF, OpenMPDirectiveKind InnermostKind, const RegionCodeGenTy &CodeGen, bool HasCancel=false)
	Emit code for the directive that does not require outlining. More...

llvm::Function *	emitReductionFunction (SourceLocation Loc, llvm::Type ArgsElemType, ArrayRef< const Expr > Privates, ArrayRef< const Expr * > LHSExprs, ArrayRef< const Expr * > RHSExprs, ArrayRef< const Expr * > ReductionOps)
	Emits reduction function. More...

void	emitSingleReductionCombiner (CodeGenFunction &CGF, const Expr ReductionOp, const Expr PrivateRef, const DeclRefExpr LHS, const DeclRefExpr RHS)
	Emits single reduction combiner. More...

virtual void	emitReduction (CodeGenFunction &CGF, SourceLocation Loc, ArrayRef< const Expr * > Privates, ArrayRef< const Expr * > LHSExprs, ArrayRef< const Expr * > RHSExprs, ArrayRef< const Expr * > ReductionOps, ReductionOptionsTy Options)
	Emit a code for reduction clause. More...

virtual llvm::Value *	emitTaskReductionInit (CodeGenFunction &CGF, SourceLocation Loc, ArrayRef< const Expr * > LHSExprs, ArrayRef< const Expr * > RHSExprs, const OMPTaskDataTy &Data)
	Emit a code for initialization of task reduction clause. More...

virtual void	emitTaskReductionFini (CodeGenFunction &CGF, SourceLocation Loc, bool IsWorksharingReduction)
	Emits the following code for reduction clause with task modifier: More...

virtual void	emitTaskReductionFixups (CodeGenFunction &CGF, SourceLocation Loc, ReductionCodeGen &RCG, unsigned N)
	Required to resolve existing problems in the runtime. More...

virtual Address	getTaskReductionItem (CodeGenFunction &CGF, SourceLocation Loc, llvm::Value *ReductionsPtr, LValue SharedLVal)
	Get the address of `void *` type of the privatue copy of the reduction item specified by the `SharedLVal`. More...

virtual void	emitTaskwaitCall (CodeGenFunction &CGF, SourceLocation Loc, const OMPTaskDataTy &Data)
	Emit code for 'taskwait' directive. More...

virtual void	emitCancellationPointCall (CodeGenFunction &CGF, SourceLocation Loc, OpenMPDirectiveKind CancelRegion)
	Emit code for 'cancellation point' construct. More...

virtual void	emitCancelCall (CodeGenFunction &CGF, SourceLocation Loc, const Expr *IfCond, OpenMPDirectiveKind CancelRegion)
	Emit code for 'cancel' construct. More...

virtual void	emitTargetOutlinedFunction (const OMPExecutableDirective &D, StringRef ParentName, llvm::Function &OutlinedFn, llvm::Constant &OutlinedFnID, bool IsOffloadEntry, const RegionCodeGenTy &CodeGen)
	Emit outilined function for 'target' directive. More...

virtual void	emitTargetCall (CodeGenFunction &CGF, const OMPExecutableDirective &D, llvm::Function OutlinedFn, llvm::Value OutlinedFnID, const Expr IfCond, llvm::PointerIntPair< const Expr , 2, OpenMPDeviceClauseModifier > Device, llvm::function_ref< llvm::Value *(CodeGenFunction &CGF, const OMPLoopDirective &D)> SizeEmitter)
	Emit the target offloading code associated with D. More...

virtual bool	emitTargetFunctions (GlobalDecl GD)
	Emit the target regions enclosed in GD function definition or the function itself in case it is a valid device function. More...

virtual bool	emitTargetGlobalVariable (GlobalDecl GD)
	Emit the global variable if it is a valid device global variable. More...

virtual void	registerTargetGlobalVariable (const VarDecl VD, llvm::Constant Addr)
	Checks if the provided global decl GD is a declare target variable and registers it when emitting code for the host. More...

virtual bool	emitTargetGlobal (GlobalDecl GD)
	Emit the global GD if it is meaningful for the target. More...

llvm::Function *	emitRequiresDirectiveRegFun ()
	Creates and returns a registration function for when at least one requires directives was used in the current module. More...

void	createOffloadEntriesAndInfoMetadata ()
	Creates all the offload entries in the current compilation unit along with the associated metadata. More...

virtual void	emitTeamsCall (CodeGenFunction &CGF, const OMPExecutableDirective &D, SourceLocation Loc, llvm::Function OutlinedFn, ArrayRef< llvm::Value > CapturedVars)
	Emits code for teams call of the OutlinedFn with variables captured in a record which address is stored in CapturedStruct. More...

virtual void	emitNumTeamsClause (CodeGenFunction &CGF, const Expr NumTeams, const Expr ThreadLimit, SourceLocation Loc)
	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. More...

virtual void	emitTargetDataCalls (CodeGenFunction &CGF, const OMPExecutableDirective &D, const Expr IfCond, const Expr Device, const RegionCodeGenTy &CodeGen, TargetDataInfo &Info)
	Emit the target data mapping code associated with D. More...

virtual void	emitTargetDataStandAloneCall (CodeGenFunction &CGF, const OMPExecutableDirective &D, const Expr IfCond, const Expr Device)
	Emit the data mapping/movement code associated with the directive D that should be of the form 'target [{enter\|exit} data \| update]'. More...

virtual void	emitDeclareSimdFunction (const FunctionDecl FD, llvm::Function Fn)
	Marks function Fn with properly mangled versions of vector functions. More...

virtual void	emitDoacrossInit (CodeGenFunction &CGF, const OMPLoopDirective &D, ArrayRef< Expr * > NumIterations)
	Emit initialization for doacross loop nesting support. More...

virtual void	emitDoacrossOrdered (CodeGenFunction &CGF, const OMPDependClause *C)
	Emit code for doacross ordered directive with 'depend' clause. More...

virtual const VarDecl *	translateParameter (const FieldDecl FD, const VarDecl NativeParam) const
	Translates the native parameter of outlined function if this is required for target. More...

virtual Address	getParameterAddress (CodeGenFunction &CGF, const VarDecl NativeParam, const VarDecl TargetParam) const
	Gets the address of the native argument basing on the address of the target-specific parameter. More...

virtual void	getDefaultDistScheduleAndChunk (CodeGenFunction &CGF, const OMPLoopDirective &S, OpenMPDistScheduleClauseKind &ScheduleKind, llvm::Value *&Chunk) const
	Choose default schedule type and chunk value for the dist_schedule clause. More...

virtual void	getDefaultScheduleAndChunk (CodeGenFunction &CGF, const OMPLoopDirective &S, OpenMPScheduleClauseKind &ScheduleKind, const Expr *&ChunkExpr) const
	Choose default schedule type and chunk value for the schedule clause. More...

virtual void	emitOutlinedFunctionCall (CodeGenFunction &CGF, SourceLocation Loc, llvm::FunctionCallee OutlinedFn, ArrayRef< llvm::Value * > Args=llvm::None) const
	Emits call of the outlined function with the provided arguments, translating these arguments to correct target-specific arguments. More...

virtual void	emitFunctionProlog (CodeGenFunction &CGF, const Decl *D)
	Emits OpenMP-specific function prolog. More...

virtual Address	getAddressOfLocalVariable (CodeGenFunction &CGF, const VarDecl *VD)
	Gets the OpenMP-specific address of the local variable. More...

bool	markAsGlobalTarget (GlobalDecl GD)
	Marks the declaration as already emitted for the device code and returns true, if it was marked already, and false, otherwise. More...

void	emitDeferredTargetDecls () const
	Emit deferred declare target variables marked for deferred emission. More...

virtual void	adjustTargetSpecificDataForLambdas (CodeGenFunction &CGF, const OMPExecutableDirective &D) const
	Adjust some parameters for the target-based directives, like addresses of the variables captured by reference in lambdas. More...

virtual void	processRequiresDirective (const OMPRequiresDecl *D)
	Perform check on requires decl to ensure that target architecture supports unified addressing. More...

llvm::AtomicOrdering	getDefaultMemoryOrdering () const
	Gets default memory ordering as specified in requires directive. More...

virtual bool	hasAllocateAttributeForGlobalVar (const VarDecl *VD, LangAS &AS)
	Checks if the variable has associated OMPAllocateDeclAttr attribute with the predefined allocator and translates it into the corresponding address space. More...

bool	hasRequiresUnifiedSharedMemory () const
	Return whether the unified_shared_memory has been specified. More...

bool	isNontemporalDecl (const ValueDecl *VD) const
	Checks if the `VD` variable is marked as nontemporal declaration in current context. More...

Address	emitLastprivateConditionalInit (CodeGenFunction &CGF, const VarDecl *VD)
	Create specialized alloca to handle lastprivate conditionals. More...

virtual void	checkAndEmitLastprivateConditional (CodeGenFunction &CGF, const Expr *LHS)
	Checks if the provided `LVal` is lastprivate conditional and emits the code to update the value of the original variable. More...

virtual void	checkAndEmitSharedLastprivateConditional (CodeGenFunction &CGF, const OMPExecutableDirective &D, const llvm::DenseSet< CanonicalDeclPtr< const VarDecl >> &IgnoredDecls)
	Checks if the lastprivate conditional was updated in inner region and writes the value. More...

virtual void	emitLastprivateConditionalFinalUpdate (CodeGenFunction &CGF, LValue PrivLVal, const VarDecl *VD, SourceLocation Loc)
	Gets the address of the global copy used for lastprivate conditional update, if any. More...

std::pair< llvm::Value *, Address >	emitDependClause (CodeGenFunction &CGF, ArrayRef< OMPTaskDataTy::DependData > Dependencies, SourceLocation Loc)
	Emits list of dependecies based on the provided data (array of dependence/expression pairs). More...

Address	emitDepobjDependClause (CodeGenFunction &CGF, const OMPTaskDataTy::DependData &Dependencies, SourceLocation Loc)
	Emits list of dependecies based on the provided data (array of dependence/expression pairs) for depobj construct. More...

void	emitDestroyClause (CodeGenFunction &CGF, LValue DepobjLVal, SourceLocation Loc)
	Emits the code to destroy the dependency object provided in depobj directive. More...

void	emitUpdateClause (CodeGenFunction &CGF, LValue DepobjLVal, OpenMPDependClauseKind NewDepKind, SourceLocation Loc)
	Updates the dependency kind in the specified depobj object. More...

void	emitUsesAllocatorsInit (CodeGenFunction &CGF, const Expr Allocator, const Expr AllocatorTraits)
	Initializes user defined allocators specified in the uses_allocators clauses. More...

void	emitUsesAllocatorsFini (CodeGenFunction &CGF, const Expr *Allocator)
	Destroys user defined allocators specified in the uses_allocators clause. More...

bool	isLocalVarInUntiedTask (CodeGenFunction &CGF, const VarDecl *VD) const
	Returns true if the variable is a local variable in untied task. More...

Static Public Member Functions
static const Stmt *	getSingleCompoundChild (ASTContext &Ctx, const Stmt *Body)
	Checks if the `Body` is the CompoundStmt and returns its child statement iff there is only one that is not evaluatable at the compile time. More...

Protected Member Functions
	CGOpenMPRuntime (CodeGenModule &CGM, StringRef FirstSeparator, StringRef Separator)
	Constructor allowing to redefine the name separator for the variables. More...

virtual void	createOffloadEntry (llvm::Constant ID, llvm::Constant Addr, uint64_t Size, int32_t Flags, llvm::GlobalValue::LinkageTypes Linkage)
	Creates offloading entry for the provided entry ID ID, address Addr, size Size, and flags Flags. More...

virtual void	emitTargetOutlinedFunctionHelper (const OMPExecutableDirective &D, StringRef ParentName, llvm::Function &OutlinedFn, llvm::Constant &OutlinedFnID, bool IsOffloadEntry, const RegionCodeGenTy &CodeGen)
	Helper to emit outlined function for 'target' directive. More...

llvm::Value *	emitUpdateLocation (CodeGenFunction &CGF, SourceLocation Loc, unsigned Flags=0)
	Emits object of ident_t type with info for source location. More...

const Expr *	getNumTeamsExprForTargetDirective (CodeGenFunction &CGF, const OMPExecutableDirective &D, int32_t &DefaultVal)
	Emit the number of teams for a target directive. More...

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

const Expr *	getNumThreadsExprForTargetDirective (CodeGenFunction &CGF, const OMPExecutableDirective &D, int32_t &DefaultVal)
	Emit the number of threads for a target directive. More...

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

llvm::Type *	getIdentTyPointerTy ()
	Returns pointer to ident_t type. More...

llvm::Value *	getThreadID (CodeGenFunction &CGF, SourceLocation Loc)
	Gets thread id value for the current thread. More...

virtual StringRef	getOutlinedHelperName () const
	Get the function name of an outlined region. More...

void	emitCall (CodeGenFunction &CGF, SourceLocation Loc, llvm::FunctionCallee Callee, ArrayRef< llvm::Value * > Args=llvm::None) const
	Emits `Callee` function call with arguments `Args` with location `Loc`. More...

virtual Address	emitThreadIDAddress (CodeGenFunction &CGF, SourceLocation Loc)
	Emits address of the word in a memory where current thread id is stored. More...

void	setLocThreadIdInsertPt (CodeGenFunction &CGF, bool AtCurrentPoint=false)

void	clearLocThreadIdInsertPt (CodeGenFunction &CGF)

virtual bool	isDefaultLocationConstant () const
	Check if the default location must be constant. More...

virtual unsigned	getDefaultLocationReserved2Flags () const
	Returns additional flags that can be stored in reserved_2 field of the default location. More...

llvm::ArrayType *	getKmpCriticalNameTy () const
	Get the LLVM type for the critical name. More...

llvm::Value *	getCriticalRegionLock (StringRef CriticalName)
	Returns corresponding lock object for the specified critical region name. More...

Static Protected Member Functions
static unsigned	getDefaultFlagsForBarriers (OpenMPDirectiveKind Kind)
	Returns default flags for the barriers depending on the directive, for which this barier is going to be emitted. More...

Protected Attributes
CodeGenModule &	CGM

StringRef	FirstSeparator

StringRef	Separator

llvm::OpenMPIRBuilder	OMPBuilder
	An OpenMP-IR-Builder instance. More...

Detailed Description

Definition at line 228 of file CGOpenMPRuntime.h.

Constructor & Destructor Documentation

◆ CGOpenMPRuntime() [1/2]

CGOpenMPRuntime::CGOpenMPRuntime	(	CodeGenModule &	CGM,
		StringRef	FirstSeparator,
		StringRef	Separator
	)

explicitprotected

Constructor allowing to redefine the name separator for the variables.

Definition at line 1060 of file CGOpenMPRuntime.cpp.

References CGM, clang::CodeGen::CodeGenTypeCache::Int32Ty, and OMPBuilder.

◆ CGOpenMPRuntime() [2/2]

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

inlineexplicit

Definition at line 920 of file CGOpenMPRuntime.h.

◆ ~CGOpenMPRuntime()

virtual clang::CodeGen::CGOpenMPRuntime::~CGOpenMPRuntime ( )

inlinevirtual

Definition at line 922 of file CGOpenMPRuntime.h.

Member Function Documentation

◆ adjustTargetSpecificDataForLambdas()

void CGOpenMPRuntime::adjustTargetSpecificDataForLambdas	(	CodeGenFunction &	CGF,
		const OMPExecutableDirective &	D
	)		const

virtual

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

Reimplemented in clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 10878 of file CGOpenMPRuntime.cpp.

References clang::OMPExecutableDirective::getDirectiveKind(), and clang::isOpenMPTargetExecutionDirective().

◆ checkAndEmitLastprivateConditional()

void CGOpenMPRuntime::checkAndEmitLastprivateConditional	(	CodeGenFunction &	CGF,
		const Expr *	LHS
	)

virtual

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

lastprivate(conditional: a)
...
<type> a;
lp_a = ...;
#pragma omp critical(a)
if (last_iv_a <= iv) {
  last_iv_a = iv;
  global_a = lp_a;
}

Definition at line 12707 of file CGOpenMPRuntime.cpp.

Referenced by clang::CodeGen::CodeGenFunction::EmitBinaryOperatorLValue(), clang::CodeGen::CodeGenFunction::EmitComplexAssignmentLValue(), clang::CodeGen::CodeGenFunction::EmitComplexPrePostIncDec(), emitOMPAtomicCaptureExpr(), emitOMPAtomicReadExpr(), emitOMPAtomicUpdateExpr(), and emitOMPAtomicWriteExpr().

◆ checkAndEmitSharedLastprivateConditional()

void CGOpenMPRuntime::checkAndEmitSharedLastprivateConditional	(	CodeGenFunction &	CGF,
		const OMPExecutableDirective &	D,
		const llvm::DenseSet< CanonicalDeclPtr< const VarDecl >> &	IgnoredDecls
	)

virtual

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

lastprivate(conditional: a)
...
<type> a;bool Fired = false;
#pragma omp ... shared(a)
{
  lp_a = ...;
  Fired = true;
}
if (Fired) {
  #pragma omp critical(a)
  if (last_iv_a <= iv) {
    last_iv_a = iv;
    global_a = lp_a;
  }
  Fired = false;
}

Definition at line 12751 of file CGOpenMPRuntime.cpp.

References clang::CapturedStmt::capturesVariable(), clang::CodeGen::CodeGenFunction::CurFn, clang::CodeGen::CGOpenMPRuntime::LastprivateConditionalData::Disabled, clang::CodeGen::CodeGenFunction::EmitLoadOfScalar(), clang::CodeGen::CodeGenFunction::EmitLValueForField(), clang::CodeGen::CodeGenFunction::getLangOpts(), and clang::getOpenMPCaptureRegions().

◆ clear()

void CGOpenMPRuntime::clear ( )

virtual

Reimplemented in clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 1071 of file CGOpenMPRuntime.cpp.

Referenced by clang::CodeGen::CGOpenMPRuntimeGPU::clear().

◆ clearLocThreadIdInsertPt()

void CGOpenMPRuntime::clearLocThreadIdInsertPt ( CodeGenFunction & CGF )

protected

Definition at line 1348 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::CurFn.

Referenced by functionFinished().

◆ createOffloadEntriesAndInfoMetadata()

void CGOpenMPRuntime::createOffloadEntriesAndInfoMetadata ( )

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

Definition at line 3097 of file CGOpenMPRuntime.cpp.

References CGM, createOffloadEntry(), clang::DiagnosticsEngine::Error, clang::SourceManager::fileinfo_begin(), clang::SourceManager::fileinfo_end(), clang::CodeGen::CodeGenModule::getContext(), clang::DiagnosticsEngine::getCustomDiagID(), clang::CodeGen::CodeGenModule::getDiags(), clang::CodeGen::CodeGenModule::GetGlobalValue(), clang::CodeGen::CodeGenModule::getLangOpts(), clang::CodeGen::CodeGenModule::getModule(), clang::CodeGen::CodeGenModule::getOpenMPRuntime(), clang::ASTContext::getSourceManager(), hasRequiresUnifiedSharedMemory(), clang::CodeGen::CodeGenTypeCache::Int32Ty, Line, clang::DiagnosticsEngine::Report(), clang::SourceManager::translateFileLineCol(), and V.

◆ createOffloadEntry()

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

protectedvirtual

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

Definition at line 3091 of file CGOpenMPRuntime.cpp.

References OMPBuilder.

Referenced by createOffloadEntriesAndInfoMetadata().

◆ emitBarrierCall()

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

virtual

Emit an implicit/explicit barrier for OpenMP threads.

Parameters

Kind	Directive for which this implicit barrier call must be generated. Must be OMPD_barrier for explicit barrier generation.
EmitChecks	true if need to emit checks for cancellation barriers.
ForceSimpleCall	true simple barrier call must be emitted, false if runtime class decides which one to emit (simple or with cancellation checks).

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 2536 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::CapturedStmtInfo, clang::CodeGen::CodeGenFunction::CGM, CGM, clang::CodeGen::CodeGenFunction::createBasicBlock(), clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), emitUpdateLocation(), getDefaultFlagsForBarriers(), clang::CodeGen::CodeGenModule::getLangOpts(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), and OMPBuilder.

◆ emitCall()

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

protected

Emits Callee function call with arguments Args with location Loc.

Definition at line 12122 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::ApplyDebugLocation::CreateDefaultArtificial(), clang::CodeGen::CodeGenFunction::EmitNounwindRuntimeCall(), clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), and clang::SourceLocation::isValid().

Referenced by emitOutlinedFunctionCall().

◆ emitCancelCall()

void CGOpenMPRuntime::emitCancelCall	(	CodeGenFunction &	CGF,
		SourceLocation	Loc,
		const Expr *	IfCond,
		OpenMPDirectiveKind	CancelRegion
	)

virtual

Emit code for 'cancel' construct.

Parameters

IfCond	Condition in the associated 'if' clause, if it was specified, nullptr otherwise.
CancelRegion	Region kind for which the cancel must be emitted.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 6245 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::CapturedStmtInfo, CGM, emitUpdateLocation(), getCancellationKind(), clang::CodeGen::CodeGenModule::getModule(), clang::CodeGen::CodeGenModule::getOpenMPRuntime(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), and OMPBuilder.

◆ emitCancellationPointCall()

void CGOpenMPRuntime::emitCancellationPointCall	(	CodeGenFunction &	CGF,
		SourceLocation	Loc,
		OpenMPDirectiveKind	CancelRegion
	)

virtual

Emit code for 'cancellation point' construct.

Parameters

CancelRegion Region kind for which the cancellation point must be emitted.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 6205 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::CapturedStmtInfo, CGM, clang::CodeGen::CodeGenFunction::createBasicBlock(), clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), emitUpdateLocation(), getCancellationKind(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), and OMPBuilder.

◆ emitCriticalRegion()

void CGOpenMPRuntime::emitCriticalRegion	(	CodeGenFunction &	CGF,
		StringRef	CriticalName,
		const RegionCodeGenTy &	CriticalOpGen,
		SourceLocation	Loc,
		const Expr *	Hint = `nullptr`
	)

virtual

Emits a critical region.

Parameters

CriticalName	Name of the critical region.
CriticalOpGen	Generator for the statement associated with the given critical region.
Hint	Value of the 'hint' clause (optional).

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 2199 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, CGM, emitInlinedDirective(), clang::CodeGen::CodeGenFunction::EmitScalarExpr(), emitUpdateLocation(), getCriticalRegionLock(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), clang::CodeGen::CodeGenTypeCache::Int32Ty, OMPBuilder, and clang::CodeGen::RegionCodeGenTy::setAction().

Referenced by clang::CodeGen::CGOpenMPRuntimeGPU::emitCriticalRegion().

◆ emitDeclareSimdFunction()

void CGOpenMPRuntime::emitDeclareSimdFunction	(	const FunctionDecl *	FD,
		llvm::Function *	Fn
	)

virtual

Marks function Fn with properly mangled versions of vector functions.

Parameters

FD	Function marked as 'declare simd'.
Fn	LLVM function that must be marked with 'declare simd' attributes.

Definition at line 11840 of file CGOpenMPRuntime.cpp.

References CGM, emitAArch64DeclareSimdFunction(), emitX86DeclareSimdFunction(), clang::Expr::EvaluateKnownConstInt(), clang::CodeGen::CodeGenModule::getContext(), clang::Expr::getExprLoc(), clang::Redeclarable< decl_type >::getMostRecentDecl(), clang::Redeclarable< decl_type >::getPreviousDecl(), clang::CharUnits::getQuantity(), clang::CodeGen::CodeGenModule::getTarget(), clang::CodeGen::CodeGenModule::getTriple(), clang::Expr::getType(), clang::ASTContext::getTypeSizeInChars(), clang::TargetInfo::hasFeature(), clang::Expr::IgnoreParenImpCasts(), P, clang::FunctionDecl::parameters(), clang::Expr::SE_AllowSideEffects, clang::Decl::specific_attrs(), and State.

◆ emitDeclareTargetVarDefinition()

bool CGOpenMPRuntime::emitDeclareTargetVarDefinition	(	const VarDecl *	VD,
		llvm::GlobalVariable *	Addr,
		bool	PerformInit
	)

virtual

Emit a code for initialization of declare target variable.

Parameters

VD	Declare target variable.
Addr	Address of the global variable VD.
PerformInit	true if initialization expression is not constant.

Definition at line 1837 of file CGOpenMPRuntime.cpp.

References CGM, clang::DeclaratorDecl::getBeginLoc(), clang::VarDecl::getCanonicalDecl(), clang::CodeGen::CodeGenModule::getContext(), clang::VarDecl::getDefinition(), clang::CodeGen::CodeGenModule::getLangOpts(), clang::CodeGen::CodeGenModule::getMangledName(), getTargetEntryUniqueInfo(), clang::ValueDecl::getType(), Line, and clang::LangOptions::OMPTargetTriples.

◆ emitDeferredTargetDecls()

void CGOpenMPRuntime::emitDeferredTargetDecls ( ) const

Emit deferred declare target variables marked for deferred emission.

Definition at line 10859 of file CGOpenMPRuntime.cpp.

◆ emitDependClause()

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

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

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

Definition at line 4716 of file CGOpenMPRuntime.cpp.

Referenced by emitTaskCall(), and emitTaskwaitCall().

◆ emitDepobjDependClause()

Address CGOpenMPRuntime::emitDepobjDependClause	(	CodeGenFunction &	CGF,
		const OMPTaskDataTy::DependData &	Dependencies,
		SourceLocation	Loc
	)

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.

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

Definition at line 4840 of file CGOpenMPRuntime.cpp.

References clang::CharUnits::alignTo(), clang::CodeGen::CodeGenFunction::Builder, CGM, clang::CodeGen::OMPTaskDataTy::DependData::DepExprs, clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::Type::getAsTagDecl(), clang::CodeGen::CodeGenModule::getContext(), getDependTypes(), clang::CodeGen::CodeGenModule::getSize(), getThreadID(), clang::CodeGen::CodeGenTypeCache::IntPtrTy, clang::CodeGen::Address::invalid(), clang::CodeGen::OMPTaskDataTy::DependData::IteratorExpr, clang::ArrayType::Normal, and clang::CodeGen::CodeGenTypeCache::SizeTy.

◆ emitDestroyClause()

void CGOpenMPRuntime::emitDestroyClause	(	CodeGenFunction &	CGF,
		LValue	DepobjLVal,
		SourceLocation	Loc
	)

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

Definition at line 4925 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, CGM, clang::CodeGen::CodeGenFunction::ConvertTypeForMem(), clang::CodeGen::CGBuilderTy::CreateGEP(), clang::CodeGen::CGBuilderTy::CreatePointerBitCastOrAddrSpaceCast(), clang::CodeGen::CodeGenFunction::EmitLoadOfPointerLValue(), clang::CodeGen::LValue::getAddress(), clang::CodeGen::CodeGenModule::getContext(), getDependTypes(), clang::CodeGen::Address::getElementType(), clang::CodeGen::Address::getPointer(), getThreadID(), clang::CodeGen::CodeGenTypeCache::IntPtrTy, and clang::CodeGen::CodeGenTypeCache::VoidPtrTy.

◆ emitDistributeStaticInit()

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

virtual

Parameters

CGF	Reference to current CodeGenFunction.
Loc	Clang source location.
SchedKind	Schedule kind, specified by the 'dist_schedule' clause.
Values	Input arguments for the construct.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2802 of file CGOpenMPRuntime.cpp.

References CGM, clang::CodeGen::CGOpenMPRuntime::StaticRTInput::Chunk, emitForStaticInitCall(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getLangOpts(), getRuntimeSchedule(), getThreadID(), clang::CodeGen::CodeGenModule::getTriple(), clang::CodeGen::CGOpenMPRuntime::StaticRTInput::IVSigned, clang::CodeGen::CGOpenMPRuntime::StaticRTInput::IVSize, and clang::OMPC_SCHEDULE_MODIFIER_unknown.

◆ emitDoacrossInit()

void CGOpenMPRuntime::emitDoacrossInit	(	CodeGenFunction &	CGF,
		const OMPLoopDirective &	D,
		ArrayRef< Expr * >	NumIterations
	)

virtual

Emit initialization for doacross loop nesting support.

Parameters

D	Loop-based construct used in doacross nesting construct.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 12018 of file CGOpenMPRuntime.cpp.

◆ emitDoacrossOrdered()

void CGOpenMPRuntime::emitDoacrossOrdered	(	CodeGenFunction &	CGF,
		const OMPDependClause *	C
	)

virtual

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

Parameters

C	'depend' clause with 'sink\|source' dependency kind.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 12089 of file CGOpenMPRuntime.cpp.

◆ emitFlush()

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

virtual

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

Parameters

Vars	List of variables to flush.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2914 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::CGM, CGM, clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getLangOpts(), clang::CodeGen::CodeGenModule::getModule(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), and OMPBuilder.

Referenced by emitOMPAtomicCaptureExpr(), emitOMPAtomicReadExpr(), emitOMPAtomicUpdateExpr(), and emitOMPAtomicWriteExpr().

◆ emitForDispatchInit()

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

virtual

Call the appropriate runtime routine to initialize it before start of loop.

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 LB and UB and stride ST.

Parameters

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

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2699 of file CGOpenMPRuntime.cpp.

References addMonoNonMonoModifier(), clang::CodeGen::CodeGenFunction::Builder, CGM, clang::CodeGen::CGOpenMPRuntime::DispatchRTInput::Chunk, clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), emitUpdateLocation(), getRuntimeSchedule(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), clang::CodeGen::CGOpenMPRuntime::DispatchRTInput::LB, clang::OpenMPScheduleTy::M1, clang::OpenMPScheduleTy::M2, clang::OpenMPScheduleTy::Schedule, and clang::CodeGen::CGOpenMPRuntime::DispatchRTInput::UB.

◆ emitForNext()

llvm::Value * CGOpenMPRuntime::emitForNext	(	CodeGenFunction &	CGF,
		SourceLocation	Loc,
		unsigned	IVSize,
		bool	IVSigned,
		Address	IL,
		Address	LB,
		Address	UB,
		Address	ST
	)

virtual

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);.

Parameters

IVSize	Size of the iteration variable in bits.
IVSigned	Sign of the iteration variable.
IL	Address of the output variable in which the flag of the last iteration is returned.
LB	Address of the output variable in which the lower iteration number is returned.
UB	Address of the output variable in which the upper iteration number is returned.
ST	Address of the output variable in which the stride value is returned.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2861 of file CGOpenMPRuntime.cpp.

References clang::ASTContext::BoolTy, clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), clang::CodeGen::CodeGenFunction::EmitScalarConversion(), emitUpdateLocation(), clang::CodeGen::CodeGenFunction::getContext(), clang::ASTContext::getIntTypeForBitwidth(), clang::CodeGen::Address::getPointer(), and getThreadID().

◆ emitForOrderedIterationEnd()

void CGOpenMPRuntime::emitForOrderedIterationEnd	(	CodeGenFunction &	CGF,
		SourceLocation	Loc,
		unsigned	IVSize,
		bool	IVSigned
	)

virtual

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

Parameters

CGF	Reference to current CodeGenFunction.
Loc	Clang source location.
IVSize	Size of the iteration variable in bits.
IVSigned	Sign of the iteration variable.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2850 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), emitUpdateLocation(), getThreadID(), and clang::CodeGen::CodeGenFunction::HaveInsertPoint().

◆ emitForStaticFinish()

void CGOpenMPRuntime::emitForStaticFinish	(	CodeGenFunction &	CGF,
		SourceLocation	Loc,
		OpenMPDirectiveKind	DKind
	)

virtual

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

Parameters

CGF	Reference to current CodeGenFunction.
Loc	Clang source location.
DKind	Kind of the directive for which the static finish is emitted.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2823 of file CGOpenMPRuntime.cpp.

References CGM, clang::CodeGen::ApplyDebugLocation::CreateDefaultArtificial(), clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getLangOpts(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenModule::getTriple(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), clang::isOpenMPDistributeDirective(), clang::isOpenMPLoopDirective(), and OMPBuilder.

◆ emitForStaticInit()

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

virtual

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.

Parameters

CGF	Reference to current CodeGenFunction.
Loc	Clang source location.
DKind	Kind of the directive.
ScheduleKind	Schedule kind, specified by the 'schedule' clause.
Values	Input arguments for the construct.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2781 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CGOpenMPRuntime::StaticRTInput::Chunk, clang::CodeGen::ApplyDebugLocation::CreateDefaultArtificial(), emitForStaticInitCall(), emitUpdateLocation(), getRuntimeSchedule(), getThreadID(), clang::isOpenMPLoopDirective(), clang::isOpenMPWorksharingDirective(), clang::CodeGen::CGOpenMPRuntime::StaticRTInput::IVSigned, clang::CodeGen::CGOpenMPRuntime::StaticRTInput::IVSize, clang::OpenMPScheduleTy::M1, clang::OpenMPScheduleTy::M2, clang::CodeGen::CGOpenMPRuntime::StaticRTInput::Ordered, and clang::OpenMPScheduleTy::Schedule.

◆ emitFunctionProlog()

void CGOpenMPRuntime::emitFunctionProlog	(	CodeGenFunction &	CGF,
		const Decl *	D
	)

virtual

Emits OpenMP-specific function prolog.

Required for device constructs.

Reimplemented in clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 12143 of file CGOpenMPRuntime.cpp.

Referenced by clang::CodeGen::CodeGenFunction::StartFunction().

◆ emitIfClause()

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

Emits code for OpenMP 'if' clause using specified CodeGen function.

Here is the logic: if (Cond) { ThenGen(); } else { ElseGen(); }

Definition at line 2000 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::ConstantFoldsToSimpleInteger(), clang::CodeGen::CodeGenFunction::createBasicBlock(), clang::CodeGen::ApplyDebugLocation::CreateEmpty(), clang::CodeGen::CodeGenFunction::EmitBlock(), clang::CodeGen::CodeGenFunction::EmitBranch(), clang::CodeGen::CodeGenFunction::EmitBranchOnBoolExpr(), and clang::Stmt::getSourceRange().

Referenced by emitParallelCall(), emitTargetDataCalls(), emitTargetDataStandAloneCall(), and emitTaskCall().

◆ emitInlinedDirective()

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

virtual

Emit code for the directive that does not require outlining.

Parameters

InnermostKind	Kind of innermost directive (for simple directives it is a directive itself, for combined - its innermost directive).
CodeGen	Code generation sequence for the D directive.
HasCancel	true if region has inner cancel directive, false otherwise.

Definition at line 6167 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::CapturedStmtInfo, clang::CodeGen::CodeGenFunction::CGCapturedStmtInfo::EmitBody(), and clang::CodeGen::CodeGenFunction::HaveInsertPoint().

Referenced by emitCriticalRegion(), emitMaskedRegion(), emitMasterRegion(), emitOrderedRegion(), clang::CodeGen::CodeGenFunction::EmitSimpleOMPExecutableDirective(), emitSingleRegion(), emitTargetDataStandAloneCall(), and emitTaskgroupRegion().

◆ emitLastprivateConditionalFinalUpdate()

void CGOpenMPRuntime::emitLastprivateConditionalFinalUpdate	(	CodeGenFunction &	CGF,
		LValue	PrivLVal,
		const VarDecl *	VD,
		SourceLocation	Loc
	)

virtual

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

Parameters

PrivLVal	LValue for the private copy.
VD	Original lastprivate declaration.

Definition at line 12801 of file CGOpenMPRuntime.cpp.

References CGM, clang::CodeGen::CodeGenFunction::EmitLoadOfScalar(), clang::CodeGen::CodeGenFunction::EmitStoreOfScalar(), clang::CodeGen::LValue::getAlignment(), clang::CodeGen::CodeGenFunction::getLangOpts(), clang::CodeGen::CodeGenModule::getModule(), clang::QualType::getNonReferenceType(), clang::CodeGen::LValue::getType(), and clang::CodeGen::CodeGenFunction::MakeAddrLValue().

◆ emitLastprivateConditionalInit()

Address CGOpenMPRuntime::emitLastprivateConditionalInit	(	CodeGenFunction &	CGF,
		const VarDecl *	VD
	)

Create specialized alloca to handle lastprivate conditionals.

Definition at line 12515 of file CGOpenMPRuntime.cpp.

References addFieldToRecordDecl(), CGM, clang::RecordDecl::completeDefinition(), clang::CodeGen::CodeGenFunction::ConvertTypeForMem(), clang::CodeGen::CodeGenFunction::CreateMemTemp(), clang::CodeGen::CodeGenFunction::CurFn, clang::CodeGen::Decl, clang::CodeGen::CodeGenFunction::EmitLValueForField(), clang::CodeGen::CodeGenFunction::EmitStoreOfScalar(), clang::CodeGen::LValue::getAddress(), clang::CodeGen::CodeGenModule::getContext(), clang::NamedDecl::getName(), clang::QualType::getNonReferenceType(), clang::ValueDecl::getType(), clang::CodeGen::CodeGenFunction::MakeAddrLValue(), and clang::TagDecl::startDefinition().

◆ emitMaskedRegion()

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

virtual

Emits a masked region.

Parameters

MaskedOpGen Generator for the statement associated with the given masked region.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2252 of file CGOpenMPRuntime.cpp.

References CGM, emitInlinedDirective(), clang::CodeGen::CodeGenFunction::EmitScalarExpr(), emitUpdateLocation(), clang::tooling::Filter, clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), clang::CodeGen::CodeGenTypeCache::Int32Ty, OMPBuilder, and clang::CodeGen::RegionCodeGenTy::setAction().

◆ emitMasterRegion()

void CGOpenMPRuntime::emitMasterRegion	(	CodeGenFunction &	CGF,
		const RegionCodeGenTy &	MasterOpGen,
		SourceLocation	Loc
	)

virtual

Emits a master region.

Parameters

MasterOpGen Generator for the statement associated with the given master region.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2229 of file CGOpenMPRuntime.cpp.

References CGM, emitInlinedDirective(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), OMPBuilder, and clang::CodeGen::RegionCodeGenTy::setAction().

◆ emitNumTeamsClause()

void CGOpenMPRuntime::emitNumTeamsClause	(	CodeGenFunction &	CGF,
		const Expr *	NumTeams,
		const Expr *	ThreadLimit,
		SourceLocation	Loc
	)

virtual

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.

Parameters

NumTeams	An integer expression of teams.
ThreadLimit	An integer expression of threads.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 11041 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::CGM, CGM, clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), clang::CodeGen::CodeGenFunction::EmitScalarExpr(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), clang::CodeGen::CodeGenTypeCache::Int32Ty, and OMPBuilder.

◆ emitNumTeamsForTargetDirective()

llvm::Value * CGOpenMPRuntime::emitNumTeamsForTargetDirective	(	CodeGenFunction &	CGF,
		const OMPExecutableDirective &	D
	)

protected

Definition at line 6672 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::OMPExecutableDirective::getDirectiveKind(), clang::OMPExecutableDirective::getInnermostCapturedStmt(), clang::CodeGen::CodeGenFunction::getLangOpts(), getNumTeamsExprForTargetDirective(), and clang::CodeGen::CodeGenTypeCache::Int32Ty.

◆ emitNumThreadsClause()

void CGOpenMPRuntime::emitNumThreadsClause	(	CodeGenFunction &	CGF,
		llvm::Value *	NumThreads,
		SourceLocation	Loc
	)

virtual

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.

Parameters

NumThreads An integer value of threads.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 2885 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, CGM, clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), clang::CodeGen::CodeGenTypeCache::Int32Ty, and OMPBuilder.

◆ emitNumThreadsForTargetDirective()

llvm::Value * CGOpenMPRuntime::emitNumThreadsForTargetDirective	(	CodeGenFunction &	CGF,
		const OMPExecutableDirective &	D
	)

protected

Definition at line 6928 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::EmitAutoVarAlloca(), clang::CodeGen::CodeGenFunction::EmitAutoVarCleanups(), clang::CodeGen::CodeGenFunction::EmitScalarExpr(), clang::CodeGen::CodeGenFunction::EmitVarDecl(), clang::Expr::EvaluateAsBooleanCondition(), clang::CodeGen::CodeGenFunction::EvaluateExprAsBool(), clang::CapturedStmt::getCapturedStmt(), clang::OMPExecutableDirective::getClausesOfKind(), clang::OMPIfClause::getCondition(), clang::CodeGen::CodeGenFunction::getContext(), clang::OMPExecutableDirective::getDirectiveKind(), clang::OMPExecutableDirective::getInnermostCapturedStmt(), clang::CodeGen::CodeGenFunction::getLangOpts(), getNumThreads(), clang::OMPExecutableDirective::getSingleClause(), getSingleCompoundChild(), clang::OMPExecutableDirective::hasClausesOfKind(), clang::CodeGen::CodeGenTypeCache::Int32Ty, clang::isOpenMPDistributeDirective(), clang::isOpenMPSimdDirective(), clang::isOpenMPTargetExecutionDirective(), and clang::isOpenMPTeamsDirective().

◆ emitOrderedRegion()

void CGOpenMPRuntime::emitOrderedRegion	(	CodeGenFunction &	CGF,
		const RegionCodeGenTy &	OrderedOpGen,
		SourceLocation	Loc,
		bool	IsThreads
	)

virtual

Emit an ordered region.

Parameters

OrderedOpGen Generator for the statement associated with the given ordered region.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2479 of file CGOpenMPRuntime.cpp.

References CGM, emitInlinedDirective(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), OMPBuilder, and clang::CodeGen::RegionCodeGenTy::setAction().

◆ emitOutlinedFunctionCall()

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

virtual

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

Reimplemented in clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 12137 of file CGOpenMPRuntime.cpp.

References emitCall().

Referenced by emitGlobalToListReduceFunction(), emitListToGlobalReduceFunction(), clang::CodeGen::CGOpenMPRuntimeGPU::emitOutlinedFunctionCall(), emitParallelCall(), and emitShuffleAndReduceFunction().

◆ emitParallelCall()

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

virtual

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

Parameters

OutlinedFn	Outlined function to be run in parallel threads. Type of this function is void()(kmp_int32 , kmp_int32, struct context_vars*).
CapturedVars	A pointer to the record with the references to variables used in OutlinedFn function.
IfCond	Condition in the associated 'if' clause, if it was specified, nullptr otherwise.
NumThreads	The value corresponding to the num_threads clause, if any, or nullptr.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 2039 of file CGOpenMPRuntime.cpp.

References CGM, emitIfClause(), emitOutlinedFunctionCall(), emitThreadIDAddress(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getModule(), clang::CodeGen::CodeGenModule::getOpenMPRuntime(), clang::CodeGen::Address::getPointer(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), and OMPBuilder.

◆ emitParallelOutlinedFunction()

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

virtual

Emits outlined function for the specified OpenMP parallel directive D.

This outlined function has type void(*)(kmp_int32 ThreadID, kmp_int32 BoundID, struct context_vars).

Parameters

D	OpenMP directive.
ThreadIDVar	Variable for thread id in the current OpenMP region.
InnermostKind	Kind of innermost directive (for simple directives it is a directive itself, for combined - its innermost directive).
CodeGen	Code generation sequence for the D directive.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 1269 of file CGOpenMPRuntime.cpp.

References CGM, emitParallelOrTeamsOutlinedFunction(), clang::OMPExecutableDirective::getCapturedStmt(), and getOutlinedHelperName().

Referenced by clang::CodeGen::CGOpenMPRuntimeGPU::emitParallelOutlinedFunction().

◆ emitProcBindClause()

void CGOpenMPRuntime::emitProcBindClause	(	CodeGenFunction &	CGF,
		llvm::omp::ProcBindKind	ProcBind,
		SourceLocation	Loc
	)

virtual

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.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 2899 of file CGOpenMPRuntime.cpp.

References CGM, clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), clang::CodeGen::CodeGenTypeCache::IntTy, and OMPBuilder.

Referenced by clang::CodeGen::CGOpenMPRuntimeGPU::emitProcBindClause().

◆ emitReduction()

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

virtual

Emit a code for reduction clause.

Next code should be emitted for reduction:

static kmp_critical_name lock = { 0 };
 
void reduce_func(void *lhs[<n>], void *rhs[<n>]) {
 ...
 *(Type<i>*)lhs[i] = RedOp<i>(*(Type<i>*)lhs[i], *(Type<i>*)rhs[i]);
 ...
}
 
...
void *RedList[<n>] = {&<RHSExprs>[0], ..., &<RHSExprs>[<n>-1]};
switch (__kmpc_reduce{_nowait}(<loc>, <gtid>, <n>, sizeof(RedList),
RedList, reduce_func, &<lock>)) {
case 1:
 ...
 <LHSExprs>[i] = RedOp<i>(*<LHSExprs>[i], *<RHSExprs>[i]);
 ...
__kmpc_end_reduce{_nowait}(<loc>, <gtid>, &<lock>);
break;
case 2:
 ...
 Atomic(<LHSExprs>[i] = RedOp<i>(*<LHSExprs>[i], *<RHSExprs>[i]));
 ...
break;
default:;
}

Parameters

Privates	List of private copies for original reduction arguments.
LHSExprs	List of LHS in ReductionOps reduction operations.
RHSExprs	List of RHS in ReductionOps reduction operations.
ReductionOps	List of reduction operations in form 'LHS binop RHS' or 'operator binop(LHS, RHS)'.
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.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 5417 of file CGOpenMPRuntime.cpp.

◆ emitReductionFunction()

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

Emits reduction function.

Parameters

ArgsElemType	Array type containing pointers to reduction variables.
Privates	List of private copies for original reduction arguments.
LHSExprs	List of LHS in ReductionOps reduction operations.
RHSExprs	List of RHS in ReductionOps reduction operations.
ReductionOps	List of reduction operations in form 'LHS binop RHS' or 'operator binop(LHS, RHS)'.

Definition at line 5307 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenTypes::arrangeBuiltinFunctionDeclaration(), CGM, clang::CodeGen::CodeGenModule::getContext(), clang::CodeGen::CodeGenModule::getTypes(), clang::ImplicitParamDecl::Other, and string().

◆ emitRequiresDirectiveRegFun()

llvm::Function * CGOpenMPRuntime::emitRequiresDirectiveRegFun ( )

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

Definition at line 10974 of file CGOpenMPRuntime.cpp.

◆ emitSingleReductionCombiner()

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

Emits single reduction combiner.

Definition at line 5397 of file CGOpenMPRuntime.cpp.

References EmitOMPAggregateReduction(), emitReductionCombiner(), clang::DeclRefExpr::getDecl(), clang::Expr::getType(), and clang::Type::isArrayType().

◆ emitSingleRegion()

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

virtual

Emits a single region.

Parameters

SingleOpGen Generator for the statement associated with the given single region.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2392 of file CGOpenMPRuntime.cpp.

◆ emitTargetCall()

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

virtual

Emit the target offloading code associated with D.

The emitted code attempts offloading the execution to the device, an the event of a failure it executes the host version outlined in OutlinedFn.

Parameters

D	Directive to emit.
OutlinedFn	Host version of the code to be offloaded.
OutlinedFnID	ID of host version of the code to be offloaded.
IfCond	Expression evaluated in if clause associated with the target directive, or null if no if clause is used.
Device	Expression evaluated in device clause associated with the target directive, or null if no device clause is used and device modifier.
SizeEmitter	Callback to emit number of iterations for loop-based directives.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 10207 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::BasePointersArray, clang::CapturedStmt::Capture::capturesThis(), clang::CapturedStmt::Capture::capturesVariable(), clang::CapturedStmt::Capture::capturesVariableArrayType(), emitOffloadingArrays(), emitOffloadingArraysArgument(), clang::OMPExecutableDirective::getCapturedStmt(), clang::CapturedStmt::Capture::getCapturedVar(), clang::ValueDecl::getType(), clang::OMPExecutableDirective::hasClausesOfKind(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::MapNamesArray, clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::MappersArray, clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::MapTypesArray, clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::NumberOfPtrs, clang::OMPC_DEVICE_unknown, clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::PointersArray, and clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::SizesArray.

◆ emitTargetDataCalls()

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

virtual

Emit the target data mapping code associated with D.

Parameters

D	Directive to emit.
IfCond	Expression evaluated in if clause associated with the target directive, or null if no device clause is used.
Device	Expression evaluated in device clause associated with the target directive, or null if no device clause is used.
Info	A record used to store information that needs to be preserved until the region is closed.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 11070 of file CGOpenMPRuntime.cpp.

References CGM, emitIfClause(), emitOffloadingArrays(), emitOffloadingArraysArgument(), emitUpdateLocation(), clang::OMPExecutableDirective::getBeginLoc(), clang::CodeGen::CodeGenModule::getModule(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), and OMPBuilder.

◆ emitTargetDataStandAloneCall()

void CGOpenMPRuntime::emitTargetDataStandAloneCall	(	CodeGenFunction &	CGF,
		const OMPExecutableDirective &	D,
		const Expr *	IfCond,
		const Expr *	Device
	)

virtual

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

Parameters

D	Directive to emit.
IfCond	Expression evaluated in if clause associated with the target directive, or null if no if clause is used.
Device	Expression evaluated in device clause associated with the target directive, or null if no device clause is used.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 11224 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::BasePointersArray, CGM, emitIfClause(), emitInlinedDirective(), emitOffloadingArrays(), emitOffloadingArraysArgument(), emitUpdateLocation(), clang::OMPExecutableDirective::getBeginLoc(), clang::OMPExecutableDirective::getDirectiveKind(), clang::CodeGen::CodeGenModule::getModule(), clang::CodeGen::CodeGenTypeCache::getPointerAlign(), clang::OMPExecutableDirective::hasClausesOfKind(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::MapNamesArray, clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::MappersArray, clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::MapTypesArray, clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::NumberOfPtrs, OMPBuilder, clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::PointersArray, and clang::CodeGen::CGOpenMPRuntime::TargetDataInfo::SizesArray.

◆ emitTargetFunctions()

bool CGOpenMPRuntime::emitTargetFunctions ( GlobalDecl GD )

virtual

Emit the target regions enclosed in GD function definition or the function itself in case it is a valid device function.

Returns true if GD was dealt with successfully.

Parameters

GD	Function to scan.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 10705 of file CGOpenMPRuntime.cpp.

References clang::GlobalDecl::getDecl(), and isAssumedToBeNotEmitted().

◆ emitTargetGlobal()

bool CGOpenMPRuntime::emitTargetGlobal ( GlobalDecl GD )

virtual

Emit the global GD if it is meaningful for the target.

Returns if it was emitted successfully.

Parameters

GD	Global to scan.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 10851 of file CGOpenMPRuntime.cpp.

References clang::GlobalDecl::getDecl().

◆ emitTargetGlobalVariable()

bool CGOpenMPRuntime::emitTargetGlobalVariable ( GlobalDecl GD )

virtual

Emit the global variable if it is a valid device global variable.

Returns true if GD was dealt with successfully.

Parameters

GD	Variable declaration to emit.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 10731 of file CGOpenMPRuntime.cpp.

References clang::Ctor_Complete, clang::CXXRecordDecl::ctors(), clang::Dtor_Complete, clang::Type::getAsCXXRecordDecl(), clang::Type::getBaseElementTypeUnsafe(), clang::GlobalDecl::getDecl(), clang::CXXRecordDecl::getDestructor(), and isAssumedToBeNotEmitted().

◆ emitTargetOutlinedFunction()

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

virtual

Emit outilined function for 'target' directive.

Parameters

D	Directive to emit.
ParentName	Name of the function that encloses the target region.
OutlinedFn	Outlined function value to be defined by this call.
OutlinedFnID	Outlined function ID value to be defined by this call.
IsOffloadEntry	True if the outlined function is an offload entry.
CodeGen	Code generation sequence for the D directive. An outlined function may not be an entry if, e.g. the if clause always evaluates to false.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 6319 of file CGOpenMPRuntime.cpp.

References clang::OMPUsesAllocatorsClause::Data::Allocator, clang::OMPUsesAllocatorsClause::Data::AllocatorTraits, emitTargetOutlinedFunctionHelper(), clang::OMPExecutableDirective::getClausesOfKind(), and clang::CodeGen::RegionCodeGenTy::setAction().

◆ emitTargetOutlinedFunctionHelper()

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

protectedvirtual

Helper to emit outlined function for 'target' directive.

Parameters

D	Directive to emit.
ParentName	Name of the function that encloses the target region.
OutlinedFn	Outlined function value to be defined by this call.
OutlinedFnID	Outlined function ID value to be defined by this call.
IsOffloadEntry	True if the outlined function is an offload entry.
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.

Definition at line 6391 of file CGOpenMPRuntime.cpp.

References CGM, clang::CodeGen::CodeGenFunction::GenerateOpenMPCapturedStmtFunction(), clang::OMPExecutableDirective::getBeginLoc(), clang::OMPExecutableDirective::getCapturedStmt(), clang::CodeGen::CodeGenModule::getContext(), clang::CodeGen::CodeGenModule::getLangOpts(), getTargetEntryUniqueInfo(), clang::CodeGen::CodeGenModule::getTriple(), clang::CodeGen::CodeGenTypeCache::Int8PtrTy, Line, and string().

Referenced by emitTargetOutlinedFunction().

◆ emitTaskCall()

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

virtual

Emit task region for the task directive.

The task region is emitted in several steps:

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; }
Copy a list of shared variables to field shareds of the resulting structure kmp_task_t returned by the previous call (if any).
Copy a pointer to destructions function to field destructions of the resulting structure kmp_task_t.

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.

Parameters

D	Current task directive.
TaskFunction	An LLVM function with type void ()(i32 /gtid‍/, i32 /part_id‍/, captured_struct ‍/__context‍/);
SharedsTy	A type which contains references the shared variables.
Shareds	Context with the list of shared variables from the `TaskFunction`.
IfCond	Not a nullptr if 'if' clause was specified, nullptr otherwise.
Data	Additional data for task generation like tiednsee, final state, list of privates etc.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 4999 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, CGM, clang::CodeGen::OMPTaskDataTy::Dependences, emitDependClause(), emitIfClause(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getModule(), clang::CodeGen::Address::getPointer(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), clang::CodeGen::Address::invalid(), OMPBuilder, clang::CodeGen::RegionCodeGenTy::setAction(), clang::CodeGen::OMPTaskDataTy::Tied, and clang::CodeGen::CodeGenTypeCache::VoidPtrTy.

◆ emitTaskgroupRegion()

void CGOpenMPRuntime::emitTaskgroupRegion	(	CodeGenFunction &	CGF,
		const RegionCodeGenTy &	TaskgroupOpGen,
		SourceLocation	Loc
	)

virtual

Emit a taskgroup region.

Parameters

TaskgroupOpGen Generator for the statement associated with the given taskgroup region.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2301 of file CGOpenMPRuntime.cpp.

References CGM, emitInlinedDirective(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), OMPBuilder, and clang::CodeGen::RegionCodeGenTy::setAction().

◆ emitTaskLoopCall()

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

virtual

Emit task region for the taskloop directive.

The taskloop region is emitted in several steps:

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; }
Copy a list of shared variables to field shareds of the resulting structure kmp_task_t returned by the previous call (if any).
Copy a pointer to destructions function to field destructions of the resulting structure kmp_task_t.

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.

Parameters

D	Current task directive.
TaskFunction	An LLVM function with type void ()(i32 /gtid‍/, i32 /part_id‍/, captured_struct ‍/__context‍/);
SharedsTy	A type which contains references the shared variables.
Shareds	Context with the list of shared variables from the `TaskFunction`.
IfCond	Not a nullptr if 'if' clause was specified, nullptr otherwise.
Data	Additional data for task generation like tiednsee, final state, list of privates etc.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 5117 of file CGOpenMPRuntime.cpp.

◆ emitTaskOutlinedFunction()

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

virtual

Emits outlined function for the OpenMP task directive D.

This outlined function has type void(*)(kmp_int32 ThreadID, struct task_t* TaskT).

Parameters

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

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 1285 of file CGOpenMPRuntime.cpp.

References clang::Type::castAs(), CGM, emitUpdateLocation(), clang::CodeGen::CodeGenFunction::GenerateCapturedStmtFunction(), clang::OMPExecutableDirective::getBeginLoc(), clang::OMPExecutableDirective::getCapturedStmt(), clang::OMPExecutableDirective::getDirectiveKind(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::ValueDecl::getType(), clang::isOpenMPTaskLoopDirective(), clang::Type::isPointerType(), OMPBuilder, and clang::CodeGen::RegionCodeGenTy::setAction().

◆ emitTaskReductionFini()

void CGOpenMPRuntime::emitTaskReductionFini	(	CodeGenFunction &	CGF,
		SourceLocation	Loc,
		bool	IsWorksharingReduction
	)

virtual

Emits the following code for reduction clause with task modifier:

__kmpc_task_reduction_modifier_fini(loc, gtid, is_worksharing);

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 6061 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, CGM, clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenTypeCache::IntTy, and OMPBuilder.

◆ emitTaskReductionFixups()

void CGOpenMPRuntime::emitTaskReductionFixups	(	CodeGenFunction &	CGF,
		SourceLocation	Loc,
		ReductionCodeGen &	RCG,
		unsigned	N
	)

virtual

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.

Parameters

RCG	Allows to reuse an existing data for the reductions.
N	Reduction item for which fixups must be emitted.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 6079 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, CGM, clang::CodeGen::CGBuilderTy::CreateStore(), generateUniqueName(), getAddrOfArtificialThreadPrivate(), clang::CodeGen::CodeGenModule::getContext(), clang::CodeGen::ReductionCodeGen::getRefExpr(), clang::CodeGen::ReductionCodeGen::getSizes(), clang::ASTContext::getSizeType(), and clang::CodeGen::CodeGenTypeCache::SizeTy.

◆ emitTaskReductionInit()

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

virtual

Emit a code for initialization of task reduction clause.

Next code should be emitted for reduction:

_taskred_item_t red_data[n];
...
red_data[i].shar = &shareds[i];
red_data[i].orig = &origs[i];
red_data[i].size = sizeof(origs[i]);
red_data[i].f_init = (void*)RedInit<i>;
red_data[i].f_fini = (void*)RedDest<i>;
red_data[i].f_comb = (void*)RedOp<i>;
red_data[i].flags = <Flag_i>;
...
void* tg1 = __kmpc_taskred_init(gtid, n, red_data);

For reduction clause with task modifier it emits the next call:

_taskred_item_t red_data[n];
...
red_data[i].shar = &shareds[i];
red_data[i].orig = &origs[i];
red_data[i].size = sizeof(origs[i]);
red_data[i].f_init = (void*)RedInit<i>;
red_data[i].f_fini = (void*)RedDest<i>;
red_data[i].f_comb = (void*)RedOp<i>;
red_data[i].flags = <Flag_i>;
...
void* tg1 = __kmpc_taskred_modifier_init(loc, gtid, is_worksharing, n,
red_data);

Parameters

LHSExprs	List of LHS in Data.ReductionOps reduction operations.
RHSExprs	List of RHS in Data.ReductionOps reduction operations.
Data	Additional data for task generation like tiedness, final state, list of privates, reductions etc.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 5932 of file CGOpenMPRuntime.cpp.

◆ emitTaskwaitCall()

void CGOpenMPRuntime::emitTaskwaitCall	(	CodeGenFunction &	CGF,
		SourceLocation	Loc,
		const OMPTaskDataTy &	Data
	)

virtual

Emit code for 'taskwait' directive.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 6116 of file CGOpenMPRuntime.cpp.

◆ emitTaskyieldCall()

void CGOpenMPRuntime::emitTaskyieldCall	(	CodeGenFunction &	CGF,
		SourceLocation	Loc
	)

virtual

Emits code for a taskyield directive.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 2281 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::CapturedStmtInfo, clang::CodeGen::CodeGenFunction::CGM, CGM, clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getLangOpts(), clang::CodeGen::CodeGenModule::getModule(), getThreadID(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), clang::CodeGen::CodeGenTypeCache::IntTy, and OMPBuilder.

◆ emitTeamsCall()

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

virtual

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

Parameters

OutlinedFn	Outlined function to be run by team masters. Type of this function is void()(kmp_int32 , kmp_int32, struct context_vars*).
CapturedVars	A pointer to the record with the references to variables used in OutlinedFn function.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 11016 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, CGM, clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), emitUpdateLocation(), clang::CodeGen::CodeGenModule::getModule(), clang::CodeGen::CodeGenFunction::HaveInsertPoint(), and OMPBuilder.

◆ emitTeamsOutlinedFunction()

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

virtual

Emits outlined function for the specified OpenMP teams directive D.

This outlined function has type void(*)(kmp_int32 ThreadID, kmp_int32 BoundID, struct context_vars).

Parameters

D	OpenMP directive.
ThreadIDVar	Variable for thread id in the current OpenMP region.
InnermostKind	Kind of innermost directive (for simple directives it is a directive itself, for combined - its innermost directive).
CodeGen	Code generation sequence for the D directive.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 1277 of file CGOpenMPRuntime.cpp.

References CGM, emitParallelOrTeamsOutlinedFunction(), clang::OMPExecutableDirective::getCapturedStmt(), and getOutlinedHelperName().

Referenced by clang::CodeGen::CGOpenMPRuntimeGPU::emitTeamsOutlinedFunction().

◆ emitThreadIDAddress()

Address CGOpenMPRuntime::emitThreadIDAddress	(	CodeGenFunction &	CGF,
		SourceLocation	Loc
	)

protectedvirtual

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

Definition at line 2117 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::CapturedStmtInfo, clang::CodeGen::CodeGenFunction::CreateMemTemp(), clang::CodeGen::CodeGenFunction::EmitStoreOfScalar(), clang::CodeGen::CodeGenFunction::getContext(), clang::ASTContext::getIntTypeForBitwidth(), getThreadID(), and clang::CodeGen::CodeGenFunction::MakeAddrLValue().

Referenced by emitParallelCall(), and clang::CodeGen::CGOpenMPRuntimeGPU::emitTeamsCall().

◆ emitThreadPrivateVarDefinition()

llvm::Function * CGOpenMPRuntime::emitThreadPrivateVarDefinition	(	const VarDecl *	VD,
		Address	VDAddr,
		SourceLocation	Loc,
		bool	PerformInit,
		CodeGenFunction *	CGF = `nullptr`
	)

virtual

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).

Parameters

VD	Threadprivate variable.
VDAddr	Address of the global variable VD.
Loc	Location of threadprivate declaration.
PerformInit	true if initialization expression is not constant.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 1716 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenTypes::arrangeBuiltinFunctionDeclaration(), CGM, clang::VarDecl::getAnyInitializer(), clang::CodeGen::CodeGenModule::getContext(), clang::VarDecl::getDefinition(), clang::CodeGen::CodeGenTypes::GetFunctionType(), clang::CodeGen::CodeGenModule::getLangOpts(), clang::CodeGen::CodeGenModule::getMangledName(), clang::ASTContext::getTargetInfo(), clang::ValueDecl::getType(), clang::CodeGen::CodeGenModule::getTypes(), clang::TargetInfo::isTLSSupported(), clang::ImplicitParamDecl::Other, string(), and clang::ASTContext::VoidPtrTy.

Referenced by clang::CodeGen::CodeGenFunction::EmitCXXGlobalVarDeclInit().

◆ emitUpdateClause()

void CGOpenMPRuntime::emitUpdateClause	(	CodeGenFunction &	CGF,
		LValue	DepobjLVal,
		OpenMPDependClauseKind	NewDepKind,
		SourceLocation	Loc
	)

Updates the dependency kind in the specified depobj object.

Parameters

DepobjLVal	LValue for the main depobj object.
NewDepKind	New dependency kind.

Definition at line 4952 of file CGOpenMPRuntime.cpp.

References CGM, clang::CodeGen::CodeGenFunction::ConvertTypeForMem(), clang::Type::getAsTagDecl(), clang::CodeGen::CodeGenModule::getContext(), and getDependTypes().

◆ emitUpdateLocation()

llvm::Value * CGOpenMPRuntime::emitUpdateLocation	(	CodeGenFunction &	CGF,
		SourceLocation	Loc,
		unsigned	Flags = `0`
	)

protected

Emits object of ident_t type with info for source location.

Parameters

Flags Flags for OpenMP location.

Definition at line 1370 of file CGOpenMPRuntime.cpp.

References CGM, clang::CodeGen::CodeGenFunction::CurFuncDecl, clang::CodeGen::CodeGenModule::getCodeGenOpts(), clang::PresumedLoc::getColumn(), clang::CodeGen::CodeGenFunction::getContext(), getDefaultLocationReserved2Flags(), clang::PresumedLoc::getFilename(), clang::PresumedLoc::getLine(), clang::SourceManager::getPresumedLoc(), clang::ASTContext::getSourceManager(), clang::SourceLocation::isInvalid(), Line, clang::codegenoptions::NoDebugInfo, OMPBuilder, and string().

Referenced by clang::CodeGen::CGOpenMPRuntimeGPU::emitBarrierCall(), emitBarrierCall(), emitCancelCall(), emitCancellationPointCall(), emitCriticalRegion(), emitDistributeStaticInit(), emitDoacrossInit(), emitDoacrossOrdered(), emitFlush(), emitForDispatchInit(), emitForNext(), emitForOrderedIterationEnd(), emitForStaticFinish(), emitForStaticInit(), emitMaskedRegion(), emitMasterRegion(), emitNumTeamsClause(), emitNumThreadsClause(), emitOrderedRegion(), clang::CodeGen::CGOpenMPRuntimeGPU::emitParallelCall(), emitParallelCall(), emitProcBindClause(), emitSingleRegion(), emitTargetDataCalls(), emitTargetDataStandAloneCall(), emitTaskCall(), emitTaskgroupRegion(), emitTaskLoopCall(), emitTaskOutlinedFunction(), emitTaskReductionFini(), emitTaskReductionInit(), emitTaskwaitCall(), emitTaskyieldCall(), emitTeamsCall(), getAddrOfThreadPrivate(), and getThreadID().

◆ emitUserDefinedMapper()

void CGOpenMPRuntime::emitUserDefinedMapper	(	const OMPDeclareMapperDecl *	D,
		CodeGenFunction *	CGF = `nullptr`
	)

Emit the function for the user defined mapper construct.

Emit the user-defined mapper function.

The code generation follows the pattern in the example below.

void .omp_mapper.<type_name>.<mapper_id>.(void *rt_mapper_handle,
                                          void *base, void *begin,
                                          int64_t size, int64_t type,
                                          void *name = nullptr) {
  // Allocate space for an array section first or add a base/begin for
  // pointer dereference.
  if ((size > 1 || (base != begin && maptype.IsPtrAndObj)) &&
      !maptype.IsDelete)
    __tgt_push_mapper_component(rt_mapper_handle, base, begin,
                                size*sizeof(Ty), clearToFromMember(type));
  // Map members.
  for (unsigned i = 0; i < size; i++) {
    // For each component specified by this mapper:
    for (auto c : begin[i]->all_components) {
      if (c.hasMapper())
        (*c.Mapper())(rt_mapper_handle, c.arg_base, c.arg_begin, c.arg_size,
                      c.arg_type, c.arg_name);
      else
        __tgt_push_mapper_component(rt_mapper_handle, c.arg_base,
                                    c.arg_begin, c.arg_size, c.arg_type,
                                    c.arg_name);
    }
  }
  // Delete the array section.
  if (size > 1 && maptype.IsDelete)
    __tgt_push_mapper_component(rt_mapper_handle, base, begin,
                                size*sizeof(Ty), clearToFromMember(type));
}

Definition at line 9854 of file CGOpenMPRuntime.cpp.

References clang::Decl::getLocation(), clang::OMPDeclareMapperDecl::getMapperVarRef(), clang::ValueDecl::getType(), and clang::ImplicitParamDecl::Other.

Referenced by clang::CodeGen::CodeGenModule::EmitOMPDeclareMapper().

◆ emitUserDefinedReduction()

void CGOpenMPRuntime::emitUserDefinedReduction	(	CodeGenFunction *	CGF,
		const OMPDeclareReductionDecl *	D
	)

virtual

Emit code for the specified user defined reduction construct.

Definition at line 1152 of file CGOpenMPRuntime.cpp.

References clang::OMPDeclareReductionDecl::CallInit, CGM, clang::CodeGen::CodeGenFunction::CurFn, emitCombinerOrInitializer(), clang::OMPDeclareReductionDecl::getCombiner(), clang::OMPDeclareReductionDecl::getCombinerIn(), clang::OMPDeclareReductionDecl::getCombinerOut(), clang::OMPDeclareReductionDecl::getInitializer(), clang::OMPDeclareReductionDecl::getInitializerKind(), clang::OMPDeclareReductionDecl::getInitOrig(), clang::OMPDeclareReductionDecl::getInitPriv(), clang::ValueDecl::getType(), and clang::Initializer.

Referenced by clang::CodeGen::CodeGenModule::EmitOMPDeclareReduction(), and getUserDefinedReduction().

◆ emitUsesAllocatorsFini()

void CGOpenMPRuntime::emitUsesAllocatorsFini	(	CodeGenFunction &	CGF,
		const Expr *	Allocator
	)

Destroys user defined allocators specified in the uses_allocators clause.

Definition at line 6375 of file CGOpenMPRuntime.cpp.

◆ emitUsesAllocatorsInit()

void CGOpenMPRuntime::emitUsesAllocatorsInit	(	CodeGenFunction &	CGF,
		const Expr *	Allocator,
		const Expr *	AllocatorTraits
	)

Initializes user defined allocators specified in the uses_allocators clauses.

Definition at line 6340 of file CGOpenMPRuntime.cpp.

◆ functionFinished()

void CGOpenMPRuntime::functionFinished ( CodeGenFunction & CGF )

virtual

Cleans up references to the objects in finished function.

Reimplemented in clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 1463 of file CGOpenMPRuntime.cpp.

References clearLocThreadIdInsertPt(), and clang::CodeGen::CodeGenFunction::CurFn.

Referenced by clang::CodeGen::CGOpenMPRuntimeGPU::functionFinished(), and clang::CodeGen::CodeGenFunction::~CodeGenFunction().

◆ getAddressOfLocalVariable()

Address CGOpenMPRuntime::getAddressOfLocalVariable	(	CodeGenFunction &	CGF,
		const VarDecl *	VD
	)

virtual

Gets the OpenMP-specific address of the local variable.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 12196 of file CGOpenMPRuntime.cpp.

References clang::CharUnits::alignTo(), clang::CodeGen::CodeGenFunction::Builder, CGM, clang::CodeGen::CodeGenFunction::CurFn, clang::CharUnits::fromQuantity(), clang::Decl::getAttr(), clang::DeclaratorDecl::getBeginLoc(), clang::VarDecl::getCanonicalDecl(), clang::CodeGen::CodeGenModule::getContext(), clang::ASTContext::getDeclAlign(), clang::CodeGen::CodeGenModule::getSize(), getThreadID(), clang::ValueDecl::getType(), clang::CodeGen::CodeGenFunction::getTypeSize(), clang::ASTContext::getTypeSizeInChars(), clang::Decl::hasAttr(), clang::CodeGen::Address::invalid(), isAllocatableDecl(), and clang::Type::isVariablyModifiedType().

Referenced by clang::CodeGen::CodeGenFunction::EmitAutoVarAlloca(), and clang::CodeGen::CodeGenFunction::EmitParmDecl().

◆ getAddrOfArtificialThreadPrivate()

Address CGOpenMPRuntime::getAddrOfArtificialThreadPrivate	(	CodeGenFunction &	CGF,
		QualType	VarType,
		StringRef	Name
	)

virtual

Creates artificial threadprivate variable with name Name and type VarType.

Parameters

VarType	Type of the artificial threadprivate variable.
Name	Name of the artificial threadprivate variable.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 1968 of file CGOpenMPRuntime.cpp.

Referenced by emitTaskReductionFixups().

◆ getAddrOfDeclareTargetVar()

Address CGOpenMPRuntime::getAddrOfDeclareTargetVar ( const VarDecl * VD )

virtual

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

Definition at line 1625 of file CGOpenMPRuntime.cpp.

References CGM, clang::CodeGen::CodeGenTypes::ConvertTypeForMem(), clang::CodeGen::CodeGenModule::GetAddrOfGlobal(), clang::DeclaratorDecl::getBeginLoc(), clang::VarDecl::getCanonicalDecl(), clang::CodeGen::CodeGenModule::getContext(), clang::ASTContext::getDeclAlign(), clang::CodeGen::CodeGenModule::getLangOpts(), clang::CodeGen::CodeGenModule::getMangledName(), clang::CodeGen::CodeGenModule::getModule(), clang::ASTContext::getPointerType(), getTargetEntryUniqueInfo(), clang::ValueDecl::getType(), clang::CodeGen::CodeGenModule::getTypes(), clang::CodeGen::Address::invalid(), clang::NamedDecl::isExternallyVisible(), Line, and registerTargetGlobalVariable().

Referenced by emitDeclTargetVarDeclLValue(), and clang::CodeGen::CodeGenModule::EmitGlobal().

◆ getAddrOfThreadPrivate()

Address CGOpenMPRuntime::getAddrOfThreadPrivate	(	CodeGenFunction &	CGF,
		const VarDecl *	VD,
		Address	VDAddr,
		SourceLocation	Loc
	)

virtual

Returns address of the threadprivate variable for the current thread.

Parameters

VD	Threadprivate variable.
VDAddr	Address of the global variable VD.
Loc	Location of the reference to threadprivate var.

Returns: Address of the threadprivate variable for the current thread.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 1674 of file CGOpenMPRuntime.cpp.

Referenced by EmitThreadPrivateVarDeclLValue().

◆ getCriticalRegionLock()

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

protected

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.

Parameters

CriticalName Name of the critical region.

Definition at line 2154 of file CGOpenMPRuntime.cpp.

References string().

Referenced by emitCriticalRegion().

◆ getDefaultDistScheduleAndChunk()

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

inlinevirtual

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

Reimplemented in clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 1782 of file CGOpenMPRuntime.h.

◆ getDefaultFlagsForBarriers()

unsigned CGOpenMPRuntime::getDefaultFlagsForBarriers ( OpenMPDirectiveKind Kind )

staticprotected

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

Definition at line 2503 of file CGOpenMPRuntime.cpp.

Referenced by clang::CodeGen::CGOpenMPRuntimeGPU::emitBarrierCall(), and emitBarrierCall().

◆ getDefaultLocationReserved2Flags()

virtual unsigned clang::CodeGen::CGOpenMPRuntime::getDefaultLocationReserved2Flags ( ) const

inlineprotectedvirtual

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

Reimplemented in clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 406 of file CGOpenMPRuntime.h.

Referenced by emitUpdateLocation().

◆ getDefaultMemoryOrdering()

llvm::AtomicOrdering CGOpenMPRuntime::getDefaultMemoryOrdering ( ) const

Gets default memory ordering as specified in requires directive.

Definition at line 10907 of file CGOpenMPRuntime.cpp.

◆ getDefaultScheduleAndChunk()

void CGOpenMPRuntime::getDefaultScheduleAndChunk	(	CodeGenFunction &	CGF,
		const OMPLoopDirective &	S,
		OpenMPScheduleClauseKind &	ScheduleKind,
		const Expr *&	ChunkExpr
	)		const

virtual

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

Reimplemented in clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 2518 of file CGOpenMPRuntime.cpp.

◆ getIdentTyPointerTy()

llvm::Type * CGOpenMPRuntime::getIdentTyPointerTy ( )

protected

Returns pointer to ident_t type.

Definition at line 1484 of file CGOpenMPRuntime.cpp.

References OMPBuilder.

◆ getKmpCriticalNameTy()

llvm::ArrayType* clang::CodeGen::CGOpenMPRuntime::getKmpCriticalNameTy ( ) const

inlineprotected

Get the LLVM type for the critical name.

Definition at line 413 of file CGOpenMPRuntime.h.

◆ getName()

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

Get the platform-specific name separator.

Definition at line 1086 of file CGOpenMPRuntime.cpp.

References FirstSeparator, Separator, and string().

Referenced by emitRequiresDirectiveRegFun().

◆ getNumTeamsExprForTargetDirective()

const Expr * CGOpenMPRuntime::getNumTeamsExprForTargetDirective	(	CodeGenFunction &	CGF,
		const OMPExecutableDirective &	D,
		int32_t &	DefaultVal
	)

protected

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.

Definition at line 6543 of file CGOpenMPRuntime.cpp.

References clang::CapturedStmt::getCapturedStmt(), clang::CodeGen::CodeGenFunction::getContext(), clang::OMPExecutableDirective::getDirectiveKind(), clang::OMPExecutableDirective::getInnermostCapturedStmt(), clang::Expr::getIntegerConstantExpr(), clang::OMPExecutableDirective::getSingleClause(), getSingleCompoundChild(), clang::OMPExecutableDirective::hasClausesOfKind(), clang::Stmt::IgnoreContainers(), clang::Expr::isIntegerConstantExpr(), clang::isOpenMPParallelDirective(), clang::isOpenMPSimdDirective(), clang::isOpenMPTargetExecutionDirective(), and clang::isOpenMPTeamsDirective().

Referenced by emitNumTeamsForTargetDirective().

◆ getNumThreadsExprForTargetDirective()

const Expr * CGOpenMPRuntime::getNumThreadsExprForTargetDirective	(	CodeGenFunction &	CGF,
		const OMPExecutableDirective &	D,
		int32_t &	DefaultVal
	)

protected

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.

Definition at line 6806 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::getContext(), clang::OMPExecutableDirective::getDirectiveKind(), clang::OMPExecutableDirective::getSingleClause(), clang::OMPExecutableDirective::hasClausesOfKind(), and clang::isOpenMPTargetExecutionDirective().

◆ getOMPBuilder()

llvm::OpenMPIRBuilder& clang::CodeGen::CGOpenMPRuntime::getOMPBuilder ( )

inline

Definition at line 305 of file CGOpenMPRuntime.h.

References OMPBuilder.

Referenced by clang::CodeGen::CGOpenMPRuntimeGPU::CGOpenMPRuntimeGPU(), createRuntimeShuffleFunction(), emitOMPAtomicCompareExpr(), emitParallelOrTeamsOutlinedFunction(), clang::CodeGen::CodeGenFunction::OMPBuilderCBHelpers::getAddressOfLocalVariable(), clang::CodeGen::CodeGenFunction::OMPBuilderCBHelpers::getAddrOfThreadPrivate(), and clang::CodeGen::CodeGenFunction::~CodeGenFunction().

◆ getOrCreateUserDefinedMapperFunc()

llvm::Function * CGOpenMPRuntime::getOrCreateUserDefinedMapperFunc ( const OMPDeclareMapperDecl * D )

Get the function for the specified user-defined mapper.

If it does not exist, create one.

Definition at line 10170 of file CGOpenMPRuntime.cpp.

◆ getOutlinedHelperName()

virtual StringRef clang::CodeGen::CGOpenMPRuntime::getOutlinedHelperName ( ) const

inlineprotectedvirtual

Get the function name of an outlined region.

Reimplemented in clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 385 of file CGOpenMPRuntime.h.

Referenced by emitParallelOutlinedFunction(), and emitTeamsOutlinedFunction().

◆ getParameterAddress()

Address CGOpenMPRuntime::getParameterAddress	(	CodeGenFunction &	CGF,
		const VarDecl *	NativeParam,
		const VarDecl *	TargetParam
	)		const

virtual

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

Parameters

NativeParam	Parameter itself.
TargetParam	Corresponding target-specific parameter.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 12149 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::GetAddrOfLocalVar().

Referenced by emitOutlinedFunctionPrologue().

◆ getSingleCompoundChild()

const Stmt * CGOpenMPRuntime::getSingleCompoundChild	(	ASTContext &	Ctx,
		const Stmt *	Body
	)

static

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

Definition at line 6501 of file CGOpenMPRuntime.cpp.

References clang::Stmt::IgnoreContainers().

Referenced by emitNumThreadsForTargetDirective(), getNumTeamsExprForTargetDirective(), getNumThreads(), hasNestedLightweightDirective(), and hasNestedSPMDDirective().

◆ getTaskReductionItem()

Address CGOpenMPRuntime::getTaskReductionItem	(	CodeGenFunction &	CGF,
		SourceLocation	Loc,
		llvm::Value *	ReductionsPtr,
		LValue	SharedLVal
	)

virtual

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

Parameters

ReductionsPtr	Pointer to the reduction data returned by the emitTaskReductionInit function.
SharedLVal	Address of the original reduction item.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime.

Definition at line 6096 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::Builder, CGM, clang::CodeGen::CGBuilderTy::CreatePointerBitCastOrAddrSpaceCast(), clang::CodeGen::CodeGenFunction::EmitRuntimeCall(), clang::CodeGen::LValue::getAlignment(), clang::CodeGen::CodeGenModule::getModule(), clang::CodeGen::LValue::getPointer(), getThreadID(), clang::CodeGen::CodeGenTypeCache::Int8Ty, clang::CodeGen::CodeGenTypeCache::IntTy, OMPBuilder, and clang::CodeGen::CodeGenTypeCache::VoidPtrTy.

◆ getThreadID()

llvm::Value * CGOpenMPRuntime::getThreadID	(	CodeGenFunction &	CGF,
		SourceLocation	Loc
	)

protected

Gets thread id value for the current thread.

Definition at line 1394 of file CGOpenMPRuntime.cpp.

Referenced by clang::CodeGen::CGOpenMPRuntimeGPU::emitBarrierCall(), emitBarrierCall(), emitCancelCall(), emitCancellationPointCall(), emitCriticalRegion(), emitDepobjDependClause(), emitDestroyClause(), emitDistributeStaticInit(), emitDoacrossInit(), emitDoacrossOrdered(), emitForDispatchInit(), emitForNext(), emitForOrderedIterationEnd(), emitForStaticFinish(), emitForStaticInit(), emitMaskedRegion(), emitMasterRegion(), emitNumTeamsClause(), emitNumThreadsClause(), emitOrderedRegion(), clang::CodeGen::CGOpenMPRuntimeGPU::emitParallelCall(), emitParallelCall(), emitProcBindClause(), emitSingleRegion(), emitTaskCall(), emitTaskgroupRegion(), emitTaskLoopCall(), emitTaskOutlinedFunction(), emitTaskReductionFini(), emitTaskReductionInit(), emitTaskwaitCall(), emitTaskyieldCall(), emitThreadIDAddress(), getAddressOfLocalVariable(), getAddrOfThreadPrivate(), and getTaskReductionItem().

◆ getUserDefinedReduction()

std::pair< llvm::Function *, llvm::Function * > CGOpenMPRuntime::getUserDefinedReduction ( const OMPDeclareReductionDecl * D )

virtual

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

Definition at line 1179 of file CGOpenMPRuntime.cpp.

References emitUserDefinedReduction().

Referenced by emitInitWithReductionInitializer(), and emitReductionCombiner().

◆ hasAllocateAttributeForGlobalVar()

bool CGOpenMPRuntime::hasAllocateAttributeForGlobalVar	(	const VarDecl *	VD,
		LangAS &	AS
	)

virtual

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

Reimplemented in clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 10911 of file CGOpenMPRuntime.cpp.

References clang::Default, clang::Decl::getAttr(), and clang::Decl::hasAttr().

◆ hasRequiresUnifiedSharedMemory()

bool CGOpenMPRuntime::hasRequiresUnifiedSharedMemory ( ) const

Return whether the unified_shared_memory has been specified.

Definition at line 10936 of file CGOpenMPRuntime.cpp.

Referenced by createOffloadEntriesAndInfoMetadata(), emitDeclTargetVarDeclLValue(), and clang::CodeGen::CodeGenModule::EmitGlobal().

◆ isDefaultLocationConstant()

virtual bool clang::CodeGen::CGOpenMPRuntime::isDefaultLocationConstant ( ) const

inlineprotectedvirtual

Check if the default location must be constant.

Default is false to support OMPT/OMPD.

Reimplemented in clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 402 of file CGOpenMPRuntime.h.

◆ isDynamic()

bool CGOpenMPRuntime::isDynamic ( OpenMPScheduleClauseKind ScheduleKind ) const

virtual

Check if the specified ScheduleKind is dynamic.

This kind of worksharing directive is emitted without outer loop.

Parameters

ScheduleKind Schedule Kind specified in the 'schedule' clause.

Definition at line 2641 of file CGOpenMPRuntime.cpp.

References getRuntimeSchedule().

◆ isLocalVarInUntiedTask()

bool CGOpenMPRuntime::isLocalVarInUntiedTask	(	CodeGenFunction &	CGF,
		const VarDecl *	VD
	)		const

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

Definition at line 12297 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::CurFn.

◆ isNontemporalDecl()

bool CGOpenMPRuntime::isNontemporalDecl ( const ValueDecl * VD ) const

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

Definition at line 12355 of file CGOpenMPRuntime.cpp.

References CGM, clang::CodeGen::CodeGenModule::getLangOpts(), and clang::CodeGen::CodeGenModule::getOpenMPRuntime().

Referenced by clang::CodeGen::CodeGenFunction::EmitDeclRefLValue(), and clang::CodeGen::CodeGenFunction::EmitMemberExpr().

◆ isStaticChunked() [1/2]

bool CGOpenMPRuntime::isStaticChunked	(	OpenMPDistScheduleClauseKind	ScheduleKind,
		bool	Chunked
	)		const

virtual

Check if the specified ScheduleKind is static non-chunked.

Parameters

ScheduleKind	Schedule kind specified in the 'dist_schedule' clause.
Chunked	True if chunk is specified in the clause.

Definition at line 2635 of file CGOpenMPRuntime.cpp.

References getRuntimeSchedule().

◆ isStaticChunked() [2/2]

bool CGOpenMPRuntime::isStaticChunked	(	OpenMPScheduleClauseKind	ScheduleKind,
		bool	Chunked
	)		const

virtual

Check if the specified ScheduleKind is static chunked.

Parameters

ScheduleKind	Schedule kind specified in the 'schedule' clause.
Chunked	True if chunk is specified in the clause.

Definition at line 2628 of file CGOpenMPRuntime.cpp.

References getRuntimeSchedule().

◆ isStaticNonchunked() [1/2]

bool CGOpenMPRuntime::isStaticNonchunked	(	OpenMPDistScheduleClauseKind	ScheduleKind,
		bool	Chunked
	)		const

virtual

Check if the specified ScheduleKind is static non-chunked.

This kind of distribute directive is emitted without outer loop.

Parameters

ScheduleKind	Schedule kind specified in the 'dist_schedule' clause.
Chunked	True if chunk is specified in the clause.

Definition at line 2622 of file CGOpenMPRuntime.cpp.

References getRuntimeSchedule().

◆ isStaticNonchunked() [2/2]

bool CGOpenMPRuntime::isStaticNonchunked	(	OpenMPScheduleClauseKind	ScheduleKind,
		bool	Chunked
	)		const

virtual

Check if the specified ScheduleKind is static non-chunked.

This kind of worksharing directive is emitted without outer loop.

Parameters

ScheduleKind	Schedule kind specified in the 'schedule' clause.
Chunked	True if chunk is specified in the clause.

Definition at line 2615 of file CGOpenMPRuntime.cpp.

References getRuntimeSchedule().

◆ markAsGlobalTarget()

bool CGOpenMPRuntime::markAsGlobalTarget ( GlobalDecl GD )

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

Definition at line 10954 of file CGOpenMPRuntime.cpp.

References CGM, clang::GlobalDecl::getDecl(), clang::CodeGen::CodeGenModule::GetGlobalValue(), clang::CodeGen::CodeGenModule::getLangOpts(), and clang::CodeGen::CodeGenModule::getMangledName().

◆ processRequiresDirective()

void CGOpenMPRuntime::processRequiresDirective ( const OMPRequiresDecl * D )

virtual

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

Reimplemented in clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 10884 of file CGOpenMPRuntime.cpp.

References clang::OMPRequiresDecl::clauselists(), and clang::OMPC_ATOMIC_DEFAULT_MEM_ORDER_unknown.

Referenced by clang::CodeGen::CodeGenModule::EmitOMPRequiresDecl().

◆ registerTargetGlobalVariable()

void CGOpenMPRuntime::registerTargetGlobalVariable	(	const VarDecl *	VD,
		llvm::Constant *	Addr
	)

virtual

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

Definition at line 10769 of file CGOpenMPRuntime.cpp.

References clang::VarDecl::DeclarationOnly, getName(), clang::ValueDecl::getType(), clang::VarDecl::hasDefinition(), clang::InternalLinkage, clang::NamedDecl::isExternallyVisible(), clang::CharUnits::isZero(), string(), and clang::CharUnits::Zero().

Referenced by getAddrOfDeclareTargetVar().

◆ setLocThreadIdInsertPt()

void CGOpenMPRuntime::setLocThreadIdInsertPt	(	CodeGenFunction &	CGF,
		bool	AtCurrentPoint = `false`
	)

protected

Definition at line 1332 of file CGOpenMPRuntime.cpp.

References clang::CodeGen::CodeGenFunction::AllocaInsertPt, clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::CurFn, and clang::CodeGen::CodeGenTypeCache::Int32Ty.

Referenced by getThreadID().

◆ translateParameter()

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

inlinevirtual

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

Parameters

FD	Field decl from captured record for the parameter.
NativeParam	Parameter itself.

Reimplemented in clang::CodeGen::CGOpenMPSIMDRuntime, and clang::CodeGen::CGOpenMPRuntimeGPU.

Definition at line 1767 of file CGOpenMPRuntime.h.

Referenced by emitOutlinedFunctionPrologue().

Member Data Documentation

◆ CGM

CodeGenModule& clang::CodeGen::CGOpenMPRuntime::CGM

protected

Definition at line 308 of file CGOpenMPRuntime.h.

◆ FirstSeparator

StringRef clang::CodeGen::CGOpenMPRuntime::FirstSeparator

protected

Definition at line 309 of file CGOpenMPRuntime.h.

Referenced by getName().

◆ OMPBuilder

llvm::OpenMPIRBuilder clang::CodeGen::CGOpenMPRuntime::OMPBuilder

protected

An OpenMP-IR-Builder instance.

Definition at line 312 of file CGOpenMPRuntime.h.

Referenced by CGOpenMPRuntime(), clang::CodeGen::CGOpenMPRuntimeGPU::CGOpenMPRuntimeGPU(), createOffloadEntry(), clang::CodeGen::CGOpenMPRuntimeGPU::emitBarrierCall(), emitBarrierCall(), emitCancelCall(), emitCancellationPointCall(), clang::CodeGen::CGOpenMPRuntimeGPU::emitCriticalRegion(), emitCriticalRegion(), emitDoacrossInit(), emitDoacrossOrdered(), emitFlush(), emitForStaticFinish(), emitMaskedRegion(), emitMasterRegion(), emitNumTeamsClause(), emitNumThreadsClause(), emitOrderedRegion(), clang::CodeGen::CGOpenMPRuntimeGPU::emitParallelCall(), emitParallelCall(), emitProcBindClause(), emitRequiresDirectiveRegFun(), emitSingleRegion(), emitTargetDataCalls(), emitTargetDataStandAloneCall(), emitTaskCall(), emitTaskgroupRegion(), emitTaskLoopCall(), emitTaskOutlinedFunction(), emitTaskReductionFini(), emitTaskReductionInit(), emitTaskwaitCall(), emitTaskyieldCall(), emitTeamsCall(), emitUpdateLocation(), getAddrOfThreadPrivate(), clang::CodeGen::CGOpenMPRuntimeGPU::getGPUThreadID(), clang::CodeGen::CGOpenMPRuntimeGPU::getGPUWarpSize(), getIdentTyPointerTy(), getOMPBuilder(), getTaskReductionItem(), and getThreadID().

◆ Separator

StringRef clang::CodeGen::CGOpenMPRuntime::Separator

protected

Definition at line 309 of file CGOpenMPRuntime.h.

Referenced by getName().

The documentation for this class was generated from the following files:

lib/CodeGen/CGOpenMPRuntime.h
lib/CodeGen/CGOpenMPRuntime.cpp

Classes

Public Member Functions

Static Public Member Functions

Protected Member Functions

Static Protected Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ CGOpenMPRuntime() [1/2]

◆ CGOpenMPRuntime() [2/2]

◆ ~CGOpenMPRuntime()

Member Function Documentation

◆ adjustTargetSpecificDataForLambdas()

◆ checkAndEmitLastprivateConditional()

◆ checkAndEmitSharedLastprivateConditional()

◆ clear()

◆ clearLocThreadIdInsertPt()

◆ createOffloadEntriesAndInfoMetadata()

◆ createOffloadEntry()

◆ emitBarrierCall()

◆ emitCall()

◆ emitCancelCall()

◆ emitCancellationPointCall()

◆ emitCriticalRegion()

◆ emitDeclareSimdFunction()

◆ emitDeclareTargetVarDefinition()

◆ emitDeferredTargetDecls()

◆ emitDependClause()

◆ emitDepobjDependClause()

◆ emitDestroyClause()

◆ emitDistributeStaticInit()

◆ emitDoacrossInit()

◆ emitDoacrossOrdered()

◆ emitFlush()

◆ emitForDispatchInit()

◆ emitForNext()

◆ emitForOrderedIterationEnd()

◆ emitForStaticFinish()

◆ emitForStaticInit()

◆ emitFunctionProlog()

◆ emitIfClause()

◆ emitInlinedDirective()

◆ emitLastprivateConditionalFinalUpdate()

◆ emitLastprivateConditionalInit()

◆ emitMaskedRegion()

◆ emitMasterRegion()

◆ emitNumTeamsClause()

◆ emitNumTeamsForTargetDirective()

◆ emitNumThreadsClause()

◆ emitNumThreadsForTargetDirective()

◆ emitOrderedRegion()

◆ emitOutlinedFunctionCall()

◆ emitParallelCall()

◆ emitParallelOutlinedFunction()

◆ emitProcBindClause()

◆ emitReduction()

◆ emitReductionFunction()

◆ emitRequiresDirectiveRegFun()

◆ emitSingleReductionCombiner()

◆ emitSingleRegion()

◆ emitTargetCall()

◆ emitTargetDataCalls()

◆ emitTargetDataStandAloneCall()

◆ emitTargetFunctions()

◆ emitTargetGlobal()

◆ emitTargetGlobalVariable()

◆ emitTargetOutlinedFunction()

◆ emitTargetOutlinedFunctionHelper()

◆ emitTaskCall()

◆ emitTaskgroupRegion()

◆ emitTaskLoopCall()

◆ emitTaskOutlinedFunction()

◆ emitTaskReductionFini()

◆ emitTaskReductionFixups()

◆ emitTaskReductionInit()

◆ emitTaskwaitCall()

◆ emitTaskyieldCall()

◆ emitTeamsCall()

◆ emitTeamsOutlinedFunction()

◆ emitThreadIDAddress()