#include <il.h>

Inheritance diagram for dart::SuspendInstr:

Public Types
enum class	StubId { kAwait , kAwaitWithTypeCheck , kYieldAsyncStar , kSuspendSyncStarAtStart , kSuspendSyncStarAtYield }

Public Types inherited from dart::TemplateDefinition< 2, Throws >
using	BaseClass = typename NoCSE< Definition, PureDefinition >::Base

Public Types inherited from dart::Instruction
enum	Tag { FOR_EACH_INSTRUCTION =(DECLARE_TAG) kNumInstructions }

enum	SpeculativeMode { kGuardInputs , kNotSpeculative }

using	InputsIterable = InstructionIndexedPropertyIterable< InputsTrait >

using	SuccessorsIterable = InstructionIndexedPropertyIterable< SuccessorsTrait >

Public Member Functions
	SuspendInstr (const InstructionSource &source, StubId stub_id, Value operand, Value type_args, intptr_t deopt_id, intptr_t resume_deopt_id)

bool	has_type_args () const

virtual intptr_t	InputCount () const

Value *	operand () const

Value *	type_args () const

StubId	stub_id () const

intptr_t	resume_deopt_id () const

virtual TokenPosition	token_pos () const

virtual bool	CanCallDart () const

virtual bool	ComputeCanDeoptimize () const

virtual bool	ComputeCanDeoptimizeAfterCall () const

virtual bool	HasUnknownSideEffects () const

virtual intptr_t	NumberOfInputsConsumedBeforeCall () const

	DECLARE_INSTRUCTION (Suspend)

virtual PRINT_OPERANDS_TO_SUPPORT Definition *	Canonicalize (FlowGraph *flow_graph)

Public Member Functions inherited from dart::TemplateDefinition< 2, Throws >
	TemplateDefinition (intptr_t deopt_id=DeoptId::kNone)

	TemplateDefinition (const InstructionSource &source, intptr_t deopt_id=DeoptId::kNone)

virtual intptr_t	InputCount () const

virtual Value *	InputAt (intptr_t i) const

virtual bool	MayThrow () const

Public Member Functions inherited from dart::Instruction
	Instruction (const InstructionSource &source, intptr_t deopt_id=DeoptId::kNone)

	Instruction (intptr_t deopt_id=DeoptId::kNone)

virtual	~Instruction ()

virtual Tag	tag () const =0

virtual intptr_t	statistics_tag () const

intptr_t	deopt_id () const

virtual TokenPosition	token_pos () const

InstructionSource	source () const

virtual intptr_t	InputCount () const =0

virtual Value *	InputAt (intptr_t i) const =0

void	SetInputAt (intptr_t i, Value *value)

InputsIterable	inputs ()

void	UnuseAllInputs ()

virtual intptr_t	ArgumentCount () const

Value *	ArgumentValueAt (intptr_t index) const

Definition *	ArgumentAt (intptr_t index) const

virtual void	SetMoveArguments (MoveArgumentsArray *move_arguments)

virtual MoveArgumentsArray *	GetMoveArguments () const

virtual void	ReplaceInputsWithMoveArguments (MoveArgumentsArray *move_arguments)

bool	HasMoveArguments () const

void	RepairArgumentUsesInEnvironment () const

virtual bool	ComputeCanDeoptimize () const =0

virtual bool	ComputeCanDeoptimizeAfterCall () const

bool	CanDeoptimize () const

virtual void	Accept (InstructionVisitor *visitor)=0

Instruction *	previous () const

void	set_previous (Instruction *instr)

Instruction *	next () const

void	set_next (Instruction *instr)

void	LinkTo (Instruction *next)

Instruction *	RemoveFromGraph (bool return_previous=true)

virtual intptr_t	SuccessorCount () const

virtual BlockEntryInstr *	SuccessorAt (intptr_t index) const

SuccessorsIterable	successors () const

void	Goto (JoinEntryInstr *entry)

virtual const char *	DebugName () const =0

void	CheckField (const Field &field) const

const char *	ToCString () const

	DECLARE_INSTRUCTION_TYPE_CHECK (BlockEntryWithInitialDefs, BlockEntryWithInitialDefs) template< typename T > T *Cast()

template<typename T >
const T *	Cast () const

LocationSummary *	locs ()

bool	HasLocs () const

virtual LocationSummary *	MakeLocationSummary (Zone *zone, bool is_optimizing) const =0

void	InitializeLocationSummary (Zone *zone, bool optimizing)

virtual void	EmitNativeCode (FlowGraphCompiler *compiler)

Environment *	env () const

void	SetEnvironment (Environment *deopt_env)

void	RemoveEnvironment ()

void	ReplaceInEnvironment (Definition current, Definition replacement)

virtual intptr_t	NumberOfInputsConsumedBeforeCall () const

intptr_t	GetPassSpecificId (CompilerPass::Id pass) const

void	SetPassSpecificId (CompilerPass::Id pass, intptr_t id)

bool	HasPassSpecificId (CompilerPass::Id pass) const

bool	HasUnmatchedInputRepresentations () const

virtual Representation	RequiredInputRepresentation (intptr_t idx) const

SpeculativeMode	SpeculativeModeOfInputs () const

virtual SpeculativeMode	SpeculativeModeOfInput (intptr_t index) const

virtual Representation	representation () const

bool	WasEliminated () const

virtual intptr_t	DeoptimizationTarget () const

virtual Instruction *	Canonicalize (FlowGraph *flow_graph)

void	InsertBefore (Instruction *next)

void	InsertAfter (Instruction *prev)

Instruction *	AppendInstruction (Instruction *tail)

virtual bool	AllowsCSE () const

virtual bool	HasUnknownSideEffects () const =0

virtual bool	CanCallDart () const

virtual bool	CanTriggerGC () const

virtual BlockEntryInstr *	GetBlock ()

virtual intptr_t	inlining_id () const

virtual void	set_inlining_id (intptr_t value)

virtual bool	has_inlining_id () const

virtual uword	Hash () const

bool	Equals (const Instruction &other) const

virtual bool	AttributesEqual (const Instruction &other) const

void	InheritDeoptTarget (Zone zone, Instruction other)

bool	NeedsEnvironment () const

virtual bool	CanBecomeDeoptimizationTarget () const

void	InheritDeoptTargetAfter (FlowGraph flow_graph, Definition call, Definition *result)

virtual bool	MayThrow () const =0

virtual bool	MayHaveVisibleEffect () const

virtual bool	CanEliminate (const BlockEntryInstr *block) const

bool	CanEliminate ()

bool	IsDominatedBy (Instruction *dom)

void	ClearEnv ()

void	Unsupported (FlowGraphCompiler *compiler)

virtual bool	UseSharedSlowPathStub (bool is_optimizing) const

Location::Kind	RegisterKindForResult () const

Public Member Functions inherited from dart::ZoneAllocated
	ZoneAllocated ()

void *	operator new (size_t size)

void *	operator new (size_t size, Zone *zone)

void	operator delete (void *pointer)

Additional Inherited Members
Static Public Member Functions inherited from dart::Instruction
static const ICData *	GetICData (const ZoneGrowableArray< const ICData * > &ic_data_array, intptr_t deopt_id, bool is_static_call)

static LocationSummary *	MakeCallSummary (Zone zone, const Instruction instr, LocationSummary *locs=nullptr)

static bool	SlowPathSharingSupported (bool is_optimizing)

Static Public Attributes inherited from dart::Instruction
static const intptr_t	kInstructionAttrs [kNumInstructions]

Protected Member Functions inherited from dart::Instruction
intptr_t	GetDeoptId () const

virtual void	CopyDeoptIdFrom (const Instruction &instr)

void	WriteExtraWithoutInputs (FlowGraphSerializer *s)

void	ReadExtraWithoutInputs (FlowGraphDeserializer *d)

Protected Attributes inherited from dart::TemplateDefinition< 2, Throws >
EmbeddedArray< Value *, N >	inputs_

Detailed Description

Definition at line 11477 of file il.h.

Member Enumeration Documentation

◆ StubId

enum class dart::SuspendInstr::StubId

strong

Enumerator
kAwait
kAwaitWithTypeCheck
kYieldAsyncStar
kSuspendSyncStarAtStart
kSuspendSyncStarAtYield

Definition at line 11479 of file il.h.

                    {
    kAwait,
    kAwaitWithTypeCheck,
    kYieldAsyncStar,
    kSuspendSyncStarAtStart,
    kSuspendSyncStarAtYield,
  };

Constructor & Destructor Documentation

◆ SuspendInstr()

dart::SuspendInstr::SuspendInstr	(	const InstructionSource &	source,
		StubId	stub_id,
		Value *	operand,
		Value *	type_args,
		intptr_t	deopt_id,
		intptr_t	resume_deopt_id
	)

inline

Definition at line 11487 of file il.h.

      : TemplateDefinition(source, deopt_id),
        stub_id_(stub_id),
        resume_deopt_id_(resume_deopt_id),
        token_pos_(source.token_pos) {
    SetInputAt(0, operand);
    if (has_type_args()) {
      SetInputAt(1, type_args);
    } else {
      ASSERT(type_args == nullptr);
    }
  }

Member Function Documentation

◆ CanCallDart()

virtual bool dart::SuspendInstr::CanCallDart ( ) const

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 11518 of file il.h.

11518{ return true; }

◆ Canonicalize()

Definition * dart::SuspendInstr::Canonicalize ( FlowGraph * flow_graph )

virtual

Reimplemented from dart::Instruction.

Definition at line 8562 of file il.cc.

                                                            {
  if (stub_id() == StubId::kAwaitWithTypeCheck &&
      !operand()->Type()->CanBeFuture()) {
    type_args()->RemoveFromUseList();
    stub_id_ = StubId::kAwait;
  }
  return this;
}

◆ ComputeCanDeoptimize()

virtual bool dart::SuspendInstr::ComputeCanDeoptimize ( ) const

inlinevirtual

Implements dart::Instruction.

Definition at line 11519 of file il.h.

11519{ return false; }

◆ ComputeCanDeoptimizeAfterCall()

virtual bool dart::SuspendInstr::ComputeCanDeoptimizeAfterCall ( ) const

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 11520 of file il.h.

11520{ return true; }

◆ DECLARE_INSTRUCTION()

dart::SuspendInstr::DECLARE_INSTRUCTION ( Suspend )

◆ has_type_args()

bool dart::SuspendInstr::has_type_args ( ) const

inline

Definition at line 11505 of file il.h.

11505{ return stub_id_ == StubId::kAwaitWithTypeCheck; }

◆ HasUnknownSideEffects()

virtual bool dart::SuspendInstr::HasUnknownSideEffects ( ) const

inlinevirtual

Implements dart::Instruction.

Definition at line 11521 of file il.h.

11521{ return true; }

◆ InputCount()

virtual intptr_t dart::SuspendInstr::InputCount ( ) const

inlinevirtual

Reimplemented from dart::TemplateDefinition< 2, Throws >.

Definition at line 11506 of file il.h.

11506{ return has_type_args() ? 2 : 1; }

◆ NumberOfInputsConsumedBeforeCall()

virtual intptr_t dart::SuspendInstr::NumberOfInputsConsumedBeforeCall ( ) const

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 11522 of file il.h.

                                                            {
    return InputCount();
  }

◆ operand()

Value * dart::SuspendInstr::operand ( ) const

inline

Definition at line 11508 of file il.h.

11508{ return inputs_[0]; }

dart::TemplateDefinition< 2, Throws >::inputs_

EmbeddedArray< Value *, N > inputs_

Definition: il.h:2762

◆ resume_deopt_id()

intptr_t dart::SuspendInstr::resume_deopt_id ( ) const

inline

Definition at line 11515 of file il.h.

11515{ return resume_deopt_id_; }

◆ stub_id()

StubId dart::SuspendInstr::stub_id ( ) const

inline

Definition at line 11514 of file il.h.

11514{ return stub_id_; }

◆ token_pos()

virtual TokenPosition dart::SuspendInstr::token_pos ( ) const

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 11516 of file il.h.

11516{ return token_pos_; }

◆ type_args()

Value * dart::SuspendInstr::type_args ( ) const

inline

Definition at line 11509 of file il.h.

                           {
    ASSERT(has_type_args());
    return inputs_[1];
  }

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

third_party/dart-lang/sdk/runtime/vm/compiler/backend/il.h
third_party/dart-lang/sdk/runtime/vm/compiler/backend/il.cc

Public Types

Public Member Functions

Additional Inherited Members

Detailed Description

Member Enumeration Documentation

◆ StubId

Constructor & Destructor Documentation

◆ SuspendInstr()

Member Function Documentation

◆ CanCallDart()

◆ Canonicalize()

◆ ComputeCanDeoptimize()

◆ ComputeCanDeoptimizeAfterCall()

◆ DECLARE_INSTRUCTION()

◆ has_type_args()

◆ HasUnknownSideEffects()

◆ InputCount()

◆ NumberOfInputsConsumedBeforeCall()

◆ operand()

◆ resume_deopt_id()

◆ stub_id()

◆ token_pos()

◆ type_args()