#include <il.h>

Inheritance diagram for dart::AssertSubtypeInstr:

Public Types
enum	{ kInstantiatorTAVPos = 0 , kFunctionTAVPos = 1 , kSubTypePos = 2 , kSuperTypePos = 3 , kDstNamePos = 4 }

Public Types inherited from dart::TemplateInstruction< 5, Throws, Pure >
using	BaseClass = typename Pure< Instruction, PureInstruction >::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
	AssertSubtypeInstr (const InstructionSource &source, Value instantiator_type_arguments, Value function_type_arguments, Value sub_type, Value super_type, Value *dst_name, intptr_t deopt_id)

	DECLARE_INSTRUCTION (AssertSubtype)

Value *	instantiator_type_arguments () const

Value *	function_type_arguments () const

Value *	sub_type () const

Value *	super_type () const

Value *	dst_name () const

virtual TokenPosition	token_pos () const

virtual bool	ComputeCanDeoptimize () const

virtual bool	ComputeCanDeoptimizeAfterCall () const

virtual intptr_t	NumberOfInputsConsumedBeforeCall () const

virtual bool	CanBecomeDeoptimizationTarget () const

virtual Instruction *	Canonicalize (FlowGraph *flow_graph)

virtual bool	AttributesEqual (const Instruction &other) const

Public Member Functions inherited from dart::TemplateInstruction< 5, Throws, Pure >
	TemplateInstruction (intptr_t deopt_id=DeoptId::kNone)

	TemplateInstruction (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::PureDefinition
	PureDefinition (intptr_t deopt_id)

	PureDefinition (const InstructionSource &source, intptr_t deopt_id)

virtual bool	AllowsCSE () const

virtual bool	HasUnknownSideEffects () const

Public Member Functions inherited from dart::Definition
	Definition (intptr_t deopt_id=DeoptId::kNone)

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

virtual intptr_t	CallCount () const

intptr_t	temp_index () const

void	set_temp_index (intptr_t index)

void	ClearTempIndex ()

bool	HasTemp () const

intptr_t	ssa_temp_index () const

void	set_ssa_temp_index (intptr_t index)

bool	HasSSATemp () const

void	ClearSSATempIndex ()

intptr_t	vreg (intptr_t index) const

intptr_t	location_count () const

bool	HasPairRepresentation () const

CompileType *	Type ()

bool	HasType () const

bool	IsInt64Definition ()

bool	IsInt32Definition ()

virtual CompileType	ComputeType () const

virtual bool	RecomputeType ()

PRINT_OPERANDS_TO_SUPPORT PRINT_TO_SUPPORT bool	UpdateType (CompileType new_type)

bool	HasUses () const

bool	HasOnlyUse (Value *use) const

bool	HasOnlyInputUse (Value *use) const

Value *	input_use_list () const

void	set_input_use_list (Value *head)

Value *	env_use_list () const

void	set_env_use_list (Value *head)

ValueListIterable	input_uses () const

void	AddInputUse (Value *value)

void	AddEnvUse (Value *value)

virtual bool	MayCreateUnsafeUntaggedPointer () const

virtual bool	CanReplaceWithConstant () const

virtual bool	CanEliminate (const BlockEntryInstr *block) const

void	ReplaceUsesWith (Definition *other)

void	ReplaceWithResult (Instruction replacement, Definition replacement_for_uses, ForwardInstructionIterator *iterator)

void	ReplaceWith (Definition other, ForwardInstructionIterator iterator)

Object &	constant_value ()

virtual void	InferRange (RangeAnalysis analysis, Range range)

Range *	range () const

void	set_range (const Range &)

virtual Definition *	Canonicalize (FlowGraph *flow_graph)

Definition *	Replacement ()

void	SetReplacement (Definition *other)

virtual AliasIdentity	Identity () const

virtual void	SetIdentity (AliasIdentity identity)

Definition *	OriginalDefinition ()

virtual Value *	RedefinedValue () const

Definition *	OriginalDefinitionIgnoreBoxingAndConstraints ()

virtual Definition *	AsDefinition ()

virtual const Definition *	AsDefinition () 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::Definition
static bool	IsArrayLength (Definition *def)

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::Definition
static constexpr intptr_t	kReplacementMarker = -2

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

Protected Member Functions inherited from dart::Definition
void	set_type (CompileType *type)

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::TemplateInstruction< 5, Throws, Pure >
EmbeddedArray< Value *, N >	inputs_

Protected Attributes inherited from dart::Definition
Range *	range_ = nullptr

Detailed Description

Definition at line 4310 of file il.h.

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

Enumerator
kInstantiatorTAVPos
kFunctionTAVPos
kSubTypePos
kSuperTypePos
kDstNamePos

Definition at line 4312 of file il.h.

       {
    kInstantiatorTAVPos = 0,
    kFunctionTAVPos = 1,
    kSubTypePos = 2,
    kSuperTypePos = 3,
    kDstNamePos = 4,
  };

Constructor & Destructor Documentation

◆ AssertSubtypeInstr()

dart::AssertSubtypeInstr::AssertSubtypeInstr	(	const InstructionSource &	source,
		Value *	instantiator_type_arguments,
		Value *	function_type_arguments,
		Value *	sub_type,
		Value *	super_type,
		Value *	dst_name,
		intptr_t	deopt_id
	)

inline

Definition at line 4320 of file il.h.

      : TemplateInstruction(source, deopt_id), token_pos_(source.token_pos) {
    SetInputAt(kInstantiatorTAVPos, instantiator_type_arguments);
    SetInputAt(kFunctionTAVPos, function_type_arguments);
    SetInputAt(kSubTypePos, sub_type);
    SetInputAt(kSuperTypePos, super_type);
    SetInputAt(kDstNamePos, dst_name);
  }

Member Function Documentation

◆ AttributesEqual()

virtual bool dart::AssertSubtypeInstr::AttributesEqual ( const Instruction & other ) const

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 4359 of file il.h.

4359{ return true; }

◆ CanBecomeDeoptimizationTarget()

virtual bool dart::AssertSubtypeInstr::CanBecomeDeoptimizationTarget ( ) const

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 4355 of file il.h.

4355{ return true; }

◆ Canonicalize()

Instruction * dart::AssertSubtypeInstr::Canonicalize ( FlowGraph * flow_graph )

virtual

Reimplemented from dart::Definition.

Definition at line 1064 of file il.cc.

                                                                   {
  // If all inputs needed to check instantiation are constant, instantiate the
  // sub and super type and remove the instruction if the subtype test succeeds.
  if (super_type()->BindsToConstant() && sub_type()->BindsToConstant() &&
      instantiator_type_arguments()->BindsToConstant() &&
      function_type_arguments()->BindsToConstant()) {
    auto Z = Thread::Current()->zone();
    const auto& constant_instantiator_type_args =
        instantiator_type_arguments()->BoundConstant().IsNull()
            ? TypeArguments::null_type_arguments()
            : TypeArguments::Cast(
                  instantiator_type_arguments()->BoundConstant());
    const auto& constant_function_type_args =
        function_type_arguments()->BoundConstant().IsNull()
            ? TypeArguments::null_type_arguments()
            : TypeArguments::Cast(function_type_arguments()->BoundConstant());
    auto& constant_sub_type = AbstractType::Handle(
        Z, AbstractType::Cast(sub_type()->BoundConstant()).ptr());
    auto& constant_super_type = AbstractType::Handle(
        Z, AbstractType::Cast(super_type()->BoundConstant()).ptr());
 
    if (AbstractType::InstantiateAndTestSubtype(
            &constant_sub_type, &constant_super_type,
            constant_instantiator_type_args, constant_function_type_args)) {
      return nullptr;
    }
  }
  return this;
}

◆ ComputeCanDeoptimize()

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

inlinevirtual

Implements dart::Instruction.

Definition at line 4347 of file il.h.

4347{ return false; }

◆ ComputeCanDeoptimizeAfterCall()

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

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 4348 of file il.h.

                                                     {
    return !CompilerState::Current().is_aot();
  }

◆ DECLARE_INSTRUCTION()

dart::AssertSubtypeInstr::DECLARE_INSTRUCTION ( AssertSubtype )

◆ dst_name()

Value * dart::AssertSubtypeInstr::dst_name ( ) const

inline

Definition at line 4343 of file il.h.

4343{ return inputs_[kDstNamePos]; }

dart::TemplateInstruction< 5, Throws, Pure >::inputs_

EmbeddedArray< Value *, N > inputs_

Definition: il.h:1522

◆ function_type_arguments()

Value * dart::AssertSubtypeInstr::function_type_arguments ( ) const

inline

Definition at line 4340 of file il.h.

4340{ return inputs_[kFunctionTAVPos]; }

◆ instantiator_type_arguments()

Value * dart::AssertSubtypeInstr::instantiator_type_arguments ( ) const

inline

Definition at line 4337 of file il.h.

                                             {
    return inputs_[kInstantiatorTAVPos];
  }

◆ NumberOfInputsConsumedBeforeCall()

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

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 4351 of file il.h.

                                                            {
    return InputCount();
  }

◆ sub_type()

Value * dart::AssertSubtypeInstr::sub_type ( ) const

inline

Definition at line 4341 of file il.h.

4341{ return inputs_[kSubTypePos]; }

◆ super_type()

Value * dart::AssertSubtypeInstr::super_type ( ) const

inline

Definition at line 4342 of file il.h.

4342{ return inputs_[kSuperTypePos]; }

◆ token_pos()

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

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 4345 of file il.h.

4345{ return token_pos_; }

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

◆ anonymous enum

Constructor & Destructor Documentation

◆ AssertSubtypeInstr()

Member Function Documentation

◆ AttributesEqual()

◆ CanBecomeDeoptimizationTarget()

◆ Canonicalize()

◆ ComputeCanDeoptimize()

◆ ComputeCanDeoptimizeAfterCall()

◆ DECLARE_INSTRUCTION()

◆ dst_name()

◆ function_type_arguments()

◆ instantiator_type_arguments()

◆ NumberOfInputsConsumedBeforeCall()

◆ sub_type()

◆ super_type()

◆ token_pos()