#include <il.h>

Inheritance diagram for dart::TestCidsInstr:

Public Member Functions
	TestCidsInstr (const InstructionSource &source, Token::Kind kind, Value *value, const ZoneGrowableArray< intptr_t > &cid_results, intptr_t deopt_id)

const ZoneGrowableArray< intptr_t > &	cid_results () const

	DECLARE_COMPARISON_INSTRUCTION (TestCids)

virtual ComparisonInstr *	CopyWithNewOperands (Value left, Value right)

virtual CompileType	ComputeType () const

virtual Definition *	Canonicalize (FlowGraph *flow_graph)

virtual bool	ComputeCanDeoptimize () const

Value *	value () const

virtual Representation	RequiredInputRepresentation (intptr_t idx) const

virtual bool	AttributesEqual (const Instruction &other) const

Public Member Functions inherited from dart::TemplateComparison< 1, NoThrow, Pure >
	TemplateComparison (const InstructionSource &source, Token::Kind kind, 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
Public Types inherited from dart::TemplateComparison< 1, NoThrow, Pure >
using	BaseClass = typename Pure< ComparisonInstr, PureComparison >::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 >

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::TemplateComparison< 1, NoThrow, Pure >
EmbeddedArray< Value *, N >	inputs_

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

Detailed Description

Definition at line 5226 of file il.h.

Constructor & Destructor Documentation

◆ TestCidsInstr()

dart::TestCidsInstr::TestCidsInstr	(	const InstructionSource &	source,
		Token::Kind	kind,
		Value *	value,
		const ZoneGrowableArray< intptr_t > &	cid_results,
		intptr_t	deopt_id
	)

Definition at line 3831 of file il.cc.

    : TemplateComparison(source, kind, deopt_id), cid_results_(cid_results) {
  ASSERT((kind == Token::kIS) || (kind == Token::kISNOT));
  SetInputAt(0, value);
  set_operation_cid(kObjectCid);
#ifdef DEBUG
  ASSERT(cid_results[0] == kSmiCid);
  if (deopt_id == DeoptId::kNone) {
    // The entry for Smi can be special, but all other entries have
    // to match in the no-deopt case.
    for (intptr_t i = 4; i < cid_results.length(); i += 2) {
      ASSERT(cid_results[i + 1] == cid_results[3]);
    }
  }
#endif
}

Member Function Documentation

◆ AttributesEqual()

bool dart::TestCidsInstr::AttributesEqual ( const Instruction & other ) const

virtual

Reimplemented from dart::Instruction.

Definition at line 6588 of file il.cc.

                                                                  {
  auto const other_instr = other.AsTestCids();
  if (!ComparisonInstr::AttributesEqual(other)) {
    return false;
  }
  if (cid_results().length() != other_instr->cid_results().length()) {
    return false;
  }
  for (intptr_t i = 0; i < cid_results().length(); i++) {
    if (cid_results()[i] != other_instr->cid_results()[i]) {
      return false;
    }
  }
  return true;
}

◆ Canonicalize()

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

virtual

Reimplemented from dart::Definition.

Definition at line 3852 of file il.cc.

                                                             {
  CompileType* in_type = value()->Type();
  intptr_t cid = in_type->ToCid();
  if (cid == kDynamicCid) return this;
 
  const ZoneGrowableArray<intptr_t>& data = cid_results();
  const intptr_t true_result = (kind() == Token::kIS) ? 1 : 0;
  for (intptr_t i = 0; i < data.length(); i += 2) {
    if (data[i] == cid) {
      return (data[i + 1] == true_result)
                 ? flow_graph->GetConstant(Bool::True())
                 : flow_graph->GetConstant(Bool::False());
    }
  }
 
  if (!CanDeoptimize()) {
    ASSERT(deopt_id() == DeoptId::kNone);
    return (data[data.length() - 1] == true_result)
               ? flow_graph->GetConstant(Bool::False())
               : flow_graph->GetConstant(Bool::True());
  }
 
  // TODO(sra): Handle nullable input, possibly canonicalizing to a compare
  // against `null`.
  return this;
}

◆ cid_results()

const ZoneGrowableArray< intptr_t > & dart::TestCidsInstr::cid_results ( ) const

inline

Definition at line 5234 of file il.h.

                                                         {
    return cid_results_;
  }

◆ ComputeCanDeoptimize()

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

inlinevirtual

Implements dart::Instruction.

Definition at line 5246 of file il.h.

                                            {
    return GetDeoptId() != DeoptId::kNone;
  }

◆ ComputeType()

CompileType dart::TestCidsInstr::ComputeType ( ) const

virtual

Reimplemented from dart::Definition.

Definition at line 1416 of file type_propagator.cc.

                                             {
  return CompileType::Bool();
}

◆ CopyWithNewOperands()

ComparisonInstr * dart::TestCidsInstr::CopyWithNewOperands	(	Value *	left,
		Value *	right
	)

virtual

Definition at line 6576 of file il.cc.

                                                                      {
  return new TestCidsInstr(source(), kind(), new_left, cid_results(),
                           deopt_id());
}

◆ DECLARE_COMPARISON_INSTRUCTION()

dart::TestCidsInstr::DECLARE_COMPARISON_INSTRUCTION ( TestCids )

◆ RequiredInputRepresentation()

virtual Representation dart::TestCidsInstr::RequiredInputRepresentation ( intptr_t idx ) const

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 5251 of file il.h.

                                                                         {
    return kTagged;
  }

◆ value()

Value * dart::TestCidsInstr::value ( ) const

inline

Definition at line 5250 of file il.h.

5250{ return inputs_[0]; }

dart::TemplateComparison< 1, NoThrow, Pure >::inputs_

EmbeddedArray< Value *, N > inputs_

Definition: il.h:3966

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

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ TestCidsInstr()

Member Function Documentation

◆ AttributesEqual()

◆ Canonicalize()

◆ cid_results()

◆ ComputeCanDeoptimize()

◆ ComputeType()

◆ CopyWithNewOperands()

◆ DECLARE_COMPARISON_INSTRUCTION()

◆ RequiredInputRepresentation()

◆ value()