#include <il.h>

Inheritance diagram for dart::BinarySmiOpInstr:

Public Member Functions
	BinarySmiOpInstr (Token::Kind op_kind, Value left, Value right, intptr_t deopt_id, Range *right_range=nullptr)

virtual bool	ComputeCanDeoptimize () const

virtual void	InferRange (RangeAnalysis analysis, Range range)

virtual CompileType	ComputeType () const

Range *	right_range () const

Public Member Functions inherited from dart::BinaryIntegerOpInstr
	BinaryIntegerOpInstr (Token::Kind op_kind, Value left, Value right, intptr_t deopt_id)

Token::Kind	op_kind () const

Value *	left () const

Value *	right () const

bool	can_overflow () const

void	set_can_overflow (bool overflow)

bool	is_truncating () const

void	mark_truncating ()

bool	RightIsNonZero () const

bool	RightIsPowerOfTwoConstant () const

virtual Definition *	Canonicalize (FlowGraph *flow_graph)

virtual bool	AttributesEqual (const Instruction &other) const

virtual intptr_t	DeoptimizationTarget () const

virtual void	InferRange (RangeAnalysis analysis, Range range)

Public Member Functions inherited from dart::TemplateDefinition< 2, NoThrow, Pure >
	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::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::TemplateDefinition< 2, NoThrow, Pure >
using	BaseClass = typename Pure< 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 >

Static Public Member Functions inherited from dart::BinaryIntegerOpInstr
static BinaryIntegerOpInstr *	Make (Representation representation, Token::Kind op_kind, Value left, Value right, intptr_t deopt_id, SpeculativeMode speculative_mode=kGuardInputs)

static BinaryIntegerOpInstr *	Make (Representation representation, Token::Kind op_kind, Value left, Value right, intptr_t deopt_id, bool can_overflow, bool is_truncating, Range *range, SpeculativeMode speculative_mode=kGuardInputs)

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::TemplateDefinition< 2, NoThrow, Pure >
EmbeddedArray< Value *, N >	inputs_

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

Detailed Description

Definition at line 9455 of file il.h.

Constructor & Destructor Documentation

◆ BinarySmiOpInstr()

dart::BinarySmiOpInstr::BinarySmiOpInstr	(	Token::Kind	op_kind,
		Value *	left,
		Value *	right,
		intptr_t	deopt_id,
		Range *	right_range = `nullptr`
	)

inline

Definition at line 9457 of file il.h.

9463 : BinaryIntegerOpInstr(op_kind, left, right, deopt_id),

9464 right_range_(right_range) {}

dart::BinaryIntegerOpInstr::right

Value * right() const

Definition: il.h:9398

dart::BinaryIntegerOpInstr::op_kind

Token::Kind op_kind() const

Definition: il.h:9396

dart::BinaryIntegerOpInstr::left

Value * left() const

Definition: il.h:9397

dart::BinaryIntegerOpInstr::BinaryIntegerOpInstr

BinaryIntegerOpInstr(Token::Kind op_kind, Value *left, Value *right, intptr_t deopt_id)

Definition: il.h:9365

dart::BinarySmiOpInstr::right_range

Range * right_range() const

Definition: il.h:9473

dart::Instruction::deopt_id

intptr_t deopt_id() const

Definition: il.h:993

Member Function Documentation

◆ ComputeCanDeoptimize()

bool dart::BinarySmiOpInstr::ComputeCanDeoptimize ( ) const

virtual

Implements dart::Instruction.

Definition at line 2086 of file il.cc.

                                                  {
  switch (op_kind()) {
    case Token::kBIT_AND:
    case Token::kBIT_OR:
    case Token::kBIT_XOR:
      return false;
 
    case Token::kSHR:
      return !RangeUtils::IsPositive(right_range());
 
    case Token::kUSHR:
    case Token::kSHL:
      return can_overflow() || !RangeUtils::IsPositive(right_range());
 
    case Token::kMOD:
      return RangeUtils::CanBeZero(right_range());
 
    case Token::kTRUNCDIV:
      return RangeUtils::CanBeZero(right_range()) ||
             RangeUtils::Overlaps(right_range(), -1, -1);
 
    default:
      return can_overflow();
  }
}

◆ ComputeType()

CompileType dart::BinarySmiOpInstr::ComputeType ( ) const

virtual

Reimplemented from dart::Definition.

Definition at line 1742 of file type_propagator.cc.

                                                {
  return CompileType::FromCid(kSmiCid);
}

◆ InferRange()

void dart::BinarySmiOpInstr::InferRange	(	RangeAnalysis *	analysis,
		Range *	range
	)

virtual

Reimplemented from dart::BinaryIntegerOpInstr.

Definition at line 3048 of file range_analysis.cc.

                                                                       {
  const Range* right_smi_range = analysis->GetSmiRange(right());
  // TODO(vegorov) completely remove this once GetSmiRange is eliminated.
  if (op_kind() == Token::kSHL || op_kind() == Token::kSHR ||
      op_kind() == Token::kUSHR || op_kind() == Token::kMOD ||
      op_kind() == Token::kTRUNCDIV) {
    CacheRange(&right_range_, right_smi_range,
               RangeBoundary::kRangeBoundarySmi);
  }
  InferRangeHelper(analysis->GetSmiRange(left()), right_smi_range, range);
}

◆ right_range()

Range * dart::BinarySmiOpInstr::right_range ( ) const

inline

Definition at line 9473 of file il.h.

9473{ return right_range_; }

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

Public Member Functions

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ BinarySmiOpInstr()

Member Function Documentation

◆ ComputeCanDeoptimize()

◆ ComputeType()

◆ InferRange()

◆ right_range()