#include <il.h>

Inheritance diagram for dart::LeafRuntimeCallInstr:

Public Member Functions
LocationSummary *	MakeLocationSummaryInternal (Zone *zone, const RegList temps) const

intptr_t	TargetAddressIndex () const

virtual bool	MayThrow () const

virtual bool	ComputeCanDeoptimize () const

virtual bool	HasUnknownSideEffects () const

virtual bool	CanCallDart () const

virtual Representation	RequiredInputRepresentation (intptr_t idx) const

virtual bool	MayCreateUnsafeUntaggedPointer () const

virtual Representation	representation () const

virtual CompileType	ComputeType () const

void	EmitParamMoves (FlowGraphCompiler *compiler, Register saved_fp, Register temp0)

Public Member Functions inherited from dart::VariadicDefinition
	VariadicDefinition (InputsArray &&inputs, intptr_t deopt_id=DeoptId::kNone)

	VariadicDefinition (InputsArray &&inputs, const InstructionSource &source, intptr_t deopt_id=DeoptId::kNone)

	VariadicDefinition (const intptr_t num_inputs, intptr_t deopt_id=DeoptId::kNone)

intptr_t	InputCount () const

Value *	InputAt (intptr_t i) 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 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	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

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	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

SpeculativeMode	SpeculativeModeOfInputs () const

virtual SpeculativeMode	SpeculativeModeOfInput (intptr_t index) const

bool	WasEliminated () const

virtual intptr_t	DeoptimizationTarget () const

void	InsertBefore (Instruction *next)

void	InsertAfter (Instruction *prev)

Instruction *	AppendInstruction (Instruction *tail)

virtual bool	AllowsCSE () 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	MayHaveVisibleEffect () 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)

Static Public Member Functions
static LeafRuntimeCallInstr *	Make (Zone *zone, Representation return_representation, const ZoneGrowableArray< Representation > &argument_representations, InputsArray &&inputs)

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)

Additional Inherited Members
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 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::VariadicDefinition
InputsArray	inputs_

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

Detailed Description

Definition at line 6135 of file il.h.

Member Function Documentation

◆ CanCallDart()

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

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 6159 of file il.h.

6159{ return false; }

◆ ComputeCanDeoptimize()

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

inlinevirtual

Implements dart::Instruction.

Definition at line 6155 of file il.h.

6155{ return false; }

◆ ComputeType()

virtual CompileType dart::LeafRuntimeCallInstr::ComputeType ( ) const

inlinevirtual

Reimplemented from dart::Definition.

Definition at line 6188 of file il.h.

                                          {
    return RepresentationUtils::IsUnboxed(representation())
               ? CompileType::FromUnboxedRepresentation(representation())
               : CompileType::Object();
  }

◆ EmitParamMoves()

void dart::LeafRuntimeCallInstr::EmitParamMoves	(	FlowGraphCompiler *	compiler,
		Register	saved_fp,
		Register	temp0
	)

Definition at line 8042 of file il.cc.

                                                          {
  if (native_calling_convention_.StackTopInBytes() == 0) {
    return;
  }
 
  ConstantTemporaryAllocator temp_alloc(temp0);
  compiler::ffi::FrameRebase rebase(compiler->zone(), /*old_base=*/FPREG,
                                    /*new_base=*/saved_fp,
                                    /*stack_delta=*/0);
 
  __ Comment("EmitParamMoves");
  const auto& argument_locations =
      native_calling_convention_.argument_locations();
  for (intptr_t i = 0, n = argument_locations.length(); i < n; ++i) {
    const auto& argument_location = *argument_locations.At(i);
    if (argument_location.IsRegisters()) {
      const auto& reg_location = argument_location.AsRegisters();
      ASSERT(reg_location.num_regs() == 1);
      const Location src_loc = rebase.Rebase(locs()->in(i));
      const Representation src_rep = RequiredInputRepresentation(i);
      compiler->EmitMoveToNative(argument_location, src_loc, src_rep,
                                 &temp_alloc);
    } else if (argument_location.IsFpuRegisters()) {
      UNIMPLEMENTED();
    } else if (argument_location.IsStack()) {
      const Location src_loc = rebase.Rebase(locs()->in(i));
      const Representation src_rep = RequiredInputRepresentation(i);
      __ Comment("Param %" Pd ": %s %s -> %s", i, src_loc.ToCString(),
                 RepresentationUtils::ToCString(src_rep),
                 argument_location.ToCString());
      compiler->EmitMoveToNative(argument_location, src_loc, src_rep,
                                 &temp_alloc);
    } else {
      UNIMPLEMENTED();
    }
  }
  __ Comment("EmitParamMovesEnd");
}

◆ HasUnknownSideEffects()

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

inlinevirtual

Implements dart::Instruction.

Definition at line 6157 of file il.h.

6157{ return true; }

◆ Make()

LeafRuntimeCallInstr * dart::LeafRuntimeCallInstr::Make	(	Zone *	zone,
		Representation	return_representation,
		const ZoneGrowableArray< Representation > &	argument_representations,
		InputsArray &&	inputs
	)

static

Definition at line 8026 of file il.cc.

                          {
  const auto& native_function_type =
      *compiler::ffi::NativeFunctionType::FromRepresentations(
          zone, return_representation, argument_representations);
  const auto& native_calling_convention =
      compiler::ffi::NativeCallingConvention::FromSignature(
          zone, native_function_type);
  return new (zone)
      LeafRuntimeCallInstr(return_representation, argument_representations,
                           native_calling_convention, std::move(inputs));
}

◆ MakeLocationSummaryInternal()

LocationSummary * dart::LeafRuntimeCallInstr::MakeLocationSummaryInternal	(	Zone *	zone,
		const RegList	temps
	)		const

Definition at line 7964 of file il.cc.

                               {
  LocationSummary* summary =
      new (zone) LocationSummary(zone, /*num_inputs=*/InputCount(),
                                 /*num_temps=*/Utils::CountOneBitsWord(temps),
                                 LocationSummary::kNativeLeafCall);
 
  intptr_t reg_i = 0;
  for (intptr_t reg = 0; reg < kNumberOfCpuRegisters; reg++) {
    if ((temps & (1 << reg)) != 0) {
      summary->set_temp(reg_i,
                        Location::RegisterLocation(static_cast<Register>(reg)));
      reg_i++;
    }
  }
 
  summary->set_in(TargetAddressIndex(),
                  Location::RegisterLocation(
                      CallingConventions::kFirstNonArgumentRegister));
 
  const auto& argument_locations =
      native_calling_convention_.argument_locations();
  for (intptr_t i = 0, n = argument_locations.length(); i < n; ++i) {
    const auto& argument_location = *argument_locations.At(i);
    if (argument_location.IsRegisters()) {
      const auto& reg_location = argument_location.AsRegisters();
      ASSERT(reg_location.num_regs() == 1);
      summary->set_in(i, reg_location.AsLocation());
    } else if (argument_location.IsFpuRegisters()) {
      UNIMPLEMENTED();
    } else if (argument_location.IsStack()) {
      summary->set_in(i, Location::Any());
    } else {
      UNIMPLEMENTED();
    }
  }
  const auto& return_location = native_calling_convention_.return_location();
  ASSERT(return_location.IsRegisters());
  summary->set_out(0, return_location.AsLocation());
  return summary;
}

◆ MayCreateUnsafeUntaggedPointer()

virtual bool dart::LeafRuntimeCallInstr::MayCreateUnsafeUntaggedPointer ( ) const

inlinevirtual

Reimplemented from dart::Definition.

Definition at line 6169 of file il.h.

                                                      {
    if (representation() != kUntagged) return false;
    // Returns true iff any of the inputs to the target may be an unsafe
    // untagged pointer.
    //
    // This assumes that the inputs to the target function are only used during
    // the dynamic extent of the call and not cached/stored somehow.
    for (intptr_t i = 0; i < TargetAddressIndex(); i++) {
      if (InputAt(i)->definition()->MayCreateUnsafeUntaggedPointer()) {
        return true;
      }
    }
    return false;
  }

◆ MayThrow()

virtual bool dart::LeafRuntimeCallInstr::MayThrow ( ) const

inlinevirtual

Implements dart::Instruction.

Definition at line 6153 of file il.h.

6153{ return false; }

◆ representation()

virtual Representation dart::LeafRuntimeCallInstr::representation ( ) const

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 6184 of file il.h.

                                                {
    return return_representation_;
  }

◆ RequiredInputRepresentation()

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

inlinevirtual

Reimplemented from dart::Instruction.

Definition at line 6161 of file il.h.

                                                                         {
    if (idx < argument_representations_.length()) {
      return argument_representations_.At(idx);
    }
    ASSERT_EQUAL(idx, TargetAddressIndex());
    return kUntagged;
  }

◆ TargetAddressIndex()

intptr_t dart::LeafRuntimeCallInstr::TargetAddressIndex ( ) const

inline

Definition at line 6149 of file il.h.

                                      {
    return argument_representations_.length();
  }

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/il_serializer.cc

Public Member Functions

Static Public Member Functions

Additional Inherited Members

Detailed Description

Member Function Documentation

◆ CanCallDart()

◆ ComputeCanDeoptimize()

◆ ComputeType()

◆ EmitParamMoves()

◆ HasUnknownSideEffects()

◆ Make()

◆ MakeLocationSummaryInternal()

◆ MayCreateUnsafeUntaggedPointer()

◆ MayThrow()

◆ representation()

◆ RequiredInputRepresentation()

◆ TargetAddressIndex()