dart::UnboxLaneInstr Class Reference

#include <il.h>

Inheritance diagram for dart::UnboxLaneInstr:

Public Member Functions
	UnboxLaneInstr (Value *value, intptr_t n, Representation definition_rep, intptr_t definition_cid)
Value *	value () const
virtual CompileType	ComputeType () const
virtual bool	ComputeCanDeoptimize () const
intptr_t	lane () const
virtual Representation	representation () const
virtual Representation	RequiredInputRepresentation (intptr_t idx) const
virtual bool	AttributesEqual (const Instruction &other) const
Definition *	Canonicalize (FlowGraph *flow_graph)
Public Member Functions inherited from dart::TemplateDefinition< 1, 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

Additional Inherited Members
Public Types inherited from dart::TemplateDefinition< 1, NoThrow, Pure >
using	BaseClass = typename Pure< Definition, PureDefinition >::Base
Protected Attributes inherited from dart::TemplateDefinition< 1, NoThrow, Pure >
EmbeddedArray< Value *, N >	inputs_

Detailed Description

Definition at line 10343 of file il.h.

Constructor & Destructor Documentation

UnboxLaneInstr()

dart::UnboxLaneInstr::UnboxLaneInstr ( Value *  value, intptr_t  n, Representation  definition_rep, intptr_t  definition_cid  )

inline

Definition at line 10345 of file il.h.

      : lane_(n),
        definition_rep_(definition_rep),
        definition_cid_(definition_cid) {
    SetInputAt(0, value);
  }

Member Function Documentation

AttributesEqual()

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

inlinevirtual

Definition at line 10371 of file il.h.

                                                               {
    auto const other_split = other.AsUnboxLane();
    return (other_split->representation() == representation()) &&
           (other_split->lane() == lane());
  }

Canonicalize()

Definition * dart::UnboxLaneInstr::Canonicalize

(

FlowGraph *

flow_graph

)

Definition at line 3234 of file il.cc.

                                                              {
  if (!HasUses()) return NULL;
 
  if (BoxLanesInstr* box = value()->definition()->AsBoxLanes()) {
    return box->InputAt(lane())->definition();
  }
 
  return this;
}

ComputeCanDeoptimize()

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

inlinevirtual

Definition at line 10360 of file il.h.

{ return false; }

ComputeType()

CompileType dart::UnboxLaneInstr::ComputeType ( ) const

virtual

Definition at line 1825 of file type_propagator.cc.

                                              {
  return CompileType::FromCid(definition_cid_);
}

lane()

intptr_t dart::UnboxLaneInstr::lane ( ) const

inline

Definition at line 10362 of file il.h.

{ return lane_; }

representation()

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

inlinevirtual

Definition at line 10364 of file il.h.

{ return definition_rep_; }

RequiredInputRepresentation()

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

inlinevirtual

Definition at line 10366 of file il.h.

                                                                         {
    ASSERT(idx == 0);
    return kTagged;
  }

value()

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

inline

Definition at line 10355 of file il.h.

{ return inputs_[0]; }

---

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