dart::CheckClassIdInstr Class Reference

#include <il.h>

Inheritance diagram for dart::CheckClassIdInstr:

Public Member Functions
	CheckClassIdInstr (Value *value, CidRangeValue cids, intptr_t deopt_id)
Value *	value () const
const CidRangeValue &	cids () const
virtual bool	ComputeCanDeoptimize () const
virtual Instruction *	Canonicalize (FlowGraph *flow_graph)
virtual bool	AllowsCSE () const
virtual bool	HasUnknownSideEffects () const
virtual bool	AttributesEqual (const Instruction &other) const
DECLARE_INSTRUCTION_SERIALIZABLE_FIELDS(CheckClassIdInstr, TemplateInstruction, FIELD_LIST) private	DISALLOW_COPY_AND_ASSIGN (CheckClassIdInstr)
Public Member Functions inherited from dart::TemplateInstruction< 1, NoThrow >
	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

Additional Inherited Members
Public Types inherited from dart::TemplateInstruction< 1, NoThrow >
using	BaseClass = typename NoCSE< Instruction, PureInstruction >::Base
Protected Attributes inherited from dart::TemplateInstruction< 1, NoThrow >
EmbeddedArray< Value *, N >	inputs_

Detailed Description

Definition at line 10694 of file il.h.

Constructor & Destructor Documentation

CheckClassIdInstr()

dart::CheckClassIdInstr::CheckClassIdInstr ( Value *  value, CidRangeValue  cids, intptr_t  deopt_id  )

inline

Definition at line 10696 of file il.h.

      : TemplateInstruction(deopt_id), cids_(cids) {
    SetInputAt(0, value);
  }

Member Function Documentation

AllowsCSE()

virtual bool dart::CheckClassIdInstr::AllowsCSE ( ) const

inlinevirtual

Definition at line 10710 of file il.h.

{ return true; }

AttributesEqual()

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

inlinevirtual

Definition at line 10713 of file il.h.

                                                               {
    return other.Cast<CheckClassIdInstr>()->cids().Equals(cids_);
  }

Canonicalize()

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

virtual

Definition at line 3822 of file il.cc.

                                                                  {
  if (value()->BindsToConstant()) {
    const Object& constant_value = value()->BoundConstant();
    if (constant_value.IsSmi() &&
        cids_.Contains(Smi::Cast(constant_value).Value())) {
      return nullptr;
    }
  }
  return this;
}

cids()

const CidRangeValue & dart::CheckClassIdInstr::cids ( ) const

inline

Definition at line 10702 of file il.h.

{ return cids_; }

ComputeCanDeoptimize()

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

inlinevirtual

Definition at line 10706 of file il.h.

{ return true; }

DISALLOW_COPY_AND_ASSIGN()

DECLARE_INSTRUCTION_SERIALIZABLE_FIELDS(CheckClassIdInstr, TemplateInstruction, FIELD_LIST) private dart::CheckClassIdInstr::DISALLOW_COPY_AND_ASSIGN

(

CheckClassIdInstr

)

HasUnknownSideEffects()

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

inlinevirtual

Definition at line 10711 of file il.h.

{ return false; }

value()

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

inline

Definition at line 10701 of file il.h.

{ return inputs_[0]; }

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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