dart::LoadUntaggedInstr Class Reference

#include <il.h>

Inheritance diagram for dart::LoadUntaggedInstr:

Public Member Functions
	LoadUntaggedInstr (Value *object, intptr_t offset)
virtual Representation	representation () const
virtual Representation	RequiredInputRepresentation (intptr_t idx) const
Value *	object () const
intptr_t	offset () const
virtual bool	MayCreateUnsafeUntaggedPointer () const
virtual bool	ComputeCanDeoptimize () const
virtual bool	HasUnknownSideEffects () const
virtual bool	AttributesEqual (const Instruction &other) const
Public Member Functions inherited from dart::TemplateDefinition< 1, NoThrow >
	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 >
using	BaseClass = typename NoCSE< Definition, PureDefinition >::Base
Protected Attributes inherited from dart::TemplateDefinition< 1, NoThrow >
EmbeddedArray< Value *, N >	inputs_

Detailed Description

Definition at line 7889 of file il.h.

Constructor & Destructor Documentation

LoadUntaggedInstr()

dart::LoadUntaggedInstr::LoadUntaggedInstr ( Value *  object, intptr_t  offset  )

inline

Definition at line 7891 of file il.h.

                                                    : offset_(offset) {
    ASSERT(object->definition()->representation() == kUntagged);
    ASSERT(!object->definition()->MayCreateUnsafeUntaggedPointer());
    SetInputAt(0, object);
  }

Member Function Documentation

AttributesEqual()

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

inlinevirtual

Definition at line 7917 of file il.h.

                                                               {
    return other.AsLoadUntagged()->offset_ == offset_;
  }

ComputeCanDeoptimize()

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

inlinevirtual

Definition at line 7914 of file il.h.

{ return false; }

HasUnknownSideEffects()

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

inlinevirtual

Definition at line 7916 of file il.h.

{ return false; }

MayCreateUnsafeUntaggedPointer()

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

inlinevirtual

Definition at line 7909 of file il.h.

                                                      {
    // See the documentation for LoadUntaggedInstr.
    return false;
  }

object()

Value * dart::LoadUntaggedInstr::object ( ) const

inline

Definition at line 7906 of file il.h.

{ return inputs_[0]; }

offset()

intptr_t dart::LoadUntaggedInstr::offset ( ) const

inline

Definition at line 7907 of file il.h.

{ return offset_; }

representation()

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

inlinevirtual

Definition at line 7897 of file il.h.

{ return kUntagged; }

RequiredInputRepresentation()

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

inlinevirtual

Definition at line 7900 of file il.h.

                                                                         {
    ASSERT(idx == 0);
    // The object may be tagged or untagged (for external objects).
    return kNoRepresentation;
  }

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The documentation for this class was generated from the following file:

• third_party/dart-lang/sdk/runtime/vm/compiler/backend/il.h