dart::CloneContextInstr Class Reference

#include <il.h>

Inheritance diagram for dart::CloneContextInstr:

Public Member Functions
	CloneContextInstr (const InstructionSource &source, Value *context_value, const ZoneGrowableArray< const Slot * > &context_slots, intptr_t deopt_id)
virtual TokenPosition	token_pos () const
Value *	context_value () const
const ZoneGrowableArray< const Slot * > &	context_slots () const
virtual CompileType	ComputeType () const
virtual bool	ComputeCanDeoptimize () const
virtual bool	ComputeCanDeoptimizeAfterCall () const
virtual intptr_t	NumberOfInputsConsumedBeforeCall () const
virtual bool	HasUnknownSideEffects () const
Public Member Functions inherited from dart::TemplateDefinition< 1, Throws >
	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, Throws >
using	BaseClass = typename NoCSE< Definition, PureDefinition >::Base
Protected Attributes inherited from dart::TemplateDefinition< 1, Throws >
EmbeddedArray< Value *, N >	inputs_

Detailed Description

Definition at line 8372 of file il.h.

Constructor & Destructor Documentation

CloneContextInstr()

dart::CloneContextInstr::CloneContextInstr ( const InstructionSource &  source, Value *  context_value, const ZoneGrowableArray< const Slot * > &  context_slots, intptr_t  deopt_id  )

inline

Definition at line 8374 of file il.h.

      : TemplateDefinition(source, deopt_id),
        token_pos_(source.token_pos),
        context_slots_(context_slots) {
    SetInputAt(0, context_value);
  }

Member Function Documentation

ComputeCanDeoptimize()

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

inlinevirtual

Definition at line 8394 of file il.h.

{ return false; }

ComputeCanDeoptimizeAfterCall()

virtual bool dart::CloneContextInstr::ComputeCanDeoptimizeAfterCall ( ) const

inlinevirtual

Definition at line 8395 of file il.h.

                                                     {
    // We test that allocation instructions have correct deopt environment
    // (which is needed in case OOM is thrown) by actually deoptimizing
    // optimized code in allocation slow paths.
    return !CompilerState::Current().is_aot();
  }

ComputeType()

CompileType dart::CloneContextInstr::ComputeType ( ) const

virtual

Definition at line 1435 of file type_propagator.cc.

                                                 {
  return CompileType(CompileType::kCannotBeNull, CompileType::kCannotBeSentinel,
                     kContextCid, &Object::dynamic_type());
}

context_slots()

const ZoneGrowableArray< const Slot * > & dart::CloneContextInstr::context_slots ( ) const

inline

Definition at line 8387 of file il.h.

                                                              {
    return context_slots_;
  }

context_value()

Value * dart::CloneContextInstr::context_value ( ) const

inline

Definition at line 8385 of file il.h.

{ return inputs_[0]; }

HasUnknownSideEffects()

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

inlinevirtual

Definition at line 8405 of file il.h.

{ return false; }

NumberOfInputsConsumedBeforeCall()

virtual intptr_t dart::CloneContextInstr::NumberOfInputsConsumedBeforeCall ( ) const

inlinevirtual

Definition at line 8401 of file il.h.

                                                            {
    return InputCount();
  }

token_pos()

virtual TokenPosition dart::CloneContextInstr::token_pos ( ) const

inlinevirtual

Definition at line 8384 of file il.h.

{ return token_pos_; }

---

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/type_propagator.cc