dart::BooleanNegateInstr Class Reference

#include <il.h>

Inheritance diagram for dart::BooleanNegateInstr:

Public Member Functions
	BooleanNegateInstr (Value *value)
virtual CompileType	ComputeType () const
Value *	value () const
virtual bool	ComputeCanDeoptimize () const
virtual bool	HasUnknownSideEffects () const
virtual Definition *	Canonicalize (FlowGraph *flow_graph)
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 7148 of file il.h.

Constructor & Destructor Documentation

BooleanNegateInstr()

dart::BooleanNegateInstr::BooleanNegateInstr ( Value *  value )

inlineexplicit

Definition at line 7150 of file il.h.

{ SetInputAt(0, value); }

Member Function Documentation

Canonicalize()

Definition * dart::BooleanNegateInstr::Canonicalize ( FlowGraph *  flow_graph )

virtual

Definition at line 3520 of file il.cc.

                                                                  {
  Definition* defn = value()->definition();
  // Convert e.g. !(x > y) into (x <= y) for non-FP x, y.
  if (defn->IsComparison() && defn->HasOnlyUse(value()) &&
      defn->Type()->ToCid() == kBoolCid) {
    ComparisonInstr* comp = defn->AsComparison();
    if (!IsFpCompare(comp)) {
      comp->NegateComparison();
      return defn;
    }
  }
  return this;
}

ComputeCanDeoptimize()

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

inlinevirtual

Definition at line 7157 of file il.h.

{ return false; }

ComputeType()

CompileType dart::BooleanNegateInstr::ComputeType ( ) const

virtual

Definition at line 1397 of file type_propagator.cc.

                                                  {
  return CompileType::Bool();
}

HasUnknownSideEffects()

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

inlinevirtual

Definition at line 7159 of file il.h.

{ return false; }

value()

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

inline

Definition at line 7155 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
• third_party/dart-lang/sdk/runtime/vm/compiler/backend/type_propagator.cc