v8::internal::compiler::JSCallReduction Class Reference

Collaboration diagram for v8::internal::compiler::JSCallReduction:

Public Member Functions
	JSCallReduction (Node *node)
bool	HasBuiltinFunctionId ()
BuiltinFunctionId	GetBuiltinFunctionId ()
bool	InputsMatchZero ()
bool	InputsMatchOne (Type *t1)
bool	InputsMatchTwo (Type *t1, Type *t2)
bool	InputsMatchAll (Type *t)
Node *	left ()
Node *	right ()
int	GetJSCallArity ()
Node *	GetJSCallInput (int index)

Private Attributes
Node *	node_

Detailed Description

Definition at line 29 of file js-builtin-reducer.cc.

Constructor & Destructor Documentation

JSCallReduction()

v8::internal::compiler::JSCallReduction::JSCallReduction ( Node *  node )

inlineexplicit

Definition at line 31 of file js-builtin-reducer.cc.

: node_(node) {}

Member Function Documentation

GetBuiltinFunctionId()

BuiltinFunctionId v8::internal::compiler::JSCallReduction::GetBuiltinFunctionId ( )

inline

Definition at line 44 of file js-builtin-reducer.cc.

                                           {
    DCHECK_EQ(IrOpcode::kJSCallFunction, node_->opcode());
    HeapObjectMatcher<Object> m(NodeProperties::GetValueInput(node_, 0));
    Handle<JSFunction> function = Handle<JSFunction>::cast(m.Value().handle());
    return function->shared()->builtin_function_id();
  }

References v8::internal::Handle< T >::cast(), DCHECK_EQ, v8::internal::compiler::NodeProperties::GetValueInput(), and node_.

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GetJSCallArity()

int v8::internal::compiler::JSCallReduction::GetJSCallArity ( )

inline

Definition at line 80 of file js-builtin-reducer.cc.

                       {
    DCHECK_EQ(IrOpcode::kJSCallFunction, node_->opcode());
    // Skip first (i.e. callee) and second (i.e. receiver) operand.
    return OperatorProperties::GetValueInputCount(node_->op()) - 2;
  }

References DCHECK_EQ, v8::internal::compiler::OperatorProperties::GetValueInputCount(), and node_.

Referenced by GetJSCallInput(), InputsMatchAll(), InputsMatchOne(), InputsMatchTwo(), and InputsMatchZero().

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GetJSCallInput()

Node* v8::internal::compiler::JSCallReduction::GetJSCallInput ( int  index )

inline

Definition at line 86 of file js-builtin-reducer.cc.

                                  {
    DCHECK_EQ(IrOpcode::kJSCallFunction, node_->opcode());
    DCHECK_LT(index, GetJSCallArity());
    // Skip first (i.e. callee) and second (i.e. receiver) operand.
    return NodeProperties::GetValueInput(node_, index + 2);
  }

References DCHECK_EQ, DCHECK_LT, GetJSCallArity(), v8::internal::compiler::NodeProperties::GetValueInput(), and node_.

Referenced by InputsMatchAll(), InputsMatchOne(), InputsMatchTwo(), left(), and right().

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HasBuiltinFunctionId()

bool v8::internal::compiler::JSCallReduction::HasBuiltinFunctionId ( )

inline

Definition at line 35 of file js-builtin-reducer.cc.

                              {
    if (node_->opcode() != IrOpcode::kJSCallFunction) return false;
    HeapObjectMatcher<Object> m(NodeProperties::GetValueInput(node_, 0));
    if (!m.HasValue() || !m.Value().handle()->IsJSFunction()) return false;
    Handle<JSFunction> function = Handle<JSFunction>::cast(m.Value().handle());
    return function->shared()->HasBuiltinFunctionId();
  }

References v8::internal::Handle< T >::cast(), v8::internal::compiler::NodeProperties::GetValueInput(), and node_.

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InputsMatchAll()

bool v8::internal::compiler::JSCallReduction::InputsMatchAll ( Type *  t )

inline

Definition at line 68 of file js-builtin-reducer.cc.

                               {
    for (int i = 0; i < GetJSCallArity(); i++) {
      if (!NodeProperties::GetBounds(GetJSCallInput(i)).upper->Is(t)) {
        return false;
      }
    }
    return true;
  }

References v8::internal::compiler::NodeProperties::GetBounds(), GetJSCallArity(), GetJSCallInput(), and v8::internal::BoundsImpl< Config >::upper.

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InputsMatchOne()

bool v8::internal::compiler::JSCallReduction::InputsMatchOne ( Type *  t1 )

inline

Definition at line 55 of file js-builtin-reducer.cc.

                                {
    return GetJSCallArity() == 1 &&
           NodeProperties::GetBounds(GetJSCallInput(0)).upper->Is(t1);
  }

References v8::internal::compiler::NodeProperties::GetBounds(), GetJSCallArity(), GetJSCallInput(), and v8::internal::BoundsImpl< Config >::upper.

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InputsMatchTwo()

bool v8::internal::compiler::JSCallReduction::InputsMatchTwo ( Type *  t1, Type *  t2  )

inline

Definition at line 61 of file js-builtin-reducer.cc.

                                          {
    return GetJSCallArity() == 2 &&
           NodeProperties::GetBounds(GetJSCallInput(0)).upper->Is(t1) &&
           NodeProperties::GetBounds(GetJSCallInput(1)).upper->Is(t2);
  }

References v8::internal::compiler::NodeProperties::GetBounds(), GetJSCallArity(), GetJSCallInput(), and v8::internal::BoundsImpl< Config >::upper.

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InputsMatchZero()

bool v8::internal::compiler::JSCallReduction::InputsMatchZero ( )

inline

Definition at line 52 of file js-builtin-reducer.cc.

{ return GetJSCallArity() == 0; }

References GetJSCallArity().

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left()

Node* v8::internal::compiler::JSCallReduction::left ( )

inline

Definition at line 77 of file js-builtin-reducer.cc.

{ return GetJSCallInput(0); }

References GetJSCallInput().

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right()

Node* v8::internal::compiler::JSCallReduction::right ( )

inline

Definition at line 78 of file js-builtin-reducer.cc.

{ return GetJSCallInput(1); }

References GetJSCallInput().

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Member Data Documentation

node_

Node* v8::internal::compiler::JSCallReduction::node_

private

Definition at line 94 of file js-builtin-reducer.cc.

Referenced by GetBuiltinFunctionId(), GetJSCallArity(), GetJSCallInput(), and HasBuiltinFunctionId().

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

• /mnt/V8SourceCode/src/compiler/js-builtin-reducer.cc