v8::internal::compiler::IndexAndDisplacementMatcher Class Reference

#include <node-matchers.h>

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Public Member Functions
	IndexAndDisplacementMatcher (Node *node)
Node *	index_node ()
int	displacement ()
int	power ()
Public Member Functions inherited from v8::internal::compiler::NodeMatcher
	NodeMatcher (Node *node)
Node *	node () const
const Operator *	op () const
IrOpcode::Value	opcode () const
bool	HasProperty (Operator::Property property) const
Node *	InputAt (int index) const

Private Member Functions
void	Match ()

Private Attributes
Node *	index_node_
int	displacement_
int	power_

Detailed Description

Definition at line 197 of file node-matchers.h.

Constructor & Destructor Documentation

IndexAndDisplacementMatcher()

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

inlineexplicit

Definition at line 199 of file node-matchers.h.

      : NodeMatcher(node), index_node_(node), displacement_(0), power_(0) {
    Match();
  }

References Match().

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Member Function Documentation

displacement()

int v8::internal::compiler::IndexAndDisplacementMatcher::displacement ( )

inline

Definition at line 205 of file node-matchers.h.

{ return displacement_; }

References displacement_.

Referenced by v8::internal::compiler::AddressingModeMatcher::AddressingModeMatcher().

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index_node()

Node* v8::internal::compiler::IndexAndDisplacementMatcher::index_node ( )

inline

Definition at line 204 of file node-matchers.h.

{ return index_node_; }

References index_node_.

Referenced by v8::internal::compiler::AddressingModeMatcher::AddressingModeMatcher().

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Match()

void v8::internal::compiler::IndexAndDisplacementMatcher::Match ( )

inlineprivate

Definition at line 209 of file node-matchers.h.

               {
    if (opcode() == IrOpcode::kInt32Add) {
      // Assume reduction has put constant on the right.
      Int32BinopMatcher m(node());
      if (m.right().HasValue()) {
        displacement_ = m.right().Value();
        index_node_ = m.left().node();
      }
    }
    // Test scale factor.
    ScaleFactorMatcher scale_matcher(index_node_);
    if (scale_matcher.Matches()) {
      index_node_ = scale_matcher.Left();
      power_ = scale_matcher.Power();
    }
  }

References displacement_, index_node_, v8::internal::compiler::ScaleFactorMatcher::Left(), v8::internal::compiler::ScaleFactorMatcher::Matches(), v8::internal::compiler::NodeMatcher::node(), v8::internal::compiler::NodeMatcher::opcode(), v8::internal::compiler::ScaleFactorMatcher::Power(), and power_.

Referenced by IndexAndDisplacementMatcher().

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power()

int v8::internal::compiler::IndexAndDisplacementMatcher::power ( )

inline

Definition at line 206 of file node-matchers.h.

{ return power_; }

References power_.

Referenced by v8::internal::compiler::AddressingModeMatcher::AddressingModeMatcher().

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Member Data Documentation

displacement_

int v8::internal::compiler::IndexAndDisplacementMatcher::displacement_

private

Definition at line 227 of file node-matchers.h.

Referenced by displacement(), and Match().

index_node_

Node* v8::internal::compiler::IndexAndDisplacementMatcher::index_node_

private

Definition at line 226 of file node-matchers.h.

Referenced by index_node(), and Match().

power_

int v8::internal::compiler::IndexAndDisplacementMatcher::power_

private

Definition at line 228 of file node-matchers.h.

Referenced by Match(), and power().

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

• /mnt/V8SourceCode/src/compiler/node-matchers.h