class LoadIC: public IC {
public:
- // ExtraICState bits
- class ContextualModeBits: public BitField<ContextualMode, 0, 1> {};
- STATIC_ASSERT(static_cast<int>(NOT_CONTEXTUAL) == 0);
-
enum ParameterIndices {
kReceiverIndex,
kNameIndex,
static const Register SlotRegister();
static const Register VectorRegister();
+ class State V8_FINAL BASE_EMBEDDED {
+ public:
+ explicit State(ExtraICState extra_ic_state)
+ : state_(extra_ic_state) {}
+
+ explicit State(ContextualMode mode)
+ : state_(ContextualModeBits::encode(mode)) {}
+
+ ExtraICState GetExtraICState() const { return state_; }
+
+ ContextualMode contextual_mode() const {
+ return ContextualModeBits::decode(state_);
+ }
+
+ private:
+ class ContextualModeBits: public BitField<ContextualMode, 0, 1> {};
+ STATIC_ASSERT(static_cast<int>(NOT_CONTEXTUAL) == 0);
+
+ const ExtraICState state_;
+ };
+
static ExtraICState ComputeExtraICState(ContextualMode contextual_mode) {
- return ContextualModeBits::encode(contextual_mode);
+ return State(contextual_mode).GetExtraICState();
}
static ContextualMode GetContextualMode(ExtraICState state) {
- return ContextualModeBits::decode(state);
+ return State(state).contextual_mode();
}
ContextualMode contextual_mode() const {
- return ContextualModeBits::decode(extra_ic_state());
+ return GetContextualMode(extra_ic_state());
}
explicit LoadIC(FrameDepth depth, Isolate* isolate)