Introduce FLAG_vector_ics.

src/hydrogen-instructions.h

Index: src/hydrogen-instructions.h
diff --git a/src/hydrogen-instructions.h b/src/hydrogen-instructions.h
index adff7a2529da942ae5ea128148ff3204c5e2d7b4..59e06c96dafc595fbef1f6e60b455607c5866802 100644
--- a/src/hydrogen-instructions.h
+++ b/src/hydrogen-instructions.h
@@ -5405,6 +5405,14 @@ class HLoadGlobalGeneric V8_FINAL : public HTemplateInstruction<2> {
   HValue* global_object() { return OperandAt(1); }
   Handle<Object> name() const { return name_; }
   bool for_typeof() const { return for_typeof_; }
+  int slot() const {
+    ASSERT(FLAG_vector_ics && slot_ != -1);

[Toon Verwaest, 2014/07/18 09:52:16]

!= kInvalidFeedbackSlot

[mvstanton, 2014/07/18 13:35:05]

Done.

+    return slot_;
+  }
+  void set_slot(int slot) {
+    ASSERT(FLAG_vector_ics);
+    slot_ = slot;
+  }
 
   virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE;
 
@@ -5420,7 +5428,8 @@ class HLoadGlobalGeneric V8_FINAL : public HTemplateInstruction<2> {
                      Handle<Object> name,
                      bool for_typeof)
       : name_(name),
-        for_typeof_(for_typeof) {
+        for_typeof_(for_typeof),
+        slot_(-1) {

[Toon Verwaest, 2014/07/18 09:52:16]

kInvalidFeedbackSlot

[mvstanton, 2014/07/18 13:35:05]

Done.

     SetOperandAt(0, context);
     SetOperandAt(1, global_object);
     set_representation(Representation::Tagged());
@@ -5429,6 +5438,7 @@ class HLoadGlobalGeneric V8_FINAL : public HTemplateInstruction<2> {
 
   Handle<Object> name_;
   bool for_typeof_;
+  int slot_;
 };
 
 
@@ -6395,6 +6405,15 @@ class HLoadNamedGeneric V8_FINAL : public HTemplateInstruction<2> {
   HValue* object() { return OperandAt(1); }
   Handle<Object> name() const { return name_; }
 
+  int slot() const {
+    ASSERT(FLAG_vector_ics && slot_ != -1);

[Toon Verwaest, 2014/07/18 09:52:16]

kInvalidFeedbackSlot

[mvstanton, 2014/07/18 13:35:05]

Done.

+    return slot_;
+  }
+  void set_slot(int slot) {
+    ASSERT(FLAG_vector_ics);
+    slot_ = slot;
+  }
+
   virtual Representation RequiredInputRepresentation(int index) V8_OVERRIDE {
     return Representation::Tagged();
   }
@@ -6405,7 +6424,8 @@ class HLoadNamedGeneric V8_FINAL : public HTemplateInstruction<2> {
 
  private:
   HLoadNamedGeneric(HValue* context, HValue* object, Handle<Object> name)
-      : name_(name) {
+      : name_(name),
+        slot_(-1) {

[Toon Verwaest, 2014/07/18 09:52:16]

kInvalidFeedbackSlot

[mvstanton, 2014/07/18 13:35:05]

Done.

     SetOperandAt(0, context);
     SetOperandAt(1, object);
     set_representation(Representation::Tagged());
@@ -6413,6 +6433,7 @@ class HLoadNamedGeneric V8_FINAL : public HTemplateInstruction<2> {
   }
 
   Handle<Object> name_;
+  int slot_;
 };
 
 
@@ -6658,6 +6679,14 @@ class HLoadKeyedGeneric V8_FINAL : public HTemplateInstruction<3> {
   HValue* object() { return OperandAt(0); }
   HValue* key() { return OperandAt(1); }
   HValue* context() { return OperandAt(2); }
+  int slot() const {
+    ASSERT(FLAG_vector_ics && slot_ != -1);
+    return slot_;
+  }
+  void set_slot(int slot) {
+    ASSERT(FLAG_vector_ics);
+    slot_ = slot;
+  }
 
   virtual void PrintDataTo(StringStream* stream) V8_OVERRIDE;
 
@@ -6671,13 +6700,16 @@ class HLoadKeyedGeneric V8_FINAL : public HTemplateInstruction<3> {
   DECLARE_CONCRETE_INSTRUCTION(LoadKeyedGeneric)
 
  private:
-  HLoadKeyedGeneric(HValue* context, HValue* obj, HValue* key) {
+  HLoadKeyedGeneric(HValue* context, HValue* obj, HValue* key)
+    : slot_(-1) {
     set_representation(Representation::Tagged());
     SetOperandAt(0, obj);
     SetOperandAt(1, key);
     SetOperandAt(2, context);
     SetAllSideEffects();
   }
+
+  int slot_;
 };