Add support for Embedded Constant Pools for PPC and Arm

src/ic/ic.h

Index: src/ic/ic.h
diff --git a/src/ic/ic.h b/src/ic/ic.h
index 199b1f60c8a8871dd4161d3b6e4c84e2dc03403c..e8613436f9698cc22a0a58751cf322f0b8684bc4 100644
--- a/src/ic/ic.h
+++ b/src/ic/ic.h
@@ -78,8 +78,7 @@ class IC {
   }
 
   // Clear the inline cache to initial state.
-  static void Clear(Isolate* isolate, Address address,
-                    ConstantPoolArray* constant_pool);
+  static void Clear(Isolate* isolate, Address address, Address constant_pool);
 
 #ifdef DEBUG
   bool IsLoadStub() const {
@@ -170,9 +169,9 @@ class IC {
 
   // Access the target code for the given IC address.
   static inline Code* GetTargetAtAddress(Address address,
-                                         ConstantPoolArray* constant_pool);
+                                         Address constant_pool);
   static inline void SetTargetAtAddress(Address address, Code* target,
-                                        ConstantPoolArray* constant_pool);
+                                        Address constant_pool);
   static void OnTypeFeedbackChanged(Isolate* isolate, Address address,
                                     State old_state, State new_state,
                                     bool target_remains_ic_stub);
@@ -256,8 +255,8 @@ class IC {
 
  private:
   inline Code* raw_target() const;
-  inline ConstantPoolArray* constant_pool() const;
-  inline ConstantPoolArray* raw_constant_pool() const;
+  inline Address constant_pool() const;
+  inline Address raw_constant_pool() const;
 
   void FindTargetMaps() {
     if (target_maps_set_) return;
@@ -277,17 +276,17 @@ class IC {
   // Frame pointer for the frame that uses (calls) the IC.
   Address fp_;
 
-  // All access to the program counter of an IC structure is indirect
-  // to make the code GC safe. This feature is crucial since
+  // All access to the program counter and constant pool of an IC structure is
+  // indirect to make the code GC safe. This feature is crucial since
   // GetProperty and SetProperty are called and they in turn might
   // invoke the garbage collector.
   Address* pc_address_;
 
-  Isolate* isolate_;
-
   // The constant pool of the code which originally called the IC (which might
   // be for the breakpointed copy of the original code).
-  Handle<ConstantPoolArray> raw_constant_pool_;
+  Address* constant_pool_address_;
+
+  Isolate* isolate_;
 
   // The original code target that missed.
   Handle<Code> target_;
@@ -429,7 +428,7 @@ class LoadIC : public IC {
   Handle<Code> SimpleFieldLoad(FieldIndex index);
 
   static void Clear(Isolate* isolate, Address address, Code* target,
-                    ConstantPoolArray* constant_pool);
+                    Address constant_pool);
 
   friend class IC;
 };
@@ -486,7 +485,7 @@ class KeyedLoadIC : public LoadIC {
 
  private:
   static void Clear(Isolate* isolate, Address address, Code* target,
-                    ConstantPoolArray* constant_pool);
+                    Address constant_pool);
 
   friend class IC;
 };
@@ -554,7 +553,7 @@ class StoreIC : public IC {
   inline void set_target(Code* code);
 
   static void Clear(Isolate* isolate, Address address, Code* target,
-                    ConstantPoolArray* constant_pool);
+                    Address constant_pool);
 
   friend class IC;
 };
@@ -635,7 +634,7 @@ class KeyedStoreIC : public StoreIC {
   inline void set_target(Code* code);
 
   static void Clear(Isolate* isolate, Address address, Code* target,
-                    ConstantPoolArray* constant_pool);
+                    Address constant_pool);
 
   KeyedAccessStoreMode GetStoreMode(Handle<JSObject> receiver,
                                     Handle<Object> key, Handle<Object> value);
@@ -686,7 +685,7 @@ class CompareIC : public IC {
                                    bool strong);
 
   static void Clear(Isolate* isolate, Address address, Code* target,
-                    ConstantPoolArray* constant_pool);
+                    Address constant_pool);
 
   Token::Value op_;
 
@@ -702,8 +701,7 @@ class CompareNilIC : public IC {
 
   static Handle<Code> GetUninitialized();
 
-  static void Clear(Address address, Code* target,
-                    ConstantPoolArray* constant_pool);
+  static void Clear(Address address, Code* target, Address constant_pool);
 
   static Handle<Object> DoCompareNilSlow(Isolate* isolate, NilValue nil,
                                          Handle<Object> object);