Remove support for "loads and stores to global vars through property cell shortcuts inst…

src/compiler/js-operator.h

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef V8_COMPILER_JS_OPERATOR_H_
 #define V8_COMPILER_JS_OPERATOR_H_
 
 #include "src/runtime/runtime.h"
 
 namespace v8 {
@@ skipping 244 matching lines @@
 std::ostream& operator<<(std::ostream&, LoadNamedParameters const&);
 
 const LoadNamedParameters& LoadNamedParametersOf(const Operator* op);
 
 
 // Defines the property being loaded from an object by a named load. This is
 // used as a parameter by JSLoadGlobal operator.
 class LoadGlobalParameters final {
  public:
   LoadGlobalParameters(const Handle<Name>& name, const VectorSlotPair& feedback,
-                       TypeofMode typeof_mode, int slot_index)
-      : name_(name),
-        feedback_(feedback),
-        typeof_mode_(typeof_mode),
-        slot_index_(slot_index) {}
+                       TypeofMode typeof_mode)
+      : name_(name), feedback_(feedback), typeof_mode_(typeof_mode) {}
 
   const Handle<Name>& name() const { return name_; }
   TypeofMode typeof_mode() const { return typeof_mode_; }
 
   const VectorSlotPair& feedback() const { return feedback_; }
 
-  int slot_index() const { return slot_index_; }
-
  private:
   const Handle<Name> name_;
   const VectorSlotPair feedback_;
   const TypeofMode typeof_mode_;
-  const int slot_index_;
 };
 
 bool operator==(LoadGlobalParameters const&, LoadGlobalParameters const&);
 bool operator!=(LoadGlobalParameters const&, LoadGlobalParameters const&);
 
 size_t hash_value(LoadGlobalParameters const&);
 
 std::ostream& operator<<(std::ostream&, LoadGlobalParameters const&);
 
 const LoadGlobalParameters& LoadGlobalParametersOf(const Operator* op);
 
 
 // Defines the property being stored to an object by a named store. This is
 // used as a parameter by JSStoreGlobal operator.
 class StoreGlobalParameters final {
  public:
   StoreGlobalParameters(LanguageMode language_mode,
                         const VectorSlotPair& feedback,
-                        const Handle<Name>& name, int slot_index)
-      : language_mode_(language_mode),
-        name_(name),
-        feedback_(feedback),
-        slot_index_(slot_index) {}
+                        const Handle<Name>& name)
+      : language_mode_(language_mode), name_(name), feedback_(feedback) {}
 
   LanguageMode language_mode() const { return language_mode_; }
   const VectorSlotPair& feedback() const { return feedback_; }
   const Handle<Name>& name() const { return name_; }
-  int slot_index() const { return slot_index_; }
 
  private:
   const LanguageMode language_mode_;
   const Handle<Name> name_;
   const VectorSlotPair feedback_;
-  int slot_index_;
 };
 
 bool operator==(StoreGlobalParameters const&, StoreGlobalParameters const&);
 bool operator!=(StoreGlobalParameters const&, StoreGlobalParameters const&);
 
 size_t hash_value(StoreGlobalParameters const&);
 
 std::ostream& operator<<(std::ostream&, StoreGlobalParameters const&);
 
 const StoreGlobalParameters& StoreGlobalParametersOf(const Operator* op);
@@ skipping 197 matching lines @@
   const Operator* StoreNamed(LanguageMode language_mode,
                              const Handle<Name>& name,
                              const VectorSlotPair& feedback);
 
   const Operator* DeleteProperty(LanguageMode language_mode);
 
   const Operator* HasProperty();
 
   const Operator* LoadGlobal(const Handle<Name>& name,
                              const VectorSlotPair& feedback,
-                             TypeofMode typeof_mode = NOT_INSIDE_TYPEOF,
-                             int slot_index = -1);
+                             TypeofMode typeof_mode = NOT_INSIDE_TYPEOF);
   const Operator* StoreGlobal(LanguageMode language_mode,
                               const Handle<Name>& name,
-                              const VectorSlotPair& feedback,
-                              int slot_index = -1);
+                              const VectorSlotPair& feedback);
 
   const Operator* LoadContext(size_t depth, size_t index, bool immutable);
   const Operator* StoreContext(size_t depth, size_t index);
 
   const Operator* LoadDynamicGlobal(const Handle<String>& name,
                                     uint32_t check_bitset,
                                     const VectorSlotPair& feedback,
                                     TypeofMode typeof_mode);
   const Operator* LoadDynamicContext(const Handle<String>& name,
                                      uint32_t check_bitset, size_t depth,
@@ skipping 23 matching lines @@
   Zone* const zone_;
 
   DISALLOW_COPY_AND_ASSIGN(JSOperatorBuilder);
 };
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_COMPILER_JS_OPERATOR_H_