[crankshaft] Remove HLoadGlobalGeneric and use HCallWithDescriptor instead to call LoadGlobalIC.

src/crankshaft/hydrogen-instructions.h

 // Copyright 2012 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_CRANKSHAFT_HYDROGEN_INSTRUCTIONS_H_
 #define V8_CRANKSHAFT_HYDROGEN_INSTRUCTIONS_H_
 
 #include <cstring>
 #include <iosfwd>
 
@@ skipping 87 matching lines @@
   V(InnerAllocatedObject)                     \
   V(InvokeFunction)                           \
   V(HasInPrototypeChainAndBranch)             \
   V(IsStringAndBranch)                        \
   V(IsSmiAndBranch)                           \
   V(IsUndetectableAndBranch)                  \
   V(LeaveInlined)                             \
   V(LoadContextSlot)                          \
   V(LoadFieldByIndex)                         \
   V(LoadFunctionPrototype)                    \
-  V(LoadGlobalGeneric)                        \
   V(LoadKeyed)                                \
   V(LoadKeyedGeneric)                         \
   V(LoadNamedField)                           \
   V(LoadNamedGeneric)                         \
   V(LoadRoot)                                 \
   V(MathFloorOfDiv)                           \
   V(MathMinMax)                               \
   V(MaybeGrowElements)                        \
   V(Mod)                                      \
   V(Mul)                                      \
@@ skipping 4699 matching lines @@
         index_(index),
         incoming_value_(NULL) {
     set_representation(Representation::Tagged());
   }
 
   HEnvironment* environment_;
   int index_;
   HPhi* incoming_value_;
 };
 
-class HLoadGlobalGeneric final : public HTemplateInstruction<1> {
- public:
-  DECLARE_INSTRUCTION_WITH_CONTEXT_FACTORY_P4(HLoadGlobalGeneric,
-                                              Handle<String>, TypeofMode,
-                                              Handle<TypeFeedbackVector>,
-                                              FeedbackVectorSlot);
-
-  HValue* context() { return OperandAt(0); }
-  Handle<String> name() const { return name_; }
-  TypeofMode typeof_mode() const { return typeof_mode_; }
-  FeedbackVectorSlot slot() const { return slot_; }
-  Handle<TypeFeedbackVector> feedback_vector() const {
-    return feedback_vector_;
-  }
-
-  std::ostream& PrintDataTo(std::ostream& os) const override;  // NOLINT
-
-  Representation RequiredInputRepresentation(int index) override {
-    return Representation::Tagged();
-  }
-
-  DECLARE_CONCRETE_INSTRUCTION(LoadGlobalGeneric)
-
- private:
-  HLoadGlobalGeneric(HValue* context, Handle<String> name,
-                     TypeofMode typeof_mode, Handle<TypeFeedbackVector> vector,
-                     FeedbackVectorSlot slot)
-      : name_(name),
-        typeof_mode_(typeof_mode),
-        feedback_vector_(vector),
-        slot_(slot) {
-    SetOperandAt(0, context);
-    set_representation(Representation::Tagged());
-    SetAllSideEffects();
-  }
-
-  Handle<String> name_;
-  TypeofMode typeof_mode_;
-  Handle<TypeFeedbackVector> feedback_vector_;
-  FeedbackVectorSlot slot_;
-};
-
 class HAllocate final : public HTemplateInstruction<3> {
  public:
   static bool CompatibleInstanceTypes(InstanceType type1,
                                       InstanceType type2) {
     return ComputeFlags(TENURED, type1) == ComputeFlags(TENURED, type2) &&
         ComputeFlags(NOT_TENURED, type1) == ComputeFlags(NOT_TENURED, type2);
   }
 
   static HAllocate* New(
       Isolate* isolate, Zone* zone, HValue* context, HValue* size, HType type,
@@ skipping 2157 matching lines @@
   bool IsDeletable() const override { return true; }
 };
 
 #undef DECLARE_INSTRUCTION
 #undef DECLARE_CONCRETE_INSTRUCTION
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_CRANKSHAFT_HYDROGEN_INSTRUCTIONS_H_