Reland of [stubs] KeyedStoreGeneric: inline dictionary property stores

src/code-stubs.cc

 // 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.
 
 #include "src/code-stubs.h"
 
 #include <sstream>
 
 #include "src/ast/ast.h"
 #include "src/bootstrapper.h"
@@ skipping 2099 matching lines @@
 
   assembler.Comment("StoreScriptContextFieldStub: context_index=%d, slot=%d",
                     context_index(), slot_index());
 
   Node* value = assembler.Parameter(Descriptor::kValue);
   Node* context = assembler.Parameter(Descriptor::kContext);
 
   Node* script_context = assembler.LoadScriptContext(context, context_index());
   assembler.StoreFixedArrayElement(
       script_context, assembler.IntPtrConstant(slot_index()), value,
-      UPDATE_WRITE_BARRIER, CodeStubAssembler::INTPTR_PARAMETERS);
+      UPDATE_WRITE_BARRIER, 0, CodeStubAssembler::INTPTR_PARAMETERS);
   assembler.Return(value);
 }
 
 void StoreInterceptorStub::GenerateAssembly(
     compiler::CodeAssemblerState* state) const {
   typedef compiler::Node Node;
   CodeStubAssembler assembler(state);
 
   Node* receiver = assembler.Parameter(Descriptor::kReceiver);
   Node* name = assembler.Parameter(Descriptor::kName);
@@ skipping 483 matching lines @@
 
   Isolate* isolate = assembler->isolate();
   assembler->StoreMapNoWriteBarrier(
       function_context,
       assembler->HeapConstant(isolate->factory()->function_context_map()));
   assembler->StoreObjectFieldNoWriteBarrier(function_context,
                                             Context::kLengthOffset,
                                             assembler->SmiFromWord32(length));
 
   // Set up the fixed slots.
-  assembler->StoreFixedArrayElement(
-      function_context, assembler->Int32Constant(Context::CLOSURE_INDEX),
-      function, SKIP_WRITE_BARRIER);
-  assembler->StoreFixedArrayElement(
-      function_context, assembler->Int32Constant(Context::PREVIOUS_INDEX),
-      context, SKIP_WRITE_BARRIER);
-  assembler->StoreFixedArrayElement(
-      function_context, assembler->Int32Constant(Context::EXTENSION_INDEX),
-      assembler->TheHoleConstant(), SKIP_WRITE_BARRIER);
+  assembler->StoreFixedArrayElement(function_context, Context::CLOSURE_INDEX,
+                                    function, SKIP_WRITE_BARRIER);
+  assembler->StoreFixedArrayElement(function_context, Context::PREVIOUS_INDEX,
+                                    context, SKIP_WRITE_BARRIER);
+  assembler->StoreFixedArrayElement(function_context, Context::EXTENSION_INDEX,
+                                    assembler->TheHoleConstant(),
+                                    SKIP_WRITE_BARRIER);
 
   // Copy the native context from the previous context.
   Node* native_context = assembler->LoadNativeContext(context);
-  assembler->StoreFixedArrayElement(
-      function_context, assembler->Int32Constant(Context::NATIVE_CONTEXT_INDEX),
-      native_context, SKIP_WRITE_BARRIER);
+  assembler->StoreFixedArrayElement(function_context,
+                                    Context::NATIVE_CONTEXT_INDEX,
+                                    native_context, SKIP_WRITE_BARRIER);
 
   // Initialize the rest of the slots to undefined.
   Node* undefined = assembler->UndefinedConstant();
   assembler->BuildFastFixedArrayForEach(
       function_context, FAST_ELEMENTS, min_context_slots, length,
       [undefined](CodeStubAssembler* assembler, Node* context, Node* offset) {
         assembler->StoreNoWriteBarrier(MachineType::PointerRepresentation(),
                                        context, offset, undefined);
       });
 
@@ skipping 565 matching lines @@
 }
 
 ArrayConstructorStub::ArrayConstructorStub(Isolate* isolate)
     : PlatformCodeStub(isolate) {}
 
 InternalArrayConstructorStub::InternalArrayConstructorStub(Isolate* isolate)
     : PlatformCodeStub(isolate) {}
 
 }  // namespace internal
 }  // namespace v8