[strong] Implement strong property access semantics

src/builtins.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/v8.h"
 
 #include "src/api.h"
 #include "src/api-natives.h"
 #include "src/arguments.h"
 #include "src/base/once.h"
@@ skipping 1242 matching lines @@
   return HandleApiCallAsFunctionOrConstructor(isolate, true, args);
 }
 
 
 static void Generate_LoadIC_Miss(MacroAssembler* masm) {
   LoadIC::GenerateMiss(masm);
 }
 
 
 static void Generate_LoadIC_Normal(MacroAssembler* masm) {
-  LoadIC::GenerateNormal(masm);
+  LoadIC::GenerateNormal(masm, SLOPPY);
 }
 
 
+static void Generate_LoadIC_Normal_Strong(MacroAssembler* masm) {
+  LoadIC::GenerateNormal(masm, STRONG);
+}
+
+
 static void Generate_LoadIC_Getter_ForDeopt(MacroAssembler* masm) {
   NamedLoadHandlerCompiler::GenerateLoadViaGetterForDeopt(masm);
 }
 
 
 static void Generate_LoadIC_Slow(MacroAssembler* masm) {
-  LoadIC::GenerateRuntimeGetProperty(masm);
+  LoadIC::GenerateRuntimeGetProperty(masm, SLOPPY);
 }
 
 
-static void Generate_KeyedLoadIC_Initialize(MacroAssembler* masm) {
-  KeyedLoadIC::GenerateInitialize(masm);
+static void Generate_LoadIC_Slow_Strong(MacroAssembler* masm) {
+  LoadIC::GenerateRuntimeGetProperty(masm, STRONG);
 }
 
 
 static void Generate_KeyedLoadIC_Slow(MacroAssembler* masm) {
-  KeyedLoadIC::GenerateRuntimeGetProperty(masm);
+  KeyedLoadIC::GenerateRuntimeGetProperty(masm, SLOPPY);
 }
 
 
+static void Generate_KeyedLoadIC_Slow_Strong(MacroAssembler* masm) {
+  KeyedLoadIC::GenerateRuntimeGetProperty(masm, STRONG);
+}
+
+
 static void Generate_KeyedLoadIC_Miss(MacroAssembler* masm) {
   KeyedLoadIC::GenerateMiss(masm);
 }
 
 
 static void Generate_KeyedLoadIC_Megamorphic(MacroAssembler* masm) {
-  KeyedLoadIC::GenerateMegamorphic(masm);
+  KeyedLoadIC::GenerateMegamorphic(masm, SLOPPY);
 }
 
 
+static void Generate_KeyedLoadIC_Megamorphic_Strong(MacroAssembler* masm) {
+  KeyedLoadIC::GenerateMegamorphic(masm, STRONG);
+}
+
+
 static void Generate_StoreIC_Miss(MacroAssembler* masm) {
   StoreIC::GenerateMiss(masm);
 }
 
 
 static void Generate_StoreIC_Normal(MacroAssembler* masm) {
   StoreIC::GenerateNormal(masm);
 }
 
 
@@ skipping 339 matching lines @@
 BUILTIN_LIST_C(DEFINE_BUILTIN_ACCESSOR_C)
 BUILTIN_LIST_A(DEFINE_BUILTIN_ACCESSOR_A)
 BUILTIN_LIST_H(DEFINE_BUILTIN_ACCESSOR_H)
 BUILTIN_LIST_DEBUG_A(DEFINE_BUILTIN_ACCESSOR_A)
 #undef DEFINE_BUILTIN_ACCESSOR_C
 #undef DEFINE_BUILTIN_ACCESSOR_A
 
 
 }  // namespace internal
 }  // namespace v8