[strong] Implement strong mode restrictions on property access

src/builtins.cc

Index: src/builtins.cc
diff --git a/src/builtins.cc b/src/builtins.cc
index 506492f46ef2f1c825b3f21ab616bc8f8a4ab221..9e33c9aee13bb98c4612c890572d6f6971916418 100644
--- a/src/builtins.cc
+++ b/src/builtins.cc
@@ -1278,7 +1278,7 @@ static void Generate_LoadIC_Getter_ForDeopt(MacroAssembler* masm) {
 
 
 static void Generate_LoadIC_Slow(MacroAssembler* masm) {
-  LoadIC::GenerateRuntimeGetProperty(masm);
+  NamedLoadHandlerCompiler::GenerateLoadSlow(masm);
 }
 
 
@@ -1287,8 +1287,13 @@ static void Generate_KeyedLoadIC_Initialize(MacroAssembler* masm) {
 }
 
 
+static void Generate_KeyedLoadIC_Initialize_Strong(MacroAssembler* masm) {
+  KeyedLoadIC::GenerateInitialize(masm);
+}
+
+
 static void Generate_KeyedLoadIC_Slow(MacroAssembler* masm) {
-  KeyedLoadIC::GenerateRuntimeGetProperty(masm);
+  ElementHandlerCompiler::GenerateLoadSlow(masm);
 }
 
 
@@ -1298,7 +1303,12 @@ static void Generate_KeyedLoadIC_Miss(MacroAssembler* masm) {
 
 
 static void Generate_KeyedLoadIC_Megamorphic(MacroAssembler* masm) {
-  KeyedLoadIC::GenerateMegamorphic(masm);
+  KeyedLoadIC::GenerateMegamorphic(masm, Strength::WEAK);
+}
+
+
+static void Generate_KeyedLoadIC_Megamorphic_Strong(MacroAssembler* masm) {
+  KeyedLoadIC::GenerateMegamorphic(masm, Strength::STRONG);
 }