[strong] Implement strong property access semantics

src/arm64/full-codegen-arm64.cc

Index: src/arm64/full-codegen-arm64.cc
diff --git a/src/arm64/full-codegen-arm64.cc b/src/arm64/full-codegen-arm64.cc
index 263920918344a23a7c52625e09feb1f416983980..74f1b4d47b8f05cae321ce6942197214b32cca5c 100644
--- a/src/arm64/full-codegen-arm64.cc
+++ b/src/arm64/full-codegen-arm64.cc
@@ -2103,7 +2103,7 @@ void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) {
   __ Mov(LoadDescriptor::NameRegister(), Operand(key->value()));
   __ Mov(LoadDescriptor::SlotRegister(),
          SmiFromSlot(prop->PropertyFeedbackSlot()));
-  CallLoadIC(NOT_CONTEXTUAL);
+  CallLoadIC(NOT_CONTEXTUAL, language_mode());
 }
 
 
@@ -2115,14 +2115,15 @@ void FullCodeGenerator::EmitNamedSuperPropertyLoad(Property* prop) {
   DCHECK(prop->IsSuperAccess());
 
   __ Push(key->value());
-  __ CallRuntime(Runtime::kLoadFromSuper, 3);
+  __ Push(Smi::FromInt(language_mode()));
+  __ CallRuntime(Runtime::kLoadFromSuper, 4);
 }
 
 
 void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) {
   SetSourcePosition(prop->position());
   // Call keyed load IC. It has arguments key and receiver in x0 and x1.
-  Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code();
+  Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate(), language_mode()).code();
   __ Mov(LoadDescriptor::SlotRegister(),
          SmiFromSlot(prop->PropertyFeedbackSlot()));
   CallIC(ic);
@@ -2131,9 +2132,10 @@ void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) {
 
 void FullCodeGenerator::EmitKeyedSuperPropertyLoad(Property* prop) {
   // Stack: receiver, home_object, key.
+  __ Push(Smi::FromInt(language_mode()));
   SetSourcePosition(prop->position());
 
-  __ CallRuntime(Runtime::kLoadKeyedFromSuper, 3);
+  __ CallRuntime(Runtime::kLoadKeyedFromSuper, 4);
 }
 
 
@@ -2688,14 +2690,15 @@ void FullCodeGenerator::EmitSuperCallWithLoadIC(Call* expr) {
   __ Peek(scratch, kPointerSize);
   __ Push(x0, scratch);
   __ Push(key->value());
+  __ Push(Smi::FromInt(language_mode()));
 
   // Stack here:
   //  - home_object
   //  - this (receiver)
   //  - this (receiver) <-- LoadFromSuper will pop here and below.
   //  - home_object
-  //  - key
-  __ CallRuntime(Runtime::kLoadFromSuper, 3);
+  //  - language_mode
+  __ CallRuntime(Runtime::kLoadFromSuper, 4);
 
   // Replace home_object with target function.
   __ Poke(x0, kPointerSize);
@@ -2748,6 +2751,7 @@ void FullCodeGenerator::EmitKeyedSuperCallWithLoadIC(Call* expr) {
   __ Peek(scratch, kPointerSize);
   __ Push(x0, scratch);
   VisitForStackValue(prop->key());
+  __ Push(Smi::FromInt(language_mode()));
 
   // Stack here:
   //  - home_object
@@ -2755,7 +2759,8 @@ void FullCodeGenerator::EmitKeyedSuperCallWithLoadIC(Call* expr) {
   //  - this (receiver) <-- LoadKeyedFromSuper will pop here and below.
   //  - home_object
   //  - key
-  __ CallRuntime(Runtime::kLoadKeyedFromSuper, 3);
+  //  - language_mode
+  __ CallRuntime(Runtime::kLoadKeyedFromSuper, 4);
 
   // Replace home_object with target function.
   __ Poke(x0, kPointerSize);
@@ -5219,7 +5224,7 @@ void FullCodeGenerator::VisitYield(Yield* expr) {
       __ Peek(load_name, 2 * kPointerSize);
       __ Mov(LoadDescriptor::SlotRegister(),
              SmiFromSlot(expr->KeyedLoadFeedbackSlot()));
-      Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate()).code();
+      Handle<Code> ic = CodeFactory::KeyedLoadIC(isolate(), SLOPPY).code();
       CallIC(ic, TypeFeedbackId::None());
       __ Mov(x1, x0);
       __ Poke(x1, 2 * kPointerSize);