[Interpreter] Add support for property store operations.

src/interpreter/bytecode-array-builder.cc

Index: src/interpreter/bytecode-array-builder.cc
diff --git a/src/interpreter/bytecode-array-builder.cc b/src/interpreter/bytecode-array-builder.cc
index dba816d61810d63259412f946f219494c2e134ef..613df5368f4b56352c4e4f48152c4ef24126fd3e 100644
--- a/src/interpreter/bytecode-array-builder.cc
+++ b/src/interpreter/bytecode-array-builder.cc
@@ -37,6 +37,14 @@ void BytecodeArrayBuilder::set_parameter_count(int number_of_parameters) {
 int BytecodeArrayBuilder::parameter_count() const { return parameter_count_; }
 
 
+bool BytecodeArrayBuilder::HasExplicitReturn() {
+  // TODO(rmcilroy): When we have control flow we should return false here if
+  // there is an outstanding jump target, even if the last bytecode is kReturn.
+  return !bytecodes_.empty() &&
+         bytecodes_.back() == Bytecodes::ToByte(Bytecode::kReturn);
+}
+
+
 Register BytecodeArrayBuilder::Parameter(int parameter_index) {
   DCHECK_GE(parameter_index, 0);
   DCHECK_LT(parameter_index, parameter_count_);
@@ -146,7 +154,7 @@ BytecodeArrayBuilder& BytecodeArrayBuilder::StoreAccumulatorInRegister(
 
 BytecodeArrayBuilder& BytecodeArrayBuilder::LoadNamedProperty(
     Register object, int feedback_slot, LanguageMode language_mode) {
-  if (is_strong(language_mode)) {
+  if (!is_sloppy(language_mode)) {
     UNIMPLEMENTED();
   }
 
@@ -162,7 +170,7 @@ BytecodeArrayBuilder& BytecodeArrayBuilder::LoadNamedProperty(
 
 BytecodeArrayBuilder& BytecodeArrayBuilder::LoadKeyedProperty(
     Register object, int feedback_slot, LanguageMode language_mode) {
-  if (is_strong(language_mode)) {
+  if (!is_sloppy(language_mode)) {
     UNIMPLEMENTED();
   }
 
@@ -176,6 +184,40 @@ BytecodeArrayBuilder& BytecodeArrayBuilder::LoadKeyedProperty(
 }
 
 
+BytecodeArrayBuilder& BytecodeArrayBuilder::StoreNamedProperty(
+    Register object, Register name, int feedback_slot,
+    LanguageMode language_mode) {
+  if (!is_sloppy(language_mode)) {
+    UNIMPLEMENTED();
+  }
+
+  if (FitsInByteOperand(feedback_slot)) {
+    Output(Bytecode::kStoreIC, object.ToOperand(), name.ToOperand(),
+           static_cast<uint8_t>(feedback_slot));
+  } else {
+    UNIMPLEMENTED();
+  }
+  return *this;
+}
+
+
+BytecodeArrayBuilder& BytecodeArrayBuilder::StoreKeyedProperty(
+    Register object, Register key, int feedback_slot,
+    LanguageMode language_mode) {
+  if (!is_sloppy(language_mode)) {
+    UNIMPLEMENTED();
+  }
+
+  if (FitsInByteOperand(feedback_slot)) {
+    Output(Bytecode::kKeyedStoreIC, object.ToOperand(), key.ToOperand(),
+           static_cast<uint8_t>(feedback_slot));
+  } else {
+    UNIMPLEMENTED();
+  }
+  return *this;
+}
+
+
 BytecodeArrayBuilder& BytecodeArrayBuilder::Return() {
   Output(Bytecode::kReturn);
   return *this;