[Interpreter] Add support for property load operations.

src/interpreter/interpreter.cc

 // Copyright 2015 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/interpreter/interpreter.h"
 
+#include "src/code-factory.h"
 #include "src/compiler.h"
 #include "src/compiler/interpreter-assembler.h"
 #include "src/factory.h"
 #include "src/interpreter/bytecode-generator.h"
 #include "src/interpreter/bytecodes.h"
 #include "src/zone.h"
 
 namespace v8 {
 namespace internal {
 namespace interpreter {
@@ skipping 37 matching lines @@
     BYTECODE_LIST(GENERATE_CODE)
 #undef GENERATE_CODE
   }
 }
 
 
 bool Interpreter::MakeBytecode(CompilationInfo* info) {
   Handle<SharedFunctionInfo> shared_info = info->shared_info();
 
   BytecodeGenerator generator(info->isolate(), info->zone());
+  info->EnsureFeedbackVector();
   Handle<BytecodeArray> bytecodes = generator.MakeBytecode(info);
   if (FLAG_print_bytecode) {
     bytecodes->Print();
   }
 
   DCHECK(shared_info->function_data()->IsUndefined());
   if (!shared_info->function_data()->IsUndefined()) {
     return false;
   }
 
   shared_info->set_function_data(*bytecodes);
   info->SetCode(info->isolate()->builtins()->InterpreterEntryTrampoline());
-  info->EnsureFeedbackVector();
   return true;
 }
 
 
 bool Interpreter::IsInterpreterTableInitialized(
     Handle<FixedArray> handler_table) {
   DCHECK(handler_table->length() == static_cast<int>(Bytecode::kLast) + 1);
   return handler_table->get(0) != isolate_->heap()->undefined_value();
 }
 
@@ skipping 96 matching lines @@
 //
 // Store accumulator to register <dst>.
 void Interpreter::DoStar(compiler::InterpreterAssembler* assembler) {
   Node* reg_index = __ BytecodeOperandReg(0);
   Node* accumulator = __ GetAccumulator();
   __ StoreRegister(accumulator, reg_index);
   __ Dispatch();
 }
 
 
+void Interpreter::DoPropertyLoadIC(Callable ic,
+                                   compiler::InterpreterAssembler* assembler) {
+  Node* code_target = __ HeapConstant(ic.code());
+  Node* reg_index = __ BytecodeOperandReg(0);
+  Node* object = __ LoadRegister(reg_index);
+  Node* name = __ GetAccumulator();
+  Node* raw_slot = __ BytecodeOperandIdx(1);
+  Node* smi_slot = __ SmiTag(raw_slot);
+  Node* type_feedback_vector = __ LoadTypeFeedbackVector();
+  Node* result = __ CallIC(ic.descriptor(), code_target, object, name, smi_slot,
+                           type_feedback_vector);
+  __ SetAccumulator(result);
+  __ Dispatch();
+}
+
+
+// LoadIC <object> <slot>
+//
+// Calls the LoadIC at FeedBackVector slot <slot> for <object> and the name
+// in the accumulator.
+void Interpreter::DoLoadIC(compiler::InterpreterAssembler* assembler) {
+  Callable ic = CodeFactory::LoadICInOptimizedCode(isolate_, NOT_INSIDE_TYPEOF,
+                                                   SLOPPY, UNINITIALIZED);
+  DoPropertyLoadIC(ic, assembler);
+}
+
+
+// KeyedLoadIC <object> <slot>
+//
+// Calls the LoadIC at FeedBackVector slot <slot> for <object> and the key
+// in the accumulator.
+void Interpreter::DoKeyedLoadIC(compiler::InterpreterAssembler* assembler) {
+  Callable ic =
+      CodeFactory::KeyedLoadICInOptimizedCode(isolate_, SLOPPY, UNINITIALIZED);
+  DoPropertyLoadIC(ic, assembler);
+}
+
+
 void Interpreter::DoBinaryOp(int builtin_context_index,
                              compiler::InterpreterAssembler* assembler) {
   // TODO(rmcilroy): Call ICs which back-patch bytecode with type specialized
   // operations, instead of calling builtins directly.
   Node* reg_index = __ BytecodeOperandReg(0);
   Node* lhs = __ LoadRegister(reg_index);
   Node* rhs = __ GetAccumulator();
   Node* result = __ CallJSBuiltin(builtin_context_index, lhs, rhs);
   __ SetAccumulator(result);
   __ Dispatch();
@@ skipping 44 matching lines @@
 //
 // Return the value in register 0.
 void Interpreter::DoReturn(compiler::InterpreterAssembler* assembler) {
   __ Return();
 }
 
 
 }  // namespace interpreter
 }  // namespace internal
 }  // namespace v8