[interpreter] Add basic framework for bytecode handler code generation.

src/compiler/raw-machine-assembler.cc

Index: src/compiler/raw-machine-assembler.cc
diff --git a/src/compiler/raw-machine-assembler.cc b/src/compiler/raw-machine-assembler.cc
index 1a3d6494e93d07225e9c304e5339ddf67738296c..218097b388745e501768f57895ec2ca291f20ae7 100644
--- a/src/compiler/raw-machine-assembler.cc
+++ b/src/compiler/raw-machine-assembler.cc
@@ -2,9 +2,10 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
+#include "src/compiler/raw-machine-assembler.h"
+
 #include "src/code-factory.h"
 #include "src/compiler/pipeline.h"
-#include "src/compiler/raw-machine-assembler.h"
 #include "src/compiler/scheduler.h"
 
 namespace v8 {
@@ -124,6 +125,18 @@ Node* RawMachineAssembler::CallJS0(Node* function, Node* receiver,
 }
 
 
+Node* RawMachineAssembler::CallInterpreterHandler(Node* target_handler,
+                                                  Node* bytecodes,
+                                                  Node* dispatch_table) {
+  CallDescriptor* descriptor =
+      Linkage::GetInterpreterDispatchDescriptor(zone(), false);
+  Node* call = graph()->NewNode(common()->Call(descriptor),
+      target_handler, bytecodes, dispatch_table);
+  schedule()->AddNode(CurrentBlock(), call);
+  return call;
+}
+
+
 Node* RawMachineAssembler::CallRuntime1(Runtime::FunctionId function,
                                         Node* arg0, Node* context,
                                         Node* frame_state) {