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

src/compiler/raw-machine-assembler.h

Index: src/compiler/raw-machine-assembler.h
diff --git a/src/compiler/raw-machine-assembler.h b/src/compiler/raw-machine-assembler.h
index 36299440d681ac2550ed7e336741e08b94fe92f4..9e19ebfc599e21e6cd8b4ea2f0b0c6e868e4cc0d 100644
--- a/src/compiler/raw-machine-assembler.h
+++ b/src/compiler/raw-machine-assembler.h
@@ -5,6 +5,7 @@
 #ifndef V8_COMPILER_RAW_MACHINE_ASSEMBLER_H_
 #define V8_COMPILER_RAW_MACHINE_ASSEMBLER_H_
 
+#include "src/assembler.h"
 #include "src/compiler/common-operator.h"
 #include "src/compiler/graph-builder.h"
 #include "src/compiler/linkage.h"
@@ -12,7 +13,6 @@
 #include "src/compiler/node.h"
 #include "src/compiler/operator.h"
 
-
 namespace v8 {
 namespace internal {
 namespace compiler {
@@ -108,12 +108,12 @@ class RawMachineAssembler : public GraphBuilder {
     return NewNode(machine()->Load(rep), base, index, graph()->start(),
                    graph()->start());
   }
-  void Store(MachineType rep, Node* base, Node* value) {
-    Store(rep, base, IntPtrConstant(0), value);
+  Node* Store(MachineType rep, Node* base, Node* value) {
+    return Store(rep, base, IntPtrConstant(0), value);
   }
-  void Store(MachineType rep, Node* base, Node* index, Node* value) {
-    NewNode(machine()->Store(StoreRepresentation(rep, kNoWriteBarrier)), base,
-            index, value, graph()->start(), graph()->start());
+  Node* Store(MachineType rep, Node* base, Node* index, Node* value) {
+    return NewNode(machine()->Store(StoreRepresentation(rep, kNoWriteBarrier)),
+                   base, index, value, graph()->start(), graph()->start());
   }
   // Arithmetic Operations.
   Node* WordAnd(Node* a, Node* b) {
@@ -455,8 +455,8 @@ class RawMachineAssembler : public GraphBuilder {
   Node* LoadFromPointer(void* address, MachineType rep, int32_t offset = 0) {
     return Load(rep, PointerConstant(address), Int32Constant(offset));
   }
-  void StoreToPointer(void* address, MachineType rep, Node* node) {
-    Store(rep, PointerConstant(address), node);
+  Node* StoreToPointer(void* address, MachineType rep, Node* node) {
+    return Store(rep, PointerConstant(address), node);
   }
   Node* StringConstant(const char* string) {
     return HeapConstant(isolate()->factory()->InternalizeUtf8String(string));
@@ -511,21 +511,22 @@ class RawMachineAssembler : public GraphBuilder {
   // MachineAssembler is invalid after export.
   Schedule* Export();
 
+  Schedule* schedule() {
+    DCHECK(ScheduleValid());
+    return schedule_;
+  }
+
+  BasicBlock* CurrentBlock();
+
  protected:
   Node* MakeNode(const Operator* op, int input_count, Node** inputs,
                  bool incomplete) final;
 
   bool ScheduleValid() { return schedule_ != NULL; }
 
-  Schedule* schedule() {
-    DCHECK(ScheduleValid());
-    return schedule_;
-  }
-
  private:
   BasicBlock* Use(Label* label);
   BasicBlock* EnsureBlock(Label* label);
-  BasicBlock* CurrentBlock();
 
   Schedule* schedule_;
   MachineOperatorBuilder machine_;