[Interpreter] Basic flow control.

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 9dc1587cab019e4be25b1ed91b1fb456a3d36fca..7ea7b71d8c1af6b9278ba923b88bafd6bf75fd48 100644
--- a/src/compiler/raw-machine-assembler.h
+++ b/src/compiler/raw-machine-assembler.h
@@ -73,8 +73,7 @@ class RawMachineAssembler {
   // hence will not switch the current basic block.
 
   Node* UndefinedConstant() {
-    Handle<HeapObject> undefined = isolate()->factory()->undefined_value();
-    return AddNode(common()->HeapConstant(undefined));
+    return HeapConstant(isolate()->factory()->undefined_value());
   }
 
   // Constants.
@@ -104,6 +103,10 @@ class RawMachineAssembler {
   Node* HeapConstant(Handle<HeapObject> object) {
     return AddNode(common()->HeapConstant(object));
   }
+  Node* BooleanConstant(bool value) {
+    Handle<Object> object = isolate()->factory()->ToBoolean(value);
+    return HeapConstant(Handle<HeapObject>::cast(object));
+  }
   Node* ExternalConstant(ExternalReference address) {
     return AddNode(common()->ExternalConstant(address));
   }