--- a/src/parallel_execution/context.h	Thu Nov 10 12:07:53 2016 +0900
+++ b/src/parallel_execution/context.h	Thu Nov 10 20:37:52 2016 +0900
@@ -34,6 +34,7 @@
     struct Meta* meta = (struct Meta*)(((void*)dseg) - sizeof(struct Meta));\
     meta->type; })
 
+#define Gearef(context, t) (&(context)->data[D_##t]->t)
 enum Code {
     C_code1,
     C_code2,
@@ -147,7 +148,7 @@
     struct Time {
         enum Code next;
         double time;
-    } time;
+    } Time;
     struct LoopCounter {
         int i;
     } loopCounter;
@@ -225,7 +226,7 @@
         struct Node* grandparent; 
         struct Stack* nodeStack;
         int result;
-    } traverse;
+    } Traverse;
     struct RotateTree {
         enum Code next;
         struct Traverse* traverse;
@@ -252,6 +253,7 @@
 };
 
 // typedef struct RotateTree D_RotateTree;
+typedef struct Time Time;
 
 union MetaData {
     struct Queue waitMeTasks;