dram simulator fix

sim/simx/core.h

@@ -75,16 +75,14 @@ public:
 
   bool running() const;
 
-  void step(uint64_t cycle);
+  void reset();
+
+  void tick();
 
   Word id() const {
     return id_;
   }
 
-  Warp& warp(int i) {
-    return *warps_.at(i);
-  }
-
   const Decoder& decoder() {
     return decoder_;
   }
@@ -125,14 +123,16 @@ public:
 
 private:
 
-  void schedule(uint64_t cycle);
-  void fetch(uint64_t cycle);
-  void decode(uint64_t cycle);
-  void execute(uint64_t cycle);
-  void commit(uint64_t cycle);
+  void schedule();
+  void fetch();
+  void decode();
+  void execute();
+  void commit();
   
   void writeToStdOut(Addr addr, Word data);
 
+  void cout_flush();
+
   Word id_;
   const ArchDef arch_;
   const Decoder decoder_;