simulation framework refactoring

sim/simX/pipeline.h

@@ -0,0 +1,48 @@
+
+#pragma once
+
+#include <memory>
+#include <util.h>
+#include "types.h"
+#include "debug.h"
+
+namespace vortex {
+
+class Instr;
+
+class Pipeline {
+public:
+  Pipeline(const char* name);
+
+  void clear();
+
+  bool enter(Pipeline* drain);
+
+  void next(Pipeline* drain);
+
+  //--
+  bool      valid;
+
+  //--
+  bool      stalled;
+  bool      stall_warp;
+
+  //--    
+  int       wid;
+  Word      PC;
+
+  //--
+  int       rdest_type;
+  int       rdest;
+  RegMask   used_iregs;
+  RegMask   used_fregs;
+  RegMask   used_vregs;
+
+private:
+
+  const char* name_;
+
+  friend std::ostream &operator<<(std::ostream &, const Pipeline&);
+};  
+
+}