ext/dsent/model/std_cells/CellMacros.h

   1 /* Copyright (c) 2012 Massachusetts Institute of Technology
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  13  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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  21
  22 #ifndef __DSENT_MODEL_STD_CELLS_CELLMACROS_H__
  23 #define __DSENT_MODEL_STD_CELLS_CELLMACROS_H__
  24
  25 #include "util/CommonType.h"
  26 #include "model/std_cells/StdCell.h"
  27
  28 namespace DSENT
  29 {
  30     class StdCell;
  31
  32     // Contains cell macros that can be created within standard cells
  33     class CellMacros
  34     {
  35         private :
  36             CellMacros();
  37             ~CellMacros();
  38
  39         public:
  40             //NOR2 Macro
  41             //Adds a NOR2 to the standard cell, normalized to some size
  42             static void addNor2(StdCell* cell_, const String& name_, bool sizable_, bool a1_to_zn_path_, bool a2_to_zn_path_,
  43                                 const String& a1_net_, const String& a2_net_, const String& zn_net_);
  44             //Updates a NOR2 to to the standard cell, normalized to some size
  45             static void updateNor2(StdCell* cell_, const String& name_, double normalized_size_);
  46
  47             //NAND2 Macro
  48             //Adds a NAND2 to the standard cell, normalized to some size
  49             static void addNand2(StdCell* cell_, const String& name_, bool sizable_, bool a1_to_zn_path_, bool a2_to_zn_path_,
  50                                 const String& a1_net_, const String& a2_net_, const String& zn_net_);
  51             //Updates a NAND2 to to the standard cell, normalized to some size
  52             static void updateNand2(StdCell* cell_, const String& name_, double normalized_size_);
  53
  54             //INVERTER Macro
  55             //Adds a inverter to the standard cell, normalized to some size
  56             static void addInverter(StdCell* cell_, const String& name_, bool sizable_, bool a_to_zn_path_,
  57                                     const String& a_net_, const String& zn_net_);
  58             //Updates an inverter to to the standard cell, normalized to some size
  59             static void updateInverter(StdCell* cell_, const String& name_, double normalized_size_);
  60
  61             //INVZ Macro
  62             //Adds a tristated inverter to the standard cell, normalized to some size
  63             static void addTristate(StdCell* cell_, const String& name_, bool sizable_, bool a_to_zn_path_, bool oe_to_zn_path_, bool oen_to_zn_path_,
  64                                     const String& a_net_, const String& oe_net_, const String& oen_net_, const String& zn_net_);
  65             //Updates an tristated inverter to to the standard cell, normalized to some size
  66             static void updateTristate(StdCell* cell_, const String& name_, double normalized_size_);
  67
  68             //Helper functions
  69             //Returns the width of NMOS transistors, given the NMOS and PMOS stacking
  70             static double calculateNmosWidth(const StdCell* cell_, unsigned int max_stacked_nmos_, unsigned int max_stacked_pmos_, unsigned int current_stack_nmos_);
  71             //Returns the width of PMOS transistors, given the NMOS and PMOS stacking
  72             static double calculatePmosWidth(const StdCell* cell_, unsigned int max_stacked_nmos_, unsigned int max_stacked_pmos_, unsigned int current_stack_pmos_);
  73
  74     }; // class CellMacros
  75 } // namespace DSENT
  76
  77 #endif // __DSENT_MODEL_STD_CELLS_CELLMACROS_H__
  78