TechModel.h revision 10447 
1#ifndef __DSENT_TECH_TECH_MODEL_H__
2#define __DSENT_TECH_TECH_MODEL_H__
3
4#include <vector>
5#include <set>
6
7#include "libutil/Config.h"
8#include "libutil/String.h"
9
10namespace DSENT
11{
12    class StdCellLib;
13
14    using std::set;
15    using std::vector;
16    using LibUtil::String;
17
18    class TechModel : public LibUtil::Config
19    {
20        public:
21            typedef std::set<String>::const_iterator ConstWireLayerIterator;
22
23        public:
24            TechModel();
25            virtual ~TechModel();
26
27        public:
28            // Set the pointer to a standard cell library
29            void setStdCellLib(const StdCellLib* std_cell_lib_);
30            // Get the pointer to the standard cell library
31            const StdCellLib* getStdCellLib() const;
32
33            // Return a cloned copy of this instance
34            virtual TechModel* clone() const;
35            // Override readFile function to include multiple technology files
36            virtual void readFile(const String& filename_);
37
38            // Transistor
39            // Returns the leakage current of NMOS transistors, given the transistor stakcing, transistor widths, and input combination
40            double calculateNmosLeakageCurrent(unsigned int num_stacks_, double uni_stacked_mos_width_, unsigned int input_vector_) const;
41            double calculateNmosLeakageCurrent(unsigned int num_stacks_, const vector<double>& stacked_mos_widths_, unsigned int input_vector_) const;
42            // Returns the leakage current of PMOS transistors, given the transistor stakcing, transistor widths, and input combination
43            double calculatePmosLeakageCurrent(unsigned int num_stacks_, double uni_stacked_mos_width_, unsigned int input_vector_) const;
44            double calculatePmosLeakageCurrent(unsigned int num_stacks_, const vector<double>& stacked_mos_widths_, unsigned int input_vector_) const;
45            // Returns the leakage current, given the transistor stakcing, transistor widths, input combination,
46            // and technology information (vdd, subthreshold swing, subthreshold dibl swing)
47            double calculateLeakageCurrentFactor(unsigned int num_stacks_, const vector<double>& stacked_mos_widths_, unsigned int input_vector_, double vdd_, double subthreshold_swing_, double dibl_swing_) const;
48
49            // Wire
50            // Check if the wire layer exist
51            bool isWireLayerExist(const String& layer_name_) const;
52            const std::set<String>* getAvailableWireLayers() const;
53            // Return wire capacitance for given wire layer, wire width, wire spacing, and wire length
54            double calculateWireCapacitance(const String& layer_name_, double width_, double spacing_, double length_) const;
55            // Return wire resistance for given wire layer, wire width, and wire length
56            double calculateWireResistance(const String& layer_name_, double width_, double length_) const;
57
58        private:
59            // Private copy constructor. Use clone to perform copy operation
60            TechModel(const TechModel& tech_model_);
61
62        private:
63            // A pointer to a standard cell library
64            const StdCellLib* m_std_cell_lib_;
65            // A set of available wire layers
66            std::set<String>* m_available_wire_layers_;
67    }; // class TechModel
68} // namespace DSENT
69
70#endif // __DSENT_TECH_TECH_MODEL_H__
71
72