basic_circuit.h revision 10152 
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31
32
33
34#ifndef __BASIC_CIRCUIT_H__
35#define __BASIC_CIRCUIT_H__
36
37#include "cacti_interface.h"
38#include "const.h"
39
40using namespace std;
41
42#define UNI_LEAK_STACK_FACTOR 0.43
43
44int powers (int base, int n);
45bool is_pow2(int64_t val);
46uint32_t _log2(uint64_t num);
47int factorial(int n, int m = 1);
48int combination(int n, int m);
49
50//#define DBG
51#ifdef DBG
52    #define PRINTDW(a);\
53    a;
54#else
55    #define PRINTDW(a);\
56
57#endif
58
59
60enum Wire_placement {
61    outside_mat,
62    inside_mat,
63    local_wires
64};
65
66
67
68enum Htree_type {
69    Add_htree,
70    Data_in_htree,
71    Data_out_htree,
72    Search_in_htree,
73    Search_out_htree,
74};
75
76enum Gate_type {
77    nmos,
78    pmos,
79        inv,
80    nand,
81    nor,
82    tri,
83    tg
84};
85
86enum Half_net_topology {
87    parallel,
88    series
89};
90
91double logtwo (double x);
92
93double gate_C(
94    double width,
95    double wirelength,
96    bool _is_dram = false,
97    bool _is_sram = false,
98    bool _is_wl_tr = false);
99
100double gate_C_pass(
101    double width,
102    double wirelength,
103    bool   _is_dram = false,
104    bool   _is_sram = false,
105    bool   _is_wl_tr = false);
106
107double drain_C_(
108    double width,
109    int nchannel,
110    int stack,
111    int next_arg_thresh_folding_width_or_height_cell,
112    double fold_dimension,
113    bool _is_dram = false,
114    bool _is_sram = false,
115    bool _is_wl_tr = false);
116
117double tr_R_on(
118    double width,
119    int nchannel,
120    int stack,
121    bool _is_dram = false,
122    bool _is_sram = false,
123    bool _is_wl_tr = false);
124
125double R_to_w(
126    double res,
127    int nchannel,
128    bool _is_dram = false,
129    bool _is_sram = false,
130    bool _is_wl_tr = false);
131
132double horowitz (
133    double inputramptime,
134    double tf,
135    double vs1,
136    double vs2,
137    int rise);
138
139double pmos_to_nmos_sz_ratio(
140    bool _is_dram = false,
141    bool _is_wl_tr = false);
142
143double simplified_nmos_leakage(
144    double nwidth,
145    bool _is_dram = false,
146    bool _is_cell = false,
147    bool _is_wl_tr = false);
148
149double simplified_pmos_leakage(
150    double pwidth,
151    bool _is_dram = false,
152    bool _is_cell = false,
153    bool _is_wl_tr = false);
154
155
156double cmos_Ileak(
157    double nWidth,
158    double pWidth,
159    bool _is_dram = false,
160    bool _is_cell = false,
161    bool _is_wl_tr = false);
162
163double cmos_Ig_n(
164    double nWidth,
165    bool _is_dram = false,
166    bool _is_cell = false,
167    bool _is_wl_tr= false);
168
169double cmos_Ig_p(
170    double pWidth,
171    bool _is_dram = false,
172    bool _is_cell = false,
173    bool _is_wl_tr= false);
174
175
176double cmos_Isub_leakage(
177    double nWidth,
178    double pWidth,
179    int    fanin,
180    enum Gate_type g_type,
181    bool _is_dram = false,
182    bool _is_cell = false,
183    bool _is_wl_tr = false,
184    enum Half_net_topology topo = series);
185
186double cmos_Ig_leakage(
187    double nWidth,
188    double pWidth,
189    int    fanin,
190    enum Gate_type g_type,
191    bool _is_dram = false,
192    bool _is_cell = false,
193    bool _is_wl_tr = false,
194    enum Half_net_topology topo = series);
195
196double shortcircuit(
197    double vt,
198    double velocity_index,
199    double c_in,
200    double c_out,
201    double w_nmos,
202    double w_pmos,
203    double i_on_n,
204    double i_on_p,
205    double i_on_n_in,
206    double i_on_p_in,
207    double vdd);
208
209double shortcircuit_simple(
210    double vt,
211    double velocity_index,
212    double c_in,
213    double c_out,
214    double w_nmos,
215    double w_pmos,
216    double i_on_n,
217    double i_on_p,
218    double i_on_n_in,
219    double i_on_p_in,
220    double vdd);
221//set power point product mask; strictly speaking this is not real point product
222inline void set_pppm(
223        double * pppv,
224        double a=1,
225    double b=1,
226    double c=1,
227    double d=1
228    ){
229                pppv[0]= a;
230                pppv[1]= b;
231                pppv[2]= c;
232                pppv[3]= d;
233
234}
235
236inline void set_sppm(
237        double * sppv,
238        double a=1,
239    double b=1,
240    double c=1,
241    double d=1
242    ){
243                sppv[0]= a;
244                sppv[1]= b;
245                sppv[2]= c;
246}
247
248#endif
249