1/*****************************************************************************
2 * McPAT
3 * SOFTWARE LICENSE AGREEMENT
4 * Copyright 2012 Hewlett-Packard Development Company, L.P.
5 * Copyright (c) 2010-2013 Advanced Micro Devices, Inc.
6 * All Rights Reserved
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are
10 * met: redistributions of source code must retain the above copyright
11 * notice, this list of conditions and the following disclaimer;
12 * redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the

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21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 *
31 ***************************************************************************/
32#ifndef LOGIC_H_
33#define LOGIC_H_
34
35#include <cmath>
36#include <cstring>
37#include <iostream>
38
39#include "arch_const.h"
40#include "basic_circuit.h"
41#include "basic_components.h"
42#include "cacti_interface.h"
43#include "component.h"
44#include "const.h"
45#include "decoder.h"
46#include "parameter.h"
47#include "xmlParser.h"
48
49using namespace std;
50
51class selection_logic : public McPATComponent {
52public:
53 bool is_default;
54 InputParameter l_ip;
55 uca_org_t local_result;
56 int win_entries;
57 int issue_width;
58 double accesses;
59 int num_threads;
60 enum Device_ty device_ty;
61 enum Core_type core_ty;
62
63 selection_logic(XMLNode* _xml_data, bool _is_default, int _win_entries,
64 int issue_width_, const InputParameter* configure_interface,
65 string _name, double _accesses,
66 double clockRate_ = 0.0f,
67 enum Device_ty device_ty_ = Core_device,
68 enum Core_type core_ty_ = Inorder);
69 void computeArea();
70 void computeEnergy();
71 void leakage_feedback(double temperature); // TODO
72 // TODO: Add a deconstructor
73};
74
75class dep_resource_conflict_check : public McPATComponent {
76public:
77 InputParameter l_ip;
78 uca_org_t local_result;
79 double WNORn, WNORp, Wevalinvp, Wevalinvn, Wcompn, Wcompp, Wcomppreequ;
80 CoreParameters coredynp;
81 int compare_bits;
82 bool is_default;
83 statsDef stats_t;
84
85 dep_resource_conflict_check(XMLNode* _xml_data, const string _name,
86 const InputParameter *configure_interface,
87 const CoreParameters & dyn_p_, int compare_bits_,
88 double clockRate_ = 0.0f,
89 bool _is_default = true);
90 void conflict_check_power();
91 double compare_cap();
92 void computeEnergy() {};
93 ~dep_resource_conflict_check() {
94 local_result.cleanup();
95 }
96
97 void leakage_feedback(double temperature);
98};
99
100class InstructionDecoder: public McPATComponent {
101public:
102 Decoder* final_dec;
103 Predec* pre_dec;
104
105 bool is_default;
106 int opcode_length;
107 int num_decoders;
108 bool x86;
109 int num_decoder_segments;
110 int num_decoded_signals;
111 InputParameter l_ip;
112 uca_org_t local_result;
113 enum Device_ty device_ty;
114 enum Core_type core_ty;
115 statsDef stats_t;
116
117 InstructionDecoder(XMLNode* _xml_data, const string _name, bool _is_default,
118 const InputParameter *configure_interface,
119 int opcode_length_, int num_decoders_, bool x86_,
120 double clockRate_ = 0.0f,
121 enum Device_ty device_ty_ = Core_device,
122 enum Core_type core_ty_ = Inorder);
123 InstructionDecoder();
124 void computeEnergy() {};
125 void inst_decoder_delay_power();
126 ~InstructionDecoder();
127 void leakage_feedback(double temperature);
128};
129
130// TODO: This should be defined elsewhere? This isn't a true McPATComponent
131class DFFCell : public Component {
132public:
133 InputParameter l_ip;
134 bool is_dram;
135 double cell_load;
136 double WdecNANDn;
137 double WdecNANDp;
138 double clock_cap;
139 int model;
140 int n_switch;
141 int n_keep_1;
142 int n_keep_0;
143 int n_clock;
144 powerDef e_switch;
145 powerDef e_keep_1;
146 powerDef e_keep_0;
147 powerDef e_clock;
148
149 DFFCell(bool _is_dram, double _WdecNANDn, double _WdecNANDp, double _cell_load,
150 const InputParameter *configure_interface);
151 double fpfp_node_cap(unsigned int fan_in, unsigned int fan_out);
152 void compute_DFF_cell(void);
153 ~DFFCell() {};
154};
155
156// TODO: This is a very ambiguous component. Try to refactor it.
157class Pipeline : public McPATComponent {
158public:
159 InputParameter l_ip;
160 uca_org_t local_result;
161 CoreParameters coredynp;
162 enum Device_ty device_ty;
163 bool is_core_pipeline, is_default;
164 double num_piperegs;
165 bool process_ind;
166 double WNANDn;
167 double WNANDp;
168 double load_per_pipeline_stage;
169
170 Pipeline(XMLNode* _xml_data, const InputParameter *configure_interface,
171 const CoreParameters & dyn_p_,
172 enum Device_ty device_ty_ = Core_device,
173 bool _is_core_pipeline = true, bool _is_default = true);
174 void compute_stage_vector();
175 /**
176 * TODO: compute() completes work that should be completed in computeArea()
177 * and computeEnergy() recursively. Consider shifting these calculations
178 * around to be consistent with rest of hierarchy
179 */
180 void compute();
181 void computeArea() {};
182 // TODO: Move energy computation to this function to unify hierarchy
183 void computeEnergy() {};
184 ~Pipeline() {
185 local_result.cleanup();
186 };
187
188};
189
190class FunctionalUnit : public McPATComponent {
191public:
192 InputParameter interface_ip;
193 CoreParameters core_params;
194 CoreStatistics core_stats;
195 double FU_height;
196 double num_fu;
197 double energy;
198 double base_energy;
199 double per_access_energy;
200 bool is_default;
201 enum FU_type fu_type;
202 statsDef stats_t;
203
204 FunctionalUnit(XMLNode* _xml_data, InputParameter* interface_ip_,
205 const CoreParameters & _core_params,
206 const CoreStatistics & _core_stats, enum FU_type fu_type);
207 void computeEnergy();
208 void leakage_feedback(double temperature);
209 ~FunctionalUnit() {};
210};
211
212// TODO: This is a very ambiguous component. Try to refactor it.
213class UndiffCore : public McPATComponent {
214public:
215 InputParameter interface_ip;
216 CoreParameters coredynp;
217 double scktRatio;
218 double chip_PR_overhead;
219 double macro_PR_overhead;
220 enum Core_type core_ty;
221 bool opt_performance;
222 bool embedded;
223 double pipeline_stage;
224 double num_hthreads;
225 double issue_width;
226 bool is_default;
227 bool exist;
228
229 UndiffCore(XMLNode* _xml_data, InputParameter* interface_ip_,
230 const CoreParameters & dyn_p_,
231 bool exist_ = true);
232 void computeArea() {};
233 // TODO: Move energy computation to this function to unify hierarchy
234 void computeEnergy() {};
235 ~UndiffCore() {};
236};
237#endif /* LOGIC_H_ */