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source: trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Execute_loop/Execute_loop/Multi_Execute_unit/Execute_unit/Load_store_unit/include/Load_store_unit.h @ 82

Last change on this file since 82 was 82, checked in by rosiere, 16 years ago
support locale (now must "just" translate) update all component with new test format update all component with usage New component : decod queue and prediction_unit
Property svn:keywords set to `Id`
File size: 12.3 KB

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1	#ifndef morpheo_behavioural_core_multi_execute_loop_execute_loop_multi_execute_unit_execute_unit_load_store_unit_Load_store_unit_h
2	#define morpheo_behavioural_core_multi_execute_loop_execute_loop_multi_execute_unit_execute_unit_load_store_unit_Load_store_unit_h
3
4	/*
5	* $Id: Load_store_unit.h 82 2008-05-01 16:48:45Z rosiere $
6	*
7	* [ Description ]
8	*
9	* Ce composant peut être amélioré en placant deux ptr de lecture au lieu d'un : un pour l'accès au cache et un pour le commit
10	*/
11
12	#ifdef SYSTEMC
13	#include "systemc.h"
14	#endif
15
16	#include <iostream>
17	#include "Common/include/ToString.h"
18	#include "Common/include/Debug.h"
19
20	#include "Behavioural/Generic/Queue_Control/include/Queue_Control.h"
21
22	#include "Behavioural/Core/Multi_Execute_loop/Execute_loop/Multi_Execute_unit/Execute_unit/Load_store_unit/include/Types.h"
23	#include "Behavioural/Generic/Queue_Control/include/Queue_Control.h"
24	#include "Behavioural/Core/Multi_Execute_loop/Execute_loop/Multi_Execute_unit/Execute_unit/Load_store_unit/include/Parameters.h"
25	#ifdef STATISTICS
26	#include "Behavioural/include/Stat.h"
27	#endif
28	#include "Behavioural/include/Component.h"
29	#ifdef VHDL
30	#include "Behavioural/include/Vhdl.h"
31	#endif
32	#include "Behavioural/include/Usage.h"
33
34	namespace morpheo {
35	namespace behavioural {
36	namespace core {
37	namespace multi_execute_loop {
38	namespace execute_loop {
39	namespace multi_execute_unit {
40	namespace execute_unit {
41	namespace load_store_unit {
42
43
44	class Load_store_unit
45	#if SYSTEMC
46	: public sc_module
47	#endif
48	{
49	// -----[ fields ]----------------------------------------------------
50	// Parameters
51	protected : const std::string _name;
52	protected : const Parameters * _param;
53	private : const Tusage_t _usage;
54
55	#ifdef STATISTICS
56	public : Stat * _stat;
57
58	private : counter_t * _stat_use_store_queue;
59	private : counter_t * _stat_use_load_queue;
60	private : counter_t * _stat_use_speculative_access_queue;
61
62	private : counter_t * _stat_average_use_store_queue;
63	private : counter_t * _stat_average_use_load_queue;
64	private : counter_t * _stat_average_use_speculative_access_queue;
65
66	private : counter_t * _stat_percent_use_store_queue;
67	private : counter_t * _stat_percent_use_load_queue;
68	private : counter_t * _stat_percent_use_speculative_access_queue;
69
70	// private : counter_t * _stat_nb_load_miss_speculation;
71	// private : counter_t * _stat_nb_head_ko;
72
73	// private : counter_t * _stat_nb_inst_load;
74	// private : counter_t * _stat_nb_inst_store;
75	// private : counter_t * _stat_nb_inst_lock;
76	// private : counter_t * _stat_nb_inst_prefetch;
77	// private : counter_t * _stat_nb_inst_invalid;
78	// private : counter_t * _stat_nb_inst_flush;
79	// private : counter_t * _stat_nb_inst_sync;
80	#endif
81
82	public : Component * _component;
83	private : Interfaces * _interfaces;
84
85	#ifdef SYSTEMC
86	// ~~~~~[ Interface ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
87	// Interface
88	public : SC_CLOCK * in_CLOCK ;
89	public : SC_IN (Tcontrol_t) * in_NRESET ;
90
91	// ~~~~~[ Interface "memory_in" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
92	public : SC_IN (Tcontrol_t ) * in_MEMORY_IN_VAL ;
93	public : SC_OUT(Tcontrol_t ) * out_MEMORY_IN_ACK ;
94	public : SC_IN (Tcontext_t ) * in_MEMORY_IN_CONTEXT_ID ;
95	public : SC_IN (Tcontext_t ) * in_MEMORY_IN_FRONT_END_ID;
96	public : SC_IN (Tcontext_t ) * in_MEMORY_IN_OOO_ENGINE_ID;
97	public : SC_IN (Tpacket_t ) * in_MEMORY_IN_PACKET_ID ;
98	public : SC_IN (Toperation_t ) * in_MEMORY_IN_OPERATION ;
99	public : SC_IN (Ttype_t ) * in_MEMORY_IN_TYPE ;
100	public : SC_IN (Tlsq_ptr_t ) * in_MEMORY_IN_STORE_QUEUE_PTR_WRITE;
101	public : SC_IN (Tlsq_ptr_t ) * in_MEMORY_IN_LOAD_QUEUE_PTR_WRITE ;
102	public : SC_IN (Tcontrol_t ) * in_MEMORY_IN_HAS_IMMEDIAT;
103	public : SC_IN (Tgeneral_data_t ) * in_MEMORY_IN_IMMEDIAT ; // memory address
104	public : SC_IN (Tgeneral_data_t ) * in_MEMORY_IN_DATA_RA ; // memory address
105	public : SC_IN (Tgeneral_data_t ) * in_MEMORY_IN_DATA_RB ; // data (store)
106	public : SC_IN (Tspecial_data_t ) * in_MEMORY_IN_DATA_RC ;
107	public : SC_IN (Tcontrol_t ) * in_MEMORY_IN_WRITE_RD ; // = (operation==load)
108	public : SC_IN (Tgeneral_address_t) * in_MEMORY_IN_NUM_REG_RD ; // destination (load)
109	public : SC_IN (Tcontrol_t ) * in_MEMORY_IN_WRITE_RE ;
110	public : SC_IN (Tspecial_address_t) * in_MEMORY_IN_NUM_REG_RE ;
111
112	// ~~~~~[ Interface "memory_out" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
113	public : SC_OUT(Tcontrol_t ) * out_MEMORY_OUT_VAL ;
114	public : SC_IN (Tcontrol_t ) * in_MEMORY_OUT_ACK ;
115	public : SC_OUT(Tcontext_t ) * out_MEMORY_OUT_CONTEXT_ID;
116	public : SC_OUT(Tcontext_t ) * out_MEMORY_OUT_FRONT_END_ID;
117	public : SC_OUT(Tcontext_t ) * out_MEMORY_OUT_OOO_ENGINE_ID;
118	public : SC_OUT(Tpacket_t ) * out_MEMORY_OUT_PACKET_ID ;
119	//public : SC_OUT(Toperation_t ) * out_MEMORY_OUT_OPERATION ;
120	public : SC_OUT(Ttype_t ) * out_MEMORY_OUT_TYPE ;
121	public : SC_OUT(Tcontrol_t ) * out_MEMORY_OUT_WRITE_RD ; // = (operation==load)
122	public : SC_OUT(Tgeneral_address_t) * out_MEMORY_OUT_NUM_REG_RD; // destination (load)
123	public : SC_OUT(Tgeneral_data_t ) * out_MEMORY_OUT_DATA_RD ; // data (load)
124	public : SC_OUT(Tcontrol_t ) * out_MEMORY_OUT_WRITE_RE ;
125	public : SC_OUT(Tspecial_address_t) * out_MEMORY_OUT_NUM_REG_RE;
126	public : SC_OUT(Tspecial_data_t ) * out_MEMORY_OUT_DATA_RE ;
127	public : SC_OUT(Texception_t ) * out_MEMORY_OUT_EXCEPTION ;
128	public : SC_OUT(Tcontrol_t ) * out_MEMORY_OUT_NO_SEQUENCE;
129	public : SC_OUT(Tgeneral_data_t ) * out_MEMORY_OUT_ADDRESS ;
130
131
132	// ~~~~~[ Interface "dcache_req" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
133	public : SC_OUT(Tcontrol_t ) * out_DCACHE_REQ_VAL ;
134	public : SC_IN (Tcontrol_t ) * in_DCACHE_REQ_ACK ;
135	public : SC_OUT(Tcontext_t ) * out_DCACHE_REQ_CONTEXT_ID;
136	public : SC_OUT(Tpacket_t ) * out_DCACHE_REQ_PACKET_ID ;
137	public : SC_OUT(Tdcache_address_t ) * out_DCACHE_REQ_ADDRESS ;
138	public : SC_OUT(Tdcache_type_t ) * out_DCACHE_REQ_TYPE ;
139	public : SC_OUT(Tdcache_data_t ) * out_DCACHE_REQ_WDATA ;
140
141	// ~~~~~[ Interface "dcache_rsp" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
142	public : SC_IN (Tcontrol_t ) * in_DCACHE_RSP_VAL ;
143	public : SC_OUT(Tcontrol_t ) * out_DCACHE_RSP_ACK ;
144	public : SC_IN (Tcontext_t ) * in_DCACHE_RSP_CONTEXT_ID;
145	public : SC_IN (Tpacket_t ) * in_DCACHE_RSP_PACKET_ID ;
146	public : SC_IN (Tdcache_data_t ) * in_DCACHE_RSP_RDATA ;
147	public : SC_IN (Tdcache_error_t ) * in_DCACHE_RSP_ERROR ;
148
149	// ~~~~~[ Interface "bypass_memory" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
150	public : SC_OUT(Tcontrol_t ) ** out_BYPASS_MEMORY_VAL ;
151	public : SC_OUT(Tcontext_t ) ** out_BYPASS_MEMORY_OOO_ENGINE_ID;
152	public : SC_OUT(Tgeneral_address_t) ** out_BYPASS_MEMORY_NUM_REG ;
153	public : SC_OUT(Tgeneral_data_t ) ** out_BYPASS_MEMORY_DATA ;
154
155	// ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
156	protected : Tstore_queue_entry_t * _store_queue;
157	protected : Tload_queue_entry_t * _load_queue;
158	protected : Tspeculative_access_queue_entry_t * _speculative_access_queue;
159	protected : morpheo::behavioural::generic::queue_control::Queue_Control * _speculative_access_queue_control;
160
161	// function pointer
162	public : void (morpheo::behavioural::core::multi_execute_loop::execute_loop::multi_execute_unit::execute_unit::load_store_unit::Load_store_unit::*function_transition ) (void);
163	public : void (morpheo::behavioural::core::multi_execute_loop::execute_loop::multi_execute_unit::execute_unit::load_store_unit::Load_store_unit::*function_genMoore ) (void);
164	public : void (morpheo::behavioural::core::multi_execute_loop::execute_loop::multi_execute_unit::execute_unit::load_store_unit::Load_store_unit::*function_genMealy_dcache) (void);
165	public : void (morpheo::behavioural::core::multi_execute_loop::execute_loop::multi_execute_unit::execute_unit::load_store_unit::Load_store_unit::*function_genMealy_insert) (void);
166	public : void (morpheo::behavioural::core::multi_execute_loop::execute_loop::multi_execute_unit::execute_unit::load_store_unit::Load_store_unit::*function_genMealy_retire) (void);
167
168	// ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
169
170	// ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
171
172	// Registers
173	public : Tlsq_ptr_t reg_STORE_QUEUE_PTR_READ;
174	//public : Tlsq_ptr_t reg_LOAD_QUEUE_PTR_READ ;
175	public : Tlsq_ptr_t reg_LOAD_QUEUE_CHECK_PRIORITY ;
176
177	// signal
178	public : Tlsq_ptr_t internal_SPECULATIVE_ACCESS_QUEUE_PTR_READ ;
179
180	private : Tcontrol_t internal_MEMORY_IN_ACK;
181	private : Tcontrol_t internal_MEMORY_OUT_VAL;
182	private : Tselect_queue_t internal_MEMORY_OUT_SELECT_QUEUE;
183	public : Tlsq_ptr_t internal_MEMORY_OUT_PTR;
184
185	private : Tcontrol_t internal_DCACHE_RSP_ACK;
186	private : Tcontrol_t internal_DCACHE_REQ_VAL;
187	private : Tselect_queue_t internal_DCACHE_REQ_SELECT_QUEUE;
188	#endif
189
190	// -----[ methods ]---------------------------------------------------
191
192	#ifdef SYSTEMC
193	SC_HAS_PROCESS (Load_store_unit);
194	#endif
195	public : Load_store_unit
196	(
197	#ifdef SYSTEMC
198	sc_module_name name,
199	#else
200	std::string name,
201	#endif
202	#ifdef STATISTICS
203	morpheo::behavioural::Parameters_Statistics * param_statistics,
204	#endif
205	Parameters * param,
206	morpheo::behavioural::Tusage_t usage );
207	public : ~Load_store_unit (void);
208
209	#ifdef SYSTEMC
210	private : void allocation (void);
211	private : void deallocation (void);
212
213	public : void transition (void);
214	public : void genMoore (void);
215	public : void genMealy_dcache (void);
216	public : void genMealy_insert (void);
217	public : void genMealy_retire (void);
218
219	public : void function_speculative_load_commit_transition (void);
220	public : void function_speculative_load_commit_genMoore (void);
221	public : void function_speculative_load_commit_genMealy_dcache (void);
222	public : void function_speculative_load_commit_genMealy_insert (void);
223	public : void function_speculative_load_commit_genMealy_retire (void);
224	#endif
225
226	#ifdef STATISTICS
227	public : void statistics_declaration (morpheo::behavioural::Parameters_Statistics * param_statistics);
228	#endif
229
230	#if VHDL
231	public : void vhdl (void);
232	private : void vhdl_declaration (Vhdl * & vhdl);
233	private : void vhdl_body (Vhdl * & vhdl);
234	#endif
235
236	#if defined(STATISTICS) or defined(VHDL_TESTBENCH)
237	private : void end_cycle (void);
238	#endif
239	};
240
241	}; // end namespace load_store_unit
242	}; // end namespace execute_unit
243	}; // end namespace multi_execute_unit
244	}; // end namespace execute_loop
245	}; // end namespace multi_execute_loop
246	}; // end namespace core
247
248	}; // end namespace behavioural
249	}; // end namespace morpheo
250
251	#endif

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