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source: trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_Front_end/Front_end/Decod_unit/Decod/include/Decod.h @ 101

Last change on this file since 101 was 101, checked in by rosiere, 15 years ago
1) Add soc test 2) fix bug (Pc management, Decod and execute, Update prediction ...)
Property svn:keywords set to `Id`
File size: 10.8 KB

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1	#ifndef morpheo_behavioural_core_multi_front_end_front_end_decod_unit_decod_Decod_h
2	#define morpheo_behavioural_core_multi_front_end_front_end_decod_unit_decod_Decod_h
3
4	/*
5	* $Id: Decod.h 101 2009-01-15 17:19:08Z rosiere $
6	*
7	* [ Description ]
8	*
9	*/
10
11	#ifdef SYSTEMC
12	#include "systemc.h"
13	#endif
14
15	#include "Common/include/ToString.h"
16	#include "Common/include/Debug.h"
17
18	#include "Behavioural/Core/Multi_Front_end/Front_end/Decod_unit/Decod/include/Types.h"
19	#include "Behavioural/Core/Multi_Front_end/Front_end/Decod_unit/Decod/include/Parameters.h"
20	#include "Behavioural/Core/Multi_Front_end/Front_end/Decod_unit/Decod/Instruction/include/Instruction.h"
21	#ifdef STATISTICS
22	#include "Behavioural/include/Stat.h"
23	#endif
24	#include "Behavioural/include/Component.h"
25	#ifdef VHDL
26	#include "Behavioural/include/Vhdl.h"
27	#endif
28	#include "Behavioural/include/Usage.h"
29
30	#include "Behavioural/Generic/Priority/include/Priority.h"
31
32	#include <iostream>
33	#include <list>
34
35	namespace morpheo {
36	namespace behavioural {
37
38	namespace core {
39	namespace multi_front_end {
40	namespace front_end {
41	namespace decod_unit {
42	namespace decod {
43
44
45	class Decod
46	#if SYSTEMC
47	: public sc_module
48	#endif
49	{
50	// -----[ fields ]----------------------------------------------------
51	// Parameters
52	protected : const std::string _name;
53	protected : const Parameters * _param;
54	private : const Tusage_t _usage;
55
56	#ifdef STATISTICS
57	public : Stat * _stat;
58	public : counter_t * _stat_sum_inst_decod;
59	#endif
60
61	public : Component * _component;
62	private : Interfaces * _interfaces;
63
64	#ifdef SYSTEMC
65	// ~~~~~[ Interface ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
66	// ~~~~~[ Interface : "" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
67	public : SC_CLOCK * in_CLOCK ;
68	public : SC_IN (Tcontrol_t) * in_NRESET ;
69
70	// ~~~~~[ Interface : "ifetch_unit" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
71	public : SC_IN (Tcontrol_t ) *** in_IFETCH_VAL ;//[nb_context][nb_inst_fetch]
72	public : SC_OUT(Tcontrol_t ) *** out_IFETCH_ACK ;//[nb_context][nb_inst_fetch]
73	public : SC_IN (Tinstruction_t ) *** in_IFETCH_INSTRUCTION ;//[nb_context][nb_inst_fetch]
74	public : SC_IN (Tcontext_t ) ** in_IFETCH_CONTEXT_ID ;//[nb_context]
75	public : SC_IN (Tgeneral_address_t ) ** in_IFETCH_ADDRESS ;//[nb_context]
76	//public : SC_IN (Tgeneral_address_t ) ** in_IFETCH_ADDRESS_NEXT ;//[nb_context]
77	public : SC_IN (Tinst_ifetch_ptr_t ) ** in_IFETCH_INST_IFETCH_PTR ;//[nb_context]
78	public : SC_IN (Tbranch_state_t ) ** in_IFETCH_BRANCH_STATE ;//[nb_context]
79	public : SC_IN (Tprediction_ptr_t ) ** in_IFETCH_BRANCH_UPDATE_PREDICTION_ID ;//[nb_context]
80	public : SC_IN (Texception_t ) ** in_IFETCH_EXCEPTION ;//[nb_context]
81	// ~~~~~[ Interface : "decod" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
82	public : SC_OUT(Tcontrol_t ) ** out_DECOD_VAL ;//[nb_inst_decod]
83	public : SC_IN (Tcontrol_t ) ** in_DECOD_ACK ;//[nb_inst_decod]
84	public : SC_OUT(Tcontext_t ) ** out_DECOD_CONTEXT_ID ;//[nb_inst_decod]
85	public : SC_OUT(Tdepth_t ) ** out_DECOD_DEPTH ;//[nb_inst_decod]
86	public : SC_OUT(Ttype_t ) ** out_DECOD_TYPE ;//[nb_inst_decod]
87	public : SC_OUT(Toperation_t ) ** out_DECOD_OPERATION ;//[nb_inst_decod]
88	public : SC_OUT(Tcontrol_t ) ** out_DECOD_NO_EXECUTE ;//[nb_inst_decod]
89	public : SC_OUT(Tcontrol_t ) ** out_DECOD_IS_DELAY_SLOT ;//[nb_inst_decod]
90	public : SC_OUT(Tgeneral_data_t ) ** out_DECOD_ADDRESS ;//[nb_inst_decod]
91	public : SC_OUT(Tcontrol_t ) ** out_DECOD_HAS_IMMEDIAT ;//[nb_inst_decod]
92	public : SC_OUT(Tgeneral_data_t ) ** out_DECOD_IMMEDIAT ;//[nb_inst_decod]
93	public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RA ;//[nb_inst_decod]
94	public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RA ;//[nb_inst_decod]
95	public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RB ;//[nb_inst_decod]
96	public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RB ;//[nb_inst_decod]
97	public : SC_OUT(Tcontrol_t ) ** out_DECOD_READ_RC ;//[nb_inst_decod]
98	public : SC_OUT(Tspecial_address_t ) ** out_DECOD_NUM_REG_RC ;//[nb_inst_decod]
99	public : SC_OUT(Tcontrol_t ) ** out_DECOD_WRITE_RD ;//[nb_inst_decod]
100	public : SC_OUT(Tgeneral_address_t ) ** out_DECOD_NUM_REG_RD ;//[nb_inst_decod]
101	public : SC_OUT(Tcontrol_t ) ** out_DECOD_WRITE_RE ;//[nb_inst_decod]
102	public : SC_OUT(Tspecial_address_t ) ** out_DECOD_NUM_REG_RE ;//[nb_inst_decod]
103	public : SC_OUT(Texception_t ) ** out_DECOD_EXCEPTION_USE ;//[nb_inst_decod]
104	public : SC_OUT(Texception_t ) ** out_DECOD_EXCEPTION ;//[nb_inst_decod]
105
106	// ~~~~~[ Interface : "predict" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
107	public : SC_OUT(Tcontrol_t ) ** out_PREDICT_VAL ;//[nb_inst_decod]
108	public : SC_IN (Tcontrol_t ) ** in_PREDICT_ACK ;//[nb_inst_decod]
109	public : SC_OUT(Tcontext_t ) ** out_PREDICT_CONTEXT_ID ;//[nb_inst_decod]
110	public : SC_OUT(Tcontrol_t ) ** out_PREDICT_MATCH_INST_IFETCH_PTR ;//[nb_inst_decod]
111	public : SC_OUT(Tbranch_state_t ) ** out_PREDICT_BRANCH_STATE ;//[nb_inst_decod]
112	public : SC_OUT(Tprediction_ptr_t ) ** out_PREDICT_BRANCH_UPDATE_PREDICTION_ID;//[nb_inst_decod]
113	public : SC_OUT(Tbranch_condition_t) ** out_PREDICT_BRANCH_CONDITION ;//[nb_inst_decod]
114	//public : SC_OUT(Tcontrol_t ) ** out_PREDICT_BRANCH_STACK_WRITE ;//[nb_inst_decod]
115	public : SC_OUT(Tcontrol_t ) ** out_PREDICT_BRANCH_DIRECTION ;//[nb_inst_decod]
116	public : SC_OUT(Tgeneral_data_t ) ** out_PREDICT_ADDRESS_SRC ;//[nb_inst_decod]
117	public : SC_OUT(Tgeneral_data_t ) ** out_PREDICT_ADDRESS_DEST ;//[nb_inst_decod]
118	//public : SC_IN (Tcontrol_t ) ** in_PREDICT_CAN_CONTINUE ;//[nb_inst_decod]
119
120	// ~~~~~[ Interface : "context" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
121	public : SC_IN (Tcontrol_t ) ** in_CONTEXT_DECOD_ENABLE ;//[nb_context]
122	public : SC_IN (Tcontrol_t ) ** in_CONTEXT_DEPTH_VAL ;//[nb_context]
123	public : SC_IN (Tdepth_t ) ** in_CONTEXT_DEPTH ;//[nb_context]
124
125	// ~~~~~[ Interface : "context_event" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
126	public : SC_OUT(Tcontrol_t ) * out_CONTEXT_EVENT_VAL ;
127	public : SC_IN (Tcontrol_t ) * in_CONTEXT_EVENT_ACK ;
128	public : SC_OUT(Tcontext_t ) * out_CONTEXT_EVENT_CONTEXT_ID ;
129	public : SC_OUT(Tdepth_t ) * out_CONTEXT_EVENT_DEPTH ;
130	public : SC_OUT(Tevent_type_t ) * out_CONTEXT_EVENT_TYPE ;
131	public : SC_OUT(Tcontrol_t ) * out_CONTEXT_EVENT_IS_DELAY_SLOT ;
132	public : SC_OUT(Tgeneral_data_t ) * out_CONTEXT_EVENT_ADDRESS ;
133	public : SC_OUT(Tgeneral_data_t ) * out_CONTEXT_EVENT_ADDRESS_EPCR ;
134
135	// ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
136	private : generic::priority::Priority * _priority;
137
138	// ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
139	private : Tgeneral_data_t * reg_CONTEXT_ADDRESS_PREVIOUS ; //[nb_context]
140	private : Tcontrol_t * reg_CONTEXT_IS_DELAY_SLOT ; //[nb_context]
141	private : Tcontrol_t * internal_CONTEXT_HAVE_TRANSACTION; //[nb_context]
142	private : Tgeneral_data_t * internal_CONTEXT_ADDRESS_PREVIOUS; //[nb_context]
143	private : Tcontrol_t * internal_CONTEXT_IS_DELAY_SLOT ; //[nb_context]
144
145	private : Tcontrol_t * internal_DECOD_VAL ; //[nb_inst_decod]
146	// ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
147	private : decod_instruction_t * _decod_instruction;
148	private : decod_param_t ** _decod_param ; //[nb_context]
149	private : function_decod_t **** _function_decod ; //[nb_context][type][opcod]
150	private : function_decod_t **** _function_custom ; //[nb_context][type][opcod]
151	#endif
152
153	// -----[ Methods ]---------------------------------------------------
154
155	#ifdef SYSTEMC
156	SC_HAS_PROCESS (Decod);
157	#endif
158	public : Decod
159	(
160	#ifdef SYSTEMC
161	sc_module_name name,
162	#else
163	std::string name,
164	#endif
165	#ifdef STATISTICS
166	morpheo::behavioural::Parameters_Statistics * param_statistics,
167	#endif
168	Parameters * param,
169	morpheo::behavioural::Tusage_t usage
170	);
171	public : ~Decod (void);
172
173	private : void allocation (
174	#ifdef STATISTICS
175	morpheo::behavioural::Parameters_Statistics * param_statistics
176	#else
177	void
178	#endif
179	);
180	private : void deallocation (void);
181
182	#ifdef SYSTEMC
183	public : void transition (void);
184	public : void genMealy (void);
185	#endif
186
187	#if VHDL
188	public : void vhdl (void);
189	private : void vhdl_declaration (Vhdl * & vhdl);
190	private : void vhdl_body (Vhdl * & vhdl);
191	#endif
192
193	#ifdef STATISTICS
194	public : void statistics_allocation (morpheo::behavioural::Parameters_Statistics * param_statistics);
195	public : void statistics_deallocation (void);
196	#endif
197	#if defined(STATISTICS) or defined(VHDL_TESTBENCH)
198	private : void end_cycle (void);
199	#endif
200	};
201
202	}; // end namespace decod
203	}; // end namespace decod_unit
204	}; // end namespace front_end
205	}; // end namespace multi_front_end
206	}; // end namespace core
207
208	}; // end namespace behavioural
209	}; // end namespace morpheo
210
211	#endif

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