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Reexecute_unit_allocation.cpp

Last change on this file was 136, checked in by rosiere, 15 years ago
1) Add new algo in ifetch queue 2) Add Cancel bit 3) new config
Property svn:keywords set to `Id`
File size: 13.4 KB

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1	/*
2	* $Id: Reexecute_unit_allocation.cpp 136 2009-10-20 18:52:15Z rosiere $
3	*
4	* [ Description ]
5	*
6	*/
7
8	#include "Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Reexecute_unit/include/Reexecute_unit.h"
9	#include "Behavioural/include/Allocation.h"
10	#include "Common/include/Max.h"
11
12	namespace morpheo {
13	namespace behavioural {
14	namespace core {
15	namespace multi_ooo_engine {
16	namespace ooo_engine {
17	namespace reexecute_unit {
18
19
20
21	#undef FUNCTION
22	#define FUNCTION "Reexecute_unit::allocation"
23	void Reexecute_unit::allocation (
24	#ifdef STATISTICS
25	morpheo::behavioural::Parameters_Statistics * param_statistics
26	#else
27	void
28	#endif
29	)
30	{
31	log_begin(Reexecute_unit,FUNCTION);
32
33	_component = new Component (_usage);
34
35	Entity * entity = _component->set_entity (_name
36	,"Reexecute_unit"
37	#ifdef POSITION
38	,COMBINATORY
39	#endif
40	);
41
42	_interfaces = entity->set_interfaces();
43
44	// ~~~~~[ Interface : "" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
45	{
46	Interface * interface = _interfaces->set_interface(""
47	#ifdef POSITION
48	,IN
49	,SOUTH,
50	_("Generalist interface")
51	#endif
52	);
53
54	in_CLOCK = interface->set_signal_clk ("clock" ,1, CLOCK_VHDL_YES);
55	in_NRESET = interface->set_signal_in <Tcontrol_t> ("nreset",1, RESET_VHDL_YES);
56	}
57
58	// ~~~~~[ Interface "execute_loop" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
59	{
60	ALLOC2_INTERFACE_BEGIN("execute_loop", IN, EAST, _("Instruction executed from execute_loop"),_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
61
62	_ALLOC2_VALACK_IN ( in_EXECUTE_LOOP_VAL ,VAL,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
63	_ALLOC2_VALACK_OUT(out_EXECUTE_LOOP_ACK ,ACK,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
64	_ALLOC2_SIGNAL_IN ( in_EXECUTE_LOOP_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id ,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
65	_ALLOC2_SIGNAL_IN ( in_EXECUTE_LOOP_FRONT_END_ID ,"front_end_id",Tcontext_t ,_param->_size_front_end_id,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
66	_ALLOC2_SIGNAL_IN ( in_EXECUTE_LOOP_PACKET_ID ,"packet_id" ,Tpacket_t ,_param->_size_rob_ptr ,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
67	// _ALLOC2_SIGNAL_IN ( in_EXECUTE_LOOP_OPERATION ,"operation" ,Toperation_t ,_param->_size_operation ,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
68	// _ALLOC2_SIGNAL_IN ( in_EXECUTE_LOOP_TYPE ,"type" ,Ttype_t ,_param->_size_type ,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
69	_ALLOC2_SIGNAL_IN ( in_EXECUTE_LOOP_CANCEL ,"cancel" ,Tcontrol_t ,1 ,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
70	_ALLOC2_SIGNAL_IN ( in_EXECUTE_LOOP_FLAGS ,"flags" ,Tspecial_data_t ,_param->_size_special_data,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
71	_ALLOC2_SIGNAL_IN ( in_EXECUTE_LOOP_EXCEPTION ,"exception" ,Texception_t ,_param->_size_exception ,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
72	_ALLOC2_SIGNAL_IN ( in_EXECUTE_LOOP_NO_SEQUENCE ,"no_sequence" ,Tcontrol_t ,1 ,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
73	_ALLOC2_SIGNAL_IN ( in_EXECUTE_LOOP_ADDRESS ,"address" ,Taddress_t ,_param->_size_instruction_address,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
74	_ALLOC2_SIGNAL_IN ( in_EXECUTE_LOOP_DATA ,"data" ,Tgeneral_data_t ,_param->_size_general_data,_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
75
76	ALLOC2_INTERFACE_END(_param->_nb_execute_loop,_param->_nb_inst_execute[it1]);
77	}
78
79	// ~~~~~[ Interface "commit" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
80	{
81	ALLOC1_INTERFACE_BEGIN("commit",OUT,WEST, _("Instruction executed to Re Order Buffer"),_param->_nb_inst_commit);
82
83	ALLOC1_VALACK_OUT(out_COMMIT_VAL ,VAL);
84	ALLOC1_VALACK_IN ( in_COMMIT_ACK ,ACK);
85	ALLOC1_SIGNAL_OUT(out_COMMIT_WEN ,"wen" ,Tcontrol_t ,1);
86	// ALLOC1_SIGNAL_OUT(out_COMMIT_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id );
87	// ALLOC1_SIGNAL_OUT(out_COMMIT_FRONT_END_ID ,"front_end_id",Tcontext_t ,_param->_size_front_end_id);
88	ALLOC1_SIGNAL_OUT(out_COMMIT_PACKET_ID ,"packet_id" ,Tpacket_t ,_param->_size_rob_ptr );
89	// ALLOC1_SIGNAL_OUT(out_COMMIT_OPERATION ,"operation" ,Toperation_t ,_param->_size_operation );
90	// ALLOC1_SIGNAL_OUT(out_COMMIT_TYPE ,"type" ,Ttype_t ,_param->_size_type );
91	ALLOC1_SIGNAL_OUT(out_COMMIT_CANCEL ,"cancel" ,Tcontrol_t ,1 );
92	ALLOC1_SIGNAL_OUT(out_COMMIT_FLAGS ,"flags" ,Tspecial_data_t ,_param->_size_special_data);
93	ALLOC1_SIGNAL_OUT(out_COMMIT_EXCEPTION ,"exception" ,Texception_t ,_param->_size_exception );
94	ALLOC1_SIGNAL_OUT(out_COMMIT_NO_SEQUENCE ,"no_sequence" ,Tcontrol_t ,1 );
95	ALLOC1_SIGNAL_OUT(out_COMMIT_ADDRESS ,"address" ,Taddress_t ,_param->_size_instruction_address);
96	ALLOC1_SIGNAL_IN ( in_COMMIT_NUM_REG_RD ,"num_reg_rd" ,Tgeneral_address_t ,_param->_size_general_register);
97
98	ALLOC1_INTERFACE_END(_param->_nb_inst_commit);
99	}
100
101	// ~~~~~[ Interface : "spr" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
102	{
103	ALLOC1_INTERFACE_BEGIN("spr",OUT,EAST, _("Access to Special Register"), _param->_nb_inst_reexecute);
104
105	ALLOC1_VALACK_OUT(out_SPR_VAL ,VAL);
106	ALLOC1_VALACK_IN ( in_SPR_ACK ,ACK);
107	ALLOC1_SIGNAL_OUT(out_SPR_WEN ,"wen" ,Tcontrol_t ,1);
108	ALLOC1_SIGNAL_OUT(out_SPR_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id );
109	ALLOC1_SIGNAL_OUT(out_SPR_FRONT_END_ID ,"front_end_id",Tcontext_t ,_param->_size_front_end_id);
110	ALLOC1_SIGNAL_OUT(out_SPR_NUM_GROUP ,"num_group" ,Tspr_address_t ,_param->_size_special_address_group );
111	ALLOC1_SIGNAL_OUT(out_SPR_NUM_REG ,"num_reg" ,Tspr_address_t ,_param->_size_special_address_register);
112	ALLOC1_SIGNAL_OUT(out_SPR_WDATA ,"wdata" ,Tspr_t ,_param->_size_spr);
113	ALLOC1_SIGNAL_IN ( in_SPR_RDATA ,"rdata" ,Tspr_t ,_param->_size_spr);
114	ALLOC1_SIGNAL_IN ( in_SPR_INVALID ,"invalid" ,Tcontrol_t ,1);
115
116	ALLOC1_INTERFACE_END(_param->_nb_inst_reexecute);
117	}
118
119	// ~~~~~[ Interface : "reexecute_rob" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
120	{
121	ALLOC1_INTERFACE_BEGIN("reexecute_rob", IN,EAST, _("Instruction reexecuted by the Re Order Buffer (Store head)"), _param->_nb_inst_reexecute);
122
123	ALLOC1_VALACK_IN ( in_REEXECUTE_ROB_VAL ,VAL);
124	ALLOC1_VALACK_OUT(out_REEXECUTE_ROB_ACK ,ACK);
125	ALLOC1_SIGNAL_IN ( in_REEXECUTE_ROB_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id);
126	ALLOC1_SIGNAL_IN ( in_REEXECUTE_ROB_FRONT_END_ID ,"front_end_id" ,Tcontext_t ,_param->_size_front_end_id);
127	ALLOC1_SIGNAL_IN ( in_REEXECUTE_ROB_PACKET_ID ,"packet_id" ,Tpacket_t ,_param->_size_rob_ptr );
128	ALLOC1_SIGNAL_IN ( in_REEXECUTE_ROB_OPERATION ,"operation" ,Toperation_t ,_param->_size_operation);
129	ALLOC1_SIGNAL_IN ( in_REEXECUTE_ROB_TYPE ,"type" ,Ttype_t ,_param->_size_type);
130	ALLOC1_SIGNAL_IN ( in_REEXECUTE_ROB_STORE_QUEUE_PTR_WRITE ,"store_queue_ptr_write",Tlsq_ptr_t ,_param->_size_store_queue_ptr);
131
132	ALLOC1_INTERFACE_END(_param->_nb_inst_reexecute);
133	}
134
135	// ~~~~~[ Interface : "reexecute" ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
136	{
137	ALLOC1_INTERFACE_BEGIN("reexecute",OUT,SOUTH, _("Instruction reexecute, send at the issue_queue"), _param->_nb_inst_reexecute);
138
139	ALLOC1_VALACK_OUT(out_REEXECUTE_VAL ,VAL);
140	ALLOC1_VALACK_IN ( in_REEXECUTE_ACK ,ACK);
141	ALLOC1_SIGNAL_OUT(out_REEXECUTE_CONTEXT_ID ,"context_id" ,Tcontext_t ,_param->_size_context_id );
142	ALLOC1_SIGNAL_OUT(out_REEXECUTE_FRONT_END_ID ,"front_end_id" ,Tcontext_t ,_param->_size_front_end_id );
143	ALLOC1_SIGNAL_OUT(out_REEXECUTE_PACKET_ID ,"packet_id" ,Tpacket_t ,_param->_size_rob_ptr );
144	ALLOC1_SIGNAL_OUT(out_REEXECUTE_OPERATION ,"operation" ,Toperation_t ,_param->_size_operation );
145	ALLOC1_SIGNAL_OUT(out_REEXECUTE_TYPE ,"type" ,Ttype_t ,_param->_size_type );
146	ALLOC1_SIGNAL_OUT(out_REEXECUTE_STORE_QUEUE_PTR_WRITE,"store_queue_ptr_write",Tlsq_ptr_t ,_param->_size_store_queue_ptr );
147	ALLOC1_SIGNAL_OUT(out_REEXECUTE_STORE_QUEUE_PTR_READ ,"store_queue_ptr_read" ,Tlsq_ptr_t ,_param->_size_store_queue_ptr );
148	ALLOC1_SIGNAL_OUT(out_REEXECUTE_STORE_QUEUE_EMPTY ,"store_queue_empty" ,Tcontrol_t ,1);
149	ALLOC1_SIGNAL_OUT(out_REEXECUTE_LOAD_QUEUE_PTR_WRITE ,"load_queue_ptr_write" ,Tlsq_ptr_t ,_param->_size_load_queue_ptr );
150	ALLOC1_SIGNAL_OUT(out_REEXECUTE_HAS_IMMEDIAT ,"has_immediat" ,Tcontrol_t ,1 );
151	ALLOC1_SIGNAL_OUT(out_REEXECUTE_IMMEDIAT ,"immediat" ,Tgeneral_data_t ,_param->_size_general_data );
152	ALLOC1_SIGNAL_OUT(out_REEXECUTE_READ_RA ,"read_ra" ,Tcontrol_t ,1 );
153	ALLOC1_SIGNAL_OUT(out_REEXECUTE_NUM_REG_RA ,"num_reg_ra" ,Tgeneral_address_t,_param->_size_general_register);
154	ALLOC1_SIGNAL_OUT(out_REEXECUTE_READ_RB ,"read_rb" ,Tcontrol_t ,1 );
155	ALLOC1_SIGNAL_OUT(out_REEXECUTE_NUM_REG_RB ,"num_reg_rb" ,Tgeneral_address_t,_param->_size_general_register);
156	ALLOC1_SIGNAL_OUT(out_REEXECUTE_READ_RC ,"read_rc" ,Tcontrol_t ,1 );
157	ALLOC1_SIGNAL_OUT(out_REEXECUTE_NUM_REG_RC ,"num_reg_rc" ,Tspecial_address_t,_param->_size_special_register);
158	ALLOC1_SIGNAL_OUT(out_REEXECUTE_WRITE_RD ,"write_rd" ,Tcontrol_t ,1 );
159	ALLOC1_SIGNAL_OUT(out_REEXECUTE_NUM_REG_RD ,"num_reg_rd" ,Tgeneral_address_t,_param->_size_general_register);
160	ALLOC1_SIGNAL_OUT(out_REEXECUTE_WRITE_RE ,"write_re" ,Tcontrol_t ,1 );
161	ALLOC1_SIGNAL_OUT(out_REEXECUTE_NUM_REG_RE ,"num_reg_re" ,Tspecial_address_t,_param->_size_special_register);
162
163	ALLOC1_INTERFACE_END(_param->_nb_inst_reexecute);
164	}
165
166	if (usage_is_set(_usage,USE_SYSTEMC))
167	{
168	// ~~~~~[ Register ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
169	ALLOC1(_reexecute_queue ,std::list<entry_t *>,_param->_nb_bank);
170
171	// ~~~~~[ Internal ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
172	ALLOC1(internal_QUEUE_PUSH ,Tcontrol_t,_param->_nb_bank);
173	ALLOC1(internal_QUEUE_NUM_EXECUTE_LOOP ,uint32_t ,_param->_nb_bank);
174	ALLOC1(internal_QUEUE_NUM_INST_EXECUTE ,uint32_t ,_param->_nb_bank);
175	ALLOC1(internal_QUEUE_NUM_INST_COMMIT ,uint32_t ,_param->_nb_bank);
176	ALLOC1(internal_QUEUE_INFO ,info_t ,_param->_nb_bank);
177	ALLOC1(internal_SPR_VAL ,Tcontrol_t,_param->_nb_inst_reexecute);
178	ALLOC1(internal_REEXECUTE_ROB_ACK ,Tcontrol_t,_param->_nb_inst_reexecute);
179	ALLOC1(internal_REEXECUTE_VAL ,Tcontrol_t,_param->_nb_inst_reexecute);
180	#ifdef STATISTICS
181	ALLOC1(internal_COMMIT_VAL ,Tcontrol_t,_param->_nb_inst_commit);
182	#endif
183	}
184
185	// ~~~~~[ Component ]~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
186	_priority_execute_loop = new generic::priority::Priority (_name+"_priority_execute_loop",
187	_param->_priority_execute_loop,
188	_param->_load_balancing ,
189	_param->_nb_execute_loop,
190	_param->_nb_inst_execute,
191	_param->_nb_execute_loop_select);
192
193	_priority_queue_in = new generic::priority::Priority (_name+"_priority_queue_in",
194	_param->_priority_queue_in,
195	_param->_nb_bank);
196
197	#ifdef POSITION
198	if (usage_is_set(_usage,USE_POSITION))
199	_component->generate_file();
200	#endif
201
202	log_end(Reexecute_unit,FUNCTION);
203	};
204
205	}; // end namespace reexecute_unit
206	}; // end namespace ooo_engine
207	}; // end namespace multi_ooo_engine
208	}; // end namespace core
209
210	}; // end namespace behavioural
211	}; // end namespace morpheo

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source: trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Reexecute_unit/src/Reexecute_unit_allocation.cpp

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