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Rename_select_genMealy.cpp

Last change on this file was 139, checked in by rosiere, 14 years ago
Add test for all configuration RAT : add rat scheme (depth_save)
Property svn:keywords set to `Id`
File size: 7.9 KB

Line
1	#ifdef SYSTEMC
2	/*
3	* $Id: Rename_select_genMealy.cpp 139 2010-07-30 14:47:27Z rosiere $
4	*
5	* [ Description ]
6	*
7	*/
8
9	#include "Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Rename_unit/Rename_select/include/Rename_select.h"
10
11	namespace morpheo {
12	namespace behavioural {
13	namespace core {
14	namespace multi_ooo_engine {
15	namespace ooo_engine {
16	namespace rename_unit {
17	namespace rename_select {
18
19	#undef FUNCTION
20	#define FUNCTION "Rename_select::genMealy"
21	void Rename_select::genMealy (void)
22	{
23	log_begin(Rename_select,FUNCTION);
24	log_function(Rename_select,FUNCTION,_name.c_str());
25
26	Tcontrol_t val [_param->_nb_inst_rename];
27	Tcontrol_t ack [_param->_nb_front_end][_param->_max_nb_inst_decod];
28
29	for (uint32_t i=0; i<_param->_nb_inst_rename; ++i)
30	val [i] = false;
31	for (uint32_t i=0; i<_param->_nb_front_end; i++)
32	for (uint32_t j=0; j<_param->_nb_inst_decod[i]; j++)
33	ack [i][j] = false;
34
35	if (PORT_READ(in_NRESET))
36	{
37	Tcontrol_t previous_transaction [_param->_nb_front_end];
38	for (uint32_t i=0; i<_param->_nb_front_end; i++)
39	previous_transaction [i] = true;
40
41	std::list<generic::priority::select_t> * select = _priority->select();
42	std::list<generic::priority::select_t>::iterator it=select->begin();
43
44	for (uint32_t i=0; i<_param->_nb_inst_rename; i++)
45	{
46	log_printf(TRACE,Rename_select,FUNCTION," * RENAME_OUT [%d]",i);
47
48	// Scan all instruction until find
49	while ((it != select->end()) and (val [i] == false))
50	{
51	Tcontext_t x = it->grp;
52	uint32_t y = it->elt;
53
54	log_printf(TRACE,Rename_select,FUNCTION," * front_end[%d].inst_decod[%d]",x,y);
55	log_printf(TRACE,Rename_select,FUNCTION," * in_RENAME_OUT_VAL : %d",PORT_READ(in_RENAME_IN_VAL[x][y]));
56	log_printf(TRACE,Rename_select,FUNCTION," * previous_transaction : %d",previous_transaction[x]);
57
58	// Test if this instruction is valid and if all previous instruction of this front end is an valid transaction
59	if (previous_transaction [x] and
60	PORT_READ(in_RENAME_IN_VAL[x][y]))
61	{
62
63	log_printf(TRACE,Rename_select,FUNCTION," * in_RENAME_OUT_ACK : %d",PORT_READ(in_RENAME_OUT_ACK[i]));
64	Tcontext_t front_end_id = (_param->_have_port_front_end_id)?PORT_READ(in_RENAME_IN_FRONT_END_ID [x][y]):0;
65	Tcontext_t context_id = (_param->_have_port_context_id )?PORT_READ(in_RENAME_IN_CONTEXT_ID [x][y]):0;
66	Tcontrol_t stop = PORT_READ(in_RETIRE_EVENT_STOP [x][context_id]);
67
68	log_printf(TRACE,Rename_select,FUNCTION," * front_end_id : %d",front_end_id);
69	log_printf(TRACE,Rename_select,FUNCTION," * context_id : %d",context_id);
70	log_printf(TRACE,Rename_select,FUNCTION," * stop : %d",stop);
71
72	// Test if ROB is Flushed
73	if (not stop)
74	{
75	// Find !!!
76	val [i] = true;
77	ack [x][y] = PORT_READ(in_RENAME_OUT_ACK [i]);
78
79	// Tcontrol_t have_event = (PORT_READ(in_RETIRE_EVENT_FLUSH [x][context_id]) // or
80	// );
81	// log_printf(TRACE,Rename_select,FUNCTION," * have_event : %d",have_event);
82
83	// Tcontrol_t can_register_access = not have_event;
84	// Tcontrol_t no_execute = (PORT_READ(in_RENAME_IN_NO_EXECUTE [x][y]) or have_event);
85	// Tcontrol_t read_ra = (PORT_READ(in_RENAME_IN_READ_RA [x][y]) and can_register_access);
86	// Tcontrol_t read_rb = (PORT_READ(in_RENAME_IN_READ_RB [x][y]) and can_register_access);
87	// Tcontrol_t read_rc = (PORT_READ(in_RENAME_IN_READ_RC [x][y]) and can_register_access);
88	// Tcontrol_t write_rd = (PORT_READ(in_RENAME_IN_WRITE_RD [x][y]) and can_register_access);
89	// Tcontrol_t write_re = (PORT_READ(in_RENAME_IN_WRITE_RE [x][y]) and can_register_access);
90	Tcontrol_t no_execute = (PORT_READ(in_RENAME_IN_NO_EXECUTE [x][y]));
91	Tcontrol_t read_ra = (PORT_READ(in_RENAME_IN_READ_RA [x][y]));
92	Tcontrol_t read_rb = (PORT_READ(in_RENAME_IN_READ_RB [x][y]));
93	Tcontrol_t read_rc = (PORT_READ(in_RENAME_IN_READ_RC [x][y]));
94	Tcontrol_t write_rd = (PORT_READ(in_RENAME_IN_WRITE_RD [x][y]));
95	Tcontrol_t write_re = (PORT_READ(in_RENAME_IN_WRITE_RE [x][y]));
96
97	log_printf(TRACE,Rename_select,FUNCTION," * no_execute : %d",no_execute);
98
99	if (_param->_have_port_front_end_id)
100	PORT_WRITE(out_RENAME_OUT_FRONT_END_ID [i],front_end_id);
101	if (_param->_have_port_context_id)
102	PORT_WRITE(out_RENAME_OUT_CONTEXT_ID [i],context_id);
103	if (_param->_have_port_depth)
104	PORT_WRITE(out_RENAME_OUT_DEPTH [i],PORT_READ(in_RENAME_IN_DEPTH [x][y]));
105	#ifdef STATISTICS
106	PORT_WRITE(out_RENAME_OUT_INSTRUCTION [i],PORT_READ(in_RENAME_IN_INSTRUCTION [x][y]));
107	#endif
108	PORT_WRITE(out_RENAME_OUT_TYPE [i],PORT_READ(in_RENAME_IN_TYPE [x][y]));
109	PORT_WRITE(out_RENAME_OUT_OPERATION [i],PORT_READ(in_RENAME_IN_OPERATION [x][y]));
110	PORT_WRITE(out_RENAME_OUT_NO_EXECUTE [i],no_execute);
111	PORT_WRITE(out_RENAME_OUT_LAST_EVENT [i],PORT_READ(in_RENAME_IN_LAST_EVENT [x][y]));
112	PORT_WRITE(out_RENAME_OUT_IS_DELAY_SLOT[i],PORT_READ(in_RENAME_IN_IS_DELAY_SLOT [x][y]));
113	PORT_WRITE(out_RENAME_OUT_SAVE_RAT [i],PORT_READ(in_RENAME_IN_SAVE_RAT [x][y]));
114	#ifdef DEBUG
115	PORT_WRITE(out_RENAME_OUT_ADDRESS [i],PORT_READ(in_RENAME_IN_ADDRESS [x][y]));
116	#endif
117	PORT_WRITE(out_RENAME_OUT_ADDRESS_NEXT [i],PORT_READ(in_RENAME_IN_ADDRESS_NEXT [x][y]));
118	PORT_WRITE(out_RENAME_OUT_HAS_IMMEDIAT [i],PORT_READ(in_RENAME_IN_HAS_IMMEDIAT [x][y]));
119	PORT_WRITE(out_RENAME_OUT_IMMEDIAT [i],PORT_READ(in_RENAME_IN_IMMEDIAT [x][y]));
120	PORT_WRITE(out_RENAME_OUT_READ_RA [i],read_ra);
121	PORT_WRITE(out_RENAME_OUT_NUM_REG_RA [i],PORT_READ(in_RENAME_IN_NUM_REG_RA [x][y]));
122	PORT_WRITE(out_RENAME_OUT_READ_RB [i],read_rb);
123	PORT_WRITE(out_RENAME_OUT_NUM_REG_RB [i],PORT_READ(in_RENAME_IN_NUM_REG_RB [x][y]));
124	PORT_WRITE(out_RENAME_OUT_READ_RC [i],read_rc);
125	PORT_WRITE(out_RENAME_OUT_NUM_REG_RC [i],PORT_READ(in_RENAME_IN_NUM_REG_RC [x][y]));
126	PORT_WRITE(out_RENAME_OUT_WRITE_RD [i],write_rd);
127	PORT_WRITE(out_RENAME_OUT_NUM_REG_RD [i],PORT_READ(in_RENAME_IN_NUM_REG_RD [x][y]));
128	PORT_WRITE(out_RENAME_OUT_WRITE_RE [i],write_re);
129	PORT_WRITE(out_RENAME_OUT_NUM_REG_RE [i],PORT_READ(in_RENAME_IN_NUM_REG_RE [x][y]));
130	PORT_WRITE(out_RENAME_OUT_EXCEPTION_USE[i],PORT_READ(in_RENAME_IN_EXCEPTION_USE [x][y]));
131	PORT_WRITE(out_RENAME_OUT_EXCEPTION [i],PORT_READ(in_RENAME_IN_EXCEPTION [x][y]));
132	}
133	}
134
135	// ack = 1 if previous_transaction == true and rename_in_val == true and rename_out == true
136	previous_transaction [x] = ack [x][y];
137
138	it ++;
139	}
140
141	}
142
143	}
144	// else
145	// {
146	// }
147
148	for (uint32_t i=0; i<_param->_nb_inst_rename; ++i)
149	PORT_WRITE(out_RENAME_OUT_VAL [i], val [i]);
150
151	for (uint32_t i=0; i<_param->_nb_front_end; i++)
152	for (uint32_t j=0; j<_param->_nb_inst_decod[i]; j++)
153	PORT_WRITE(out_RENAME_IN_ACK [i][j], ack [i][j]);
154
155
156	log_end(Rename_select,FUNCTION);
157	};
158
159	}; // end namespace rename_select
160	}; // end namespace rename_unit
161	}; // end namespace ooo_engine
162	}; // end namespace multi_ooo_engine
163	}; // end namespace core
164
165	}; // end namespace behavioural
166	}; // end namespace morpheo
167	#endif

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source: trunk/IPs/systemC/processor/Morpheo/Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Rename_unit/Rename_select/src/Rename_select_genMealy.cpp

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