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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 @ 123

Last change on this file since 123 was 123, checked in by rosiere, 15 years ago
1) Fix performance 2) add auto generation to SPECINT2000 3) add reset in genMoore and genMealy
Property svn:keywords set to `Id`
File size: 7.6 KB

Line
1	#ifdef SYSTEMC
2	/*
3	* $Id: Rename_select_genMealy.cpp 123 2009-06-08 20:43:30Z 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	PORT_WRITE(out_RENAME_OUT_TYPE [i],PORT_READ(in_RENAME_IN_TYPE [x][y]));
106	PORT_WRITE(out_RENAME_OUT_OPERATION [i],PORT_READ(in_RENAME_IN_OPERATION [x][y]));
107	PORT_WRITE(out_RENAME_OUT_NO_EXECUTE [i],no_execute);
108	PORT_WRITE(out_RENAME_OUT_LAST_EVENT [i],PORT_READ(in_RENAME_IN_LAST_EVENT [x][y]));
109	PORT_WRITE(out_RENAME_OUT_IS_DELAY_SLOT[i],PORT_READ(in_RENAME_IN_IS_DELAY_SLOT [x][y]));
110	#ifdef DEBUG
111	PORT_WRITE(out_RENAME_OUT_ADDRESS [i],PORT_READ(in_RENAME_IN_ADDRESS [x][y]));
112	#endif
113	PORT_WRITE(out_RENAME_OUT_ADDRESS_NEXT [i],PORT_READ(in_RENAME_IN_ADDRESS_NEXT [x][y]));
114	PORT_WRITE(out_RENAME_OUT_HAS_IMMEDIAT [i],PORT_READ(in_RENAME_IN_HAS_IMMEDIAT [x][y]));
115	PORT_WRITE(out_RENAME_OUT_IMMEDIAT [i],PORT_READ(in_RENAME_IN_IMMEDIAT [x][y]));
116	PORT_WRITE(out_RENAME_OUT_READ_RA [i],read_ra);
117	PORT_WRITE(out_RENAME_OUT_NUM_REG_RA [i],PORT_READ(in_RENAME_IN_NUM_REG_RA [x][y]));
118	PORT_WRITE(out_RENAME_OUT_READ_RB [i],read_rb);
119	PORT_WRITE(out_RENAME_OUT_NUM_REG_RB [i],PORT_READ(in_RENAME_IN_NUM_REG_RB [x][y]));
120	PORT_WRITE(out_RENAME_OUT_READ_RC [i],read_rc);
121	PORT_WRITE(out_RENAME_OUT_NUM_REG_RC [i],PORT_READ(in_RENAME_IN_NUM_REG_RC [x][y]));
122	PORT_WRITE(out_RENAME_OUT_WRITE_RD [i],write_rd);
123	PORT_WRITE(out_RENAME_OUT_NUM_REG_RD [i],PORT_READ(in_RENAME_IN_NUM_REG_RD [x][y]));
124	PORT_WRITE(out_RENAME_OUT_WRITE_RE [i],write_re);
125	PORT_WRITE(out_RENAME_OUT_NUM_REG_RE [i],PORT_READ(in_RENAME_IN_NUM_REG_RE [x][y]));
126	PORT_WRITE(out_RENAME_OUT_EXCEPTION_USE[i],PORT_READ(in_RENAME_IN_EXCEPTION_USE [x][y]));
127	PORT_WRITE(out_RENAME_OUT_EXCEPTION [i],PORT_READ(in_RENAME_IN_EXCEPTION [x][y]));
128	}
129	}
130
131	// ack = 1 if previous_transaction == true and rename_in_val == true and rename_out == true
132	previous_transaction [x] = ack [x][y];
133
134	it ++;
135	}
136
137	}
138
139	}
140	// else
141	// {
142	// }
143
144	for (uint32_t i=0; i<_param->_nb_inst_rename; ++i)
145	PORT_WRITE(out_RENAME_OUT_VAL [i], val [i]);
146
147	for (uint32_t i=0; i<_param->_nb_front_end; i++)
148	for (uint32_t j=0; j<_param->_nb_inst_decod[i]; j++)
149	PORT_WRITE(out_RENAME_IN_ACK [i][j], ack [i][j]);
150
151
152	log_end(Rename_select,FUNCTION);
153	};
154
155	}; // end namespace rename_select
156	}; // end namespace rename_unit
157	}; // end namespace ooo_engine
158	}; // end namespace multi_ooo_engine
159	}; // end namespace core
160
161	}; // end namespace behavioural
162	}; // end namespace morpheo
163	#endif

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