1 | #ifdef SYSTEMC |
---|
2 | /* |
---|
3 | * $Id: Rename_select_genMealy.cpp 137 2010-02-16 12:35:48Z 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 | #ifdef DEBUG |
---|
114 | PORT_WRITE(out_RENAME_OUT_ADDRESS [i],PORT_READ(in_RENAME_IN_ADDRESS [x][y])); |
---|
115 | #endif |
---|
116 | PORT_WRITE(out_RENAME_OUT_ADDRESS_NEXT [i],PORT_READ(in_RENAME_IN_ADDRESS_NEXT [x][y])); |
---|
117 | PORT_WRITE(out_RENAME_OUT_HAS_IMMEDIAT [i],PORT_READ(in_RENAME_IN_HAS_IMMEDIAT [x][y])); |
---|
118 | PORT_WRITE(out_RENAME_OUT_IMMEDIAT [i],PORT_READ(in_RENAME_IN_IMMEDIAT [x][y])); |
---|
119 | PORT_WRITE(out_RENAME_OUT_READ_RA [i],read_ra); |
---|
120 | PORT_WRITE(out_RENAME_OUT_NUM_REG_RA [i],PORT_READ(in_RENAME_IN_NUM_REG_RA [x][y])); |
---|
121 | PORT_WRITE(out_RENAME_OUT_READ_RB [i],read_rb); |
---|
122 | PORT_WRITE(out_RENAME_OUT_NUM_REG_RB [i],PORT_READ(in_RENAME_IN_NUM_REG_RB [x][y])); |
---|
123 | PORT_WRITE(out_RENAME_OUT_READ_RC [i],read_rc); |
---|
124 | PORT_WRITE(out_RENAME_OUT_NUM_REG_RC [i],PORT_READ(in_RENAME_IN_NUM_REG_RC [x][y])); |
---|
125 | PORT_WRITE(out_RENAME_OUT_WRITE_RD [i],write_rd); |
---|
126 | PORT_WRITE(out_RENAME_OUT_NUM_REG_RD [i],PORT_READ(in_RENAME_IN_NUM_REG_RD [x][y])); |
---|
127 | PORT_WRITE(out_RENAME_OUT_WRITE_RE [i],write_re); |
---|
128 | PORT_WRITE(out_RENAME_OUT_NUM_REG_RE [i],PORT_READ(in_RENAME_IN_NUM_REG_RE [x][y])); |
---|
129 | PORT_WRITE(out_RENAME_OUT_EXCEPTION_USE[i],PORT_READ(in_RENAME_IN_EXCEPTION_USE [x][y])); |
---|
130 | PORT_WRITE(out_RENAME_OUT_EXCEPTION [i],PORT_READ(in_RENAME_IN_EXCEPTION [x][y])); |
---|
131 | } |
---|
132 | } |
---|
133 | |
---|
134 | // ack = 1 if previous_transaction == true and rename_in_val == true and rename_out == true |
---|
135 | previous_transaction [x] = ack [x][y]; |
---|
136 | |
---|
137 | it ++; |
---|
138 | } |
---|
139 | |
---|
140 | } |
---|
141 | |
---|
142 | } |
---|
143 | // else |
---|
144 | // { |
---|
145 | // } |
---|
146 | |
---|
147 | for (uint32_t i=0; i<_param->_nb_inst_rename; ++i) |
---|
148 | PORT_WRITE(out_RENAME_OUT_VAL [i], val [i]); |
---|
149 | |
---|
150 | for (uint32_t i=0; i<_param->_nb_front_end; i++) |
---|
151 | for (uint32_t j=0; j<_param->_nb_inst_decod[i]; j++) |
---|
152 | PORT_WRITE(out_RENAME_IN_ACK [i][j], ack [i][j]); |
---|
153 | |
---|
154 | |
---|
155 | log_end(Rename_select,FUNCTION); |
---|
156 | }; |
---|
157 | |
---|
158 | }; // end namespace rename_select |
---|
159 | }; // end namespace rename_unit |
---|
160 | }; // end namespace ooo_engine |
---|
161 | }; // end namespace multi_ooo_engine |
---|
162 | }; // end namespace core |
---|
163 | |
---|
164 | }; // end namespace behavioural |
---|
165 | }; // end namespace morpheo |
---|
166 | #endif |
---|