[111] | 1 | #ifdef SYSTEMC |
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| 2 | /* |
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| 3 | * $Id: Issue_queue_function_out_of_order_genMoore.cpp 117 2009-05-16 14:42:39Z rosiere $ |
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| 4 | * |
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| 5 | * [ Description ] |
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| 6 | * |
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| 7 | */ |
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| 8 | |
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| 9 | #include "Behavioural/Core/Multi_OOO_Engine/OOO_Engine/Issue_queue/include/Issue_queue.h" |
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| 10 | |
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| 11 | namespace morpheo { |
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| 12 | namespace behavioural { |
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| 13 | namespace core { |
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| 14 | namespace multi_ooo_engine { |
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| 15 | namespace ooo_engine { |
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| 16 | namespace issue_queue { |
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| 17 | |
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| 18 | |
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| 19 | #undef FUNCTION |
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| 20 | #define FUNCTION "Issue_queue::function_out_of_order_genMoore" |
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| 21 | void Issue_queue::function_out_of_order_genMoore (void) |
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| 22 | { |
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| 23 | log_begin(Issue_queue,FUNCTION); |
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| 24 | log_function(Issue_queue,FUNCTION,_name.c_str()); |
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| 25 | |
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| 26 | // =================================================================== |
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| 27 | // =====[ REEXECUTE_UNIT ]============================================ |
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| 28 | // =================================================================== |
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| 29 | // Same implementation in in-order and out-of-order |
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| 30 | |
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| 31 | // =================================================================== |
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| 32 | // =====[ ISSUE_IN ]================================================== |
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| 33 | // =================================================================== |
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| 34 | { |
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| 35 | Tcontrol_t ack [_param->_nb_rename_unit][_param->_max_nb_inst_rename]; |
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| 36 | |
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| 37 | // Initialisation |
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| 38 | for (uint32_t i=0; i<_param->_nb_bank; i++) |
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| 39 | internal_BANK_IN_ACK [i] = false; |
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| 40 | |
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| 41 | for (uint32_t i=0; i<_param->_nb_rename_unit; i++) |
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| 42 | for (uint32_t j=0; j<_param->_nb_inst_rename[i]; j++) |
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| 43 | ack [i][j] = false; |
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| 44 | |
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| 45 | std::list<generic::priority::select_t> * select_reg = _priority_reg->select(); // same select for all issue |
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| 46 | |
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| 47 | // issue_in interface |
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| 48 | std::list<generic::priority::select_t> * select_in = _priority_in ->select(); // same select for all issue |
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| 49 | for (std::list<generic::priority::select_t>::iterator it=select_in ->begin(); |
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| 50 | it!=select_in ->end(); |
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| 51 | it++) |
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| 52 | { |
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| 53 | // Get num interface |
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| 54 | uint32_t num_rename_unit = it->grp; |
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| 55 | uint32_t num_inst_rename = it->elt; |
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| 56 | |
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| 57 | log_printf(TRACE,Issue_queue,FUNCTION," * ISSUE_IN [%d][%d]",num_rename_unit,num_inst_rename); |
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| 58 | |
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| 59 | // scan all bank |
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| 60 | for (std::list<generic::priority::select_t>::iterator it=select_reg->begin(); |
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| 61 | it!=select_reg->end(); |
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| 62 | it++) |
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| 63 | { |
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| 64 | uint32_t num_bank = it->grp; |
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| 65 | |
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| 66 | log_printf(TRACE,Issue_queue,FUNCTION," * BANK [%d]",num_bank); |
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| 67 | |
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| 68 | // test if bank is not busy (full or previous access) |
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| 69 | if (not internal_BANK_IN_ACK [num_bank] and (_issue_queue[num_bank].size() < _param->_size_bank)) |
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| 70 | { |
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| 71 | log_printf(TRACE,Issue_queue,FUNCTION," * find"); |
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| 72 | |
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| 73 | // find |
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| 74 | ack [num_rename_unit][num_inst_rename] = true; |
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| 75 | internal_BANK_IN_ACK [num_bank] = true; |
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| 76 | internal_BANK_IN_NUM_RENAME_UNIT [num_bank] = num_rename_unit; |
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| 77 | internal_BANK_IN_NUM_INST [num_bank] = num_inst_rename; |
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| 78 | |
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| 79 | break; // Stop scan |
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| 80 | } |
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| 81 | else |
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| 82 | log_printf(TRACE,Issue_queue,FUNCTION," * not find"); |
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| 83 | } |
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| 84 | } |
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| 85 | |
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| 86 | for (uint32_t i=0; i<_param->_nb_rename_unit; i++) |
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| 87 | for (uint32_t j=0; j<_param->_nb_inst_rename[i]; j++) |
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| 88 | PORT_WRITE(out_ISSUE_IN_ACK [i][j],ack [i][j]); |
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| 89 | } |
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| 90 | |
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| 91 | // =================================================================== |
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| 92 | // =====[ ISSUE_OUT ]================================================= |
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| 93 | // =================================================================== |
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| 94 | { |
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| 95 | Tcontrol_t val [_param->_nb_inst_issue]; |
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| 96 | |
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| 97 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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| 98 | val [i] = 0; |
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| 99 | |
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| 100 | // From Reexecute_queue |
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| 101 | |
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| 102 | // uint32_t num_reexecute_entry = 0; |
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| 103 | for (std::list<entry_t*>::iterator it=_reexecute_queue.begin(); |
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| 104 | it!=_reexecute_queue.end(); |
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| 105 | ++it) |
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| 106 | { |
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| 107 | entry_t* entry = (*it); |
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| 108 | |
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| 109 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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| 110 | // test if no previous transaction and can accept this type |
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[117] | 111 | if ((val[i] == 0) |
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| 112 | // and _param->_table_issue_type [i][entry->_type] |
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| 113 | ) |
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[111] | 114 | { |
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| 115 | // find a issue port |
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| 116 | val [i] = 1; |
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| 117 | |
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| 118 | if (_param->_have_port_context_id) |
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| 119 | PORT_WRITE(out_ISSUE_OUT_CONTEXT_ID [i], entry->_context_id ); |
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| 120 | if (_param->_have_port_front_end_id) |
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| 121 | PORT_WRITE(out_ISSUE_OUT_FRONT_END_ID [i], entry->_front_end_id ); |
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| 122 | if (_param->_have_port_rob_ptr ) |
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| 123 | PORT_WRITE(out_ISSUE_OUT_PACKET_ID [i], entry->_packet_id ); |
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| 124 | PORT_WRITE(out_ISSUE_OUT_OPERATION [i], entry->_operation ); |
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| 125 | PORT_WRITE(out_ISSUE_OUT_TYPE [i], entry->_type ); |
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| 126 | PORT_WRITE(out_ISSUE_OUT_STORE_QUEUE_PTR_WRITE [i], entry->_store_queue_ptr_write); |
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| 127 | if (_param->_have_port_load_queue_ptr) |
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| 128 | PORT_WRITE(out_ISSUE_OUT_LOAD_QUEUE_PTR_WRITE [i], entry->_load_queue_ptr_write ); |
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| 129 | PORT_WRITE(out_ISSUE_OUT_HAS_IMMEDIAT [i], entry->_has_immediat ); |
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| 130 | PORT_WRITE(out_ISSUE_OUT_IMMEDIAT [i], entry->_immediat ); |
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| 131 | PORT_WRITE(out_ISSUE_OUT_READ_RA [i], entry->_read_ra ); |
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| 132 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RA [i], entry->_num_reg_ra ); |
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| 133 | PORT_WRITE(out_ISSUE_OUT_READ_RB [i], entry->_read_rb ); |
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| 134 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RB [i], entry->_num_reg_rb ); |
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| 135 | PORT_WRITE(out_ISSUE_OUT_READ_RC [i], entry->_read_rc ); |
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| 136 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RC [i], entry->_num_reg_rc ); |
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| 137 | PORT_WRITE(out_ISSUE_OUT_WRITE_RD [i], entry->_write_rd ); |
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| 138 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RD [i], entry->_num_reg_rd ); |
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| 139 | PORT_WRITE(out_ISSUE_OUT_WRITE_RE [i], entry->_write_re ); |
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| 140 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RE [i], entry->_num_reg_re ); |
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| 141 | |
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| 142 | internal_ISSUE_OUT_FROM_REEXECUTE [i] = true; |
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| 143 | // internal_ISSUE_OUT_NUM_BANK [i] = num_reexecute_entry; |
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| 144 | internal_ISSUE_OUT_ENTRY [i] = entry; |
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| 145 | |
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| 146 | break; // stop scan |
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| 147 | } |
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| 148 | // num_reexecute_entry ++; |
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| 149 | } |
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| 150 | |
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| 151 | // From Issue_queue |
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| 152 | |
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| 153 | std::list<generic::priority::select_t> * select = _priority_out->select(); // same select for all issue |
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| 154 | |
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| 155 | for (std::list<generic::priority::select_t>::iterator it=select->begin(); |
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| 156 | it!=select->end(); |
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| 157 | it++) |
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| 158 | { |
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| 159 | uint32_t num_bank=it->grp; |
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| 160 | |
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| 161 | // log_printf(TRACE,Issue_queue,Issue_queue,FUNCTION," * Bank [%d]",num_bank); |
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| 162 | |
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| 163 | // Have instruction ? |
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| 164 | if (not _issue_queue [num_bank].empty()) |
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| 165 | { |
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| 166 | // log_printf(TRACE,Issue_queue,Issue_queue,FUNCTION," * Not Empty !!!"); |
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| 167 | |
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| 168 | entry_t* entry = _issue_queue [num_bank].front(); |
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| 169 | |
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| 170 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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| 171 | // test if no previous transaction and can accept this type |
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[117] | 172 | if ((val[i] == 0) |
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| 173 | // and _param->_table_issue_type [i][entry->_type] |
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| 174 | ) |
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[111] | 175 | { |
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| 176 | // find a issue port |
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| 177 | val [i] = 1; |
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| 178 | |
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| 179 | if (_param->_have_port_context_id) |
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| 180 | PORT_WRITE(out_ISSUE_OUT_CONTEXT_ID [i], entry->_context_id ); |
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| 181 | if (_param->_have_port_front_end_id) |
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| 182 | PORT_WRITE(out_ISSUE_OUT_FRONT_END_ID [i], entry->_front_end_id ); |
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| 183 | if (_param->_have_port_rob_ptr ) |
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| 184 | PORT_WRITE(out_ISSUE_OUT_PACKET_ID [i], entry->_packet_id ); |
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| 185 | PORT_WRITE(out_ISSUE_OUT_OPERATION [i], entry->_operation ); |
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| 186 | PORT_WRITE(out_ISSUE_OUT_TYPE [i], entry->_type ); |
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| 187 | PORT_WRITE(out_ISSUE_OUT_STORE_QUEUE_PTR_WRITE [i], entry->_store_queue_ptr_write); |
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| 188 | if (_param->_have_port_load_queue_ptr) |
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| 189 | PORT_WRITE(out_ISSUE_OUT_LOAD_QUEUE_PTR_WRITE [i], entry->_load_queue_ptr_write ); |
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| 190 | PORT_WRITE(out_ISSUE_OUT_HAS_IMMEDIAT [i], entry->_has_immediat ); |
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| 191 | PORT_WRITE(out_ISSUE_OUT_IMMEDIAT [i], entry->_immediat ); |
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| 192 | PORT_WRITE(out_ISSUE_OUT_READ_RA [i], entry->_read_ra ); |
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| 193 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RA [i], entry->_num_reg_ra ); |
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| 194 | PORT_WRITE(out_ISSUE_OUT_READ_RB [i], entry->_read_rb ); |
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| 195 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RB [i], entry->_num_reg_rb ); |
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| 196 | PORT_WRITE(out_ISSUE_OUT_READ_RC [i], entry->_read_rc ); |
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| 197 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RC [i], entry->_num_reg_rc ); |
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| 198 | PORT_WRITE(out_ISSUE_OUT_WRITE_RD [i], entry->_write_rd ); |
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| 199 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RD [i], entry->_num_reg_rd ); |
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| 200 | PORT_WRITE(out_ISSUE_OUT_WRITE_RE [i], entry->_write_re ); |
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| 201 | PORT_WRITE(out_ISSUE_OUT_NUM_REG_RE [i], entry->_num_reg_re ); |
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| 202 | |
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| 203 | internal_ISSUE_OUT_FROM_REEXECUTE [i] = false; |
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| 204 | internal_ISSUE_OUT_NUM_BANK [i] = num_bank; |
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| 205 | internal_ISSUE_OUT_ENTRY [i] = entry; |
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| 206 | |
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| 207 | break; // stop scan |
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| 208 | } |
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| 209 | } |
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| 210 | } |
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| 211 | |
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| 212 | for (uint32_t i=0; i<_param->_nb_inst_issue; i++) |
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| 213 | { |
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| 214 | internal_ISSUE_OUT_VAL [i] = val [i]; |
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| 215 | PORT_WRITE(out_ISSUE_OUT_VAL [i], internal_ISSUE_OUT_VAL [i]); |
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| 216 | } |
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| 217 | } |
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| 218 | |
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| 219 | log_end(Issue_queue,FUNCTION); |
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| 220 | }; |
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| 221 | |
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| 222 | }; // end namespace issue_queue |
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| 223 | }; // end namespace ooo_engine |
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| 224 | }; // end namespace multi_ooo_engine |
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| 225 | }; // end namespace core |
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| 226 | |
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| 227 | }; // end namespace behavioural |
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| 228 | }; // end namespace morpheo |
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| 229 | #endif |
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