1 | #ifdef SYSTEMC |
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2 | /* |
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3 | * $Id: Issue_queue_function_in_order_transition.cpp 128 2009-06-26 08:43:23Z 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_in_order_transition" |
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21 | void Issue_queue::function_in_order_transition (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 | if (PORT_READ(in_NRESET) == 0) |
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27 | { |
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28 | // _priority_in ->reset(); |
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29 | // _priority_out->reset(); |
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30 | // _priority_reg->reset(); |
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31 | |
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32 | for (uint32_t i=0; i<_param->_nb_bank; i++) |
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33 | _issue_queue [i].clear(); |
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34 | |
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35 | reg_NUM_BANK_HEAD = 0; |
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36 | reg_NUM_BANK_TAIL = 0; |
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37 | } |
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38 | else |
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39 | { |
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40 | // _priority_in ->transition(); |
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41 | // _priority_out->transition(); |
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42 | // _priority_reg->transition(); |
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43 | |
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44 | // =================================================================== |
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45 | // =====[ ISSUE_IN ]================================================== |
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46 | // =================================================================== |
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47 | { |
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48 | for (uint32_t i=0; i<_param->_nb_rename_unit; i++) |
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49 | for (uint32_t j=0; j<_param->_nb_inst_rename[i]; j++) |
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50 | if (PORT_READ(in_ISSUE_IN_VAL[i][j]) and internal_ISSUE_IN_ACK [i][j]) |
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51 | { |
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52 | uint32_t num_bank = reg_NUM_BANK_TAIL; |
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53 | |
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54 | log_printf(TRACE,Issue_queue,FUNCTION," * ISSUE_IN [%d][%d] - Transaction with bank [%d]",i,j,num_bank); |
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55 | |
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56 | #ifdef STATISTICS |
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57 | if (usage_is_set(_usage,USE_STATISTICS)) |
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58 | (*_stat_nb_inst_issue_in [i]) ++; |
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59 | #endif |
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60 | entry_t * entry = new entry_t |
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61 | ( |
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62 | (_param->_have_port_context_id )?PORT_READ(in_ISSUE_IN_CONTEXT_ID [i][j]):0, |
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63 | (_param->_have_port_front_end_id )?PORT_READ(in_ISSUE_IN_FRONT_END_ID [i][j]):0, |
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64 | (_param->_have_port_rob_ptr )?PORT_READ(in_ISSUE_IN_PACKET_ID [i][j]):0, |
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65 | PORT_READ(in_ISSUE_IN_OPERATION [i][j]), |
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66 | PORT_READ(in_ISSUE_IN_TYPE [i][j]), |
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67 | PORT_READ(in_ISSUE_IN_STORE_QUEUE_PTR_WRITE [i][j]), |
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68 | PORT_READ(in_ISSUE_IN_STORE_QUEUE_PTR_READ [i][j]), |
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69 | PORT_READ(in_ISSUE_IN_STORE_QUEUE_EMPTY [i][j]), |
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70 | (_param->_have_port_load_queue_ptr)?PORT_READ(in_ISSUE_IN_LOAD_QUEUE_PTR_WRITE [i][j]):0, |
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71 | PORT_READ(in_ISSUE_IN_HAS_IMMEDIAT [i][j]), |
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72 | PORT_READ(in_ISSUE_IN_IMMEDIAT [i][j]), |
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73 | PORT_READ(in_ISSUE_IN_READ_RA [i][j]), |
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74 | PORT_READ(in_ISSUE_IN_NUM_REG_RA [i][j]), |
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75 | PORT_READ(in_ISSUE_IN_READ_RB [i][j]), |
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76 | PORT_READ(in_ISSUE_IN_NUM_REG_RB [i][j]), |
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77 | PORT_READ(in_ISSUE_IN_READ_RC [i][j]), |
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78 | PORT_READ(in_ISSUE_IN_NUM_REG_RC [i][j]), |
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79 | PORT_READ(in_ISSUE_IN_WRITE_RD [i][j]), |
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80 | PORT_READ(in_ISSUE_IN_NUM_REG_RD [i][j]), |
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81 | PORT_READ(in_ISSUE_IN_WRITE_RE [i][j]), |
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82 | PORT_READ(in_ISSUE_IN_NUM_REG_RE [i][j]) |
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83 | ); |
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84 | |
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85 | _issue_queue [num_bank].push_back(entry); |
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86 | |
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87 | // Update pointer |
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88 | reg_NUM_BANK_TAIL = (reg_NUM_BANK_TAIL+1)%_param->_nb_bank; |
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89 | } |
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90 | } |
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91 | |
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92 | // =================================================================== |
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93 | // =====[ ISSUE_OUT ]================================================= |
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94 | // =================================================================== |
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95 | |
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96 | for (uint32_t i=0; i<_param->_nb_inst_issue; ++i) |
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97 | if (internal_ISSUE_OUT_VAL [i] and PORT_READ(in_ISSUE_OUT_ACK [i])) |
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98 | if (not internal_ISSUE_OUT_FROM_REEXECUTE [i]) |
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99 | { |
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100 | entry_t * entry = internal_ISSUE_OUT_ENTRY [i]; |
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101 | |
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102 | // front ... |
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103 | uint32_t num_bank = internal_ISSUE_OUT_NUM_BANK [i]; |
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104 | |
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105 | log_printf(TRACE,Issue_queue,FUNCTION," * ISSUE_OUT [%d] - From issue_queue [%d]",i,num_bank); |
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106 | |
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107 | delete entry; |
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108 | |
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109 | _issue_queue [num_bank].remove(entry); |
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110 | |
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111 | reg_NUM_BANK_HEAD = (reg_NUM_BANK_HEAD+1)%_param->_nb_bank; |
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112 | } |
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113 | |
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114 | } |
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115 | |
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116 | log_end(Issue_queue,FUNCTION); |
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117 | }; |
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118 | |
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119 | }; // end namespace issue_queue |
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120 | }; // end namespace ooo_engine |
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121 | }; // end namespace multi_ooo_engine |
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122 | }; // end namespace core |
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123 | |
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124 | }; // end namespace behavioural |
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125 | }; // end namespace morpheo |
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126 | #endif |
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