1 | #ifdef SYSTEMC |
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2 | /* |
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3 | * $Id: Special_Register_unit_transition.cpp 88 2008-12-10 18:31:39Z 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/Special_Register_unit/include/Special_Register_unit.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 special_register_unit { |
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17 | |
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18 | |
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19 | #undef FUNCTION |
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20 | #define FUNCTION "Special_Register_unit::transition" |
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21 | void Special_Register_unit::transition (void) |
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22 | { |
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23 | log_begin(Special_Register_unit,FUNCTION); |
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24 | |
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25 | if (PORT_READ(in_NRESET) == 0) |
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26 | { |
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27 | for (uint32_t i=0; i<_param->_nb_front_end; i++) |
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28 | for (uint32_t j=0; j<_param->_nb_context[i]; j++) |
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29 | for (uint32_t k=0; k<NB_GROUP; k++) |
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30 | if (_param->_implement_group [i][j][k]) |
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31 | for (uint32_t l=0; l<NB_REG_GROUP[k]; l++) |
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32 | if (_spr_access_mode [i][j]->exist(k,l)) |
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33 | { |
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34 | #ifdef DEBUG_TEST |
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35 | if (_spr [i][j][k] == NULL) |
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36 | throw ERRORMORPHEO(FUNCTION,toString(_("Group [%d] is not implemented.\n"),k)); |
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37 | if (_spr [i][j][k][l] == NULL) |
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38 | throw ERRORMORPHEO(FUNCTION,toString(_("Register [%d][%d] is not implemented.\n"),k,l)); |
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39 | #endif |
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40 | // log_printf(TRACE,Special_Register_unit,FUNCTION,"Reset SPR [%d][%d][%d][%d]",i,j,k,l); |
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41 | _spr [i][j][k][l]->reset(); |
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42 | } |
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43 | |
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44 | } |
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45 | else |
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46 | { |
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47 | // =================================================================== |
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48 | // =====[ SPR_ACCESS ]================================================ |
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49 | // =================================================================== |
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50 | for (uint32_t i=0; i<_param->_nb_inst_reexecute; i++) |
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51 | if (PORT_READ(in_SPR_ACCESS_VAL [i]) and internal_SPR_ACCESS_ACK [i]) |
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52 | if (PORT_READ(in_SPR_ACCESS_WEN [i])) |
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53 | { |
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54 | Tcontext_t front_end_id = (_param->_have_port_front_end_id)?PORT_READ(in_SPR_ACCESS_FRONT_END_ID [i]):0; |
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55 | Tcontext_t context_id = (_param->_have_port_context_id )?PORT_READ(in_SPR_ACCESS_CONTEXT_ID [i]):0; |
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56 | Tspr_address_t num_group = PORT_READ(in_SPR_ACCESS_NUM_GROUP [i]); |
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57 | Tspr_address_t num_reg = PORT_READ(in_SPR_ACCESS_NUM_REG [i]); |
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58 | |
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59 | SR * sr = static_cast<SR*>(_spr [front_end_id][context_id][GROUP_SYSTEM_AND_CONTROL][SPR_SR]); |
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60 | |
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61 | Tcontrol_t sm = sr->sm ; |
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62 | Tcontrol_t sumra = sr->sumra; |
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63 | |
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64 | if (_spr_access_mode [front_end_id][context_id]->write(spr_address_t(num_group,num_reg), |
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65 | sm, |
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66 | sumra)) |
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67 | _spr[front_end_id][context_id][num_group][num_reg]->write(PORT_READ(in_SPR_ACCESS_WDATA [i])); |
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68 | |
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69 | } |
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70 | |
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71 | // =================================================================== |
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72 | // =====[ SPR_COMMIT ]-=============================================== |
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73 | // =================================================================== |
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74 | for (uint32_t i=0; i<_param->_nb_front_end; i++) |
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75 | for (uint32_t j=0; j<_param->_nb_context[i]; j++) |
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76 | { |
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77 | if (PORT_READ(in_SPR_COMMIT_VAL [i][j])) // out_SPR_COMMIT_ACK [i][j] |
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78 | { |
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79 | SR * sr = static_cast<SR*>(_spr [i][j][GROUP_SYSTEM_AND_CONTROL][SPR_SR]); |
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80 | |
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81 | if (PORT_READ(in_SPR_COMMIT_SR_F_VAL [i][j])) |
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82 | sr->f = PORT_READ(in_SPR_COMMIT_SR_F [i][j]); |
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83 | |
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84 | if (PORT_READ(in_SPR_COMMIT_SR_CY_VAL [i][j])) |
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85 | sr->cy = PORT_READ(in_SPR_COMMIT_SR_CY [i][j]); |
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86 | |
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87 | if (PORT_READ(in_SPR_COMMIT_SR_OV_VAL [i][j])) |
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88 | sr->ov = PORT_READ(in_SPR_COMMIT_SR_OV [i][j]); |
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89 | } |
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90 | |
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91 | if (PORT_READ(in_SPR_EVENT_VAL [i][j])) // out_SPR_EVENT_ACK [i][j] |
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92 | { |
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93 | SR * sr = static_cast<SR*>(_spr [i][j][GROUP_SYSTEM_AND_CONTROL][SPR_SR]); |
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94 | sr->dsx = PORT_READ(in_SPR_EVENT_SR_DSX [i][j]); |
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95 | |
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96 | _spr [i][j][GROUP_SYSTEM_AND_CONTROL][SPR_EPCR]->write(PORT_READ(in_SPR_EVENT_EPCR [i][j])); |
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97 | if (PORT_READ(in_SPR_EVENT_EEAR_WEN [i][j])) |
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98 | _spr [i][j][GROUP_SYSTEM_AND_CONTROL][SPR_EEAR]->write(PORT_READ(in_SPR_EVENT_EEAR [i][j])); |
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99 | if (PORT_READ(in_SPR_EVENT_SR_TO_ESR [i][j])) |
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100 | _spr [i][j][GROUP_SYSTEM_AND_CONTROL][SPR_ESR ]->write(sr->read()); |
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101 | } |
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102 | } |
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103 | } |
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104 | |
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105 | #if defined(STATISTICS) or defined(VHDL_TESTBENCH) |
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106 | end_cycle (); |
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107 | #endif |
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108 | |
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109 | log_end(Special_Register_unit,FUNCTION); |
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110 | }; |
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111 | |
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112 | }; // end namespace special_register_unit |
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113 | }; // end namespace ooo_engine |
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114 | }; // end namespace multi_ooo_engine |
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115 | }; // end namespace core |
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116 | |
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117 | }; // end namespace behavioural |
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118 | }; // end namespace morpheo |
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119 | #endif |
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