[54] | 1 | #ifdef SYSTEMC |
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| 2 | /* |
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| 3 | * $Id: Read_queue_genMealy_read_queue_out_val.cpp 123 2009-06-08 20:43:30Z 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_Execute_loop/Execute_loop/Multi_Read_unit/Read_unit/Read_queue/include/Read_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_execute_loop { |
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| 15 | namespace execute_loop { |
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| 16 | namespace multi_read_unit { |
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| 17 | namespace read_unit { |
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| 18 | namespace read_queue { |
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| 19 | |
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| 20 | #undef FUNCTION |
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| 21 | #define FUNCTION "Read_queue::genMealy_read_queue_out_val" |
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| 22 | void Read_queue::genMealy_read_queue_out_val (void) |
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| 23 | { |
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[88] | 24 | log_begin(Read_queue,FUNCTION); |
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| 25 | log_function(Read_queue,FUNCTION,_name.c_str()); |
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[54] | 26 | |
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[123] | 27 | if (PORT_READ(in_NRESET)) |
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| 28 | { |
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[54] | 29 | internal_READ_QUEUE_OUT_READ_RA_VAL = (// Previous value |
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| 30 | _queue_head->_read_ra_val and |
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| 31 | // Test if have already access at the registerfile |
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| 32 | not PORT_READ(in_GPR_READ_ACK [0]) |
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| 33 | ); |
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| 34 | |
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| 35 | internal_READ_QUEUE_OUT_READ_RB_VAL = (_queue_head->_read_rb_val and |
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| 36 | not PORT_READ(in_GPR_READ_ACK [1]) |
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| 37 | ); |
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| 38 | |
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| 39 | internal_READ_QUEUE_OUT_READ_RC_VAL = (_queue_head->_read_rc_val and |
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| 40 | not PORT_READ(in_SPR_READ_ACK [0]) |
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| 41 | ); |
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| 42 | |
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| 43 | // Test all bypass |
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| 44 | for (uint32_t i=0; i<_param->_nb_gpr_write ; i++) |
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| 45 | { |
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[68] | 46 | bool cmp; |
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| 47 | |
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| 48 | if (_param->_have_port_ooo_engine_id) |
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| 49 | cmp = (PORT_READ (in_GPR_WRITE_OOO_ENGINE_ID [i]) == _queue_head->_ooo_engine_id); |
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| 50 | else |
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| 51 | cmp = true; |
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| 52 | |
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[54] | 53 | // Test if this bypass is valid |
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[68] | 54 | if ((PORT_READ (in_GPR_WRITE_VAL [i]) == 1) and cmp) |
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[54] | 55 | { |
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[55] | 56 | Tgeneral_address_t gpr_write_num_reg = PORT_READ(in_GPR_WRITE_NUM_REG [i]); |
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[54] | 57 | |
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[55] | 58 | if (_queue_head->_num_reg_ra == gpr_write_num_reg) |
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[54] | 59 | internal_READ_QUEUE_OUT_READ_RA_VAL = 0; |
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| 60 | |
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[55] | 61 | if (_queue_head->_num_reg_rb == gpr_write_num_reg) |
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[54] | 62 | internal_READ_QUEUE_OUT_READ_RB_VAL = 0; |
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| 63 | } |
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| 64 | } |
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| 65 | |
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| 66 | for (uint32_t i=0; i<_param->_nb_spr_write ; i++) |
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| 67 | { |
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[68] | 68 | bool cmp; |
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| 69 | |
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| 70 | if (_param->_have_port_ooo_engine_id) |
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| 71 | cmp = (PORT_READ (in_SPR_WRITE_OOO_ENGINE_ID [i]) == _queue_head->_ooo_engine_id); |
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| 72 | else |
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| 73 | cmp = true; |
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| 74 | |
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[54] | 75 | // Test if this bypass is valid |
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[68] | 76 | if ((PORT_READ (in_SPR_WRITE_VAL [i]) == 1) and cmp) |
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[54] | 77 | { |
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[55] | 78 | Tspecial_address_t spr_write_num_reg = PORT_READ(in_SPR_WRITE_NUM_REG [i]); |
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[54] | 79 | |
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[55] | 80 | if (_queue_head->_num_reg_rc == spr_write_num_reg) |
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[54] | 81 | internal_READ_QUEUE_OUT_READ_RC_VAL = 0; |
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| 82 | } |
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| 83 | } |
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| 84 | |
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| 85 | // Affectation out port |
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| 86 | |
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| 87 | // READ_QUEUE_OUT_VAL : mealy |
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| 88 | internal_READ_QUEUE_OUT_VAL = (not _queue->empty() and |
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| 89 | not internal_READ_QUEUE_OUT_READ_RA_VAL and |
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| 90 | not internal_READ_QUEUE_OUT_READ_RB_VAL and |
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| 91 | not internal_READ_QUEUE_OUT_READ_RC_VAL |
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| 92 | ); |
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| 93 | |
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| 94 | // READ_QUEUE_OUT_VAL : moore |
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| 95 | // internal_READ_QUEUE_OUT_VAL = (not _queue->empty() and |
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| 96 | // not _queue_head->_read_ra_val and |
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| 97 | // not _queue_head->_read_rb_val and |
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| 98 | // not _queue_head->_read_rc_val |
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| 99 | // ); |
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| 100 | |
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| 101 | |
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[88] | 102 | log_printf(TRACE,Read_queue,FUNCTION," * internal_READ_QUEUE_OUT_VAL : %d",internal_READ_QUEUE_OUT_VAL); |
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| 103 | log_printf(TRACE,Read_queue,FUNCTION," * _queue->empty() : %d",_queue->empty()); |
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| 104 | log_printf(TRACE,Read_queue,FUNCTION," * internal_READ_QUEUE_OUT_READ_RA_VAL : %d",internal_READ_QUEUE_OUT_READ_RA_VAL); |
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| 105 | log_printf(TRACE,Read_queue,FUNCTION," * _queue_head->_read_ra_val : %d",_queue_head->_read_ra_val); |
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| 106 | log_printf(TRACE,Read_queue,FUNCTION," * in_GPR_READ_ACK [0] : %d",PORT_READ(in_GPR_READ_ACK [0])); |
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| 107 | log_printf(TRACE,Read_queue,FUNCTION," * internal_READ_QUEUE_OUT_READ_RB_VAL : %d",internal_READ_QUEUE_OUT_READ_RB_VAL); |
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| 108 | log_printf(TRACE,Read_queue,FUNCTION," * _queue_head->_read_rb_val : %d",_queue_head->_read_rb_val); |
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| 109 | log_printf(TRACE,Read_queue,FUNCTION," * in_GPR_READ_ACK [1] : %d",PORT_READ(in_GPR_READ_ACK [1])); |
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| 110 | log_printf(TRACE,Read_queue,FUNCTION," * internal_READ_QUEUE_OUT_READ_RC_VAL : %d",internal_READ_QUEUE_OUT_READ_RC_VAL); |
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| 111 | log_printf(TRACE,Read_queue,FUNCTION," * _queue_head->_read_rc_val : %d",_queue_head->_read_rc_val); |
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| 112 | log_printf(TRACE,Read_queue,FUNCTION," * in_SPR_READ_ACK [0] : %d",PORT_READ(in_SPR_READ_ACK [0])); |
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[123] | 113 | } |
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| 114 | else |
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| 115 | { |
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| 116 | internal_READ_QUEUE_OUT_VAL = 0; |
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| 117 | } |
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[54] | 118 | |
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[123] | 119 | PORT_WRITE(out_READ_QUEUE_OUT_VAL, internal_READ_QUEUE_OUT_VAL); |
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| 120 | |
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[88] | 121 | log_end(Read_queue,FUNCTION); |
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[54] | 122 | }; |
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| 123 | |
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| 124 | }; // end namespace read_queue |
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| 125 | }; // end namespace read_unit |
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| 126 | }; // end namespace multi_read_unit |
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| 127 | }; // end namespace execute_loop |
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| 128 | }; // end namespace multi_execute_loop |
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| 129 | }; // end namespace core |
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| 130 | |
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| 131 | }; // end namespace behavioural |
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| 132 | }; // end namespace morpheo |
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| 133 | #endif |
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