[54] | 1 | #ifdef SYSTEMC |
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| 2 | /* |
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| 3 | * $Id: Read_queue_genMealy_read_queue_out_spr.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_spr" |
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| 22 | void Read_queue::genMealy_read_queue_out_spr (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_DATA_RC_VAL = (// Previous value |
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| 30 | _queue_head->_data_rc_val or |
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| 31 | // Test if have already access at the registerfile |
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| 32 | (_queue_head->_read_rc_val and |
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| 33 | PORT_READ(in_SPR_READ_ACK [0]) and |
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| 34 | PORT_READ(in_SPR_READ_DATA_VAL [0])) |
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| 35 | ); |
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| 36 | |
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[88] | 37 | log_printf(TRACE,Read_queue,FUNCTION," * internal_READ_QUEUE_OUT_DATA_RC_VAL : %d",internal_READ_QUEUE_OUT_DATA_RC_VAL); |
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| 38 | log_printf(TRACE,Read_queue,FUNCTION," * _queue_head->_data_rc_val : %d",_queue_head->_data_rc_val); |
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| 39 | log_printf(TRACE,Read_queue,FUNCTION," * _queue_head->_read_rc_val : %d",_queue_head->_read_rc_val); |
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| 40 | log_printf(TRACE,Read_queue,FUNCTION," * in_SPR_READ_ACK [0] : %d",PORT_READ(in_SPR_READ_ACK [0])); |
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| 41 | log_printf(TRACE,Read_queue,FUNCTION," * in_SPR_READ_DATA_VAL [0] : %d",PORT_READ(in_SPR_READ_DATA_VAL [0])); |
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[54] | 42 | |
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| 43 | internal_READ_QUEUE_OUT_DATA_RC = (// Test if have an previous access |
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| 44 | (_queue_head->_data_rc_val)? |
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| 45 | // if precious access, take previous data |
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| 46 | _queue_head->_data_rc: |
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| 47 | // else, take the read_data (don't test the validity of data) |
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| 48 | PORT_READ(in_SPR_READ_DATA [0])); |
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| 49 | |
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| 50 | // Test all bypass |
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| 51 | for (uint32_t i=0; i<_param->_nb_spr_write ; i++) |
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| 52 | { |
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[68] | 53 | bool cmp; |
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| 54 | |
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| 55 | if (_param->_have_port_ooo_engine_id) |
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| 56 | cmp = (PORT_READ (in_SPR_WRITE_OOO_ENGINE_ID [i]) == _queue_head->_ooo_engine_id); |
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| 57 | else |
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| 58 | cmp = true; |
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| 59 | |
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[54] | 60 | // Test if this bypass is valid |
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[68] | 61 | if ( (PORT_READ (in_SPR_WRITE_VAL [i]) == 1) and cmp) |
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[54] | 62 | { |
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[55] | 63 | if (_queue_head->_num_reg_rc == PORT_READ(in_SPR_WRITE_NUM_REG [i])) |
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[54] | 64 | { |
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[88] | 65 | log_printf(TRACE,Read_queue,FUNCTION," * internal_READ_QUEUE_OUT_DATA_RC_VAL - bypass hit (%d)",i); |
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[54] | 66 | internal_READ_QUEUE_OUT_DATA_RC_VAL = 1; |
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[68] | 67 | #ifdef SYSTEMC_VHDL_COMPATIBILITY |
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| 68 | if (_queue_head->_read_rc == 1) |
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| 69 | #endif |
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[55] | 70 | internal_READ_QUEUE_OUT_DATA_RC = PORT_READ(in_SPR_WRITE_DATA [i]); |
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[54] | 71 | } |
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| 72 | } |
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| 73 | } |
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| 74 | |
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| 75 | // Affectation out port |
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| 76 | PORT_WRITE(out_READ_QUEUE_OUT_DATA_RC ,internal_READ_QUEUE_OUT_DATA_RC ); |
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[123] | 77 | } |
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| 78 | else |
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| 79 | { |
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| 80 | internal_READ_QUEUE_OUT_DATA_RC_VAL = 0; |
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| 81 | // internal_READ_QUEUE_OUT_DATA_RC |
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| 82 | } |
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[54] | 83 | |
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[123] | 84 | PORT_WRITE(out_READ_QUEUE_OUT_DATA_RC_VAL,internal_READ_QUEUE_OUT_DATA_RC_VAL); |
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| 85 | |
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[88] | 86 | log_end(Read_queue,FUNCTION); |
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[54] | 87 | }; |
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| 88 | |
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| 89 | }; // end namespace read_queue |
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| 90 | }; // end namespace read_unit |
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| 91 | }; // end namespace multi_read_unit |
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| 92 | }; // end namespace execute_loop |
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| 93 | }; // end namespace multi_execute_loop |
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| 94 | }; // end namespace core |
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| 95 | |
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| 96 | }; // end namespace behavioural |
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| 97 | }; // end namespace morpheo |
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| 98 | #endif |
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