[2] | 1 | #ifdef SYSTEMC |
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| 2 | /* |
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| 3 | * $Id$ |
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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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[48] | 9 | #include "Behavioural/Core/Multi_Front_end/Front_end/Prediction_unit/Direction/Meta_Predictor/Two_Level_Branch_Predictor/Two_Level_Branch_Predictor_Glue/include/Two_Level_Branch_Predictor_Glue.h" |
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[44] | 10 | #include "Common/include/BitManipulation.h" |
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[2] | 11 | |
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| 12 | namespace morpheo { |
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| 13 | namespace behavioural { |
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[48] | 14 | namespace core { |
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| 15 | namespace multi_front_end { |
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| 16 | namespace front_end { |
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| 17 | namespace prediction_unit { |
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| 18 | namespace direction { |
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| 19 | |
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[2] | 20 | namespace meta_predictor { |
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| 21 | namespace two_level_branch_predictor { |
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| 22 | namespace two_level_branch_predictor_glue { |
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| 23 | |
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| 24 | void Two_Level_Branch_Predictor_Glue::genMealy_branch_complete_pht_address (void) |
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| 25 | { |
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| 26 | log_printf(FUNC,Two_Level_Branch_Predictor_Glue,"genMealy_branch_complete_address","Begin"); |
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| 27 | |
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| 28 | if (_param._have_pht) |
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| 29 | for (uint32_t i=0; i<_param._nb_branch_complete; i++) |
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| 30 | { |
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| 31 | // Address |
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[3] | 32 | Taddress_t address = PORT_READ(in_BRANCH_COMPLETE_ADDRESS [i]); |
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[2] | 33 | Tbht_history_t history = 0; |
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| 34 | |
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| 35 | if (_param._have_bht) |
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| 36 | { |
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| 37 | history = PORT_READ (in_BRANCH_COMPLETE_BHT_HISTORY [i]); |
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| 38 | address = address << _param._pht_size_address_shift; |
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| 39 | } |
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[3] | 40 | |
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| 41 | Taddress_t pht_address = (history ^ address) & gen_mask<Taddress_t>(_param._pht_size_address); |
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| 42 | |
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| 43 | log_printf(TRACE,Two_Level_Branch_Predictor_Glue,"genMealy_branch_complete_address","out_BRANCH_COMPLETE_PHT_ADDRESS [%d]= %.8x xor %.8x<<%d = %.8x",i,history,PORT_READ(in_BRANCH_COMPLETE_ADDRESS [i]),_param._pht_size_address_shift, pht_address); |
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[2] | 44 | |
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[3] | 45 | PORT_WRITE (out_BRANCH_COMPLETE_PHT_ADDRESS [i], pht_address); |
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[2] | 46 | } |
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| 47 | |
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| 48 | log_printf(FUNC,Two_Level_Branch_Predictor_Glue,"genMealy_branch_complete_address","End"); |
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| 49 | }; |
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| 50 | |
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| 51 | }; // end namespace two_level_branch_predictor_glue |
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| 52 | }; // end namespace two_level_branch_predictor |
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| 53 | }; // end namespace meta_predictor |
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[48] | 54 | |
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| 55 | }; // end namespace core |
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| 56 | }; // end namespace multi_front_end |
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| 57 | }; // end namespace front_end |
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| 58 | }; // end namespace prediction_unit |
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| 59 | }; // end namespace direction |
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| 60 | |
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[2] | 61 | }; // end namespace behavioural |
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| 62 | }; // end namespace morpheo |
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| 63 | #endif |
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