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Diffstat (limited to 'ext/systemc/src/sysc/kernel/sc_sensitive.h')
-rw-r--r-- | ext/systemc/src/sysc/kernel/sc_sensitive.h | 306 |
1 files changed, 306 insertions, 0 deletions
diff --git a/ext/systemc/src/sysc/kernel/sc_sensitive.h b/ext/systemc/src/sysc/kernel/sc_sensitive.h new file mode 100644 index 000000000..9d07bd03a --- /dev/null +++ b/ext/systemc/src/sysc/kernel/sc_sensitive.h @@ -0,0 +1,306 @@ +/***************************************************************************** + + Licensed to Accellera Systems Initiative Inc. (Accellera) under one or + more contributor license agreements. See the NOTICE file distributed + with this work for additional information regarding copyright ownership. + Accellera licenses this file to you under the Apache License, Version 2.0 + (the "License"); you may not use this file except in compliance with the + License. You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied. See the License for the specific language governing + permissions and limitations under the License. + + *****************************************************************************/ + +/***************************************************************************** + + sc_sensitive.h -- Sensitivity classes. Requires "sc_process.h" + for declarations of sc_method_handle, &.c. + + Original Author: Stan Y. Liao, Synopsys, Inc. + Martin Janssen, Synopsys, Inc. + + CHANGE LOG AT THE END OF THE FILE + *****************************************************************************/ + + +#ifndef SC_SENSITIVE_H +#define SC_SENSITIVE_H + +#include "sysc/kernel/sc_process.h" + +namespace sc_dt +{ + class sc_logic; +} + +namespace sc_core { + +class sc_process_handle; +class sc_event; +class sc_event_finder; +class sc_interface; +class sc_module; +class sc_port_base; +template <class T> class sc_in; +template <class T> class sc_inout; +template <class T> class sc_signal_in_if; + + +// ---------------------------------------------------------------------------- +// CLASS : sc_sensitive +// +// Static sensitivity class for events. +// ---------------------------------------------------------------------------- + +class sc_sensitive +{ + friend class sc_module; + +public: + + // typedefs + typedef sc_signal_in_if<bool> in_if_b_type; + typedef sc_signal_in_if<sc_dt::sc_logic> in_if_l_type; + typedef sc_in<bool> in_port_b_type; + typedef sc_in<sc_dt::sc_logic> in_port_l_type; + typedef sc_inout<bool> inout_port_b_type; + typedef sc_inout<sc_dt::sc_logic> inout_port_l_type; + +private: + + // constructor + explicit sc_sensitive( sc_module* ); + + // destructor + ~sc_sensitive(); + +public: + + // changing between process handles + sc_sensitive& operator << ( sc_process_handle ); +#if 0 + sc_sensitive& operator << ( sc_method_handle ); + sc_sensitive& operator << ( sc_thread_handle ); +#endif // 0 + + sc_sensitive& operator () ( const sc_event& ); + sc_sensitive& operator () ( const sc_interface& ); + sc_sensitive& operator () ( const sc_port_base& ); + sc_sensitive& operator () ( sc_event_finder& ); + + sc_sensitive& operator << ( const sc_event& ); + sc_sensitive& operator << ( const sc_interface& ); + sc_sensitive& operator << ( const sc_port_base& ); + sc_sensitive& operator << ( sc_event_finder& ); + + sc_sensitive& operator () ( sc_cthread_handle, sc_event_finder& ); + sc_sensitive& operator () ( sc_cthread_handle, const in_if_b_type& ); + sc_sensitive& operator () ( sc_cthread_handle, const in_if_l_type& ); + sc_sensitive& operator () ( sc_cthread_handle, const in_port_b_type& ); + sc_sensitive& operator () ( sc_cthread_handle, const in_port_l_type& ); + sc_sensitive& operator () ( sc_cthread_handle, const inout_port_b_type& ); + sc_sensitive& operator () ( sc_cthread_handle, const inout_port_l_type& ); + + static void make_static_sensitivity( sc_process_b*, const sc_event& ); + static void make_static_sensitivity( sc_process_b*, const sc_interface& ); + static void make_static_sensitivity( sc_process_b*, const sc_port_base&); + static void make_static_sensitivity( sc_process_b*, sc_event_finder& ); + + void reset(); + +private: + + sc_module* m_module; + enum { SC_NONE_, SC_METHOD_, SC_THREAD_ } m_mode; + sc_process_b* m_handle; + +private: + + // disabled + + sc_sensitive(); + sc_sensitive( const sc_sensitive& ); + sc_sensitive& operator = ( const sc_sensitive& ); +}; + + +// ---------------------------------------------------------------------------- +// CLASS : sc_sensitive_pos +// +// Static sensitivity class for positive edge events. +// ---------------------------------------------------------------------------- + +class sc_sensitive_pos +{ + friend class sc_module; + +public: + + // typedefs + typedef sc_signal_in_if<bool> in_if_b_type; + typedef sc_signal_in_if<sc_dt::sc_logic> in_if_l_type; + typedef sc_in<bool> in_port_b_type; + typedef sc_in<sc_dt::sc_logic> in_port_l_type; + typedef sc_inout<bool> inout_port_b_type; + typedef sc_inout<sc_dt::sc_logic> inout_port_l_type; + +private: + + // constructor + explicit sc_sensitive_pos( sc_module* ); + + // destructor + ~sc_sensitive_pos(); + +public: + + // changing between process handles + sc_sensitive_pos& operator << ( sc_process_handle ); + sc_sensitive_pos& operator << ( sc_method_handle ); + sc_sensitive_pos& operator << ( sc_thread_handle ); + + sc_sensitive_pos& operator () ( const in_if_b_type& ); + sc_sensitive_pos& operator () ( const in_if_l_type& ); + sc_sensitive_pos& operator () ( const in_port_b_type& ); + sc_sensitive_pos& operator () ( const in_port_l_type& ); + sc_sensitive_pos& operator () ( const inout_port_b_type& ); + sc_sensitive_pos& operator () ( const inout_port_l_type& ); + + sc_sensitive_pos& operator << ( const in_if_b_type& ); + sc_sensitive_pos& operator << ( const in_if_l_type& ); + sc_sensitive_pos& operator << ( const in_port_b_type& ); + sc_sensitive_pos& operator << ( const in_port_l_type& ); + sc_sensitive_pos& operator << ( const inout_port_b_type& ); + sc_sensitive_pos& operator << ( const inout_port_l_type& ); + + void reset(); + +private: + + sc_module* m_module; + enum { SC_NONE_, SC_METHOD_, SC_THREAD_ } m_mode; + sc_process_b* m_handle; + +private: + + // disabled + sc_sensitive_pos(); + sc_sensitive_pos( const sc_sensitive_pos& ); + sc_sensitive_pos& operator = ( const sc_sensitive_pos& ); +}; + + +// ---------------------------------------------------------------------------- +// CLASS : sc_sensitive_neg +// +// Static sensitivity class for negative edge events. +// ---------------------------------------------------------------------------- + +class sc_sensitive_neg +{ + friend class sc_module; + +public: + + // typedefs + typedef sc_signal_in_if<bool> in_if_b_type; + typedef sc_signal_in_if<sc_dt::sc_logic> in_if_l_type; + typedef sc_in<bool> in_port_b_type; + typedef sc_in<sc_dt::sc_logic> in_port_l_type; + typedef sc_inout<bool> inout_port_b_type; + typedef sc_inout<sc_dt::sc_logic> inout_port_l_type; + +private: + + // constructor + explicit sc_sensitive_neg( sc_module* ); + + // destructor + ~sc_sensitive_neg(); + +public: + + // changing between process handles + sc_sensitive_neg& operator << ( sc_process_handle ); + sc_sensitive_neg& operator << ( sc_method_handle ); + sc_sensitive_neg& operator << ( sc_thread_handle ); + + sc_sensitive_neg& operator () ( const in_if_b_type& ); + sc_sensitive_neg& operator () ( const in_if_l_type& ); + sc_sensitive_neg& operator () ( const in_port_b_type& ); + sc_sensitive_neg& operator () ( const in_port_l_type& ); + sc_sensitive_neg& operator () ( const inout_port_b_type& ); + sc_sensitive_neg& operator () ( const inout_port_l_type& ); + + sc_sensitive_neg& operator << ( const in_if_b_type& ); + sc_sensitive_neg& operator << ( const in_if_l_type& ); + sc_sensitive_neg& operator << ( const in_port_b_type& ); + sc_sensitive_neg& operator << ( const in_port_l_type& ); + sc_sensitive_neg& operator << ( const inout_port_b_type& ); + sc_sensitive_neg& operator << ( const inout_port_l_type& ); + + void reset(); + +private: + + sc_module* m_module; + enum { SC_NONE_, SC_METHOD_, SC_THREAD_ } m_mode; + sc_process_b* m_handle; + +private: + + // disabled + sc_sensitive_neg(); + sc_sensitive_neg( const sc_sensitive_neg& ); + sc_sensitive_neg& operator = ( const sc_sensitive_neg& ); +}; + +} // namespace sc_core + +#endif + +/***************************************************************************** + + MODIFICATION LOG - modifiers, enter your name, affiliation, date and + changes you are making here. + + Name, Affiliation, Date: Bishnupriya Bhattacharya, Cadence Design Systems, + 25 August, 2003 + Description of Modification: Add make_static_sensitivity() methods to enable + dynamic method process creation with static + sensitivity. + + *****************************************************************************/ + +// $Log: sc_sensitive.h,v $ +// Revision 1.5 2011/08/26 20:46:10 acg +// Andy Goodrich: moved the modification log to the end of the file to +// eliminate source line number skew when check-ins are done. +// +// Revision 1.4 2011/02/18 20:27:14 acg +// Andy Goodrich: Updated Copyrights. +// +// Revision 1.3 2011/02/13 21:47:38 acg +// Andy Goodrich: update copyright notice. +// +// Revision 1.2 2008/05/22 17:06:26 acg +// Andy Goodrich: updated copyright notice to include 2008. +// +// Revision 1.1.1.1 2006/12/15 20:20:05 acg +// SystemC 2.3 +// +// Revision 1.4 2006/04/11 23:13:21 acg +// Andy Goodrich: Changes for reduced reset support that only includes +// sc_cthread, but has preliminary hooks for expanding to method and thread +// processes also. +// +// Revision 1.3 2006/01/13 18:44:30 acg +// Added $Log to record CVS changes into the source. + +// Taf! |