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Diffstat (limited to 'ext/systemc/src/sysc/kernel/sc_runnable.h')
| -rw-r--r-- | ext/systemc/src/sysc/kernel/sc_runnable.h | 144 |
1 files changed, 144 insertions, 0 deletions
diff --git a/ext/systemc/src/sysc/kernel/sc_runnable.h b/ext/systemc/src/sysc/kernel/sc_runnable.h new file mode 100644 index 000000000..028a9b311 --- /dev/null +++ b/ext/systemc/src/sysc/kernel/sc_runnable.h @@ -0,0 +1,144 @@ +/***************************************************************************** + + 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_runnable.h -- + + Original Author: Martin Janssen, Synopsys, Inc., 2001-05-21 + + CHANGE LOG AT THE END OF THE FILE + *****************************************************************************/ + + +#ifndef SC_RUNNABLE_H +#define SC_RUNNABLE_H + + +#include "sysc/kernel/sc_process.h" + +namespace sc_core { + +//============================================================================= +// CLASS : sc_runnable +// +// Class that manages the ready-to-run queues. +//============================================================================= + +class sc_runnable +{ + + public: + sc_runnable(); + ~sc_runnable(); + + inline void init(); + inline void toggle_methods(); + inline void toggle_threads(); + + inline void remove_method( sc_method_handle ); + inline void remove_thread( sc_thread_handle ); + + inline void execute_method_next( sc_method_handle ); + inline void execute_thread_next( sc_thread_handle ); + + inline void push_back_method( sc_method_handle ); + inline void push_back_thread( sc_thread_handle ); + inline void push_front_method( sc_method_handle ); + inline void push_front_thread( sc_thread_handle ); + + inline bool is_initialized() const; + inline bool is_empty() const; + + inline sc_method_handle pop_method(); + inline sc_thread_handle pop_thread(); + + public: // diagnostics: + void dump() const; + + private: + sc_method_handle m_methods_push_head; + sc_method_handle m_methods_push_tail; + sc_method_handle m_methods_pop; + sc_thread_handle m_threads_push_head; + sc_thread_handle m_threads_push_tail; + sc_thread_handle m_threads_pop; + + private: + // disabled + sc_runnable( const sc_runnable& ); + sc_runnable& operator = ( const sc_runnable& ); +}; + +} // namespace sc_core + +#endif + +/***************************************************************************** + + MODIFICATION LOG - modifiers, enter your name, affiliation, date and + changes you are making here. + + Name, Affiliation, Date: Andy Goodrich, 30 June 2003, Forte Design Systems + Description of Modification: Total rewrite using linked list rather than + fixed vector. + + + Name, Affiliation, Date: Bishnupriya Bhattacharya, Cadence Design Systems, + 25 August, 2003 + Description of Modification: Add tail pointers for m_methods_push and + m_threads_push to maintain the same scheduler + ordering as 2.0.1 + + *****************************************************************************/ + +// $Log: sc_runnable.h,v $ +// Revision 1.9 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 1.8 2011/04/08 18:26:07 acg +// Andy Goodrich: added execute_method_next() to handle method dispatch +// for asynchronous notifications that occur outside the evaluation phase. +// +// Revision 1.7 2011/02/18 20:27:14 acg +// Andy Goodrich: Updated Copyrights. +// +// Revision 1.6 2011/02/13 21:47:38 acg +// Andy Goodrich: update copyright notice. +// +// Revision 1.5 2011/02/02 06:37:03 acg +// Andy Goodrich: removed toggle() method since it is no longer used. +// +// Revision 1.4 2011/02/01 21:09:13 acg +// Andy Goodrich: addition of toggle_methods() and toggle_threads() calls. +// +// Revision 1.3 2011/01/25 20:50:37 acg +// Andy Goodrich: changes for IEEE 1666 2011. +// +// 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 1.3 2006/01/13 18:44:30 acg +// Added $Log to record CVS changes into the source. + +// Taf! |