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Diffstat (limited to 'ext/systemc/src/sysc/kernel/sc_cor.h')
| -rw-r--r-- | ext/systemc/src/sysc/kernel/sc_cor.h | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/ext/systemc/src/sysc/kernel/sc_cor.h b/ext/systemc/src/sysc/kernel/sc_cor.h new file mode 100644 index 000000000..49892ca7a --- /dev/null +++ b/ext/systemc/src/sysc/kernel/sc_cor.h @@ -0,0 +1,157 @@ +/***************************************************************************** + + 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_cor.h -- Coroutine abstract base classes. + + Original Author: Martin Janssen, Synopsys, Inc., 2001-12-18 + + CHANGE LOG AT THE END OF THE FILE + *****************************************************************************/ + + +#ifndef SC_COR_H +#define SC_COR_H + + +#include <cassert> +#include <cstdlib> + +namespace sc_core { + +class sc_simcontext; + + +// ---------------------------------------------------------------------------- +// TYPEDEF : sc_cor_fn +// +// Function type for creating coroutines. +// ---------------------------------------------------------------------------- + +typedef void (sc_cor_fn)( void* ); + + +// ---------------------------------------------------------------------------- +// CLASS : sc_cor +// +// Coroutine abstract base class. +// ---------------------------------------------------------------------------- + +class sc_cor +{ +protected: + + // constructor + sc_cor() {} + +public: + + // destructor + virtual ~sc_cor() {} + + // switch stack protection on/off + virtual void stack_protect( bool /* enable */ ) {} + +private: + + // disabled + sc_cor( const sc_cor& ); + sc_cor& operator = ( const sc_cor& ); +}; + + +// ---------------------------------------------------------------------------- +// CLASS : sc_cor_pkg +// +// Coroutine package abstract base class. +// ---------------------------------------------------------------------------- + +class sc_cor_pkg +{ +public: + + // constructor + sc_cor_pkg( sc_simcontext* simc ) + : m_simc( simc ) { assert( simc != 0 ); } + + // destructor + virtual ~sc_cor_pkg() {} + + // create a new coroutine + virtual sc_cor* create( + std::size_t stack_size, sc_cor_fn* fn, void* arg ) = 0; + + // yield to the next coroutine + virtual void yield( sc_cor* next_cor ) = 0; + + // abort the current coroutine (and resume the next coroutine) + virtual void abort( sc_cor* next_cor ) = 0; + + // get the main coroutine + virtual sc_cor* get_main() = 0; + + // get the simulation context + sc_simcontext* simcontext() + { return m_simc; } + +private: + + sc_simcontext* m_simc; + +private: + + // disabled + sc_cor_pkg(); + sc_cor_pkg( const sc_cor_pkg& ); + sc_cor_pkg& operator = ( const sc_cor_pkg& ); +}; + +} // namespace sc_core + +// $Log: sc_cor.h,v $ +// Revision 1.7 2011/08/26 20:46:09 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 1.6 2011/08/15 16:43:24 acg +// Torsten Maehne: changes to remove unused argument warnings. +// +// Revision 1.5 2011/02/18 20:27:14 acg +// Andy Goodrich: Updated Copyrights. +// +// Revision 1.4 2011/02/13 21:47:37 acg +// Andy Goodrich: update copyright notice. +// +// Revision 1.3 2011/01/19 23:21:49 acg +// Andy Goodrich: changes for IEEE 1666 2011 +// +// Revision 1.2 2008/05/22 17:06:24 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 18:44:29 acg +// Added $Log to record CVS changes into the source. +// + +#endif + +// Taf! |