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Diffstat (limited to 'ext/systemc/src/sysc/kernel/sc_macros.h')
| -rw-r--r-- | ext/systemc/src/sysc/kernel/sc_macros.h | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/ext/systemc/src/sysc/kernel/sc_macros.h b/ext/systemc/src/sysc/kernel/sc_macros.h new file mode 100644 index 000000000..baa6d6e3b --- /dev/null +++ b/ext/systemc/src/sysc/kernel/sc_macros.h @@ -0,0 +1,136 @@ +/***************************************************************************** + + 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_macros.h -- Miscellaneous definitions that are needed by the headers. + + Original Author: Stan Y. Liao, Synopsys, Inc. + + CHANGE LOG AT THE END OF THE FILE + *****************************************************************************/ + + +#ifndef SC_MACROS_H +#define SC_MACROS_H + + +namespace sc_dt { + +template <class T> +inline +const T +sc_min( const T& a, const T& b ) +{ + return ( ( a <= b ) ? a : b ); +} + +template <class T> +inline +const T +sc_max( const T& a, const T& b ) +{ + return ( ( a >= b ) ? a : b ); +} + +template <class T> +inline +const T +sc_abs( const T& a ) +{ + // return ( a >= 0 ? a : -a ); + // the code below is functionaly the same as the code above; the + // difference is that the code below works for all arithmetic + // SystemC datatypes. + T z( a ); + z = 0; + if( a >= z ) { + return a; + } else { + T c( a ); + c = -a; + return c; + } +} + +} // namespace sc_dt + +namespace sc_core { + +// token stringification + +#define SC_STRINGIFY_HELPER_( Arg ) \ + SC_STRINGIFY_HELPER_DEFERRED_( Arg ) +#define SC_STRINGIFY_HELPER_DEFERRED_( Arg ) \ + SC_STRINGIFY_HELPER_MORE_DEFERRED_( Arg ) +#define SC_STRINGIFY_HELPER_MORE_DEFERRED_( Arg ) \ + #Arg + + +// token concatenation + +#define SC_CONCAT_HELPER_( a, b ) \ + SC_CONCAT_HELPER_DEFERRED_( a, b ) +#define SC_CONCAT_HELPER_DEFERRED_( a, b ) \ + SC_CONCAT_HELPER_MORE_DEFERRED_( a,b ) +#define SC_CONCAT_HELPER_MORE_DEFERRED_( a, b ) \ + a ## b +#define SC_CONCAT_UNDERSCORE_( a, b ) \ + SC_CONCAT_HELPER_( a, SC_CONCAT_HELPER_( _, b ) ) + +/* + * These help debugging -- + * -- user can find out where each process is stopped at. + */ + +#define WAIT() \ + ::sc_core::sc_set_location( __FILE__, __LINE__ ); \ + ::sc_core::wait() + +#define WAITN(n) \ + ::sc_core::sc_set_location( __FILE__, __LINE__ ); \ + ::sc_core::wait(n) + +#define WAIT_UNTIL(expr) \ + ::sc_core::sc_set_location( __FILE__, __LINE__ ); \ + do { ::sc_core::wait(); } while( !(expr) ) + +} // namespace sc_core + +// $Log: sc_macros.h,v $ +// Revision 1.5 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 1.4 2011/02/18 20:27:14 acg +// Andy Goodrich: Updated Copyrights. +// +// Revision 1.3 2011/02/13 21:47:37 acg +// Andy Goodrich: update copyright notice. +// +// Revision 1.2 2008/05/22 17:06:25 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 |