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Diffstat (limited to 'ext/systemc/src/sysc/datatypes/fx/scfx_pow10.h')
-rw-r--r-- | ext/systemc/src/sysc/datatypes/fx/scfx_pow10.h | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/ext/systemc/src/sysc/datatypes/fx/scfx_pow10.h b/ext/systemc/src/sysc/datatypes/fx/scfx_pow10.h new file mode 100644 index 000000000..c9b278561 --- /dev/null +++ b/ext/systemc/src/sysc/datatypes/fx/scfx_pow10.h @@ -0,0 +1,95 @@ +/***************************************************************************** + + 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. + + *****************************************************************************/ + +/***************************************************************************** + + scfx_pow10.h - + + Original Author: Robert Graulich, Synopsys, Inc. + Martin Janssen, Synopsys, Inc. + + *****************************************************************************/ + +/***************************************************************************** + + MODIFICATION LOG - modifiers, enter your name, affiliation, date and + changes you are making here. + + Name, Affiliation, Date: + Description of Modification: + + *****************************************************************************/ + +// $Log: scfx_pow10.h,v $ +// Revision 1.1.1.1 2006/12/15 20:20:04 acg +// SystemC 2.3 +// +// Revision 1.3 2006/01/13 18:53:58 acg +// Andy Goodrich: added $Log command so that CVS comments are reproduced in +// the source. +// + +#ifndef SCFX_POW10_H +#define SCFX_POW10_H + + +#include "sysc/datatypes/fx/scfx_rep.h" + + +namespace sc_dt +{ + +// classes defined in this module +class scfx_pow10; + + +// ---------------------------------------------------------------------------- +// CLASS : scfx_pow10 +// +// Class to compute (and cache) powers of 10 in arbitrary precision. +// ---------------------------------------------------------------------------- + +const int SCFX_POW10_TABLE_SIZE = 32; + + +class scfx_pow10 +{ + +public: + + scfx_pow10(); + ~scfx_pow10(); + + const scfx_rep operator() ( int ); + +private: + + scfx_rep* pos( int ); + scfx_rep* neg( int ); + + scfx_rep m_pos[SCFX_POW10_TABLE_SIZE]; + scfx_rep m_neg[SCFX_POW10_TABLE_SIZE]; +}; + +} // namespace sc_dt + + +#endif + +// Taf! |