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Diffstat (limited to 'src/systemc/tests/systemc/datatypes/fx/arith_big/add_big.cpp')
| -rw-r--r-- | src/systemc/tests/systemc/datatypes/fx/arith_big/add_big.cpp | 117 |
1 files changed, 117 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/datatypes/fx/arith_big/add_big.cpp b/src/systemc/tests/systemc/datatypes/fx/arith_big/add_big.cpp new file mode 100644 index 000000000..da8c0d7dd --- /dev/null +++ b/src/systemc/tests/systemc/datatypes/fx/arith_big/add_big.cpp @@ -0,0 +1,117 @@ +/***************************************************************************** + + 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. + + *****************************************************************************/ + +/***************************************************************************** + + add_big.cpp -- + + Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15 + + *****************************************************************************/ + +/***************************************************************************** + + MODIFICATION LOG - modifiers, enter your name, affiliation, date and + changes you are making here. + + Name, Affiliation, Date: + Description of Modification: + + *****************************************************************************/ + +// This may look like C code, but it is really -*- C++ -*- +// +// add_big.cxx -- +// Copyright Synopsys 1998 +// Author : Ric Hilderink +// Created On : Fri Jan 15 12:35:43 1999 +// Status : none +// + + +#define SC_INCLUDE_FX +#include "systemc.h" + + +#define SHOW(r, m) \ +out << r.to_string(SC_BIN) << " " << flush; \ +out << r.to_string(SC_HEX) << " " << flush; \ +out << m.to_string(SC_BIN) << " " << flush; \ +out << m.to_string(SC_HEX) << "\n" << flush + + +#define BIG_ARROW(T_op) \ +{ \ + out << "______________________ " #T_op " ______________________\n"; \ + out << "______________________ UP ______________________\n"; \ + sc_fxtype_params fooc(T_WL, T_IWL, SC_RND, SC_SAT); \ + T_op m(1); \ + T_op r(1); \ + int i; \ + for (i = 0; i < T_WL + 10; ++i) \ + { \ + r += r + (r >> 1); \ + SHOW(r, m); \ + m *= 16; \ + } \ + out << "______________________ DOWN ______________________\n"; \ + m = 1; \ + for (i = 0; i < T_WL + 10; ++i) \ + { \ + r -= m; \ + SHOW(r, m); \ + m *= 16; \ + } \ +} + +#define T_FX_FLOAT sc_fxval +#define T_FX_UFIX sc_ufix +#define T_FX_FIX sc_fix +#define T_FX_FIXED sc_fixed<T_WL, T_IWL> +#define T_FX_UFIXED sc_ufixed<T_WL, T_IWL> + +#define THE_BIG_ARROW \ +BIG_ARROW(T_FX_FLOAT) \ +BIG_ARROW(T_FX_UFIX) \ +BIG_ARROW(T_FX_FIX) \ +BIG_ARROW(T_FX_FIXED) \ +BIG_ARROW(T_FX_UFIXED) + + +void add_big(ostream& out) +{ + out.precision(15); + +#define T_WL 16 +#define T_IWL T_WL + out << "************* add_big " << T_WL << " ***************\n"; + THE_BIG_ARROW; +#undef T_WL +#undef T_IWL +#define T_WL 67 +#define T_IWL T_WL + out << "************* add_big " << T_WL << " ***************\n"; + THE_BIG_ARROW; +#undef T_WL +#undef T_IWL +#define T_WL 150 +#define T_IWL T_WL + out << "************* add_big " << T_WL << " ***************\n"; + THE_BIG_ARROW; +} |