112855Sgabeblack@google.com/***************************************************************************** 212855Sgabeblack@google.com 312855Sgabeblack@google.com Licensed to Accellera Systems Initiative Inc. (Accellera) under one or 412855Sgabeblack@google.com more contributor license agreements. See the NOTICE file distributed 512855Sgabeblack@google.com with this work for additional information regarding copyright ownership. 612855Sgabeblack@google.com Accellera licenses this file to you under the Apache License, Version 2.0 712855Sgabeblack@google.com (the "License"); you may not use this file except in compliance with the 812855Sgabeblack@google.com License. You may obtain a copy of the License at 912855Sgabeblack@google.com 1012855Sgabeblack@google.com http://www.apache.org/licenses/LICENSE-2.0 1112855Sgabeblack@google.com 1212855Sgabeblack@google.com Unless required by applicable law or agreed to in writing, software 1312855Sgabeblack@google.com distributed under the License is distributed on an "AS IS" BASIS, 1412855Sgabeblack@google.com WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 1512855Sgabeblack@google.com implied. See the License for the specific language governing 1612855Sgabeblack@google.com permissions and limitations under the License. 1712855Sgabeblack@google.com 1812855Sgabeblack@google.com *****************************************************************************/ 1912855Sgabeblack@google.com 2012855Sgabeblack@google.com/***************************************************************************** 2112855Sgabeblack@google.com 2212855Sgabeblack@google.com bitwidth.cpp -- 2312855Sgabeblack@google.com 2412855Sgabeblack@google.com Original Author: Rocco Jonack, Synopsys, Inc., 1999-07-30 2512855Sgabeblack@google.com 2612855Sgabeblack@google.com *****************************************************************************/ 2712855Sgabeblack@google.com 2812855Sgabeblack@google.com/***************************************************************************** 2912855Sgabeblack@google.com 3012855Sgabeblack@google.com MODIFICATION LOG - modifiers, enter your name, affiliation, date and 3112855Sgabeblack@google.com changes you are making here. 3212855Sgabeblack@google.com 3312855Sgabeblack@google.com Name, Affiliation, Date: 3412855Sgabeblack@google.com Description of Modification: 3512855Sgabeblack@google.com 3612855Sgabeblack@google.com *****************************************************************************/ 3712855Sgabeblack@google.com 3812855Sgabeblack@google.com 3912855Sgabeblack@google.com#include "bitwidth.h" 4012855Sgabeblack@google.com 4112855Sgabeblack@google.comvoid bitwidth::entry(){ 4212855Sgabeblack@google.com 4312855Sgabeblack@google.com sc_bigint<4> tmp1; 4412855Sgabeblack@google.com sc_biguint<4> tmp2; 4512855Sgabeblack@google.com sc_bigint<6> tmp3; 4612855Sgabeblack@google.com sc_biguint<6> tmp4; 4712855Sgabeblack@google.com sc_bigint<8> tmp5; 4812855Sgabeblack@google.com sc_biguint<8> tmp6; 4912855Sgabeblack@google.com 5012855Sgabeblack@google.com // reset_loop 5112855Sgabeblack@google.com if (reset.read() == true) { 5212855Sgabeblack@google.com out_valid.write(false); 5312855Sgabeblack@google.com wait(); 5412855Sgabeblack@google.com } else wait(); 5512855Sgabeblack@google.com 5612855Sgabeblack@google.com // 5712855Sgabeblack@google.com // main loop 5812855Sgabeblack@google.com // 5912855Sgabeblack@google.com // 6012855Sgabeblack@google.com while(1) { 6112855Sgabeblack@google.com while(in_valid.read()==false) wait(); 6212855Sgabeblack@google.com wait(); 6312855Sgabeblack@google.com 6412855Sgabeblack@google.com //reading the inputs 6512855Sgabeblack@google.com tmp1 = in_value1.read(); 6612855Sgabeblack@google.com tmp2 = in_value2.read(); 6712855Sgabeblack@google.com tmp3 = in_value3.read(); 6812855Sgabeblack@google.com tmp4 = in_value4.read(); 6912855Sgabeblack@google.com tmp5 = in_value5.read(); 7012855Sgabeblack@google.com tmp6 = in_value6.read(); 7112855Sgabeblack@google.com 7212855Sgabeblack@google.com //execute simple operations 7312855Sgabeblack@google.com // expected bitwidth 4 4 4 signed 7412855Sgabeblack@google.com tmp1 = tmp1 << tmp2; 7512855Sgabeblack@google.com // expected bitwidth 4 6 6 signed 7612855Sgabeblack@google.com tmp3 = tmp1 << tmp2; 7712855Sgabeblack@google.com // expected bitwidth 4 4 6 signed 7812855Sgabeblack@google.com tmp6 = tmp2 << tmp6; 7912855Sgabeblack@google.com // expected bitwidth 8 8 6 signed 8012855Sgabeblack@google.com tmp4 = tmp5 << tmp6; 8112855Sgabeblack@google.com // expected bitwidth 6 8 4 unsigned 8212855Sgabeblack@google.com tmp2 = tmp4 << tmp6; 8312855Sgabeblack@google.com wait(); 8412855Sgabeblack@google.com 8512855Sgabeblack@google.com // write outputs 8612855Sgabeblack@google.com out_value1.write(tmp1); 8712855Sgabeblack@google.com out_value2.write(tmp2); 8812855Sgabeblack@google.com out_value3.write(tmp3); 8912855Sgabeblack@google.com out_value4.write(tmp4); 9012855Sgabeblack@google.com out_value5.write(tmp5); 9112855Sgabeblack@google.com out_value6.write(tmp6); 9212855Sgabeblack@google.com out_valid.write(true); 9312855Sgabeblack@google.com wait(); 9412855Sgabeblack@google.com out_valid.write(false); 9512855Sgabeblack@google.com wait(); 9612855Sgabeblack@google.com } 9712855Sgabeblack@google.com} 9812855Sgabeblack@google.com 9912855Sgabeblack@google.com// EOF 10012855Sgabeblack@google.com 101