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 star103832.cpp -- 2312855Sgabeblack@google.com 2412855Sgabeblack@google.com Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15 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#include <systemc.h> 3912855Sgabeblack@google.com 4012855Sgabeblack@google.comstruct test : sc_module { 4112855Sgabeblack@google.com 4212855Sgabeblack@google.com sc_in<bool> reset; 4312855Sgabeblack@google.com sc_in_clk clk; 4412855Sgabeblack@google.com sc_in<sc_uint<8> > dati; 4512855Sgabeblack@google.com sc_out<sc_uint<8> > dato; 4612855Sgabeblack@google.com sc_out<bool> done; 4712855Sgabeblack@google.com 4812855Sgabeblack@google.com SC_HAS_PROCESS( test ); 4912855Sgabeblack@google.com 5012855Sgabeblack@google.com test (const char *NAME) : sc_module(NAME) { 5112855Sgabeblack@google.com SC_CTHREAD( reset_loop, clk.pos() ); 5212855Sgabeblack@google.com reset_signal_is(reset,true); 5312855Sgabeblack@google.com end_module(); 5412855Sgabeblack@google.com } 5512855Sgabeblack@google.com 5612855Sgabeblack@google.com void tc_mult_8x8(sc_uint<8> A, sc_uint<8> B, sc_uint<16>& Y); 5712855Sgabeblack@google.com void reset_loop(); 5812855Sgabeblack@google.com}; 5912855Sgabeblack@google.com 6012855Sgabeblack@google.comvoid test::tc_mult_8x8(sc_uint<8> A, sc_uint<8> B, sc_uint<16>& Z) { 6112855Sgabeblack@google.com sc_uint<8> MantA; 6212855Sgabeblack@google.com sc_uint<16> MantC; 6312855Sgabeblack@google.com sc_uint<1> SignC, SignA, SignB; 6412855Sgabeblack@google.com sc_uint<8> MantB; 6512855Sgabeblack@google.com if (A == 0 || B == 0) { 6612855Sgabeblack@google.com Z = 0; 6712855Sgabeblack@google.com } else { 6812855Sgabeblack@google.com SignA = A[7]; 6912855Sgabeblack@google.com SignB = B[7]; 7012855Sgabeblack@google.com MantA = SignA ? sc_uint<8>(0 - A) : A; 7112855Sgabeblack@google.com MantB = SignB ? sc_uint<8>(0 - B) : B; 7212855Sgabeblack@google.com MantC = MantA * MantB; 7312855Sgabeblack@google.com SignC = SignA ^ SignB; 7412855Sgabeblack@google.com MantC = SignC ? sc_uint<16>(0 - MantC) : MantC; 7512855Sgabeblack@google.com Z = (SignC, MantC.range(14,0)); 7612855Sgabeblack@google.com } 7712855Sgabeblack@google.com} 7812855Sgabeblack@google.com 7912855Sgabeblack@google.comvoid test::reset_loop() { 8012855Sgabeblack@google.com sc_uint<16> tmp; 8112855Sgabeblack@google.com sc_uint<8> inp; 8212855Sgabeblack@google.com done = 0; 8312855Sgabeblack@google.com dato = 0; 8412855Sgabeblack@google.com tmp = 0; 8512855Sgabeblack@google.com wait(); 8612855Sgabeblack@google.com operational_loop : while (1 != 0) { 8712855Sgabeblack@google.com inp = dati.read(); 8812855Sgabeblack@google.com wait(); 8912855Sgabeblack@google.com tc_mult_8x8( inp, -2, tmp); 9012855Sgabeblack@google.com wait(); 9112855Sgabeblack@google.com done_loop: while (1) { 9212855Sgabeblack@google.com dato = tmp; 9312855Sgabeblack@google.com done = 1; 9412855Sgabeblack@google.com wait(); 9512855Sgabeblack@google.com } 9612855Sgabeblack@google.com } 9712855Sgabeblack@google.com} 9812855Sgabeblack@google.com 99