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 hwsw.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.comstatic int randa[] = { 3278, 3420, 1349, 13491, 9234028, 234902, 4112855Sgabeblack@google.com 13971, 1498710, 1348179, 1389810, 190101, 92384 }; 4212855Sgabeblack@google.comstatic int randb[] = { 1349, 20893, 2090092, 8813, 87472, 73231, 4312855Sgabeblack@google.com 59413, 42713, 3192, 45653, 565643, 78931, 573231 }; 4412855Sgabeblack@google.comstatic int randc[] = { 3419, 82093, 9013, 1831, 74372, 233861, 4512855Sgabeblack@google.com 421313, 47823, 3902192, 93245653, 77565643, 77234, 10192 }; 4612855Sgabeblack@google.com 4712855Sgabeblack@google.comSC_MODULE( adder_sub ) 4812855Sgabeblack@google.com{ 4912855Sgabeblack@google.com SC_HAS_PROCESS( adder_sub ); 5012855Sgabeblack@google.com 5112855Sgabeblack@google.com sc_in_clk clk; 5212855Sgabeblack@google.com 5312855Sgabeblack@google.com sc_fifo<int>& Sa; //input 5412855Sgabeblack@google.com sc_fifo<int>& Sb; //input 5512855Sgabeblack@google.com sc_fifo<int>& Sc; //input 5612855Sgabeblack@google.com sc_fifo<int>& Sd; //output 5712855Sgabeblack@google.com sc_fifo<int>& Ssum; //output 5812855Sgabeblack@google.com 5912855Sgabeblack@google.com // constructor 6012855Sgabeblack@google.com adder_sub( sc_module_name NAME, 6112855Sgabeblack@google.com sc_clock& CLK, 6212855Sgabeblack@google.com sc_fifo<int>& SA, 6312855Sgabeblack@google.com sc_fifo<int>& SB, 6412855Sgabeblack@google.com sc_fifo<int>& SC, 6512855Sgabeblack@google.com sc_fifo<int>& SD, 6612855Sgabeblack@google.com sc_fifo<int>& SSUM ) 6712855Sgabeblack@google.com : Sa(SA), Sb(SB), Sc(SC), Sd(SD), Ssum(SSUM) 6812855Sgabeblack@google.com { 6912855Sgabeblack@google.com clk(CLK); 7012855Sgabeblack@google.com SC_THREAD( entry ); 7112855Sgabeblack@google.com sensitive << clk.pos(); 7212855Sgabeblack@google.com } 7312855Sgabeblack@google.com 7412855Sgabeblack@google.com // Process functionality in member function below 7512855Sgabeblack@google.com void entry(); 7612855Sgabeblack@google.com}; 7712855Sgabeblack@google.com 7812855Sgabeblack@google.com 7912855Sgabeblack@google.comint add(int a, int b) 8012855Sgabeblack@google.com{ 8112855Sgabeblack@google.com return (a + b); 8212855Sgabeblack@google.com} 8312855Sgabeblack@google.com 8412855Sgabeblack@google.comvoid adder_sub::entry() 8512855Sgabeblack@google.com{ 8612855Sgabeblack@google.com int sum; 8712855Sgabeblack@google.com int a, b, c, d; 8812855Sgabeblack@google.com 8912855Sgabeblack@google.com while (true) { 9012855Sgabeblack@google.com // Read inputs 9112855Sgabeblack@google.com a = Sa.read(); 9212855Sgabeblack@google.com b = Sb.read(); 9312855Sgabeblack@google.com c = Sc.read(); 9412855Sgabeblack@google.com 9512855Sgabeblack@google.com // Perform the computation. 9612855Sgabeblack@google.com sum = add(a, b); 9712855Sgabeblack@google.com sum = add(sum, c); 9812855Sgabeblack@google.com d = a - b; 9912855Sgabeblack@google.com 10012855Sgabeblack@google.com // Write outputs 10112855Sgabeblack@google.com Ssum.write(sum); 10212855Sgabeblack@google.com Sd.write(d); 10312855Sgabeblack@google.com // Loop back to do { wait(); } while . 10412855Sgabeblack@google.com } 10512855Sgabeblack@google.com 10612855Sgabeblack@google.com} // end of entry function 10712855Sgabeblack@google.com 10812855Sgabeblack@google.comSC_MODULE( testbench ) 10912855Sgabeblack@google.com{ 11012855Sgabeblack@google.com SC_HAS_PROCESS( testbench ); 11112855Sgabeblack@google.com 11212855Sgabeblack@google.com sc_in_clk clk; 11312855Sgabeblack@google.com 11412855Sgabeblack@google.com sc_fifo<int>& Ssum; //input 11512855Sgabeblack@google.com sc_fifo<int>& Sdiff; //input 11612855Sgabeblack@google.com sc_fifo<int>& Sa; //output 11712855Sgabeblack@google.com sc_fifo<int>& Sb; //output 11812855Sgabeblack@google.com sc_fifo<int>& Sc; //output 11912855Sgabeblack@google.com 12012855Sgabeblack@google.com // constructor 12112855Sgabeblack@google.com testbench( sc_module_name NAME, 12212855Sgabeblack@google.com sc_clock& CLK, 12312855Sgabeblack@google.com sc_fifo<int>& SSUM, 12412855Sgabeblack@google.com sc_fifo<int>& SDIFF, 12512855Sgabeblack@google.com sc_fifo<int>& SA, 12612855Sgabeblack@google.com sc_fifo<int>& SB, 12712855Sgabeblack@google.com sc_fifo<int>& SC ) 12812855Sgabeblack@google.com : Ssum(SSUM), Sdiff(SDIFF), Sa(SA), Sb(SB), Sc(SC) 12912855Sgabeblack@google.com { 13012855Sgabeblack@google.com clk(CLK); 13112855Sgabeblack@google.com SC_THREAD( entry ); 13212855Sgabeblack@google.com sensitive << clk.pos(); 13312855Sgabeblack@google.com } 13412855Sgabeblack@google.com 13512855Sgabeblack@google.com // Process functionality in member function below 13612855Sgabeblack@google.com void entry(); 13712855Sgabeblack@google.com}; 13812855Sgabeblack@google.com 13912855Sgabeblack@google.com 14012855Sgabeblack@google.comvoid testbench::entry() 14112855Sgabeblack@google.com{ 14212855Sgabeblack@google.com int a, b, c, d; 14312855Sgabeblack@google.com int sum; 14412855Sgabeblack@google.com int i; 14512855Sgabeblack@google.com char buf[BUFSIZ]; 14612855Sgabeblack@google.com 14712855Sgabeblack@google.com for (i=0; i < 10; i++) { 14812855Sgabeblack@google.com a = randa[i % (sizeof(randa)/sizeof(randa[0]))] & 0x0ff; 14912855Sgabeblack@google.com b = randb[i % (sizeof(randb)/sizeof(randb[0]))] & 0x0ff; 15012855Sgabeblack@google.com c = randc[i % (sizeof(randc)/sizeof(randc[0]))] & 0x0ff; 15112855Sgabeblack@google.com 15212855Sgabeblack@google.com Sa.write(a); 15312855Sgabeblack@google.com Sb.write(b); 15412855Sgabeblack@google.com Sc.write(c); 15512855Sgabeblack@google.com sum = Ssum.read(); 15612855Sgabeblack@google.com d = Sdiff.read(); 15712855Sgabeblack@google.com // printf("A = %d, B = %d, C = %d, D = %d, SUM = %d\n", a, b, c, d, sum); 15812855Sgabeblack@google.com sprintf(buf, "A = %d, B = %d, C = %d, D = %d, SUM = %d\n", a, b, c, d, sum); 15912855Sgabeblack@google.com cout << buf; 16012855Sgabeblack@google.com } 16112855Sgabeblack@google.com sc_stop(); 16212855Sgabeblack@google.com 16312855Sgabeblack@google.com} // end of entry function 16412855Sgabeblack@google.com 16512855Sgabeblack@google.com// Main routine 16612855Sgabeblack@google.com 16712855Sgabeblack@google.comint sc_main(int ac, char *av[]) 16812855Sgabeblack@google.com{ 16912855Sgabeblack@google.com sc_fifo<int> a; 17012855Sgabeblack@google.com sc_fifo<int> b; 17112855Sgabeblack@google.com sc_fifo<int> c; 17212855Sgabeblack@google.com sc_fifo<int> d; 17312855Sgabeblack@google.com sc_fifo<int> sum; 17412855Sgabeblack@google.com sc_clock clock("Clock", 10, SC_NS, 0.5, 0, SC_NS, 0); 17512855Sgabeblack@google.com 17612855Sgabeblack@google.com testbench T("TB", clock, sum, d, a, b, c); 17712855Sgabeblack@google.com adder_sub AS("AS", clock, a, b, c, d, sum); 17812855Sgabeblack@google.com 17912855Sgabeblack@google.com sc_start(); 18012855Sgabeblack@google.com return 0; 18112855Sgabeblack@google.com} 182