sc_main.cc revision 13498
113373Sgabeblack@google.com/* 213373Sgabeblack@google.com * Copyright 2018 Google, Inc. 313373Sgabeblack@google.com * 413373Sgabeblack@google.com * Redistribution and use in source and binary forms, with or without 513373Sgabeblack@google.com * modification, are permitted provided that the following conditions are 613373Sgabeblack@google.com * met: redistributions of source code must retain the above copyright 713373Sgabeblack@google.com * notice, this list of conditions and the following disclaimer; 813373Sgabeblack@google.com * redistributions in binary form must reproduce the above copyright 913373Sgabeblack@google.com * notice, this list of conditions and the following disclaimer in the 1013373Sgabeblack@google.com * documentation and/or other materials provided with the distribution; 1113373Sgabeblack@google.com * neither the name of the copyright holders nor the names of its 1213373Sgabeblack@google.com * contributors may be used to endorse or promote products derived from 1313373Sgabeblack@google.com * this software without specific prior written permission. 1413373Sgabeblack@google.com * 1513373Sgabeblack@google.com * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1613373Sgabeblack@google.com * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1713373Sgabeblack@google.com * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1813373Sgabeblack@google.com * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 1913373Sgabeblack@google.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2013373Sgabeblack@google.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2113373Sgabeblack@google.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2213373Sgabeblack@google.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2313373Sgabeblack@google.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2413373Sgabeblack@google.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2513373Sgabeblack@google.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2613373Sgabeblack@google.com * 2713373Sgabeblack@google.com * Authors: Gabe Black 2813373Sgabeblack@google.com */ 2913373Sgabeblack@google.com 3013373Sgabeblack@google.com#include <vector> 3113373Sgabeblack@google.com 3213373Sgabeblack@google.com#include "base/trace.hh" 3313373Sgabeblack@google.com 3413373Sgabeblack@google.com#include "systemc/ext/systemc" 3513373Sgabeblack@google.com 3613373Sgabeblack@google.comclass Printer : public sc_core::sc_module 3713373Sgabeblack@google.com{ 3813373Sgabeblack@google.com public: 3913373Sgabeblack@google.com sc_core::sc_in<const char *> input; 4013373Sgabeblack@google.com 4113373Sgabeblack@google.com SC_CTOR(Printer) 4213373Sgabeblack@google.com { 4313373Sgabeblack@google.com SC_THREAD(print); 4413373Sgabeblack@google.com } 4513373Sgabeblack@google.com 4613498Snikos.nikoleris@arm.com using sc_core::sc_object::print; 4713373Sgabeblack@google.com void 4813373Sgabeblack@google.com print() 4913373Sgabeblack@google.com { 5013373Sgabeblack@google.com int i = 0; 5113373Sgabeblack@google.com while (true) { 5213373Sgabeblack@google.com wait(input.value_changed_event()); 5313373Sgabeblack@google.com DPRINTFN("Word %d: %s\n", i++, input.read()); 5413373Sgabeblack@google.com } 5513373Sgabeblack@google.com } 5613373Sgabeblack@google.com}; 5713373Sgabeblack@google.com 5813373Sgabeblack@google.comclass Feeder : public sc_core::sc_module 5913373Sgabeblack@google.com{ 6013373Sgabeblack@google.com public: 6113373Sgabeblack@google.com sc_core::sc_in<bool> clk; 6213373Sgabeblack@google.com sc_core::sc_out<const char *> output; 6313373Sgabeblack@google.com 6413373Sgabeblack@google.com std::vector<const char *> strings; 6513373Sgabeblack@google.com 6613373Sgabeblack@google.com SC_HAS_PROCESS(Feeder); 6713373Sgabeblack@google.com Feeder(sc_core::sc_module_name, std::vector<const char *> _strings) : 6813373Sgabeblack@google.com strings(_strings) 6913373Sgabeblack@google.com { 7013373Sgabeblack@google.com SC_THREAD(feed); 7113373Sgabeblack@google.com sensitive << clk.pos(); 7213373Sgabeblack@google.com } 7313373Sgabeblack@google.com 7413373Sgabeblack@google.com void 7513373Sgabeblack@google.com feed() 7613373Sgabeblack@google.com { 7713373Sgabeblack@google.com int i = 0; 7813373Sgabeblack@google.com while (true) { 7913373Sgabeblack@google.com wait(); 8013373Sgabeblack@google.com if (i >= strings.size()) 8113373Sgabeblack@google.com sc_core::sc_stop(); 8213373Sgabeblack@google.com else 8313373Sgabeblack@google.com output = strings[i]; 8413373Sgabeblack@google.com i++; 8513373Sgabeblack@google.com } 8613373Sgabeblack@google.com } 8713373Sgabeblack@google.com}; 8813373Sgabeblack@google.com 8913373Sgabeblack@google.comint 9013373Sgabeblack@google.comsc_main(int argc, char *argv[]) 9113373Sgabeblack@google.com{ 9213373Sgabeblack@google.com std::vector<const char *> strings; 9313373Sgabeblack@google.com for (int i = 0; i < argc; i++) 9413373Sgabeblack@google.com strings.push_back(argv[i]); 9513373Sgabeblack@google.com 9613373Sgabeblack@google.com sc_core::sc_clock clk; 9713373Sgabeblack@google.com sc_core::sc_buffer<const char *> buf; 9813373Sgabeblack@google.com 9913373Sgabeblack@google.com Feeder feeder("feeder", strings); 10013373Sgabeblack@google.com feeder.clk(clk); 10113373Sgabeblack@google.com feeder.output(buf); 10213373Sgabeblack@google.com 10313373Sgabeblack@google.com Printer printer("printer"); 10413373Sgabeblack@google.com printer.input(buf); 10513373Sgabeblack@google.com 10613373Sgabeblack@google.com sc_core::sc_start(); 10713373Sgabeblack@google.com 10813373Sgabeblack@google.com return 0; 10913373Sgabeblack@google.com} 110