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 test1.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/* 3912855Sgabeblack@google.com Corner case testing for new scheduler. 4012855Sgabeblack@google.com Case 1. Checking triggering of a sc_async/sc_aproc 4112855Sgabeblack@google.com vis-a-vis a synchronous process. 4212855Sgabeblack@google.com This test checks to ensure that a synch. and async. sensitive 4312855Sgabeblack@google.com to a clock are triggered correctly. 4412855Sgabeblack@google.com */ 4512855Sgabeblack@google.com 4612855Sgabeblack@google.com#include "systemc.h" 4712855Sgabeblack@google.com 4812855Sgabeblack@google.comSC_MODULE( syncproc ) 4912855Sgabeblack@google.com{ 5012855Sgabeblack@google.com SC_HAS_PROCESS( syncproc ); 5112855Sgabeblack@google.com 5212855Sgabeblack@google.com sc_in<bool> clk; 5312855Sgabeblack@google.com 5412855Sgabeblack@google.com const sc_signal<int>& in1; 5512855Sgabeblack@google.com const sc_signal<int>& in2; 5612855Sgabeblack@google.com sc_signal<int>& out; 5712855Sgabeblack@google.com 5812855Sgabeblack@google.com syncproc(sc_module_name NAME, 5912855Sgabeblack@google.com sc_signal_in_if<bool>& CLK, 6012855Sgabeblack@google.com const sc_signal<int>& IN1, 6112855Sgabeblack@google.com const sc_signal<int>& IN2, 6212855Sgabeblack@google.com sc_signal<int>& OUT_) 6312855Sgabeblack@google.com : in1(IN1), in2(IN2), out(OUT_) 6412855Sgabeblack@google.com { 6512855Sgabeblack@google.com SC_CTHREAD( entry, clk.pos() ); 6612855Sgabeblack@google.com clk(CLK); 6712855Sgabeblack@google.com out = 0; 6812855Sgabeblack@google.com } 6912855Sgabeblack@google.com 7012855Sgabeblack@google.com void entry() 7112855Sgabeblack@google.com { 7212855Sgabeblack@google.com int i = 100; 7312855Sgabeblack@google.com while (true) { 7412855Sgabeblack@google.com out = i; 7512855Sgabeblack@google.com wait(); 7612855Sgabeblack@google.com while (in1.read() != i) { 7712855Sgabeblack@google.com cout << "Sync: Value written = " << i << " value1 read = " << in1.read() << " value2 read = " << in2.read() << endl; 7812855Sgabeblack@google.com wait(); 7912855Sgabeblack@google.com cout << "Waited one cycle\n" << endl; 8012855Sgabeblack@google.com } 8112855Sgabeblack@google.com i++; 8212855Sgabeblack@google.com } 8312855Sgabeblack@google.com } 8412855Sgabeblack@google.com}; 8512855Sgabeblack@google.com 8612855Sgabeblack@google.comSC_MODULE( asyncproc ) 8712855Sgabeblack@google.com{ 8812855Sgabeblack@google.com SC_HAS_PROCESS( asyncproc ); 8912855Sgabeblack@google.com 9012855Sgabeblack@google.com const sc_signal<int>& in; 9112855Sgabeblack@google.com sc_signal<int>& out; 9212855Sgabeblack@google.com sc_in<bool> clock; 9312855Sgabeblack@google.com 9412855Sgabeblack@google.com asyncproc(sc_module_name NAME, 9512855Sgabeblack@google.com const sc_signal<int>& IN_, 9612855Sgabeblack@google.com sc_signal<int>& OUT_, 9712855Sgabeblack@google.com sc_signal_in_if<bool>& CLOCK) 9812855Sgabeblack@google.com : in(IN_), out(OUT_) 9912855Sgabeblack@google.com { 10012855Sgabeblack@google.com out = 0; 10112855Sgabeblack@google.com clock(CLOCK); 10212855Sgabeblack@google.com SC_THREAD( entry ); 10312855Sgabeblack@google.com sensitive << clock.pos(); 10412855Sgabeblack@google.com } 10512855Sgabeblack@google.com 10612855Sgabeblack@google.com void entry() 10712855Sgabeblack@google.com { 10812855Sgabeblack@google.com wait(); 10912855Sgabeblack@google.com while (true) { 11012855Sgabeblack@google.com if (clock.posedge()) { 11112855Sgabeblack@google.com out = in; 11212855Sgabeblack@google.com cout << "AsyncProc: Value read = " << in.read() << endl; 11312855Sgabeblack@google.com } 11412855Sgabeblack@google.com else { 11512855Sgabeblack@google.com cout << "Error" << endl; 11612855Sgabeblack@google.com } 11712855Sgabeblack@google.com wait(); 11812855Sgabeblack@google.com } 11912855Sgabeblack@google.com } 12012855Sgabeblack@google.com}; 12112855Sgabeblack@google.com 12212855Sgabeblack@google.comSC_MODULE( asyncblock ) 12312855Sgabeblack@google.com{ 12412855Sgabeblack@google.com SC_HAS_PROCESS( asyncblock ); 12512855Sgabeblack@google.com 12612855Sgabeblack@google.com const sc_signal<int>& in; 12712855Sgabeblack@google.com sc_signal<int>& out; 12812855Sgabeblack@google.com sc_in<bool> clock; 12912855Sgabeblack@google.com 13012855Sgabeblack@google.com asyncblock(sc_module_name NAME, 13112855Sgabeblack@google.com const sc_signal<int>& IN_, 13212855Sgabeblack@google.com sc_signal<int>& OUT_, 13312855Sgabeblack@google.com sc_signal_in_if<bool>& CLOCK) 13412855Sgabeblack@google.com : in(IN_), out(OUT_) 13512855Sgabeblack@google.com { 13612855Sgabeblack@google.com clock(CLOCK); 13712855Sgabeblack@google.com out = 0; 13812855Sgabeblack@google.com SC_METHOD( entry ); 13912855Sgabeblack@google.com sensitive << clock; 14012855Sgabeblack@google.com } 14112855Sgabeblack@google.com 14212855Sgabeblack@google.com void entry() 14312855Sgabeblack@google.com { 14412855Sgabeblack@google.com if (clock.posedge()) { 14512855Sgabeblack@google.com out = in; 14612855Sgabeblack@google.com cout << "AsyncBlock: Value read = " << in.read() << endl; 14712855Sgabeblack@google.com } 14812855Sgabeblack@google.com else { 14912855Sgabeblack@google.com cout << "Seen other edge" << endl; 15012855Sgabeblack@google.com } 15112855Sgabeblack@google.com } 15212855Sgabeblack@google.com}; 15312855Sgabeblack@google.com 15412855Sgabeblack@google.com 15512855Sgabeblack@google.comint 15612855Sgabeblack@google.comsc_main(int ac, char *av[]) 15712855Sgabeblack@google.com{ 15812855Sgabeblack@google.com sc_signal<int> a, b, c; 15912855Sgabeblack@google.com 16012855Sgabeblack@google.com sc_clock clock("Clock", 20, SC_NS, 0.5); 16112855Sgabeblack@google.com 16212855Sgabeblack@google.com syncproc P1("P1", clock, a, b, c); 16312855Sgabeblack@google.com asyncproc P2("P2", c, a, clock); 16412855Sgabeblack@google.com asyncblock P3("P3", c, b, clock); 16512855Sgabeblack@google.com 16612855Sgabeblack@google.com sc_trace_file *tf = sc_create_vcd_trace_file("systemc"); 16712855Sgabeblack@google.com tf->set_time_unit(1, SC_NS); 16812855Sgabeblack@google.com sc_trace(tf, a, "SYNC-IN1"); 16912855Sgabeblack@google.com sc_trace(tf, b, "SYNC-IN2"); 17012855Sgabeblack@google.com sc_trace(tf, c, "SYNC2-OUT"); 17112855Sgabeblack@google.com sc_trace(tf, clock, "Clock"); 17212855Sgabeblack@google.com 17312855Sgabeblack@google.com sc_start(160, SC_NS); 17412855Sgabeblack@google.com return 0; 17512855Sgabeblack@google.com 17612855Sgabeblack@google.com} 177