1/***************************************************************************** 2 3 Licensed to Accellera Systems Initiative Inc. (Accellera) under one or 4 more contributor license agreements. See the NOTICE file distributed 5 with this work for additional information regarding copyright ownership. 6 Accellera licenses this file to you under the Apache License, Version 2.0 7 (the "License"); you may not use this file except in compliance with the 8 License. You may obtain a copy of the License at 9 10 http://www.apache.org/licenses/LICENSE-2.0 11 12 Unless required by applicable law or agreed to in writing, software 13 distributed under the License is distributed on an "AS IS" BASIS, 14 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 15 implied. See the License for the specific language governing 16 permissions and limitations under the License. 17 18 *****************************************************************************/ 19 20// virtual_bind.cpp -- test for 21// 22// Original Author: John Aynsley, Doulos, Inc. 23// 24// MODIFICATION LOG - modifiers, enter your name, affiliation, date and 25// 26// $Log: virtual_bind.cpp,v $ 27// Revision 1.2 2011/05/08 19:18:46 acg 28// Andy Goodrich: remove extraneous + prefixes from git diff. 29// 30 31// Process control method throw_it 32 33#define SC_INCLUDE_DYNAMIC_PROCESSES 34 35#include <systemc> 36 37using namespace sc_core; 38using std::cout; 39using std::endl; 40 41struct i_f: virtual sc_interface 42{ 43 virtual void meth() = 0; 44}; 45 46struct Chan: i_f, sc_module 47{ 48 int f1; 49 Chan(sc_module_name _name) 50 { 51 f1 = 0; 52 } 53 virtual void meth() { f1 = 1; } 54}; 55 56struct my_port: sc_port<i_f> 57{ 58 void bind(i_f& _if) 59 { 60 sc_assert(false); 61 } 62}; 63 64struct extended_port: my_port 65{ 66 int f2; 67 extended_port() { f2 = 0; } 68 69 void bind(i_f& _if) 70 { 71 sc_port<i_f>::bind(_if); 72 f2 = 1; 73 } 74}; 75 76struct my_export: sc_export<i_f> 77{ 78 void bind(i_f& _if) 79 { 80 sc_assert(false); 81 } 82}; 83 84struct extended_export: my_export 85{ 86 int f3; 87 extended_export() { f3 = 0; } 88 89 void bind(i_f& _if) 90 { 91 sc_export<i_f>::bind(_if); 92 f3 = 1; 93 } 94}; 95 96struct Child: sc_module 97{ 98 extended_port p; 99 extended_export xp; 100 101 Chan chan; 102 103 Child(sc_module_name _name) 104 : chan("chan") 105 { 106 my_export* mxp = static_cast<my_export*>( &xp ); 107 mxp->bind(chan); // bind should be virtual 108 SC_THREAD(T); 109 } 110 111 void T() 112 { 113 p->meth(); 114 } 115 116 SC_HAS_PROCESS(Child); 117}; 118 119struct Top: sc_module 120{ 121 Child *child; 122 Chan chan; 123 124 Top(sc_module_name _name) 125 : chan("chan") 126 { 127 child = new Child("child"); 128 extended_port* ep = &(child->p); 129 my_port* mp = static_cast<my_port*>(ep); 130 mp->bind(chan); // bind should be virtual 131 132 SC_THREAD(T); 133 } 134 135 void T() 136 { 137 child->xp->meth(); 138 } 139 140 SC_HAS_PROCESS(Top); 141}; 142 143int sc_main(int argc, char* argv[]) 144{ 145 Top top("top"); 146 147 sc_start(); 148 149 sc_assert( top.chan.f1 ); 150 sc_assert( top.child->chan.f1 ); 151 sc_assert( top.child->p.f2 ); 152 sc_assert( top.child->xp.f3 ); 153 154 cout << endl << "Success" << endl; 155 return 0; 156} 157 158