blv.cpp revision 12855:588919e0e4aa
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/***************************************************************************** 21 22 blv.cpp -- 23 24 Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15 25 26 *****************************************************************************/ 27 28/***************************************************************************** 29 30 MODIFICATION LOG - modifiers, enter your name, affiliation, date and 31 changes you are making here. 32 33 Name, Affiliation, Date: 34 Description of Modification: 35 36 *****************************************************************************/ 37 38//---------------------------------------------------------- 39// test the basic functionality of sc_bv<> and sc_lv<> 40//---------------------------------------------------------- 41#include "systemc.h" 42#include <time.h> 43#include "isaac.h" 44 45QTIsaac<8> rng; 46 47template<class T> 48void compare(int W) 49{ // functionality verification 50 sc_bv_base x(W); 51 T st; 52 // initialize 53 for(int i=0; i<W; i++) 54 { 55 bool la = (rng.rand()&1) == 0; 56 x[i] = la; 57 st[i] = la; 58 } 59 if(st.to_string()!=x.to_string()) 60 cout<<"\nERROR: x= "<<x<<" st= "<<st<<"\n"<< 61 "st="<<st<<"\nx="<<x<< endl; 62 if( (int) st.xor_reduce()!= x.xor_reduce()) 63 cout<<"\nERROR: st.xor_reduce="<<(short)st.xor_reduce()<<"; x.xor_reduce="<< 64 (short)x.xor_reduce()<<"\n"<< 65 "st="<<st<<"\nx="<<x<< endl; 66 if( (int) x.or_reduce()!=st.or_reduce()) 67 cout<<"\nERROR: st.or_reduce="<<(short)st.or_reduce()<< 68 "; x.or_reduce="<<(short)x.or_reduce()<<"\n"<< 69 "st="<<st<<"\nx="<<x<< endl; 70 if( (int) x.and_reduce()!=st.and_reduce()) 71 cout<<"\nERROR: st.and_reduce="<<(short)st.and_reduce()<< 72 "; x.and_reduce="<<(short)x.and_reduce()<<"\n"<< 73 "st="<<st<<"\nx="<<x<< endl; 74 75 if((st,st).to_string()!=(x,x).to_string()) 76 cout<<"\nERROR: st,st="<<(st,st)<< 77 "; x,x="<<(x,x)<<"\n"<< 78 "st="<<st<<"\nx="<<x<< endl; 79 int first = (int) ( (double) W * ((double)rng.rand() / (double)0x7fffffff)); 80 int second = (int) ( (double) W * ((double)rng.rand() / (double)0x7fffffff)); 81 if(st.range(first,second).to_string()!=x.range(first,second).to_string()) 82 cout<<"st.range("<<first<<","<<second<<")="<<st.range(first,second)<< 83 "; x.range("<<first<<","<<second<<")="<<x.range(first,second)<<"\n"<< 84 "st="<<st<<"\nx="<<x<< endl; 85 86 sc_bv_base bv(2*W); 87 sc_bv_base xv(2*W); 88 bv = (st,st); 89 xv = (x,x); 90 if(bv.to_string()!=xv.to_string()) 91 cout<<"\nERROR: bv(st,st)="<<bv<<"; xv(x,x)="<<xv<<"\n"<< 92 "st="<<st<<"\nx="<<x<< endl; 93 int Len=0; 94 if(first>second) 95 Len = first-second; 96 else 97 Len = second-first; 98 sc_bv_base br(Len+1); 99 sc_bv_base xr(Len+1); 100 br = st.range(first,second); 101 xr = x.range(first,second); 102 if(br.to_string()!=xr.to_string()) 103 { 104 cout<<"\nERROR: br("<<first<<","<<second<<")!= xr("<<first<<","<<second 105 <<")" << endl; 106 br = st.range(first,second); 107 xr = x.range(first,second); 108 cout<<"br="<<br.to_string()<<" xr="<<xr.to_string()<< 109 "st.range="<<st.range(first,second)<<" x.range="<<x.range(first,second)<< 110 "st="<<st<<"\nx="<<x<< endl; 111 } 112 113 // verify assignments 114 long ra = rng.rand(); 115 x = ra; 116 st = ra; 117 if(st.to_string()!=x.to_string()) 118 cout<<"\nERROR (assignment): x= "<<x<<" st= "<<st<<" original long="<<ra 119 << endl; 120} 121 122int sc_main(int, char**) 123{ 124 const int N = 2000; 125 int Seed = rng.rand(); 126 cout<<"\nverifying sc_bv<"<<N<<">" << endl; 127 try{ 128 for(int i=0; i<1000; i++) 129 compare<sc_bv<N> >(N); 130 } 131 catch(...) 132 { 133 cout<<"Test failed due to exception in sc_bv. Seed = "<<Seed<< endl; 134 throw; 135 } 136 try{ 137 cout<<"\nverifying sc_lv<"<<N<<">" << endl; 138 for(int i=0; i<1000; i++) 139 compare<sc_lv<N> >(N); 140 } 141 catch(...) 142 { 143 cout<<"Test failed due to exception in sc_lv. Seed = "<<Seed<< endl; 144 throw; 145 } 146 147 return 0; 148} 149