1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
/*****************************************************************************
Licensed to Accellera Systems Initiative Inc. (Accellera) under one or
more contributor license agreements. See the NOTICE file distributed
with this work for additional information regarding copyright ownership.
Accellera licenses this file to you under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with the
License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
implied. See the License for the specific language governing
permissions and limitations under the License.
*****************************************************************************/
/*****************************************************************************
blv.cpp --
Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15
*****************************************************************************/
/*****************************************************************************
MODIFICATION LOG - modifiers, enter your name, affiliation, date and
changes you are making here.
Name, Affiliation, Date:
Description of Modification:
*****************************************************************************/
//----------------------------------------------------------
// test the basic functionality of sc_bv<> and sc_lv<>
//----------------------------------------------------------
#include "systemc.h"
#include <time.h>
#include "isaac.h"
QTIsaac<8> rng;
template<class T>
void compare(int W)
{ // functionality verification
sc_bv_base x(W);
T st;
// initialize
for(int i=0; i<W; i++)
{
bool la = (rng.rand()&1) == 0;
x[i] = la;
st[i] = la;
}
if(st.to_string()!=x.to_string())
cout<<"\nERROR: x= "<<x<<" st= "<<st<<"\n"<<
"st="<<st<<"\nx="<<x<< endl;
if( (int) st.xor_reduce()!= x.xor_reduce())
cout<<"\nERROR: st.xor_reduce="<<(short)st.xor_reduce()<<"; x.xor_reduce="<<
(short)x.xor_reduce()<<"\n"<<
"st="<<st<<"\nx="<<x<< endl;
if( (int) x.or_reduce()!=st.or_reduce())
cout<<"\nERROR: st.or_reduce="<<(short)st.or_reduce()<<
"; x.or_reduce="<<(short)x.or_reduce()<<"\n"<<
"st="<<st<<"\nx="<<x<< endl;
if( (int) x.and_reduce()!=st.and_reduce())
cout<<"\nERROR: st.and_reduce="<<(short)st.and_reduce()<<
"; x.and_reduce="<<(short)x.and_reduce()<<"\n"<<
"st="<<st<<"\nx="<<x<< endl;
if((st,st).to_string()!=(x,x).to_string())
cout<<"\nERROR: st,st="<<(st,st)<<
"; x,x="<<(x,x)<<"\n"<<
"st="<<st<<"\nx="<<x<< endl;
int first = (int) ( (double) W * ((double)rng.rand() / (double)0x7fffffff));
int second = (int) ( (double) W * ((double)rng.rand() / (double)0x7fffffff));
if(st.range(first,second).to_string()!=x.range(first,second).to_string())
cout<<"st.range("<<first<<","<<second<<")="<<st.range(first,second)<<
"; x.range("<<first<<","<<second<<")="<<x.range(first,second)<<"\n"<<
"st="<<st<<"\nx="<<x<< endl;
sc_bv_base bv(2*W);
sc_bv_base xv(2*W);
bv = (st,st);
xv = (x,x);
if(bv.to_string()!=xv.to_string())
cout<<"\nERROR: bv(st,st)="<<bv<<"; xv(x,x)="<<xv<<"\n"<<
"st="<<st<<"\nx="<<x<< endl;
int Len=0;
if(first>second)
Len = first-second;
else
Len = second-first;
sc_bv_base br(Len+1);
sc_bv_base xr(Len+1);
br = st.range(first,second);
xr = x.range(first,second);
if(br.to_string()!=xr.to_string())
{
cout<<"\nERROR: br("<<first<<","<<second<<")!= xr("<<first<<","<<second
<<")" << endl;
br = st.range(first,second);
xr = x.range(first,second);
cout<<"br="<<br.to_string()<<" xr="<<xr.to_string()<<
"st.range="<<st.range(first,second)<<" x.range="<<x.range(first,second)<<
"st="<<st<<"\nx="<<x<< endl;
}
// verify assignments
long ra = rng.rand();
x = ra;
st = ra;
if(st.to_string()!=x.to_string())
cout<<"\nERROR (assignment): x= "<<x<<" st= "<<st<<" original long="<<ra
<< endl;
}
int sc_main(int, char**)
{
const int N = 2000;
int Seed = rng.rand();
cout<<"\nverifying sc_bv<"<<N<<">" << endl;
try{
for(int i=0; i<1000; i++)
compare<sc_bv<N> >(N);
}
catch(...)
{
cout<<"Test failed due to exception in sc_bv. Seed = "<<Seed<< endl;
throw;
}
try{
cout<<"\nverifying sc_lv<"<<N<<">" << endl;
for(int i=0; i<1000; i++)
compare<sc_lv<N> >(N);
}
catch(...)
{
cout<<"Test failed due to exception in sc_lv. Seed = "<<Seed<< endl;
throw;
}
return 0;
}
|
