datatypes.cpp revision 12855:588919e0e4aa 
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3  Licensed to Accellera Systems Initiative Inc. (Accellera) under one or
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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
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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.
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18 *****************************************************************************/
19
20/*****************************************************************************
21
22  datatypes.cpp --
23
24  Original Author: Rocco Jonack, Synopsys, Inc., 1999-07-30
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#include "datatypes.h"
40
41
42void datatypes::entry() {
43
44  sc_biguint<4>   tmp1;
45  sc_bigint<4>    tmp2;
46  sc_lv<4>        tmp3;
47  sc_bv<4>        tmp4;
48
49  // reset_loop
50    if (reset.read() == true) {
51      out_value1.write(0);
52      out_value2.write(0);
53      out_value3.write(0);
54      out_value4.write(0);
55      out_valid.write(false);
56      wait();
57    } else wait();
58
59  //
60  // main loop
61  //
62  while(1) {
63    do { wait(); } while  (in_valid == false);
64
65    // reading inputs
66    tmp1 = in_value1.read();
67    tmp2 = in_value2.read();
68    tmp3 = in_value3.read();
69    tmp4 = in_value4.read();
70
71    //checking if condition on a range of bits
72    if (tmp1.range(1,3) == 4) {
73	out_value1.write(3);
74    } else if (tmp1.range(3,1) == 4) {
75	out_value1.write(2);
76    } else {
77	out_value1.write(tmp1);
78    };
79    wait();
80
81    if (tmp2[2]) {
82      out_value2.write(3);
83    } else if ((bool)tmp1[1]==true) {
84	out_value2.write(2);
85    } else {
86      out_value2.write(tmp2);
87    };
88    wait();
89
90    if (tmp3.range(1,3)=="000" || ((tmp3.range(3,1).to_uint()!=4) &&
91	tmp3.range(3,1).to_uint()!=5 && tmp3.range(3,1).to_uint()!=6 &&
92	tmp3.range(3,1).to_uint()!=7)) {
93      out_value3.write(1);
94    } else {
95      out_value3.write(tmp3);
96    };
97
98    if (tmp4.range(1,3)=="000" || (tmp4.range(3,1).to_uint()!=4 &&
99	tmp4.range(3,1).to_uint()!=5 && tmp4.range(3,1).to_uint()!=6 &&
100	tmp4.range(3,1).to_uint()!=7)) {
101      out_value4.write(1);
102    } else {
103      out_value4.write(tmp4);
104    };
105
106    out_valid.write(true);
107    wait();
108    out_valid.write(false);
109
110  }
111}
112
113// EOF
114
115