while_datatypes.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  while_datatypes.cpp --
23
24  Original Author: Rocco Jonack, Synopsys, Inc., 1999-07-29
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 "while_datatypes.h"
40
41#define max 10
42
43void while_datatypes::entry()
44{
45
46  int  i, inp_tmp;
47  sc_signed   signed_counter(8);
48  sc_unsigned unsigned_counter(8);
49
50  // reset_loop
51  if (reset.read()==true) {
52    result.write(0);
53    out_valid.write(false);
54    wait();
55  } else wait();
56
57  //----------
58  // main loop
59  //----------
60  while(1) {
61
62    // read inputs
63    while (in_valid.read()==false) wait();
64
65    // execution of for loop
66    out_valid.write(true);
67    i=1;
68    wait();
69    while (i<=max) {
70      inp_tmp = in_value.read();
71      result.write(inp_tmp);
72      i++;
73      wait();
74    };
75    out_valid.write(false);
76    wait(5);
77
78    // execution of for loop with continues
79    out_valid.write(true);
80    signed_counter=0;
81    wait();
82    do {
83      signed_counter++;
84      inp_tmp = in_value.read();
85      if (signed_counter==8) {
86	wait();
87	continue;
88      } else if (in_value.read()<5) {
89	wait();
90	continue;
91      } else {
92	result.write(inp_tmp);
93	wait();
94      }
95    } while (signed_counter.to_int()<=max);
96    out_valid.write(false);
97    wait(5);
98
99    // for loop with break
100    out_valid.write(true);
101    wait();
102    unsigned_counter=0;
103    do {
104      unsigned_counter++;
105      inp_tmp = in_value.read();
106      if (inp_tmp==7) {
107	wait();
108	break;
109      } else {
110	result.write(inp_tmp);
111	wait();
112      };
113    } while (unsigned_counter.to_uint()<=max);
114    out_valid.write(false);
115    wait();
116  }
117}
118
119// EOF
120
121