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