sc_export.cc revision 13238:3521d1f59c22 
1/*
2 * Copyright 2018 Google, Inc.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are
6 * met: redistributions of source code must retain the above copyright
7 * notice, this list of conditions and the following disclaimer;
8 * redistributions in binary form must reproduce the above copyright
9 * notice, this list of conditions and the following disclaimer in the
10 * documentation and/or other materials provided with the distribution;
11 * neither the name of the copyright holders nor the names of its
12 * contributors may be used to endorse or promote products derived from
13 * this software without specific prior written permission.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
18 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
19 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
20 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
21 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
25 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 *
27 * Authors: Gabe Black
28 */
29
30#include "base/logging.hh"
31#include "systemc/core/module.hh"
32#include "systemc/core/scheduler.hh"
33#include "systemc/ext/core/sc_export.hh"
34#include "systemc/ext/core/sc_main.hh"
35
36namespace sc_core
37{
38
39namespace
40{
41
42void
43reportError(const char *id, const char *add_msg,
44        const char *name, const char *kind)
45{
46    std::string msg;
47    if (add_msg)
48        msg = csprintf("%s: export '%s' (%s)", add_msg, name, kind);
49    else
50        msg = csprintf("export '%s' (%s)", name, kind);
51
52    SC_REPORT_ERROR(id, msg.c_str());
53}
54
55}
56
57sc_export_base::sc_export_base(const char *n) : sc_object(n)
58{
59    if (sc_is_running()) {
60        reportError("(E121) insert sc_export failed", "simulation running",
61                name(), kind());
62    }
63    if (::sc_gem5::scheduler.elaborationDone()) {
64        reportError("(E121) insert sc_export failed", "elaboration done",
65                name(), kind());
66    }
67
68    ::sc_gem5::Module *m = ::sc_gem5::currentModule();
69    if (!m) {
70        reportError("(E122) sc_export specified outside of module",
71                nullptr, name(), kind());
72    } else {
73        m->exports.push_back(this);
74    }
75}
76sc_export_base::~sc_export_base() {}
77
78} // namespace sc_core
79