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 "systemc/core/port.hh"
31
32#include "systemc/core/sensitivity.hh"
33#include "systemc/ext/channel/sc_signal_in_if.hh"
34
35namespace sc_gem5
36{
37
38void
39Port::finalizePort(StaticSensitivityPort *port)
40{
41 for (int i = 0; i < size(); i++)
42 port->addEvent(&getInterface(i)->default_event());
43}
44
45void
46Port::finalizeFinder(StaticSensitivityFinder *finder)
47{
48 for (int i = 0; i < size(); i++)
49 finder->addEvent(&finder->find(getInterface(i)));
50}
51
52void
53Port::finalizeReset(ResetSensitivityPort *reset)
54{
55 assert(size() <= 1);
56 if (size()) {
57 auto iface =
58 dynamic_cast<sc_core::sc_signal_in_if<bool> *>(getInterface(0));
59 assert(iface);
60 reset->setSignal(iface);
61 }
62}
63
64void
65Port::sensitive(StaticSensitivityPort *port)
66{
67 if (finalized)
68 finalizePort(port);
69 else
70 sensitivities.push_back(new Sensitivity(port));
71}
72
73void
74Port::sensitive(StaticSensitivityFinder *finder)
75{
76 if (finalized)
77 finalizeFinder(finder);
78 else
79 sensitivities.push_back(new Sensitivity(finder));
80}
81
82void
83Port::sensitive(ResetSensitivityPort *reset)
84{
85 if (finalized)
86 finalizeReset(reset);
87 else
88 sensitivities.push_back(new Sensitivity(reset));
89}
90
91void
92Port::finalize()
93{
94 if (finalized)
95 return;
96 finalized = true;
97
98 for (auto &b: bindings) {
99 if (b->interface) {
100 addInterface(b->interface);
101 } else {
102 b->port->_gem5Port->finalize();
103 addInterfaces(b->port);
104 }
105 delete b;
106 }
107
108 bindings.clear();
109
110 for (auto &s: sensitivities) {
111 if (s->port)
112 finalizePort(s->port);
113 else if (s->finder)
114 finalizeFinder(s->finder);
115 else
116 finalizeReset(s->reset);
117 delete s;
118 }
119
120 sensitivities.clear();
121}
122
| 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 "systemc/core/port.hh"
31
32#include "systemc/core/sensitivity.hh"
33#include "systemc/ext/channel/sc_signal_in_if.hh"
34
35namespace sc_gem5
36{
37
38void
39Port::finalizePort(StaticSensitivityPort *port)
40{
41 for (int i = 0; i < size(); i++)
42 port->addEvent(&getInterface(i)->default_event());
43}
44
45void
46Port::finalizeFinder(StaticSensitivityFinder *finder)
47{
48 for (int i = 0; i < size(); i++)
49 finder->addEvent(&finder->find(getInterface(i)));
50}
51
52void
53Port::finalizeReset(ResetSensitivityPort *reset)
54{
55 assert(size() <= 1);
56 if (size()) {
57 auto iface =
58 dynamic_cast<sc_core::sc_signal_in_if<bool> *>(getInterface(0));
59 assert(iface);
60 reset->setSignal(iface);
61 }
62}
63
64void
65Port::sensitive(StaticSensitivityPort *port)
66{
67 if (finalized)
68 finalizePort(port);
69 else
70 sensitivities.push_back(new Sensitivity(port));
71}
72
73void
74Port::sensitive(StaticSensitivityFinder *finder)
75{
76 if (finalized)
77 finalizeFinder(finder);
78 else
79 sensitivities.push_back(new Sensitivity(finder));
80}
81
82void
83Port::sensitive(ResetSensitivityPort *reset)
84{
85 if (finalized)
86 finalizeReset(reset);
87 else
88 sensitivities.push_back(new Sensitivity(reset));
89}
90
91void
92Port::finalize()
93{
94 if (finalized)
95 return;
96 finalized = true;
97
98 for (auto &b: bindings) {
99 if (b->interface) {
100 addInterface(b->interface);
101 } else {
102 b->port->_gem5Port->finalize();
103 addInterfaces(b->port);
104 }
105 delete b;
106 }
107
108 bindings.clear();
109
110 for (auto &s: sensitivities) {
111 if (s->port)
112 finalizePort(s->port);
113 else if (s->finder)
114 finalizeFinder(s->finder);
115 else
116 finalizeReset(s->reset);
117 delete s;
118 }
119
120 sensitivities.clear();
121}
122
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