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#ifndef __SYSTEMC_EXT_CORE_SC_SPAWN_HH__
31#define __SYSTEMC_EXT_CORE_SC_SPAWN_HH__
32
33#include <vector>
34
| 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#ifndef __SYSTEMC_EXT_CORE_SC_SPAWN_HH__
31#define __SYSTEMC_EXT_CORE_SC_SPAWN_HH__
32
33#include <vector>
34
|
| 35#include "sc_join.hh"
|
35#include "sc_process_handle.hh"
36
37namespace sc_core
38{
39
40class sc_spawn_options;
41
42} // namespace sc_core
43
44namespace sc_gem5
45{
46
47class Process;
48
49template <typename T>
50struct ProcessObjFuncWrapper : public ProcessFuncWrapper
51{
52 T t;
53
54 ProcessObjFuncWrapper(T t) : t(t) {}
55
56 void call() override { t(); }
57};
58
59template <typename T, typename R>
60struct ProcessObjRetFuncWrapper : public ProcessFuncWrapper
61{
62 T t;
63 R *r;
64
65 ProcessObjRetFuncWrapper(T t, R *r) : t(t), r(r) {}
66
67 void call() override { *r = t(); }
68};
69
70Process *spawnWork(ProcessFuncWrapper *func, const char *name,
71 const ::sc_core::sc_spawn_options *);
72
73} // namespace sc_gem5
74
75namespace sc_core
76{
77
78template <class T>
79class sc_in;
80template <class T>
81class sc_inout;
82template <class T>
83class sc_out;
84template <class T>
85class sc_signal_in_if;
86
87class sc_event;
88class sc_event_finder;
89class sc_export_base;
90class sc_interface;
91class sc_port_base;
92
93class sc_spawn_options
94{
95 public:
96 friend ::sc_gem5::Process *::sc_gem5::spawnWork(
97 ::sc_gem5::ProcessFuncWrapper *, const char *,
98 const sc_spawn_options *);
99
100 sc_spawn_options();
101
102 void spawn_method();
103 void dont_initialize();
104 void set_stack_size(int);
105
106 void set_sensitivity(const sc_event *);
107 void set_sensitivity(sc_port_base *);
108 void set_sensitivity(sc_export_base *);
109 void set_sensitivity(sc_interface *);
110 void set_sensitivity(sc_event_finder *);
111
112 void reset_signal_is(const sc_in<bool> &, bool);
113 void reset_signal_is(const sc_inout<bool> &, bool);
114 void reset_signal_is(const sc_out<bool> &, bool);
115 void reset_signal_is(const sc_signal_in_if<bool> &, bool);
116
117 void async_reset_signal_is(const sc_in<bool> &, bool);
118 void async_reset_signal_is(const sc_inout<bool> &, bool);
119 void async_reset_signal_is(const sc_out<bool> &, bool);
120 void async_reset_signal_is(const sc_signal_in_if<bool> &, bool);
121
122 private:
123 bool _spawnMethod;
124 bool _dontInitialize;
125 int _stackSize;
126 std::vector<const sc_event *> _events;
127 std::vector<sc_port_base *> _ports;
128 std::vector<sc_export_base *> _exports;
129 std::vector<sc_interface *> _interfaces;
130 std::vector<sc_event_finder *> _finders;
131
132 // Disabled
133 sc_spawn_options(const sc_spawn_options &) {}
134 sc_spawn_options &operator = (const sc_spawn_options &) { return *this; }
135};
136
137void sc_spawn_warn_unimpl(const char *func);
138
139template <typename T>
140sc_process_handle
141sc_spawn(T object, const char *name_p=nullptr,
142 const sc_spawn_options *opt_p=nullptr)
143{
144 auto func = new ::sc_gem5::ProcessObjFuncWrapper<T>(object);
145 ::sc_gem5::Process *p = spawnWork(func, name_p, opt_p);
146 return sc_process_handle() = p;
147}
148
149template <typename T>
150sc_process_handle
151sc_spawn(typename T::result_type *r_p, T object, const char *name_p=nullptr,
152 const sc_spawn_options *opt_p=nullptr)
153{
154 auto func = new ::sc_gem5::ProcessObjRetFuncWrapper<
155 T, typename T::result_type>(object, r_p);
156 ::sc_gem5::Process *p = spawnWork(func, name_p, opt_p);
157 return sc_process_handle() = p;
158}
159
160#define sc_bind boost::bind
161#define sc_ref(r) boost::ref(r)
162#define sc_cref(r) boost::cref(r)
163
164#define SC_FORK \
165{ \
166 ::sc_core::sc_process_handle forkees[] = {
167
168#define SC_JOIN \
| 36#include "sc_process_handle.hh"
37
38namespace sc_core
39{
40
41class sc_spawn_options;
42
43} // namespace sc_core
44
45namespace sc_gem5
46{
47
48class Process;
49
50template <typename T>
51struct ProcessObjFuncWrapper : public ProcessFuncWrapper
52{
53 T t;
54
55 ProcessObjFuncWrapper(T t) : t(t) {}
56
57 void call() override { t(); }
58};
59
60template <typename T, typename R>
61struct ProcessObjRetFuncWrapper : public ProcessFuncWrapper
62{
63 T t;
64 R *r;
65
66 ProcessObjRetFuncWrapper(T t, R *r) : t(t), r(r) {}
67
68 void call() override { *r = t(); }
69};
70
71Process *spawnWork(ProcessFuncWrapper *func, const char *name,
72 const ::sc_core::sc_spawn_options *);
73
74} // namespace sc_gem5
75
76namespace sc_core
77{
78
79template <class T>
80class sc_in;
81template <class T>
82class sc_inout;
83template <class T>
84class sc_out;
85template <class T>
86class sc_signal_in_if;
87
88class sc_event;
89class sc_event_finder;
90class sc_export_base;
91class sc_interface;
92class sc_port_base;
93
94class sc_spawn_options
95{
96 public:
97 friend ::sc_gem5::Process *::sc_gem5::spawnWork(
98 ::sc_gem5::ProcessFuncWrapper *, const char *,
99 const sc_spawn_options *);
100
101 sc_spawn_options();
102
103 void spawn_method();
104 void dont_initialize();
105 void set_stack_size(int);
106
107 void set_sensitivity(const sc_event *);
108 void set_sensitivity(sc_port_base *);
109 void set_sensitivity(sc_export_base *);
110 void set_sensitivity(sc_interface *);
111 void set_sensitivity(sc_event_finder *);
112
113 void reset_signal_is(const sc_in<bool> &, bool);
114 void reset_signal_is(const sc_inout<bool> &, bool);
115 void reset_signal_is(const sc_out<bool> &, bool);
116 void reset_signal_is(const sc_signal_in_if<bool> &, bool);
117
118 void async_reset_signal_is(const sc_in<bool> &, bool);
119 void async_reset_signal_is(const sc_inout<bool> &, bool);
120 void async_reset_signal_is(const sc_out<bool> &, bool);
121 void async_reset_signal_is(const sc_signal_in_if<bool> &, bool);
122
123 private:
124 bool _spawnMethod;
125 bool _dontInitialize;
126 int _stackSize;
127 std::vector<const sc_event *> _events;
128 std::vector<sc_port_base *> _ports;
129 std::vector<sc_export_base *> _exports;
130 std::vector<sc_interface *> _interfaces;
131 std::vector<sc_event_finder *> _finders;
132
133 // Disabled
134 sc_spawn_options(const sc_spawn_options &) {}
135 sc_spawn_options &operator = (const sc_spawn_options &) { return *this; }
136};
137
138void sc_spawn_warn_unimpl(const char *func);
139
140template <typename T>
141sc_process_handle
142sc_spawn(T object, const char *name_p=nullptr,
143 const sc_spawn_options *opt_p=nullptr)
144{
145 auto func = new ::sc_gem5::ProcessObjFuncWrapper<T>(object);
146 ::sc_gem5::Process *p = spawnWork(func, name_p, opt_p);
147 return sc_process_handle() = p;
148}
149
150template <typename T>
151sc_process_handle
152sc_spawn(typename T::result_type *r_p, T object, const char *name_p=nullptr,
153 const sc_spawn_options *opt_p=nullptr)
154{
155 auto func = new ::sc_gem5::ProcessObjRetFuncWrapper<
156 T, typename T::result_type>(object, r_p);
157 ::sc_gem5::Process *p = spawnWork(func, name_p, opt_p);
158 return sc_process_handle() = p;
159}
160
161#define sc_bind boost::bind
162#define sc_ref(r) boost::ref(r)
163#define sc_cref(r) boost::cref(r)
164
165#define SC_FORK \
166{ \
167 ::sc_core::sc_process_handle forkees[] = {
168
169#define SC_JOIN \
|
169 }; /* TODO wait for the forkees. */ \
| 170 }; \
171 ::sc_core::sc_join join; \
172 for (int i = 0; i < sizeof(forkees) / sizeof(forkees[0]); i++) \
173 join.add_process(forkees[i]); \
174 join.wait(); \
|
170}
171
172// Non-standard
| 175}
176
177// Non-standard
|
173#define SC_CJOIN SC_JOIN
| 178#define SC_CJOIN \
179 }; \
180 ::sc_core::sc_join join; \
181 for (int i = 0; i < sizeof(forkees) / sizeof(forkees[0]); i++) \
182 join.add_process(forkees[i]); \
183 join.wait_clocked(); \
184}
|
174
| 185
|
| 186
|
175} // namespace sc_core
176
177namespace sc_unnamed
178{
179
180typedef int ImplementationDefined;
181extern ImplementationDefined _1;
182extern ImplementationDefined _2;
183extern ImplementationDefined _3;
184extern ImplementationDefined _4;
185extern ImplementationDefined _5;
186extern ImplementationDefined _6;
187extern ImplementationDefined _7;
188extern ImplementationDefined _8;
189extern ImplementationDefined _9;
190
191} // namespace sc_unnamed
192
193#endif //__SYSTEMC_EXT_CORE_SC_SPAWN_HH__
| 187} // namespace sc_core
188
189namespace sc_unnamed
190{
191
192typedef int ImplementationDefined;
193extern ImplementationDefined _1;
194extern ImplementationDefined _2;
195extern ImplementationDefined _3;
196extern ImplementationDefined _4;
197extern ImplementationDefined _5;
198extern ImplementationDefined _6;
199extern ImplementationDefined _7;
200extern ImplementationDefined _8;
201extern ImplementationDefined _9;
202
203} // namespace sc_unnamed
204
205#endif //__SYSTEMC_EXT_CORE_SC_SPAWN_HH__
|