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/*
* Copyright 2018 Google, Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met: redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer;
* redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution;
* neither the name of the copyright holders nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* Authors: Gabe Black
*/
#ifndef __SYSTEMC_EXT_CORE_SC_SPAWN_HH__
#define __SYSTEMC_EXT_CORE_SC_SPAWN_HH__
#include <vector>
#include "sc_process_handle.hh"
namespace sc_core
{
class sc_spawn_options;
} // namespace sc_core
namespace sc_gem5
{
class Process;
template <typename T>
struct ProcessObjFuncWrapper : public ProcessFuncWrapper
{
T t;
ProcessObjFuncWrapper(T t) : t(t) {}
void call() override { t(); }
};
template <typename T, typename R>
struct ProcessObjRetFuncWrapper : public ProcessFuncWrapper
{
T t;
R *r;
ProcessObjRetFuncWrapper(T t, R *r) : t(t), r(r) {}
void call() override { *r = t(); }
};
Process *spawnWork(ProcessFuncWrapper *func, const char *name,
const ::sc_core::sc_spawn_options *);
} // namespace sc_gem5
namespace sc_core
{
template <class T>
class sc_in;
template <class T>
class sc_inout;
template <class T>
class sc_out;
template <class T>
class sc_signal_in_if;
class sc_event;
class sc_event_finder;
class sc_export_base;
class sc_interface;
class sc_port_base;
class sc_spawn_options
{
public:
friend ::sc_gem5::Process *::sc_gem5::spawnWork(
::sc_gem5::ProcessFuncWrapper *, const char *,
const sc_spawn_options *);
sc_spawn_options();
void spawn_method();
void dont_initialize();
void set_stack_size(int);
void set_sensitivity(const sc_event *);
void set_sensitivity(sc_port_base *);
void set_sensitivity(sc_export_base *);
void set_sensitivity(sc_interface *);
void set_sensitivity(sc_event_finder *);
void reset_signal_is(const sc_in<bool> &, bool);
void reset_signal_is(const sc_inout<bool> &, bool);
void reset_signal_is(const sc_out<bool> &, bool);
void reset_signal_is(const sc_signal_in_if<bool> &, bool);
void async_reset_signal_is(const sc_in<bool> &, bool);
void async_reset_signal_is(const sc_inout<bool> &, bool);
void async_reset_signal_is(const sc_out<bool> &, bool);
void async_reset_signal_is(const sc_signal_in_if<bool> &, bool);
private:
bool _spawnMethod;
bool _dontInitialize;
int _stackSize;
std::vector<const sc_event *> _events;
std::vector<sc_port_base *> _ports;
std::vector<sc_export_base *> _exports;
std::vector<sc_interface *> _interfaces;
std::vector<sc_event_finder *> _finders;
// Disabled
sc_spawn_options(const sc_spawn_options &) {}
sc_spawn_options &operator = (const sc_spawn_options &) { return *this; }
};
void sc_spawn_warn_unimpl(const char *func);
template <typename T>
sc_process_handle
sc_spawn(T object, const char *name_p=nullptr,
const sc_spawn_options *opt_p=nullptr)
{
auto func = new ::sc_gem5::ProcessObjFuncWrapper<T>(object);
::sc_gem5::Process *p = spawnWork(func, name_p, opt_p);
return sc_process_handle() = p;
}
template <typename T>
sc_process_handle
sc_spawn(typename T::result_type *r_p, T object, const char *name_p=nullptr,
const sc_spawn_options *opt_p=nullptr)
{
auto func = new ::sc_gem5::ProcessObjRetFuncWrapper<
T, typename T::result_type>(object, r_p);
::sc_gem5::Process *p = spawnWork(func, name_p, opt_p);
return sc_process_handle() = p;
}
#define sc_bind boost::bind
#define sc_ref(r) boost::ref(r)
#define sc_cref(r) boost::cref(r)
#define SC_FORK \
{ \
::sc_core::sc_process_handle forkees[] = {
#define SC_JOIN \
}; /* TODO wait for the forkees. */ \
}
// Non-standard
#define SC_CJOIN SC_JOIN
} // namespace sc_core
namespace sc_unnamed
{
typedef int ImplementationDefined;
extern ImplementationDefined _1;
extern ImplementationDefined _2;
extern ImplementationDefined _3;
extern ImplementationDefined _4;
extern ImplementationDefined _5;
extern ImplementationDefined _6;
extern ImplementationDefined _7;
extern ImplementationDefined _8;
extern ImplementationDefined _9;
} // namespace sc_unnamed
#endif //__SYSTEMC_EXT_CORE_SC_SPAWN_HH__
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