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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
*/
#include "systemc/core/process.hh"
#include "systemc/ext/core/messages.hh"
#include "systemc/ext/core/sc_event.hh"
#include "systemc/ext/core/sc_join.hh"
#include "systemc/ext/core/sc_module.hh"
#include "systemc/ext/utils/sc_report_handler.hh"
namespace sc_core
{
sc_join::sc_join() : remaining(0) {}
void
sc_join::add_process(sc_process_handle h)
{
auto p = (::sc_gem5::Process *)h;
assert(p);
if (p->procKind() == SC_METHOD_PROC_) {
SC_REPORT_ERROR(SC_ID_JOIN_ON_METHOD_HANDLE_, "");
return;
}
remaining++;
p->joinWait(this);
}
int sc_join::process_count() { return remaining; }
void sc_join::signal() { if (!--remaining) joinEvent.notify(); }
void sc_join::wait() { ::sc_core::wait(joinEvent); }
void sc_join::wait_clocked() { do { ::sc_core::wait(); } while (remaining); }
} // namespace sc_core
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