sc_spawn.cc revision 13207
112839Sgabeblack@google.com/* 212839Sgabeblack@google.com * Copyright 2018 Google, Inc. 312839Sgabeblack@google.com * 412839Sgabeblack@google.com * Redistribution and use in source and binary forms, with or without 512839Sgabeblack@google.com * modification, are permitted provided that the following conditions are 612839Sgabeblack@google.com * met: redistributions of source code must retain the above copyright 712839Sgabeblack@google.com * notice, this list of conditions and the following disclaimer; 812839Sgabeblack@google.com * redistributions in binary form must reproduce the above copyright 912839Sgabeblack@google.com * notice, this list of conditions and the following disclaimer in the 1012839Sgabeblack@google.com * documentation and/or other materials provided with the distribution; 1112839Sgabeblack@google.com * neither the name of the copyright holders nor the names of its 1212839Sgabeblack@google.com * contributors may be used to endorse or promote products derived from 1312839Sgabeblack@google.com * this software without specific prior written permission. 1412839Sgabeblack@google.com * 1512839Sgabeblack@google.com * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1612839Sgabeblack@google.com * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1712839Sgabeblack@google.com * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 1812839Sgabeblack@google.com * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 1912839Sgabeblack@google.com * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 2012839Sgabeblack@google.com * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 2112839Sgabeblack@google.com * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 2212839Sgabeblack@google.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 2312839Sgabeblack@google.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 2412839Sgabeblack@google.com * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 2512839Sgabeblack@google.com * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 2612839Sgabeblack@google.com * 2712839Sgabeblack@google.com * Authors: Gabe Black 2812839Sgabeblack@google.com */ 2912839Sgabeblack@google.com 3012839Sgabeblack@google.com#include "base/logging.hh" 3112993Sgabeblack@google.com#include "systemc/core/process.hh" 3212993Sgabeblack@google.com#include "systemc/core/process_types.hh" 3312993Sgabeblack@google.com#include "systemc/core/scheduler.hh" 3413129Sgabeblack@google.com#include "systemc/ext/core/sc_main.hh" 3512993Sgabeblack@google.com#include "systemc/ext/core/sc_module.hh" 3612839Sgabeblack@google.com#include "systemc/ext/core/sc_spawn.hh" 3712839Sgabeblack@google.com 3812993Sgabeblack@google.comnamespace sc_gem5 3912993Sgabeblack@google.com{ 4012993Sgabeblack@google.com 4112993Sgabeblack@google.comProcess * 4212993Sgabeblack@google.comspawnWork(ProcessFuncWrapper *func, const char *name, 4312993Sgabeblack@google.com const ::sc_core::sc_spawn_options *opts) 4412993Sgabeblack@google.com{ 4512993Sgabeblack@google.com bool method = false; 4612993Sgabeblack@google.com bool dontInitialize = false; 4712993Sgabeblack@google.com if (opts) { 4812993Sgabeblack@google.com if (opts->_spawnMethod) 4912993Sgabeblack@google.com method = true; 5012993Sgabeblack@google.com if (opts->_dontInitialize) 5112993Sgabeblack@google.com dontInitialize = true; 5212993Sgabeblack@google.com if (opts->_stackSize != -1) 5312993Sgabeblack@google.com warn("Ignoring request to set stack size.\n"); 5412993Sgabeblack@google.com } 5512993Sgabeblack@google.com 5612993Sgabeblack@google.com if (!name || name[0] == '\0') { 5712993Sgabeblack@google.com if (method) 5812993Sgabeblack@google.com name = ::sc_core::sc_gen_unique_name("method_p"); 5912993Sgabeblack@google.com else 6012993Sgabeblack@google.com name = ::sc_core::sc_gen_unique_name("thread_p"); 6112993Sgabeblack@google.com } 6212993Sgabeblack@google.com 6312993Sgabeblack@google.com Process *proc; 6412993Sgabeblack@google.com if (method) 6513131Sgabeblack@google.com proc = new Method(name, func); 6612993Sgabeblack@google.com else 6713131Sgabeblack@google.com proc = new Thread(name, func); 6812993Sgabeblack@google.com 6913194Sgabeblack@google.com proc->dontInitialize(dontInitialize); 7013194Sgabeblack@google.com 7112993Sgabeblack@google.com if (opts) { 7212993Sgabeblack@google.com for (auto e: opts->_events) 7313207Sgabeblack@google.com newStaticSensitivityEvent(proc, e); 7412993Sgabeblack@google.com 7512993Sgabeblack@google.com for (auto p: opts->_ports) 7613207Sgabeblack@google.com newStaticSensitivityPort(proc, p); 7712993Sgabeblack@google.com 7812993Sgabeblack@google.com for (auto e: opts->_exports) 7913207Sgabeblack@google.com newStaticSensitivityExport(proc, e); 8012993Sgabeblack@google.com 8112993Sgabeblack@google.com for (auto i: opts->_interfaces) 8213207Sgabeblack@google.com newStaticSensitivityInterface(proc, i); 8312993Sgabeblack@google.com 8412993Sgabeblack@google.com for (auto f: opts->_finders) 8513207Sgabeblack@google.com newStaticSensitivityFinder(proc, f); 8612993Sgabeblack@google.com } 8712993Sgabeblack@google.com 8813180Sgabeblack@google.com if (opts && opts->_dontInitialize && 8913180Sgabeblack@google.com opts->_events.empty() && opts->_ports.empty() && 9013180Sgabeblack@google.com opts->_exports.empty() && opts->_interfaces.empty() && 9113180Sgabeblack@google.com opts->_finders.empty()) { 9213180Sgabeblack@google.com SC_REPORT_WARNING( 9313180Sgabeblack@google.com "(W558) disable() or dont_initialize() called on process " 9413180Sgabeblack@google.com "with no static sensitivity, it will be orphaned", 9513180Sgabeblack@google.com proc->name()); 9613180Sgabeblack@google.com } 9713180Sgabeblack@google.com 9812993Sgabeblack@google.com scheduler.reg(proc); 9912993Sgabeblack@google.com 10012993Sgabeblack@google.com return proc; 10112993Sgabeblack@google.com} 10212993Sgabeblack@google.com 10312993Sgabeblack@google.com} // namespace sc_gem5 10412993Sgabeblack@google.com 10512839Sgabeblack@google.comnamespace sc_core 10612839Sgabeblack@google.com{ 10712839Sgabeblack@google.com 10812993Sgabeblack@google.comsc_spawn_options::sc_spawn_options() : 10912993Sgabeblack@google.com _spawnMethod(false), _dontInitialize(false), _stackSize(-1) 11012993Sgabeblack@google.com{} 11112839Sgabeblack@google.com 11212839Sgabeblack@google.com 11312839Sgabeblack@google.comvoid 11412839Sgabeblack@google.comsc_spawn_options::spawn_method() 11512839Sgabeblack@google.com{ 11612993Sgabeblack@google.com _spawnMethod = true; 11712839Sgabeblack@google.com} 11812839Sgabeblack@google.com 11912839Sgabeblack@google.comvoid 12012839Sgabeblack@google.comsc_spawn_options::dont_initialize() 12112839Sgabeblack@google.com{ 12212993Sgabeblack@google.com _dontInitialize = true; 12312839Sgabeblack@google.com} 12412839Sgabeblack@google.com 12512839Sgabeblack@google.comvoid 12612993Sgabeblack@google.comsc_spawn_options::set_stack_size(int ss) 12712839Sgabeblack@google.com{ 12812993Sgabeblack@google.com _stackSize = ss; 12912839Sgabeblack@google.com} 13012839Sgabeblack@google.com 13112839Sgabeblack@google.com 13212839Sgabeblack@google.comvoid 13312993Sgabeblack@google.comsc_spawn_options::set_sensitivity(const sc_event *e) 13412839Sgabeblack@google.com{ 13512993Sgabeblack@google.com _events.push_back(e); 13612839Sgabeblack@google.com} 13712839Sgabeblack@google.com 13812839Sgabeblack@google.comvoid 13912993Sgabeblack@google.comsc_spawn_options::set_sensitivity(sc_port_base *p) 14012839Sgabeblack@google.com{ 14112993Sgabeblack@google.com _ports.push_back(p); 14212839Sgabeblack@google.com} 14312839Sgabeblack@google.com 14412839Sgabeblack@google.comvoid 14512993Sgabeblack@google.comsc_spawn_options::set_sensitivity(sc_export_base *e) 14612839Sgabeblack@google.com{ 14712993Sgabeblack@google.com _exports.push_back(e); 14812839Sgabeblack@google.com} 14912839Sgabeblack@google.com 15012839Sgabeblack@google.comvoid 15112993Sgabeblack@google.comsc_spawn_options::set_sensitivity(sc_interface *i) 15212839Sgabeblack@google.com{ 15312993Sgabeblack@google.com _interfaces.push_back(i); 15412839Sgabeblack@google.com} 15512839Sgabeblack@google.com 15612839Sgabeblack@google.comvoid 15712993Sgabeblack@google.comsc_spawn_options::set_sensitivity(sc_event_finder *f) 15812839Sgabeblack@google.com{ 15912993Sgabeblack@google.com _finders.push_back(f); 16012839Sgabeblack@google.com} 16112839Sgabeblack@google.com 16212839Sgabeblack@google.com 16312839Sgabeblack@google.comvoid 16412839Sgabeblack@google.comsc_spawn_options::reset_signal_is(const sc_in<bool> &, bool) 16512839Sgabeblack@google.com{ 16612839Sgabeblack@google.com warn("%s not implemented.\n", __PRETTY_FUNCTION__); 16712839Sgabeblack@google.com} 16812839Sgabeblack@google.com 16912839Sgabeblack@google.comvoid 17012839Sgabeblack@google.comsc_spawn_options::reset_signal_is(const sc_inout<bool> &, bool) 17112839Sgabeblack@google.com{ 17212839Sgabeblack@google.com warn("%s not implemented.\n", __PRETTY_FUNCTION__); 17312839Sgabeblack@google.com} 17412839Sgabeblack@google.com 17512839Sgabeblack@google.comvoid 17612839Sgabeblack@google.comsc_spawn_options::reset_signal_is(const sc_out<bool> &, bool) 17712839Sgabeblack@google.com{ 17812839Sgabeblack@google.com warn("%s not implemented.\n", __PRETTY_FUNCTION__); 17912839Sgabeblack@google.com} 18012839Sgabeblack@google.com 18112839Sgabeblack@google.comvoid 18212839Sgabeblack@google.comsc_spawn_options::reset_signal_is(const sc_signal_in_if<bool> &, bool) 18312839Sgabeblack@google.com{ 18412839Sgabeblack@google.com warn("%s not implemented.\n", __PRETTY_FUNCTION__); 18512839Sgabeblack@google.com} 18612839Sgabeblack@google.com 18712839Sgabeblack@google.com 18812839Sgabeblack@google.comvoid 18912839Sgabeblack@google.comsc_spawn_options::async_reset_signal_is(const sc_in<bool> &, bool) 19012839Sgabeblack@google.com{ 19112839Sgabeblack@google.com warn("%s not implemented.\n", __PRETTY_FUNCTION__); 19212839Sgabeblack@google.com} 19312839Sgabeblack@google.com 19412839Sgabeblack@google.comvoid 19512839Sgabeblack@google.comsc_spawn_options::async_reset_signal_is(const sc_inout<bool> &, bool) 19612839Sgabeblack@google.com{ 19712839Sgabeblack@google.com warn("%s not implemented.\n", __PRETTY_FUNCTION__); 19812839Sgabeblack@google.com} 19912839Sgabeblack@google.com 20012839Sgabeblack@google.comvoid 20112839Sgabeblack@google.comsc_spawn_options::async_reset_signal_is(const sc_out<bool> &, bool) 20212839Sgabeblack@google.com{ 20312839Sgabeblack@google.com warn("%s not implemented.\n", __PRETTY_FUNCTION__); 20412839Sgabeblack@google.com} 20512839Sgabeblack@google.com 20612839Sgabeblack@google.comvoid 20712839Sgabeblack@google.comsc_spawn_options::async_reset_signal_is(const sc_signal_in_if<bool> &, bool) 20812839Sgabeblack@google.com{ 20912839Sgabeblack@google.com warn("%s not implemented.\n", __PRETTY_FUNCTION__); 21012839Sgabeblack@google.com} 21112839Sgabeblack@google.com 21212839Sgabeblack@google.com 21312839Sgabeblack@google.comvoid 21412839Sgabeblack@google.comsc_spawn_warn_unimpl(const char *func) 21512839Sgabeblack@google.com{ 21612839Sgabeblack@google.com warn("%s not implemented.\n", func); 21712839Sgabeblack@google.com} 21812839Sgabeblack@google.com 21912839Sgabeblack@google.com} // namespace sc_core 22012839Sgabeblack@google.com 22112839Sgabeblack@google.comnamespace sc_unnamed 22212839Sgabeblack@google.com{ 22312839Sgabeblack@google.com 22412839Sgabeblack@google.comImplementationDefined _1; 22512839Sgabeblack@google.comImplementationDefined _2; 22612839Sgabeblack@google.comImplementationDefined _3; 22712839Sgabeblack@google.comImplementationDefined _4; 22812839Sgabeblack@google.comImplementationDefined _5; 22912839Sgabeblack@google.comImplementationDefined _6; 23012839Sgabeblack@google.comImplementationDefined _7; 23112839Sgabeblack@google.comImplementationDefined _8; 23212839Sgabeblack@google.comImplementationDefined _9; 23312839Sgabeblack@google.com 23412839Sgabeblack@google.com} // namespace sc_unnamed 235