From 2f30950143cc70bc42a3c8a4111d7cf8198ec881 Mon Sep 17 00:00:00 2001 From: Nathan Binkert Date: Mon, 11 May 2009 10:38:43 -0700 Subject: ruby: Import ruby and slicc from GEMS We eventually plan to replace the m5 cache hierarchy with the GEMS hierarchy, but for now we will make both live alongside eachother. --- src/mem/ruby/recorder/CacheRecorder.cc | 75 +++++++++++++++++++ src/mem/ruby/recorder/CacheRecorder.hh | 87 ++++++++++++++++++++++ src/mem/ruby/recorder/TraceRecord.cc | 132 +++++++++++++++++++++++++++++++++ src/mem/ruby/recorder/TraceRecord.hh | 101 +++++++++++++++++++++++++ src/mem/ruby/recorder/Tracer.cc | 126 +++++++++++++++++++++++++++++++ src/mem/ruby/recorder/Tracer.hh | 94 +++++++++++++++++++++++ 6 files changed, 615 insertions(+) create mode 100644 src/mem/ruby/recorder/CacheRecorder.cc create mode 100644 src/mem/ruby/recorder/CacheRecorder.hh create mode 100644 src/mem/ruby/recorder/TraceRecord.cc create mode 100644 src/mem/ruby/recorder/TraceRecord.hh create mode 100644 src/mem/ruby/recorder/Tracer.cc create mode 100644 src/mem/ruby/recorder/Tracer.hh (limited to 'src/mem/ruby/recorder') diff --git a/src/mem/ruby/recorder/CacheRecorder.cc b/src/mem/ruby/recorder/CacheRecorder.cc new file mode 100644 index 000000000..e858f618e --- /dev/null +++ b/src/mem/ruby/recorder/CacheRecorder.cc @@ -0,0 +1,75 @@ + +/* + * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood + * All rights reserved. + * + * 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. + */ + +/* + * $Id$ + * + */ + +#include "CacheRecorder.hh" +#include "TraceRecord.hh" +#include "EventQueue.hh" +#include "PrioHeap.hh" +#include "gzstream.hh" + +CacheRecorder::CacheRecorder() +{ + m_records_ptr = new PrioHeap; +} + +CacheRecorder::~CacheRecorder() +{ + delete m_records_ptr; +} + +void CacheRecorder::addRecord(NodeID id, const Address& data_addr, const Address& pc_addr, CacheRequestType type, Time time) +{ + m_records_ptr->insert(TraceRecord(id, data_addr, pc_addr, type, time)); +} + +int CacheRecorder::dumpRecords(string filename) +{ + ogzstream out(filename.c_str()); + if (out.fail()) { + cout << "Error: error opening file '" << filename << "'" << endl; + return 0; + } + + int counter = 0; + while (m_records_ptr->size() != 0) { + TraceRecord record = m_records_ptr->extractMin(); + record.output(out); + counter++; + } + return counter; +} + +void CacheRecorder::print(ostream& out) const +{ +} diff --git a/src/mem/ruby/recorder/CacheRecorder.hh b/src/mem/ruby/recorder/CacheRecorder.hh new file mode 100644 index 000000000..b8b56ff09 --- /dev/null +++ b/src/mem/ruby/recorder/CacheRecorder.hh @@ -0,0 +1,87 @@ + +/* + * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood + * All rights reserved. + * + * 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. + */ + +/* + * $Id$ + * + * Description: Recording cache requests made to a ruby cache at certain + * ruby time. Also dump the requests to a gziped file. + * + */ + +#ifndef CACHERECORDER_H +#define CACHERECORDER_H + +#include "Global.hh" +#include "NodeID.hh" +#include "CacheRequestType.hh" + +template class PrioHeap; +class Address; +class TraceRecord; + +class CacheRecorder { +public: + // Constructors + CacheRecorder(); + + // Destructor + ~CacheRecorder(); + + // Public Methods + void addRecord(NodeID id, const Address& data_addr, const Address& pc_addr, CacheRequestType type, Time time); + int dumpRecords(string filename); + + void print(ostream& out) const; +private: + // Private Methods + + // Private copy constructor and assignment operator + CacheRecorder(const CacheRecorder& obj); + CacheRecorder& operator=(const CacheRecorder& obj); + + // Data Members (m_ prefix) + PrioHeap* m_records_ptr; +}; + +// Output operator declaration +ostream& operator<<(ostream& out, const CacheRecorder& obj); + +// ******************* Definitions ******************* + +// Output operator definition +extern inline +ostream& operator<<(ostream& out, const CacheRecorder& obj) +{ + obj.print(out); + out << flush; + return out; +} + +#endif //CACHERECORDER_H diff --git a/src/mem/ruby/recorder/TraceRecord.cc b/src/mem/ruby/recorder/TraceRecord.cc new file mode 100644 index 000000000..3116edf93 --- /dev/null +++ b/src/mem/ruby/recorder/TraceRecord.cc @@ -0,0 +1,132 @@ + +/* + * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood + * All rights reserved. + * + * 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. + */ + +/* + * $Id$ + * + */ + +#include "TraceRecord.hh" +#include "Sequencer.hh" +#include "System.hh" +#include "AbstractChip.hh" +#include "CacheMsg.hh" + +TraceRecord::TraceRecord(NodeID id, const Address& data_addr, const Address& pc_addr, CacheRequestType type, Time time) +{ + m_node_num = id; + m_data_address = data_addr; + m_pc_address = pc_addr; + m_time = time; + m_type = type; + + // Don't differentiate between store misses and atomic requests in + // the trace + if (m_type == CacheRequestType_ATOMIC) { + m_type = CacheRequestType_ST; + } +} + +// Public copy constructor and assignment operator +TraceRecord::TraceRecord(const TraceRecord& obj) +{ + *this = obj; // Call assignment operator +} + +TraceRecord& TraceRecord::operator=(const TraceRecord& obj) +{ + m_node_num = obj.m_node_num; + m_time = obj.m_time; + m_data_address = obj.m_data_address; + m_pc_address = obj.m_pc_address; + m_type = obj.m_type; + return *this; +} + +void TraceRecord::issueRequest() const +{ + // Lookup sequencer pointer from system + // Note that the chip index also needs to take into account SMT configurations + AbstractChip* chip_ptr = g_system_ptr->getChip(m_node_num/RubyConfig::numberOfProcsPerChip()/RubyConfig::numberofSMTThreads()); + assert(chip_ptr != NULL); + Sequencer* sequencer_ptr = chip_ptr->getSequencer((m_node_num/RubyConfig::numberofSMTThreads())%RubyConfig::numberOfProcsPerChip()); + assert(sequencer_ptr != NULL); + + CacheMsg request(m_data_address, m_data_address, m_type, m_pc_address, AccessModeType_UserMode, 0, PrefetchBit_Yes, 0, Address(0), 0 /* only 1 SMT thread */, 0, false); + + // Clear out the sequencer + while (!sequencer_ptr->empty()) { + g_eventQueue_ptr->triggerEvents(g_eventQueue_ptr->getTime() + 100); + } + + sequencer_ptr->makeRequest(request); + + // Clear out the sequencer + while (!sequencer_ptr->empty()) { + g_eventQueue_ptr->triggerEvents(g_eventQueue_ptr->getTime() + 100); + } +} + +void TraceRecord::print(ostream& out) const +{ + out << "[TraceRecord: Node, " << m_node_num << ", " << m_data_address << ", " << m_pc_address << ", " << m_type << ", Time: " << m_time << "]"; +} + +void TraceRecord::output(ostream& out) const +{ + out << m_node_num << " "; + m_data_address.output(out); + out << " "; + m_pc_address.output(out); + out << " "; + out << m_type; + out << endl; +} + +bool TraceRecord::input(istream& in) +{ + in >> m_node_num; + m_data_address.input(in); + m_pc_address.input(in); + string type; + if (!in.eof()) { + in >> type; + m_type = string_to_CacheRequestType(type); + + // Ignore the rest of the line + char c = '\0'; + while ((!in.eof()) && (c != '\n')) { + in.get(c); + } + + return true; + } else { + return false; + } +} diff --git a/src/mem/ruby/recorder/TraceRecord.hh b/src/mem/ruby/recorder/TraceRecord.hh new file mode 100644 index 000000000..df526156b --- /dev/null +++ b/src/mem/ruby/recorder/TraceRecord.hh @@ -0,0 +1,101 @@ + +/* + * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood + * All rights reserved. + * + * 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. + */ + +/* + * $Id$ + * + * Description: A entry in the cache request record. It is aware of + * the ruby time and can issue the request back to the + * cache. + * + */ + +#ifndef TRACERECORD_H +#define TRACERECORD_H + +#include "Global.hh" +#include "Address.hh" +#include "NodeID.hh" +#include "CacheRequestType.hh" +class CacheMsg; + +class TraceRecord { +public: + // Constructors + TraceRecord(NodeID id, const Address& data_addr, const Address& pc_addr, CacheRequestType type, Time time); + TraceRecord() { m_node_num = 0; m_time = 0; m_type = CacheRequestType_NULL; } + + // Destructor + // ~TraceRecord(); + + // Public copy constructor and assignment operator + TraceRecord(const TraceRecord& obj); + TraceRecord& operator=(const TraceRecord& obj); + + // Public Methods + bool node_less_then_eq(const TraceRecord& rec) const { return (this->m_time <= rec.m_time); } + void issueRequest() const; + + void print(ostream& out) const; + void output(ostream& out) const; + bool input(istream& in); +private: + // Private Methods + + // Data Members (m_ prefix) + NodeID m_node_num; + Time m_time; + Address m_data_address; + Address m_pc_address; + CacheRequestType m_type; +}; + +inline extern bool node_less_then_eq(const TraceRecord& n1, const TraceRecord& n2); + +// Output operator declaration +ostream& operator<<(ostream& out, const TraceRecord& obj); + +// ******************* Definitions ******************* + +inline extern +bool node_less_then_eq(const TraceRecord& n1, const TraceRecord& n2) +{ + return n1.node_less_then_eq(n2); +} + +// Output operator definition +extern inline +ostream& operator<<(ostream& out, const TraceRecord& obj) +{ + obj.print(out); + out << flush; + return out; +} + +#endif //TRACERECORD_H diff --git a/src/mem/ruby/recorder/Tracer.cc b/src/mem/ruby/recorder/Tracer.cc new file mode 100644 index 000000000..2a0acba46 --- /dev/null +++ b/src/mem/ruby/recorder/Tracer.cc @@ -0,0 +1,126 @@ + +/* + * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood + * All rights reserved. + * + * 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. + */ + +/* + * $Id$ + * + */ + +#include "Tracer.hh" +#include "TraceRecord.hh" +#include "EventQueue.hh" +#include "PrioHeap.hh" +#include "System.hh" + +Tracer::Tracer() +{ + m_enabled = false; +} + +Tracer::~Tracer() +{ +} + +void Tracer::startTrace(string filename) +{ + if (m_enabled) { + stopTrace(); + } + + if (filename != "") { + m_trace_file.open(filename.c_str()); + if (m_trace_file.fail()) { + cout << "Error: error opening file '" << filename << "'" << endl; + cout << "Trace not enabled." << endl; + return; + } + cout << "Request trace enabled to output file '" << filename << "'" << endl; + m_enabled = true; + } +} + +void Tracer::stopTrace() +{ + assert(m_enabled == true); + m_trace_file.close(); + cout << "Request trace file closed." << endl; + m_enabled = false; +} + +void Tracer::traceRequest(NodeID id, const Address& data_addr, const Address& pc_addr, CacheRequestType type, Time time) +{ + assert(m_enabled == true); + TraceRecord tr(id, data_addr, pc_addr, type, time); + tr.output(m_trace_file); +} + +// Class method +int Tracer::playbackTrace(string filename) +{ + igzstream in(filename.c_str()); + if (in.fail()) { + cout << "Error: error opening file '" << filename << "'" << endl; + return 0; + } + + time_t start_time = time(NULL); + + TraceRecord record; + int counter = 0; + // Read in the next TraceRecord + bool ok = record.input(in); + while (ok) { + // Put it in the right cache + record.issueRequest(); + counter++; + + // Read in the next TraceRecord + ok = record.input(in); + + // Clear the statistics after warmup + if (counter == g_trace_warmup_length) { + cout << "Clearing stats after warmup of length " << g_trace_warmup_length << endl; + g_system_ptr->clearStats(); + } + } + + // Flush the prefetches through the system + g_eventQueue_ptr->triggerEvents(g_eventQueue_ptr->getTime() + 1000); // FIXME - should be smarter + + time_t stop_time = time(NULL); + double seconds = difftime(stop_time, start_time); + double minutes = seconds / 60.0; + cout << "playbackTrace: " << minutes << " minutes" << endl; + + return counter; +} + +void Tracer::print(ostream& out) const +{ +} diff --git a/src/mem/ruby/recorder/Tracer.hh b/src/mem/ruby/recorder/Tracer.hh new file mode 100644 index 000000000..eb05ae12d --- /dev/null +++ b/src/mem/ruby/recorder/Tracer.hh @@ -0,0 +1,94 @@ + +/* + * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood + * All rights reserved. + * + * 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. + */ + +/* + * $Id$ + * + * Description: Controller class of the tracer. Can stop/start/playback + * the ruby cache requests trace. + * + */ + +#ifndef TRACER_H +#define TRACER_H + +#include "Global.hh" +#include "NodeID.hh" +#include "CacheRequestType.hh" +#include "gzstream.hh" + +template class PrioHeap; +class Address; +class TraceRecord; + +class Tracer { +public: + // Constructors + Tracer(); + + // Destructor + ~Tracer(); + + // Public Methods + void startTrace(string filename); + void stopTrace(); + bool traceEnabled() { return m_enabled; } + void traceRequest(NodeID id, const Address& data_addr, const Address& pc_addr, CacheRequestType type, Time time); + + void print(ostream& out) const; + + // Public Class Methods + static int playbackTrace(string filename); +private: + // Private Methods + + // Private copy constructor and assignment operator + Tracer(const Tracer& obj); + Tracer& operator=(const Tracer& obj); + + // Data Members (m_ prefix) + ogzstream m_trace_file; + bool m_enabled; +}; + +// Output operator declaration +ostream& operator<<(ostream& out, const Tracer& obj); + +// ******************* Definitions ******************* + +// Output operator definition +extern inline +ostream& operator<<(ostream& out, const Tracer& obj) +{ + obj.print(out); + out << flush; + return out; +} + +#endif //TRACER_H -- cgit v1.2.3