/* This file is part of KCachegrind. Copyright (C) 2002 - 2009 Josef Weidendorfer KCachegrind is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program; see the file COPYING. If not, write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #include "tracedata.h" #include #include #include #include #include #include #include "logger.h" #include "loader.h" #include "globalconfig.h" #include "utils.h" #include "fixcost.h" #define TRACE_DEBUG 0 #define TRACE_ASSERTIONS 0 //--------------------------------------------------- // TraceJumpCost TraceJumpCost::TraceJumpCost(ProfileContext* c) :CostItem(c) { TraceJumpCost::clear(); } TraceJumpCost::~TraceJumpCost() {} SubCost TraceJumpCost::executedCount() { if (_dirty) update(); return _executedCount; } SubCost TraceJumpCost::followedCount() { if (_dirty) update(); return _followedCount; } QString TraceJumpCost::costString(EventTypeSet*) { if (_dirty) update(); return QString("%1/%2") .arg(_followedCount.pretty()) .arg(_executedCount.pretty()); } void TraceJumpCost::clear() { _followedCount = 0; _executedCount = 0; } void TraceJumpCost::addCost(TraceJumpCost* item) { if (item->_dirty) item->update(); _followedCount += item->followedCount(); _executedCount += item->executedCount(); } //--------------------------------------------------- // TraceCallCost TraceCallCost::TraceCallCost(ProfileContext* context) : ProfileCostArray(context) { _callCount = 0; } TraceCallCost::~TraceCallCost() {} QString TraceCallCost::costString(EventTypeSet* m) { return QString("%1, Calls %2") .arg(ProfileCostArray::costString(m)) .arg(_callCount.pretty()); } QString TraceCallCost::prettyCallCount() { return _callCount.pretty(); } void TraceCallCost::clear() { _callCount = 0; ProfileCostArray::clear(); } SubCost TraceCallCost::callCount() { if (_dirty) update(); return _callCount; } void TraceCallCost::addCallCount(SubCost c) { _callCount += c; invalidate(); } //--------------------------------------------------- // TraceInclusiveCost TraceInclusiveCost::TraceInclusiveCost(ProfileContext* context) : ProfileCostArray(context), _inclusive(context) {} TraceInclusiveCost::~TraceInclusiveCost() {} QString TraceInclusiveCost::costString(EventTypeSet* m) { return QString("%1, Inclusive %2") .arg(ProfileCostArray::costString(m)) .arg(_inclusive.costString(m)); } void TraceInclusiveCost::clear() { _inclusive.clear(); ProfileCostArray::clear(); } ProfileCostArray* TraceInclusiveCost::inclusive() { if (_dirty) update(); return &_inclusive; } void TraceInclusiveCost::addInclusive(ProfileCostArray* c) { _inclusive.addCost(c); invalidate(); } //--------------------------------------------------- // TraceListCost TraceListCost::TraceListCost(ProfileContext* context) : ProfileCostArray(context) { _lastDep = 0; } TraceListCost::~TraceListCost() {} void TraceListCost::addDep(ProfileCostArray* dep) { #if TRACE_ASSERTIONS if (_deps.contains(dep)) { qDebug("addDep: %s already in list!", qPrintable(dep->fullName())); return; } #endif _deps.append(dep); _lastDep = dep; invalidate(); #if TRACE_DEBUG qDebug("%s added\n %s (now %d)", qPrintable( fullName() ), qPrintable(dep->fullName()), _deps.count()); #endif } ProfileCostArray* TraceListCost::findDepFromPart(TracePart* part) { if (_lastDep && _lastDep->part() == part) return _lastDep; foreach(ProfileCostArray* dep, _deps) { if (dep->part() == part) { _lastDep = dep; return dep; } } return 0; } void TraceListCost::update() { if (!_dirty) return; #if TRACE_DEBUG qDebug("update %s (count %d)", qPrintable( fullName() ), _deps.count()); #endif clear(); foreach(ProfileCostArray* item, _deps) { if (onlyActiveParts()) if (!item->part() || !item->part()->isActive()) continue; addCost(item); } _dirty = false; #if TRACE_DEBUG qDebug(" > %s", qPrintable(costString(0))); #endif } //--------------------------------------------------- // TraceJumpListCost TraceJumpListCost::TraceJumpListCost(ProfileContext* context) : TraceJumpCost(context) { _lastDep = 0; } TraceJumpListCost::~TraceJumpListCost() {} void TraceJumpListCost::addDep(TraceJumpCost* dep) { #if TRACE_ASSERTIONS if (_deps.contains(dep)) { qDebug("addDep: %s already in list!", qPrintable(dep->fullName())); return; } #endif _deps.append(dep); _lastDep = dep; invalidate(); #if TRACE_DEBUG qDebug("%s added\n %s (now %d)", qPrintable( fullName() ), qPrintable(dep->fullName()), _deps.count()); #endif } TraceJumpCost* TraceJumpListCost::findDepFromPart(TracePart* part) { if (_lastDep && _lastDep->part() == part) return _lastDep; foreach(TraceJumpCost* dep, _deps) { if (dep->part() == part) { _lastDep = dep; return dep; } } return 0; } void TraceJumpListCost::update() { if (!_dirty) return; #if TRACE_DEBUG qDebug("update %s (count %d)", qPrintable( fullName() ), _deps.count()); #endif clear(); foreach(TraceJumpCost* item, _deps) { if (onlyActiveParts()) if (!item->part() || !item->part()->isActive()) continue; addCost(item); } _dirty = false; #if TRACE_DEBUG qDebug(" > %s", qPrintable(costString(0))); #endif } //--------------------------------------------------- // TraceCallListCost TraceCallListCost::TraceCallListCost(ProfileContext* context) : TraceCallCost(context) { _lastDep = 0; } TraceCallListCost::~TraceCallListCost() {} void TraceCallListCost::addDep(TraceCallCost* dep) { #if TRACE_ASSERTIONS if (_deps.contains(dep)) { qDebug("addDep: %s already in list!", qPrintable(dep->fullName())); return; } #endif _deps.append(dep); _lastDep = dep; invalidate(); #if TRACE_DEBUG qDebug("%s added\n %s (now %d)", qPrintable( fullName() ), qPrintable(dep->fullName()), _deps.count()); #endif } TraceCallCost* TraceCallListCost::findDepFromPart(TracePart* part) { if (_lastDep && _lastDep->part() == part) return _lastDep; foreach(TraceCallCost* dep, _deps) { if (dep->part() == part) { _lastDep = dep; return dep; } } return 0; } void TraceCallListCost::update() { if (!_dirty) return; #if TRACE_DEBUG qDebug("update %s (count %d)", qPrintable( fullName() ), _deps.count()); #endif /* Without dependent cost items, assume fixed costs, * i.e. do not change cost */ if (_deps.count()>0) { clear(); foreach(TraceCallCost* item, _deps) { if (onlyActiveParts()) if (!item->part() || !item->part()->isActive()) continue; addCost(item); addCallCount(item->callCount()); } } _dirty = false; #if TRACE_DEBUG qDebug(" > %s", qPrintable(costString(0))); #endif } //--------------------------------------------------- // TraceInclusiveListCost TraceInclusiveListCost::TraceInclusiveListCost(ProfileContext* context) : TraceInclusiveCost(context) { _lastDep = 0; } TraceInclusiveListCost::~TraceInclusiveListCost() {} void TraceInclusiveListCost::addDep(TraceInclusiveCost* dep) { #if TRACE_ASSERTIONS if (_deps.contains(dep)) { qDebug("addDep: %s already in list!", qPrintable(dep->fullName())); return; } #endif _deps.append(dep); _lastDep = dep; invalidate(); #if TRACE_DEBUG qDebug("%s added\n %s (now %d)", qPrintable( fullName() ), qPrintable(dep->fullName()), _deps.count()); #endif } TraceInclusiveCost* TraceInclusiveListCost::findDepFromPart(TracePart* part) { if (_lastDep && _lastDep->part() == part) return _lastDep; foreach(TraceInclusiveCost* dep, _deps) { if (dep->part() == part) { _lastDep = dep; return dep; } } return 0; } void TraceInclusiveListCost::update() { if (!_dirty) return; #if TRACE_DEBUG qDebug("update %s (count %d)", qPrintable( fullName() ), _deps.count()); #endif clear(); foreach(TraceInclusiveCost* item, _deps) { if (onlyActiveParts()) if (!item->part() || !item->part()->isActive()) continue; addCost(item); addInclusive(item->inclusive()); } _dirty = false; #if TRACE_DEBUG qDebug(" > %s", qPrintable(costString(0))); #endif } //--------------------------------------------------- // TracePartInstrJump TracePartInstrJump::TracePartInstrJump(TraceInstrJump* instrJump, TracePartInstrJump* next) : TraceJumpCost(ProfileContext::context(ProfileContext::PartInstrJump)) { _dep = instrJump; _next = next; } TracePartInstrJump::~TracePartInstrJump() {} //--------------------------------------------------- // TracePartInstrCall TracePartInstrCall::TracePartInstrCall(TraceInstrCall* instrCall) : TraceCallCost(ProfileContext::context(ProfileContext::PartInstrCall)) { _dep = instrCall; } TracePartInstrCall::~TracePartInstrCall() {} //--------------------------------------------------- // TracePartInstr TracePartInstr::TracePartInstr(TraceInstr* instr) : ProfileCostArray(ProfileContext::context(ProfileContext::PartInstr)) { _dep = instr; } TracePartInstr::~TracePartInstr() {} //--------------------------------------------------- // TracePartLineJump TracePartLineJump::TracePartLineJump(TraceLineJump* lineJump) : TraceJumpCost(ProfileContext::context(ProfileContext::PartLineJump)) { _dep = lineJump; } TracePartLineJump::~TracePartLineJump() {} //--------------------------------------------------- // TracePartLineCall TracePartLineCall::TracePartLineCall(TraceLineCall* lineCall) : TraceCallCost(ProfileContext::context(ProfileContext::PartLineCall)) { _dep = lineCall; } TracePartLineCall::~TracePartLineCall() {} //--------------------------------------------------- // TracePartLine TracePartLine::TracePartLine(TraceLine* line) : ProfileCostArray(ProfileContext::context(ProfileContext::PartLine)) { _dep = line; } TracePartLine::~TracePartLine() {} //--------------------------------------------------- // TracePartCall TracePartCall::TracePartCall(TraceCall* call) : TraceCallListCost(ProfileContext::context(ProfileContext::PartCall)) { _dep = call; _firstFixCallCost = 0; } TracePartCall::~TracePartCall() {} bool TracePartCall::isRecursion() { return call()->isRecursion(); } void TracePartCall::update() { #if !USE_FIXCOST TraceCallListCost::update(); #else if (!_dirty) return; #if TRACE_DEBUG qDebug("update %s", qPrintable( fullName() )); #endif /* Without dependent cost items, assume fixed costs, * i.e. do not change cost */ if (_firstFixCallCost) { clear(); FixCallCost* item; for (item = _firstFixCallCost; item; item = item->nextCostOfPartCall()) item->addTo(this); } _dirty = false; #if TRACE_DEBUG qDebug(" > %s", qPrintable(costString(0))); #endif #endif // USE_FIXCOST } //--------------------------------------------------- // TracePartFunction TracePartFunction::TracePartFunction(TraceFunction* function, TracePartObject* partObject, TracePartFile *partFile) : TraceInclusiveCost(ProfileContext::context(ProfileContext::PartFunction)) { _dep = function; _partObject = partObject; _partFile = partFile; _partClass = 0; _calledCount = 0; _callingCount = 0; _calledContexts = 0; _callingContexts = 0; _firstFixCost = 0; _firstFixJump = 0; } TracePartFunction::~TracePartFunction() {} QString TracePartFunction::prettyCalledCount() { return _calledCount.pretty(); } QString TracePartFunction::prettyCallingCount() { return _callingCount.pretty(); } QString TracePartFunction::costString(EventTypeSet* m) { update(); QString res = TraceInclusiveCost::costString(m); res += QString(", called from %1: %2") .arg(_calledContexts).arg(prettyCalledCount()); res += QString(", calling from %1: %2") .arg(_callingContexts).arg(prettyCallingCount()); return res; } void TracePartFunction::addPartInstr(TracePartInstr* ref) { #if TRACE_ASSERTIONS if (_partInstr.contains(ref)) { qDebug("TracePartFunction::addPartInstr: %s already in list!", qPrintable(ref->name())); return; } #endif _partInstr.append(ref); invalidate(); #if TRACE_DEBUG qDebug("%s added\n %s (now %d)", qPrintable( fullName() ), qPrintable(ref->fullName()), _partInstr.count()); #endif } void TracePartFunction::addPartLine(TracePartLine* ref) { #if TRACE_ASSERTIONS if (_partLines.contains(ref)) { qDebug("TracePartFunction::addPartLine: %s already in list!", qPrintable(ref->name())); return; } #endif _partLines.append(ref); invalidate(); #if TRACE_DEBUG qDebug("%s added\n %s (now %d)", qPrintable( fullName() ), qPrintable(ref->fullName()), _partLines.count()); #endif } void TracePartFunction::addPartCaller(TracePartCall* ref) { #if TRACE_ASSERTIONS if (_partCallers.contains(ref)) { qDebug("TracePartFunction::addPartCaller: %s already in list!", qPrintable(ref->name())); return; } #endif _partCallers.append(ref); invalidate(); #if TRACE_DEBUG qDebug("%s added Caller\n %s (now %d)", qPrintable( fullName() ), qPrintable(ref->fullName()), _partCallers.count()); #endif } void TracePartFunction::addPartCalling(TracePartCall* ref) { #if TRACE_ASSERTIONS if (_partCallings.contains(ref)) { qDebug("TracePartFunction::addPartCalling: %s already in list!", qPrintable(ref->name())); return; } #endif _partCallings.append(ref); invalidate(); #if TRACE_DEBUG qDebug("%s added Calling\n %s (now %d)", qPrintable( fullName() ), qPrintable(ref->fullName()), _partCallings.count()); #endif } SubCost TracePartFunction::calledCount() { if (_dirty) update(); return _calledCount; } int TracePartFunction::calledContexts() { if (_dirty) update(); return _calledContexts; } SubCost TracePartFunction::callingCount() { if (_dirty) update(); return _callingCount; } int TracePartFunction::callingContexts() { if (_dirty) update(); return _callingContexts; } void TracePartFunction::update() { if (!_dirty) return; #if TRACE_DEBUG qDebug("TracePartFunction::update %s (Callers %d, Callings %d, lines %d)", qPrintable(name()), _partCallers.count(), _partCallings.count(), _partLines.count()); #endif _calledCount = 0; _callingCount = 0; _calledContexts = 0; _callingContexts = 0; // To calculate context counts, we just use first real event type (FIXME?) EventType* e = data() ? data()->eventTypes()->realType(0) : 0; // calculate additional cost metrics foreach(TracePartCall* caller, _partCallers) { if (e && (caller->subCost(e) >0)) _calledContexts++; SubCost c = caller->callCount(); if (c>0) { _calledCount += c; } } foreach(TracePartCall* calling, _partCallings) { if (e && (calling->subCost(e)>0)) _callingContexts++; SubCost c = calling->callCount(); if (c>0) { _callingCount += c; } } // self cost #if !USE_FIXCOST if (_partLines.count()>0) { ProfileCostArray::clear(); foreach(TracePartLine* line, _partLines) addCost(line); } #else if (_firstFixCost) { ProfileCostArray::clear(); FixCost* item; for (item = _firstFixCost; item; item = item->nextCostOfPartFunction()) item->addTo(this); } #endif /* There are two possibilities to calculate inclusive cost: * 1) sum of call costs to this function * 2) sum of call costs from this function + self cost * * 1) is wrong if a function was called spontaneous, but also by a call. * This eventually can happen with thread/process startup functions, * and signal handlers. * * 2) is wrong with "skipped PLT" and the calltree skin, because * cost of PLT is attributed to called function (?) * * For now, do 1) if there are callers, otherwise 2). * Should this be fixed to take the maximum of 1) and 2) ? */ _inclusive.clear(); if (_calledCount>0) { // inclusive cost: if possible, use caller sums foreach(TracePartCall* caller, _partCallers) { // detect simple recursion (no cycle) if (caller->isRecursion()) continue; addInclusive(caller); } } else { // without caller info, use calling sum + line costs foreach(TracePartCall* calling, _partCallings) { // detect simple recursion (no cycle) if (calling->isRecursion()) continue; addInclusive(calling); } _dirty = false; // do not recurse! addInclusive(this); } _dirty = false; #if TRACE_DEBUG qDebug(" > %s", qPrintable(costString(0))); #endif } //--------------------------------------------------- // TracePartClass TracePartClass::TracePartClass(TraceClass* cls) : TraceInclusiveListCost(ProfileContext::context(ProfileContext::PartClass)) { _dep = cls; } TracePartClass::~TracePartClass() {} QString TracePartClass::prettyName() const { return QString("%1 from %2") .arg( _dep->name().isEmpty() ? QString("(global)") : _dep->name()) .arg(part()->name()); } //--------------------------------------------------- // TracePartFile TracePartFile::TracePartFile(TraceFile* file) : TraceInclusiveListCost(ProfileContext::context(ProfileContext::PartFile)) { _dep = file; } TracePartFile::~TracePartFile() {} //--------------------------------------------------- // TracePartObject TracePartObject::TracePartObject(TraceObject* object) : TraceInclusiveListCost(ProfileContext::context(ProfileContext::PartObject)) { _dep = object; } TracePartObject::~TracePartObject() {} //--------------------------------------------------- // TraceInstrJump TraceInstrJump::TraceInstrJump(TraceInstr* instrFrom, TraceInstr* instrTo, bool isCondJump) : TraceJumpCost(ProfileContext::context(ProfileContext::InstrJump)) { _first = 0; _instrFrom = instrFrom; _instrTo = instrTo; _isCondJump = isCondJump; } TraceInstrJump::~TraceInstrJump() { // we are the owner of the TracePartInstrJump's generated in our factory TracePartInstrJump* item = _first, *next; while(item) { next = item->next(); delete item; item = next; } } TracePartInstrJump* TraceInstrJump::partInstrJump(TracePart* part) { static TracePartInstrJump* item = 0; // shortcut if recently used if (item && (item->instrJump()==this) && (item->part() == part)) return item; for(item = _first; item; item = item->next()) if (item->part() == part) return item; item = new TracePartInstrJump(this, _first); item->setPosition(part); _first = item; return item; } void TraceInstrJump::update() { if (!_dirty) return; clear(); TracePartInstrJump* item; for (item = _first; item; item = item->next()) { if (!item->part() || !item->part()->isActive()) continue; addCost(item); } _dirty = false; #if TRACE_DEBUG qDebug("updated %s", qPrintable( fullName() )); #endif #if TRACE_DEBUG qDebug(" > %s", qPrintable(costString(0))); #endif } QString TraceInstrJump::name() const { return QString("jump at 0x%1 to 0x%2") .arg(_instrFrom->addr().toString()) .arg(_instrTo->addr().toString()); } //--------------------------------------------------- // TraceLineJump TraceLineJump::TraceLineJump(TraceLine* lineFrom, TraceLine* lineTo, bool isCondJump) : TraceJumpListCost(ProfileContext::context(ProfileContext::LineJump)) { _lineFrom = lineFrom; _lineTo = lineTo; _isCondJump = isCondJump; } TraceLineJump::~TraceLineJump() { // we are the owner of TracePartLineJump's generated in our factory qDeleteAll(_deps); } TracePartLineJump* TraceLineJump::partLineJump(TracePart* part) { TracePartLineJump* item = (TracePartLineJump*) findDepFromPart(part); if (!item) { item = new TracePartLineJump(this); item->setPosition(part); addDep(item); } return item; } QString TraceLineJump::name() const { return QString("jump at %1 to %2") .arg(_lineFrom->prettyName()) .arg(_lineTo->prettyName()); } //--------------------------------------------------- // TraceInstrCall TraceInstrCall::TraceInstrCall(TraceCall* call, TraceInstr* instr) : TraceCallListCost(ProfileContext::context(ProfileContext::InstrCall)) { _call = call; _instr = instr; } TraceInstrCall::~TraceInstrCall() { // we are the owner of TracePartInstrCall's generated in our factory qDeleteAll(_deps); } TracePartInstrCall* TraceInstrCall::partInstrCall(TracePart* part, TracePartCall*) { TracePartInstrCall* item = (TracePartInstrCall*) findDepFromPart(part); if (!item) { item = new TracePartInstrCall(this); item->setPosition(part); addDep(item); // instruction calls are not registered in function calls // as together with line calls calls are duplicated //partCall->addDep(item); } return item; } QString TraceInstrCall::name() const { return QString("%1 at %2").arg(_call->name()).arg(_instr->name()); } //--------------------------------------------------- // TraceLineCall TraceLineCall::TraceLineCall(TraceCall* call, TraceLine* line) : TraceCallListCost(ProfileContext::context(ProfileContext::LineCall)) { _call = call; _line = line; } TraceLineCall::~TraceLineCall() { // we are the owner of TracePartLineCall's generated in our factory qDeleteAll(_deps); } TracePartLineCall* TraceLineCall::partLineCall(TracePart* part, TracePartCall* partCall) { TracePartLineCall* item = (TracePartLineCall*) findDepFromPart(part); if (!item) { item = new TracePartLineCall(this); item->setPosition(part); addDep(item); partCall->addDep(item); } return item; } QString TraceLineCall::name() const { return QString("%1 at %2").arg(_call->name()).arg(_line->name()); } //--------------------------------------------------- // TraceCall TraceCall::TraceCall(TraceFunction* caller, TraceFunction* called) : TraceCallListCost(ProfileContext::context(ProfileContext::Call)) { _caller = caller; _called = called; } TraceCall::~TraceCall() { // we are the owner of all items generated in our factories qDeleteAll(_deps); qDeleteAll(_lineCalls); } TracePartCall* TraceCall::partCall(TracePart* part, TracePartFunction* partCaller, TracePartFunction* partCalling) { TracePartCall* item = (TracePartCall*) findDepFromPart(part); if (!item) { item = new TracePartCall(this); item->setPosition(part); addDep(item); partCaller->addPartCalling(item); partCalling->addPartCaller(item); } return item; } TraceInstrCall* TraceCall::instrCall(TraceInstr* i) { foreach(TraceInstrCall* icall, _instrCalls) if (icall->instr() == i) return icall; TraceInstrCall* icall = new TraceInstrCall(this, i); _instrCalls.append(icall); invalidate(); #if TRACE_DEBUG qDebug("Created %s [TraceCall::instrCall]", qPrintable(icall->fullName())); #endif i->addInstrCall(icall); return icall; } TraceLineCall* TraceCall::lineCall(TraceLine* l) { foreach(TraceLineCall* lcall, _lineCalls) if (lcall->line() == l) return lcall; TraceLineCall* lcall = new TraceLineCall(this, l); _lineCalls.append(lcall); invalidate(); #if TRACE_DEBUG qDebug("Created %s [TraceCall::lineCall]", qPrintable(lcall->fullName())); #endif l->addLineCall(lcall); return lcall; } void TraceCall::invalidateDynamicCost() { foreach(TraceLineCall* lc, _lineCalls) lc->invalidate(); foreach(TraceInstrCall* ic, _instrCalls) ic->invalidate(); invalidate(); } QString TraceCall::name() const { return QString("%1 => %2") .arg(_caller->name()) .arg(_called->name()); } int TraceCall::inCycle() { if (!_caller || !_called) return 0; if (!_caller->cycle()) return 0; if (_caller == _caller->cycle()) return 0; if (_caller->cycle() != _called->cycle()) return 0; return _caller->cycle()->cycleNo(); } void TraceCall::update() { if (!_dirty) return; // special handling for cycles if (_caller && _caller->cycle() && _caller==_caller->cycle()) { // we have no part calls: use inclusive cost of called function clear(); if (_called) addCost(_called->inclusive()); _dirty = false; return; } TraceCallListCost::update(); } TraceFunction* TraceCall::caller(bool /*skipCycle*/) const { return _caller; } TraceFunction* TraceCall::called(bool skipCycle) const { if (!skipCycle && _called) { // if this is a call to a cycle member from outside of the cycle, // fake it to be a call to the whole cycle if (_called->cycle() && _caller && (_caller->cycle() != _called->cycle())) return _called->cycle(); } return _called; } QString TraceCall::callerName(bool skipCycle) const { if (!_caller) return QObject::tr("(no caller)"); if (!skipCycle) { // if this call goes into a cycle, add the entry function TraceFunctionCycle* c = _called->cycle(); if (c && _caller && (_caller->cycle() != c)) { QString via = _called->prettyName(); return QObject::tr("%1 via %2").arg(_caller->prettyName()).arg(via); } } return _caller->prettyName(); } QString TraceCall::calledName(bool skipCycle) const { if (!_called) return QObject::tr("(no callee)"); if (!skipCycle) { // if this call goes into a cycle, add the entry function TraceFunctionCycle* c = _called->cycle(); if (c && _caller && (_caller->cycle() != c)) { // HACK to get rid of cycle postfix... _called->setCycle(0); QString via = _called->prettyName(); _called->setCycle(c); return QObject::tr("%1 via %2").arg(c->name()).arg(via); } } return _called->prettyName(); } //--------------------------------------------------- // TraceInstr TraceInstr::TraceInstr() : TraceListCost(ProfileContext::context(ProfileContext::Instr)) { _addr = 0; _line = 0; _function = 0; } TraceInstr::~TraceInstr() { // we are the owner of items generated in our factories qDeleteAll(_deps); qDeleteAll(_instrJumps); } bool TraceInstr::hasCost(EventType* ct) { if (subCost(ct) >0) return true; foreach(TraceInstrCall* ic, _instrCalls) if (ic->subCost(ct) >0) return true; foreach(TraceInstrJump* ij, _instrJumps) if (ij->executedCount() >0) return true; return false; } TracePartInstr* TraceInstr::partInstr(TracePart* part, TracePartFunction* partFunction) { TracePartInstr* item = (TracePartInstr*) findDepFromPart(part); if (!item) { item = new TracePartInstr(this); item->setPosition(part); addDep(item); //part->addDep(item); partFunction->addPartInstr(item); } return item; } TraceInstrJump* TraceInstr::instrJump(TraceInstr* to, bool isJmpCond) { foreach(TraceInstrJump* jump, _instrJumps) if (jump->instrTo() == to) return jump; TraceInstrJump* jump = new TraceInstrJump(this, to, isJmpCond); _instrJumps.append(jump); return jump; } void TraceInstr::addInstrCall(TraceInstrCall* instrCall) { #if TRACE_ASSERTIONS if (_instrCalls.contains(instrCall)) return; if (instrCall->instr() != this) { qDebug("Can not add instruction call to another instruction!"); return; } #endif _instrCalls.append(instrCall); invalidate(); #if TRACE_DEBUG qDebug("%s added\n %s (now %d)", qPrintable( fullName() ), qPrintable(instrCall->fullName()), _instrCalls.count()); #endif } QString TraceInstr::name() const { return QString("0x%1").arg(_addr.toString()); } QString TraceInstr::prettyName() const { return QString("0x%1").arg(_addr.toString()); } //--------------------------------------------------- // TraceLine TraceLine::TraceLine() : TraceListCost(ProfileContext::context(ProfileContext::Line)) { _lineno = 0; _sourceFile = 0; } TraceLine::~TraceLine() { // we are the owner of items generated in our factories qDeleteAll(_deps); qDeleteAll(_lineJumps); } bool TraceLine::hasCost(EventType* ct) { if (subCost(ct) >0) return true; foreach(TraceLineCall* lc, _lineCalls) if (lc->subCost(ct) >0) return true; foreach(TraceLineJump* lj, _lineJumps) if (lj->executedCount() >0) return true; return false; } TracePartLine* TraceLine::partLine(TracePart* part, TracePartFunction* partFunction) { TracePartLine* item = (TracePartLine*) findDepFromPart(part); if (!item) { item = new TracePartLine(this); item->setPosition(part); addDep(item); #if !USE_FIXCOST part->addDep(item); #endif partFunction->addPartLine(item); } return item; } TraceLineJump* TraceLine::lineJump(TraceLine* to, bool isJmpCond) { foreach(TraceLineJump* jump, _lineJumps) if (jump->lineTo() == to) return jump; TraceLineJump* jump = new TraceLineJump(this, to, isJmpCond); _lineJumps.append(jump); return jump; } void TraceLine::addLineCall(TraceLineCall* lineCall) { #if TRACE_ASSERTIONS if (_lineCalls.contains(lineCall)) return; if (lineCall->line() != this) { qDebug("Can not add line call to another line!"); return; } #endif TraceFunction* caller = lineCall->call()->caller(); TraceFunction* function = _sourceFile->function(); if (caller != function) { // We regard 2 functions as the same if they have // same class, name, object if ((caller->cls() != function->cls()) || (caller->name() != function->name()) || (caller->object() != function->object())) { qDebug("ERROR: Adding line call, line %d\n of %s to\n %s ?!", lineCall->line()->lineno(), qPrintable(caller->info()), qPrintable(function->info())); } } _lineCalls.append(lineCall); invalidate(); #if TRACE_DEBUG qDebug("%s added\n %s (now %d)", qPrintable( fullName() ), qPrintable(lineCall->fullName()), _lineCalls.count()); #endif } QString TraceLine::name() const { QString fileShortName = _sourceFile->file()->shortName(); if (fileShortName.isEmpty()) return TraceFile::prettyEmptyName(); return QString("%1:%2") .arg(fileShortName).arg(_lineno); } QString TraceLine::prettyName() const { return QString("%1 [%2]") .arg(name()).arg(_sourceFile->function()->prettyName()); } //--------------------------------------------------- // TraceCostItem TraceCostItem::TraceCostItem(ProfileContext* context) : TraceInclusiveListCost(context) { } TraceCostItem::~TraceCostItem() {} //--------------------------------------------------- // TraceFunctionSource TraceFunctionSource::TraceFunctionSource(TraceFunction* function, TraceFile* file) : ProfileCostArray(ProfileContext::context(ProfileContext::FunctionSource)) { _file = file; _function = function; // the function is dependent from our cost sum _dep = _function; _lineMap = 0; _lineMapFilled = false; _line0 = 0; } TraceFunctionSource::~TraceFunctionSource() { delete _lineMap; delete _line0; } QString TraceFunctionSource::name() const { return QString("%1 for %2").arg(_file->name()).arg(_function->name()); } uint TraceFunctionSource::firstLineno() { // lazy generate the map if not done up to now TraceLineMap* map = lineMap(); // ignore line 0 here if (!map || map->count() == 0) return 0; TraceLineMap::Iterator it = map->begin(); return (*it).lineno(); } uint TraceFunctionSource::lastLineno() { // lazy generate the map if not done up to now TraceLineMap* map = lineMap(); // ignore line 0 here if (!map || map->count() == 0) return 0; TraceLineMap::Iterator it = map->end(); --it; return (*it).lineno(); } /* factory */ TraceLine* TraceFunctionSource::line(uint lineno, bool createNew) { if (lineno == 0) { if (!_line0) { if (!createNew) return 0; _line0 = new TraceLine; _line0->setSourceFile(this); _line0->setLineno(0); } return _line0; } if (!createNew) { if (!_lineMap) return 0; TraceLineMap::Iterator it = _lineMap->find(lineno); if (it == _lineMap->end()) return 0; return &(it.value()); } if (!_lineMap) _lineMap = new TraceLineMap; TraceLine& l = (*_lineMap)[lineno]; if (!l.isValid()) { l.setSourceFile(this); l.setLineno(lineno); #if TRACE_DEBUG qDebug("Created %s [TraceFunctionSource::line]", qPrintable(l.fullName())); #endif } return &l; } void TraceFunctionSource::update() { if (!_dirty) return; clear(); // no need to create lineMap if not already created if (_lineMap) { TraceLineMap::Iterator lit; for ( lit = _lineMap->begin(); lit != _lineMap->end(); ++lit ) addCost( &(*lit) ); } _dirty = false; } void TraceFunctionSource::invalidateDynamicCost() { // no need to create lineMap if not already created if (_lineMap) { TraceLineMap::Iterator lit; for ( lit = _lineMap->begin(); lit != _lineMap->end(); ++lit ) (*lit).invalidate(); } invalidate(); } TraceLineMap* TraceFunctionSource::lineMap() { #if USE_FIXCOST if (_lineMapFilled) return _lineMap; _lineMapFilled = true; if (!_lineMap) _lineMap = new TraceLineMap; TraceLine* l = 0; TracePartLine* pl = 0; TraceLineCall* lc = 0; TracePartLineCall* plc = 0; /* go over all part objects for this function, and * - build TraceLines (the line map) using FixCost objects * - build TraceJumpLines using FixJump objects */ foreach(TraceInclusiveCost* ic, _function->deps()) { TracePartFunction* pf = (TracePartFunction*) ic; if (0) qDebug("PartFunction %s:%d", qPrintable(pf->function()->name()), pf->part()->partNumber()); FixCost* fc = pf->firstFixCost(); for(; fc; fc = fc->nextCostOfPartFunction()) { if (fc->line() == 0) continue; if (fc->functionSource() != this) continue; if (!l || l->lineno() != fc->line()) { l = &(*_lineMap)[fc->line()]; if (!l->isValid()) { l->setSourceFile(this); l->setLineno(fc->line()); } pl = 0; } if (!pl || pl->part() != fc->part()) pl = l->partLine(fc->part(), pf); fc->addTo(pl); } TraceLine* to = 0; TraceLineJump* lj; TracePartLineJump* plj; FixJump* fj = pf->firstFixJump(); for(; fj; fj = fj->nextJumpOfPartFunction()) { if (fj->line() == 0) continue; if (fj->source() != this) continue; if (!fj->targetSource()) { // be robust against buggy loaders continue; } // do not display jumps to same or following line if ((fj->line() == fj->targetLine()) || (fj->line()+1 == fj->targetLine())) continue; if (!l || l->lineno() != fj->line()) { l = &(*_lineMap)[fj->line()]; if (!l->isValid()) { l->setSourceFile(this); l->setLineno(fj->line()); } } to = fj->targetSource()->line(fj->targetLine(), true); lj = l->lineJump(to, fj->isCondJump()); plj = lj->partLineJump(fj->part()); fj->addTo(plj); } foreach(TracePartCall* pc, pf->partCallings()) { if (0) qDebug("PartCall %s:%d", qPrintable(pc->call()->name()), pf->part()->partNumber()); FixCallCost* fcc = pc->firstFixCallCost(); for(; fcc; fcc = fcc->nextCostOfPartCall()) { if (fcc->line() == 0) continue; if (fcc->functionSource() != this) continue; if (!l || l->lineno() != fcc->line()) { l = &(*_lineMap)[fcc->line()]; if (!l->isValid()) { l->setSourceFile(this); l->setLineno(fcc->line()); } } if (!lc || lc->call() != pc->call() || lc->line() != l) { lc = pc->call()->lineCall(l); plc = 0; } if (!plc || plc->part() != fcc->part()) plc = lc->partLineCall(fcc->part(), pc); fcc->addTo(plc); if (0) qDebug("Add FixCallCost %s:%d/0x%s, CallCount %s", qPrintable(fcc->functionSource()->file()->shortName()), fcc->line(), qPrintable(fcc->addr().toString()), qPrintable(fcc->callCount().pretty())); } } } #endif return _lineMap; } //--------------------------------------------------- // TraceAssociation TraceAssociation::TraceAssociation() { _function = 0; _valid = false; } TraceAssociation::~TraceAssociation() { // do not delete from TraceFunction if (_function) _function->removeAssociation(this); } bool TraceAssociation::isAssociated() { if (!_function) return false; return _function->association(rtti())==this; } bool TraceAssociation::setFunction(TraceFunction* f) { if (_function == f) return isAssociated(); if (_function) { // do not delete ourself _function->removeAssociation(this); } _function = f; if (f && f->association(rtti()) == 0) { f->addAssociation(this); return true; } return false; } void TraceAssociation::clear(TraceData* d, int rtti) { TraceFunctionMap::Iterator it; for ( it = d->functionMap().begin(); it != d->functionMap().end(); ++it ) (*it).removeAssociation(rtti); } void TraceAssociation::invalidate(TraceData* d, int rtti) { TraceFunctionMap::Iterator it; for ( it = d->functionMap().begin(); it != d->functionMap().end(); ++it ) (*it).invalidateAssociation(rtti); } //--------------------------------------------------- // TraceFunction TraceFunction::TraceFunction() : TraceCostItem(ProfileContext::context(ProfileContext::Function)) { _object = 0; _file = 0; _cls = 0; _cycle = 0; _calledCount = 0; _callingCount = 0; _calledContexts = 0; _callingContexts = 0; _instrMap = 0; _instrMapFilled = false; } TraceFunction::~TraceFunction() { qDeleteAll(_associations); // we are the owner of items generated in our factories qDeleteAll(_deps); qDeleteAll(_callings); qDeleteAll(_sourceFiles); delete _instrMap; } // no unique check is done! void TraceFunction::addAssociation(TraceAssociation* a) { if (!a) return; _associations.append(a); } void TraceFunction::removeAssociation(TraceAssociation* a) { _associations.removeAll(a); } void TraceFunction::removeAssociation(int rtti, bool reallyDelete) { if (rtti==0) { if (reallyDelete) qDeleteAll(_associations); _associations.clear(); return; } foreach(TraceAssociation* a, _associations) { if (a->rtti() == rtti) { if (reallyDelete) delete a; _associations.removeAll(a); return; } } } void TraceFunction::invalidateAssociation(int rtti) { foreach(TraceAssociation* a, _associations) { if ((rtti==0) || (a->rtti() == rtti)) a->invalidate(); } } TraceAssociation* TraceFunction::association(int rtti) { foreach(TraceAssociation* a, _associations) { if (a->rtti() == rtti) return a; } return 0; } #if 0 // helper for prettyName bool TraceFunction::isUniquePrefix(const QString& prefix) const { TraceFunctionMap::ConstIterator it, it2; it = it2 = _myMapIterator; if (it != data()->functionBeginIterator()) { it2--; if ((*it2).name().startsWith(prefix)) return false; } if (it != data()->functionEndIterator()) { it++; if ((*it).name().startsWith(prefix)) return false; } return true; } #endif QString TraceFunction::prettyName() const { QString res = _name; if (_name.isEmpty()) return prettyEmptyName(); if (GlobalConfig::hideTemplates()) { res = QString(); int d = 0; for(int i=0;i<_name.length();i++) { switch(_name[i].toLatin1()) { case '<': if (d<=0) res.append(_name[i]); d++; break; case '>': d--; // fall trough default: if (d<=0) res.append(_name[i]); break; } } } #if 0 // TODO: make it a configuration, but disabled by default. // // Stripping parameter signature of C++ symbols is fine // if the function name is unique in the whole program. // However, we only can detect if it is unique in the profile, // which makes this "beautification" potentially confusing int p = _name.indexOf('('); if (p>0) { // handle C++ "operator()" correct if ( (p+2 < _name.size()) && (_name[p+1] == ')') && (_name[p+2] == '(')) p+=2; // we have a C++ symbol with argument types: // check for unique function name (inclusive '(' !) if (isUniquePrefix(_name.left(p+1))) res = _name.left(p); } #endif // cycle members if (_cycle) { if (_cycle != this) res = QString("%1 ").arg(res).arg(_cycle->cycleNo()); else res = QString("").arg(_cycle->cycleNo()); } return res; } QString TraceFunction::formattedName() const { // produce a "rich" name only if templates are hidden if (!GlobalConfig::hideTemplates() || _name.isEmpty()) return QString(); // bold, but inside template parameters normal, function arguments italic QString rich(""); int d = 0; for(int i=0;i<_name.length();i++) { switch(_name[i].toLatin1()) { case '&': rich.append("&"); break; case '<': d++; rich.append("<"); if (d==1) rich.append(""); break; case '>': d--; if (d==0) rich.append(""); rich.append("> "); // add space to allow for line break break; case '(': rich.append("("); break; case ')': rich.append(")"); break; default: rich.append(_name[i]); break; } } rich.append(""); return rich; } QString TraceFunction::prettyEmptyName() { return QObject::tr("(unknown)"); } /* * Returns location string: ELF object and source file(s). */ QString TraceFunction::location(int maxFiles) const { QString loc; // add object file with address range if (_object) { loc = _object->shortName(); #if 0 uint from = firstAddress(); uint to = lastAddress(); if (from != 0 && to != 0) { if (from == to) loc += QString(" (0x%1)").arg(to, 0, 16); else loc += QString(" (0x%1-0x%2)").arg(from, 0, 16).arg(to, 0, 16); } #endif } // add all source files int filesAdded = 0; foreach(TraceFunctionSource* sourceFile, _sourceFiles) { if (!sourceFile->file() || (sourceFile->file()->name().isEmpty()) ) continue; if (!loc.isEmpty()) loc += (filesAdded>0) ? ", " : ": "; filesAdded++; if ((maxFiles>0) && (filesAdded>maxFiles)) { loc += "..."; break; } loc += sourceFile->file()->shortName(); #if 0 from = sourceFile->firstLineno(); to = sourceFile->lastLineno(); if (from != 0 && to != 0) { if (from == to) loc += QString(" (%1)").arg(to); else loc += QString(" (%1-%2)").arg(from).arg(to); } #endif } return loc; } // pretty version is allowed to mangle the string... QString TraceFunction::prettyLocation(int maxFiles) const { QString l = location(maxFiles); if (l.isEmpty()) return QObject::tr("(unknown)"); return l; } void TraceFunction::addPrettyLocation(QString& s, int maxFiles) const { QString l = location(maxFiles); if (l.isEmpty()) return; s += QString(" (%1)").arg(l); } QString TraceFunction::prettyNameWithLocation(int maxFiles) const { QString l = location(maxFiles); if (l.isEmpty()) return prettyName(); return QString("%1 (%2)").arg(prettyName()).arg(l); } QString TraceFunction::info() const { QString l = location(); if (l.isEmpty()) return QString("Function %1").arg(name()); return QString("Function %1 (location %2)") .arg(name()).arg(l); } Addr TraceFunction::firstAddress() const { // ignore address 0 here if (!_instrMap || _instrMap->count() == 0) return 0; TraceInstrMap::ConstIterator it = _instrMap->constBegin(); return (*it).addr(); } Addr TraceFunction::lastAddress() const { // ignore address 0 here if (!_instrMap || _instrMap->count() == 0) return 0; TraceInstrMap::ConstIterator it = _instrMap->constEnd(); --it; return (*it).addr(); } /* factory */ TraceInstr* TraceFunction::instr(Addr addr, bool createNew) { // address 0 not allowed if (addr == Addr(0)) return 0; if (!createNew) { if (!_instrMap) return 0; TraceInstrMap::Iterator it = _instrMap->find(addr); if (it == _instrMap->end()) return 0; return &(it.value()); } if (!_instrMap) _instrMap = new TraceInstrMap; TraceInstr& i = (*_instrMap)[addr]; if (!i.isValid()) { i.setAddr(addr); i.setFunction(this); #if TRACE_DEBUG qDebug("Created %s [TraceFunction::instr]", qPrintable(i.fullName())); #endif } return &i; } void TraceFunction::addCaller(TraceCall* caller) { #if TRACE_ASSERTIONS if (caller->called() != this) { qDebug("Can not add call to another line!\n"); return; } if (_callers.contains(caller)) return; #endif _callers.append(caller); invalidate(); #if TRACE_DEBUG qDebug("%s added Caller\n %s (now %d)", qPrintable( fullName() ), qPrintable(caller->fullName()), _callers.count()); #endif } TraceCall* TraceFunction::calling(TraceFunction* called) { foreach(TraceCall* calling, _callings) if (calling->called() == called) return calling; TraceCall* calling = new TraceCall(this, called); _callings.append(calling); // we have to invalidate ourself so invalidations from item propagate up invalidate(); #if TRACE_DEBUG qDebug("Created %s [TraceFunction::calling]", qPrintable(calling->fullName())); #endif called->addCaller(calling); return calling; } TraceFunctionSource* TraceFunction::sourceFile(TraceFile* file, bool createNew) { if (!file) file = _file; foreach(TraceFunctionSource* sourceFile, _sourceFiles) if (sourceFile->file() == file) return sourceFile; if (!createNew) return 0; TraceFunctionSource* sourceFile = new TraceFunctionSource(this, file); _sourceFiles.append(sourceFile); // we have to invalidate ourself so invalidations from item propagate up invalidate(); #if TRACE_DEBUG qDebug("Created SourceFile %s [TraceFunction::line]", qPrintable(file->name())); #endif file->addSourceFile(sourceFile); return sourceFile; } TraceLine* TraceFunction::line(TraceFile* file, uint lineno, bool createNew) { Q_ASSERT(file!=0); TraceFunctionSource* sf = sourceFile(file, createNew); if (!sf) return 0; else return sf->line(lineno, createNew); } TracePartFunction* TraceFunction::partFunction(TracePart* part, TracePartFile* partFile, TracePartObject* partObject) { TracePartFunction* item = (TracePartFunction*) findDepFromPart(part); if (!item) { item = new TracePartFunction(this, partObject, partFile); item->setPosition(part); addDep(item); #if USE_FIXCOST part->addDep(item); #endif if (_cls) { TracePartClass* partClass = _cls->partClass(part); partClass->addPartFunction(item); item->setPartClass(partClass); } partFile->addPartFunction(item); if (partObject) partObject->addPartFunction(item); } else if (item->partObject()==0 && partObject) { item->setPartObject(partObject); partObject->addPartFunction(item); } return item; } SubCost TraceFunction::calledCount() { if (_dirty) update(); return _calledCount; } int TraceFunction::calledContexts() { if (_dirty) update(); return _calledContexts; } SubCost TraceFunction::callingCount() { if (_dirty) update(); return _callingCount; } int TraceFunction::callingContexts() { if (_dirty) update(); return _callingContexts; } QString TraceFunction::prettyCalledCount() { return _calledCount.pretty(); } QString TraceFunction::prettyCallingCount() { return _callingCount.pretty(); } TraceCallList TraceFunction::callers(bool skipCycle) const { if (skipCycle) return _callers; // fake the callers for cycle members if (_cycle && (_cycle != this)) { TraceCallList l; // inner-cycle-callers foreach(TraceCall* c, _callers) if (c->caller()->cycle() == _cycle) l.append(c); // call from cycle itself foreach(TraceCall* c, _cycle->_callings) if (c->called() == this) { l.append(c); return l; } } return _callers; } const TraceCallList& TraceFunction::callings(bool /* skipCycle */) const { return _callings; } void TraceFunction::invalidateDynamicCost() { foreach(TraceCall* c, _callings) c->invalidateDynamicCost(); foreach(TraceFunctionSource* sf, _sourceFiles) sf->invalidateDynamicCost(); if (_instrMap) { TraceInstrMap::Iterator iit; for ( iit = _instrMap->begin(); iit != _instrMap->end(); ++iit ) (*iit).invalidate(); } invalidate(); } void TraceFunction::update() { if (!_dirty) return; #if TRACE_DEBUG qDebug("Update %s (Callers %d, sourceFiles %d, instrs %d)", qPrintable(_name), _callers.count(), _sourceFiles.count(), _instrMap ? _instrMap->count():0); #endif _calledCount = 0; _callingCount = 0; _calledContexts = 0; _callingContexts = 0; clear(); // To calculate context counts, we just use first real event type (FIXME?) EventType* e = data() ? data()->eventTypes()->realType(0) : 0; // context count is NOT the sum of part contexts foreach(TraceCall *caller, _callers) { if (e && (caller->subCost(e) >0)) _calledContexts++; _calledCount += caller->callCount(); } foreach(TraceCall* callee, _callings) { if (e && (callee->subCost(e) >0)) _callingContexts++; _callingCount += callee->callCount(); } if (data()->inFunctionCycleUpdate() || !_cycle) { // usual case (no cycle member) foreach(TraceInclusiveCost* item, _deps) { if (!item->part() || !item->part()->isActive()) continue; addCost(item); addInclusive(item->inclusive()); } } else { // this is a cycle or cycle member foreach(TraceCall* callee, _callings) { // ignore inner-cycle member calls for inclusive cost if ((_cycle != this) && (callee->inCycle()>0)) continue; addInclusive(callee); } // self cost if (type() == ProfileContext::FunctionCycle) { // cycle: self cost is sum of cycle member self costs, but // does not add to inclusive cost foreach(TraceFunction* m, ((TraceFunctionCycle*)this)->members()) addCost(m); } else { // cycle member foreach(TraceInclusiveCost* item, _deps) { if (!item->part() || !item->part()->isActive()) continue; addCost(item); } _dirty = false; // do not recurse addInclusive(this); } } _dirty = false; #if TRACE_DEBUG qDebug("> %s", qPrintable(costString(0))); #endif } bool TraceFunction::isCycle() { return _cycle == this; } bool TraceFunction::isCycleMember() { return _cycle && (_cycle != this); } void TraceFunction::cycleReset() { _cycle = 0; _cycleStackDown = 0; _cycleLow = 0; } // this does not mark functions calling themself ! void TraceFunction::cycleDFS(int d, int& pNo, TraceFunction** pTop) { if (_cycleLow != 0) return; // initialize with prefix order pNo++; int prefixNo = pNo; _cycleLow = prefixNo; // put myself on stack _cycleStackDown = *pTop; *pTop = this; /* cycle cut heuristic: * skip calls for cycle detection if they make less than _cycleCut * percent of the cost of the function. * FIXME: Which cost type to use for this heuristic ?! */ Q_ASSERT((data() != 0) && (data()->eventTypes()->realCount()>0)); EventType* e = data()->eventTypes()->realType(0); SubCost base = 0; if (_callers.count()>0) { foreach(TraceCall* caller, _callers) if (caller->subCost(e) > base) base = caller->subCost(e); } else base = inclusive()->subCost(e); SubCost cutLimit = SubCost(base * GlobalConfig::cycleCut()); if (0) { qDebug("%s (%d) Visiting %s", qPrintable(QString().fill(' ', d)), pNo, qPrintable(prettyName())); qDebug("%s Cum. %s, Max Caller %s, cut limit %s", qPrintable(QString().fill(' ', d)), qPrintable(inclusive()->subCost(e).pretty()), qPrintable(base.pretty()), qPrintable(cutLimit.pretty())); } foreach(TraceCall *callee, _callings) { TraceFunction* called = callee->called(); // cycle cut heuristic if (callee->subCost(e) < cutLimit) { if (0) qDebug("%s Cut call to %s (cum. %s)", qPrintable(QString().fill(' ', d)), qPrintable(called->prettyName()), qPrintable(callee->subCost(e).pretty())); continue; } if (called->_cycleLow==0) { // not visited yet called->cycleDFS(d+1, pNo, pTop); if (called->_cycleLow < _cycleLow) _cycleLow = called->_cycleLow; } else if (called->_cycleStackDown) { // backlink to same SCC (still in stack) if (called->_cycleLow < _cycleLow) _cycleLow = called->_cycleLow; if (0) qDebug("%s (low %d) Back to %s", qPrintable(QString().fill(' ', d)), _cycleLow, qPrintable(called->prettyName())); } } if (prefixNo == _cycleLow) { // this is the base of a SCC. if (*pTop == this) { *pTop = _cycleStackDown; _cycleStackDown = 0; } else { // a SCC with >1 members TraceFunctionCycle* cycle = data()->functionCycle(this); if (0) qDebug("Found Cycle %d with base %s:", cycle->cycleNo(), qPrintable(prettyName())); while(*pTop) { TraceFunction* top = *pTop; cycle->add(top); // remove from stack *pTop = top->_cycleStackDown; top->_cycleStackDown = 0; if (0) qDebug(" %s", qPrintable(top->prettyName())); if (top == this) break; } } } } TraceInstrMap* TraceFunction::instrMap() { #if USE_FIXCOST if (_instrMapFilled) return _instrMap; _instrMapFilled = true; if (!_instrMap) _instrMap = new TraceInstrMap; TraceLine* l = 0; TraceInstr* i = 0; TracePartInstr* pi = 0; TraceInstrCall* ic = 0; TracePartInstrCall* pic = 0; foreach(TraceInclusiveCost* icost, deps()) { TracePartFunction* pf = (TracePartFunction*) icost; if (0) qDebug("PartFunction %s:%d", qPrintable(pf->function()->name()), pf->part()->partNumber()); FixCost* fc = pf->firstFixCost(); for(; fc; fc = fc->nextCostOfPartFunction()) { if (fc->addr() == 0) continue; if (!l || (l->lineno() != fc->line()) || (l->functionSource() != fc->functionSource())) l = fc->functionSource()->line(fc->line(),true); if (!i || i->addr() != fc->addr()) { i = &(*_instrMap)[fc->addr()]; if (!i->isValid()) { i->setFunction(this); i->setAddr(fc->addr()); i->setLine(l); } pi = 0; } if (!pi || pi->part() != fc->part()) pi = i->partInstr(fc->part(), pf); fc->addTo(pi); } TraceInstr* to = 0; TraceInstrJump* ij; TracePartInstrJump* pij; FixJump* fj = pf->firstFixJump(); for(; fj; fj = fj->nextJumpOfPartFunction()) { if (fj->addr() == 0) continue; if (!l || (l->lineno() != fj->line()) || (l->functionSource() != fj->source())) l = fj->source()->line(fj->line(),true); if (!i || i->addr() != fj->addr()) { i = &(*_instrMap)[fj->addr()]; if (!i->isValid()) { i->setFunction(this); i->setAddr(fj->addr()); i->setLine(l); } } to = fj->targetFunction()->instr(fj->targetAddr(), true); ij = i->instrJump(to, fj->isCondJump()); pij = ij->partInstrJump(fj->part()); fj->addTo(pij); } foreach(TracePartCall* pc, pf->partCallings()) { if (0) qDebug("PartCall %s:%d", qPrintable(pc->call()->name()), pf->part()->partNumber()); FixCallCost* fcc = pc->firstFixCallCost(); for(; fcc; fcc = fcc->nextCostOfPartCall()) { if (fcc->addr() == 0) continue; if (!l || (l->lineno() != fcc->line()) || (l->functionSource() != fcc->functionSource())) l = fcc->functionSource()->line(fcc->line(),true); if (!i || i->addr() != fcc->addr()) { i = &(*_instrMap)[fcc->addr()]; if (!i->isValid()) { i->setFunction(this); i->setAddr(fcc->addr()); i->setLine(l); } } if (!ic || ic->call() != pc->call() || ic->instr() != i) { ic = pc->call()->instrCall(i); pic = 0; } if (!pic || pic->part() != fcc->part()) pic = ic->partInstrCall(fcc->part(), pc); fcc->addTo(pic); if (0) qDebug("Add FixCallCost %s:%d/0x%s, CallCount %s", qPrintable(fcc->functionSource()->file()->shortName()), fcc->line(), qPrintable(fcc->addr().toString()), qPrintable(fcc->callCount().pretty())); } } } #endif return _instrMap; } //--------------------------------------------------- // TraceFunctionCycle TraceFunctionCycle::TraceFunctionCycle(TraceFunction* f, int n) { _base = f; _cycleNo = n; _cycle = this; setContext(ProfileContext::context(ProfileContext::FunctionCycle)); setPosition(f->data()); setName(QString("").arg(n)); // reset to attributes of base function setFile(_base->file()); setClass(_base->cls()); setObject(_base->object()); } void TraceFunctionCycle::init() { _members.clear(); _callers.clear(); // this deletes all TraceCall's to members _callings.clear(); invalidate(); } void TraceFunctionCycle::add(TraceFunction* f) { _members.append(f); } void TraceFunctionCycle::setup() { if (_members.count()==0) return; foreach(TraceFunction* f, _members) { // the cycle takes all outside callers from its members foreach(TraceCall* call, f->callers()) { if (_members.contains(call->caller())) continue; _callers.append(call); } // the cycle has a call to each member TraceCall* call = new TraceCall(this, f); call->invalidate(); _callings.append(call); // now do some faking... f->setCycle(this); } invalidate(); } //--------------------------------------------------- // TraceClass TraceClass::TraceClass() : TraceCostItem(ProfileContext::context(ProfileContext::Class)) {} TraceClass::~TraceClass() { // we are the owner of items generated in our factory qDeleteAll(_deps); } QString TraceClass::prettyName() const { if (_name.isEmpty()) return prettyEmptyName(); return _name; } QString TraceClass::prettyEmptyName() { return QObject::tr("(global)"); } TracePartClass* TraceClass::partClass(TracePart* part) { TracePartClass* item = (TracePartClass*) findDepFromPart(part); if (!item) { item = new TracePartClass(this); item->setPosition(part); addDep(item); } return item; } void TraceClass::addFunction(TraceFunction* function) { #if TRACE_ASSERTIONS if (function->cls() != this) { qDebug("Can not add function to a class not enclosing this function\n"); return; } if (_functions.contains(function)) return; #endif _functions.append(function); invalidate(); #if TRACE_DEBUG qDebug("%s added\n %s (now %d)", qPrintable( fullName() ), qPrintable(function->fullName()), _functions.count()); #endif } //--------------------------------------------------- // TraceFile TraceFile::TraceFile() : TraceCostItem(ProfileContext::context(ProfileContext::File)) {} TraceFile::~TraceFile() { // we are the owner of items generated in our factory qDeleteAll(_deps); } TracePartFile* TraceFile::partFile(TracePart* part) { TracePartFile* item = (TracePartFile*) findDepFromPart(part); if (!item) { item = new TracePartFile(this); item->setPosition(part); addDep(item); } return item; } void TraceFile::addFunction(TraceFunction* function) { #if TRACE_ASSERTIONS if (function->file() != this) { qDebug("Can not add function to a file not enclosing this function\n"); return; } if (_functions.contains(function)) return; #endif _functions.append(function); invalidate(); #if TRACE_DEBUG qDebug("%s added\n %s (now %d)", qPrintable( fullName() ), qPrintable(function->fullName()), _functions.count()); #endif } void TraceFile::addSourceFile(TraceFunctionSource* sourceFile) { #if TRACE_ASSERTIONS if (sourceFile->file() != this) { qDebug("Can not add sourceFile to a file not having lines for it\n"); return; } #endif _sourceFiles.append(sourceFile); // not truly needed, as we do not use the sourceFiles for cost update invalidate(); #if TRACE_DEBUG qDebug("%s \n added SourceFile %s (now %d)", qPrintable( fullName() ), qPrintable(sourceFile->fullName()), _sourceFiles.count()); #endif } void TraceFile::setDirectory(const QString& dir) { if (dir.endsWith('/')) _dir = dir.left(dir.length()-1); else _dir = dir; } QString TraceFile::directory() { if (!_dir.isEmpty()) return _dir; int lastIndex = 0, index; while ( (index=_name.indexOf("/", lastIndex)) >=0) lastIndex = index+1; if (lastIndex==0) return QString(); // without ending "/" return _name.left(lastIndex-1); } QString TraceFile::shortName() const { int lastIndex = 0, index; while ( (index=_name.indexOf("/", lastIndex)) >=0) lastIndex = index+1; return _name.mid(lastIndex); } QString TraceFile::prettyName() const { QString sn = shortName(); if (sn.isEmpty()) return prettyEmptyName(); return sn; } QString TraceFile::prettyEmptyName() { return QObject::tr("(unknown)"); } QString TraceFile::prettyLongName() const { if (_name.isEmpty()) return prettyEmptyName(); return _name; } //--------------------------------------------------- // TraceObject TraceObject::TraceObject() : TraceCostItem(ProfileContext::context(ProfileContext::Object)) {} TraceObject::~TraceObject() { // we are the owner of items generated in our factory qDeleteAll(_deps); } TracePartObject* TraceObject::partObject(TracePart* part) { TracePartObject* item = (TracePartObject*) findDepFromPart(part); if (!item) { item = new TracePartObject(this); item->setPosition(part); addDep(item); } return item; } void TraceObject::addFunction(TraceFunction* function) { #if TRACE_ASSERTIONS if (function->object() != this) { qDebug("Can not add function to an object not enclosing this function\n"); return; } if (_functions.contains(function)) return; #endif _functions.append(function); invalidate(); #if TRACE_DEBUG qDebug("%s added\n %s (now %d)", qPrintable( fullName() ), qPrintable(function->fullName()), _functions.count()); #endif } void TraceObject::setDirectory(const QString& dir) { if (dir.endsWith('/')) _dir = dir.left(dir.length()-1); else _dir = dir; } QString TraceObject::directory() { if (!_dir.isEmpty()) return _dir; int lastIndex = 0, index; while ( (index=_name.indexOf("/", lastIndex)) >=0) lastIndex = index+1; if (lastIndex==0) return QString(); // without ending "/" return _name.left(lastIndex-1); } QString TraceObject::shortName() const { int lastIndex = 0, index; while ( (index=_name.indexOf("/", lastIndex)) >=0) lastIndex = index+1; return _name.mid(lastIndex); } QString TraceObject::prettyName() const { QString sn = shortName(); if (sn.isEmpty()) return prettyEmptyName(); return sn; } QString TraceObject::prettyEmptyName() { return QObject::tr("(unknown)"); } //--------------------------------------------------- // TracePart TracePart::TracePart(TraceData* data) : TraceListCost(ProfileContext::context(ProfileContext::Part)) { setPosition(data); _dep = data; _active = true; _number = 0; _tid = 0; _pid = 0; _eventTypeMapping = 0; } TracePart::~TracePart() { delete _eventTypeMapping; } void TracePart::setPartNumber(int n) { if (data()->maxPartNumber() setMaxPartNumber(n); _number = n; } void TracePart::setThreadID(int tid) { if (data()->maxThreadID() setMaxThreadID(tid); _tid = tid; } void TracePart::setProcessID(int pid) { _pid = pid; } // strip path QString TracePart::shortName() const { int lastIndex = 0, index; while ( (index=_name.indexOf("/", lastIndex)) >=0) lastIndex = index+1; return _name.mid(lastIndex); } QString TracePart::prettyName() const { if (_pid==0) return shortName(); QString name = QString("PID %1").arg(_pid); if (_number>0) name += QString(", section %2").arg(_number); if ((data()->maxThreadID()>1) && (_tid>0)) name += QString(", thread %3").arg(_tid); return name; } bool TracePart::activate(bool active) { if (_active == active) return false; _active = active; // to be done by the client of this function // data()->invalidateDynamicCost(); // So better use the TraceData functions... return true; } bool TracePart::operator<(const TracePart& p2) const { if (processID() < p2.processID()) return true; if (processID() == p2.processID()) { if (partNumber() < p2.partNumber()) return true; if (partNumber() == p2.partNumber()) return (threadID() < p2.threadID()); } return false; } //--------------------------------------------------- // TraceData // create vectors with reasonable default sizes, but not wasting memory TraceData::TraceData(Logger* l) : ProfileCostArray(ProfileContext::context(ProfileContext::Data)) { _logger = l; init(); } void TraceData::init() { _functionCycleCount = 0; _inFunctionCycleUpdate = false; _maxThreadID = 0; _maxPartNumber = 0; _fixPool = 0; _dynPool = 0; } TraceData::~TraceData() { qDeleteAll(_parts); delete _fixPool; delete _dynPool; } QString TraceData::shortTraceName() const { int lastIndex = 0, index; while ( (index=_traceName.indexOf("/", lastIndex)) >=0) lastIndex = index+1; return _traceName.mid(lastIndex); } FixPool* TraceData::fixPool() { if (!_fixPool) _fixPool = new FixPool(); return _fixPool; } DynPool* TraceData::dynPool() { if (!_dynPool) _dynPool = new DynPool(); return _dynPool; } bool partLessThan(const TracePart* p1, const TracePart* p2) { return *p1 < *p2; } /** * Load a list of files. * If only one file is given, it is assumed to be a prefix, and all * existing files with that prefix are loaded. * * Returns 0 if nothing found to load */ int TraceData::load(QStringList files) { if (files.isEmpty()) return 0; _traceName = files[0]; if (files.count() == 1) { QFileInfo finfo(_traceName); QString prefix = finfo.fileName(); QDir dir = finfo.dir(); if (finfo.isDir()) { prefix = "callgrind.out"; _traceName += "/callgrind.out"; } files = dir.entryList(QStringList() << prefix + "*", QDir::Files); QStringList::Iterator it = files.begin(); for (; it != files.end(); ++it ) { *it = dir.path() + "/" + *it; } } if (files.isEmpty()) { _traceName += ' ' + QObject::tr("(not found)"); return 0; } QStringList::const_iterator it; int partsLoaded = 0; for (it = files.constBegin(); it != files.constEnd(); ++it ) { QFile file(*it); partsLoaded += internalLoad(&file, *it); } if (partsLoaded == 0) return 0; qSort(_parts.begin(), _parts.end(), partLessThan); invalidateDynamicCost(); updateFunctionCycles(); return partsLoaded; } int TraceData::load(QString file) { return load(QStringList(file)); } int TraceData::load(QIODevice* file, const QString& filename) { _traceName = filename; int partsLoaded = internalLoad(file, filename); if (partsLoaded>0) { invalidateDynamicCost(); updateFunctionCycles(); } return partsLoaded; } int TraceData::internalLoad(QIODevice* device, const QString& filename) { if (!device->open( QIODevice::ReadOnly ) ) { _logger->loadStart(filename); _logger->loadFinished(QString(strerror( errno ))); return 0; } Loader* l = Loader::matchingLoader(device); if (!l) { // special case emtpy file: ignore... if (device->size() == 0) return 0; _logger->loadStart(filename); _logger->loadFinished(QString("Unknown file format")); return 0; } l->setLogger(_logger); int partsLoaded = l->load(this, device, filename); l->setLogger(0); return partsLoaded; } bool TraceData::activateParts(const TracePartList& l) { bool changed = false; foreach(TracePart* part, _parts) if (part->activate(l.contains(part))) changed = true; if (changed) { // because active parts have changed, throw away calculated // costs... invalidateDynamicCost(); updateFunctionCycles(); } return changed; } bool TraceData::activateParts(TracePartList l, bool active) { bool changed = false; foreach(TracePart* part, l) { if (_parts.contains(part)) if (part->activate(active)) changed = true; } if (changed) { invalidateDynamicCost(); updateFunctionCycles(); } return changed; } bool TraceData::activatePart(TracePart* p, bool active) { return p->activate(active); } bool TraceData::activateAll(bool active) { return activateParts(_parts, active); } void TraceData::addPart(TracePart* part) { if (_parts.contains(part)>0) return; if ((part->partNumber()==0) && (part->processID()==0)) { _maxPartNumber++; part->setPartNumber(_maxPartNumber); } _parts.append(part); } TracePart* TraceData::partWithName(const QString& name) { foreach(TracePart* part, _parts) if (part->name() == name) return part; return 0; } QString TraceData::activePartRange() { QString res; int r1=-1, r2=-1, count=0; foreach(TracePart* part, _parts) { count++; if (part->isActive()) { if (r1<0) { r1 = r2 = count; } else if (r2 == count-1) { r2 = count; } else { if (!res.isEmpty()) res += ';'; if (r1==r2) res += QString::number(r1); else res += QString("%1-%2").arg(r1).arg(r2); r1 = r2 = count; } } } if (r1>=0) { if (!res.isEmpty()) res += ';'; if (r1==r2) res += QString::number(r1); else res += QString("%1-%2").arg(r1).arg(r2); } return res; } void TraceData::invalidateDynamicCost() { // invalidate all dynamic costs TraceObjectMap::Iterator oit; for ( oit = _objectMap.begin(); oit != _objectMap.end(); ++oit ) (*oit).invalidate(); TraceClassMap::Iterator cit; for ( cit = _classMap.begin(); cit != _classMap.end(); ++cit ) (*cit).invalidate(); TraceFileMap::Iterator fit; for ( fit = _fileMap.begin(); fit != _fileMap.end(); ++fit ) (*fit).invalidate(); TraceFunctionMap::Iterator it; for ( it = _functionMap.begin(); it != _functionMap.end(); ++it ) { (*it).invalidateDynamicCost(); } invalidate(); } TraceObject* TraceData::object(const QString& name) { TraceObject& o = _objectMap[name]; if (!o.data()) { // was created o.setPosition(this); o.setName(name); #if TRACE_DEBUG qDebug("Created %s [TraceData::object]", qPrintable(o.fullName())); #endif } return &o; } TraceFile* TraceData::file(const QString& name) { TraceFile& f = _fileMap[name]; if (!f.data()) { // was created f.setPosition(this); f.setName(name); #if TRACE_DEBUG qDebug("Created %s [TraceData::file]", qPrintable(f.fullName())); #endif } return &f; } // usually only called by function() TraceClass* TraceData::cls(const QString& fnName, QString& shortName) { int lastIndex = 0, index, pIndex; // we ignore any "::" after a '(' or a space pIndex=fnName.indexOf('(', 0); #if 0 int sIndex=fnName.find(" ", 0); if (sIndex>=0) if ((pIndex == -1) || (sIndex < pIndex)) pIndex = sIndex; #endif while ((index=fnName.indexOf("::", lastIndex)) >=0) { if (pIndex>=0 && pIndexshortName() + object->shortName(); TraceFunctionMap::Iterator it; it = _functionMap.find(key); if (it == _functionMap.end()) { it = _functionMap.insert(key, TraceFunction()); TraceFunction& f = it.value(); f.setPosition(this); f.setName(name); f.setClass(c); f.setObject(object); f.setFile(file); //f.setMapIterator(it); #if TRACE_DEBUG qDebug("Created %s [TraceData::function]\n for %s, %s, %s", qPrintable(f.fullName()), qPrintable(c->fullName()), qPrintable(file->fullName()), object ? qPrintable(object->fullName()) : "(unknown object)"); #endif c->addFunction(&f); object->addFunction(&f); file->addFunction(&f); } return &(it.value()); } TraceFunctionMap::Iterator TraceData::functionIterator(TraceFunction* f) { // IMPORTANT: build as SAME key as used in function() above !! QString key; if (f->cls()) key = f->cls()->name() + "::"; key += f->name(); key += f->object()->shortName(); return _functionMap.find(key); } TraceFunctionMap::ConstIterator TraceData::functionBeginIterator() const { return _functionMap.begin(); } TraceFunctionMap::ConstIterator TraceData::functionEndIterator() const { return _functionMap.end(); } void TraceData::resetSourceDirs() { TraceFileMap::Iterator fit; for ( fit = _fileMap.begin(); fit != _fileMap.end(); ++fit ) (*fit).resetDirectory(); } void TraceData::update() { if (!_dirty) return; clear(); _totals.clear(); foreach(TracePart* part, _parts) { _totals.addCost(part->totals()); if (part->isActive()) addCost(part->totals()); } _dirty = false; } ProfileCostArray* TraceData::search(ProfileContext::Type t, QString name, EventType* ct, ProfileCostArray* parent) { ProfileCostArray* result = 0; ProfileContext::Type pt; SubCost sc, scTop = 0; pt = parent ? parent->type() : ProfileContext::InvalidType; switch(t) { case ProfileContext::Function: { TraceFunction *f; TraceFunctionMap::Iterator it; for ( it = _functionMap.begin(); it != _functionMap.end(); ++it ) { f = &(*it); if (f->name() != name) continue; if ((pt == ProfileContext::Class) && (parent != f->cls())) continue; if ((pt == ProfileContext::File) && (parent != f->file())) continue; if ((pt == ProfileContext::Object) && (parent != f->object())) continue; if (ct) { sc = f->inclusive()->subCost(ct); if (sc <= scTop) continue; scTop = sc; } result = f; } } break; case ProfileContext::File: { TraceFile *f; TraceFileMap::Iterator it; for ( it = _fileMap.begin(); it != _fileMap.end(); ++it ) { f = &(*it); if (f->name() != name) continue; if (ct) { sc = f->subCost(ct); if (sc <= scTop) continue; scTop = sc; } result = f; } } break; case ProfileContext::Class: { TraceClass *c; TraceClassMap::Iterator it; for ( it = _classMap.begin(); it != _classMap.end(); ++it ) { c = &(*it); if (c->name() != name) continue; if (ct) { sc = c->subCost(ct); if (sc <= scTop) continue; scTop = sc; } result = c; } } break; case ProfileContext::Object: { TraceObject *o; TraceObjectMap::Iterator it; for ( it = _objectMap.begin(); it != _objectMap.end(); ++it ) { o = &(*it); if (o->name() != name) continue; if (ct) { sc = o->subCost(ct); if (sc <= scTop) continue; scTop = sc; } result = o; } } break; case ProfileContext::Instr: if (pt == ProfileContext::Function) { TraceInstrMap* instrMap = ((TraceFunction*)parent)->instrMap(); if (!instrMap) break; TraceInstr *instr; TraceInstrMap::Iterator it; for ( it = instrMap->begin(); it != instrMap->end(); ++it ) { instr = &(*it); if (instr->name() != name) continue; result = instr; } } break; case ProfileContext::Line: { TraceFunctionSourceList sList; if (pt == ProfileContext::Function) sList = ((TraceFunction*)parent)->sourceFiles(); else if (pt == ProfileContext::FunctionSource) sList.append((TraceFunctionSource*) parent); else break; TraceLineMap* lineMap; TraceLine* line; TraceLineMap::Iterator it; foreach(TraceFunctionSource* fs, sList) { lineMap = fs->lineMap(); if (!lineMap) continue; for ( it = lineMap->begin(); it != lineMap->end(); ++it ) { line = &(*it); if (line->name() != name) continue; result = line; } } } break; default: break; } return result; } TraceFunctionCycle* TraceData::functionCycle(TraceFunction* f) { foreach(TraceFunctionCycle* cycle, _functionCycles) if (cycle->base() == f) return cycle; _functionCycleCount++; TraceFunctionCycle* cycle = new TraceFunctionCycle(f, _functionCycleCount); _functionCycles.append(cycle); return cycle; } void TraceData::updateFunctionCycles() { //qDebug("Updating cycles..."); // init cycle info foreach(TraceFunctionCycle* cycle, _functionCycles) cycle->init(); TraceFunctionMap::Iterator it; for ( it = _functionMap.begin(); it != _functionMap.end(); ++it ) (*it).cycleReset(); if (!GlobalConfig::showCycles()) return; _inFunctionCycleUpdate = true; #if 0 int fCount = _functionMap.size(), fNo = 0, progress=0, p; QString msg = tr("Recalculating Function Cycles..."); if (_topLevel) _topLevel->showStatus(msg,0); #endif // DFS and collapse strong connected components (Tarjan) int pNo = 0; TraceFunction* stackTop; for ( it = _functionMap.begin(); it != _functionMap.end(); ++it ) { #if 0 if (_topLevel) { fNo++; p = 100*fNo/fCount; if (p> progress) { progress = p; _topLevel->showStatus(msg, p); } } #endif stackTop = 0; (*it).cycleDFS(1, pNo, &stackTop); } // postprocess cycles foreach(TraceFunctionCycle* cycle, _functionCycles) cycle->setup(); _inFunctionCycleUpdate = false; // we have to invalidate costs because cycles are now taken into account invalidateDynamicCost(); #if 0 if (0) if (_topLevel) _topLevel->showStatus(QString(), 0); #endif } void TraceData::updateObjectCycles() { } void TraceData::updateClassCycles() { } void TraceData::updateFileCycles() { }