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Revert r73923, which broke clang.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@73957 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Owen Anderson 2009-06-23 16:36:10 +00:00
parent ae99227ef9
commit 200aa6d89b
2 changed files with 10 additions and 19 deletions
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1
include/llvm/Support/Timer.h
View File

@ -152,7 +152,6 @@ class TimerGroup {
unsigned NumTimers;
std::vector<Timer> TimersToPrint;
public:
TimerGroup() : Name("Miscellaneous Ungrouped Timers"), NumTimers(0) {}
explicit TimerGroup(const std::string &name) : Name(name), NumTimers(0) {}
~TimerGroup() {
assert(NumTimers == 0 &&

28
lib/Support/Timer.cpp
View File

@ -15,7 +15,6 @@
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/Streams.h"
#include "llvm/System/Mutex.h"
#include "llvm/System/Process.h"
#include <algorithm>
#include <fstream>
@ -51,28 +50,25 @@ namespace {
cl::Hidden, cl::location(getLibSupportInfoOutputFilename()));
}
static ManagedStatic<sys::SmartMutex<true> > TimerLock;
static ManagedStatic<TimerGroup> DefaultTimerGroup;
static TimerGroup *DefaultTimerGroup = 0;
static TimerGroup *getDefaultTimerGroup() {
return &*DefaultTimerGroup;
if (DefaultTimerGroup) return DefaultTimerGroup;
return DefaultTimerGroup = new TimerGroup("Miscellaneous Ungrouped Timers");
}
Timer::Timer(const std::string &N)
: Elapsed(0), UserTime(0), SystemTime(0), MemUsed(0), PeakMem(0), Name(N),
Started(false), TG(getDefaultTimerGroup()) {
sys::SmartScopedLock<true> Lock(&*TimerLock);
TG->addTimer();
}
Timer::Timer(const std::string &N, TimerGroup &tg)
: Elapsed(0), UserTime(0), SystemTime(0), MemUsed(0), PeakMem(0), Name(N),
Started(false), TG(&tg) {
sys::SmartScopedLock<true> Lock(&*TimerLock);
TG->addTimer();
}
Timer::Timer(const Timer &T) {
sys::SmartScopedLock<true> Lock(&*TimerLock);
TG = T.TG;
if (TG) TG->addTimer();
operator=(T);
@ -81,7 +77,6 @@ Timer::Timer(const Timer &T) {
// Copy ctor, initialize with no TG member.
Timer::Timer(bool, const Timer &T) {
sys::SmartScopedLock<true> Lock(&*TimerLock);
TG = T.TG; // Avoid assertion in operator=
operator=(T); // Copy contents
TG = 0;
@ -89,7 +84,6 @@ Timer::Timer(bool, const Timer &T) {
Timer::~Timer() {
sys::SmartScopedLock<true> Lock(&*TimerLock);
if (TG) {
if (Started) {
Started = false;
@ -135,10 +129,8 @@ static TimeRecord getTimeRecord(bool Start) {
}
static ManagedStatic<std::vector<Timer*> > ActiveTimers;
static ManagedStatic<sys::SmartMutex<true> > ActiveTimerLock;
void Timer::startTimer() {
sys::SmartScopedLock<true> Lock(&*ActiveTimerLock);
Started = true;
ActiveTimers->push_back(this);
TimeRecord TR = getTimeRecord(true);
@ -150,7 +142,6 @@ void Timer::startTimer() {
}
void Timer::stopTimer() {
sys::SmartScopedLock<true> Lock(&*ActiveTimerLock);
TimeRecord TR = getTimeRecord(false);
Elapsed += TR.Elapsed;
UserTime += TR.UserTime;
@ -180,7 +171,6 @@ void Timer::sum(const Timer &T) {
/// currently active timers, which will be printed when the timer group prints
///
void Timer::addPeakMemoryMeasurement() {
sys::SmartScopedLock<true> Lock(&*ActiveTimerLock);
size_t MemUsed = getMemUsage();
for (std::vector<Timer*>::iterator I = ActiveTimers->begin(),
@ -203,10 +193,7 @@ static ManagedStatic<Name2Timer> NamedTimers;
static ManagedStatic<Name2Pair> NamedGroupedTimers;
static ManagedStatic<sys::SmartMutex<true> > NamedTimerLock;
static Timer &getNamedRegionTimer(const std::string &Name) {
sys::SmartScopedLock<true> Lock(&*NamedTimerLock);
Name2Timer::iterator I = NamedTimers->find(Name);
if (I != NamedTimers->end())
return I->second;
@ -216,7 +203,6 @@ static Timer &getNamedRegionTimer(const std::string &Name) {
static Timer &getNamedRegionTimer(const std::string &Name,
const std::string &GroupName) {
sys::SmartScopedLock<true> Lock(&*NamedTimerLock);
Name2Pair::iterator I = NamedGroupedTimers->find(GroupName);
if (I == NamedGroupedTimers->end()) {
@ -354,7 +340,7 @@ void TimerGroup::removeTimer() {
// If this is not an collection of ungrouped times, print the total time.
// Ungrouped timers don't really make sense to add up. We still print the
// TOTAL line to make the percentages make sense.
if (this != &*DefaultTimerGroup) {
if (this != DefaultTimerGroup) {
*OutStream << " Total Execution Time: ";
printAlignedFP(Total.getProcessTime(), 4, 5, *OutStream);
@ -391,5 +377,11 @@ void TimerGroup::removeTimer() {
if (OutStream != cerr.stream() && OutStream != cout.stream())
delete OutStream; // Close the file...
}
// Delete default timer group!
if (NumTimers == 0 && this == DefaultTimerGroup) {
delete DefaultTimerGroup;
DefaultTimerGroup = 0;
}
}