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author | Chris Lattner <sabre@nondot.org> | 2010-03-29 21:24:52 +0000 |
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committer | Chris Lattner <sabre@nondot.org> | 2010-03-29 21:24:52 +0000 |
commit | 0ea86bc411748f10b913f42ef3a71b46ace7ceb2 (patch) | |
tree | 91896ffe2c86ab99e2a8e29aa2db496380e4ab12 /include/llvm/Support/Timer.h | |
parent | 34247a0f356edf45ae3ad9ce04e1f90a77c6dba7 (diff) | |
download | llvm-0ea86bc411748f10b913f42ef3a71b46ace7ceb2.tar.gz llvm-0ea86bc411748f10b913f42ef3a71b46ace7ceb2.tar.bz2 llvm-0ea86bc411748f10b913f42ef3a71b46ace7ceb2.tar.xz |
various timer fixes: move operator= out of line,
eliminate the per-timer lock (timers should be
externally locked if needed), the info-output-stream
can never be dbgs(), so drop the check. Make some
stuff private.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99839 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include/llvm/Support/Timer.h')
-rw-r--r-- | include/llvm/Support/Timer.h | 41 |
1 files changed, 7 insertions, 34 deletions
diff --git a/include/llvm/Support/Timer.h b/include/llvm/Support/Timer.h index 8a0f55d9b9..f05ede60cb 100644 --- a/include/llvm/Support/Timer.h +++ b/include/llvm/Support/Timer.h @@ -40,54 +40,27 @@ class Timer { double SystemTime; // System time elapsed ssize_t MemUsed; // Memory allocated (in bytes) size_t PeakMem; // Peak memory used - size_t PeakMemBase; // Temporary for peak calculation... - std::string Name; // The name of this time variable + size_t PeakMemBase; // Temporary for peak memory calculation. + std::string Name; // The name of this time variable. bool Started; // Has this time variable ever been started? TimerGroup *TG; // The TimerGroup this Timer is in. - mutable sys::SmartMutex<true> Lock; // Mutex for the contents of this Timer. public: explicit Timer(const std::string &N); Timer(const std::string &N, TimerGroup &tg); Timer(const Timer &T); ~Timer(); +private: double getProcessTime() const { return UserTime+SystemTime; } double getWallTime() const { return Elapsed; } ssize_t getMemUsed() const { return MemUsed; } size_t getPeakMem() const { return PeakMem; } +public: std::string getName() const { return Name; } - const Timer &operator=(const Timer &T) { - if (&T < this) { - T.Lock.acquire(); - Lock.acquire(); - } else { - Lock.acquire(); - T.Lock.acquire(); - } - - Elapsed = T.Elapsed; - UserTime = T.UserTime; - SystemTime = T.SystemTime; - MemUsed = T.MemUsed; - PeakMem = T.PeakMem; - PeakMemBase = T.PeakMemBase; - Name = T.Name; - Started = T.Started; - assert(TG == T.TG && "Can only assign timers in the same TimerGroup!"); - - if (&T < this) { - T.Lock.release(); - Lock.release(); - } else { - Lock.release(); - T.Lock.release(); - } - - return *this; - } - - // operator< - Allow sorting... + const Timer &operator=(const Timer &T); + + // operator< - Allow sorting. bool operator<(const Timer &T) const { // Sort by Wall Time elapsed, as it is the only thing really accurate return Elapsed < T.Elapsed; |