зеркало из https://github.com/mozilla/pjs.git
287 строки
9.0 KiB
C++
287 строки
9.0 KiB
C++
/* -*- Mode: C++; tab-width: 40; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
|
|
/* ***** BEGIN LICENSE BLOCK *****
|
|
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
|
|
*
|
|
* The contents of this file are subject to the Mozilla Public License Version
|
|
* 1.1 (the "License"); you may not use this file except in compliance with
|
|
* the License. You may obtain a copy of the License at
|
|
* http://www.mozilla.org/MPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS IS" basis,
|
|
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
|
* for the specific language governing rights and limitations under the
|
|
* License.
|
|
*
|
|
* The Original Code is Mozilla code.
|
|
*
|
|
* The Initial Developer of the Original Code is
|
|
* Mozilla Corporation.
|
|
* Portions created by the Initial Developer are Copyright (C) 2009
|
|
* the Initial Developer. All Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
* Vladimir Vukicevic <vladimir@pobox.com>
|
|
*
|
|
* Alternatively, the contents of this file may be used under the terms of
|
|
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
|
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
|
* in which case the provisions of the GPL or the LGPL are applicable instead
|
|
* of those above. If you wish to allow use of your version of this file only
|
|
* under the terms of either the GPL or the LGPL, and not to allow others to
|
|
* use your version of this file under the terms of the MPL, indicate your
|
|
* decision by deleting the provisions above and replace them with the notice
|
|
* and other provisions required by the GPL or the LGPL. If you do not delete
|
|
* the provisions above, a recipient may use your version of this file under
|
|
* the terms of any one of the MPL, the GPL or the LGPL.
|
|
*
|
|
* ***** END LICENSE BLOCK ***** */
|
|
|
|
#ifndef mozilla_FunctionTimer_h
|
|
#define mozilla_FunctionTimer_h
|
|
|
|
#include <stdarg.h>
|
|
|
|
#include "mozilla/TimeStamp.h"
|
|
#include "nscore.h"
|
|
#include "nsAutoPtr.h"
|
|
|
|
#if defined(NS_FORCE_FUNCTION_TIMER) && !defined(NS_FUNCTION_TIMER)
|
|
#define NS_FUNCTION_TIMER
|
|
#endif
|
|
|
|
/*
|
|
* Shortcut macros
|
|
*/
|
|
|
|
#ifdef NS_FUNCTION_TIMER
|
|
|
|
#ifdef __GNUC__
|
|
#define MOZ_FUNCTION_NAME __PRETTY_FUNCTION__
|
|
#elif defined(_MSC_VER)
|
|
#define MOZ_FUNCTION_NAME __FUNCTION__
|
|
#else
|
|
#warning "Define a suitable MOZ_FUNCTION_NAME for this platform"
|
|
#define MOZ_FUNCTION_NAME ""
|
|
#endif
|
|
|
|
// Add a timer for this function, from this declaration until the
|
|
// function returns. The function name will be used as the
|
|
// log string, and both function entry and exit will be printed.
|
|
#define NS_TIME_FUNCTION \
|
|
mozilla::FunctionTimer ft__autogen("%s (line %d)", MOZ_FUNCTION_NAME, __LINE__)
|
|
|
|
// Add a timer for this block, but print only a) if the exit time is
|
|
// greater than the given number of milliseconds; or b) if the
|
|
// mark-to-mark time is greater than the given number of milliseconds.
|
|
// No function entry will be printed. If the value given is negative,
|
|
// no function entry or exit will ever be printed, but all marks will.
|
|
#define NS_TIME_FUNCTION_MIN(_ms) \
|
|
mozilla::FunctionTimer ft__autogen((_ms), "%s (line %d)", MOZ_FUNCTION_NAME, __LINE__)
|
|
|
|
// Add a timer for this block, but print only marks, not function
|
|
// entry and exit. The same as calling the above macro with a negative value.
|
|
#define NS_TIME_FUNCTION_MARK_ONLY \
|
|
mozilla::FunctionTimer ft__autogen((-1), "%s (line %d)", MOZ_FUNCTION_NAME, __LINE__)
|
|
|
|
// Add a timer for this block, using the printf-style format.
|
|
// Both function entry and exit will be printed.
|
|
#define NS_TIME_FUNCTION_FMT(...) \
|
|
mozilla::FunctionTimer ft__autogen(__VA_ARGS__)
|
|
|
|
// Add a timer for this block, using the given minimum number of
|
|
// milliseconds and the given printf-style format. No function entry
|
|
// will be printed.
|
|
#define NS_TIME_FUNCTION_MIN_FMT(_ms, ...) \
|
|
mozilla::FunctionTimer ft__autogen((_ms), __VA_ARGS__)
|
|
|
|
// Add a midway mark for the current timer; an existing timer must
|
|
// have already been created using one of the above macros. The
|
|
// string given by the printf-style format will be logged, as well as
|
|
// the total elapsed time since the creation of the timer, and the
|
|
// time since the last mark.
|
|
#define NS_TIME_FUNCTION_MARK(...) \
|
|
ft__autogen.Mark(__VA_ARGS__)
|
|
|
|
// A double value representing the time elapsed since NS_TIME_FUNCTION
|
|
// initialization, in ms.
|
|
#define NS_TIME_FUNCTION_ELAPSED \
|
|
ft__autogen.Elapsed()
|
|
|
|
// A double value representing the time elapsed since the last
|
|
// NS_TIME_FUNCTION_MARK, in ms.
|
|
#define NS_TIME_FUNCTION_ELAPSED_SINCE_MARK \
|
|
ft__autogen.ElapsedSinceMark
|
|
|
|
// A TimeDuration value representing the elapsed time between the
|
|
// last logged event of any sort and the app startup.
|
|
#define NS_TIME_FUNCTION_LATEST \
|
|
mozilla::FunctionTimer::LatestSinceStartup()
|
|
|
|
#else
|
|
|
|
#define NS_TIME_FUNCTION do { } while (0)
|
|
#define NS_TIME_FUNCTION_MIN(_ms) do { } while (0)
|
|
#define NS_TIME_FUNCTION_MARK_ONLY do { } while (0)
|
|
#define NS_TIME_FUNCTION_FMT(...) do { } while (0)
|
|
#define NS_TIME_FUNCTION_MIN_FMT(_ms, ...) do { } while (0)
|
|
#define NS_TIME_FUNCTION_MARK(...) do { } while (0)
|
|
#define NS_TIME_FUNCTION_ELAPSED (0)
|
|
#define NS_TIME_FUNCTION_ELAPSED_SINCE_MARK (0)
|
|
#define NS_TIME_FUNCTION_LATEST (mozilla::TimeDuration(0))
|
|
|
|
#endif
|
|
|
|
namespace mozilla {
|
|
|
|
class FunctionTimerLog
|
|
{
|
|
public:
|
|
FunctionTimerLog(const char *fname);
|
|
~FunctionTimerLog();
|
|
|
|
void LogString(const char *str);
|
|
|
|
TimeDuration LatestSinceStartup() const;
|
|
|
|
private:
|
|
void *mFile;
|
|
TimeStamp mLatest;
|
|
};
|
|
|
|
class FunctionTimer
|
|
{
|
|
static nsAutoPtr<FunctionTimerLog> sLog;
|
|
static char *sBuf1;
|
|
static char *sBuf2;
|
|
static int sBufSize;
|
|
static unsigned sDepth;
|
|
|
|
enum { BUF_LOG_LENGTH = 1024 };
|
|
|
|
public:
|
|
static int InitTimers();
|
|
|
|
static int ft_vsnprintf(char *str, int maxlen, const char *fmt, va_list args);
|
|
static int ft_snprintf(char *str, int maxlen, const char *fmt, ...);
|
|
|
|
static void LogMessage(const char *s, ...) {
|
|
va_list ap;
|
|
va_start(ap, s);
|
|
|
|
if (sLog) {
|
|
ft_vsnprintf(sBuf1, sBufSize, s, ap);
|
|
sLog->LogString(sBuf1);
|
|
}
|
|
|
|
va_end(ap);
|
|
}
|
|
|
|
private:
|
|
void Init(const char *s, va_list ap) {
|
|
if (mEnabled) {
|
|
TimeInit();
|
|
|
|
ft_vsnprintf(mString, BUF_LOG_LENGTH, s, ap);
|
|
|
|
ft_snprintf(sBuf1, sBufSize, "> (% 3d)%*s|%s%s", mDepth, mDepth, " ", mHasMinMs ? "?MINMS " : "", mString);
|
|
sLog->LogString(sBuf1);
|
|
}
|
|
}
|
|
|
|
public:
|
|
inline void TimeInit() {
|
|
if (mEnabled) {
|
|
mStart = TimeStamp::Now();
|
|
mLastMark = mStart;
|
|
}
|
|
}
|
|
|
|
inline double Elapsed() {
|
|
if (mEnabled)
|
|
return (TimeStamp::Now() - mStart).ToSeconds() * 1000.0;
|
|
return 0.0;
|
|
}
|
|
|
|
inline double ElapsedSinceMark() {
|
|
if (mEnabled)
|
|
return (TimeStamp::Now() - mLastMark).ToSeconds() * 1000.0;
|
|
return 0.0;
|
|
}
|
|
|
|
static inline TimeDuration LatestSinceStartup() {
|
|
return sLog ? sLog->LatestSinceStartup() : TimeDuration(0);
|
|
}
|
|
|
|
FunctionTimer(double minms, const char *s, ...)
|
|
: mMinMs(minms), mHasMinMs(true),
|
|
mEnabled(sLog && s && *s), mDepth(++sDepth)
|
|
{
|
|
va_list ap;
|
|
va_start(ap, s);
|
|
|
|
Init(s, ap);
|
|
|
|
va_end(ap);
|
|
}
|
|
|
|
FunctionTimer(const char *s, ...)
|
|
: mMinMs(0.0), mHasMinMs(false),
|
|
mEnabled(sLog && s && *s), mDepth(++sDepth)
|
|
{
|
|
va_list ap;
|
|
va_start(ap, s);
|
|
|
|
Init(s, ap);
|
|
|
|
va_end(ap);
|
|
}
|
|
|
|
void Mark(const char *s, ...)
|
|
{
|
|
va_list ap;
|
|
va_start(ap, s);
|
|
|
|
if (mEnabled) {
|
|
ft_vsnprintf(sBuf1, sBufSize, s, ap);
|
|
|
|
TimeStamp now(TimeStamp::Now());
|
|
double ms = (now - mStart).ToSeconds() * 1000.0;
|
|
double msl = (now - mLastMark).ToSeconds() * 1000.0;
|
|
mLastMark = now;
|
|
|
|
ft_snprintf(sBuf2, sBufSize, "* (% 3d)%*s|%s%9.2f ms (%9.2f ms total) - %s [%s]", mDepth, mDepth, " ",
|
|
(!mHasMinMs || mMinMs < 0.0 || msl > mMinMs) ? "<MINMS " : "", msl, ms, mString, sBuf1);
|
|
sLog->LogString(sBuf2);
|
|
}
|
|
|
|
va_end(ap);
|
|
}
|
|
|
|
~FunctionTimer() {
|
|
if (mEnabled) {
|
|
TimeStamp now(TimeStamp::Now());
|
|
double ms = (now - mStart).ToSeconds() * 1000.0;
|
|
double msl = (now - mLastMark).ToSeconds() * 1000.0;
|
|
|
|
ft_snprintf(sBuf1, sBufSize, "< (% 3d)%*s|%s%9.2f ms (%9.2f ms total) - %s", mDepth, mDepth, " ",
|
|
(!mHasMinMs || (mMinMs >= 0.0 && msl > mMinMs)) ? "" : "<MINMS ", msl, ms, mString);
|
|
sLog->LogString(sBuf1);
|
|
}
|
|
|
|
--sDepth;
|
|
}
|
|
|
|
TimeStamp mStart, mLastMark;
|
|
const double mMinMs;
|
|
char mString[BUF_LOG_LENGTH+1];
|
|
const bool mHasMinMs;
|
|
const bool mEnabled;
|
|
const unsigned mDepth;
|
|
};
|
|
|
|
} // namespace mozilla
|
|
|
|
#endif // mozilla_FunctionTimer_h
|
|
|
|
|