From 341cd407a60d03d3a30160eaa1f698b7253e8068 Mon Sep 17 00:00:00 2001
From: "nisheeth%netscape.com"
 <nisheeth%netscape.com@18797224-902f-48f8-a5cc-f745e15eee43>
Date: Mon, 25 Oct 1999 05:29:20 +0000
Subject: [PATCH] Macros for doing performance analysis of modules in Mozilla. 
 This file is not part of the build yet.

git-svn-id: svn://10.0.0.236/trunk@51712 18797224-902f-48f8-a5cc-f745e15eee43
---
 mozilla/modules/libutil/public/nsTimer.h | 142 +++++++++++++++++++++++
 1 file changed, 142 insertions(+)
 create mode 100644 mozilla/modules/libutil/public/nsTimer.h

diff --git a/mozilla/modules/libutil/public/nsTimer.h b/mozilla/modules/libutil/public/nsTimer.h
new file mode 100644
index 00000000000..0eb05555602
--- /dev/null
+++ b/mozilla/modules/libutil/public/nsTimer.h
@@ -0,0 +1,142 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
+ *
+ * The contents of this file are subject to the Netscape Public License
+ * Version 1.0 (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/NPL/
+ *
+ * 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 Communicator client code.
+ *
+ * The Initial Developer of the Original Code is Netscape Communications
+ * Corporation.  Portions created by Netscape are Copyright (C) 1998
+ * Netscape Communications Corporation.  All Rights Reserved.
+ */
+
+#ifndef __NSTIMER_H
+#define __NSTIMER_H
+
+#ifdef MOZ_PERF_METRICS
+
+#include "stopwatch.h"
+
+// This should be set from preferences at runtime.  For now, make it a compile time flag.
+#define ENABLE_DEBUG_OUTPUT PR_FALSE
+
+// Timer macros for the Mac
+#ifdef XP_MAC
+
+#ifdef MOZ_TIMER_USE_MAC_ISDK
+
+#include "InstrumentationHelpers.h"
+
+// Macro to create a timer on the stack.
+#  define MOZ_TIMER_CREATE(name, msg)    \
+  static InstTraceClassRef name = 0;  StInstrumentationLog __traceLog((msg), name)
+
+#  define MOZ_TIMER_RESET(name, msg)
+#  define MOZ_TIMER_START(name, msg)
+#  define MOZ_TIMER_STOP(name, msg)
+#  define MOZ_TIMER_SAVE(name, msg)
+#  define MOZ_TIMER_RESTORE(name, msg)
+#  define MOZ_TIMER_LOG(msg) \
+  do { __traceLog.LogMiddleEvent(); } while(0)
+
+#  define MOZ_TIMER_DEBUGLOG(msg) \
+  if (ENABLE_DEBUG_OUTPUT) printf msg
+
+#  define MOZ_TIMER_MACISDK_LOGDATA(msg, data) \
+  do { traceLog.LogMiddleEventWithData((s), (d)); } while (0)
+
+#else
+
+#  define MOZ_TIMER_CREATE(name, msg)    \
+  static Stopwatch __sw_name;  nsFunctionTimer name(__sw_name, msg)
+
+#  define MOZ_TIMER_RESET(name, msg)  \
+  name.Reset(); printf msg
+
+#  define MOZ_TIMER_START(name, msg)  \
+  name.Start(PR_FALSE); printf msg
+  
+#  define MOZ_TIMER_STOP(name, msg) \
+  name.Stop(); printf msg
+
+#  define MOZ_TIMER_SAVE(name, msg) \
+  name.SaveState(); printf msg
+
+#  define MOZ_TIMER_RESTORE(name, msg)  \
+  name.RestoreState(); printf msg
+
+#  define MOZ_TIMER_LOG(msg)  \
+  printf msg
+
+#  define MOZ_TIMER_DEBUGLOG(msg) \
+  if (ENABLE_DEBUG_OUTPUT) printf msg
+
+#  define MOZ_TIMER_MACISDK_LOGDATA(msg, data)
+#endif
+
+#endif
+
+
+// Timer macros for Windows
+#ifdef XP_WIN
+
+#endif
+
+// Timer macros for Unix
+#ifdef XP_UNIX
+
+#endif
+
+#else
+#  define MOZ_TIMER_CREATE(id)
+#  define MOZ_TIMER_RESET(id, msg)
+#  define MOZ_TIMER_START(id, msg)
+#  define MOZ_TIMER_STOP(id, msg)
+#  define MOZ_TIMER_SAVE(id, msg)
+#  define MOZ_TIMER_RESTORE(id, msg)
+#  define MOZ_TIMER_LOG(id, msg)
+#  define MOZ_TIMER_DEBUGLOG(msg)
+#  define MOZ_TIMER_MACISDK_LOGDATA(msg, data)
+#endif
+
+// To be removed.
+#ifdef MOZ_PERF_METRICS
+
+static PRLogModuleInfo* gLogStopwatchModule = PR_NewLogModule("timing");
+
+#if 0
+#define RAPTOR_TRACE_STOPWATCHES        0x1
+
+#define RAPTOR_STOPWATCH_TRACE(_args)                               \
+  PR_BEGIN_MACRO                                                    \
+  PR_LOG(gLogStopwatchModule, RAPTOR_TRACE_STOPWATCHES, _args);     \
+  PR_END_MACRO
+#endif
+
+#define RAPTOR_STOPWATCH_TRACE(_args)      \
+  PR_BEGIN_MACRO                           \
+  printf _args ;                           \
+  PR_END_MACRO
+
+#else
+#define RAPTOR_TRACE_STOPWATCHES 
+#define RAPTOR_STOPWATCH_TRACE(_args) 
+#endif
+
+#ifdef DEBUG_STOPWATCH
+#define RAPTOR_STOPWATCH_DEBUGTRACE(_args)      \
+  PR_BEGIN_MACRO                                \
+  printf _args ;                                \
+  PR_END_MACRO
+#else
+#define RAPTOR_STOPWATCH_DEBUGTRACE(_args) 
+#endif
+
+#endif  // __NSTIMER_H
\ No newline at end of file