From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 mozglue/misc/TimeStamp_windows.h | 83 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 83 insertions(+)
 create mode 100644 mozglue/misc/TimeStamp_windows.h

(limited to 'mozglue/misc/TimeStamp_windows.h')

diff --git a/mozglue/misc/TimeStamp_windows.h b/mozglue/misc/TimeStamp_windows.h
new file mode 100644
index 000000000..c87d34efc
--- /dev/null
+++ b/mozglue/misc/TimeStamp_windows.h
@@ -0,0 +1,83 @@
+/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* vim: set ts=8 sts=2 et sw=2 tw=80: */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#ifndef mozilla_TimeStamp_windows_h
+#define mozilla_TimeStamp_windows_h
+
+#include "mozilla/Types.h"
+
+namespace mozilla {
+
+class TimeStamp;
+
+class TimeStampValue
+{
+  friend struct IPC::ParamTraits<mozilla::TimeStampValue>;
+  friend class TimeStamp;
+  friend void StartupTimelineRecordExternal(int, uint64_t);
+
+  // Both QPC and GTC are kept in [mt] units.
+  uint64_t mGTC;
+  uint64_t mQPC;
+  bool mHasQPC;
+  bool mIsNull;
+
+  MFBT_API TimeStampValue(uint64_t aGTC, uint64_t aQPC, bool aHasQPC);
+
+  MFBT_API uint64_t CheckQPC(const TimeStampValue& aOther) const;
+
+  struct _SomethingVeryRandomHere;
+  constexpr TimeStampValue(_SomethingVeryRandomHere* aNullValue)
+    : mGTC(0)
+    , mQPC(0)
+    , mHasQPC(false)
+    , mIsNull(true)
+  {
+  }
+
+public:
+  MFBT_API uint64_t operator-(const TimeStampValue& aOther) const;
+
+  TimeStampValue operator+(const int64_t aOther) const
+  {
+    return TimeStampValue(mGTC + aOther, mQPC + aOther, mHasQPC);
+  }
+  TimeStampValue operator-(const int64_t aOther) const
+  {
+    return TimeStampValue(mGTC - aOther, mQPC - aOther, mHasQPC);
+  }
+  MFBT_API TimeStampValue& operator+=(const int64_t aOther);
+  MFBT_API TimeStampValue& operator-=(const int64_t aOther);
+
+  bool operator<(const TimeStampValue& aOther) const
+  {
+    return int64_t(*this - aOther) < 0;
+  }
+  bool operator>(const TimeStampValue& aOther) const
+  {
+    return int64_t(*this - aOther) > 0;
+  }
+  bool operator<=(const TimeStampValue& aOther) const
+  {
+    return int64_t(*this - aOther) <= 0;
+  }
+  bool operator>=(const TimeStampValue& aOther) const
+  {
+    return int64_t(*this - aOther) >= 0;
+  }
+  bool operator==(const TimeStampValue& aOther) const
+  {
+    return int64_t(*this - aOther) == 0;
+  }
+  bool operator!=(const TimeStampValue& aOther) const
+  {
+    return int64_t(*this - aOther) != 0;
+  }
+};
+
+}
+
+#endif /* mozilla_TimeStamp_h */
-- 
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