mozglue/misc/StackWalk_windows.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef mozilla_StackWalk_windows_h
   8 #define mozilla_StackWalk_windows_h
   9
  10 #include "mozilla/Types.h"
  11
  12 #if defined(_M_AMD64) || defined(_M_ARM64)
  13 /**
  14  * Allow stack walkers to work around the egregious win64 dynamic lookup table
  15  * list API by locking around SuspendThread to avoid deadlock.
  16  *
  17  * See comment in StackWalk.cpp
  18  */
  19 struct MOZ_RAII AutoSuppressStackWalking {
  20   MFBT_API AutoSuppressStackWalking();
  21   MFBT_API ~AutoSuppressStackWalking();
  22 };
  23
  24 #  if defined(IMPL_MFBT)
  25 void SuppressStackWalking();
  26 void DesuppressStackWalking();
  27 #  endif  // defined(IMPL_MFBT)
  28
  29 MFBT_API void RegisterJitCodeRegion(uint8_t* aStart, size_t size);
  30
  31 MFBT_API void UnregisterJitCodeRegion(uint8_t* aStart, size_t size);
  32 #endif  // _M_AMD64 || _M_ARM64
  33
  34 #endif  // mozilla_StackWalk_windows_h