1 files changed, 55 insertions, 0 deletions
diff --git a/js/src/vm/MutexIDs.h b/js/src/vm/MutexIDs.h
new file mode 100644
index 0000000000..fbf689f89f
--- /dev/null
+++ b/js/src/vm/MutexIDs.h
@@ -0,0 +1,55 @@
+/* -*- 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 vm_MutexIDs_h
+#define vm_MutexIDs_h
+
+#include "threading/Mutex.h"
+
+// Central definition point for mutex ordering.
+
+#define FOR_EACH_MUTEX(_)             \
+  _(TestMutex,                   100) \
+  _(ShellContextWatchdog,        100) \
+  _(ShellWorkerThreads,          100) \
+  _(ShellArrayBufferMailbox,     100) \
+                                      \
+  _(RuntimeExclusiveAccess,      200) \
+                                      \
+  _(GlobalHelperThreadState,     300) \
+                                      \
+  _(ShellAsyncTasks,             350) \
+                                      \
+  _(GCLock,                      400) \
+                                      \
+  _(SharedImmutableStringsCache, 500) \
+  _(FutexRuntime,                500) \
+  _(PromiseTaskPtrVector,        500) \
+  _(SPSProfilerStrings,          500) \
+  _(ProtectedRegionTree,         500) \
+  _(WasmSigIdSet,                500) \
+  _(ShellOffThreadState,         500) \
+  _(SimulatorCacheLock,          500) \
+  _(Arm64SimulatorLock,          500) \
+  _(IonSpewer,                   500) \
+  _(PerfSpewer,                  500) \
+  _(TraceLoggerThreadState,      500) \
+  _(ProcessExecutableRegion,     500) \
+                                      \
+  _(TraceLoggerGraphState,       600)
+
+namespace js {
+namespace mutexid {
+
+#define DEFINE_MUTEX_ID(name, order)  \
+static const MutexId name { #name, order };
+FOR_EACH_MUTEX(DEFINE_MUTEX_ID)
+#undef DEFINE_MUTEX_ID
+
+} // namespace mutexid
+} // namespace js
+
+#endif // vm_MutexIDs_h