dart-sdk/runtime/bin/thread_win.h
Ryan Macnak cb522bfcd2 [vm] Update Windows synchronization code to CONDITION_VARIABLEs and SRWLOCKs.
Use CRITICAL_SECTIONs for dart::bin::Monitor as the event handler requires a recursive monitor.

Requires Vista or later.

Bug: https://github.com/dart-lang/sdk/issues/35029
Bug: https://github.com/dart-lang/sdk/issues/35118
Change-Id: I1e96c5b428257649a45d26a979fba53a10f02151
Reviewed-on: https://dart-review.googlesource.com/c/20901
Commit-Queue: Ryan Macnak <rmacnak@google.com>
Reviewed-by: Ben Konyi <bkonyi@google.com>
Reviewed-by: Siva Annamalai <asiva@google.com>
Reviewed-by: Vyacheslav Egorov <vegorov@google.com>
2018-11-09 18:44:49 +00:00

70 lines
1.4 KiB
C++

// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.
#ifndef RUNTIME_BIN_THREAD_WIN_H_
#define RUNTIME_BIN_THREAD_WIN_H_
#if !defined(RUNTIME_BIN_THREAD_H_)
#error Do not include thread_win.h directly; use thread.h instead.
#endif
#include "platform/assert.h"
#include "platform/globals.h"
namespace dart {
namespace bin {
typedef DWORD ThreadLocalKey;
typedef DWORD ThreadId;
class ThreadInlineImpl {
private:
ThreadInlineImpl() {}
~ThreadInlineImpl() {}
static uword GetThreadLocal(ThreadLocalKey key) {
static ThreadLocalKey kUnsetThreadLocalKey = TLS_OUT_OF_INDEXES;
ASSERT(key != kUnsetThreadLocalKey);
return reinterpret_cast<uword>(TlsGetValue(key));
}
friend class Thread;
friend unsigned int __stdcall ThreadEntry(void* data_ptr);
DISALLOW_ALLOCATION();
DISALLOW_COPY_AND_ASSIGN(ThreadInlineImpl);
};
class MutexData {
private:
MutexData() {}
~MutexData() {}
SRWLOCK lock_;
friend class Mutex;
DISALLOW_ALLOCATION();
DISALLOW_COPY_AND_ASSIGN(MutexData);
};
class MonitorData {
private:
MonitorData() {}
~MonitorData() {}
CRITICAL_SECTION cs_;
CONDITION_VARIABLE cond_;
friend class Monitor;
DISALLOW_ALLOCATION();
DISALLOW_COPY_AND_ASSIGN(MonitorData);
};
} // namespace bin
} // namespace dart
#endif // RUNTIME_BIN_THREAD_WIN_H_