forked from OSchip/llvm-project
39 lines
1.1 KiB
C++
39 lines
1.1 KiB
C++
//===-- scudo_tsd_shared.inc ------------------------------------*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
///
|
|
/// Scudo shared TSD fastpath functions implementation.
|
|
///
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef SCUDO_TSD_H_
|
|
# error "This file must be included inside scudo_tsd.h."
|
|
#endif // SCUDO_TSD_H_
|
|
|
|
#if !SCUDO_TSD_EXCLUSIVE
|
|
|
|
ALWAYS_INLINE void initThreadMaybe(bool MinimalInit = false) {
|
|
if (LIKELY(*get_android_tls_ptr()))
|
|
return;
|
|
initThread(MinimalInit);
|
|
}
|
|
|
|
ScudoTSD *getTSDAndLockSlow();
|
|
|
|
ALWAYS_INLINE ScudoTSD *getTSDAndLock() {
|
|
ScudoTSD *TSD = reinterpret_cast<ScudoTSD *>(*get_android_tls_ptr());
|
|
CHECK(TSD && "No TSD associated with the current thread!");
|
|
// Try to lock the currently associated context.
|
|
if (TSD->tryLock())
|
|
return TSD;
|
|
// If it failed, go the slow path.
|
|
return getTSDAndLockSlow();
|
|
}
|
|
|
|
#endif // !SCUDO_TSD_EXCLUSIVE
|