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