| 1 | //===-- dd_rtl.h ----------------------------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | #ifndef DD_RTL_H |
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| 9 | #define DD_RTL_H |
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| 10 | |
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| 11 | #include "sanitizer_common/sanitizer_internal_defs.h" |
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| 12 | #include "sanitizer_common/sanitizer_deadlock_detector_interface.h" |
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| 13 | #include "sanitizer_common/sanitizer_flags.h" |
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| 14 | #include "sanitizer_common/sanitizer_allocator_internal.h" |
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| 15 | #include "sanitizer_common/sanitizer_addrhashmap.h" |
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| 16 | #include "sanitizer_common/sanitizer_mutex.h" |
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| 17 | |
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| 18 | namespace __dsan { |
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| 19 | |
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| 20 | typedef DDFlags Flags; |
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| 21 | |
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| 22 | struct UserMutex { |
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| 23 | DDMutex dd; |
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| 24 | }; |
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| 25 | |
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| 26 | struct Thread { |
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| 27 | DDPhysicalThread *dd_pt; |
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| 28 | DDLogicalThread *dd_lt; |
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| 29 | |
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| 30 | bool ignore_interceptors; |
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| 31 | }; |
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| 32 | |
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| 33 | struct Callback final : public DDCallback { |
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| 34 | Thread *thr; |
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| 35 | |
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| 36 | Callback(Thread *thr); |
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| 37 | u32 Unwind() override; |
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| 38 | }; |
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| 39 | |
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| 40 | typedef AddrHashMap<UserMutex, 31051> MutexHashMap; |
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| 41 | |
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| 42 | struct Context { |
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| 43 | DDetector *dd; |
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| 44 | |
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| 45 | Mutex report_mutex; |
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| 46 | MutexHashMap mutex_map; |
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| 47 | }; |
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| 48 | |
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| 49 | inline Flags* flags() { |
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| 50 | static Flags flags; |
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| 51 | return &flags; |
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| 52 | } |
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| 53 | |
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| 54 | void Initialize(); |
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| 55 | void InitializeInterceptors(); |
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| 56 | |
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| 57 | void ThreadInit(Thread *thr); |
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| 58 | void ThreadDestroy(Thread *thr); |
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| 59 | |
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| 60 | void MutexBeforeLock(Thread *thr, uptr m, bool writelock); |
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| 61 | void MutexAfterLock(Thread *thr, uptr m, bool writelock, bool trylock); |
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| 62 | void MutexBeforeUnlock(Thread *thr, uptr m, bool writelock); |
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| 63 | void MutexDestroy(Thread *thr, uptr m); |
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| 64 | |
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| 65 | } // namespace __dsan |
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| 66 | #endif // DD_RTL_H |
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| 67 | |
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