forked from OSchip/llvm-project
84 lines
2.1 KiB
C++
84 lines
2.1 KiB
C++
//===-- tsan_mman.h ---------------------------------------------*- 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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// This file is a part of ThreadSanitizer (TSan), a race detector.
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//
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//===----------------------------------------------------------------------===//
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#ifndef TSAN_MMAN_H
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#define TSAN_MMAN_H
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#include "tsan_defs.h"
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namespace __tsan {
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const uptr kDefaultAlignment = 16;
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void InitializeAllocator();
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void AllocatorThreadStart(ThreadState *thr);
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void AllocatorThreadFinish(ThreadState *thr);
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void AllocatorPrintStats();
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// For user allocations.
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void *user_alloc(ThreadState *thr, uptr pc, uptr sz,
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uptr align = kDefaultAlignment);
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// Does not accept NULL.
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void user_free(ThreadState *thr, uptr pc, void *p);
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void *user_realloc(ThreadState *thr, uptr pc, void *p, uptr sz);
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void *user_alloc_aligned(ThreadState *thr, uptr pc, uptr sz, uptr align);
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uptr user_alloc_usable_size(ThreadState *thr, uptr pc, void *p);
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// Given the pointer p into a valid allocated block,
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// returns the descriptor of the block.
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MBlock *user_mblock(ThreadState *thr, void *p);
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// Invoking malloc/free hooks that may be installed by the user.
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void invoke_malloc_hook(void *ptr, uptr size);
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void invoke_free_hook(void *ptr);
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enum MBlockType {
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MBlockScopedBuf,
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MBlockString,
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MBlockStackTrace,
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MBlockShadowStack,
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MBlockSync,
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MBlockClock,
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MBlockThreadContex,
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MBlockDeadInfo,
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MBlockRacyStacks,
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MBlockRacyAddresses,
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MBlockAtExit,
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MBlockFlag,
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MBlockReport,
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MBlockReportMop,
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MBlockReportThread,
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MBlockReportMutex,
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MBlockReportLoc,
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MBlockReportStack,
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MBlockSuppression,
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MBlockExpectRace,
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MBlockSignal,
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MBlockFD,
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// This must be the last.
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MBlockTypeCount
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};
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// For internal data structures.
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void *internal_alloc(MBlockType typ, uptr sz);
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void internal_free(void *p);
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template<typename T>
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void DestroyAndFree(T *&p) {
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p->~T();
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internal_free(p);
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p = 0;
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}
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} // namespace __tsan
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#endif // TSAN_MMAN_H
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