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//===-- tsan_report.h -------------------------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file is a part of ThreadSanitizer (TSan), a race detector.
//
//===----------------------------------------------------------------------===//
#ifndef TSAN_REPORT_H
#define TSAN_REPORT_H
#include "sanitizer_common/sanitizer_symbolizer.h"
#include "sanitizer_common/sanitizer_thread_registry.h"
#include "sanitizer_common/sanitizer_vector.h"
#include "tsan_defs.h"
namespace __tsan {
enum ReportType {
ReportTypeRace,
ReportTypeVptrRace,
ReportTypeUseAfterFree,
ReportTypeVptrUseAfterFree,
ReportTypeExternalRace,
ReportTypeThreadLeak,
ReportTypeMutexDestroyLocked,
ReportTypeMutexDoubleLock,
ReportTypeMutexInvalidAccess,
ReportTypeMutexBadUnlock,
ReportTypeMutexBadReadLock,
ReportTypeMutexBadReadUnlock,
ReportTypeSignalUnsafe,
ReportTypeErrnoInSignal,
ReportTypeDeadlock
};
struct ReportStack {
SymbolizedStack *frames = nullptr;
bool suppressable = false;
};
struct ReportMopMutex {
u64 id;
bool write;
};
struct ReportMop {
int tid;
uptr addr;
int size;
bool write;
bool atomic;
uptr external_tag;
Vector<ReportMopMutex> mset;
ReportStack *stack;
ReportMop();
};
enum ReportLocationType {
ReportLocationGlobal,
ReportLocationHeap,
ReportLocationStack,
ReportLocationTLS,
ReportLocationFD
};
struct ReportLocation {
ReportLocationType type = ReportLocationGlobal;
DataInfo global = {};
uptr heap_chunk_start = 0;
uptr heap_chunk_size = 0;
uptr external_tag = 0;
Tid tid = kInvalidTid;
int fd = 0;
bool suppressable = false;
ReportStack *stack = nullptr;
};
struct ReportThread {
Tid id;
tid_t os_id;
bool running;
ThreadType thread_type;
char *name;
Tid parent_tid;
ReportStack *stack;
};
struct ReportMutex {
u64 id;
uptr addr;
bool destroyed;
ReportStack *stack;
};
class ReportDesc {
public:
ReportType typ;
uptr tag;
Vector<ReportStack*> stacks;
Vector<ReportMop*> mops;
Vector<ReportLocation*> locs;
Vector<ReportMutex*> mutexes;
Vector<ReportThread*> threads;
Vector<Tid> unique_tids;
ReportStack *sleep;
int count;
ReportDesc();
~ReportDesc();
private:
ReportDesc(const ReportDesc&);
void operator = (const ReportDesc&);
};
// Format and output the report to the console/log. No additional logic.
void PrintReport(const ReportDesc *rep);
void PrintStack(const ReportStack *stack);
} // namespace __tsan
#endif // TSAN_REPORT_H
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