87 lines
3.3 KiB
C++
87 lines
3.3 KiB
C++
//===-- tsan_flags.h --------------------------------------------*- C++ -*-===//
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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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// NOTE: This file may be included into user code.
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//===----------------------------------------------------------------------===//
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#ifndef TSAN_FLAGS_H
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#define TSAN_FLAGS_H
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#include "sanitizer_common/sanitizer_flags.h"
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#include "sanitizer_common/sanitizer_deadlock_detector_interface.h"
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namespace __tsan {
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struct Flags : DDFlags {
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// Enable dynamic annotations, otherwise they are no-ops.
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bool enable_annotations;
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// Suppress a race report if we've already output another race report
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// with the same stack.
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bool suppress_equal_stacks;
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// Suppress a race report if we've already output another race report
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// on the same address.
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bool suppress_equal_addresses;
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// Turns off bug reporting entirely (useful for benchmarking).
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bool report_bugs;
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// Report thread leaks at exit?
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bool report_thread_leaks;
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// Report destruction of a locked mutex?
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bool report_destroy_locked;
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// Report incorrect usages of mutexes and mutex annotations?
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bool report_mutex_bugs;
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// Report violations of async signal-safety
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// (e.g. malloc() call from a signal handler).
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bool report_signal_unsafe;
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// Report races between atomic and plain memory accesses.
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bool report_atomic_races;
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// If set, all atomics are effectively sequentially consistent (seq_cst),
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// regardless of what user actually specified.
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bool force_seq_cst_atomics;
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// Print matched "benign" races at exit.
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bool print_benign;
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// Override exit status if something was reported.
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int exitcode;
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// Exit after first reported error.
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bool halt_on_error;
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// Sleep in main thread before exiting for that many ms
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// (useful to catch "at exit" races).
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int atexit_sleep_ms;
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// If set, periodically write memory profile to that file.
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const char *profile_memory;
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// Flush shadow memory every X ms.
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int flush_memory_ms;
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// Flush symbolizer caches every X ms.
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int flush_symbolizer_ms;
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// Resident memory limit in MB to aim at.
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// If the process consumes more memory, then TSan will flush shadow memory.
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int memory_limit_mb;
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// Stops on start until __tsan_resume() is called (for debugging).
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bool stop_on_start;
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// Controls whether RunningOnValgrind() returns true or false.
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bool running_on_valgrind;
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// Per-thread history size, controls how many previous memory accesses
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// are remembered per thread. Possible values are [0..7].
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// history_size=0 amounts to 32K memory accesses. Each next value doubles
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// the amount of memory accesses, up to history_size=7 that amounts to
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// 4M memory accesses. The default value is 2 (128K memory accesses).
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int history_size;
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// Controls level of synchronization implied by IO operations.
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// 0 - no synchronization
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// 1 - reasonable level of synchronization (write->read)
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// 2 - global synchronization of all IO operations
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int io_sync;
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// Die after multi-threaded fork if the child creates new threads.
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bool die_after_fork;
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};
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Flags *flags();
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void InitializeFlags(Flags *flags, const char *env);
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} // namespace __tsan
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#endif // TSAN_FLAGS_H
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