forked from OSchip/llvm-project
50 lines
1.3 KiB
C++
50 lines
1.3 KiB
C++
#ifndef TSAN_INTERCEPTORS_H
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#define TSAN_INTERCEPTORS_H
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#include "sanitizer_common/sanitizer_stacktrace.h"
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#include "tsan_rtl.h"
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namespace __tsan {
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class ScopedInterceptor {
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public:
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ScopedInterceptor(ThreadState *thr, const char *fname, uptr pc);
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~ScopedInterceptor();
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void UserCallbackStart();
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void UserCallbackEnd();
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private:
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ThreadState *const thr_;
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const uptr pc_;
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bool in_ignored_lib_;
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};
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} // namespace __tsan
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#define SCOPED_INTERCEPTOR_RAW(func, ...) \
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ThreadState *thr = cur_thread(); \
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const uptr caller_pc = GET_CALLER_PC(); \
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ScopedInterceptor si(thr, #func, caller_pc); \
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const uptr pc = StackTrace::GetCurrentPc(); \
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(void)pc; \
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/**/
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#define SCOPED_TSAN_INTERCEPTOR(func, ...) \
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SCOPED_INTERCEPTOR_RAW(func, __VA_ARGS__); \
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if (REAL(func) == 0) { \
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Report("FATAL: ThreadSanitizer: failed to intercept %s\n", #func); \
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Die(); \
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} \
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if (!thr->is_inited || thr->ignore_interceptors || thr->in_ignored_lib) \
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return REAL(func)(__VA_ARGS__); \
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/**/
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#define SCOPED_TSAN_INTERCEPTOR_USER_CALLBACK_START() \
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si.UserCallbackStart();
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#define SCOPED_TSAN_INTERCEPTOR_USER_CALLBACK_END() \
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si.UserCallbackEnd();
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#define TSAN_INTERCEPTOR(ret, func, ...) INTERCEPTOR(ret, func, __VA_ARGS__)
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#endif // TSAN_INTERCEPTORS_H
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