Retro68/gcc/libsanitizer/tsan/tsan_stack_trace.h
Wolfgang Thaller 6fbf4226da gcc-9.1
2019-06-20 20:10:10 +02:00

42 lines
1.2 KiB
C++

//===-- tsan_stack_trace.h --------------------------------------*- C++ -*-===//
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This file is a part of ThreadSanitizer (TSan), a race detector.
//
//===----------------------------------------------------------------------===//
#ifndef TSAN_STACK_TRACE_H
#define TSAN_STACK_TRACE_H
#include "sanitizer_common/sanitizer_stacktrace.h"
#include "tsan_defs.h"
namespace __tsan {
// StackTrace which calls malloc/free to allocate the buffer for
// addresses in stack traces.
struct VarSizeStackTrace : public StackTrace {
uptr *trace_buffer; // Owned.
VarSizeStackTrace();
~VarSizeStackTrace();
void Init(const uptr *pcs, uptr cnt, uptr extra_top_pc = 0);
// Reverses the current stack trace order, the top frame goes to the bottom,
// the last frame goes to the top.
void ReverseOrder();
private:
void ResizeBuffer(uptr new_size);
VarSizeStackTrace(const VarSizeStackTrace &);
void operator=(const VarSizeStackTrace &);
};
} // namespace __tsan
#endif // TSAN_STACK_TRACE_H