Function DumpStack

src/arch/riscv64/backtrace.cpp:48–68

}

auto DumpStack() -> void {
  std::array<uint64_t, kMaxFrameCount> buffer{};

  // 获取调用栈中的地址
  auto num_frames = backtrace(buffer);

  // 打印函数名
  for (auto current_frame_idx = 0; current_frame_idx < num_frames;
       current_frame_idx++) {
    for (auto symtab : KernelElfSingleton::instance().symtab) {
      if ((ELF64_ST_TYPE(symtab.st_info) == STT_FUNC) &&
          (buffer[current_frame_idx] >= symtab.st_value) &&
          (buffer[current_frame_idx] <= symtab.st_value + symtab.st_size)) {
        klog::Err("[{}] {:#x}",
                  reinterpret_cast<const char*>(
                      KernelElfSingleton::instance().strtab + symtab.st_name),
                  buffer[current_frame_idx]);
      }
    }
  }
}