C++ (Cpp) CodeBlob::oop_maps示例

示例#1

文件： interfaceSupport.cpp 项目： gaoxiaojun/dync

void InterfaceSupport::stress_derived_pointers() {
#ifdef COMPILER2
  JavaThread *thread = JavaThread::current();
  if (!is_init_completed()) return;
  ResourceMark rm(thread);
  bool found = false;
  for (StackFrameStream sfs(thread); !sfs.is_done() && !found; sfs.next()) {
    CodeBlob* cb = sfs.current()->cb();
    if (cb != NULL && cb->oop_maps() ) {
      // Find oopmap for current method
      const ImmutableOopMap* map = cb->oop_map_for_return_address(sfs.current()->pc());
      assert(map != NULL, "no oopmap found for pc");
      found = map->has_derived_pointer();
    }
  }
  if (found) {
    // $$$ Not sure what to do here.
    /*
    Scavenge::invoke(0);
    */
  }
#endif
}