Function print_memory

deps/v8/tools/windbg.js:611–661

(space = "all")

}

function print_memory(space = "all") {
  if (isolate_address == 0) {
    print("Please call !set_iso(isolate_address) first.");
    return;
  }

  let iso = cast(isolate_address, "v8::internal::Isolate");
  let h = iso.heap_;
  print(`Heap at ${h.targetLocation}`);

  let st = space.toLowerCase().split(" ");

  print("Im   address:\t object area start - end (size)");
  if (st.includes("all") || st.includes("old")) {
    print_memory_chunk_list("OldSpace",
      h.old_space_.memory_chunk_list_.front_,
      h.old_space_.allocation_info_.top_);
  }
  if (st.includes("all") || st.includes("new")) {
    // new space doesn't use the chunk list from its base class but from
    // the to/from semi-spaces it points to
    print_memory_chunk_list("NewSpace_To",
      h.new_space_.to_space_.memory_chunk_list_.front_,
      h.new_space_.allocation_info_.top_,
      h.new_space_.to_space_.age_mark_);
    print_memory_chunk_list("NewSpace_From",
      h.new_space_.from_space_.memory_chunk_list_.front_);
  }
  if (st.includes("all") || st.includes("map")) {
    print_memory_chunk_list("MapSpace",
      h.map_space_.memory_chunk_list_.front_,
      h.map_space_.allocation_info_.top_);
  }
  if (st.includes("all") || st.includes("code")) {
    print_memory_chunk_list("CodeSpace",
      h.code_space_.memory_chunk_list_.front_,
      h.code_space_.allocation_info_.top_);
  }
  if (st.includes("all") || st.includes("large") || st.includes("lo")) {
    print_memory_chunk_list("OldLargeObjectSpace",
      h.lo_space_.memory_chunk_list_.front_);
  }
  if (st.includes("all") || st.includes("newlarge") || st.includes("nlo")) {
    print_memory_chunk_list("NewLargeObjectSpace",
      h.new_lo_space_.memory_chunk_list_.front_);
  }
  if (st.includes("all") || st.includes("readonly") || st.includes("ro")) {
    print_memory_chunk_list("ReadOnlySpace",
      h.read_only_space_.memory_chunk_list_.front_);
  }
}

function print_owning_space(address) {
  if (isolate_address == 0) {