dbreg_preserve_mode_continued
if (mode == dbreg_preserve_mode_continued) {
case dbreg_preserve_mode_continued:
dbreg_preserve(0, dbreg_preserve_mode_continued);
dbreg_preserve(1, dbreg_preserve_mode_continued);
dbreg_preserve(2, dbreg_preserve_mode_continued);
dbreg_preserve(3, dbreg_preserve_mode_continued);