- val.addr = tui_find_disassembly_address (pc, dir);
- tuiUpdateSourceWindowAsIs (disassemWin, s, val, FALSE);
+void
+tui_disasm_window::maybe_update (struct frame_info *fi, symtab_and_line sal,
+ int line_no, CORE_ADDR addr)
+{
+ CORE_ADDR low;
+
+ if (find_pc_partial_function (get_frame_pc (fi),
+ NULL, &low, NULL) == 0)
+ {
+ /* There is no symbol available for current PC. There is no
+ safe way how to "disassemble backwards". */
+ low = get_frame_pc (fi);
+ }
+ else
+ low = tui_get_low_disassembly_address (get_frame_arch (fi),
+ low, get_frame_pc (fi));
+
+ struct tui_line_or_address a;
+
+ a.loa = LOA_ADDRESS;
+ a.u.addr = low;
+ if (!addr_is_displayed (addr))
+ update_source_window (get_frame_arch (fi), sal.symtab, a);
+ else
+ {
+ a.u.addr = addr;
+ set_is_exec_point_at (a);