ucsim(1) on Linux
The text d5f97e4ce1ae, as Debian 3.0 (Woody) shipped it.
8051, AVR and Z80 microcontrollers simulator for SDCC.
Flags it lists
-
-H -
-P -
-S -
-V -
-X -
-Z -
-c -
-h -
-p -
-s -
-t -
-v