It is sometimes adjusted for subsequent changes during loop,
but not adjusted by cse even if cse invalidates it. */
-extern short *regno_first_uid;
+extern int *regno_first_uid;
/* Vector indexed by regno; gives uid of last insn using that reg.
This is computed by reg_scan for use by cse and loop.
but not adjusted by cse even if cse invalidates it.
This is harmless since cse won't scan through a loop end. */
-extern short *regno_last_uid;
+extern int *regno_last_uid;
/* Vector indexed by regno; contains 1 for a register is considered a pointer.
Reloading, etc. will use a pointer register rather than a non-pointer