* compile.c: #include "remote-sim.h".
(sim_resume): New arg siggnal.
(sim_write): Use SIM_ADDR for type of arg addr. Always return a value.
(sim_read): Ditto.
(sim_store_register): Result is type int.
(sim_fetch_register): Ditto.
(sim_stop_reason): Renamed from sim_stop_signal.
(sim_set_pc): Use SIM_ADDR for type of arg pc.
(sim_info): int result, new arg printf_fn.
(sim_kill): int result.
(sim_open): int result, new arg name.
* run.c (main): Use sim_set_pc to set pc. Update call to sim_info.
* compile.c: Rename Hmode to HMODE (consistency with gdb).
(set_h8300h): New function.
(sim_resume): Add support for extu,exts insns.
(sim_resume): Fix logical right shifting.
(sim_resume, label alu32): Fix setting of carry flag.
