Commit 72d2e4b6 authored by Richard Henderson's avatar Richard Henderson Committed by Laurent Vivier
Browse files

target-m68k: Do not cpu_abort on undefined insns 



Report this properly via exception and, importantly, allow
the disassembler the chance to tell us what insn is not handled.

Reviewed-by: default avatarLaurent Vivier <laurent@vivier.eu>
Signed-off-by: default avatarRichard Henderson <rth@twiddle.net>
Message-Id: <1478699171-10637-3-git-send-email-rth@twiddle.net>
Signed-off-by: default avatarLaurent Vivier <laurent@vivier.eu>
parent 7b542eb9

target/m68k/translate.c

+5 −3
Original line number Diff line number Diff line
@@ -1214,10 +1214,12 @@ DISAS_INSN(undef_fpu) 


DISAS_INSN(undef)

{

    M68kCPU *cpu = m68k_env_get_cpu(env);



    /* ??? This is both instructions that are as yet unimplemented

       for the 680x0 series, as well as those that are implemented

       but actually illegal for CPU32 or pre-68020.  */

    qemu_log_mask(LOG_UNIMP, "Illegal instruction: %04x @ %08x",

                  insn, s->pc - 2);

    gen_exception(s, s->pc - 2, EXCP_UNSUPPORTED);

    cpu_abort(CPU(cpu), "Illegal instruction: %04x @ %08x", insn, s->pc - 2);

}



DISAS_INSN(mulw)