Re: [PATCH v4 04/17] linux-user/m68k: Handle EXCP_TRAP1 through EXCP_TRAP15

[Laurent Vivier]

Le 30/04/2022 à 19:53, Richard Henderson a écrit :
> These are raised by guest instructions, and should not
> fall through into the default abort case.
>
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>   linux-user/m68k/cpu_loop.c | 2 ++
>   1 file changed, 2 insertions(+)
>
> diff --git a/linux-user/m68k/cpu_loop.c b/linux-user/m68k/cpu_loop.c
> index 56417f7401..6ca3e1e63a 100644
> --- a/linux-user/m68k/cpu_loop.c
> +++ b/linux-user/m68k/cpu_loop.c
> @@ -44,6 +44,7 @@ void cpu_loop(CPUM68KState *env)
>           case EXCP_ILLEGAL:
>           case EXCP_LINEA:
>           case EXCP_LINEF:
> +        case EXCP_TRAP0 + 1 ... EXCP_TRAP0 + 14:
>               force_sig_fault(TARGET_SIGILL, TARGET_ILL_ILLOPN, env->pc);

In kernel, VEC_TRAP1 to VEC_TRAP14 use ILL_ILLTRP for si_code.

Thanks,
Laurent