Re: [PATCH 2/3] target/hppa: sub: fix trap on overflow for narrow mode

[Richard Henderson]

On 3/21/24 08:42, Sven Schnelle wrote:
> Signed-off-by: Sven Schnelle <svens@stackframe.org>
> ---
>   target/hppa/translate.c | 3 +++
>   1 file changed, 3 insertions(+)
>
> diff --git a/target/hppa/translate.c b/target/hppa/translate.c
> index f493e207e1..4d2b96f876 100644
> --- a/target/hppa/translate.c
> +++ b/target/hppa/translate.c
> @@ -1213,6 +1213,9 @@ static void do_sub(DisasContext *ctx, unsigned rt, 
> TCGv_i64 in1,
>       if (is_tsv || cond_need_sv(c)) {
>           sv = do_sub_sv(ctx, dest, in1, in2);
>           if (is_tsv) {
> +            if (!d) {
> +                tcg_gen_ext32s_i64(sv, sv);
> +            }
>               gen_helper_tsv(tcg_env, sv);
>           }
>       }

Difficult to pinpoint exactly which patch should have added this.  :-)

Reviewed-by: Richard Henderson <richard.henderson@linaro.org>

r~