Re: [PATCH] linux-user: Handle EXCP10_COPR properly for i386

[Richard Henderson]

On 5/14/21 1:46 AM, Xu Zou wrote:
> +        case EXCP10_COPR:
> +            si_code = 0;
> +            status = env->fp_status.float_exception_flags;
> +            if (status & float_flag_invalid) {
> +                si_code = TARGET_FPE_FLTINV;
> +            }

This isn't correct.  You want the set of unmasked exceptions.  But target/i386 is not 
providing those.  You need much more than this one patch to fixed unmasked exceptions.


r~