Re: [Qemu-devel] [PATCH v5 46/76] target/mips: Add updating BadInstr, BadInstrP, BadInstrX for nanoMIPS

[Richard Henderson]

On 07/30/2018 12:12 PM, Aleksandar Markovic wrote:
> +        if ((env->CP0_Config3 & (1 << CP0C3_BP)) &&
> +            (env->hflags & MIPS_HFLAG_BMASK)) {
> +            if (!(env->hflags & MIPS_HFLAG_B16)) {
> +                env->CP0_BadInstrP = cpu_ldl_code(env, env->active_tc.PC - 
> 4);
> +            } else {
> +                env->CP0_BadInstrP =
> +                    (cpu_lduw_code(env, env->active_tc.PC - 2)) << 16;
> +            }
> +        }

Why would BMASK ever be set for nanomips?
There are no delayed branches.


r~