Re: [RFC PATCH 11/43] target/loongarch: Implement vavg/vavgr

[Richard Henderson]

On 12/24/22 00:16, Song Gao wrote:
> +TRANS(vavg_b, gen_vvv, gen_helper_vavg_b)
> +TRANS(vavg_h, gen_vvv, gen_helper_vavg_h)
> +TRANS(vavg_w, gen_vvv, gen_helper_vavg_w)
> +TRANS(vavg_d, gen_vvv, gen_helper_vavg_d)
> +TRANS(vavg_bu, gen_vvv, gen_helper_vavg_bu)
> +TRANS(vavg_hu, gen_vvv, gen_helper_vavg_hu)
> +TRANS(vavg_wu, gen_vvv, gen_helper_vavg_wu)
> +TRANS(vavg_du, gen_vvv, gen_helper_vavg_du)
> +TRANS(vavgr_b, gen_vvv, gen_helper_vavgr_b)
> +TRANS(vavgr_h, gen_vvv, gen_helper_vavgr_h)
> +TRANS(vavgr_w, gen_vvv, gen_helper_vavgr_w)
> +TRANS(vavgr_d, gen_vvv, gen_helper_vavgr_d)
> +TRANS(vavgr_bu, gen_vvv, gen_helper_vavgr_bu)
> +TRANS(vavgr_hu, gen_vvv, gen_helper_vavgr_hu)
> +TRANS(vavgr_wu, gen_vvv, gen_helper_vavgr_wu)
> +TRANS(vavgr_du, gen_vvv, gen_helper_vavgr_du)

These can be implemented with gvec.  See e.g. do_vx_vavg in 
target/ppc/translate/vmx-impl.c.inc, which implements the rounding version.


r~