Re: [RFC PATCH 16/43] target/loongarch: Implement vmadd/vmsub/vmaddw{ev/od}

[Richard Henderson]

On 12/24/22 00:16, Song Gao wrote:
> +TRANS(vmadd_b, gen_vvv, gen_helper_vmadd_b)
> +TRANS(vmadd_h, gen_vvv, gen_helper_vmadd_h)
> +TRANS(vmadd_w, gen_vvv, gen_helper_vmadd_w)
> +TRANS(vmadd_d, gen_vvv, gen_helper_vmadd_d)
> +TRANS(vmsub_b, gen_vvv, gen_helper_vmsub_b)
> +TRANS(vmsub_h, gen_vvv, gen_helper_vmsub_h)
> +TRANS(vmsub_w, gen_vvv, gen_helper_vmsub_w)
> +TRANS(vmsub_d, gen_vvv, gen_helper_vmsub_d)

Implement with mul, add, sub.

> +TRANS(vmaddwev_h_b, gen_vvv, gen_helper_vmaddwev_h_b)
> +TRANS(vmaddwev_w_h, gen_vvv, gen_helper_vmaddwev_w_h)
> +TRANS(vmaddwev_d_w, gen_vvv, gen_helper_vmaddwev_d_w)
> +TRANS(vmaddwev_q_d, gen_vvv, gen_helper_vmaddwev_q_d)
> +TRANS(vmaddwod_h_b, gen_vvv, gen_helper_vmaddwod_h_b)
> +TRANS(vmaddwod_w_h, gen_vvv, gen_helper_vmaddwod_w_h)
> +TRANS(vmaddwod_d_w, gen_vvv, gen_helper_vmaddwod_d_w)
> +TRANS(vmaddwod_q_d, gen_vvv, gen_helper_vmaddwod_q_d)
> +TRANS(vmaddwev_h_bu, gen_vvv, gen_helper_vmaddwev_h_bu)
> +TRANS(vmaddwev_w_hu, gen_vvv, gen_helper_vmaddwev_w_hu)
> +TRANS(vmaddwev_d_wu, gen_vvv, gen_helper_vmaddwev_d_wu)
> +TRANS(vmaddwev_q_du, gen_vvv, gen_helper_vmaddwev_q_du)
> +TRANS(vmaddwod_h_bu, gen_vvv, gen_helper_vmaddwod_h_bu)
> +TRANS(vmaddwod_w_hu, gen_vvv, gen_helper_vmaddwod_w_hu)
> +TRANS(vmaddwod_d_wu, gen_vvv, gen_helper_vmaddwod_d_wu)
> +TRANS(vmaddwod_q_du, gen_vvv, gen_helper_vmaddwod_q_du)
> +TRANS(vmaddwev_h_bu_b, gen_vvv, gen_helper_vmaddwev_h_bu_b)
> +TRANS(vmaddwev_w_hu_h, gen_vvv, gen_helper_vmaddwev_w_hu_h)
> +TRANS(vmaddwev_d_wu_w, gen_vvv, gen_helper_vmaddwev_d_wu_w)
> +TRANS(vmaddwev_q_du_d, gen_vvv, gen_helper_vmaddwev_q_du_d)
> +TRANS(vmaddwod_h_bu_b, gen_vvv, gen_helper_vmaddwod_h_bu_b)
> +TRANS(vmaddwod_w_hu_h, gen_vvv, gen_helper_vmaddwod_w_hu_h)
> +TRANS(vmaddwod_d_wu_w, gen_vvv, gen_helper_vmaddwod_d_wu_w)
> +TRANS(vmaddwod_q_du_d, gen_vvv, gen_helper_vmaddwod_q_du_d)

Similar to widening add, mul.


r~