Re: [PATCH 03/12] target/ppc: Move V(ADD|SUB)CUW to decodetree and use gvec

[Richard Henderson]

On 9/23/22 21:47, Lucas Mateus Castro(alqotel) wrote:

+static void gen_VADDCUW(unsigned vece, TCGv_vec t, TCGv_vec a, TCGv_vec b)
+{
+    tcg_gen_not_vec(vece, a, a);
+    tcg_gen_cmp_vec(TCG_COND_LTU, vece, t, a, b);
+    tcg_gen_and_vec(vece, t, t, tcg_constant_vec_matching(t, vece, 1));
+}

I wondered about negate instead of masking the low bit, but either works.

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


r~