s390x/tcg: Implement VECTOR EXCLUSIVE OR

Easy, we can reuse an existing gvec helper.
Reviewed-by: NRichard Henderson <richard.henderson@linaro.org>
Signed-off-by: NDavid Hildenbrand <david@redhat.com>

target/s390x/insn-data.def

@@ -1088,6 +1088,8 @@
     F(0xe753, VCLZ,    VRR_a, V,   0, 0, 0, 0, vclz, 0, IF_VEC)
 /* VECTOR COUNT TRAILING ZEROS */
     F(0xe752, VCTZ,    VRR_a, V,   0, 0, 0, 0, vctz, 0, IF_VEC)
+/* VECTOR EXCLUSIVE OR */
+    F(0xe76d, VX,      VRR_c, V,   0, 0, 0, 0, vx, 0, IF_VEC)
 
 #ifndef CONFIG_USER_ONLY
 /* COMPARE AND SWAP AND PURGE */

target/s390x/translate_vx.inc.c

@@ -1476,3 +1476,10 @@ static DisasJumpType op_vctz(DisasContext *s, DisasOps *o)
     gen_gvec_2(get_field(s->fields, v1), get_field(s->fields, v2), &g[es]);
     return DISAS_NEXT;
 }
+
+static DisasJumpType op_vx(DisasContext *s, DisasOps *o)
+{
+    gen_gvec_fn_3(xor, ES_8, get_field(s->fields, v1), get_field(s->fields, v2),
+                 get_field(s->fields, v3));
+    return DISAS_NEXT;
+}