On 9/20/22 17:24, Paolo Bonzini wrote:
+static void gen_MOVD_to(DisasContext *s, CPUX86State *env, X86DecodedInsn 
*decode)
+{
+    MemOp ot = decode->op[2].ot;
+    int vec_len = vector_len(s, decode);
+    int lo_ofs = vector_elem_offset(&decode->op[0], ot, 0);
+
+    tcg_gen_gvec_dup_imm(MO_64, decode->op[0].offset, vec_len, vec_len, 0);
+
+    switch (ot) {
+    case MO_32:
+#ifdef TARGET_X86_64
+        tcg_gen_trunc_tl_i32(s->tmp3_i32, s->T1);
+        tcg_gen_st_i32(s->tmp3_i32, cpu_env, lo_ofs);

As before, tcg_gen_st32_tl and no need for truncate.  Otherwise,

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


r~

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