@@ -496,14 +496,8 @@ static void clear_vec_high(DisasContext *s, bool is_q, int rd)
unsigned ofs = fp_reg_offset(s, rd, MO_64);
unsigned vsz = vec_full_reg_size(s);
- if (!is_q) {
- TCGv_i64 tcg_zero = tcg_const_i64(0);
- tcg_gen_st_i64(tcg_zero, cpu_env, ofs + 8);
- tcg_temp_free_i64(tcg_zero);
- }
- if (vsz > 16) {
- tcg_gen_gvec_dup_imm(MO_64, ofs + 16, vsz - 16, vsz - 16, 0);
- }
+ /* Nop move, with side effect of clearing the tail. */
+ tcg_gen_gvec_mov(MO_64, ofs, ofs, is_q ? 16 : 8, vsz);
}
void write_fp_dreg(DisasContext *s, int reg, TCGv_i64 v)