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From: "rguenth at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/110473] vec_convert for aarch64 seems to lower to
 something which should be improved
Date: Thu, 29 Jun 2023 07:26:00 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D110473

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|                            |2023-06-29
             Status|UNCONFIRMED                 |NEW
     Ever confirmed|0                           |1

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
probably nobody implemented this in veclower?

On x86-64 I get

  _5 =3D VEC_PACK_TRUNC_EXPR <a_1(D), { 0, 0, 0, 0 }>;
  _6 =3D BIT_FIELD_REF <_5, 64, 0>;
  t_2 =3D _6;
  _7 =3D [vec_unpack_lo_expr] t_2;
  _8 =3D [vec_unpack_hi_expr] t_2;
  t1_3 =3D {_7, _8};=