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From: "vries at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/100321] [OpenMP][nvptx] (Con't) Reduction fails with
 optimization and 'loop'/'for simd' but not with 'for'
Date: Wed, 28 Apr 2021 21:15:23 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D100321

Tom de Vries <vries at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |amonakov at gcc dot gnu.org

--- Comment #1 from Tom de Vries <vries at gcc dot gnu.org> ---
There's no intra-warp exchange code generated: No GOMP_SIMT_XCHG_* :
...
$ grep GOMP_SIMT test.xnvptx-none.mkoffload.244t.optimized
  _43 =3D .GOMP_SIMT_ENTER_ALLOC (16, 4);
  _45 =3D .GOMP_SIMT_LANE ();
  .GOMP_SIMT_EXIT (_43);
$
...=