Revert "GCN, nvptx: Basic '__cxa_guard_{acquire,abort,release}' for C++ static local variables support" (was: OpenMP offloading vs. C++ static local variables)

[Thomas Schwinge]

Hi!

On 2023-12-23T10:17:57+0100, I wrote:
> On 2023-12-21T13:58:23+0100, Jakub Jelinek <jakub@redhat.com> wrote:
>> On Thu, Dec 21, 2023 at 01:31:19PM +0100, Thomas Schwinge wrote:
>>> OK to push, for a start, the attached
>>> "GCN, nvptx: Basic '__cxa_guard_{acquire,abort,release}' for C++ static local variables support"?
>>> That's now in libgcc not libgomp, so that it's also usable for GCN, nvptx
>>> target testing, where we thus see a number of FAIL -> PASS progressions.
>>
>>> For now, for single-threaded GCN, nvptx target use only; extension for
>>> multi-threaded offloading use to follow later.
>>>
>>>      libgcc/
>>>      * c++-minimal/README: New.
>>>      * c++-minimal/guard.c: New.
>>>      * config/gcn/t-amdgcn (LIB2ADD): Add it.
>>>      * config/nvptx/t-nvptx (LIB2ADD): Likewise.

>> [...] LGTM, but hope that one day we'll get rid of it again.
>
> Yep.

..., and here we are; GCN, nvptx now has libstdc++-v3/libsupc++ proper.

> Pushed to master branch commit c0bf7ea189ecf252152fe15134f70f576bcd20b2
> "GCN, nvptx: Basic '__cxa_guard_{acquire,abort,release}' for C++ static local variables support",
> see attached.

Pushed to trunk branch commit fad9d58e057e5f976cacdca90e2519ed5f0990ad
'Revert "GCN, nvptx: Basic '__cxa_guard_{acquire,abort,release}' for C++ static local variables support"',
see attached.


Grüße
 Thomas


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