Re: [PATCH] Add native windows on arm64 support

From: Dave Cramer <davecramer(at)postgres(dot)rocks>
To: Andrew Dunstan <andrew(at)dunslane(dot)net>
Cc: Michael Paquier <michael(at)paquier(dot)xyz>, Anthony Roberts <anthony(dot)roberts(at)linaro(dot)org>, Peter Eisentraut <peter(at)eisentraut(dot)org>, Daniel Gustafsson <daniel(at)yesql(dot)se>, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Mike Holmes <mike(dot)holmes(at)linaro(dot)org>, Andres Freund <andres(at)anarazel(dot)de>, Thomas Munro <thomas(dot)munro(at)gmail(dot)com>, PostgreSQL Hackers <pgsql-hackers(at)lists(dot)postgresql(dot)org>, Lina Iyer <lina(dot)iyer(at)linaro(dot)org>
Subject: Re: [PATCH] Add native windows on arm64 support
Date: 2024-01-25 19:07:11
Message-ID: CADK3HHK5BgPZphnwex8ToHpYgbSVL3CtWm0qsy4tK0eVc_QBKg@mail.gmail.com
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On Thu, 25 Jan 2024 at 12:30, Andrew Dunstan <andrew(at)dunslane(dot)net> wrote:

>
> On 2024-01-24 We 19:02, Michael Paquier wrote:
>
> On Wed, Jan 24, 2024 at 06:45:21AM -0500, Dave Cramer wrote:
>
> I managed to get it to build the vcvarsall arch needs to be x64. I need to
> add some options, but the patch above needs to be applied to build it.
>
> Nice. If I may ask, what kind of host and/or configuration have you
> used to reach a state where the code can be compiled and run tests
> with meson? If you have found specific steps, it may be a good thing
> to document that on the wiki, say around [1].
>
> Perhaps you have not included TAP? It may be fine in terms of runtime
> checks and coverage.
>
> [1]: https://wiki.postgresql.org/wiki/PostgreSQL_Buildfarm_Howto#Running_on_Windows
>
>
>
> I now have an ARM64 machine, so I set up a W11 ARM64 VM. I think we really
> want to build with x64_arm64, i.e. to generate native arm64 binaries.
> Setting just x64 will not do that, AIUI.
>
> I tried that with the buidfarm, setting that in the config file's call to
> PGBuild::VSenv::getenv().
>
> That upset msvc_gendef.pl, so I added this there to keep it happy:
>
> $arch = 'x86_64' if $arch eq 'aarch64';
>
> After that things went ok until I got this:
>
> [1453/2088] "link" @src/backend/postgres.exe.rsp
> FAILED: src/backend/postgres.exe src/backend/postgres.pdb
> "link" @src/backend/postgres.exe.rsp
> Creating library src\backend\postgres.exe.lib
> storage_lmgr_s_lock.c.obj : error LNK2019: unresolved external symbol
> _mm_pause referenced in function perform_spin_delay
> src\backend\postgres.exe : fatal error LNK1120: 1 unresolved externals
>
>
> I haven't made further progress, but I will return to it in the next day
> or so.
>
> While this will be nice to have, I think it won't really matter until
> there is ARM64 support in released versions of Windows Server. AFAICT they
> still only sell versions for x86_64
>

I need it to build clients. The clients need arm64 libraries to link against

Dave

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