From: "Martin Storsjö" <martin@martin.st>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: Re: [FFmpeg-devel] [PATCH 1/4] configure: aarch64: Support assembling the dotprod and i8mm arch extensions
Date: Thu, 1 Jun 2023 14:04:17 +0300 (EEST)
Message-ID: <cc52a2c-5852-7486-c116-62f77d9a43@martin.st> (raw)
In-Reply-To: <7d1f4cab-bf50-b1fa-3dc6-b5996f6c32d@martin.st>
On Sun, 28 May 2023, Martin Storsjö wrote:
> The documentation for .arch_extension hints at it being possible to disable
> support for extensions with it too, but that doesn't seem to be the case in
> practice. If it was, we could add macros to only enable specifically the
> extensions we want around those functions that should use them and nothing
> more. But I guess if that's not actually supported we can't do that.
Actually, yes, this does work, it just uses a different syntax than I
expected. To disable the extension <ext>, one can write the directive
".arch_extension no<ext>".
Is the updated, less complex version of the configure patch more
tolerable?
// Martin
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prev parent reply other threads:[~2023-06-01 11:04 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-26 8:03 Martin Storsjö
2023-05-26 8:03 ` [FFmpeg-devel] [PATCH 2/4] aarch64: Add cpu flags for the dotprod and i8mm extensions Martin Storsjö
2023-05-26 8:03 ` [FFmpeg-devel] [PATCH 3/4] aarch64: Add linux runtime cpu feature detection using getauxval(AT_HWCAP) Martin Storsjö
2023-05-27 9:04 ` Rémi Denis-Courmont
2023-05-27 20:35 ` Martin Storsjö
2023-05-28 5:58 ` Rémi Denis-Courmont
2023-05-26 8:03 ` [FFmpeg-devel] [PATCH 4/4] aarch64: Add Apple runtime detection of dotprod and i8mm using sysctl Martin Storsjö
2023-05-27 8:44 ` [FFmpeg-devel] [PATCH 1/4] configure: aarch64: Support assembling the dotprod and i8mm arch extensions Rémi Denis-Courmont
2023-05-27 21:34 ` Martin Storsjö
2023-05-28 5:50 ` Rémi Denis-Courmont
2023-05-30 12:25 ` Martin Storsjö
2023-05-31 16:29 ` Rémi Denis-Courmont
2023-06-01 11:04 ` Martin Storsjö [this message]
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