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Date: Thu, 4 Jun 2020 13:18:44 -0400
From: Rich Felker <dalias@...c.org>
To: Segher Boessenkool <segher@...nel.crashing.org>
Cc: Daniel Kolesa <daniel@...aforge.org>,
Michal Suchánek <msuchanek@...e.de>,
Joseph Myers <joseph@...esourcery.com>, libc-alpha@...rceware.org,
eery@...erfox.es, musl@...ts.openwall.com,
Will Springer <skirmisher@...tonmail.com>,
Palmer Dabbelt via binutils <binutils@...rceware.org>,
via libc-dev <libc-dev@...ts.llvm.org>,
linuxppc-dev@...ts.ozlabs.org
Subject: Re: Re: ppc64le and 32-bit LE userland compatibility
On Thu, Jun 04, 2020 at 12:12:32PM -0500, Segher Boessenkool wrote:
> On Tue, Jun 02, 2020 at 05:13:25PM +0200, Daniel Kolesa wrote:
> > well, ppc64le already cannot be run on those, as far as I know (I
> > don't think it's possible to build ppc64le userland without VSX in
> > any configuration)
>
> VSX is required by the ELFv2 ABI:
>
> """
> Specifically, to use this ABI and ABI-compliant programs, OpenPOWER-
> compliant processors must implement the following categories:
This is not actually ABI but IBM policy laundered into an ABI
document, which musl does not honor.
Rich
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