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Date: Thu, 4 Jun 2020 13:18:44 -0400
From: Rich Felker <dalias@libc.org>
To: Segher Boessenkool <segher@kernel.crashing.org>
Cc: Daniel Kolesa <daniel@octaforge.org>,
 Michal =?utf-8?B?U3VjaMOhbmVr?= <msuchanek@suse.de>,
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 Will Springer <skirmisher@protonmail.com>,
 Palmer Dabbelt via binutils <binutils@sourceware.org>,
 via libc-dev <libc-dev@lists.llvm.org>, linuxppc-dev@lists.ozlabs.org
Subject: Re: [musl] Re: ppc64le and 32-bit LE userland compatibility
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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