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Re: [PATCH/AARCH64 6/6] Support ILP32 multi-lib
- From: "Joseph S. Myers" <joseph at codesourcery dot com>
- To: Yufeng Zhang <Yufeng dot Zhang at arm dot com>
- Cc: Andrew Pinski <pinskia at gmail dot com>, "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>, Andrew Pinski <apinski at cavium dot com>
- Date: Mon, 9 Dec 2013 22:57:58 +0000
- Subject: Re: [PATCH/AARCH64 6/6] Support ILP32 multi-lib
- Authentication-results: sourceware.org; auth=none
- References: <1386105892-2379-1-git-send-email-apinski at cavium dot com> <1386105892-2379-7-git-send-email-apinski at cavium dot com> <52A62428 dot 3000901 at arm dot com>
On Mon, 9 Dec 2013, Yufeng Zhang wrote:
> > -#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux-aarch64.so.1"
> > +#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux%{mabi=ilp32:32}-aarch64.so.1"
>
> To be more explicit and consistent, the name of the ILP32 loader shall have
> 'ilp32' instead of '32'. The extension field shall be appended to 'aarch64',
> separated by '_', and we should probably add the big-endian name at the same
> time. With the extension fields sorted alphabetically, GLIBC_DYNAMIC_LINKER
> can be defined as:
What's the use of a different name for big-endian? It's not as if Linux
has ever supported running processes with a different endianness from the
kernel....
--
Joseph S. Myers
joseph@codesourcery.com