This is the mail archive of the
gcc-patches@gcc.gnu.org
mailing list for the GCC project.
Re: [PATCH] ARM fixed-point support [5.5/6]: argument & return padding for libcalls
- From: Richard Earnshaw <rearnsha at arm dot com>
- To: Julian Brown <julian at codesourcery dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Thu, 30 Jun 2011 14:31:19 +0100
- Subject: Re: [PATCH] ARM fixed-point support [5.5/6]: argument & return padding for libcalls
- References: <20110526175634.4bcab9b5@rex.config>
On 26/05/11 17:56, Julian Brown wrote:
> This patch allows padding to be specified per-target for libcalls. This
> hasn't been traditionally important, because libcalls haven't accepted
> quantities which might need padding, but that's no longer true with the
> new(-ish) fixed-point support helper functions.
>
> Tested (alongside other fixed-point support patches) with cross to ARM
> EABI in both big & little-endian mode (the target-specific part is to
> avoid a behaviour change for half-float types on ARM). OK to apply?
>
> Thanks,
>
> Julian
>
> ChangeLog
>
> gcc/
> * calls.c (emit_library_call_value_1): Support padding for libcall
> arguments and return values.
> * config/arm/arm.c (arm_pad_arg_upward): Pad half-float values
> downwards in big-endian mode.
>
OK if no generic RTL maintainer objects in the next 24 hours.
R.