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Re: Architecture maintainers: please define TARGET_ATOMIC_ASSIGN_EXPAND_FENV
- From: "Joseph S. Myers" <joseph at codesourcery dot com>
- To: Andreas Schwab <schwab at linux-m68k dot org>
- Cc: <gcc at gcc dot gnu dot org>
- Date: Fri, 8 Nov 2013 13:48:28 +0000
- Subject: Re: Architecture maintainers: please define TARGET_ATOMIC_ASSIGN_EXPAND_FENV
- Authentication-results: sourceware.org; auth=none
- References: <Pine dot LNX dot 4 dot 64 dot 1311072354510 dot 15899 at digraph dot polyomino dot org dot uk> <87y54zxkg6 dot fsf at igel dot home> <Pine dot LNX dot 4 dot 64 dot 1311081257480 dot 3062 at digraph dot polyomino dot org dot uk> <87li0zxb2l dot fsf at igel dot home>
On Fri, 8 Nov 2013, Andreas Schwab wrote:
> > The tests do not require sync_long_long_runtime.
>
> True, but they require __atomic_store_16, which is generally not
> available.
See my comments at
<http://gcc.gnu.org/ml/gcc-patches/2013-11/msg00894.html> - my inclination
is that the code resolving the overloaded builtins (unchanged by the
addition of _Atomic support) shouldn't try to use the _16 versions unless
targetm.scalar_mode_supported_p (TImode).
--
Joseph S. Myers
joseph@codesourcery.com