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From: Florian Weimer <fweimer@redhat.com>
To: liuhongt via Libc-alpha <libc-alpha@sourceware.org>
Cc: x86-64-abi@googlegroups.com,  liuhongt <hongtao.liu@intel.com>,
	llvm-dev@lists.llvm.org,  gcc-patches@gcc.gnu.org
Subject: Re: [PATCH] Add optional __Bfloat16 support
Date: Fri, 10 Jun 2022 11:38:18 +0200	[thread overview]
Message-ID: <87ilp8uad1.fsf@oldenburg.str.redhat.com> (raw)
In-Reply-To: <20220610074704.7673-1-hongtao.liu@intel.com> (liuhongt via Libc-alpha's message of "Fri, 10 Jun 2022 15:47:04 +0800")

* liuhongt via Libc-alpha:

> +\subsubsection{Special Types}
> +
> +The \code{__Bfloat16} type uses a 8-bit exponent and 7-bit mantissa.
> +It is used for \code{BF16} related intrinsics, it cannot be
> +used with standard C operators.

I think it's not necessary to specify whether the type supports certain
C operators (surely assignment will work?).  If they are added later,
the ABI won't need changing.

Thanks,
Florian


  parent reply	other threads:[~2022-06-10  9:38 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-06-10  7:47 liuhongt
2022-06-10  7:50 ` Hongtao Liu
2022-06-10  9:38 ` Florian Weimer [this message]
2022-06-10 14:44   ` H.J. Lu
2022-06-10 17:45     ` H.J. Lu
2022-06-13  6:29       ` Hongtao Liu

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