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Re: [PATCH v2 10/12] soft-fp: Add the lack of implementation for 128 bit
Joseph Myers <joseph@codesourcery.com> 於 2018年7月18日 週三 上午6:09寫道:
>
> On Tue, 17 Jul 2018, Zong Li wrote:
>
> > Add the definition of macros for 8 bytes length. I only add the
> > lack of implementation when building the RISC-V 32 bit port.
>
> Please use *self-contained* commit messages (= patch submission messages)
> with all relevant information from prior discussions.
>
> My understanding from discussions of the previous patch series version is
> that this issue is something to do with the combination of soft-fp fma,
> ldbl-128 and 32-bit _FP_W_TYPE_SIZE, where every pair of those three is
> already used by some glibc port but none uses all three together. So you
> need to explain that properly in your commit message.
>
OK. I will give more description in commit message and add the
*self-contained* in the submission message.
> In my view, such patches that are not logically part of a port should be
> posted separately from any patch series for the port, and before that
> patch series, with the patch series then being noted as depending on them
> (if it does).
>
OK. I will separate the patch from these patch set.
> I think consideration of (a revised version of) this patch is most
> appropriately deferred until 2.29 (and probably likewise the new port
> itself, given the associated risks and the lack of posting before the
> freeze - posting before the freeze being particularly important for any
> architecture-independent changes involved in a new port).
I know this concern and mechanism in glibc. Is there a chance to
include this modification at this moment? Because this new port
is the only one port to use it.
> --
> Joseph S. Myers
> joseph@codesourcery.com