Christoph Hellwig <h...@infradead.org> 於 2018年9月25日 週二 下午11:25寫道:
>
> On Tue, Sep 25, 2018 at 10:19:55AM +0800, Zong Li wrote:
> > The RV32 need the umoddi3 to do modulo when the operands are long long
> > type, like other libraries implementation such as ucmpdi2, lshrdi3 and
> > so on. I encounter the undefined reference 'umoddi3' when I use the in
> > house dma driver, although it is in house driver, but I think that
> > umoddi3 is a common function for RV32. The udivmoddi4 and umoddi3 are
> > copies from libgcc in gcc. There are other functions use the
> > udivmoddi4 in libgcc, so I separate the umoddi3 and udivmoddi4 for
> > flexible extension in the future.
>
> I don't think libgcc is GPLv2 licensed, is it?  Also please retain
> the copyright notices from libgcc.

I will give next version patch. Thanks.

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