Messages in this thread | | | From | Zong Li <> | Date | Wed, 26 Sep 2018 15:12:45 +0800 | Subject | Re: [PATCH 3/5] lib: Add umoddi3 and udivmoddi4 of GCC library routines |
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Andreas Schwab <schwab@suse.de> 於 2018年9月25日 週二 下午3:20寫道: > > On Sep 25 2018, Zong Li <zongbox@gmail.com> 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. > > You probably should use the macros from <asm/div64.h> instead.
Hi Andreas,
This doesn't work for me, the divisor of my case is also long long type.
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