[Date Prev][Date Next] [Thread Prev][Thread Next] [Date Index] [Thread Index]

Re: More help for ams statements needed (Was: [Help] Need help for architecture specific code)



On Fri, Sep 05, 2014 at 05:16:11PM +0200, Andreas Tille wrote:
> > > > 	ebwt.h:1909: Error: invalid instruction suffix for `popcnt'
> > > > 	make[2]: *** [bowtie-build] Error 1
> > > > 
> > > >      The relevant line in the code is:
> > > > 
> > > > 	$ grep -w -n  asm e*
> > > > 	ebwt.h:1909:            asm ("popcntq %[x],%[count]\n": [count] "=&r" (count): [x] "r" (x));
> > > A quick search shows this instruction is supported by -msse4.2 switch,
> > > which is probably not enabled on debian i386 arch.
> > And even amd64 has only SSE2 enabled.
> 
> Could you translate this remark into something that could / should be
> changed in the packaging?
No need, as the code seems to check at the run time whether the CPU
supports this instruction.

-- 
WBR, wRAR

Attachment: signature.asc
Description: Digital signature


Reply to: