[lkml]   [2012]   [Jan]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
SubjectRe: sparc32 vs lib/mpi
On Sat, Jan 21, 2012 at 3:12 AM, Al Viro <> wrote:
>        I realize that very few people care about sparc32 these days,
> but...
>        a) __clz_tab[] is defined (with identical contents) in
> lib/mpi/mpi-bit.c and arch/sparc/lib/divdi3.S.  Linker is unhappy,
> of course...
>        b) the same thing ends up using __udiv_qrnnd(), which simply
> does not exist on sparc32.  There's a Cthulhu-scaring cascade of
> ifdefs in lib/mpi/longlong.h, with several variants of udiv_qrnnd()
> for sparc.  Unfortunately, it falls back on use of __udiv_qrnnd()...
> Note that arch/sparc/math-emu/sfp-util_32.h has a definition of
> udiv_qrnnd() which might match one of inline assembly variants in

Would need to test it and see how it works...

> lib/mpi/longlong.h.  Or not.  BTW, what the hell is LONGLONG_STANDALONE?

i see that it comes from gnupg code as it is, but do not see any
scripts which might define it.

>        Could somebody who might remember still remember that stuff
> come up with comments?  For now I'm disabling everything from
> INTEGRITY_SIGNATURE down to MPILIB on sparc32 cross-build, but it
> would be nice to get it at least somewhat sorted out...
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2012-01-25 12:07    [W:0.039 / U:6.756 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site