[Pkg-openmpi-maintainers] [OMPI devel] Build failures of 1.2.3 on Debian hppa, mips, mipsel, s390, m68k

[Thiemo Seufer]

Brian Barrett wrote:
> On Jul 14, 2007, at 8:26 AM, Dirk Eddelbuettel wrote:
>
>> Please let us (ie Debian's openmpi maintainers) how else we can help.  I 
>> am
>> ccing the porters lists (for hppa, m68k, mips) too to invite them to help. 
>> I
>> hope that doesn't get the spam filters going...  I may contact the 'arm'
>> porters once we have a failure; s390 and sparc activity are not as big 
>> these
>> days.
>
> Open MPI uses some assembly for things like atomic locks, atomic compare 
> and swap, memory barriers, and the like.  We currently have support for:
>
>   * x86 (32 bit)
>   * x86_64 / amd64 (32 or 64 bit)
>   * UltraSparc (v8plus and v9* targets)
>   * IA64
>   * PowerPC (32 or 64 bit)
>
> We also have code for:
>
>   * Alpha
>   * MIPS (32 bit NEW ABI & 64 bit)

Did you consider to use libatomicops (maybe as an option)?
Proliferation of (inline) assembler pieces just for atomic operations
has proven to be a continuous maintenance problem.


Thiemo