fukaumi-san wrote in the japanese mailing list the following:
>>
>>Talking of -current source, you can use build.sh to make cross compile
>>tools for hpcmips, and it makes working binaries on hpcmips.
>>
>>  % ./build.sh -m hpcmips -D /hpcmips-root
>>
>>  (MACHINE_ARCH will be automatically detected and set)
>>
>>After tools were made, you can use $TOOLDIR/bin/nbmake-hpcmips script
>>which is wrapper of make command (set some env vars for cross compile).
>>
>>build.sh is not available for -release (1.5.x) source, so you will need
>>to install cross compile tools from pkgsrc/cross.
>>
>>-- 
>>FUKAUMI Naoki

which might be helpful.

Warner