Below is the file 'modules/mp_asm64/modinfo.txt' from this revision. You can also download the file.

realname "MPI Assembler Backend for 64 bit Systems"

mp_bits 64

load_on asm_ok

<replace>
mp_asm.h
</replace>

<arch>
alpha
ia64
mips64
ppc64
sparc64
</arch>

# The inline asm only works with gcc, but it looks like (at least on
# UltraSPARC), using 64-bit words and the sythensized multiply is a 5 to 25%
# win, so it's probably worth using elsewhere.
<cc>
gcc
sunwspro
</cc>