Hi,
  The problem here is Cavium's octeon assembler rejects floating point
if the arch is set to either octeon or octeon2.  This fixes the issue
by adding:
.set mips4 so that floating point instructions are enabled.

Committed as approved by Anthony in the bugzilla.

Thanks,
Andrew Pinski

libffi/ChangeLog:
* src/mips/n32.S: Add ".set mips4".