* src/powerpc/ffi.c (ffi_prep_args64): Correct long double handling. (ffi_closure_helper_LINUX64): Fix typo. * testsuite/libffi.call/cls_align_longdouble.c: Pass -mlong-double-128 for powerpc64-*-*. * testsuite/libffi.call/float.c: Likewise. * testsuite/libffi.call/float2.c: Likewise. From-SVN: r77522