/* Software floating-point emulation.
Return 1 iff a or b is a NaN, 0 otherwise.
Copyright (C) 2006-2016 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Joseph Myers (email@example.com).
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modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
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__unordtf2 (TFtype a, TFtype b)
FP_UNPACK_RAW_Q (A, a);
FP_UNPACK_RAW_Q (B, b);
FP_CMP_UNORD_Q (r, A, B, 1);