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5e26e5a278
* real.c (sticky_rshift_significand): Return inexact, don't
or it in immediately.
(sub_significands): Accept incomming carry.
(div_significands, rtd_divmod): Update for sub_significands change.
(round_for_format): Update for sticky_rshift_significand change.
(do_add): Don't involve the inexact bit in addition, do give the
inexact bit as the subtraction carry-in.
(encode_internal, decode_internal, real_internal_format): New.
* real.h (real_internal_format): Declare.
From-SVN: r58396
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