Re: Long double support on m68k

[Andreas Schwab <schwab@suse.de>]

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Andrew Cagney <ac131313@cygnus.com> writes:

|> > Yes (if they support the fpu at all).
|> > |> So, if a target's raw FP registers are in the correct format for
|> > |> REGISTER_CONVERT* then they are also in the correct format for this change
|> > |> and such targets will continue to work.  If a target's raw FP registers
|> > |> were not in the correct format then, that target is already broken and
|> > |> this change doesn't make things better or worse.
|> > Yes.  There is only one floating point format for the m68k fpu.  The
|> > previous version already assumed floatformat_m68881_ext, this patch just
|> > removes the conversion, and makes the raw format avaliable to gdb.
|> 
|> 
|> The other thing it affects is `sizeof (long double)`.  For GCC, at least,
|> is m68k's `sizeof (long double)` 12?

Yes, of course.  That's why I started with this patch, a testsuite failure
indicated that something was wrong.

Andreas.

-- 
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