[Bug 1800] PowerPC: IEEE 754 conformance of e200/e500 embedded floating point unit

bugzilla-daemon at rtems.org bugzilla-daemon at rtems.org
Thu May 19 06:52:44 UTC 2011


Ralf Corsepius <ralf.corsepius at rtems.org> changed:

           What    |Removed                     |Added
                 CC|                            |ralf.corsepius at rtems.org

--- Comment #1 from Ralf Corsepius <ralf.corsepius at rtems.org> 2011-05-19 01:52:43 CDT ---
(In reply to comment #0)
> For full IEEE 754 conformance of the e200 and e500 embedded floating point unit
> we need software support.  This consists of an exception handler that decodes
> the offending instruction and provides the results via a software floating
> point implementation.
> The suggested software floating point library is:
> http://www.jhauser.us/arithmetic/SoftFloat.html

I fail to understand this proposal, once again presented in eat-or-die fashion.

RTEMS uses newlib's soft-float - What's wrong with it?

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