Torbjorn's ieeelib.c
Aldy Hernandez
aldyh@redhat.com
Thu Dec 1 14:05:00 GMT 2005
>>>>> "Richard" == Richard Henderson <rth@redhat.com> writes:
> On Tue, Nov 29, 2005 at 12:42:36PM -0800, Mark Mitchell wrote:
>> RTH is listed as the author of a lot of those bits, so perhaps he knows
>> more?
> The glibc bits handle ieee quad format, whereas I don't believe
> that Torbajorn's does. I don't recall if Torbajorn's code allows
> for emulation of all rounding modes or exception bits.
> But I suspect that Torbajorn's code compiles down smaller, which
> is likely to be helpful to the folk that actually need it.
BTW, I think glibc's code does not support 16-bit architectures.
>> The GLIBC bits claim to be LGPL'd, so that would indeed need a change to
>> include them in libgcc.
> I wouldn't expect that to be a problem.
There was a thread discussing all this, when I was interested in doing
the work. I mailed rms directly, and he said it was ok to use the
glibc bits in gcc regardless of the LGPL/GPL disparity.
Aldy
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