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Re: real.c on unicosmk

Excerpt of message (sent 22 May 2002) by Zack Weinberg:
> On Wed, May 22, 2002 at 03:40:10PM -0700, Joe Buck wrote:
> > > > In 3.2, REAL_ARITHMETIC is unconditionally on all the time.  It's
> > > > amazing how much crap vanishes when there is only one supported method
> > > > of doing floating-point calculations.
> > > 
> > > What do you intend to do about these eleven other GCC ports, then?
> > > They had not been fixed to use REAL_ARITHMETIC, and for some (like
> > > convex) the fix might be difficult.
> > > 
> > > 1750a a29k clipper convex d30v elxsi fr30 i860 ns32k pdp11 romp
> > 
> > About half of these need to go away: for example, there is not a single
> > elxsi machine in the world.
> Of this list, only d30v fr30 ns32k pdp11 romp are still supported
> targets.  None of these claim to use anything other than IEEE floating
> point.  Where that is inaccurate, it needs to be fixed.

It certainly is inaccurate for the PDP11, which predates IEEE float by
many years.  It uses VAX float formats.  I recently changed gas to
know that.

This sounds like one of the lesser pdp11 target problems, but thanks
for noting it...


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