Subject: Re: borken state of quad/soft float on sparc64
To: James Chacon <>
From: Frederick Bruckman <>
List: tech-toolchain
Date: 02/04/2002 15:04:06
On Mon, 4 Feb 2002, James Chacon wrote:

> These sounds like generic gcc support routines that should be in the general
> library.
> See libc/arch/m68k/gen for the others already in there.

I see. That looks do-able.

> >mac68k-new-toolchain has a similiar problem building "lint1", except
> >that the missing symbols are for extended double precision conversions,
> >rather than quad conversions (__fixunsxfdi, __floatdixf, __fixxfdi).
> >This breaks the tools build. Curiously enough, a 1.5.1/i386 hosted
> >build only calls on __fixunsxfdi, which it finds it in it's own libc
> >fine (though I sure don't see where it's coming from).
> >
> >There's code already in libc/softfloat/softfloat.c for the last two
> >conversions, int64_to_floatx80() and
> >floatx80_to_int64_round_to_zero(), they're just not respected by
> >"softloat-for-gcc.h".

What about "./ -t"? We don't want to add libc to the
toolchain, do we? Is there an easy way to make gcc compile "lint1"
without resorting to floatx80?