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Re: Do not define -mlong-double-128 on ppc when --without-fp specified?
- From: "Lior Balkohen" <balkohen at gmail dot com>
- To: libc-alpha at sourceware dot org
- Date: Thu, 9 Mar 2006 15:58:23 +0100
- Subject: Re: Do not define -mlong-double-128 on ppc when --without-fp specified?
- References: <196b7d310603090342s596019ebv@mail.gmail.com> <OF1C23709E.9E10049C-ON8625712C.004D7149-8625712C.004EC265@us.ibm.com>
2006/3/9, Steve Munroe <sjmunroe@us.ibm.com>:
> So for --without-fp you will also want to add -mlong-double-64 to your
> CFLAGS.
>
OK.
> Also the nofpu implementation was moved to ports. So you will need to the
> ports add-on and at least one patch that has not gone upstream.
>
Why should I bother with the nofpu implementation since libc/soft-fp
works great? What's different between the nofpu implementation and
libc/soft-fp and why powerpc needs its own nofpu implementation
whereas libc/soft-fp works for other machines without fpu like MIPS
and ARM?