From: Rich Felker <dalias@aerifal.cx>
To: musl@lists.openwall.com
Subject: Re: mips port working! & remaining issues
Date: Fri, 13 Jul 2012 09:08:30 -0400 [thread overview]
Message-ID: <20120713130830.GH544@brightrain.aerifal.cx> (raw)
In-Reply-To: <CAK4o1WwQBjSakETM7b0OPc+w9SOPZZ861jN=yxzFn5RGJOCsaQ@mail.gmail.com>
On Fri, Jul 13, 2012 at 09:18:01AM +0100, Justin Cormack wrote:
> On Fri, Jul 13, 2012 at 9:15 AM, Szabolcs Nagy <nsz@port70.net> wrote:
>
> > so i think we shouldn't worry about applications using hard float
> > while the libc is soft float
>
> Agreed. For ARM the assumption is you don't use fp at all in
> softfloat, use the armhf ABI if you wan't real floats and have a more
> recent CPU. Most of the Linux distros are now splitting into two for
> ARM, hardfloat and softfloat, with the different ABI.
My understanding is that the EABI provides conventions that ensure
that code can be linked together whether it's written to use hard or
soft float. But unless all floating point registers are temp (not
callee-saved), I can't find a way to make that work with setjmp...
Rich
next prev parent reply other threads:[~2012-07-13 13:08 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-13 5:23 Rich Felker
2012-07-13 8:15 ` Szabolcs Nagy
2012-07-13 8:18 ` Justin Cormack
2012-07-13 13:08 ` Rich Felker [this message]
2012-07-13 13:36 ` Luca Barbato
2012-07-13 14:25 ` Rich Felker
2012-07-13 16:10 ` Szabolcs Nagy
2012-07-13 17:34 ` Rich Felker
2012-07-13 20:40 ` Szabolcs Nagy
2012-07-13 20:58 ` idunham
2012-07-13 22:18 ` Rich Felker
2012-07-13 15:15 ` Gregor Richards
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