From: Jeffrey Walton <noloader@gmail.com>
To: Jeffrey Walton <noloader@gmail.com>,
SIMONE MIONE <205212@studenti.unimore.it>,
musl@lists.openwall.com
Subject: Re: [musl] musl how to use hard float with aarch64-none-elf-gcc
Date: Wed, 16 Feb 2022 06:32:23 -0500 [thread overview]
Message-ID: <CAH8yC8=VWVzWRC39B-bwkP7U=MSsGAJ47AnoxKWgV0c0XLBUQw@mail.gmail.com> (raw)
In-Reply-To: <20220216112924.GG1320090@port70.net>
On Wed, Feb 16, 2022 at 6:29 AM Szabolcs Nagy <nsz@port70.net> wrote:
>
> * Jeffrey Walton <noloader@gmail.com> [2022-02-16 05:24:48 -0500]:
> > On Wed, Feb 16, 2022 at 4:51 AM SIMONE MIONE <205212@studenti.unimore.it> wrote:
> > >
> > > I am trying to integrate musl in a baremetal environment. I already have float support but I can't manage to disable soft-float by musl.
> > >
> > > I configure with:
> > > ./configure --target=aarch64-none-elf --enable-debug --disable-shared
> > > And simple compile with:
> > > make
> > >
> > > Does anyone know how to use hardfloat instead of soft float? Is there any option or flag? Thank you
> >
> > The GCC options for hard-floats are -mfpu=neon -mfloat-abi=hard. In
> > later versions of GCC, you can also use -mfpu=auto (sometimes).
>
> that's for 32bit arm
>
> there is no soft float abi for aarch64, so i'm not sure what's going on.
Oh, you're right My bad. I did not notice it was Aarch64.
Jeff
next prev parent reply other threads:[~2022-02-16 11:32 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-02-16 9:50 SIMONE MIONE
2022-02-16 10:24 ` Jeffrey Walton
2022-02-16 11:29 ` Szabolcs Nagy
2022-02-16 11:32 ` Jeffrey Walton [this message]
2022-02-16 11:59 ` SIMONE MIONE
2022-02-16 14:57 ` Rich Felker
2022-02-25 15:21 ` SIMONE MIONE
2022-02-25 16:41 ` Damian McGuckin
2022-02-25 16:48 ` SIMONE MIONE
2022-02-25 18:01 ` Rich Felker
2022-03-01 8:36 ` SIMONE MIONE
2022-03-01 13:10 ` Rich Felker
2022-03-25 9:08 ` SIMONE MIONE
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