From: Hongtao Liu <crazylht@gmail.com>
To: Jakub Jelinek <jakub@redhat.com>
Cc: liuhongt <hongtao.liu@intel.com>,
gcc-patches@gcc.gnu.org, hjl.tools@gmail.com, ubizjak@gmail.com
Subject: Re: [PATCH V2 2/2] [x86] x86: Add a new option -mdaz-ftz to enable FTZ and DAZ flags in MXCSR.
Date: Thu, 15 Dec 2022 15:45:14 +0800 [thread overview]
Message-ID: <CAMZc-bxbtc9sYdfZ2hMqUhB39OHuLAVpSnR5VE9rypHgK_v5EQ@mail.gmail.com> (raw)
In-Reply-To: <Y5rPK0ks39aYuGOV@tucnak>
On Thu, Dec 15, 2022 at 3:39 PM Jakub Jelinek <jakub@redhat.com> wrote:
>
> On Thu, Dec 15, 2022 at 02:21:37PM +0800, liuhongt via Gcc-patches wrote:
> > --- a/gcc/config/i386/i386.opt
> > +++ b/gcc/config/i386/i386.opt
> > @@ -420,6 +420,10 @@ mpc80
> > Target RejectNegative
> > Set 80387 floating-point precision to 80-bit.
> >
> > +mdaz-ftz
> > +Target
>
> s/Target/Driver/
Change to Driver and Got error like:cc1: error: command-line option
‘-mdaz-ftz’ is valid for the driver but not for C.
>
> > +Set the FTZ and DAZ Flags.
>
> Jakub
>
--
BR,
Hongtao
next prev parent reply other threads:[~2022-12-15 7:41 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-12-14 2:18 [PATCH] [x86] x86: Don't add crtfastmath.o for -shared and add " liuhongt
2022-12-14 8:08 ` Richard Biener
2022-12-14 8:16 ` Jakub Jelinek
2022-12-14 8:23 ` Richard Biener
2022-12-14 8:34 ` Liu, Hongtao
2022-12-14 8:52 ` Richard Biener
2022-12-14 9:07 ` Uros Bizjak
2022-12-15 6:21 ` [PATCH V2 1/2] x86: Don't add crtfastmath.o for -shared liuhongt
2022-12-15 6:21 ` [PATCH V2 2/2] [x86] x86: Add a new option -mdaz-ftz to enable FTZ and DAZ flags in MXCSR liuhongt
2022-12-15 7:39 ` Jakub Jelinek
2022-12-15 7:45 ` Hongtao Liu [this message]
2022-12-20 4:51 ` Hongtao Liu
2022-12-21 20:20 ` H.J. Lu
2022-12-21 22:35 ` Jakub Jelinek
2022-12-21 22:43 ` H.J. Lu
2022-12-21 22:46 ` Jakub Jelinek
2022-12-22 4:40 ` Hongtao Liu
2022-12-22 8:04 ` Uros Bizjak
2023-05-04 5:35 ` Hongtao Liu
2023-05-04 5:36 ` Hongtao Liu
2023-05-04 9:49 ` Richard Biener
2023-05-10 1:41 ` Hongtao Liu
2023-05-10 6:41 ` Richard Biener
2023-05-10 9:07 ` [PATCH] " liuhongt
2023-05-12 5:43 ` Hongtao Liu
2023-05-15 1:16 ` Hongtao Liu
2022-12-16 9:50 ` [PATCH V2 1/2] x86: Don't add crtfastmath.o for -shared Uros Bizjak
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