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From: Jonathan Wakely <jwakely@redhat.com>
To: Matthias Kretz <m.kretz@gsi.de>
Cc: gcc-patches@gcc.gnu.org, libstdc++@gcc.gnu.org
Subject: Re: [PATCH] libstdc++: Fix call signature of builtins from masked ++/--
Date: Wed, 27 Mar 2024 09:32:27 +0000	[thread overview]
Message-ID: <CACb0b4=qcK7GCp2YPAZ=w=Y9rDrXV9n_d-RReUW8Y-20h6ghNA@mail.gmail.com> (raw)
In-Reply-To: <6675252.LvFx2qVVIh@excalibur>

On Wed, 27 Mar 2024 at 08:51, Matthias Kretz <m.kretz@gsi.de> wrote:
>
> This is broken on GCC 13 and 14 (https://compiler-explorer.com/z/GPKGPGs6T)
>
> Tested on x86_64-linux-gnu.
>
> OK for trunk and 13?

OK for both, thanks.


>
> ----------------------- 8< ---------------------
>
> This resolves failures in the "expensive" where-* test of check-simd
> when targeting AVX-512.
>
> Signed-off-by: Matthias Kretz <m.kretz@gsi.de>
>
> libstdc++-v3/ChangeLog:
>
>         * include/experimental/bits/simd_x86.h (_S_masked_unary): Call
>         the 4- and 8-byte variants of __builtin_ia32_subp[ds] without
>         rounding direction argument.
> ---
>  libstdc++-v3/include/experimental/bits/simd_x86.h | 12 +++++++++---
>  1 file changed, 9 insertions(+), 3 deletions(-)
>
>
> --
> ──────────────────────────────────────────────────────────────────────────
>  Dr. Matthias Kretz                           https://mattkretz.github.io
>  GSI Helmholtz Centre for Heavy Ion Research               https://gsi.de
>  stdₓ::simd
> ──────────────────────────────────────────────────────────────────────────

      reply	other threads:[~2024-03-27  9:32 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-27  8:50 Matthias Kretz
2024-03-27  9:32 ` Jonathan Wakely [this message]

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