From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <hjl.tools@gmail.com>
Received: from mail-il1-x12d.google.com (mail-il1-x12d.google.com
 [IPv6:2607:f8b0:4864:20::12d])
 by sourceware.org (Postfix) with ESMTPS id 4DF1B38708FA
 for <gcc-patches@gcc.gnu.org>; Wed,  2 Sep 2020 12:20:38 +0000 (GMT)
DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 4DF1B38708FA
Received: by mail-il1-x12d.google.com with SMTP id l4so543623ilq.2
 for <gcc-patches@gcc.gnu.org>; Wed, 02 Sep 2020 05:20:38 -0700 (PDT)
X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed;
 d=1e100.net; s=20161025;
 h=x-gm-message-state:mime-version:references:in-reply-to:from:date
 :message-id:subject:to:cc;
 bh=Mi4X1k8VSsKaVtr1mATJ8Gv/uqQl11QYxl5aWOlgX0g=;
 b=s+IUMZwBOdh8LKZ9UKDroL5946WYHs4Ldftf2LbW/yZ8YHP2nhDO6qMFLsG5uT+5Yt
 UuWjZGO9ZGF3yUIeipPKK0U0CyrGQ+yC4kXVPJlmZRlgYzCopNQojeETLFJXnJiirGfI
 5OepodoT3mWiMpBWdlIXv11iSm1PKfKFSws4MRzo6TBE8tj+1rIWudu7edVm5hcpvfQ0
 zUAv323q5MTWWcMHNtYt90KDdTNluY4bPC6aVww1uxsIsUMxSPlTAOOH7wRVi+Hv8pZb
 Q5PI3BQ+xh/yIFm7oQnoTIUB2gBnc5uRtqiZmbNkpApYOa67Z7jKMnTefaL1JuB7MkvN
 Rj2A==
X-Gm-Message-State: AOAM533FPX8qZlOVSkIC/jHtaRIaH/uj51dnrh8dX+kmQa0Juu5OiloT
 Ch5xKdgkcnsFDYt7pH8bf4UgrYNy3AzO0blparw=
X-Google-Smtp-Source: ABdhPJzv1ZyAv/ZhS9hsFNnDhjfYyMMvKi904+a9MMA8+UJP3llxT/9c6RfZjQx71I9RLF1CHAJIrdgT1Za+Nx5ZIZE=
X-Received: by 2002:a05:6e02:10ce:: with SMTP id
 s14mr3616513ilj.13.1599049237754; 
 Wed, 02 Sep 2020 05:20:37 -0700 (PDT)
MIME-Version: 1.0
References: <CAMZc-bz3nqJmZ-042cYAzTw7tquvwE0fc-MOG73s-r+C+BKX6Q@mail.gmail.com>
In-Reply-To: <CAMZc-bz3nqJmZ-042cYAzTw7tquvwE0fc-MOG73s-r+C+BKX6Q@mail.gmail.com>
From: "H.J. Lu" <hjl.tools@gmail.com>
Date: Wed, 2 Sep 2020 05:20:02 -0700
Message-ID: <CAMe9rOrrY79+aga6wJHe+N=GQJJP7dg-JbhQmG90Ud+iivRLaA@mail.gmail.com>
Subject: Re: [PATCH][AVX512]Lower AVX512 vector compare to AVX version when
 dest is vector
To: Hongtao Liu <crazylht@gmail.com>
Cc: GCC Patches <gcc-patches@gcc.gnu.org>
Content-Type: text/plain; charset="UTF-8"
X-Spam-Status: No, score=-4.1 required=5.0 tests=BAYES_00, DKIM_SIGNED,
 DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_FROM, RCVD_IN_DNSWL_NONE,
 SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2
X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on
 server2.sourceware.org
X-BeenThere: gcc-patches@gcc.gnu.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Gcc-patches mailing list <gcc-patches.gcc.gnu.org>
List-Unsubscribe: <https://gcc.gnu.org/mailman/options/gcc-patches>,
 <mailto:gcc-patches-request@gcc.gnu.org?subject=unsubscribe>
List-Archive: <https://gcc.gnu.org/pipermail/gcc-patches/>
List-Post: <mailto:gcc-patches@gcc.gnu.org>
List-Help: <mailto:gcc-patches-request@gcc.gnu.org?subject=help>
List-Subscribe: <https://gcc.gnu.org/mailman/listinfo/gcc-patches>,
 <mailto:gcc-patches-request@gcc.gnu.org?subject=subscribe>
X-List-Received-Date: Wed, 02 Sep 2020 12:20:39 -0000

On Wed, Sep 2, 2020 at 2:33 AM Hongtao Liu via Gcc-patches
<gcc-patches@gcc.gnu.org> wrote:
>
> Hi:
>   Add define_peephole2 to eliminate potential redundant conversion
> from mask to vector.
>   Bootstrap is ok, regression test is ok for i386/x86-64 backend.
>   Ok for trunk?
>
> gcc/ChangeLog:
>         PR target/96891
>         * config/i386/sse.md (VI_128_256): New mode iterator.
>         (define_peephole2): Lower avx512 vector compare to avx version
>         when dest is vector.
>
> gcc/testsuite/ChangeLog:

Missing PR target/96891

>         * gcc.target/i386/avx512bw-pr96891-1.c: New test.
>         * gcc.target/i386/avx512f-pr96891-1.c: New test.
>         * gcc.target/i386/avx512f-pr96891-2.c: New test.
>
> --
> BR,
> Hongtao



-- 
H.J.