From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <pinskia@gmail.com>
Received: from mail-qk1-x734.google.com (mail-qk1-x734.google.com
 [IPv6:2607:f8b0:4864:20::734])
 by sourceware.org (Postfix) with ESMTPS id 153673950C81
 for <libc-alpha@sourceware.org>; Tue, 22 Jun 2021 18:39:02 +0000 (GMT)
DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 153673950C81
Received: by mail-qk1-x734.google.com with SMTP id d196so42057840qkg.12
 for <libc-alpha@sourceware.org>; Tue, 22 Jun 2021 11:39:02 -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=rJ+FErenY1o24ltXDtbrW1M4T3sFbp6kDamSdXVq/8I=;
 b=XhOf5+Xya2DIeqGBUWxv+HXXUbSuQxQc67mar0j0C57H3HSV1seeYQeZMlDsQtQur+
 CvvZnHjWDWVp07fS1PWg2v3DLl1xBwF19eixFgKBhYvWZNynTgRsr4Q4BcclxUUZ4zqT
 snt06uEwKUgLyvC4P2XLdi+Y8pQT9afG3Kn9MZ98GKrii0wwDkQRDMhCyz1ysdiz2vWV
 nizZvbJVnskZL/gu8HOJvIGzCYP4yOOMECSOcNFYo/h3E+D9uSfOTjlIMEcRsgpSXJhn
 T4JtbqGhrwYhF+c9zlD3LCbDFn/PqHiMyeqtWneuZAMi7KRRQRmyHMsJDrcszVEjB4+j
 gulQ==
X-Gm-Message-State: AOAM532IFBl21FB6ncvgnGnJVFvz1LcwBazK3lwroqBgkHQQu6/HuO4M
 ZKbMzcMOJcUi1kXvEYKHVMSxjfcsFBAabqOuIIM=
X-Google-Smtp-Source: ABdhPJytysCTgxB30An/V6gl45MWrJiF1+zZdwzPn+m6/zVxlYXHQWBvbM7BXK7mgfuHhVLybpHkQiBplV0MEsWpEEw=
X-Received: by 2002:a25:8b12:: with SMTP id i18mr6262657ybl.162.1624387141746; 
 Tue, 22 Jun 2021 11:39:01 -0700 (PDT)
MIME-Version: 1.0
References: <AM4PR0201MB2227C93ACDF20EF7D9A46F528A099@AM4PR0201MB2227.eurprd02.prod.outlook.com>
In-Reply-To: <AM4PR0201MB2227C93ACDF20EF7D9A46F528A099@AM4PR0201MB2227.eurprd02.prod.outlook.com>
From: Andrew Pinski <pinskia@gmail.com>
Date: Tue, 22 Jun 2021 11:38:48 -0700
Message-ID: <CA+=Sn1nNfa2nrYzS0PdtCTX0K=2d5YD7cyVm7G7GQCZ=ZEbfoQ@mail.gmail.com>
Subject: Re: aarch64 lacks HP_TIMING support in glibc
To: Rafael Eduardo Ruviaro Christ <rafaeleduardoruviaro.christ@asml.com>
Cc: "libc-alpha@sourceware.org" <libc-alpha@sourceware.org>
Content-Type: text/plain; charset="UTF-8"
X-Spam-Status: No, score=-2.0 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: libc-alpha@sourceware.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: Libc-alpha mailing list <libc-alpha.sourceware.org>
List-Unsubscribe: <https://sourceware.org/mailman/options/libc-alpha>,
 <mailto:libc-alpha-request@sourceware.org?subject=unsubscribe>
List-Archive: <https://sourceware.org/pipermail/libc-alpha/>
List-Post: <mailto:libc-alpha@sourceware.org>
List-Help: <mailto:libc-alpha-request@sourceware.org?subject=help>
List-Subscribe: <https://sourceware.org/mailman/listinfo/libc-alpha>,
 <mailto:libc-alpha-request@sourceware.org?subject=subscribe>
X-List-Received-Date: Tue, 22 Jun 2021 18:39:03 -0000

On Tue, Jun 22, 2021 at 11:30 AM Rafael Eduardo Ruviaro Christ via
Libc-alpha <libc-alpha@sourceware.org> wrote:
>
> Hello,
>
> I noticed that aarch64 lacks HP_TIMING support in glibc. Although this architecture has generic timers, glibc is still using the generic hp-timing.h for aarch64.
> I see HP_TIMING support for other architectures. I'd like to know why there is no HP_TIMING support for aarch64?
> Also, if there's planning to support it for aarch64?

See https://sourceware.org/legacy-ml/libc-alpha/2015-06/msg00736.html
and the previous emails in the thread.

Thanks,
Andrew Pinski

>
>
> Thank you,
> Kind regards,
> Rafael
> -- The information ....


This disclaimer is useless for public lists, remove it.