From patchwork Wed Aug 16 15:57:57 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "H.J. Lu" X-Patchwork-Id: 22149 Received: (qmail 86193 invoked by alias); 16 Aug 2017 15:58:07 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Delivered-To: mailing list libc-alpha@sourceware.org Received: (qmail 85862 invoked by uid 89); 16 Aug 2017 15:58:05 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-24.9 required=5.0 tests=AWL, BAYES_00, FREEMAIL_FROM, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, RCVD_IN_DNSWL_NONE, RCVD_IN_SORBS_SPAM, SPF_PASS autolearn=ham version=3.3.2 spammy= X-HELO: mail-oi0-f66.google.com X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:in-reply-to:references:from:date :message-id:subject:to:cc; bh=n3mytTmis6WidXZsYNwv2N52GQvxVvO09Sdm+KS9mz4=; b=TeKMpEC7O1iHAKcXDpw8dLfz/Un+Y8FjWaoIOSMl1uGEIiSUWMyCQGJoUE7I2qgFi7 sbIci7VFBuVkbGUVp5QCA/5l/ONI2YlLodyBCI2w3X8ORlxcBWfWRX767K4kuv33CVAK TAdaKOvLrcOWUC+lOnTs6F/28zZa3p2Ilu4uzEZoc4+47QzL0wewZKfHs2hqzgYOtZxk XCDTsdjKPHfq3mCJM153l1G9fjqpoGgp9nGwdi3q/00D6nuU2w6ELn+P8b9HZ3n+DhMe x4kyghOJSoRfz1ht5rt0OQmm6myWlDfZvEoBb4ttMpDbrVfXU4LTxnCbFKGALmn+mcoK MyPg== X-Gm-Message-State: AHYfb5iUEjPWbUgJBmcPLNS7TGpmpov6GZI3awA0GKfOm9lunO7AcD0b wniTGm80iIcpP9n7gl0FrO0YBKVNig== X-Received: by 10.202.227.5 with SMTP id a5mr2489740oih.240.1502899078283; Wed, 16 Aug 2017 08:57:58 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <4606116b-1bb3-1f3b-2f6f-c8de0afe43bd@redhat.com> References: <20170816133450.GA4074@gmail.com> <6d943008-ffb1-af02-ddf3-f287fe99ff1f@redhat.com> <4606116b-1bb3-1f3b-2f6f-c8de0afe43bd@redhat.com> From: "H.J. Lu" Date: Wed, 16 Aug 2017 08:57:57 -0700 Message-ID: Subject: Re: [PATCH] x86-64: Optimize e_expf with FMA [BZ #21912] To: "Carlos O'Donell" Cc: GNU C Library On Wed, Aug 16, 2017 at 8:45 AM, Carlos O'Donell wrote: > On 08/16/2017 11:33 AM, H.J. Lu wrote: >> Here is the updated patch I am checking in. > > LGTM. Please include a NEWS entry describing the new optimizations for Intel. > Like this? From 178afaea1a57749d8ac6e35c72ff1408a44352b5 Mon Sep 17 00:00:00 2001 From: "H.J. Lu" Date: Wed, 16 Aug 2017 08:56:24 -0700 Subject: [PATCH] Mention x86-64 FMA optimization in NEWS * NEWS: Mention x86-64 FMA optimization. --- NEWS | 3 +++ 1 file changed, 3 insertions(+) diff --git a/NEWS b/NEWS index 0008df16c0..dc3545cfe5 100644 --- a/NEWS +++ b/NEWS @@ -11,6 +11,9 @@ Major new features: [Add new features here] +* Optimized x86-64 asin, atan2, exp, expf, log, pow, atan, sin and tan + with FMA. + Deprecated and removed features, and other changes affecting compatibility: * On GNU/Linux, the obsolete Linux constant PTRACE_SEIZE_DEVEL is no longer -- 2.13.5