Return-Path: Delivered-To: apmail-harmony-commits-archive@www.apache.org Received: (qmail 84921 invoked from network); 9 Jan 2008 16:44:56 -0000 Received: from hermes.apache.org (HELO mail.apache.org) (140.211.11.2) by minotaur.apache.org with SMTP; 9 Jan 2008 16:44:56 -0000 Received: (qmail 8825 invoked by uid 500); 9 Jan 2008 16:44:44 -0000 Delivered-To: apmail-harmony-commits-archive@harmony.apache.org Received: (qmail 8811 invoked by uid 500); 9 Jan 2008 16:44:44 -0000 Mailing-List: contact commits-help@harmony.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@harmony.apache.org Delivered-To: mailing list commits@harmony.apache.org Received: (qmail 8791 invoked by uid 99); 9 Jan 2008 16:44:44 -0000 Received: from athena.apache.org (HELO athena.apache.org) (140.211.11.136) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 09 Jan 2008 08:44:44 -0800 X-ASF-Spam-Status: No, hits=-100.0 required=10.0 tests=ALL_TRUSTED X-Spam-Check-By: apache.org Received: from [140.211.11.4] (HELO brutus.apache.org) (140.211.11.4) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 09 Jan 2008 16:44:29 +0000 Received: from brutus (localhost [127.0.0.1]) by brutus.apache.org (Postfix) with ESMTP id 55D7D714256 for ; Wed, 9 Jan 2008 08:44:34 -0800 (PST) Message-ID: <27382643.1199897074349.JavaMail.jira@brutus> Date: Wed, 9 Jan 2008 08:44:34 -0800 (PST) From: "Dmitry Pronichkin (JIRA)" To: commits@harmony.apache.org Subject: [jira] Updated: (HARMONY-5376) [drlvm][jit][opt][perf] new API magic for String.indexOf(String, int) method In-Reply-To: <3027842.1199896714071.JavaMail.jira@brutus> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-Virus-Checked: Checked by ClamAV on apache.org [ https://issues.apache.org/jira/browse/HARMONY-5376?page=3Dcom.atlass= ian.jira.plugin.system.issuetabpanels:all-tabpanel ] Dmitry Pronichkin updated HARMONY-5376: --------------------------------------- Description: String.indexOf(String, int) method is a very hot in differ= ent benchmarks. Th=D1=83 new API magic generates a strict assembly code to = do the substring search and prefetching of String objects and character arr= ays. (was: String.indexOf(String, int) method is a very hot in different b= enchmarks. Th=D1=83 new API magic generates a strict assembly code to do th= e substring search and prefetching of String objects and character arrays. = All these improvements give ~16% on dacapo luindex bench.) > [drlvm][jit][opt][perf] new API magic for String.indexOf(String, int) met= hod > -------------------------------------------------------------------------= --- > > Key: HARMONY-5376 > URL: https://issues.apache.org/jira/browse/HARMONY-5376 > Project: Harmony > Issue Type: Improvement > Environment: IA32 > Reporter: Dmitry Pronichkin > Attachments: indexof.patch > > > String.indexOf(String, int) method is a very hot in different benchmarks.= Th=D1=83 new API magic generates a strict assembly code to do the substrin= g search and prefetching of String objects and character arrays. --=20 This message is automatically generated by JIRA. - You can reply to this email to add a comment to the issue online.