From patchwork Tue May 8 20:40:19 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "H.J. Lu" X-Patchwork-Id: 910474 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=sourceware.org (client-ip=209.132.180.131; helo=sourceware.org; envelope-from=libc-alpha-return-92287-incoming=patchwork.ozlabs.org@sourceware.org; receiver=) Authentication-Results: ozlabs.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; secure) header.d=sourceware.org header.i=@sourceware.org header.b="pIkoB3c7"; dkim-atps=neutral Received: from sourceware.org (server1.sourceware.org [209.132.180.131]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 40gWdc2YgGz9s37 for ; Wed, 9 May 2018 06:42:44 +1000 (AEST) DomainKey-Signature: a=rsa-sha1; c=nofws; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:from:to:cc:subject:date:message-id:in-reply-to :references; q=dns; s=default; b=wMg8S2ezN5I9FtD6MJqDiuTs2e7fJOD L9w3j7F6E2ZHIHFgCy7yf4k1eM7ucRH+PtvDell4dNsib+OUUvNQBgA9OnMJEkLt l/KkIlxLpR6ogdXzSwmDEizLviag6nhoR2/PoKH4lsC2F2R6KY52ORPZIUUa5aUJ /WoZYs3w87mQ= DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=sourceware.org; h=list-id :list-unsubscribe:list-subscribe:list-archive:list-post :list-help:sender:from:to:cc:subject:date:message-id:in-reply-to :references; s=default; bh=wBPTjFebbsDwPKDXWbMxpT5y9ZA=; b=pIkoB 3c7SMqVephq4aCee2MtsJtm7+9l8OcB6tThUs8J+zoN6GHyAjQ1ZCv7CJPNuZuuu YwdGO+zdS9uh1uNWgxxU4X//VXvugiad3u2YbEAbCn5piuA/O6r1QrlnPEo95xuF MrfveC131tK2049QIzxbou8oVlthkiaROe/OA4= Received: (qmail 77579 invoked by alias); 8 May 2018 20:40:40 -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 76511 invoked by uid 89); 8 May 2018 20:40:32 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-26.2 required=5.0 tests=BAYES_00, FREEMAIL_FROM, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, SPF_SOFTFAIL autolearn=ham version=3.3.2 spammy= X-HELO: mga03.intel.com X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False X-ExtLoop1: 1 From: "H.J. Lu" To: libc-alpha@sourceware.org Cc: Carlos O'Donell Subject: [PATCH 21/23] i386: Use _CET_NOTRACK in strcat-sse2.S Date: Tue, 8 May 2018 13:40:19 -0700 Message-Id: <20180508204021.31845-22-hjl.tools@gmail.com> In-Reply-To: <20180508204021.31845-1-hjl.tools@gmail.com> References: <20180508204021.31845-1-hjl.tools@gmail.com> * sysdeps/i386/i686/multiarch/strcat-sse2.S (BRANCH_TO_JMPTBL_ENTRY): Add _CET_NOTRACK before indirect jump to jump table. --- sysdeps/i386/i686/multiarch/strcat-sse2.S | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/sysdeps/i386/i686/multiarch/strcat-sse2.S b/sysdeps/i386/i686/multiarch/strcat-sse2.S index bed0b66225..19d5f5f65d 100644 --- a/sysdeps/i386/i686/multiarch/strcat-sse2.S +++ b/sysdeps/i386/i686/multiarch/strcat-sse2.S @@ -50,7 +50,7 @@ absolute address. */ \ addl (%ecx,INDEX,SCALE), %ecx; \ /* We loaded the jump table and adjusted ECX. Go. */ \ - jmp *%ecx + _CET_NOTRACK jmp *%ecx # else # define JMPTBL(I, B) I @@ -59,7 +59,7 @@ jump table. SCALE is the scale of INDEX. */ # define BRANCH_TO_JMPTBL_ENTRY(TABLE, INDEX, SCALE) \ - jmp *TABLE(,INDEX,SCALE) + _CET_NOTRACK jmp *TABLE(,INDEX,SCALE) # endif # ifndef STRCAT