From patchwork Tue May 8 20:40:09 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: 27162 Received: (qmail 75993 invoked by alias); 8 May 2018 20:40:28 -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 75817 invoked by uid 89); 8 May 2018 20:40:28 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-24.5 required=5.0 tests=AWL, 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: mga14.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 11/23] x86-64: Use _CET_NOTRACK in strcmp-sse42.S Date: Tue, 8 May 2018 13:40:09 -0700 Message-Id: <20180508204021.31845-12-hjl.tools@gmail.com> In-Reply-To: <20180508204021.31845-1-hjl.tools@gmail.com> References: <20180508204021.31845-1-hjl.tools@gmail.com> * sysdeps/x86_64/multiarch/strcmp-sse42.S (STRCMP_SSE42): Add _CET_NOTRACK before indirect jump to jump table. --- sysdeps/x86_64/multiarch/strcmp-sse42.S | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sysdeps/x86_64/multiarch/strcmp-sse42.S b/sysdeps/x86_64/multiarch/strcmp-sse42.S index 5a0c6668a7..d3c07bd292 100644 --- a/sysdeps/x86_64/multiarch/strcmp-sse42.S +++ b/sysdeps/x86_64/multiarch/strcmp-sse42.S @@ -275,7 +275,7 @@ LABEL(bigger): movslq (%r10, %r9,4), %r9 pcmpeqb %xmm1, D(%xmm0) /* Any null chars? */ lea (%r10, %r9), %r10 - jmp *%r10 /* jump to corresponding case */ + _CET_NOTRACK jmp *%r10 /* jump to corresponding case */ /* * The following cases will be handled by ashr_0