From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 0FFAAC76196 for ; Wed, 15 Mar 2023 15:56:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232246AbjCOP4l (ORCPT ); Wed, 15 Mar 2023 11:56:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:52382 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232693AbjCOP4c (ORCPT ); Wed, 15 Mar 2023 11:56:32 -0400 Received: from mx0a-001b2d01.pphosted.com (mx0a-001b2d01.pphosted.com [148.163.156.1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 37CBF1E2A2; Wed, 15 Mar 2023 08:55:52 -0700 (PDT) Received: from pps.filterd (m0098404.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 32FELRFA014979; Wed, 15 Mar 2023 15:54:53 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=from : to : cc : subject : date : message-id : mime-version : content-transfer-encoding; s=pp1; bh=m7eMhkPTzO+FbF0Ri57YweWw90fZ5qOrmev7e+6bwcI=; b=Km2Ba3UDIvm1tqr6Y3NwHc0T/K8udjhJvXd78YJ14AS62nnJXzA2jFS2pE3LyC7APTbb z3i5Xx4tB5FQatsaQ9JX7UD7vP4UdIYCRUBedwFUj6ykme/t2dR9oULxH+v+3e5POOKd AMudMUlM8mRuCK+cQBwBf8lMN3rvodEuj5EZMBrbzjJEr3DuoTMCiizWg4HLd4wBdnYh gUQWTqrHKi7vkpfBJNov+QmyWi3t2aDPPpqAoSW+IwRyXZjABOoChiL5SMTZFzWAoF0G 1p7puI+ZtU2ZDkEnS+sYoTlNZUoHrMFH039Ei0jmDzYmbdTRvNX3eLxsSuW8/1aIIzYQ DQ== Received: from pps.reinject (localhost [127.0.0.1]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3pbfq8tuh0-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 15 Mar 2023 15:54:52 +0000 Received: from m0098404.ppops.net (m0098404.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 32FELjYY015866; Wed, 15 Mar 2023 15:54:52 GMT Received: from ppma06ams.nl.ibm.com (66.31.33a9.ip4.static.sl-reverse.com [169.51.49.102]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3pbfq8tufx-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 15 Mar 2023 15:54:52 +0000 Received: from pps.filterd (ppma06ams.nl.ibm.com [127.0.0.1]) by ppma06ams.nl.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 32FDxPsU021703; Wed, 15 Mar 2023 15:54:50 GMT Received: from smtprelay01.fra02v.mail.ibm.com ([9.218.2.227]) by ppma06ams.nl.ibm.com (PPS) with ESMTPS id 3pb29ss0d1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Wed, 15 Mar 2023 15:54:50 +0000 Received: from smtpav06.fra02v.mail.ibm.com (smtpav06.fra02v.mail.ibm.com [10.20.54.105]) by smtprelay01.fra02v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 32FFsk8l22282850 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 15 Mar 2023 15:54:46 GMT Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 967FE20049; Wed, 15 Mar 2023 15:54:46 +0000 (GMT) Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 6024520043; Wed, 15 Mar 2023 15:54:46 +0000 (GMT) Received: from tuxmaker.boeblingen.de.ibm.com (unknown [9.152.85.9]) by smtpav06.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 15 Mar 2023 15:54:46 +0000 (GMT) From: Nina Schoetterl-Glausch To: Claudio Imbrenda , Janosch Frank , Thomas Huth Cc: Nina Schoetterl-Glausch , David Hildenbrand , kvm@vger.kernel.org, linux-s390@vger.kernel.org Subject: [kvm-unit-tests PATCH v3 0/3] s390x: Add misaligned instruction tests Date: Wed, 15 Mar 2023 16:54:41 +0100 Message-Id: <20230315155445.1688249-1-nsg@linux.ibm.com> X-Mailer: git-send-email 2.37.2 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: lC2eSSFQbhbRFNQENaEsdtNELXr1670S X-Proofpoint-GUID: QGlTqbpeZVN0jfflDSco4SsvbnSnZo19 X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.942,Hydra:6.0.573,FMLib:17.11.170.22 definitions=2023-03-15_08,2023-03-15_01,2023-02-09_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 phishscore=0 spamscore=0 adultscore=0 clxscore=1015 impostorscore=0 suspectscore=0 mlxlogscore=999 mlxscore=0 bulkscore=0 lowpriorityscore=0 priorityscore=1501 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2302240000 definitions=main-2303150131 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org Instructions on s390 must be halfword aligned. Add two tests for that. These currently fail when using TCG. v3 -> v2: * pick up R-b (thanks Janosch) * use br instead of bcr (thanks Claudio) * use text section instead of rodata for ex target (thanks Claudio) * fix label position (thanks Claudio) v1 -> v2: * rebase * use PSW macros * simplify odd psw test (thanks Claudio) * rename some identifiers * pick up R-b (thanks Claudio) Nina Schoetterl-Glausch (3): s390x/spec_ex: Use PSW macro s390x/spec_ex: Add test introducing odd address into PSW s390x/spec_ex: Add test of EXECUTE with odd target address s390x/spec_ex.c | 85 +++++++++++++++++++++++++++++++++++++++++++------ 1 file changed, 76 insertions(+), 9 deletions(-) Range-diff against v2: 1: d82f4fb6 ! 1: 6ae1eb7d s390x/spec_ex: Use PSW macro @@ Commit message Replace explicit psw definition by PSW macro. No functional change intended. + Reviewed-by: Janosch Frank Signed-off-by: Nina Schoetterl-Glausch ## s390x/spec_ex.c ## 2: e537797f ! 2: a0d02438 s390x/spec_ex: Add test introducing odd address into PSW @@ s390x/spec_ex.c: static int psw_bit_12_is_1(void) +" . = . + 1\n" +"misaligned_code:\n" +" larl %r0,0\n" -+" bcr 0xf,%r1\n" ++" br %r1\n" +); + +static int psw_odd_address(void) 3: dc552880 ! 3: e771deeb s390x/spec_ex: Add test of EXECUTE with odd target address @@ s390x/spec_ex.c: static int short_psw_bit_12_is_0(void) + uint64_t pre_target_addr; + int to = 0, from = 0x0dd; + -+ asm volatile ( ".pushsection .rodata\n" -+ "pre_odd_ex_target:\n" ++ asm volatile ( ".pushsection .text.ex_odd\n" + " .balign 2\n" ++ "pre_odd_ex_target:\n" + " . = . + 1\n" + " lr %[to],%[from]\n" + " .popsection\n" base-commit: e3c5c3ef2524c58023073c0fadde2e8ae3c04ec6 -- 2.39.1