From patchwork Wed Aug 23 11:45:39 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Huth X-Patchwork-Id: 1824662 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org Authentication-Results: legolas.ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=redhat.com header.i=@redhat.com header.a=rsa-sha256 header.s=mimecast20190719 header.b=J7nYV3a1; dkim-atps=neutral Authentication-Results: legolas.ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=nongnu.org (client-ip=209.51.188.17; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=patchwork.ozlabs.org) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-ECDSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by legolas.ozlabs.org (Postfix) with ESMTPS id 4RW4GP3n4Nz1ybW for ; Wed, 23 Aug 2023 21:47:57 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qYmJk-0001Zn-23; Wed, 23 Aug 2023 07:46:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qYmJK-0001Uy-I2 for qemu-devel@nongnu.org; Wed, 23 Aug 2023 07:46:06 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qYmJG-0001TA-B3 for qemu-devel@nongnu.org; Wed, 23 Aug 2023 07:46:06 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1692791161; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=qOFBWFRg4NE622W93HZhBOXECakhIqIfisekBTHA2Ck=; b=J7nYV3a1METEcOf1K+A9KA0+t+0zj4v1Odo14Gn1aVYTsJT0UOKUBYLQtpmIei2l7h06Bm 9B+844abpz/BsVsKW/I/JvvOQJfCcsxmhWpmGFwQUy0MD3WbeJhzj/be0O0/eSB0Hj4Vr1 xGNIifYG2XSiPkHDbWNZPuUsj+8ArC4= Received: from mimecast-mx02.redhat.com (66.187.233.73 [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-557-o3a2_J2RPMK60pxeSrqo0g-1; Wed, 23 Aug 2023 07:45:58 -0400 X-MC-Unique: o3a2_J2RPMK60pxeSrqo0g-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 7D1183C11A04; Wed, 23 Aug 2023 11:45:57 +0000 (UTC) Received: from thuth.com (unknown [10.39.193.36]) by smtp.corp.redhat.com (Postfix) with ESMTP id 7E01CC15BB8; Wed, 23 Aug 2023 11:45:56 +0000 (UTC) From: Thomas Huth To: qemu-devel@nongnu.org Cc: Stefan Hajnoczi , Ilya Leoshkevich Subject: [PULL 07/12] tests/tcg/s390x: Test VREP Date: Wed, 23 Aug 2023 13:45:39 +0200 Message-Id: <20230823114544.216520-8-thuth@redhat.com> In-Reply-To: <20230823114544.216520-1-thuth@redhat.com> References: <20230823114544.216520-1-thuth@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.8 Received-SPF: pass client-ip=170.10.129.124; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org From: Ilya Leoshkevich Add a small test to prevent regressions. Signed-off-by: Ilya Leoshkevich Message-Id: <20230807163459.849766-2-iii@linux.ibm.com> Signed-off-by: Thomas Huth --- tests/tcg/s390x/vrep.c | 81 +++++++++++++++++++++++++++++++++ tests/tcg/s390x/Makefile.target | 1 + 2 files changed, 82 insertions(+) create mode 100644 tests/tcg/s390x/vrep.c diff --git a/tests/tcg/s390x/vrep.c b/tests/tcg/s390x/vrep.c new file mode 100644 index 0000000000..d5a3bd8eb2 --- /dev/null +++ b/tests/tcg/s390x/vrep.c @@ -0,0 +1,81 @@ +/* + * Test the VREP instruction. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#include +#include +#include +#include +#include +#include +#include +#include "vx.h" + +static void handle_sigill(int sig, siginfo_t *info, void *ucontext) +{ + mcontext_t *mcontext = &((ucontext_t *)ucontext)->uc_mcontext; + char *insn = (char *)info->si_addr; + + if (insn[0] != 0xe7 || insn[5] != 0x4d) { + _exit(EXIT_FAILURE); + } + + mcontext->gregs[2] = SIGILL; +} + +static inline __attribute__((__always_inline__)) unsigned long +vrep(S390Vector *v1, const S390Vector *v3, const uint16_t i2, const uint8_t m4) +{ + register unsigned long sig asm("r2") = -1; + + asm("vrep %[v1],%[v3],%[i2],%[m4]\n" + : [v1] "=v" (v1->v) + , [sig] "+r" (sig) + : [v3] "v" (v3->v) + , [i2] "i" (i2) + , [m4] "i" (m4)); + + return sig; +} + +int main(int argc, char *argv[]) +{ + S390Vector v3 = {.d[0] = 1, .d[1] = 2}; + struct sigaction act; + S390Vector v1; + int err; + + memset(&act, 0, sizeof(act)); + act.sa_sigaction = handle_sigill; + act.sa_flags = SA_SIGINFO; + err = sigaction(SIGILL, &act, NULL); + assert(err == 0); + + assert(vrep(&v1, &v3, 7, 0) == -1); + assert(v1.d[0] == 0x0101010101010101ULL); + assert(v1.d[1] == 0x0101010101010101ULL); + + assert(vrep(&v1, &v3, 7, 1) == -1); + assert(v1.d[0] == 0x0002000200020002ULL); + assert(v1.d[1] == 0x0002000200020002ULL); + + assert(vrep(&v1, &v3, 1, 2) == -1); + assert(v1.d[0] == 0x0000000100000001ULL); + assert(v1.d[1] == 0x0000000100000001ULL); + + assert(vrep(&v1, &v3, 1, 3) == -1); + assert(v1.d[0] == 2); + assert(v1.d[1] == 2); + + assert(vrep(&v1, &v3, 0x10, 0) == SIGILL); + assert(vrep(&v1, &v3, 0x101, 0) == SIGILL); + assert(vrep(&v1, &v3, 0x8, 1) == SIGILL); + assert(vrep(&v1, &v3, 0x108, 1) == SIGILL); + assert(vrep(&v1, &v3, 0x4, 2) == SIGILL); + assert(vrep(&v1, &v3, 0x104, 2) == SIGILL); + assert(vrep(&v1, &v3, 0x2, 3) == SIGILL); + assert(vrep(&v1, &v3, 0x102, 3) == SIGILL); + + return EXIT_SUCCESS; +} diff --git a/tests/tcg/s390x/Makefile.target b/tests/tcg/s390x/Makefile.target index e280c8c280..a6062b5c07 100644 --- a/tests/tcg/s390x/Makefile.target +++ b/tests/tcg/s390x/Makefile.target @@ -60,6 +60,7 @@ Z13_TESTS+=lcbb Z13_TESTS+=locfhr Z13_TESTS+=vcksm Z13_TESTS+=vstl +Z13_TESTS+=vrep $(Z13_TESTS): CFLAGS+=-march=z13 -O2 TESTS+=$(Z13_TESTS)