From patchwork Tue Jun 6 05:56:12 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Huth X-Patchwork-Id: 1790802 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@legolas.ozlabs.org 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=) 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=hryitKvl; dkim-atps=neutral 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 4Qb0Fb4KWgz20Q8 for ; Tue, 6 Jun 2023 16:00:35 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q6PgX-0004r5-Vr; Tue, 06 Jun 2023 01:56:50 -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 1q6PgU-0004pT-5n for qemu-devel@nongnu.org; Tue, 06 Jun 2023 01:56:46 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1q6PgS-00049S-Od for qemu-devel@nongnu.org; Tue, 06 Jun 2023 01:56:45 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1686031004; 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=oHRTL85XxJgPRvE/Ju5GyJ2XKuGglMdx9+z41yApVOM=; b=hryitKvlvoaHUQG8qXEsVGLlc4sGic096pqmURpYZfSy9nk1n61GMyATca1vvGd+snMQ4C roLhiBrOlDGDxBQMpsjRDnllVT9AWNJ0AleMwy48UJx/HaAhZkc3L3OZcZWJtx01EYPsKx 3E5ORW+o2vf96GhsCvBNM2ZLqMDO3IU= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-394-qrDlsnTMN-ycycoVnZJsdg-1; Tue, 06 Jun 2023 01:56:39 -0400 X-MC-Unique: qrDlsnTMN-ycycoVnZJsdg-1 Received: from smtp.corp.redhat.com (int-mx06.intmail.prod.int.rdu2.redhat.com [10.11.54.6]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id C7A3085A5A8; Tue, 6 Jun 2023 05:56:38 +0000 (UTC) Received: from thuth.com (unknown [10.39.192.52]) by smtp.corp.redhat.com (Postfix) with ESMTP id 98D9A2166B25; Tue, 6 Jun 2023 05:56:37 +0000 (UTC) From: Thomas Huth To: qemu-devel@nongnu.org, Richard Henderson Cc: Ilya Leoshkevich , qemu-stable@nongnu.org, David Hildenbrand Subject: [PULL 09/18] tests/tcg/s390x: Test MXDB and MXDBR Date: Tue, 6 Jun 2023 07:56:12 +0200 Message-Id: <20230606055621.523175-10-thuth@redhat.com> In-Reply-To: <20230606055621.523175-1-thuth@redhat.com> References: <20230606055621.523175-1-thuth@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.6 Received-SPF: pass client-ip=170.10.133.124; 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, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=unavailable 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. Cc: qemu-stable@nongnu.org Signed-off-by: Ilya Leoshkevich Message-Id: <20230601223027.795501-3-iii@linux.ibm.com> Acked-by: David Hildenbrand Signed-off-by: Thomas Huth --- tests/tcg/s390x/mxdb.c | 30 ++++++++++++++++++++++++++++++ tests/tcg/s390x/Makefile.target | 1 + 2 files changed, 31 insertions(+) create mode 100644 tests/tcg/s390x/mxdb.c diff --git a/tests/tcg/s390x/mxdb.c b/tests/tcg/s390x/mxdb.c new file mode 100644 index 0000000000..ae922559d3 --- /dev/null +++ b/tests/tcg/s390x/mxdb.c @@ -0,0 +1,30 @@ +/* + * Test the MXDB and MXDBR instructions. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#include +#include + +int main(void) +{ + union { + double d[2]; + long double ld; + } a; + double b; + + a.d[0] = 1.2345; + a.d[1] = 999; + b = 6.789; + asm("mxdb %[a],%[b]" : [a] "+f" (a.ld) : [b] "R" (b)); + assert(a.ld > 8.38 && a.ld < 8.39); + + a.d[0] = 1.2345; + a.d[1] = 999; + b = 6.789; + asm("mxdbr %[a],%[b]" : [a] "+f" (a.ld) : [b] "f" (b)); + assert(a.ld > 8.38 && a.ld < 8.39); + + return EXIT_SUCCESS; +} diff --git a/tests/tcg/s390x/Makefile.target b/tests/tcg/s390x/Makefile.target index a2a15c4a23..85abfbb98c 100644 --- a/tests/tcg/s390x/Makefile.target +++ b/tests/tcg/s390x/Makefile.target @@ -35,6 +35,7 @@ TESTS+=chrl TESTS+=rxsbg TESTS+=ex-relative-long TESTS+=ex-branch +TESTS+=mxdb cdsg: CFLAGS+=-pthread cdsg: LDFLAGS+=-pthread