From patchwork Mon Jul 24 16:53:41 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Thomas Huth X-Patchwork-Id: 1811934 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=gSXj+3Wd; 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 4R8mWt3PkBz1yZw for ; Tue, 25 Jul 2023 02:56:10 +1000 (AEST) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qNyp7-0001Js-3x; Mon, 24 Jul 2023 12:54:17 -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 1qNyoz-0001G3-S8 for qemu-devel@nongnu.org; Mon, 24 Jul 2023 12:54:10 -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 1qNyox-0006ve-NN for qemu-devel@nongnu.org; Mon, 24 Jul 2023 12:54:09 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1690217647; 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=1gKAXEgra0HgR6HbcyPx5/kEbB9cmaWV7cNn3wXt68Q=; b=gSXj+3Wdgp/zkWKqWM3z1IEQd5HVWJWPPnQv+ZoKYrdKI1nfIq8DwPlCTR8J50hdTYycVE qlMn5uDXJN0i9vRnFYd9AP7IWoEha21GYBwLYojo9Sl9caHzJ4Xwy4APW0d42Gk78E+Ifi d9AVzgx6w7wdNVhy23AOq1T5OaUB2H4= 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-378-qgduR8boOLuuFpNW7hEr8Q-1; Mon, 24 Jul 2023 12:54:03 -0400 X-MC-Unique: qgduR8boOLuuFpNW7hEr8Q-1 Received: from smtp.corp.redhat.com (int-mx09.intmail.prod.int.rdu2.redhat.com [10.11.54.9]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 33956881B27; Mon, 24 Jul 2023 16:54:03 +0000 (UTC) Received: from thuth.com (unknown [10.39.192.60]) by smtp.corp.redhat.com (Postfix) with ESMTP id 65CEB492CAC; Mon, 24 Jul 2023 16:54:02 +0000 (UTC) From: Thomas Huth To: qemu-devel@nongnu.org Cc: Peter Maydell , Ilya Leoshkevich Subject: [PULL 08/16] tests/tcg/s390x: Test CLGEBR and CGEBRA Date: Mon, 24 Jul 2023 18:53:41 +0200 Message-Id: <20230724165349.55714-9-thuth@redhat.com> In-Reply-To: <20230724165349.55714-1-thuth@redhat.com> References: <20230724165349.55714-1-thuth@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.9 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, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 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. Tested-by: Thomas Huth Signed-off-by: Ilya Leoshkevich Message-Id: <20230724082032.66864-10-iii@linux.ibm.com> Signed-off-by: Thomas Huth --- tests/tcg/s390x/cgebra.c | 32 ++++++++++++++++++++++++++++++++ tests/tcg/s390x/clgebr.c | 32 ++++++++++++++++++++++++++++++++ tests/tcg/s390x/Makefile.target | 5 +++++ 3 files changed, 69 insertions(+) create mode 100644 tests/tcg/s390x/cgebra.c create mode 100644 tests/tcg/s390x/clgebr.c diff --git a/tests/tcg/s390x/cgebra.c b/tests/tcg/s390x/cgebra.c new file mode 100644 index 0000000000..f91e10d2d3 --- /dev/null +++ b/tests/tcg/s390x/cgebra.c @@ -0,0 +1,32 @@ +/* + * Test the CGEBRA instruction. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#include +#include +#include + +int main(void) +{ + float r2 = 1E+300; + long long r1; + int cc; + + feclearexcept(FE_ALL_EXCEPT); + asm("cgebra %[r1],%[m3],%[r2],%[m4]\n" + "ipm %[cc]\n" + : [r1] "=r" (r1) + , [cc] "=r" (cc) + : [m3] "i" (5) /* round toward 0 */ + , [r2] "f" (r2) + , [m4] "i" (8) /* bit 0 is set, but must be ignored; XxC is not set */ + : "cc"); + cc >>= 28; + + assert(r1 == 0x7fffffffffffffffLL); + assert(cc == 3); + assert(fetestexcept(FE_ALL_EXCEPT) == (FE_INVALID | FE_INEXACT)); + + return EXIT_SUCCESS; +} diff --git a/tests/tcg/s390x/clgebr.c b/tests/tcg/s390x/clgebr.c new file mode 100644 index 0000000000..d491899b56 --- /dev/null +++ b/tests/tcg/s390x/clgebr.c @@ -0,0 +1,32 @@ +/* + * Test the CLGEBR instruction. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#include +#include +#include + +int main(void) +{ + float r2 = -1; + long long r1; + int cc; + + feclearexcept(FE_ALL_EXCEPT); + asm("clgebr %[r1],%[m3],%[r2],%[m4]\n" + "ipm %[cc]\n" + : [r1] "=r" (r1) + , [cc] "=r" (cc) + : [m3] "i" (5) /* round toward 0 */ + , [r2] "f" (r2) + , [m4] "i" (8) /* bit 0 is set, but must be ignored; XxC is not set */ + : "cc"); + cc >>= 28; + + assert(r1 == 0); + assert(cc == 3); + assert(fetestexcept(FE_ALL_EXCEPT) == (FE_INVALID | FE_INEXACT)); + + return EXIT_SUCCESS; +} diff --git a/tests/tcg/s390x/Makefile.target b/tests/tcg/s390x/Makefile.target index 19fbbc6e53..71bf39b78d 100644 --- a/tests/tcg/s390x/Makefile.target +++ b/tests/tcg/s390x/Makefile.target @@ -39,12 +39,17 @@ TESTS+=mxdb TESTS+=epsw TESTS+=larl TESTS+=mdeb +TESTS+=cgebra +TESTS+=clgebr cdsg: CFLAGS+=-pthread cdsg: LDFLAGS+=-pthread rxsbg: CFLAGS+=-O2 +cgebra: LDFLAGS+=-lm +clgebr: LDFLAGS+=-lm + include $(S390X_SRC)/pgm-specification.mak $(PGM_SPECIFICATION_TESTS): pgm-specification-user.o $(PGM_SPECIFICATION_TESTS): LDFLAGS+=pgm-specification-user.o