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Tue, 4 Jul 2023 08:15:34 +0000 (GMT) Received: from smtpav05.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 4632B20049; Tue, 4 Jul 2023 08:15:34 +0000 (GMT) Received: from heavy.boeblingen.de.ibm.com (unknown [9.179.30.217]) by smtpav05.fra02v.mail.ibm.com (Postfix) with ESMTP; Tue, 4 Jul 2023 08:15:34 +0000 (GMT) From: Ilya Leoshkevich To: Laurent Vivier , Richard Henderson , David Hildenbrand Cc: Thomas Huth , qemu-devel@nongnu.org, qemu-s390x@nongnu.org, Ilya Leoshkevich Subject: [PATCH v2 08/12] tests/tcg/s390x: Test EPSW Date: Tue, 4 Jul 2023 10:12:32 +0200 Message-ID: <20230704081506.276055-9-iii@linux.ibm.com> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230704081506.276055-1-iii@linux.ibm.com> References: <20230704081506.276055-1-iii@linux.ibm.com> MIME-Version: 1.0 X-TM-AS-GCONF: 00 X-Proofpoint-GUID: 1CAzHQLA7JHsfJ2S0DYYwX1V2O3dnQxs X-Proofpoint-ORIG-GUID: Rc-rAdyfkQLFCHt85GJASn59pmEog13r X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.254,Aquarius:18.0.957,Hydra:6.0.591,FMLib:17.11.176.26 definitions=2023-07-04_04,2023-06-30_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 adultscore=0 mlxscore=0 malwarescore=0 suspectscore=0 impostorscore=0 clxscore=1015 lowpriorityscore=0 spamscore=0 mlxlogscore=904 phishscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2305260000 definitions=main-2307040065 Received-SPF: pass client-ip=148.163.156.1; envelope-from=iii@linux.ibm.com; helo=mx0a-001b2d01.pphosted.com X-Spam_score_int: -19 X-Spam_score: -2.0 X-Spam_bar: -- X-Spam_report: (-2.0 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_MSPIKE_H5=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+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Add a small test to prevent regressions. Reviewed-by: David Hildenbrand Signed-off-by: Ilya Leoshkevich --- tests/tcg/s390x/Makefile.target | 1 + tests/tcg/s390x/epsw.c | 23 +++++++++++++++++++++++ 2 files changed, 24 insertions(+) create mode 100644 tests/tcg/s390x/epsw.c diff --git a/tests/tcg/s390x/Makefile.target b/tests/tcg/s390x/Makefile.target index 85abfbb98c0..2ef22c88d95 100644 --- a/tests/tcg/s390x/Makefile.target +++ b/tests/tcg/s390x/Makefile.target @@ -36,6 +36,7 @@ TESTS+=rxsbg TESTS+=ex-relative-long TESTS+=ex-branch TESTS+=mxdb +TESTS+=epsw cdsg: CFLAGS+=-pthread cdsg: LDFLAGS+=-pthread diff --git a/tests/tcg/s390x/epsw.c b/tests/tcg/s390x/epsw.c new file mode 100644 index 00000000000..affb1a5e3a1 --- /dev/null +++ b/tests/tcg/s390x/epsw.c @@ -0,0 +1,23 @@ +/* + * Test the EPSW instruction. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#include +#include + +int main(void) +{ + unsigned long r1 = 0x1234567887654321UL, r2 = 0x8765432112345678UL; + + asm("cr %[r1],%[r2]\n" /* cc = 1 */ + "epsw %[r1],%[r2]" + : [r1] "+r" (r1), [r2] "+r" (r2) : : "cc"); + + /* Do not check the R and RI bits. */ + r1 &= ~0x40000008UL; + assert(r1 == 0x1234567807051001UL); + assert(r2 == 0x8765432180000000UL); + + return EXIT_SUCCESS; +}