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bh=fQad4yDRCpcNWWrgW2CP+Bi/GxO2s1Bcd/pkAeD9COM=; b=GbI+7sl2ykErZ+Spwb4FA3QXCV63MrjlZIbFeMNC++cyjDBXOZTyDvkH0BLqD+Sz9UmVlC EznQyGJOmBTp7umYAOPQwtSqvX8zql1m8Jwqv04p+uKTSNIEGwWTkcWNHbBowKwSOG0YNs rGwtvFlhfpZJgLYWvBHcF+szegYHt4g= X-MC-Unique: 37hoxWSQN8aL8lJewkfdPA-1 From: Thomas Huth To: qemu-devel@nongnu.org Cc: Peter Maydell , Ilya Leoshkevich Subject: [PULL 16/17] tests/tcg/s390x: Test LOAD ADDRESS EXTENDED Date: Thu, 11 Jan 2024 18:00:45 +0100 Message-ID: <20240111170047.909117-17-thuth@redhat.com> In-Reply-To: <20240111170047.909117-1-thuth@redhat.com> References: <20240111170047.909117-1-thuth@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.4.1 on 10.11.54.5 Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; 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: -45 X-Spam_score: -4.6 X-Spam_bar: ---- X-Spam_report: (-4.6 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-2.467, 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_H3=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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1704992554654100005 Content-Type: text/plain; charset="utf-8" From: Ilya Leoshkevich Add a small test to prevent regressions. Userspace runs in primary mode, so LAE should always set the access register to 0. Signed-off-by: Ilya Leoshkevich Message-ID: <20240111092328.929421-3-iii@linux.ibm.com> Reviewed-by: Thomas Huth Signed-off-by: Thomas Huth --- tests/tcg/s390x/lae.c | 31 +++++++++++++++++++++++++++++++ tests/tcg/s390x/Makefile.target | 1 + 2 files changed, 32 insertions(+) create mode 100644 tests/tcg/s390x/lae.c diff --git a/tests/tcg/s390x/lae.c b/tests/tcg/s390x/lae.c new file mode 100644 index 0000000000..59712b5e37 --- /dev/null +++ b/tests/tcg/s390x/lae.c @@ -0,0 +1,31 @@ +/* + * Test the LOAD ADDRESS EXTENDED instruction. + * + * SPDX-License-Identifier: GPL-2.0-or-later + */ +#include +#include + +int main(void) +{ + unsigned long long ar =3D -1, b2 =3D 100000, r, x2 =3D 500; + /* + * Hardcode the register number, since clang does not allow using %rN = in + * place of %aN. + */ + register unsigned long long r2 __asm__("2"); + int tmp; + + asm("ear %[tmp],%%a2\n" + "lae %%r2,42(%[x2],%[b2])\n" + "ear %[ar],%%a2\n" + "sar %%a2,%[tmp]" + : [tmp] "=3D&r" (tmp), "=3D&r" (r2), [ar] "+r" (ar) + : [b2] "r" (b2), [x2] "r" (x2) + : "memory"); + r =3D r2; + assert(ar =3D=3D 0xffffffff00000000ULL); + assert(r =3D=3D 100542); + + return EXIT_SUCCESS; +} diff --git a/tests/tcg/s390x/Makefile.target b/tests/tcg/s390x/Makefile.tar= get index 0e670f3f8b..30994dcf9c 100644 --- a/tests/tcg/s390x/Makefile.target +++ b/tests/tcg/s390x/Makefile.target @@ -44,6 +44,7 @@ TESTS+=3Dclgebr TESTS+=3Dclc TESTS+=3Dlaalg TESTS+=3Dadd-logical-with-carry +TESTS+=3Dlae =20 cdsg: CFLAGS+=3D-pthread cdsg: LDFLAGS+=3D-pthread --=20 2.43.0