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bh=1gKAXEgra0HgR6HbcyPx5/kEbB9cmaWV7cNn3wXt68Q=; b=gSXj+3Wdgp/zkWKqWM3z1IEQd5HVWJWPPnQv+ZoKYrdKI1nfIq8DwPlCTR8J50hdTYycVE qlMn5uDXJN0i9vRnFYd9AP7IWoEha21GYBwLYojo9Sl9caHzJ4Xwy4APW0d42Gk78E+Ifi d9AVzgx6w7wdNVhy23AOq1T5OaUB2H4= X-MC-Unique: qgduR8boOLuuFpNW7hEr8Q-1 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 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.1 on 10.11.54.9 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+importer2=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: -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+importer2=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer2=patchew.org@nongnu.org X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1690217770907100003 Content-Type: text/plain; charset="utf-8" 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 =3D 1E+300; + long long r1; + int cc; + + feclearexcept(FE_ALL_EXCEPT); + asm("cgebra %[r1],%[m3],%[r2],%[m4]\n" + "ipm %[cc]\n" + : [r1] "=3Dr" (r1) + , [cc] "=3Dr" (cc) + : [m3] "i" (5) /* round toward 0 */ + , [r2] "f" (r2) + , [m4] "i" (8) /* bit 0 is set, but must be ignored; XxC is not se= t */ + : "cc"); + cc >>=3D 28; + + assert(r1 =3D=3D 0x7fffffffffffffffLL); + assert(cc =3D=3D 3); + assert(fetestexcept(FE_ALL_EXCEPT) =3D=3D (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 =3D -1; + long long r1; + int cc; + + feclearexcept(FE_ALL_EXCEPT); + asm("clgebr %[r1],%[m3],%[r2],%[m4]\n" + "ipm %[cc]\n" + : [r1] "=3Dr" (r1) + , [cc] "=3Dr" (cc) + : [m3] "i" (5) /* round toward 0 */ + , [r2] "f" (r2) + , [m4] "i" (8) /* bit 0 is set, but must be ignored; XxC is not se= t */ + : "cc"); + cc >>=3D 28; + + assert(r1 =3D=3D 0); + assert(cc =3D=3D 3); + assert(fetestexcept(FE_ALL_EXCEPT) =3D=3D (FE_INVALID | FE_INEXACT)); + + return EXIT_SUCCESS; +} diff --git a/tests/tcg/s390x/Makefile.target b/tests/tcg/s390x/Makefile.tar= get index 19fbbc6e53..71bf39b78d 100644 --- a/tests/tcg/s390x/Makefile.target +++ b/tests/tcg/s390x/Makefile.target @@ -39,12 +39,17 @@ TESTS+=3Dmxdb TESTS+=3Depsw TESTS+=3Dlarl TESTS+=3Dmdeb +TESTS+=3Dcgebra +TESTS+=3Dclgebr =20 cdsg: CFLAGS+=3D-pthread cdsg: LDFLAGS+=3D-pthread =20 rxsbg: CFLAGS+=3D-O2 =20 +cgebra: LDFLAGS+=3D-lm +clgebr: LDFLAGS+=3D-lm + include $(S390X_SRC)/pgm-specification.mak $(PGM_SPECIFICATION_TESTS): pgm-specification-user.o $(PGM_SPECIFICATION_TESTS): LDFLAGS+=3Dpgm-specification-user.o --=20 2.39.3