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Mon, 26 Apr 2021 01:50:38 +0000 Received: from b01ledav006.gho.pok.ibm.com (b01ledav006.gho.pok.ibm.com [9.57.199.111]) by b01cxnp22034.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 13Q1oc8I39846330 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 26 Apr 2021 01:50:38 GMT Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id F0C5DAC05F; Mon, 26 Apr 2021 01:50:37 +0000 (GMT) Received: from b01ledav006.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id CDEB0AC05E; Mon, 26 Apr 2021 01:50:37 +0000 (GMT) Received: from localhost (unknown [9.40.194.84]) by b01ledav006.gho.pok.ibm.com (Postfix) with ESMTP; Mon, 26 Apr 2021 01:50:37 +0000 (GMT) To: gcc-patches@gcc.gnu.org Subject: [PATCH 4/4] rs6000: Add ROP tests Date: Sun, 25 Apr 2021 20:50:18 -0500 Message-Id: <4adcb20b3d2d578fe6f34a9b5cd400f9999b54f5.1619400506.git.wschmidt@linux.ibm.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: References: In-Reply-To: References: X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: aJUXHSyzhzW2P2fxS2AKLioT0q1NOksp X-Proofpoint-GUID: dhnyMA6-fY9xr93cH04Myv9QE67kY_Zk X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.391, 18.0.761 definitions=2021-04-25_11:2021-04-23, 2021-04-25 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 priorityscore=1501 lowpriorityscore=0 phishscore=0 spamscore=0 mlxlogscore=804 malwarescore=0 bulkscore=0 adultscore=0 mlxscore=0 impostorscore=0 suspectscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2104060000 definitions=main-2104260006 X-Spam-Status: No, score=-10.4 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_DNSWL_LOW, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Bill Schmidt via Gcc-patches From: Bill Schmidt Reply-To: Bill Schmidt Cc: dje.gcc@gmail.com, segher@kernel.crashing.org Errors-To: gcc-patches-bounces@gcc.gnu.org Sender: "Gcc-patches" 2021-03-25 Bill Schmidt gcc/testsuite/ * gcc.target/powerpc/rop-1.c: New. * gcc.target/powerpc/rop-2.c: New. * gcc.target/powerpc/rop-3.c: New. * gcc.target/powerpc/rop-4.c: New. * gcc.target/powerpc/rop-5.c: New. --- gcc/testsuite/gcc.target/powerpc/rop-1.c | 16 ++++++++++++++++ gcc/testsuite/gcc.target/powerpc/rop-2.c | 16 ++++++++++++++++ gcc/testsuite/gcc.target/powerpc/rop-3.c | 19 +++++++++++++++++++ gcc/testsuite/gcc.target/powerpc/rop-4.c | 14 ++++++++++++++ gcc/testsuite/gcc.target/powerpc/rop-5.c | 17 +++++++++++++++++ 5 files changed, 82 insertions(+) create mode 100644 gcc/testsuite/gcc.target/powerpc/rop-1.c create mode 100644 gcc/testsuite/gcc.target/powerpc/rop-2.c create mode 100644 gcc/testsuite/gcc.target/powerpc/rop-3.c create mode 100644 gcc/testsuite/gcc.target/powerpc/rop-4.c create mode 100644 gcc/testsuite/gcc.target/powerpc/rop-5.c diff --git a/gcc/testsuite/gcc.target/powerpc/rop-1.c b/gcc/testsuite/gcc.target/powerpc/rop-1.c new file mode 100644 index 00000000000..cf8e2b01dda --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/rop-1.c @@ -0,0 +1,16 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -mdejagnu-cpu=power10 -mrop-protect" } */ + +/* Verify that ROP-protect instructions are inserted when a + call is present. */ + +extern void foo (void); + +int bar () +{ + foo (); + return 5; +} + +/* { dg-final { scan-assembler {\mhashst\M} } } */ +/* { dg-final { scan-assembler {\mhashchk\M} } } */ diff --git a/gcc/testsuite/gcc.target/powerpc/rop-2.c b/gcc/testsuite/gcc.target/powerpc/rop-2.c new file mode 100644 index 00000000000..dde403b0ef5 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/rop-2.c @@ -0,0 +1,16 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -mdejagnu-cpu=power10 -mrop-protect -mprivileged" } */ + +/* Verify that privileged ROP-protect instructions are inserted when a + call is present. */ + +extern void foo (void); + +int bar () +{ + foo (); + return 5; +} + +/* { dg-final { scan-assembler {\mhashstp\M} } } */ +/* { dg-final { scan-assembler {\mhashchkp\M} } } */ diff --git a/gcc/testsuite/gcc.target/powerpc/rop-3.c b/gcc/testsuite/gcc.target/powerpc/rop-3.c new file mode 100644 index 00000000000..054f94fda99 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/rop-3.c @@ -0,0 +1,19 @@ +/* { dg-do run { target { power10_hw } } } */ +/* { dg-require-effective-target power10_ok } */ +/* { dg-require-effective-target powerpc_elfv2 } */ +/* { dg-options "-O2 -mdejagnu-cpu=power10 -mrop-protect" } */ + +/* Verify that ROP-protect instructions execute correctly when a + call is present. */ + +void __attribute__((noinline)) foo () +{ + asm (""); +} + +int main () +{ + foo (); + return 0; +} + diff --git a/gcc/testsuite/gcc.target/powerpc/rop-4.c b/gcc/testsuite/gcc.target/powerpc/rop-4.c new file mode 100644 index 00000000000..e2be8b2c035 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/rop-4.c @@ -0,0 +1,14 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -mdejagnu-cpu=power10 -mrop-protect" } */ + +/* Verify that no ROP-protect instructions are inserted when no + call is present. */ + + +int bar () +{ + return 5; +} + +/* { dg-final { scan-assembler-not {\mhashst\M} } } */ +/* { dg-final { scan-assembler-not {\mhashchk\M} } } */ diff --git a/gcc/testsuite/gcc.target/powerpc/rop-5.c b/gcc/testsuite/gcc.target/powerpc/rop-5.c new file mode 100644 index 00000000000..b759fa59979 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/rop-5.c @@ -0,0 +1,17 @@ +/* { dg-do run { target { power10_hw } } } */ +/* { dg-require-effective-target power10_ok } */ +/* { dg-require-effective-target powerpc_elfv2 } */ +/* { dg-options "-O2 -mdejagnu-cpu=power10 -mrop-protect" } */ + +/* Verify that __ROP_PROTECT__ is predefined for -mrop-protect. */ + +extern void abort (void); + +int main () +{ +#ifndef __ROP_PROTECT__ + abort (); +#endif + return 0; +} +