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Tue, 15 Feb 2022 17:49:46 GMT Received: from b01cxnp23034.gho.pok.ibm.com (b01cxnp23034.gho.pok.ibm.com [9.57.198.29]) by ppma01dal.us.ibm.com with ESMTP id 3e64hc5j5p-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 15 Feb 2022 17:49:46 +0000 Received: from b01ledav005.gho.pok.ibm.com (b01ledav005.gho.pok.ibm.com [9.57.199.110]) by b01cxnp23034.gho.pok.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 21FHniSW34799960 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 15 Feb 2022 17:49:44 GMT Received: from b01ledav005.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id EE153AE05C; Tue, 15 Feb 2022 17:49:43 +0000 (GMT) Received: from b01ledav005.gho.pok.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 5AD11AE062; Tue, 15 Feb 2022 17:49:43 +0000 (GMT) Received: from toto.the-meissners.org (unknown [9.77.136.59]) by b01ledav005.gho.pok.ibm.com (Postfix) with ESMTPS; Tue, 15 Feb 2022 17:49:43 +0000 (GMT) Date: Tue, 15 Feb 2022 12:49:41 -0500 To: gcc-patches@gcc.gnu.org, Michael Meissner , Segher Boessenkool , David Edelsohn , Bill Schmidt , Peter Bergner , Will Schmidt Subject: [PATCH], PR target/99708 - Define __SIZEOF_FLOAT128__ and __SIZEOF_IBM128__ Message-ID: Mail-Followup-To: Michael Meissner , gcc-patches@gcc.gnu.org, Segher Boessenkool , David Edelsohn , Bill Schmidt , Peter Bergner , Will Schmidt MIME-Version: 1.0 Content-Disposition: inline X-TM-AS-GCONF: 00 X-Proofpoint-ORIG-GUID: JLN7USgNcL3g2XhJtFEeNe2YIRjN8mtQ X-Proofpoint-GUID: tdDVXUDYYl9RlfsN8pra8ty1_oqiE6Ta X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.816,Hydra:6.0.425,FMLib:17.11.62.513 definitions=2022-02-15_04,2022-02-14_04,2021-12-02_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 malwarescore=0 spamscore=0 mlxlogscore=936 bulkscore=0 adultscore=0 suspectscore=0 priorityscore=1501 phishscore=0 clxscore=1015 lowpriorityscore=0 impostorscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2201110000 definitions=main-2202150101 X-Spam-Status: No, score=-10.5 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_EF, GIT_PATCH_0, KAM_MANYTO, KAM_SHORT, RCVD_IN_MSPIKE_H5, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.4 X-Spam-Checker-Version: SpamAssassin 3.4.4 (2020-01-24) 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: Michael Meissner via Gcc-patches From: Michael Meissner Reply-To: Michael Meissner Errors-To: gcc-patches-bounces+patchwork=sourceware.org@gcc.gnu.org Sender: "Gcc-patches" Define __SIZEOF_FLOAT128__ and __SIZEOF_IBM128__. Define the sizes of the PowerPC specific types __float128 and __ibm128 if those types are enabled. I tested this on a little endian power9 system and there were no regressions. Can I check this into the trunk, and after a burn-in period, can I check this into the GCC 10 and 11 branches? 2022-02-15 Michael Meissner gcc/ PR target/99708 * config/rs6000/rs6000-c.cc (rs6000_target_modify_macros): Define __SIZEOF_FLOAT128__ and __SIZEOF_IBM128__ if we have float128 support. gcc/testsuite/ PR target/99708 * gcc.target/powerpc/pr99708.c: New test. --- gcc/config/rs6000/rs6000-c.cc | 12 ++++++++++-- gcc/testsuite/gcc.target/powerpc/pr99708.c | 21 +++++++++++++++++++++ 2 files changed, 31 insertions(+), 2 deletions(-) create mode 100644 gcc/testsuite/gcc.target/powerpc/pr99708.c diff --git a/gcc/config/rs6000/rs6000-c.cc b/gcc/config/rs6000/rs6000-c.cc index 15251efc209..b5f771d1308 100644 --- a/gcc/config/rs6000/rs6000-c.cc +++ b/gcc/config/rs6000/rs6000-c.cc @@ -581,9 +581,17 @@ rs6000_target_modify_macros (bool define_p, HOST_WIDE_INT flags, { rs6000_define_or_undefine_macro (define_p, "__FLOAT128__"); if (define_p) - rs6000_define_or_undefine_macro (true, "__float128=__ieee128"); + { + rs6000_define_or_undefine_macro (true, "__float128=__ieee128"); + rs6000_define_or_undefine_macro (true, "__SIZEOF_FLOAT128__=16"); + rs6000_define_or_undefine_macro (true, "__SIZEOF_IBM128__=16"); + } else - rs6000_define_or_undefine_macro (false, "__float128"); + { + rs6000_define_or_undefine_macro (false, "__float128"); + rs6000_define_or_undefine_macro (false, "__SIZEOF_FLOAT128__"); + rs6000_define_or_undefine_macro (false, "__SIZEOF_IBM128__"); + } } /* OPTION_MASK_FLOAT128_HARDWARE can be turned on if -mcpu=power9 is used or via the target attribute/pragma. */ diff --git a/gcc/testsuite/gcc.target/powerpc/pr99708.c b/gcc/testsuite/gcc.target/powerpc/pr99708.c new file mode 100644 index 00000000000..d478f7bc4c0 --- /dev/null +++ b/gcc/testsuite/gcc.target/powerpc/pr99708.c @@ -0,0 +1,21 @@ +/* { dg-do run } */ +/* { require-effective-target ppc_float128_sw } */ +/* { dg-options "-O2 -mvsx -mfloat128" } */ + +/* + * PR target/99708 + * + * Verify that __SIZEOF_FLOAT128__ and __SIZEOF_IBM128__ are properly defined. + */ + +#include + +int main (void) +{ + if (__SIZEOF_FLOAT128__ != sizeof (__float128) + || __SIZEOF_IBM128__ != sizeof (__ibm128)) + abort (); + + return 0; +} +