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Wed, 8 May 2024 06:33:23 GMT Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 91B092004B; Wed, 8 May 2024 06:33:21 +0000 (GMT) Received: from smtpav06.fra02v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 1E21620040; Wed, 8 May 2024 06:33:20 +0000 (GMT) Received: from [9.200.57.36] (unknown [9.200.57.36]) by smtpav06.fra02v.mail.ibm.com (Postfix) with ESMTP; Wed, 8 May 2024 06:33:19 +0000 (GMT) Message-ID: <8307d7b0-638e-10b6-fbdd-9da1809b1dd0@linux.ibm.com> Date: Wed, 8 May 2024 14:33:18 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.15.1 Content-Language: en-US To: GCC Patches Cc: Segher Boessenkool , David Edelsohn , Peter Bergner From: "Kewen.Lin" Subject: [PATCH] rs6000: Remove useless entries in rreg X-TM-AS-GCONF: 00 X-Proofpoint-GUID: Psz-cYwdDTX4XxFDjrJzGp8uh7Jjaheh X-Proofpoint-ORIG-GUID: -rnBCo1vH_vWlGB-OAKr32MpI4ng2xki X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.293,Aquarius:18.0.1039,Hydra:6.0.650,FMLib:17.11.176.26 definitions=2024-05-08_02,2024-05-08_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 clxscore=1015 priorityscore=1501 impostorscore=0 lowpriorityscore=0 phishscore=0 adultscore=0 mlxlogscore=847 mlxscore=0 suspectscore=0 bulkscore=0 spamscore=0 malwarescore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2405010000 definitions=main-2405080047 X-Spam-Status: No, score=-12.0 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org Hi, When I was working on a trial patch to get rid of TFmode, I noticed that mode attribute rreg only gets used for mode iterator SFDF, it means that only SF and DF key-value pairs are useful, the other are useless, so this patch is to clean up them. Bootstrapped and regtested on powerpc64-linux-gnu P8/P9 and powerpc64le-linux-gnu P9 and P10. I'm going to push this soon if no objections. BR, Kewen ----- gcc/ChangeLog: * config/rs6000/rs6000.md (mode attribute rreg): Remove useless entries with modes TF, TD, V4SF and V2DF. --- gcc/config/rs6000/rs6000.md | 6 +----- 1 file changed, 1 insertion(+), 5 deletions(-) -- 2.39.1 diff --git a/gcc/config/rs6000/rs6000.md b/gcc/config/rs6000/rs6000.md index bc8bc6ab060..4b70b50edca 100644 --- a/gcc/config/rs6000/rs6000.md +++ b/gcc/config/rs6000/rs6000.md @@ -725,11 +725,7 @@ (define_mode_attr ptrm [(SI "m") (DI "Y")]) (define_mode_attr rreg [(SF "f") - (DF "wa") - (TF "f") - (TD "f") - (V4SF "wa") - (V2DF "wa")]) + (DF "wa")]) (define_mode_attr rreg2 [(SF "f") (DF "d")])