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Thu, 18 Jan 2024 06:09:41 +0000 (GMT) Message-ID: <4b7cc8a3-9ba3-3166-cfa3-96343c23c0df@linux.ibm.com> Date: Thu, 18 Jan 2024 14:09:39 +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: [committed] testsuite, rs6000: Adjust fold-vec-extract-char.p7.c [PR111850] X-TM-AS-GCONF: 00 X-Proofpoint-GUID: PRvIm0jBNPFGqx_DaljIAu8lzulECzJf X-Proofpoint-ORIG-GUID: u7nssekKKMzlT6w_nsyaZiNMSfb4R2XT X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.272,Aquarius:18.0.997,Hydra:6.0.619,FMLib:17.11.176.26 definitions=2024-01-18_02,2024-01-17_01,2023-05-22_02 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 suspectscore=0 spamscore=0 malwarescore=0 lowpriorityscore=0 mlxlogscore=986 priorityscore=1501 phishscore=0 adultscore=0 clxscore=1015 mlxscore=0 impostorscore=0 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2311290000 definitions=main-2401180040 X-Spam-Status: No, score=-12.0 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_EF, GIT_PATCH_0, KAM_SHORT, RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP, T_SCC_BODY_TEXT_LINE 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+patchwork=sourceware.org@gcc.gnu.org Hi, As PR101169 comment #c4 shows, previously the addi count update on fold-vec-extract-char.p7.c covered a sub-optimal code gen issue. On trunk, pass fold-mem-offsets helps to recover the best code sequence, so this patch is to revert the count back to the original which matches the optimal addi count. Tested well on powerpc64-linux-gnu P8/P9, powerpc64le-linux-gnu P9/P10 and powerpc-ibm-aix. Pushed as r14-8201. PR testsuite/111850 gcc/testsuite/ChangeLog: * gcc.target/powerpc/fold-vec-extract-char.p7.c: Update the checking count of addi to 6. --- gcc/testsuite/gcc.target/powerpc/fold-vec-extract-char.p7.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) -- 2.34.1 diff --git a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-char.p7.c b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-char.p7.c index 29a8aa84db2..42599c214e4 100644 --- a/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-char.p7.c +++ b/gcc/testsuite/gcc.target/powerpc/fold-vec-extract-char.p7.c @@ -11,7 +11,7 @@ /* one extsb (extend sign-bit) instruction generated for each test against unsigned types */ -/* { dg-final { scan-assembler-times {\maddi\M} 9 } } */ +/* { dg-final { scan-assembler-times {\maddi\M} 6 } } */ /* { dg-final { scan-assembler-times {\mli\M} 6 } } */ /* { dg-final { scan-assembler-times {\mstxvw4x\M|\mstvx\M|\mstxv\M} 6 } } */ /* -m32 target uses rlwinm in place of rldicl. */