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none X-Spamd-Result: default: False [-0.60 / 50.00]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain]; TO_DN_NONE(0.00)[]; RCPT_COUNT_ONE(0.00)[1]; MISSING_MID(2.50)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FUZZY_BLOCKED(0.00)[rspamd.com]; RCVD_COUNT_ZERO(0.00)[0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; BAYES_HAM(-3.00)[99.99%] X-Spam-Level: X-Spam-Score: -0.60 X-Spam-Status: No, score=-10.6 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, MISSING_MID, 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+ouuuleilei=gmail.com@gcc.gnu.org Message-Id: <20240215143825.D8F90386483B@sourceware.org> X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1790976098701966182 X-GMAIL-MSGID: 1790976098701966182 The following fixes the omission of failing to look at pattern stmts when we need to dissolve SLP only groups. Bootstrapped and tested on x86-64-unknown-linux-gnu, pushed. PR tree-optimization/111156 * tree-vect-loop.cc (vect_dissolve_slp_only_groups): Look at the pattern stmt if any. --- gcc/tree-vect-loop.cc | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/gcc/tree-vect-loop.cc b/gcc/tree-vect-loop.cc index 9e26b09504d..5a5865c42fc 100644 --- a/gcc/tree-vect-loop.cc +++ b/gcc/tree-vect-loop.cc @@ -2551,7 +2551,8 @@ vect_dissolve_slp_only_groups (loop_vec_info loop_vinfo) FOR_EACH_VEC_ELT (datarefs, i, dr) { gcc_assert (DR_REF (dr)); - stmt_vec_info stmt_info = loop_vinfo->lookup_stmt (DR_STMT (dr)); + stmt_vec_info stmt_info + = vect_stmt_to_vectorize (loop_vinfo->lookup_stmt (DR_STMT (dr))); /* Check if the load is a part of an interleaving chain. */ if (STMT_VINFO_GROUPED_ACCESS (stmt_info))