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none X-Spam-Score: 4.46 X-Spamd-Result: default: False [4.46 / 50.00]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-0.71)[-0.713]; 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]; NEURAL_SPAM_SHORT(2.79)[0.931]; FUZZY_BLOCKED(0.00)[rspamd.com]; RCVD_COUNT_ZERO(0.00)[0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; BAYES_HAM(-0.02)[54.27%] X-Spam-Flag: NO X-Spam-Status: No, score=-10.8 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: <20231213084617.687873860745@sourceware.org> X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: 1785155737817573762 X-GMAIL-MSGID: 1785155737817573762 The following avoids creating an unsupported VEC_PERM after vector lowering from the pattern merging a bit-insert from a bit-field-ref to a VEC_PERM. For the already existing s390 testcase we get TImode vectors which later ICE during attempted expansion of a vec_perm_const. Pushed accidentially before bootstrap / testing finished which is still ongoing on x86-64_unknown-linux-gnu. Will revert in the event that goes wrong (not expecting that). Richard. PR tree-optimization/112990 * match.pd (bit_insert @0 (BIT_FIELD_REF @1 ..) ..): Restrict to vector modes after lowering. --- gcc/match.pd | 2 ++ 1 file changed, 2 insertions(+) diff --git a/gcc/match.pd b/gcc/match.pd index 15bca217aaf..e3dcff5c29c 100644 --- a/gcc/match.pd +++ b/gcc/match.pd @@ -8505,6 +8505,8 @@ DEFINE_INT_AND_FLOAT_ROUND_FN (RINT) (simplify (bit_insert @0 (BIT_FIELD_REF@2 @1 @rsize @rpos) @ipos) (if (VECTOR_TYPE_P (type) + && (VECTOR_MODE_P (TYPE_MODE (type)) + || optimize_vectors_before_lowering_p ()) && types_match (@0, @1) && types_match (TREE_TYPE (TREE_TYPE (@0)), TREE_TYPE (@2)) && TYPE_VECTOR_SUBPARTS (type).is_constant ())