From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 884B63858C36; Thu, 7 Mar 2024 16:19:29 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 884B63858C36 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1709828369; bh=11/EAsjv0MKuYFciJembWLbbc1PCqAjDSaannsBHCW4=; h=From:To:Subject:Date:In-Reply-To:References:From; b=lP+nqATgeGcsNzi0+3lK2lkppII1MXAaR9Z8H16Xu4IqvhkaIJVZLrH9OFMifNE4X LqKOx5bPY3TOXdOBXY7tiT0DUO20P9s1ICwW5qT978/ZgoSgyvL32mgprhKLzpxxzt wyAh5wqVKzFQdiiSZ7y1LDXDT+Hx/dsHCfD8MW2Y= From: "segher at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug rtl-optimization/101523] Huge number of combine attempts Date: Thu, 07 Mar 2024 16:19:29 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: rtl-optimization X-Bugzilla-Version: 12.0 X-Bugzilla-Keywords: compile-time-hog, memory-hog X-Bugzilla-Severity: normal X-Bugzilla-Who: segher at gcc dot gnu.org X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: segher at gcc dot gnu.org X-Bugzilla-Target-Milestone: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: Message-ID: In-Reply-To: References: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/ Auto-Submitted: auto-generated MIME-Version: 1.0 List-Id: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D101523 --- Comment #25 from Segher Boessenkool --- So this testcase compiles on powerpc64-linux (-O2) in about 34s. Is s390x way worse, or is this in lie what you are seeing?=