From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id A1B563858431; Fri, 24 Nov 2023 09:07:48 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org A1B563858431 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1700816868; bh=SYVhPFrPoOTd//n6eKG4F+eeojVyptXGlpqlhmy5oBo=; h=From:To:Subject:Date:In-Reply-To:References:From; b=oS7vpqmuI4BWE9jcQFFEQM8wHmExpuzXcqamKYmf5SlEjueCAWHGXgKAy3FjkATu3 3Cvy+cGZk+kOKtvLxYYvmE2wvQ2iywoa39KEANN9wY5q5uH1GN1xMPJDPCZWRI7kL5 tv7Hxq6LxBk4kLpwGQYkxlWUrfhOhI41gGDtBPSk= From: "fkastl at suse dot cz" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/112697] [14 Regression] 30-40% exec time regression of 433.milc on zen2 Date: Fri, 24 Nov 2023 09:07:48 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: middle-end X-Bugzilla-Version: 14.0 X-Bugzilla-Keywords: missed-optimization, needs-bisection X-Bugzilla-Severity: normal X-Bugzilla-Who: fkastl at suse dot cz X-Bugzilla-Status: UNCONFIRMED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: unassigned 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=3D112697 --- Comment #1 from Filip Kastl --- Around the same time there was also a 6% slowdown with -Ofast -march=3Dnative -g and PGO https://lnt.opensuse.org/db_default/v4/SPEC/graph?plot.0=3D299.70.0 and an 11% slowdown with -O2 -g -flto=3D128 and PGO https://lnt.opensuse.org/db_default/v4/SPEC/graph?plot.0=3D685.70.0=