From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id F14FE3858D33; Mon, 4 Mar 2024 13:35:46 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org F14FE3858D33 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1709559346; bh=AMEmPNlfIg3riZh9BjDuAnDHAM2CYtuQZ+WQPRKJzXM=; h=From:To:Subject:Date:In-Reply-To:References:From; b=P3M4Gj2ZCTuDyObY4Rgz7cpXE9yB/9kt1m1zSuQvwNBSAS2aK2i6RvrhiYKvlkCgk 2G2pAbRQx65ksUAByna5Nc6bgZbIETVIMvrranM9cd8IkXCD1/013MB/sJRT0YHjbA onYlL+yPHXLBikGviwhLSqrFMKSQSIUKbqxzXEEQ= From: "rdapp at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/112548] [14 regression] 5% exec time regression in 429.mcf on AMD zen4 CPU (since r14-5076-g01c18f58d37865) Date: Mon, 04 Mar 2024 13:35:46 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: target X-Bugzilla-Version: 14.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: rdapp at gcc dot gnu.org 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: 14.0 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=3D112548 --- Comment #6 from Robin Dapp --- Honestly, I don't know how to analyze/debug this without a zen4, in particu= lar as it only seems to happen with PGO. I tried locally but of course the execution time doesn't change (same as with zen3 according to the database). Is there a way to obtain the binaries in order to tell a difference?=