From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugzilla@gcc.gnu.org>
Received: by sourceware.org (Postfix, from userid 48)
	id 69B873858414; Sat,  9 Dec 2023 08:58:49 +0000 (GMT)
DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 69B873858414
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org;
	s=default; t=1702112329;
	bh=UUxNjz2BdCuQc97h8PDaUQT2HiRWjjcMKuX5dAsNvO8=;
	h=From:To:Subject:Date:In-Reply-To:References:From;
	b=WWz12xbN1H26Wk7Y0cRqY6w2JrvA2TA0QhBk1bezgOLd7zY+Ovd0HX2+khUJ6Da6j
	 +H1ix71nR3E0tUGfDU61mfh00ZgG2G8TykxvGOJU3BHSZXRenb9JhvYincNMJ+Aez5
	 ecq27CXVOL95mGAj+a6bxUsXXmPHRK5unzZvB9Fg=
From: "xry111 at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/112935] [14 Regression] Performance regression in
 Coremarks crcu8 function
Date: Sat, 09 Dec 2023 08:58:49 +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: xry111 at gcc dot gnu.org
X-Bugzilla-Status: NEW
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: <bug-112935-4-FrMJ9oJSZH@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-112935-4@http.gcc.gnu.org/bugzilla/>
References: <bug-112935-4@http.gcc.gnu.org/bugzilla/>
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: <gcc-bugs.sourceware.org>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D112935

--- Comment #11 from Xi Ruoyao <xry111 at gcc dot gnu.org> ---
> and tree_nonzero_bits fails to _21 is either 0 or 1, for some reason.
                                ^ report=