From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id E9F3F3858C54; Thu, 11 May 2023 13:17:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org E9F3F3858C54 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1683811024; bh=H4SFs6I8nDc9BSRG5+lplnfXsw0crbEX4QrC32n8t6A=; h=From:To:Subject:Date:In-Reply-To:References:From; b=dA1Ikt/qZ8m9llJnoZ6IQ9Wh8E36MBmMo9aInNLV1lMcwvb/UuxR79Cw0ad6UdcHW yytrK007de081h6IK6gIMC7q3tGKdj+Wvdv1MeU75EpYkQYR/EXzr4Bf+x2CF32pwr x2Em4SrO/OiyedxV/UXSdcd60an0mNMYg1CnwEo4= From: "chfast at gmail dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/104151] [10/11/12/13/14 Regression] x86: excessive code generated for 128-bit byteswap Date: Thu, 11 May 2023 13:17:03 +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: 12.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal X-Bugzilla-Who: chfast at gmail dot com X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P2 X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org X-Bugzilla-Target-Milestone: 12.4 X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: cc 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=3D104151 Pawe=C5=82 Bylica changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |chfast at gmail dot com --- Comment #18 from Pawe=C5=82 Bylica --- Not sure if this helps in any way, but this is a 256-bit variant: https://godbolt.org/z/84fMTs1YP.=