From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id A8FB43858287; Sat, 20 Jan 2024 08:09:55 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org A8FB43858287 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1705738195; bh=6ZLmsess8K4itG7kko24RWvmItcRIyMZGQXgim3jYJk=; h=From:To:Subject:Date:In-Reply-To:References:From; b=iN6/FZSkoTlMUvkwe80TeWhLy1H+Z5Y4vtc9HNGS2xP7VgCtm43VnslgJxpbenYXR xiqDAvMuGR/Xt0yyekFG1qKq0qrM2T/AP4Ud7Do30l1g0JnrzqoFP70cda/kjQxMBv bnfp8TB22XTF7jVeIZK3ZUrzG3Y6fv0V5Zpevp0U= From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/113458] Missed SLP for reduction of multiplication/addition with promotion Date: Sat, 20 Jan 2024 08:09:55 +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: enhancement X-Bugzilla-Who: pinskia at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: pinskia 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=3D113458 --- Comment #10 from Andrew Pinski --- I will note that LLVM does not try to do V2HI (or rather their equivalent there), maybe the cost is too high for most cores ...=