From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 264F63858C5E; Wed, 17 May 2023 19:43:13 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 264F63858C5E DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1684352593; bh=gT9AZwFh8eGH3A9N3sNA5qkgvH2YAi6/o4/yEktlxr0=; h=From:To:Subject:Date:In-Reply-To:References:From; b=nwGWTTtLOfnkEetQAazNvRKO7wJxG5CIiccTpW8xfqk8bRNhd9XXgaSAO3u7jETIF 58mf1JfTTw+R50p5ULnp+OLqgcdUfqx+oi4vgFOZZOt4rdUi3m4HJMtzqycav3P52G 5PDXGK856Yoto8pQOQs9quE956huMPjVJJfzOabA= From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug tree-optimization/109892] SLP failure with explicit fma Date: Wed, 17 May 2023 19:43:13 +0000 X-Bugzilla-Reason: CC X-Bugzilla-Type: changed X-Bugzilla-Watch-Reason: None X-Bugzilla-Product: gcc X-Bugzilla-Component: tree-optimization X-Bugzilla-Version: 13.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: enhancement X-Bugzilla-Who: rguenth 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: --- X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: blocked 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=3D109892 Richard Biener changed: What |Removed |Added ---------------------------------------------------------------------------- Blocks| |53947 --- Comment #2 from Richard Biener --- x86 has no vector variant of the FMA builtin and/or we do not try the fma vector optabs when seeing __builtin_fma. Referenced Bugs: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D53947 [Bug 53947] [meta-bug] vectorizer missed-optimizations=