From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id D031F3858D20; Tue, 30 May 2023 07:57:08 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org D031F3858D20 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1685433428; bh=ylvyTC2INhOH6RB3gITl7nvHk8T8Y+yjQL91WEa+ots=; h=From:To:Subject:Date:In-Reply-To:References:From; b=rNFcrNy2u5UsRociniXAdebph6PVWQW+36WJ/dU/4A0SsvJFIBOGW5rg9pY9X+qWo EXyht/YJlUbcuK9/enKIh7N5frPO7z5ZYAEJTLlPdO+NwTMVTehXHsgMqlYARcXi+I /6dE6zbRzqvX0MPvSoPoUlAdvn8FJ9niEDp85bQI= From: "rguenth at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/110018] Missing vectorizable_conversion(unsigned char -> double) for BB vectorizer Date: Tue, 30 May 2023 07:57:08 +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: 13.0 X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: normal 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: cf_gcctarget 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=3D110018 Richard Biener changed: What |Removed |Added ---------------------------------------------------------------------------- Target| |x86_64-*-* --- Comment #4 from Richard Biener --- I think the easiest would be to handle this in pattern recog and piggy-back on the existing multi-step conversion support for the integral promotion whilst not relying on such for int<->float conversions.=