From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 4B4543858D28; Thu, 28 Dec 2023 06:22:36 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 4B4543858D28 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1703744556; bh=iy9cZxWHdfe7CORM/7jOcFk98/tsE0W8ptbbXt3uE9U=; h=From:To:Subject:Date:In-Reply-To:References:From; b=hXf+Bb2D6LI/U2F+VyX9yALWHnbPXVx1RhbxBk7Pem2IX1h3Zu8X0cxOtZ5OZLWOk fZ47VpI9Dp4XQWOJjhyCIMOLvdrjjLvO1p3+aco78sKFhUBd++GHOUTusZ5bTeetQq cX5vbU2feXNZj7jcGuyjG+PhLRrSbfvA0/V+wgJc= From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/113155] large overhead for cast float to uint64_t. Arm cortex-m4 (ARMv7E-M, fpv4-sp-d16, ieee 754). Compiler: arm-none-eabi-gcc Date: Thu, 28 Dec 2023 06:22:36 +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: unknown X-Bugzilla-Keywords: missed-optimization X-Bugzilla-Severity: enhancement X-Bugzilla-Who: pinskia at gcc dot gnu.org X-Bugzilla-Status: WAITING 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: 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=3D113155 --- Comment #5 from Andrew Pinski --- Again how did you configure gcc because that changes which libgcc is being = used and with what options? Also I suspect you should just be using -march=3Darmv7e-m+fp instead. Provide the output of: `arm-none-eabi-gcc -v` should be enough.=