From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id EF1A23858D32; Tue, 10 Oct 2023 05:24:14 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org EF1A23858D32 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1696915454; bh=+HZWf1FBuYostDdpabcdJRxh9iMZ7oW+VhftfVD3Bo8=; h=From:To:Subject:Date:In-Reply-To:References:From; b=yzS/7CaYRKGB9kLrAIkoPfN7MFdd8Ti5IJjcZiuFbouOjkKipva98XkJu7QxEuy+1 qtnJPbE/mEDhFU8WHPB/mOn2Py6+myspCrVmk49lemAgI6vfrM+s3OCBhQ9NvN6tHh NVJu2T087Y1zabKsqqdwDIGBIKGFbuMMzCBx2vtA= From: "pinskia at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/111755] The built-in memset function in GCC inadvertently generates code like "vst1.8 {d8-d9}, [sp:64]", which assumes an 8-byte alignment on the stack pointer $sp, leading to alignment violations Date: Tue, 10 Oct 2023 05:24:14 +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: 9.2.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal 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: cf_reconfirmed_on everconfirmed bug_status 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=3D111755 Andrew Pinski changed: What |Removed |Added ---------------------------------------------------------------------------- Last reconfirmed| |2023-10-10 Ever confirmed|0 |1 Status|UNCONFIRMED |WAITING --- Comment #1 from Andrew Pinski --- > which assumes an 8-byte alignment on the stack pointer $sp, leading to al= ignment violations. Isn't that the ABI? What target is this for?=