From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id E0311384600B; Thu, 25 Apr 2024 08:15:23 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org E0311384600B DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1714032923; bh=QlpxuryyVZfWK+xmk60jFlfA9/o8F9e6SVIQYNlX/So=; h=From:To:Subject:Date:In-Reply-To:References:From; b=y7r8G3+JMYTb7yPmM1caBaSUGVZMHoE8SDtIcHvhvhI1obG+ZwAM66cWKiaOjEifT ZaVvk0QLV5ZRTddP2sILuGaqRHHgKIEkQTmqKfsmgWM4OAHuSGAGQzGltHvGdnl3g9 CqrEp6fb0lE7e65aD2TSdOr3bSG6E5ZomTYYBP6k= From: "rdapp at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/114734] [14] RISC-V rv64gcv_zvl256b miscompile with -flto -O3 -mrvv-vector-bits=zvl Date: Thu, 25 Apr 2024 08:15:23 +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: needs-bisection, wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: rdapp 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: attachments.created 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=3D114734 --- Comment #8 from Robin Dapp --- Created attachment 58037 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D58037&action=3Dedit Expand dump Dump attached. Insn 209 is the problematic one. The changing from _911 to 1078 happens in internal-fn.cc:expand_call_mem_ref (and not via TER). The lookup there is simple and I was also wondering if there is some single_imm_use or so missing.=