From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id BC7FF3858C53; Sun, 8 Oct 2023 04:11:42 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org BC7FF3858C53 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1696738302; bh=CEZ0ISy3Q+w5R/h+rIneN+8aQdO2dBP8vtXX5JkHZXk=; h=From:To:Subject:Date:In-Reply-To:References:From; b=lTxnJFklTxbGdnq0kThOBTA7M4N5T9tMrRA6GFU3YX2yDA9BXYk7Ya/L1R9Mm7Wxu 7E47/hATl6An1YB98De9VHwWZZmMQgGpggNM+0VUltjLI8xPTjHkWqC13HN/pDjeme h95SBtoEZ0wTRDF99L7qogccutUjjGPNnQDpmMs8= From: "mumuxi_ll at outlook dot com" To: gcc-bugs@gcc.gnu.org Subject: [Bug middle-end/111621] [RISC-V] Bad register allocation in vadd.vi may cause operational error Date: Sun, 08 Oct 2023 04:11:41 +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: 14.0 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: mumuxi_ll at outlook dot com X-Bugzilla-Status: UNCONFIRMED 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=3D111621 --- Comment #2 from liu xu --- I'm sorry about that and will notice that next time. The toolchain I used was built using the gcc master branch, and another poi= nt that needs to be added is that only the vadd.vi instruction with mask will encounter the above problem, and without mask, it will not. Looking forward to your reply=EF=BC=81=