From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id 620B4385801C; Thu, 11 Jan 2024 01:14:45 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 620B4385801C DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1704935685; bh=hvaSV5rN28uoU7BAx7DkAEly+SsG8REz6xLRF1t/SXA=; h=From:To:Subject:Date:In-Reply-To:References:From; b=DtdG1HhPSNJJji/42pkExhd06EH6qw2AdkmJx73MGjrqwD/xug5qTpAxpDM0bIrz8 OR37pMjIBMEfBzXCQcNTiHsJ/dj+uIloDNT6FpklXqNzqA4SeFcztE5IpIOPWRnI9/ 4JVbCg5dZqmMDNiJkzo6UlnnvHOveRBUEjRKG4FA= From: "juzhe.zhong at rivai dot ai" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/113087] [14] RISC-V rv64gcv vector: Runtime mismatch with rv64gc Date: Thu, 11 Jan 2024 01:14:44 +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: wrong-code X-Bugzilla-Severity: normal X-Bugzilla-Who: juzhe.zhong at rivai dot ai X-Bugzilla-Status: RESOLVED X-Bugzilla-Resolution: FIXED 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=3D113087 --- Comment #35 from JuzheZhong --- (In reply to Vineet Gupta from comment #33) > cam4 failure is a bug in vsetvl pass which I'm debugging atm. > An erroneous vsetvl insn is getting generated, clobbering a live register > used subsequently in a V insn. Could you give me the peephole of assembler sequence ? Maybe I can try to reproduce it with RVV intrinsics then I can fix it. I think I can fix it quickly if it is vsetvl bugs.=