From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: by sourceware.org (Postfix, from userid 48) id EEC84388981D; Tue, 28 Nov 2023 15:57:39 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org EEC84388981D DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1701187059; bh=qhzusd95xWv/eBwe2OWz6zuw1mrkBGW/esZ5xTF03fQ=; h=From:To:Subject:Date:In-Reply-To:References:From; b=VAj/zLCmS6CEOGHSHMswVR/mW+SCPHhPO6CP7W1kP53IHc8lllXWW6DuKQZDfgNtR cLie/BucnsMcd0xZyWLjdAktpRHxHqLsWAGyuPNke5an0TPqBrGe1daLgKem0Lp0od gctccdbFxfYkYgV+X1aY5AkV0sefQ342aB9yLT+o= From: "cvs-commit at gcc dot gnu.org" To: gcc-bugs@gcc.gnu.org Subject: [Bug target/112494] ICE in ix86_cc_mode, at config/i386/i386.cc:16477 Date: Tue, 28 Nov 2023 15:57:38 +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: ice-on-valid-code X-Bugzilla-Severity: normal X-Bugzilla-Who: cvs-commit at gcc dot gnu.org X-Bugzilla-Status: ASSIGNED X-Bugzilla-Resolution: X-Bugzilla-Priority: P3 X-Bugzilla-Assigned-To: ubizjak at gmail dot com 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=3D112494 --- Comment #9 from GCC Commits --- The master branch has been updated by Uros Bizjak : https://gcc.gnu.org/g:99db2ce2419245e40808a9fad45113315496a907 commit r14-5933-g99db2ce2419245e40808a9fad45113315496a907 Author: Uros Bizjak Date: Tue Nov 28 16:56:29 2023 +0100 i386: Improve cmpstrnqi_1 insn pattern [PR112494] REPZ CMPSB instruction does not update FLAGS register when %ecx register equals zero. Improve cmpstrnqi_1 insn pattern to set FLAGS_REG to its previous value instead of (const_int 0) when operand 2 equals zero. PR target/112494 gcc/ChangeLog: * config/i386/i386.md (cmpstrnqi_1): Set FLAGS_REG to its previ= ous value when operand 2 equals zero. (*cmpstrnqi_1): Ditto. (*cmpstrnqi_1 peephole2): Ditto.=