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From: "cvs-commit at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/104458] [11/12 Regression] ICE: SIGSEGV in gen_udivmodhiqi3 -> copy_rtx with -O1 -m8bit-idiv
Date: Wed, 09 Feb 2022 19:19:01 +0000	[thread overview]
Message-ID: <bug-104458-4-0rdUGmI2y3@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-104458-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=104458

--- Comment #2 from CVS Commits <cvs-commit at gcc dot gnu.org> ---
The master branch has been updated by Uros Bizjak <uros@gcc.gnu.org>:

https://gcc.gnu.org/g:2b399dbabd48639ab4daac462c9d82c6cf3f99cc

commit r12-7146-g2b399dbabd48639ab4daac462c9d82c6cf3f99cc
Author: Uros Bizjak <ubizjak@gmail.com>
Date:   Wed Feb 9 20:18:10 2022 +0100

    i386: Force inputs to a register to avoid lowpart_subreg failure [PR104458]

    Input operands can be in the form of:

            (subreg:DI (reg:V2SF 96) 0)

    which chokes lowpart_subreg. Force inputs to a register, which is
    preferable even when the input operand is from memory.

    2022-02-09  Uroš Bizjak  <ubizjak@gmail.com>

    gcc/ChangeLog:

            PR target/104458
            * config/i386/i386-expand.cc (ix86_split_idivmod):
            Force operands[2] and operands[3] into a register..

    gcc/testsuite/ChangeLog:

            PR target/104458
            * gcc.target/i386/pr104458.c: New test.

  parent reply	other threads:[~2022-02-09 19:19 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-09  9:38 [Bug target/104458] New: " zsojka at seznam dot cz
2022-02-09 10:05 ` [Bug target/104458] " rguenth at gcc dot gnu.org
2022-02-09 10:54 ` ubizjak at gmail dot com
2022-02-09 19:19 ` cvs-commit at gcc dot gnu.org [this message]
2022-02-09 22:23 ` cvs-commit at gcc dot gnu.org
2022-02-09 22:43 ` cvs-commit at gcc dot gnu.org
2022-02-09 22:45 ` ubizjak at gmail dot com
2022-02-10 14:28 ` cvs-commit at gcc dot gnu.org
2022-02-10 16:34 ` cvs-commit at gcc dot gnu.org
2022-02-10 16:35 ` cvs-commit at gcc dot gnu.org

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