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From: "jakub at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/64286] [4.9 Regression] Redundant extend removal ignores vector element type
Date: Wed, 14 Jan 2015 20:24:00 -0000	[thread overview]
Message-ID: <bug-64286-4-QyvGj1h1eh@http.gcc.gnu.org/bugzilla/> (raw)
In-Reply-To: <bug-64286-4@http.gcc.gnu.org/bugzilla/>

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64286

--- Comment #10 from Jakub Jelinek <jakub at gcc dot gnu.org> ---
Author: jakub
Date: Wed Jan 14 20:24:05 2015
New Revision: 219614

URL: https://gcc.gnu.org/viewcvs?rev=219614&root=gcc&view=rev
Log:
    Backported from mainline
    2015-01-13  Jakub Jelinek  <jakub@redhat.com>

    PR rtl-optimization/64286
    * ree.c (combine_reaching_defs): Move part of comment earlier,
    remove !SCALAR_INT_MODE_P check.
    (add_removable_extension): Don't add vector mode
    extensions if all uses of the source register aren't the same
    vector extensions.

    * gcc.target/i386/avx2-pr64286.c: New test.

Added:
    branches/gcc-4_9-branch/gcc/testsuite/gcc.target/i386/avx2-pr64286.c
Modified:
    branches/gcc-4_9-branch/gcc/ChangeLog
    branches/gcc-4_9-branch/gcc/ree.c
    branches/gcc-4_9-branch/gcc/testsuite/ChangeLog


  parent reply	other threads:[~2015-01-14 20:24 UTC|newest]

Thread overview: 13+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-12-12 13:11 [Bug rtl-optimization/64286] New: " sergos.gnu at gmail dot com
2015-01-09  7:08 ` [Bug rtl-optimization/64286] " law at redhat dot com
2015-01-09 16:06 ` jakub at gcc dot gnu.org
2015-01-09 17:20 ` jakub at gcc dot gnu.org
2015-01-09 17:57 ` jakub at gcc dot gnu.org
2015-01-12 11:33 ` jakub at gcc dot gnu.org
2015-01-12 11:35 ` [Bug rtl-optimization/64286] [4.9/5 Regression] " jakub at gcc dot gnu.org
2015-01-13 10:16 ` rguenth at gcc dot gnu.org
2015-01-13 19:13 ` jakub at gcc dot gnu.org
2015-01-13 19:15 ` [Bug rtl-optimization/64286] [4.9 " jakub at gcc dot gnu.org
2015-01-14 20:24 ` jakub at gcc dot gnu.org [this message]
2015-06-26 20:07 ` jakub at gcc dot gnu.org
2015-06-26 20:36 ` jakub at gcc dot gnu.org

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