From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugs-return-469460-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 16033 invoked by alias); 4 Dec 2014 14:19:40 -0000
Mailing-List: contact gcc-bugs-help@gcc.gnu.org; run by ezmlm
Precedence: bulk
List-Id: <gcc-bugs.gcc.gnu.org>
List-Archive: <http://gcc.gnu.org/ml/gcc-bugs/>
List-Post: <mailto:gcc-bugs@gcc.gnu.org>
List-Help: <mailto:gcc-bugs-help@gcc.gnu.org>
Sender: gcc-bugs-owner@gcc.gnu.org
Received: (qmail 15978 invoked by uid 55); 4 Dec 2014 14:19:35 -0000
From: "yroux at gcc dot gnu.org" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug rtl-optimization/63210] ira does not select the best register compared with gcc 4.8 for ARM THUMB1
Date: Thu, 04 Dec 2014 14:19:00 -0000
X-Bugzilla-Reason: CC
X-Bugzilla-Type: changed
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: rtl-optimization
X-Bugzilla-Version: 5.0
X-Bugzilla-Keywords:
X-Bugzilla-Severity: normal
X-Bugzilla-Who: yroux at gcc dot gnu.org
X-Bugzilla-Status: RESOLVED
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: 5.0
X-Bugzilla-Flags:
X-Bugzilla-Changed-Fields:
Message-ID: <bug-63210-4-UK8R90bajm@http.gcc.gnu.org/bugzilla/>
In-Reply-To: <bug-63210-4@http.gcc.gnu.org/bugzilla/>
References: <bug-63210-4@http.gcc.gnu.org/bugzilla/>
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: 7bit
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
MIME-Version: 1.0
X-SW-Source: 2014-12/txt/msg00467.txt.bz2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63210

--- Comment #6 from Yvan Roux <yroux at gcc dot gnu.org> ---
Author: yroux
Date: Thu Dec  4 14:19:00 2014
New Revision: 218368

URL: https://gcc.gnu.org/viewcvs?rev=218368&root=gcc&view=rev
Log:
gcc/
2014-12-04  Yvan Roux  <yvan.roux@linaro.org>

    Backport from trunk r215540.
    2014-09-24  Zhenqiang Chen  <zhenqiang.chen@arm.com>

    PR rtl-optimization/63210
    * ira-color.c (assign_hard_reg): Ignore conflict cost if the
    HARD_REGNO is not available for CONFLICT_A.

gcc/testsuite/
2014-12-04  Yvan Roux  <yvan.roux@linaro.org>

    Backport from trunk r215540.
    2014-09-24  Zhenqiang Chen  <zhenqiang.chen@arm.com>

    * gcc.target/arm/pr63210.c: New test.


Added:
    branches/linaro/gcc-4_9-branch/gcc/testsuite/gcc.target/arm/pr63210.c
Modified:
    branches/linaro/gcc-4_9-branch/gcc/ChangeLog.linaro
    branches/linaro/gcc-4_9-branch/gcc/ira-color.c
    branches/linaro/gcc-4_9-branch/gcc/testsuite/ChangeLog.linaro