From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <gcc-bugs-return-344599-listarch-gcc-bugs=gcc.gnu.org@gcc.gnu.org>
Received: (qmail 29133 invoked by alias); 24 Jan 2011 22:48:46 -0000
Received: (qmail 29122 invoked by uid 22791); 24 Jan 2011 22:48:46 -0000
X-SWARE-Spam-Status: No, hits=-2.3 required=5.0	tests=ALL_TRUSTED,AWL,BAYES_00,SARE_HEAD_8BIT_SPAM,SARE_SUB_ENC_UTF8
X-Spam-Check-By: sourceware.org
Received: from localhost (HELO gcc.gnu.org) (127.0.0.1)    by sourceware.org (qpsmtpd/0.43rc1) with ESMTP; Mon, 24 Jan 2011 22:48:42 +0000
From: "hjl.tools at gmail dot com" <gcc-bugzilla@gcc.gnu.org>
To: gcc-bugs@gcc.gnu.org
Subject: [Bug target/47449] New: [32]=?UTF-8?Q?=20can=E2=80=99t=20find=20a=20register=20in=20class=20=E2=80=98DIREG=E2=80=99=20while=20reloading=20=E2=80=98asm=E2=80=99?=
X-Bugzilla-Reason: CC
X-Bugzilla-Type: new
X-Bugzilla-Watch-Reason: None
X-Bugzilla-Product: gcc
X-Bugzilla-Component: target
X-Bugzilla-Keywords:
X-Bugzilla-Severity: normal
X-Bugzilla-Who: hjl.tools at gmail dot com
X-Bugzilla-Status: UNCONFIRMED
X-Bugzilla-Priority: P3
X-Bugzilla-Assigned-To: unassigned at gcc dot gnu.org
X-Bugzilla-Target-Milestone: ---
X-Bugzilla-Changed-Fields:
Message-ID: <bug-47449-4@http.gcc.gnu.org/bugzilla/>
X-Bugzilla-URL: http://gcc.gnu.org/bugzilla/
Auto-Submitted: auto-generated
Content-Type: text/plain; charset="UTF-8"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
Date: Mon, 24 Jan 2011 23:03:00 -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
X-SW-Source: 2011-01/txt/msg02538.txt.bz2

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D47449

           Summary: [32] can=E2=80=99t find a register in class =E2=80=98DI=
REG=E2=80=99 while
                    reloading =E2=80=98asm=E2=80=99
           Product: gcc
           Version: 4.6.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: hjl.tools@gmail.com
                CC: ubizjak@gmail.com


[hjl@gnu-6 ilp32-17]$ cat x.c
void bar (void *);
int
foo (void *trans)
{
    int ret;
    __asm __volatile ("foo %0\n\t" : "=3DD" (ret));
  bar (trans);
  return ret;
}
[hjl@gnu-6 ilp32-17]$ make x.s
/export/build/gnu/gcc-x32/build-x86_64-linux/gcc/xgcc
-B/export/build/gnu/gcc-x32/build-x86_64-linux/gcc/ -S -o x.s -mx32 -O2 -dp=
=20
x.c
x.c: In function =E2=80=98foo=E2=80=99:
x.c:6:5: error: can=E2=80=99t find a register in class =E2=80=98DIREG=E2=80=
=99 while reloading =E2=80=98asm=E2=80=99
x.c:6:5: error: =E2=80=98asm=E2=80=99 operand has impossible constraints
make: *** [x.s] Error 1
[hjl@gnu-6 ilp32-17]$=20

Uros, any ideas? Thanks.