[Bug gdb/12361] New: record does not support __memcpy_ssse3_back

[Bug gdb/12361] New: record does not support __memcpy_ssse3_back

[jan.kratochvil at redhat dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=12361

           Summary: record does not support __memcpy_ssse3_back
           Product: gdb
           Version: HEAD
            Status: NEW
          Severity: normal
          Priority: P2
         Component: gdb
        AssignedTo: unassigned@sourceware.org
        ReportedBy: jan.kratochvil@redhat.com


GNU gdb (GDB) 7.2.50.20110101-cvs
This GDB was configured as "x86_64-unknown-linux-gnu".
glibc-2.12.90-21.x86_64
Fedora 14 x86_64

Process record does not support instruction 0xf20ff0 at address 0x32a1d3e566.
Process record: failed to record execution log.
0x00000032a1d3e566 in __memcpy_ssse3_back () from /lib64/libc.so.6
(gdb) x/i $pc
=> 0x32a1d3e566 <__memcpy_ssse3_back+9254>:    lddqu  (%rsi),%xmm0

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[Bug gdb/12361] record does not support __memcpy_ssse3_back

[jan.kratochvil at redhat dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=12361

--- Comment #1 from Jan Kratochvil <jan.kratochvil at redhat dot com> 2011-02-03 14:51:53 UTC ---
#define _GNU_SOURCE
#include <string.h>
int
main (void)
{
  static char a[0x10], b[0x10];
  memcpy (b, a, 0x10);
  return 0;
}
Process record does not support instruction 0xf20ff0 at address 0x32a1d3dd46.
(gdb) x/i $pc
=> 0x32a1d3dd46 <__memcpy_ssse3_back+7174>:    lddqu  -0x10(%rsi),%xmm0
vendor_id    : GenuineIntel
cpu family    : 6
model        : 26
model name    : Intel(R) Core(TM) i7 CPU       @ 9200 @ 2.67GHz
stepping    : 5

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[Bug gdb/12361] record does not support __memcpy_ssse3_back

[jan.kratochvil at redhat dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=12361

Jan Kratochvil <jan.kratochvil at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |ASSIGNED
         AssignedTo|unassigned at sourceware    |jan.kratochvil at redhat
                   |dot org                     |dot com

--- Comment #2 from Jan Kratochvil <jan.kratochvil at redhat dot com> 2011-02-06 16:34:55 UTC ---
Fix:
http://sourceware.org/ml/gdb-patches/2011-02/msg00110.html

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[Bug gdb/12361] record does not support __memcpy_ssse3_back

[cvs-commit at gcc dot gnu.org]

http://sourceware.org/bugzilla/show_bug.cgi?id=12361

--- Comment #3 from cvs-commit at gcc dot gnu.org <cvs-commit at gcc dot gnu.org> 2011-02-08 13:58:09 UTC ---
CVSROOT:    /cvs/src
Module name:    src
Changes by:    jkratoch@sourceware.org    2011-02-08 13:58:03

Modified files:
    gdb            : ChangeLog i386-tdep.c 

Log message:
    gdb/
    PR 12361.
    * i386-tdep.c (i386_process_record) <0x660f3807>: Fix the comment to
    phsubsw.
    (i386_process_record) <lddqu>: Fix the opcode to 0xf20ff0.
    (i386_process_record) <0x0f3807>: Fix the comment to phsubsw.

Patches:
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/ChangeLog.diff?cvsroot=src&r1=1.12549&r2=1.12550
http://sourceware.org/cgi-bin/cvsweb.cgi/src/gdb/i386-tdep.c.diff?cvsroot=src&r1=1.322&r2=1.323

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[Bug gdb/12361] record does not support __memcpy_ssse3_back

[jan.kratochvil at redhat dot com]

http://sourceware.org/bugzilla/show_bug.cgi?id=12361

Jan Kratochvil <jan.kratochvil at redhat dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|ASSIGNED                    |RESOLVED
         Resolution|                            |FIXED

--- Comment #4 from Jan Kratochvil <jan.kratochvil at redhat dot com> 2011-02-08 13:59:12 UTC ---
Checked in.

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