[Bug libitm/52854] New: [x32] libitm failures on x32

[Bug libitm/52854] New: [x32] libitm failures on x32

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52854

             Bug #: 52854
           Summary: [x32] libitm failures on x32
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: libitm
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: hjl.tools@gmail.com


On Linux/x32, there are 2 testsuite failures:

FAIL: libitm.c/cancel.c execution test
FAIL: libitm.c/stackundo.c execution test

libitm.c/cancel.c looks like

Breakpoint 1, main ()
    at /export/gnu/import/git/gcc/libitm/testsuite/libitm.c/cancel.c:14
14    {
(gdb) next
17      __transaction_atomic {
(gdb) 
15      a = b = 0;
(gdb) 
17      __transaction_atomic {
(gdb) 
18        a = 1;
(gdb) 
19        __transaction_atomic {
(gdb) 
20          b = 1;
(gdb) 
21          __transaction_cancel;
(gdb) 
24      if (a != 1 || b != 0)
(gdb) 
26      if (_ITM_inTransaction() != outsideTransaction)
(gdb) 
29      __transaction_atomic [[outer]] {
(gdb) 
30        a = 2;
(gdb) 
31        __transaction_atomic {
(gdb) 
44          b = 2;
(gdb) 
45          __transaction_cancel [[outer]];
(gdb) 

Program received signal SIGSEGV, Segmentation fault.
0x00000020 in ?? ()
(gdb)

[Bug libitm/52854] [x32] libitm failures on x32

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52854

H.J. Lu <hjl.tools at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                URL|                            |http://gcc.gnu.org/ml/gcc-p
                   |                            |atches/2012-04/msg00122.htm
                   |                            |l

--- Comment #1 from H.J. Lu <hjl.tools at gmail dot com> 2012-04-03 19:44:58 UTC ---
A patch is posted at

http://gcc.gnu.org/ml/gcc-patches/2012-04/msg00122.html

[Bug libitm/52854] [x32] libitm failures on x32

[hjl at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52854

--- Comment #2 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> 2012-04-04 15:49:31 UTC ---
Author: hjl
Date: Wed Apr  4 15:49:23 2012
New Revision: 186140

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186140
Log:
Use long long in gtm_jmpbuf for x86-64

2012-04-04  H.J. Lu  <hongjiu.lu@intel.com>

    PR libitm/52854
    * config/x86/target.h (gtm_jmpbuf): Replace long with long long
    for x86-64.

Modified:
    trunk/libitm/ChangeLog
    trunk/libitm/config/x86/target.h

[Bug libitm/52854] [x32] libitm failures on x32

[hjl at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52854

--- Comment #3 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> 2012-04-04 15:51:23 UTC ---
Author: hjl
Date: Wed Apr  4 15:51:15 2012
New Revision: 186141

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=186141
Log:
Use long long in gtm_jmpbuf for x86-64

2012-04-04  H.J. Lu  <hongjiu.lu@intel.com>

    Backported from mainline
    2012-04-04  H.J. Lu  <hongjiu.lu@intel.com>

    PR libitm/52854
    * config/x86/target.h (gtm_jmpbuf): Replace long with long long
    for x86-64.

Modified:
    branches/gcc-4_7-branch/libitm/ChangeLog
    branches/gcc-4_7-branch/libitm/config/x86/target.h

[Bug libitm/52854] [x32] libitm failures on x32

[ubizjak at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52854

Uros Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Target|                            |x32
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|                            |FIXED
   Target Milestone|---                         |4.7.1

--- Comment #4 from Uros Bizjak <ubizjak at gmail dot com> 2012-04-04 21:22:19 UTC ---
Fixed.