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* [Bug rtl-optimization/50843] ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3
  2011-10-24  5:53 [Bug rtl-optimization/50843] New: ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3 dnovillo at gcc dot gnu.org
@ 2011-10-24  5:53 ` dnovillo at gcc dot gnu.org
  2011-10-24  8:17 ` [Bug rtl-optimization/50843] [4.7 Regression] " rguenth at gcc dot gnu.org
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: dnovillo at gcc dot gnu.org @ 2011-10-24  5:53 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50843

--- Comment #1 from Diego Novillo <dnovillo at gcc dot gnu.org> 2011-10-24 05:53:35 UTC ---
Created attachment 25584
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=25584
Pre-processed source


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug rtl-optimization/50843] New: ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3
@ 2011-10-24  5:53 dnovillo at gcc dot gnu.org
  2011-10-24  5:53 ` [Bug rtl-optimization/50843] " dnovillo at gcc dot gnu.org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: dnovillo at gcc dot gnu.org @ 2011-10-24  5:53 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50843

             Bug #: 50843
           Summary: ICE in simplify_subreg, simplify-rtx.c:5417 with
                    -march=pentium3
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: rtl-optimization
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: dnovillo@gcc.gnu.org


Several tests in gcc.c-torture are failing with -m32 -march=pentium3 on trunk
at rev 180234.

$ ./cc1  -fpreprocessed vector-shift.i -quiet -dumpbase vector-shift.c -m32
-march=pentium3 -auxbase vector-shift -O1 -w -version -o vector-shift.s
GNU C (GCC) version 4.7.0 20111020 (experimental) (x86_64-unknown-linux-gnu)
        compiled by GNU C version 4.4.3, GMP version 4.3.2, MPFR version
2.4.2-p1, MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
GNU C (GCC) version 4.7.0 20111020 (experimental) (x86_64-unknown-linux-gnu)
        compiled by GNU C version 4.4.3, GMP version 4.3.2, MPFR version
2.4.2-p1, MPC version 0.8.1
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
Compiler executable checksum: b4c9a0b913ea7f509422e8703450aae5
.../gcc/testsuite/gcc.c-torture/execute/vector-shift.c: In function 'main':
.../gcc/testsuite/gcc.c-torture/execute/vector-shift.c:48:1: internal compiler
error: in simplify_subreg, at simplify-rtx.c:5417
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.

I'm attaching the .i file for convenience.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug rtl-optimization/50843] [4.7 Regression] ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3
  2011-10-24  5:53 [Bug rtl-optimization/50843] New: ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3 dnovillo at gcc dot gnu.org
  2011-10-24  5:53 ` [Bug rtl-optimization/50843] " dnovillo at gcc dot gnu.org
@ 2011-10-24  8:17 ` rguenth at gcc dot gnu.org
  2011-10-24 17:08 ` dnovillo at gcc dot gnu.org
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2011-10-24  8:17 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50843

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Target|                            |i?86-*-*
             Status|UNCONFIRMED                 |NEW
   Last reconfirmed|                            |2011-10-24
      Known to work|                            |4.6.2
   Target Milestone|---                         |4.7.0
            Summary|ICE in simplify_subreg,     |[4.7 Regression] ICE in
                   |simplify-rtx.c:5417 with    |simplify_subreg,
                   |-march=pentium3             |simplify-rtx.c:5417 with
                   |                            |-march=pentium3
     Ever Confirmed|0                           |1

--- Comment #2 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-10-24 08:16:38 UTC ---
Confirmed.

#2  0x0000000000b24ad6 in simplify_subreg (outermode=SImode, 
    op=0x2aaaace98470, innermode=SImode, byte=4)
    at /space/rguenther/src/svn/trunk/gcc/simplify-rtx.c:5417
5417      gcc_assert (byte < GET_MODE_SIZE (innermode));


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug rtl-optimization/50843] [4.7 Regression] ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3
  2011-10-24  5:53 [Bug rtl-optimization/50843] New: ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3 dnovillo at gcc dot gnu.org
  2011-10-24  5:53 ` [Bug rtl-optimization/50843] " dnovillo at gcc dot gnu.org
  2011-10-24  8:17 ` [Bug rtl-optimization/50843] [4.7 Regression] " rguenth at gcc dot gnu.org
@ 2011-10-24 17:08 ` dnovillo at gcc dot gnu.org
  2011-10-24 17:36 ` ubizjak at gmail dot com
  2011-10-27 11:40 ` rguenth at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: dnovillo at gcc dot gnu.org @ 2011-10-24 17:08 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50843

--- Comment #3 from Diego Novillo <dnovillo at gcc dot gnu.org> 2011-10-24 17:07:54 UTC ---
This was working as of trunk rev 178998.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug rtl-optimization/50843] [4.7 Regression] ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3
  2011-10-24  5:53 [Bug rtl-optimization/50843] New: ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3 dnovillo at gcc dot gnu.org
                   ` (2 preceding siblings ...)
  2011-10-24 17:08 ` dnovillo at gcc dot gnu.org
@ 2011-10-24 17:36 ` ubizjak at gmail dot com
  2011-10-27 11:40 ` rguenth at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: ubizjak at gmail dot com @ 2011-10-24 17:36 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50843

Uros Bizjak <ubizjak at gmail dot com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |rth at gcc dot gnu.org

--- Comment #4 from Uros Bizjak <ubizjak at gmail dot com> 2011-10-24 17:36:17 UTC ---
r179952: OK
r179958: Fail

03:31     r179958 - in /trunk/gcc: ChangeLog doc/md.texi ...     rth
03:27     r179957 - in /trunk/gcc: ChangeLog config/rs600...     rth
03:25     r179956 - in /trunk/gcc: ChangeLog optabs.c tes...     rth
03:20     r179955 - in /trunk/gcc: ChangeLog config/i386/...     rth
03:18     r179954 - in /trunk/gcc: ChangeLog config/spu/s...     rth
03:17     r179953 - in /trunk/gcc: ChangeLog config/rs600...     rth
00:18     r179952 - /trunk/gcc/DATESTAMP     gccadmin

See also PR 50731.


^ permalink raw reply	[flat|nested] 6+ messages in thread

* [Bug rtl-optimization/50843] [4.7 Regression] ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3
  2011-10-24  5:53 [Bug rtl-optimization/50843] New: ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3 dnovillo at gcc dot gnu.org
                   ` (3 preceding siblings ...)
  2011-10-24 17:36 ` ubizjak at gmail dot com
@ 2011-10-27 11:40 ` rguenth at gcc dot gnu.org
  4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu.org @ 2011-10-27 11:40 UTC (permalink / raw)
  To: gcc-bugs

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50843

Richard Guenther <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|                            |DUPLICATE

--- Comment #5 from Richard Guenther <rguenth at gcc dot gnu.org> 2011-10-27 11:38:48 UTC ---
Dup.  My patch fixes it.

*** This bug has been marked as a duplicate of bug 50731 ***


^ permalink raw reply	[flat|nested] 6+ messages in thread

end of thread, other threads:[~2011-10-27 11:40 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2011-10-24  5:53 [Bug rtl-optimization/50843] New: ICE in simplify_subreg, simplify-rtx.c:5417 with -march=pentium3 dnovillo at gcc dot gnu.org
2011-10-24  5:53 ` [Bug rtl-optimization/50843] " dnovillo at gcc dot gnu.org
2011-10-24  8:17 ` [Bug rtl-optimization/50843] [4.7 Regression] " rguenth at gcc dot gnu.org
2011-10-24 17:08 ` dnovillo at gcc dot gnu.org
2011-10-24 17:36 ` ubizjak at gmail dot com
2011-10-27 11:40 ` rguenth at gcc dot gnu.org

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