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* [Bug middle-end/43475]  New: [4.5 Regression] ICE in form_sum, at reload.c:5348
@ 2010-03-22 11:04 rguenth at gcc dot gnu dot org
  2010-03-22 11:11 ` [Bug middle-end/43475] " rguenth at gcc dot gnu dot org
                   ` (4 more replies)
  0 siblings, 5 replies; 6+ messages in thread
From: rguenth at gcc dot gnu dot org @ 2010-03-22 11:04 UTC (permalink / raw)
  To: gcc-bugs

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: text/plain, Size: 872 bytes --]

subroutine ss(w)
  implicit none
  integer :: w(:)
  integer :: b,c,d
  b = w(8)
  c = 5
  d = 3
  call s1(c)
  call s2(b+c)
  call s3(w(b))
end subroutine ss

> gfortran-4.5 -O2 -S t.f90
t.f90: In function ‘ss’:
t.f90:1:0: internal compiler error: in form_sum, at reload.c:5348
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://bugs.opensuse.org/> for instructions.


-- 
           Summary: [4.5 Regression] ICE in form_sum, at reload.c:5348
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: middle-end
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: rguenth at gcc dot gnu dot org
GCC target triplet: x86-64-*-*


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43475


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

* [Bug middle-end/43475] [4.5 Regression] ICE in form_sum, at reload.c:5348
  2010-03-22 11:04 [Bug middle-end/43475] New: [4.5 Regression] ICE in form_sum, at reload.c:5348 rguenth at gcc dot gnu dot org
@ 2010-03-22 11:11 ` rguenth at gcc dot gnu dot org
  2010-03-22 11:57 ` matz at gcc dot gnu dot org
                   ` (3 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: rguenth at gcc dot gnu dot org @ 2010-03-22 11:11 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #1 from rguenth at gcc dot gnu dot org  2010-03-22 11:11 -------
#1  0x0000000000958e6e in form_sum (mode=SImode, x=0x7ffff7fb2a80, 
    y=0x7ffff5ae1b58) at /space/rguenther/src/svn/trunk/gcc/reload.c:5348
5348      gcc_assert (GET_MODE (x) == mode || GET_MODE (x) == VOIDmode);
(gdb) call debug_rtx (x)
(reg/v:DI 41 r12 [orig:61 b ] [61])
(gdb) up
#2  0x000000000096560c in eliminate_regs_1 (x=0x7ffff5ae1af8, 
    mem_mode=VOIDmode, insn=0x7ffff5ae1ac8, may_use_invariant=1 '\001')
    at /space/rguenther/src/svn/trunk/gcc/reload1.c:2678
2678                new_rtx = form_sum (GET_MODE (x), new0, new1);
#3  0x0000000000965914 in eliminate_regs_1 (x=0x7ffff5ae1ae0, 
    mem_mode=VOIDmode, insn=0x7ffff5ae1ac8, may_use_invariant=1 '\001')
    at /space/rguenther/src/svn/trunk/gcc/reload1.c:2745
2745              new_rtx = eliminate_regs_1 (XEXP (x, 0), mem_mode, insn,
true);
#4  0x00000000009659f0 in eliminate_regs_1 (x=0x7ffff5ae1ac8, 
    mem_mode=VOIDmode, insn=0x7ffff5ae1ac8, may_use_invariant=1 '\001')
    at /space/rguenther/src/svn/trunk/gcc/reload1.c:2768
2768              new_rtx = eliminate_regs_1 (XEXP (x, 1), mem_mode, insn,
true);
#5  0x00000000009679c5 in eliminate_regs_in_insn (insn=0x7ffff5ade000, 
    replace=0) at /space/rguenther/src/svn/trunk/gcc/reload1.c:3596
3596        REG_NOTES (insn)
(gdb) call debug_rtx (insn)
(insn 26 25 27 5 /tmp/t.f90:9 (set (mem/c/i:SI (plus:DI (reg/f:DI 7 sp)
                (const_int 8 [0x8])) [6 D.1561+0 S4 A64])
        (reg:SI 0 ax [83])) 47 {*movsi_1} (expr_list:REG_DEAD (reg:SI 0 ax
[83])
        (expr_list:REG_EQUAL (plus:SI (reg/v:DI 41 r12 [orig:61 b ] [61])
                (mem/c/i:SI (plus:DI (reg/f:DI 20 frame)
                        (const_int -4 [0xfffffffffffffffc])) [6 c+0 S4 A32]))
            (nil))))

somehow in the REG_EQUAL note we have a SI mode PLUS with DI mode arguments.

It is regmove which changes

(insn 26 25 27 5 /tmp/t.f90:9 (set (mem/c/i:SI (plus:DI (reg/f:DI 20 frame)
                (const_int -8 [0xfffffffffffffff8])) [6 D.1561+0 S4 A64])
        (reg:SI 83)) 47 {*movsi_1} (expr_list:REG_DEAD (reg:SI 83)
        (expr_list:REG_EQUAL (plus:SI (reg/v:SI 61 [ b ])
                (mem/c/i:SI (plus:DI (reg/f:DI 20 frame)
                        (const_int -4 [0xfffffffffffffffc])) [6 c+0 S4 A32]))
            (nil))))

to

(insn 26 25 27 5 /tmp/t.f90:9 (set (mem/c/i:SI (plus:DI (reg/f:DI 20 frame)
                (const_int -8 [0xfffffffffffffff8])) [6 D.1561+0 S4 A64])
        (reg:SI 83)) 47 {*movsi_1} (expr_list:REG_DEAD (reg:SI 83)
        (expr_list:REG_EQUAL (plus:SI (reg/v:DI 61 [ b ])
                (mem/c/i:SI (plus:DI (reg/f:DI 20 frame)
                        (const_int -4 [0xfffffffffffffffc])) [6 c+0 S4 A32]))
            (nil))))


-- 

rguenth at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |bernds at gcc dot gnu dot
                   |                            |org
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|0                           |1
   Last reconfirmed|0000-00-00 00:00:00         |2010-03-22 11:11:38
               date|                            |
   Target Milestone|---                         |4.5.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43475


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

* [Bug middle-end/43475] [4.5 Regression] ICE in form_sum, at reload.c:5348
  2010-03-22 11:04 [Bug middle-end/43475] New: [4.5 Regression] ICE in form_sum, at reload.c:5348 rguenth at gcc dot gnu dot org
  2010-03-22 11:11 ` [Bug middle-end/43475] " rguenth at gcc dot gnu dot org
@ 2010-03-22 11:57 ` matz at gcc dot gnu dot org
  2010-03-22 16:29 ` matz at gcc dot gnu dot org
                   ` (2 subsequent siblings)
  4 siblings, 0 replies; 6+ messages in thread
From: matz at gcc dot gnu dot org @ 2010-03-22 11:57 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #2 from matz at gcc dot gnu dot org  2010-03-22 11:57 -------
optimize_reg_copy_3 misses to replace in notes.  Mine.


-- 

matz at gcc dot gnu dot org changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |matz at gcc dot gnu dot org
         AssignedTo|unassigned at gcc dot gnu   |matz at gcc dot gnu dot org
                   |dot org                     |
             Status|NEW                         |ASSIGNED
   Last reconfirmed|2010-03-22 11:11:38         |2010-03-22 11:57:36
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43475


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

* [Bug middle-end/43475] [4.5 Regression] ICE in form_sum, at reload.c:5348
  2010-03-22 11:04 [Bug middle-end/43475] New: [4.5 Regression] ICE in form_sum, at reload.c:5348 rguenth at gcc dot gnu dot org
  2010-03-22 11:11 ` [Bug middle-end/43475] " rguenth at gcc dot gnu dot org
  2010-03-22 11:57 ` matz at gcc dot gnu dot org
@ 2010-03-22 16:29 ` matz at gcc dot gnu dot org
  2010-03-22 16:30 ` matz at gcc dot gnu dot org
  2010-03-25 16:41 ` hjl at gcc dot gnu dot org
  4 siblings, 0 replies; 6+ messages in thread
From: matz at gcc dot gnu dot org @ 2010-03-22 16:29 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #3 from matz at gcc dot gnu dot org  2010-03-22 16:29 -------
Subject: Bug 43475

Author: matz
Date: Mon Mar 22 16:28:51 2010
New Revision: 157640

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=157640
Log:
        PR middle-end/43475
        * recog.c (validate_replace_rtx_group): Replace also in
        REG_EQUAL and REG_EQUIV notes.

testsuite/
        * gfortran.dg/pr43475.f90: New testcase.

Added:
    trunk/gcc/testsuite/gfortran.dg/pr43475.f90
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/recog.c
    trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43475


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

* [Bug middle-end/43475] [4.5 Regression] ICE in form_sum, at reload.c:5348
  2010-03-22 11:04 [Bug middle-end/43475] New: [4.5 Regression] ICE in form_sum, at reload.c:5348 rguenth at gcc dot gnu dot org
                   ` (2 preceding siblings ...)
  2010-03-22 16:29 ` matz at gcc dot gnu dot org
@ 2010-03-22 16:30 ` matz at gcc dot gnu dot org
  2010-03-25 16:41 ` hjl at gcc dot gnu dot org
  4 siblings, 0 replies; 6+ messages in thread
From: matz at gcc dot gnu dot org @ 2010-03-22 16:30 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #4 from matz at gcc dot gnu dot org  2010-03-22 16:30 -------
Fixed.


-- 

matz at gcc dot gnu dot org changed:

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43475


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

* [Bug middle-end/43475] [4.5 Regression] ICE in form_sum, at reload.c:5348
  2010-03-22 11:04 [Bug middle-end/43475] New: [4.5 Regression] ICE in form_sum, at reload.c:5348 rguenth at gcc dot gnu dot org
                   ` (3 preceding siblings ...)
  2010-03-22 16:30 ` matz at gcc dot gnu dot org
@ 2010-03-25 16:41 ` hjl at gcc dot gnu dot org
  4 siblings, 0 replies; 6+ messages in thread
From: hjl at gcc dot gnu dot org @ 2010-03-25 16:41 UTC (permalink / raw)
  To: gcc-bugs



------- Comment #5 from hjl at gcc dot gnu dot org  2010-03-25 16:40 -------
Subject: Bug 43475

Author: hjl
Date: Thu Mar 25 16:39:51 2010
New Revision: 157726

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=157726
Log:
Backport regression testcases from mainline.

2010-03-25  H.J. Lu  <hongjiu.lu@intel.com>

        Backport from mainline:
        2010-03-22  Jason Merrill  <jason@redhat.com>

        PR c++/43333
        * g++.dg/ext/is_pod_98.C: New.

        2010-03-22  Michael Matz  <matz@suse.de>

        PR middle-end/43475
        * gfortran.dg/pr43475.f90: New testcase.

        2010-03-22  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/43390
        * gfortran.fortran-torture/execute/pr43390.f90: New testcase.

        2010-03-20  Dodji Seketeli  <dodji@redhat.com>

        PR c++/43375
        * g++.dg/abi/mangle42.C: New test.

        2010-03-19  Andrew Pinski  <andrew_pinski@caviumnetworks.com>

        PR C/43211
        * gcc.dg/pr43211.c: New test.

        2010-03-18  Martin Jambor  <mjambor@suse.cz>

        PR middle-end/42450
        * g++.dg/torture/pr42450.C: New test.

        2010-03-18  Michael Matz  <matz@suse.de>

        PR tree-optimization/43402
        * gcc.dg/pr43402.c: New testcase.

        2010-03-17  Peter Bergner  <bergner@vnet.ibm.com>

        PR target/42427
        * gcc.dg/pr42427.c: New test.

        2010-03-16  Richard Guenther  <rguenther@suse.de>

        PR middle-end/43379
        * gcc.dg/pr43379.c: New testcase.

        2010-03-15  Michael Matz  <matz@suse.de>

        PR middle-end/43300
        * gcc.dg/pr43300.c: New testcase.

        2010-03-15  Richard Guenther  <rguenther@suse.de>

        PR tree-optimization/43367
        * gcc.c-torture/compile/pr43367.c: New testcase.

Added:
    branches/gcc-4_4-branch/gcc/testsuite/g++.dg/abi/mangle42.C
      - copied unchanged from r157725,
trunk/gcc/testsuite/g++.dg/abi/mangle42.C
    branches/gcc-4_4-branch/gcc/testsuite/g++.dg/ext/is_pod_98.C
      - copied unchanged from r157725,
trunk/gcc/testsuite/g++.dg/ext/is_pod_98.C
    branches/gcc-4_4-branch/gcc/testsuite/g++.dg/torture/pr42450.C
      - copied unchanged from r157725,
trunk/gcc/testsuite/g++.dg/torture/pr42450.C
    branches/gcc-4_4-branch/gcc/testsuite/gcc.c-torture/compile/pr43367.c
      - copied unchanged from r157725,
trunk/gcc/testsuite/gcc.c-torture/compile/pr43367.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/pr42427.c
      - copied unchanged from r157725, trunk/gcc/testsuite/gcc.dg/pr42427.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/pr43211.c
      - copied unchanged from r157725, trunk/gcc/testsuite/gcc.dg/pr43211.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/pr43300.c
      - copied unchanged from r157725, trunk/gcc/testsuite/gcc.dg/pr43300.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/pr43379.c
      - copied unchanged from r157725, trunk/gcc/testsuite/gcc.dg/pr43379.c
    branches/gcc-4_4-branch/gcc/testsuite/gcc.dg/pr43402.c
      - copied unchanged from r157725, trunk/gcc/testsuite/gcc.dg/pr43402.c
    branches/gcc-4_4-branch/gcc/testsuite/gfortran.dg/pr43475.f90
      - copied unchanged from r157725,
trunk/gcc/testsuite/gfortran.dg/pr43475.f90
   
branches/gcc-4_4-branch/gcc/testsuite/gfortran.fortran-torture/execute/pr43390.f90
      - copied unchanged from r157725,
trunk/gcc/testsuite/gfortran.fortran-torture/execute/pr43390.f90
Modified:
    branches/gcc-4_4-branch/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=43475


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

end of thread, other threads:[~2010-03-25 16:41 UTC | newest]

Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2010-03-22 11:04 [Bug middle-end/43475] New: [4.5 Regression] ICE in form_sum, at reload.c:5348 rguenth at gcc dot gnu dot org
2010-03-22 11:11 ` [Bug middle-end/43475] " rguenth at gcc dot gnu dot org
2010-03-22 11:57 ` matz at gcc dot gnu dot org
2010-03-22 16:29 ` matz at gcc dot gnu dot org
2010-03-22 16:30 ` matz at gcc dot gnu dot org
2010-03-25 16:41 ` hjl at gcc dot gnu dot org

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