[Bug bootstrap/15944] New: Unrecognizable insn while compiling tree-outof-ssa.c

[Bug bootstrap/15944] New: Unrecognizable insn while compiling tree-outof-ssa.c

[phython at gcc dot gnu dot org]

remove_ssa_form
 {GC 6560k -> 5403k} {GC 7032k -> 5198k}
/home/jim/cvs/gcc.lno/gcc/gcc/tree-outof-ssa.c: In function `remove_ssa_form':
/home/jim/cvs/gcc.lno/gcc/gcc/tree-outof-ssa.c:1990: error: unrecognizable
insn:(insn 3212 2512 2517 337 (set (subreg:SI (reg:CC 100 %icc) 0)
        (reg:SI 1047)) -1 (nil)
    (nil))

Breakpoint 1, fancy_abort (
    file=0x7fd7c8 "/home/jim/cvs/gcc.lno/gcc/gcc/recog.c", line=2068,
    function=0x7fd868 "extract_insn")
    at /home/jim/cvs/gcc.lno/gcc/gcc/diagnostic.c:589
589       internal_error ("in %s, at %s:%d", function, trim_filename (file), line);
(gdb) bt
#0  fancy_abort (file=0x7fd7c8 "/home/jim/cvs/gcc.lno/gcc/gcc/recog.c",
    line=2068, function=0x7fd868 "extract_insn")
    at /home/jim/cvs/gcc.lno/gcc/gcc/diagnostic.c:589
#1  0x0059e520 in _fatal_insn (msgid=0x800a58 "unrecognizable insn:",
    insn=0x70a8fb90, file=0x7fd7c8 "/home/jim/cvs/gcc.lno/gcc/gcc/recog.c",
    line=2068, function=0x7fd868 "extract_insn")
    at /home/jim/cvs/gcc.lno/gcc/gcc/rtl-error.c:116
#2  0x0059e56c in _fatal_insn_not_found (insn=0x70a8fb90,
    file=0x7fd7c8 "/home/jim/cvs/gcc.lno/gcc/gcc/recog.c", line=2068,
    function=0x7fd868 "extract_insn")
    at /home/jim/cvs/gcc.lno/gcc/gcc/rtl-error.c:124
#3  0x0053f340 in extract_insn (insn=0x70a8fb90)
    at /home/jim/cvs/gcc.lno/gcc/gcc/recog.c:2068
#4  0x0073e334 in find_matches (insn=0x70a8fb90, matchp=0xefffee18)
    at /home/jim/cvs/gcc.lno/gcc/gcc/regmove.c:1522
#5  0x0073ccd8 in regmove_optimize (f=0x70b16e60, nregs=1157,
    regmove_dump_file=0x0) at /home/jim/cvs/gcc.lno/gcc/gcc/regmove.c:1121
#6  0x0064b9cc in rest_of_handle_regmove (decl=0x706dc690, insns=0x70b16e60)
    at /home/jim/cvs/gcc.lno/gcc/gcc/passes.c:845
#7  0x0064db44 in rest_of_compilation (decl=0x706dc690)
    at /home/jim/cvs/gcc.lno/gcc/gcc/passes.c:1637
#8  0x0011cccc in tree_rest_of_compilation (fndecl=0x706dc690, nested_p=false)
    at /home/jim/cvs/gcc.lno/gcc/gcc/tree-optimize.c:606
#9  0x00047b2c in c_expand_body_1 (fndecl=0x706dc690, nested_p=0)
    at /home/jim/cvs/gcc.lno/gcc/gcc/c-decl.c:6380
#10 0x00047edc in c_expand_body (fndecl=0x706dc690)
    at /home/jim/cvs/gcc.lno/gcc/gcc/c-decl.c:6403
#11 0x00678ca4 in cgraph_expand_function (node=0x70834870)
    at /home/jim/cvs/gcc.lno/gcc/gcc/cgraphunit.c:794
#12 0x0067c08c in cgraph_expand_all_functions ()
    at /home/jim/cvs/gcc.lno/gcc/gcc/cgraphunit.c:1668
#13 0x0067c55c in cgraph_optimize ()
    at /home/jim/cvs/gcc.lno/gcc/gcc/cgraphunit.c:1758
#14 0x000cce68 in c_objc_common_finish_file ()
    at /home/jim/cvs/gcc.lno/gcc/gcc/c-objc-common.c:241
#15 0x000203d8 in finish_file () at /home/jim/cvs/gcc.lno/gcc/gcc/c-lang.c:213
#16 0x000bd0a0 in c_common_parse_file (set_yydebug=0)
    at /home/jim/cvs/gcc.lno/gcc/gcc/c-opts.c:1240
#17 0x005de19c in compile_file ()
    at /home/jim/cvs/gcc.lno/gcc/gcc/toplev.c:1667
#18 0x005e0fbc in do_compile () at /home/jim/cvs/gcc.lno/gcc/gcc/toplev.c:2708
#19 0x005e1058 in toplev_main (argc=4, argv=0xeffff784)
    at /home/jim/cvs/gcc.lno/gcc/gcc/toplev.c:2740
#20 0x000ec4b4 in main (argc=4, argv=0xeffff784)
    at /home/jim/cvs/gcc.lno/gcc/gcc/main.c:35

-- 
           Summary: Unrecognizable insn while compiling tree-outof-ssa.c
           Product: gcc
           Version: lno
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: bootstrap
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: phython at gcc dot gnu dot org
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: sparc-linux-gnu
  GCC host triplet: sparc-linux-gnu
GCC target triplet: sparc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15944

[Bug target/15944] Unrecognizable insn while compiling tree-outof-ssa.c

[pinskia at gcc dot gnu dot org]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|bootstrap                   |target
           Keywords|                            |ice-on-valid-code
   Target Milestone|---                         |lno


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15944

[Bug target/15944] Unrecognizable insn while compiling tree-outof-ssa.c

[phython at gcc dot gnu dot org]

------- Additional Comments From phython at gcc dot gnu dot org  2004-06-11 16:43 -------
Created an attachment (id=6520)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=6520&action=view)
compressed proprossed copy of tree-outof-ssa from the lno branch


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15944

[Bug target/15944] Unrecognizable insn while compiling tree-outof-ssa.c

[phython at gcc dot gnu dot org]

------- Additional Comments From phython at gcc dot gnu dot org  2004-06-11 16:48 -------
Here is the command line that cause the original problem:
stage1/xgcc -Bstage1/ -B/home/jim/var/sparc-linux/sparc-unknown-linux-gnu/bin/
-c   -g -O2 -DIN_GCC   -W -Wall -Wwrite-strings -Wstrict-prototypes
-Wmissing-prototypes -pedantic -Wno-long-long -Wno-variadic-macros
-Wold-style-definition -Werror -fno-common   -DHAVE_CONFIG_H    -I. -I.
-I/home/jim/cvs/gcc.lno/gcc/gcc -I/home/jim/cvs/gcc.lno/gcc/gcc/.
-I/home/jim/cvs/gcc.lno/gcc/gcc/../include
-I/home/jim/cvs/gcc.lno/gcc/gcc/../libcpp/include
-I/home/jim/cvs/gcc.lno/gcc/gcc/../libbanshee/libcompat
-I/home/jim/cvs/gcc.lno/gcc/gcc/../libbanshee
-I/home/jim/cvs/gcc.lno/gcc/gcc/../libbanshee/points-to 
/home/jim/cvs/gcc.lno/gcc/gcc/tree-outof-ssa.c -o tree-outof-ssa.o

-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15944

[Bug target/15944] Unrecognizable insn while compiling tree-outof-ssa.c

[belyshev at lubercy dot com]

------- Additional Comments From belyshev at lubercy dot com  2004-06-11 17:09 -------
small testcase:
------------------------------------------
void blah (int bb, int flags)
{
  while (bb)
    {
      if (flags & 1)
	foo (bb);
      bb = baz ();
    }
}
------------------------------------------

Confirmed.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |NEW
     Ever Confirmed|                            |1
   Last reconfirmed|0000-00-00 00:00:00         |2004-06-11 17:09:14
               date|                            |


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15944

[Bug target/15944] Unrecognizable insn while compiling tree-outof-ssa.c

[rakdver at gcc dot gnu dot org]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|unassigned at gcc dot gnu   |rakdver at gcc dot gnu dot
                   |dot org                     |org
             Status|NEW                         |ASSIGNED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15944

[Bug target/15944] Unrecognizable insn while compiling tree-outof-ssa.c

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2004-06-12 02:27 -------
Subject: Bug 15944

CVSROOT:	/cvs/gcc
Module name:	gcc
Branch: 	lno-branch
Changes by:	rakdver@gcc.gnu.org	2004-06-12 02:27:16

Modified files:
	gcc            : ChangeLog.lno loop-invariant.c 

Log message:
	PR target/15944
	* loop-invariant.c (may_assign_reg_p): Use can_copy_p.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.lno.diff?cvsroot=gcc&only_with_tag=lno-branch&r1=1.1.2.184&r2=1.1.2.185
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/loop-invariant.c.diff?cvsroot=gcc&only_with_tag=lno-branch&r1=1.1.4.11&r2=1.1.4.12



-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15944

[Bug target/15944] Unrecognizable insn while compiling tree-outof-ssa.c

[rakdver at gcc dot gnu dot org]

------- Additional Comments From rakdver at gcc dot gnu dot org  2004-06-12 02:32 -------
Fixed by this commit.

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15944

[Bug target/15944] Unrecognizable insn while compiling tree-outof-ssa.c

[phython at gcc dot gnu dot org]

------- Additional Comments From phython at gcc dot gnu dot org  2004-06-12 15:38 -------
 I can bootstrap now.  Thanks.

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|RESOLVED                    |VERIFIED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=15944