[Bug rtl-optimization/21281] New: ICE with building newlib

[Bug rtl-optimization/21281] New: ICE with building newlib

[nathan at gcc dot gnu dot org]

The attached testcase, when compiled with ' -O2 -m68hc11' ICEs with an
unrecognizable insn

nathan@garibaldi:223>./cc1 -O2 -m68hc11 bug.i -quiet
bug.i: In function 'get_number':
bug.i:8: error: unrecognizable insn:
(insn 31 7 12 0 (set:HI (reg:HI 1 d [orig:56+2 ] [56])
        (xor:HI (reg:HI 1 d [orig:56+2 ] [56])
            (const_int -32768 [0xffff8000]))) -1 (nil)
    (nil))
bug.i:8: internal compiler error: in extract_insn, at recog.c:2082
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://gcc.gnu.org/bugs.html> for instructions.

-- 
           Summary: ICE with building newlib
           Product: gcc
           Version: 4.1.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: rtl-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: nathan at gcc dot gnu dot org
                CC: gcc-bugs at gcc dot gnu dot org
 GCC build triplet: i686-pc-linux-gnu
  GCC host triplet: i686-pc-linux-gnu
GCC target triplet: m68hc11-elf


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21281

[Bug rtl-optimization/21281] ICE with building newlib

[nathan at gcc dot gnu dot org]

------- Additional Comments From nathan at gcc dot gnu dot org  2005-04-29 09:46 -------
Created an attachment (id=8762)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=8762&action=view)
testcase extracted from dprintf.c in newlib


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21281

[Bug target/21281] ICE with building newlib

[pinskia at gcc dot gnu dot org]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
          Component|rtl-optimization            |target
           Keywords|                            |ice-on-valid-code


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21281

[Bug target/21281] ICE with building newlib

[ciceron at gcc dot gnu dot org]

------- Additional Comments From ciceron at gcc dot gnu dot org  2005-05-08 17:20 -------
The problem was introduced by the switch to "predicates.md" where
the "splitable_operand" predicate is not correctly defined in the
description: it accepts a subreg, reg, or mem but it must also
accept a constant.


-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
         AssignedTo|unassigned at gcc dot gnu   |ciceron at gcc dot gnu dot
                   |dot org                     |org
             Status|UNCONFIRMED                 |ASSIGNED


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21281

[Bug target/21281] [4.1 Regression] ICE with building newlib

[pinskia at gcc dot gnu dot org]

-- 
           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|ICE with building newlib    |[4.1 Regression] ICE with
                   |                            |building newlib
   Target Milestone|---                         |4.1.0


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21281

[Bug target/21281] [4.1 Regression] ICE with building newlib

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-05-08 20:05 -------
Subject: Bug 21281

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	ciceron@gcc.gnu.org	2005-05-08 20:04:52

Modified files:
	gcc            : ChangeLog 
	gcc/config/m68hc11: predicates.md 

Log message:
	PR target/21281
	* config/m68hc11/predicates.md (splitable_operand): An immediate is
	allowed.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.8660&r2=2.8661
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/config/m68hc11/predicates.md.diff?cvsroot=gcc&r1=1.2&r2=1.3



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21281

[Bug target/21281] [4.1 Regression] ICE with building newlib

[ciceron at gcc dot gnu dot org]

------- Additional Comments From ciceron at gcc dot gnu dot org  2005-05-08 20:18 -------
Fixed.

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


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21281