[Bug target/54093] New: ICE in in extract_insn, at recog.c:2129

["rmansfield at qnx dot com" <gcc-bugzilla at gcc dot gnu dot org>]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54093

             Bug #: 54093
           Summary: ICE in in extract_insn, at recog.c:2129
    Classification: Unclassified
           Product: gcc
           Version: 4.8.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: target
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: rmansfield@qnx.com
                CC: amodra@gmail.com
              Host: x86_64-unknown-linux-gnu
            Target: powerpc-e500v2-linux-gnuspe
             Build: x86_64-unknown-linux-gnu


Created attachment 27871
  --> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27871
preprocessed src

Appears to be introduced by rev189801

$ ./xgcc -v
Using built-in specs.
COLLECT_GCC=./xgcc
Target: powerpc-e500v2-linux-gnuspe
Configured with: ../configure --target=powerpc-e500v2-linux-gnuspe
--prefix=/home/ryan/x-tools/powerpc-e500v2-linux-gnuspe
--with-sysroot=/home/ryan/x-tools/powerpc-e500v2-linux-gnuspe/powerpc-e500v2-linux-gnuspe/sys-root
--enable-languages=c,c++ --disable-multilib --with-cpu=8548 --with-tune=8548
--with-gmp=/home/ryan/x-tools/powerpc-e500v2-linux-gnuspe
--with-mpfr=/home/ryan/x-tools/powerpc-e500v2-linux-gnuspe
--enable-__cxa_atexit
--with-local-prefix=/home/ryan/x-tools/powerpc-e500v2-linux-gnuspe/powerpc-e500v2-linux-gnuspe/sys-root
--disable-nls --enable-threads=posix --enable-symvers=gnu --enable-c99
--enable-long-long --enable-target-optspace --enable-e500_double
--with-long-double-128 : (reconfigured) ../configure
--target=powerpc-e500v2-linux-gnuspe
--prefix=/home/ryan/x-tools/powerpc-e500v2-linux-gnuspe
--with-sysroot=/home/ryan/x-tools/powerpc-e500v2-linux-gnuspe/powerpc-e500v2-linux-gnuspe/sys-root
--enable-languages=c,c++ --disable-multilib --with-cpu=8548 --with-tune=8548
--with-gmp=/home/ryan/x-tools/powerpc-e500v2-linux-gnuspe
--with-mpfr=/home/ryan/x-tools/powerpc-e500v2-linux-gnuspe
--enable-__cxa_atexit
--with-local-prefix=/home/ryan/x-tools/powerpc-e500v2-linux-gnuspe/powerpc-e500v2-linux-gnuspe/sys-root
--disable-nls --enable-threads=posix --enable-symvers=gnu --enable-c99
--enable-long-long --enable-target-optspace --enable-e500_double
--with-long-double-128
Thread model: posix
gcc version 4.8.0 20120724 (experimental) [trunk revision 189843] (GCC) 
$ ./xgcc -B. ~/ice.i -c
/home/ryan/ice.i: In function 'cbq_stat_loop':
/home/ryan/ice.i:67:8: warning: incompatible implicit declaration of built-in
function 'printf' [enabled by default]
        printf (",\tMeasured: %s [bps]\n",
        ^
/home/ryan/ice.i:74:1: error: unrecognizable insn:
 }
 ^
(insn 79 78 80 5 (set (reg:SI 11 11)
        (plus:SI (reg/f:SI 31 31)
            (const_int 32824 [0x8038]))) /home/ryan/ice.i:67 -1
     (nil))
/home/ryan/ice.i:74:1: internal compiler error: in extract_insn, at
recog.c:2129
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.


I've also seen another couple ICEs with the spe configuration which look
related. I'll reduce those testcases shortly, but the errors are:

 error: unrecognizable insn:
 "memory reqd: %20d bytes\n" , ( int )( 4 * _53 + _72 + 100 )); return 0 ; }
 ^
(insn 938 937 939 34 (set (reg:SI 9 9)
        (plus:SI (reg/f:SI 1 1)
            (const_int 70800 [0x11490])))
/home/ryan/latest/svn/lib/sqlite3/cerod_build/cerod_build.c:92 -1
     (nil))
/home/ryan/latest/svn/lib/sqlite3/cerod_build/cerod_build.c:98:1: internal
compiler error: in extract_insn, at recog.c:2129


and 

: error: unrecognizable insn:
 }
 ^
(insn 4114 4113 4115 137 (set (reg:SI 8 8)
        (plus:SI (reg/f:SI 1 1)
            (const_int 82016 [0x14060])))
/home/ryan/latest/svn/lib/io-pkt/crypto/external/bsd/openssh/dist/sftp-server.c:283
-1
     (nil))
/home/ryan/latest/svn/lib/io-pkt/crypto/external/bsd/openssh/dist/sftp-server.c:1521:1:
internal compiler error: in extract_insn, at recog.c:2129