bootstrap/4195: mn10200-elf fails building libgcc __ffssi2

[hp at bitrange dot com]

>Number:         4195
>Category:       bootstrap
>Synopsis:       mn10200-elf fails building libgcc __ffssi2
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Sat Sep 01 06:26:00 PDT 2001
>Closed-Date:
>Last-Modified:
>Originator:     hp@bitrange.com
>Release:        Trunk as of Sat Sep  1 04:08:10 GMT 2001
>Organization:
>Environment:
Host is i686-pc-linux-gnu.  Target is mn10200-elf.
>Description:
You'll see this when building libgcc:

/home/hp/builds2/mn10200-sim/gcc/xgcc -B/home/hp/builds2/mn10200-sim/gcc/
-nostdinc -B/home/hp/builds2/mn10200-sim/mn10200-elf/ne\
wlib/ -isystem
/home/hp/builds2/mn10200-sim/mn10200-elf/newlib/targ-include -isystem
/home/hp/cvs_areas/combined/cvs_write/newlib\
/libc/include
-B/home/hp/builds2/mn10200-sim/../install-mn12sim/mn10200-elf/bin/
-B/home/hp/builds2/mn10200-sim/../install-mn12si\
m/mn10200-elf/lib/ -isystem
/home/hp/builds2/mn10200-sim/../install-mn12sim/mn10200-elf/include
-L/home/hp/builds2/mn10200-sim/ld\
 -O2  -DCROSS_COMPILE -DIN_GCC    -W -Wall -Wwrite-strings
-Wstrict-prototypes -Wmissing-prototypes -isystem ./include  -DDF=SF -\
DDI=SI -g1  -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED -Dinhibit_libc
-I. -I. -I/home/hp/cvs_areas/combined/cvs_write/gcc -I/home/hp/c\
vs_areas/combined/cvs_write/gcc/.
-I/home/hp/cvs_areas/combined/cvs_write/gcc/config
-I/home/hp/cvs_areas/combined/cvs_write/gcc/\
../include  -DL_ffsdi2 -c
/home/hp/cvs_areas/combined/cvs_write/gcc/libgcc2.c -o libgcc/./_ffsdi2.o
/home/hp/cvs_areas/combined/cvs_write/gcc/libgcc2.c: In function
`__ffssi2':
/home/hp/cvs_areas/combined/cvs_write/gcc/libgcc2.c:349: Unrecognizable
insn:
(insn 124 127 126 (set (subreg:HI (reg/f:PSI 30) 0)
        (subreg:HI (symbol_ref:PSI ("__clz_tab")) 0)) -1 (insn_list 127
                                                                    (nil))
    (nil))
/home/hp/cvs_areas/combined/cvs_write/gcc/libgcc2.c:349: Internal compiler
error in extract_insn, at recog.c:2125
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL:http://www.gnu.org/software/gcc/bugs.html> for instructions.
make[3]: *** [libgcc/./_ffsdi2.o] Error 1
>How-To-Repeat:
Follow <URL:http://gcc.gnu.org/simtest-howto.html>, use
mn10200-elf mn10200-sim.
>Fix:

>Release-Note:
>Audit-Trail:
>Unformatted: