optimization/4745: ICE on linux kernel compilation with gcc 3.0.2

Johny Dog root@napalm.go.cz
Tue Oct 30 10:47:00 GMT 2001


>Number:         4745
>Category:       optimization
>Synopsis:       ICE on linux kernel compilation with gcc 3.0.2
>Confidential:   no
>Severity:       serious
>Priority:       medium
>Responsible:    unassigned
>State:          open
>Class:          ice-on-legal-code
>Submitter-Id:   net
>Arrival-Date:   Tue Oct 30 10:46:15 PST 2001
>Closed-Date:
>Last-Modified:
>Originator:     Jan Dvorak (johnydog@go.cz)
>Release:        3.0.2
>Organization:
>Environment:
System: Linux napalm.go.cz 2.4.10 #1 Sun Oct 21 16:03:29 CEST 2001 i686 unknown
Architecture: i686

	
host: i686-pc-linux-gnu
build: i686-pc-linux-gnu
target: i686-pc-linux-gnu
configured with: ../gcc-3.0.1/configure --enable-languages=c,c++
>Description:
	
[root@napalm net]# gcc -D__KERNEL__ -I/usr/src/linux/include -Wall -Wstrict-prototypes -Wno-trigraphs -O2 -fomit-frame-pointer -fno-strict-aliasing -fno-common -pipe -mpreferred-stack-boundary=2 -march=athlon     -c -o 8139too.o 8139too.c
8139too.c: In function `netdev_ethtool_ioctl':
8139too.c:2432: Unrecognizable insn:
(insn/i 618 1061 1058 (parallel[
            (set (reg:SI 6 ebp)
                (asm_operands:SI ("addl %3,%1 ; sbbl %0,%0; cmpl %1,%4; sbbl $0,%0") ("=&r") 0[
                        (reg/v:SI 1 edx [165])
                        (mem:SI (plus:SI (reg/f:SI 6 ebp)
                                (const_int -352 [0xfffffea0])) 0)
                        (mem/s:SI (plus:SI (reg:SI 0 eax [173])
                                (const_int 12 [0xc])) 0)
                    ]
                    [
                        (asm_input:SI ("1"))
                        (asm_input:SI ("g"))
                        (asm_input:SI ("g"))
                    ]  ("/usr/src/linux/include/asm/uaccess.h") 558))
            (set (reg/v:SI 1 edx [165])
                (asm_operands:SI ("addl %3,%1 ; sbbl %0,%0; cmpl %1,%4; sbbl $0,%0") ("=r") 1[
                        (reg/v:SI 1 edx [165])
                        (mem:SI (plus:SI (reg/f:SI 6 ebp)
                                (const_int -352 [0xfffffea0])) 0)
                        (mem/s:SI (plus:SI (reg:SI 0 eax [173])
                                (const_int 12 [0xc])) 0)
                    ]
                    [
                        (asm_input:SI ("1"))
                        (asm_input:SI ("g"))
                        (asm_input:SI ("g"))
                    ]  ("/usr/src/linux/include/asm/uaccess.h") 558))
            (clobber (reg:QI 19 dirflag))
            (clobber (reg:QI 18 fpsr))
            (clobber (reg:QI 17 flags))
        ] ) -1 (insn_list 604 (insn_list 611 (nil)))
    (nil))
8139too.c:2432: Internal compiler error in reload_cse_simplify_operands, at reload1.c:8364
Please submit a full bug report,
with preprocessed source if appropriate.
See <URL: http://www.gnu.org/software/gcc/bugs.html > for instructions.

>How-To-Repeat:
	Preprocessed file at: http://www.johnydog.cz/8139too.i.gz
>Fix:
	compile without optimizations or at 'lower' target (i486)

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



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