[SCM] GNU Mach branch, master, updated. 77c3d3e9505853ea2d5e1b68f7c7e6c2481cccaf

[Samuel Thibault]

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- Log -----------------------------------------------------------------
commit 77c3d3e9505853ea2d5e1b68f7c7e6c2481cccaf
Author: Samuel Thibault <address@hidden>
Date:   Sat Nov 28 16:47:24 2009 +0100

    Fix debugging message
    
        * i386/i386/fpu.c (fphandleerr): Fix debugging message.

commit 2712e9c177254a75b5d01925ff18c1fce08616ba
Author: Samuel Thibault <address@hidden>
Date:   Sat Nov 28 16:07:10 2009 +0100

    Add native FPU error support
    
        * i386/i386/fpu.c (init_fpu): Enable CR0_NE when processor is at
        least i486.
        (fpintr): Move code handling the FPU state to...
        (fphandleerr): New function.
        (fpexterrflt): Rename into...
        (fpastintr): New function.
        (fpexterrflt): Reintroduce function, calls fphandleerr then
        raises exception.
        * i386/i386/fpu.h (fpastintr): Add prototype.
        * i386/i386/trap.c (i386_astintr): Call fpastintr instead of
        fpexterrflt.

commit f5f8862a7a39d920325cae53e0f07a4a0d0d7714
Author: Samuel Thibault <address@hidden>
Date:   Sat Nov 28 15:29:28 2009 +0100

    Panic when no FPU is available
    
        * i386/i386/fpu.c (init_fpu): Panic if no FPU is available.

-----------------------------------------------------------------------

Summary of changes:
 i386/i386/fpu.c  |  108 +++++++++++++++++++++++++++++++++++++----------------
 i386/i386/fpu.h  |    1 +
 i386/i386/trap.c |    2 +-
 3 files changed, 77 insertions(+), 34 deletions(-)


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