On 20-Mar-01 Bruce Evans wrote:
> On Mon, 19 Mar 2001, John Baldwin wrote:
>
>> Hmmm. An eip of 0 is bad. This could be just another instance of the bzero
>> bug just in another place. You probably want to change the code that
>> actually
>> sets *bzero to i586_bzero (and same for any other ops that use floating
>> point).
>> The code in question for this lies in i386/isa/npx.c. It seems we use the
>> fp
>> regs for copyin/copyout and bcopy as well. I would just change line 458 of
>> npx.c to say '#ifdef I586_CPU_XXX' for now as your temporary patch (then you
>> don't need to patch pmap_zero_page() anymore.)
>
> There is no need to change anything. Just disable the fp optimizations
> using the npx flags.
That works, too, but until i586_* are fixed they need to default to off, not to
on. :) I'm not suggesting committing this, just suggesting a local hack for
testing anyways.
> Bruce
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