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From "Rana Dasgupta" <rdasg...@gmail.com>
Subject Re: [drlvm] tests failing on Win2000 PIII
Date Wed, 04 Apr 2007 17:51:19 GMT
On 4/4/07, Gregory Shimansky <gshimansky@gmail.com> wrote:
> On Friday 02 March 2007 21:56 Geir Magnusson Jr. wrote:
> > I thought it used to work.  Also, I thought that someone had shown
> > that Win2k was still widely deployed.  maybe that's win2k+3?  (I can
> > never keep the windows platform family straight anymore...)
> Resurrecting this old thread about w2k, Nathan, what happens if you just
> comment out the line with AddVectoredExceptionHandler? In this case you'll
> lose a handler registration, so you will not have hardware NPEs (I am not
> sure about the JIT status for ia32, are hardware NPEs enabled for this
> architecture?),

Also SOE, unless the implementation has changed...?

>you won't have JVMTI breakpoints in JIT mode, so debugging
> won't work. But the rest of VM should work on w2k with the exception of the
> code which uses P4 specific instructions.
> If this helps to at least start running the VM, I think it could be possible
> to move from vectored exceptions to older structured ones on w2k and make it
> a supported platform.
> If you get illegal instruction like mfence on w2k as well, probably the
> modifications which Evgueni Brevnov is going to offer for P3 backport on
> Linux could help you running at least something...
> I am asking because I don't have either w2k or P3 processor, so all I can do
> to help right now is give some suggestions.
> Gregory

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