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RE: [DotGNU]New interrupt handling & TickCount

From: Thong (Tum) Nguyen
Subject: RE: [DotGNU]New interrupt handling & TickCount
Date: Sat, 19 Jun 2004 12:38:31 +1200

FYI, full interrupt handling as well as a fully compliant
Environment.TickCount for FreeBSD has been implemented and committed to CVS.


> -----Original Message-----
> From: Thong (Tum) Nguyen [mailto:address@hidden
> Sent: Friday, 18 June 2004 09:03
> To: address@hidden
> Subject: [DotGNU]New interrupt handling & TickCount
> Hi guys :)
> I've updated the interrupt code to support divide by zero and integer
> overflows.  It won't actually make much (if any) of a speed difference
> cause
> integer division is so slow compared to a compare/jump.
> I've also made Environment.TickCount work as specified under Linux
> (currently it's only giving ticks since ilrun was started).  Linux only
> provides second precision for uptime but it wasn't too difficult to use
> that
> in conjuction with the current time to get a nice millisecond (nanosecond
> internally!) precision required.  PNET is now the only CLI that properly
> implements Environment.TickCount on both Linux and Windows ;-).
> Once I get FreeBSD running I'll be able to get interrupt handling &
> TickCount working there too :).
> Regards,
> ^Tum
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