Binyamin Dissen wrote:
Is there much of a cost to switching amodes?
Is it worth writing code to be able to run completely in 64 bit mode (and
maintain the top half of the registers) or is it fine to switch in and out
when referencing storage above the bar?
POPs does not indicate anything.
In my experience, excessive switching of addressing mode is quite
expensive. I suspect it's because the entire pipeline must be flushed.
--
Edward E Jaffe
Phoenix Software International, Inc
5200 W Century Blvd, Suite 800
Los Angeles, CA 90045
310-338-0400 x318
[EMAIL PROTECTED]
http://www.phoenixsoftware.com/
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