>>>>> On Tue, 25 Jan 2005 14:03:08 -0800, "Luck, Tony" <[EMAIL PROTECTED]> said:
Tony> This is using the tool chain on SLES9. I ran the preprocessor
Tony> over entry.S, and it does include the ".align 32" ... so the
Tony> change should have had no effect. Which means that something
Tony> else I did today probably dropped the cycles :-(
I believe the exact data-cache layout can affect the basic
syscall-path quite significantly. Thus, I can certainly see why
apparently unrelated changes could affect the syscall path. Getting
better control over the data-layout would be nice (Ken's GP-relative
addressing work may a helpful step in that direction).
--david
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