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From: pip pip@cpu.khimaira.com
Subject: [9fans] TAS
Date: Sat, 19 Jun 1999 11:52:02 -0400	[thread overview]
Message-ID: <19990619155202.vobGUQCd-FWL1YqAHi4GraMGao-E7B28nfqXMg_tD8A@z> (raw)



On Sat, 19 Jun 1999, Nigel Roles wrote:

>>> Why implement as a call? Because inlining is not supported by the
>>> compiler,
I think you may have misunderstood what I meant when I said 'inline'. I
did not mean like gcc's __inline__ or C++ inline fxns. I meant doing it
maually.

>>> anyway the instruction sequence has a very strong chance of being
>>> cached as it is used a lot, so performance is not really an issue.
???


>>> Does this make it less atomic? No. The assembler instruction is just
>>> as atomic as it was before. This is all that matters.
But what about the additional stack manipulations involved in a function
call ? I agree that things have to be done the way they are, and that
advantage has to be taken of the processors equivalent of a TSL
instruction.







             reply	other threads:[~1999-06-19 15:52 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1999-06-19 15:52 pip [this message]
  -- strict thread matches above, loose matches on Subject: below --
1999-06-19 11:52 forsyth
1999-06-19  9:20 Nigel
1999-06-18 16:55 pip

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