AIX I/O failures

Phil Edwards
Thu Jan 25 13:37:00 GMT 2001

On Thu, Jan 25, 2001 at 01:24:34PM -0800, Mark Mitchell wrote:
> The reference approach has a performance cost that the array-of-chars
> appraoch does not.
> You now penalize every reference to cout, in that the linker cannot
> resolve the address statically.  In other words, when you say:
> Right?

Disclaimer:  I am by no means an expert on the i686 architecture.

Well, doing a before-and-after test where this patch was the only difference,
generating assembly for hello-world with no optimization gives me a pair
of 6K files whose only difference...

    96% diff hw_old.s hw_new.s
    <       pushl   $_ZSt4cout
    >       pushl   _ZSt4cout

...doesn't look like it would cause any performance degredation.  I think.


pedwards at disaster dot jaj dot com  |  pme at sources dot redhat dot com
devphil at several other less interesting addresses in various dot domains
The gods do not protect fools.  Fools are protected by more capable fools.

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