Messages in this thread |  | | | Date | Wed, 22 Feb 2012 14:34:05 +0100 | | From | Ingo Molnar <> | | Subject | Re: [PATCH 00/10] jump label: introduce very_[un]likely + cleanups + docs |
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* Steven Rostedt <rostedt@goodmis.org> wrote:
> I like the blue shed, but anyway... > > On Wed, 2012-02-22 at 09:06 +0100, Ingo Molnar wrote: > > * H. Peter Anvin <hpa@zytor.com> wrote: > > > > > Not arguing that, but the static aspect is still key... or > > > people will read it as another version of likely/unlikely. > > > > They can *read* it as such, that as is very much intentional! > > I mentioned this thread on irc and the first comment I received was: > > "is that a new attempt at trying to guide the compiler?"
It essentially is, implemented partly via compiler help, combined with runtime code patching, as an extended run-time arm of the compiler in essence, to make out of line slowpaths even cheaper to have around - to make the fast-path even faster.
> I personally find the very_unlikely() confusing, but then > again I like the blue shed over the pink one.
Confusing in what way?
Thanks,
Ingo
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