Re: [PATCH 00/10] jump label: introduce very_[un]likely + cleanups+ docs

[Richard Henderson]

On 02/22/12 07:32, Peter Zijlstra wrote:
> So I clicked the link Jason provided in his 10/10 Documentation patch
> and stumbled upon:
> 
>   http://gcc.gnu.org/ml/gcc-patches/2009-07/msg01558.html
> 
> Where rth suggests that __attribute__((hot,cold)) might work on the
> destination labels. Trying this my compiler (4.6.1+crap) pukes all over
> me suggesting this isn't (yet) implemented.
> 
> Richard, is something like that still on the table?

It's still a possibility.  I gave Jason a patch for that quite some time
ago; I don't recall hearing whether it turned out to actually be useful.


r~
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