Re: [boost] RFC: Multithreading design constraints

From: David Abrahams (abrahams_at_[hidden])
Date: 2000-06-09 07:15:50

----- Original Message -----
From: "Peter Dimov" <pdimov_at_[hidden]>
To: <boost_at_[hidden]>
Sent: Friday, June 09, 2000 7:48 AM
Subject: Re: [boost] RFC: Multithreading design constraints

> > I think we need to be prepared to treat SMP synchronization with a
> separate
> > value of BOOST_MT. Non-SMP synchronization could in theory be much more
> > efficient.
>
> But SMP vs non-SMP is not a compile time decision, is it?

It could be. You could dynamically load a different version of the code on
SMP systems, for example. This is not too different from programs that have
core loops which have been optimized for MMX vs. AMD's technology, or
PowerPC G4 vs. G3.

-Dave