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Re: [patch] libgomp: removing nodlopen flag for portability
On Wed, May 02, 2007 at 07:01:08AM -0700, Andrew Pinski wrote:
> On 5/2/07, Jakub Jelinek <jakub@redhat.com> wrote:
> >This is a bad idea, global-dynamic model is much slower than initial-exec.
> How much slower? And do we care that much for the library itself?
In my tests roughly 4 times slower for simple taking address of a __thread
variable. We do care that much for the library itself, we use __thread
vars in libgomp all the time, in performance sensitive parts of the library.
Jakub