2011/7/19 Johan Tibell :
> On Tue, Jul 19, 2011 at 6:02 PM, Johan Tibell wrote:
>> I've implemented the primop but run into some difficulty: to use the
>> above fallback I need the code to be statically linked into every
>> binary. I'm not quite sure how to achieve that.
>
> If dynamic linking doe
On Tue, Jul 19, 2011 at 6:02 PM, Johan Tibell wrote:
> I've implemented the primop but run into some difficulty: to use the
> above fallback I need the code to be statically linked into every
> binary. I'm not quite sure how to achieve that.
If dynamic linking doesn't hurt performance (too much).
Hi,
I'm trying to add support for the POPCNT instruction, which exists on
some modern CPUs (e.g. Nehalem). The idea is to add a popCnt# primop
which would generate a POPCNT instruction when compiling with
-msse4.2. If the user didn't specified -msse4.2, the primop should
fall back to some other im