Re: popcnt instruction

[Rene Zwanenburg via Digitalmars-d-learn]

On Tuesday, 24 June 2014 at 17:05:24 UTC, Justin Whear wrote:

On Tue, 24 Jun 2014 16:34:42 +0000, Archibald wrote:

Hello,

I need to use the "popcnt" processor instruction in a performance

critical section.
Is there a way to do this in D?

D's inline assembler is described here: http://dlang.org/iasm.html

There's also an intrinsic in core.bitop:
http://dlang.org/library/core/bitop/popcnt.html