| Re: [eigen] sse asin implementation |
[ Thread Index |
Date Index
| More lists.tuxfamily.org/eigen Archives
]
- To: eigen@xxxxxxxxxxxxxxxxxxx
- Subject: Re: [eigen] sse asin implementation
- From: Rohit Garg <rpg.314@xxxxxxxxx>
- Date: Tue, 7 Apr 2009 17:36:52 +0530
- Dkim-signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:mime-version:received:in-reply-to:references :date:message-id:subject:from:to:content-type :content-transfer-encoding; bh=UGu1mXAT8wOAiyS4rqLFuZ9+aUBrH5atud9sbOLswrU=; b=t6o9jFTfF1Kg4bvgxeE3yjWIkNhgY00NSQGqyvidqVaeG25chkAhCvnJJzz83AAxGG 3hv74WyLYvEFez6of9ELNUu0PoF9HUUymMoG5gbnEcgtg+8JkypuDC/K8Gs0k1N5C/y2 K8Ctdu+O/9xToikd2BzchACyX5ZaVPCgO8iss=
- Domainkey-signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :content-type:content-transfer-encoding; b=T0KVutBU5edB+rnmUDBJcMR8H4Tc89IyHQY1NljT4jQXbrIKph0Ale6YlQn68I5n1H pJ3GcCDnqzXaesD9xVlWeFucm4rkrdzmai+u4KFJiSnkjBT6gQhCktW+9JXwrtsKj5/X l2FzWV4274Pezgf9kEaq8fsipQyhv989pNHbc=
> About --ffast-math, I'm not competent. As soon as one uses SSE, one is
> no longer IEEE754 compliant anyway.
Hang on, I thought otherwise. And Gael pointed out that the sqrt_ps
was exact according to IEEE spec, what about add,sub,mul,div?
--
Rohit Garg
http://rpg-314.blogspot.com/
Senior Undergraduate
Department of Physics
Indian Institute of Technology
Bombay