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RE: recent troubles with float vectors & bitwise ops
On 24 August 2007 17:04, Andrew Pinski wrote:
> On 8/24/07, Mark Mitchell <mark@codesourcery.com> wrote:
>> Let "a" and "b" be floating-point operands of type F, where F is a
>> floating-point type. Let N be the number of bytes in F. Then, "a | b"
>> is defined as:
>
> Yes that makes sense, not. Since most of the time, you have a mask
> and that is what is being used.
http://en.wikipedia.org/wiki/Weasel_word.
> Like masking the the sign bit or
> doing a selection. The mask is most likely a NaN anyways so having
> that undefined just does not make sense.
What are you talking about? I can't even parse this rant.
cheers,
DaveK
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