typed array strawman proposal

P T Withington ptw at pobox.com
Wed Jan 27 10:36:44 PST 2010

On 2010-01-27, at 13:17, Brendan Eich wrote:

> On Jan 27, 2010, at 10:15 AM, P T Withington wrote:
>> On 2010-01-27, at 13:06, Brendan Eich wrote:
>>> Anyway, we do not want to require exotic techniques. We want to allow C++ implementations, which require constants to avoid obvious performance hits for no good reason. Competition will kill any browser foolish enough to take such hits.
>> That seems inconsistent with the philosophy that classes can be syntactic sugar on closures that will be magically optimized.
> That philosophy cannot possibly implement native GPU-oriented fixed-size machine-int-element-typed arrays!

I must be missing something.  You can optimize:

  new Int16Array(foo, n)

but not:

  new IndirectArray(foo, 'int', 16, 0);


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