��Hi Eliot,

While we're extending specialObjectsArray, it may make sense adding
FloatArray and the currently non-existent Float64Array as well.

Levente

On Mon, 13 Jan 2020, Eliot Miranda wrote:

> Hi All,
> �� �� currently the following slots in the specialObjectsArray are unused in both Squeak and Pharo (& I suspect Cuis).
>
> newArray at: 32 put: nil. "was the prototype Float"
> newArray at: 33 put: nil. "was the prototype 4-byte LargePositiveInteger"
> newArray at: 34 put: nil. "was the prototype Point"
>
> The specialObjectsArray already contains ByteArray
> newArray at: 27 put: ByteArray.
>
> I would like to have a full set of little-endian unsigned integer arrays.�� In Spur Squeak these are ByteArray, DoubleByteArray, WordArray (Bitmap is big endian), and DoubleWordArray.�� The VM's at:[put:] directly supports
> these four at the JIT level giving us efficient unsigned access.�� There is also efficient signed access for some signed arrays but these are less useful (at least in theVM simulator).
>
> I want to make all four unsigned integer array classs available to plugins etc via the interpreterProxy.�� So here's a formal request to reserve these values for use as follows:
> newArray at: 27 put: ByteArray.
> ...
> newArray at: 32 put: DoubleByteArray.
> newArray at: 33 put: WordArray.
> newArray at: 34 put: DoubleWordArray.
>
> _,,,^..^,,,_
> best,��Eliot
>
>
>