[Vm-dev] VM Maker: VMMaker-dtl.298.mcz

[Frank Shearar]

On 14 February 2013 01:18, David T. Lewis <lewis at mail.msen.com> wrote:
>
> On Wed, Feb 13, 2013 at 06:56:26PM +0100, Bert Freudenberg wrote:
>>
>> On 2013-02-13, at 00:34, commits at source.squeak.org wrote:
>>
>> > VMMaker 4.10.11
>> >
>> > Enable large cursor support in the 64-bit image. Previous concern about bitmap conversion is apparently no longer relevant, as #primitiveBeCursor works properly on the 64-bit image (but tested only on little-endian).
>> >
>> > =============== Diff against VMMaker-dtl.297 ===============
>> >
>> > Item was changed:
>> >  ----- Method: InterpreterPrimitives>>primitiveBeCursor (in category 'I/O primitives') -----
>> >  primitiveBeCursor
>> >     "Set the cursor to the given shape. The Mac only supports 16x16 pixel cursors. Cursor offsets are handled by Smalltalk."
>> >
>> >     | cursorObj maskBitsIndex maskObj bitsObj extentX extentY depth offsetObj offsetX offsetY cursorBitsIndex ourCursor |
>> >
>> > - self flag: #Dan.  "This is disabled until we convert bitmaps appropriately"
>> > - objectMemory bytesPerWord = 8 ifTrue: [^ self pop: argumentCount].
>> > -
>>
>> This primitive is not only for ARGB cursors but for all cursor changes. You should try with something like
>>
>>       Cursor crossHair showWhile: [Sensor waitButton]
>>
>> to see if regular (1 / 2 bit) cursors work, too.
>>
>
> Thanks Bert,
>
> The crossHair cursor seems to work fine on the 64-bit image also. I'm not
> sure what else might need testing, but it just looked to me like a leftover
> thing that Dan had meant to come back to. I can't say what the original
> issue may have been, but I see no indication of a problem now, so the code
> that Dan put in to disable it for 64-bit images is gone now, along with
> the 'self flag: #Dan' marker.
>
> By the way if anyone wants to work with this, you can find pre-traced 64-bit
> images at http://squeakci.org/job/Squeak%2064-bit%20image/.

*cough* http://build.squeak.org/job/Squeak%2064-bit%20image/ *cough*

frank

> On Linux,
> install *both* the 64-bit and 32-bit VMs on your system (don't worry about
> overlap or duplication, it's all the same stuff):
>
>   http://www.squeakvm.org/unix/release/Squeak-4.10.2.2614_64bit-linux_x86_64.tar.gz
>   http://www.squeakvm.org/unix/release/Squeak-4.10.2.2614-linux_x86_64.tar.gz
>
> Then you can do:
>
>   $ squeak TrunkImage-64.image
>
> It should look the same as a normal image, except for what what you will
> see displayed in the system reporter (Help -> About this System).
>
> My own personal habit is to install Cog, then rename it from /usr/local/bin/squeak
> to /usr/local/bin/cog. Then I install the two interpreter VMs for 64- and 32-bit
> images, and I've got everything. Not saying other people should do it that
> way, but FWIW that's what I do.
>
> Dave