Struct/value types + stack allocations

[Vitaly Davidovich]

Hi Kris,

I will definitely take a peek at that mailing list and your links - thanks
for the pointers.

Vitaly

Sent from my phone
On Jan 17, 2012 10:41 PM, "Krystal Mok" <rednaxelafx at gmail.com> wrote:

> Hi Vitaly,
>
> You could try mlvm-dev [1], too. There are a lot of experiments going on
> over there.
>
> There's a proposal on tuples and value-oriented types [2]. There's even an
> experimental implemention for it, developed by Michael Barker. You can
> follow its progress on mlvm-dev list [3].
>
> - Kris
>
> [1]: http://mail.openjdk.java.net/mailman/listinfo/mlvm-dev
> [2]:
> http://openjdk.java.net/projects/mlvm/subprojects.html#TupleSignatures
> [3]:
> http://mail.openjdk.java.net/pipermail/mlvm-dev/2011-July/003570.html
>
> On Wed, Jan 18, 2012 at 8:09 AM, Vitaly Davidovich <vitalyd at gmail.com>wrote:
>
>> Hi,
>>
>> I asked this question on hotspot-compiler dev mailing list (it was tied
>> in with an escape analysis question) but Vladimir Kozlov suggested I try
>> this group instead.  Copy/paste of my question:
>>
>> Also, are there any plans to support struct/value-type like (ala CLR's
>> struct) constructs in the JVM (presumably java can then target it)? This
>> would allow developer to control where something gets allocated without
>> relying on EA, and it would also reduce the amount of indirection in object
>> graphs (and the mem/cpu performance hit of them) since struct members of a
>> heap allocated object could be allocated "inline".
>>
>> Thanks
>>
>> Sent from my phone
>>
>
>
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