(apologies if you receive this twice; trying to fix 2 sending failures)
My current leaning:
- Use the current scheme of Rooted, MutableHandle, and Handle
- Add in an Unrooted
- Eliminate pretty much all bare pointers from the engine (except in
some of the GC code)
- Convert all member functio
Steve Fink wrote:
Another hole is when we use the pointer value to compute a hash code,
which we unfortunately do pretty often. For JSObjects, at least, it
would be really nice if we had an identity value to use instead.
dmandelin and I talked about this, and initially I assumed this would
requir
On 07/13/2012 11:28 AM, Brendan Eich wrote:
> Steve Fink wrote:
>> Another hole is when we use the pointer value to compute a hash code,
>> which we unfortunately do pretty often. For JSObjects, at least, it
>> would be really nice if we had an identity value to use instead.
>> dmandelin and I talk
Jeff Walden wrote:
On 07/13/2012 11:28 AM, Brendan Eich wrote:
Steve Fink wrote:
Another hole is when we use the pointer value to compute a hash code,
which we unfortunately do pretty often. For JSObjects, at least, it
would be really nice if we had an identity value to use instead.
dmandelin a
Forwarding to the list, this got bounced by @googlegroups address (grumble)
- Original Message -
> From: "Brian Hackett"
> To: "Steve Fink"
> Cc: "mozilla dev tech js-engine internals"
> ,
> tc...@mozilla.com, bi...@mozilla.com, "Dave Mandelin"
> , "Bill McCloskey"
>
> Sent: Friday, J
Brian Hackett wrote:
I'm pretty confused by the hashtable talk. We can already rekey
> hashtables in which GC thing pointers are used as keys, and the GC
> will already be traversing these tables in order to do its job. So
> isn't this just an issue of auditing our hashtables and making sure
On Fri 13 Jul 2012 12:37:10 PM PDT, Brian Hackett wrote:
> Forwarding to the list, this got bounced by @googlegroups address (grumble)
>
> - Original Message -
>> From: "Brian Hackett"
>> To: "Steve Fink"
>> Cc: "mozilla dev tech js-engine internals"
>> ,
>> tc...@mozilla.com, bi...@mozi
Bill sent this out, but it seems not to have reached the newsgroup, so pasting
it here. (By the way, to avoid such things, I just post through
groups.google.com.)
So Bill said:
I didn't respond to Dave's email right away because I wasn't sure how
I felt, and I had a lot of questions about how r
On 07/13/2012 12:18 PM, Brendan Eich wrote:
> Because many objects (most in popular workloads for which V8's nursery
> collection
> wins) are short-lived and by definition won't be moved, so they should not be
> taxed by an optional private-keyed identity property.
>
> Don't walk into known perfo
On Friday, July 13, 2012 1:41:00 PM UTC-7, Dave Mandelin wrote:
> Bill sent this out, but it seems not to have reached the newsgroup, so
> pasting it here. (By the way, to avoid such things, I just post through
> groups.google.com.)
>
> So Bill said:
>
> I didn't respond to Dave's email right a
On 07/13/2012 02:47 PM, Dave Mandelin wrote:
> And I don't want to bikeshed on stuff if it is not important, but
> 'Rooted' still sounds weird to me. It sounds like a name that
> would be used in a parameter to indicate that something is rooted
> (but we call that Handle, which is fine, and better)
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