On Wed, Apr 29, 2015 at 5:41 PM, Andreas Rossberg rossb...@google.com wrote:
I'm inferring your comment about generator optimization hardship has to do
with a function that yields -- whose CFG has multiple entry points and whose
activation record must live in the heap.
Yes, the biggest
On 29 April 2015 at 02:21, John Lenz concavel...@gmail.com wrote:
I missed it, thanks.I know things will improve in time but I'm just
coming from a discussion with folks complaining about the performance of
generators and GC overhead in real code with Chrome and Firefox relative to
simple
Andreas Rossberg wrote:
On 29 April 2015 at 02:21, John Lenz concavel...@gmail.com
mailto:concavel...@gmail.com wrote:
I missed it, thanks.I know things will improve in time but I'm
just coming from a discussion with folks complaining about the
performance of generators and GC
On 29 April 2015 at 18:37, Brendan Eich bren...@mozilla.org wrote:
Andreas Rossberg wrote:
On 29 April 2015 at 02:21, John Lenz concavel...@gmail.com mailto:
concavel...@gmail.com wrote:
I missed it, thanks.I know things will improve in time but I'm
just coming from a
On Apr 28, 2015, at 4:21 PM, John Lenz wrote:
You would hope that the engines might be able to create these objects on the
stack but I don't think anyone does that yet and the result is a flood of
eden objects.
I would like to know I'm wrong about this.
did you see
I missed it, thanks.I know things will improve in time but I'm just
coming from a discussion with folks complaining about the performance of
generators and GC overhead in real code with Chrome and Firefox relative to
simple hand written loops.
On Tue, Apr 28, 2015 at 4:28 PM, Allen
You would hope that the engines might be able to create these objects on
the stack but I don't think anyone does that yet and the result is a flood
of eden objects.
I would like to know I'm wrong about this.
On Apr 27, 2015 4:59 PM, Allen Wirfs-Brock al...@wirfs-brock.com wrote:
On Apr 27,
By which I mean the object that returns the current value and done state?
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No, it must return a new object every time.
See
https://esdiscuss.org/topic/performance-of-iterator-next-as-specified
for the last discussion on this.
Bergi
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On Apr 27, 2015, at 3:29 PM, Tab Atkins Jr. wrote:
On Mon, Apr 27, 2015 at 3:11 PM, John Lenz concavel...@gmail.com wrote:
By which I mean the object that returns the current value and done state?
IIRC, it's not supposed to. The built-in iterators will return fresh
objects each time, so
On Mon, Apr 27, 2015 at 3:11 PM, John Lenz concavel...@gmail.com wrote:
By which I mean the object that returns the current value and done state?
IIRC, it's not supposed to. The built-in iterators will return fresh
objects each time, so there's no mutation hazard. Userland iterators
can of
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