> On Nov 22, 2016, at 10:30 , Hooman Mehr <[email protected]> wrote:
>
> Standard library source code already includes internal atomic counters.
> Introducing these apparently is on the agenda but post Swift 4.0 as part of a
> general language level support for concurrency. For now, the preferred API
> for such things is GCD (Grand Central Dispatch) provided through Dispatch
> module on macOS and Linux.
That's what I'm currently doing:
https://pastebin.com/2wKNvu2K
And for my case, performance is not a concern, but this seems like it's very
expensive. Perhaps the compiler magically optimizes this down to an atomic
instruction, but I doubt it.
BTW, is there any easy way to see the generated assembly? Seems to be a missing
feature in Xcode.
>
>> On Nov 21, 2016, at 7:55 PM, Rick Mann via swift-users
>> <[email protected]> wrote:
>>
>> A lot of architectures provide CPU support for atomic increment and the
>> like. <stdatomic.h> does, too, but most of it is unavailable in Xcode 8.1.
>>
>> Is there a Swift AtomicInteger? Is that worth adding to the language?
>>
>> --
>> Rick Mann
>> [email protected]
>>
>>
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>
--
Rick Mann
[email protected]
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