LGTM2
On 11/15/24 2:59 PM, Rick Byers wrote:
LGTM1 as TC39 stage 3
On Fri, Nov 15, 2024 at 2:49 PM Chromestatus
<ad...@cr-status.appspotmail.com> wrote:
Contact emails
s...@chromium.org
Explainer
None
Specification
https://tc39.es/proposal-atomics-microwait
Summary
Adds the Atomics.pause method to hint the CPU that the current
code is executing a spinlock.
Blink component
Blink>JavaScript>Language
<https://bugs.chromium.org/p/chromium/issues/list?q=component:Blink%3EJavaScript%3ELanguage>
TAG review
None
TAG review status
Not applicable
Risks
Interoperability and Compatibility
None. This is a new static method on the Atomics namespace object.
/Gecko/: Positive This is a Stage 3 TC39 proposal.
/WebKit/: Positive This is a Stage 3 TC39 proposal.
/Web developers/: No signals
/Other signals/:
WebView application risks
Does this intent deprecate or change behavior of existing APIs,
such that it has potentially high risk for Android WebView-based
applications?
None
Debuggability
None
Will this feature be supported on all six Blink platforms
(Windows, Mac, Linux, ChromeOS, Android, and Android WebView)?
Yes
Is this feature fully tested by web-platform-tests
<https://chromium.googlesource.com/chromium/src/+/main/docs/testing/web_platform_tests.md>?
Yes
Exists in test262:
https://github.com/tc39/test262/tree/main/test/built-ins/Atomics/pause
Flag name on about://flags
--js-atomics-pause
Finch feature name
V8Flag_js_atomics_pause
Requires code in //chrome?
False
Estimated milestones
Shipping on desktop 133
DevTrial on desktop 128
Shipping on Android 133
DevTrial on Android 128
Shipping on WebView 133
Anticipated spec changes
Open questions about a feature may be a source of future web
compat or interop issues. Please list open issues (e.g. links to
known github issues in the project for the feature specification)
whose resolution may introduce web compat/interop risk (e.g.,
changing to naming or structure of the API in a
non-backward-compatible way).
None
Link to entry on the Chrome Platform Status
https://chromestatus.com/feature/5106098833719296?gate=5145399126654976
This intent message was generated by Chrome Platform Status
<https://chromestatus.com>.
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