Platform/2008-07-23

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Details

• Wednesdays - 11:00am Pacific, 2:00pm Eastern, 19:00 UTC
• Mozilla Building S - <script> conference room
• 650-903-0800 or 650-215-1282 x91 Conf# 8600 (US/INTL)
• 1-800-707-2533 (pin 369) Conf# 8600 (US)
• irc.mozilla.org #shiretoko for backchannel

Notices

• 1.9.1 Alpha 1 Freeze was last night, Monday, July 21st @11:59PM PDT.
• There will be no Gecko/Platform meeting next week due to Firefox Summit. Next meeting will be on August 6, 2008.

GFX 1.9.1 Update

• GFX blocking 1.9.1+
• GFX wanted 1.9.1+
• Performance
  • image caching patch from Joe in review; planning on removing nsIImage soon, which will remove one level of indirection from image drawing
  • CMS perf continues to improve; down to ~10% perf hit with it enabled, with progress going on to bring it lower.
  • New cairo/pixman with SSE2 support, but SSE2 is disabled until we can work around some compiler bugs/issues (both MSVC and gcc)
  • in progress: large scaling perf win based on our old imgScaler code; especially useful for mobile (~4.5x faster!)
• Features
  • Aero Glass patch in reviews; fixed support for content getting notified of OS theme (and glass/composition status) changes so that themes can update accordingly
  • Canvas bidi text available, work ongoing for adding remaining missing bits from spec to Canvas

Layout 1.9.1 Update

• 1.9.1 Layout Bugs
• Video (roc/cdouble)
• Acid3: Roc or dbaron, status?
• SMIL (dholbert):
  • Finished a CSS-integration patch
  • Working on support for all SVG attribute types
• SVG fonts:
• SVG CSS, roc:
• border-image (robarnold, dbaron):
• media queries (dbaron):
• CSS transforms - keith:
  • Most functionality ready.
  • Trying to iron out odd edge cases.

Content 1.9.1 Update

• Content 1.9.1 Bugs
• Worker Threads:
• Cross-site XHR:
• Upload and download progress events for XHR and XHR event handling clean-ups (just needs a sreview, follow-up patches need reviews)
• Java/OJI bug:
• Selectors API (Patch ready, just needs review)

JS 1.9.1

• JS 1.9.1 Bugs
• JS Tracing:
  • Last week's status:
    • Some unmodified benchmarks
    • many more opcodes traced
    • perf still looks good
  • This Week's Status:
    • some benchmarks doing well
    • running mostly unmodified
    • discovered some interpreter perf fixes, landing in m-c

Blocking
417131	igor@mir2.org	review_brendan?	JS Enumeration Allocation Consternation
430133	mrbkap@gmail.com	review_brendan?	Object.defineProperty
421864	igor@mir2.org	wip-patch	Interpreter creates too many doubles
433337	igor@mir2.org	FIXED	Reunify jsinterp.c on Windows
Wanted
229756	brendan@mozilla.org		Make SpiderMonkey's const extension JS2/ES4 compatible
260106	brendan@mozilla.org	wip-patch	elisions in array literals should not create properties (js1_5/Array/11.1.4.js)
312354	brendan@mozilla.org	FIXED	Assignment expressions have wrong type (ecma_3/Operators/11.13.1-002.js)
363534	brendan@mozilla.org	FIXED	Combine JSOP_LT and JSOP_IFEQ, etc., pairs
445893	brendan@mozilla.org	FIXED	Use the property cache for JSOP_NAMEINC, etc.
384244	crowder@fiverocks.com	review_igor?	update jsdtoa with interesting pieces of more-recent dtoa
440473	crowder@fiverocks.com	FIXED	crash [@ Decompile][@ js_GetSrcNoteOffset] with firebug/jQuery
433351	crowder@fiverocks.com	wip-patch	Implement Object.extend
442379	dmandelin@mozilla.com	wip-patch	try inline-threading, at least with GCC if not MSVC
305064	mike.kaplinskiy@gmail.com	checkin_needed	Add trim, ltrim, and rtrim features for javascript strings
352437	general@js.bugs		string.link does not escape url
429507	general@js.bugs		Function.prototype.bind
433336	graydon@mozilla.com	review_shaver?	array iteration optimization
411575	igor@mir2.org	FIXED	js_PutCallObject() is slow.
432881	igor@mir2.org	FIXED	SM: JSVAL_VOID as a pseudo-boolean
443746	igor@mir2.org	FIXED	Optimizing the enumeration state allocation
346749	mrbkap@gmail.com	still_want?	let declarations at top level are turned into var declarations
442358	mrbkap@gmail.com	FIXED	jsinterp control flow doesn't flow as specified
444787	mrbkap@gmail.com	review_brendan?	Object.getPrototypeOf
312116	nobody@mozilla.org		should support catchall getters/setters
445178	rubys@intertwingly.net		Decimal Support
419225	sayrer@gmail.com	wip-patch	refactor ExecuteREBytecode and SimpleMatch
430930	sayrer@gmail.com		Date.parse cannot even parse "2008-04-26" (should understand ISO 8601)
419743	shaver@mozilla.org	wip-patch	JSOP_CONCATN for improved chained-concat performance
433335	shaver@mozilla.org		mark sharp object avoidance

Security

• Layout Security Bugs, Roc or Dbaron, can we get owners for these and some progress?
  • Roc has volunteered to dig into these:
    • bug 331088basically untouched since March
    • bug 371370last touched in January
    • bug 413048last touched in April
• Core Security Bugs:
  • bug 422283last touched in April

Security Reviews Please complete the Security Review Template for your feature before your scheduled review

General 1.9.1 Updates

• offline, dcamp:
  • Last week:
  • This week: