19804 2008-06-28 17:52:25 -0700 optimize access to arrays without "holes" 2008-06-28 22:24:10 -0700 1 1 1 Unclassified WebKit JavaScriptCore 528+ (Nightly build) Mac OS X 10.5 RESOLVED FIXED P2 Normal --- 1 darin darin zwarich oldest_to_newest 84670 0 darin 2008-06-28 17:52:25 -0700 I can speed up SunSpider almost 2% by optimizing access to the parts of arrays before any "missing values". 84671 1 21991 darin 2008-06-28 18:02:18 -0700 Created attachment 21991 patch 84672 2 21991 zwarich 2008-06-28 18:21:40 -0700 Comment on attachment 21991 patch r=me There are some typos in the ChangeLog. 84673 3 zwarich 2008-06-28 18:30:08 -0700 Sam pointed out in the channel that you forgot to remove the declaration for JSArray::inlineGetOwnPropertySlot, and that the getOwnPropertySlotSlowCase may be a better name for getSlowCase. Definitely remove the declaration before landing, but what do you think about his suggestion about the name change for getSlowCase? 84674 4 darin 2008-06-28 20:19:05 -0700 (In reply to comment #3) > Sam pointed out in the channel that you forgot to remove the declaration for > JSArray::inlineGetOwnPropertySlot, and that the getOwnPropertySlotSlowCase may > be a better name for getSlowCase. Definitely remove the declaration before > landing, but what do you think about his suggestion about the name change for > getSlowCase? The longer name seems OK. I'll make both changes. 84678 5 darin 2008-06-28 22:24:10 -0700 http://trac.webkit.org/changeset/34867 21991 2008-06-28 18:02:18 -0700 2008-06-28 18:21:40 -0700 patch HolesPatch.txt text/plain 15816 darin SW5kZXg6IEphdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwo9PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09Ci0tLSBKYXZhU2NyaXB0 Q29yZS9DaGFuZ2VMb2cJKHJldmlzaW9uIDM0ODY0KQorKysgSmF2YVNjcmlwdENvcmUvQ2hhbmdl TG9nCSh3b3JraW5nIGNvcHkpCkBAIC0xLDMgKzEsNDUgQEAKKzIwMDgtMDYtMjggIERhcmluIEFk bGVyICA8ZGFyaW5AYXBwbGUuY29tPgorCisgICAgICAgIFJldmlld2VkIGJ5IE5PQk9EWSAoT09Q UyEpLgorCisgICAgICAgIC0gaHR0cHM6Ly9idWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lk PTE5ODA0CisgICAgICAgICAgb3B0aW1pemUgYWNjZXNzIHRvIGFycmF5cyB3aXRob3V0ICJob2xl cyIKKworICAgICAgICBTdW5TcGlkZXIgc2F5cyAxLjglIGZhc3Rlci4KKworICAgICAgICAqIGtq cy9KU0FycmF5LmNwcDoKKyAgICAgICAgKEtKUzo6SlNBcnJheTo6SlNBcnJheSk6IEluaXRpYWxp emUgbV9mYXN0QWNjZXNzQ3V0b2ZmIHdoZW4gY3JlYXRpbmcKKyAgICAgICAgYXJyYXlzLiBBbHNv 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