104205 2012-12-05 21:06:11 -0800 [V8] Optimize v8String() for uninitialized DOM attributes 2012-12-05 21:36:24 -0800 1 1 1 Unclassified WebKit WebCore JavaScript 528+ (Nightly build) Unspecified Unspecified RESOLVED FIXED P2 Normal --- 1 haraken haraken abarth japhet webkit.review.bot oldest_to_newest 784543 0 haraken 2012-12-05 21:06:11 -0800 We can optimize uninitialized div.lang, div.title etc. (These are one of the slowest cases in terms of V8 DOM vs. JSC DOM.) 784545 1 177920 haraken 2012-12-05 21:08:19 -0800 Created attachment 177920 Patch 784570 2 177920 webkit.review.bot 2012-12-05 21:36:21 -0800 Comment on attachment 177920 Patch Clearing flags on attachment: 177920 Committed r136796: <http://trac.webkit.org/changeset/136796> 784571 3 webkit.review.bot 2012-12-05 21:36:24 -0800 All reviewed patches have been landed. Closing bug. 177920 2012-12-05 21:08:19 -0800 2012-12-05 21:36:21 -0800 Patch bug-104205-20121206140543.patch text/plain 2053 haraken U3VidmVyc2lvbiBSZXZpc2lvbjogMTM2Nzc3CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViQ29yZS9D aGFuZ2VMb2cgYi9Tb3VyY2UvV2ViQ29yZS9DaGFuZ2VMb2cKaW5kZXggNTEzYmFmMzY5MjY0ZTVi YTUxYWJiMjIxNGVlN2YzMDBkMzAzOTRhMS4uZjc5YjQwZTc0YWZmYWE4MjI0MTBiMjhmOTUwM2Mx NDVlOTQ4ZDIwZSAxMDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUvQ2hhbmdlTG9nCisrKyBiL1Nv dXJjZS9XZWJDb3JlL0NoYW5nZUxvZwpAQCAtMSw1ICsxLDIxIEBACiAyMDEyLTEyLTA1ICBLZW50 YXJvIEhhcmEgIDxoYXJha2VuQGNocm9taXVtLm9yZz4KIAorICAgICAgICBbVjhdIE9wdGltaXpl IHY4U3RyaW5nKCkgZm9yIHVuaW5pdGlhbGl6ZWQgRE9NIGF0dHJpYnV0ZXMKKyAgICAgICAgaHR0 cHM6Ly9idWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lkPTEwNDIwNQorCisgICAgICAgIFJl dmlld2VkIGJ5IE5PQk9EWSAoT09QUyEpLgorCisgICAgICAgIFRoaXMgcGF0Y2ggbWFrZXMgdW5p bml0aWFsaXplZCBkaXYubGFuZywgZGl2LnRpdGxlIGV0YyA2LjMlIGZhc3Rlci4KKworICAgICAg ICBbZGl2LmxhbmddCisgICAgICAgIEJlZm9yZSB0aGlzIHBhdGNoOiAxMi42IG5zCisgICAgICAg IEFmdGVyIHRoaXMgcGF0Y2g6ICAxMS44IG5zCisKKyAgICAgICAgKiBiaW5kaW5ncy92OC9WOEJp bmRpbmcuaDoKKyAgICAgICAgKFdlYkNvcmU6OnY4U3RyaW5nKToKKworMjAxMi0xMi0wNSAgS2Vu dGFybyBIYXJhICA8aGFyYWtlbkBjaHJvbWl1bS5vcmc+CisKICAgICAgICAgVW5yZXZpZXdlZCwg cm9sbGluZyBvdXQgcjEzNjQ4MS4KICAgICAgICAgaHR0cDovL3RyYWMud2Via2l0Lm9yZy9jaGFu Z2VzZXQvMTM2NDgxCiAgICAgICAgIGh0dHBzOi8vYnVncy53ZWJraXQub3JnL3Nob3dfYnVnLmNn aT9pZD0xMDM4NjgKZGlmZiAtLWdpdCBhL1NvdXJjZS9XZWJDb3JlL2JpbmRpbmdzL3Y4L1Y4Qmlu ZGluZy5oIGIvU291cmNlL1dlYkNvcmUvYmluZGluZ3MvdjgvVjhCaW5kaW5nLmgKaW5kZXggNzVl MmFkN2RiYzU0Mzg4MmVhZDZkMWNlNzkzNGJlODJkNzFmYjcxYi4uZGJiNGQ0ZWUzYjMwZjk2NmI5 Yzg0MTlkMDQyMjY5ZmU0MTQ2NmRiZiAxMDA2NDQKLS0tIGEvU291cmNlL1dlYkNvcmUvYmluZGlu Z3MvdjgvVjhCaW5kaW5nLmgKKysrIGIvU291cmNlL1dlYkNvcmUvYmluZGluZ3MvdjgvVjhCaW5k aW5nLmgKQEAgLTE0NywxMiArMTQ3LDExIEBAIG5hbWVzcGFjZSBXZWJDb3JlIHsKICAgICAvLyB1 bmRlcmx5aW5nIGJ1ZmZlciBhbGl2ZSB3aGlsZSB0aGUgc3RyaW5nIGlzIHN0aWxsIGxpdmUgaW4g dGhlIFY4IGVuZ2luZS4KICAgICBpbmxpbmUgdjg6OkhhbmRsZTx2ODo6U3RyaW5nPiB2OFN0cmlu Zyhjb25zdCBTdHJpbmcmIHN0cmluZywgdjg6Oklzb2xhdGUqIGlzb2xhdGUgPSAwKQogICAgIHsK LSAgICAgICAgU3RyaW5nSW1wbCogc3RyaW5nSW1wbCA9IHN0cmluZy5pbXBsKCk7Ci0gICAgICAg IGlmICghc3RyaW5nSW1wbCkKLSAgICAgICAgICAgIHJldHVybiBpc29sYXRlID8gdjg6OlN0cmlu Zzo6RW1wdHkoaXNvbGF0ZSkgOiB2ODo6U3RyaW5nOjpFbXB0eSgpOwogICAgICAgICBpZiAoVU5M SUtFTFkoIWlzb2xhdGUpKQogICAgICAgICAgICAgaXNvbGF0ZSA9IHY4OjpJc29sYXRlOjpHZXRD dXJyZW50KCk7Ci0gICAgICAgIHJldHVybiBWOFBlcklzb2xhdGVEYXRhOjpmcm9tKGlzb2xhdGUp LT5zdHJpbmdDYWNoZSgpLT52OEV4dGVybmFsU3RyaW5nKHN0cmluZ0ltcGwsIGlzb2xhdGUpOwor ICAgICAgICBpZiAoc3RyaW5nLmlzTnVsbCgpKQorICAgICAgICAgICAgcmV0dXJuIHY4OjpTdHJp bmc6OkVtcHR5KGlzb2xhdGUpOworICAgICAgICByZXR1cm4gVjhQZXJJc29sYXRlRGF0YTo6ZnJv bShpc29sYXRlKS0+c3RyaW5nQ2FjaGUoKS0+djhFeHRlcm5hbFN0cmluZyhzdHJpbmcuaW1wbCgp LCBpc29sYXRlKTsKICAgICB9CiAKICAgICBpbmxpbmUgdjg6OkhhbmRsZTx2ODo6VmFsdWU+IHY4 U3RyaW5nT3JOdWxsKGNvbnN0IFN0cmluZyYgc3RyLCB2ODo6SXNvbGF0ZSogaXNvbGF0ZSA9IDAp Cg==