153579 2016-01-27 20:07:25 -0800 [JSC] B3 Tail Call with Varargs do not restore callee saved registers 2016-01-29 17:54:35 -0800 1 1 1 Unclassified WebKit Accessibility WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED InRadar P2 Normal --- 1 benjamin benjamin commit-queue keith_miller mark.lam msaboff rniwa saam webkit-bug-importer oldest_to_newest 1159581 0 benjamin 2016-01-27 20:07:25 -0800 [JSC] B3 Tail Call with Varargs do not restore callee saved registers 1159582 1 270080 benjamin 2016-01-27 20:09:56 -0800 Created attachment 270080 Patch 1159594 2 270080 msaboff 2016-01-27 20:28:13 -0800 Comment on attachment 270080 Patch r=me 1159595 3 webkit-bug-importer 2016-01-27 20:28:32 -0800 <rdar://problem/24383137> 1159667 4 270080 commit-queue 2016-01-28 00:52:52 -0800 Comment on attachment 270080 Patch Clearing flags on attachment: 270080 Committed r195734: <http://trac.webkit.org/changeset/195734> 1159668 5 commit-queue 2016-01-28 00:52:56 -0800 All reviewed patches have been landed. Closing bug. 1160357 6 rniwa 2016-01-29 17:54:35 -0800 Looks like this fix annihilated 7% win on Speedometer from enabling B3 :( 270080 2016-01-27 20:09:56 -0800 2016-01-28 00:52:52 -0800 Patch bug-153579-20160127200932.patch text/plain 1902 benjamin U3VidmVyc2lvbiBSZXZpc2lvbjogMTk1NTY3CmRpZmYgLS1naXQgYS9Tb3VyY2UvSmF2YVNjcmlw dENvcmUvQ2hhbmdlTG9nIGIvU291cmNlL0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwppbmRleCBj OWM3ZGFlMDAzNDdjY2JiYjVkYjllNTNlOWQwNjNiNzlmMzNmZTVjLi5jZjMyMTRhY2UwYzI5OWFk NmEyYTEzZDczNTVkNGU1MGQzZmQ0ODdjIDEwMDY0NAotLS0gYS9Tb3VyY2UvSmF2YVNjcmlwdENv cmUvQ2hhbmdlTG9nCisrKyBiL1NvdXJjZS9KYXZhU2NyaXB0Q29yZS9DaGFuZ2VMb2cKQEAgLTEs MyArMSwxNyBAQAorMjAxNi0wMS0yNyAgQmVuamFtaW4gUG91bGFpbiAgPGJwb3VsYWluQGFwcGxl LmNvbT4KKworICAgICAgICBbSlNDXSBCMyBUYWlsIENhbGwgd2l0aCBWYXJhcmdzIGRvIG5vdCBy ZXN0b3JlIGNhbGxlZSBzYXZlZCByZWdpc3RlcnMKKyAgICAgICAgaHR0cHM6Ly9idWdzLndlYmtp dC5vcmcvc2hvd19idWcuY2dpP2lkPTE1MzU3OQorCisgICAgICAgIFJldmlld2VkIGJ5IE5PQk9E WSAoT09QUyEpLgorCisgICAgICAgIFdlIHdlcmUgdHJhc2hpbmcgdGhlIGNhbGxlZSBzYXZlZCBy ZWdpc3RlcnMgaW4gVGFpbCBDYWxscy4KKworICAgICAgICBJIGp1c3QgY29waWVkIHRoZSBjb2Rl IGZyb20gREZHIHRvIGZpeCB0aGlzIDopCisKKyAgICAgICAgKiBmdGwvRlRMTG93ZXJERkdUb0xM Vk0uY3BwOgorICAgICAgICAoSlNDOjpGVEw6OkRGRzo6TG93ZXJERkdUb0xMVk06OmNvbXBpbGVD YWxsT3JDb25zdHJ1Y3RWYXJhcmdzKToKKwogMjAxNi0wMS0yNiAgQmVuamFtaW4gUG91bGFpbiAg PGJwb3VsYWluQGFwcGxlLmNvbT4KIAogICAgICAgICBbSlNDXSBhZGp1c3RGcmFtZUFuZFN0YWNr SW5PU1JFeGl0Q29tcGlsZXJUaHVuaygpIGNhbiB0cmFzaCB2YWx1ZXMgaW4gRlRMCmRpZmYgLS1n aXQgYS9Tb3VyY2UvSmF2YVNjcmlwdENvcmUvZnRsL0ZUTExvd2VyREZHVG9MTFZNLmNwcCBiL1Nv dXJjZS9KYXZhU2NyaXB0Q29yZS9mdGwvRlRMTG93ZXJERkdUb0xMVk0uY3BwCmluZGV4IDRjNGU0 NDQyYWNjNWE5MzQxYTkwOTg0ZDViZjY3YjZhZmQ1MWEzYzEuLmM5M2Q5ZjY5ODYzOTAxMTIzMjUw NjRjOTE3ZGRiZDkwOWRjZDBmMDUgMTAwNjQ0Ci0tLSBhL1NvdXJjZS9KYXZhU2NyaXB0Q29yZS9m dGwvRlRMTG93ZXJERkdUb0xMVk0uY3BwCisrKyBiL1NvdXJjZS9KYXZhU2NyaXB0Q29yZS9mdGwv RlRMTG93ZXJERkdUb0xMVk0uY3BwCkBAIC01NDg0LDYgKzU0ODQsNyBAQCBwcml2YXRlOgogICAg ICAgICAgICAgICAgIENDYWxsSGVscGVyczo6SnVtcCBkb25lOwogICAgICAgICAgICAgICAgIAog ICAgICAgICAgICAgICAgIGlmIChpc1RhaWxDYWxsKSB7CisgICAgICAgICAgICAgICAgICAgIGpp dC5lbWl0UmVzdG9yZUNhbGxlZVNhdmVzKCk7CiAgICAgICAgICAgICAgICAgICAgIGppdC5wcmVw YXJlRm9yVGFpbENhbGxTbG93KCk7CiAgICAgICAgICAgICAgICAgICAgIGZhc3RDYWxsID0gaml0 Lm5lYXJUYWlsQ2FsbCgpOwogICAgICAgICAgICAgICAgIH0gZWxzZSB7CkBAIC01NDkyLDcgKzU0 OTMsOSBAQCBwcml2YXRlOgogICAgICAgICAgICAgICAgIH0KICAgICAgICAgICAgICAgICAKICAg ICAgICAgICAgICAgICBzbG93UGF0aC5saW5rKCZqaXQpOwotICAgICAgICAgICAgICAgIAorCisg ICAgICAgICAgICAgICAgaWYgKGlzVGFpbENhbGwpCisgICAgICAgICAgICAgICAgICAgIGppdC5l bWl0UmVzdG9yZUNhbGxlZVNhdmVzKCk7CiAgICAgICAgICAgICAgICAgaml0Lm1vdmUoQ0NhbGxI ZWxwZXJzOjpUcnVzdGVkSW1tUHRyKGNhbGxMaW5rSW5mbyksIEdQUkluZm86OnJlZ1QyKTsKICAg ICAgICAgICAgICAgICBDQ2FsbEhlbHBlcnM6OkNhbGwgc2xvd0NhbGwgPSBqaXQubmVhckNhbGwo KTsKICAgICAgICAgICAgICAgICAK