128030 2014-01-31 17:03:20 -0800 DFG->FTL tier-up shouldn't assume that LoopHints stay at the tops of loops 2014-01-31 17:24:46 -0800 1 1 1 Unclassified WebKit JavaScriptCore 528+ (Nightly build) All All RESOLVED FIXED P2 Normal --- 112840 1 fpizlo fpizlo barraclough ggaren mark.lam mhahnenberg mmirman msaboff nrotem oliver sam oldest_to_newest 974537 0 fpizlo 2014-01-31 17:03:20 -0800 They can totally be CFG-simplified into all sorts of bizarre places. <rdar://problem/15944147> 974539 1 222865 fpizlo 2014-01-31 17:18:28 -0800 Created attachment 222865 the patch 974542 2 fpizlo 2014-01-31 17:24:46 -0800 Landed in http://trac.webkit.org/changeset/163224 222865 2014-01-31 17:18:28 -0800 2014-01-31 17:19:43 -0800 the patch blah.patch text/plain 2569 fpizlo SW5kZXg6IFNvdXJjZS9KYXZhU2NyaXB0Q29yZS9DaGFuZ2VMb2cKPT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQotLS0gU291 cmNlL0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwkocmV2aXNpb24gMTYzMjIyKQorKysgU291cmNl L0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwkod29ya2luZyBjb3B5KQpAQCAtMSwzICsxLDIwIEBA CisyMDE0LTAxLTMxICBGaWxpcCBQaXpsbyAgPGZwaXpsb0BhcHBsZS5jb20+CisKKyAgICAgICAg REZHLT5GVEwgdGllci11cCBzaG91bGRuJ3QgYXNzdW1lIHRoYXQgTG9vcEhpbnRzIHN0YXkgYXQg dGhlIHRvcHMgb2YgbG9vcHMKKyAgICAgICAgaHR0cHM6Ly9idWdzLndlYmtpdC5vcmcvc2hvd19i dWcuY2dpP2lkPTEyODAzMAorCisgICAgICAgIFJldmlld2VkIGJ5IE5PQk9EWSAoT09QUyEpLgor ICAgICAgICAKKyAgICAgICAgUmVtb3ZlIGEgYm9ndXMgYXNzZXJ0aW9uLiBUaGUgb25seSB0aGlu ZyB0aGF0IG1hdHRlcnMgaXMgdGhhdCB0aGUgTG9vcEhpbnQgaGFkIGF0IG9uZQorICAgICAgICBw b2ludCBpbiB0aW1lIGJlZW4gYXQgdGhlIHRvcCBvZiBhIGxvb3AgaGVhZGVyLCBhbmQgdGhhdCBp dCBpcyBub3cgYXQgdGhlIHRvcCBvZiBhCisgICAgICAgIGJhc2ljIGJsb2NrLiBCdXQgdGhlIGJh c2ljIGJsb2NrIHRoYXQgaXQncyBhdCB0aGUgdG9wIG9mIG5vdyBkb2Vzbid0IGhhdmUgdG8gYmUg dGhlCisgICAgICAgIHNhbWUgYXMgdGhlIGxvb3AgaGVhZGVyIHRoYXQgaXQgb25jZSB3YXMgdGhl IHRvcCBvZi4KKworICAgICAgICAqIGRmZy9ERkdUaWVyVXBDaGVja0luamVjdGlvblBoYXNlLmNw cDoKKyAgICAgICAgKEpTQzo6REZHOjpUaWVyVXBDaGVja0luamVjdGlvblBoYXNlOjpydW4pOgor ICAgICAgICAqIHRlc3RzL3N0cmVzcy90aWVyLXVwLWluLWxvb3Atd2l0aC1jZmctc2ltcGxpZmlj YXRpb24uanM6IEFkZGVkLgorICAgICAgICAoZm9vKToKKwogMjAxNC0wMS0zMSAgTWljaGFlbCBT YWJvZmYgIDxtc2Fib2ZmQGFwcGxlLmNvbT4KIAogICAgICAgICBSRUdSRVNTSU9OOiBDcmFzaCBp biBzYW5pdGl6ZVN0YWNrRm9yVk1JbXBsIHdoZW4gc2Nyb2xsaW5nIEAgbGlmZWhhY2tlci5jb20u YXUKSW5kZXg6IFNvdXJjZS9KYXZhU2NyaXB0Q29yZS9kZmcvREZHVGllclVwQ2hlY2tJbmplY3Rp b25QaGFzZS5jcHAKPT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PQotLS0gU291cmNlL0phdmFTY3JpcHRDb3JlL2RmZy9ERkdU aWVyVXBDaGVja0luamVjdGlvblBoYXNlLmNwcAkocmV2aXNpb24gMTYzMjE5KQorKysgU291cmNl L0phdmFTY3JpcHRDb3JlL2RmZy9ERkdUaWVyVXBDaGVja0luamVjdGlvblBoYXNlLmNwcAkod29y a2luZyBjb3B5KQpAQCAtOTgsNyArOTgsNiBAQCBwdWJsaWM6CiAgICAgICAgICAgICAgICAgICAg IGJyZWFrOwogICAgICAgICAgICAgICAgIH0KICAgICAgICAgICAgICAgICAKLSAgICAgICAgICAg ICAgICBSRUxFQVNFX0FTU0VSVChibG9jay0+Ynl0ZWNvZGVCZWdpbiA9PSBjb2RlT3JpZ2luLmJ5 dGVjb2RlSW5kZXgpOwogICAgICAgICAgICAgICAgIGluc2VydGlvblNldC5pbnNlcnROb2RlKAog ICAgICAgICAgICAgICAgICAgICBub2RlSW5kZXggKyAxLCBTcGVjTm9uZSwgQ2hlY2tUaWVyVXBB bmRPU1JFbnRlciwgY29kZU9yaWdpbik7CiAgICAgICAgICAgICAgICAgYnJlYWs7CkluZGV4OiBT b3VyY2UvSmF2YVNjcmlwdENvcmUvdGVzdHMvc3RyZXNzL3RpZXItdXAtaW4tbG9vcC13aXRoLWNm Zy1zaW1wbGlmaWNhdGlvbi5qcwo9PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09Ci0tLSBTb3VyY2UvSmF2YVNjcmlwdENvcmUv dGVzdHMvc3RyZXNzL3RpZXItdXAtaW4tbG9vcC13aXRoLWNmZy1zaW1wbGlmaWNhdGlvbi5qcwko cmV2aXNpb24gMCkKKysrIFNvdXJjZS9KYXZhU2NyaXB0Q29yZS90ZXN0cy9zdHJlc3MvdGllci11 cC1pbi1sb29wLXdpdGgtY2ZnLXNpbXBsaWZpY2F0aW9uLmpzCSh3b3JraW5nIGNvcHkpCkBAIC0w LDAgKzEsMjQgQEAKK3ZhciBGYWxzZSA9IGZhbHNlOworCitmdW5jdGlvbiBmb28ocCwgYXJyYXkp IHsKKyAgICB2YXIgcmVzdWx0ID0gMDsKKyAgICB2YXIgaSA9IDA7CisgICAgaWYgKGFycmF5Lmxl bmd0aCkgeworICAgICAgICBpZiAocCkgeworICAgICAgICB9IGVsc2UgeworICAgICAgICAgICAg cmV0dXJuOworICAgICAgICB9CisgICAgICAgIGRvIHsKKyAgICAgICAgICAgIHJlc3VsdCArPSBh cnJheVtpKytdOworICAgICAgICB9IHdoaWxlIChGYWxzZSk7CisgICAgfQorICAgIHJldHVybiBy ZXN1bHQ7Cit9CisKK25vSW5saW5lKGZvbyk7CisKK2ZvciAodmFyIGkgPSAwOyBpIDwgMTAwMDAw MDsgKytpKSB7CisgICAgdmFyIHJlc3VsdCA9IGZvbyh0cnVlLCBbNDJdKTsKKyAgICBpZiAocmVz dWx0ICE9IDQyKQorICAgICAgICB0aHJvdyAiRXJyb3I6IGJhZCByZXN1bHQ6ICIgKyByZXN1bHQ7 Cit9Cg==