141717 2015-02-17 12:04:10 -0800 Throwing from an FTL call IC slow path may result in tag registers being clobbered on 64-bit CPUs 2015-02-17 12:10:31 -0800 1 1 1 Unclassified WebKit JavaScriptCore 528+ (Nightly build) All All RESOLVED FIXED P2 Normal --- 1 fpizlo fpizlo oldest_to_newest 1069906 0 fpizlo 2015-02-17 12:04:10 -0800 Patch forthcoming. 1069908 1 246758 fpizlo 2015-02-17 12:06:04 -0800 Created attachment 246758 the patch 1069909 2 246758 ggaren 2015-02-17 12:08:28 -0800 Comment on attachment 246758 the patch View in context: https://bugs.webkit.org/attachment.cgi?id=246758&action=review r=me > Source/JavaScriptCore/llint/LowLevelInterpreter64.asm:1849 > + # Gotta restore the tag registers. We could be throwing from FTL, which may > + # clobber them. I like this comment better than the JIT one -- can you copy it there? 1069910 3 fpizlo 2015-02-17 12:10:31 -0800 Landed in http://trac.webkit.org/changeset/180234 246758 2015-02-17 12:06:04 -0800 2015-02-17 12:08:28 -0800 the patch blah.patch text/plain 27537 fpizlo SW5kZXg6IFNvdXJjZS9KYXZhU2NyaXB0Q29yZS9DaGFuZ2VMb2cKPT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PQotLS0gU291 cmNlL0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwkocmV2aXNpb24gMTgwMjMzKQorKysgU291cmNl L0phdmFTY3JpcHRDb3JlL0NoYW5nZUxvZwkod29ya2luZyBjb3B5KQpAQCAtMSwzICsxLDIzIEBA CisyMDE1LTAyLTE3ICBGaWxpcCBQaXpsbyAgPGZwaXpsb0BhcHBsZS5jb20+CisKKyAgICAgICAg VGhyb3dpbmcgZnJvbSBhbiBGVEwgY2FsbCBJQyBzbG93IHBhdGggbWF5IHJlc3VsdCBpbiB0YWcg cmVnaXN0ZXJzIGJlaW5nIGNsb2JiZXJlZCBvbiA2NC1iaXQgQ1BVcworICAgICAgICBodHRwczov L2J1Z3Mud2Via2l0Lm9yZy9zaG93X2J1Zy5jZ2k/aWQ9MTQxNzE3CisgICAgICAgIHJkYXI6Ly9w cm9ibGVtLzE5ODYzMzgyCisKKyAgICAgICAgUmV2aWV3ZWQgYnkgTk9CT0RZIChPT1BTISkuCisg 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