This is a work in progress.
Created attachment 137227 [details] it sort of compiles Work in progress
Created attachment 137228 [details] defoobared the changelog had to convince emacs to not make random unnecessary and incorrect changes to the charset of the ChangeLog
Created attachment 137231 [details] it works but not on 32-bit sub 1% speed-ups. yay.
Attachment 137231 [details] did not pass style-queue: Failed to run "['Tools/Scripts/check-webkit-style', '--diff-files', u'Source/JavaScriptCore/ChangeLog', u'Source..." exit_code: 1 Source/JavaScriptCore/dfg/DFGSlowPathGenerator.h:64: The parameter name "jit" adds no information, so it should be removed. [readability/parameter_name] [5] Total errors found: 1 in 11 files If any of these errors are false positives, please file a bug against check-webkit-style.
Comment on attachment 137231 [details] it works but not on 32-bit Attachment 137231 [details] did not pass qt-wk2-ews (qt): Output: http://queues.webkit.org/results/12405650
Comment on attachment 137231 [details] it works but not on 32-bit Attachment 137231 [details] did not pass qt-ews (qt): Output: http://queues.webkit.org/results/12408543
Comment on attachment 137231 [details] it works but not on 32-bit Attachment 137231 [details] did not pass mac-ews (mac): Output: http://queues.webkit.org/results/12406581
Created attachment 137250 [details] I think it works It appears to work, but I still have a bunch more tests to run to be sure. I will mark r? when https://bugs.webkit.org/show_bug.cgi?id=83987 is resolved and when I finish doing the due diligence.
Attachment 137250 [details] did not pass style-queue: Failed to run "['Tools/Scripts/check-webkit-style', '--diff-files', u'Source/JavaScriptCore/ChangeLog', u'Source..." exit_code: 1 Source/JavaScriptCore/dfg/DFGSlowPathGenerator.h:64: The parameter name "jit" adds no information, so it should be removed. [readability/parameter_name] [5] Total errors found: 1 in 13 files If any of these errors are false positives, please file a bug against check-webkit-style.
Comment on attachment 137250 [details] I think it works Attachment 137250 [details] did not pass mac-ews (mac): Output: http://queues.webkit.org/results/12412034
Created attachment 137259 [details] fixing style/build errors
Created attachment 137428 [details] the patch
Comment on attachment 137428 [details] the patch View in context: https://bugs.webkit.org/attachment.cgi?id=137428&action=review > Source/JavaScriptCore/dfg/DFGSilentRegisterSavePlan.h:79 > + SilentRegisterSavePlan(SilentSpillAction spillAction, die emacs die
(In reply to comment #13) > (From update of attachment 137428 [details]) > View in context: https://bugs.webkit.org/attachment.cgi?id=137428&action=review > > > Source/JavaScriptCore/dfg/DFGSilentRegisterSavePlan.h:79 > > + SilentRegisterSavePlan(SilentSpillAction spillAction, > > die emacs die the emacs the?
Landed in http://trac.webkit.org/changeset/114472
Build fix in http://trac.webkit.org/changeset/114553
Marged (with build fix) in http://trac.webkit.org/changeset/117620