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[TSan] Improve handling of stack pointer mangling in {set,long}jmp, pt.4

Authored by yln on Jun 28 2019, 11:24 AM.

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yln created this revision.Jun 28 2019, 11:24 AM
Herald added projects: Restricted Project, Restricted Project. · View Herald TranscriptJun 28 2019, 11:24 AM
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dvyukov accepted this revision.Jul 4 2019, 11:22 AM


This revision is now accepted and ready to land.Jul 4 2019, 11:22 AM
This revision was automatically updated to reflect the committed changes.
yln added a comment.Jul 5 2019, 2:10 PM

I reverted this, because we are doing a call (%rsi is not a preserved register), so of course we have to save/restore it (even if we don't clobber it ourselves).