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[X86] Add separate-stack-seg feature
Needs ReviewPublic

Authored by mlemay-intel on Feb 7 2017, 8:17 AM.

Details

Reviewers
zvi
eugenis
pcc
Summary

Add support for separate-stack-seg feature that restricts access to the stack to
help prevent stack corruption. The implementation of this feature may vary
depending on available HW support and other factors.