Commit eafab2356e8dcf5f01d2bcfa311cafba3b395a7e

Jeremy Huddleston Sequoia 2021-03-24T11:38:36

arm64e: Pull in pointer authentication code from Apple's arm64e libffi port (#565) NOTES: This changes the ptrauth support from #548 to match what Apple is shipping in its libffi-27 tag. Signed-off-by: Jeremy Huddleston Sequoia <jeremyhu@apple.com>