tree ac228db5c0a3cbcc82c665bd2c1653d7e351c09e
parent 4613c8a3a549213240f3ffc46514b600d872938e
author Peter Collingbourne <pcc@google.com> 1523576395 -0700
committer Peter Collingbourne <pcc@google.com> 1536196713 +0000

Block the platform register, x18.

Bug: 77982665
Test: run-libcore-tests.sh, sailfish boots
Change-Id: I5bc4c77f76bb6747a002bff2e16d83c679beeb32