tree c8f5260d9b68614f85b2947d81122ffcaf99fdec
parent 35b6546b0a4fe423ed6f27d8c5b709d5191e99ef
author Artem Udovichenko <artem.u@samsung.com> 1479369118 +0300
committer Nicolas Geoffray <ngeoffray@google.com> 1480333083 +0000

Cache flush/invalidate needs RWX permission

When generating JIT code, perform cache maintenance operations before
removing page write permissions. Errata on some cores require data
flush operations to be followed by data invalidate operations
requiring write permission.

Test: ART_TEST_JIT=true test-art-target on an arm64 device.
bug: 27265969

Change-Id: I70cbb0dc2ea37e42f2011d23333e386ae3f639c7