tree 392101a978d0b4512cbc51bc3fd9b11dc4f4c0a1
parent 3a447ded48925f3ec65553fcf56c55da23777003
author Hiroshi Yamauchi <yamauchi@google.com> 1443669131 -0700
committer Hiroshi Yamauchi <yamauchi@google.com> 1443746369 -0700

Improvements for table lookup read barriers.

- Implement fast paths for the GC root read barrier routines.
- Avoid unnecessary CAS operations.

Bug: 12687968
Change-Id: Iceef44e253062af5bf2295a521a9c64403deafe1