X86_64: Inline checking for kInterfaceCheck check cast

Interface check-cast with read barriers:
Before: 5.27 ns/check
After: 2.36 ns/check

Code expansion is 0.29%.

Test: test-art-host

Bug: 32577579
Bug: 29516974

Change-Id: Ie48251f97fbf2c95bd0a7c4bd62075414f8e3ae3
3 files changed