[lworld] C2 should not scalarize private inline type buffers
[lworld] C2's slow path allocation does not set the larval bit
[lworld] TestBasicFunctionality::test12 fails due to invalid field values after deoptimization
[lworld] vmTestbase/gc/ArrayJuggle/* tests fail with "Idealize should return new nodes"
[lworld] Add Unsafe primitives to support updating values
[lworld] unsafe array support for value types for VarHandles