8059621: JVM crashes with "unexpected index type" assert in LIRGenerator::do_UnsafeGetRaw Summary: Get types from LIR instructions instead of HIR Reviewed-by: kvn

Merge

8059592: Recent bugfixes in ppc64 port. Reviewed-by: kvn

8059299: assert(adr_type != NULL) failed: expecting TypeKlassPtr Summary: Use top() for dead paths when initializing Phi node of exceptions klasses in Parse::catch_inline_exceptions(). Reviewed-by: jrose, vlivanov