b41a769517
1.Make directed_test apps linked against static libs of hip, rocclr, rocr, roct and amd_comgr. 2.Remove custom_target amdhip64_static_combiner. 3.Support EXCLUDE_HIP_LIB_TYPE <static|shared>. 4.Simplify argument list parsing. 5.Fix hip_pch.o missing issue in samples' build. 6.Fix some original small bugs. Change-Id: I30f5e65367613152ce86b80b13e1c9f2a28da803