SWDEV-239297:hipMemset fix, getMemoryObject with unaligned ptr
SWDEV-239297:hipMemset fix, getMemoryObject with unaligned ptr

Change-Id: I37b8139c5099d37b42f34d728a3d694fdf9cb55d

ROCm-Developer-Tools/HIP,ROCm-Developer-Tools/HIP,ROCm-Developer-Tools/HIP,ROCm-Developer-Tools/HIP,ROCm-Developer-Tools/HIP