Fix cmake crosscompilation for core2 target
Fix cmake crosscompilation for core2 target

Missing HAVE_SSE* cmake variables cause cc.cmake to forget about `-msse*` flags
xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS