Avoid out of bounds reads from blas_quick_divide_table on big systems
Avoid out of bounds reads from blas_quick_divide_table on big systems

Should fix #1541
xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS,xianyi/OpenBLAS