lui, lui
The 16bit limit on immediate data is not severe
load upper immediate (lui) moves its immediate data to the left-most 16-bits; it zeroes the right-most 16-bits; rs is unused
00000000011001000000000000000000 Register 8
lui $8, 100 # Load upper immediate
op rs rt immediate I-type instructions
00111100000010000000000001100100