! Check MOVI expansion. This one for the 32-bit subset. .text start: movi externalsym + 123,r3 movi 65535,r3 movi 65536,r3 movi 65535 << 16,r3 movi 32767,r3 movi 32768,r3 movi 32767 << 16,r3 movi -32768,r3 movi -32769,r3 movi -32768 << 16,r3 movi localsym + 73,r4 movi forwardsym - 42,r4 .set forwardsym,47 .data localsym: .long 1