.*: Assembler messages:
.*: Error: improper immediate value \(-?\d+\)
.*: Error: improper immediate value \(64\)
.*: Error: improper immediate value \(-?\d+\)
.*: Error: improper immediate value \(32\)
.*: Error: illegal operands `th.ext a0,64,62'
.*: Error: illegal operands `th.extu a0,-1,0'
