1 .*: Assembler messages: 2 .*:3: Error: the source register must not be \$31.* 3 .*:4: Error: the source register must not be \$31.* 4 .*:6: Error: the source register must not be \$31.* 5 .*:7: Error: the source register must not be \$31.* 6 .*:9: Error: the source register must not be \$31.* 7 .*:10: Error: the source register must not be \$31.* 8