.*: Assembler messages: .*:6: Error: .* mismatch for `div' .*:7: Error: .* mismatch for `in' .*:8: Error: .* mismatch for `lods' .*:9: Error: .* mismatch for `movabs' .*:10: Error: .* mismatch for `shl' GAS LISTING .* [ ]*[1-9][0-9]*[ ]+\# Check %axl / %cxl aren't permitted as accumulator / shift count [ ]*[1-9][0-9]*[ ]+ [ ]*[1-9][0-9]*[ ]+\.text [ ]*[1-9][0-9]*[ ]+reg: [ ]*[1-9][0-9]*[ ]+\?* 4080C001[ ]+add \$1, %axl [ ]*[1-9][0-9]*[ ]+div %bl, %axl [ ]*[1-9][0-9]*[ ]+in %dx, %axl [ ]*[1-9][0-9]*[ ]+lods \(%rsi\), %axl [ ]*[1-9][0-9]*[ ]+movabs -1, %axl [ ]*[1-9][0-9]*[ ]+shl %cxl, %eax [ ]*[1-9][0-9]*[ ]+\?* 40F6C001[ ]+test \$1, %axl #pass