ref: 45a3ec40329b2948edc3a4e94f1850ccd02f4f29 dir: /as/common.dat/
# Tab 16, tabs 16, :set ts=16 # op args size bytes format DB imm8+ 0 none defb DW imm16+ 0 none defw DD imm32+ 0 none defd DQ imm64+ 0 none defq