ref: fe896e5a49d5d6a1218f3389d2e6ca1a8b7c1228 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