机器码指令集

General
acc = AL, AX or EAX unless specified otherwise
reg = any general register
r8 = any 8-bit register
r16 = any general purpose 16-bit register
r32 = any general purpose 32-bit register
imm = immediate data
imm8 = 8-bit immediate data
imm16 = 16-bit immediate data
mem = memory address
mem8 = address of 8-bit data item
mem16 = address of 16-bit data item
mem32 = address of 32-bit data item
mem48 = address of 48-bit data item
dest = 16/32-bit destination
short = 8-bit destination

Integer instruction timings:
n - generally refers to a number of repeated counts