ʣµĹ֪ܺë

1	Эָ
2	жϴӦù˼decoderڲ״̬
3	system״̬
========4	ĳЩָALUע
========5	дڼĴ4λͼĴ(8λ)ȽϣӦø
6	˷Բȫ
========7	forwarding̫Ӧøĳ
========8	ûwrite backһͿԴٶ
9	ALUһ̫Խ˷λڵһӷڵڶ
10	MMUҪ
11	Խӿ
12	timerUART
13	ϵͳ
14	жϿ
========15	FIQ֮Ӧdisable FIQIRQirqdisable IRQ
=======16	WriteBack
=======17	stall engine
=======18	aluowncangoòԣΪdecoderƲŵûб¶
========forwardingôᱻʹ19	decoderĳ̲߳дĴʱһҪlinkregister
========20	CPSRSPSRwrite back֮ҪȷǷӦforwarding֮ǰ
========forwardingôᱻʹ21	ֹlinkregisterʹúforwarding
========22	blankopnullֿ
23	ȷЭûгʱӦUND쳣
24	PSRĸдҪȨޣû̬¾forwardingת״̬ʱPSRķǷд
25	Ĵ־Ϊλʾ״̬
26	ʹconmaxwishbone