change flagwrite's owner from ALU to DecodeUnit
up flagwrite when addi
fix little bug
fix LD's bug
Merge branch 'master' of https://github.com/asi1024/simpleArchitecture
add emulator(now making)
Merge branch 'master' of https://github.com/asi1024/simpleArchitecture
add program file and data file
modify SPR.v removing writeAdr and write.
devide Decode and Forwarding
modify ForwardingJudgement
forward when LI
add MW_Forward
modify Decode.v flag write, spc_inc and spc_dec
remove some inputs from DecodeUnit and replace inputs of ForwardingJudgement
Merge branch 'master' of https://github.com/asi1024/simpleArchitecture
add MW_Forward in DecodeUnitRegisterOne
add OpExtractor.v that exract operations from instraction.
Merge branch 'master' of https://github.com/asi1024/simpleArchitecture
fix bug