mem.dit

可以自由开发的MIPS仿真器模型(.exe),指令执行动画显示.通过修改graphics和对应的元件和互联文件(.dit)可以自己画流水线,其中.dit文件使用简单的硬件描述语言编写.而mipsit是

// create some components
object CDataMem DataMem
object CMux2 MemToRegMux
object CRegMemWb RegMemWb

// connect them


// Data memory:
connect RegExMem.out_MemRead DataMem.MemRead
connect RegExMem.out_MemWrite DataMem.MemWrite
connect RegExMem.out_AluResult DataMem.Address
connect RegExMem.out_WriteData DataMem.WriteData

// the mux
connect RegExMem.out_MemToReg MemToRegMux.Control
connect DataMem.ReadData MemToRegMux.In0
connect RegExMem.out_AluResult MemToRegMux.In1

// the pipeline register
connect RegExMem.out_RegWrite RegMemWb.in_RegWrite
connect MemToRegMux.Out RegMemWb.in_WbData
connect RegExMem.out_WbReg RegMemWb.in_WbReg
connect RegExMem.out_Instr RegMemWb.in_Instr
connect clk.Ph0 RegMemWb.Ph0
connect clk.Ph1 RegMemWb.Ph1

// the register bank is kinda clocked...
connect clk.Ph2 DataMem.Ph2

// PROBES


// Data memory:
probe RegExMem.out_MemRead 775 234 16 1 0
probe RegExMem.out_MemWrite 775 437 16 1 0
probe RegExMem.out_AluResult 756 467 16 8 0
probe RegExMem.out_WriteData 718 394 16 8 1

// the mux
probe RegExMem.out_MemToReg 862 350 16 2 4
probe MemToRegMux.Out 887 324 16 8 1

// the pipline register
probe RegExMem.out_Instr 690 4 16 30 2