支持RV32IM部分指令的三级流水线CPU核

通过对比寄存器来实现测试

Name		Name	Last commit message	Last commit date
Latest commit History 60 Commits
.vscode		.vscode
backup		backup
.gitignore		.gitignore
README.md		README.md
alu.v		alu.v
alu.vh		alu.vh
alu_mod.v		alu_mod.v
core.v		core.v
core_tb.sv		core_tb.sv
dmem_mod.v		dmem_mod.v
ins_mod.v		ins_mod.v
inst_decoder.v		inst_decoder.v
mem.v		mem.v
mem.vh		mem.vh
memory.v		memory.v
opcode.vh		opcode.vh
regFile.v		regFile.v
regfile1.mem		regfile1.mem
regfile2.mem		regfile2.mem
regfile3.mem		regfile3.mem
riscv.hex		riscv.hex
sim.do		sim.do
syn_reg.v		syn_reg.v
wave.do		wave.do