supleed2/ELEC50010-IAC-CW
1
0
Fork 0
mirror of https://github.com/supleed2/ELEC50010-IAC-CW.git synced 2024-12-22 13:25:49 +00:00
Code Issues Packages Projects Releases Wiki Activity

Update Harvard for new regfile input

Browse source
This commit is contained in:
Aadi Desai 2020-12-19 10:27:17 +00:00 committed by GitHub
parent a598321539
commit 49b7fdbe07
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
1 changed files with 3 additions and 1 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
rtl/mips_cpu_harvard.v
View file

@ -30,12 +30,13 @@ logic[31:0] out_pc_out, out_ALURes, out_readdata1, out_readdata2, in_B, in_write
logic[4:0] in_readreg1, in_readreg2, in_writereg, out_shamt, out_ALUOp;
logic[5:0] in_opcode;
logic out_ALUCond, out_RegWrite, out_MemWrite, out_MemRead, out_SpcRegWriteEn;
logic[1:0] out_RegDst, out_PC, out_ALUSrc;
logic[1:0] out_RegDst, out_PC, out_ALUSrc, ALURes_offset;
logic[2:0] out_MemtoReg;
assign in_readreg1 = instr_readdata[25:21];
assign in_readreg2 = instr_readdata[20:16];
assign in_opcode = instr_readdata[31:26];
assign ALURes_offset = out_ALURes[1:0];
always @(*) begin
//Picking what register should be written to.
@ -125,6 +126,7 @@ mips_cpu_regfile regfile(
//Outputs from regfile
.readdata1(out_readdata1), //read port 1 output
.readdata2(out_readdata2), //read port 2 output
.vaddr(ALURes_offset), //base+offset[1:0]
.regv0(register_v0) //debug output of $v0 or $2 (first register for returning function results
);