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authorMatt Strapp <matt@mattstrapp.net>2022-05-24 11:18:46 -0500
committerMatt Strapp <matt@mattstrapp.net>2022-05-24 11:19:55 -0500
commit7a73162607544204032aa66cce755daf21edebda (patch)
tree58578e01f15f34a855d99c32898db9d7a1603e67 /OLD/ee4363/mp1/mp12/test_mipspipe.v
parentdo some stuff (diff)
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Graduate
Signed-off-by: Matt Strapp <matt@mattstrapp.net>
Diffstat (limited to 'OLD/ee4363/mp1/mp12/test_mipspipe.v')
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diff --git a/OLD/ee4363/mp1/mp12/test_mipspipe.v b/OLD/ee4363/mp1/mp12/test_mipspipe.v
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--- a/OLD/ee4363/mp1/mp12/test_mipspipe.v
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-//
-// Test bench for the mipspipe
-// Boram Lee
-//
-
-`include "mipspipe.v"
-
-module test_mipspipe;
-
- reg clock;
- reg [3:0] clock_cycle;
-
-// instantiate pipeline module
- mipspipe u_mipspipe(clock);
-
-// initialize clock and cycle counter
- initial begin
- clock = 0;
- clock_cycle=4'h0;
- #160 $finish;
- end
-
-// 10 unit clock cycle
- always
- #5 clock = ~clock;
-
- always @(posedge clock)
- begin
- clock_cycle=clock_cycle+1;
- end
-
-
-// display contents of pipeline latches at the end of each clock cycle
- always @(negedge clock)
- begin
- $display("\n\nclock cycle = %d",clock_cycle," (time = %1.0t)",$time);
- $display("IF/ID registers\n\t IF/ID.PC+4 = %h, IF/ID.IR = %h \n", u_mipspipe.PC, u_mipspipe.IFIDIR);
- $display("ID/EX registers\n\t ID/EX.rs = %d, ID/EX.rt = %d",u_mipspipe.IDEXrs,u_mipspipe.IDEXrt,"\n\t ID/EX.A = %h, ID/EX.B = %h",u_mipspipe.IDEXA,u_mipspipe.IDEXB);
- $display("\t ID/EX.op = %h\n",u_mipspipe.IDEXop);
- $display("EX/MEM registers\n\t EX/MEM.rs = %d, EX/MEM.rt = %d",u_mipspipe.IDEXrs,u_mipspipe.IDEXrt,"\n\t EX/MEM.ALUOut = %h, EX/MEM.ALUout = %h",u_mipspipe.EXMEMALUOut,u_mipspipe.EXMEMB);
- $display("\t EX/MEM.op = %h\n",u_mipspipe.EXMEMop);
- $display("MEM/WB registers\n\t MEM/WB.rd = %d, MEM/WB.rt = %d",u_mipspipe.MEMWBrd,u_mipspipe.MEMWBrt,"\n\t MEM/WB.value = %h",u_mipspipe.MEMWBValue);
- $display("\t EX/MEM.op = %h\n",u_mipspipe.MEMWBop);
- end
-
-// log to a vcd (variable change dump) file
- initial
- begin
- $dumpfile("test_mipspipe.vcd");
- $dumpvars;
- end
-
-endmodule