/
brn.v
34 lines (23 loc) · 964 Bytes
/
brn.v
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
`include "_const.v"
`include "_assert.v"
module test_brn;
reg error = 0;
processor CPU();
initial begin
$readmemb("tests/instructions/brn/brn_imem.dat", CPU.IFU.imemory.storage.bytes);
repeat(6) @(posedge CPU.clk);
`assertEq(CPU.registers.registers[`REG_S0], 32'd4)
`assertEq(CPU.registers.registers[`REG_A0], 32'd0)
`assertEq(CPU.registers.registers[`REG_A1], 32'd2)
`assertEq(CPU.registers.registers[`REG_T0], 32'd1)
repeat(8) @(posedge CPU.clk);
`assertEq(CPU.registers.registers[`REG_A0], 32'd4)
`assertEq(CPU.registers.registers[`REG_A1], 32'd2)
repeat(9) @(posedge CPU.clk);
// Should be unchanged since the branch was not taken
`assertEq(CPU.registers.registers[`REG_S0], 32'd24)
`assertEq(CPU.registers.registers[`REG_A0], 32'd0)
`assertEq(CPU.registers.registers[`REG_A1], 32'd2)
`printResults
end
endmodule