-
Notifications
You must be signed in to change notification settings - Fork 1
/
Inst_ROM.v
94 lines (91 loc) · 2.77 KB
/
Inst_ROM.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
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
`timescale 1ns / 1ps
//////////////////////////////////////////////////////////////////////////////////
// Company:
// Engineer:
//
// Create Date: 19:09:27 05/15/2019
// Design Name:
// Module Name: Inst_ROM
// Project Name:
// Target Devices:
// Tool versions:
// Description:
//
// Dependencies:
//
// Revision:
// Revision 0.01 - File Created
// Additional Comments:
//
//////////////////////////////////////////////////////////////////////////////////
module Inst_ROM(a,inst
);
input [31:0] a;
output [31:0] inst;
wire [31:0] rom [0:63];
assign rom[6'h00]=32'h00000000;
assign rom[6'h01]=32'h14000801;//addi r1, r0, 2
assign rom[6'h02]=32'h14002422;//addi r2, r1, 9
assign rom[6'h03]=32'h00100c41;//add r3, r2, r1
assign rom[6'h04]=32'h48000006;//jump 6
assign rom[6'h05]=32'h00101003;//add r4,r0,r3
assign rom[6'h06]=32'h00100c80;//add r3,r4,r0
assign rom[6'h07]=32'h04100443;//and r1,r2,r3
assign rom[6'h08]=32'h04100443;//and r1,r2,r3
assign rom[6'h09]=32'h00000000;
assign rom[6'h0A]=32'h00000000;
assign rom[6'h0B]=32'h00000000;
assign rom[6'h0C]=32'h00000000;
assign rom[6'h0D]=32'h00000000;
assign rom[6'h0E]=32'h00000000;
assign rom[6'h0F]=32'h00000000;
assign rom[6'h10]=32'h00000000;
assign rom[6'h11]=32'h00000000;
assign rom[6'h12]=32'h00000000;
assign rom[6'h13]=32'h00000000;
assign rom[6'h14]=32'h00000000;
assign rom[6'h15]=32'h00000000;
assign rom[6'h16]=32'h00000000;
assign rom[6'h17]=32'h00000000;
assign rom[6'h18]=32'h00000000;
assign rom[6'h19]=32'h00000000;
assign rom[6'h1A]=32'h00000000;
assign rom[6'h1B]=32'h00000000;
assign rom[6'h1C]=32'h00000000;
assign rom[6'h1D]=32'h00000000;
assign rom[6'h1E]=32'h00000000;
assign rom[6'h1F]=32'h00000000;
assign rom[6'h20]=32'h00000000;
assign rom[6'h21]=32'h00000000;
assign rom[6'h22]=32'h00000000;
assign rom[6'h23]=32'h00000000;
assign rom[6'h24]=32'h00000000;
assign rom[6'h25]=32'h00000000;
assign rom[6'h26]=32'h00000000;
assign rom[6'h27]=32'h00000000;
assign rom[6'h28]=32'h00000000;
assign rom[6'h29]=32'h00000000;
assign rom[6'h2A]=32'h00000000;
assign rom[6'h2B]=32'h00000000;
assign rom[6'h2C]=32'h00000000;
assign rom[6'h2D]=32'h00000000;
assign rom[6'h2E]=32'h00000000;
assign rom[6'h2F]=32'h00000000;
assign rom[6'h30]=32'h00000000;
assign rom[6'h31]=32'h00000000;
assign rom[6'h32]=32'h00000000;
assign rom[6'h33]=32'h00000000;
assign rom[6'h34]=32'h00000000;
assign rom[6'h35]=32'h00000000;
assign rom[6'h36]=32'h00000000;
assign rom[6'h37]=32'h00000000;
assign rom[6'h38]=32'h00000000;
assign rom[6'h39]=32'h00000000;
assign rom[6'h3A]=32'h00000000;
assign rom[6'h3B]=32'h00000000;
assign rom[6'h3C]=32'h00000000;
assign rom[6'h3D]=32'h00000000;
assign rom[6'h3E]=32'h00000000;
assign rom[6'h3F]=32'h00000000;
assign inst=rom[a[7:2]];
endmodule