bl_deltaz_quant.v
3.72 KB
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
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
// Module instances modified by /home/rws/workarea/rf/sw/bbplayer/tools/necprimfix
//
// 27 instances of an02d1h changed to j_an02.
// 7 instances of fn05d2 changed to j_fn05.
// 7 instances of nr02d2 changed to j_nr02.
// 1 instance of or02d2 changed to j_or02.
//
////////////////////////////////////////////////////////////////////////
//
// Project Reality
//
// module: bl_deltaz_quant
// description: Quantize to next higher power of two for blend,
//
// designer: Phil Gossett
// date: 8/24/94
//
////////////////////////////////////////////////////////////////////////
module bl_deltaz_quant(i, z);
input [15:0] i;
wire [15:0] i1i;
wire [15:0] i2i;
wire [15:0] i3i;
output [15:0] z;
j_or02 quorl (.a1(i[15]), .a2(i[14]), .z(qorl));
j_nr02 quork (.a1(i[ 1]), .a2(i[ 2]), .zn(qork));
j_nr02 quorj (.a1(i[ 3]), .a2(i[ 4]), .zn(qorj));
j_nr02 quori (.a1(i[ 5]), .a2(i[ 6]), .zn(qori));
j_nr02 quorh (.a1(i[ 7]), .a2(i[ 8]), .zn(qorh));
j_nr02 quorg (.a1(i[ 9]), .a2(i[10]), .zn(qorg));
j_nr02 quorf (.a1(i[11]), .a2(i[12]), .zn(qorf));
j_nr02 quore (.a1(i[13]), .a2( qorl), .zn(qore));
j_an02 quord (.a1( qori), .a2( qorj), .z(qord));
j_an02 quorc (.a1( qorg), .a2( qorh), .z(qorc));
j_an02 quorb (.a1( qore), .a2( qorf), .z(qorb));
j_an02 quora (.a1( qorb), .a2( qorc), .z(qora));
assign i1i[15] = qorl;
j_fn05 and1e (.a1(i[13]), .b1( qorl), .zn(i1i[14]));
assign i1i[13] = i[12];
j_fn05 and1c (.a1(i[11]), .b1(i[12]), .zn(i1i[12]));
assign i1i[11] = i[10];
j_fn05 and1a (.a1(i[ 9]), .b1(i[10]), .zn(i1i[10]));
assign i1i[ 9] = i[ 8];
j_fn05 and18 (.a1(i[ 7]), .b1(i[ 8]), .zn(i1i[ 8]));
assign i1i[ 7] = i[ 6];
j_fn05 and16 (.a1(i[ 5]), .b1(i[ 6]), .zn(i1i[ 6]));
assign i1i[ 5] = i[ 4];
j_fn05 and14 (.a1(i[ 3]), .b1(i[ 4]), .zn(i1i[ 4]));
assign i1i[ 3] = i[ 2];
j_fn05 and12 (.a1(i[ 1]), .b1(i[ 2]), .zn(i1i[ 2]));
assign i1i[ 1] = i[ 0];
assign i1i[ 0] = i[ 0];
assign i2i[15] = i1i[15];
assign i2i[14] = i1i[14];
j_an02 and2d (.a1(i1i[13]), .a2(qore), .z(i2i[13]));
j_an02 and2c (.a1(i1i[12]), .a2(qore), .z(i2i[12]));
assign i2i[11] = i1i[11];
assign i2i[10] = i1i[10];
j_an02 and29 (.a1(i1i[ 9]), .a2(qorg), .z(i2i[ 9]));
j_an02 and28 (.a1(i1i[ 8]), .a2(qorg), .z(i2i[ 8]));
assign i2i[ 7] = i1i[ 7];
assign i2i[ 6] = i1i[ 6];
j_an02 and25 (.a1(i1i[ 5]), .a2(qori), .z(i2i[ 5]));
j_an02 and24 (.a1(i1i[ 4]), .a2(qori), .z(i2i[ 4]));
assign i2i[ 3] = i1i[ 3];
assign i2i[ 2] = i1i[ 2];
j_an02 and21 (.a1(i1i[ 1]), .a2(qork), .z(i2i[ 1]));
assign i2i[ 0] = qork;
assign i3i[15] = i2i[15];
assign i3i[14] = i2i[14];
assign i3i[13] = i2i[13];
assign i3i[12] = i2i[12];
j_an02 and3b (.a1(i2i[11]), .a2(qorb), .z(i3i[11]));
j_an02 and3a (.a1(i2i[10]), .a2(qorb), .z(i3i[10]));
j_an02 and39 (.a1(i2i[ 9]), .a2(qorb), .z(i3i[ 9]));
j_an02 and38 (.a1(i2i[ 8]), .a2(qorb), .z(i3i[ 8]));
assign i3i[ 7] = i2i[ 7];
assign i3i[ 6] = i2i[ 6];
assign i3i[ 5] = i2i[ 5];
assign i3i[ 4] = i2i[ 4];
j_an02 and33 (.a1(i2i[ 3]), .a2(qord), .z(i3i[ 3]));
j_an02 and32 (.a1(i2i[ 2]), .a2(qord), .z(i3i[ 2]));
j_an02 and31 (.a1(i2i[ 1]), .a2(qord), .z(i3i[ 1]));
j_an02 and30 (.a1(i2i[ 0]), .a2(qord), .z(i3i[ 0]));
assign z[15] = i3i[15];
assign z[14] = i3i[14];
assign z[13] = i3i[13];
assign z[12] = i3i[12];
assign z[11] = i3i[11];
assign z[10] = i3i[10];
assign z[ 9] = i3i[ 9];
assign z[ 8] = i3i[ 8];
j_an02 and47 (.a1(i3i[ 7]), .a2(qora), .z(z[ 7]));
j_an02 and46 (.a1(i3i[ 6]), .a2(qora), .z(z[ 6]));
j_an02 and45 (.a1(i3i[ 5]), .a2(qora), .z(z[ 5]));
j_an02 and44 (.a1(i3i[ 4]), .a2(qora), .z(z[ 4]));
j_an02 and43 (.a1(i3i[ 3]), .a2(qora), .z(z[ 3]));
j_an02 and42 (.a1(i3i[ 2]), .a2(qora), .z(z[ 2]));
j_an02 and41 (.a1(i3i[ 1]), .a2(qora), .z(z[ 1]));
j_an02 and40 (.a1(i3i[ 0]), .a2(qora), .z(z[ 0]));
endmodule // bl_deltaz_quant