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
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
|
// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain, for
// any use, without warranty, 2020 by Wilson Snyder.
// SPDX-License-Identifier: CC0-1.0
`define stop $stop
`define checkp(gotv,expv_s) do begin string gotv_s; gotv_s = $sformatf("%p", gotv); if ((gotv_s) != (expv_s)) begin $write("%%Error: %s:%0d: got='%s' exp='%s'\n", `__FILE__,`__LINE__, (gotv_s), (expv_s)); `stop; end end while(0);
// See also t_class_param_mod.v
typedef class Cls;
class Wrap #(parameter P = 13);
function int get_p;
return c1.get_p();
endfunction
function new;
c1 = new;
endfunction
Cls#(PMINUS1 + 1) c1;
localparam PMINUS1 = P - 1; // Checking works when last
endclass
class Wrap2 #(parameter P = 35);
function int get_p;
return c1.get_p();
endfunction
function new;
c1 = new;
endfunction
Wrap#(PMINUS1 + 1) c1;
localparam PMINUS1 = P - 1; // Checking works when last
endclass
class Cls #(parameter PBASE = 12);
bit [PBASE-1:0] member;
function bit [PBASE-1:0] get_member;
return member;
endfunction
static function int get_p;
return PBASE;
endfunction
typedef enum { E_PBASE = PBASE } enum_t;
class ClsInner;
bit [PBASE-1:0] member;
endclass
endclass
typedef Cls#(8) Cls8_t;
class SelfRefClassTypeParam #(type T=logic);
typedef SelfRefClassTypeParam #(int) self_int_t;
T field;
endclass
class SelfRefClassIntParam #(int P=1);
typedef SelfRefClassIntParam #(10) self_int_t;
endclass
class Sum #(type T);
static int sum;
static function void add(T element);
sum += int'(element);
endfunction
endclass
class IntQueue;
int q[$];
function int getSum();
foreach(q[i])
Sum#(int)::add(q[i]);
return Sum#(int)::sum;
endfunction
endclass
class ClsStatic;
static int x = 1;
static function int get_2;
return 2;
endfunction
endclass
class ClsParam #(type T);
typedef T param_t;
endclass
class ClsWithParamField;
int m_field = Sum#(int)::sum;
int m_queue[$];
function int get(int index);
return m_queue[index];
endfunction
endclass
class DictWrapper;
int m_dict[string];
endclass
class DictOperator #(type T) extends T;
function void set(string s, int x);
m_dict[s] = x;
endfunction
function int get(string s);
return m_dict[s];
endfunction
endclass
class Getter1 #(int T=0);
static function int get_1();
return Getter1#(1)::T;
endfunction
endclass
class Getter2 #(int T=5);
static function int get_T();
return T;
endfunction
static function int get_2();
return Getter2#(2)::get_T();
endfunction
endclass
class ClsParamString #(string S="abcde");
typedef ClsParamString#(S) this_type;
static this_type m_inst;
int x = 0;
string name = S;
endclass
typedef ClsParamString#("abcde") cls_param_string_def_t;
typedef ClsParamString#("xyz") cls_param_string_not_def_t;
module t (/*AUTOARG*/);
Cls c12;
Cls #(.PBASE(4)) c4;
Cls8_t c8;
Cls#()::ClsInner ci;
Cls#(8)::ClsInner ci8;
Wrap #(.P(16)) w16;
Wrap2 #(.P(32)) w32;
SelfRefClassTypeParam src_logic;
SelfRefClassTypeParam#()::self_int_t src_int;
SelfRefClassIntParam src1;
SelfRefClassIntParam#()::self_int_t src10;
IntQueue qi;
ClsWithParamField cls_param_field;
DictOperator #(DictWrapper) dict_op;
Getter1 getter1;
Getter1 #(1) getter1_param_1;
Getter2 getter2;
cls_param_string_def_t cps_def;
cls_param_string_not_def_t cps_not_def;
int arr [1:0] = '{1, 2};
initial begin
c12 = new;
c4 = new;
c8 = new;
ci = new;
ci8 = new;
w16 = new;
w32 = new;
src_int = new;
src_logic = new;
src1 = new;
src10 = new;
qi = new;
cls_param_field = new;
dict_op = new;
getter1 = new;
getter1_param_1 = new;
getter2 = new;
if (Cls#()::PBASE != 12) $stop;
if (Cls#(4)::PBASE != 4) $stop;
if (Cls8_t::PBASE != 8) $stop;
if (Cls#()::E_PBASE != 12) $stop;
if (Cls#(4)::E_PBASE != 4) $stop;
if (Cls8_t::E_PBASE != 8) $stop;
if (c12.PBASE != 12) $stop;
if (c4.PBASE != 4) $stop;
if (c8.PBASE != 8) $stop;
if (Cls#()::get_p() != 12) $stop;
if (Cls#(4)::get_p() != 4) $stop;
if (Cls8_t::get_p() != 8) $stop;
if (c12.get_p() != 12) $stop;
if (c4.get_p() != 4) $stop;
if (c8.get_p() != 8) $stop;
if (w16.get_p() != 16) $stop;
if (w32.get_p() != 32) $stop;
// verilator lint_off WIDTH
c12.member = 32'haaaaaaaa;
c4.member = 32'haaaaaaaa;
c8.member = 32'haaaaaaaa;
// verilator lint_on WIDTH
ci.member = 12'haaa;
ci8.member = 8'hff;
if (ci.member != 12'haaa) $stop;
if (ci8.member != 8'hff) $stop;
if (c12.member != 12'haaa) $stop;
if (c4.member != 4'ha) $stop;
if (c12.get_member() != 12'haaa) $stop;
if (c4.get_member() != 4'ha) $stop;
`checkp(c12, "'{member:'haaa}");
`checkp(c4, "'{member:'ha}");
if ($bits(src_logic.field) != 1) $stop;
if ($bits(src_int.field) != 32) $stop;
if (src1.P != 1) $stop;
if (src10.P != 10) $stop;
qi.q = '{2, 4, 6, 0, 2};
if (qi.getSum() != 14) $stop;
Sum#(int)::add(arr[0]);
if (Sum#(int)::sum != 16) $stop;
if (Sum#(real)::sum != 0) $stop;
Sum#(real)::add(1.9); // rounds
if (Sum#(real)::sum != 2) $stop;
if (ClsParam#(ClsStatic)::param_t::x != 1) $stop;
if (ClsParam#(ClsStatic)::param_t::get_2() != 2) $stop;
cls_param_field.m_queue = '{1, 5, 7};
if (cls_param_field.get(2) != 7) $stop;
dict_op.set("abcd", 1);
if (dict_op.get("abcd") != 1) $stop;
if (getter1.get_1() != 1) $stop;
if (Getter1#()::get_1() != 1) $stop;
if (getter1_param_1.get_1() != 1) $stop;
if (getter2.get_2() != 2) $stop;
if (Getter2#()::get_2() != 2) $stop;
if (Getter2#(2)::get_2() != 2) $stop;
cls_param_string_def_t::m_inst = new;
cls_param_string_def_t::m_inst.x = 1;
cps_def = cls_param_string_def_t::m_inst;
if (cps_def.x != 1) $stop;
if (cps_def.name != "abcde") $stop;
cls_param_string_not_def_t::m_inst = new;
cls_param_string_not_def_t::m_inst.x = 2;
cps_not_def = cls_param_string_not_def_t::m_inst;
if (cps_not_def.x != 2) $stop;
if (cps_not_def.name != "xyz") $stop;
$write("*-* All Finished *-*\n");
$finish;
end
endmodule
|
