xref: /llvm-project/llvm/test/TableGen/filter.td (revision 91d2e5c81aeb78922941ef5ea4926567eed4e8f7)
1// RUN: llvm-tblgen %s | FileCheck %s
2// RUN: not llvm-tblgen -DERROR1 %s 2>&1 | FileCheck --check-prefix=ERROR1 %s
3
4defvar EmptyList = []<string>;
5defvar OneList = ["foo"];
6defvar WordList = ["foo", "bar", "zoo", "foo", "snork", "snork", "quux"];
7
8class Predicate;
9def pred1 : Predicate;
10def pred2 : Predicate;
11def pred3 : Predicate;
12def pred4 : Predicate;
13def pred5 : Predicate;
14
15class DeduplicatePredList<list<Predicate> predlist, Predicate pred> {
16  list<Predicate> ret =
17      !listconcat([pred], !filter(item, predlist,
18                                  !ne(!cast<string>(item), !cast<string>(pred))));
19}
20
21// CHECK: def rec1
22// CHECK:   list1 = [];
23// CHECK:   list2 = [];
24// CHECK:   list3 = ["foo"];
25// CHECK:   list4 = [];
26// CHECK:   list5 = ["foo", "bar", "zoo", "foo", "snork", "snork", "quux"];
27// CHECK:   list6 = [];
28
29def rec1 {
30  list<string> list1 = !filter(item, EmptyList, true);
31  list<string> list2 = !filter(item, EmptyList, false);
32  list<string> list3 = !filter(item, OneList, true);
33  list<string> list4 = !filter(item, OneList, false);
34  list<string> list5 = !filter(item, WordList, true);
35  list<string> list6 = !filter(item, WordList, false);
36}
37
38// CHECK: def rec2
39// CHECK:   list1 = ["foo", "foo"];
40// CHECK:   list2 = ["bar", "zoo", "snork", "snork", "quux"];
41// CHECK:   list3 = ["snork", "snork", "quux"];
42
43def rec2 {
44  list<string> list1 = !filter(item, WordList, !eq(item, "foo"));
45  list<string> list2 = !filter(item, WordList, !ne(item, "foo"));
46  list<string> list3 = !filter(item, WordList, !ge(!size(item), 4));
47}
48
49// CHECK: def rec3
50// CHECK:   list1 = [4, 5, 6, 7, 8, 9, 10];
51// CHECK:   list2 = [4, 5, 6, 7, 8];
52
53def rec3 {
54  list<int> list1 = !filter(num, [0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10], !gt(num, 3));
55  list<int> list2 = !filter(num, list1, !lt(num, 9));
56}
57
58// CHECK: def rec4
59// CHECK:   duplist = [pred1, pred2, pred1, pred3, pred4, pred1, pred5];
60// CHECK:   deduplist = [pred1, pred2, pred3, pred4, pred5];
61
62def rec4 {
63  list<Predicate> duplist = [pred1, pred2, pred1, pred3, pred4, pred1, pred5];
64  list<Predicate> deduplist = DeduplicatePredList<duplist, pred1>.ret;
65}
66
67#ifdef ERROR1
68
69// ERROR1: could not be fully resolved
70
71def rec9 {
72  list<string> list1 = !filter(item, WordList, !if(true, "oops!", "wrong!"));
73}
74
75#endif
76