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
|
// RUN: %clang_cc1 -ast-print %s -o - | FileCheck %s
// RUN: %clang_cc1 -DMS_EXT -fsyntax-only -fms-extensions %s -triple x86_64-pc-win32 -ast-print | FileCheck %s --check-prefix=MS-EXT
// CHECK: #pragma clang loop vectorize_width(4)
// CHECK-NEXT: #pragma clang loop interleave_count(8){{$}}
void test(int *List, int Length) {
int i = 0;
#pragma clang loop vectorize_width(4)
#pragma clang loop interleave_count(8)
// CHECK-NEXT: while (i < Length)
while (i < Length) {
List[i] = i * 2;
i++;
}
i = 0;
// CHECK: #pragma clang loop vectorize_width(4, scalable)
#pragma clang loop vectorize_width(4, scalable)
// CHECK-NEXT: while (i < Length)
while (i < Length) {
List[i] = i * 2;
i++;
}
i = 0;
// CHECK: #pragma clang loop vectorize_width(fixed)
#pragma clang loop vectorize_width(fixed)
// CHECK-NEXT: while (i < Length)
while (i < Length) {
List[i] = i * 2;
i++;
}
i = 0;
// CHECK: #pragma clang loop vectorize_width(scalable)
#pragma clang loop vectorize_width(scalable)
// CHECK-NEXT: while (i < Length)
while (i < Length) {
List[i] = i * 2;
i++;
}
// CHECK: #pragma clang loop distribute(disable)
// CHECK-NEXT: #pragma clang loop vectorize(enable)
// CHECK-NEXT: #pragma clang loop interleave(disable)
// CHECK-NEXT: #pragma clang loop vectorize_predicate(disable)
#pragma clang loop distribute(disable)
#pragma clang loop vectorize(enable)
#pragma clang loop interleave(disable)
#pragma clang loop vectorize_predicate(disable)
// CHECK-NEXT: while (i - 1 < Length)
while (i - 1 < Length) {
List[i] = i * 2;
i++;
}
// CHECK: #pragma clang loop distribute(enable)
// CHECK-NEXT: #pragma clang loop vectorize(disable)
// CHECK-NEXT: #pragma clang loop interleave(enable)
// CHECK-NEXT: #pragma clang loop vectorize_predicate(enable)
#pragma clang loop distribute(enable)
#pragma clang loop vectorize(disable)
#pragma clang loop interleave(enable)
#pragma clang loop vectorize_predicate(enable)
// CHECK-NEXT: while (i - 2 < Length)
while (i - 2 < Length) {
List[i] = i * 2;
i++;
}
}
template <int V, int I>
void test_nontype_template_param(int *List, int Length) {
#pragma clang loop vectorize_width(V) interleave_count(I)
for (int i = 0; i < Length; i++) {
List[i] = i;
}
}
// CHECK: #pragma clang loop vectorize_width(V)
// CHECK: #pragma clang loop interleave_count(I)
void test_templates(int *List, int Length) {
test_nontype_template_param<2, 4>(List, Length);
}
#ifdef MS_EXT
#pragma init_seg(compiler)
// MS-EXT: #pragma init_seg (.CRT$XCC){{$}}
// MS-EXT-NEXT: int x = 3 __declspec(thread);
int __declspec(thread) x = 3;
#endif //MS_EXT
|
