File: ast-print-pragmas.cpp

package info (click to toggle)
llvm-toolchain-7 1%3A7.0.1-8~deb9u3
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 733,456 kB
  • sloc: cpp: 3,776,651; ansic: 633,271; asm: 350,301; python: 142,716; objc: 107,612; sh: 22,626; lisp: 11,056; perl: 7,999; pascal: 6,742; ml: 5,537; awk: 3,536; makefile: 2,557; cs: 2,027; xml: 841; ruby: 156
file content (68 lines) | stat: -rw-r--r-- 1,977 bytes parent folder | download | duplicates (4)
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
// 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

// FIXME: A bug in ParsedAttributes causes the order of the attributes to be
// reversed. The checks are consequently in the reverse order below.

// CHECK: #pragma clang loop interleave_count(8){{$}}
// CHECK-NEXT: #pragma clang loop vectorize_width(4)

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++;
  }

// CHECK: #pragma clang loop interleave(disable)
// CHECK-NEXT: #pragma clang loop vectorize(enable)
// CHECK-NEXT: #pragma clang loop distribute(disable)

#pragma clang loop distribute(disable)
#pragma clang loop vectorize(enable)
#pragma clang loop interleave(disable)
// CHECK-NEXT: while (i - 1 < Length)
  while (i - 1 < Length) {
    List[i] = i * 2;
    i++;
  }

// CHECK: #pragma clang loop interleave(enable)
// CHECK-NEXT: #pragma clang loop vectorize(disable)
// CHECK-NEXT: #pragma clang loop distribute(enable)

#pragma clang loop distribute(enable)
#pragma clang loop vectorize(disable)
#pragma clang loop interleave(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 interleave_count(I)
// CHECK: #pragma clang loop vectorize_width(V)

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