aboutsummaryrefslogtreecommitdiff
path: root/test/OpenMP/teams_distribute_simd_collapse_codegen.cpp
blob: 071d1672fad1b63ae52e0dc0e55cb57631d8b803 (plain) (blame)
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
// expected-no-diagnostics
#ifndef HEADER
#define HEADER

// Test host codegen.
// RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-64
// RUN: %clang_cc1 -DCK1 -fopenmp -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
// RUN: %clang_cc1 -DCK1 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-64
// RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-32
// RUN: %clang_cc1 -DCK1 -fopenmp -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
// RUN: %clang_cc1 -DCK1 -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-32
#ifdef CK1

template <typename T, int X, long long Y>
struct SS{
  T a[X][Y];

  // CK1: define {{.*}}i32 @{{.+}}foo{{.+}}(
  int foo(void) {
    
    // CK1: call i32 @__tgt_target_teams(
    // CK1: call void @[[OFFL1:.+]](
    #pragma omp target
    #pragma omp teams distribute simd collapse(2)
    for(int i = 0; i < X; i++) {
      for(int j = 0; j < Y; j++) {
	a[i][j] = (T)0;
      }
    }
    // CK1: define internal void @[[OFFL1]](
    // CK1: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 1, {{.+}} @[[OUTL1:.+]] to {{.+}},
    // CK1: ret void
    
    // CK1: define internal void @[[OUTL1]]({{.+}})
    // discard loop variables not needed here
    // CK1: = alloca i32,
    // CK1: = alloca i32,
    // CK1: = alloca i32,
    // CK1: = alloca i32,
    // CK1: [[OMP_UB:%.+]] = alloca i32,
    // CK1: store i32 56087, i32* [[OMP_UB]],
    // CK1: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, i32 92, {{.+}}, {{.+}}, i32* [[OMP_UB]],
    // CK1: call void @__kmpc_for_static_fini(
    // CK1: ret void  

    return a[0][0];
  }
};

int teams_template_struct(void) {
  SS<int, 123, 456> V;
  return V.foo();

}

// CK1: !{!"llvm.loop.vectorize.enable", i1 true}
#endif // CK1

// Test host codegen.
// RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-64
// RUN: %clang_cc1 -DCK2 -fopenmp -x c++ -std=c++11 -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -emit-pch -o %t %s
// RUN: %clang_cc1 -DCK2 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=powerpc64le-ibm-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-64
// RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-llvm %s -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-32
// RUN: %clang_cc1 -DCK2 -fopenmp -x c++ -std=c++11 -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -emit-pch -o %t %s
// RUN: %clang_cc1 -DCK2 -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=i386-pc-linux-gnu -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-32
#ifdef CK2

template <typename T, int n, int m>
int tmain(T argc) {
  T a[n][m];
  #pragma omp target
  #pragma omp teams distribute simd collapse(2)
  for(int i = 0; i < n; i++) {
    for(int j = 0; j < m; j++) {
      a[i][j] = (T)0;
    }
  }
  return 0;
}

int main (int argc, char **argv) {
  int n = 100;
  int m = 2;
  int a[n][m];
  #pragma omp target
  #pragma omp teams distribute simd collapse(2)
  for(int i = 0; i < n; i++) {
    for(int j = 0; j < m; j++) {
      a[i][j] = 0;
    }
  }
  return tmain<int, 10, 2>(argc);
}

// CK2: define {{.*}}i32 @{{[^,]+}}(i{{.+}}{{.+}} %[[ARGC:.+]], {{.+}})
// CK2: call i32 @__tgt_target_teams(
// CK2: call void @[[OFFL1:.+]]({{.+}})
// CK2: {{%.+}} = call{{.*}} i32 @[[TMAIN:.+]]({{.+}})
// CK2: ret

// CK2:  define {{.*}}void @[[OFFL1]]({{.+}})
// CK2: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 5, {{.+}} @[[OUTL1:.+]] to {{.+}},
// CK2: ret void

// CK2: define internal void @[[OUTL1]]({{.+}})
// CK2: [[OMP_UB:%.omp.ub]] = alloca i64,
// CK2: store i64 {{.+}}, i64* [[OMP_UB]],
// CK2: call void @__kmpc_for_static_init_8({{.+}}, {{.+}}, i32 92, {{.+}}, {{.+}}, i64* [[OMP_UB]],
// CK2: call void @__kmpc_for_static_fini(
// CK2: ret void
// CK2: define {{.*}}i32 @[[TMAIN]]({{.+}})
// CK2: call i32 @__tgt_target_teams(
// CK2: call void @[[OFFLT1:.+]]({{.+}})
// CK2:  ret
// CK2-NEXT: }

// CK2:  define {{.*}}void @[[OFFLT1]]({{.+}})
// CK2: call void {{.+}} @__kmpc_fork_teams({{.+}}, i32 1, {{.+}} @[[OUTLT1:.+]] to {{.+}},
// CK2: ret void

// CK2: define internal void @[[OUTLT1]]({{.+}})
// discard loop variables not needed here
// CK2: [[OMP_UB:%.omp.ub]] = alloca i32,
// CK2: store i32 {{.+}}, i32* [[OMP_UB]],
// CK2: call void @__kmpc_for_static_init_4({{.+}}, {{.+}}, i32 92, {{.+}}, {{.+}}, i32* [[OMP_UB]],
// CK2: call void @__kmpc_for_static_fini(
// CK2: ret void

// CK2: !{!"llvm.loop.vectorize.enable", i1 true}
#endif // CK2
#endif // #ifndef HEADER