1 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 -x c++ -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck %s
2 // RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -std=c++11 -triple x86_64-apple-darwin10 -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -triple x86_64-apple-darwin10 -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix=CHECK %s
4 // expected-no-diagnostics
5 #ifndef HEADER
6 #define HEADER
7 
8 void fn1();
9 void fn2();
10 void fn3();
11 void fn4();
12 void fn5();
13 void fn6();
14 
15 int Arg;
16 
17 // CHECK-LABEL: define void @{{.+}}gtid_test
18 void gtid_test() {
19 // CHECK:  call void {{.+}} @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{.+}} 1, {{.+}}* [[GTID_TEST_REGION1:@.+]] to void
20 #pragma omp parallel
21 #pragma omp task if (false)
22   gtid_test();
23 // CHECK: ret void
24 }
25 
26 // CHECK: define internal void [[GTID_TEST_REGION1]](i32* [[GTID_PARAM:%.+]], i
27 // CHECK: store i32* [[GTID_PARAM]], i32** [[GTID_ADDR_REF:%.+]],
28 // CHECK: [[GTID_ADDR:%.+]] = load i32*, i32** [[GTID_ADDR_REF]]
29 // CHECK: [[GTID:%.+]] = load i32, i32* [[GTID_ADDR]]
30 // CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc(
31 // CHECK: [[TASK_PTR:%.+]] = bitcast i8* [[ORIG_TASK_PTR]] to
32 // CHECK: call void @__kmpc_omp_task_begin_if0(%{{.+}}* @{{.+}}, i{{.+}} [[GTID]], i8* [[ORIG_TASK_PTR]])
33 // CHECK: call i32 [[GTID_TEST_REGION2:@.+]](i32 [[GTID]], %{{.+}}* [[TASK_PTR]])
34 // CHECK: call void @__kmpc_omp_task_complete_if0(%{{.+}}* @{{.+}}, i{{.+}} [[GTID]], i8* [[ORIG_TASK_PTR]])
35 // CHECK: ret void
36 
37 // CHECK: define internal i32 [[GTID_TEST_REGION2]](
38 // CHECK: call void @{{.+}}gtid_test
39 // CHECK: ret i32
40 
41 template <typename T>
42 int tmain(T Arg) {
43 #pragma omp task if (true)
44   fn1();
45 #pragma omp task if (false)
46   fn2();
47 #pragma omp task if (Arg)
48   fn3();
49   return 0;
50 }
51 
52 // CHECK-LABEL: @main
53 int main() {
54 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(
55 // CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc({{[^,]+}}, i32 [[GTID]], i32 1, i64 32, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, %{{[^*]+}}*)* [[CAP_FN4:[^ ]+]] to i32 (i32, i8*)*))
56 // CHECK: call i32 @__kmpc_omp_task(%{{.+}}* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]])
57 #pragma omp task if (true)
58   fn4();
59 // CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc(
60 // CHECK: [[TASK_PTR:%.+]] = bitcast i8* [[ORIG_TASK_PTR]] to
61 // CHECK: call void @__kmpc_omp_task_begin_if0(%{{.+}}* @{{.+}}, i{{.+}} [[GTID]], i8* [[ORIG_TASK_PTR]])
62 // CHECK: call i32 [[CAP_FN5:@.+]](i32 [[GTID]], %{{.+}}* [[TASK_PTR]])
63 // CHECK: call void @__kmpc_omp_task_complete_if0(%{{.+}}* @{{.+}}, i{{.+}} [[GTID]], i8* [[ORIG_TASK_PTR]])
64 #pragma omp task if (false)
65   fn5();
66 
67 // CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc({{[^,]+}}, i32 [[GTID]], i32 1, i64 32, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, %{{[^*]+}}*)* [[CAP_FN6:[^ ]+]] to i32 (i32, i8*)*))
68 // CHECK: [[TASK_PTR:%.+]] = bitcast i8* [[ORIG_TASK_PTR]] to
69 // CHECK: br i1 %{{.+}}, label %[[OMP_THEN:.+]], label %[[OMP_ELSE:.+]]
70 // CHECK: [[OMP_THEN]]
71 // CHECK: call i32 @__kmpc_omp_task(%{{.+}}* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]])
72 // CHECK: br label %[[OMP_END:.+]]
73 // CHECK: [[OMP_ELSE]]
74 // CHECK: call void @__kmpc_omp_task_begin_if0(%{{.+}}* @{{.+}}, i{{.+}} [[GTID]], i8* [[ORIG_TASK_PTR]])
75 // CHECK: call i32 [[CAP_FN6:@.+]](i32 [[GTID]], %{{.+}}* [[TASK_PTR]])
76 // CHECK: call void @__kmpc_omp_task_complete_if0(%{{.+}}* @{{.+}}, i{{.+}} [[GTID]], i8* [[ORIG_TASK_PTR]])
77 // CHECK: br label %[[OMP_END]]
78 // CHECK: [[OMP_END]]
79 #pragma omp task if (Arg)
80   fn6();
81   // CHECK: = call {{.*}}i{{.+}} @{{.+}}tmain
82   return tmain(Arg);
83 }
84 
85 // CHECK: define internal i32 [[CAP_FN4]]
86 // CHECK: call void @{{.+}}fn4
87 // CHECK: ret i32
88 
89 // CHECK: define internal i32 [[CAP_FN5]]
90 // CHECK: call void @{{.+}}fn5
91 // CHECK: ret i32
92 
93 // CHECK: define internal i32 [[CAP_FN6]]
94 // CHECK: call void @{{.+}}fn6
95 // CHECK: ret i32
96 
97 // CHECK-LABEL: define {{.+}} @{{.+}}tmain
98 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(
99 // CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc(%{{[^,]+}}, i32 [[GTID]], i32 1, i64 32, i64 1, i32 (i32, i8*)* bitcast (i32 (i32,  %{{[^*]+}}*)* [[CAP_FN1:[^ ]+]] to i32 (i32, i8*)*))
100 // CHECK: call i32 @__kmpc_omp_task(%{{.+}}* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]])
101 
102 // CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc(
103 // CHECK: [[TASK_PTR:%.+]] = bitcast i8* [[ORIG_TASK_PTR]] to
104 // CHECK: call void @__kmpc_omp_task_begin_if0(%{{.+}}* @{{.+}}, i{{.+}} [[GTID]], i8* [[ORIG_TASK_PTR]])
105 // CHECK: call i32 [[CAP_FN2:@.+]](i32 [[GTID]], %{{.+}}* [[TASK_PTR]])
106 // CHECK: call void @__kmpc_omp_task_complete_if0(%{{.+}}* @{{.+}}, i{{.+}} [[GTID]], i8* [[ORIG_TASK_PTR]])
107 
108 // CHECK: [[ORIG_TASK_PTR:%.+]] = call i8* @__kmpc_omp_task_alloc(%{{[^,]+}}, i32 [[GTID]], i32 1, i64 32, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, %{{[^*]+}}*)* [[CAP_FN3:[^ ]+]] to i32 (i32, i8*)*))
109 // CHECK: [[TASK_PTR:%.+]] = bitcast i8* [[ORIG_TASK_PTR]] to
110 // CHECK: br i1 %{{.+}}, label %[[OMP_THEN:.+]], label %[[OMP_ELSE:.+]]
111 // CHECK: [[OMP_THEN]]
112 // CHECK: call i32 @__kmpc_omp_task(%{{.+}}* @{{.+}}, i32 [[GTID]], i8* [[ORIG_TASK_PTR]])
113 // CHECK: br label %[[OMP_END:.+]]
114 // CHECK: [[OMP_ELSE]]
115 // CHECK: call void @__kmpc_omp_task_begin_if0(%{{.+}}* @{{.+}}, i{{.+}} [[GTID]], i8* [[ORIG_TASK_PTR]])
116 // CHECK: call i32 [[CAP_FN3:@.+]](i32 [[GTID]], %{{.+}}* [[TASK_PTR]])
117 // CHECK: call void @__kmpc_omp_task_complete_if0(%{{.+}}* @{{.+}}, i{{.+}} [[GTID]], i8* [[ORIG_TASK_PTR]])
118 // CHECK: br label %[[OMP_END]]
119 // CHECK: [[OMP_END]]
120 
121 // CHECK: define internal i32 [[CAP_FN1]]
122 // CHECK: call void @{{.+}}fn1
123 // CHECK: ret i32
124 
125 // CHECK: define internal i32 [[CAP_FN2]]
126 // CHECK: call void @{{.+}}fn2
127 // CHECK: ret i32
128 
129 // CHECK: define internal i32 [[CAP_FN3]]
130 // CHECK: call void @{{.+}}fn3
131 // CHECK: ret i32
132 
133 #endif
134