1 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
2 // RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -std=c++11 -triple x86_64-unknown-unknown -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -triple x86_64-unknown-unknown -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
4 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 -x c++ -std=c++11 -DLAMBDA -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck -check-prefix=LAMBDA %s
5 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 -x c++ -fblocks -DBLOCKS -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck -check-prefix=BLOCKS %s
6 // expected-no-diagnostics
7 #ifndef HEADER
8 #define HEADER
9 
10 template <class T>
11 struct S {
12   T f;
SS13   S(T a) : f(a) {}
SS14   S() : f() {}
operator TS15   operator T() { return T(); }
~SS16   ~S() {}
17 };
18 
19 volatile int g = 1212;
20 
21 // CHECK: [[S_FLOAT_TY:%.+]] = type { float }
22 // CHECK: [[CAP_MAIN_TY:%.+]] = type { [2 x i{{[0-9]+}}]*, i{{[0-9]+}}*, [2 x [[S_FLOAT_TY]]]*, [[S_FLOAT_TY]]* }
23 // CHECK: [[S_INT_TY:%.+]] = type { i{{[0-9]+}} }
24 // CHECK: [[CAP_TMAIN_TY:%.+]] = type { [2 x i{{[0-9]+}}]*, i{{[0-9]+}}*, [2 x [[S_INT_TY]]]*, [[S_INT_TY]]* }
25 template <typename T>
tmain()26 T tmain() {
27   S<T> test;
28   T t_var = T();
29   T vec[] = {1, 2};
30   S<T> s_arr[] = {1, 2};
31   S<T> var(3);
32 #pragma omp parallel private(t_var, vec, s_arr, var)
33   {
34     vec[0] = t_var;
35     s_arr[0] = var;
36   }
37   return T();
38 }
39 
main()40 int main() {
41 #ifdef LAMBDA
42   // LAMBDA: [[G:@.+]] = global i{{[0-9]+}} 1212,
43   // LAMBDA-LABEL: @main
44   // LAMBDA: call{{( x86_thiscallcc)?}} void [[OUTER_LAMBDA:@.+]](
45   [&]() {
46   // LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]](
47   // LAMBDA: [[G_LOCAL_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[AGG_CAPTURED:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
48   // LAMBDA: store i{{[0-9]+}}* [[G]], i{{[0-9]+}}** [[G_LOCAL_REF]]
49   // LAMBDA: [[ARG:%.+]] = bitcast %{{.+}}* [[AGG_CAPTURED]] to i8*
50   // LAMBDA: call void {{.+}} @__kmpc_fork_call({{.+}}, i32 1, {{.+}}* [[OMP_REGION:@.+]] to {{.+}}, i8* [[ARG]])
51 #pragma omp parallel private(g)
52   {
53     // LAMBDA: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* %{{.+}}, i32* %{{.+}}, %{{.+}}* [[ARG:%.+]])
54     // LAMBDA: [[G_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
55     // LAMBDA: store %{{.+}}* [[ARG]], %{{.+}}** [[ARG_REF:%.+]],
56     g = 1;
57     // LAMBDA: store volatile i{{[0-9]+}} 1, i{{[0-9]+}}* [[G_PRIVATE_ADDR]],
58     // LAMBDA: [[G_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
59     // LAMBDA: store i{{[0-9]+}}* [[G_PRIVATE_ADDR]], i{{[0-9]+}}** [[G_PRIVATE_ADDR_REF]]
60     // LAMBDA: call{{( x86_thiscallcc)?}} void [[INNER_LAMBDA:@.+]](%{{.+}}* [[ARG]])
61     [&]() {
62       // LAMBDA: define {{.+}} void [[INNER_LAMBDA]](%{{.+}}* [[ARG_PTR:%.+]])
63       // LAMBDA: store %{{.+}}* [[ARG_PTR]], %{{.+}}** [[ARG_PTR_REF:%.+]],
64       g = 2;
65       // LAMBDA: [[ARG_PTR:%.+]] = load %{{.+}}*, %{{.+}}** [[ARG_PTR_REF]]
66       // LAMBDA: [[G_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
67       // LAMBDA: [[G_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[G_PTR_REF]]
68       // LAMBDA: store volatile i{{[0-9]+}} 2, i{{[0-9]+}}* [[G_REF]]
69     }();
70   }
71   }();
72   return 0;
73 #elif defined(BLOCKS)
74   // BLOCKS: [[G:@.+]] = global i{{[0-9]+}} 1212,
75   // BLOCKS-LABEL: @main
76   // BLOCKS: call void {{%.+}}(i8
77   ^{
78   // BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(i8*
79   // BLOCKS: [[G_LOCAL_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[AGG_CAPTURED:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
80   // BLOCKS: store i{{[0-9]+}}* [[G]], i{{[0-9]+}}** [[G_LOCAL_REF]]
81   // BLOCKS: [[ARG:%.+]] = bitcast %{{.+}}* [[AGG_CAPTURED]] to i8*
82   // BLOCKS: call void {{.+}} @__kmpc_fork_call({{.+}}, i32 1, {{.+}}* [[OMP_REGION:@.+]] to {{.+}}, i8* [[ARG]])
83 #pragma omp parallel private(g)
84   {
85     // BLOCKS: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* %{{.+}}, i32* %{{.+}}, %{{.+}}* [[ARG:%.+]])
86     // BLOCKS: [[G_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
87     // BLOCKS: store %{{.+}}* [[ARG]], %{{.+}}** [[ARG_REF:%.+]],
88     g = 1;
89     // BLOCKS: store volatile i{{[0-9]+}} 1, i{{[0-9]+}}* [[G_PRIVATE_ADDR]],
90     // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
91     // BLOCKS: i{{[0-9]+}}* [[G_PRIVATE_ADDR]]
92     // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
93     // BLOCKS: call void {{%.+}}(i8
94     ^{
95       // BLOCKS: define {{.+}} void {{@.+}}(i8*
96       g = 2;
97       // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
98       // BLOCKS: store volatile i{{[0-9]+}} 2, i{{[0-9]+}}*
99       // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
100       // BLOCKS: ret
101     }();
102   }
103   }();
104   return 0;
105 #else
106   S<float> test;
107   int t_var = 0;
108   int vec[] = {1, 2};
109   S<float> s_arr[] = {1, 2};
110   S<float> var(3);
111 #pragma omp parallel private(t_var, vec, s_arr, var)
112   {
113     vec[0] = t_var;
114     s_arr[0] = var;
115   }
116   return tmain<int>();
117 #endif
118 }
119 
120 // CHECK: define i{{[0-9]+}} @main()
121 // CHECK: [[TEST:%.+]] = alloca [[S_FLOAT_TY]],
122 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR:@.+]]([[S_FLOAT_TY]]* [[TEST]])
123 // CHECK: %{{.+}} = bitcast [[CAP_MAIN_TY]]*
124 // CHECK: call void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 1, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*, [[CAP_MAIN_TY]]*)* [[MAIN_MICROTASK:@.+]] to void
125 // CHECK: = call i{{.+}} [[TMAIN_INT:@.+]]()
126 // CHECK: call void [[S_FLOAT_TY_DESTR:@.+]]([[S_FLOAT_TY]]*
127 // CHECK: ret
128 //
129 // CHECK: define internal void [[MAIN_MICROTASK]](i{{[0-9]+}}* [[GTID_ADDR:%.+]], i{{[0-9]+}}* %{{.+}}, [[CAP_MAIN_TY]]* %{{.+}})
130 // CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
131 // CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
132 // CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_FLOAT_TY]]],
133 // CHECK: [[VAR_PRIV:%.+]] = alloca [[S_FLOAT_TY]],
134 // CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]]
135 // CHECK-NOT: [[T_VAR_PRIV]]
136 // CHECK-NOT: [[VEC_PRIV]]
137 // CHECK: {{.+}}:
138 // CHECK: [[S_ARR_PRIV_ITEM:%.+]] = phi [[S_FLOAT_TY]]*
139 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR]]([[S_FLOAT_TY]]* [[S_ARR_PRIV_ITEM]])
140 // CHECK-NOT: [[T_VAR_PRIV]]
141 // CHECK-NOT: [[VEC_PRIV]]
142 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
143 // CHECK-DAG: call void [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
144 // CHECK-DAG: call void [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]*
145 // CHECK: ret void
146 
147 // CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]()
148 // CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]],
149 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR:@.+]]([[S_INT_TY]]* [[TEST]])
150 // CHECK: call void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 1, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*, [[CAP_TMAIN_TY]]*)* [[TMAIN_MICROTASK:@.+]] to void
151 // CHECK: call void [[S_INT_TY_DESTR:@.+]]([[S_INT_TY]]*
152 // CHECK: ret
153 //
154 // CHECK: define internal void [[TMAIN_MICROTASK]](i{{[0-9]+}}* [[GTID_ADDR:%.+]], i{{[0-9]+}}* %{{.+}}, [[CAP_TMAIN_TY]]* %{{.+}})
155 // CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
156 // CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
157 // CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_INT_TY]]],
158 // CHECK: [[VAR_PRIV:%.+]] = alloca [[S_INT_TY]],
159 // CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]]
160 // CHECK-NOT: [[T_VAR_PRIV]]
161 // CHECK-NOT: [[VEC_PRIV]]
162 // CHECK: {{.+}}:
163 // CHECK: [[S_ARR_PRIV_ITEM:%.+]] = phi [[S_INT_TY]]*
164 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[S_ARR_PRIV_ITEM]])
165 // CHECK-NOT: [[T_VAR_PRIV]]
166 // CHECK-NOT: [[VEC_PRIV]]
167 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[VAR_PRIV]])
168 // CHECK-DAG: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[VAR_PRIV]])
169 // CHECK-DAG: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]*
170 // CHECK: ret void
171 #endif
172 
173