1 // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s
2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-unknown-unknown -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fopenmp -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 -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 -x c++ -fblocks -DBLOCKS -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck -check-prefix=BLOCKS %s
6 // expected-no-diagnostics
7 // REQUIRES: x86-registered-target
8 #ifndef HEADER
9 #define HEADER
10
11 template <class T>
12 struct S {
13 T f;
SS14 S(T a) : f(a) {}
SS15 S() : f() {}
operator TS16 operator T() { return T(); }
~SS17 ~S() {}
18 };
19
20 volatile double g;
21
22 // CHECK: [[S_FLOAT_TY:%.+]] = type { float }
23 // CHECK: [[S_INT_TY:%.+]] = type { i{{[0-9]+}} }
24 template <typename T>
tmain()25 T tmain() {
26 S<T> test;
27 T t_var = T();
28 T vec[] = {1, 2};
29 S<T> s_arr[] = {1, 2};
30 S<T> var(3);
31 #pragma omp parallel
32 #pragma omp single private(t_var, vec, s_arr, s_arr, var, var)
33 {
34 vec[0] = t_var;
35 s_arr[0] = var;
36 }
37 return T();
38 }
39
main()40 int main() {
41 static int sivar;
42 #ifdef LAMBDA
43 // LAMBDA: [[G:@.+]] = global double
44 // LAMBDA-LABEL: @main
45 // LAMBDA: call{{.*}} void [[OUTER_LAMBDA:@.+]](
46 [&]() {
47 // LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]](
48 // LAMBDA: call {{.*}}void {{.+}} @__kmpc_fork_call({{.+}}, i32 0, {{.+}}* [[OMP_REGION:@.+]] to {{.+}})
49 #pragma omp parallel
50 #pragma omp single private(g, sivar)
51 {
52 // LAMBDA: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}})
53 // LAMBDA: [[G_PRIVATE_ADDR:%.+]] = alloca double,
54 // LAMBDA: [[SIVAR_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
55 g = 1;
56 sivar = 101;
57 // LAMBDA: call {{.*}}i32 @__kmpc_single(
58 // LAMBDA: store double 1.0{{.+}}, double* [[G_PRIVATE_ADDR]],
59 // LAMBDA: store i{{[0-9]+}} 101, i{{[0-9]+}}* [[SIVAR_PRIVATE_ADDR]],
60 // LAMBDA: [[G_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
61 // LAMBDA: store double* [[G_PRIVATE_ADDR]], double** [[G_PRIVATE_ADDR_REF]]
62 // LAMBDA: [[SIVAR_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
63 // LAMBDA: store i{{[0-9]+}}* [[SIVAR_PRIVATE_ADDR]], i{{[0-9]+}}** [[SIVAR_PRIVATE_ADDR_REF]]
64 // LAMBDA: call{{.*}} void [[INNER_LAMBDA:@.+]](%{{.+}}* [[ARG]])
65 // LAMBDA: call {{.*}}void @__kmpc_end_single(
66 [&]() {
67 // LAMBDA: define {{.+}} void [[INNER_LAMBDA]](%{{.+}}* [[ARG_PTR:%.+]])
68 // LAMBDA: store %{{.+}}* [[ARG_PTR]], %{{.+}}** [[ARG_PTR_REF:%.+]],
69 g = 2;
70 sivar = 211;
71 // LAMBDA: [[ARG_PTR:%.+]] = load %{{.+}}*, %{{.+}}** [[ARG_PTR_REF]]
72 // LAMBDA: [[G_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
73 // LAMBDA: [[G_REF:%.+]] = load double*, double** [[G_PTR_REF]]
74 // LAMBDA: store double 2.0{{.+}}, double* [[G_REF]]
75 // LAMBDA: [[SIVAR_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
76 // LAMBDA: [[SIVAR_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[SIVAR_PTR_REF]]
77 // LAMBDA: store i{{[0-9]+}} 211, i{{[0-9]+}}* [[SIVAR_REF]]
78 }();
79 }
80 }();
81 return 0;
82 #elif defined(BLOCKS)
83 // BLOCKS: [[G:@.+]] = global double
84 // BLOCKS-LABEL: @main
85 // BLOCKS: call {{.*}}void {{%.+}}(i8
86 ^{
87 // BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(i8*
88 // BLOCKS: call {{.*}}void {{.+}} @__kmpc_fork_call({{.+}}, i32 0, {{.+}}* [[OMP_REGION:@.+]] to {{.+}})
89 #pragma omp parallel
90 #pragma omp single private(g, sivar)
91 {
92 // BLOCKS: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}})
93 // BLOCKS: [[G_PRIVATE_ADDR:%.+]] = alloca double,
94 // BLOCKS: [[SIVAR_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
95 g = 1;
96 sivar = 101;
97 // BLOCKS: call {{.*}}i32 @__kmpc_single(
98 // BLOCKS: store double 1.0{{.+}}, double* [[G_PRIVATE_ADDR]],
99 // BLOCKS: store i{{[0-9]+}} 101, i{{[0-9]+}}* [[SIVAR_PRIVATE_ADDR]],
100 // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
101 // BLOCKS: double* [[G_PRIVATE_ADDR]]
102 // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
103 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
104 // BLOCKS: i{{[0-9]+}}* [[SIVAR_PRIVATE_ADDR]]
105 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
106 // BLOCKS: call {{.*}}void {{%.+}}(i8
107 // BLOCKS: call {{.*}}void @__kmpc_end_single(
108 ^{
109 // BLOCKS: define {{.+}} void {{@.+}}(i8*
110 g = 2;
111 sivar = 203;
112 // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
113 // BLOCKS: store double 2.0{{.+}}, double*
114 // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
115 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
116 // BLOCKS: store i{{[0-9]+}} 203, i{{[0-9]+}}*
117 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
118 // BLOCKS: ret
119 }();
120 }
121 }();
122 return 0;
123 #else
124 S<float> test;
125 int t_var = 0;
126 int vec[] = {1, 2};
127 S<float> s_arr[] = {1, 2};
128 S<float> var(3);
129 #pragma omp parallel
130 #pragma omp single private(t_var, vec, s_arr, s_arr, var, var, sivar)
131 {
132 vec[0] = t_var;
133 s_arr[0] = var;
134 sivar = 303;
135 }
136 return tmain<int>();
137 #endif
138 }
139
140 // CHECK: define i{{[0-9]+}} @main()
141 // CHECK: [[TEST:%.+]] = alloca [[S_FLOAT_TY]],
142 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR:@.+]]([[S_FLOAT_TY]]* [[TEST]])
143 // CHECK: call void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 0, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*)* [[MAIN_MICROTASK:@.+]] to void
144 // CHECK: = call i{{.+}} [[TMAIN_INT:@.+]]()
145 // CHECK: call void [[S_FLOAT_TY_DESTR:@.+]]([[S_FLOAT_TY]]*
146 // CHECK: ret
147 //
148 // CHECK: define internal void [[MAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}})
149 // CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
150 // CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
151 // CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_FLOAT_TY]]],
152 // CHECK-NOT: alloca [2 x [[S_FLOAT_TY]]],
153 // CHECK: [[VAR_PRIV:%.+]] = alloca [[S_FLOAT_TY]],
154 // CHECK-NOT: alloca [[S_FLOAT_TY]],
155 // CHECK: [[SIVAR_PRIV:%.+]] = alloca i{{[0-9]+}},
156 // CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]]
157 // CHECK: call i32 @__kmpc_single(
158 // CHECK-NOT: [[T_VAR_PRIV]]
159 // CHECK-NOT: [[VEC_PRIV]]
160 // CHECK-NOT: [[SIVAR_PRIV]]
161 // CHECK: {{.+}}:
162 // CHECK: [[S_ARR_PRIV_ITEM:%.+]] = phi [[S_FLOAT_TY]]*
163 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR]]([[S_FLOAT_TY]]* [[S_ARR_PRIV_ITEM]])
164 // CHECK-NOT: [[T_VAR_PRIV]]
165 // CHECK-NOT: [[VEC_PRIV]]
166 // CHECK-NOT: [[SIVAR_PRIV]]
167 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
168 // CHECK-DAG: call void [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
169 // CHECK-DAG: call void [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]*
170 // CHECK: call void @__kmpc_end_single(
171 // CHECK: ret void
172
173 // CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]()
174 // CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]],
175 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR:@.+]]([[S_INT_TY]]* [[TEST]])
176 // CHECK: call void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 0, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*)* [[TMAIN_MICROTASK:@.+]] to void
177 // CHECK: call void [[S_INT_TY_DESTR:@.+]]([[S_INT_TY]]*
178 // CHECK: ret
179 //
180 // CHECK: define internal void [[TMAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}})
181 // CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
182 // CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
183 // CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_INT_TY]]],
184 // CHECK-NOT: alloca [2 x [[S_INT_TY]]],
185 // CHECK: [[VAR_PRIV:%.+]] = alloca [[S_INT_TY]],
186 // CHECK-NOT: alloca [[S_INT_TY]],
187 // CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]]
188 // CHECK: call i32 @__kmpc_single(
189 // CHECK-NOT: [[T_VAR_PRIV]]
190 // CHECK-NOT: [[VEC_PRIV]]
191 // CHECK: {{.+}}:
192 // CHECK: [[S_ARR_PRIV_ITEM:%.+]] = phi [[S_INT_TY]]*
193 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[S_ARR_PRIV_ITEM]])
194 // CHECK-NOT: [[T_VAR_PRIV]]
195 // CHECK-NOT: [[VEC_PRIV]]
196 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[VAR_PRIV]])
197 // CHECK-DAG: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[VAR_PRIV]])
198 // CHECK-DAG: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]*
199 // CHECK: call void @__kmpc_end_single(
200 // CHECK: ret void
201 #endif
202
203