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 sections private(t_var, vec, s_arr, s_arr, var, var)
33 {
34 vec[0] = t_var;
35 #pragma omp section
36 s_arr[0] = var;
37 }
38 return T();
39 }
40
main()41 int main() {
42 static int sivar;
43 #ifdef LAMBDA
44 // LAMBDA: [[G:@.+]] = global double
45 // LAMBDA-LABEL: @main
46 // LAMBDA: call{{.*}} void [[OUTER_LAMBDA:@.+]](
47 [&]() {
48 // LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]](
49 // LAMBDA: call {{.*}}void {{.+}} @__kmpc_fork_call({{.+}}, i32 0, {{.+}}* [[OMP_REGION:@.+]] to {{.+}})
50 #pragma omp parallel
51 #pragma omp sections private(g, sivar)
52 {
53 // LAMBDA: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}})
54 // LAMBDA: [[G_PRIVATE_ADDR:%.+]] = alloca double,
55 // LAMBDA: [[SIVAR_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
56 {
57 g = 1;
58 sivar = 11;
59 }
60 // LAMBDA: call {{.*}}void @__kmpc_for_static_init_4(
61 // LAMBDA: store double 1.0{{.+}}, double* [[G_PRIVATE_ADDR]],
62 // LAMBDA: store i{{[0-9]+}} 11, i{{[0-9]+}}* [[SIVAR_PRIVATE_ADDR]],
63 // LAMBDA: [[G_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
64 // LAMBDA: store double* [[G_PRIVATE_ADDR]], double** [[G_PRIVATE_ADDR_REF]]
65 // LAMBDA: [[SIVAR_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
66 // LAMBDA: store i{{[0-9]+}}* [[SIVAR_PRIVATE_ADDR]], i{{[0-9]+}}** [[SIVAR_PRIVATE_ADDR_REF]]
67 // LAMBDA: call{{.*}} void [[INNER_LAMBDA:@.+]](%{{.+}}* [[ARG]])
68 // LAMBDA: call {{.*}}void @__kmpc_for_static_fini(
69 #pragma omp section
70 [&]() {
71 // LAMBDA: define {{.+}} void [[INNER_LAMBDA]](%{{.+}}* [[ARG_PTR:%.+]])
72 // LAMBDA: store %{{.+}}* [[ARG_PTR]], %{{.+}}** [[ARG_PTR_REF:%.+]],
73 g = 2;
74 sivar = 22;
75 // LAMBDA: [[ARG_PTR:%.+]] = load %{{.+}}*, %{{.+}}** [[ARG_PTR_REF]]
76
77 // LAMBDA: [[G_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
78 // LAMBDA: [[G_REF:%.+]] = load double*, double** [[G_PTR_REF]]
79 // LAMBDA: store double 2.0{{.+}}, double* [[G_REF]]
80
81 // LAMBDA: [[SIVAR_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
82 // LAMBDA: [[SIVAR_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[SIVAR_PTR_REF]]
83 // LAMBDA: store i{{[0-9]+}} 22, i{{[0-9]+}}* [[SIVAR_REF]]
84 }();
85 }
86 }();
87 return 0;
88 #elif defined(BLOCKS)
89 // BLOCKS: [[G:@.+]] = global double
90 // BLOCKS-LABEL: @main
91 // BLOCKS: call {{.*}}void {{%.+}}(i8
92 ^{
93 // BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(i8*
94 // BLOCKS: call {{.*}}void {{.+}} @__kmpc_fork_call({{.+}}, i32 0, {{.+}}* [[OMP_REGION:@.+]] to {{.+}})
95 #pragma omp parallel
96 #pragma omp sections private(g, sivar)
97 {
98 // BLOCKS: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}})
99 // BLOCKS: [[G_PRIVATE_ADDR:%.+]] = alloca double,
100 // BLOCKS: [[SIVAR_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
101 {
102 g = 1;
103 sivar = 111;
104 }
105 // BLOCKS: call {{.*}}void @__kmpc_for_static_init_4(
106 // BLOCKS: store double 1.0{{.+}}, double* [[G_PRIVATE_ADDR]],
107 // BLOCKS: store i{{[0-9]+}} 111, i{{[0-9]+}}* [[SIVAR_PRIVATE_ADDR]],
108 // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
109 // BLOCKS: double* [[G_PRIVATE_ADDR]]
110 // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
111 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
112 // BLOCKS: i{{[0-9]+}}* [[SIVAR_PRIVATE_ADDR]]
113 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
114 // BLOCKS: call {{.*}}void {{%.+}}(i8
115 // BLOCKS: call {{.*}}void @__kmpc_for_static_fini(
116 #pragma omp section
117 ^{
118 // BLOCKS: define {{.+}} void {{@.+}}(i8*
119 g = 2;
120 sivar = 222;
121 // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
122 // BLOCKS: store double 2.0{{.+}}, double*
123 // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
124 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
125 // BLOCKS: store i{{[0-9]+}} 222, i{{[0-9]+}}*
126 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
127 // BLOCKS: ret
128 }();
129 }
130 }();
131 return 0;
132 #else
133 S<float> test;
134 int t_var = 0;
135 int vec[] = {1, 2};
136 S<float> s_arr[] = {1, 2};
137 S<float> var(3);
138 #pragma omp parallel
139 #pragma omp sections private(t_var, vec, s_arr, s_arr, var, var, sivar)
140 {
141 {
142 vec[0] = t_var;
143 s_arr[0] = var;
144 sivar = 2;
145 }
146 }
147 return tmain<int>();
148 #endif
149 }
150
151 // CHECK: define i{{[0-9]+}} @main()
152 // CHECK: [[TEST:%.+]] = alloca [[S_FLOAT_TY]],
153 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR:@.+]]([[S_FLOAT_TY]]* [[TEST]])
154 // 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
155 // CHECK: = call i{{.+}} [[TMAIN_INT:@.+]]()
156 // CHECK: call void [[S_FLOAT_TY_DESTR:@.+]]([[S_FLOAT_TY]]*
157 // CHECK: ret
158 //
159 // CHECK: define internal void [[MAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}})
160 // CHECK: alloca i{{[0-9]+}},
161 // CHECK: alloca i{{[0-9]+}},
162 // CHECK: alloca i{{[0-9]+}},
163 // CHECK: alloca i{{[0-9]+}},
164 // CHECK: alloca i{{[0-9]+}},
165 // CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
166 // CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
167 // CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_FLOAT_TY]]],
168 // CHECK-NOT: alloca [2 x [[S_FLOAT_TY]]],
169 // CHECK: [[VAR_PRIV:%.+]] = alloca [[S_FLOAT_TY]],
170 // CHECK: [[SIVAR_PRIV:%.+]] = alloca i{{[0-9]+}},
171 // CHECK-NOT: alloca [[S_FLOAT_TY]],
172 // CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]]
173 // CHECK-NOT: [[T_VAR_PRIV]]
174 // CHECK-NOT: [[VEC_PRIV]]
175 // CHECK-NOT: [[SIVAR_PRIV]]
176 // CHECK: {{.+}}:
177 // CHECK: [[S_ARR_PRIV_ITEM:%.+]] = phi [[S_FLOAT_TY]]*
178 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR]]([[S_FLOAT_TY]]* [[S_ARR_PRIV_ITEM]])
179 // CHECK-NOT: [[T_VAR_PRIV]]
180 // CHECK-NOT: [[VEC_PRIV]]
181 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
182
183 // CHECK: call void @__kmpc_for_static_init_4(
184 // CHECK: call void @__kmpc_for_static_fini(
185
186 // CHECK-DAG: call void [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
187 // CHECK-DAG: call void [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]*
188 // CHECK: call void @__kmpc_barrier(
189 // CHECK: ret void
190
191 // CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]()
192 // CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]],
193 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR:@.+]]([[S_INT_TY]]* [[TEST]])
194 // 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
195 // CHECK: call void [[S_INT_TY_DESTR:@.+]]([[S_INT_TY]]*
196 // CHECK: ret
197 //
198 // CHECK: define internal void [[TMAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}})
199 // CHECK: alloca i32,
200 // CHECK: alloca i32,
201 // CHECK: alloca i32,
202 // CHECK: alloca i32,
203 // CHECK: alloca i32,
204 // CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
205 // CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
206 // CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_INT_TY]]],
207 // CHECK-NOT: alloca [2 x [[S_INT_TY]]],
208 // CHECK: [[VAR_PRIV:%.+]] = alloca [[S_INT_TY]],
209 // CHECK-NOT: alloca [[S_INT_TY]],
210 // CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]]
211 // CHECK-NOT: [[T_VAR_PRIV]]
212 // CHECK-NOT: [[VEC_PRIV]]
213 // CHECK: {{.+}}:
214 // CHECK: [[S_ARR_PRIV_ITEM:%.+]] = phi [[S_INT_TY]]*
215 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[S_ARR_PRIV_ITEM]])
216 // CHECK-NOT: [[T_VAR_PRIV]]
217 // CHECK-NOT: [[VEC_PRIV]]
218 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[VAR_PRIV]])
219 // CHECK: call void @__kmpc_for_static_init_4(
220 // CHECK: call void @__kmpc_for_static_fini(
221 // CHECK-DAG: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[VAR_PRIV]])
222 // CHECK-DAG: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]*
223 // CHECK: ret void
224 #endif
225
226