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
11template <class T>
12struct S {
13  T f;
14  S(T a) : f(a) {}
15  S() : f() {}
16  operator T() { return T(); }
17  ~S() {}
18};
19
20volatile double g;
21volatile double &g1 = g;
22
23// CHECK: [[S_FLOAT_TY:%.+]] = type { float }
24// CHECK: [[S_INT_TY:%.+]] = type { i{{[0-9]+}} }
25template <typename T>
26T 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 = test;
32#pragma omp parallel
33#pragma omp for private(t_var, vec, s_arr, s_arr, var, var)
34  for (int i = 0; i < 2; ++i) {
35    vec[i] = t_var;
36    s_arr[i] = var;
37  }
38  return T();
39}
40
41int main() {
42  static int svar;
43#ifdef LAMBDA
44  // LAMBDA: [[G:@.+]] = global double
45  // LAMBDA-LABEL: @main
46  // LAMBDA: call{{.*}} void [[OUTER_LAMBDA:@.+]](
47  [&]() {
48  static float sfvar;
49  // LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]](
50  // LAMBDA: call {{.*}}void {{.+}} @__kmpc_fork_call({{.+}}, i32 0, {{.+}}* [[OMP_REGION:@.+]] to {{.+}})
51#pragma omp parallel
52#pragma omp for private(g, g1, svar, sfvar)
53  for (int i = 0; i < 2; ++i) {
54    // LAMBDA: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}})
55    // LAMBDA: [[G_PRIVATE_ADDR:%.+]] = alloca double,
56    // LAMBDA: [[SVAR_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
57    // LAMBDA: [[SFVAR_PRIVATE_ADDR:%.+]] = alloca float,
58    g = 1;
59    g1 = 1;
60    svar = 3;
61    sfvar = 4.0;
62    // LAMBDA: call {{.*}}void @__kmpc_for_static_init_4(
63    // LAMBDA: store double 1.0{{.+}}, double* [[G_PRIVATE_ADDR]],
64    // LAMBDA: store i{{[0-9]+}} 3, i{{[0-9]+}}* [[SVAR_PRIVATE_ADDR]],
65    // LAMBDA: store float 4.0{{.+}}, float* [[SFVAR_PRIVATE_ADDR]],
66    // LAMBDA: [[G_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
67    // LAMBDA: store double* [[G_PRIVATE_ADDR]], double** [[G_PRIVATE_ADDR_REF]]
68    // LAMBDA: [[SVAR_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
69    // LAMBDA: store i{{[0-9]+}}* [[SVAR_PRIVATE_ADDR]], i{{[0-9]+}}** [[SVAR_PRIVATE_ADDR_REF]]
70    // LAMBDA: [[SFVAR_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 2
71    // LAMBDA: store float* [[SFVAR_PRIVATE_ADDR]], float** [[SFVAR_PRIVATE_ADDR_REF]]
72    // LAMBDA: call{{.*}} void [[INNER_LAMBDA:@.+]](%{{.+}}* [[ARG]])
73    // LAMBDA: call {{.*}}void @__kmpc_for_static_fini(
74    [&]() {
75      // LAMBDA: define {{.+}} void [[INNER_LAMBDA]](%{{.+}}* [[ARG_PTR:%.+]])
76      // LAMBDA: store %{{.+}}* [[ARG_PTR]], %{{.+}}** [[ARG_PTR_REF:%.+]],
77      g = 2;
78      g1 = 2;
79      svar = 4;
80      sfvar = 8.0;
81      // LAMBDA: [[ARG_PTR:%.+]] = load %{{.+}}*, %{{.+}}** [[ARG_PTR_REF]]
82      // LAMBDA: [[G_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
83      // LAMBDA: [[G_REF:%.+]] = load double*, double** [[G_PTR_REF]]
84      // LAMBDA: store double 2.0{{.+}}, double* [[G_REF]]
85      // LAMBDA: [[SVAR_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
86      // LAMBDA: [[SVAR_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[SVAR_PTR_REF]]
87      // LAMBDA: store i{{[0-9]+}} 4, i{{[0-9]+}}* [[SVAR_REF]]
88      // LAMBDA: [[SFVAR_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 2
89      // LAMBDA: [[SFVAR_REF:%.+]] = load float*, float** [[SFVAR_PTR_REF]]
90      // LAMBDA: store float 8.0{{.+}}, float* [[SFVAR_REF]]
91    }();
92  }
93  }();
94  return 0;
95#elif defined(BLOCKS)
96  // BLOCKS: [[G:@.+]] = global double
97  // BLOCKS-LABEL: @main
98  // BLOCKS: call {{.*}}void {{%.+}}(i8
99  ^{
100  static float sfvar;
101  // BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(i8*
102  // BLOCKS: call {{.*}}void {{.+}} @__kmpc_fork_call({{.+}}, i32 0, {{.+}}* [[OMP_REGION:@.+]] to {{.+}})
103#pragma omp parallel
104#pragma omp for private(g, g1, svar, sfvar)
105  for (int i = 0; i < 2; ++i) {
106    // BLOCKS: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}})
107    // BLOCKS: [[G_PRIVATE_ADDR:%.+]] = alloca double,
108    // BLOCKS: [[SVAR_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
109    // BLOCKS: [[SFVAR_PRIVATE_ADDR:%.+]] = alloca float,
110    g = 1;
111    g1 = 1;
112    svar = 2;
113    sfvar = 3.0;
114    // BLOCKS: call {{.*}}void @__kmpc_for_static_init_4(
115    // BLOCKS: store double 1.0{{.+}}, double* [[G_PRIVATE_ADDR]],
116    // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
117    // BLOCKS: store i{{[0-9]+}} 2, i{{[0-9]+}}* [[SVAR_PRIVATE_ADDR]],
118    // BLOCKS-NOT: [[SVAR]]{{[[^:word:]]}}
119    // BLOCKS: store float 3.0{{.+}}, float* [[SFVAR_PRIVATE_ADDR]],
120    // BLOCKS-NOT: [[SFVAR]]{{[[^:word:]]}}
121    // BLOCKS: double* [[G_PRIVATE_ADDR]]
122    // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
123    // BLOCKS: i{{[0-9]+}}* [[SVAR_PRIVATE_ADDR]]
124    // BLOCKS-NOT: [[SVAR]]{{[[^:word:]]}}
125    // BLOCKS: float* [[SFVAR_PRIVATE_ADDR]]
126    // BLOCKS-NOT: [[SFVAR]]{{[[^:word:]]}}
127    // BLOCKS: call {{.*}}void {{%.+}}(i8
128    // BLOCKS: call {{.*}}void @__kmpc_for_static_fini(
129    ^{
130      // BLOCKS: define {{.+}} void {{@.+}}(i8*
131      g = 2;
132      g1 = 2;
133      svar = 4;
134      sfvar = 9.0;
135      // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
136      // BLOCKS: store double 2.0{{.+}}, double*
137      // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
138      // BLOCKS-NOT: [[SVAR]]{{[[^:word:]]}}
139      // BLOCKS: store i{{[0-9]+}} 4, i{{[0-9]+}}*
140      // BLOCKS-NOT: [[SVAR]]{{[[^:word:]]}}
141      // BLOCKS-NOT: [[SFVAR]]{{[[^:word:]]}}
142      // BLOCKS: store float 9.0{{.+}}, float*
143      // BLOCKS-NOT: [[SFVAR]]{{[[^:word:]]}}
144      // BLOCKS: ret
145    }();
146  }
147  }();
148  return 0;
149#else
150  S<float> test;
151  int t_var = 0;
152  int vec[] = {1, 2};
153  S<float> s_arr[] = {1, 2};
154  S<float> &var = test;
155#pragma omp parallel
156#pragma omp for private(t_var, vec, s_arr, s_arr, var, var, svar)
157  for (int i = 0; i < 2; ++i) {
158    vec[i] = t_var;
159    s_arr[i] = var;
160  }
161  int i;
162#pragma omp parallel
163#pragma omp for private(i)
164  for (i = 0; i < 2; ++i) {
165    ;
166  }
167  return tmain<int>();
168#endif
169}
170
171// CHECK: define i{{[0-9]+}} @main()
172// CHECK: [[TEST:%.+]] = alloca [[S_FLOAT_TY]],
173// CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR:@.+]]([[S_FLOAT_TY]]* [[TEST]])
174// 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
175// CHECK: = call i{{.+}} [[TMAIN_INT:@.+]]()
176// CHECK: call void [[S_FLOAT_TY_DESTR:@.+]]([[S_FLOAT_TY]]*
177// CHECK: ret
178//
179// CHECK: define internal void [[MAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}})
180// CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
181// CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
182// CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_FLOAT_TY]]],
183// CHECK-NOT: alloca [2 x [[S_FLOAT_TY]]],
184// CHECK: [[VAR_PRIV:%.+]] = alloca [[S_FLOAT_TY]],
185// CHECK-NOT: alloca [[S_FLOAT_TY]],
186// CHECK: [[S_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
187// CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]]
188// CHECK-NOT: [[T_VAR_PRIV]]
189// CHECK-NOT: [[VEC_PRIV]]
190// CHECK: {{.+}}:
191// CHECK: [[S_ARR_PRIV_ITEM:%.+]] = phi [[S_FLOAT_TY]]*
192// CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR]]([[S_FLOAT_TY]]* [[S_ARR_PRIV_ITEM]])
193// CHECK-NOT: [[T_VAR_PRIV]]
194// CHECK-NOT: [[VEC_PRIV]]
195// CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
196// CHECK: call void @__kmpc_for_static_init_4(
197// CHECK: call void @__kmpc_for_static_fini(
198// CHECK-DAG: call void [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
199// CHECK-DAG: call void [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]*
200// CHECK: ret void
201
202// CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]()
203// CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]],
204// CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR:@.+]]([[S_INT_TY]]* [[TEST]])
205// 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
206// CHECK: call void [[S_INT_TY_DESTR:@.+]]([[S_INT_TY]]*
207// CHECK: ret
208//
209// CHECK: define internal void [[TMAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}})
210// CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
211// CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
212// CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_INT_TY]]],
213// CHECK-NOT: alloca [2 x [[S_INT_TY]]],
214// CHECK: [[VAR_PRIV:%.+]] = alloca [[S_INT_TY]],
215// CHECK-NOT: alloca [[S_INT_TY]],
216// CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]]
217// CHECK-NOT: [[T_VAR_PRIV]]
218// CHECK-NOT: [[VEC_PRIV]]
219// CHECK: {{.+}}:
220// CHECK: [[S_ARR_PRIV_ITEM:%.+]] = phi [[S_INT_TY]]*
221// CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[S_ARR_PRIV_ITEM]])
222// CHECK-NOT: [[T_VAR_PRIV]]
223// CHECK-NOT: [[VEC_PRIV]]
224// CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[VAR_PRIV]])
225// CHECK: call void @__kmpc_for_static_init_4(
226// CHECK: call void @__kmpc_for_static_fini(
227// CHECK-DAG: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[VAR_PRIV]])
228// CHECK-DAG: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]*
229// CHECK: ret void
230#endif
231
232