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; 14 S(T a) : f(a) {} 15 S() : f() {} 16 operator T() { return T(); } 17 ~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> 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 41 int main() { 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 sections private(g) 51 { 52 // LAMBDA: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}}) 53 // LAMBDA: [[G_PRIVATE_ADDR:%.+]] = alloca double, 54 g = 1; 55 // LAMBDA: call {{.*}}void @__kmpc_for_static_init_4( 56 // LAMBDA: store double 1.0{{.+}}, double* [[G_PRIVATE_ADDR]], 57 // LAMBDA: [[G_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 58 // LAMBDA: store double* [[G_PRIVATE_ADDR]], double** [[G_PRIVATE_ADDR_REF]] 59 // LAMBDA: call{{.*}} void [[INNER_LAMBDA:@.+]](%{{.+}}* [[ARG]]) 60 // LAMBDA: call {{.*}}void @__kmpc_for_static_fini( 61 #pragma omp section 62 [&]() { 63 // LAMBDA: define {{.+}} void [[INNER_LAMBDA]](%{{.+}}* [[ARG_PTR:%.+]]) 64 // LAMBDA: store %{{.+}}* [[ARG_PTR]], %{{.+}}** [[ARG_PTR_REF:%.+]], 65 g = 2; 66 // LAMBDA: [[ARG_PTR:%.+]] = load %{{.+}}*, %{{.+}}** [[ARG_PTR_REF]] 67 // LAMBDA: [[G_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 68 // LAMBDA: [[G_REF:%.+]] = load double*, double** [[G_PTR_REF]] 69 // LAMBDA: store double 2.0{{.+}}, double* [[G_REF]] 70 }(); 71 } 72 }(); 73 return 0; 74 #elif defined(BLOCKS) 75 // BLOCKS: [[G:@.+]] = global double 76 // BLOCKS-LABEL: @main 77 // BLOCKS: call {{.*}}void {{%.+}}(i8 78 ^{ 79 // BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(i8* 80 // BLOCKS: call {{.*}}void {{.+}} @__kmpc_fork_call({{.+}}, i32 0, {{.+}}* [[OMP_REGION:@.+]] to {{.+}}) 81 #pragma omp parallel 82 #pragma omp sections private(g) 83 { 84 // BLOCKS: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}}) 85 // BLOCKS: [[G_PRIVATE_ADDR:%.+]] = alloca double, 86 g = 1; 87 // BLOCKS: call {{.*}}void @__kmpc_for_static_init_4( 88 // BLOCKS: store double 1.0{{.+}}, double* [[G_PRIVATE_ADDR]], 89 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 90 // BLOCKS: double* [[G_PRIVATE_ADDR]] 91 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 92 // BLOCKS: call {{.*}}void {{%.+}}(i8 93 // BLOCKS: call {{.*}}void @__kmpc_for_static_fini( 94 #pragma omp section 95 ^{ 96 // BLOCKS: define {{.+}} void {{@.+}}(i8* 97 g = 2; 98 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 99 // BLOCKS: store double 2.0{{.+}}, double* 100 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 101 // BLOCKS: ret 102 }(); 103 } 104 }(); 105 return 0; 106 #else 107 S<float> test; 108 int t_var = 0; 109 int vec[] = {1, 2}; 110 S<float> s_arr[] = {1, 2}; 111 S<float> var(3); 112 #pragma omp parallel 113 #pragma omp sections private(t_var, vec, s_arr, s_arr, var, var) 114 { 115 { 116 vec[0] = t_var; 117 s_arr[0] = var; 118 } 119 } 120 return tmain<int>(); 121 #endif 122 } 123 124 // CHECK: define i{{[0-9]+}} @main() 125 // CHECK: [[TEST:%.+]] = alloca [[S_FLOAT_TY]], 126 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR:@.+]]([[S_FLOAT_TY]]* [[TEST]]) 127 // 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 128 // CHECK: = call i{{.+}} [[TMAIN_INT:@.+]]() 129 // CHECK: call void [[S_FLOAT_TY_DESTR:@.+]]([[S_FLOAT_TY]]* 130 // CHECK: ret 131 // 132 // CHECK: define internal void [[MAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}}) 133 // CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}}, 134 // CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}], 135 // CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_FLOAT_TY]]], 136 // CHECK-NOT: alloca [2 x [[S_FLOAT_TY]]], 137 // CHECK: [[VAR_PRIV:%.+]] = alloca [[S_FLOAT_TY]], 138 // CHECK-NOT: alloca [[S_FLOAT_TY]], 139 // CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]] 140 // CHECK: call i32 @__kmpc_single( 141 // CHECK-NOT: [[T_VAR_PRIV]] 142 // CHECK-NOT: [[VEC_PRIV]] 143 // CHECK: {{.+}}: 144 // CHECK: [[S_ARR_PRIV_ITEM:%.+]] = phi [[S_FLOAT_TY]]* 145 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR]]([[S_FLOAT_TY]]* [[S_ARR_PRIV_ITEM]]) 146 // CHECK-NOT: [[T_VAR_PRIV]] 147 // CHECK-NOT: [[VEC_PRIV]] 148 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]]) 149 // CHECK-DAG: call void [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]]) 150 // CHECK-DAG: call void [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]* 151 // CHECK: call void @__kmpc_end_single( 152 // CHECK: ret void 153 154 // CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]() 155 // CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]], 156 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR:@.+]]([[S_INT_TY]]* [[TEST]]) 157 // 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 158 // CHECK: call void [[S_INT_TY_DESTR:@.+]]([[S_INT_TY]]* 159 // CHECK: ret 160 // 161 // CHECK: define internal void [[TMAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}}) 162 // CHECK: alloca i32, 163 // CHECK: alloca i32, 164 // CHECK: alloca i32, 165 // CHECK: alloca i32, 166 // CHECK: alloca i32, 167 // CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}}, 168 // CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}], 169 // CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_INT_TY]]], 170 // CHECK-NOT: alloca [2 x [[S_INT_TY]]], 171 // CHECK: [[VAR_PRIV:%.+]] = alloca [[S_INT_TY]], 172 // CHECK-NOT: alloca [[S_INT_TY]], 173 // CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_REF:%.+]] 174 // CHECK-NOT: [[T_VAR_PRIV]] 175 // CHECK-NOT: [[VEC_PRIV]] 176 // CHECK: {{.+}}: 177 // CHECK: [[S_ARR_PRIV_ITEM:%.+]] = phi [[S_INT_TY]]* 178 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[S_ARR_PRIV_ITEM]]) 179 // CHECK-NOT: [[T_VAR_PRIV]] 180 // CHECK-NOT: [[VEC_PRIV]] 181 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[VAR_PRIV]]) 182 // CHECK: call void @__kmpc_for_static_init_4( 183 // CHECK: call void @__kmpc_for_static_fini( 184 // CHECK-DAG: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[VAR_PRIV]]) 185 // CHECK-DAG: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* 186 // CHECK: ret void 187 #endif 188 189