1 // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck %s 2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-apple-darwin10 -emit-pch -o %t %s 3 // RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-apple-darwin10 -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 x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck -check-prefix=LAMBDA %s 5 // RUN: %clang_cc1 -verify -fopenmp -x c++ -fblocks -DBLOCKS -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck -check-prefix=BLOCKS %s 6 // RUN: %clang_cc1 -verify -fopenmp -x c++ -std=c++11 -DARRAY -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck -check-prefix=ARRAY %s 7 // expected-no-diagnostics 8 // REQUIRES: x86-registered-target 9 // It doesn't pass on win32. Investigating. 10 // REQUIRES: shell 11 12 #ifndef ARRAY 13 #ifndef HEADER 14 #define HEADER 15 16 template <class T> 17 struct S { 18 T f; 19 S(T a) : f(a) {} 20 S() : f() {} 21 operator T() { return T(); } 22 ~S() {} 23 }; 24 25 volatile double g; 26 27 // CHECK-DAG: [[KMP_TASK_T_TY:%.+]] = type { i8*, i32 (i32, i8*)*, i32, i32 (i32, i8*)* } 28 // CHECK-DAG: [[S_DOUBLE_TY:%.+]] = type { double } 29 // CHECK-DAG: [[CAP_MAIN_TY:%.+]] = type { i8 } 30 // CHECK-DAG: [[PRIVATES_MAIN_TY:%.+]] = type {{.?}}{ [2 x [[S_DOUBLE_TY]]], [[S_DOUBLE_TY]], i32, [2 x i32] 31 // CHECK-DAG: [[KMP_TASK_MAIN_TY:%.+]] = type { [[KMP_TASK_T_TY]], [[PRIVATES_MAIN_TY]] } 32 // CHECK-DAG: [[S_INT_TY:%.+]] = type { i32 } 33 // CHECK-DAG: [[CAP_TMAIN_TY:%.+]] = type { i8 } 34 // CHECK-DAG: [[PRIVATES_TMAIN_TY:%.+]] = type { i32, [2 x i32], [2 x [[S_INT_TY]]], [[S_INT_TY]], [104 x i8] } 35 // CHECK-DAG: [[KMP_TASK_TMAIN_TY:%.+]] = type { [[KMP_TASK_T_TY]], [{{[0-9]+}} x i8], [[PRIVATES_TMAIN_TY]] } 36 template <typename T> 37 T tmain() { 38 S<T> test; 39 T t_var __attribute__((aligned(128))) = T(); 40 T vec[] = {1, 2}; 41 S<T> s_arr[] = {1, 2}; 42 S<T> var(3); 43 #pragma omp task private(t_var, vec, s_arr, s_arr, var, var) 44 { 45 vec[0] = t_var; 46 s_arr[0] = var; 47 } 48 return T(); 49 } 50 51 int main() { 52 static int sivar; 53 #ifdef LAMBDA 54 // LAMBDA: [[G:@.+]] = global double 55 // LAMBDA-LABEL: @main 56 // LAMBDA: call{{( x86_thiscallcc)?}} void [[OUTER_LAMBDA:@.+]]( 57 [&]() { 58 // LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]]( 59 // LAMBDA: [[RES:%.+]] = call i8* @__kmpc_omp_task_alloc(%{{[^ ]+}} @{{[^,]+}}, i32 %{{[^,]+}}, i32 1, i64 48, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, %{{[^*]+}}*)* [[TASK_ENTRY:@[^ ]+]] to i32 (i32, i8*)*)) 60 // LAMBDA: [[PRIVATES:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* %{{.+}}, i{{.+}} 0, i{{.+}} 1 61 // LAMBDA: [[G_PRIVATE_ADDR:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[PRIVATES]], i{{.+}} 0, i{{.+}} 0 62 // LAMBDA: [[SIVAR_PRIVATE_ADDR:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[PRIVATES]], i{{.+}} 0, i{{.+}} 1 63 // LAMBDA: call i32 @__kmpc_omp_task(%{{.+}}* @{{.+}}, i32 %{{.+}}, i8* [[RES]]) 64 // LAMBDA: ret 65 #pragma omp task private(g, sivar) 66 { 67 // LAMBDA: define {{.+}} void [[INNER_LAMBDA:@.+]](%{{.+}}* [[ARG_PTR:%.+]]) 68 // LAMBDA: store %{{.+}}* [[ARG_PTR]], %{{.+}}** [[ARG_PTR_REF:%.+]], 69 // LAMBDA: [[ARG_PTR:%.+]] = load %{{.+}}*, %{{.+}}** [[ARG_PTR_REF]] 70 // LAMBDA: [[G_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 71 // LAMBDA: [[G_REF:%.+]] = load double*, double** [[G_PTR_REF]] 72 // LAMBDA: store double 2.0{{.+}}, double* [[G_REF]] 73 // LAMBDA: [[SIVAR_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 1 74 // LAMBDA: [[SIVAR_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[SIVAR_PTR_REF]] 75 // LAMBDA: store i{{[0-9]+}} 3, i{{[0-9]+}}* [[SIVAR_REF]] 76 77 // LAMBDA: define internal i32 [[TASK_ENTRY]](i32, %{{.+}}* noalias) 78 g = 1; 79 sivar = 2; 80 // LAMBDA: store double 1.0{{.+}}, double* %{{.+}}, 81 // LAMBDA: store i{{[0-9]+}} 2, i{{[0-9]+}}* %{{.+}}, 82 // LAMBDA: call void [[INNER_LAMBDA]](% 83 // LAMBDA: ret 84 [&]() { 85 g = 2; 86 sivar = 3; 87 }(); 88 } 89 }(); 90 return 0; 91 #elif defined(BLOCKS) 92 // BLOCKS: [[G:@.+]] = global double 93 // BLOCKS-LABEL: @main 94 // BLOCKS: call void {{%.+}}(i8 95 ^{ 96 // BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(i8* 97 // BLOCKS: [[RES:%.+]] = call i8* @__kmpc_omp_task_alloc(%{{[^ ]+}} @{{[^,]+}}, i32 %{{[^,]+}}, i32 1, i64 48, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, %{{[^*]+}}*)* [[TASK_ENTRY:@[^ ]+]] to i32 (i32, i8*)*)) 98 // BLOCKS: [[PRIVATES:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* %{{.+}}, i{{.+}} 0, i{{.+}} 1 99 // BLOCKS: [[G_PRIVATE_ADDR:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[PRIVATES]], i{{.+}} 0, i{{.+}} 0 100 // BLOCKS: [[SIVAR_PRIVATE_ADDR:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[PRIVATES]], i{{.+}} 0, i{{.+}} 1 101 // BLOCKS: call i32 @__kmpc_omp_task(%{{.+}}* @{{.+}}, i32 %{{.+}}, i8* [[RES]]) 102 // BLOCKS: ret 103 #pragma omp task private(g, sivar) 104 { 105 // BLOCKS: define {{.+}} void {{@.+}}(i8* 106 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 107 // BLOCKS: store double 2.0{{.+}}, double* 108 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 109 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}} 110 // BLOCKS: store i{{[0-9]+}} 4, i{{[0-9]+}}* 111 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}} 112 // BLOCKS: ret 113 114 // BLOCKS: define internal i32 [[TASK_ENTRY]](i32, %{{.+}}* noalias) 115 g = 1; 116 sivar = 3; 117 // BLOCKS: store double 1.0{{.+}}, double* %{{.+}}, 118 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 119 // BLOCKS: store i{{[0-9]+}} 3, i{{[0-9]+}}* %{{.+}}, 120 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}} 121 // BLOCKS: call void {{%.+}}(i8 122 ^{ 123 g = 2; 124 sivar = 4; 125 }(); 126 } 127 }(); 128 return 0; 129 #else 130 S<double> test; 131 int t_var = 0; 132 int vec[] = {1, 2}; 133 S<double> s_arr[] = {1, 2}; 134 S<double> var(3); 135 #pragma omp task private(var, t_var, s_arr, vec, s_arr, var, sivar) 136 { 137 vec[0] = t_var; 138 s_arr[0] = var; 139 sivar = 8; 140 } 141 #pragma omp task 142 g+=1; 143 return tmain<int>(); 144 #endif 145 } 146 147 // CHECK: define i{{[0-9]+}} @main() 148 // CHECK: [[TEST:%.+]] = alloca [[S_DOUBLE_TY]], 149 // CHECK: [[T_VAR_ADDR:%.+]] = alloca i32, 150 // CHECK: [[VEC_ADDR:%.+]] = alloca [2 x i32], 151 // CHECK: [[S_ARR_ADDR:%.+]] = alloca [2 x [[S_DOUBLE_TY]]], 152 // CHECK: [[VAR_ADDR:%.+]] = alloca [[S_DOUBLE_TY]], 153 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[LOC:%.+]]) 154 155 // CHECK: call {{.*}} [[S_DOUBLE_TY_DEF_CONSTR:@.+]]([[S_DOUBLE_TY]]* [[TEST]]) 156 157 // Do not store original variables in capture struct. 158 // CHECK-NOT: getelementptr inbounds [[CAP_MAIN_TY]], 159 160 // Allocate task. 161 // Returns struct kmp_task_t { 162 // [[KMP_TASK_T_TY]] task_data; 163 // [[KMP_TASK_MAIN_TY]] privates; 164 // }; 165 // CHECK: [[RES:%.+]] = call i8* @__kmpc_omp_task_alloc([[LOC]], i32 [[GTID]], i32 1, i64 72, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_MAIN_TY]]*)* [[TASK_ENTRY:@[^ ]+]] to i32 (i32, i8*)*)) 166 // CHECK: [[RES_KMP_TASK:%.+]] = bitcast i8* [[RES]] to [[KMP_TASK_MAIN_TY]]* 167 168 // CHECK: [[TASK:%.+]] = getelementptr inbounds [[KMP_TASK_MAIN_TY]], [[KMP_TASK_MAIN_TY]]* [[RES_KMP_TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 169 // Initialize kmp_task_t->privates with default values (no init for simple types, default constructors for classes). 170 // Also copy address of private copy to the corresponding shareds reference. 171 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds [[KMP_TASK_MAIN_TY]], [[KMP_TASK_MAIN_TY]]* [[RES_KMP_TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 1 172 173 // Constructors for s_arr and var. 174 // a_arr; 175 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 176 // CHECK: getelementptr inbounds [2 x [[S_DOUBLE_TY]]], [2 x [[S_DOUBLE_TY]]]* [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0 177 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* %{{.+}}, i{{.+}} 2 178 // CHECK: call void [[S_DOUBLE_TY_DEF_CONSTR]]([[S_DOUBLE_TY]]* [[S_ARR_CUR:%.+]]) 179 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* [[S_ARR_CUR]], i{{.+}} 1 180 // CHECK: icmp eq 181 // CHECK: br i1 182 183 // var; 184 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 1 185 // CHECK: call void [[S_DOUBLE_TY_DEF_CONSTR]]([[S_DOUBLE_TY]]* [[PRIVATE_VAR_REF:%.+]]) 186 187 // Provide pointer to destructor function, which will destroy private variables at the end of the task. 188 // CHECK: [[DESTRUCTORS_REF:%.+]] = getelementptr inbounds [[KMP_TASK_T_TY]], [[KMP_TASK_T_TY]]* [[TASK]], i{{.+}} 0, i{{.+}} 3 189 // CHECK: store i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_MAIN_TY]]*)* [[DESTRUCTORS:@.+]] to i32 (i32, i8*)*), i32 (i32, i8*)** [[DESTRUCTORS_REF]], 190 191 // Start task. 192 // CHECK: call i32 @__kmpc_omp_task([[LOC]], i32 [[GTID]], i8* [[RES]]) 193 // CHECK: call i32 @__kmpc_omp_task([[LOC]], i32 [[GTID]], i8* 194 195 // CHECK: = call i{{.+}} [[TMAIN_INT:@.+]]() 196 197 // No destructors must be called for private copies of s_arr and var. 198 // CHECK-NOT: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 199 // CHECK-NOT: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 200 // CHECK: call void [[S_DOUBLE_TY_DESTR:@.+]]([[S_DOUBLE_TY]]* 201 // CHECK-NOT: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 202 // CHECK-NOT: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 203 // CHECK: ret 204 // 205 206 // CHECK: define internal void [[PRIVATES_MAP_FN:@.+]]([[PRIVATES_MAIN_TY]]* noalias, [[S_DOUBLE_TY]]** noalias, i32** noalias, [2 x [[S_DOUBLE_TY]]]** noalias, [2 x i32]** noalias, i32** noalias) 207 // CHECK: [[PRIVATES:%.+]] = load [[PRIVATES_MAIN_TY]]*, [[PRIVATES_MAIN_TY]]** 208 // CHECK: [[PRIV_S_VAR:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i32 0, i32 0 209 // CHECK: [[ARG3:%.+]] = load [2 x [[S_DOUBLE_TY]]]**, [2 x [[S_DOUBLE_TY]]]*** %{{.+}}, 210 // CHECK: store [2 x [[S_DOUBLE_TY]]]* [[PRIV_S_VAR]], [2 x [[S_DOUBLE_TY]]]** [[ARG3]], 211 // CHECK: [[PRIV_VAR:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i32 0, i32 1 212 // CHECK: [[ARG1:%.+]] = load [[S_DOUBLE_TY]]**, [[S_DOUBLE_TY]]*** {{.+}}, 213 // CHECK: store [[S_DOUBLE_TY]]* [[PRIV_VAR]], [[S_DOUBLE_TY]]** [[ARG1]], 214 // CHECK: [[PRIV_T_VAR:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i32 0, i32 2 215 // CHECK: [[ARG2:%.+]] = load i32**, i32*** %{{.+}}, 216 // CHECK: store i32* [[PRIV_T_VAR]], i32** [[ARG2]], 217 // CHECK: [[PRIV_VEC:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i32 0, i32 3 218 // CHECK: [[ARG4:%.+]] = load [2 x i32]**, [2 x i32]*** %{{.+}}, 219 // CHECK: store [2 x i32]* [[PRIV_VEC]], [2 x i32]** [[ARG4]], 220 // CHECK: ret void 221 222 // CHECK: define internal i32 [[TASK_ENTRY]](i32, [[KMP_TASK_MAIN_TY]]* noalias) 223 224 // CHECK: [[PRIV_VAR_ADDR:%.+]] = alloca [[S_DOUBLE_TY]]*, 225 // CHECK: [[PRIV_T_VAR_ADDR:%.+]] = alloca i32*, 226 // CHECK: [[PRIV_S_ARR_ADDR:%.+]] = alloca [2 x [[S_DOUBLE_TY]]]*, 227 // CHECK: [[PRIV_VEC_ADDR:%.+]] = alloca [2 x i32]*, 228 // CHECK: [[PRIV_SIVAR_ADDR:%.+]] = alloca i32*, 229 // CHECK: store void (i8*, ...)* bitcast (void ([[PRIVATES_MAIN_TY]]*, [[S_DOUBLE_TY]]**, i32**, [2 x [[S_DOUBLE_TY]]]**, [2 x i32]**, i32**)* [[PRIVATES_MAP_FN]] to void (i8*, ...)*), void (i8*, ...)** [[MAP_FN_ADDR:%.+]], 230 // CHECK: [[MAP_FN:%.+]] = load void (i8*, ...)*, void (i8*, ...)** [[MAP_FN_ADDR]], 231 // CHECK: call void (i8*, ...) [[MAP_FN]](i8* %{{.+}}, [[S_DOUBLE_TY]]** [[PRIV_VAR_ADDR]], i32** [[PRIV_T_VAR_ADDR]], [2 x [[S_DOUBLE_TY]]]** [[PRIV_S_ARR_ADDR]], [2 x i32]** [[PRIV_VEC_ADDR]], i32** [[PRIV_SIVAR_ADDR]]) 232 // CHECK: [[PRIV_VAR:%.+]] = load [[S_DOUBLE_TY]]*, [[S_DOUBLE_TY]]** [[PRIV_VAR_ADDR]], 233 // CHECK: [[PRIV_T_VAR:%.+]] = load i32*, i32** [[PRIV_T_VAR_ADDR]], 234 // CHECK: [[PRIV_S_ARR:%.+]] = load [2 x [[S_DOUBLE_TY]]]*, [2 x [[S_DOUBLE_TY]]]** [[PRIV_S_ARR_ADDR]], 235 // CHECK: [[PRIV_VEC:%.+]] = load [2 x i32]*, [2 x i32]** [[PRIV_VEC_ADDR]], 236 // CHECK: [[PRIV_SIVAR:%.+]] = load i32*, i32** [[PRIV_SIVAR_ADDR]], 237 238 // Privates actually are used. 239 // CHECK-DAG: [[PRIV_VAR]] 240 // CHECK-DAG: [[PRIV_T_VAR]] 241 // CHECK-DAG: [[PRIV_S_ARR]] 242 // CHECK-DAG: [[PRIV_VEC]] 243 // CHECK_DAG: [[PRIV_SIVAR]] 244 245 // CHECK: ret 246 247 // CHECK: define internal i32 [[DESTRUCTORS]](i32, [[KMP_TASK_MAIN_TY]]* noalias) 248 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds [[KMP_TASK_MAIN_TY]], [[KMP_TASK_MAIN_TY]]* [[RES_KMP_TASK:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 1 249 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 0 250 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 1 251 // CHECK: call void [[S_DOUBLE_TY_DESTR]]([[S_DOUBLE_TY]]* [[PRIVATE_VAR_REF]]) 252 // CHECK: getelementptr inbounds [2 x [[S_DOUBLE_TY]]], [2 x [[S_DOUBLE_TY]]]* [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0 253 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* %{{.+}}, i{{.+}} 2 254 // CHECK: [[PRIVATE_S_ARR_ELEM_REF:%.+]] = getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* %{{.+}}, i{{.+}} -1 255 // CHECK: call void [[S_DOUBLE_TY_DESTR]]([[S_DOUBLE_TY]]* [[PRIVATE_S_ARR_ELEM_REF]]) 256 // CHECK: icmp eq 257 // CHECK: br i1 258 // CHECK: ret i32 259 260 // CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]() 261 // CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]], 262 // CHECK: [[T_VAR_ADDR:%.+]] = alloca i32, 263 // CHECK: [[VEC_ADDR:%.+]] = alloca [2 x i32], 264 // CHECK: [[S_ARR_ADDR:%.+]] = alloca [2 x [[S_INT_TY]]], 265 // CHECK: [[VAR_ADDR:%.+]] = alloca [[S_INT_TY]], 266 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[LOC:%.+]]) 267 268 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR:@.+]]([[S_INT_TY]]* [[TEST]]) 269 270 // Do not store original variables in capture struct. 271 // CHECK-NOT: getelementptr inbounds [[CAP_TMAIN_TY]], 272 273 // Allocate task. 274 // Returns struct kmp_task_t { 275 // [[KMP_TASK_T_TY]] task_data; 276 // [[KMP_TASK_TMAIN_TY]] privates; 277 // }; 278 // CHECK: [[RES:%.+]] = call i8* @__kmpc_omp_task_alloc([[LOC]], i32 [[GTID]], i32 1, i64 256, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_TMAIN_TY]]*)* [[TASK_ENTRY:@[^ ]+]] to i32 (i32, i8*)*)) 279 // CHECK: [[RES_KMP_TASK:%.+]] = bitcast i8* [[RES]] to [[KMP_TASK_TMAIN_TY]]* 280 281 // CHECK: [[TASK:%.+]] = getelementptr inbounds [[KMP_TASK_TMAIN_TY]], [[KMP_TASK_TMAIN_TY]]* [[RES_KMP_TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 282 283 // Initialize kmp_task_t->privates with default values (no init for simple types, default constructors for classes). 284 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds [[KMP_TASK_TMAIN_TY]], [[KMP_TASK_TMAIN_TY]]* [[RES_KMP_TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 2 285 286 // Constructors for s_arr and var. 287 // a_arr; 288 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{[0-9]+}} 0, i{{[0-9]+}} 2 289 // CHECK: getelementptr inbounds [2 x [[S_INT_TY]]], [2 x [[S_INT_TY]]]* [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0 290 // CHECK: getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* %{{.+}}, i{{.+}} 2 291 // CHECK: call void [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[S_ARR_CUR:%.+]]) 292 // CHECK: getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* [[S_ARR_CUR]], i{{.+}} 1 293 // CHECK: icmp eq 294 // CHECK: br i1 295 296 // var; 297 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 298 // CHECK: call void [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[PRIVATE_VAR_REF:%.+]]) 299 300 // Provide pointer to destructor function, which will destroy private variables at the end of the task. 301 // CHECK: [[DESTRUCTORS_REF:%.+]] = getelementptr inbounds [[KMP_TASK_T_TY]], [[KMP_TASK_T_TY]]* [[TASK]], i{{.+}} 0, i{{.+}} 3 302 // CHECK: store i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_TMAIN_TY]]*)* [[DESTRUCTORS:@.+]] to i32 (i32, i8*)*), i32 (i32, i8*)** [[DESTRUCTORS_REF]], 303 304 // Start task. 305 // CHECK: call i32 @__kmpc_omp_task([[LOC]], i32 [[GTID]], i8* [[RES]]) 306 307 // No destructors must be called for private copies of s_arr and var. 308 // CHECK-NOT: getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 309 // CHECK-NOT: getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 310 // CHECK: call void [[S_INT_TY_DESTR:@.+]]([[S_INT_TY]]* 311 // CHECK-NOT: getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 312 // CHECK-NOT: getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 313 // CHECK: ret 314 // 315 316 // CHECK: define internal void [[PRIVATES_MAP_FN:@.+]]([[PRIVATES_TMAIN_TY]]* noalias, i32** noalias, [2 x i32]** noalias, [2 x [[S_INT_TY]]]** noalias, [[S_INT_TY]]** noalias) 317 // CHECK: [[PRIVATES:%.+]] = load [[PRIVATES_TMAIN_TY]]*, [[PRIVATES_TMAIN_TY]]** 318 // CHECK: [[PRIV_T_VAR:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i32 0, i32 0 319 // CHECK: [[ARG1:%.+]] = load i32**, i32*** %{{.+}}, 320 // CHECK: store i32* [[PRIV_T_VAR]], i32** [[ARG1]], 321 // CHECK: [[PRIV_VEC:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i32 0, i32 1 322 // CHECK: [[ARG2:%.+]] = load [2 x i32]**, [2 x i32]*** %{{.+}}, 323 // CHECK: store [2 x i32]* [[PRIV_VEC]], [2 x i32]** [[ARG2]], 324 // CHECK: [[PRIV_S_VAR:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i32 0, i32 2 325 // CHECK: [[ARG3:%.+]] = load [2 x [[S_INT_TY]]]**, [2 x [[S_INT_TY]]]*** %{{.+}}, 326 // CHECK: store [2 x [[S_INT_TY]]]* [[PRIV_S_VAR]], [2 x [[S_INT_TY]]]** [[ARG3]], 327 // CHECK: [[PRIV_VAR:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i32 0, i32 3 328 // CHECK: [[ARG4:%.+]] = load [[S_INT_TY]]**, [[S_INT_TY]]*** {{.+}}, 329 // CHECK: store [[S_INT_TY]]* [[PRIV_VAR]], [[S_INT_TY]]** [[ARG4]], 330 // CHECK: ret void 331 332 // CHECK: define internal i32 [[TASK_ENTRY]](i32, [[KMP_TASK_TMAIN_TY]]* noalias) 333 334 // CHECK: [[PRIV_T_VAR_ADDR:%.+]] = alloca i32*, 335 // CHECK: [[PRIV_VEC_ADDR:%.+]] = alloca [2 x i32]*, 336 // CHECK: [[PRIV_S_ARR_ADDR:%.+]] = alloca [2 x [[S_INT_TY]]]*, 337 // CHECK: [[PRIV_VAR_ADDR:%.+]] = alloca [[S_INT_TY]]*, 338 // CHECK: store void (i8*, ...)* bitcast (void ([[PRIVATES_TMAIN_TY]]*, i32**, [2 x i32]**, [2 x [[S_INT_TY]]]**, [[S_INT_TY]]**)* [[PRIVATES_MAP_FN]] to void (i8*, ...)*), void (i8*, ...)** [[MAP_FN_ADDR:%.+]], 339 // CHECK: [[MAP_FN:%.+]] = load void (i8*, ...)*, void (i8*, ...)** [[MAP_FN_ADDR]], 340 // CHECK: call void (i8*, ...) [[MAP_FN]](i8* %{{.+}}, i32** [[PRIV_T_VAR_ADDR]], [2 x i32]** [[PRIV_VEC_ADDR]], [2 x [[S_INT_TY]]]** [[PRIV_S_ARR_ADDR]], [[S_INT_TY]]** [[PRIV_VAR_ADDR]]) 341 // CHECK: [[PRIV_T_VAR:%.+]] = load i32*, i32** [[PRIV_T_VAR_ADDR]], 342 // CHECK: [[PRIV_VEC:%.+]] = load [2 x i32]*, [2 x i32]** [[PRIV_VEC_ADDR]], 343 // CHECK: [[PRIV_S_ARR:%.+]] = load [2 x [[S_INT_TY]]]*, [2 x [[S_INT_TY]]]** [[PRIV_S_ARR_ADDR]], 344 // CHECK: [[PRIV_VAR:%.+]] = load [[S_INT_TY]]*, [[S_INT_TY]]** [[PRIV_VAR_ADDR]], 345 346 // Privates actually are used. 347 // CHECK-DAG: [[PRIV_VAR]] 348 // CHECK-DAG: [[PRIV_T_VAR]] 349 // CHECK-DAG: [[PRIV_S_ARR]] 350 // CHECK-DAG: [[PRIV_VEC]] 351 352 // CHECK: ret 353 354 // CHECK: define internal i32 [[DESTRUCTORS]](i32, [[KMP_TASK_TMAIN_TY]]* noalias) 355 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds [[KMP_TASK_TMAIN_TY]], [[KMP_TASK_TMAIN_TY]]* [[RES_KMP_TASK:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 2 356 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 357 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 358 // CHECK: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[PRIVATE_VAR_REF]]) 359 // CHECK: getelementptr inbounds [2 x [[S_INT_TY]]], [2 x [[S_INT_TY]]]* [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0 360 // CHECK: getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* %{{.+}}, i{{.+}} 2 361 // CHECK: [[PRIVATE_S_ARR_ELEM_REF:%.+]] = getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* %{{.+}}, i{{.+}} -1 362 // CHECK: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[PRIVATE_S_ARR_ELEM_REF]]) 363 // CHECK: icmp eq 364 // CHECK: br i1 365 // CHECK: ret i32 366 367 #endif 368 #else 369 // ARRAY-LABEL: array_func 370 struct St { 371 int a, b; 372 St() : a(0), b(0) {} 373 St &operator=(const St &) { return *this; }; 374 ~St() {} 375 }; 376 377 void array_func(int n, float a[n], St s[2]) { 378 // ARRAY: call i8* @__kmpc_omp_task_alloc( 379 // ARRAY: call i32 @__kmpc_omp_task( 380 // ARRAY: store float** %{{.+}}, float*** %{{.+}}, 381 // ARRAY: store %struct.St** %{{.+}}, %struct.St*** %{{.+}}, 382 #pragma omp task private(a, s) 383 ; 384 } 385 #endif 386 387
