1 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 -x c++ -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck %s 2 // RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -std=c++11 -triple x86_64-apple-darwin10 -emit-pch -o %t %s 3 // RUN: %clang_cc1 -fopenmp=libiomp5 -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=libiomp5 -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=libiomp5 -x c++ -fblocks -DBLOCKS -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck -check-prefix=BLOCKS %s 6 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 -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 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 { [2 x i32]*, i32*, [2 x [[S_DOUBLE_TY]]]*, [[S_DOUBLE_TY]]* } 30 // CHECK-DAG: [[PRIVATES_MAIN_TY:%.+]] = type {{.?}}{ [[S_DOUBLE_TY]], [2 x [[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 { [2 x i32]*, i32*, [2 x [[S_INT_TY]]]*, [[S_INT_TY]]* } 34 // CHECK-DAG: [[PRIVATES_TMAIN_TY:%.+]] = type { i32, [2 x i32], [2 x [[S_INT_TY]]], [[S_INT_TY]] } 35 // CHECK-DAG: [[KMP_TASK_TMAIN_TY:%.+]] = type { [[KMP_TASK_T_TY]], [[PRIVATES_TMAIN_TY]] } 36 template <typename T> 37 T tmain() { 38 S<T> test; 39 T t_var = 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 #ifdef LAMBDA 53 // LAMBDA: [[G:@.+]] = global double 54 // LAMBDA-LABEL: @main 55 // LAMBDA: call{{( x86_thiscallcc)?}} void [[OUTER_LAMBDA:@.+]]( 56 [&]() { 57 // LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]]( 58 // LAMBDA: [[RES:%.+]] = call i8* @__kmpc_omp_task_alloc(%{{[^ ]+}} @{{[^,]+}}, i32 %{{[^,]+}}, i32 1, i64 40, i64 8, i32 (i32, i8*)* bitcast (i32 (i32, %{{[^*]+}}*)* [[TASK_ENTRY:@[^ ]+]] to i32 (i32, i8*)*)) 59 // LAMBDA: [[PRIVATES:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* %{{.+}}, i{{.+}} 0, i{{.+}} 1 60 // LAMBDA: [[G_PRIVATE_ADDR:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[PRIVATES]], i{{.+}} 0, i{{.+}} 0 61 // LAMBDA: [[G_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* %{{.+}}, i{{.+}} 0, i{{.+}} 0 62 // LAMBDA: store double* [[G_PRIVATE_ADDR]], double** [[G_ADDR_REF]], 63 // LAMBDA: call i32 @__kmpc_omp_task(%{{.+}}* @{{.+}}, i32 %{{.+}}, i8* [[RES]]) 64 // LAMBDA: ret 65 #pragma omp task private(g) 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 volatile double 2.0{{.+}}, double* [[G_REF]] 73 74 // LAMBDA: define internal i32 [[TASK_ENTRY]](i32, %{{.+}}*) 75 g = 1; 76 // LAMBDA: store volatile double 1.0{{.+}}, double* %{{.+}}, 77 // LAMBDA: call void [[INNER_LAMBDA]](% 78 // LAMBDA: ret 79 [&]() { 80 g = 2; 81 }(); 82 } 83 }(); 84 return 0; 85 #elif defined(BLOCKS) 86 // BLOCKS: [[G:@.+]] = global double 87 // BLOCKS-LABEL: @main 88 // BLOCKS: call void {{%.+}}(i8 89 ^{ 90 // BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(i8* 91 // BLOCKS: [[RES:%.+]] = call i8* @__kmpc_omp_task_alloc(%{{[^ ]+}} @{{[^,]+}}, i32 %{{[^,]+}}, i32 1, i64 40, i64 8, i32 (i32, i8*)* bitcast (i32 (i32, %{{[^*]+}}*)* [[TASK_ENTRY:@[^ ]+]] to i32 (i32, i8*)*)) 92 // BLOCKS: [[PRIVATES:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* %{{.+}}, i{{.+}} 0, i{{.+}} 1 93 // BLOCKS: [[G_PRIVATE_ADDR:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[PRIVATES]], i{{.+}} 0, i{{.+}} 0 94 // BLOCKS: [[G_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* %{{.+}}, i{{.+}} 0, i{{.+}} 0 95 // BLOCKS: store double* [[G_PRIVATE_ADDR]], double** [[G_ADDR_REF]], 96 // BLOCKS: call i32 @__kmpc_omp_task(%{{.+}}* @{{.+}}, i32 %{{.+}}, i8* [[RES]]) 97 // BLOCKS: ret 98 #pragma omp task private(g) 99 { 100 // BLOCKS: define {{.+}} void {{@.+}}(i8* 101 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 102 // BLOCKS: store volatile double 2.0{{.+}}, double* 103 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 104 // BLOCKS: ret 105 106 // BLOCKS: define internal i32 [[TASK_ENTRY]](i32, %{{.+}}*) 107 g = 1; 108 // BLOCKS: store volatile double 1.0{{.+}}, double* %{{.+}}, 109 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 110 // BLOCKS: call void {{%.+}}(i8 111 ^{ 112 g = 2; 113 }(); 114 } 115 }(); 116 return 0; 117 #else 118 S<double> test; 119 int t_var = 0; 120 int vec[] = {1, 2}; 121 S<double> s_arr[] = {1, 2}; 122 S<double> var(3); 123 #pragma omp task private(var, t_var, s_arr, vec, s_arr, var) 124 { 125 vec[0] = t_var; 126 s_arr[0] = var; 127 } 128 return tmain<int>(); 129 #endif 130 } 131 132 // CHECK: define i{{[0-9]+}} @main() 133 // CHECK: [[TEST:%.+]] = alloca [[S_DOUBLE_TY]], 134 // CHECK: [[T_VAR_ADDR:%.+]] = alloca i32, 135 // CHECK: [[VEC_ADDR:%.+]] = alloca [2 x i32], 136 // CHECK: [[S_ARR_ADDR:%.+]] = alloca [2 x [[S_DOUBLE_TY]]], 137 // CHECK: [[VAR_ADDR:%.+]] = alloca [[S_DOUBLE_TY]], 138 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[LOC:%.+]]) 139 140 // CHECK: call {{.*}} [[S_DOUBLE_TY_DEF_CONSTR:@.+]]([[S_DOUBLE_TY]]* [[TEST]]) 141 142 // Store original variables in capture struct. 143 // CHECK: [[VEC_REF:%.+]] = getelementptr inbounds [[CAP_MAIN_TY]], [[CAP_MAIN_TY]]* %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 0 144 // CHECK: store [2 x i32]* [[VEC_ADDR]], [2 x i32]** [[VEC_REF]], 145 // CHECK: [[T_VAR_REF:%.+]] = getelementptr inbounds [[CAP_MAIN_TY]], [[CAP_MAIN_TY]]* %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 1 146 // CHECK: store i32* [[T_VAR_ADDR]], i32** [[T_VAR_REF]], 147 // CHECK: [[S_ARR_REF:%.+]] = getelementptr inbounds [[CAP_MAIN_TY]], [[CAP_MAIN_TY]]* %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 2 148 // CHECK: store [2 x [[S_DOUBLE_TY]]]* [[S_ARR_ADDR]], [2 x [[S_DOUBLE_TY]]]** [[S_ARR_REF]], 149 // CHECK: [[VAR_REF:%.+]] = getelementptr inbounds [[CAP_MAIN_TY]], [[CAP_MAIN_TY]]* %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 3 150 // CHECK: store [[S_DOUBLE_TY]]* [[VAR_ADDR]], [[S_DOUBLE_TY]]** [[VAR_REF]], 151 152 // Allocate task. 153 // Returns struct kmp_task_t { 154 // [[KMP_TASK_T_TY]] task_data; 155 // [[KMP_TASK_MAIN_TY]] privates; 156 // }; 157 // CHECK: [[RES:%.+]] = call i8* @__kmpc_omp_task_alloc([[LOC]], i32 [[GTID]], i32 1, i64 72, i64 32, i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_MAIN_TY]]*)* [[TASK_ENTRY:@[^ ]+]] to i32 (i32, i8*)*)) 158 // CHECK: [[RES_KMP_TASK:%.+]] = bitcast i8* [[RES]] to [[KMP_TASK_MAIN_TY]]* 159 160 // Fill kmp_task_t->shareds by copying from original capture argument. 161 // CHECK: [[TASK:%.+]] = getelementptr inbounds [[KMP_TASK_MAIN_TY]], [[KMP_TASK_MAIN_TY]]* [[RES_KMP_TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 162 // CHECK: [[SHAREDS_REF_ADDR:%.+]] = getelementptr inbounds [[KMP_TASK_T_TY]], [[KMP_TASK_T_TY]]* [[TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 163 // CHECK: [[SHAREDS_REF:%.+]] = load i8*, i8** [[SHAREDS_REF_ADDR]], 164 // CHECK: [[CAPTURES_ADDR:%.+]] = bitcast [[CAP_MAIN_TY]]* %{{.+}} to i8* 165 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[SHAREDS_REF]], i8* [[CAPTURES_ADDR]], i64 32, i32 8, i1 false) 166 167 // Initialize kmp_task_t->privates with default values (no init for simple types, default constructors for classes). 168 // Also copy address of private copy to the corresponding shareds reference. 169 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds [[KMP_TASK_MAIN_TY]], [[KMP_TASK_MAIN_TY]]* [[RES_KMP_TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 1 170 // CHECK: [[SHAREDS:%.+]] = bitcast i8* [[SHAREDS_REF]] to [[CAP_MAIN_TY]]* 171 172 // Constructors for s_arr and var. 173 // var; 174 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 0 175 // CHECK: call void [[S_DOUBLE_TY_DEF_CONSTR]]([[S_DOUBLE_TY]]* [[PRIVATE_VAR_REF:%.+]]) 176 177 // shareds->var_addr = &kmp_task_t->privates.var; 178 // CHECK: [[VAR_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_MAIN_TY]], [[CAP_MAIN_TY]]* [[SHAREDS]], i{{.+}} 0, i{{.+}} 3 179 // CHECK: store [[S_DOUBLE_TY]]* [[PRIVATE_VAR_REF]], [[S_DOUBLE_TY]]** [[VAR_ADDR_REF]], 180 181 // a_arr; 182 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{[0-9]+}} 0, i{{[0-9]+}} 1 183 // CHECK: getelementptr inbounds [2 x [[S_DOUBLE_TY]]], [2 x [[S_DOUBLE_TY]]]* [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0 184 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* %{{.+}}, i{{.+}} 2 185 // CHECK: call void [[S_DOUBLE_TY_DEF_CONSTR]]([[S_DOUBLE_TY]]* [[S_ARR_CUR:%.+]]) 186 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* [[S_ARR_CUR]], i{{.+}} 1 187 // CHECK: icmp eq 188 // CHECK: br i1 189 190 // shareds->s_arr_addr = &kmp_task_t->privates.s_arr; 191 // CHECK: [[S_ARR_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_MAIN_TY]], [[CAP_MAIN_TY]]* [[SHAREDS]], i{{.+}} 0, i{{.+}} 2 192 // CHECK: store [2 x [[S_DOUBLE_TY]]]* [[PRIVATE_S_ARR_REF]], [2 x [[S_DOUBLE_TY]]]** [[S_ARR_ADDR_REF]], 193 194 // shareds->t_var_addr = &kmp_task_t->privates.t_var; 195 // CHECK: [[PRIVATE_T_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 196 // CHECK: [[T_VAR_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_MAIN_TY]], [[CAP_MAIN_TY]]* [[SHAREDS]], i{{.+}} 0, i{{.+}} 1 197 // CHECK: store i32* [[PRIVATE_T_VAR_REF]], i32** [[T_VAR_ADDR_REF]], 198 199 // shareds->vec_addr = &kmp_task_t->privates.vec; 200 // CHECK: [[PRIVATE_VEC_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 201 // CHECK: [[VEC_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_MAIN_TY]], [[CAP_MAIN_TY]]* [[SHAREDS]], i{{.+}} 0, i{{.+}} 0 202 // CHECK: store [2 x i32]* [[PRIVATE_VEC_REF]], [2 x i32]** [[VEC_ADDR_REF]], 203 204 // Provide pointer to destructor function, which will destroy private variables at the end of the task. 205 // CHECK: [[DESTRUCTORS_REF:%.+]] = getelementptr inbounds [[KMP_TASK_T_TY]], [[KMP_TASK_T_TY]]* [[TASK]], i{{.+}} 0, i{{.+}} 3 206 // CHECK: store i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_MAIN_TY]]*)* [[DESTRUCTORS:@.+]] to i32 (i32, i8*)*), i32 (i32, i8*)** [[DESTRUCTORS_REF]], 207 208 // Start task. 209 // CHECK: call i32 @__kmpc_omp_task([[LOC]], i32 [[GTID]], i8* [[RES]]) 210 211 // CHECK: = call i{{.+}} [[TMAIN_INT:@.+]]() 212 213 // No destructors must be called for private copies of s_arr and var. 214 // CHECK-NOT: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 215 // CHECK-NOT: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 216 // CHECK: call void [[S_DOUBLE_TY_DESTR:@.+]]([[S_DOUBLE_TY]]* 217 // CHECK-NOT: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 218 // CHECK-NOT: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 219 // CHECK: ret 220 // 221 // CHECK: define internal i32 [[TASK_ENTRY]](i32, [[KMP_TASK_MAIN_TY]]*) 222 223 // CHECK: [[TASK:%.+]] = getelementptr inbounds [[KMP_TASK_MAIN_TY]], [[KMP_TASK_MAIN_TY]]* [[RES_KMP_TASK:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 224 // CHECK: [[SHAREDS_ADDR_REF:%.+]] = getelementptr inbounds [[KMP_TASK_T_TY]], [[KMP_TASK_T_TY]]* [[TASK]], i{{.+}} 0, i{{.+}} 0 225 // CHECK: [[SHAREDS_REF:%.+]] = load i8*, i8** [[SHAREDS_ADDR_REF]], 226 // CHECK: [[SHAREDS:%.+]] = bitcast i8* [[SHAREDS_REF]] to [[CAP_MAIN_TY]]* 227 228 // Privates actually are used. 229 // CHECK-DAG: getelementptr inbounds [[CAP_MAIN_TY]], [[CAP_MAIN_TY]]* %{{.+}}, i{{.+}} 0, i{{.+}} 0 230 // CHECK-DAG: getelementptr inbounds [[CAP_MAIN_TY]], [[CAP_MAIN_TY]]* %{{.+}}, i{{.+}} 0, i{{.+}} 1 231 // CHECK-DAG: getelementptr inbounds [[CAP_MAIN_TY]], [[CAP_MAIN_TY]]* %{{.+}}, i{{.+}} 0, i{{.+}} 2 232 // CHECK-DAG: getelementptr inbounds [[CAP_MAIN_TY]], [[CAP_MAIN_TY]]* %{{.+}}, i{{.+}} 0, i{{.+}} 3 233 234 // CHECK: ret 235 236 // CHECK: define internal i32 [[DESTRUCTORS]](i32, [[KMP_TASK_MAIN_TY]]*) 237 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds [[KMP_TASK_MAIN_TY]], [[KMP_TASK_MAIN_TY]]* [[RES_KMP_TASK:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 1 238 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 0 239 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 1 240 // CHECK: getelementptr inbounds [2 x [[S_DOUBLE_TY]]], [2 x [[S_DOUBLE_TY]]]* [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0 241 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* %{{.+}}, i{{.+}} 2 242 // CHECK: [[PRIVATE_S_ARR_ELEM_REF:%.+]] = getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* %{{.+}}, i{{.+}} -1 243 // CHECK: call void [[S_DOUBLE_TY_DESTR]]([[S_DOUBLE_TY]]* [[PRIVATE_S_ARR_ELEM_REF]]) 244 // CHECK: icmp eq 245 // CHECK: br i1 246 // CHECK: call void [[S_DOUBLE_TY_DESTR]]([[S_DOUBLE_TY]]* [[PRIVATE_VAR_REF]]) 247 // CHECK: ret i32 248 249 // CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]() 250 // CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]], 251 // CHECK: [[T_VAR_ADDR:%.+]] = alloca i32, 252 // CHECK: [[VEC_ADDR:%.+]] = alloca [2 x i32], 253 // CHECK: [[S_ARR_ADDR:%.+]] = alloca [2 x [[S_INT_TY]]], 254 // CHECK: [[VAR_ADDR:%.+]] = alloca [[S_INT_TY]], 255 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[LOC:%.+]]) 256 257 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR:@.+]]([[S_INT_TY]]* [[TEST]]) 258 259 // Store original variables in capture struct. 260 // CHECK: [[VEC_REF:%.+]] = getelementptr inbounds [[CAP_TMAIN_TY]], [[CAP_TMAIN_TY]]* %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 0 261 // CHECK: store [2 x i32]* [[VEC_ADDR]], [2 x i32]** [[VEC_REF]], 262 // CHECK: [[T_VAR_REF:%.+]] = getelementptr inbounds [[CAP_TMAIN_TY]], [[CAP_TMAIN_TY]]* %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 1 263 // CHECK: store i32* [[T_VAR_ADDR]], i32** [[T_VAR_REF]], 264 // CHECK: [[S_ARR_REF:%.+]] = getelementptr inbounds [[CAP_TMAIN_TY]], [[CAP_TMAIN_TY]]* %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 2 265 // CHECK: store [2 x [[S_INT_TY]]]* [[S_ARR_ADDR]], [2 x [[S_INT_TY]]]** [[S_ARR_REF]], 266 // CHECK: [[VAR_REF:%.+]] = getelementptr inbounds [[CAP_TMAIN_TY]], [[CAP_TMAIN_TY]]* %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 3 267 // CHECK: store [[S_INT_TY]]* [[VAR_ADDR]], [[S_INT_TY]]** [[VAR_REF]], 268 269 // Allocate task. 270 // Returns struct kmp_task_t { 271 // [[KMP_TASK_T_TY]] task_data; 272 // [[KMP_TASK_TMAIN_TY]] privates; 273 // }; 274 // CHECK: [[RES:%.+]] = call i8* @__kmpc_omp_task_alloc([[LOC]], i32 [[GTID]], i32 1, i64 56, i64 32, i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_TMAIN_TY]]*)* [[TASK_ENTRY:@[^ ]+]] to i32 (i32, i8*)*)) 275 // CHECK: [[RES_KMP_TASK:%.+]] = bitcast i8* [[RES]] to [[KMP_TASK_TMAIN_TY]]* 276 277 // Fill kmp_task_t->shareds by copying from original capture argument. 278 // CHECK: [[TASK:%.+]] = getelementptr inbounds [[KMP_TASK_TMAIN_TY]], [[KMP_TASK_TMAIN_TY]]* [[RES_KMP_TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 279 // CHECK: [[SHAREDS_REF_ADDR:%.+]] = getelementptr inbounds [[KMP_TASK_T_TY]], [[KMP_TASK_T_TY]]* [[TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 280 // CHECK: [[SHAREDS_REF:%.+]] = load i8*, i8** [[SHAREDS_REF_ADDR]], 281 // CHECK: [[CAPTURES_ADDR:%.+]] = bitcast [[CAP_TMAIN_TY]]* %{{.+}} to i8* 282 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[SHAREDS_REF]], i8* [[CAPTURES_ADDR]], i64 32, i32 8, i1 false) 283 284 // Initialize kmp_task_t->privates with default values (no init for simple types, default constructors for classes). 285 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds [[KMP_TASK_TMAIN_TY]], [[KMP_TASK_TMAIN_TY]]* [[RES_KMP_TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 1 286 // CHECK: [[SHAREDS:%.+]] = bitcast i8* [[SHAREDS_REF]] to [[CAP_TMAIN_TY]]* 287 288 // shareds->t_var_addr = &kmp_task_t->privates.t_var; 289 // CHECK: [[PRIVATE_T_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 0 290 // CHECK: [[T_VAR_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TMAIN_TY]], [[CAP_TMAIN_TY]]* [[SHAREDS]], i{{.+}} 0, i{{.+}} 1 291 // CHECK: store i32* [[PRIVATE_T_VAR_REF]], i32** [[T_VAR_ADDR_REF]], 292 293 // shareds->vec_addr = &kmp_task_t->privates.vec; 294 // CHECK: [[PRIVATE_VEC_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 1 295 // CHECK: [[VEC_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TMAIN_TY]], [[CAP_TMAIN_TY]]* [[SHAREDS]], i{{.+}} 0, i{{.+}} 0 296 // CHECK: store [2 x i32]* [[PRIVATE_VEC_REF]], [2 x i32]** [[VEC_ADDR_REF]], 297 298 // Constructors for s_arr and var. 299 // a_arr; 300 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{[0-9]+}} 0, i{{[0-9]+}} 2 301 // CHECK: getelementptr inbounds [2 x [[S_INT_TY]]], [2 x [[S_INT_TY]]]* [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0 302 // CHECK: getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* %{{.+}}, i{{.+}} 2 303 // CHECK: call void [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[S_ARR_CUR:%.+]]) 304 // CHECK: getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* [[S_ARR_CUR]], i{{.+}} 1 305 // CHECK: icmp eq 306 // CHECK: br i1 307 308 // shareds->s_arr_addr = &kmp_task_t->privates.s_arr; 309 // CHECK: [[S_ARR_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TMAIN_TY]], [[CAP_TMAIN_TY]]* [[SHAREDS]], i{{.+}} 0, i{{.+}} 2 310 // CHECK: store [2 x [[S_INT_TY]]]* [[PRIVATE_S_ARR_REF]], [2 x [[S_INT_TY]]]** [[S_ARR_ADDR_REF]], 311 312 // var; 313 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 314 // CHECK: call void [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* [[PRIVATE_VAR_REF:%.+]]) 315 316 // shareds->var_addr = &kmp_task_t->privates.var; 317 // CHECK: [[VAR_ADDR_REF:%.+]] = getelementptr inbounds [[CAP_TMAIN_TY]], [[CAP_TMAIN_TY]]* [[SHAREDS]], i{{.+}} 0, i{{.+}} 3 318 // CHECK: store [[S_INT_TY]]* [[PRIVATE_VAR_REF]], [[S_INT_TY]]** [[VAR_ADDR_REF]], 319 320 // Provide pointer to destructor function, which will destroy private variables at the end of the task. 321 // CHECK: [[DESTRUCTORS_REF:%.+]] = getelementptr inbounds [[KMP_TASK_T_TY]], [[KMP_TASK_T_TY]]* [[TASK]], i{{.+}} 0, i{{.+}} 3 322 // CHECK: store i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_TMAIN_TY]]*)* [[DESTRUCTORS:@.+]] to i32 (i32, i8*)*), i32 (i32, i8*)** [[DESTRUCTORS_REF]], 323 324 // Start task. 325 // CHECK: call i32 @__kmpc_omp_task([[LOC]], i32 [[GTID]], i8* [[RES]]) 326 327 // No destructors must be called for private copies of s_arr and var. 328 // CHECK-NOT: getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 329 // CHECK-NOT: getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 330 // CHECK: call void [[S_INT_TY_DESTR:@.+]]([[S_INT_TY]]* 331 // CHECK-NOT: getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 332 // CHECK-NOT: getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 333 // CHECK: ret 334 // 335 // CHECK: define internal i32 [[TASK_ENTRY]](i32, [[KMP_TASK_TMAIN_TY]]*) 336 337 // Substitute addresses of shared variables in capture struct by address of private copies from kmp_task_t. 338 // CHECK: [[TASK:%.+]] = getelementptr inbounds [[KMP_TASK_TMAIN_TY]], [[KMP_TASK_TMAIN_TY]]* [[RES_KMP_TASK:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 339 // CHECK: [[SHAREDS_ADDR_REF:%.+]] = getelementptr inbounds [[KMP_TASK_T_TY]], [[KMP_TASK_T_TY]]* [[TASK]], i{{.+}} 0, i{{.+}} 0 340 // CHECK: [[SHAREDS_REF:%.+]] = load i8*, i8** [[SHAREDS_ADDR_REF]], 341 // CHECK: [[SHAREDS:%.+]] = bitcast i8* [[SHAREDS_REF]] to [[CAP_TMAIN_TY]]* 342 343 // Privates actually are used. 344 // CHECK-DAG: getelementptr inbounds [[CAP_TMAIN_TY]], [[CAP_TMAIN_TY]]* %{{.+}}, i{{.+}} 0, i{{.+}} 0 345 // CHECK-DAG: getelementptr inbounds [[CAP_TMAIN_TY]], [[CAP_TMAIN_TY]]* %{{.+}}, i{{.+}} 0, i{{.+}} 1 346 // CHECK-DAG: getelementptr inbounds [[CAP_TMAIN_TY]], [[CAP_TMAIN_TY]]* %{{.+}}, i{{.+}} 0, i{{.+}} 2 347 // CHECK-DAG: getelementptr inbounds [[CAP_TMAIN_TY]], [[CAP_TMAIN_TY]]* %{{.+}}, i{{.+}} 0, i{{.+}} 3 348 349 // CHECK: ret 350 351 // CHECK: define internal i32 [[DESTRUCTORS]](i32, [[KMP_TASK_TMAIN_TY]]*) 352 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds [[KMP_TASK_TMAIN_TY]], [[KMP_TASK_TMAIN_TY]]* [[RES_KMP_TASK:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 1 353 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 354 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 355 // CHECK: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[PRIVATE_VAR_REF]]) 356 // CHECK: getelementptr inbounds [2 x [[S_INT_TY]]], [2 x [[S_INT_TY]]]* [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0 357 // CHECK: getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* %{{.+}}, i{{.+}} 2 358 // CHECK: [[PRIVATE_S_ARR_ELEM_REF:%.+]] = getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* %{{.+}}, i{{.+}} -1 359 // CHECK: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[PRIVATE_S_ARR_ELEM_REF]]) 360 // CHECK: icmp eq 361 // CHECK: br i1 362 // CHECK: ret i32 363 364 #endif 365 #else 366 // ARRAY-LABEL: array_func 367 struct St { 368 int a, b; 369 St() : a(0), b(0) {} 370 St &operator=(const St &) { return *this; }; 371 ~St() {} 372 }; 373 374 void array_func(int a[2], St s[2]) { 375 // ARRAY: call i8* @__kmpc_omp_task_alloc( 376 // ARRAY-NOT: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %{{.+}}, i8* %{{.+}}, i64 12, i32 4, i1 false) 377 // ARRAY: call void @_ZN2StC1Ev(%struct.St* %{{.+}}) 378 // ARRAY: store i32 (i32, i8*)* bitcast (i32 (i32, %{{[^*]+}}*)* [[DESTRUCTORS:@.+]] to i32 (i32, i8*)*), i32 (i32, i8*)** %{{.+}}, 379 // ARRAY: call i32 @__kmpc_omp_task( 380 // ARRAY: define internal i32 [[DESTRUCTORS]](i32, 381 // ARRAY: call void @_ZN2StD1Ev(%struct.St* %{{.+}}) 382 // ARRAY: br i1 383 #pragma omp task private(a, s) 384 ; 385 } 386 #endif 387 388