1 // RUN: %clang_cc1 -verify -Wno-vla -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 -Wno-vla %s -emit-llvm -o - | FileCheck %s 4 // RUN: %clang_cc1 -verify -Wno-vla -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 -Wno-vla -fopenmp -x c++ -fblocks -DBLOCKS -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck -check-prefix=BLOCKS %s 6 // RUN: %clang_cc1 -verify -Wno-vla -fopenmp -x c++ -std=c++11 -DARRAY -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck -check-prefix=ARRAY %s 7 // RUN: %clang_cc1 -verify -Wno-vla -fopenmp -x c++ -std=c++11 -DLOOP -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck -check-prefix=LOOP %s 8 9 // RUN: %clang_cc1 -verify -Wno-vla -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s 10 // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -triple x86_64-apple-darwin10 -emit-pch -o %t %s 11 // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -std=c++11 -include-pch %t -verify -Wno-vla %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s 12 // RUN: %clang_cc1 -verify -Wno-vla -fopenmp-simd -x c++ -std=c++11 -DLAMBDA -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s 13 // RUN: %clang_cc1 -verify -Wno-vla -fopenmp-simd -x c++ -fblocks -DBLOCKS -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s 14 // RUN: %clang_cc1 -verify -Wno-vla -fopenmp-simd -x c++ -std=c++11 -DARRAY -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s 15 // RUN: %clang_cc1 -verify -Wno-vla -fopenmp-simd -x c++ -std=c++11 -DLOOP -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck -check-prefix=SIMD-ONLY0 %s 16 // SIMD-ONLY0-NOT: {{__kmpc|__tgt}} 17 // expected-no-diagnostics 18 19 #if !defined(ARRAY) && !defined(LOOP) 20 #ifndef HEADER 21 #define HEADER 22 23 template <class T> 24 struct S { 25 T f; 26 S(T a) : f(a) {} 27 S() : f() {} 28 S(const S &s, T t = T()) : f(s.f + t) {} 29 operator T() { return T(); } 30 ~S() {} 31 }; 32 33 volatile double g; 34 35 // CHECK-DAG: [[KMP_TASK_T_TY:%.+]] = type { ptr, ptr, i32, %union{{.+}}, %union{{.+}}, i64, i64, i64, i32, ptr } 36 // CHECK-DAG: [[S_DOUBLE_TY:%.+]] = type { double } 37 // CHECK-DAG: [[PRIVATES_MAIN_TY:%.+]] = type {{.?}}{ [2 x [[S_DOUBLE_TY]]], [[S_DOUBLE_TY]], i32, [2 x i32] 38 // CHECK-DAG: [[CAP_MAIN_TY:%.+]] = type { ptr, ptr, ptr, ptr, ptr } 39 // CHECK-DAG: [[KMP_TASK_MAIN_TY:%.+]] = type { [[KMP_TASK_T_TY]], [[PRIVATES_MAIN_TY]] } 40 // CHECK-DAG: [[S_INT_TY:%.+]] = type { i32 } 41 // CHECK-DAG: [[CAP_TMAIN_TY:%.+]] = type { ptr, ptr, ptr, ptr } 42 // CHECK-DAG: [[PRIVATES_TMAIN_TY:%.+]] = type { i32, [2 x i32], [2 x [[S_INT_TY]]], [[S_INT_TY]], [104 x i8] } 43 // CHECK-DAG: [[KMP_TASK_TMAIN_TY:%.+]] = type { [[KMP_TASK_T_TY]], [{{[0-9]+}} x i8], [[PRIVATES_TMAIN_TY]] } 44 template <typename T> 45 T tmain() { 46 S<T> ttt; 47 S<T> test; 48 T t_var __attribute__((aligned(128))) = T(); 49 T vec[] = {1, 2}; 50 S<T> s_arr[] = {1, 2}; 51 S<T> var(3); 52 #pragma omp taskloop lastprivate(t_var, vec, s_arr, s_arr, var, var) 53 for (int i = 0; i < 10; ++i) { 54 vec[0] = t_var; 55 s_arr[0] = var; 56 } 57 return T(); 58 } 59 60 int main() { 61 static int sivar; 62 #ifdef LAMBDA 63 // LAMBDA: [[G:@.+]] ={{.*}} global double 64 // LAMBDA: [[SIVAR:@.+]] = internal global i{{[0-9]+}} 0, 65 // LAMBDA-LABEL: @main 66 // LAMBDA: call{{( x86_thiscallcc)?}} void [[OUTER_LAMBDA:@.+]]( 67 [&]() { 68 // LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]]( 69 // LAMBDA: [[RES:%.+]] = call ptr @__kmpc_omp_task_alloc(ptr @{{[^,]+}}, i32 %{{[^,]+}}, i32 1, i64 96, i64 16, ptr [[TASK_ENTRY:@.+]]) 70 // LAMBDA: [[PRIVATES:%.+]] = getelementptr inbounds nuw %{{.+}}, ptr %{{.+}}, i{{.+}} 0, i{{.+}} 1 71 72 // LAMBDA: call void @__kmpc_taskloop(ptr @{{.+}}, i32 %{{.+}}, ptr [[RES]], i32 1, ptr %{{.+}}, ptr %{{.+}}, i64 %{{.+}}, i32 1, i32 0, i64 0, ptr [[MAIN_DUP:@.+]]) 73 // LAMBDA: ret 74 #pragma omp taskloop lastprivate(g, sivar) 75 for (int i = 0; i < 10; ++i) { 76 // LAMBDA: define {{.+}} void [[INNER_LAMBDA:@.+]]({{.+}} [[ARG_PTR:%.+]]) 77 // LAMBDA: store ptr [[ARG_PTR]], ptr [[ARG_PTR_REF:%.+]], 78 // LAMBDA: [[ARG_PTR:%.+]] = load ptr, ptr [[ARG_PTR_REF]] 79 // LAMBDA: [[G_PTR_REF:%.+]] = getelementptr inbounds nuw %{{.+}}, ptr [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 80 // LAMBDA: [[G_REF:%.+]] = load ptr, ptr [[G_PTR_REF]] 81 // LAMBDA: store double 2.0{{.+}}, ptr [[G_REF]] 82 83 // LAMBDA: store ptr %{{.+}}, ptr %{{.+}}, 84 // LAMBDA: define internal noundef i32 [[TASK_ENTRY]](i32 noundef %0, ptr noalias noundef %1) 85 g = 1; 86 sivar = 11; 87 // LAMBDA: store double 1.0{{.+}}, ptr %{{.+}}, 88 // LAMBDA: store i{{[0-9]+}} 11, ptr %{{.+}}, 89 // LAMBDA: call void [[INNER_LAMBDA]]({{.+}} 90 // LAMBDA: icmp ne i32 %{{.+}}, 0 91 // LAMBDA: br i1 92 // LAMBDA: load double, ptr % 93 // LAMBDA: store volatile double % 94 // LAMBDA: load i32, ptr % 95 // LAMBDA: store i32 % 96 // LAMBDA: ret 97 [&]() { 98 g = 2; 99 sivar = 22; 100 }(); 101 } 102 }(); 103 return 0; 104 #elif defined(BLOCKS) 105 // BLOCKS: [[G:@.+]] ={{.*}} global double 106 // BLOCKS: [[SIVAR:@.+]] = internal global i{{[0-9]+}} 0, 107 // BLOCKS-LABEL: @main 108 // BLOCKS: call void {{%.+}}(ptr 109 ^{ 110 // BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(ptr 111 // BLOCKS: [[RES:%.+]] = call ptr @__kmpc_omp_task_alloc(ptr @{{[^,]+}}, i32 %{{[^,]+}}, i32 1, i64 96, i64 16, ptr [[TASK_ENTRY:@.+]]) 112 // BLOCKS: [[PRIVATES:%.+]] = getelementptr inbounds nuw %{{.+}}, ptr %{{.+}}, i{{.+}} 0, i{{.+}} 1 113 // BLOCKS: call void @__kmpc_taskloop(ptr @{{.+}}, i32 %{{.+}}, ptr [[RES]], i32 1, ptr %{{.+}}, ptr %{{.+}}, i64 %{{.+}}, i32 1, i32 0, i64 0, ptr [[MAIN_DUP:@.+]]) 114 // BLOCKS: ret 115 #pragma omp taskloop lastprivate(g, sivar) 116 for (int i = 0; i < 10; ++i) { 117 // BLOCKS: define {{.+}} void {{@.+}}(ptr 118 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 119 // BLOCKS: store double 2.0{{.+}}, ptr 120 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 121 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}} 122 // BLOCKS: store i{{[0-9]+}} 22, ptr 123 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}} 124 // BLOCKS: ret 125 126 // BLOCKS: store ptr %{{.+}}, ptr %{{.+}}, 127 // BLOCKS: store ptr %{{.+}}, ptr %{{.+}}, 128 // BLOCKS: define internal noundef i32 [[TASK_ENTRY]](i32 noundef %0, ptr noalias noundef %1) 129 g = 1; 130 sivar = 11; 131 // BLOCKS: store double 1.0{{.+}}, ptr %{{.+}}, 132 // BLOCKS-NOT: [[G]]{{[[^:word:]]}} 133 // BLOCKS: store i{{[0-9]+}} 11, ptr %{{.+}}, 134 // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}} 135 // BLOCKS: call void {{%.+}}(ptr 136 // BLOCKS: icmp ne i32 %{{.+}}, 0 137 // BLOCKS: br i1 138 // BLOCKS: load double, ptr % 139 // BLOCKS: store volatile double % 140 // BLOCKS: load i32, ptr % 141 // BLOCKS: store i32 % 142 ^{ 143 g = 2; 144 sivar = 22; 145 }(); 146 } 147 }(); 148 return 0; 149 #else 150 S<double> ttt; 151 S<double> test; 152 int t_var = 0; 153 int vec[] = {1, 2}; 154 S<double> s_arr[] = {1, 2}; 155 S<double> var(3); 156 #pragma omp taskloop lastprivate(var, t_var, s_arr, vec, s_arr, var, sivar) 157 for (int i = 0; i < 10; ++i) { 158 vec[0] = t_var; 159 s_arr[0] = var; 160 sivar = 33; 161 } 162 return tmain<int>(); 163 #endif 164 } 165 166 // CHECK: [[SIVAR:.+]] = internal global i{{[0-9]+}} 0, 167 // CHECK: define{{.*}} i{{[0-9]+}} @main() 168 // CHECK: alloca [[S_DOUBLE_TY]], 169 // CHECK: [[TEST:%.+]] = alloca [[S_DOUBLE_TY]], 170 // CHECK: [[T_VAR_ADDR:%.+]] = alloca i32, 171 // CHECK: [[VEC_ADDR:%.+]] = alloca [2 x i32], 172 // CHECK: [[S_ARR_ADDR:%.+]] = alloca [2 x [[S_DOUBLE_TY]]], 173 // CHECK: [[VAR_ADDR:%.+]] = alloca [[S_DOUBLE_TY]], 174 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(ptr [[LOC:@.+]]) 175 176 // CHECK: call {{.*}} [[S_DOUBLE_TY_CONSTR:@.+]](ptr {{[^,]*}} [[TEST]]) 177 178 // Store original variables in capture struct. 179 // CHECK: [[VEC_REF:%.+]] = getelementptr inbounds nuw [[CAP_MAIN_TY]], ptr %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 0 180 // CHECK: store ptr [[VEC_ADDR]], ptr [[VEC_REF]], 181 // CHECK: [[T_VAR_REF:%.+]] = getelementptr inbounds nuw [[CAP_MAIN_TY]], ptr %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 1 182 // CHECK: store ptr [[T_VAR_ADDR]], ptr [[T_VAR_REF]], 183 // CHECK: [[S_ARR_REF:%.+]] = getelementptr inbounds nuw [[CAP_MAIN_TY]], ptr %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 2 184 // CHECK: store ptr [[S_ARR_ADDR]], ptr [[S_ARR_REF]], 185 // CHECK: [[VAR_REF:%.+]] = getelementptr inbounds nuw [[CAP_MAIN_TY]], ptr %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 3 186 // CHECK: store ptr [[VAR_ADDR]], ptr [[VAR_REF]], 187 // CHECK: [[SIVAR_REF:%.+]] = getelementptr inbounds nuw [[CAP_MAIN_TY]], ptr %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 4 188 // CHECK: store ptr [[SIVAR]], ptr [[SIVAR_REF]], 189 190 // Allocate task. 191 // Returns struct kmp_task_t { 192 // [[KMP_TASK_T]] task_data; 193 // [[KMP_TASK_MAIN_TY]] privates; 194 // }; 195 // CHECK: [[RES:%.+]] = call ptr @__kmpc_omp_task_alloc(ptr [[LOC]], i32 [[GTID]], i32 9, i64 120, i64 40, ptr [[TASK_ENTRY:@[^ ]+]]) 196 197 // Fill kmp_task_t->shareds by copying from original capture argument. 198 // CHECK: [[TASK:%.+]] = getelementptr inbounds nuw [[KMP_TASK_MAIN_TY]], ptr [[RES]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 199 // CHECK: [[SHAREDS_REF_ADDR:%.+]] = getelementptr inbounds nuw [[KMP_TASK_T_TY]], ptr [[TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 200 // CHECK: [[SHAREDS_REF:%.+]] = load ptr, ptr [[SHAREDS_REF_ADDR]], 201 // CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[SHAREDS_REF]], ptr align 8 %{{.+}}, i64 40, i1 false) 202 203 // Initialize kmp_task_t->privates with default values (no init for simple types, default constructors for classes). 204 // Also copy address of private copy to the corresponding shareds reference. 205 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds nuw [[KMP_TASK_MAIN_TY]], ptr [[RES]], i{{[0-9]+}} 0, i{{[0-9]+}} 1 206 207 // Constructors for s_arr and var. 208 // s_arr; 209 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 210 // CHECK: call {{.*}} [[S_DOUBLE_TY_CONSTR]](ptr {{[^,]*}} [[S_ARR_CUR:%[^,]+]]) 211 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], ptr [[S_ARR_CUR]], i{{.+}} 1 212 // CHECK: icmp eq 213 // CHECK: br i1 214 215 // var; 216 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 1 217 // CHECK: call {{.*}} [[S_DOUBLE_TY_CONSTR]](ptr {{[^,]*}} [[PRIVATE_VAR_REF]]) 218 219 // t_var; 220 // vec; 221 // sivar; 222 223 // Provide pointer to destructor function, which will destroy private variables at the end of the task. 224 // CHECK: [[DESTRUCTORS_REF:%.+]] = getelementptr inbounds nuw [[KMP_TASK_T_TY]], ptr [[TASK]], i{{.+}} 0, i{{.+}} 3 225 // CHECK: store ptr [[DESTRUCTORS:@.+]], ptr [[DESTRUCTORS_REF]], 226 227 // Start task. 228 // CHECK: call void @__kmpc_taskloop(ptr [[LOC]], i32 [[GTID]], ptr [[RES]], i32 1, ptr %{{.+}}, ptr %{{.+}}, i64 %{{.+}}, i32 1, i32 0, i64 0, ptr [[MAIN_DUP:@.+]]) 229 230 // CHECK: = call noundef i{{.+}} [[TMAIN_INT:@.+]]() 231 232 // No destructors must be called for private copies of s_arr and var. 233 // CHECK-NOT: getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 234 // CHECK-NOT: getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 235 // CHECK: call void [[S_DOUBLE_TY_DESTR:@.+]](ptr 236 // CHECK-NOT: getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 237 // CHECK-NOT: getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 238 // CHECK: ret 239 // 240 241 // CHECK: define internal void [[PRIVATES_MAP_FN:@.+]](ptr noalias noundef %0, ptr noalias noundef %1, ptr noalias noundef %2, ptr noalias noundef %3, ptr noalias noundef %4, ptr noalias noundef %5) 242 // CHECK: [[PRIVATES:%.+]] = load ptr, ptr 243 // CHECK: [[PRIV_S_VAR:%.+]] = getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i32 0, i32 0 244 // CHECK: [[ARG3:%.+]] = load ptr, ptr %{{.+}}, 245 // CHECK: store ptr [[PRIV_S_VAR]], ptr [[ARG3]], 246 // CHECK: [[PRIV_VAR:%.+]] = getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i32 0, i32 1 247 // CHECK: [[ARG1:%.+]] = load ptr, ptr {{.+}}, 248 // CHECK: store ptr [[PRIV_VAR]], ptr [[ARG1]], 249 // CHECK: [[PRIV_T_VAR:%.+]] = getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i32 0, i32 2 250 // CHECK: [[ARG2:%.+]] = load ptr, ptr %{{.+}}, 251 // CHECK: store ptr [[PRIV_T_VAR]], ptr [[ARG2]], 252 // CHECK: [[PRIV_VEC:%.+]] = getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i32 0, i32 3 253 // CHECK: [[ARG4:%.+]] = load ptr, ptr %{{.+}}, 254 // CHECK: store ptr [[PRIV_VEC]], ptr [[ARG4]], 255 // CHECK: [[PRIV_SIVAR:%.+]] = getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i32 0, i32 4 256 // CHECK: [[ARG5:%.+]] = load ptr, ptr %{{.+}}, 257 // CHECK: store ptr [[PRIV_SIVAR]], ptr [[ARG5]], 258 // CHECK: ret void 259 260 // CHECK: define internal noundef i32 [[TASK_ENTRY]](i32 noundef %0, ptr noalias noundef %1) 261 262 // CHECK: %__context 263 // CHECK: [[PRIV_VAR_ADDR:%.+]] = alloca ptr, 264 // CHECK: [[PRIV_T_VAR_ADDR:%.+]] = alloca ptr, 265 // CHECK: [[PRIV_S_ARR_ADDR:%.+]] = alloca ptr, 266 // CHECK: [[PRIV_VEC_ADDR:%.+]] = alloca ptr, 267 // CHECK: [[PRIV_SIVAR_ADDR:%.+]] = alloca ptr, 268 // CHECK: store ptr [[PRIVATES_MAP_FN]], ptr [[MAP_FN_ADDR:%.+]], 269 // CHECK: [[MAP_FN:%.+]] = load ptr, ptr [[MAP_FN_ADDR]], 270 271 // CHECK: call void [[MAP_FN]](ptr %{{.+}}, ptr [[PRIV_VAR_ADDR]], ptr [[PRIV_T_VAR_ADDR]], ptr [[PRIV_S_ARR_ADDR]], ptr [[PRIV_VEC_ADDR]], ptr [[PRIV_SIVAR_ADDR]]) 272 273 // CHECK: [[PRIV_VAR:%.+]] = load ptr, ptr [[PRIV_VAR_ADDR]], 274 // CHECK: [[PRIV_T_VAR:%.+]] = load ptr, ptr [[PRIV_T_VAR_ADDR]], 275 // CHECK: [[PRIV_S_ARR:%.+]] = load ptr, ptr [[PRIV_S_ARR_ADDR]], 276 // CHECK: [[PRIV_VEC:%.+]] = load ptr, ptr [[PRIV_VEC_ADDR]], 277 // CHECK: [[PRIV_SIVAR:%.+]] = load ptr, ptr [[PRIV_SIVAR_ADDR]], 278 279 // Privates actually are used. 280 // CHECK-DAG: [[PRIV_VAR]] 281 // CHECK-DAG: [[PRIV_T_VAR]] 282 // CHECK-DAG: [[PRIV_S_ARR]] 283 // CHECK-DAG: [[PRIV_VEC]] 284 // CHECK-DAG: [[PRIV_SIVAR]] 285 286 // CHECK: icmp ne i32 %{{.+}}, 0 287 // CHECK-NEXT: br i1 288 // CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align {{[0-9]+}} % 289 // CHECK: load i32, ptr % 290 // CHECK: store i32 %{{.+}}, ptr % 291 // CHECK: phi ptr 292 // CHECK: phi ptr 293 // CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align {{[0-9]+}} % 294 // CHECK: icmp eq ptr % 295 // CHECK-NEXT: br i1 296 // CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align {{[0-9]+}} % 297 // CHECK: load i32, ptr % 298 // CHECK: store i32 %{{.+}}, ptr % 299 // CHECK: br label 300 // CHECK: ret 301 302 // CHECK: define internal void [[MAIN_DUP]](ptr noundef %0, ptr noundef %1, i32 noundef %2) 303 // CHECK: getelementptr inbounds nuw [[KMP_TASK_MAIN_TY]], ptr %{{.+}}, i32 0, i32 0 304 // CHECK: getelementptr inbounds nuw [[KMP_TASK_T_TY]], ptr %{{.+}}, i32 0, i32 8 305 // CHECK: load i32, ptr % 306 // CHECK: store i32 %{{.+}}, ptr % 307 // CHECK: getelementptr inbounds nuw [[KMP_TASK_MAIN_TY]], ptr %{{.+}}, i32 0, i32 1 308 // CHECK: getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr %{{.+}}, i32 0, i32 0 309 // CHECK: getelementptr inbounds [2 x [[S_DOUBLE_TY]]], ptr %{{.+}}, i32 0, i32 0 310 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], ptr %{{.+}}, i64 2 311 // CHECK: br label % 312 313 // CHECK: phi ptr 314 // CHECK: call {{.*}} [[S_DOUBLE_TY_CONSTR]](ptr 315 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], ptr %{{.+}}, i64 1 316 // CHECK: icmp eq ptr % 317 // CHECK: br i1 % 318 319 // CHECK: getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr %{{.+}}, i32 0, i32 1 320 // CHECK: call {{.*}} [[S_DOUBLE_TY_CONSTR]](ptr 321 // CHECK: ret void 322 323 // CHECK: define internal noundef i32 [[DESTRUCTORS]](i32 noundef %0, ptr noalias noundef %1) 324 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds nuw [[KMP_TASK_MAIN_TY]], ptr [[RES_KMP_TASK:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 1 325 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 0 326 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds nuw [[PRIVATES_MAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 1 327 // CHECK: call {{.*}} [[S_DOUBLE_TY_DESTR]](ptr {{[^,]*}} [[PRIVATE_VAR_REF]]) 328 // CHECK: getelementptr inbounds [2 x [[S_DOUBLE_TY]]], ptr [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0 329 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], ptr %{{.+}}, i{{.+}} 2 330 // CHECK: [[PRIVATE_S_ARR_ELEM_REF:%.+]] = getelementptr inbounds [[S_DOUBLE_TY]], ptr %{{.+}}, i{{.+}} -1 331 // CHECK: call {{.*}} [[S_DOUBLE_TY_DESTR]](ptr {{[^,]*}} [[PRIVATE_S_ARR_ELEM_REF]]) 332 // CHECK: icmp eq 333 // CHECK: br i1 334 // CHECK: ret i32 335 336 // CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]() 337 // CHECK: alloca [[S_INT_TY]], 338 // CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]], 339 // CHECK: [[T_VAR_ADDR:%.+]] = alloca i32, align 128 340 // CHECK: [[VEC_ADDR:%.+]] = alloca [2 x i32], 341 // CHECK: [[S_ARR_ADDR:%.+]] = alloca [2 x [[S_INT_TY]]], 342 // CHECK: [[VAR_ADDR:%.+]] = alloca [[S_INT_TY]], 343 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(ptr [[LOC:@.+]]) 344 345 // CHECK: call {{.*}} [[S_INT_TY_CONSTR:@.+]](ptr {{[^,]*}} [[TEST]]) 346 347 // Store original variables in capture struct. 348 // CHECK: [[VEC_REF:%.+]] = getelementptr inbounds nuw [[CAP_TMAIN_TY]], ptr %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 0 349 // CHECK: store ptr [[VEC_ADDR]], ptr [[VEC_REF]], 350 // CHECK: [[T_VAR_REF:%.+]] = getelementptr inbounds nuw [[CAP_TMAIN_TY]], ptr %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 1 351 // CHECK: store ptr [[T_VAR_ADDR]], ptr [[T_VAR_REF]], 352 // CHECK: [[S_ARR_REF:%.+]] = getelementptr inbounds nuw [[CAP_TMAIN_TY]], ptr %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 2 353 // CHECK: store ptr [[S_ARR_ADDR]], ptr [[S_ARR_REF]], 354 // CHECK: [[VAR_REF:%.+]] = getelementptr inbounds nuw [[CAP_TMAIN_TY]], ptr %{{.+}}, i{{[0-9]+}} 0, i{{[0-9]+}} 3 355 // CHECK: store ptr [[VAR_ADDR]], ptr [[VAR_REF]], 356 357 // Allocate task. 358 // Returns struct kmp_task_t { 359 // [[KMP_TASK_T_TY]] task_data; 360 // [[KMP_TASK_TMAIN_TY]] privates; 361 // }; 362 // CHECK: [[RES:%.+]] = call ptr @__kmpc_omp_task_alloc(ptr [[LOC]], i32 [[GTID]], i32 9, i64 256, i64 32, ptr [[TASK_ENTRY:@[^ ]+]]) 363 364 // Fill kmp_task_t->shareds by copying from original capture argument. 365 // CHECK: [[TASK:%.+]] = getelementptr inbounds nuw [[KMP_TASK_TMAIN_TY]], ptr [[RES]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 366 // CHECK: [[SHAREDS_REF_ADDR:%.+]] = getelementptr inbounds nuw [[KMP_TASK_T_TY]], ptr [[TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 0 367 // CHECK: [[SHAREDS_REF:%.+]] = load ptr, ptr [[SHAREDS_REF_ADDR]], 368 // CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align 8 [[SHAREDS_REF]], ptr align 8 %{{.+}}, i64 32, i1 false) 369 370 // Initialize kmp_task_t->privates with default values (no init for simple types, default constructors for classes). 371 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds nuw [[KMP_TASK_TMAIN_TY]], ptr [[RES]], i{{[0-9]+}} 0, i{{[0-9]+}} 2 372 373 // t_var; 374 // vec; 375 376 // Constructors for s_arr and var. 377 // a_arr; 378 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr [[PRIVATES]], i{{[0-9]+}} 0, i{{[0-9]+}} 2 379 // CHECK: getelementptr inbounds [2 x [[S_INT_TY]]], ptr [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0 380 // CHECK: getelementptr inbounds [[S_INT_TY]], ptr %{{.+}}, i{{.+}} 2 381 // CHECK: call {{.*}} [[S_INT_TY_CONSTR]](ptr {{[^,]*}} [[S_ARR_CUR:%[^,]+]]) 382 // CHECK: getelementptr inbounds [[S_INT_TY]], ptr [[S_ARR_CUR]], i{{.+}} 1 383 // CHECK: icmp eq 384 // CHECK: br i1 385 386 // var; 387 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 388 // CHECK: call {{.*}} [[S_INT_TY_CONSTR]](ptr {{[^,]*}} [[PRIVATE_VAR_REF]]) 389 390 // Provide pointer to destructor function, which will destroy private variables at the end of the task. 391 // CHECK: [[DESTRUCTORS_REF:%.+]] = getelementptr inbounds nuw [[KMP_TASK_T_TY]], ptr [[TASK]], i{{.+}} 0, i{{.+}} 3 392 // CHECK: store ptr [[DESTRUCTORS:@.+]], ptr [[DESTRUCTORS_REF]], 393 394 // Start task. 395 // CHECK: call void @__kmpc_taskloop(ptr [[LOC]], i32 [[GTID]], ptr [[RES]], i32 1, ptr %{{.+}}, ptr %{{.+}}, i64 %{{.+}}, i32 1, i32 0, i64 0, ptr [[TMAIN_DUP:@.+]]) 396 397 // No destructors must be called for private copies of s_arr and var. 398 // CHECK-NOT: getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 399 // CHECK-NOT: getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 400 // CHECK: call void [[S_INT_TY_DESTR:@.+]](ptr noundef 401 // CHECK-NOT: getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 402 // CHECK-NOT: getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 403 // CHECK: ret 404 // 405 406 // CHECK: define internal void [[PRIVATES_MAP_FN:@.+]](ptr noalias noundef %0, ptr noalias noundef %1, ptr noalias noundef %2, ptr noalias noundef %3, ptr noalias noundef %4) 407 // CHECK: [[PRIVATES:%.+]] = load ptr, ptr 408 // CHECK: [[PRIV_T_VAR:%.+]] = getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr [[PRIVATES]], i32 0, i32 0 409 // CHECK: [[ARG1:%.+]] = load ptr, ptr %{{.+}}, 410 // CHECK: store ptr [[PRIV_T_VAR]], ptr [[ARG1]], 411 // CHECK: [[PRIV_VEC:%.+]] = getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr [[PRIVATES]], i32 0, i32 1 412 // CHECK: [[ARG2:%.+]] = load ptr, ptr %{{.+}}, 413 // CHECK: store ptr [[PRIV_VEC]], ptr [[ARG2]], 414 // CHECK: [[PRIV_S_VAR:%.+]] = getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr [[PRIVATES]], i32 0, i32 2 415 // CHECK: [[ARG3:%.+]] = load ptr, ptr %{{.+}}, 416 // CHECK: store ptr [[PRIV_S_VAR]], ptr [[ARG3]], 417 // CHECK: [[PRIV_VAR:%.+]] = getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr [[PRIVATES]], i32 0, i32 3 418 // CHECK: [[ARG4:%.+]] = load ptr, ptr {{.+}}, 419 // CHECK: store ptr [[PRIV_VAR]], ptr [[ARG4]], 420 // CHECK: ret void 421 422 // CHECK: define internal noundef i32 [[TASK_ENTRY]](i32 noundef %0, ptr noalias noundef %1) 423 // CHECK: %__context 424 // CHECK-DAG: [[PRIV_T_VAR_ADDR:%.+]] = alloca ptr, 425 // CHECK-DAG: [[PRIV_VEC_ADDR:%.+]] = alloca ptr, 426 // CHECK-DAG: [[PRIV_S_ARR_ADDR:%.+]] = alloca ptr, 427 // CHECK-DAG: [[PRIV_VAR_ADDR:%.+]] = alloca ptr, 428 // CHECK: store ptr [[PRIVATES_MAP_FN]], ptr [[MAP_FN_ADDR:%.+]], 429 // CHECK: [[MAP_FN:%.+]] = load ptr, ptr [[MAP_FN_ADDR]], 430 // CHECK: call void [[MAP_FN]](ptr %{{.+}}, ptr [[PRIV_T_VAR_ADDR]], ptr [[PRIV_VEC_ADDR]], ptr [[PRIV_S_ARR_ADDR]], ptr [[PRIV_VAR_ADDR]]) 431 // CHECK: [[PRIV_T_VAR:%.+]] = load ptr, ptr [[PRIV_T_VAR_ADDR]], 432 // CHECK: [[PRIV_VEC:%.+]] = load ptr, ptr [[PRIV_VEC_ADDR]], 433 // CHECK: [[PRIV_S_ARR:%.+]] = load ptr, ptr [[PRIV_S_ARR_ADDR]], 434 // CHECK: [[PRIV_VAR:%.+]] = load ptr, ptr [[PRIV_VAR_ADDR]], 435 436 // Privates actually are used. 437 // CHECK-DAG: [[PRIV_VAR]] 438 // CHECK-DAG: [[PRIV_T_VAR]] 439 // CHECK-DAG: [[PRIV_S_ARR]] 440 // CHECK-DAG: [[PRIV_VEC]] 441 442 // CHECK: icmp ne i32 %{{.+}}, 0 443 // CHECK-NEXT: br i1 444 // CHECK: load i32, ptr % 445 // CHECK: store i32 %{{.+}}, ptr % 446 // CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align {{[0-9]+}} % 447 // CHECK: phi ptr 448 // CHECK: phi ptr 449 // CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align {{[0-9]+}} % 450 // CHECK: icmp eq ptr % 451 // CHECK-NEXT: br i1 452 // CHECK: call void @llvm.memcpy.p0.p0.i64(ptr align {{[0-9]+}} % 453 // CHECK: br label 454 // CHECK: ret 455 456 // CHECK: define internal void [[TMAIN_DUP]](ptr noundef %0, ptr noundef %1, i32 noundef %2) 457 // CHECK: getelementptr inbounds nuw [[KMP_TASK_TMAIN_TY]], ptr %{{.+}}, i32 0, i32 0 458 // CHECK: getelementptr inbounds nuw [[KMP_TASK_T_TY]], ptr %{{.+}}, i32 0, i32 8 459 // CHECK: load i32, ptr % 460 // CHECK: store i32 %{{.+}}, ptr % 461 // CHECK: getelementptr inbounds nuw [[KMP_TASK_TMAIN_TY]], ptr %{{.+}}, i32 0, i32 2 462 // CHECK: getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr %{{.+}}, i32 0, i32 2 463 // CHECK: getelementptr inbounds [2 x [[S_INT_TY]]], ptr %{{.+}}, i32 0, i32 0 464 // CHECK: getelementptr inbounds [[S_INT_TY]], ptr %{{.+}}, i64 2 465 // CHECK: br label % 466 467 // CHECK: phi ptr 468 // CHECK: call {{.*}} [[S_INT_TY_CONSTR]](ptr 469 // CHECK: getelementptr inbounds [[S_INT_TY]], ptr %{{.+}}, i64 1 470 // CHECK: icmp eq ptr % 471 // CHECK: br i1 % 472 473 // CHECK: getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr %{{.+}}, i32 0, i32 3 474 // CHECK: call {{.*}} [[S_INT_TY_CONSTR]](ptr 475 // CHECK: ret void 476 477 // CHECK: define internal noundef i32 [[DESTRUCTORS]](i32 noundef %0, ptr noalias noundef %1) 478 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds nuw [[KMP_TASK_TMAIN_TY]], ptr [[RES_KMP_TASK:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 2 479 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 2 480 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds nuw [[PRIVATES_TMAIN_TY]], ptr [[PRIVATES]], i{{.+}} 0, i{{.+}} 3 481 // CHECK: call void [[S_INT_TY_DESTR]](ptr {{[^,]*}} [[PRIVATE_VAR_REF]]) 482 // CHECK: getelementptr inbounds [2 x [[S_INT_TY]]], ptr [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0 483 // CHECK: getelementptr inbounds [[S_INT_TY]], ptr %{{.+}}, i{{.+}} 2 484 // CHECK: [[PRIVATE_S_ARR_ELEM_REF:%.+]] = getelementptr inbounds [[S_INT_TY]], ptr %{{.+}}, i{{.+}} -1 485 // CHECK: call void [[S_INT_TY_DESTR]](ptr {{[^,]*}} [[PRIVATE_S_ARR_ELEM_REF]]) 486 // CHECK: icmp eq 487 // CHECK: br i1 488 // CHECK: ret i32 489 490 #endif 491 #elif defined(ARRAY) 492 // ARRAY-LABEL: array_func 493 struct St { 494 int a, b; 495 St() : a(0), b(0) {} 496 St(const St &) {} 497 ~St() {} 498 }; 499 500 void array_func(int n, float a[n], St s[2]) { 501 // ARRAY: call ptr @__kmpc_omp_task_alloc( 502 // ARRAY: call void @__kmpc_taskloop( 503 // ARRAY: store ptr %{{.+}}, ptr %{{.+}}, 504 // ARRAY: store ptr %{{.+}}, ptr %{{.+}}, 505 // ARRAY: icmp ne i32 %{{.+}}, 0 506 // ARRAY: store ptr %{{.+}}, ptr %{{.+}}, 507 // ARRAY: store ptr %{{.+}}, ptr %{{.+}}, 508 #pragma omp taskloop lastprivate(a, s) 509 for (int i = 0; i < 10; ++i) 510 ; 511 } 512 #else 513 514 // LOOP-LABEL: loop 515 void loop() { 516 // LOOP: call ptr @__kmpc_omp_task_alloc( 517 // LOOP: call void @__kmpc_taskloop( 518 int i; 519 #pragma omp taskloop lastprivate(i) 520 for (i = 0; i < 10; ++i) 521 ; 522 } 523 #endif 524 525