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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 
8 // RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
9 // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -triple x86_64-apple-darwin10 -emit-pch -o %t %s
10 // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
11 // RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -std=c++11 -DLAMBDA -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
12 // RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -fblocks -DBLOCKS -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
13 // RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -std=c++11 -DARRAY -triple x86_64-apple-darwin10 -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
14 // SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
15 // expected-no-diagnostics
16 
17 #ifndef ARRAY
18 #ifndef HEADER
19 #define HEADER
20 
21 template <class T>
22 struct S {
23   T f;
SS24   S(T a) : f(a) {}
SS25   S() : f() {}
operator TS26   operator T() { return T(); }
~SS27   ~S() {}
28 };
29 
30 volatile double g;
31 
32 // CHECK-DAG: [[KMP_TASK_T_TY:%.+]] = type { i8*, i32 (i32, i8*)*, i32, %union{{.+}}, %union{{.+}}, i64, i64, i64, i32, i8* }
33 // CHECK-DAG: [[S_DOUBLE_TY:%.+]] = type { double }
34 // CHECK-DAG: [[CAP_MAIN_TY:%.+]] = type { i8 }
35 // CHECK-DAG: [[PRIVATES_MAIN_TY:%.+]] = type {{.?}}{ [2 x [[S_DOUBLE_TY]]], [[S_DOUBLE_TY]], i32, [2 x i32]
36 // CHECK-DAG: [[KMP_TASK_MAIN_TY:%.+]] = type { [[KMP_TASK_T_TY]], [[PRIVATES_MAIN_TY]] }
37 // CHECK-DAG: [[S_INT_TY:%.+]] = type { i32 }
38 // CHECK-DAG: [[CAP_TMAIN_TY:%.+]] = type { i8 }
39 // CHECK-DAG: [[PRIVATES_TMAIN_TY:%.+]] = type { i32, [2 x i32], [2 x [[S_INT_TY]]], [[S_INT_TY]], [104 x i8] }
40 // CHECK-DAG: [[KMP_TASK_TMAIN_TY:%.+]] = type { [[KMP_TASK_T_TY]], [{{[0-9]+}} x i8], [[PRIVATES_TMAIN_TY]] }
41 template <typename T>
tmain()42 T tmain() {
43   S<T> test;
44   T t_var __attribute__((aligned(128))) = T();
45   T vec[] = {1, 2};
46   S<T> s_arr[] = {1, 2};
47   S<T> var(3);
48 #pragma omp taskloop private(t_var, vec, s_arr, s_arr, var, var)
49   for (int i = 0; i < 10; ++i) {
50     vec[0] = t_var;
51     s_arr[0] = var;
52   }
53   return T();
54 }
55 
main()56 int main() {
57   static int sivar;
58 #ifdef LAMBDA
59   // LAMBDA: [[G:@.+]] = global double
60   // LAMBDA-LABEL: @main
61   // LAMBDA: call{{( x86_thiscallcc)?}} void [[OUTER_LAMBDA:@.+]](
62   [&]() {
63   // LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]](
64   // LAMBDA: [[RES:%.+]] = call i8* @__kmpc_omp_task_alloc(%{{[^ ]+}} @{{[^,]+}}, i32 %{{[^,]+}}, i32 1, i64 96, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, %{{[^*]+}}*)* [[TASK_ENTRY:@[^ ]+]] to i32 (i32, i8*)*))
65 // LAMBDA: [[PRIVATES:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* %{{.+}}, i{{.+}} 0, i{{.+}} 1
66 // LAMBDA: call void @__kmpc_taskloop(%{{.+}}* @{{.+}}, i32 %{{.+}}, i8* [[RES]], i32 1, i64* %{{.+}}, i64* %{{.+}}, i64 %{{.+}}, i32 1, i32 0, i64 0, i8* null)
67 // LAMBDA: ret
68 #pragma omp taskloop private(g, sivar)
69   for (int i = 0; i < 10; ++i) {
70     // LAMBDA: define {{.+}} void [[INNER_LAMBDA:@.+]]({{.+}} [[ARG_PTR:%.+]])
71     // LAMBDA: store %{{.+}}* [[ARG_PTR]], %{{.+}}** [[ARG_PTR_REF:%.+]],
72     // LAMBDA: [[ARG_PTR:%.+]] = load %{{.+}}*, %{{.+}}** [[ARG_PTR_REF]]
73     // LAMBDA: [[G_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
74     // LAMBDA: [[G_REF:%.+]] = load double*, double** [[G_PTR_REF]]
75     // LAMBDA: store double 2.0{{.+}}, double* [[G_REF]]
76     // LAMBDA: [[SIVAR_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
77     // LAMBDA: [[SIVAR_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[SIVAR_PTR_REF]]
78     // LAMBDA: store i{{[0-9]+}} 3, i{{[0-9]+}}* [[SIVAR_REF]]
79 
80     // LAMBDA: define internal i32 [[TASK_ENTRY]](i32 %0, %{{.+}}* noalias %1)
81     g = 1;
82     sivar = 2;
83     // LAMBDA: store double 1.0{{.+}}, double* %{{.+}},
84     // LAMBDA: store i{{[0-9]+}} 2, i{{[0-9]+}}* %{{.+}},
85     // LAMBDA: call void [[INNER_LAMBDA]]({{.+}}
86     // LAMBDA: ret
87     [&]() {
88       g = 2;
89       sivar = 3;
90     }();
91   }
92   }();
93   return 0;
94 #elif defined(BLOCKS)
95   // BLOCKS: [[G:@.+]] = global double
96   // BLOCKS-LABEL: @main
97   // BLOCKS: call void {{%.+}}(i8
98   ^{
99   // BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(i8*
100   // BLOCKS: [[RES:%.+]] = call i8* @__kmpc_omp_task_alloc(%{{[^ ]+}} @{{[^,]+}}, i32 %{{[^,]+}}, i32 1, i64 96, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, %{{[^*]+}}*)* [[TASK_ENTRY:@[^ ]+]] to i32 (i32, i8*)*))
101   // BLOCKS: [[PRIVATES:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* %{{.+}}, i{{.+}} 0, i{{.+}} 1
102   // BLOCKS: call void @__kmpc_taskloop(%{{.+}}* @{{.+}}, i32 %{{.+}}, i8* [[RES]], i32 1, i64* %{{.+}}, i64* %{{.+}}, i64 %{{.+}}, i32 1, i32 0, i64 0, i8* null)
103   // BLOCKS: ret
104 #pragma omp taskloop private(g, sivar)
105   for (int i = 0; i < 10; ++i) {
106     // BLOCKS: define {{.+}} void {{@.+}}(i8*
107     // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
108     // BLOCKS: store double 2.0{{.+}}, double*
109     // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
110     // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
111     // BLOCKS: store i{{[0-9]+}} 4, i{{[0-9]+}}*
112     // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
113     // BLOCKS: ret
114 
115     // BLOCKS: define internal i32 [[TASK_ENTRY]](i32 %0, %{{.+}}* noalias %1)
116     g = 1;
117     sivar = 3;
118     // BLOCKS: store double 1.0{{.+}}, double* %{{.+}},
119     // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
120     // BLOCKS: store i{{[0-9]+}} 3, i{{[0-9]+}}* %{{.+}},
121     // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
122     // BLOCKS: call void {{%.+}}(i8
123     ^{
124       g = 2;
125       sivar = 4;
126     }();
127   }
128   }();
129   return 0;
130 #else
131   S<double> test;
132   int t_var = 0;
133   int vec[] = {1, 2};
134   S<double> s_arr[] = {1, 2};
135   S<double> var(3);
136 #pragma omp taskloop private(var, t_var, s_arr, vec, s_arr, var, sivar)
137   for (int i = 0; i < 10; ++i) {
138     vec[0] = t_var;
139     s_arr[0] = var;
140     sivar = 8;
141   }
142 #pragma omp task
143   g+=1;
144   return tmain<int>();
145 #endif
146 }
147 
148 // CHECK: define i{{[0-9]+}} @main()
149 // CHECK: [[TEST:%.+]] = alloca [[S_DOUBLE_TY]],
150 // CHECK: [[T_VAR_ADDR:%.+]] = alloca i32,
151 // CHECK: [[VEC_ADDR:%.+]] = alloca [2 x i32],
152 // CHECK: [[S_ARR_ADDR:%.+]] = alloca [2 x [[S_DOUBLE_TY]]],
153 // CHECK: [[VAR_ADDR:%.+]] = alloca [[S_DOUBLE_TY]],
154 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[LOC:%.+]])
155 
156 // CHECK: call {{.*}} [[S_DOUBLE_TY_DEF_CONSTR:@.+]]([[S_DOUBLE_TY]]* {{[^,]*}} [[TEST]])
157 
158 // Do not store original variables in capture struct.
159 // CHECK-NOT: getelementptr inbounds [[CAP_MAIN_TY]],
160 
161 // Allocate task.
162 // Returns struct kmp_task_t {
163 //         [[KMP_TASK_T_TY]] task_data;
164 //         [[KMP_TASK_MAIN_TY]] privates;
165 //       };
166 // CHECK: [[RES:%.+]] = call i8* @__kmpc_omp_task_alloc([[LOC]], i32 [[GTID]], i32 9, i64 120, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_MAIN_TY]]*)* [[TASK_ENTRY:@[^ ]+]] to i32 (i32, i8*)*))
167 // CHECK: [[RES_KMP_TASK:%.+]] = bitcast i8* [[RES]] to [[KMP_TASK_MAIN_TY]]*
168 
169 // CHECK: [[TASK:%.+]] = getelementptr inbounds [[KMP_TASK_MAIN_TY]], [[KMP_TASK_MAIN_TY]]* [[RES_KMP_TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
170 // Initialize kmp_task_t->privates with default values (no init for simple types, default constructors for classes).
171 // Also copy address of private copy to the corresponding shareds reference.
172 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds [[KMP_TASK_MAIN_TY]], [[KMP_TASK_MAIN_TY]]* [[RES_KMP_TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
173 
174 // Constructors for s_arr and var.
175 // a_arr;
176 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
177 // CHECK: getelementptr inbounds [2 x [[S_DOUBLE_TY]]], [2 x [[S_DOUBLE_TY]]]* [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0
178 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* %{{.+}}, i{{.+}} 2
179 // CHECK: call void [[S_DOUBLE_TY_DEF_CONSTR]]([[S_DOUBLE_TY]]* {{[^,]*}} [[S_ARR_CUR:%.+]])
180 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* [[S_ARR_CUR]], i{{.+}} 1
181 // CHECK: icmp eq
182 // CHECK: br i1
183 
184 // var;
185 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 1
186 // CHECK: call void [[S_DOUBLE_TY_DEF_CONSTR]]([[S_DOUBLE_TY]]* {{[^,]*}} [[PRIVATE_VAR_REF:%.+]])
187 
188 // Provide pointer to destructor function, which will destroy private variables at the end of the task.
189 // CHECK: [[DESTRUCTORS_REF:%.+]] = getelementptr inbounds [[KMP_TASK_T_TY]], [[KMP_TASK_T_TY]]* [[TASK]], i{{.+}} 0, i{{.+}} 3
190 // CHECK: [[DESTRUCTORS_PTR:%.+]] = bitcast %union{{.+}}* [[DESTRUCTORS_REF]] to i32 (i32, i8*)**
191 // CHECK: store i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_MAIN_TY]]*)* [[DESTRUCTORS:@.+]] to i32 (i32, i8*)*), i32 (i32, i8*)** [[DESTRUCTORS_PTR]],
192 
193 // Start task.
194 // CHECK: call void @__kmpc_taskloop([[LOC]], i32 [[GTID]], i8* [[RES]], i32 1, i64* %{{.+}}, i64* %{{.+}}, i64 %{{.+}}, i32 1, i32 0, i64 0, i8* bitcast (void ([[KMP_TASK_MAIN_TY]]*, [[KMP_TASK_MAIN_TY]]*, i32)* [[MAIN_DUP:@.+]] to i8*))
195 // CHECK: call i32 @__kmpc_omp_task([[LOC]], i32 [[GTID]], i8*
196 
197 // CHECK: = call i{{.+}} [[TMAIN_INT:@.+]]()
198 
199 // No destructors must be called for private copies of s_arr and var.
200 // CHECK-NOT: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2
201 // CHECK-NOT: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3
202 // CHECK: call void [[S_DOUBLE_TY_DESTR:@.+]]([[S_DOUBLE_TY]]*
203 // CHECK-NOT: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2
204 // CHECK-NOT: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3
205 // CHECK: ret
206 //
207 
208 // CHECK: define internal void [[PRIVATES_MAP_FN:@.+]]([[PRIVATES_MAIN_TY]]* noalias %0, [[S_DOUBLE_TY]]** noalias %1, i32** noalias %2, [2 x [[S_DOUBLE_TY]]]** noalias %3, [2 x i32]** noalias %4, i32** noalias %5)
209 // CHECK: [[PRIVATES:%.+]] = load [[PRIVATES_MAIN_TY]]*, [[PRIVATES_MAIN_TY]]**
210 // CHECK: [[PRIV_S_VAR:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i32 0, i32 0
211 // CHECK: [[ARG3:%.+]] = load [2 x [[S_DOUBLE_TY]]]**, [2 x [[S_DOUBLE_TY]]]*** %{{.+}},
212 // CHECK: store [2 x [[S_DOUBLE_TY]]]* [[PRIV_S_VAR]], [2 x [[S_DOUBLE_TY]]]** [[ARG3]],
213 // CHECK: [[PRIV_VAR:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i32 0, i32 1
214 // CHECK: [[ARG1:%.+]] = load [[S_DOUBLE_TY]]**, [[S_DOUBLE_TY]]*** {{.+}},
215 // CHECK: store [[S_DOUBLE_TY]]* [[PRIV_VAR]], [[S_DOUBLE_TY]]** [[ARG1]],
216 // CHECK: [[PRIV_T_VAR:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i32 0, i32 2
217 // CHECK: [[ARG2:%.+]] = load i32**, i32*** %{{.+}},
218 // CHECK: store i32* [[PRIV_T_VAR]], i32** [[ARG2]],
219 // CHECK: [[PRIV_VEC:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i32 0, i32 3
220 // CHECK: [[ARG4:%.+]] = load [2 x i32]**, [2 x i32]*** %{{.+}},
221 // CHECK: store [2 x i32]* [[PRIV_VEC]], [2 x i32]** [[ARG4]],
222 // CHECK: ret void
223 
224 // CHECK: define internal i32 [[TASK_ENTRY]](i32 %0, [[KMP_TASK_MAIN_TY]]* noalias %1)
225 
226 // CHECK: [[PRIV_VAR_ADDR:%.+]] = alloca [[S_DOUBLE_TY]]*,
227 // CHECK: [[PRIV_T_VAR_ADDR:%.+]] = alloca i32*,
228 // CHECK: [[PRIV_S_ARR_ADDR:%.+]] = alloca [2 x [[S_DOUBLE_TY]]]*,
229 // CHECK: [[PRIV_VEC_ADDR:%.+]] = alloca [2 x i32]*,
230 // CHECK: [[PRIV_SIVAR_ADDR:%.+]] = alloca i32*,
231 // 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:%.+]],
232 // CHECK: [[MAP_FN:%.+]] = load void (i8*, ...)*, void (i8*, ...)** [[MAP_FN_ADDR]],
233 // 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]])
234 // CHECK: [[PRIV_VAR:%.+]] = load [[S_DOUBLE_TY]]*, [[S_DOUBLE_TY]]** [[PRIV_VAR_ADDR]],
235 // CHECK: [[PRIV_T_VAR:%.+]] = load i32*, i32** [[PRIV_T_VAR_ADDR]],
236 // CHECK: [[PRIV_S_ARR:%.+]] = load [2 x [[S_DOUBLE_TY]]]*, [2 x [[S_DOUBLE_TY]]]** [[PRIV_S_ARR_ADDR]],
237 // CHECK: [[PRIV_VEC:%.+]] = load [2 x i32]*, [2 x i32]** [[PRIV_VEC_ADDR]],
238 // CHECK: [[PRIV_SIVAR:%.+]] = load i32*, i32** [[PRIV_SIVAR_ADDR]],
239 
240 // Privates actually are used.
241 // CHECK-DAG: [[PRIV_VAR]]
242 // CHECK-DAG: [[PRIV_T_VAR]]
243 // CHECK-DAG: [[PRIV_S_ARR]]
244 // CHECK-DAG: [[PRIV_VEC]]
245 // CHECK_DAG: [[PRIV_SIVAR]]
246 
247 // CHECK: ret
248 
249 // CHECK: define internal void [[MAIN_DUP]]([[KMP_TASK_MAIN_TY]]* %0, [[KMP_TASK_MAIN_TY]]* %1, i32 %2)
250 // CHECK: getelementptr inbounds [[KMP_TASK_MAIN_TY]], [[KMP_TASK_MAIN_TY]]* %{{.+}}, i32 0, i32 1
251 // CHECK: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* %{{.+}}, i32 0, i32 0
252 // CHECK: getelementptr inbounds [2 x [[S_DOUBLE_TY]]], [2 x [[S_DOUBLE_TY]]]* %{{.+}}, i32 0, i32 0
253 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* %{{.+}}, i64 2
254 // CHECK: br label %
255 
256 // CHECK: phi [[S_DOUBLE_TY]]*
257 // CHECK: call {{.*}} [[S_DOUBLE_TY_DEF_CONSTR]]([[S_DOUBLE_TY]]*
258 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* %{{.+}}, i64 1
259 // CHECK: icmp eq [[S_DOUBLE_TY]]* %
260 // CHECK: br i1 %
261 
262 // CHECK: getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* %{{.+}}, i32 0, i32 1
263 // CHECK: call {{.*}} [[S_DOUBLE_TY_DEF_CONSTR]]([[S_DOUBLE_TY]]*
264 // CHECK: ret void
265 
266 // CHECK: define internal i32 [[DESTRUCTORS]](i32 %0, [[KMP_TASK_MAIN_TY]]* noalias %1)
267 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds [[KMP_TASK_MAIN_TY]], [[KMP_TASK_MAIN_TY]]* [[RES_KMP_TASK:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
268 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 0
269 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_MAIN_TY]], [[PRIVATES_MAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 1
270 // CHECK: call void [[S_DOUBLE_TY_DESTR]]([[S_DOUBLE_TY]]* {{[^,]*}} [[PRIVATE_VAR_REF]])
271 // CHECK: getelementptr inbounds [2 x [[S_DOUBLE_TY]]], [2 x [[S_DOUBLE_TY]]]* [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0
272 // CHECK: getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* %{{.+}}, i{{.+}} 2
273 // CHECK: [[PRIVATE_S_ARR_ELEM_REF:%.+]] = getelementptr inbounds [[S_DOUBLE_TY]], [[S_DOUBLE_TY]]* %{{.+}}, i{{.+}} -1
274 // CHECK: call void [[S_DOUBLE_TY_DESTR]]([[S_DOUBLE_TY]]* {{[^,]*}} [[PRIVATE_S_ARR_ELEM_REF]])
275 // CHECK: icmp eq
276 // CHECK: br i1
277 // CHECK: ret i32
278 
279 // CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]()
280 // CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]],
281 // CHECK: [[T_VAR_ADDR:%.+]] = alloca i32,
282 // CHECK: [[VEC_ADDR:%.+]] = alloca [2 x i32],
283 // CHECK: [[S_ARR_ADDR:%.+]] = alloca [2 x [[S_INT_TY]]],
284 // CHECK: [[VAR_ADDR:%.+]] = alloca [[S_INT_TY]],
285 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[LOC:%.+]])
286 
287 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR:@.+]]([[S_INT_TY]]* {{[^,]*}} [[TEST]])
288 
289 // Do not store original variables in capture struct.
290 // CHECK-NOT: getelementptr inbounds [[CAP_TMAIN_TY]],
291 
292 // Allocate task.
293 // Returns struct kmp_task_t {
294 //         [[KMP_TASK_T_TY]] task_data;
295 //         [[KMP_TASK_TMAIN_TY]] privates;
296 //       };
297 // CHECK: [[RES:%.+]] = call i8* @__kmpc_omp_task_alloc([[LOC]], i32 [[GTID]], i32 9, i64 256, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_TMAIN_TY]]*)* [[TASK_ENTRY:@[^ ]+]] to i32 (i32, i8*)*))
298 // CHECK: [[RES_KMP_TASK:%.+]] = bitcast i8* [[RES]] to [[KMP_TASK_TMAIN_TY]]*
299 
300 // CHECK: [[TASK:%.+]] = getelementptr inbounds [[KMP_TASK_TMAIN_TY]], [[KMP_TASK_TMAIN_TY]]* [[RES_KMP_TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
301 
302 // Initialize kmp_task_t->privates with default values (no init for simple types, default constructors for classes).
303 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds [[KMP_TASK_TMAIN_TY]], [[KMP_TASK_TMAIN_TY]]* [[RES_KMP_TASK]], i{{[0-9]+}} 0, i{{[0-9]+}} 2
304 
305 // Constructors for s_arr and var.
306 // a_arr;
307 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{[0-9]+}} 0, i{{[0-9]+}} 2
308 // CHECK: getelementptr inbounds [2 x [[S_INT_TY]]], [2 x [[S_INT_TY]]]* [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0
309 // CHECK: getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* %{{.+}}, i{{.+}} 2
310 // CHECK: call void [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* {{[^,]*}} [[S_ARR_CUR:%.+]])
311 // CHECK: getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* [[S_ARR_CUR]], i{{.+}} 1
312 // CHECK: icmp eq
313 // CHECK: br i1
314 
315 // var;
316 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3
317 // CHECK: call void [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]* {{[^,]*}} [[PRIVATE_VAR_REF:%.+]])
318 
319 // Provide pointer to destructor function, which will destroy private variables at the end of the task.
320 // CHECK: [[DESTRUCTORS_REF:%.+]] = getelementptr inbounds [[KMP_TASK_T_TY]], [[KMP_TASK_T_TY]]* [[TASK]], i{{.+}} 0, i{{.+}} 3
321 // CHECK: [[DESTRUCTORS_PTR:%.+]] = bitcast %union{{.+}}* [[DESTRUCTORS_REF]] to i32 (i32, i8*)**
322 // CHECK: store i32 (i32, i8*)* bitcast (i32 (i32, [[KMP_TASK_TMAIN_TY]]*)* [[DESTRUCTORS:@.+]] to i32 (i32, i8*)*), i32 (i32, i8*)** [[DESTRUCTORS_PTR]],
323 
324 // Start task.
325 // CHECK: call void @__kmpc_taskloop([[LOC]], i32 [[GTID]], i8* [[RES]], i32 1, i64* %{{.+}}, i64* %{{.+}}, i64 %{{.+}}, i32 1, i32 0, i64 0, i8* bitcast (void ([[KMP_TASK_TMAIN_TY]]*, [[KMP_TASK_TMAIN_TY]]*, i32)* [[TMAIN_DUP:@.+]] to i8*))
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 
336 // CHECK: define internal void [[PRIVATES_MAP_FN:@.+]]([[PRIVATES_TMAIN_TY]]* noalias %0, i32** noalias %1, [2 x i32]** noalias %2, [2 x [[S_INT_TY]]]** noalias %3, [[S_INT_TY]]** noalias %4)
337 // CHECK: [[PRIVATES:%.+]] = load [[PRIVATES_TMAIN_TY]]*, [[PRIVATES_TMAIN_TY]]**
338 // CHECK: [[PRIV_T_VAR:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i32 0, i32 0
339 // CHECK: [[ARG1:%.+]] = load i32**, i32*** %{{.+}},
340 // CHECK: store i32* [[PRIV_T_VAR]], i32** [[ARG1]],
341 // CHECK: [[PRIV_VEC:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i32 0, i32 1
342 // CHECK: [[ARG2:%.+]] = load [2 x i32]**, [2 x i32]*** %{{.+}},
343 // CHECK: store [2 x i32]* [[PRIV_VEC]], [2 x i32]** [[ARG2]],
344 // CHECK: [[PRIV_S_VAR:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i32 0, i32 2
345 // CHECK: [[ARG3:%.+]] = load [2 x [[S_INT_TY]]]**, [2 x [[S_INT_TY]]]*** %{{.+}},
346 // CHECK: store [2 x [[S_INT_TY]]]* [[PRIV_S_VAR]], [2 x [[S_INT_TY]]]** [[ARG3]],
347 // CHECK: [[PRIV_VAR:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i32 0, i32 3
348 // CHECK: [[ARG4:%.+]] = load [[S_INT_TY]]**, [[S_INT_TY]]*** {{.+}},
349 // CHECK: store [[S_INT_TY]]* [[PRIV_VAR]], [[S_INT_TY]]** [[ARG4]],
350 // CHECK: ret void
351 
352 // CHECK: define internal i32 [[TASK_ENTRY]](i32 %0, [[KMP_TASK_TMAIN_TY]]* noalias %1)
353 
354 // CHECK: alloca i32*,
355 // CHECK-DAG: [[PRIV_T_VAR_ADDR:%.+]] = alloca i32*,
356 // CHECK-DAG: [[PRIV_VEC_ADDR:%.+]] = alloca [2 x i32]*,
357 // CHECK-DAG: [[PRIV_S_ARR_ADDR:%.+]] = alloca [2 x [[S_INT_TY]]]*,
358 // CHECK-DAG: [[PRIV_VAR_ADDR:%.+]] = alloca [[S_INT_TY]]*,
359 // 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:%.+]],
360 // CHECK: [[MAP_FN:%.+]] = load void (i8*, ...)*, void (i8*, ...)** [[MAP_FN_ADDR]],
361 // 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]])
362 // CHECK: [[PRIV_T_VAR:%.+]] = load i32*, i32** [[PRIV_T_VAR_ADDR]],
363 // CHECK: [[PRIV_VEC:%.+]] = load [2 x i32]*, [2 x i32]** [[PRIV_VEC_ADDR]],
364 // CHECK: [[PRIV_S_ARR:%.+]] = load [2 x [[S_INT_TY]]]*, [2 x [[S_INT_TY]]]** [[PRIV_S_ARR_ADDR]],
365 // CHECK: [[PRIV_VAR:%.+]] = load [[S_INT_TY]]*, [[S_INT_TY]]** [[PRIV_VAR_ADDR]],
366 
367 // Privates actually are used.
368 // CHECK-DAG: [[PRIV_VAR]]
369 // CHECK-DAG: [[PRIV_T_VAR]]
370 // CHECK-DAG: [[PRIV_S_ARR]]
371 // CHECK-DAG: [[PRIV_VEC]]
372 
373 // CHECK: ret
374 
375 // CHECK: define internal void [[TMAIN_DUP]]([[KMP_TASK_TMAIN_TY]]* %0, [[KMP_TASK_TMAIN_TY]]* %1, i32 %2)
376 // CHECK: getelementptr inbounds [[KMP_TASK_TMAIN_TY]], [[KMP_TASK_TMAIN_TY]]* %{{.+}}, i32 0, i32 2
377 // CHECK: getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* %{{.+}}, i32 0, i32 2
378 // CHECK: getelementptr inbounds [2 x [[S_INT_TY]]], [2 x [[S_INT_TY]]]* %{{.+}}, i32 0, i32 0
379 // CHECK: getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* %{{.+}}, i64 2
380 // CHECK: br label %
381 
382 // CHECK: phi [[S_INT_TY]]*
383 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]*
384 // CHECK: getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* %{{.+}}, i64 1
385 // CHECK: icmp eq [[S_INT_TY]]* %
386 // CHECK: br i1 %
387 
388 // CHECK: getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* %{{.+}}, i32 0, i32 3
389 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR]]([[S_INT_TY]]*
390 // CHECK: ret void
391 
392 // CHECK: define internal i32 [[DESTRUCTORS]](i32 %0, [[KMP_TASK_TMAIN_TY]]* noalias %1)
393 // CHECK: [[PRIVATES:%.+]] = getelementptr inbounds [[KMP_TASK_TMAIN_TY]], [[KMP_TASK_TMAIN_TY]]* [[RES_KMP_TASK:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 2
394 // CHECK: [[PRIVATE_S_ARR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 2
395 // CHECK: [[PRIVATE_VAR_REF:%.+]] = getelementptr inbounds [[PRIVATES_TMAIN_TY]], [[PRIVATES_TMAIN_TY]]* [[PRIVATES]], i{{.+}} 0, i{{.+}} 3
396 // CHECK: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* {{[^,]*}} [[PRIVATE_VAR_REF]])
397 // CHECK: getelementptr inbounds [2 x [[S_INT_TY]]], [2 x [[S_INT_TY]]]* [[PRIVATE_S_ARR_REF]], i{{.+}} 0, i{{.+}} 0
398 // CHECK: getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* %{{.+}}, i{{.+}} 2
399 // CHECK: [[PRIVATE_S_ARR_ELEM_REF:%.+]] = getelementptr inbounds [[S_INT_TY]], [[S_INT_TY]]* %{{.+}}, i{{.+}} -1
400 // CHECK: call void [[S_INT_TY_DESTR]]([[S_INT_TY]]* {{[^,]*}} [[PRIVATE_S_ARR_ELEM_REF]])
401 // CHECK: icmp eq
402 // CHECK: br i1
403 // CHECK: ret i32
404 
405 #endif
406 #else
407 // ARRAY-LABEL: array_func
408 struct St {
409   int a, b;
StSt410   St() : a(0), b(0) {}
operator =St411   St &operator=(const St &) { return *this; };
~StSt412   ~St() {}
413 };
414 
array_func(int n,float a[n],St s[2])415 void array_func(int n, float a[n], St s[2]) {
416 // ARRAY: call i8* @__kmpc_omp_task_alloc(
417 // ARRAY: call void @__kmpc_taskloop(
418 // ARRAY: store float** %{{.+}}, float*** %{{.+}},
419 // ARRAY: store %struct.St** %{{.+}}, %struct.St*** %{{.+}},
420 #pragma omp taskloop private(a, s)
421   for (int i = 0; i < 10; ++i)
422     ;
423 }
424 #endif
425 
426