xref: /llvm-project/clang/test/OpenMP/parallel_firstprivate_codegen.cpp (revision b1f9501242ced15bad9d98b4b729dcb2f5dc925b)
1 // RUN: %clang_cc1 -verify -fopenmp -x c++ -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck %s
2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple %itanium_abi_triple -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fopenmp -x c++ -triple %itanium_abi_triple -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
4 // RUN: %clang_cc1 -verify -fopenmp -x c++ -std=c++11 -DLAMBDA -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck -check-prefix=LAMBDA %s
5 // RUN: %clang_cc1 -verify -fopenmp -x c++ -fblocks -DBLOCKS -triple %itanium_abi_triple -emit-llvm %s -o - | FileCheck -check-prefix=BLOCKS %s
6 // 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 #ifndef ARRAY
9 #ifndef HEADER
10 #define HEADER
11 
12 struct St {
13   int a, b;
14   St() : a(0), b(0) {}
15   St(const St &st) : a(st.a + st.b), b(0) {}
16   ~St() {}
17 };
18 
19 volatile int g __attribute__((aligned(128))) = 1212;
20 
21 struct SS {
22   int a;
23   int b : 4;
24   int &c;
25   int e[4];
26   SS(int &d) : a(0), b(0), c(d) {
27 #pragma omp parallel firstprivate(a, b, c, e)
28 #ifdef LAMBDA
29     [&]() {
30       ++this->a, --b, (this)->c /= 1;
31 #pragma omp parallel firstprivate(a, b, c)
32       ++(this)->a, --b, this->c /= 1;
33     }();
34 #elif defined(BLOCKS)
35     ^{
36       ++a;
37       --this->b;
38       (this)->c /= 1;
39 #pragma omp parallel firstprivate(a, b, c)
40       ++(this)->a, --b, this->c /= 1;
41     }();
42 #else
43     ++this->a, --b, c /= 1, e[2] = 1111;
44 #endif
45   }
46 };
47 
48 template<typename T>
49 struct SST {
50   T a;
51   SST() : a(T()) {
52 #pragma omp parallel firstprivate(a)
53 #ifdef LAMBDA
54     [&]() {
55       [&]() {
56         ++this->a;
57 #pragma omp parallel firstprivate(a)
58         ++(this)->a;
59       }();
60     }();
61 #elif defined(BLOCKS)
62     ^{
63       ^{
64         ++a;
65 #pragma omp parallel firstprivate(a)
66         ++(this)->a;
67       }();
68     }();
69 #else
70     ++(this)->a;
71 #endif
72   }
73 };
74 
75 template <class T>
76 struct S {
77   T f;
78   S(T a) : f(a + g) {}
79   S() : f(g) {}
80   S(const S &s, St t = St()) : f(s.f + t.a) {}
81   operator T() { return T(); }
82   ~S() {}
83 };
84 
85 // CHECK: [[SS_TY:%.+]] = type { i{{[0-9]+}}, i8
86 // LAMBDA: [[SS_TY:%.+]] = type { i{{[0-9]+}}, i8
87 // BLOCKS: [[SS_TY:%.+]] = type { i{{[0-9]+}}, i8
88 // CHECK-DAG: [[S_FLOAT_TY:%.+]] = type { float }
89 // CHECK-DAG: [[S_INT_TY:%.+]] = type { i{{[0-9]+}} }
90 // CHECK-DAG: [[ST_TY:%.+]] = type { i{{[0-9]+}}, i{{[0-9]+}} }
91 
92 template <typename T>
93 T tmain() {
94   S<T> test;
95   SST<T> sst;
96   T t_var __attribute__((aligned(128))) = T();
97   T vec[] __attribute__((aligned(128))) = {1, 2};
98   S<T> s_arr[] __attribute__((aligned(128))) = {1, 2};
99   S<T> var __attribute__((aligned(128))) (3);
100 #pragma omp parallel firstprivate(t_var, vec, s_arr, var)
101   {
102     vec[0] = t_var;
103     s_arr[0] = var;
104   }
105 #pragma omp parallel firstprivate(t_var)
106   {}
107   return T();
108 }
109 
110 int main() {
111   static int sivar;
112   SS ss(sivar);
113 #ifdef LAMBDA
114   // LAMBDA: [[G:@.+]] = global i{{[0-9]+}} 1212,
115   // LAMBDA-LABEL: @main
116   // LAMBDA: alloca [[SS_TY]],
117   // LAMBDA: alloca [[CAP_TY:%.+]],
118   // LAMBDA: call{{.*}} void [[OUTER_LAMBDA:@[^(]+]]([[CAP_TY]]*
119   [&]() {
120   // LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]](
121   // LAMBDA: call {{.*}}void {{.+}} @__kmpc_fork_call({{.+}}, i32 2, {{.+}}* [[OMP_REGION:@.+]] to {{.+}}, i32* [[G]], {{.+}})
122 #pragma omp parallel firstprivate(g, sivar)
123   {
124     // LAMBDA: define {{.+}} @{{.+}}([[SS_TY]]*
125     // LAMBDA: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 0
126     // LAMBDA: store i{{[0-9]+}} 0, i{{[0-9]+}}* %
127     // LAMBDA: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 1
128     // LAMBDA: store i8
129     // LAMBDA: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 2
130     // LAMBDA: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 0
131     // LAMBDA: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 1
132     // LAMBDA: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 2
133     // LAMBDA: call void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 5, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*, [[SS_TY]]*, i32, i32, i32, [4 x i{{[0-9]+}}]*)* [[SS_MICROTASK:@.+]] to void
134     // LAMBDA: ret
135 
136     // LAMBDA: define internal void [[SS_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}}, [[SS_TY]]* %{{.+}}, i32 {{.+}}, i32 {{.+}}, i32 {{.+}}, [4 x i{{[0-9]+}}]* {{.+}})
137     // LAMBDA-NOT: getelementptr {{.*}}[[SS_TY]], [[SS_TY]]* %
138     // LAMBDA: call{{.*}} void
139     // LAMBDA: ret void
140 
141     // LAMBDA: define internal void @{{.+}}(i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}}, [[SS_TY]]* %{{.+}}, i32 {{.+}}, i32 {{.+}}, i32 {{.+}})
142     // LAMBDA: [[A_PRIV:%.+]] = alloca i{{[0-9]+}},
143     // LAMBDA: [[B_PRIV:%.+]] = alloca i{{[0-9]+}},
144     // LAMBDA: [[C_PRIV:%.+]] = alloca i{{[0-9]+}},
145     // LAMBDA: store i{{[0-9]+}}* [[A_PRIV]], i{{[0-9]+}}** [[REFA:%.+]],
146     // LAMBDA: store i{{[0-9]+}}* [[C_PRIV]], i{{[0-9]+}}** [[REFC:%.+]],
147     // LAMBDA-NEXT: [[A_PRIV:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[REFA]],
148     // LAMBDA-NEXT: [[A_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[A_PRIV]],
149     // LAMBDA-NEXT: [[INC:%.+]] = add nsw i{{[0-9]+}} [[A_VAL]], 1
150     // LAMBDA-NEXT: store i{{[0-9]+}} [[INC]], i{{[0-9]+}}* [[A_PRIV]],
151     // LAMBDA-NEXT: [[B_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[B_PRIV]],
152     // LAMBDA-NEXT: [[DEC:%.+]] = add nsw i{{[0-9]+}} [[B_VAL]], -1
153     // LAMBDA-NEXT: store i{{[0-9]+}} [[DEC]], i{{[0-9]+}}* [[B_PRIV]],
154     // LAMBDA-NEXT: [[C_PRIV:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[REFC]],
155     // LAMBDA-NEXT: [[C_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[C_PRIV]],
156     // LAMBDA-NEXT: [[DIV:%.+]] = sdiv i{{[0-9]+}} [[C_VAL]], 1
157     // LAMBDA-NEXT: store i{{[0-9]+}} [[DIV]], i{{[0-9]+}}* [[C_PRIV]],
158     // LAMBDA-NEXT: ret void
159 
160     // LAMBDA: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}}, i32* dereferenceable(4) %{{.+}}, i32 {{.*}}%{{.+}})
161     // LAMBDA: [[SIVAR_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
162     // LAMBDA: [[G_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}}, align 128
163     // LAMBDA: [[G_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[G_REF_ADDR:%.+]]
164     // LAMBDA: [[G_VAL:%.+]] = load volatile i{{[0-9]+}}, i{{[0-9]+}}* [[G_REF]], align 128
165     // LAMBDA: store i{{[0-9]+}} [[G_VAL]], i{{[0-9]+}}* [[G_PRIVATE_ADDR]], align 128
166     // LAMBDA-NOT: call {{.*}}void @__kmpc_barrier(
167     g = 1;
168     sivar = 2;
169     // LAMBDA: store i{{[0-9]+}} 1, i{{[0-9]+}}* [[G_PRIVATE_ADDR]],
170     // LAMBDA: store i{{[0-9]+}} 2, i{{[0-9]+}}* [[SIVAR_PRIVATE_ADDR]],
171     // LAMBDA: [[G_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
172     // LAMBDA: store i{{[0-9]+}}* [[G_PRIVATE_ADDR]], i{{[0-9]+}}** [[G_PRIVATE_ADDR_REF]]
173     // LAMBDA: [[SIVAR_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
174     // LAMBDA: store i{{[0-9]+}}* [[SIVAR_PRIVATE_ADDR]], i{{[0-9]+}}** [[SIVAR_PRIVATE_ADDR_REF]]
175     // LAMBDA: call{{.*}} void [[INNER_LAMBDA:@.+]](%{{.+}}* [[ARG]])
176     [&]() {
177       // LAMBDA: define {{.+}} void [[INNER_LAMBDA]](%{{.+}}* [[ARG_PTR:%.+]])
178       // LAMBDA: store %{{.+}}* [[ARG_PTR]], %{{.+}}** [[ARG_PTR_REF:%.+]],
179       g = 2;
180       sivar = 4;
181       // LAMBDA: [[ARG_PTR:%.+]] = load %{{.+}}*, %{{.+}}** [[ARG_PTR_REF]]
182       // LAMBDA: [[G_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
183       // LAMBDA: [[G_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[G_PTR_REF]]
184       // LAMBDA: [[SIVAR_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 1
185       // LAMBDA: [[SIVAR_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[SIVAR_PTR_REF]]
186       // LAMBDA: store i{{[0-9]+}} 4, i{{[0-9]+}}* [[SIVAR_REF]]
187     }();
188   }
189   }();
190   return 0;
191 #elif defined(BLOCKS)
192   // BLOCKS: [[G:@.+]] = global i{{[0-9]+}} 1212,
193   // BLOCKS-LABEL: @main
194   // BLOCKS: call
195   // BLOCKS: call {{.*}}void {{%.+}}(i8
196   ^{
197   // BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(i8*
198   // BLOCKS: call {{.*}}void {{.+}} @__kmpc_fork_call({{.+}}, i32 2, {{.+}}* [[OMP_REGION:@.+]] to {{.+}}, i32* [[G]], {{.+}})
199 #pragma omp parallel firstprivate(g, sivar)
200   {
201     // BLOCKS: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}}, i32* dereferenceable(4) %{{.+}}, i32 {{.*}}%{{.+}})
202     // BLOCKS: [[SIVAR_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}},
203     // BLOCKS: [[G_PRIVATE_ADDR:%.+]] = alloca i{{[0-9]+}}, align 128
204     // BLOCKS: [[G_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[G_REF_ADDR:%.+]]
205     // BLOCKS: [[G_VAL:%.+]] = load volatile i{{[0-9]+}}, i{{[0-9]+}}* [[G_REF]], align 128
206     // BLOCKS: store i{{[0-9]+}} [[G_VAL]], i{{[0-9]+}}* [[G_PRIVATE_ADDR]], align 128
207     // BLOCKS-NOT: call {{.*}}void @__kmpc_barrier(
208     g = 1;
209     sivar = 2;
210     // BLOCKS: store i{{[0-9]+}} 1, i{{[0-9]+}}* [[G_PRIVATE_ADDR]],
211     // BLOCKS: store i{{[0-9]+}} 2, i{{[0-9]+}}* [[SIVAR_PRIVATE_ADDR]],
212     // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
213     // BLOCKS: i{{[0-9]+}}* [[G_PRIVATE_ADDR]]
214     // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
215     // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
216     // BLOCKS: i{{[0-9]+}}* [[SIVAR_PRIVATE_ADDR]]
217     // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
218     // BLOCKS: call {{.*}}void {{%.+}}(i8
219     ^{
220       // BLOCKS: define {{.+}} void {{@.+}}(i8*
221       g = 2;
222       sivar = 4;
223       // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
224       // BLOCKS: store i{{[0-9]+}} 2, i{{[0-9]+}}*
225       // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
226       // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
227       // BLOCKS: store i{{[0-9]+}} 4, i{{[0-9]+}}*
228       // BLOCKS-NOT: [[SIVAR]]{{[[^:word:]]}}
229       // BLOCKS: ret
230     }();
231   }
232   }();
233   return 0;
234 // BLOCKS: define {{.+}} @{{.+}}([[SS_TY]]*
235 // BLOCKS: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 0
236 // BLOCKS: store i{{[0-9]+}} 0, i{{[0-9]+}}* %
237 // BLOCKS: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 1
238 // BLOCKS: store i8
239 // BLOCKS: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 2
240 // BLOCKS: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 0
241 // BLOCKS: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 1
242 // BLOCKS: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 2
243 // BLOCKS: call void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 5, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*, [[SS_TY]]*, i32, i32, i32, [4 x i{{[0-9]+}}]*)* [[SS_MICROTASK:@.+]] to void
244 // BLOCKS: ret
245 
246 // BLOCKS: define internal void [[SS_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}}, [[SS_TY]]* %{{.+}}, i32 {{.+}}, i32 {{.+}}, i32 {{.+}}, [4 x i{{[0-9]+}}]* {{.+}})
247 // BLOCKS-NOT: getelementptr {{.*}}[[SS_TY]], [[SS_TY]]* %
248 // BLOCKS: call{{.*}} void
249 // BLOCKS: ret void
250 
251 // BLOCKS: define internal void @{{.+}}(i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}}, [[SS_TY]]* %{{.+}}, i32 {{.+}}, i32 {{.+}}, i32 {{.+}})
252 // BLOCKS: [[A_PRIV:%.+]] = alloca i{{[0-9]+}},
253 // BLOCKS: [[B_PRIV:%.+]] = alloca i{{[0-9]+}},
254 // BLOCKS: [[C_PRIV:%.+]] = alloca i{{[0-9]+}},
255 // BLOCKS: store i{{[0-9]+}}* [[A_PRIV]], i{{[0-9]+}}** [[REFA:%.+]],
256 // BLOCKS: store i{{[0-9]+}}* [[C_PRIV]], i{{[0-9]+}}** [[REFC:%.+]],
257 // BLOCKS-NEXT: [[A_PRIV:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[REFA]],
258 // BLOCKS-NEXT: [[A_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[A_PRIV]],
259 // BLOCKS-NEXT: [[INC:%.+]] = add nsw i{{[0-9]+}} [[A_VAL]], 1
260 // BLOCKS-NEXT: store i{{[0-9]+}} [[INC]], i{{[0-9]+}}* [[A_PRIV]],
261 // BLOCKS-NEXT: [[B_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[B_PRIV]],
262 // BLOCKS-NEXT: [[DEC:%.+]] = add nsw i{{[0-9]+}} [[B_VAL]], -1
263 // BLOCKS-NEXT: store i{{[0-9]+}} [[DEC]], i{{[0-9]+}}* [[B_PRIV]],
264 // BLOCKS-NEXT: [[C_PRIV:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[REFC]],
265 // BLOCKS-NEXT: [[C_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[C_PRIV]],
266 // BLOCKS-NEXT: [[DIV:%.+]] = sdiv i{{[0-9]+}} [[C_VAL]], 1
267 // BLOCKS-NEXT: store i{{[0-9]+}} [[DIV]], i{{[0-9]+}}* [[C_PRIV]],
268 // BLOCKS-NEXT: ret void
269 #else
270   S<float> test;
271   int t_var = 0;
272   int vec[] = {1, 2};
273   S<float> s_arr[] = {1, 2};
274   S<float> var(3);
275 #pragma omp parallel firstprivate(t_var, vec, s_arr, var, sivar)
276   {
277     vec[0] = t_var;
278     s_arr[0] = var;
279     sivar = 2;
280   }
281 #pragma omp parallel firstprivate(t_var)
282   {}
283   return tmain<int>();
284 #endif
285 }
286 
287 // CHECK: define {{.*}}i{{[0-9]+}} @main()
288 // CHECK: [[TEST:%.+]] = alloca [[S_FLOAT_TY]],
289 // CHECK: call {{.*}} [[S_FLOAT_TY_DEF_CONSTR:@.+]]([[S_FLOAT_TY]]* [[TEST]])
290 // CHECK: call {{.*}}void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 5, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*, [2 x i32]*, i32, [2 x [[S_FLOAT_TY]]]*, [[S_FLOAT_TY]]*, i{{[0-9]+}})* [[MAIN_MICROTASK:@.+]] to void
291 // CHECK: = call {{.*}}i{{.+}} [[TMAIN_INT:@.+]]()
292 // CHECK: call {{.*}} [[S_FLOAT_TY_DESTR:@.+]]([[S_FLOAT_TY]]*
293 // CHECK: ret
294 //
295 // CHECK: define internal {{.*}}void [[MAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}}, [2 x i32]* dereferenceable(8) %{{.+}}, i32 {{.*}}%{{.+}}, [2 x [[S_FLOAT_TY]]]* dereferenceable(8) %{{.+}}, [[S_FLOAT_TY]]* dereferenceable(4) %{{.+}}, i32 {{.*}}[[SIVAR:%.+]])
296 // CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
297 // CHECK: [[SIVAR7_PRIV:%.+]] = alloca i{{[0-9]+}},
298 // CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}],
299 // CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_FLOAT_TY]]],
300 // CHECK: [[VAR_PRIV:%.+]] = alloca [[S_FLOAT_TY]],
301 // CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_ADDR:%.+]],
302 
303 // CHECK: [[VEC_REF:%.+]] = load [2 x i{{[0-9]+}}]*, [2 x i{{[0-9]+}}]** %
304 // CHECK-NOT: load i{{[0-9]+}}*, i{{[0-9]+}}** %
305 // CHECK: [[S_ARR_REF:%.+]] = load [2 x [[S_FLOAT_TY]]]*, [2 x [[S_FLOAT_TY]]]** %
306 // CHECK: [[VAR_REF:%.+]] = load [[S_FLOAT_TY]]*, [[S_FLOAT_TY]]** %
307 // CHECK-NOT: load i{{[0-9]+}}*, i{{[0-9]+}}** %
308 // CHECK: [[VEC_DEST:%.+]] = bitcast [2 x i{{[0-9]+}}]* [[VEC_PRIV]] to i8*
309 // CHECK: [[VEC_SRC:%.+]] = bitcast [2 x i{{[0-9]+}}]* [[VEC_REF]] to i8*
310 // CHECK: call void @llvm.memcpy.{{.+}}(i8* [[VEC_DEST]], i8* [[VEC_SRC]],
311 // CHECK: [[S_ARR_PRIV_BEGIN:%.+]] = getelementptr inbounds [2 x [[S_FLOAT_TY]]], [2 x [[S_FLOAT_TY]]]* [[S_ARR_PRIV]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
312 // CHECK: [[S_ARR_BEGIN:%.+]] = bitcast [2 x [[S_FLOAT_TY]]]* [[S_ARR_REF]] to [[S_FLOAT_TY]]*
313 // CHECK: [[S_ARR_PRIV_END:%.+]] = getelementptr [[S_FLOAT_TY]], [[S_FLOAT_TY]]* [[S_ARR_PRIV_BEGIN]], i{{[0-9]+}} 2
314 // CHECK: [[IS_EMPTY:%.+]] = icmp eq [[S_FLOAT_TY]]* [[S_ARR_PRIV_BEGIN]], [[S_ARR_PRIV_END]]
315 // CHECK: br i1 [[IS_EMPTY]], label %[[S_ARR_BODY_DONE:.+]], label %[[S_ARR_BODY:.+]]
316 // CHECK: [[S_ARR_BODY]]
317 // CHECK: call {{.*}} [[ST_TY_DEFAULT_CONSTR:@.+]]([[ST_TY]]* [[ST_TY_TEMP:%.+]])
318 // CHECK: call {{.*}} [[S_FLOAT_TY_COPY_CONSTR:@.+]]([[S_FLOAT_TY]]* {{.+}}, [[S_FLOAT_TY]]* {{.+}}, [[ST_TY]]* [[ST_TY_TEMP]])
319 // CHECK: call {{.*}} [[ST_TY_DESTR:@.+]]([[ST_TY]]* [[ST_TY_TEMP]])
320 // CHECK: br i1 {{.+}}, label %{{.+}}, label %[[S_ARR_BODY]]
321 // CHECK: call {{.*}} [[ST_TY_DEFAULT_CONSTR]]([[ST_TY]]* [[ST_TY_TEMP:%.+]])
322 // CHECK: call {{.*}} [[S_FLOAT_TY_COPY_CONSTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]], [[S_FLOAT_TY]]* {{.*}} [[VAR_REF]], [[ST_TY]]* [[ST_TY_TEMP]])
323 // CHECK: call {{.*}} [[ST_TY_DESTR]]([[ST_TY]]* [[ST_TY_TEMP]])
324 
325 // CHECK: store i{{[0-9]+}} 2, i{{[0-9]+}}* [[SIVAR7_PRIV]],
326 
327 // CHECK-DAG: call {{.*}} [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
328 // CHECK-DAG: call {{.*}} [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]*
329 // CHECK: ret void
330 // CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]()
331 // CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]],
332 // CHECK: call {{.*}} [[S_INT_TY_DEF_CONSTR:@.+]]([[S_INT_TY]]* [[TEST]])
333 // CHECK: call {{.*}}void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 4, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*, [2 x i32]*, i32*, [2 x [[S_INT_TY]]]*, [[S_INT_TY]]*)* [[TMAIN_MICROTASK:@.+]] to void
334 // CHECK: call {{.*}} [[S_INT_TY_DESTR:@.+]]([[S_INT_TY]]*
335 // CHECK: ret
336 //
337 // CHECK: define {{.+}} @{{.+}}([[SS_TY]]*
338 // CHECK: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 0
339 // CHECK: store i{{[0-9]+}} 0, i{{[0-9]+}}* %
340 // CHECK: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 1
341 // CHECK: store i8
342 // CHECK: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 2
343 // CHECK: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 0
344 // CHECK: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 1
345 // CHECK: getelementptr inbounds [[SS_TY]], [[SS_TY]]* %{{.+}}, i32 0, i32 2
346 // CHECK: call void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 5, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*, [[SS_TY]]*, i32, i32, i32, [4 x i32]*)* [[SS_MICROTASK:@.+]] to void
347 // CHECK: ret
348 
349 // CHECK: define internal void [[SS_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}}, [[SS_TY]]* %{{.+}}, i32 {{.+}}, i32 {{.+}}, i32 {{.+}}, [4 x i{{[0-9]+}}]* {{.+}})
350 // CHECK: [[A_PRIV:%.+]] = alloca i{{[0-9]+}},
351 // CHECK: [[B_PRIV:%.+]] = alloca i{{[0-9]+}},
352 // CHECK: [[C_PRIV:%.+]] = alloca i{{[0-9]+}},
353 // CHECK: [[E_PRIV:%.+]] = alloca [4 x i{{[0-9]+}}],
354 // CHECK: store i{{[0-9]+}} {{.+}}, i{{[0-9]+}}* [[A_PRIV]]
355 // CHECK: store i{{[0-9]+}} {{.+}}, i{{[0-9]+}}* [[B_PRIV]]
356 // CHECK: store i{{[0-9]+}} {{.+}}, i{{[0-9]+}}* [[C_PRIV]]
357 // CHECK: store i{{[0-9]+}}* [[A_PRIV]], i{{[0-9]+}}** [[REFA:%.+]],
358 // CHECK: store i{{[0-9]+}}* [[C_PRIV]], i{{[0-9]+}}** [[REFC:%.+]],
359 // CHECK: bitcast [4 x i{{[0-9]+}}]* [[E_PRIV]] to i8*
360 // CHECK: bitcast [4 x i{{[0-9]+}}]* %{{.+}} to i8*
361 // CHECK: call void @llvm.memcpy
362 // CHECK: store [4 x i{{[0-9]+}}]* [[E_PRIV]], [4 x i{{[0-9]+}}]** [[REFE:%.+]],
363 // CHECK-NEXT: [[A_PRIV:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[REFA]],
364 // CHECK-NEXT: [[A_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[A_PRIV]],
365 // CHECK-NEXT: [[INC:%.+]] = add nsw i{{[0-9]+}} [[A_VAL]], 1
366 // CHECK-NEXT: store i{{[0-9]+}} [[INC]], i{{[0-9]+}}* [[A_PRIV]],
367 // CHECK-NEXT: [[B_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[B_PRIV]],
368 // CHECK-NEXT: [[DEC:%.+]] = add nsw i{{[0-9]+}} [[B_VAL]], -1
369 // CHECK-NEXT: store i{{[0-9]+}} [[DEC]], i{{[0-9]+}}* [[B_PRIV]],
370 // CHECK-NEXT: [[C_PRIV:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[REFC]],
371 // CHECK-NEXT: [[C_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[C_PRIV]],
372 // CHECK-NEXT: [[DIV:%.+]] = sdiv i{{[0-9]+}} [[C_VAL]], 1
373 // CHECK-NEXT: store i{{[0-9]+}} [[DIV]], i{{[0-9]+}}* [[C_PRIV]],
374 // CHECK-NEXT: [[E_PRIV:%.+]] = load [4 x i{{[0-9]+}}]*, [4 x i{{[0-9]+}}]** [[REFE]],
375 // CHECK-NEXT: [[E_PRIV_2:%.+]] = getelementptr inbounds [4 x i{{[0-9]+}}], [4 x i{{[0-9]+}}]* [[E_PRIV]], i{{[0-9]+}} 0, i{{[0-9]+}} 2
376 // CHECK-NEXT: store i32 1111, i32* [[E_PRIV_2]],
377 // CHECK-NEXT: ret void
378 
379 // CHECK: define internal {{.*}}void [[TMAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}}, [2 x i32]* dereferenceable(8) %{{.+}}, i32* dereferenceable(4) %{{.+}}, [2 x [[S_INT_TY]]]* dereferenceable(8) %{{.+}}, [[S_INT_TY]]* dereferenceable(4) %{{.+}})
380 // CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}}, align 128
381 // CHECK: [[VEC_PRIV:%.+]] = alloca [2 x i{{[0-9]+}}], align 128
382 // CHECK: [[S_ARR_PRIV:%.+]] = alloca [2 x [[S_INT_TY]]], align 128
383 // CHECK: [[VAR_PRIV:%.+]] = alloca [[S_INT_TY]], align 128
384 // CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_ADDR:%.+]],
385 
386 // CHECK: [[VEC_REF:%.+]] = load [2 x i{{[0-9]+}}]*, [2 x i{{[0-9]+}}]** %
387 // CHECK: [[T_VAR_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** %
388 // CHECK: [[S_ARR_REF:%.+]] = load [2 x [[S_INT_TY]]]*, [2 x [[S_INT_TY]]]** %
389 // CHECK: [[VAR_REF:%.+]] = load [[S_INT_TY]]*, [[S_INT_TY]]** %
390 
391 // CHECK: [[T_VAR_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR_REF]], align 128
392 // CHECK: store i{{[0-9]+}} [[T_VAR_VAL]], i{{[0-9]+}}* [[T_VAR_PRIV]], align 128
393 // CHECK: [[VEC_DEST:%.+]] = bitcast [2 x i{{[0-9]+}}]* [[VEC_PRIV]] to i8*
394 // CHECK: [[VEC_SRC:%.+]] = bitcast [2 x i{{[0-9]+}}]* [[VEC_REF]] to i8*
395 // CHECK: call void @llvm.memcpy.{{.+}}(i8* [[VEC_DEST]], i8* [[VEC_SRC]], i{{[0-9]+}} {{[0-9]+}}, i{{[0-9]+}} 128,
396 // CHECK: [[S_ARR_PRIV_BEGIN:%.+]] = getelementptr inbounds [2 x [[S_INT_TY]]], [2 x [[S_INT_TY]]]* [[S_ARR_PRIV]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
397 // CHECK: [[S_ARR_BEGIN:%.+]] = bitcast [2 x [[S_INT_TY]]]* [[S_ARR_REF]] to [[S_INT_TY]]*
398 // CHECK: [[S_ARR_PRIV_END:%.+]] = getelementptr [[S_INT_TY]], [[S_INT_TY]]* [[S_ARR_PRIV_BEGIN]], i{{[0-9]+}} 2
399 // CHECK: [[IS_EMPTY:%.+]] = icmp eq [[S_INT_TY]]* [[S_ARR_PRIV_BEGIN]], [[S_ARR_PRIV_END]]
400 // CHECK: br i1 [[IS_EMPTY]], label %[[S_ARR_BODY_DONE:.+]], label %[[S_ARR_BODY:.+]]
401 // CHECK: [[S_ARR_BODY]]
402 // CHECK: call {{.*}} [[ST_TY_DEFAULT_CONSTR]]([[ST_TY]]* [[ST_TY_TEMP:%.+]])
403 // CHECK: call {{.*}} [[S_INT_TY_COPY_CONSTR:@.+]]([[S_INT_TY]]* {{.+}}, [[S_INT_TY]]* {{.+}}, [[ST_TY]]* [[ST_TY_TEMP]])
404 // CHECK: call {{.*}} [[ST_TY_DESTR]]([[ST_TY]]* [[ST_TY_TEMP]])
405 // CHECK: br i1 {{.+}}, label %{{.+}}, label %[[S_ARR_BODY]]
406 // CHECK: call {{.*}} [[ST_TY_DEFAULT_CONSTR]]([[ST_TY]]* [[ST_TY_TEMP:%.+]])
407 // CHECK: call {{.*}} [[S_INT_TY_COPY_CONSTR]]([[S_INT_TY]]* [[VAR_PRIV]], [[S_INT_TY]]* {{.*}} [[VAR_REF]], [[ST_TY]]* [[ST_TY_TEMP]])
408 // CHECK: call {{.*}} [[ST_TY_DESTR]]([[ST_TY]]* [[ST_TY_TEMP]])
409 // CHECK-NOT: call {{.*}}void @__kmpc_barrier(
410 // CHECK-DAG: call {{.*}} [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[VAR_PRIV]])
411 // CHECK-DAG: call {{.*}} [[S_INT_TY_DESTR]]([[S_INT_TY]]*
412 // CHECK: ret void
413 
414 #endif
415 #else
416 struct St {
417   int a, b;
418   St() : a(0), b(0) {}
419   St(const St &) { }
420   ~St() {}
421   void St_func(St s[2], int n, long double vla1[n]) {
422     double vla2[n][n] __attribute__((aligned(128)));
423     a = b;
424 #pragma omp parallel firstprivate(s, vla1, vla2)
425     vla1[b] = vla2[1][n - 1] = a = b;
426   }
427 };
428 
429 // ARRAY-LABEL: array_func
430 void array_func(float a[3], St s[2], int n, long double vla1[n]) {
431   double vla2[n][n] __attribute__((aligned(128)));
432 // ARRAY: @__kmpc_fork_call(
433 // ARRAY-DAG: [[PRIV_S:%.+]] = alloca %struct.St*,
434 // ARRAY-DAG: [[PRIV_VLA1:%.+]] = alloca x86_fp80*,
435 // ARRAY-DAG: [[PRIV_A:%.+]] = alloca float*,
436 // ARRAY-DAG: [[PRIV_VLA2:%.+]] = alloca double*,
437 // ARRAY-DAG: store %struct.St* %{{.+}}, %struct.St** [[PRIV_S]],
438 // ARRAY-DAG: store x86_fp80* %{{.+}}, x86_fp80** [[PRIV_VLA1]],
439 // ARRAY-DAG: store float* %{{.+}}, float** [[PRIV_A]],
440 // ARRAY-DAG: store double* %{{.+}}, double** [[PRIV_VLA2]],
441 // ARRAY: call i8* @llvm.stacksave()
442 // ARRAY: [[SIZE:%.+]] = mul nuw i64 %{{.+}}, 8
443 // ARRAY: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %{{.+}}, i8* %{{.+}}, i64 [[SIZE]], i32 128, i1 false)
444 #pragma omp parallel firstprivate(a, s, vla1, vla2)
445   s[0].St_func(s, n, vla1);
446   ;
447 }
448 
449 // ARRAY-LABEL: St_func
450 // ARRAY: @__kmpc_fork_call(
451 // ARRAY-DAG: [[PRIV_VLA1:%.+]] = alloca x86_fp80*,
452 // ARRAY-DAG: [[PRIV_S:%.+]] = alloca %struct.St*,
453 // ARRAY-DAG: [[PRIV_VLA2:%.+]] = alloca double*,
454 // ARRAY-DAG: store %struct.St* %{{.+}}, %struct.St** [[PRIV_S]],
455 // ARRAY-DAG: store x86_fp80* %{{.+}}, x86_fp80** [[PRIV_VLA1]],
456 // ARRAY-DAG: store double* %{{.+}}, double** [[PRIV_VLA2]],
457 // ARRAY: call i8* @llvm.stacksave()
458 // ARRAY: [[SIZE:%.+]] = mul nuw i64 %{{.+}}, 8
459 // ARRAY: call void @llvm.memcpy.p0i8.p0i8.i64(i8* %{{.+}}, i8* %{{.+}}, i64 [[SIZE]], i32 128, i1 false)
460 #endif
461 
462 
463