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 // expected-no-diagnostics
7 // REQUIRES: x86-registered-target
8 #ifndef HEADER
9 #define HEADER
10 
11 volatile double g, g_orig;
12 volatile double &g1 = g_orig;
13 
14 template <class T>
15 struct S {
16   T f;
17   S(T a) : f(a + g) {}
18   S() : f(g) {}
19   operator T() { return T(); }
20   S &operator&(const S &) { return *this; }
21   ~S() {}
22 };
23 
24 // CHECK-DAG: [[S_FLOAT_TY:%.+]] = type { float }
25 // CHECK-DAG: [[S_INT_TY:%.+]] = type { i{{[0-9]+}} }
26 // CHECK-DAG: [[ATOMIC_REDUCE_BARRIER_LOC:@.+]] = private unnamed_addr constant %{{.+}} { i32 0, i32 18, i32 0, i32 0, i8*
27 // CHECK-DAG: [[IMPLICIT_BARRIER_LOC:@.+]] = private unnamed_addr constant %{{.+}} { i32 0, i32 66, i32 0, i32 0, i8*
28 // CHECK-DAG: [[REDUCTION_LOC:@.+]] = private unnamed_addr constant %{{.+}} { i32 0, i32 18, i32 0, i32 0, i8*
29 // CHECK-DAG: [[REDUCTION_LOCK:@.+]] = common global [8 x i32] zeroinitializer
30 
31 template <typename T>
32 T tmain() {
33   T t;
34   S<T> test;
35   T t_var = T(), t_var1;
36   T vec[] = {1, 2};
37   S<T> s_arr[] = {1, 2};
38   S<T> &var = test;
39   S<T> var1;
40 #pragma omp parallel
41 #pragma omp for reduction(+:t_var) reduction(&:var) reduction(&& : var1) reduction(min: t_var1) nowait
42   for (int i = 0; i < 2; ++i) {
43     vec[i] = t_var;
44     s_arr[i] = var;
45   }
46 #pragma omp parallel
47 #pragma omp for reduction(&& : t_var)
48   for (int i = 0; i < 2; ++i) {
49     vec[i] = t_var;
50     s_arr[i] = var;
51   }
52   return T();
53 }
54 
55 int main() {
56 #ifdef LAMBDA
57   // LAMBDA: [[G:@.+]] = global double
58   // LAMBDA-LABEL: @main
59   // LAMBDA: call void [[OUTER_LAMBDA:@.+]](
60   [&]() {
61   // LAMBDA: define{{.*}} internal{{.*}} void [[OUTER_LAMBDA]](
62   // LAMBDA: call void {{.+}} @__kmpc_fork_call({{.+}}, i32 0, {{.+}}* [[OMP_REGION:@.+]] to {{.+}})
63 #pragma omp parallel
64 #pragma omp for reduction(+:g, g1)
65     for (int i = 0; i < 2; ++i) {
66     // LAMBDA: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}})
67     // LAMBDA: [[G_PRIVATE_ADDR:%.+]] = alloca double,
68 
69     // Reduction list for runtime.
70     // LAMBDA: [[RED_LIST:%.+]] = alloca [2 x i8*],
71 
72     // LAMBDA: store double 0.0{{.+}}, double* [[G_PRIVATE_ADDR]]
73     // LAMBDA: call void @__kmpc_for_static_init_4(
74     g = 1;
75     g1 = 1;
76     // LAMBDA: store double 1.0{{.+}}, double* [[G_PRIVATE_ADDR]],
77     // LAMBDA: [[G_PRIVATE_ADDR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG:%.+]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
78     // LAMBDA: store double* [[G_PRIVATE_ADDR]], double** [[G_PRIVATE_ADDR_REF]]
79     // LAMBDA: call void [[INNER_LAMBDA:@.+]](%{{.+}}* [[ARG]])
80     // LAMBDA: call void @__kmpc_for_static_fini(
81 
82     // LAMBDA: [[G_PRIV_REF:%.+]] = getelementptr inbounds [2 x i8*], [2 x i8*]* [[RED_LIST]], i64 0, i64 0
83     // LAMBDA: [[BITCAST:%.+]] = bitcast double* [[G_PRIVATE_ADDR]] to i8*
84     // LAMBDA: store i8* [[BITCAST]], i8** [[G_PRIV_REF]],
85     // LAMBDA: call i32 @__kmpc_reduce(
86     // LAMBDA: switch i32 %{{.+}}, label %[[REDUCTION_DONE:.+]] [
87     // LAMBDA: i32 1, label %[[CASE1:.+]]
88     // LAMBDA: i32 2, label %[[CASE2:.+]]
89     // LAMBDA: [[CASE1]]
90     // LAMBDA: [[G_VAL:%.+]] = load double, double* [[G]]
91     // LAMBDA: [[G_PRIV_VAL:%.+]] = load double, double* [[G_PRIVATE_ADDR]]
92     // LAMBDA: [[ADD:%.+]] = fadd double [[G_VAL]], [[G_PRIV_VAL]]
93     // LAMBDA: store double [[ADD]], double* [[G]]
94     // LAMBDA: call void @__kmpc_end_reduce(
95     // LAMBDA: br label %[[REDUCTION_DONE]]
96     // LAMBDA: [[CASE2]]
97     // LAMBDA: [[G_PRIV_VAL:%.+]] = load double, double* [[G_PRIVATE_ADDR]]
98     // LAMBDA: fadd double
99     // LAMBDA: cmpxchg i64*
100     // LAMBDA: call void @__kmpc_end_reduce(
101     // LAMBDA: br label %[[REDUCTION_DONE]]
102     // LAMBDA: [[REDUCTION_DONE]]
103     // LAMBDA: ret void
104     [&]() {
105       // LAMBDA: define {{.+}} void [[INNER_LAMBDA]](%{{.+}}* [[ARG_PTR:%.+]])
106       // LAMBDA: store %{{.+}}* [[ARG_PTR]], %{{.+}}** [[ARG_PTR_REF:%.+]],
107       g = 2;
108       g1 = 2;
109       // LAMBDA: [[ARG_PTR:%.+]] = load %{{.+}}*, %{{.+}}** [[ARG_PTR_REF]]
110       // LAMBDA: [[G_PTR_REF:%.+]] = getelementptr inbounds %{{.+}}, %{{.+}}* [[ARG_PTR]], i{{[0-9]+}} 0, i{{[0-9]+}} 0
111       // LAMBDA: [[G_REF:%.+]] = load double*, double** [[G_PTR_REF]]
112       // LAMBDA: store double 2.0{{.+}}, double* [[G_REF]]
113     }();
114   }
115   }();
116   return 0;
117 #elif defined(BLOCKS)
118   // BLOCKS: [[G:@.+]] = global double
119   // BLOCKS-LABEL: @main
120   // BLOCKS: call void {{%.+}}(i8
121   ^{
122   // BLOCKS: define{{.*}} internal{{.*}} void {{.+}}(i8*
123   // BLOCKS: call void {{.+}} @__kmpc_fork_call({{.+}}, i32 0, {{.+}}* [[OMP_REGION:@.+]] to {{.+}})
124 #pragma omp parallel
125 #pragma omp for reduction(-:g, g1)
126     for (int i = 0; i < 2; ++i)  {
127     // BLOCKS: define{{.*}} internal{{.*}} void [[OMP_REGION]](i32* noalias %{{.+}}, i32* noalias %{{.+}})
128     // BLOCKS: [[G_PRIVATE_ADDR:%.+]] = alloca double,
129 
130     // Reduction list for runtime.
131     // BLOCKS: [[RED_LIST:%.+]] = alloca [2 x i8*],
132 
133     // BLOCKS: store double 0.0{{.+}}, double* [[G_PRIVATE_ADDR]]
134     g = 1;
135     g1 = 1;
136     // BLOCKS: call void @__kmpc_for_static_init_4(
137     // BLOCKS: store double 1.0{{.+}}, double* [[G_PRIVATE_ADDR]],
138     // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
139     // BLOCKS: double* [[G_PRIVATE_ADDR]]
140     // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
141     // BLOCKS: call void {{%.+}}(i8
142     // BLOCKS: call void @__kmpc_for_static_fini(
143 
144     // BLOCKS: [[G_PRIV_REF:%.+]] = getelementptr inbounds [2 x i8*], [2 x i8*]* [[RED_LIST]], i64 0, i64 0
145     // BLOCKS: [[BITCAST:%.+]] = bitcast double* [[G_PRIVATE_ADDR]] to i8*
146     // BLOCKS: store i8* [[BITCAST]], i8** [[G_PRIV_REF]],
147     // BLOCKS: call i32 @__kmpc_reduce(
148     // BLOCKS: switch i32 %{{.+}}, label %[[REDUCTION_DONE:.+]] [
149     // BLOCKS: i32 1, label %[[CASE1:.+]]
150     // BLOCKS: i32 2, label %[[CASE2:.+]]
151     // BLOCKS: [[CASE1]]
152     // BLOCKS: [[G_VAL:%.+]] = load double, double* [[G]]
153     // BLOCKS: [[G_PRIV_VAL:%.+]] = load double, double* [[G_PRIVATE_ADDR]]
154     // BLOCKS: [[ADD:%.+]] = fadd double [[G_VAL]], [[G_PRIV_VAL]]
155     // BLOCKS: store double [[ADD]], double* [[G]]
156     // BLOCKS: call void @__kmpc_end_reduce(
157     // BLOCKS: br label %[[REDUCTION_DONE]]
158     // BLOCKS: [[CASE2]]
159     // BLOCKS: [[G_PRIV_VAL:%.+]] = load double, double* [[G_PRIVATE_ADDR]]
160     // BLOCKS: fadd double
161     // BLOCKS: cmpxchg i64*
162     // BLOCKS: call void @__kmpc_end_reduce(
163     // BLOCKS: br label %[[REDUCTION_DONE]]
164     // BLOCKS: [[REDUCTION_DONE]]
165     // BLOCKS: ret void
166     ^{
167       // BLOCKS: define {{.+}} void {{@.+}}(i8*
168       g = 2;
169       g1 = 2;
170       // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
171       // BLOCKS: store double 2.0{{.+}}, double*
172       // BLOCKS-NOT: [[G]]{{[[^:word:]]}}
173       // BLOCKS: ret
174     }();
175   }
176   }();
177   return 0;
178 #else
179   S<float> test;
180   float t_var = 0, t_var1;
181   int vec[] = {1, 2};
182   S<float> s_arr[] = {1, 2};
183   S<float> &var = test;
184   S<float> var1;
185 #pragma omp parallel
186 #pragma omp for reduction(+:t_var) reduction(&:var) reduction(&& : var1) reduction(min: t_var1)
187   for (int i = 0; i < 2; ++i) {
188     vec[i] = t_var;
189     s_arr[i] = var;
190   }
191   return tmain<int>();
192 #endif
193 }
194 
195 // CHECK: define {{.*}}i{{[0-9]+}} @main()
196 // CHECK: [[TEST:%.+]] = alloca [[S_FLOAT_TY]],
197 // CHECK: call {{.*}} [[S_FLOAT_TY_CONSTR:@.+]]([[S_FLOAT_TY]]* [[TEST]])
198 // CHECK: call void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 6, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*, float*, [[S_FLOAT_TY]]*, [[S_FLOAT_TY]]*, float*, [2 x i32]*, [2 x [[S_FLOAT_TY]]]*)* [[MAIN_MICROTASK:@.+]] to void
199 // CHECK: = call {{.*}}i{{.+}} [[TMAIN_INT:@.+]]()
200 // CHECK: call {{.*}} [[S_FLOAT_TY_DESTR:@.+]]([[S_FLOAT_TY]]*
201 // CHECK: ret
202 //
203 // CHECK: define internal void [[MAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}}, float* dereferenceable(4) %{{.+}}, [[S_FLOAT_TY]]* dereferenceable(4) %{{.+}}, [[S_FLOAT_TY]]* dereferenceable(4) %{{.+}}, float* dereferenceable(4) %{{.+}}, [2 x i32]* dereferenceable(8) %vec, [2 x [[S_FLOAT_TY]]]* dereferenceable(8) %{{.+}})
204 // CHECK: [[T_VAR_PRIV:%.+]] = alloca float,
205 // CHECK: [[VAR_PRIV:%.+]] = alloca [[S_FLOAT_TY]],
206 // CHECK: [[VAR1_PRIV:%.+]] = alloca [[S_FLOAT_TY]],
207 // CHECK: [[T_VAR1_PRIV:%.+]] = alloca float,
208 
209 // Reduction list for runtime.
210 // CHECK: [[RED_LIST:%.+]] = alloca [4 x i8*],
211 
212 // CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_ADDR:%.+]],
213 
214 // CHECK: [[T_VAR_REF:%.+]] = load float*, float** %
215 // CHECK: [[VAR1_REF:%.+]] = load [[S_FLOAT_TY]]*, [[S_FLOAT_TY]]** %
216 // CHECK: [[T_VAR1_REF:%.+]] = load float*, float** %
217 
218 // For + reduction operation initial value of private variable is 0.
219 // CHECK: store float 0.0{{.+}}, float* [[T_VAR_PRIV]],
220 
221 // For & reduction operation initial value of private variable is ones in all bits.
222 // CHECK: [[VAR_REF:%.+]] = load [[S_FLOAT_TY]]*, [[S_FLOAT_TY]]** %
223 // CHECK: call {{.*}} [[S_FLOAT_TY_CONSTR:@.+]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
224 
225 // For && reduction operation initial value of private variable is 1.0.
226 // CHECK: call {{.*}} [[S_FLOAT_TY_CONSTR:@.+]]([[S_FLOAT_TY]]* [[VAR1_PRIV]])
227 
228 // For min reduction operation initial value of private variable is largest repesentable value.
229 // CHECK: store float 0x47EFFFFFE0000000, float* [[T_VAR1_PRIV]],
230 
231 
232 // CHECK: [[GTID_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[GTID_ADDR_ADDR]]
233 // CHECK: [[GTID:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[GTID_REF]]
234 // CHECK: call void @__kmpc_for_static_init_4(
235 // Skip checks for internal operations.
236 // CHECK: call void @__kmpc_for_static_fini(
237 
238 // void *RedList[<n>] = {<ReductionVars>[0], ..., <ReductionVars>[<n>-1]};
239 
240 // CHECK: [[T_VAR_PRIV_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST]], i64 0, i64 0
241 // CHECK: [[BITCAST:%.+]] = bitcast float* [[T_VAR_PRIV]] to i8*
242 // CHECK: store i8* [[BITCAST]], i8** [[T_VAR_PRIV_REF]],
243 // CHECK: [[VAR_PRIV_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST]], i64 0, i64 1
244 // CHECK: [[BITCAST:%.+]] = bitcast [[S_FLOAT_TY]]* [[VAR_PRIV]] to i8*
245 // CHECK: store i8* [[BITCAST]], i8** [[VAR_PRIV_REF]],
246 // CHECK: [[VAR1_PRIV_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST]], i64 0, i64 2
247 // CHECK: [[BITCAST:%.+]] = bitcast [[S_FLOAT_TY]]* [[VAR1_PRIV]] to i8*
248 // CHECK: store i8* [[BITCAST]], i8** [[VAR1_PRIV_REF]],
249 // CHECK: [[T_VAR1_PRIV_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST]], i64 0, i64 3
250 // CHECK: [[BITCAST:%.+]] = bitcast float* [[T_VAR1_PRIV]] to i8*
251 // CHECK: store i8* [[BITCAST]], i8** [[T_VAR1_PRIV_REF]],
252 
253 // res = __kmpc_reduce(<loc>, <gtid>, <n>, sizeof(RedList), RedList, reduce_func, &<lock>);
254 
255 // CHECK: [[BITCAST:%.+]] = bitcast [4 x i8*]* [[RED_LIST]] to i8*
256 // CHECK: [[RES:%.+]] = call i32 @__kmpc_reduce(%{{.+}}* [[REDUCTION_LOC]], i32 [[GTID]], i32 4, i64 32, i8* [[BITCAST]], void (i8*, i8*)* [[REDUCTION_FUNC:@.+]], [8 x i32]* [[REDUCTION_LOCK]])
257 
258 // switch(res)
259 // CHECK: switch i32 [[RES]], label %[[RED_DONE:.+]] [
260 // CHECK: i32 1, label %[[CASE1:.+]]
261 // CHECK: i32 2, label %[[CASE2:.+]]
262 // CHECK: ]
263 
264 // case 1:
265 // t_var += t_var_reduction;
266 // CHECK: [[T_VAR_VAL:%.+]] = load float, float* [[T_VAR_REF]],
267 // CHECK: [[T_VAR_PRIV_VAL:%.+]] = load float, float* [[T_VAR_PRIV]],
268 // CHECK: [[UP:%.+]] = fadd float [[T_VAR_VAL]], [[T_VAR_PRIV_VAL]]
269 // CHECK: store float [[UP]], float* [[T_VAR_REF]],
270 
271 // var = var.operator &(var_reduction);
272 // CHECK: [[UP:%.+]] = call dereferenceable(4) [[S_FLOAT_TY]]* @{{.+}}([[S_FLOAT_TY]]* [[VAR_REF]], [[S_FLOAT_TY]]* dereferenceable(4) [[VAR_PRIV]])
273 // CHECK: [[BC1:%.+]] = bitcast [[S_FLOAT_TY]]* [[VAR_REF]] to i8*
274 // CHECK: [[BC2:%.+]] = bitcast [[S_FLOAT_TY]]* [[UP]] to i8*
275 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[BC1]], i8* [[BC2]], i64 4, i32 4, i1 false)
276 
277 // var1 = var1.operator &&(var1_reduction);
278 // CHECK: [[TO_FLOAT:%.+]] = call float @{{.+}}([[S_FLOAT_TY]]* [[VAR1_REF]])
279 // CHECK: [[VAR1_BOOL:%.+]] = fcmp une float [[TO_FLOAT]], 0.0
280 // CHECK: br i1 [[VAR1_BOOL]], label %[[TRUE:.+]], label %[[END2:.+]]
281 // CHECK: [[TRUE]]
282 // CHECK: [[TO_FLOAT:%.+]] = call float @{{.+}}([[S_FLOAT_TY]]* [[VAR1_PRIV]])
283 // CHECK: [[VAR1_REDUCTION_BOOL:%.+]] = fcmp une float [[TO_FLOAT]], 0.0
284 // CHECK: br label %[[END2]]
285 // CHECK: [[END2]]
286 // CHECK: [[COND_LVALUE:%.+]] = phi i1 [ false, %{{.+}} ], [ [[VAR1_REDUCTION_BOOL]], %[[TRUE]] ]
287 // CHECK: [[CONV:%.+]] = uitofp i1 [[COND_LVALUE]] to float
288 // CHECK:  call void @{{.+}}([[S_FLOAT_TY]]* [[COND_LVALUE:%.+]], float [[CONV]])
289 // CHECK: [[BC1:%.+]] = bitcast [[S_FLOAT_TY]]* [[VAR1_REF]] to i8*
290 // CHECK: [[BC2:%.+]] = bitcast [[S_FLOAT_TY]]* [[COND_LVALUE]] to i8*
291 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[BC1]], i8* [[BC2]], i64 4, i32 4, i1 false)
292 
293 // t_var1 = min(t_var1, t_var1_reduction);
294 // CHECK: [[T_VAR1_VAL:%.+]] = load float, float* [[T_VAR1_REF]],
295 // CHECK: [[T_VAR1_PRIV_VAL:%.+]] = load float, float* [[T_VAR1_PRIV]],
296 // CHECK: [[CMP:%.+]] = fcmp olt float [[T_VAR1_VAL]], [[T_VAR1_PRIV_VAL]]
297 // CHECK: br i1 [[CMP]]
298 // CHECK: [[UP:%.+]] = phi float
299 // CHECK: store float [[UP]], float* [[T_VAR1_REF]],
300 
301 // __kmpc_end_reduce(<loc>, <gtid>, &<lock>);
302 // CHECK: call void @__kmpc_end_reduce(%{{.+}}* [[REDUCTION_LOC]], i32 [[GTID]], [8 x i32]* [[REDUCTION_LOCK]])
303 
304 // break;
305 // CHECK: br label %[[RED_DONE]]
306 
307 // case 2:
308 // t_var += t_var_reduction;
309 // CHECK: load float, float* [[T_VAR_PRIV]]
310 // CHECK: [[T_VAR_REF_INT:%.+]] = bitcast float* [[T_VAR_REF]] to i32*
311 // CHECK: [[OLD1:%.+]] = load atomic i32, i32* [[T_VAR_REF_INT]] monotonic,
312 // CHECK: br label %[[CONT:.+]]
313 // CHECK: [[CONT]]
314 // CHECK: [[ORIG_OLD_INT:%.+]] = phi i32 [ [[OLD1]], %{{.+}} ], [ [[OLD2:%.+]], %[[CONT]] ]
315 // CHECK: fadd float
316 // CHECK: [[UP_INT:%.+]] = load i32, i32*
317 // CHECK: [[T_VAR_REF_INT:%.+]] = bitcast float* [[T_VAR_REF]] to i32*
318 // CHECK: [[RES:%.+]] = cmpxchg i32* [[T_VAR_REF_INT]], i32 [[ORIG_OLD_INT]], i32 [[UP_INT]] monotonic monotonic
319 // CHECK: [[OLD2:%.+]] = extractvalue { i32, i1 } [[RES]], 0
320 // CHECK: [[SUCCESS_FAIL:%.+]] = extractvalue { i32, i1 } [[RES]], 1
321 // CHECK: br i1 [[SUCCESS_FAIL]], label %[[ATOMIC_DONE:.+]], label %[[CONT]]
322 // CHECK: [[ATOMIC_DONE]]
323 
324 // var = var.operator &(var_reduction);
325 // CHECK: call void @__kmpc_critical(
326 // CHECK: [[UP:%.+]] = call dereferenceable(4) [[S_FLOAT_TY]]* @{{.+}}([[S_FLOAT_TY]]* [[VAR_REF]], [[S_FLOAT_TY]]* dereferenceable(4) [[VAR_PRIV]])
327 // CHECK: [[BC1:%.+]] = bitcast [[S_FLOAT_TY]]* [[VAR_REF]] to i8*
328 // CHECK: [[BC2:%.+]] = bitcast [[S_FLOAT_TY]]* [[UP]] to i8*
329 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[BC1]], i8* [[BC2]], i64 4, i32 4, i1 false)
330 // CHECK: call void @__kmpc_end_critical(
331 
332 // var1 = var1.operator &&(var1_reduction);
333 // CHECK: call void @__kmpc_critical(
334 // CHECK: [[TO_FLOAT:%.+]] = call float @{{.+}}([[S_FLOAT_TY]]* [[VAR1_REF]])
335 // CHECK: [[VAR1_BOOL:%.+]] = fcmp une float [[TO_FLOAT]], 0.0
336 // CHECK: br i1 [[VAR1_BOOL]], label %[[TRUE:.+]], label %[[END2:.+]]
337 // CHECK: [[TRUE]]
338 // CHECK: [[TO_FLOAT:%.+]] = call float @{{.+}}([[S_FLOAT_TY]]* [[VAR1_PRIV]])
339 // CHECK: [[VAR1_REDUCTION_BOOL:%.+]] = fcmp une float [[TO_FLOAT]], 0.0
340 // CHECK: br label %[[END2]]
341 // CHECK: [[END2]]
342 // CHECK: [[COND_LVALUE:%.+]] = phi i1 [ false, %{{.+}} ], [ [[VAR1_REDUCTION_BOOL]], %[[TRUE]] ]
343 // CHECK: [[CONV:%.+]] = uitofp i1 [[COND_LVALUE]] to float
344 // CHECK:  call void @{{.+}}([[S_FLOAT_TY]]* [[COND_LVALUE:%.+]], float [[CONV]])
345 // CHECK: [[BC1:%.+]] = bitcast [[S_FLOAT_TY]]* [[VAR1_REF]] to i8*
346 // CHECK: [[BC2:%.+]] = bitcast [[S_FLOAT_TY]]* [[COND_LVALUE]] to i8*
347 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[BC1]], i8* [[BC2]], i64 4, i32 4, i1 false)
348 // CHECK: call void @__kmpc_end_critical(
349 
350 // t_var1 = min(t_var1, t_var1_reduction);
351 // CHECK: load float, float* [[T_VAR1_PRIV]]
352 // CHECK: [[T_VAR1_REF_INT:%.+]] = bitcast float* [[T_VAR1_REF]] to i32*
353 // CHECK: [[OLD1:%.+]] = load atomic i32, i32* [[T_VAR1_REF_INT]] monotonic,
354 // CHECK: br label %[[CONT:.+]]
355 // CHECK: [[CONT]]
356 // CHECK: [[ORIG_OLD_INT:%.+]] = phi i32 [ [[OLD1]], %{{.+}} ], [ [[OLD2:%.+]], %{{.+}} ]
357 // CHECK: [[CMP:%.+]] = fcmp olt float
358 // CHECK: br i1 [[CMP]]
359 // CHECK: phi float
360 // CHECK: [[UP_INT:%.+]] = load i32
361 // CHECK: [[T_VAR1_REF_INT:%.+]] = bitcast float* [[T_VAR1_REF]] to i32*
362 // CHECK: [[RES:%.+]] = cmpxchg i32* [[T_VAR1_REF_INT]], i32 [[ORIG_OLD_INT]], i32 [[UP_INT]] monotonic monotonic
363 // CHECK: [[OLD2:%.+]] = extractvalue { i32, i1 } [[RES]], 0
364 // CHECK: [[SUCCESS_FAIL:%.+]] = extractvalue { i32, i1 } [[RES]], 1
365 // CHECK: br i1 [[SUCCESS_FAIL]], label %[[ATOMIC_DONE:.+]], label %[[CONT]]
366 // CHECK: [[ATOMIC_DONE]]
367 
368 // __kmpc_end_reduce(<loc>, <gtid>, &<lock>);
369 // CHECK: call void @__kmpc_end_reduce(%{{.+}}* [[REDUCTION_LOC]], i32 [[GTID]], [8 x i32]* [[REDUCTION_LOCK]])
370 
371 // break;
372 // CHECK: br label %[[RED_DONE]]
373 // CHECK: [[RED_DONE]]
374 // CHECK-DAG: call {{.*}} [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]* [[VAR_PRIV]])
375 // CHECK-DAG: call {{.*}} [[S_FLOAT_TY_DESTR]]([[S_FLOAT_TY]]*
376 // CHECK: call void @__kmpc_barrier(%{{.+}}* [[IMPLICIT_BARRIER_LOC]], i{{[0-9]+}} [[GTID]])
377 // CHECK: call void @__kmpc_barrier(%{{.+}}* [[IMPLICIT_BARRIER_LOC]], i{{[0-9]+}} [[GTID]])
378 
379 // CHECK: ret void
380 
381 // void reduce_func(void *lhs[<n>], void *rhs[<n>]) {
382 //  *(Type0*)lhs[0] = ReductionOperation0(*(Type0*)lhs[0], *(Type0*)rhs[0]);
383 //  ...
384 //  *(Type<n>-1*)lhs[<n>-1] = ReductionOperation<n>-1(*(Type<n>-1*)lhs[<n>-1],
385 //  *(Type<n>-1*)rhs[<n>-1]);
386 // }
387 // CHECK: define internal void [[REDUCTION_FUNC]](i8*, i8*)
388 // t_var_lhs = (float*)lhs[0];
389 // CHECK: [[T_VAR_RHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_RHS:%.+]], i64 0, i64 0
390 // CHECK: [[T_VAR_RHS_VOID:%.+]] = load i8*, i8** [[T_VAR_RHS_REF]],
391 // CHECK: [[T_VAR_RHS:%.+]] = bitcast i8* [[T_VAR_RHS_VOID]] to float*
392 // t_var_rhs = (float*)rhs[0];
393 // CHECK: [[T_VAR_LHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_LHS:%.+]], i64 0, i64 0
394 // CHECK: [[T_VAR_LHS_VOID:%.+]] = load i8*, i8** [[T_VAR_LHS_REF]],
395 // CHECK: [[T_VAR_LHS:%.+]] = bitcast i8* [[T_VAR_LHS_VOID]] to float*
396 
397 // var_lhs = (S<float>*)lhs[1];
398 // CHECK: [[VAR_RHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_RHS]], i64 0, i64 1
399 // CHECK: [[VAR_RHS_VOID:%.+]] = load i8*, i8** [[VAR_RHS_REF]],
400 // CHECK: [[VAR_RHS:%.+]] = bitcast i8* [[VAR_RHS_VOID]] to [[S_FLOAT_TY]]*
401 // var_rhs = (S<float>*)rhs[1];
402 // CHECK: [[VAR_LHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_LHS]], i64 0, i64 1
403 // CHECK: [[VAR_LHS_VOID:%.+]] = load i8*, i8** [[VAR_LHS_REF]],
404 // CHECK: [[VAR_LHS:%.+]] = bitcast i8* [[VAR_LHS_VOID]] to [[S_FLOAT_TY]]*
405 
406 // var1_lhs = (S<float>*)lhs[2];
407 // CHECK: [[VAR1_RHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_RHS]], i64 0, i64 2
408 // CHECK: [[VAR1_RHS_VOID:%.+]] = load i8*, i8** [[VAR1_RHS_REF]],
409 // CHECK: [[VAR1_RHS:%.+]] = bitcast i8* [[VAR1_RHS_VOID]] to [[S_FLOAT_TY]]*
410 // var1_rhs = (S<float>*)rhs[2];
411 // CHECK: [[VAR1_LHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_LHS]], i64 0, i64 2
412 // CHECK: [[VAR1_LHS_VOID:%.+]] = load i8*, i8** [[VAR1_LHS_REF]],
413 // CHECK: [[VAR1_LHS:%.+]] = bitcast i8* [[VAR1_LHS_VOID]] to [[S_FLOAT_TY]]*
414 
415 // t_var1_lhs = (float*)lhs[3];
416 // CHECK: [[T_VAR1_RHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_RHS]], i64 0, i64 3
417 // CHECK: [[T_VAR1_RHS_VOID:%.+]] = load i8*, i8** [[T_VAR1_RHS_REF]],
418 // CHECK: [[T_VAR1_RHS:%.+]] = bitcast i8* [[T_VAR1_RHS_VOID]] to float*
419 // t_var1_rhs = (float*)rhs[3];
420 // CHECK: [[T_VAR1_LHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_LHS]], i64 0, i64 3
421 // CHECK: [[T_VAR1_LHS_VOID:%.+]] = load i8*, i8** [[T_VAR1_LHS_REF]],
422 // CHECK: [[T_VAR1_LHS:%.+]] = bitcast i8* [[T_VAR1_LHS_VOID]] to float*
423 
424 // t_var_lhs += t_var_rhs;
425 // CHECK: [[T_VAR_LHS_VAL:%.+]] = load float, float* [[T_VAR_LHS]],
426 // CHECK: [[T_VAR_RHS_VAL:%.+]] = load float, float* [[T_VAR_RHS]],
427 // CHECK: [[UP:%.+]] = fadd float [[T_VAR_LHS_VAL]], [[T_VAR_RHS_VAL]]
428 // CHECK: store float [[UP]], float* [[T_VAR_LHS]],
429 
430 // var_lhs = var_lhs.operator &(var_rhs);
431 // CHECK: [[UP:%.+]] = call dereferenceable(4) [[S_FLOAT_TY]]* @{{.+}}([[S_FLOAT_TY]]* [[VAR_LHS]], [[S_FLOAT_TY]]* dereferenceable(4) [[VAR_RHS]])
432 // CHECK: [[BC1:%.+]] = bitcast [[S_FLOAT_TY]]* [[VAR_LHS]] to i8*
433 // CHECK: [[BC2:%.+]] = bitcast [[S_FLOAT_TY]]* [[UP]] to i8*
434 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[BC1]], i8* [[BC2]], i64 4, i32 4, i1 false)
435 
436 // var1_lhs = var1_lhs.operator &&(var1_rhs);
437 // CHECK: [[TO_FLOAT:%.+]] = call float @{{.+}}([[S_FLOAT_TY]]* [[VAR1_LHS]])
438 // CHECK: [[VAR1_BOOL:%.+]] = fcmp une float [[TO_FLOAT]], 0.0
439 // CHECK: br i1 [[VAR1_BOOL]], label %[[TRUE:.+]], label %[[END2:.+]]
440 // CHECK: [[TRUE]]
441 // CHECK: [[TO_FLOAT:%.+]] = call float @{{.+}}([[S_FLOAT_TY]]* [[VAR1_RHS]])
442 // CHECK: [[VAR1_REDUCTION_BOOL:%.+]] = fcmp une float [[TO_FLOAT]], 0.0
443 // CHECK: br label %[[END2]]
444 // CHECK: [[END2]]
445 // CHECK: [[COND_LVALUE:%.+]] = phi i1 [ false, %{{.+}} ], [ [[VAR1_REDUCTION_BOOL]], %[[TRUE]] ]
446 // CHECK: [[CONV:%.+]] = uitofp i1 [[COND_LVALUE]] to float
447 // CHECK:  call void @{{.+}}([[S_FLOAT_TY]]* [[COND_LVALUE:%.+]], float [[CONV]])
448 // CHECK: [[BC1:%.+]] = bitcast [[S_FLOAT_TY]]* [[VAR1_LHS]] to i8*
449 // CHECK: [[BC2:%.+]] = bitcast [[S_FLOAT_TY]]* [[COND_LVALUE]] to i8*
450 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[BC1]], i8* [[BC2]], i64 4, i32 4, i1 false)
451 
452 // t_var1_lhs = min(t_var1_lhs, t_var1_rhs);
453 // CHECK: [[T_VAR1_LHS_VAL:%.+]] = load float, float* [[T_VAR1_LHS]],
454 // CHECK: [[T_VAR1_RHS_VAL:%.+]] = load float, float* [[T_VAR1_RHS]],
455 // CHECK: [[CMP:%.+]] = fcmp olt float [[T_VAR1_LHS_VAL]], [[T_VAR1_RHS_VAL]]
456 // CHECK: br i1 [[CMP]]
457 // CHECK: [[UP:%.+]] = phi float
458 // CHECK: store float [[UP]], float* [[T_VAR1_LHS]],
459 // CHECK: ret void
460 
461 // CHECK: define {{.*}} i{{[0-9]+}} [[TMAIN_INT]]()
462 // CHECK: [[TEST:%.+]] = alloca [[S_INT_TY]],
463 // CHECK: call {{.*}} [[S_INT_TY_CONSTR:@.+]]([[S_INT_TY]]* [[TEST]])
464 // CHECK: call void (%{{.+}}*, i{{[0-9]+}}, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)*, ...) @__kmpc_fork_call(%{{.+}}* @{{.+}}, i{{[0-9]+}} 6, void (i{{[0-9]+}}*, i{{[0-9]+}}*, ...)* bitcast (void (i{{[0-9]+}}*, i{{[0-9]+}}*, i32*, [[S_INT_TY]]*, [[S_INT_TY]]*, i32*, [2 x i32]*, [2 x [[S_INT_TY]]]*)* [[TMAIN_MICROTASK:@.+]] to void
465 // CHECK: call {{.*}} [[S_INT_TY_DESTR:@.+]]([[S_INT_TY]]*
466 // CHECK: ret
467 //
468 // CHECK: define internal void [[TMAIN_MICROTASK]](i{{[0-9]+}}* noalias [[GTID_ADDR:%.+]], i{{[0-9]+}}* noalias %{{.+}}, i32* dereferenceable(4) %{{.+}}, [[S_INT_TY]]* dereferenceable(4) %{{.+}}, [[S_INT_TY]]* dereferenceable(4) %{{.+}}, i32* dereferenceable(4) %{{.+}}, [2 x i32]* dereferenceable(8) %{{.+}}, [2 x [[S_INT_TY]]]* dereferenceable(8) %{{.+}})
469 // CHECK: alloca i{{[0-9]+}},
470 // CHECK: alloca i{{[0-9]+}},
471 // CHECK: alloca i{{[0-9]+}},
472 // CHECK: alloca i{{[0-9]+}},
473 // CHECK: alloca i{{[0-9]+}},
474 // CHECK: [[T_VAR_PRIV:%.+]] = alloca i{{[0-9]+}},
475 // CHECK: [[VAR_PRIV:%.+]] = alloca [[S_INT_TY]],
476 // CHECK: [[VAR1_PRIV:%.+]] = alloca [[S_INT_TY]],
477 // CHECK: [[T_VAR1_PRIV:%.+]] = alloca i{{[0-9]+}},
478 
479 // Reduction list for runtime.
480 // CHECK: [[RED_LIST:%.+]] = alloca [4 x i8*],
481 
482 // CHECK: store i{{[0-9]+}}* [[GTID_ADDR]], i{{[0-9]+}}** [[GTID_ADDR_ADDR:%.+]],
483 
484 // CHECK: [[T_VAR_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** %
485 // CHECK: [[VAR1_REF:%.+]] = load [[S_INT_TY]]*, [[S_INT_TY]]** %
486 // CHECK: [[T_VAR1_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** %
487 
488 // For + reduction operation initial value of private variable is 0.
489 // CHECK: store i{{[0-9]+}} 0, i{{[0-9]+}}* [[T_VAR_PRIV]],
490 
491 // For & reduction operation initial value of private variable is ones in all bits.
492 // CHECK: [[VAR_REF:%.+]] = load [[S_INT_TY]]*, [[S_INT_TY]]** %
493 // CHECK: call {{.*}} [[S_INT_TY_CONSTR:@.+]]([[S_INT_TY]]* [[VAR_PRIV]])
494 
495 // For && reduction operation initial value of private variable is 1.0.
496 // CHECK: call {{.*}} [[S_INT_TY_CONSTR:@.+]]([[S_INT_TY]]* [[VAR1_PRIV]])
497 
498 // For min reduction operation initial value of private variable is largest repesentable value.
499 // CHECK: store i{{[0-9]+}} 2147483647, i{{[0-9]+}}* [[T_VAR1_PRIV]],
500 
501 // CHECK: [[GTID_REF:%.+]] = load i{{[0-9]+}}*, i{{[0-9]+}}** [[GTID_ADDR_ADDR]]
502 // CHECK: [[GTID:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[GTID_REF]]
503 // CHECK: call void @__kmpc_for_static_init_4(
504 // Skip checks for internal operations.
505 // CHECK: call void @__kmpc_for_static_fini(
506 
507 // void *RedList[<n>] = {<ReductionVars>[0], ..., <ReductionVars>[<n>-1]};
508 
509 // CHECK: [[T_VAR_PRIV_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST]], i64 0, i64 0
510 // CHECK: [[BITCAST:%.+]] = bitcast i{{[0-9]+}}* [[T_VAR_PRIV]] to i8*
511 // CHECK: store i8* [[BITCAST]], i8** [[T_VAR_PRIV_REF]],
512 // CHECK: [[VAR_PRIV_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST]], i64 0, i64 1
513 // CHECK: [[BITCAST:%.+]] = bitcast [[S_INT_TY]]* [[VAR_PRIV]] to i8*
514 // CHECK: store i8* [[BITCAST]], i8** [[VAR_PRIV_REF]],
515 // CHECK: [[VAR1_PRIV_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST]], i64 0, i64 2
516 // CHECK: [[BITCAST:%.+]] = bitcast [[S_INT_TY]]* [[VAR1_PRIV]] to i8*
517 // CHECK: store i8* [[BITCAST]], i8** [[VAR1_PRIV_REF]],
518 // CHECK: [[T_VAR1_PRIV_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST]], i64 0, i64 3
519 // CHECK: [[BITCAST:%.+]] = bitcast i{{[0-9]+}}* [[T_VAR1_PRIV]] to i8*
520 // CHECK: store i8* [[BITCAST]], i8** [[T_VAR1_PRIV_REF]],
521 
522 // res = __kmpc_reduce_nowait(<loc>, <gtid>, <n>, sizeof(RedList), RedList, reduce_func, &<lock>);
523 
524 // CHECK: [[BITCAST:%.+]] = bitcast [4 x i8*]* [[RED_LIST]] to i8*
525 // CHECK: [[RES:%.+]] = call i32 @__kmpc_reduce_nowait(%{{.+}}* [[REDUCTION_LOC]], i32 [[GTID]], i32 4, i64 32, i8* [[BITCAST]], void (i8*, i8*)* [[REDUCTION_FUNC:@.+]], [8 x i32]* [[REDUCTION_LOCK]])
526 
527 // switch(res)
528 // CHECK: switch i32 [[RES]], label %[[RED_DONE:.+]] [
529 // CHECK: i32 1, label %[[CASE1:.+]]
530 // CHECK: i32 2, label %[[CASE2:.+]]
531 // CHECK: ]
532 
533 // case 1:
534 // t_var += t_var_reduction;
535 // CHECK: [[T_VAR_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR_REF]],
536 // CHECK: [[T_VAR_PRIV_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR_PRIV]],
537 // CHECK: [[UP:%.+]] = add nsw i{{[0-9]+}} [[T_VAR_VAL]], [[T_VAR_PRIV_VAL]]
538 // CHECK: store i{{[0-9]+}} [[UP]], i{{[0-9]+}}* [[T_VAR_REF]],
539 
540 // var = var.operator &(var_reduction);
541 // CHECK: [[UP:%.+]] = call dereferenceable(4) [[S_INT_TY]]* @{{.+}}([[S_INT_TY]]* [[VAR_REF]], [[S_INT_TY]]* dereferenceable(4) [[VAR_PRIV]])
542 // CHECK: [[BC1:%.+]] = bitcast [[S_INT_TY]]* [[VAR_REF]] to i8*
543 // CHECK: [[BC2:%.+]] = bitcast [[S_INT_TY]]* [[UP]] to i8*
544 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[BC1]], i8* [[BC2]], i64 4, i32 4, i1 false)
545 
546 // var1 = var1.operator &&(var1_reduction);
547 // CHECK: [[TO_INT:%.+]] = call i{{[0-9]+}} @{{.+}}([[S_INT_TY]]* [[VAR1_REF]])
548 // CHECK: [[VAR1_BOOL:%.+]] = icmp ne i{{[0-9]+}} [[TO_INT]], 0
549 // CHECK: br i1 [[VAR1_BOOL]], label %[[TRUE:.+]], label %[[END2:.+]]
550 // CHECK: [[TRUE]]
551 // CHECK: [[TO_INT:%.+]] = call i{{[0-9]+}} @{{.+}}([[S_INT_TY]]* [[VAR1_PRIV]])
552 // CHECK: [[VAR1_REDUCTION_BOOL:%.+]] = icmp ne i{{[0-9]+}} [[TO_INT]], 0
553 // CHECK: br label %[[END2]]
554 // CHECK: [[END2]]
555 // CHECK: [[COND_LVALUE:%.+]] = phi i1 [ false, %{{.+}} ], [ [[VAR1_REDUCTION_BOOL]], %[[TRUE]] ]
556 // CHECK: [[CONV:%.+]] = zext i1 [[COND_LVALUE]] to i32
557 // CHECK:  call void @{{.+}}([[S_INT_TY]]* [[COND_LVALUE:%.+]], i32 [[CONV]])
558 // CHECK: [[BC1:%.+]] = bitcast [[S_INT_TY]]* [[VAR1_REF]] to i8*
559 // CHECK: [[BC2:%.+]] = bitcast [[S_INT_TY]]* [[COND_LVALUE]] to i8*
560 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[BC1]], i8* [[BC2]], i64 4, i32 4, i1 false)
561 
562 // t_var1 = min(t_var1, t_var1_reduction);
563 // CHECK: [[T_VAR1_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR1_REF]],
564 // CHECK: [[T_VAR1_PRIV_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR1_PRIV]],
565 // CHECK: [[CMP:%.+]] = icmp slt i{{[0-9]+}} [[T_VAR1_VAL]], [[T_VAR1_PRIV_VAL]]
566 // CHECK: br i1 [[CMP]]
567 // CHECK: [[UP:%.+]] = phi i32
568 // CHECK: store i{{[0-9]+}} [[UP]], i{{[0-9]+}}* [[T_VAR1_REF]],
569 
570 // __kmpc_end_reduce_nowait(<loc>, <gtid>, &<lock>);
571 // CHECK: call void @__kmpc_end_reduce_nowait(%{{.+}}* [[REDUCTION_LOC]], i32 [[GTID]], [8 x i32]* [[REDUCTION_LOCK]])
572 
573 // break;
574 // CHECK: br label %[[RED_DONE]]
575 
576 // case 2:
577 // t_var += t_var_reduction;
578 // CHECK: [[T_VAR_PRIV_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR_PRIV]]
579 // CHECK: atomicrmw add i32* [[T_VAR_REF]], i32 [[T_VAR_PRIV_VAL]] monotonic
580 
581 // var = var.operator &(var_reduction);
582 // CHECK: call void @__kmpc_critical(
583 // CHECK: [[UP:%.+]] = call dereferenceable(4) [[S_INT_TY]]* @{{.+}}([[S_INT_TY]]* [[VAR_REF]], [[S_INT_TY]]* dereferenceable(4) [[VAR_PRIV]])
584 // CHECK: [[BC1:%.+]] = bitcast [[S_INT_TY]]* [[VAR_REF]] to i8*
585 // CHECK: [[BC2:%.+]] = bitcast [[S_INT_TY]]* [[UP]] to i8*
586 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[BC1]], i8* [[BC2]], i64 4, i32 4, i1 false)
587 // CHECK: call void @__kmpc_end_critical(
588 
589 // var1 = var1.operator &&(var1_reduction);
590 // CHECK: call void @__kmpc_critical(
591 // CHECK: [[TO_INT:%.+]] = call i{{[0-9]+}} @{{.+}}([[S_INT_TY]]* [[VAR1_REF]])
592 // CHECK: [[VAR1_BOOL:%.+]] = icmp ne i{{[0-9]+}} [[TO_INT]], 0
593 // CHECK: br i1 [[VAR1_BOOL]], label %[[TRUE:.+]], label %[[END2:.+]]
594 // CHECK: [[TRUE]]
595 // CHECK: [[TO_INT:%.+]] = call i{{[0-9]+}} @{{.+}}([[S_INT_TY]]* [[VAR1_PRIV]])
596 // CHECK: [[VAR1_REDUCTION_BOOL:%.+]] = icmp ne i{{[0-9]+}} [[TO_INT]], 0
597 // CHECK: br label %[[END2]]
598 // CHECK: [[END2]]
599 // CHECK: [[COND_LVALUE:%.+]] = phi i1 [ false, %{{.+}} ], [ [[VAR1_REDUCTION_BOOL]], %[[TRUE]] ]
600 // CHECK: [[CONV:%.+]] = zext i1 [[COND_LVALUE]] to i32
601 // CHECK:  call void @{{.+}}([[S_INT_TY]]* [[COND_LVALUE:%.+]], i32 [[CONV]])
602 // CHECK: [[BC1:%.+]] = bitcast [[S_INT_TY]]* [[VAR1_REF]] to i8*
603 // CHECK: [[BC2:%.+]] = bitcast [[S_INT_TY]]* [[COND_LVALUE]] to i8*
604 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[BC1]], i8* [[BC2]], i64 4, i32 4, i1 false)
605 // CHECK: call void @__kmpc_end_critical(
606 
607 // t_var1 = min(t_var1, t_var1_reduction);
608 // CHECK: [[T_VAR1_PRIV_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR1_PRIV]]
609 // CHECK: atomicrmw min i32* [[T_VAR1_REF]], i32 [[T_VAR1_PRIV_VAL]] monotonic
610 
611 // break;
612 // CHECK: br label %[[RED_DONE]]
613 // CHECK: [[RED_DONE]]
614 // CHECK-DAG: call {{.*}} [[S_INT_TY_DESTR]]([[S_INT_TY]]* [[VAR_PRIV]])
615 // CHECK-DAG: call {{.*}} [[S_INT_TY_DESTR]]([[S_INT_TY]]*
616 // CHECK: call void @__kmpc_barrier(%{{.+}}* [[IMPLICIT_BARRIER_LOC]], i{{[0-9]+}} [[GTID]])
617 // CHECK: ret void
618 
619 // void reduce_func(void *lhs[<n>], void *rhs[<n>]) {
620 //  *(Type0*)lhs[0] = ReductionOperation0(*(Type0*)lhs[0], *(Type0*)rhs[0]);
621 //  ...
622 //  *(Type<n>-1*)lhs[<n>-1] = ReductionOperation<n>-1(*(Type<n>-1*)lhs[<n>-1],
623 //  *(Type<n>-1*)rhs[<n>-1]);
624 // }
625 // CHECK: define internal void [[REDUCTION_FUNC]](i8*, i8*)
626 // t_var_lhs = (i{{[0-9]+}}*)lhs[0];
627 // CHECK: [[T_VAR_RHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_RHS:%.+]], i64 0, i64 0
628 // CHECK: [[T_VAR_RHS_VOID:%.+]] = load i8*, i8** [[T_VAR_RHS_REF]],
629 // CHECK: [[T_VAR_RHS:%.+]] = bitcast i8* [[T_VAR_RHS_VOID]] to i{{[0-9]+}}*
630 // t_var_rhs = (i{{[0-9]+}}*)rhs[0];
631 // CHECK: [[T_VAR_LHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_LHS:%.+]], i64 0, i64 0
632 // CHECK: [[T_VAR_LHS_VOID:%.+]] = load i8*, i8** [[T_VAR_LHS_REF]],
633 // CHECK: [[T_VAR_LHS:%.+]] = bitcast i8* [[T_VAR_LHS_VOID]] to i{{[0-9]+}}*
634 
635 // var_lhs = (S<i{{[0-9]+}}>*)lhs[1];
636 // CHECK: [[VAR_RHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_RHS]], i64 0, i64 1
637 // CHECK: [[VAR_RHS_VOID:%.+]] = load i8*, i8** [[VAR_RHS_REF]],
638 // CHECK: [[VAR_RHS:%.+]] = bitcast i8* [[VAR_RHS_VOID]] to [[S_INT_TY]]*
639 // var_rhs = (S<i{{[0-9]+}}>*)rhs[1];
640 // CHECK: [[VAR_LHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_LHS]], i64 0, i64 1
641 // CHECK: [[VAR_LHS_VOID:%.+]] = load i8*, i8** [[VAR_LHS_REF]],
642 // CHECK: [[VAR_LHS:%.+]] = bitcast i8* [[VAR_LHS_VOID]] to [[S_INT_TY]]*
643 
644 // var1_lhs = (S<i{{[0-9]+}}>*)lhs[2];
645 // CHECK: [[VAR1_RHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_RHS]], i64 0, i64 2
646 // CHECK: [[VAR1_RHS_VOID:%.+]] = load i8*, i8** [[VAR1_RHS_REF]],
647 // CHECK: [[VAR1_RHS:%.+]] = bitcast i8* [[VAR1_RHS_VOID]] to [[S_INT_TY]]*
648 // var1_rhs = (S<i{{[0-9]+}}>*)rhs[2];
649 // CHECK: [[VAR1_LHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_LHS]], i64 0, i64 2
650 // CHECK: [[VAR1_LHS_VOID:%.+]] = load i8*, i8** [[VAR1_LHS_REF]],
651 // CHECK: [[VAR1_LHS:%.+]] = bitcast i8* [[VAR1_LHS_VOID]] to [[S_INT_TY]]*
652 
653 // t_var1_lhs = (i{{[0-9]+}}*)lhs[3];
654 // CHECK: [[T_VAR1_RHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_RHS]], i64 0, i64 3
655 // CHECK: [[T_VAR1_RHS_VOID:%.+]] = load i8*, i8** [[T_VAR1_RHS_REF]],
656 // CHECK: [[T_VAR1_RHS:%.+]] = bitcast i8* [[T_VAR1_RHS_VOID]] to i{{[0-9]+}}*
657 // t_var1_rhs = (i{{[0-9]+}}*)rhs[3];
658 // CHECK: [[T_VAR1_LHS_REF:%.+]] = getelementptr inbounds [4 x i8*], [4 x i8*]* [[RED_LIST_LHS]], i64 0, i64 3
659 // CHECK: [[T_VAR1_LHS_VOID:%.+]] = load i8*, i8** [[T_VAR1_LHS_REF]],
660 // CHECK: [[T_VAR1_LHS:%.+]] = bitcast i8* [[T_VAR1_LHS_VOID]] to i{{[0-9]+}}*
661 
662 // t_var_lhs += t_var_rhs;
663 // CHECK: [[T_VAR_LHS_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR_LHS]],
664 // CHECK: [[T_VAR_RHS_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR_RHS]],
665 // CHECK: [[UP:%.+]] = add nsw i{{[0-9]+}} [[T_VAR_LHS_VAL]], [[T_VAR_RHS_VAL]]
666 // CHECK: store i{{[0-9]+}} [[UP]], i{{[0-9]+}}* [[T_VAR_LHS]],
667 
668 // var_lhs = var_lhs.operator &(var_rhs);
669 // CHECK: [[UP:%.+]] = call dereferenceable(4) [[S_INT_TY]]* @{{.+}}([[S_INT_TY]]* [[VAR_LHS]], [[S_INT_TY]]* dereferenceable(4) [[VAR_RHS]])
670 // CHECK: [[BC1:%.+]] = bitcast [[S_INT_TY]]* [[VAR_LHS]] to i8*
671 // CHECK: [[BC2:%.+]] = bitcast [[S_INT_TY]]* [[UP]] to i8*
672 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[BC1]], i8* [[BC2]], i64 4, i32 4, i1 false)
673 
674 // var1_lhs = var1_lhs.operator &&(var1_rhs);
675 // CHECK: [[TO_INT:%.+]] = call i{{[0-9]+}} @{{.+}}([[S_INT_TY]]* [[VAR1_LHS]])
676 // CHECK: [[VAR1_BOOL:%.+]] = icmp ne i{{[0-9]+}} [[TO_INT]], 0
677 // CHECK: br i1 [[VAR1_BOOL]], label %[[TRUE:.+]], label %[[END2:.+]]
678 // CHECK: [[TRUE]]
679 // CHECK: [[TO_INT:%.+]] = call i{{[0-9]+}} @{{.+}}([[S_INT_TY]]* [[VAR1_RHS]])
680 // CHECK: [[VAR1_REDUCTION_BOOL:%.+]] = icmp ne i{{[0-9]+}} [[TO_INT]], 0
681 // CHECK: br label %[[END2]]
682 // CHECK: [[END2]]
683 // CHECK: [[COND_LVALUE:%.+]] = phi i1 [ false, %{{.+}} ], [ [[VAR1_REDUCTION_BOOL]], %[[TRUE]] ]
684 // CHECK: [[CONV:%.+]] = zext i1 [[COND_LVALUE]] to i32
685 // CHECK:  call void @{{.+}}([[S_INT_TY]]* [[COND_LVALUE:%.+]], i32 [[CONV]])
686 // CHECK: [[BC1:%.+]] = bitcast [[S_INT_TY]]* [[VAR1_LHS]] to i8*
687 // CHECK: [[BC2:%.+]] = bitcast [[S_INT_TY]]* [[COND_LVALUE]] to i8*
688 // CHECK: call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[BC1]], i8* [[BC2]], i64 4, i32 4, i1 false)
689 
690 // t_var1_lhs = min(t_var1_lhs, t_var1_rhs);
691 // CHECK: [[T_VAR1_LHS_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR1_LHS]],
692 // CHECK: [[T_VAR1_RHS_VAL:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[T_VAR1_RHS]],
693 // CHECK: [[CMP:%.+]] = icmp slt i{{[0-9]+}} [[T_VAR1_LHS_VAL]], [[T_VAR1_RHS_VAL]]
694 // CHECK: br i1 [[CMP]]
695 // CHECK: [[UP:%.+]] = phi i32
696 // CHECK: store i{{[0-9]+}} [[UP]], i{{[0-9]+}}* [[T_VAR1_LHS]],
697 // CHECK: ret void
698 
699 #endif
700 
701