1 // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp -x c++ -emit-llvm %s -o - | FileCheck %s
2 // RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-apple-darwin10 -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-apple-darwin10 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
4 // expected-no-diagnostics
5 #ifndef HEADER
6 #define HEADER
7 
8 struct S {
9   int a;
10   S() : a(0) {}
11   S(const S&) {}
12   S& operator=(const S&) {return *this;}
13   ~S() {}
14   friend S operator+(const S&a, const S&b) {return a;}
15 };
16 
17 
18 int main(int argc, char **argv) {
19   int a;
20   float b;
21   S c[5];
22   short d[argc];
23 #pragma omp taskgroup task_reduction(+: a, b, argc)
24   {
25 #pragma omp taskgroup task_reduction(-:c, d)
26     ;
27   }
28   return 0;
29 }
30 // CHECK-LABEL: @main
31 // CHECK:       alloca i32,
32 // CHECK:       [[ARGC_ADDR:%.+]] = alloca i32,
33 // CHECK:       [[ARGV_ADDR:%.+]] = alloca i8**,
34 // CHECK:       [[A:%.+]] = alloca i32,
35 // CHECK:       [[B:%.+]] = alloca float,
36 // CHECK:       [[C:%.+]] = alloca [5 x %struct.S],
37 // CHECK:       [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(%ident_t* @0)
38 // CHECK:       [[RD_IN1:%.+]] = alloca [3 x [[T1:%[^,]+]]],
39 // CHECK:       [[TD1:%.+]] = alloca i8*,
40 // CHECK:       [[RD_IN2:%.+]] = alloca [2 x [[T2:%[^,]+]]],
41 // CHECK:       [[TD2:%.+]] = alloca i8*,
42 
43 // CHECK:       [[VLA:%.+]] = alloca i16, i64 [[VLA_SIZE:%[^,]+]],
44 
45 // CHECK:       call void @__kmpc_taskgroup(%ident_t* @0, i32 [[GTID]])
46 // CHECK-DAG:   [[BC_A:%.+]] = bitcast i32* [[A]] to i8*
47 // CHECK-DAG:   store i8* [[BC_A]], i8** [[A_REF:[^,]+]],
48 // CHECK-DAG:   [[A_REF]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPA:%[^,]+]], i32 0, i32 0
49 // CHECK-DAG:   [[GEPA]] = getelementptr inbounds [3 x [[T1]]], [3 x [[T1]]]* [[RD_IN1]], i64 0, i64
50 // CHECK-DAG:   [[TMP6:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPA]], i32 0, i32 1
51 // CHECK-DAG:   store i64 4, i64* [[TMP6]],
52 // CHECK-DAG:   [[TMP7:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPA]], i32 0, i32 2
53 // CHECK-DAG:   store i8* bitcast (void (i8*)* [[AINIT:@.+]] to i8*), i8** [[TMP7]],
54 // CHECK-DAG:   [[TMP8:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPA]], i32 0, i32 3
55 // CHECK-DAG:   store i8* null, i8** [[TMP8]],
56 // CHECK-DAG:   [[TMP9:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPA]], i32 0, i32 4
57 // CHECK-DAG:   store i8* bitcast (void (i8*, i8*)* [[ACOMB:@.+]] to i8*), i8** [[TMP9]],
58 // CHECK-DAG:   [[TMP10:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPA]], i32 0, i32 5
59 // CHECK-DAG:   [[TMP11:%.+]] = bitcast i32* [[TMP10]] to i8*
60 // CHECK-DAG:   call void @llvm.memset.p0i8.i64(i8* [[TMP11]], i8 0, i64 4, i32 8, i1 false)
61 // CHECK-DAG:   [[TMP13:%.+]] = bitcast float* [[B]] to i8*
62 // CHECK-DAG:   store i8* [[TMP13]], i8** [[TMP12:%[^,]+]],
63 // CHECK-DAG:   [[TMP12]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPB:%[^,]+]], i32 0, i32 0
64 // CHECK-DAG:   [[GEPB]] = getelementptr inbounds [3 x [[T1]]], [3 x [[T1]]]* [[RD_IN1]], i64 0, i64
65 // CHECK-DAG:   [[TMP14:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPB]], i32 0, i32 1
66 // CHECK-DAG:   store i64 4, i64* [[TMP14]],
67 // CHECK-DAG:   [[TMP15:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPB]], i32 0, i32 2
68 // CHECK-DAG:   store i8* bitcast (void (i8*)* [[BINIT:@.+]] to i8*), i8** [[TMP15]],
69 // CHECK-DAG:   [[TMP16:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPB]], i32 0, i32 3
70 // CHECK-DAG:   store i8* null, i8** [[TMP16]],
71 // CHECK-DAG:   [[TMP17:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPB]], i32 0, i32 4
72 // CHECK-DAG:   store i8* bitcast (void (i8*, i8*)* [[BCOMB:@.+]] to i8*), i8** [[TMP17]],
73 // CHECK-DAG:   [[TMP18:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPB]], i32 0, i32 5
74 // CHECK-DAG:   [[TMP19:%.+]] = bitcast i32* [[TMP18]] to i8*
75 // CHECK-DAG:   call void @llvm.memset.p0i8.i64(i8* [[TMP19]], i8 0, i64 4, i32 8, i1 false)
76 // CHECK-DAG:   [[TMP21:%.+]] = bitcast i32* [[ARGC_ADDR]] to i8*
77 // CHECK-DAG:   store i8* [[TMP21]], i8** [[TMP20:%[^,]+]],
78 // CHECK-DAG:   [[TMP20]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPARGC:%[^,]+]], i32 0, i32 0
79 // CHECK-DAG:   [[GEPARGC]] = getelementptr inbounds [3 x [[T1]]], [3 x [[T1]]]* [[RD_IN1]], i64 0, i64
80 // CHECK-DAG:   [[TMP22:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPARGC]], i32 0, i32 1
81 // CHECK-DAG:   store i64 4, i64* [[TMP22]],
82 // CHECK-DAG:   [[TMP23:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPARGC]], i32 0, i32 2
83 // CHECK-DAG:   store i8* bitcast (void (i8*)* [[ARGCINIT:@.+]] to i8*), i8** [[TMP23]],
84 // CHECK-DAG:   [[TMP24:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPARGC]], i32 0, i32 3
85 // CHECK-DAG:   store i8* null, i8** [[TMP24]],
86 // CHECK-DAG:   [[TMP25:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPARGC]], i32 0, i32 4
87 // CHECK-DAG:   store i8* bitcast (void (i8*, i8*)* [[ARGCCOMB:@.+]] to i8*), i8** [[TMP25]],
88 // CHECK-DAG:   [[TMP26:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPARGC]], i32 0, i32 5
89 // CHECK-DAG:   [[TMP27:%.+]] = bitcast i32* [[TMP26]] to i8*
90 // CHECK-DAG:   call void @llvm.memset.p0i8.i64(i8* [[TMP27]], i8 0, i64 4, i32 8, i1 false)
91 // CHECK-DAG:   [[TMP28:%.+]] = bitcast [3 x [[T1]]]* [[RD_IN1]] to i8*
92 // CHECK-DAG:   [[TMP29:%.+]] = call i8* @__kmpc_task_reduction_init(i32 [[GTID]], i32 3, i8* [[TMP28]])
93 // CHECK-DAG:   store i8* [[TMP29]], i8** [[TD1]],
94 // CHECK-DAG:   call void @__kmpc_taskgroup(%ident_t* @0, i32 [[GTID]])
95 // CHECK-DAG:   [[TMP31:%.+]] = bitcast [5 x %struct.S]* [[C]] to i8*
96 // CHECK-DAG:   store i8* [[TMP31]], i8** [[TMP30:%[^,]+]],
97 // CHECK-DAG:   [[TMP30]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPC:%[^,]+]], i32 0, i32 0
98 // CHECK-DAG:   [[GEPC]] = getelementptr inbounds [2 x [[T2]]], [2 x [[T2]]]* [[RD_IN2]], i64 0, i64
99 // CHECK-DAG:   [[TMP32:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPC]], i32 0, i32 1
100 // CHECK-DAG:   store i64 20, i64* [[TMP32]],
101 // CHECK-DAG:   [[TMP33:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPC]], i32 0, i32 2
102 // CHECK-DAG:   store i8* bitcast (void (i8*)* [[CINIT:@.+]] to i8*), i8** [[TMP33]],
103 // CHECK-DAG:   [[TMP34:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPC]], i32 0, i32 3
104 // CHECK-DAG:   store i8* bitcast (void (i8*)* [[CFINI:@.+]] to i8*), i8** [[TMP34]],
105 // CHECK-DAG:   [[TMP35:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPC]], i32 0, i32 4
106 // CHECK-DAG:   store i8* bitcast (void (i8*, i8*)* [[CCOMB:@.+]] to i8*), i8** [[TMP35]],
107 // CHECK-DAG:   [[TMP36:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPC]], i32 0, i32 5
108 // CHECK-DAG:   [[TMP37:%.+]] = bitcast i32* [[TMP36]] to i8*
109 // CHECK-DAG:   call void @llvm.memset.p0i8.i64(i8* [[TMP37]], i8 0, i64 4, i32 8, i1 false)
110 // CHECK-DAG:   [[TMP39:%.+]] = bitcast i16* [[VLA]] to i8*
111 // CHECK-DAG:   store i8* [[TMP39]], i8** [[TMP38:%[^,]+]],
112 // CHECK-DAG:   [[TMP38]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPVLA:%[^,]+]], i32 0, i32 0
113 // CHECK-DAG:   [[GEPVLA]] = getelementptr inbounds [2 x [[T2]]], [2 x [[T2]]]* [[RD_IN2]], i64 0, i64
114 // CHECK-DAG:   [[TMP40:%.+]] = mul nuw i64 [[VLA_SIZE]], 2
115 // CHECK-DAG:   [[TMP41:%.+]] = udiv exact i64 [[TMP40]], ptrtoint (i16* getelementptr (i16, i16* null, i32 1) to i64)
116 // CHECK-DAG:   [[TMP42:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPVLA]], i32 0, i32 1
117 // CHECK-DAG:   store i64 [[TMP40]], i64* [[TMP42]],
118 // CHECK-DAG:   [[TMP43:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPVLA]], i32 0, i32 2
119 // CHECK-DAG:   store i8* bitcast (void (i8*)* [[VLAINIT:@.+]] to i8*), i8** [[TMP43]],
120 // CHECK-DAG:   [[TMP44:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPVLA]], i32 0, i32 3
121 // CHECK-DAG:   store i8* null, i8** [[TMP44]],
122 // CHECK-DAG:   [[TMP45:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPVLA]], i32 0, i32 4
123 // CHECK-DAG:   store i8* bitcast (void (i8*, i8*)* [[VLACOMB:@.+]] to i8*), i8** [[TMP45]],
124 // CHECK-DAG:   [[TMP46:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPVLA]], i32 0, i32 5
125 // CHECK-DAG:   store i32 1, i32* [[TMP46]],
126 // CHECK:       [[TMP47:%.+]] = bitcast [2 x [[T2]]]* [[RD_IN2]] to i8*
127 // CHECK:       [[TMP48:%.+]] = call i8* @__kmpc_task_reduction_init(i32 [[GTID]], i32 2, i8* [[TMP47]])
128 // CHECK:       store i8* [[TMP48]], i8** [[TD2]],
129 // CHECK:       call void @__kmpc_end_taskgroup(%ident_t* @0, i32 [[GTID]])
130 // CHECK:       call void @__kmpc_end_taskgroup(%ident_t* @0, i32 [[GTID]])
131 
132 // CHECK-DAG: define internal void [[AINIT]](i8*)
133 // CHECK-DAG: store i32 0, i32* %
134 // CHECK-DAG: ret void
135 // CHECK-DAG: }
136 
137 // CHECK-DAG: define internal void [[ACOMB]](i8*, i8*)
138 // CHECK-DAG: add nsw i32 %
139 // CHECK-DAG: store i32 %
140 // CHECK-DAG: ret void
141 // CHECK-DAG: }
142 
143 // CHECK-DAG: define internal void [[BINIT]](i8*)
144 // CHECK-DAG: store float 0.000000e+00, float* %
145 // CHECK-DAG: ret void
146 // CHECK-DAG: }
147 
148 // CHECK-DAG: define internal void [[BCOMB]](i8*, i8*)
149 // CHECK-DAG: fadd float %
150 // CHECK-DAG: store float %
151 // CHECK-DAG: ret void
152 // CHECK-DAG: }
153 
154 // CHECK-DAG: define internal void [[ARGCINIT]](i8*)
155 // CHECK-DAG: store i32 0, i32* %
156 // CHECK-DAG: ret void
157 // CHECK-DAG: }
158 
159 // CHECK-DAG: define internal void [[ARGCCOMB]](i8*, i8*)
160 // CHECK-DAG: add nsw i32 %
161 // CHECK-DAG: store i32 %
162 // CHECK-DAG: ret void
163 // CHECK-DAG: }
164 
165 // CHECK-DAG: define internal void [[CINIT]](i8*)
166 // CHECK-DAG: phi %struct.S* [
167 // CHECK-DAG: call {{.+}}(%struct.S* {{.+}})
168 // CHECK-DAG: br i1 %
169 // CHECK-DAG: ret void
170 // CHECK-DAG: }
171 
172 // CHECK-DAG: define internal void [[CFINI]](i8*)
173 // CHECK-DAG: phi %struct.S* [
174 // CHECK-DAG: call {{.+}}(%struct.S* {{.+}})
175 // CHECK-DAG: br i1 %
176 // CHECK-DAG: ret void
177 // CHECK-DAG: }
178 
179 // CHECK-DAG: define internal void [[CCOMB]](i8*, i8*)
180 // CHECK-DAG: phi %struct.S* [
181 // CHECK-DAG: phi %struct.S* [
182 // CHECK-DAG: call {{.+}}(%struct.S* {{.+}}, %struct.S* {{.+}}, %struct.S* {{.+}})
183 // CHECK-DAG: call {{.+}}(%struct.S* {{.+}}, %struct.S* {{.+}})
184 // CHECK-DAG: call {{.+}}(%struct.S* {{.+}})
185 // CHECK-DAG: br i1 %
186 // CHECK-DAG: ret void
187 // CHECK_DAG: }
188 
189 // CHECK-DAG: define internal void [[VLAINIT]](i8*)
190 // CHECK-DAG: call i32 @__kmpc_global_thread_num(%ident_t* @0)
191 // CHECK-DAG: call i8* @__kmpc_threadprivate_cached(%ident_t* @0, i32 %
192 // CHECK-DAG: phi i16* [
193 // CHECK-DAG: store i16 0, i16* %
194 // CHECK-DAG: br i1 %
195 // CHECK-DAG: ret void
196 // CHECK-DAG: }
197 
198 // CHECK-DAG: define internal void [[VLACOMB]](i8*, i8*)
199 // CHECK-DAG: call i32 @__kmpc_global_thread_num(%ident_t* @0)
200 // CHECK-DAG: call i8* @__kmpc_threadprivate_cached(%ident_t* @0, i32 %
201 // CHECK-DAG: phi i16* [
202 // CHECK-DAG: phi i16* [
203 // CHECK-DAG: sext i16 %{{.+}} to i32
204 // CHECK-DAG: add nsw i32 %
205 // CHECK-DAG: trunc i32 %{{.+}} to i16
206 // CHECK-DAG: store i16 %
207 // CHECK_DAG: br i1 %
208 // CHECK-DAG: ret void
209 // CHECK-DAG: }
210 #endif
211