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 // RUN: %clang_cc1 -fopenmp -x c++ %s -verify -debug-info-kind=limited -emit-llvm -o - -triple x86_64-apple-darwin10 | FileCheck %s --check-prefix=CHECK --check-prefix=DEBUG
5 
6 // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp-simd -x c++ -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
7 // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -emit-pch -o %t %s
8 // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
9 // RUN: %clang_cc1 -fopenmp-simd -x c++ %s -verify -debug-info-kind=limited -emit-llvm -o - -triple x86_64-apple-darwin10 | FileCheck --check-prefix SIMD-ONLY0 %s
10 // SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
11 // expected-no-diagnostics
12 #ifndef HEADER
13 #define HEADER
14 
15 struct S {
16   int a;
17   S() : a(0) {}
18   S(const S&) {}
19   S& operator=(const S&) {return *this;}
20   ~S() {}
21   friend S operator+(const S&a, const S&b) {return a;}
22 };
23 
24 
25 int main(int argc, char **argv) {
26   int a;
27   float b;
28   S c[5];
29   short d[argc];
30 #pragma omp taskgroup task_reduction(+: a, b, argc)
31   {
32 #pragma omp taskgroup task_reduction(-:c, d)
33     ;
34   }
35   return 0;
36 }
37 // CHECK-LABEL: @main
38 // CHECK:       alloca i32,
39 // CHECK:       [[ARGC_ADDR:%.+]] = alloca i32,
40 // CHECK:       [[ARGV_ADDR:%.+]] = alloca i8**,
41 // CHECK:       [[A:%.+]] = alloca i32,
42 // CHECK:       [[B:%.+]] = alloca float,
43 // CHECK:       [[C:%.+]] = alloca [5 x %struct.S],
44 // CHECK:       [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(%ident_t*
45 // CHECK:       [[RD_IN1:%.+]] = alloca [3 x [[T1:%[^,]+]]],
46 // CHECK:       [[TD1:%.+]] = alloca i8*,
47 // CHECK:       [[RD_IN2:%.+]] = alloca [2 x [[T2:%[^,]+]]],
48 // CHECK:       [[TD2:%.+]] = alloca i8*,
49 
50 // CHECK:       [[VLA:%.+]] = alloca i16, i64 [[VLA_SIZE:%[^,]+]],
51 
52 // CHECK:       call void @__kmpc_taskgroup(%ident_t* {{[^,]+}}, i32 [[GTID]])
53 // CHECK-DAG:   [[BC_A:%.+]] = bitcast i32* [[A]] to i8*
54 // CHECK-DAG:   store i8* [[BC_A]], i8** [[A_REF:[^,]+]],
55 // CHECK-DAG:   [[A_REF]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPA:%[^,]+]], i32 0, i32 0
56 // CHECK-DAG:   [[GEPA]] = getelementptr inbounds [3 x [[T1]]], [3 x [[T1]]]* [[RD_IN1]], i64 0, i64
57 // CHECK-DAG:   [[TMP6:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPA]], i32 0, i32 1
58 // CHECK-DAG:   store i64 4, i64* [[TMP6]],
59 // CHECK-DAG:   [[TMP7:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPA]], i32 0, i32 2
60 // CHECK-DAG:   store i8* bitcast (void (i8*)* [[AINIT:@.+]] to i8*), i8** [[TMP7]],
61 // CHECK-DAG:   [[TMP8:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPA]], i32 0, i32 3
62 // CHECK-DAG:   store i8* null, i8** [[TMP8]],
63 // CHECK-DAG:   [[TMP9:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPA]], i32 0, i32 4
64 // CHECK-DAG:   store i8* bitcast (void (i8*, i8*)* [[ACOMB:@.+]] to i8*), i8** [[TMP9]],
65 // CHECK-DAG:   [[TMP10:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPA]], i32 0, i32 5
66 // CHECK-DAG:   [[TMP11:%.+]] = bitcast i32* [[TMP10]] to i8*
67 // CHECK-DAG:   call void @llvm.memset.p0i8.i64(i8* [[TMP11]], i8 0, i64 4, i32 8, i1 false)
68 // CHECK-DAG:   [[TMP13:%.+]] = bitcast float* [[B]] to i8*
69 // CHECK-DAG:   store i8* [[TMP13]], i8** [[TMP12:%[^,]+]],
70 // CHECK-DAG:   [[TMP12]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPB:%[^,]+]], i32 0, i32 0
71 // CHECK-DAG:   [[GEPB]] = getelementptr inbounds [3 x [[T1]]], [3 x [[T1]]]* [[RD_IN1]], i64 0, i64
72 // CHECK-DAG:   [[TMP14:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPB]], i32 0, i32 1
73 // CHECK-DAG:   store i64 4, i64* [[TMP14]],
74 // CHECK-DAG:   [[TMP15:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPB]], i32 0, i32 2
75 // CHECK-DAG:   store i8* bitcast (void (i8*)* [[BINIT:@.+]] to i8*), i8** [[TMP15]],
76 // CHECK-DAG:   [[TMP16:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPB]], i32 0, i32 3
77 // CHECK-DAG:   store i8* null, i8** [[TMP16]],
78 // CHECK-DAG:   [[TMP17:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPB]], i32 0, i32 4
79 // CHECK-DAG:   store i8* bitcast (void (i8*, i8*)* [[BCOMB:@.+]] to i8*), i8** [[TMP17]],
80 // CHECK-DAG:   [[TMP18:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPB]], i32 0, i32 5
81 // CHECK-DAG:   [[TMP19:%.+]] = bitcast i32* [[TMP18]] to i8*
82 // CHECK-DAG:   call void @llvm.memset.p0i8.i64(i8* [[TMP19]], i8 0, i64 4, i32 8, i1 false)
83 // CHECK-DAG:   [[TMP21:%.+]] = bitcast i32* [[ARGC_ADDR]] to i8*
84 // CHECK-DAG:   store i8* [[TMP21]], i8** [[TMP20:%[^,]+]],
85 // CHECK-DAG:   [[TMP20]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPARGC:%[^,]+]], i32 0, i32 0
86 // CHECK-DAG:   [[GEPARGC]] = getelementptr inbounds [3 x [[T1]]], [3 x [[T1]]]* [[RD_IN1]], i64 0, i64
87 // CHECK-DAG:   [[TMP22:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPARGC]], i32 0, i32 1
88 // CHECK-DAG:   store i64 4, i64* [[TMP22]],
89 // CHECK-DAG:   [[TMP23:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPARGC]], i32 0, i32 2
90 // CHECK-DAG:   store i8* bitcast (void (i8*)* [[ARGCINIT:@.+]] to i8*), i8** [[TMP23]],
91 // CHECK-DAG:   [[TMP24:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPARGC]], i32 0, i32 3
92 // CHECK-DAG:   store i8* null, i8** [[TMP24]],
93 // CHECK-DAG:   [[TMP25:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPARGC]], i32 0, i32 4
94 // CHECK-DAG:   store i8* bitcast (void (i8*, i8*)* [[ARGCCOMB:@.+]] to i8*), i8** [[TMP25]],
95 // CHECK-DAG:   [[TMP26:%.+]] = getelementptr inbounds [[T1]], [[T1]]* [[GEPARGC]], i32 0, i32 5
96 // CHECK-DAG:   [[TMP27:%.+]] = bitcast i32* [[TMP26]] to i8*
97 // CHECK-DAG:   call void @llvm.memset.p0i8.i64(i8* [[TMP27]], i8 0, i64 4, i32 8, i1 false)
98 // CHECK-DAG:   [[TMP28:%.+]] = bitcast [3 x [[T1]]]* [[RD_IN1]] to i8*
99 // CHECK-DAG:   [[TMP29:%.+]] = call i8* @__kmpc_task_reduction_init(i32 [[GTID]], i32 3, i8* [[TMP28]])
100 // DEBUG-DAG:   call void @llvm.dbg.declare(metadata i8** [[TD1]],
101 // CHECK-DAG:   store i8* [[TMP29]], i8** [[TD1]],
102 // CHECK-DAG:   call void @__kmpc_taskgroup(%ident_t* {{[^,]+}}, i32 [[GTID]])
103 // CHECK-DAG:   [[TMP31:%.+]] = bitcast [5 x %struct.S]* [[C]] to i8*
104 // CHECK-DAG:   store i8* [[TMP31]], i8** [[TMP30:%[^,]+]],
105 // CHECK-DAG:   [[TMP30]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPC:%[^,]+]], i32 0, i32 0
106 // CHECK-DAG:   [[GEPC]] = getelementptr inbounds [2 x [[T2]]], [2 x [[T2]]]* [[RD_IN2]], i64 0, i64
107 // CHECK-DAG:   [[TMP32:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPC]], i32 0, i32 1
108 // CHECK-DAG:   store i64 20, i64* [[TMP32]],
109 // CHECK-DAG:   [[TMP33:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPC]], i32 0, i32 2
110 // CHECK-DAG:   store i8* bitcast (void (i8*)* [[CINIT:@.+]] to i8*), i8** [[TMP33]],
111 // CHECK-DAG:   [[TMP34:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPC]], i32 0, i32 3
112 // CHECK-DAG:   store i8* bitcast (void (i8*)* [[CFINI:@.+]] to i8*), i8** [[TMP34]],
113 // CHECK-DAG:   [[TMP35:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPC]], i32 0, i32 4
114 // CHECK-DAG:   store i8* bitcast (void (i8*, i8*)* [[CCOMB:@.+]] to i8*), i8** [[TMP35]],
115 // CHECK-DAG:   [[TMP36:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPC]], i32 0, i32 5
116 // CHECK-DAG:   [[TMP37:%.+]] = bitcast i32* [[TMP36]] to i8*
117 // CHECK-DAG:   call void @llvm.memset.p0i8.i64(i8* [[TMP37]], i8 0, i64 4, i32 8, i1 false)
118 // CHECK-DAG:   [[TMP39:%.+]] = bitcast i16* [[VLA]] to i8*
119 // CHECK-DAG:   store i8* [[TMP39]], i8** [[TMP38:%[^,]+]],
120 // CHECK-DAG:   [[TMP38]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPVLA:%[^,]+]], i32 0, i32 0
121 // CHECK-DAG:   [[GEPVLA]] = getelementptr inbounds [2 x [[T2]]], [2 x [[T2]]]* [[RD_IN2]], i64 0, i64
122 // CHECK-DAG:   [[TMP40:%.+]] = mul nuw i64 [[VLA_SIZE]], 2
123 // CHECK-DAG:   [[TMP41:%.+]] = udiv exact i64 [[TMP40]], ptrtoint (i16* getelementptr (i16, i16* null, i32 1) to i64)
124 // CHECK-DAG:   [[TMP42:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPVLA]], i32 0, i32 1
125 // CHECK-DAG:   store i64 [[TMP40]], i64* [[TMP42]],
126 // CHECK-DAG:   [[TMP43:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPVLA]], i32 0, i32 2
127 // CHECK-DAG:   store i8* bitcast (void (i8*)* [[VLAINIT:@.+]] to i8*), i8** [[TMP43]],
128 // CHECK-DAG:   [[TMP44:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPVLA]], i32 0, i32 3
129 // CHECK-DAG:   store i8* null, i8** [[TMP44]],
130 // CHECK-DAG:   [[TMP45:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPVLA]], i32 0, i32 4
131 // CHECK-DAG:   store i8* bitcast (void (i8*, i8*)* [[VLACOMB:@.+]] to i8*), i8** [[TMP45]],
132 // CHECK-DAG:   [[TMP46:%.+]] = getelementptr inbounds [[T2]], [[T2]]* [[GEPVLA]], i32 0, i32 5
133 // CHECK-DAG:   store i32 1, i32* [[TMP46]],
134 // CHECK:       [[TMP47:%.+]] = bitcast [2 x [[T2]]]* [[RD_IN2]] to i8*
135 // CHECK:       [[TMP48:%.+]] = call i8* @__kmpc_task_reduction_init(i32 [[GTID]], i32 2, i8* [[TMP47]])
136 // CHECK:       store i8* [[TMP48]], i8** [[TD2]],
137 // CHECK:       call void @__kmpc_end_taskgroup(%ident_t* {{[^,]+}}, i32 [[GTID]])
138 // CHECK:       call void @__kmpc_end_taskgroup(%ident_t* {{[^,]+}}, i32 [[GTID]])
139 
140 // CHECK-DAG: define internal void [[AINIT]](i8*)
141 // CHECK-DAG: store i32 0, i32* %
142 // CHECK-DAG: ret void
143 // CHECK-DAG: }
144 
145 // CHECK-DAG: define internal void [[ACOMB]](i8*, i8*)
146 // CHECK-DAG: add nsw i32 %
147 // CHECK-DAG: store i32 %
148 // CHECK-DAG: ret void
149 // CHECK-DAG: }
150 
151 // CHECK-DAG: define internal void [[BINIT]](i8*)
152 // CHECK-DAG: store float 0.000000e+00, float* %
153 // CHECK-DAG: ret void
154 // CHECK-DAG: }
155 
156 // CHECK-DAG: define internal void [[BCOMB]](i8*, i8*)
157 // CHECK-DAG: fadd float %
158 // CHECK-DAG: store float %
159 // CHECK-DAG: ret void
160 // CHECK-DAG: }
161 
162 // CHECK-DAG: define internal void [[ARGCINIT]](i8*)
163 // CHECK-DAG: store i32 0, i32* %
164 // CHECK-DAG: ret void
165 // CHECK-DAG: }
166 
167 // CHECK-DAG: define internal void [[ARGCCOMB]](i8*, i8*)
168 // CHECK-DAG: add nsw i32 %
169 // CHECK-DAG: store i32 %
170 // CHECK-DAG: ret void
171 // CHECK-DAG: }
172 
173 // CHECK-DAG: define internal void [[CINIT]](i8*)
174 // CHECK-DAG: phi %struct.S* [
175 // CHECK-DAG: call {{.+}}(%struct.S* {{.+}})
176 // CHECK-DAG: br i1 %
177 // CHECK-DAG: ret void
178 // CHECK-DAG: }
179 
180 // CHECK-DAG: define internal void [[CFINI]](i8*)
181 // CHECK-DAG: phi %struct.S* [
182 // CHECK-DAG: call {{.+}}(%struct.S* {{.+}})
183 // CHECK-DAG: br i1 %
184 // CHECK-DAG: ret void
185 // CHECK-DAG: }
186 
187 // CHECK-DAG: define internal void [[CCOMB]](i8*, i8*)
188 // CHECK-DAG: phi %struct.S* [
189 // CHECK-DAG: phi %struct.S* [
190 // CHECK-DAG: call {{.+}}(%struct.S* {{.+}}, %struct.S* {{.+}}, %struct.S* {{.+}})
191 // CHECK-DAG: call {{.+}}(%struct.S* {{.+}}, %struct.S* {{.+}})
192 // CHECK-DAG: call {{.+}}(%struct.S* {{.+}})
193 // CHECK-DAG: br i1 %
194 // CHECK-DAG: ret void
195 // CHECK_DAG: }
196 
197 // CHECK-DAG: define internal void [[VLAINIT]](i8*)
198 // CHECK-DAG: call i32 @__kmpc_global_thread_num(%ident_t* {{[^,]+}})
199 // CHECK-DAG: call i8* @__kmpc_threadprivate_cached(%ident_t*
200 // CHECK-DAG: phi i16* [
201 // CHECK-DAG: store i16 0, i16* %
202 // CHECK-DAG: br i1 %
203 // CHECK-DAG: ret void
204 // CHECK-DAG: }
205 
206 // CHECK-DAG: define internal void [[VLACOMB]](i8*, i8*)
207 // CHECK-DAG: call i32 @__kmpc_global_thread_num(%ident_t* {{[^,]+}})
208 // CHECK-DAG: call i8* @__kmpc_threadprivate_cached(%ident_t*
209 // CHECK-DAG: phi i16* [
210 // CHECK-DAG: phi i16* [
211 // CHECK-DAG: sext i16 %{{.+}} to i32
212 // CHECK-DAG: add nsw i32 %
213 // CHECK-DAG: trunc i32 %{{.+}} to i16
214 // CHECK-DAG: store i16 %
215 // CHECK_DAG: br i1 %
216 // CHECK-DAG: ret void
217 // CHECK-DAG: }
218 #endif
219