1 // RUN: %clang_cc1 -verify -fopenmp -x c++ -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s
2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fopenmp -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -g -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix=CHECK-DEBUG %s
4 // expected-no-diagnostics
5 // REQUIRES: x86-registered-target
6 #ifndef HEADER
7 #define HEADER
8 // CHECK-DAG: %ident_t = type { i32, i32, i32, i32, i8* }
9 // CHECK-DAG: %struct.anon = type { i32* }
10 // CHECK-DAG: %struct.anon.0 = type { i8*** }
11 // CHECK-DAG: [[STR:@.+]] = private unnamed_addr constant [23 x i8] c";unknown;unknown;0;0;;\00"
12 // CHECK-DAG: [[DEF_LOC_2:@.+]] = private unnamed_addr constant %ident_t { i32 0, i32 2, i32 0, i32 0, i8* getelementptr inbounds ([23 x i8], [23 x i8]* [[STR]], i32 0, i32 0) }
13 // CHECK-DEBUG-DAG: %ident_t = type { i32, i32, i32, i32, i8* }
14 // CHECK-DEBUG-DAG: %struct.anon = type { i32* }
15 // CHECK-DEBUG-DAG: %struct.anon.0 = type { i8*** }
16 // CHECK-DEBUG-DAG: [[STR:@.+]] = private unnamed_addr constant [23 x i8] c";unknown;unknown;0;0;;\00"
17 // CHECK-DEBUG-DAG: [[DEF_LOC_2:@.+]] = private unnamed_addr constant %ident_t { i32 0, i32 2, i32 0, i32 0, i8* getelementptr inbounds ([23 x i8], [23 x i8]* [[STR]], i32 0, i32 0) }
18 // CHECK-DEBUG-DAG: [[LOC1:@.+]] = private unnamed_addr constant [{{.+}} x i8] c";{{.*}}parallel_codegen.cpp;main;[[@LINE+14]];9;;\00"
19 // CHECK-DEBUG-DAG: [[LOC2:@.+]] = private unnamed_addr constant [{{.+}} x i8] c";{{.*}}parallel_codegen.cpp;tmain;[[@LINE+7]];9;;\00"
20 
21 template <class T>
22 void foo(T argc) {}
23 
24 template <typename T>
25 int tmain(T argc) {
26 #pragma omp parallel
27   foo(argc);
28   return 0;
29 }
30 
31 int main (int argc, char **argv) {
32 #pragma omp parallel
33   foo(argc);
34   return tmain(argv);
35 }
36 
37 // CHECK-LABEL: define {{[a-z\_\b]*[ ]?i32}} @main({{i32[ ]?[a-z]*}} %argc, i8** %argv)
38 // CHECK:       [[AGG_CAPTURED:%.+]] = alloca %struct.anon
39 // CHECK:       [[ARGC_REF:%.+]] = getelementptr inbounds %struct.anon, %struct.anon* [[AGG_CAPTURED]], i32 0, i32 0
40 // CHECK-NEXT:  store i32* {{%[a-z0-9.]+}}, i32** [[ARGC_REF]]
41 // CHECK-NEXT:  [[BITCAST:%.+]] = bitcast %struct.anon* [[AGG_CAPTURED]] to i8*
42 // CHECK-NEXT:  call {{.*}}void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%ident_t* [[DEF_LOC_2]], i32 1, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, %struct.anon*)* [[OMP_OUTLINED:@.+]] to void (i32*, i32*, ...)*), i8* [[BITCAST]])
43 // CHECK-NEXT:  [[ARGV:%.+]] = load i8**, i8*** {{%[a-z0-9.]+}}
44 // CHECK-NEXT:  [[RET:%.+]] = call {{[a-z\_\b]*[ ]?i32}} [[TMAIN:@.+tmain.+]](i8** [[ARGV]])
45 // CHECK-NEXT:  ret i32 [[RET]]
46 // CHECK-NEXT:  }
47 // CHECK-DEBUG-LABEL: define i32 @main(i32 %argc, i8** %argv)
48 // CHECK-DEBUG-DAG:   [[AGG_CAPTURED:%.+]] = alloca %struct.anon
49 // CHECK-DEBUG-DAG:   [[LOC_2_ADDR:%.+]] = alloca %ident_t
50 // CHECK-DEBUG:       [[KMPC_LOC_VOIDPTR:%.+]] = bitcast %ident_t* [[LOC_2_ADDR]] to i8*
51 // CHECK-DEBUG-NEXT:  [[KMPC_DEFAULT_LOC_VOIDPTR:%.+]] = bitcast %ident_t* [[DEF_LOC_2]] to i8*
52 // CHECK-DEBUG-NEXT:   call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[KMPC_LOC_VOIDPTR]], i8* [[KMPC_DEFAULT_LOC_VOIDPTR]], i64 ptrtoint (%ident_t* getelementptr (%ident_t, %ident_t* null, i32 1) to i64), i32 8, i1 false)
53 // CHECK-DEBUG:       [[ARGC_REF:%.+]] = getelementptr inbounds %struct.anon, %struct.anon* [[AGG_CAPTURED]], i32 0, i32 0
54 // CHECK-DEBUG-NEXT:  store i32* {{%[a-z0-9.]+}}, i32** [[ARGC_REF]]
55 // CHECK-DEBUG-NEXT:  [[KMPC_LOC_PSOURCE_REF:%.+]] = getelementptr inbounds %ident_t, %ident_t* [[LOC_2_ADDR]], i32 0, i32 4
56 // CHECK-DEBUG-NEXT:  store i8* getelementptr inbounds ([{{.+}} x i8], [{{.+}} x i8]* [[LOC1]], i32 0, i32 0), i8** [[KMPC_LOC_PSOURCE_REF]]
57 // CHECK-DEBUG-NEXT:  [[BITCAST:%.+]] = bitcast %struct.anon* [[AGG_CAPTURED]] to i8*
58 // CHECK-DEBUG-NEXT:  call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%ident_t* [[LOC_2_ADDR]], i32 1, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, %struct.anon*)* [[OMP_OUTLINED:@.+]] to void (i32*, i32*, ...)*), i8* [[BITCAST]])
59 // CHECK-DEBUG-NEXT:  [[ARGV:%.+]] = load i8**, i8*** {{%[a-z0-9.]+}}
60 // CHECK-DEBUG-NEXT:  [[RET:%.+]] = call i32 [[TMAIN:@.+tmain.+]](i8** [[ARGV]])
61 // CHECK-DEBUG-NEXT:  ret i32 [[RET]]
62 // CHECK-DEBUG-NEXT:  }
63 
64 // CHECK:       define internal {{.*}}void [[OMP_OUTLINED]](i32* %.global_tid., i32* %.bound_tid., %struct.anon* %__context)
65 // CHECK:       #[[FN_ATTRS:[0-9]+]]
66 // CHECK:       [[CONTEXT_ADDR:%.+]] = alloca %struct.anon*
67 // CHECK:       store %struct.anon* %__context, %struct.anon** [[CONTEXT_ADDR]]
68 // CHECK:       [[CONTEXT_PTR:%.+]] = load %struct.anon*, %struct.anon** [[CONTEXT_ADDR]]
69 // CHECK-NEXT:  [[ARGC_PTR_REF:%.+]] = getelementptr inbounds %struct.anon, %struct.anon* [[CONTEXT_PTR]], i32 0, i32 0
70 // CHECK-NEXT:  [[ARGC_REF:%.+]] = load i32*, i32** [[ARGC_PTR_REF]]
71 // CHECK-NEXT:  [[ARGC:%.+]] = load i32, i32* [[ARGC_REF]]
72 // CHECK-NEXT:  invoke {{.*}}void [[FOO:@.+foo.+]](i32{{[ ]?[a-z]*}} [[ARGC]])
73 // CHECK:       call {{.+}} @__kmpc_cancel_barrier(
74 // CHECK:       ret void
75 // CHECK:       call {{.*}}void @{{.+terminate.*|abort}}(
76 // CHECK-NEXT:  unreachable
77 // CHECK-NEXT:  }
78 // CHECK-DEBUG:       define internal void [[OMP_OUTLINED]](i32* %.global_tid., i32* %.bound_tid., %struct.anon* %__context)
79 // CHECK-DEBUG:       #[[FN_ATTRS:[0-9]+]]
80 // CHECK-DEBUG:       [[CONTEXT_ADDR:%.+]] = alloca %struct.anon*
81 // CHECK-DEBUG:       store %struct.anon* %__context, %struct.anon** [[CONTEXT_ADDR]]
82 // CHECK-DEBUG:       [[CONTEXT_PTR:%.+]] = load %struct.anon*, %struct.anon** [[CONTEXT_ADDR]]
83 // CHECK-DEBUG-NEXT:  [[ARGC_PTR_REF:%.+]] = getelementptr inbounds %struct.anon, %struct.anon* [[CONTEXT_PTR]], i32 0, i32 0
84 // CHECK-DEBUG-NEXT:  [[ARGC_REF:%.+]] = load i32*, i32** [[ARGC_PTR_REF]]
85 // CHECK-DEBUG-NEXT:  [[ARGC:%.+]] = load i32, i32* [[ARGC_REF]]
86 // CHECK-DEBUG-NEXT:  invoke void [[FOO:@.+foo.+]](i32 [[ARGC]])
87 // CHECK-DEBUG:       call {{.+}} @__kmpc_cancel_barrier(
88 // CHECK-DEBUG:       ret void
89 // CHECK-DEBUG:       call void @{{.+terminate.*|abort}}(
90 // CHECK-DEBUG-NEXT:  unreachable
91 // CHECK-DEBUG-NEXT:  }
92 
93 // CHECK-DAG: define linkonce_odr {{.*}}void [[FOO]]({{i32[ ]?[a-z]*}} %argc)
94 // CHECK-DAG: declare {{.*}}void @__kmpc_fork_call(%ident_t*, i32, void (i32*, i32*, ...)*, ...)
95 // CHECK-DEBUG-DAG: define linkonce_odr void [[FOO]](i32 %argc)
96 // CHECK-DEBUG-DAG: declare void @__kmpc_fork_call(%ident_t*, i32, void (i32*, i32*, ...)*, ...)
97 
98 // CHECK:       define linkonce_odr {{[a-z\_\b]*[ ]?i32}} [[TMAIN]](i8** %argc)
99 // CHECK:       [[AGG_CAPTURED:%.+]] = alloca %struct.anon.0
100 // CHECK:       [[ARGC_REF:%.+]] = getelementptr inbounds %struct.anon.0, %struct.anon.0* [[AGG_CAPTURED]], i32 0, i32 0
101 // CHECK-NEXT:  store i8*** {{%[a-z0-9.]+}}, i8**** [[ARGC_REF]]
102 // CHECK-NEXT:  [[BITCAST:%.+]] = bitcast %struct.anon.0* [[AGG_CAPTURED]] to i8*
103 // CHECK-NEXT:  call {{.*}}void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%ident_t* [[DEF_LOC_2]], i32 1, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, %struct.anon.0*)* [[OMP_OUTLINED:@.+]] to void (i32*, i32*, ...)*), i8* [[BITCAST]])
104 // CHECK-NEXT:  ret i32 0
105 // CHECK-NEXT:  }
106 // CHECK-DEBUG:       define linkonce_odr i32 [[TMAIN]](i8** %argc)
107 // CHECK-DEBUG-DAG:   [[AGG_CAPTURED:%.+]] = alloca %struct.anon.0
108 // CHECK-DEBUG-DAG:   [[LOC_2_ADDR:%.+]] = alloca %ident_t
109 // CHECK-DEBUG:       [[KMPC_LOC_VOIDPTR:%.+]] = bitcast %ident_t* [[LOC_2_ADDR]] to i8*
110 // CHECK-DEBUG-NEXT:  [[KMPC_DEFAULT_LOC_VOIDPTR:%.+]] = bitcast %ident_t* [[DEF_LOC_2]] to i8*
111 // CHECK-DEBUG-NEXT:   call void @llvm.memcpy.p0i8.p0i8.i64(i8* [[KMPC_LOC_VOIDPTR]], i8* [[KMPC_DEFAULT_LOC_VOIDPTR]], i64 ptrtoint (%ident_t* getelementptr (%ident_t, %ident_t* null, i32 1) to i64), i32 8, i1 false)
112 // CHECK-DEBUG:       [[ARGC_REF:%.+]] = getelementptr inbounds %struct.anon.0, %struct.anon.0* [[AGG_CAPTURED]], i32 0, i32 0
113 // CHECK-DEBUG-NEXT:  store i8*** {{%[a-z0-9.]+}}, i8**** [[ARGC_REF]]
114 // CHECK-DEBUG-NEXT:  [[KMPC_LOC_PSOURCE_REF:%.+]] = getelementptr inbounds %ident_t, %ident_t* [[LOC_2_ADDR]], i32 0, i32 4
115 // CHECK-DEBUG-NEXT:  store i8* getelementptr inbounds ([{{.+}} x i8], [{{.+}} x i8]* [[LOC2]], i32 0, i32 0), i8** [[KMPC_LOC_PSOURCE_REF]]
116 // CHECK-DEBUG-NEXT:  [[BITCAST:%.+]] = bitcast %struct.anon.0* [[AGG_CAPTURED]] to i8*
117 // CHECK-DEBUG-NEXT:  call void (%ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_call(%ident_t* [[LOC_2_ADDR]], i32 1, void (i32*, i32*, ...)* bitcast (void (i32*, i32*, %struct.anon.0*)* [[OMP_OUTLINED:@.+]] to void (i32*, i32*, ...)*), i8* [[BITCAST]])
118 // CHECK-DEBUG-NEXT:  ret i32 0
119 // CHECK-DEBUG-NEXT:  }
120 
121 // CHECK:       define internal {{.*}}void [[OMP_OUTLINED]](i32* %.global_tid., i32* %.bound_tid., %struct.anon.0* %__context)
122 // CHECK:       [[CONTEXT_ADDR:%.+]] = alloca %struct.anon.0*
123 // CHECK:       store %struct.anon.0* %__context, %struct.anon.0** [[CONTEXT_ADDR]]
124 // CHECK:       [[CONTEXT_PTR:%.+]] = load %struct.anon.0*, %struct.anon.0** [[CONTEXT_ADDR]]
125 // CHECK-NEXT:  [[ARGC_PTR_REF:%.+]] = getelementptr inbounds %struct.anon.0, %struct.anon.0* [[CONTEXT_PTR]], i32 0, i32 0
126 // CHECK-NEXT:  [[ARGC_REF:%.+]] = load i8***, i8**** [[ARGC_PTR_REF]]
127 // CHECK-NEXT:  [[ARGC:%.+]] = load i8**, i8*** [[ARGC_REF]]
128 // CHECK-NEXT:  invoke {{.*}}void [[FOO1:@.+foo.+]](i8** [[ARGC]])
129 // CHECK:       call {{.+}} @__kmpc_cancel_barrier(
130 // CHECK:       ret void
131 // CHECK:       call {{.*}}void @{{.+terminate.*|abort}}(
132 // CHECK-NEXT:  unreachable
133 // CHECK-NEXT:  }
134 // CHECK-DEBUG:       define internal void [[OMP_OUTLINED]](i32* %.global_tid., i32* %.bound_tid., %struct.anon.0* %__context)
135 // CHECK-DEBUG:       [[CONTEXT_ADDR:%.+]] = alloca %struct.anon.0*
136 // CHECK-DEBUG:       store %struct.anon.0* %__context, %struct.anon.0** [[CONTEXT_ADDR]]
137 // CHECK-DEBUG:       [[CONTEXT_PTR:%.+]] = load %struct.anon.0*, %struct.anon.0** [[CONTEXT_ADDR]]
138 // CHECK-DEBUG-NEXT:  [[ARGC_PTR_REF:%.+]] = getelementptr inbounds %struct.anon.0, %struct.anon.0* [[CONTEXT_PTR]], i32 0, i32 0
139 // CHECK-DEBUG-NEXT:  [[ARGC_REF:%.+]] = load i8***, i8**** [[ARGC_PTR_REF]]
140 // CHECK-DEBUG-NEXT:  [[ARGC:%.+]] = load i8**, i8*** [[ARGC_REF]]
141 // CHECK-DEBUG-NEXT:  invoke void [[FOO1:@.+foo.+]](i8** [[ARGC]])
142 // CHECK-DEBUG:       call {{.+}} @__kmpc_cancel_barrier(
143 // CHECK-DEBUG:       ret void
144 // CHECK-DEBUG:       call void @{{.+terminate.*|abort}}(
145 // CHECK-DEBUG-NEXT:  unreachable
146 // CHECK-DEBUG-NEXT:  }
147 
148 // CHECK: define linkonce_odr {{.*}}void [[FOO1]](i8** %argc)
149 // CHECK-DEBUG: define linkonce_odr void [[FOO1]](i8** %argc)
150 
151 // CHECK: attributes #[[FN_ATTRS]] = {{.+}} nounwind
152 // CHECK-DEBUG: attributes #[[FN_ATTRS]] = {{.+}} nounwind
153 
154 #endif
155