1 // Test target codegen - host bc file has to be created first.
2 // RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
3 // RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-64
4 // RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm-bc %s -o %t-x86-host.bc
5 // RUN: %clang_cc1 -DCK1 -verify -fopenmp -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - | FileCheck %s --check-prefix CK1 --check-prefix CK1-32
6 // expected-no-diagnostics
7 #ifndef HEADER
8 #define HEADER
9 
10 #ifdef CK1
11 
12 template <typename T>
13 int tmain(T argc) {
14 #pragma omp target
15 #pragma omp teams
16   argc = 0;
17   return 0;
18 }
19 
20 
21 int main (int argc, char **argv) {
22 #pragma omp target
23 #pragma omp teams
24   {
25   argc = 0;
26   }
27   return tmain(argv);
28 }
29 
30 // CK1: [[MEM_TY:%.+]] = type { [128 x i8] }
31 // CK1-DAG: [[SHARED_GLOBAL_RD:@.+]] = common addrspace(3) global [[MEM_TY]] zeroinitializer
32 // CK1-DAG: [[KERNEL_PTR:@.+]] = internal addrspace(3) global i8* null
33 // CK1-DAG: [[KERNEL_SIZE1:@.+]] = internal unnamed_addr constant i{{64|32}} 4
34 // CK1-DAG: [[KERNEL_SIZE2:@.+]] = internal unnamed_addr constant i{{64|32}} {{8|4}}
35 // CK1-DAG: [[KERNEL_SHARED1:@.+]] = internal unnamed_addr constant i16 1
36 // CK1-DAG: [[KERNEL_SHARED2:@.+]] = internal unnamed_addr constant i16 1
37 
38 // only nvptx side: do not outline teams region and do not call fork_teams
39 // CK1:  define {{.*}}void @{{[^,]+}}(i{{[0-9]+}} [[ARGC:%.+]])
40 // CK1:  [[ARGCADDR:%.+]] = alloca i{{[0-9]+}},
41 // CK1:  store {{.+}} 0, {{.+}},
42 // CK1:  store i{{[0-9]+}} [[ARGC]], i{{[0-9]+}}* [[ARGCADDR]],
43 // CK1-64:  [[CONV:%.+]] = bitcast i{{[0-9]+}}* [[ARGCADDR]] to i{{[0-9]+}}*
44 // CK1: [[IS_SHARED:%.+]] = load i16, i16* [[KERNEL_SHARED1]],
45 // CK1: [[SIZE:%.+]] = load i{{64|32}}, i{{64|32}}* [[KERNEL_SIZE1]],
46 // CK1: call void @__kmpc_get_team_static_memory(i16 0, i8* addrspacecast (i8 addrspace(3)* getelementptr inbounds ([[MEM_TY]], [[MEM_TY]] addrspace(3)* [[SHARED_GLOBAL_RD]], i32 0, i32 0, i32 0) to i8*), i{{64|32}} [[SIZE]], i16 [[IS_SHARED]], i8** addrspacecast (i8* addrspace(3)* [[KERNEL_PTR]] to i8**))
47 // CK1: [[KERNEL_RD:%.+]] = load i8*, i8* addrspace(3)* [[KERNEL_PTR]],
48 // CK1: [[GLOBALSTACK:%.+]] = getelementptr inbounds i8, i8* [[KERNEL_RD]], i{{64|32}} 0
49 // CK1-64:  [[ARG:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[CONV]]
50 // CK1-32:  [[ARG:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[ARGCADDR]]
51 // CK1:  [[ARGCADDR:%.+]] = getelementptr inbounds %struct.{{.*}}, %struct.{{.*}}* %{{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 0
52 // CK1:  store i{{[0-9]+}} [[ARG]], i{{[0-9]+}}* [[ARGCADDR]],
53 // CK1:  call void [[OUTLINED:@.+]](i32* %{{.+}}, i32* %{{.+}}, i32* [[ARGCADDR]])
54 // CK1:  ret void
55 // CK1-NEXT: }
56 
57 // CK1:  define internal void [[OUTLINED]](
58 // CK1:  store i{{[0-9]+}} 0, i{{[0-9]+}}* %
59 // CK1-NOT: call {{.*}}void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_teams(
60 
61 // target region in template
62 // CK1: define {{.*}}void @{{[^,]+}}(i{{.+}}** [[ARGC:%.+]])
63 // CK1: [[ARGCADDR:%.+]] = alloca i{{.+}}**,
64 // CK1: store i{{.+}}** [[ARGC]], i{{.+}}*** [[ARGCADDR]]
65 // CK1: [[IS_SHARED:%.+]] = load i16, i16* [[KERNEL_SHARED2]],
66 // CK1: [[SIZE:%.+]] = load i{{64|32}}, i{{64|32}}* [[KERNEL_SIZE2]],
67 // CK1: call void @__kmpc_get_team_static_memory(i16 0, i8* addrspacecast (i8 addrspace(3)* getelementptr inbounds ([[MEM_TY]], [[MEM_TY]] addrspace(3)* [[SHARED_GLOBAL_RD]], i32 0, i32 0, i32 0) to i8*), i{{64|32}} [[SIZE]], i16 [[IS_SHARED]], i8** addrspacecast (i8* addrspace(3)* [[KERNEL_PTR]] to i8**))
68 // CK1: [[KERNEL_RD:%.+]] = load i8*, i8* addrspace(3)* [[KERNEL_PTR]],
69 // CK1: [[GLOBALSTACK:%.+]] = getelementptr inbounds i8, i8* [[KERNEL_RD]], i{{64|32}} 0
70 // CK1: [[ARG:%.+]] = load i{{[0-9]+}}**, i{{[0-9]+}}*** [[ARGCADDR]]
71 // CK1: [[ARGCADDR:%.+]] = getelementptr inbounds %struct.{{.*}}, %struct.{{.*}}* %{{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 0
72 // CK1: store i{{[0-9]+}}** [[ARG]], i{{[0-9]+}}*** [[ARGCADDR]],
73 // CK1: call void [[OUTLINED:@.+]](i32* %{{.+}}, i32* %{{.+}}, i8*** [[ARGCADDR]])
74 // CK1:  ret void
75 // CK1-NEXT: }
76 
77 // CK1:  define internal void [[OUTLINED]](
78 // CK1: store i{{[0-9]+}}** null, i{{[0-9]+}}*** %
79 // CK1-NOT: call {{.*}}void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_teams(
80 
81 
82 #endif // CK1
83 
84 // Test target codegen - host bc file has to be created first.
85 // RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc
86 // RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-64
87 // RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple i386-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm-bc %s -o %t-x86-host.bc
88 // RUN: %clang_cc1 -DCK2 -verify -fopenmp -x c++ -triple nvptx-unknown-unknown -fopenmp-targets=nvptx-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-x86-host.bc -o - | FileCheck %s --check-prefix CK2 --check-prefix CK2-32
89 // expected-no-diagnostics
90 #ifdef CK2
91 
92 template <typename T>
93 int tmain(T argc) {
94   int a = 10;
95   int b = 5;
96 #pragma omp target
97 #pragma omp teams num_teams(a) thread_limit(b)
98   {
99   argc = 0;
100   }
101   return 0;
102 }
103 
104 int main (int argc, char **argv) {
105   int a = 20;
106   int b = 5;
107 #pragma omp target
108 #pragma omp teams num_teams(a) thread_limit(b)
109   {
110   argc = 0;
111   }
112   return tmain(argv);
113 }
114 
115 // CK2: [[MEM_TY:%.+]] = type { [128 x i8] }
116 // CK2-DAG: [[SHARED_GLOBAL_RD:@.+]] = common addrspace(3) global [[MEM_TY]] zeroinitializer
117 // CK2-DAG: [[KERNEL_PTR:@.+]] = internal addrspace(3) global i8* null
118 // CK2-DAG: [[KERNEL_SIZE1:@.+]] = internal unnamed_addr constant i{{64|32}} 4
119 // CK2-DAG: [[KERNEL_SIZE2:@.+]] = internal unnamed_addr constant i{{64|32}} {{8|4}}
120 // CK2-DAG: [[KERNEL_SHARED1:@.+]] = internal unnamed_addr constant i16 1
121 // CK2-DAG: [[KERNEL_SHARED2:@.+]] = internal unnamed_addr constant i16 1
122 
123 // CK2: define {{.*}}void @{{[^,]+}}(i{{[0-9]+}} [[A_IN:%.+]], i{{[0-9]+}} [[B_IN:%.+]], i{{[0-9]+}} [[ARGC_IN:.+]])
124 // CK2: [[AADDR:%.+]] = alloca i{{[0-9]+}},
125 // CK2: [[BADDR:%.+]] = alloca i{{[0-9]+}},
126 // CK2: [[ARGCADDR:%.+]] = alloca i{{[0-9]+}},
127 // CK2: store i{{[0-9]+}} [[A_IN]], i{{[0-9]+}}* [[AADDR]],
128 // CK2: store i{{[0-9]+}} [[B_IN]], i{{[0-9]+}}* [[BADDR]],
129 // CK2: store i{{[0-9]+}} [[ARGC_IN]], i{{[0-9]+}}* [[ARGCADDR]],
130 // CK2-64: [[ACONV:%.+]] = bitcast i64* [[AADDR]] to i32*
131 // CK2-64: [[BCONV:%.+]] = bitcast i64* [[BADDR]] to i32*
132 // CK2-64: [[CONV:%.+]] = bitcast i64* [[ARGCADDR]] to i32*
133 // CK2: [[IS_SHARED:%.+]] = load i16, i16* [[KERNEL_SHARED1]],
134 // CK2: [[SIZE:%.+]] = load i{{64|32}}, i{{64|32}}* [[KERNEL_SIZE1]],
135 // CK2: call void @__kmpc_get_team_static_memory(i16 0, i8* addrspacecast (i8 addrspace(3)* getelementptr inbounds ([[MEM_TY]], [[MEM_TY]] addrspace(3)* [[SHARED_GLOBAL_RD]], i32 0, i32 0, i32 0) to i8*), i{{64|32}} [[SIZE]], i16 [[IS_SHARED]], i8** addrspacecast (i8* addrspace(3)* [[KERNEL_PTR]] to i8**))
136 // CK2: [[KERNEL_RD:%.+]] = load i8*, i8* addrspace(3)* [[KERNEL_PTR]],
137 // CK2: [[GLOBALSTACK:%.+]] = getelementptr inbounds i8, i8* [[KERNEL_RD]], i{{64|32}} 0
138 // CK2-64:  [[ARG:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[CONV]]
139 // CK2-32:  [[ARG:%.+]] = load i{{[0-9]+}}, i{{[0-9]+}}* [[ARGCADDR]]
140 // CK2:  [[ARGCADDR:%.+]] = getelementptr inbounds %struct.{{.*}}, %struct.{{.*}}* %{{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 0
141 // CK2:  store i{{[0-9]+}} [[ARG]], i{{[0-9]+}}* [[ARGCADDR]],
142 // CK2:  {{%.+}} = call i32 @__kmpc_global_thread_num(
143 // CK2:  call void [[OUTLINED:@.+]](i32* %{{.+}}, i32* %{{.+}}, i32* [[ARGCADDR]])
144 // CK2: ret
145 
146 // CK2:  define internal void [[OUTLINED]](
147 // CK2:  store i{{[0-9]+}} 0, i{{[0-9]+}}* %
148 // CK2-NOT:  {{.+}} = call i32 @__kmpc_push_num_teams(
149 // CK2-NOT: call {{.*}}void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_teams(
150 
151 // CK2: define {{.*}}void @{{[^,]+}}(i{{[0-9]+}} [[A_IN:%.+]], i{{[0-9]+}} [[BP:%.+]], i{{[0-9]+}}** [[ARGC:%.+]])
152 // CK2: [[AADDR:%.+]] = alloca i{{[0-9]+}},
153 // CK2: [[BADDR:%.+]] = alloca i{{[0-9]+}},
154 // CK2: [[ARGCADDR:%.+]] = alloca i{{[0-9]+}}**,
155 // CK2: store i{{[0-9]+}} [[A_IN]], i{{[0-9]+}}* [[AADDR]],
156 // CK2: store i{{[0-9]+}} [[B_IN]], i{{[0-9]+}}* [[BADDR]],
157 // CK2: store i{{[0-9]+}}** [[ARGC]], i{{[0-9]+}}*** [[ARGCADDR]],
158 // CK2: [[IS_SHARED:%.+]] = load i16, i16* [[KERNEL_SHARED2]],
159 // CK2: [[SIZE:%.+]] = load i{{64|32}}, i{{64|32}}* [[KERNEL_SIZE2]],
160 // CK2: call void @__kmpc_get_team_static_memory(i16 0, i8* addrspacecast (i8 addrspace(3)* getelementptr inbounds ([[MEM_TY]], [[MEM_TY]] addrspace(3)* [[SHARED_GLOBAL_RD]], i32 0, i32 0, i32 0) to i8*), i{{64|32}} [[SIZE]], i16 [[IS_SHARED]], i8** addrspacecast (i8* addrspace(3)* [[KERNEL_PTR]] to i8**))
161 // CK2: [[KERNEL_RD:%.+]] = load i8*, i8* addrspace(3)* [[KERNEL_PTR]],
162 // CK2: [[GLOBALSTACK:%.+]] = getelementptr inbounds i8, i8* [[KERNEL_RD]], i{{64|32}} 0
163 // CK2: [[ARG:%.+]] = load i{{[0-9]+}}**, i{{[0-9]+}}*** [[ARGCADDR]]
164 // CK2: [[ARGCADDR:%.+]] = getelementptr inbounds %struct.{{.*}}, %struct.{{.*}}* %{{.*}}, i{{[0-9]+}} 0, i{{[0-9]+}} 0
165 // CK2: store i{{[0-9]+}}** [[ARG]], i{{[0-9]+}}*** [[ARGCADDR]],
166 // CK2: {{%.+}} = call i32 @__kmpc_global_thread_num(
167 // CK2:  call void [[OUTLINED:@.+]](i32* %{{.+}}, i32* %{{.+}}, i8*** [[ARGCADDR]])
168 // CK2:  ret void
169 
170 // CK2:  define internal void [[OUTLINED]](
171 // CK2:  store i{{[0-9]+}}** null, i{{[0-9]+}}*** %
172 // CK2-NOT:  {{.+}} = call i32 @__kmpc_push_num_teams(
173 // CK2-NOT: call {{.*}}void (%struct.ident_t*, i32, void (i32*, i32*, ...)*, ...) @__kmpc_fork_teams(
174 
175 #endif // CK2
176 #endif
177