1 // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp -x c++ -emit-llvm %s -o - -femit-all-decls | 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 - -femit-all-decls | FileCheck %s
4 
5 // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp-simd -x c++ -emit-llvm %s -o - -femit-all-decls | FileCheck --check-prefix SIMD-ONLY0 %s
6 // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -emit-pch -o %t %s
7 // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-apple-darwin10 -include-pch %t -verify %s -emit-llvm -o - -femit-all-decls | FileCheck --check-prefix SIMD-ONLY0 %s
8 // SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
9 // expected-no-diagnostics
10 #ifndef HEADER
11 #define HEADER
12 
13 // CHECK-LABEL: @main
14 int main(int argc, char **argv) {
15 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* [[DEFLOC:@.+]])
16 // CHECK:       [[RES:%.+]] = call {{.*}}i32 @__kmpc_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
17 // CHECK-NEXT:  [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
18 // CHECK-NEXT:  br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
19 // CHECK:       [[THEN]]
20 // CHECK: call void @__kmpc_taskgroup(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
21 // CHECK: [[TASKV:%.+]] = call i8* @__kmpc_omp_task_alloc(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i32 33, i64 80, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, [[TDP_TY:%.+]]*)* [[TASK1:@.+]] to i32 (i32, i8*)*))
22 // CHECK: [[TASK:%.+]] = bitcast i8* [[TASKV]] to [[TDP_TY]]*
23 // CHECK: [[TASK_DATA:%.+]] = getelementptr inbounds [[TDP_TY]], [[TDP_TY]]* [[TASK]], i32 0, i32 0
24 // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 5
25 // CHECK: store i64 0, i64* [[DOWN]],
26 // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 6
27 // CHECK: store i64 9, i64* [[UP]],
28 // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 7
29 // CHECK: store i64 1, i64* [[ST]],
30 // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
31 // CHECK: call void @__kmpc_taskloop(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i8* [[TASKV]], i32 1, i64* [[DOWN]], i64* [[UP]], i64 [[ST_VAL]], i32 1, i32 0, i64 0, i8* null)
32 // CHECK: call void @__kmpc_end_taskgroup(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
33 // CHECK:       call {{.*}}void @__kmpc_end_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
34 // CHECK-NEXT:  br label {{%?}}[[EXIT]]
35 // CHECK:       [[EXIT]]
36 #pragma omp master taskloop simd priority(argc)
37   for (int i = 0; i < 10; ++i)
38     ;
39 // CHECK:       [[RES:%.+]] = call {{.*}}i32 @__kmpc_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
40 // CHECK-NEXT:  [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
41 // CHECK-NEXT:  br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
42 // CHECK:       [[THEN]]
43 // CHECK: [[TASKV:%.+]] = call i8* @__kmpc_omp_task_alloc(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i32 1, i64 80, i64 1, i32 (i32, i8*)* bitcast (i32 (i32, [[TDP_TY:%.+]]*)* [[TASK2:@.+]] to i32 (i32, i8*)*))
44 // CHECK: [[TASK:%.+]] = bitcast i8* [[TASKV]] to [[TDP_TY]]*
45 // CHECK: [[TASK_DATA:%.+]] = getelementptr inbounds [[TDP_TY]], [[TDP_TY]]* [[TASK]], i32 0, i32 0
46 // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 5
47 // CHECK: store i64 0, i64* [[DOWN]],
48 // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 6
49 // CHECK: store i64 9, i64* [[UP]],
50 // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 7
51 // CHECK: store i64 1, i64* [[ST]],
52 // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
53 // CHECK: [[GRAINSIZE:%.+]] = zext i32 %{{.+}} to i64
54 // CHECK: call void @__kmpc_taskloop(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i8* [[TASKV]], i32 1, i64* [[DOWN]], i64* [[UP]], i64 [[ST_VAL]], i32 1, i32 1, i64 [[GRAINSIZE]], i8* null)
55 // CHECK:       call {{.*}}void @__kmpc_end_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
56 // CHECK-NEXT:  br label {{%?}}[[EXIT]]
57 // CHECK:       [[EXIT]]
58 #pragma omp master taskloop simd nogroup grainsize(argc) simdlen(4)
59   for (int i = 0; i < 10; ++i)
60     ;
61 // CHECK:       [[RES:%.+]] = call {{.*}}i32 @__kmpc_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
62 // CHECK-NEXT:  [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
63 // CHECK-NEXT:  br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
64 // CHECK:       [[THEN]]
65 // CHECK: call void @__kmpc_taskgroup(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
66 // CHECK: [[TASKV:%.+]] = call i8* @__kmpc_omp_task_alloc(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i32 1, i64 80, i64 24, i32 (i32, i8*)* bitcast (i32 (i32, [[TDP_TY:%.+]]*)* [[TASK3:@.+]] to i32 (i32, i8*)*))
67 // CHECK: [[TASK:%.+]] = bitcast i8* [[TASKV]] to [[TDP_TY]]*
68 // CHECK: [[TASK_DATA:%.+]] = getelementptr inbounds [[TDP_TY]], [[TDP_TY]]* [[TASK]], i32 0, i32 0
69 // CHECK: [[IF:%.+]] = icmp ne i32 %{{.+}}, 0
70 // CHECK: [[IF_INT:%.+]] = sext i1 [[IF]] to i32
71 // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 5
72 // CHECK: store i64 0, i64* [[DOWN]],
73 // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 6
74 // CHECK: store i64 %{{.+}}, i64* [[UP]],
75 // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 7
76 // CHECK: store i64 1, i64* [[ST]],
77 // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
78 // CHECK: call void @__kmpc_taskloop(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i8* [[TASKV]], i32 [[IF_INT]], i64* [[DOWN]], i64* [[UP]], i64 [[ST_VAL]], i32 1, i32 2, i64 4, i8* null)
79 // CHECK: call void @__kmpc_end_taskgroup(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
80 // CHECK:       call {{.*}}void @__kmpc_end_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
81 // CHECK-NEXT:  br label {{%?}}[[EXIT]]
82 // CHECK:       [[EXIT]]
83   int i;
84 #pragma omp master taskloop simd if(argc) shared(argc, argv) collapse(2) num_tasks(4) safelen(32)
85   for (i = 0; i < argc; ++i)
86   for (int j = argc; j < argv[argc][argc]; ++j)
87     ;
88 }
89 
90 // CHECK: define internal i32 [[TASK1]](
91 // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* %{{.+}}, i32 0, i32 5
92 // CHECK: [[DOWN_VAL:%.+]] = load i64, i64* [[DOWN]],
93 // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 6
94 // CHECK: [[UP_VAL:%.+]] = load i64, i64* [[UP]],
95 // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 7
96 // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
97 // CHECK: [[LITER:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 8
98 // CHECK: [[LITER_VAL:%.+]] = load i32, i32* [[LITER]],
99 // CHECK: store i64 [[DOWN_VAL]], i64* [[LB:%[^,]+]],
100 // CHECK: store i64 [[UP_VAL]], i64* [[UB:%[^,]+]],
101 // CHECK: store i64 [[ST_VAL]], i64* [[ST:%[^,]+]],
102 // CHECK: store i32 [[LITER_VAL]], i32* [[LITER:%[^,]+]],
103 // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]],
104 // CHECK: [[LB_I32:%.+]] = trunc i64 [[LB_VAL]] to i32
105 // CHECK: store i32 [[LB_I32]], i32* [[CNT:%.+]],
106 // CHECK: br label
107 // CHECK: [[VAL:%.+]] = load i32, i32* [[CNT]],{{.*}}!llvm.access.group
108 // CHECK: [[VAL_I64:%.+]] = sext i32 [[VAL]] to i64
109 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]],{{.*}}!llvm.access.group
110 // CHECK: [[CMP:%.+]] = icmp ule i64 [[VAL_I64]], [[UB_VAL]]
111 // CHECK: br i1 [[CMP]], label %{{.+}}, label %{{.+}}
112 // CHECK: load i32, i32* %{{.*}}!llvm.access.group
113 // CHECK: store i32 %{{.*}}!llvm.access.group
114 // CHECK: load i32, i32* %{{.*}}!llvm.access.group
115 // CHECK: add nsw i32 %{{.+}}, 1
116 // CHECK: store i32 %{{.+}}, i32* %{{.*}}!llvm.access.group
117 // CHECK: br label %{{.*}}!llvm.loop
118 // CHECK: ret i32 0
119 
120 // CHECK: define internal i32 [[TASK2]](
121 // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* %{{.+}}, i32 0, i32 5
122 // CHECK: [[DOWN_VAL:%.+]] = load i64, i64* [[DOWN]],
123 // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 6
124 // CHECK: [[UP_VAL:%.+]] = load i64, i64* [[UP]],
125 // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 7
126 // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
127 // CHECK: [[LITER:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 8
128 // CHECK: [[LITER_VAL:%.+]] = load i32, i32* [[LITER]],
129 // CHECK: store i64 [[DOWN_VAL]], i64* [[LB:%[^,]+]],
130 // CHECK: store i64 [[UP_VAL]], i64* [[UB:%[^,]+]],
131 // CHECK: store i64 [[ST_VAL]], i64* [[ST:%[^,]+]],
132 // CHECK: store i32 [[LITER_VAL]], i32* [[LITER:%[^,]+]],
133 // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]],
134 // CHECK: [[LB_I32:%.+]] = trunc i64 [[LB_VAL]] to i32
135 // CHECK: store i32 [[LB_I32]], i32* [[CNT:%.+]],
136 // CHECK: br label
137 // CHECK: [[VAL:%.+]] = load i32, i32* [[CNT]],{{.*}}!llvm.access.group
138 // CHECK: [[VAL_I64:%.+]] = sext i32 [[VAL]] to i64
139 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]],{{.*}}!llvm.access.group
140 // CHECK: [[CMP:%.+]] = icmp ule i64 [[VAL_I64]], [[UB_VAL]]
141 // CHECK: br i1 [[CMP]], label %{{.+}}, label %{{.+}}
142 // CHECK: load i32, i32* %{{.*}}!llvm.access.group
143 // CHECK: store i32 %{{.*}}!llvm.access.group
144 // CHECK: load i32, i32* %{{.*}}!llvm.access.group
145 // CHECK: add nsw i32 %{{.+}}, 1
146 // CHECK: store i32 %{{.+}}, i32* %{{.*}}!llvm.access.group
147 // CHECK: br label %{{.*}}!llvm.loop
148 // CHECK: ret i32 0
149 
150 // CHECK: define internal i32 [[TASK3]](
151 // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* %{{.+}}, i32 0, i32 5
152 // CHECK: [[DOWN_VAL:%.+]] = load i64, i64* [[DOWN]],
153 // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 6
154 // CHECK: [[UP_VAL:%.+]] = load i64, i64* [[UP]],
155 // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 7
156 // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
157 // CHECK: [[LITER:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 8
158 // CHECK: [[LITER_VAL:%.+]] = load i32, i32* [[LITER]],
159 // CHECK: store i64 [[DOWN_VAL]], i64* [[LB:%[^,]+]],
160 // CHECK: store i64 [[UP_VAL]], i64* [[UB:%[^,]+]],
161 // CHECK: store i64 [[ST_VAL]], i64* [[ST:%[^,]+]],
162 // CHECK: store i32 [[LITER_VAL]], i32* [[LITER:%[^,]+]],
163 // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]],
164 // CHECK: store i64 [[LB_VAL]], i64* [[CNT:%.+]],
165 // CHECK: br label
166 // CHECK-NOT: !llvm.access.group
167 // CHECK: br label %{{.*}}!llvm.loop
168 // CHECK: ret i32 0
169 
170 // CHECK-LABEL: @_ZN1SC2Ei
171 struct S {
172   int a;
173   S(int c) {
174 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num(%struct.ident_t* [[DEFLOC:@.+]])
175 // CHECK:       [[RES:%.+]] = call {{.*}}i32 @__kmpc_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
176 // CHECK-NEXT:  [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
177 // CHECK-NEXT:  br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
178 // CHECK:       [[THEN]]
179 // CHECK: [[TASKV:%.+]] = call i8* @__kmpc_omp_task_alloc(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i32 1, i64 80, i64 16, i32 (i32, i8*)* bitcast (i32 (i32, [[TDP_TY:%.+]]*)* [[TASK4:@.+]] to i32 (i32, i8*)*))
180 // CHECK: [[TASK:%.+]] = bitcast i8* [[TASKV]] to [[TDP_TY]]*
181 // CHECK: [[TASK_DATA:%.+]] = getelementptr inbounds [[TDP_TY]], [[TDP_TY]]* [[TASK]], i32 0, i32 0
182 // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 5
183 // CHECK: store i64 0, i64* [[DOWN]],
184 // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 6
185 // CHECK: store i64 %{{.+}}, i64* [[UP]],
186 // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* [[TASK_DATA]], i32 0, i32 7
187 // CHECK: store i64 1, i64* [[ST]],
188 // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
189 // CHECK: [[NUM_TASKS:%.+]] = zext i32 %{{.+}} to i64
190 // CHECK: call void @__kmpc_taskloop(%struct.ident_t* [[DEFLOC]], i32 [[GTID]], i8* [[TASKV]], i32 1, i64* [[DOWN]], i64* [[UP]], i64 [[ST_VAL]], i32 1, i32 2, i64 [[NUM_TASKS]], i8* null)
191 // CHECK:       call {{.*}}void @__kmpc_end_master(%struct.ident_t* [[DEFLOC]], i32 [[GTID]])
192 // CHECK-NEXT:  br label {{%?}}[[EXIT]]
193 // CHECK:       [[EXIT]]
194 #pragma omp master taskloop simd shared(c) num_tasks(a) simdlen(8) safelen(64)
195     for (a = 0; a < c; ++a)
196       ;
197   }
198 } s(1);
199 
200 // CHECK: define internal i32 [[TASK4]](
201 // CHECK: [[DOWN:%.+]] = getelementptr inbounds [[TD_TY:%.+]], [[TD_TY]]* %{{.+}}, i32 0, i32 5
202 // CHECK: [[DOWN_VAL:%.+]] = load i64, i64* [[DOWN]],
203 // CHECK: [[UP:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 6
204 // CHECK: [[UP_VAL:%.+]] = load i64, i64* [[UP]],
205 // CHECK: [[ST:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 7
206 // CHECK: [[ST_VAL:%.+]] = load i64, i64* [[ST]],
207 // CHECK: [[LITER:%.+]] = getelementptr inbounds [[TD_TY]], [[TD_TY]]* %{{.+}}, i32 0, i32 8
208 // CHECK: [[LITER_VAL:%.+]] = load i32, i32* [[LITER]],
209 // CHECK: store i64 [[DOWN_VAL]], i64* [[LB:%[^,]+]],
210 // CHECK: store i64 [[UP_VAL]], i64* [[UB:%[^,]+]],
211 // CHECK: store i64 [[ST_VAL]], i64* [[ST:%[^,]+]],
212 // CHECK: store i32 [[LITER_VAL]], i32* [[LITER:%[^,]+]],
213 // CHECK: [[LB_VAL:%.+]] = load i64, i64* [[LB]],
214 // CHECK: [[LB_I32:%.+]] = trunc i64 [[LB_VAL]] to i32
215 // CHECK: store i32 [[LB_I32]], i32* [[CNT:%.+]],
216 // CHECK: br label
217 // CHECK: [[VAL:%.+]] = load i32, i32* [[CNT]],
218 // CHECK: [[VAL_I64:%.+]] = sext i32 [[VAL]] to i64
219 // CHECK: [[UB_VAL:%.+]] = load i64, i64* [[UB]],
220 // CHECK: [[CMP:%.+]] = icmp ule i64 [[VAL_I64]], [[UB_VAL]]
221 // CHECK: br i1 [[CMP]], label %{{.+}}, label %{{.+}}
222 // CHECK: load i32, i32* %
223 // CHECK-NOT: !llvm.access.group
224 // CHECK: store i32 %
225 // CHECK-NOT: !llvm.access.group
226 // CHECK: load i32, i32* %
227 // CHECK-NOT: !llvm.access.group
228 // CHECK: add nsw i32 %{{.+}}, 1
229 // CHECK: store i32 %{{.+}}, i32* %
230 // CHECK-NOT: !llvm.access.group
231 // CHECK: br label %{{.*}}!llvm.loop
232 // CHECK: ret i32 0
233 
234 // CHECK: !{!"llvm.loop.vectorize.enable", i1 true}
235 // CHECK: !{!"llvm.loop.vectorize.width", i32 4}
236 // CHECK: !{!"llvm.loop.vectorize.width", i32 32}
237 // CHECK: !{!"llvm.loop.vectorize.width", i32 8}
238 
239 #endif
240