1 // RUN: %clang_cc1 -verify -fopenmp -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-NORMAL
2 // RUN: %clang_cc1 -fopenmp -triple x86_64-unknown-unknown -emit-pch -o %t %s
3 // RUN: %clang_cc1 -fopenmp -triple x86_64-unknown-unknown -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-NORMAL
4
5 // RUN: %clang_cc1 -verify -fopenmp -fopenmp-enable-irbuilder -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck %s --check-prefixes=CHECK,CHECK-IRBUILDER
6 // RUN: %clang_cc1 -fopenmp -fopenmp-enable-irbuilder -triple x86_64-unknown-unknown -emit-pch -o %t %s
7 // RUN: %clang_cc1 -fopenmp -fopenmp-enable-irbuilder -triple x86_64-unknown-unknown -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefixes=CHECK,CHECK-IRBUILDER
8
9 // RUN: %clang_cc1 -verify -fopenmp-simd -triple x86_64-unknown-unknown -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
10 // RUN: %clang_cc1 -fopenmp-simd -triple x86_64-unknown-unknown -emit-pch -o %t %s
11 // RUN: %clang_cc1 -fopenmp-simd -triple x86_64-unknown-unknown -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
12 // SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
13 // expected-no-diagnostics
14
15 #ifndef HEADER
16 #define HEADER
17
18 // CHECK: [[KMP_DIM:%.+]] = type { i64, i64, i64 }
19 extern int n;
20 int a[10], b[10], c[10], d[10];
21 void foo();
22
23 // CHECK-LABEL: @main()
main()24 int main() {
25 int i;
26 // CHECK: [[DIMS:%.+]] = alloca [1 x [[KMP_DIM]]],
27 // CHECK-NORMAL: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT:%.+]])
28 // CHECK: icmp
29 // CHECK-NEXT: br i1 %
30 // CHECK: [[CAST:%.+]] = bitcast [1 x [[KMP_DIM]]]* [[DIMS]] to i8*
31 // CHECK: call void @llvm.memset.p0i8.i64(i8* align 8 [[CAST]], i8 0, i64 24, i1 false)
32 // CHECK: [[DIM:%.+]] = getelementptr inbounds [1 x [[KMP_DIM]]], [1 x [[KMP_DIM]]]* [[DIMS]], i64 0, i64 0
33 // CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIM]], i32 0, i32 1
34 // CHECK: store i64 %{{.+}}, i64* %
35 // CHECK: getelementptr inbounds [[KMP_DIM]], [[KMP_DIM]]* [[DIM]], i32 0, i32 2
36 // CHECK: store i64 1, i64* %
37 // CHECK: [[DIM:%.+]] = getelementptr inbounds [1 x [[KMP_DIM]]], [1 x [[KMP_DIM]]]* [[DIMS]], i64 0, i64 0
38 // CHECK: [[CAST:%.+]] = bitcast [[KMP_DIM]]* [[DIM]] to i8*
39 // CHECK-NORMAL: call void @__kmpc_doacross_init([[IDENT]], i32 [[GTID]], i32 1, i8* [[CAST]])
40 // CHECK-NORMAL: call void @__kmpc_for_static_init_4(%struct.ident_t* @{{.+}}, i32 [[GTID]], i32 33, i32* %{{.+}}, i32* %{{.+}}, i32* %{{.+}}, i32* %{{.+}}, i32 1, i32 1)
41 #pragma omp for ordered(1)
42 for (i = 0; i < n; ++i) {
43 a[i] = b[i] + 1;
44 foo();
45 // CHECK: call void (...) [[FOO:.+]](
46 // CHECK: load i32, i32* [[I:%.+]],
47 // CHECK-NEXT: sub nsw i32 %{{.+}}, 0
48 // CHECK-NEXT: sdiv i32 %{{.+}}, 1
49 // CHECK-NEXT: sext i32 %{{.+}} to i64
50 // CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT:%.+]], i64 0, i64 0
51 // CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP]],
52 // CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT]], i64 0, i64 0
53 // CHECK-NORMAL-NEXT: call void @__kmpc_doacross_post([[IDENT]], i32 [[GTID]], i64* [[TMP]])
54 // CHECK-IRBUILDER-NEXT: [[GTID1:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT:%.+]])
55 // CHECK-IRBUILDER-NEXT: call void @__kmpc_doacross_post([[IDENT]], i32 [[GTID1]], i64* [[TMP]])
56 #pragma omp ordered depend(source)
57 c[i] = c[i] + 1;
58 foo();
59 // CHECK: call void (...) [[FOO]]
60 // CHECK: load i32, i32* [[I]],
61 // CHECK-NEXT: sub nsw i32 %{{.+}}, 2
62 // CHECK-NEXT: sub nsw i32 %{{.+}}, 0
63 // CHECK-NEXT: sdiv i32 %{{.+}}, 1
64 // CHECK-NEXT: sext i32 %{{.+}} to i64
65 // CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT:%.+]], i64 0, i64 0
66 // CHECK-NEXT: store i64 %{{.+}}, i64* [[TMP]],
67 // CHECK-NEXT: [[TMP:%.+]] = getelementptr inbounds [1 x i64], [1 x i64]* [[CNT]], i64 0, i64 0
68 // CHECK-NORMAL-NEXT: call void @__kmpc_doacross_wait([[IDENT]], i32 [[GTID]], i64* [[TMP]])
69 // CHECK-IRBUILDER-NEXT: [[GTID2:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT:%.+]])
70 // CHECK-IRBUILDER-NEXT: call void @__kmpc_doacross_wait([[IDENT]], i32 [[GTID2]], i64* [[TMP]])
71 #pragma omp ordered depend(sink : i - 2)
72 d[i] = a[i - 2];
73 }
74 // CHECK: call void @__kmpc_for_static_fini(
75 // CHECK-NORMAL: call void @__kmpc_doacross_fini([[IDENT]], i32 [[GTID]])
76 // CHECK: ret i32 0
77 return 0;
78 }
79 #endif // HEADER
80