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 -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
4 // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp -fexceptions -fcxx-exceptions -debug-info-kind=line-tables-only -x c++ -emit-llvm %s -o - | FileCheck %s --check-prefix=TERM_DEBUG
5 // expected-no-diagnostics
6 // REQUIRES: x86-registered-target
7 #ifndef HEADER
8 #define HEADER
9
10 // CHECK: [[IDENT_T_TY:%.+]] = type { i32, i32, i32, i32, i8* }
11
12 // CHECK: define {{.*}}void [[FOO:@.+]]()
13
foo()14 void foo() {}
15
16 // CHECK-LABEL: @main
17 // TERM_DEBUG-LABEL: @main
main()18 int main() {
19 // CHECK: [[A_ADDR:%.+]] = alloca i8
20 char a;
21
22 // CHECK: [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num([[IDENT_T_TY]]* [[DEFAULT_LOC:@.+]])
23 // CHECK: [[RES:%.+]] = call {{.*}}i32 @__kmpc_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]])
24 // CHECK-NEXT: [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
25 // CHECK-NEXT: br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
26 // CHECK: [[THEN]]
27 // CHECK-NEXT: store i8 2, i8* [[A_ADDR]]
28 // CHECK-NEXT: call {{.*}}void @__kmpc_end_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]])
29 // CHECK-NEXT: br label {{%?}}[[EXIT]]
30 // CHECK: [[EXIT]]
31 #pragma omp master
32 a = 2;
33 // CHECK: [[RES:%.+]] = call {{.*}}i32 @__kmpc_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]])
34 // CHECK-NEXT: [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
35 // CHECK-NEXT: br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
36 // CHECK: [[THEN]]
37 // CHECK-NEXT: invoke {{.*}}void [[FOO]]()
38 // CHECK: call {{.*}}void @__kmpc_end_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]])
39 // CHECK-NEXT: br label {{%?}}[[EXIT]]
40 // CHECK: [[EXIT]]
41 #pragma omp master
42 foo();
43 // CHECK-NOT: call i32 @__kmpc_master
44 // CHECK-NOT: call void @__kmpc_end_master
45 return a;
46 }
47
48 // CHECK-LABEL: parallel_master
49 // TERM_DEBUG-LABEL: parallel_master
parallel_master()50 void parallel_master() {
51 #pragma omp parallel
52 #pragma omp master
53 // TERM_DEBUG-NOT: __kmpc_global_thread_num
54 // TERM_DEBUG: call i32 @__kmpc_master({{.+}}), !dbg [[DBG_LOC_START:![0-9]+]]
55 // TERM_DEBUG: invoke void {{.*}}foo{{.*}}()
56 // TERM_DEBUG: unwind label %[[TERM_LPAD:.+]],
57 // TERM_DEBUG-NOT: __kmpc_global_thread_num
58 // TERM_DEBUG: call void @__kmpc_end_master({{.+}}), !dbg [[DBG_LOC_END:![0-9]+]]
59 // TERM_DEBUG: [[TERM_LPAD]]
60 // TERM_DEBUG: call void @__clang_call_terminate
61 // TERM_DEBUG: unreachable
62 foo();
63 }
64 // TERM_DEBUG-DAG: [[DBG_LOC_START]] = !DILocation(line: [[@LINE-12]],
65 // TERM_DEBUG-DAG: [[DBG_LOC_END]] = !DILocation(line: [[@LINE-3]],
66
67 #endif
68