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 
6 // RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck --check-prefix SIMD-ONLY0 %s
7 // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s
8 // RUN: %clang_cc1 -fopenmp-simd -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck --check-prefix SIMD-ONLY0 %s
9 // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp-simd -fexceptions -fcxx-exceptions -debug-info-kind=line-tables-only -x c++ -emit-llvm %s -o - | FileCheck --check-prefix SIMD-ONLY0 %s
10 // SIMD-ONLY0-NOT: {{__kmpc|__tgt}}
11 // expected-no-diagnostics
12 #ifndef HEADER
13 #define HEADER
14 
15 // CHECK:       [[IDENT_T_TY:%.+]] = type { i32, i32, i32, i32, i8* }
16 
17 // CHECK:       define {{.*}}void [[FOO:@.+]]()
18 
19 void foo() {}
20 
21 // CHECK-LABEL: @main
22 // TERM_DEBUG-LABEL: @main
23 int main() {
24   // CHECK:       [[A_ADDR:%.+]] = alloca i8
25   char a;
26 
27 // CHECK:       [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num([[IDENT_T_TY]]* [[DEFAULT_LOC:@.+]])
28 // CHECK:       [[RES:%.+]] = call {{.*}}i32 @__kmpc_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]])
29 // CHECK-NEXT:  [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
30 // CHECK-NEXT:  br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
31 // CHECK:       [[THEN]]
32 // CHECK-NEXT:  store i8 2, i8* [[A_ADDR]]
33 // CHECK-NEXT:  call {{.*}}void @__kmpc_end_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]])
34 // CHECK-NEXT:  br label {{%?}}[[EXIT]]
35 // CHECK:       [[EXIT]]
36 #pragma omp master
37   a = 2;
38 // CHECK:       [[RES:%.+]] = call {{.*}}i32 @__kmpc_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]])
39 // CHECK-NEXT:  [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
40 // CHECK-NEXT:  br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
41 // CHECK:       [[THEN]]
42 // CHECK-NEXT:  invoke {{.*}}void [[FOO]]()
43 // CHECK:       call {{.*}}void @__kmpc_end_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]])
44 // CHECK-NEXT:  br label {{%?}}[[EXIT]]
45 // CHECK:       [[EXIT]]
46 #pragma omp master
47   foo();
48 // CHECK-NOT:   call i32 @__kmpc_master
49 // CHECK-NOT:   call void @__kmpc_end_master
50   return a;
51 }
52 
53 // CHECK-LABEL:      parallel_master
54 // TERM_DEBUG-LABEL: parallel_master
55 void parallel_master() {
56 #pragma omp parallel
57 #pragma omp master
58   // TERM_DEBUG-NOT: __kmpc_global_thread_num
59   // TERM_DEBUG:     call i32 @__kmpc_master({{.+}}), !dbg [[DBG_LOC_START:![0-9]+]]
60   // TERM_DEBUG:     invoke void {{.*}}foo{{.*}}()
61   // TERM_DEBUG:     unwind label %[[TERM_LPAD:.+]],
62   // TERM_DEBUG-NOT: __kmpc_global_thread_num
63   // TERM_DEBUG:     call void @__kmpc_end_master({{.+}}), !dbg [[DBG_LOC_END:![0-9]+]]
64   // TERM_DEBUG:     [[TERM_LPAD]]
65   // TERM_DEBUG:     call void @__clang_call_terminate
66   // TERM_DEBUG:     unreachable
67   foo();
68 }
69 // TERM_DEBUG-DAG: [[DBG_LOC_START]] = !DILocation(line: [[@LINE-12]],
70 // TERM_DEBUG-DAG: [[DBG_LOC_END]] = !DILocation(line: [[@LINE-3]],
71 
72 #endif
73