1*0a6a1f1dSLionel Sambuc // RUN: %clang_cc1 -verify -fopenmp=libiomp5 -x c++ -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s
2*0a6a1f1dSLionel Sambuc // RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s
3*0a6a1f1dSLionel Sambuc // RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s
4*0a6a1f1dSLionel Sambuc // expected-no-diagnostics
5*0a6a1f1dSLionel Sambuc
6*0a6a1f1dSLionel Sambuc #ifndef HEADER
7*0a6a1f1dSLionel Sambuc #define HEADER
8*0a6a1f1dSLionel Sambuc
9*0a6a1f1dSLionel Sambuc // CHECK: [[IDENT_T_TY:%.+]] = type { i32, i32, i32, i32, i8* }
10*0a6a1f1dSLionel Sambuc
11*0a6a1f1dSLionel Sambuc // CHECK: define void [[FOO:@.+]]()
12*0a6a1f1dSLionel Sambuc
foo()13*0a6a1f1dSLionel Sambuc void foo() {}
14*0a6a1f1dSLionel Sambuc
15*0a6a1f1dSLionel Sambuc // CHECK-LABEL: @main
main()16*0a6a1f1dSLionel Sambuc int main() {
17*0a6a1f1dSLionel Sambuc // CHECK: [[A_ADDR:%.+]] = alloca i8
18*0a6a1f1dSLionel Sambuc char a;
19*0a6a1f1dSLionel Sambuc
20*0a6a1f1dSLionel Sambuc // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT_T_TY]]* [[DEFAULT_LOC:@.+]])
21*0a6a1f1dSLionel Sambuc // CHECK: [[RES:%.+]] = call i32 @__kmpc_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]])
22*0a6a1f1dSLionel Sambuc // CHECK-NEXT: [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
23*0a6a1f1dSLionel Sambuc // CHECK-NEXT: br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
24*0a6a1f1dSLionel Sambuc // CHECK: [[THEN]]
25*0a6a1f1dSLionel Sambuc // CHECK-NEXT: store i8 2, i8* [[A_ADDR]]
26*0a6a1f1dSLionel Sambuc // CHECK-NEXT: call void @__kmpc_end_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]])
27*0a6a1f1dSLionel Sambuc // CHECK-NEXT: br label {{%?}}[[EXIT]]
28*0a6a1f1dSLionel Sambuc // CHECK: [[EXIT]]
29*0a6a1f1dSLionel Sambuc #pragma omp master
30*0a6a1f1dSLionel Sambuc a = 2;
31*0a6a1f1dSLionel Sambuc // CHECK: [[RES:%.+]] = call i32 @__kmpc_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]])
32*0a6a1f1dSLionel Sambuc // CHECK-NEXT: [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0
33*0a6a1f1dSLionel Sambuc // CHECK-NEXT: br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]]
34*0a6a1f1dSLionel Sambuc // CHECK: [[THEN]]
35*0a6a1f1dSLionel Sambuc // CHECK-NEXT: call void [[FOO]]()
36*0a6a1f1dSLionel Sambuc // CHECK-NEXT: call void @__kmpc_end_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]])
37*0a6a1f1dSLionel Sambuc // CHECK-NEXT: br label {{%?}}[[EXIT]]
38*0a6a1f1dSLionel Sambuc // CHECK: [[EXIT]]
39*0a6a1f1dSLionel Sambuc #pragma omp master
40*0a6a1f1dSLionel Sambuc foo();
41*0a6a1f1dSLionel Sambuc // CHECK-NOT: call i32 @__kmpc_master
42*0a6a1f1dSLionel Sambuc // CHECK-NOT: call void @__kmpc_end_master
43*0a6a1f1dSLionel Sambuc return a;
44*0a6a1f1dSLionel Sambuc }
45*0a6a1f1dSLionel Sambuc
46*0a6a1f1dSLionel Sambuc #endif
47