1 // RUN: %clang_cc1 -verify -fopenmp=libiomp5 -x c++ -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s
2 // RUN: %clang_cc1 -fopenmp=libiomp5 -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s
3 // 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 // RUN: %clang_cc1 -verify -triple x86_64-apple-darwin10 -fopenmp=libiomp5 -fexceptions -fcxx-exceptions -gline-tables-only -x c++ -emit-llvm %s -o - | FileCheck %s --check-prefix=TERM_DEBUG
5 // expected-no-diagnostics
6
7 #ifndef HEADER
8 #define HEADER
9
10 // CHECK: [[IDENT_T_TY:%.+]] = type { i32, i32, i32, i32, i8* }
11 // CHECK: [[UNNAMED_LOCK:@.+]] = common global [8 x i32] zeroinitializer
12 // CHECK: [[THE_NAME_LOCK:@.+]] = common global [8 x i32] zeroinitializer
13
14 // CHECK: define void [[FOO:@.+]]()
15
foo()16 void foo() {}
17
18 // CHECK-LABEL: @main
19 // TERM_DEBUG-LABEL: @main
main()20 int main() {
21 // CHECK: [[A_ADDR:%.+]] = alloca i8
22 char a;
23
24 // CHECK: [[GTID:%.+]] = call i32 @__kmpc_global_thread_num([[IDENT_T_TY]]* [[DEFAULT_LOC:@.+]])
25 // CHECK: call void @__kmpc_critical([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], [8 x i32]* [[UNNAMED_LOCK]])
26 // CHECK-NEXT: store i8 2, i8* [[A_ADDR]]
27 // CHECK-NEXT: call void @__kmpc_end_critical([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], [8 x i32]* [[UNNAMED_LOCK]])
28 #pragma omp critical
29 a = 2;
30 // CHECK: call void @__kmpc_critical([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], [8 x i32]* [[THE_NAME_LOCK]])
31 // CHECK-NEXT: invoke void [[FOO]]()
32 // CHECK: call void @__kmpc_end_critical([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], [8 x i32]* [[THE_NAME_LOCK]])
33 #pragma omp critical(the_name)
34 foo();
35 // CHECK-NOT: call void @__kmpc_critical
36 // CHECK-NOT: call void @__kmpc_end_critical
37 return a;
38 }
39
40 // CHECK-LABEL: parallel_critical
41 // TERM_DEBUG-LABEL: parallel_critical
parallel_critical()42 void parallel_critical() {
43 #pragma omp parallel
44 #pragma omp critical
45 // TERM_DEBUG-NOT: __kmpc_global_thread_num
46 // TERM_DEBUG: call void @__kmpc_critical({{.+}}), !dbg [[DBG_LOC_START:![0-9]+]]
47 // TERM_DEBUG: invoke void {{.*}}foo{{.*}}()
48 // TERM_DEBUG: unwind label %[[TERM_LPAD:.+]],
49 // TERM_DEBUG-NOT: __kmpc_global_thread_num
50 // TERM_DEBUG: call void @__kmpc_end_critical({{.+}}), !dbg [[DBG_LOC_END:![0-9]+]]
51 // TERM_DEBUG: [[TERM_LPAD]]
52 // TERM_DEBUG: call void @__clang_call_terminate
53 // TERM_DEBUG: unreachable
54 foo();
55 }
56 // TERM_DEBUG-DAG: [[DBG_LOC_START]] = !MDLocation(line: [[@LINE-12]],
57 // TERM_DEBUG-DAG: [[DBG_LOC_END]] = !MDLocation(line: [[@LINE-3]],
58 #endif
59