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 #ifndef HEADER 7 #define HEADER 8 9 // CHECK: [[IDENT_T_TY:%.+]] = type { i32, i32, i32, i32, i8* } 10 11 // CHECK: define {{.*}}void [[FOO:@.+]]() 12 13 void foo() {} 14 15 // CHECK-LABEL: @main 16 // TERM_DEBUG-LABEL: @main 17 int main() { 18 // CHECK: [[A_ADDR:%.+]] = alloca i8 19 char a; 20 21 // CHECK: [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num([[IDENT_T_TY]]* [[DEFAULT_LOC:@.+]]) 22 // CHECK: [[RES:%.+]] = call {{.*}}i32 @__kmpc_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]]) 23 // CHECK-NEXT: [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0 24 // CHECK-NEXT: br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]] 25 // CHECK: [[THEN]] 26 // CHECK-NEXT: store i8 2, i8* [[A_ADDR]] 27 // CHECK-NEXT: call {{.*}}void @__kmpc_end_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]]) 28 // CHECK-NEXT: br label {{%?}}[[EXIT]] 29 // CHECK: [[EXIT]] 30 #pragma omp master 31 a = 2; 32 // CHECK: [[RES:%.+]] = call {{.*}}i32 @__kmpc_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]]) 33 // CHECK-NEXT: [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0 34 // CHECK-NEXT: br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]] 35 // CHECK: [[THEN]] 36 // CHECK-NEXT: invoke {{.*}}void [[FOO]]() 37 // CHECK: call {{.*}}void @__kmpc_end_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]]) 38 // CHECK-NEXT: br label {{%?}}[[EXIT]] 39 // CHECK: [[EXIT]] 40 #pragma omp master 41 foo(); 42 // CHECK-NOT: call i32 @__kmpc_master 43 // CHECK-NOT: call void @__kmpc_end_master 44 return a; 45 } 46 47 // CHECK-LABEL: parallel_master 48 // TERM_DEBUG-LABEL: parallel_master 49 void parallel_master() { 50 #pragma omp parallel 51 #pragma omp master 52 // TERM_DEBUG-NOT: __kmpc_global_thread_num 53 // TERM_DEBUG: call i32 @__kmpc_master({{.+}}), !dbg [[DBG_LOC_START:![0-9]+]] 54 // TERM_DEBUG: invoke void {{.*}}foo{{.*}}() 55 // TERM_DEBUG: unwind label %[[TERM_LPAD:.+]], 56 // TERM_DEBUG-NOT: __kmpc_global_thread_num 57 // TERM_DEBUG: call void @__kmpc_end_master({{.+}}), !dbg [[DBG_LOC_END:![0-9]+]] 58 // TERM_DEBUG: [[TERM_LPAD]] 59 // TERM_DEBUG: call void @__clang_call_terminate 60 // TERM_DEBUG: unreachable 61 foo(); 62 } 63 // TERM_DEBUG-DAG: [[DBG_LOC_START]] = !DILocation(line: [[@LINE-12]], 64 // TERM_DEBUG-DAG: [[DBG_LOC_END]] = !DILocation(line: [[@LINE-3]], 65 66 #endif 67