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() { extern void mayThrow(); mayThrow(); } 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: [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num([[IDENT_T_TY]]* [[DEFAULT_LOC:@.+]]) 39 // CHECK: [[RES:%.+]] = call {{.*}}i32 @__kmpc_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]]) 40 // CHECK-NEXT: [[IS_MASTER:%.+]] = icmp ne i32 [[RES]], 0 41 // CHECK-NEXT: br i1 [[IS_MASTER]], label {{%?}}[[THEN:.+]], label {{%?}}[[EXIT:.+]] 42 // CHECK: [[THEN]] 43 // CHECK-NEXT: call {{.*}}void [[FOO]]() 44 // CHECK: call {{.*}}void @__kmpc_end_master([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]]) 45 // CHECK-NEXT: br label {{%?}}[[EXIT]] 46 // CHECK: [[EXIT]] 47 #pragma omp master 48 foo(); 49 // CHECK-NOT: call i32 @__kmpc_master 50 // CHECK-NOT: call void @__kmpc_end_master 51 return a; 52 } 53 54 // CHECK-LABEL: lambda_master 55 // TERM_DEBUG-LABEL: lambda_master 56 void lambda_master(int a, int b) { 57 auto l = [=]() { 58 #pragma omp master 59 { 60 // CHECK: call i32 @__kmpc_master( 61 int c = a + b; 62 } 63 }; 64 65 l(); 66 67 auto l1 = [=]() { 68 #pragma omp parallel 69 #pragma omp master 70 { 71 // CHECK: call i32 @__kmpc_master( 72 int c = a + b; 73 } 74 }; 75 76 l1(); 77 78 auto l2 = [=]() { 79 #pragma omp parallel master 80 { 81 // CHECK: call i32 @__kmpc_master( 82 int c = a + b; 83 } 84 }; 85 86 l2(); 87 } 88 89 // CHECK-LABEL: parallel_master 90 // TERM_DEBUG-LABEL: parallel_master 91 void parallel_master() { 92 #pragma omp parallel 93 #pragma omp master 94 // TERM_DEBUG: __kmpc_global_thread_num 95 // TERM_DEBUG: call i32 @__kmpc_master({{.+}}), !dbg [[DBG_LOC_START:![0-9]+]] 96 // TERM_DEBUG: invoke void {{.*}}foo{{.*}}() 97 // TERM_DEBUG: unwind label %[[TERM_LPAD:.+]], 98 // TERM_DEBUG-NOT: __kmpc_global_thread_num 99 // TERM_DEBUG: call void @__kmpc_end_master({{.+}}), !dbg [[DBG_LOC_END:![0-9]+]] 100 // TERM_DEBUG: [[TERM_LPAD]] 101 // TERM_DEBUG: call void @__clang_call_terminate 102 // TERM_DEBUG: unreachable 103 foo(); 104 } 105 // TERM_DEBUG-DAG: [[DBG_LOC_START]] = !DILocation(line: [[@LINE-12]], 106 // TERM_DEBUG-DAG: [[DBG_LOC_END]] = !DILocation(line: [[@LINE-3]], 107 108 #endif 109