1 // RUN: %clang_cc1 -verify -fopenmp -x c++ -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s --check-prefixes=ALL,NORMAL 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 --check-prefixes=ALL,NORMAL 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 // RUN: %clang_cc1 -verify -fopenmp -fopenmp-enable-irbuilder -x c++ -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck %s --check-prefixes=ALL,IRBUILDER 6 // RUN: %clang_cc1 -fopenmp -fopenmp-enable-irbuilder -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s 7 // RUN: %clang_cc1 -fopenmp -fopenmp-enable-irbuilder -x c++ -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -std=c++11 -include-pch %t -verify %s -emit-llvm -o - | FileCheck %s --check-prefixes=ALL,IRBUILDER 8 9 // RUN: %clang_cc1 -verify -fopenmp-simd -x c++ -emit-llvm %s -fexceptions -fcxx-exceptions -o - | FileCheck --check-prefix SIMD-ONLY0 %s 10 // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -triple x86_64-unknown-unknown -fexceptions -fcxx-exceptions -emit-pch -o %t %s 11 // 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 12 // 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 13 // SIMD-ONLY0-NOT: {{__kmpc|__tgt}} 14 // expected-no-diagnostics 15 #ifndef HEADER 16 #define HEADER 17 18 // ALL: [[IDENT_T_TY:%.+]] = type { i32, i32, i32, i32, i8* } 19 // ALL: [[UNNAMED_LOCK:@.+]] = common global [8 x i32] zeroinitializer 20 // ALL: [[THE_NAME_LOCK:@.+]] = common global [8 x i32] zeroinitializer 21 // ALL: [[THE_NAME_LOCK1:@.+]] = common global [8 x i32] zeroinitializer 22 23 // ALL: define {{.*}}void [[FOO:@.+]]() 24 25 void foo() { extern void mayThrow(); mayThrow(); } 26 27 // ALL-LABEL: @main 28 // TERM_DEBUG-LABEL: @main 29 int main() { 30 // ALL: [[A_ADDR:%.+]] = alloca i8 31 char a; 32 33 // ALL: [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num([[IDENT_T_TY]]* [[DEFAULT_LOC:@.+]]) 34 // ALL: call {{.*}}void @__kmpc_critical([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], [8 x i32]* [[UNNAMED_LOCK]]) 35 // ALL-NEXT: store i8 2, i8* [[A_ADDR]] 36 // ALL-NEXT: call {{.*}}void @__kmpc_end_critical([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], [8 x i32]* [[UNNAMED_LOCK]]) 37 #pragma omp critical 38 a = 2; 39 // IRBUILDER: [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num([[IDENT_T_TY]]* [[DEFAULT_LOC:@.+]]) 40 // ALL: call {{.*}}void @__kmpc_critical([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], [8 x i32]* [[THE_NAME_LOCK]]) 41 // IRBUILDER-NEXT: call {{.*}}void [[FOO]]() 42 // NORMAL-NEXT: invoke {{.*}}void [[FOO]]() 43 // ALL: call {{.*}}void @__kmpc_end_critical([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], [8 x i32]* [[THE_NAME_LOCK]]) 44 #pragma omp critical(the_name) 45 foo(); 46 // IRBUILDER: [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num([[IDENT_T_TY]]* [[DEFAULT_LOC:@.+]]) 47 // ALL: call {{.*}}void @__kmpc_critical_with_hint([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], [8 x i32]* [[THE_NAME_LOCK1]], i{{64|32}} 23) 48 // IRBUILDER-NEXT: call {{.*}}void [[FOO]]() 49 // NORMAL-NEXT: invoke {{.*}}void [[FOO]]() 50 // ALL: call {{.*}}void @__kmpc_end_critical([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], [8 x i32]* [[THE_NAME_LOCK1]]) 51 #pragma omp critical(the_name1) hint(23) 52 foo(); 53 // IRBUILDER: [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num([[IDENT_T_TY]]* [[DEFAULT_LOC:@.+]]) 54 // ALL: call {{.*}}void @__kmpc_critical([[IDENT_T_TY]]* [[DEFAULT_LOC]], i32 [[GTID]], [8 x i32]* [[THE_NAME_LOCK]]) 55 // ALL: br label 56 // ALL-NOT: call {{.*}}void @__kmpc_end_critical( 57 // ALL: br label 58 // ALL-NOT: call {{.*}}void @__kmpc_end_critical( 59 // NORMAL: br label 60 if (a) 61 #pragma omp critical(the_name) 62 while (1) 63 ; 64 // ALL: call {{.*}}void [[FOO]]() 65 foo(); 66 // ALL-NOT: call void @__kmpc_critical 67 // ALL-NOT: call void @__kmpc_end_critical 68 return a; 69 } 70 71 // ALL-LABEL: lambda_critical 72 // TERM_DEBUG-LABEL: lambda_critical 73 void lambda_critical(int a, int b) { 74 auto l = [=]() { 75 #pragma omp critical 76 { 77 // ALL: call void @__kmpc_critical( 78 int c = a + b; 79 } 80 }; 81 82 l(); 83 84 auto l1 = [=]() { 85 #pragma omp parallel 86 #pragma omp critical 87 { 88 // ALL: call void @__kmpc_critical( 89 int c = a + b; 90 } 91 }; 92 93 l1(); 94 } 95 96 struct S { 97 int a; 98 }; 99 // ALL-LABEL: critical_ref 100 void critical_ref(S &s) { 101 // ALL: [[S_ADDR:%.+]] = alloca %struct.S*, 102 // ALL: [[S_REF:%.+]] = load %struct.S*, %struct.S** [[S_ADDR]], 103 // ALL: [[S_A_REF:%.+]] = getelementptr inbounds %struct.S, %struct.S* [[S_REF]], i32 0, i32 0 104 ++s.a; 105 // ALL: call void @__kmpc_critical( 106 #pragma omp critical 107 // ALL: [[S_REF:%.+]] = load %struct.S*, %struct.S** [[S_ADDR]], 108 // ALL: [[S_A_REF:%.+]] = getelementptr inbounds %struct.S, %struct.S* [[S_REF]], i32 0, i32 0 109 ++s.a; 110 // ALL: call void @__kmpc_end_critical( 111 } 112 113 // ALL-LABEL: parallel_critical 114 // TERM_DEBUG-LABEL: parallel_critical 115 void parallel_critical() { 116 #pragma omp parallel 117 #pragma omp critical 118 // TERM_DEBUG-NOT: __kmpc_global_thread_num 119 // TERM_DEBUG: call void @__kmpc_critical({{.+}}), !dbg [[DBG_LOC_START:![0-9]+]] 120 // TERM_DEBUG: invoke void {{.*}}foo{{.*}}() 121 // TERM_DEBUG: unwind label %[[TERM_LPAD:.+]], 122 // TERM_DEBUG-NOT: __kmpc_global_thread_num 123 // TERM_DEBUG: call void @__kmpc_end_critical({{.+}}), !dbg [[DBG_LOC_END:![0-9]+]] 124 // TERM_DEBUG: [[TERM_LPAD]] 125 // TERM_DEBUG: call void @__clang_call_terminate 126 // TERM_DEBUG: unreachable 127 foo(); 128 } 129 // TERM_DEBUG-DAG: [[DBG_LOC_START]] = !DILocation(line: [[@LINE-12]], 130 // TERM_DEBUG-DAG: [[DBG_LOC_END]] = !DILocation(line: [[@LINE-3]], 131 #endif 132