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, ptr } 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(ptr [[DEFAULT_LOC:@.+]]) 34 // ALL: call {{.*}}void @__kmpc_critical(ptr [[DEFAULT_LOC]], i32 [[GTID]], ptr [[UNNAMED_LOCK]]) 35 // ALL-NEXT: store i8 2, ptr [[A_ADDR]] 36 // IRBUILDER-NEXT: br label %[[AFTER:[^ ,]+]] 37 // IRBUILDER: [[AFTER]] 38 // ALL-NEXT: call {{.*}}void @__kmpc_end_critical(ptr [[DEFAULT_LOC]], i32 [[GTID]], ptr [[UNNAMED_LOCK]]) 39 #pragma omp critical 40 a = 2; 41 // IRBUILDER: [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num(ptr [[DEFAULT_LOC:@.+]]) 42 // ALL: call {{.*}}void @__kmpc_critical(ptr [[DEFAULT_LOC]], i32 [[GTID]], ptr [[THE_NAME_LOCK]]) 43 // IRBUILDER-NEXT: call {{.*}}void [[FOO]]() 44 // NORMAL-NEXT: invoke {{.*}}void [[FOO]]() 45 // IRBUILDER-NEXT: br label %[[AFTER:[^ ,]+]] 46 // IRBUILDER: [[AFTER]] 47 // ALL: call {{.*}}void @__kmpc_end_critical(ptr [[DEFAULT_LOC]], i32 [[GTID]], ptr [[THE_NAME_LOCK]]) 48 #pragma omp critical(the_name) 49 foo(); 50 // IRBUILDER: [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num(ptr [[DEFAULT_LOC:@.+]]) 51 // ALL: call {{.*}}void @__kmpc_critical_with_hint(ptr [[DEFAULT_LOC]], i32 [[GTID]], ptr [[THE_NAME_LOCK1]], i{{64|32}} 23) 52 // IRBUILDER-NEXT: call {{.*}}void [[FOO]]() 53 // NORMAL-NEXT: invoke {{.*}}void [[FOO]]() 54 // IRBUILDER-NEXT: br label %[[AFTER:[^ ,]+]] 55 // IRBUILDER: [[AFTER]] 56 // ALL: call {{.*}}void @__kmpc_end_critical(ptr [[DEFAULT_LOC]], i32 [[GTID]], ptr [[THE_NAME_LOCK1]]) 57 #pragma omp critical(the_name1) hint(23) 58 foo(); 59 // IRBUILDER: [[GTID:%.+]] = call {{.*}}i32 @__kmpc_global_thread_num(ptr [[DEFAULT_LOC:@.+]]) 60 // ALL: call {{.*}}void @__kmpc_critical(ptr [[DEFAULT_LOC]], i32 [[GTID]], ptr [[THE_NAME_LOCK]]) 61 // NORMAL: br label 62 // NORMAL-NOT: call {{.*}}void @__kmpc_end_critical( 63 // NORMAL: br label 64 // NORMAL-NOT: call {{.*}}void @__kmpc_end_critical( 65 // NORMAL: br label 66 if (a) 67 #pragma omp critical(the_name) 68 while (1) 69 ; 70 // ALL: call {{.*}}void [[FOO]]() 71 foo(); 72 // ALL-NOT: call void @__kmpc_critical 73 // ALL-NOT: call void @__kmpc_end_critical 74 return a; 75 } 76 77 // ALL-LABEL: lambda_critical 78 // TERM_DEBUG-LABEL: lambda_critical 79 void lambda_critical(int a, int b) { 80 auto l = [=]() { 81 #pragma omp critical 82 { 83 // ALL: call void @__kmpc_critical( 84 int c = a + b; 85 } 86 }; 87 88 l(); 89 90 auto l1 = [=]() { 91 #pragma omp parallel 92 #pragma omp critical 93 { 94 // ALL: call void @__kmpc_critical( 95 int c = a + b; 96 } 97 }; 98 99 l1(); 100 } 101 102 struct S { 103 int a; 104 }; 105 // ALL-LABEL: critical_ref 106 void critical_ref(S &s) { 107 // ALL: [[S_ADDR:%.+]] = alloca ptr, 108 // ALL: [[S_REF:%.+]] = load ptr, ptr [[S_ADDR]], 109 // ALL: [[S_A_REF:%.+]] = getelementptr inbounds nuw %struct.S, ptr [[S_REF]], i32 0, i32 0 110 ++s.a; 111 // ALL: call void @__kmpc_critical( 112 #pragma omp critical 113 // ALL: [[S_REF:%.+]] = load ptr, ptr [[S_ADDR]], 114 // ALL: [[S_A_REF:%.+]] = getelementptr inbounds nuw %struct.S, ptr [[S_REF]], i32 0, i32 0 115 ++s.a; 116 // ALL: call void @__kmpc_end_critical( 117 } 118 119 // ALL-LABEL: parallel_critical 120 // TERM_DEBUG-LABEL: parallel_critical 121 void parallel_critical() { 122 #pragma omp parallel 123 #pragma omp critical 124 // TERM_DEBUG-NOT: __kmpc_global_thread_num 125 // TERM_DEBUG: call void @__kmpc_critical({{.+}}), !dbg [[DBG_LOC_START:![0-9]+]] 126 // TERM_DEBUG: invoke void {{.*}}foo{{.*}}() 127 // TERM_DEBUG: unwind label %[[TERM_LPAD:.+]], 128 // TERM_DEBUG-NOT: __kmpc_global_thread_num 129 // TERM_DEBUG: call void @__kmpc_end_critical({{.+}}), !dbg [[DBG_LOC_END:![0-9]+]] 130 // TERM_DEBUG: [[TERM_LPAD]] 131 // TERM_DEBUG: call void @__clang_call_terminate 132 // TERM_DEBUG: unreachable 133 foo(); 134 } 135 // TERM_DEBUG-DAG: [[DBG_LOC_START]] = !DILocation(line: [[@LINE-12]], 136 // TERM_DEBUG-DAG: [[DBG_LOC_END]] = !DILocation(line: [[@LINE-3]], 137 #endif 138