clang/test/OpenMP/parallel_sections_ast_print.cpp

   1 // RUN: %clang_cc1 -verify -fopenmp -ast-print %s | FileCheck %s
   2 // RUN: %clang_cc1 -fopenmp -x c++ -std=c++11 -emit-pch -o %t %s
   3 // RUN: %clang_cc1 -fopenmp -std=c++11 -include-pch %t -verify %s -ast-print | FileCheck %s
   4
   5 // RUN: %clang_cc1 -verify -fopenmp-simd -ast-print %s | FileCheck %s
   6 // RUN: %clang_cc1 -fopenmp-simd -x c++ -std=c++11 -emit-pch -o %t %s
   7 // RUN: %clang_cc1 -fopenmp-simd -std=c++11 -include-pch %t -verify %s -ast-print | FileCheck %s
   8 // expected-no-diagnostics
   9
  10 #ifndef HEADER
  11 #define HEADER
  12
  13 void foo() {}
  14
  15 template <class T>
  16 struct S {
  17   operator T() { return T(); }
  18   static T TS;
  19 #pragma omp threadprivate(TS)
  20 };
  21
  22 // CHECK:      template <class T> struct S {
  23 // CHECK:        static T TS;
  24 // CHECK-NEXT:   #pragma omp threadprivate(S::TS)
  25 // CHECK:      };
  26 // CHECK:      template<> struct S<int> {
  27 // CHECK:        static int TS;
  28 // CHECK-NEXT:   #pragma omp threadprivate(S<int>::TS)
  29 // CHECK-NEXT: }
  30 // CHECK:      template<> struct S<long> {
  31 // CHECK:        static long TS;
  32 // CHECK-NEXT:   #pragma omp threadprivate(S<long>::TS)
  33 // CHECK-NEXT: }
  34
  35 template <typename T, int C>
  36 T tmain(T argc, T *argv) {
  37   T b = argc, c, d, e, f, g;
  38   static T a;
  39   S<T> s;
  40 #pragma omp parallel sections
  41   {
  42     a = 2;
  43   }
  44 #pragma omp parallel sections default(none), private(argc, b) firstprivate(argv) shared(d) if (parallel: argc > 0) num_threads(C) copyin(S < T > ::TS) proc_bind(master) reduction(+ : c) reduction(max : e) allocate(e)
  45   {
  46     foo();
  47   }
  48 #pragma omp parallel sections allocate(b) if (C) num_threads(s) proc_bind(close) reduction(^ : e, f) reduction(&& : g) lastprivate(b, c)
  49   {
  50     foo();
  51 #pragma omp section
  52     foo();
  53   }
  54   return 0;
  55 }
  56
  57 // CHECK: template <typename T, int C> T tmain(T argc, T *argv) {
  58 // CHECK-NEXT: T b = argc, c, d, e, f, g;
  59 // CHECK-NEXT: static T a;
  60 // CHECK-NEXT: S<T> s;
  61 // CHECK-NEXT: #pragma omp parallel sections{{$}}
  62 // CHECK-NEXT: {
  63 // CHECK-NEXT: a = 2;
  64 // CHECK-NEXT: }
  65 // CHECK-NEXT: #pragma omp parallel sections default(none) private(argc,b) firstprivate(argv) shared(d) if(parallel: argc > 0) num_threads(C) copyin(S<T>::TS) proc_bind(master) reduction(+: c) reduction(max: e) allocate(e)
  66 // CHECK-NEXT: {
  67 // CHECK-NEXT: foo();
  68 // CHECK-NEXT: }
  69 // CHECK-NEXT: #pragma omp parallel sections allocate(b) if(C) num_threads(s) proc_bind(close) reduction(^: e,f) reduction(&&: g) lastprivate(b,c)
  70 // CHECK-NEXT: {
  71 // CHECK-NEXT: foo();
  72 // CHECK-NEXT: #pragma omp section
  73 // CHECK-NEXT: foo();
  74 // CHECK-NEXT: }
  75 // CHECK: template<> int tmain<int, 5>(int argc, int *argv) {
  76 // CHECK-NEXT: int b = argc, c, d, e, f, g;
  77 // CHECK-NEXT: static int a;
  78 // CHECK-NEXT: S<int> s;
  79 // CHECK-NEXT: #pragma omp parallel sections
  80 // CHECK-NEXT: {
  81 // CHECK-NEXT: a = 2;
  82 // CHECK-NEXT: }
  83 // CHECK-NEXT: #pragma omp parallel sections default(none) private(argc,b) firstprivate(argv) shared(d) if(parallel: argc > 0) num_threads(5) copyin(S<int>::TS) proc_bind(master) reduction(+: c) reduction(max: e) allocate(e)
  84 // CHECK-NEXT: {
  85 // CHECK-NEXT: foo();
  86 // CHECK-NEXT: }
  87 // CHECK-NEXT: #pragma omp parallel sections allocate(b) if(5) num_threads(s) proc_bind(close) reduction(^: e,f) reduction(&&: g) lastprivate(b,c)
  88 // CHECK-NEXT: {
  89 // CHECK-NEXT: foo();
  90 // CHECK-NEXT: #pragma omp section
  91 // CHECK-NEXT: foo();
  92 // CHECK-NEXT: }
  93 // CHECK: template<> long tmain<long, 1>(long argc, long *argv) {
  94 // CHECK-NEXT: long b = argc, c, d, e, f, g;
  95 // CHECK-NEXT: static long a;
  96 // CHECK-NEXT: S<long> s;
  97 // CHECK-NEXT: #pragma omp parallel sections
  98 // CHECK-NEXT: {
  99 // CHECK-NEXT: a = 2;
 100 // CHECK-NEXT: }
 101 // CHECK-NEXT: #pragma omp parallel sections default(none) private(argc,b) firstprivate(argv) shared(d) if(parallel: argc > 0) num_threads(1) copyin(S<long>::TS) proc_bind(master) reduction(+: c) reduction(max: e) allocate(e)
 102 // CHECK-NEXT: {
 103 // CHECK-NEXT: foo();
 104 // CHECK-NEXT: }
 105 // CHECK-NEXT: #pragma omp parallel sections allocate(b) if(1) num_threads(s) proc_bind(close) reduction(^: e,f) reduction(&&: g) lastprivate(b,c)
 106 // CHECK-NEXT: {
 107 // CHECK-NEXT: foo();
 108 // CHECK-NEXT: #pragma omp section
 109 // CHECK-NEXT: foo();
 110 // CHECK-NEXT: }
 111
 112 enum Enum {};
 113
 114 int main(int argc, char **argv) {
 115   long x;
 116   int b = argc, c, d, e, f, g;
 117   static int a;
 118 #pragma omp threadprivate(a)
 119   Enum ee;
 120 // CHECK: Enum ee;
 121 #pragma omp parallel sections reduction(task,*:f)
 122   // CHECK-NEXT: #pragma omp parallel sections reduction(task, *: f)
 123   {
 124     a = 2;
 125   }
 126 // CHECK-NEXT: {
 127 // CHECK-NEXT: a = 2;
 128 // CHECK-NEXT: }
 129 #pragma omp parallel sections default(none), private(argc, b) firstprivate(argv) if (argc > 0) num_threads(ee) copyin(a) proc_bind(spread) reduction(| : c, d) reduction(* : e) lastprivate(argv)
 130   // CHECK-NEXT: #pragma omp parallel sections default(none) private(argc,b) firstprivate(argv) if(argc > 0) num_threads(ee) copyin(a) proc_bind(spread) reduction(|: c,d) reduction(*: e) lastprivate(argv)
 131   {
 132     foo();
 133 #pragma omp section
 134     foo();
 135 #pragma omp section
 136     foo();
 137   }
 138   // CHECK-NEXT: {
 139   // CHECK-NEXT: foo();
 140   // CHECK-NEXT: #pragma omp section
 141   // CHECK-NEXT: foo();
 142   // CHECK-NEXT: #pragma omp section
 143   // CHECK-NEXT: foo();
 144   // CHECK-NEXT: }
 145   return tmain<int, 5>(b, &b) + tmain<long, 1>(x, &x);
 146 }
 147
 148 template<typename T>
 149 T S<T>::TS = 0;
 150
 151 #endif