clang/test/OpenMP/masked_taskloop_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, int N>
  16 T tmain(T argc) {
  17   T b = argc, c, d, e, f, g;
  18   int tid = 0;
  19   static T a;
  20 // CHECK: static T a;
  21 #pragma omp taskgroup allocate(d) task_reduction(+: d)
  22 #pragma omp masked taskloop if(taskloop: argc > N) default(shared) untied priority(N) grainsize(N) reduction(+:g) in_reduction(+: d) filter(tid) allocate(d)
  23   // CHECK-NEXT: #pragma omp taskgroup allocate(d) task_reduction(+: d)
  24   // CHECK-NEXT: #pragma omp masked taskloop if(taskloop: argc > N) default(shared) untied priority(N) grainsize(N) reduction(+: g) in_reduction(+: d) filter(tid) allocate(d){{$}}
  25   for (int i = 0; i < 2; ++i)
  26     a = 2;
  27 // CHECK-NEXT: for (int i = 0; i < 2; ++i)
  28 // CHECK-NEXT: a = 2;
  29 #pragma omp parallel
  30 #pragma omp masked taskloop private(argc, b), firstprivate(c, d), lastprivate(d, f) collapse(N) shared(g) if (c) final(d) mergeable priority(f) nogroup num_tasks(N)
  31   for (int i = 0; i < 2; ++i)
  32     for (int j = 0; j < 2; ++j)
  33       for (int j = 0; j < 2; ++j)
  34         for (int j = 0; j < 2; ++j)
  35           for (int j = 0; j < 2; ++j)
  36   for (int i = 0; i < 2; ++i)
  37     for (int j = 0; j < 2; ++j)
  38       for (int j = 0; j < 2; ++j)
  39         for (int j = 0; j < 2; ++j)
  40           for (int j = 0; j < 2; ++j) {
  41 #pragma omp cancel taskgroup
  42 #pragma omp cancellation point taskgroup
  43             foo();
  44           }
  45   // CHECK-NEXT: #pragma omp parallel
  46   // CHECK-NEXT: #pragma omp masked taskloop private(argc,b) firstprivate(c,d) lastprivate(d,f) collapse(N) shared(g) if(c) final(d) mergeable priority(f) nogroup num_tasks(N)
  47   // CHECK-NEXT: for (int i = 0; i < 2; ++i)
  48   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
  49   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
  50   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
  51   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
  52   // CHECK-NEXT: for (int i = 0; i < 2; ++i)
  53   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
  54   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
  55   // CHECK-NEXT: for (int j = 0; j < 2; ++j)
  56   // CHECK-NEXT: for (int j = 0; j < 2; ++j) {
  57   // CHECK-NEXT: #pragma omp cancel taskgroup
  58   // CHECK-NEXT: #pragma omp cancellation point taskgroup
  59   // CHECK-NEXT: foo();
  60   return T();
  61 }
  62
  63 // CHECK-LABEL: int main(int argc, char **argv) {
  64 int main(int argc, char **argv) {
  65   int b = argc, c, d, e, f, g;
  66   int tid = 0;
  67   static int a;
  68 // CHECK: static int a;
  69 #pragma omp taskgroup task_reduction(+: d)
  70 #pragma omp masked taskloop if(taskloop: a) default(none) shared(a) final(b) priority(5) num_tasks(argc) reduction(*: g) in_reduction(+:d)
  71   // CHECK-NEXT: #pragma omp taskgroup task_reduction(+: d)
  72   // CHECK-NEXT: #pragma omp masked taskloop if(taskloop: a) default(none) shared(a) final(b) priority(5) num_tasks(argc) reduction(*: g) in_reduction(+: d)
  73   for (int i = 0; i < 2; ++i)
  74     a = 2;
  75 // CHECK-NEXT: for (int i = 0; i < 2; ++i)
  76 // CHECK-NEXT: a = 2;
  77 #pragma omp parallel
  78 #pragma omp masked taskloop private(argc, b), firstprivate(argv, c), lastprivate(d, f) collapse(2) shared(g) if(argc) mergeable priority(argc) grainsize(argc) reduction(max: a, e) filter(tid)
  79   for (int i = 0; i < 10; ++i)
  80     for (int j = 0; j < 10; ++j) {
  81 #pragma omp cancel taskgroup
  82 #pragma omp cancellation point taskgroup
  83       foo();
  84     }
  85   // CHECK-NEXT: #pragma omp parallel
  86   // CHECK-NEXT: #pragma omp masked taskloop private(argc,b) firstprivate(argv,c) lastprivate(d,f) collapse(2) shared(g) if(argc) mergeable priority(argc) grainsize(argc) reduction(max: a,e) filter(tid)
  87   // CHECK-NEXT: for (int i = 0; i < 10; ++i)
  88   // CHECK-NEXT: for (int j = 0; j < 10; ++j) {
  89   // CHECK-NEXT: #pragma omp cancel taskgroup
  90   // CHECK-NEXT: #pragma omp cancellation point taskgroup
  91   // CHECK-NEXT: foo();
  92   return (tmain<int, 5>(argc) + tmain<char, 1>(argv[0][0]));
  93 }
  94
  95 #endif