openmp/runtime/test/ompt/parallel/region_in_expl_task_task_frames.c

   1 // RUN: %libomp-compile-and-run | %sort-threads | FileCheck %s
   2 // REQUIRES: ompt
   3
   4 #include "callback.h"
   5 #include <omp.h>
   6
   7 int main()
   8 {
   9 #pragma omp parallel num_threads(2)
  10   {
  11     if (omp_get_thread_num() == 0) {
  12       // region 0
  13 #pragma omp task if(0)
  14       {
  15         // explicit task immediately executed by the initial master thread
  16 #pragma omp parallel num_threads(2)
  17         {
  18           if (omp_get_thread_num() == 0) {
  19             // Note that this is executed by the initial master thread
  20             // region 1
  21             // region 1's implicit task
  22             print_ids(0);
  23             // explicit task
  24             print_ids(1);
  25             // region 0's implicit task
  26             print_ids(2);
  27             // initial task
  28             print_ids(3);
  29           }
  30         }
  31       }
  32     }
  33   }
  34
  35   // Check if libomp supports the callbacks for this test.
  36   // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_task_create'
  37   // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_implicit_task'
  38
  39
  40   // CHECK: {{^}}0: NULL_POINTER=[[NULL:.*$]]
  41   // CHECK: {{^}}[[MASTER_ID:[0-9]+]]: ompt_event_initial_task_begin: parallel_id=[[INITIAL_PARALLEL_ID:[0-9]+]], task_id=[[INITIAL_TASK_ID:[0-9]+]], actual_parallelism=1, index=1, flags=1
  42
  43   // region 0
  44   // CHECK: {{^}}[[MASTER_ID]]: ompt_event_parallel_begin
  45   // CHECK-SAME: parent_task_frame.exit=[[NULL]], parent_task_frame.reenter=[[INITIAL_TASK_FRAME_ENTER:0x[0-f]+]],
  46   // CHECK-SAME: parallel_id=[[PARALLEL_ID_0:[0-9]+]]
  47   // CHECK: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_begin: parallel_id=[[PARALLEL_ID_0]], task_id=[[TASK_ID_0:[0-9]+]]
  48
  49   // explicit task
  50   // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_create: parent_task_id=[[TASK_ID_0]]
  51   // CHECK-SAME: parent_task_frame.exit=[[REGION_0_FRAME_EXIT:0x[0-f]+]]
  52   // CHECK-SAME: parent_task_frame.reenter=[[REGION_0_FRAME_ENTER:0x[0-f]+]]
  53   // CHECK-SAME: new_task_id=[[TASK_ID_1:[0-9]+]]
  54   // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_schedule: first_task_id=[[TASK_ID_0]], second_task_id=[[TASK_ID_1]]
  55
  56   // region 1
  57   // CHECK: {{^}}[[MASTER_ID]]: ompt_event_parallel_begin
  58   // CHECK-SAME: parent_task_frame.exit=[[EXPLICIT_TASK_FRAME_EXIT:0x[0-f]+]], parent_task_frame.reenter=[[EXPLICIT_TASK_FRAME_ENTER:0x[0-f]+]],
  59   // CHECK-SAME: parallel_id=[[PARALLEL_ID_1:[0-9]+]]
  60   // CHECK: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_begin: parallel_id=[[PARALLEL_ID_1]], task_id=[[TASK_ID_2:[0-9]+]]
  61
  62   // region 1's implicit task information (exit frame should be set, while enter should be NULL)
  63   // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID_1]], task_id=[[TASK_ID_2]]
  64   // CHECK-SAME: exit_frame={{0x[0-f]+}}
  65   // CHECK-SAME: reenter_frame=[[NULL]]
  66   // CHECK-SAME: task_type=ompt_task_implicit
  67
  68   // explicit task information (both exit and enter frames should be set)
  69   // CHECK: {{^}}[[MASTER_ID]]: task level 1: parallel_id=[[PARALLEL_ID_0]], task_id=[[TASK_ID_1]]
  70   // CHECK-SAME: exit_frame=[[EXPLICIT_TASK_FRAME_EXIT]]
  71   // CHECK-SAME: reenter_frame=[[EXPLICIT_TASK_FRAME_ENTER]]
  72   // CHECK-SAME: task_type=ompt_task_explicit
  73
  74   // region 0's implicit task information (both exit and enter frames should be set)
  75   // CHECK: {{^}}[[MASTER_ID]]: task level 2: parallel_id=[[PARALLEL_ID_0]], task_id=[[TASK_ID_0]]
  76   // CHECK-SAME: exit_frame=[[REGION_0_FRAME_EXIT]]
  77   // CHECK-SAME: reenter_frame=[[REGION_0_FRAME_ENTER]]
  78   // CHECK-SAME: task_type=ompt_task_implicit
  79
  80   // region 0's initial task information (both exit and enter frames should be set)
  81   // CHECK: {{^}}[[MASTER_ID]]: task level 3: parallel_id=[[INITIAL_PARALLEL_ID]], task_id=[[INITIAL_TASK_ID]]
  82   // CHECK-SAME: exit_frame=[[NULL]]
  83   // CHECK-SAME: reenter_frame=[[INITIAL_TASK_FRAME_ENTER]]
  84   // CHECK-SAME: task_type=ompt_task_initial
  85
  86   return 0;
  87 }