1// RUN: %libomp-compile-and-run | %sort-threads | FileCheck %s
2// REQUIRES: ompt
3
4#include "callback.h"
5#include <omp.h>
6
7int 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}

source code of openmp/runtime/test/ompt/parallel/region_in_expl_task_task_frames.c