cancel_taskgroup.c
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// RUN: %libomp-compile && env OMP_CANCELLATION=true %libomp-run | %sort-threads | FileCheck %s
// REQUIRES: ompt
// UNSUPPORTED: clang-3, clang-4.0.0
// Current GOMP interface implementation does not support cancellation; icc 16 has a bug
// XFAIL: gcc, icc-16
#include "callback.h"
#include <unistd.h>
#include <stdio.h>
int main()
{
int condition=0;
#pragma omp parallel num_threads(2)
{}
print_frame(0);
#pragma omp parallel num_threads(2)
{
#pragma omp master
{
#pragma omp taskgroup
{
#pragma omp task shared(condition)
{
printf("start execute task 1\n");
OMPT_SIGNAL(condition);
OMPT_WAIT(condition,2);
#pragma omp cancellation point taskgroup
printf("end execute task 1\n");
}
#pragma omp task shared(condition)
{
printf("start execute task 2\n");
OMPT_SIGNAL(condition);
OMPT_WAIT(condition,2);
#pragma omp cancellation point taskgroup
printf("end execute task 2\n");
}
#pragma omp task shared(condition)
{
printf("start execute task 3\n");
OMPT_SIGNAL(condition);
OMPT_WAIT(condition,2);
#pragma omp cancellation point taskgroup
printf("end execute task 3\n");
}
#pragma omp task if(0) shared(condition)
{
printf("start execute task 4\n");
OMPT_WAIT(condition,1);
#pragma omp cancel taskgroup
printf("end execute task 4\n");
}
OMPT_SIGNAL(condition);
}
}
#pragma omp barrier
}
// Check if libomp supports the callbacks for this test.
// CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_master'
// CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_task_create'
// CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_task_schedule'
// CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_cancel'
// CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_thread_begin'
// CHECK: {{^}}0: NULL_POINTER=[[NULL:.*$]]
// CHECK: {{^}}[[MASTER_ID:[0-9]+]]: ompt_event_master_begin: parallel_id=[[PARALLEL_ID:[0-9]+]], task_id=[[PARENT_TASK_ID:[0-9]+]], codeptr_ra={{0x[0-f]*}}
// CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_create: parent_task_id=[[PARENT_TASK_ID]], parent_task_frame.exit={{0x[0-f]*}}, parent_task_frame.reenter={{0x[0-f]*}}, new_task_id=[[FIRST_TASK_ID:[0-9]+]], codeptr_ra={{0x[0-f]*}}, task_type=ompt_task_explicit=4, has_dependences=no
// CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_create: parent_task_id=[[PARENT_TASK_ID]], parent_task_frame.exit={{0x[0-f]*}}, parent_task_frame.reenter={{0x[0-f]*}}, new_task_id=[[SECOND_TASK_ID:[0-9]+]], codeptr_ra={{0x[0-f]*}}, task_type=ompt_task_explicit=4, has_dependences=no
// CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_create: parent_task_id=[[PARENT_TASK_ID]], parent_task_frame.exit={{0x[0-f]*}}, parent_task_frame.reenter={{0x[0-f]*}}, new_task_id=[[THIRD_TASK_ID:[0-9]+]], codeptr_ra={{0x[0-f]*}}, task_type=ompt_task_explicit=4, has_dependences=no
// CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_create: parent_task_id=[[PARENT_TASK_ID]], parent_task_frame.exit={{0x[0-f]*}}, parent_task_frame.reenter={{0x[0-f]*}}, new_task_id=[[CANCEL_TASK_ID:[0-9]+]], codeptr_ra={{0x[0-f]*}}, task_type=ompt_task_explicit|ompt_task_undeferred=134217732, has_dependences=no
// CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_schedule: first_task_id=[[PARENT_TASK_ID]], second_task_id=[[CANCEL_TASK_ID]], prior_task_status=ompt_task_switch=7
// CHECK: {{^}}[[MASTER_ID]]: ompt_event_cancel: task_data=[[CANCEL_TASK_ID]], flags=ompt_cancel_taskgroup|ompt_cancel_activated=24, codeptr_ra={{0x[0-f]*}}
// CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_schedule: first_task_id=[[CANCEL_TASK_ID]], second_task_id=[[PARENT_TASK_ID]], prior_task_status=ompt_task_cancel=3
// CHECK-DAG: {{^}}{{[0-9]+}}: ompt_event_cancel: task_data={{[0-9]+}}, flags=ompt_cancel_taskgroup|ompt_cancel_discarded_task=72, codeptr_ra=[[NULL]]
// CHECK-DAG: {{^}}{{[0-9]+}}: ompt_event_cancel: task_data={{[0-9]+}}, flags=ompt_cancel_taskgroup|ompt_cancel_discarded_task=72, codeptr_ra=[[NULL]]
// CHECK-DAG: {{^}}[[THREAD_ID:[0-9]+]]: ompt_event_thread_begin: thread_type=ompt_thread_worker=2, thread_id=[[THREAD_ID]]
// CHECK-DAG: {{^}}[[THREAD_ID]]: ompt_event_cancel: task_data={{[0-9]+}}, flags=ompt_cancel_taskgroup|ompt_cancel_detected=40, codeptr_ra={{0x[0-f]*}}
return 0;
}