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// RUN: %libomp-cxx-compile-and-run | %sort-threads | FileCheck %s
// REQUIRES: ompt
#include <iostream>
#include <thread>
#if !defined(__FreeBSD__) && !defined(__NetBSD__)
#include <alloca.h>
#else
#include <cstdlib>
#endif
#include "callback.h"
#include "omp.h"
int condition = 0;
void f() {
// Call OpenMP API function to force initialization of OMPT.
// (omp_get_thread_num() does not work because it just returns 0 if the
// runtime isn't initialized yet...)
omp_get_num_threads();
// Call alloca() to force availability of frame pointer
void *p = alloca(0);
OMPT_SIGNAL(condition);
// Wait for both initial threads to arrive that will eventually become the
// master threads in the following parallel region.
OMPT_WAIT(condition, 2);
#pragma omp parallel num_threads(2)
{
// Wait for all threads to arrive so that no worker thread can be reused...
OMPT_SIGNAL(condition);
OMPT_WAIT(condition, 6);
}
}
int main() {
std::thread t1(f);
std::thread t2(f);
t1.join();
t2.join();
}
// Check if libomp supports the callbacks for this test.
// CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_task_schedule'
// CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_parallel_begin'
// CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_parallel_end'
// CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_implicit_task'
// CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_thread_begin'
// CHECK: 0: NULL_POINTER=[[NULL:.*$]]
// first master thread
// CHECK: {{^}}[[MASTER_ID_1:[0-9]+]]: ompt_event_thread_begin:
// CHECK-SAME: thread_type=ompt_thread_initial=1, thread_id=[[MASTER_ID_1]]
// CHECK: {{^}}[[MASTER_ID:[0-9]+]]: ompt_event_initial_task_begin: parallel_id={{[0-9]+}}
// CHECK-SAME: task_id=[[PARENT_TASK_ID_1:[0-9]+]], actual_parallelism=1,
// CHECK-SAME: index=1, flags=1
// CHECK: {{^}}[[MASTER_ID_1]]: ompt_event_parallel_begin:
// CHECK-SAME: parent_task_id=[[PARENT_TASK_ID_1]]
// CHECK-SAME: parent_task_frame.exit=[[NULL]]
// CHECK-SAME: parent_task_frame.reenter={{0x[0-f]+}}
// CHECK-SAME: parallel_id=[[PARALLEL_ID_1:[0-9]+]], requested_team_size=2
// CHECK-SAME: codeptr_ra=0x{{[0-f]+}}, invoker={{.*}}
// CHECK: {{^}}[[MASTER_ID_1]]: ompt_event_parallel_end:
// CHECK-SAME: parallel_id=[[PARALLEL_ID_1]], task_id=[[PARENT_TASK_ID_1]]
// CHECK-SAME: invoker={{[0-9]+}}
// CHECK: {{^}}[[MASTER_ID_1]]: ompt_event_initial_task_end:
// CHECK-SAME: parallel_id={{[0-9]+}}, task_id=[[PARENT_TASK_ID_1]],
// CHECK-SAME: actual_parallelism=0, index=1
// CHECK: {{^}}[[MASTER_ID_1]]: ompt_event_thread_end:
// CHECK-SAME: thread_id=[[MASTER_ID_1]]
// second master thread
// CHECK: {{^}}[[MASTER_ID_2:[0-9]+]]: ompt_event_thread_begin:
// CHECK-SAME: thread_type=ompt_thread_initial=1, thread_id=[[MASTER_ID_2]]
// CHECK: {{^}}[[MASTER_ID:[0-9]+]]: ompt_event_initial_task_begin: parallel_id={{[0-9]+}}
// CHECK-SAME: task_id=[[PARENT_TASK_ID_2:[0-9]+]], actual_parallelism=1,
// CHECK-SAME: index=1, flags=1
// CHECK: {{^}}[[MASTER_ID_2]]: ompt_event_parallel_begin:
// CHECK-SAME: parent_task_id=[[PARENT_TASK_ID_2]]
// CHECK-SAME: parent_task_frame.exit=[[NULL]]
// CHECK-SAME: parent_task_frame.reenter={{0x[0-f]+}}
// CHECK-SAME: parallel_id=[[PARALLEL_ID_2:[0-9]+]]
// CHECK-SAME: requested_team_size=2, codeptr_ra=0x{{[0-f]+}}
// CHECK-SAME: invoker={{.*}}
// CHECK: {{^}}[[MASTER_ID_2]]: ompt_event_parallel_end:
// CHECK-SAME: parallel_id=[[PARALLEL_ID_2]], task_id=[[PARENT_TASK_ID_2]]
// CHECK-SAME: invoker={{[0-9]+}}
// CHECK: {{^}}[[MASTER_ID_2]]: ompt_event_initial_task_end:
// CHECK-SAME: parallel_id={{[0-9]+}}, task_id=[[PARENT_TASK_ID_2]],
// CHECK-SAME: actual_parallelism=0, index=1
// CHECK: {{^}}[[MASTER_ID_2]]: ompt_event_thread_end:
// CHECK-SAME: thread_id=[[MASTER_ID_2]]
// first worker thread
// CHECK: {{^}}[[THREAD_ID_1:[0-9]+]]: ompt_event_thread_begin:
// CHECK-SAME: thread_type=ompt_thread_worker=2, thread_id=[[THREAD_ID_1]]
// CHECK-NOT: {{^}}[[THREAD_ID_1:[0-9]+]]: ompt_event_initial_task_end:
// CHECK: {{^}}[[THREAD_ID_1]]: ompt_event_thread_end:
// CHECK-SAME: thread_id=[[THREAD_ID_1]]
// second worker thread
// CHECK: {{^}}[[THREAD_ID_2:[0-9]+]]: ompt_event_thread_begin:
// CHECK-SAME: thread_type=ompt_thread_worker=2, thread_id=[[THREAD_ID_2]]
// CHECK: {{^}}[[THREAD_ID_2]]: ompt_event_thread_end:
// CHECK-SAME: thread_id=[[THREAD_ID_2]]
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