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