|  | // RUN: %libomp-compile-and-run | FileCheck %s | 
|  | // RUN: %libomp-compile-and-run | %sort-threads | FileCheck --check-prefix=THREADS %s | 
|  | // REQUIRES: ompt | 
|  | // UNSUPPORTED: gcc-4, gcc-5, gcc-6, gcc-7 | 
|  | #define TEST_NEED_PRINT_FRAME_FROM_OUTLINED_FN | 
|  | #include "callback.h" | 
|  | #include <omp.h> | 
|  | #include <unistd.h> | 
|  |  | 
|  | int main() { | 
|  | int condition = 0; | 
|  | omp_set_nested(1); | 
|  | print_frame(0); | 
|  |  | 
|  | #pragma omp parallel num_threads(2) | 
|  | { | 
|  | print_frame_from_outlined_fn(1); | 
|  | print_ids(0); | 
|  | print_ids(1); | 
|  | print_frame(0); | 
|  |  | 
|  | // get all implicit task events before starting nested: | 
|  | #pragma omp barrier | 
|  |  | 
|  | #pragma omp parallel num_threads(2) | 
|  | { | 
|  | print_frame_from_outlined_fn(1); | 
|  | print_ids(0); | 
|  | print_ids(1); | 
|  | print_ids(2); | 
|  | print_frame(0); | 
|  | OMPT_SIGNAL(condition); | 
|  | OMPT_WAIT(condition, 4); | 
|  | #pragma omp barrier | 
|  | print_fuzzy_address(1); | 
|  | print_ids(0); | 
|  | } | 
|  | print_fuzzy_address(2); | 
|  | print_ids(0); | 
|  | } | 
|  | print_fuzzy_address(3); | 
|  |  | 
|  | return 0; | 
|  | } | 
|  | // Check if libomp supports the callbacks for this test. | 
|  | // CHECK-NOT: {{^}}0: Could not register callback | 
|  |  | 
|  | // CHECK: 0: NULL_POINTER=[[NULL:.*$]] | 
|  |  | 
|  | // make sure initial data pointers are null | 
|  | // CHECK-NOT: 0: parallel_data initially not null | 
|  | // CHECK-NOT: 0: task_data initially not null | 
|  | // CHECK-NOT: 0: thread_data initially not null | 
|  |  | 
|  | // CHECK: {{^}}[[MASTER_ID:[0-9]+]]: ompt_event_parallel_begin: | 
|  | // CHECK-SAME: parent_task_id=[[PARENT_TASK_ID:[0-9]+]], | 
|  | // CHECK-SAME: parent_task_frame.exit=[[NULL]], | 
|  | // CHECK-SAME: parent_task_frame.reenter={{0x[0-f]+}}, | 
|  | // CHECK-SAME: parallel_id=[[PARALLEL_ID:[0-9]+]], | 
|  | // CHECK-SAME: requested_team_size=2, | 
|  | // CHECK-SAME: codeptr_ra=[[RETURN_ADDRESS:0x[0-f]+]]{{[0-f][0-f]}}, | 
|  | // CHECK-SAME: invoker=[[PARALLEL_INVOKER:[0-9]+]] | 
|  |  | 
|  | // CHECK-DAG: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_begin: | 
|  | // CHECK-DAG: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_end: | 
|  |  | 
|  | // Note that we cannot ensure that the worker threads have already called | 
|  | // barrier_end and implicit_task_end before parallel_end! | 
|  |  | 
|  | // CHECK-DAG: {{^}}[[THREAD_ID:[0-9]+]]: ompt_event_implicit_task_begin: | 
|  | // CHECK-DAG: {{^}}[[THREAD_ID]]: ompt_event_barrier_begin: | 
|  |  | 
|  |  | 
|  | // CHECK: ompt_event_parallel_end: parallel_id=[[PARALLEL_ID]], | 
|  | // CHECK-SAME: task_id=[[PARENT_TASK_ID]], invoker=[[PARALLEL_INVOKER]] | 
|  | // CHECK: {{^}}[[MASTER_ID]]: fuzzy_address={{.*}}[[RETURN_ADDRESS]] | 
|  |  | 
|  | // THREADS: {{^}}0: NULL_POINTER=[[NULL:.*$]] | 
|  | // THREADS: __builtin_frame_address(0)=[[MAIN_REENTER:0x[0-f]+]] | 
|  | // THREADS: {{^}}[[MASTER_ID:[0-9]+]]: ompt_event_parallel_begin: | 
|  | // THREADS-SAME: parent_task_id=[[PARENT_TASK_ID:[0-9]+]], | 
|  | // THREADS-SAME: parent_task_frame.exit=[[NULL]], | 
|  | // THREADS-SAME: parent_task_frame.reenter=0x{{[0-f]+}}, | 
|  | // THREADS-SAME: parallel_id=[[PARALLEL_ID:[0-9]+]], requested_team_size=2, | 
|  | // THREADS-SAME: codeptr_ra=[[RETURN_ADDRESS:0x[0-f]+]]{{[0-f][0-f]}}, | 
|  | // THREADS-SAME: invoker=[[PARALLEL_INVOKER:[0-9]+]] | 
|  |  | 
|  | // nested parallel masters | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_begin: | 
|  | // THREADS-SAME: parallel_id=[[PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID:[0-9]+]], | 
|  | // THREADS-SAME: team_size=2, thread_num=0 | 
|  |  | 
|  | // THREADS: __builtin_frame_address({{.}})=[[EXIT:0x[0-f]+]] | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], | 
|  | // THREADS-SAME: reenter_frame=[[NULL]], | 
|  | // THREADS-SAME: thread_num=0 | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: task level 1: | 
|  | // THREADS-SAME: parallel_id=[[IMPLICIT_PARALLEL_ID:[0-9]+]], | 
|  | // THREADS-SAME: task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], | 
|  | // THREADS-SAME: reenter_frame=0x{{[0-f]+}} | 
|  |  | 
|  | // THREADS: __builtin_frame_address(0)=[[REENTER:0x[0-f]+]] | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_parallel_begin: | 
|  | // THREADS-SAME: parent_task_id=[[IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: parent_task_frame.exit=[[EXIT]], | 
|  | // THREADS-SAME: parent_task_frame.reenter=0x{{[0-f]+}}, | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID:[0-9]+]], | 
|  | // THREADS-SAME: requested_team_size=2, | 
|  | // THREADS-SAME: codeptr_ra=[[NESTED_RETURN_ADDRESS:0x[0-f]+]]{{[0-f][0-f]}}, | 
|  | // THREADS-SAME: invoker=[[PARALLEL_INVOKER]] | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_begin: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[NESTED_IMPLICIT_TASK_ID:[0-9]+]], team_size=2, | 
|  | // THREADS-SAME: thread_num=0 | 
|  |  | 
|  | // THREADS: __builtin_frame_address({{.}})=[[NESTED_EXIT:0x[0-f]+]] | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: task level 0: | 
|  | // THREADS-SAME:  parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[NESTED_IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: exit_frame=[[NESTED_EXIT]], reenter_frame=[[NULL]], | 
|  | // THREADS-SAME: thread_num=0 | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: task level 1: parallel_id=[[PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], | 
|  | // THREADS-SAME: reenter_frame=0x{{[0-f]+}} | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: task level 2: | 
|  | // THREADS-SAME: parallel_id=[[IMPLICIT_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], | 
|  | // THREADS-SAME: reenter_frame=0x{{[0-f]+}} | 
|  |  | 
|  | // THREADS: __builtin_frame_address(0)=[[NESTED_REENTER:0x[0-f]+]] | 
|  |  | 
|  | // THREADS-NOT: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_end | 
|  | // explicit barrier | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_barrier_begin: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[NESTED_IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: codeptr_ra=[[BARRIER_RETURN_ADDRESS:0x[0-f]+]]{{[0-f][0-f]}} | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: task level 0: | 
|  | // THREADS-SAME:  parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[NESTED_IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: exit_frame=[[NESTED_EXIT]], reenter_frame=0x{{[0-f]+}} | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_barrier_end: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[NESTED_IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: fuzzy_address={{.*}}[[BARRIER_RETURN_ADDRESS]] | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: task level 0: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[NESTED_IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: exit_frame=[[NESTED_EXIT]], reenter_frame=[[NULL]] | 
|  |  | 
|  | // implicit barrier | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_barrier_begin: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[NESTED_IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: codeptr_ra=[[NESTED_RETURN_ADDRESS]]{{[0-f][0-f]}} | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: task level 0: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[NESTED_IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: exit_frame=[[NULL]], reenter_frame=[[NULL]] | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_barrier_end: | 
|  | // THREADS-SAME: parallel_id={{[0-9]+}}, task_id=[[NESTED_IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: codeptr_ra=[[NESTED_RETURN_ADDRESS]]{{[0-f][0-f]}} | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_end: | 
|  | // THREADS-SAME: parallel_id={{[0-9]+}}, task_id=[[NESTED_IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_parallel_end: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: invoker=[[PARALLEL_INVOKER]], | 
|  | // THREADS-SAME: codeptr_ra=[[NESTED_RETURN_ADDRESS]]{{[0-f][0-f]}} | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: fuzzy_address={{.*}}[[NESTED_RETURN_ADDRESS]] | 
|  |  | 
|  | // THREADS-NOT: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_end | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], | 
|  | // THREADS-SAME: reenter_frame=[[NULL]] | 
|  |  | 
|  | // implicit barrier | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_barrier_begin: | 
|  | // THREADS-SAME: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: codeptr_ra=[[RETURN_ADDRESS]]{{[0-f][0-f]}} | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[NULL]], | 
|  | // THREADS-SAME: reenter_frame=[[NULL]] | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_barrier_end: | 
|  | // THREADS-SAME: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: codeptr_ra=[[RETURN_ADDRESS]]{{[0-f][0-f]}} | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_end: | 
|  | // THREADS-SAME: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: ompt_event_parallel_end: | 
|  | // THREADS-SAME: parallel_id=[[PARALLEL_ID]], task_id=[[PARENT_TASK_ID]], | 
|  | // THREADS-SAME: invoker=[[PARALLEL_INVOKER]], | 
|  | // THREADS-SAME: codeptr_ra=[[RETURN_ADDRESS]]{{[0-f][0-f]}} | 
|  |  | 
|  | // THREADS: {{^}}[[MASTER_ID]]: fuzzy_address={{.*}}[[RETURN_ADDRESS]] | 
|  |  | 
|  | // Worker of first nesting level | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID:[0-9]+]]: ompt_event_implicit_task_begin: | 
|  | // THREADS-SAME: parallel_id=[[PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID:[0-9]+]], team_size=2, | 
|  | // THREADS-SAME: thread_num=[[OUTER_THREADNUM:[0-9]+]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: thread_num=[[OUTER_THREADNUM]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: task level 1: | 
|  | // THREADS-SAME: parallel_id=[[IMPLICIT_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[PARENT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_parallel_begin: | 
|  | // THREADS-SAME: parent_task_id=[[IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: parent_task_frame.exit={{0x[0-f]+}}, | 
|  | // THREADS-SAME: parent_task_frame.reenter={{0x[0-f]+}}, | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID:[0-9]+]], requested_team_size=2, | 
|  | // THREADS-SAME: codeptr_ra=[[NESTED_RETURN_ADDRESS]]{{[0-f][0-f]}}, | 
|  | // THREADS-SAME: invoker=[[PARALLEL_INVOKER]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_begin: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[NESTED_IMPLICIT_TASK_ID:[0-9]+]], team_size=2, | 
|  | // THREADS-SAME: thread_num=[[INNER_THREADNUM:[0-9]+]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: task level 0: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[NESTED_IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: thread_num=[[INNER_THREADNUM]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: task level 1: parallel_id=[[PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID]], | 
|  | // THREADS-SAME: thread_num=[[OUTER_THREADNUM]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: task level 2: | 
|  | // THREADS-SAME: parallel_id=[[IMPLICIT_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[PARENT_TASK_ID]] | 
|  |  | 
|  | // THREADS-NOT: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_end | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_barrier_begin: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[NESTED_IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_barrier_end: | 
|  | // THREADS-SAME: parallel_id={{[0-9]+}}, task_id=[[NESTED_IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_end: | 
|  | // THREADS-SAME: parallel_id={{[0-9]+}}, task_id=[[NESTED_IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_parallel_end: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID]], invoker=[[PARALLEL_INVOKER]] | 
|  |  | 
|  | // THREADS-NOT: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_end | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_barrier_begin: | 
|  | // THREADS-SAME: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_barrier_end: | 
|  | // THREADS-SAME: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_end: | 
|  | // THREADS-SAME: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // nested parallel worker threads | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID:[0-9]+]]: ompt_event_implicit_task_begin: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID:[0-9]+]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID:[0-9]+]] | 
|  | // THREADS-SAME: thread_num=[[THREADNUM:[0-9]+]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: task level 0: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID]] | 
|  | // THREADS-SAME: thread_num=[[THREADNUM]] | 
|  |  | 
|  | // can't reliably tell which parallel region is the parent... | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: task level 1: parallel_id={{[0-9]+}}, | 
|  | // THREADS-SAME: task_id={{[0-9]+}} | 
|  | // THREADS-SAME: thread_num={{[01]}} | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: task level 2: | 
|  | // THREADS-SAME: parallel_id=[[IMPLICIT_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[PARENT_TASK_ID]] | 
|  | // THREADS-SAME: thread_num=0 | 
|  |  | 
|  | // THREADS-NOT: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_end | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_barrier_begin: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_barrier_end: | 
|  | // THREADS-SAME: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_end: | 
|  | // THREADS-SAME: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // other nested parallel worker threads | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID:[0-9]+]]: ompt_event_implicit_task_begin: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID:[0-9]+]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID:[0-9]+]] | 
|  | // THREADS-SAME: thread_num=[[THREADNUM:[0-9]+]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: task level 0: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID]] | 
|  | // THREADS-SAME: thread_num=[[THREADNUM]] | 
|  |  | 
|  | // can't reliably tell which parallel region is the parent... | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: task level 1: parallel_id={{[0-9]+}}, | 
|  | // THREADS-SAME: task_id={{[0-9]+}} | 
|  | // THREADS-SAME: thread_num={{[01]}} | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: task level 2: | 
|  | // THREADS-SAME: parallel_id=[[IMPLICIT_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[PARENT_TASK_ID]] | 
|  | // THREADS-SAME: thread_num=0 | 
|  |  | 
|  | // THREADS-NOT: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_end | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_barrier_begin: | 
|  | // THREADS-SAME: parallel_id=[[NESTED_PARALLEL_ID]], | 
|  | // THREADS-SAME: task_id=[[IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_barrier_end: | 
|  | // THREADS-SAME: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]] | 
|  |  | 
|  | // THREADS: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_end: | 
|  | // THREADS-SAME: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]] | 
|  |  |