Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b

external/llvm-project/openmp/runtime/test/ompt/tasks/dependences.c

@@ -0,0 +1,61 @@
+// RUN: %libomp-compile-and-run | %sort-threads | FileCheck %s
+// REQUIRES: ompt
+// UNSUPPORTED: gcc-4, gcc-5, gcc-6, gcc-7
+
+#include "callback.h"
+#include <omp.h>   
+#include <math.h>
+#include <unistd.h>
+
+int main()
+{
+  int x = 0;
+  #pragma omp parallel num_threads(2)
+  {
+    #pragma omp master
+    {  
+      print_ids(0);
+      #pragma omp task depend(out:x)
+      {
+        x++;
+        delay(100);
+      }
+      print_fuzzy_address(1);
+      print_ids(0);
+    
+      #pragma omp task depend(in:x)
+      {
+        x = -1;
+      }
+      print_ids(0);
+    }
+  }
+
+  x++;
+
+
+  // Check if libomp supports the callbacks for this test.
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_task_create'
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_task_dependences'
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_task_dependence'
+  
+  // CHECK: {{^}}0: NULL_POINTER=[[NULL:.*$]]
+
+  // make sure initial data pointers are null
+  // CHECK-NOT: 0: new_task_data initially not null
+
+  // CHECK: {{^}}[[MASTER_ID:[0-9]+]]: ompt_event_implicit_task_begin: parallel_id=[[PARALLEL_ID:[0-9]+]], task_id=[[IMPLICIT_TASK_ID:[0-9]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT:0x[0-f]+]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit=[[EXIT]], parent_task_frame.reenter={{0x[0-f]+}}, new_task_id=[[FIRST_TASK:[0-f]+]], codeptr_ra=[[RETURN_ADDRESS:0x[0-f]+]]{{[0-f][0-f]}}, task_type=ompt_task_explicit=4, has_dependences=yes
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_dependences: task_id=[[FIRST_TASK]], deps={{0x[0-f]+}}, ndeps=1
+  // CHECK: {{^}}[[MASTER_ID]]: fuzzy_address={{.*}}[[RETURN_ADDRESS]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit=[[EXIT]], parent_task_frame.reenter={{0x[0-f]+}}, new_task_id=[[SECOND_TASK:[0-f]+]], codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit=4, has_dependences=yes
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_dependences: task_id=[[SECOND_TASK]], deps={{0x[0-f]+}}, ndeps=1
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_dependence_pair: first_task_id=[[FIRST_TASK]], second_task_id=[[SECOND_TASK]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+
+
+  return 0;
+}

external/llvm-project/openmp/runtime/test/ompt/tasks/explicit_task.c

@@ -0,0 +1,102 @@
+// RUN: %libomp-compile-and-run | %sort-threads | FileCheck %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> 
+
+int main()
+{
+  int condition=0;
+  omp_set_nested(0);
+  print_frame(0);
+  #pragma omp parallel num_threads(2)
+  {
+    print_frame_from_outlined_fn(1);
+    print_ids(0);
+    print_ids(1);
+    print_frame(0);
+    #pragma omp master
+    {
+      print_ids(0);
+      #pragma omp task shared(condition)
+      {
+        OMPT_SIGNAL(condition);
+        print_frame(1);
+        print_ids(0);
+        print_ids(1);
+        print_ids(2);
+      }
+      print_fuzzy_address(1);
+      OMPT_WAIT(condition,1);
+      print_ids(0);
+    }
+    #pragma omp barrier
+    print_ids(0);
+  }
+
+
+  // Check if libomp supports the callbacks for this test.
+  // 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_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_mutex_acquire'
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_mutex_acquired'
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_mutex_released'
+
+
+  // CHECK: {{^}}0: NULL_POINTER=[[NULL:.*$]]
+
+  // make sure initial data pointers are null
+  // CHECK-NOT: 0: new_task_data initially not null
+  
+  // CHECK: {{^}}[[MASTER_ID:[0-9]+]]: __builtin_frame_address(0)=[[MAIN_REENTER:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_parallel_begin: parent_task_id=[[PARENT_TASK_ID:[0-9]+]], parent_task_frame.exit=[[NULL]], parent_task_frame.reenter=[[MAIN_REENTER]], parallel_id=[[PARALLEL_ID:[0-9]+]], requested_team_size=2, codeptr_ra=0x{{[0-f]+}}, invoker=[[PARALLEL_INVOKER:[0-9]+]]
+  // nested parallel masters
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID:[0-9]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: __builtin_frame_address({{.}})=[[EXIT:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 1: parallel_id=[[IMPLICIT_PARALLEL_ID:[0-9]+]], task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[MAIN_REENTER]]
+  // CHECK: {{^}}[[MASTER_ID]]: __builtin_frame_address(0)=[[REENTER:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // <- ompt_event_task_create would be expected here
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_create: parent_task_id=[[IMPLICIT_TASK_ID]], parent_task_frame.exit=[[EXIT]], parent_task_frame.reenter=[[REENTER]], new_task_id=[[TASK_ID:[0-9]+]], codeptr_ra=[[RETURN_ADDRESS:0x[0-f]+]]{{[0-f][0-f]}}
+  // CHECK: {{^}}[[MASTER_ID]]: fuzzy_address={{.*}}[[RETURN_ADDRESS]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // explicit barrier after master
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_barrier_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[REENTER]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_barrier_end: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // implicit barrier parallel
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_barrier_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_barrier_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+
+  // CHECK: {{^}}[[THREAD_ID:[0-9]+]]: ompt_event_implicit_task_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID:[0-9]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: __builtin_frame_address({{.}})=[[EXIT:0x[0-f]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 1: parallel_id=[[IMPLICIT_PARALLEL_ID]], task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[MAIN_REENTER]]
+  // CHECK: {{^}}[[THREAD_ID]]: __builtin_frame_address(0)=[[REENTER:0x[0-f]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_barrier_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[REENTER]]
+  // this is expected to come earlier and at MASTER:
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_task_schedule: first_task_id=[[IMPLICIT_TASK_ID]], second_task_id=[[TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: __builtin_frame_address(1)=[[TASK_EXIT:0x[0-f]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[TASK_ID]], exit_frame=[[TASK_EXIT]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 1: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[REENTER]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 2: parallel_id=[[IMPLICIT_PARALLEL_ID]], task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[MAIN_REENTER]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_task_schedule: first_task_id=[[TASK_ID]], second_task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_task_end: task_id=[[TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_barrier_end: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_barrier_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_barrier_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+
+
+
+  return 0;
+}

external/llvm-project/openmp/runtime/test/ompt/tasks/serialized.c

@@ -0,0 +1,95 @@
+// RUN: %libomp-compile-and-run | %sort-threads | FileCheck %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 <math.h>
+
+int main()
+{
+  omp_set_nested(0);
+  print_frame(0);
+  #pragma omp parallel num_threads(2)
+  {
+    print_frame_from_outlined_fn(1);
+    print_ids(0);
+    print_ids(1);
+    print_frame(0);
+    #pragma omp master
+    {
+      print_ids(0);
+      int t = (int)sin(0.1);
+      #pragma omp task if(t)
+      {
+        print_frame(1);
+        print_ids(0);
+        print_ids(1);
+        print_ids(2);
+      }
+      print_fuzzy_address(1);
+      print_ids(0);
+    }
+    print_ids(0);
+  }
+
+
+  // Check if libomp supports the callbacks for this test.
+  // 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_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_mutex_acquire'
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_mutex_acquired'
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_mutex_released'
+
+  
+  // CHECK: {{^}}0: NULL_POINTER=[[NULL:.*$]]
+
+  // make sure initial data pointers are null
+  // CHECK-NOT: 0: new_task_data initially not null
+  
+  // CHECK: {{^}}[[MASTER_ID:[0-9]+]]: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit=[[NULL]], parent_task_frame.reenter=[[NULL]], new_task_id={{[0-9]+}}, codeptr_ra=[[NULL]], task_type=ompt_task_initial=1, has_dependences=no
+  // CHECK: {{^}}[[MASTER_ID]]: __builtin_frame_address(0)=[[MAIN_REENTER:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_parallel_begin: parent_task_id=[[PARENT_TASK_ID:[0-9]+]], parent_task_frame.exit=[[NULL]], parent_task_frame.reenter=[[MAIN_REENTER]], parallel_id=[[PARALLEL_ID:[0-9]+]], requested_team_size=2, codeptr_ra=0x{{[0-f]+}}, invoker=[[PARALLEL_INVOKER:[0-9]+]]
+
+  // nested parallel masters
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID:[0-9]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: __builtin_frame_address({{.}})=[[EXIT:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 1: parallel_id=[[IMPLICIT_PARALLEL_ID:[0-9]+]], task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[MAIN_REENTER]]
+  // CHECK: {{^}}[[MASTER_ID]]: __builtin_frame_address(0)=[[REENTER:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_create: parent_task_id=[[IMPLICIT_TASK_ID]], parent_task_frame.exit=[[EXIT]], parent_task_frame.reenter=[[REENTER]], new_task_id=[[TASK_ID:[0-9]+]], codeptr_ra=[[RETURN_ADDRESS:0x[0-f]+]]{{[0-f][0-f]}}
+  // <- ompt_event_task_schedule ([[IMPLICIT_TASK_ID]], [[TASK_ID]]) would be expected here
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_schedule: first_task_id=[[IMPLICIT_TASK_ID]], second_task_id=[[TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: __builtin_frame_address(1)=[[TASK_EXIT:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[TASK_ID]], exit_frame=[[TASK_EXIT]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 1: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[REENTER]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 2: parallel_id=[[IMPLICIT_PARALLEL_ID]], task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[MAIN_REENTER]]
+  // <- ompt_event_task_schedule ([[TASK_ID]], [[IMPLICIT_TASK_ID]]) would be expected here
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_schedule: first_task_id=[[TASK_ID]], second_task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_end: task_id=[[TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: fuzzy_address={{.*}}[[RETURN_ADDRESS]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reen
+
+  // implicit barrier parallel
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_barrier_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_barrier_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+
+  // CHECK: {{^}}[[THREAD_ID:[0-9]+]]: ompt_event_implicit_task_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID:[0-9]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: __builtin_frame_address({{.}})=[[EXIT:0x[0-f]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 1: parallel_id=[[IMPLICIT_PARALLEL_ID]], task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[MAIN_REENTER]]
+  // CHECK: {{^}}[[THREAD_ID]]: __builtin_frame_address(0)=[[REENTER:0x[0-f]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_barrier_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_barrier_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+
+
+
+  return 0;
+}

external/llvm-project/openmp/runtime/test/ompt/tasks/task_in_joinbarrier.c

@@ -0,0 +1,91 @@
+// RUN: %libomp-compile-and-run | %sort-threads | FileCheck %s
+// REQUIRES: ompt
+#define TEST_NEED_PRINT_FRAME_FROM_OUTLINED_FN
+#include "callback.h"
+#include <omp.h> 
+
+int main()
+{
+  int condition=0;
+  omp_set_nested(0);
+  print_frame(0);
+  #pragma omp parallel num_threads(2)
+  {
+    print_frame_from_outlined_fn(1);
+    print_ids(0);
+    print_ids(1);
+    print_frame(0);
+    #pragma omp master
+    {
+      print_ids(0);
+      #pragma omp task shared(condition)
+      {
+        OMPT_SIGNAL(condition);
+        print_frame(1);
+        print_ids(0);
+        print_ids(1);
+        print_ids(2);
+      }
+      OMPT_WAIT(condition,1);
+      print_ids(0);
+    }
+    print_ids(0);
+  }
+
+
+  // Check if libomp supports the callbacks for this test.
+  // 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_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_mutex_acquire'
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_mutex_acquired'
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_mutex_released'
+
+
+  // CHECK: {{^}}0: NULL_POINTER=[[NULL:.*$]]
+
+  // make sure initial data pointers are null
+  // CHECK-NOT: 0: new_task_data initially not null
+
+  // CHECK: {{^}}[[MASTER_ID:[0-9]+]]: __builtin_frame_address(0)=[[MAIN_REENTER:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_parallel_begin: parent_task_id=[[PARENT_TASK_ID:[0-9]+]], parent_task_frame.exit=[[NULL]], parent_task_frame.reenter=[[MAIN_REENTER]], parallel_id=[[PARALLEL_ID:[0-9]+]], requested_team_size=2, codeptr_ra=0x{{[0-f]+}}, invoker=[[PARALLEL_INVOKER:[0-9]+]]
+  // nested parallel masters
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID:[0-9]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: __builtin_frame_address({{.}})=[[EXIT:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 1: parallel_id=[[IMPLICIT_PARALLEL_ID:[0-9]+]], task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[MAIN_REENTER]]
+  // CHECK: {{^}}[[MASTER_ID]]: __builtin_frame_address(0)=[[REENTER:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // <- ompt_event_task_create would be expected here
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_create: parent_task_id=[[IMPLICIT_TASK_ID]], parent_task_frame.exit=[[EXIT]], parent_task_frame.reenter=[[REENTER]], new_task_id=[[TASK_ID:[0-9]+]], codeptr_ra=[[TASK_FUNCTION:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // implicit barrier parallel
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_barrier_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_barrier_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+
+  // CHECK: {{^}}[[THREAD_ID:[0-9]+]]: ompt_event_implicit_task_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID:[0-9]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: __builtin_frame_address({{.}})=[[EXIT:0x[0-f]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 1: parallel_id=[[IMPLICIT_PARALLEL_ID]], task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[MAIN_REENTER]]
+  // CHECK: {{^}}[[THREAD_ID]]: __builtin_frame_address(0)=[[REENTER:0x[0-f]+]]
+  // implicit barrier parallel
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_barrier_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_task_schedule: first_task_id=[[IMPLICIT_TASK_ID]], second_task_id=[[TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: __builtin_frame_address(1)=[[TASK_EXIT:0x[0-f]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[TASK_ID]], exit_frame=[[TASK_EXIT]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 1: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 2: parallel_id=[[IMPLICIT_PARALLEL_ID]], task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[MAIN_REENTER]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_task_schedule: first_task_id=[[TASK_ID]], second_task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_task_end: task_id=[[TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_barrier_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+
+
+
+  return 0;
+}

external/llvm-project/openmp/runtime/test/ompt/tasks/task_types.c

@@ -0,0 +1,112 @@
+// RUN: %libomp-compile-and-run | %sort-threads | FileCheck %s
+// REQUIRES: ompt
+#include "callback.h"
+#include <omp.h>
+#include <math.h>
+
+
+void print_task_type(int id)
+{
+  #pragma omp critical
+  {
+    int task_type;
+    char buffer[2048];
+    ompt_get_task_info(0, &task_type, NULL, NULL, NULL, NULL);
+    format_task_type(task_type, buffer);
+    printf("%" PRIu64 ": id=%d task_type=%s=%d\n", ompt_get_thread_data()->value, id, buffer, task_type);
+  }
+};
+
+int main()
+{
+  //initial task
+  print_task_type(0);
+
+  int x;
+  //implicit task
+  #pragma omp parallel num_threads(1)
+  {
+    print_task_type(1);
+    x++;
+  }
+
+  #pragma omp parallel num_threads(2)
+  #pragma omp master
+  {
+    //explicit task
+    #pragma omp task
+    {
+      print_task_type(2);
+      x++;
+    }
+
+    //explicit task with undeferred
+    #pragma omp task if(0)
+    {
+      print_task_type(3);
+      x++;
+    }
+
+    //explicit task with untied
+    #pragma omp task untied
+    {
+      print_task_type(4);
+      x++;
+    }
+
+    //explicit task with final
+    #pragma omp task final(1)
+    {
+      print_task_type(5);
+      x++;
+      //nested explicit task with final and undeferred
+      #pragma omp task
+      {
+        print_task_type(6);
+        x++;
+      }
+    }
+
+    //Mergeable task test deactivated for now
+    //explicit task with mergeable
+    /*
+    #pragma omp task mergeable if((int)sin(0))
+    {
+      print_task_type(7);
+      x++;
+    }
+    */
+
+    //TODO: merged task
+  }
+
+
+
+  // Check if libomp supports the callbacks for this test.
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_task_create'
+
+
+  // CHECK: {{^}}0: NULL_POINTER=[[NULL:.*$]]
+  
+  // CHECK: {{^}}[[MASTER_ID:[0-9]+]]: ompt_event_task_create: parent_task_id=0, parent_task_frame.exit=[[NULL]], parent_task_frame.reenter=[[NULL]], new_task_id={{[0-9]+}}, codeptr_ra=[[NULL]], task_type=ompt_task_initial=1, has_dependences=no
+  // CHECK-NOT: 0: parallel_data initially not null
+  // CHECK: {{^}}[[MASTER_ID]]: id=0 task_type=ompt_task_initial=1
+  // CHECK: {{^}}[[MASTER_ID]]: id=1 task_type=ompt_task_implicit|ompt_task_undeferred=134217730
+
+  // CHECK-DAG: {{^[0-9]+}}: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id={{[0-9]+}}, codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit=4, has_dependences=no
+  // CHECK-DAG: {{^[0-9]+}}: id=2 task_type=ompt_task_explicit=4
+
+  // CHECK-DAG: {{^[0-9]+}}: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id={{[0-9]+}}, codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit|ompt_task_undeferred=134217732, has_dependences=no
+  // CHECK-DAG: {{^[0-9]+}}: id=3 task_type=ompt_task_explicit|ompt_task_undeferred=134217732
+
+  // CHECK-DAG: {{^[0-9]+}}: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id={{[0-9]+}}, codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit|ompt_task_untied=268435460, has_dependences=no
+  // CHECK-DAG: {{^[0-9]+}}: id=4 task_type=ompt_task_explicit|ompt_task_untied=268435460
+
+  // CHECK-DAG: {{^[0-9]+}}: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id={{[0-9]+}}, codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit|ompt_task_final=536870916, has_dependences=no
+  // CHECK-DAG: {{^[0-9]+}}: id=5 task_type=ompt_task_explicit|ompt_task_final=536870916
+
+  // CHECK-DAG: {{^[0-9]+}}: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id={{[0-9]+}}, codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit|ompt_task_undeferred|ompt_task_final=671088644, has_dependences=no
+  // CHECK-DAG: {{^[0-9]+}}: id=6 task_type=ompt_task_explicit|ompt_task_undeferred|ompt_task_final=671088644
+
+  return 0;
+}

external/llvm-project/openmp/runtime/test/ompt/tasks/task_types_serialized.c

@@ -0,0 +1,112 @@
+// RUN: %libomp-compile-and-run | FileCheck %s
+// REQUIRES: ompt
+
+#include "callback.h"
+#include <omp.h>
+
+void print_task_type(int id)
+{
+  #pragma omp critical
+  {
+    int task_type;
+    char buffer[2048];
+    ompt_get_task_info(0, &task_type, NULL, NULL, NULL, NULL);
+    format_task_type(task_type, buffer);
+    printf("%" PRIu64 ": id=%d task_type=%s=%d\n", ompt_get_thread_data()->value, id, buffer, task_type);
+  }
+};
+
+int main()
+{
+  //initial task
+  print_task_type(0);
+
+  int x;
+  //implicit task
+  #pragma omp parallel num_threads(1)
+  {
+    print_task_type(1);
+    x++;
+  }
+
+  #pragma omp parallel num_threads(1)
+  #pragma omp master
+  {
+    //explicit task
+    #pragma omp task
+    {
+      print_task_type(2);
+      x++;
+    }
+
+    //explicit task with undeferred
+    #pragma omp task if(0)
+    {
+      print_task_type(3);
+      x++;
+    }
+
+    //explicit task with untied
+    #pragma omp task untied
+    {
+      print_task_type(4);
+      x++;
+    }
+
+    //explicit task with final
+    #pragma omp task final(1)
+    {
+      print_task_type(5);
+      x++;
+      //nested explicit task with final and undeferred
+      #pragma omp task
+      {
+        print_task_type(6);
+        x++;
+      }
+    }
+
+/*
+    //TODO:not working
+    //explicit task with mergeable
+    #pragma omp task mergeable
+    {
+      print_task_type(7);
+      x++;
+    }
+*/
+
+    //TODO: merged task
+  }
+
+
+  // Check if libomp supports the callbacks for this test.
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_task_create'
+
+
+  // CHECK: {{^}}0: NULL_POINTER=[[NULL:.*$]]
+  
+  // CHECK: {{^}}[[MASTER_ID:[0-9]+]]: ompt_event_task_create: parent_task_id=0, parent_task_frame.exit=[[NULL]], parent_task_frame.reenter=[[NULL]], new_task_id={{[0-9]+}}, codeptr_ra=[[NULL]], task_type=ompt_task_initial=1, has_dependences=no
+  // CHECK: {{^}}[[MASTER_ID]]: id=0 task_type=ompt_task_initial=1
+  // CHECK: {{^}}[[MASTER_ID]]: id=1 task_type=ompt_task_implicit|ompt_task_undeferred=134217730
+
+  // CHECK: {{^[0-9]+}}: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id={{[0-9]+}}, codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit|ompt_task_undeferred=134217732, has_dependences=no
+  // CHECK: {{^[0-9]+}}: id=2 task_type=ompt_task_explicit|ompt_task_undeferred=134217732
+
+  // CHECK: {{^[0-9]+}}: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id={{[0-9]+}}, codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit|ompt_task_undeferred=134217732, has_dependences=no
+  // CHECK: {{^[0-9]+}}: id=3 task_type=ompt_task_explicit|ompt_task_undeferred=134217732
+
+  // CHECK: {{^[0-9]+}}: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id={{[0-9]+}}, codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit|ompt_task_undeferred|ompt_task_untied=402653188, has_dependences=no
+  // CHECK: {{^[0-9]+}}: id=4 task_type=ompt_task_explicit|ompt_task_undeferred|ompt_task_untied=402653188
+
+  // CHECK: {{^[0-9]+}}: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id={{[0-9]+}}, codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit|ompt_task_undeferred|ompt_task_final=671088644, has_dependences=no
+  // CHECK: {{^[0-9]+}}: id=5 task_type=ompt_task_explicit|ompt_task_undeferred|ompt_task_final=671088644
+
+  // CHECK: {{^[0-9]+}}: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id={{[0-9]+}}, codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit|ompt_task_undeferred|ompt_task_final=671088644, has_dependences=no
+  // CHECK: {{^[0-9]+}}: id=6 task_type=ompt_task_explicit|ompt_task_undeferred|ompt_task_final=671088644
+
+  // ___CHECK: {{^[0-9]+}}: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id={{[0-9]+}}, codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit|ompt_task_undeferred=134217732, has_dependences=no
+  // ___CHECK: {{^[0-9]+}}: id=7 task_type=ompt_task_explicit|ompt_task_undeferred=134217732
+
+  return 0;
+}

external/llvm-project/openmp/runtime/test/ompt/tasks/taskyield.c

@@ -0,0 +1,62 @@
+// RUN: %libomp-compile-and-run | %sort-threads | FileCheck %s
+// REQUIRES: ompt
+// Current GOMP interface implements taskyield as stub
+// XFAIL: gcc
+
+#include "callback.h"
+#include <omp.h>   
+#include <unistd.h>
+
+int main()
+{
+  int condition=0, x=0;
+  #pragma omp parallel num_threads(2)
+  {
+    #pragma omp master
+    {
+        #pragma omp task shared(condition)
+        {
+          OMPT_SIGNAL(condition);
+          OMPT_WAIT(condition,2);
+        }
+        OMPT_WAIT(condition,1);
+        #pragma omp task shared(x)
+        {
+          x++;
+        }
+        printf("%" PRIu64 ": before yield\n", ompt_get_thread_data()->value);
+        #pragma omp taskyield
+        printf("%" PRIu64 ": after yield\n", ompt_get_thread_data()->value);
+        OMPT_SIGNAL(condition);
+    }
+  }
+
+
+  // Check if libomp supports the callbacks for this test.
+  // 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_implicit_task'
+
+
+  // CHECK: {{^}}0: NULL_POINTER=[[NULL:.*$]]
+
+  // make sure initial data pointers are null
+  // CHECK-NOT: 0: new_task_data initially not null
+  
+  // CHECK: {{^}}[[MASTER_ID:[0-9]+]]: ompt_event_implicit_task_begin: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID:[0-9]+]], team_size={{[0-9]+}}, thread_num={{[0-9]+}}
+
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_create: parent_task_id={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id=[[WORKER_TASK:[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={{[0-9]+}}, parent_task_frame.exit={{0x[0-f]+}}, parent_task_frame.reenter={{0x[0-f]+}}, new_task_id=[[MAIN_TASK:[0-9]+]], codeptr_ra={{0x[0-f]+}}, task_type=ompt_task_explicit=4, has_dependences=no
+
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_schedule: first_task_id=[[IMPLICIT_TASK_ID]], second_task_id=[[MAIN_TASK]], prior_task_status=ompt_task_yield=2
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_schedule: first_task_id=[[MAIN_TASK]], second_task_id=[[IMPLICIT_TASK_ID]], prior_task_status=ompt_task_complete=1
+
+  // CHECK: {{^}}[[THREAD_ID:[0-9]+]]: ompt_event_task_schedule: first_task_id={{[0-9]+}}, second_task_id=[[WORKER_TASK]], prior_task_status=ompt_task_others=4
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_task_schedule: first_task_id=[[WORKER_TASK]], second_task_id={{[0-9]+}}, prior_task_status=ompt_task_complete=1
+
+
+
+
+
+  return 0;
+}

external/llvm-project/openmp/runtime/test/ompt/tasks/untied_task.c

@@ -0,0 +1,108 @@
+// RUN: %libomp-compile-and-run | %sort-threads | FileCheck %s
+// REQUIRES: ompt
+#define TEST_NEED_PRINT_FRAME_FROM_OUTLINED_FN
+#include "callback.h"
+#include <omp.h> 
+
+int main()
+{
+  int condition=0;
+  omp_set_nested(0);
+  print_frame(0);
+  #pragma omp parallel num_threads(2)
+  {
+    print_frame_from_outlined_fn(1);
+    print_ids(0);
+    print_ids(1);
+    print_frame(0);
+    #pragma omp master
+    {
+      print_ids(0);
+      #pragma omp task untied shared(condition)
+      {
+        OMPT_SIGNAL(condition);
+        print_frame(1);
+        print_ids(0);
+        print_ids(1);
+        print_ids(2);
+        #pragma omp task if(0)
+        {
+          print_ids(0);
+          print_ids(1);
+          print_ids(2);
+        }
+        print_ids(0);
+        print_ids(1);
+        print_ids(2);
+      }
+      OMPT_WAIT(condition,1);
+      print_ids(0);
+    }
+    #pragma omp barrier
+    print_ids(0);
+  }
+
+
+  // Check if libomp supports the callbacks for this test.
+  // 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_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_mutex_acquire'
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_mutex_acquired'
+  // CHECK-NOT: {{^}}0: Could not register callback 'ompt_callback_mutex_released'
+
+
+  // CHECK: {{^}}0: NULL_POINTER=[[NULL:.*$]]
+
+  // make sure initial data pointers are null
+  // CHECK-NOT: 0: new_task_data initially not null
+  
+  // CHECK: {{^}}[[MASTER_ID:[0-9]+]]: __builtin_frame_address(0)=[[MAIN_REENTER:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_parallel_begin: parent_task_id=[[PARENT_TASK_ID:[0-9]+]], parent_task_frame.exit=[[NULL]], parent_task_frame.reenter=[[MAIN_REENTER]], parallel_id=[[PARALLEL_ID:[0-9]+]], requested_team_size=2, codeptr_ra=0x{{[0-f]+}}, invoker=[[PARALLEL_INVOKER:[0-9]+]]
+  // nested parallel masters
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID:[0-9]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: __builtin_frame_address({{.}})=[[EXIT:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 1: parallel_id=[[IMPLICIT_PARALLEL_ID:[0-9]+]], task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[MAIN_REENTER]]
+  // CHECK: {{^}}[[MASTER_ID]]: __builtin_frame_address(0)=[[REENTER:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // <- ompt_event_task_create would be expected here
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_task_create: parent_task_id=[[IMPLICIT_TASK_ID]], parent_task_frame.exit=[[EXIT]], parent_task_frame.reenter=[[REENTER]], new_task_id=[[TASK_ID:[0-9]+]], codeptr_ra=[[TASK_FUNCTION:0x[0-f]+]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // explicit barrier after master
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_barrier_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[REENTER]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_barrier_end: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // implicit barrier parallel
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_barrier_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_barrier_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[MASTER_ID]]: ompt_event_implicit_task_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+
+  // CHECK: {{^}}[[THREAD_ID:[0-9]+]]: ompt_event_implicit_task_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID:[0-9]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: __builtin_frame_address({{.}})=[[EXIT:0x[0-f]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 1: parallel_id=[[IMPLICIT_PARALLEL_ID]], task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[MAIN_REENTER]]
+  // CHECK: {{^}}[[THREAD_ID]]: __builtin_frame_address(0)=[[REENTER:0x[0-f]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_barrier_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[REENTER]]
+  // this is expected to come earlier and at MASTER:
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_task_schedule: first_task_id=[[IMPLICIT_TASK_ID]], second_task_id=[[TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: __builtin_frame_address(1)=[[TASK_EXIT:0x[0-f]+]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[TASK_ID]], exit_frame=[[TASK_EXIT]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 1: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[EXIT]], reenter_frame=[[REENTER]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 2: parallel_id=[[IMPLICIT_PARALLEL_ID]], task_id=[[PARENT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[MAIN_REENTER]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_task_schedule: first_task_id=[[TASK_ID]], second_task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_task_end: task_id=[[TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_barrier_end: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_barrier_begin: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: task level 0: parallel_id=[[PARALLEL_ID]], task_id=[[IMPLICIT_TASK_ID]], exit_frame=[[NULL]], reenter_frame=[[NULL]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_barrier_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+  // CHECK: {{^}}[[THREAD_ID]]: ompt_event_implicit_task_end: parallel_id={{[0-9]+}}, task_id=[[IMPLICIT_TASK_ID]]
+
+
+
+  return 0;
+}