Function setup_test_case_1

tools/benchmark/benchmark_FreeList.cc:121–165

}

void
setup_test_case_1(const int64_t n)
{
  ink_thread list[n];

#if TS_USE_HWLOC
  // ThreadAffinityInitializer::set_affinity mimics
  const hwloc_obj_type_t obj_type  = thread_affinity();
  const int              obj_count = hwloc_get_nbobjs_by_type(ink_get_topology(), obj_type);

  assert(obj_count > 0);

  for (int i = 0; i < n; i++) {
    ink_thread_create(&list[i], test_case_1, (void *)(static_cast<intptr_t>(i)), 0, 0, nullptr);

    int dst = i;
    if (thread_assiging_order == 1) {
      // Assign threads one side of siblings first
      dst = i * 2;
      if (dst >= obj_count) {
        dst = (i * 2 - obj_count) + 1;
      }
    }

    hwloc_obj_t obj = hwloc_get_obj_by_type(ink_get_topology(), obj_type, dst % obj_count);
    hwloc_set_thread_cpubind(ink_get_topology(), list[i], obj->cpuset, HWLOC_CPUBIND_STRICT);

    if (debug_enabled) {
      int   cpu_mask_len = hwloc_bitmap_snprintf(nullptr, 0, obj->cpuset) + 1;
      char *cpu_mask     = static_cast<char *>(alloca(cpu_mask_len));
      hwloc_bitmap_snprintf(cpu_mask, cpu_mask_len, obj->cpuset);

      std::cout << "tid=" << list[i] << " obj->logical_index=" << obj->logical_index << " cpu_mask=" << cpu_mask << std::endl;
    }
  }
#else
  for (int i = 0; i < n; i++) {
    ink_thread_create(&list[i], test_case_1, (void *)((intptr_t)i), 0, 0, nullptr);
  }
#endif

  for (int i = 0; i < n; i++) {
    ink_thread_join(list[i]);
  }
}

TEST_CASE("simple new and free", "")
{