}
-namespace simgrid {
-namespace mc {
-
-RegionSnapshot::~RegionSnapshot() {}
-
-}
-}
-
-/******************************* Snapshot regions ********************************/
-/*********************************************************************************/
-
extern "C" {
-static mc_mem_region_t mc_region_new_dense(
- mc_region_type_t region_type,
- void *start_addr, void* permanent_addr, size_t size)
-{
- std::vector<char> data(size);
- mc_model_checker->process().read_bytes(data.data(), size,
- remote(permanent_addr),
- simgrid::mc::ProcessIndexDisabled);
-
- mc_mem_region_t region = new simgrid::mc::RegionSnapshot(
- region_type, start_addr, permanent_addr, size);
- region->flat_data(std::move(data));
-
- XBT_DEBUG("New region : type : %d, data : %p (real addr %p), size : %zu",
- region_type, region->flat_data().data(), permanent_addr, size);
- return region;
-}
-
-/** @brief Take a snapshot of a given region
- *
- * @param type
- * @param start_addr Address of the region in the simulated process
- * @param permanent_addr Permanent address of this data (for privatized variables, this is the virtual address of the privatized mapping)
- * @param size Size of the data*
- */
-static mc_mem_region_t MC_region_new(
- mc_region_type_t type, void *start_addr, void* permanent_addr, size_t size)
-{
- if (_sg_mc_sparse_checkpoint) {
- return mc_region_new_sparse(type, start_addr, permanent_addr, size);
- } else {
- return mc_region_new_dense(type, start_addr, permanent_addr, size);
- }
-}
-
/** @brief Restore a region from a snapshot
*
* @param reg Target region
static void MC_region_restore(mc_mem_region_t region)
{
switch(region->storage_type()) {
- case MC_REGION_STORAGE_TYPE_NONE:
+ case simgrid::mc::StorageType::NoData:
default:
xbt_die("Storage type not supported");
break;
- case MC_REGION_STORAGE_TYPE_FLAT:
+ case simgrid::mc::StorageType::Flat:
mc_model_checker->process().write_bytes(region->flat_data().data(),
region->size(), region->permanent_address());
break;
- case MC_REGION_STORAGE_TYPE_CHUNKED:
+ case simgrid::mc::StorageType::Chunked:
mc_region_restore_sparse(&mc_model_checker->process(), region);
break;
- case MC_REGION_STORAGE_TYPE_PRIVATIZED:
- for (auto const& p : region->privatized_data())
- MC_region_restore(p.get());
+ case simgrid::mc::StorageType::Privatized:
+ for (auto& p : region->privatized_data())
+ MC_region_restore(&p);
break;
}
}
-static mc_mem_region_t MC_region_new_privatized(
- mc_region_type_t region_type, void *start_addr, void* permanent_addr, size_t size
+}
+
+namespace simgrid {
+namespace mc {
+
+simgrid::mc::RegionSnapshot privatized_region(
+ RegionType region_type, void *start_addr, void* permanent_addr, size_t size
)
{
size_t process_count = MC_smpi_process_count();
&privatisation_regions, sizeof(privatisation_regions),
remote(remote_smpi_privatisation_regions));
- std::vector<std::unique_ptr<simgrid::mc::RegionSnapshot>> data;
+ std::vector<simgrid::mc::RegionSnapshot> data;
data.reserve(process_count);
for (size_t i = 0; i < process_count; i++)
- data.push_back(std::unique_ptr<simgrid::mc::RegionSnapshot>(
- MC_region_new(region_type, start_addr,
+ data.push_back(
+ simgrid::mc::region(region_type, start_addr,
privatisation_regions[i].address, size)
- ));
+ );
- mc_mem_region_t region = new simgrid::mc::RegionSnapshot(
+ simgrid::mc::RegionSnapshot region = simgrid::mc::RegionSnapshot(
region_type, start_addr, permanent_addr, size);
- region->privatized_data(std::move(data));
- return region;
+ region.privatized_data(std::move(data));
+ return std::move(region);
+}
+
+}
}
-static void MC_snapshot_add_region(int index, mc_snapshot_t snapshot, mc_region_type_t type,
+extern "C" {
+
+static void MC_snapshot_add_region(int index, mc_snapshot_t snapshot,
+ simgrid::mc::RegionType type,
mc_object_info_t object_info,
void *start_addr, void* permanent_addr, size_t size)
{
- if (type == MC_REGION_TYPE_DATA)
+ if (type == simgrid::mc::RegionType::Data)
xbt_assert(object_info, "Missing object info for object.");
- else if (type == MC_REGION_TYPE_HEAP)
+ else if (type == simgrid::mc::RegionType::Heap)
xbt_assert(!object_info, "Unexpected object info for heap region.");
- mc_mem_region_t region;
const bool privatization_aware = MC_object_info_is_privatized(object_info);
+
+ simgrid::mc::RegionSnapshot region;
if (privatization_aware && MC_smpi_process_count())
- region = MC_region_new_privatized(type, start_addr, permanent_addr, size);
+ region = simgrid::mc::privatized_region(type, start_addr, permanent_addr, size);
else
- region = MC_region_new(type, start_addr, permanent_addr, size);
+ region = simgrid::mc::region(type, start_addr, permanent_addr, size);
- region->object_info(object_info);
- snapshot->snapshot_regions[index] = region;
+ region.object_info(object_info);
+ snapshot->snapshot_regions[index]
+ = new simgrid::mc::RegionSnapshot(std::move(region));
return;
}
for (size_t i = 0; i!=n; ++i) {
mc_object_info_t object_info = process->object_infos[i];
- MC_snapshot_add_region(i, snapshot, MC_REGION_TYPE_DATA, object_info,
+ MC_snapshot_add_region(i, snapshot, simgrid::mc::RegionType::Data, object_info,
object_info->start_rw, object_info->start_rw,
object_info->end_rw - object_info->start_rw);
}
void *start_heap = heap->base;
void *end_heap = heap->breakval;
- MC_snapshot_add_region(n, snapshot, MC_REGION_TYPE_HEAP, NULL,
+ MC_snapshot_add_region(n, snapshot, simgrid::mc::RegionType::Heap, NULL,
start_heap, start_heap,
(char *) end_heap - (char *) start_heap);
snapshot->heap_bytes_used = mmalloc_get_bytes_used_remote(