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putil: Give SimpleHashMap a type handle to enable memory usage tracking

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Previously SimpleHashMap were entirely absent from the PStats memory statistics.
This commit is contained in:
rdb 2020-12-20 00:40:38 +01:00
parent ae3d8c2663
commit e08282003b
2 changed files with 41 additions and 7 deletions
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39
panda/src/putil/simpleHashMap.I
View File

@ -11,6 +11,9 @@
* @date 2007-07-19
*/
template<class Key, class Value, class Compare>
TypeHandle SimpleHashMap<Key, Value, Compare>::_type_handle;
/**
*
*/
@ -42,8 +45,9 @@ SimpleHashMap(const SimpleHashMap &copy) :
if (_table_size > 0) {
size_t alloc_size = _table_size * (sizeof(TableEntry) + sizeof(int) * sparsity);
init_type();
_deleted_chain = memory_hook->get_deleted_chain(alloc_size);
_table = (TableEntry *)_deleted_chain->allocate(alloc_size, TypeHandle::none());
_table = (TableEntry *)_deleted_chain->allocate(alloc_size, _type_handle);
for (size_t i = 0; i < _num_entries; ++i) {
new(&_table[i]) TableEntry(copy._table[i]);
@ -101,8 +105,9 @@ operator = (const SimpleHashMap<Key, Value, Compare> &copy) {
// _table_size * 4 more ints at the end (for the index array).
size_t alloc_size = _table_size * (sizeof(TableEntry) + sizeof(int) * sparsity);
init_type();
_deleted_chain = memory_hook->get_deleted_chain(alloc_size);
_table = (TableEntry *)_deleted_chain->allocate(alloc_size, TypeHandle::none());
_table = (TableEntry *)_deleted_chain->allocate(alloc_size, _type_handle);
for (size_t i = 0; i < _num_entries; ++i) {
new(&_table[i]) TableEntry(copy._table[i]);
}
@ -119,7 +124,7 @@ operator = (const SimpleHashMap<Key, Value, Compare> &copy) {
old_table[i].~TableEntry();
}
old_deleted_chain->deallocate(old_table, TypeHandle::none());
old_deleted_chain->deallocate(old_table, _type_handle);
}
}
return *this;
@ -355,7 +360,7 @@ clear() {
_table[i].~TableEntry();
}
_deleted_chain->deallocate(_table, TypeHandle::none());
_deleted_chain->deallocate(_table, _type_handle);
_table = nullptr;
_deleted_chain = nullptr;
_table_size = 0;
@ -685,8 +690,9 @@ new_table() {
// _table_size * 4 more ints at the end (for the index array).
size_t alloc_size = _table_size * (sizeof(TableEntry) + sizeof(int) * sparsity);
init_type();
_deleted_chain = memory_hook->get_deleted_chain(alloc_size);
_table = (TableEntry *)_deleted_chain->allocate(alloc_size, TypeHandle::none());
_table = (TableEntry *)_deleted_chain->allocate(alloc_size, _type_handle);
memset(get_index_array(), -1, _table_size * sizeof(int) * sparsity);
}
@ -744,7 +750,7 @@ resize_table(size_t new_size) {
// _table_size * sparsity more ints at the end (for the sparse index array).
size_t alloc_size = _table_size * sizeof(TableEntry) + _table_size * sparsity * sizeof(int);
_deleted_chain = memory_hook->get_deleted_chain(alloc_size);
_table = (TableEntry *)_deleted_chain->allocate(alloc_size, TypeHandle::none());
_table = (TableEntry *)_deleted_chain->allocate(alloc_size, _type_handle);
int *index_array = get_index_array();
memset(index_array, -1, _table_size * sizeof(int) * sparsity);
@ -757,7 +763,7 @@ resize_table(size_t new_size) {
}
// We don't need this old thing anymore.
old_chain->deallocate(old_table, TypeHandle::none());
old_chain->deallocate(old_table, _type_handle);
// Reindex the table.
for (size_t i = 0; i < _num_entries; ++i) {
@ -772,3 +778,22 @@ resize_table(size_t new_size) {
nassertv(validate());
}
/**
*
*/
template<class Key, class Value, class Compare>
void SimpleHashMap<Key, Value, Compare>::
init_type() {
#if defined(HAVE_RTTI) && !defined(__EDG__)
// If we have RTTI, we can determine the name of the base type.
std::string key_name = typeid(Key).name();
std::string value_name = typeid(Value).name();
_type_handle =
register_dynamic_type("SimpleHashMap<" + key_name + ", " + value_name + ">");
#else
_type_handle =
register_dynamic_type("SimpleHashMap<unknown, unknown>");
#endif
}

9
panda/src/putil/simpleHashMap.h
View File

@ -141,6 +141,15 @@ public:
size_t _num_entries;
Compare _comp;
public:
static TypeHandle get_class_type() {
return _type_handle;
}
static void init_type();
private:
static TypeHandle _type_handle;
#endif // CPPPARSER
};