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_tracemalloc: add domain to trace keys

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* hashtable.h: key has now a variable size
* _tracemalloc uses (pointer: void*, domain: unsigned int) as key for traces
This commit is contained in:
Victor Stinner 2016-03-18 21:52:22 +01:00
parent 5decb84454
commit 51b846c47a
4 changed files with 271 additions and 122 deletions
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11
Python/marshal.c
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@ -263,7 +263,7 @@ w_ref(PyObject *v, char *flag, WFILE *p)
if (Py_REFCNT(v) == 1)
return 0;
entry = _Py_hashtable_get_entry(p->hashtable, v);
entry = _Py_HASHTABLE_GET_ENTRY(p->hashtable, v);
if (entry != NULL) {
/* write the reference index to the stream */
_Py_HASHTABLE_ENTRY_READ_DATA(p->hashtable, &w, sizeof(w), entry);
@ -571,7 +571,8 @@ static int
w_init_refs(WFILE *wf, int version)
{
if (version >= 3) {
wf->hashtable = _Py_hashtable_new(sizeof(int), _Py_hashtable_hash_ptr,
wf->hashtable = _Py_hashtable_new(sizeof(void *), sizeof(int),
_Py_hashtable_hash_ptr,
_Py_hashtable_compare_direct);
if (wf->hashtable == NULL) {
PyErr_NoMemory();
@ -582,9 +583,11 @@ w_init_refs(WFILE *wf, int version)
}
static int
w_decref_entry(_Py_hashtable_entry_t *entry, void *Py_UNUSED(data))
w_decref_entry(_Py_hashtable_t *ht, _Py_hashtable_entry_t *entry, void *Py_UNUSED(data))
{
Py_XDECREF(entry->key);
void *entry_key = *(void **)_Py_HASHTABLE_ENTRY_KEY(entry);
assert(ht->key_size == sizeof(entry_key));
Py_XDECREF(entry_key);
return 0;
}