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bpo-46072: Add some object layout and allocation stats (GH-31051)

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Mark Shannon 2022-02-01 15:05:18 +00:00 • committed by GitHub
parent 913e340a32
commit 48be46ec1f
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5 changed files with 51 additions and 1 deletions
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4
Objects/obmalloc.c
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@ -1,5 +1,6 @@
#include "Python.h"
#include "pycore_pymem.h" // _PyTraceMalloc_Config
#include "pycore_code.h" // stats
#include <stdbool.h>
#include <stdlib.h> // malloc()
@ -695,6 +696,7 @@ PyObject_Malloc(size_t size)
/* see PyMem_RawMalloc() */
if (size > (size_t)PY_SSIZE_T_MAX)
return NULL;
OBJECT_STAT_INC(allocations);
return _PyObject.malloc(_PyObject.ctx, size);
}
@ -704,6 +706,7 @@ PyObject_Calloc(size_t nelem, size_t elsize)
/* see PyMem_RawMalloc() */
if (elsize != 0 && nelem > (size_t)PY_SSIZE_T_MAX / elsize)
return NULL;
OBJECT_STAT_INC(allocations);
return _PyObject.calloc(_PyObject.ctx, nelem, elsize);
}
@ -719,6 +722,7 @@ PyObject_Realloc(void *ptr, size_t new_size)
void
PyObject_Free(void *ptr)
{
OBJECT_STAT_INC(frees);
_PyObject.free(_PyObject.ctx, ptr);
}