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-rw-r--r--Python/pyarena.c15
1 files changed, 3 insertions, 12 deletions
diff --git a/Python/pyarena.c b/Python/pyarena.c
index 5a255ae497..02a31d8ff0 100644
--- a/Python/pyarena.c
+++ b/Python/pyarena.c
@@ -12,8 +12,6 @@
#define DEFAULT_BLOCK_SIZE 8192
#define ALIGNMENT 8
-#define ALIGNMENT_MASK (ALIGNMENT - 1)
-#define ROUNDUP(x) (((x) + ALIGNMENT_MASK) & ~ALIGNMENT_MASK)
typedef struct _block {
/* Total number of bytes owned by this block available to pass out.
@@ -85,8 +83,8 @@ block_new(size_t size)
b->ab_size = size;
b->ab_mem = (void *)(b + 1);
b->ab_next = NULL;
- b->ab_offset = ROUNDUP((Py_uintptr_t)(b->ab_mem)) -
- (Py_uintptr_t)(b->ab_mem);
+ b->ab_offset = (char *)_Py_ALIGN_UP(b->ab_mem, ALIGNMENT) -
+ (char *)(b->ab_mem);
return b;
}
@@ -104,7 +102,7 @@ block_alloc(block *b, size_t size)
{
void *p;
assert(b);
- size = ROUNDUP(size);
+ size = _Py_SIZE_ROUND_UP(size, ALIGNMENT);
if (b->ab_offset + size > b->ab_size) {
/* If we need to allocate more memory than will fit in
the default block, allocate a one-off block that is
@@ -158,7 +156,6 @@ PyArena_New()
void
PyArena_Free(PyArena *arena)
{
- int r;
assert(arena);
#if defined(Py_DEBUG)
/*
@@ -175,12 +172,6 @@ PyArena_Free(PyArena *arena)
assert(arena->a_objects->ob_refcnt == 1);
*/
- /* Clear all the elements from the list. This is necessary
- to guarantee that they will be DECREFed. */
- r = PyList_SetSlice(arena->a_objects,
- 0, PyList_GET_SIZE(arena->a_objects), NULL);
- assert(r == 0);
- assert(PyList_GET_SIZE(arena->a_objects) == 0);
Py_DECREF(arena->a_objects);
free(arena);
}