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tom-pyteltom-pytel
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revert size_t to Py_ssize_t
1 parent b26b262 commit 839f772

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3 files changed

+126
-126
lines changed

3 files changed

+126
-126
lines changed

‎Include/cpython/pyatomic.h‎

Lines changed: 53 additions & 53 deletions
Original file line numberDiff line numberDiff line change
@@ -545,59 +545,6 @@ static inline Py_ssize_t
545545
_Py_atomic_load_ssize_acquire(const Py_ssize_t *obj);
546546

547547

548-
// --- _Py_atomic_memcpy / _Py_atomic_memmove ------------
549-
550-
static inline void *
551-
_Py_atomic_memcpy_ptr_store_relaxed(void *dest, void *src, size_t n)
552-
{
553-
assert(((uintptr_t)dest & (sizeof (void *) - 1)) == 0);
554-
assert(((uintptr_t)src & (sizeof (void *) - 1)) == 0);
555-
assert(n % sizeof(void *) == 0);
556-
557-
if (dest != src) {
558-
void **dest_ = (void **)dest;
559-
void **src_ = (void **)src;
560-
void **end = dest_ + n / sizeof(void *);
561-
562-
for (; dest_ != end; dest_++, src_++) {
563-
_Py_atomic_store_ptr_relaxed(dest_, *src_);
564-
}
565-
}
566-
567-
return dest;
568-
}
569-
570-
static inline void *
571-
_Py_atomic_memmove_ptr_store_relaxed(void *dest, void *src, size_t n)
572-
{
573-
assert(((uintptr_t)dest & (sizeof (void *) - 1)) == 0);
574-
assert(((uintptr_t)src & (sizeof (void *) - 1)) == 0);
575-
assert(n % sizeof(void *) == 0);
576-
577-
if (dest < src || dest >= (void *)((char *)src + n)) {
578-
void **dest_ = (void **)dest;
579-
void **src_ = (void **)src;
580-
void **end = dest_ + n / sizeof(void *);
581-
582-
for (; dest_ != end; dest_++, src_++) {
583-
_Py_atomic_store_ptr_relaxed(dest_, *src_);
584-
}
585-
}
586-
else if (dest > src) {
587-
n = n / sizeof(void *) - 1;
588-
void **dest_ = (void **)dest + n;
589-
void **src_ = (void **)src + n;
590-
void **end = (void **)dest - 1;
591-
592-
for (; dest_ != end; dest_--, src_--) {
593-
_Py_atomic_store_ptr_relaxed(dest_, *src_);
594-
}
595-
}
596-
597-
return dest;
598-
}
599-
600-
601548

602549

603550
// --- _Py_atomic_fence ------------------------------------------------------
@@ -665,3 +612,56 @@ static inline void _Py_atomic_fence_release(void);
665612
#else
666613
# error "long must be 4 or 8 bytes in size"
667614
#endif // SIZEOF_LONG
615+
616+
617+
// --- _Py_atomic_memcpy / _Py_atomic_memmove ------------
618+
619+
static inline void *
620+
_Py_atomic_memcpy_ptr_store_relaxed(void *dest, void *src, Py_ssize_t n)
621+
{
622+
assert(((uintptr_t)dest & (sizeof (void *) - 1)) == 0);
623+
assert(((uintptr_t)src & (sizeof (void *) - 1)) == 0);
624+
assert(n % sizeof(void *) == 0);
625+
626+
if (dest != src) {
627+
void **dest_ = (void **)dest;
628+
void **src_ = (void **)src;
629+
void **end = dest_ + n / sizeof(void *);
630+
631+
for (; dest_ != end; dest_++, src_++) {
632+
_Py_atomic_store_ptr_relaxed(dest_, *src_);
633+
}
634+
}
635+
636+
return dest;
637+
}
638+
639+
static inline void *
640+
_Py_atomic_memmove_ptr_store_relaxed(void *dest, void *src, Py_ssize_t n)
641+
{
642+
assert(((uintptr_t)dest & (sizeof (void *) - 1)) == 0);
643+
assert(((uintptr_t)src & (sizeof (void *) - 1)) == 0);
644+
assert(n % sizeof(void *) == 0);
645+
646+
if (dest < src || dest >= (void *)((char *)src + n)) {
647+
void **dest_ = (void **)dest;
648+
void **src_ = (void **)src;
649+
void **end = dest_ + n / sizeof(void *);
650+
651+
for (; dest_ != end; dest_++, src_++) {
652+
_Py_atomic_store_ptr_relaxed(dest_, *src_);
653+
}
654+
}
655+
else if (dest > src) {
656+
n = n / sizeof(void *) - 1;
657+
void **dest_ = (void **)dest + n;
658+
void **src_ = (void **)src + n;
659+
void **end = (void **)dest - 1;
660+
661+
for (; dest_ != end; dest_--, src_--) {
662+
_Py_atomic_store_ptr_relaxed(dest_, *src_);
663+
}
664+
}
665+
666+
return dest;
667+
}

‎Include/internal/pycore_pyatomic_ft_wrappers.h‎

Lines changed: 2 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -115,9 +115,9 @@ extern "C" {
115115
#define FT_MUTEX_UNLOCK(lock) PyMutex_Unlock(lock)
116116

117117
#define FT_ATOMIC_MEMCPY_PTR_STORE_RELAXED(dest, src, n) \
118-
_Py_atomic_memcpy_ptr_store_relaxed(dest, src, (size_t)(n))
118+
_Py_atomic_memcpy_ptr_store_relaxed(dest, src, (Py_ssize_t)(n))
119119
#define FT_ATOMIC_MEMMOVE_PTR_STORE_RELAXED(dest, src, n) \
120-
_Py_atomic_memmove_ptr_store_relaxed(dest, src, (size_t)(n))
120+
_Py_atomic_memmove_ptr_store_relaxed(dest, src, (Py_ssize_t)(n))
121121

122122

123123
#else

‎Modules/_testcapi/pyatomic.c‎

Lines changed: 71 additions & 71 deletions
Original file line numberDiff line numberDiff line change
@@ -5,7 +5,7 @@
55
*/
66

77
#include "parts.h"
8-
#include "pyconfig.h" // SIZEOF_VOID_P
8+
// #include "pyconfig.h" // SIZEOF_VOID_P
99

1010
// We define atomic bitwise operations on these types
1111
#define FOR_BITWISE_TYPES(V) \
@@ -157,77 +157,77 @@ test_atomic_load_store_int_release_acquire(PyObject *self, PyObject *obj) { \
157157
Py_RETURN_NONE;
158158
}
159159

160-
static PyObject *
161-
test_atomic_memcpy_ptr_store_relaxed(PyObject *self, PyObject *obj) {
162-
#if SIZEOF_VOID_P == 8
163-
#define p0 (void *)0x5555555555555555
164-
#define p1 (void *)0xaaaaaaaaaaaaaaaa
165-
#define p2 (void *)0xfedcba9876543210
166-
#define p3 (void *)0x0123456789abcdef
167-
#else
168-
#if SIZEOF_VOID_P == 4
169-
#define p0 (void *)0x55555555
170-
#define p1 (void *)0xaaaaaaaa
171-
#define p2 (void *)0x76543210
172-
#define p3 (void *)0x01234567
173-
#else
174-
#error "unexpected sizeof(void *), expecting 8 or 4"
175-
#endif
176-
#endif
177-
void *src[4] = { (void *)0, p2, p3, (void *)0 };
178-
void *dst[4] = { p0, (void *)0, (void *)0, p1 };
179-
assert(_Py_atomic_memcpy_ptr_store_relaxed(&dst[1], &src[1], SIZEOF_VOID_P * 2) == &dst[1]);
180-
assert(dst[0] == p0);
181-
assert(dst[1] == p2);
182-
assert(dst[2] == p3);
183-
assert(dst[3] == p1);
184-
Py_RETURN_NONE;
185-
#undef p3
186-
#undef p2
187-
#undef p1
188-
#undef p0
189-
}
160+
// static PyObject *
161+
// test_atomic_memcpy_ptr_store_relaxed(PyObject *self, PyObject *obj) {
162+
// #if SIZEOF_VOID_P == 8
163+
// #define p0 (void *)0x5555555555555555
164+
// #define p1 (void *)0xaaaaaaaaaaaaaaaa
165+
// #define p2 (void *)0xfedcba9876543210
166+
// #define p3 (void *)0x0123456789abcdef
167+
// #else
168+
// #if SIZEOF_VOID_P == 4
169+
// #define p0 (void *)0x55555555
170+
// #define p1 (void *)0xaaaaaaaa
171+
// #define p2 (void *)0x76543210
172+
// #define p3 (void *)0x01234567
173+
// #else
174+
// #error "unexpected sizeof(void *), expecting 8 or 4"
175+
// #endif
176+
// #endif
177+
// void *src[4] = { (void *)0, p2, p3, (void *)0 };
178+
// void *dst[4] = { p0, (void *)0, (void *)0, p1 };
179+
// assert(_Py_atomic_memcpy_ptr_store_relaxed(&dst[1], &src[1], SIZEOF_VOID_P * 2) == &dst[1]);
180+
// assert(dst[0] == p0);
181+
// assert(dst[1] == p2);
182+
// assert(dst[2] == p3);
183+
// assert(dst[3] == p1);
184+
// Py_RETURN_NONE;
185+
// #undef p3
186+
// #undef p2
187+
// #undef p1
188+
// #undef p0
189+
// }
190190

191-
static PyObject *
192-
test_atomic_memmove_ptr_store_relaxed(PyObject *self, PyObject *obj) {
193-
#if SIZEOF_VOID_P == 8
194-
#define p0 (void *)0x5555555555555555
195-
#define p1 (void *)0xaaaaaaaaaaaaaaaa
196-
#define p2 (void *)0xfedcba9876543210
197-
#define p3 (void *)0x0123456789abcdef
198-
#define p4 (void *)0x0f2d4b6987a5c3e1
199-
#else
200-
#if SIZEOF_VOID_P == 4
201-
#define p0 (void *)0x55555555
202-
#define p1 (void *)0xaaaaaaaa
203-
#define p2 (void *)0x76543210
204-
#define p3 (void *)0x01234567
205-
#define p4 (void *)0x07254361
206-
#else
207-
#error "unexpected sizeof(void *), expecting 8 or 4"
208-
#endif
209-
#endif
210-
void *back[5] = { p0, p2, p3, p4, p1 };
211-
assert(_Py_atomic_memmove_ptr_store_relaxed(&back[1], &back[2], SIZEOF_VOID_P * 2) == &back[1]);
212-
assert(back[0] == p0);
213-
assert(back[1] == p3);
214-
assert(back[2] == p4);
215-
assert(back[3] == p4);
216-
assert(back[4] == p1);
217-
void *fwd[5] = { p0, p2, p3, p4, p1 };
218-
assert(_Py_atomic_memmove_ptr_store_relaxed(&fwd[2], &fwd[1], SIZEOF_VOID_P * 2) == &fwd[2]);
219-
assert(fwd[0] == p0);
220-
assert(fwd[1] == p2);
221-
assert(fwd[2] == p2);
222-
assert(fwd[3] == p3);
223-
assert(fwd[4] == p1);
224-
Py_RETURN_NONE;
225-
#undef p4
226-
#undef p3
227-
#undef p2
228-
#undef p1
229-
#undef p0
230-
}
191+
// static PyObject *
192+
// test_atomic_memmove_ptr_store_relaxed(PyObject *self, PyObject *obj) {
193+
// #if SIZEOF_VOID_P == 8
194+
// #define p0 (void *)0x5555555555555555
195+
// #define p1 (void *)0xaaaaaaaaaaaaaaaa
196+
// #define p2 (void *)0xfedcba9876543210
197+
// #define p3 (void *)0x0123456789abcdef
198+
// #define p4 (void *)0x0f2d4b6987a5c3e1
199+
// #else
200+
// #if SIZEOF_VOID_P == 4
201+
// #define p0 (void *)0x55555555
202+
// #define p1 (void *)0xaaaaaaaa
203+
// #define p2 (void *)0x76543210
204+
// #define p3 (void *)0x01234567
205+
// #define p4 (void *)0x07254361
206+
// #else
207+
// #error "unexpected sizeof(void *), expecting 8 or 4"
208+
// #endif
209+
// #endif
210+
// void *back[5] = { p0, p2, p3, p4, p1 };
211+
// assert(_Py_atomic_memmove_ptr_store_relaxed(&back[1], &back[2], SIZEOF_VOID_P * 2) == &back[1]);
212+
// assert(back[0] == p0);
213+
// assert(back[1] == p3);
214+
// assert(back[2] == p4);
215+
// assert(back[3] == p4);
216+
// assert(back[4] == p1);
217+
// void *fwd[5] = { p0, p2, p3, p4, p1 };
218+
// assert(_Py_atomic_memmove_ptr_store_relaxed(&fwd[2], &fwd[1], SIZEOF_VOID_P * 2) == &fwd[2]);
219+
// assert(fwd[0] == p0);
220+
// assert(fwd[1] == p2);
221+
// assert(fwd[2] == p2);
222+
// assert(fwd[3] == p3);
223+
// assert(fwd[4] == p1);
224+
// Py_RETURN_NONE;
225+
// #undef p4
226+
// #undef p3
227+
// #undef p2
228+
// #undef p1
229+
// #undef p0
230+
// }
231231

232232
// NOTE: all tests should start with "test_atomic_" to be included
233233
// in test_pyatomic.py

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