8000 gh-117139: Add header for tagged pointers by Fidget-Spinner · Pull Request #118330 · python/cpython · GitHub
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gh-117139: Add header for tagged pointers #118330

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Merged
merged 19 commits into from
Apr 30, 2024
Merged

gh-117139: Add header for tagged pointers #118330

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209ddac
Add header for tagged pointers
Fidget-Spinner Apr 26, 2024
f783bc4
cleanup
Fidget-Spinner Apr 26, 2024
4c52acc
end EOL
Fidget-Spinner Apr 26, 2024
9e0ed42
fix warnings
Fidget-Spinner Apr 27, 2024
4610cac
format
Fidget-Spinner Apr 27, 2024
f0df2bc
make macro names more symmetrical
Fidget-Spinner Apr 28, 2024
35ac0ce
fix warning
Fidget-Spinner Apr 28, 2024
c08a6f5
address rest of review
Fidget-Spinner Apr 30, 2024
9b5f8b2
remove MAX_UNTAG_SCRATCH
Fidget-Spinner Apr 30, 2024
046e308
rename file
Fidget-Spinner Apr 30, 2024
1a7087e
rename header guards
Fidget-Spinner Apr 30, 2024
2090980
add xnewref
Fidget-Spinner Apr 30, 2024
2f50bcb
Add Py_STACKREF_NULL
Fidget-Spinner Apr 30, 2024
5961992
fix Windows build
Fidget-Spinner Apr 30, 2024
6bf6d44
try fix Windows for real this time
Fidget-Spinner Apr 30, 2024
003d274
address review
Fidget-Spinner Apr 30, 2024
7501357
revert hasdeferred refcount back to original file
Fidget-Spinner Apr 30, 2024
53608d7
remove decref_owned
Fidget-Spinner Apr 30, 2024
0131fc1
address review
Fidget-Spinner Apr 30, 2024
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cleanup
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@Fidget-Spinner
Fidget-Spinner committed Apr 26, 2024
commit f783bc4e0cec6519def85cf21e475dd1cdf5c69a
21 changes: 2 additions & 19 deletions Include/internal/pycore_tagged.h
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Original file line number Diff line number Diff line change
Expand Up @@ -151,23 +151,6 @@ _Py_untag_stack_owned(PyObject **dst, const _PyStackRef *src, size_t length) {
#define Py_DECREF_STACKREF(op) Py_DECREF(Py_STACKREF_UNTAG_BORROWED(op))
#endif

#if defined(Py_GIL_DISABLED)
static inline _PyStackRef
_Py_NewRef_StackRef_Owned(_PyStackRef tagged) {
if ((tagged.bits & Py_TAG_DEFERRED) == Py_TAG_DEFERRED) {
Py_INCREF(Py_STACKREF_UNTAG_BORROWED(tagged));
uintptr_t res = tagged.bits & (~Py_TAG_DEFERRED);
return ((_PyStackRef){.bits = res});
}
return tagged;
}
#define Py_NEWREF_STACKREF_OWNED(op) _Py_NewRef_StackRef_Owned(op)
#else
#define Py_NEWREF_STACKREF_OWNED(op) (op)
#endif

#define Py_DECREF_STACKREF_OWNED(op) Py_DECREF(Py_STACKREF_UNTAG_BORROWED(op));

#if defined(Py_GIL_DISABLED)
static inline void
_Py_IncRef_StackRef(_PyStackRef tagged) {
Expand All @@ -193,14 +176,14 @@ _Py_XDECREF_STACKREF(_PyStackRef op)
#define Py_XDECREF_STACKREF(op) _Py_XDECREF_STACKREF(op)

static inline _PyStackRef
Py_NewRef_StackRef(_PyStackRef obj)
_Py_NewRef_StackRef(_PyStackRef obj)
{
Py_INCREF_STACKREF(obj);
return obj;
}


#define Py_NewRef_StackRef(op) Py_NewRef_StackRef(op)
#define Py_NewRef_StackRef(op) _Py_NewRef_StackRef(op)

#ifdef __cplusplus
}
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