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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fix Windows build
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@Fidget-Spinner
Fidget-Spinner committed Apr 30, 2024
commit 5961992d5b62c8999153b5cb3f55e58983276c5c
3 changes: 2 additions & 1 deletion Include/internal/pycore_stackref.h
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ extern "C" {
#endif

#include <stddef.h>
#include "pycore_gc.h"

// Mark an object as supporting deferred reference counting. This is a no-op
// in the default (with GIL) build. Objects that use deferred reference
Expand All @@ -29,7 +30,7 @@ typedef union {
uintptr_t bits;
} _PyStackRef;

static const _PyStackRef Py_STACKREF_NULL = ((_PyStackRef) { .bits = (uintptr_t)NULL });
static const _PyStackRef Py_STACKREF_NULL = ((_PyStackRef) { .bits = 0 });

#ifdef Py_GIL_DISABLED
#define Py_TAG_DEFERRED (1)
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