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bpo-46443: deepfreeze use preallocated small ints #30715

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Merged
gvanrossum merged 4 commits into from
Jan 20, 2022
Merged

bpo-46443: deepfreeze use preallocated small ints #30715

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7fb3f22
deepfreeze use preallocated small ints
kumaraditya303 Jan 20, 2022
462b899
📜🤖 Added by blurb_it.
blurb-it[bot] Jan 20, 2022
1dfecc0
use cached empty bytes object
kumaraditya303 Jan 20, 2022
b55621b
Merge branch 'longobj' of https://github.com/kumaraditya303/cpython i…
kumaraditya303 Jan 20, 2022
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deepfreeze use preallocated small ints
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@kumaraditya303
kumaraditya303 committed Jan 20, 2022
commit 7fb3f2295534a3cc0ce45779fc8f070e506e554d
3 changes: 3 additions & 0 deletions Tools/scripts/deepfreeze.py
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Expand Up @@ -113,6 +113,7 @@ def __init__(self, file: TextIO):
self.write('#include "Python.h"')
self.write('#include "internal/pycore_gc.h"')
self.write('#include "internal/pycore_code.h"')
self.write('#include "internal/pycore_long.h"')
self.write("")

@contextlib.contextmanager
Expand Down Expand Up @@ -313,6 +314,8 @@ def _generate_int_for_bits(self, name: str, i: int, digit: int) -> None:
self.write(f".ob_digit = {{ {ds} }},")

def generate_int(self, name: str, i: int) -> str:
if -5 <= i <= 256:
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return f"(PyObject *)&_PyLong_SMALL_INTS[_PY_NSMALLNEGINTS + {i}]"
if abs(i) < 2**15:
self._generate_int_for_bits(name, i, 2**15)
else:
Expand Down