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[3.11] GH-93516: Backport GH-93769: Speedup line number checks when tracing (GH-94127)

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Co-authored-by: Pablo Galindo <pablogsal@gmail.com>
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Mark Shannon 2022-06-22 16:32:02 +01:00 • committed by GitHub
parent 8c2af49071
commit 3ece6e6feb
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7 changed files with 409 additions and 298 deletions
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Include/cpython/code.h
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@ -62,7 +62,8 @@ typedef uint16_t _Py_CODEUNIT;
PyObject *co_exceptiontable; /* Byte string encoding exception handling \
table */ \
int co_flags; /* CO_..., see below */ \
int co_warmup; /* Warmup counter for quickening */ \
short co_warmup; /* Warmup counter for quickening */ \
short _co_linearray_entry_size; /* Size of each entry in _co_linearray */ \
\
/* The rest are not so impactful on performance. */ \
int co_argcount; /* #arguments, except *args */ \
@ -88,6 +89,7 @@ typedef uint16_t _Py_CODEUNIT;
PyObject *co_qualname; /* unicode (qualname, for reference) */ \
PyObject *co_linetable; /* bytes object that holds location info */ \
PyObject *co_weakreflist; /* to support weakrefs to code objects */ \
char *_co_linearray; /* array of line offsets */ \
/* Scratch space for extra data relating to the code object. \
Type is a void* to keep the format private in codeobject.c to force \
people to go through the proper APIs. */ \