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perf(specialize): widen BINARY_OP_SUBTRACT_INT to full int64 range
Change the subtract specialization condition to accept exact ints in the full int64 range, matching the widened add path while keeping multiply compact-only.
1 parent 039d6c3 commit 81713ed

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Lines changed: 1412 additions & 1562 deletions

‎Include/internal/pycore_long.h‎

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@@ -117,6 +117,7 @@ PyAPI_FUNC(_PyStackRef) _PyCompactLong_Add(PyLongObject *left, PyLongObject *rig
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PyAPI_FUNC(_PyStackRef) _PyCompactLong_Multiply(PyLongObject *left, PyLongObject *right);
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PyAPI_FUNC(_PyStackRef) _PyCompactLong_Subtract(PyLongObject *left, PyLongObject *right);
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PyAPI_FUNC(_PyStackRef) _PyCompactLong_AddWide(PyLongObject *left, PyLongObject *right);
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PyAPI_FUNC(_PyStackRef) _PyCompactLong_SubtractWide(PyLongObject *left, PyLongObject *right);
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// Export for 'binascii' shared extension.
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PyAPI_DATA(unsigned char) _PyLong_DigitValue[256];

‎Include/internal/pycore_opcode_metadata.h‎

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